2007-10-18 [colin] 3.0.2cvs89
[claws.git] / src / summaryview.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  * 
18  */
19
20 #include "defs.h"
21
22 #include <glib.h>
23 #include <glib/gi18n.h>
24 #include <gdk/gdkkeysyms.h>
25 #include <gtk/gtkscrolledwindow.h>
26 #include <gtk/gtkwidget.h>
27 #include <gtk/gtkpixmap.h>
28 #include <gtk/gtkctree.h>
29 #include <gtk/gtkcontainer.h>
30 #include <gtk/gtksignal.h>
31 #include <gtk/gtktext.h>
32 #include <gtk/gtkmenu.h>
33 #include <gtk/gtkmenuitem.h>
34 #include <gtk/gtkitemfactory.h>
35 #include <gtk/gtkvbox.h>
36 #include <gtk/gtkhbox.h>
37 #include <gtk/gtkwindow.h>
38 #include <gtk/gtkstyle.h>
39 #include <gtk/gtkarrow.h>
40 #include <gtk/gtkeventbox.h>
41 #include <gtk/gtkstatusbar.h>
42 #include <gtk/gtkmenuitem.h>
43
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <string.h>
47 #include <ctype.h>
48
49 #include "main.h"
50 #include "menu.h"
51 #include "mbox.h"
52 #include "mainwindow.h"
53 #include "folderview.h"
54 #include "summaryview.h"
55 #include "messageview.h"
56 #include "foldersel.h"
57 #include "procmsg.h"
58 #include "procheader.h"
59 #include "sourcewindow.h"
60 #include "prefs_common.h"
61 #include "prefs_summary_column.h"
62 #include "prefs_summary_open.h"
63 #include "prefs_filtering.h"
64 #include "account.h"
65 #include "compose.h"
66 #include "utils.h"
67 #include "gtkutils.h"
68 #include "stock_pixmap.h"
69 #include "filesel.h"
70 #include "alertpanel.h"
71 #include "inputdialog.h"
72 #include "statusbar.h"
73 #include "folder.h"
74 #include "colorlabel.h"
75 #include "inc.h"
76 #include "imap.h"
77 #include "addressbook.h"
78 #include "addr_compl.h"
79 #include "folder_item_prefs.h"
80 #include "filtering.h"
81 #include "string_match.h"
82 #include "toolbar.h"
83 #include "news.h"
84 #include "hooks.h"
85 #include "description_window.h"
86 #include "folderutils.h"
87 #include "quicksearch.h"
88 #include "partial_download.h"
89 #include "tags.h"
90 #include "timing.h"
91 #include "gedit-print.h"
92 #include "log.h"
93 #include "edittags.h"
94 #include "manual.h"
95
96 #define SUMMARY_COL_MARK_WIDTH          10
97 #define SUMMARY_COL_STATUS_WIDTH        13
98 #define SUMMARY_COL_LOCKED_WIDTH        13
99 #define SUMMARY_COL_MIME_WIDTH          11
100
101
102 static GtkStyle *bold_style;
103 static GtkStyle *bold_marked_style;
104 static GtkStyle *bold_deleted_style;
105 static GtkStyle *small_style;
106 static GtkStyle *small_marked_style;
107 static GtkStyle *small_deleted_style;
108
109 static GdkPixmap *markxpm;
110 static GdkBitmap *markxpmmask;
111 static GdkPixmap *deletedxpm;
112 static GdkBitmap *deletedxpmmask;
113 static GdkPixmap *movedxpm;
114 static GdkBitmap *movedxpmmask;
115 static GdkPixmap *copiedxpm;
116 static GdkBitmap *copiedxpmmask;
117
118 static GdkPixmap *newxpm;
119 static GdkBitmap *newxpmmask;
120 static GdkPixmap *unreadxpm;
121 static GdkBitmap *unreadxpmmask;
122 static GdkPixmap *repliedxpm;
123 static GdkBitmap *repliedxpmmask;
124 static GdkPixmap *forwardedxpm;
125 static GdkBitmap *forwardedxpmmask;
126 static GdkPixmap *ignorethreadxpm;
127 static GdkBitmap *ignorethreadxpmmask;
128 static GdkPixmap *watchthreadxpm;
129 static GdkBitmap *watchthreadxpmmask;
130 static GdkPixmap *lockedxpm;
131 static GdkBitmap *lockedxpmmask;
132 static GdkPixmap *spamxpm;
133 static GdkBitmap *spamxpmmask;
134
135 static GdkPixmap *clipxpm;
136 static GdkBitmap *clipxpmmask;
137 static GdkPixmap *keyxpm;
138 static GdkBitmap *keyxpmmask;
139 static GdkPixmap *clipkeyxpm;
140 static GdkBitmap *clipkeyxpmmask;
141 static GdkPixmap *gpgsignedxpm;
142 static GdkBitmap *gpgsignedxpmmask;
143 static GdkPixmap *clipgpgsignedxpm;
144 static GdkBitmap *clipgpgsignedxpmmask;
145
146 static void summary_free_msginfo_func   (GtkCTree               *ctree,
147                                          GtkCTreeNode           *node,
148                                          gpointer                data);
149 static void summary_set_marks_func      (GtkCTree               *ctree,
150                                          GtkCTreeNode           *node,
151                                          gpointer                data);
152
153 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
154 guint summary_get_msgnum                (SummaryView            *summaryview,
155                                          GtkCTreeNode           *node);
156
157
158 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
159                                              guint action);
160
161 static GtkCTreeNode *summary_find_prev_msg
162                                         (SummaryView            *summaryview,
163                                          GtkCTreeNode           *current_node);
164 static GtkCTreeNode *summary_find_next_msg
165                                         (SummaryView            *summaryview,
166                                          GtkCTreeNode           *current_node);
167
168 static GtkCTreeNode *summary_find_prev_flagged_msg
169                                         (SummaryView    *summaryview,
170                                          GtkCTreeNode   *current_node,
171                                          MsgPermFlags    flags,
172                                          gboolean        start_from_prev);
173 static GtkCTreeNode *summary_find_next_flagged_msg
174                                         (SummaryView    *summaryview,
175                                          GtkCTreeNode   *current_node,
176                                          MsgPermFlags    flags,
177                                          gboolean        start_from_next);
178
179 static GtkCTreeNode *summary_find_msg_by_msgnum
180                                         (SummaryView            *summaryview,
181                                          guint                   msgnum);
182
183 static void summary_update_status       (SummaryView            *summaryview);
184
185 /* display functions */
186 static void summary_status_show         (SummaryView            *summaryview);
187 static void summary_set_column_titles   (SummaryView            *summaryview);
188 static void summary_set_ctree_from_list (SummaryView            *summaryview,
189                                          GSList                 *mlist);
190 static inline void summary_set_header   (SummaryView            *summaryview,
191                                          gchar                  *text[],
192                                          MsgInfo                *msginfo);
193 static void summary_display_msg         (SummaryView            *summaryview,
194                                          GtkCTreeNode           *row);
195 static void summary_display_msg_full    (SummaryView            *summaryview,
196                                          GtkCTreeNode           *row,
197                                          gboolean                new_window,
198                                          gboolean                all_headers);
199 static void summary_set_row_marks       (SummaryView            *summaryview,
200                                          GtkCTreeNode           *row);
201
202 static gboolean summary_set_row_tag     (SummaryView            *summaryview, 
203                                          GtkCTreeNode           *row, 
204                                          gboolean                refresh,
205                                          gboolean                set, 
206                                          gint                    id);
207 /* message handling */
208 static void summary_mark_row            (SummaryView            *summaryview,
209                                          GtkCTreeNode           *row);
210 static void summary_lock_row            (SummaryView            *summaryview,
211                                          GtkCTreeNode           *row);
212 static void summary_unlock_row          (SummaryView            *summaryview,
213                                          GtkCTreeNode           *row);
214 static void summary_mark_row_as_read    (SummaryView            *summaryview,
215                                          GtkCTreeNode           *row);
216 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
217                                          GtkCTreeNode           *row);
218 static void summary_delete_row          (SummaryView            *summaryview,
219                                          GtkCTreeNode           *row);
220 static void summary_unmark_row          (SummaryView            *summaryview,
221                                          GtkCTreeNode           *row);
222 static void summary_move_row_to         (SummaryView            *summaryview,
223                                          GtkCTreeNode           *row,
224                                          FolderItem             *to_folder);
225 static void summary_copy_row_to         (SummaryView            *summaryview,
226                                          GtkCTreeNode           *row,
227                                          FolderItem             *to_folder);
228
229 static gint summary_execute_move        (SummaryView            *summaryview);
230 static void summary_execute_move_func   (GtkCTree               *ctree,
231                                          GtkCTreeNode           *node,
232                                          gpointer                data);
233 static void summary_execute_copy        (SummaryView            *summaryview);
234 static void summary_execute_copy_func   (GtkCTree               *ctree,
235                                          GtkCTreeNode           *node,
236                                          gpointer                data);
237 static void summary_execute_delete      (SummaryView            *summaryview);
238 static void summary_execute_delete_func (GtkCTree               *ctree,
239                                          GtkCTreeNode           *node,
240                                          gpointer                data);
241
242 static void summary_thread_init         (SummaryView            *summaryview);
243
244 static void summary_unthread_for_exec           (SummaryView    *summaryview);
245 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
246                                                  GtkCTreeNode   *node,
247                                                  gpointer        data);
248
249 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
250                               GSList * mlist);
251
252 static void summary_filter_func         (MsgInfo *msginfo);
253
254 static void summary_colorlabel_menu_item_activate_cb
255                                           (GtkWidget    *widget,
256                                            gpointer      data);
257 static void summary_colorlabel_menu_item_activate_item_cb
258                                           (GtkMenuItem  *label_menu_item,
259                                            gpointer      data);
260 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
261                                            gboolean  refresh);
262 static void summary_tags_menu_item_activate_cb
263                                           (GtkWidget    *widget,
264                                            gpointer      data);
265 static void summary_tags_menu_item_activate_item_cb
266                                           (GtkMenuItem  *label_menu_item,
267                                            gpointer      data);
268 static void summary_tags_menu_create(SummaryView        *summaryview,
269                                            gboolean  refresh);
270
271 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
272
273 /* callback functions */
274 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
275                                          GdkEventButton         *event,
276                                          SummaryView            *summaryview);
277 #ifdef MAEMO
278 static void summary_toggle_multiple_pressed
279                                         (GtkWidget              *widget,
280                                          SummaryView            *summaryview);
281 #endif
282 static gint summary_folder_eventbox_pressed     
283                                         (GtkWidget              *eventbox,
284                                          GdkEventButton         *event,
285                                          SummaryView            *summaryview);
286 static gboolean summary_button_pressed  (GtkWidget              *ctree,
287                                          GdkEventButton         *event,
288                                          SummaryView            *summaryview);
289 static gboolean summary_button_released (GtkWidget              *ctree,
290                                          GdkEventButton         *event,
291                                          SummaryView            *summaryview);
292 static gboolean summary_key_pressed     (GtkWidget              *ctree,
293                                          GdkEventKey            *event,
294                                          SummaryView            *summaryview);
295 static void summary_tree_expanded       (GtkCTree               *ctree,
296                                          GtkCTreeNode           *node,
297                                          SummaryView            *summaryview);
298 static void summary_tree_collapsed      (GtkCTree               *ctree,
299                                          GtkCTreeNode           *node,
300                                          SummaryView            *summaryview);
301 static void summary_selected            (GtkCTree               *ctree,
302                                          GtkCTreeNode           *row,
303                                          gint                    column,
304                                          SummaryView            *summaryview);
305 static void summary_unselected          (GtkCTree               *ctree,
306                                          GtkCTreeNode           *row,
307                                          gint                    column,
308                                          SummaryView            *summaryview);
309 static void summary_col_resized         (GtkCList               *clist,
310                                          gint                    column,
311                                          gint                    width,
312                                          SummaryView            *summaryview);
313 static void summary_reply_cb            (SummaryView            *summaryview,
314                                          guint                   action,
315                                          GtkWidget              *widget);
316 #ifndef MAEMO
317 static void summary_show_all_header_cb  (SummaryView            *summaryview,
318                                          guint                   action,
319                                          GtkWidget              *widget);
320
321 static void summary_add_address_cb      (SummaryView            *summaryview,
322                                          guint                   action,
323                                          GtkWidget              *widget);
324 #endif
325 static void summary_create_filter_cb    (SummaryView            *summaryview,
326                                          guint                   action,
327                                          GtkWidget              *widget);
328 #ifndef MAEMO
329 static void summary_create_processing_cb(SummaryView            *summaryview,
330                                          guint                   action,
331                                          GtkWidget              *widget);
332 #endif
333 static void summary_mark_clicked        (GtkWidget              *button,
334                                          SummaryView            *summaryview);
335 static void summary_status_clicked      (GtkWidget              *button,
336                                          SummaryView            *summaryview);
337 static void summary_mime_clicked        (GtkWidget              *button,
338                                          SummaryView            *summaryview);
339 static void summary_num_clicked         (GtkWidget              *button,
340                                          SummaryView            *summaryview);
341 static void summary_score_clicked       (GtkWidget *button,
342                                          SummaryView *summaryview);
343 static void summary_size_clicked        (GtkWidget              *button,
344                                          SummaryView            *summaryview);
345 static void summary_date_clicked        (GtkWidget              *button,
346                                          SummaryView            *summaryview);
347 static void summary_from_clicked        (GtkWidget              *button,
348                                          SummaryView            *summaryview);
349 static void summary_to_clicked          (GtkWidget              *button,
350                                          SummaryView            *summaryview);
351 static void summary_subject_clicked     (GtkWidget              *button,
352                                          SummaryView            *summaryview);
353 static void summary_score_clicked       (GtkWidget              *button,
354                                          SummaryView            *summaryview);
355 static void summary_locked_clicked      (GtkWidget              *button,
356                                          SummaryView            *summaryview);
357 static void summary_tags_clicked        (GtkWidget              *button,
358                                          SummaryView            *summaryview);
359
360 static void summary_start_drag          (GtkWidget        *widget, 
361                                          int button,
362                                          GdkEvent *event,
363                                          SummaryView      *summaryview);
364 static void summary_drag_data_get       (GtkWidget        *widget,
365                                          GdkDragContext   *drag_context,
366                                          GtkSelectionData *selection_data,
367                                          guint             info,
368                                          guint             time,
369                                          SummaryView      *summaryview);
370 static void summary_drag_data_received(GtkWidget        *widget,
371                                         GdkDragContext   *drag_context,
372                                         gint              x,
373                                         gint              y,
374                                         GtkSelectionData *data,
375                                         guint             info,
376                                         guint             time,
377                                         SummaryView       *summaryview);
378 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
379                                           GdkDragContext *context,
380                                           gint            x,
381                                           gint            y,
382                                           guint           time,
383                                           SummaryView    *summaryview);
384 static void summary_drag_end(GtkWidget *widget,
385                                           GdkDragContext *drag_context,
386                                           SummaryView    *summaryview);
387 /* custom compare functions for sorting */
388
389 static gint summary_cmp_by_mark         (GtkCList               *clist,
390                                          gconstpointer           ptr1,
391                                          gconstpointer           ptr2);
392 static gint summary_cmp_by_status       (GtkCList               *clist,
393                                          gconstpointer           ptr1,
394                                          gconstpointer           ptr2);
395 static gint summary_cmp_by_mime         (GtkCList               *clist,
396                                          gconstpointer           ptr1,
397                                          gconstpointer           ptr2);
398 static gint summary_cmp_by_num          (GtkCList               *clist,
399                                          gconstpointer           ptr1,
400                                          gconstpointer           ptr2);
401 static gint summary_cmp_by_size         (GtkCList               *clist,
402                                          gconstpointer           ptr1,
403                                          gconstpointer           ptr2);
404 static gint summary_cmp_by_date         (GtkCList               *clist,
405                                          gconstpointer           ptr1,
406                                          gconstpointer           ptr2);
407 static gint summary_cmp_by_thread_date  (GtkCList               *clist,
408                                          gconstpointer           ptr1,
409                                          gconstpointer           ptr2);
410 static gint summary_cmp_by_from         (GtkCList               *clist,
411                                          gconstpointer           ptr1,
412                                          gconstpointer           ptr2);
413 static gint summary_cmp_by_simplified_subject
414                                         (GtkCList               *clist, 
415                                          gconstpointer           ptr1, 
416                                          gconstpointer           ptr2);
417 static gint summary_cmp_by_score        (GtkCList               *clist,
418                                          gconstpointer           ptr1,
419                                          gconstpointer           ptr2);
420 static gint summary_cmp_by_label        (GtkCList               *clist,
421                                          gconstpointer           ptr1,
422                                          gconstpointer           ptr2);
423 static gint summary_cmp_by_to           (GtkCList               *clist,
424                                          gconstpointer           ptr1,
425                                          gconstpointer           ptr2);
426 static gint summary_cmp_by_subject      (GtkCList               *clist,
427                                          gconstpointer           ptr1,
428                                          gconstpointer           ptr2);
429 static gint summary_cmp_by_locked       (GtkCList               *clist,
430                                          gconstpointer           ptr1, 
431                                          gconstpointer           ptr2);
432 static gint summary_cmp_by_tags         (GtkCList               *clist,
433                                          gconstpointer           ptr1, 
434                                          gconstpointer           ptr2);
435
436 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
437                                          gpointer        data);
438 static void tog_searchbar_cb            (GtkWidget      *w,
439                                          gpointer        data);
440
441 static void summary_find_answers        (SummaryView    *summaryview, 
442                                          MsgInfo        *msg);
443
444 static gboolean summary_update_msg      (gpointer source, gpointer data);
445 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data);
446 static gboolean summary_update_folder_hook(gpointer source, gpointer data);
447 static void summary_set_colorlabel_color (GtkCTree              *ctree,
448                                    GtkCTreeNode         *node,
449                                    guint                 labelcolor);
450 static void summary_thread_build(SummaryView *summaryview);
451
452 GtkTargetEntry summary_drag_types[2] =
453 {
454         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
455         {"claws-mail/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
456 };
457
458 static GtkItemFactoryEntry summary_popup_entries[] =
459 {
460         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
461 #ifndef MAEMO
462         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
463         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
464         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
465         {N_("/Repl_y to/mailing _list"),
466                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
467         {"/---",                        NULL, NULL,             0, "<Separator>"},
468 #endif
469         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
470 #ifndef MAEMO
471         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
472         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
473 #endif
474         {"/---",                        NULL, NULL,             0, "<Separator>"},
475         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
476         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
477         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
478 #ifndef MAEMO
479         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
480 #endif
481         {"/---",                        NULL, NULL,             0, "<Separator>"},
482         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
483         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
484         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
485         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
486         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
487         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
488         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
489         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
490         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
491         {N_("/_Mark/Watch thread"),     NULL, summary_watch_thread, 0, NULL},
492         {N_("/_Mark/Unwatch thread"),   NULL, summary_unwatch_thread, 0, NULL},
493         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
494         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
495         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
496         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
497         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
498         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
499         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
500         {N_("/Ta_gs"),                  NULL, NULL,             0, NULL},
501
502         {"/---",                        NULL, NULL,             0, "<Separator>"},
503 #ifndef MAEMO
504         {N_("/Add sender to address boo_k"),
505                                         NULL, summary_add_address_cb, 0, NULL},
506 #endif
507         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
508         {N_("/Create f_ilter rule/_Automatically"),
509                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
510         {N_("/Create f_ilter rule/by _From"),
511                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
512         {N_("/Create f_ilter rule/by _To"),
513                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
514         {N_("/Create f_ilter rule/by _Subject"),
515                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
516 #ifndef MAEMO
517         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
518         {N_("/Create processing rule/_Automatically"),
519                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
520         {N_("/Create processing rule/by _From"),
521                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
522         {N_("/Create processing rule/by _To"),
523                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
524         {N_("/Create processing rule/by _Subject"),
525                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
526 #endif
527         {"/---",                        NULL, NULL,             0, "<Separator>"},
528         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
529         {N_("/_View/Open in new _window"),
530                                         "<control><alt>N", summary_open_msg,    0, NULL},
531         {N_("/_View/Message _source"),  "<control>U", summary_view_source, 0, NULL},
532 #ifndef MAEMO
533         {N_("/_View/All _headers"),     "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
534 #endif
535         {"/---",                        NULL, NULL,             0, "<Separator>"},
536         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
537 #ifndef MAEMO
538         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
539 #endif
540 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
541
542 static const gchar *const col_label[N_SUMMARY_COLS] = {
543         "",             /* S_COL_MARK    */
544         N_("S"),        /* S_COL_STATUS  */
545         "",             /* S_COL_MIME    */
546         N_("Subject"),  /* S_COL_SUBJECT */
547         N_("From"),     /* S_COL_FROM    */
548         N_("To"),       /* S_COL_TO      */
549         N_("Date"),     /* S_COL_DATE    */
550         N_("Size"),     /* S_COL_SIZE    */
551         N_("#"),        /* S_COL_NUMBER  */
552         N_("Score"),    /* S_COL_SCORE   */
553         "",             /* S_COL_LOCKED  */
554         N_("Tags"),     /* S_COL_TAGS    */
555 };
556
557 void summary_freeze(SummaryView *summaryview)
558 {
559         if (summaryview)
560                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
561 }
562
563 void summary_thaw(SummaryView *summaryview)
564 {
565         if (summaryview)
566                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
567 }
568
569 void summary_grab_focus(SummaryView *summaryview)
570 {
571         if (summaryview)
572                 gtk_widget_grab_focus(summaryview->ctree);
573 }
574
575 GtkWidget *summary_get_main_widget(SummaryView *summaryview)
576 {
577         if (summaryview)
578                 return summaryview->ctree;
579         else
580                 return NULL;
581 }
582
583 #define START_LONG_OPERATION(summaryview,force_freeze) {        \
584         summary_lock(summaryview);                              \
585         main_window_cursor_wait(summaryview->mainwin);          \
586         if (force_freeze || sc_g_list_bigger(GTK_CLIST(summaryview->ctree)->selection, 1)) {\
587                 froze = TRUE;                                           \
588                 summary_freeze(summaryview);    \
589         }                                                       \
590         folder_item_update_freeze();                            \
591         inc_lock();                                             \
592         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
593                       summaryview->msginfo_update_callback_id); \
594 }
595 #define END_LONG_OPERATION(summaryview) {                       \
596         inc_unlock();                                           \
597         folder_item_update_thaw();                              \
598         if (froze)                                              \
599                 summary_thaw(summaryview);      \
600         main_window_cursor_normal(summaryview->mainwin);        \
601         summary_unlock(summaryview);                            \
602         summaryview->msginfo_update_callback_id =               \
603                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
604                 summary_update_msg, (gpointer) summaryview);    \
605 }
606
607 SummaryView *summary_create(void)
608 {
609         SummaryView *summaryview;
610         GtkWidget *vbox;
611         GtkWidget *scrolledwin;
612         GtkWidget *ctree;
613         GtkWidget *hbox;
614         GtkWidget *hbox_l;
615         GtkWidget *stat_box;
616         GtkWidget *stat_box2;
617         GtkWidget *stat_vbox;
618         GtkWidget *statlabel_folder;
619         GtkWidget *statlabel_select;
620         GtkWidget *statlabel_msgs;
621         GtkWidget *hbox_spc;
622         GtkWidget *toggle_eventbox;
623 #ifdef MAEMO
624         GtkWidget *multiple_sel_togbtn;
625 #endif
626         GtkWidget *toggle_arrow;
627         GtkWidget *popupmenu;
628         GtkWidget *toggle_search;
629         GtkItemFactory *popupfactory;
630         gint n_entries;
631         QuickSearch *quicksearch;
632
633         debug_print("Creating summary view...\n");
634         summaryview = g_new0(SummaryView, 1);
635
636         summaryview->tips = gtk_tooltips_new();
637 #define SUMMARY_VBOX_SPACING 3
638         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
639         
640         /* create status label */
641         hbox = gtk_hbox_new(FALSE, 0);
642         gtk_widget_show(hbox);
643
644         stat_vbox = gtk_vbox_new(FALSE, 0);
645         gtk_widget_show(stat_vbox);
646
647         stat_box = gtk_hbox_new(FALSE, 0);
648         gtk_widget_show(stat_box);
649         
650         stat_box2 = gtk_hbox_new(FALSE, 0);
651         gtk_widget_show(stat_box2);
652         
653         toggle_search = gtk_toggle_button_new();
654         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
655                                      prefs_common.show_searchbar);
656         gtk_widget_show(toggle_search);
657
658         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
659                              toggle_search,
660                              _("Toggle quick search bar"), NULL);
661         
662         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);      
663
664         gtk_box_pack_start(GTK_BOX(hbox), stat_vbox, TRUE, TRUE, 0);    
665         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box, TRUE, TRUE, 0);        
666         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box2, TRUE, TRUE, 0);       
667
668         hbox_l = gtk_hbox_new(FALSE, 0);
669         gtk_widget_show(hbox_l);
670         gtk_box_pack_start(GTK_BOX(stat_box), hbox_l, TRUE, TRUE, 0);
671  
672         statlabel_folder = gtk_label_new("");
673         gtk_widget_show(statlabel_folder);
674         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
675         statlabel_select = gtk_label_new("");
676         gtk_widget_show(statlabel_select);
677         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
678  
679         /* toggle view button */
680         toggle_eventbox = gtk_event_box_new();
681         gtk_widget_show(toggle_eventbox);
682         
683         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
684
685         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
686         gtk_widget_show(toggle_arrow);
687         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
688         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
689                          G_CALLBACK(summary_toggle_pressed),
690                          summaryview);
691
692 #ifdef MAEMO
693         multiple_sel_togbtn = gtk_toggle_button_new();
694         gtk_widget_show(multiple_sel_togbtn);
695         gtk_box_pack_end(GTK_BOX(hbox), multiple_sel_togbtn, FALSE, FALSE, 4);
696         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
697                              multiple_sel_togbtn,
698                              _("Toggle multiple selection"), NULL);
699         g_signal_connect(G_OBJECT(multiple_sel_togbtn), "toggled",
700                          G_CALLBACK(summary_toggle_multiple_pressed),
701                          summaryview);
702 #endif
703         
704         statlabel_msgs = gtk_label_new("");
705         gtk_widget_show(statlabel_msgs);
706         gtk_box_pack_end(GTK_BOX(stat_box), statlabel_msgs, FALSE, FALSE, 4);
707
708         hbox_spc = gtk_hbox_new(FALSE, 0);
709         gtk_widget_show(hbox_spc);
710         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
711
712         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
713         gtk_widget_show(scrolledwin);
714         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
715                                        GTK_POLICY_AUTOMATIC,
716                                        GTK_POLICY_AUTOMATIC);
717 #ifndef MAEMO
718         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
719 #endif
720         gtk_widget_set_size_request(vbox,
721                              prefs_common.summaryview_width,
722                              prefs_common.summaryview_height);
723
724         ctree = summary_ctree_create(summaryview);
725         gtk_widget_show(ctree);
726
727         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
728                                             GTK_CLIST(ctree)->hadjustment);
729         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
730                                             GTK_CLIST(ctree)->vadjustment);
731         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
732
733         /* status label */
734         gtk_widget_show_all(stat_vbox);
735         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
736
737         /* quick search */
738         quicksearch = quicksearch_new();
739         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
740
741 #ifdef MAEMO
742         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
743 #endif
744         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
745
746         g_signal_connect (G_OBJECT(toggle_search), "toggled",
747                           G_CALLBACK(tog_searchbar_cb), summaryview);
748
749         /* create popup menu */
750         n_entries = sizeof(summary_popup_entries) /
751                 sizeof(summary_popup_entries[0]);
752         popupmenu = menu_create_items(summary_popup_entries, n_entries,
753                                       "<SummaryView>", &popupfactory,
754                                       summaryview);
755
756         summaryview->vbox = vbox;
757         summaryview->scrolledwin = scrolledwin;
758         summaryview->ctree = ctree;
759         summaryview->hbox = hbox;
760         summaryview->hbox_l = hbox_l;
761         summaryview->hbox_spc = hbox_spc;
762         summaryview->stat_box = stat_box;
763         summaryview->stat_box2 = stat_box2;
764         summaryview->statlabel_folder = statlabel_folder;
765         summaryview->statlabel_select = statlabel_select;
766         summaryview->statlabel_msgs = statlabel_msgs;
767         summaryview->toggle_eventbox = toggle_eventbox;
768         summaryview->toggle_arrow = toggle_arrow;
769 #ifdef MAEMO
770         summaryview->multiple_sel_togbtn = multiple_sel_togbtn;
771 #endif
772         summaryview->toggle_search = toggle_search;
773         summaryview->popupmenu = popupmenu;
774         summaryview->popupfactory = popupfactory;
775         summaryview->lock_count = 0;
776         summaryview->msginfo_update_callback_id =
777                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
778         summaryview->folder_item_update_callback_id =
779                 hooks_register_hook(FOLDER_ITEM_UPDATE_HOOKLIST,
780                                 summary_update_folder_item_hook,
781                                 (gpointer) summaryview);
782         summaryview->folder_update_callback_id =
783                 hooks_register_hook(FOLDER_UPDATE_HOOKLIST,
784                                 summary_update_folder_hook,
785                                 (gpointer) summaryview);
786
787         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
788
789         summaryview->quicksearch = quicksearch;
790
791         /* CLAWS: need this to get the SummaryView * from
792          * the CList */
793         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview); 
794
795         gtk_widget_show_all(vbox);
796
797         gtk_widget_show(vbox);
798
799         if (prefs_common.show_searchbar)
800                 quicksearch_show(quicksearch);
801         else
802                 quicksearch_hide(quicksearch);
803         
804         if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
805             prefs_common.layout_mode == SMALL_LAYOUT)
806                 gtk_widget_hide(summaryview->toggle_eventbox);
807
808         return summaryview;
809 }
810
811 void summary_relayout(SummaryView *summaryview)
812 {
813         gtk_widget_realize(summaryview->stat_box);
814
815         gtk_widget_ref(summaryview->hbox_l);
816         gtk_widget_ref(summaryview->statlabel_msgs);
817         
818         gtkut_container_remove(GTK_CONTAINER(summaryview->hbox_l->parent), summaryview->hbox_l);
819         gtkut_container_remove(GTK_CONTAINER(summaryview->statlabel_msgs->parent), summaryview->statlabel_msgs);
820
821         switch (prefs_common.layout_mode) {
822         case NORMAL_LAYOUT:
823         case WIDE_LAYOUT:
824         case WIDE_MSGLIST_LAYOUT:
825                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
826                 gtk_box_pack_end(GTK_BOX(summaryview->stat_box), summaryview->statlabel_msgs, FALSE, FALSE, 4);
827                 gtk_widget_show_all(summaryview->stat_box);
828                 gtk_widget_show_all(summaryview->stat_box2);
829                 if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
830                     prefs_common.layout_mode == SMALL_LAYOUT)
831                         gtk_widget_hide(summaryview->toggle_eventbox);
832                 else
833                         gtk_widget_show(summaryview->toggle_eventbox);
834                 break;
835         case VERTICAL_LAYOUT:
836         case SMALL_LAYOUT:
837                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
838                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box2), summaryview->statlabel_msgs, FALSE, FALSE, 4);
839                 gtk_widget_show_all(summaryview->stat_box);
840                 gtk_widget_show_all(summaryview->stat_box2);
841                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
842                         gtk_widget_hide(summaryview->toggle_eventbox);
843                         gtk_widget_hide(summaryview->statlabel_msgs);
844                 } else {
845                         gtk_widget_show(summaryview->toggle_eventbox);
846                         gtk_widget_show(summaryview->statlabel_msgs);
847                 }
848                         
849                 break;
850         }
851         gtk_widget_unref(summaryview->hbox_l);
852         gtk_widget_unref(summaryview->statlabel_msgs);
853         quicksearch_relayout(summaryview->quicksearch);
854         if (prefs_common.show_searchbar)
855                 quicksearch_show(summaryview->quicksearch);
856         else
857                 quicksearch_hide(summaryview->quicksearch);
858 }
859
860 static void summary_set_fonts(SummaryView *summaryview)
861 {
862         PangoFontDescription *font_desc;
863         gint size;
864
865         font_desc = pango_font_description_from_string(NORMAL_FONT);
866         gtk_widget_modify_font(summaryview->ctree, font_desc);
867         pango_font_description_free(font_desc);
868
869         if (!bold_style) {
870                 bold_style = gtk_style_copy
871                         (gtk_widget_get_style(summaryview->ctree));
872                 font_desc = pango_font_description_from_string(NORMAL_FONT);
873                 if (font_desc) {
874                         pango_font_description_free(bold_style->font_desc);
875                         bold_style->font_desc = font_desc;
876                 }
877                 
878                 pango_font_description_set_weight
879                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
880                 bold_marked_style = gtk_style_copy(bold_style);
881                 bold_marked_style->fg[GTK_STATE_NORMAL] =
882                         summaryview->color_marked;
883                 bold_deleted_style = gtk_style_copy(bold_style);
884                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
885                         summaryview->color_dim;
886         }
887
888         font_desc = pango_font_description_new();
889         size = pango_font_description_get_size
890                 (summaryview->ctree->style->font_desc);
891         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
892         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
893         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
894         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
895         /* ici */
896         pango_font_description_free(font_desc);
897 }
898
899 static void summary_set_folder_pixmap(SummaryView *summaryview, StockPixmap icon)
900 {
901         GtkWidget *pixmap; 
902         if (!summaryview->folder_pixmap_eventbox) {
903                 summaryview->folder_pixmap_eventbox = gtk_event_box_new();
904                 gtk_widget_show(summaryview->folder_pixmap_eventbox);
905                 gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, FALSE, FALSE, 4);
906                 gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, 0); /* search_toggle before */
907                 g_signal_connect(G_OBJECT(summaryview->folder_pixmap_eventbox), "button_press_event",
908                          G_CALLBACK(summary_folder_eventbox_pressed),
909                          summaryview);
910         }
911         if (summaryview->folder_pixmap)
912                 gtk_widget_destroy(summaryview->folder_pixmap);
913
914         pixmap = stock_pixmap_widget(summaryview->hbox_l, icon);
915         gtk_container_add(GTK_CONTAINER(summaryview->folder_pixmap_eventbox), pixmap);
916         gtk_widget_show(pixmap);
917         summaryview->folder_pixmap = pixmap; 
918 }
919
920 void summary_init(SummaryView *summaryview)
921 {
922         GtkWidget *pixmap;
923
924         gtk_widget_realize(summaryview->ctree);
925         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
926                          &markxpm, &markxpmmask);
927         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
928                          &deletedxpm, &deletedxpmmask);
929         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
930                          &newxpm, &newxpmmask);
931         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
932                          &unreadxpm, &unreadxpmmask);
933         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
934                          &repliedxpm, &repliedxpmmask);
935         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
936                          &forwardedxpm, &forwardedxpmmask);
937         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
938                          &clipxpm, &clipxpmmask);
939         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
940                          &lockedxpm, &lockedxpmmask);
941         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
942                          &ignorethreadxpm, &ignorethreadxpmmask);
943         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_WATCHTHREAD,
944                          &watchthreadxpm, &watchthreadxpmmask);
945         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
946                          &clipkeyxpm, &clipkeyxpmmask);
947         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
948                          &keyxpm, &keyxpmmask);
949         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
950                          &gpgsignedxpm, &gpgsignedxpmmask);
951         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
952                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
953         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
954                          &spamxpm, &spamxpmmask);
955         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MOVED,
956                          &movedxpm, &movedxpmmask);
957         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_COPIED,
958                          &copiedxpm, &copiedxpmmask);
959
960         summary_set_fonts(summaryview);
961
962         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
963
964         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
965         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
966         gtk_widget_show(pixmap);
967         summaryview->quick_search_pixmap = pixmap;
968         
969 #ifdef MAEMO
970         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
971         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
972         gtk_widget_show(pixmap);
973         summaryview->multiple_sel_image = pixmap;
974 #endif
975
976         /* Init summaryview prefs */
977         summaryview->sort_key = SORT_BY_NONE;
978         summaryview->sort_type = SORT_ASCENDING;
979
980         /* Init summaryview extra data */
981         summaryview->simplify_subject_preg = NULL;
982
983         summary_clear_list(summaryview);
984         summary_set_column_titles(summaryview);
985         summary_colorlabel_menu_create(summaryview, FALSE);
986         summary_tags_menu_create(summaryview, FALSE);
987         main_create_mailing_list_menu (summaryview->mainwin, NULL);     
988         summary_set_menu_sensitive(summaryview);
989
990 }
991
992 #define CURRENTLY_DISPLAYED(m) \
993 ( (m->msgnum == displayed_msgnum) \
994   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
995
996 #define FOLDER_SHOWS_TO_HDR(i) \
997 ( folder_has_parent_of_type(i, F_OUTBOX) \
998   ||  folder_has_parent_of_type(i, F_DRAFT) \
999   ||  folder_has_parent_of_type(i, F_QUEUE) )
1000   
1001 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
1002 {
1003         gboolean show_from = FALSE, show_to = FALSE;
1004         gboolean showing_from = FALSE, showing_to = FALSE;
1005         gint from_pos = 0, to_pos = 0;
1006         SummaryColumnState *col_state = summaryview->col_state;
1007         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1008         
1009         if (!item)
1010                 return;
1011         if (FOLDER_SHOWS_TO_HDR(item))
1012                 show_to = TRUE;
1013         else
1014                 show_from = TRUE;
1015         
1016         from_pos = summaryview->col_pos[S_COL_FROM];
1017         to_pos = summaryview->col_pos[S_COL_TO];
1018         showing_from = col_state[from_pos].visible;
1019         showing_to = col_state[to_pos].visible;
1020         
1021         if (showing_from && showing_to) {
1022                 debug_print("showing both\n");
1023                 return;
1024         }
1025
1026         if (!showing_from && !showing_to) {
1027                 debug_print("showing none\n");
1028                 return;
1029         }
1030
1031         debug_print("showing %s %s, must show %s %s\n", 
1032                 showing_from?"From":"",
1033                 showing_to?"To":"",
1034                 show_from?"From":"",
1035                 show_to?"To":"");
1036
1037         if (showing_from == show_from && showing_to == show_to)
1038                 return;
1039         /* else we'll switch both */
1040
1041         debug_print("switching columns\n");
1042         col_state[from_pos].type = S_COL_TO;
1043         col_state[from_pos].visible = show_to;
1044
1045         col_state[to_pos].type = S_COL_FROM;
1046         col_state[to_pos].visible = show_from;
1047
1048         summaryview->col_pos[S_COL_TO] = from_pos;
1049         summaryview->col_pos[S_COL_FROM] = to_pos;
1050
1051         gtk_clist_set_column_visibility
1052                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
1053         gtk_clist_set_column_visibility
1054                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
1055
1056         summary_set_column_titles(summaryview);
1057 }
1058
1059 static gboolean summaryview_quicksearch_recurse(gpointer data)
1060 {
1061         SummaryView *summaryview = (SummaryView *)data;
1062         main_window_cursor_wait(summaryview->mainwin);
1063         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1064         quicksearch_search_subfolders(summaryview->quicksearch, 
1065                               summaryview->folderview,
1066                               summaryview->folder_item);
1067         main_window_cursor_normal(summaryview->mainwin);
1068         return FALSE;
1069 }
1070
1071 static gboolean summary_check_consistency(FolderItem *item, GSList *mlist)
1072 {
1073         int u = 0, n = 0, m = 0, t = 0;
1074         GSList *cur;
1075         START_TIMING("");
1076         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1077                 MsgInfo * msginfo = (MsgInfo *) cur->data;
1078                 t++;
1079                 if (MSG_IS_NEW(msginfo->flags))
1080                         n++;
1081                 if (MSG_IS_UNREAD(msginfo->flags))
1082                         u++;
1083                 if (MSG_IS_MARKED(msginfo->flags))
1084                         m++;            
1085         }
1086         if (t != item->total_msgs
1087         ||  n != item->new_msgs
1088         ||  u != item->unread_msgs
1089         ||  m != item->marked_msgs
1090         ||  (m == 0 && item->unreadmarked_msgs != 0)
1091         ||  item->unreadmarked_msgs < 0) {
1092                 debug_print("Inconsistency\n");
1093                 folder_item_scan_full(item, FALSE);
1094                 END_TIMING();
1095                 return FALSE;
1096         } 
1097         END_TIMING();
1098         return TRUE;
1099 }
1100
1101 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
1102 {
1103         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1104         GtkCTreeNode *node = NULL;
1105         GSList *mlist = NULL;
1106         gchar *buf;
1107         gboolean is_refresh;
1108         guint selected_msgnum = 0;
1109         guint displayed_msgnum = 0;
1110         GSList *cur;
1111         GSList *not_killed;
1112         gboolean hidden_removed = FALSE;
1113
1114         if (summary_is_locked(summaryview)) return FALSE;
1115
1116         if (!summaryview->mainwin)
1117                 return FALSE;
1118         START_TIMING("");
1119         summaryview->last_displayed = NULL;
1120         summary_switch_from_to(summaryview, item);
1121
1122         inc_lock();
1123         summary_lock(summaryview);
1124
1125         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
1126
1127         if (!is_refresh) {
1128                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
1129                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
1130                         if (item) {
1131                                 mainwindow_enter_folder(summaryview->mainwin);
1132                                 gtk_widget_grab_focus(summaryview->ctree);
1133                         }
1134                 }
1135         }
1136         if (!prefs_common.summary_quicksearch_sticky
1137          && (!prefs_common.summary_quicksearch_recurse
1138           || !quicksearch_is_active(summaryview->quicksearch))
1139          && !quicksearch_is_running(summaryview->quicksearch)
1140          && !is_refresh) {
1141                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
1142         }
1143
1144         /* STATUSBAR_POP(summaryview->mainwin); */
1145
1146         if (is_refresh) {
1147                 selected_msgnum = summary_get_msgnum(summaryview,
1148                                                      summaryview->selected);
1149                 displayed_msgnum = summary_get_msgnum(summaryview,
1150                                                       summaryview->displayed);
1151         }
1152
1153         /* process the marks if any */
1154         if (summaryview->mainwin->lock_count == 0 &&
1155             (summaryview->moved > 0 || summaryview->copied > 0)) {
1156                 AlertValue val;
1157                 gboolean changed = FALSE;
1158
1159                 val = alertpanel(_("Process mark"),
1160                                  _("Some marks are left. Process them?"),
1161                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
1162                 if (G_ALERTALTERNATE == val) {
1163                         summary_unlock(summaryview);
1164                         summary_execute(summaryview);
1165                         summary_lock(summaryview);
1166                         changed = TRUE;
1167                 } else if (G_ALERTDEFAULT == val) {
1168                         /* DO NOTHING */
1169                 } else {
1170                         summary_unlock(summaryview);
1171                         inc_unlock();
1172                         END_TIMING();
1173                         return FALSE;
1174                 }
1175                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
1176                         folder_update_op_count();
1177         }
1178         
1179         summary_freeze(summaryview);
1180
1181         summary_clear_list(summaryview);
1182
1183         buf = NULL;
1184         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
1185                 g_free(buf);
1186                 debug_print("empty folder (%p %s %p %d)\n\n",
1187                                 item, 
1188                                 (item && item->path)?item->path:"(null)",
1189                                 item?folder_item_parent(item):0x0,
1190                                 item?item->no_select:FALSE);
1191                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1192                 summary_clear_all(summaryview);
1193                 summaryview->folder_item = item;
1194                 summary_thaw(summaryview);
1195                 summary_unlock(summaryview);
1196                 inc_unlock();
1197                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
1198                         main_window_cursor_wait(summaryview->mainwin);
1199                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1200                         if (quicksearch_is_active(summaryview->quicksearch))
1201                                 quicksearch_search_subfolders(summaryview->quicksearch, 
1202                                               summaryview->folderview,
1203                                               summaryview->folder_item);
1204                         main_window_cursor_normal(summaryview->mainwin);
1205                 }       
1206                 END_TIMING();           
1207                 return TRUE;
1208         }
1209         g_free(buf);
1210
1211         if (!is_refresh)
1212                 messageview_clear(summaryview->messageview);
1213
1214         summaryview->folder_item = item;
1215         item->opened = TRUE;
1216
1217         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
1218         debug_print("%s\n", buf);
1219         STATUSBAR_PUSH(summaryview->mainwin, buf);
1220         g_free(buf);
1221
1222         main_window_cursor_wait(summaryview->mainwin);
1223
1224         mlist = folder_item_get_msg_list(item);
1225
1226         if (!summary_check_consistency(item, mlist)) {
1227                 debug_print("reloading due to inconsistency\n");
1228                 procmsg_msg_list_free(mlist);
1229                 mlist = folder_item_get_msg_list(item);
1230         }
1231
1232         if (summaryview->folder_item->hide_read_msgs &&
1233             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
1234                 GSList *not_killed;
1235                 
1236                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
1237                 not_killed = NULL;
1238                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1239                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1240                         
1241                         if (!msginfo->hidden) {
1242                                 if (MSG_IS_UNREAD(msginfo->flags) &&
1243                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
1244                                         not_killed = g_slist_prepend(not_killed, msginfo);
1245                                 else if (MSG_IS_MARKED(msginfo->flags) ||
1246                                          MSG_IS_LOCKED(msginfo->flags))
1247                                         not_killed = g_slist_prepend(not_killed, msginfo);
1248                                 else if (is_refresh &&
1249                                         (msginfo->msgnum == selected_msgnum ||
1250                                          msginfo->msgnum == displayed_msgnum))
1251                                         not_killed = g_slist_prepend(not_killed, msginfo);
1252                                 else
1253                                         procmsg_msginfo_free(msginfo);
1254                          } else
1255                                 procmsg_msginfo_free(msginfo);
1256                 }
1257                 hidden_removed = TRUE;
1258                 g_slist_free(mlist);
1259                 mlist = not_killed;
1260         } else {
1261                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1262         }
1263
1264         if (quicksearch_is_active(summaryview->quicksearch)) {
1265                 GSList *not_killed;
1266                 gint interval = quicksearch_is_fast(summaryview->quicksearch) ? 5000:100;
1267                 START_TIMING("quicksearch");
1268                 gint num = 0, total = summaryview->folder_item->total_msgs;
1269                 statusbar_print_all(_("Searching in %s... \n"), 
1270                         summaryview->folder_item->path ? 
1271                         summaryview->folder_item->path : "(null)");
1272                 not_killed = NULL;
1273                 folder_item_update_freeze();
1274                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1275                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1276
1277                         statusbar_progress_all(num++,total, interval);
1278
1279                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1280                                 not_killed = g_slist_prepend(not_killed, msginfo);
1281                         else
1282                                 procmsg_msginfo_free(msginfo);
1283                         if (num % interval == 0)
1284                                 GTK_EVENTS_FLUSH();
1285                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1286                                 break;
1287                         }
1288                 }
1289                 folder_item_update_thaw();
1290                 statusbar_progress_all(0,0,0);
1291                 statusbar_pop_all();
1292                 
1293                 hidden_removed = TRUE;
1294                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1295                         debug_print("search cancelled!\n");
1296                         summary_thaw(summaryview);
1297                         STATUSBAR_POP(summaryview->mainwin);
1298                         main_window_cursor_normal(summaryview->mainwin);
1299                         summary_unlock(summaryview);
1300                         inc_unlock();
1301                         summary_show(summaryview, summaryview->folder_item);
1302                         END_TIMING();
1303                         return FALSE;
1304                 }
1305                 g_slist_free(mlist);
1306                 mlist = not_killed;
1307                 END_TIMING();
1308         }
1309
1310         if (!hidden_removed) {
1311                 START_TIMING("removing hidden");
1312                 not_killed = NULL;
1313                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1314                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1315
1316                         if (!msginfo->hidden)
1317                                 not_killed = g_slist_prepend(not_killed, msginfo);
1318                         else
1319                                 procmsg_msginfo_free(msginfo);
1320                 }
1321                 g_slist_free(mlist);
1322                 mlist = not_killed;
1323                 END_TIMING();
1324         }
1325
1326         STATUSBAR_POP(summaryview->mainwin);
1327
1328         /* set ctree and hash table from the msginfo list, and
1329            create the thread */
1330         summary_set_ctree_from_list(summaryview, mlist);
1331
1332         g_slist_free(mlist);
1333
1334         if (quicksearch_is_active(summaryview->quicksearch) &&
1335             quicksearch_is_running(summaryview->quicksearch)) {
1336                 /* only scan subfolders when quicksearch changed,
1337                  * not when search is the same and folder changed */
1338                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1339         }
1340
1341         if (is_refresh) {
1342                 if (!quicksearch_is_in_typing(summaryview->quicksearch)) {
1343                         summaryview->last_displayed = summaryview->displayed;
1344                         summaryview->displayed =
1345                                 summary_find_msg_by_msgnum(summaryview,
1346                                                            displayed_msgnum);
1347                         if (!summaryview->displayed)
1348                                 messageview_clear(summaryview->messageview);
1349                         summary_unlock(summaryview);
1350                         summary_select_by_msgnum(summaryview, selected_msgnum);
1351                         summary_lock(summaryview);
1352                         if (!summaryview->selected) {
1353                                 /* no selected message - select first unread
1354                                    message, but do not display it */
1355                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1356                                                                      MSG_UNREAD, FALSE);
1357                                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1358                                         node = gtk_ctree_node_nth
1359                                                 (ctree,
1360                                                  item->sort_type == SORT_DESCENDING
1361                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1362                                 summary_unlock(summaryview);
1363                                 summary_select_node(summaryview, node, FALSE, TRUE);
1364                                 summary_lock(summaryview);
1365                         }
1366                 } else {
1367                         /* just select first/last */
1368                         if (GTK_CLIST(ctree)->row_list != NULL)
1369                                 node = gtk_ctree_node_nth
1370                                         (ctree,
1371                                          item->sort_type == SORT_DESCENDING
1372                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1373                         gtk_sctree_select(GTK_SCTREE(ctree), node);
1374                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1375                 }
1376         } else {
1377                 /* backward compat */
1378                 int i = 0;
1379                 gboolean set = FALSE, stop = FALSE;
1380                 for (i = 0; i < 6; i++) {
1381                         EntryAction act = prefs_common.summary_select_prio[i];
1382
1383                         if (act != ACTION_UNSET) {
1384                                 set = TRUE;
1385                                 break;
1386                         }
1387                 }
1388                 if (!set)
1389                         prefs_summary_open_set_defaults();
1390
1391                 for (i = 0; i < 6 && node == NULL; i++) {
1392                         EntryAction act = prefs_common.summary_select_prio[i];
1393                         
1394                         switch(act) {
1395                         case ACTION_MARKED:
1396                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1397                                              MSG_MARKED, FALSE);
1398                                 break;
1399                         case ACTION_NEW:
1400                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1401                                              MSG_NEW, FALSE);
1402                                 break;
1403                         case ACTION_UNREAD:
1404                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1405                                              MSG_UNREAD, FALSE);
1406                                 break;
1407                         case ACTION_LAST_OPENED:
1408                                 if (summaryview->folder_item) {
1409                                         node = summary_find_msg_by_msgnum(summaryview, 
1410                                                         summaryview->folder_item->last_seen);
1411                                 }
1412                                 break;
1413                         case ACTION_LAST_LIST:
1414                                 if (GTK_CLIST(ctree)->row_list != NULL) {
1415                                         node = gtk_ctree_node_nth
1416                                                 (ctree,
1417                                                  item->sort_type == SORT_DESCENDING
1418                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1419                                 }
1420                                 break;
1421                         case ACTION_NOTHING:
1422                         case ACTION_UNSET:
1423                                 node = NULL;
1424                                 stop = TRUE;
1425                                 break;
1426                         }
1427                         
1428                         if (stop || node)
1429                                 break;
1430                 }
1431
1432                 summary_unlock(summaryview);
1433                 if (node)
1434                         summary_select_node(summaryview, node,
1435                                     prefs_common.always_show_msg,
1436                                     TRUE);
1437                 summary_lock(summaryview);
1438         }
1439
1440         summary_status_show(summaryview);
1441         summary_set_menu_sensitive(summaryview);
1442         toolbar_main_set_sensitive(summaryview->mainwin);
1443         
1444         summary_thaw(summaryview);
1445         debug_print("\n");
1446         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1447         STATUSBAR_POP(summaryview->mainwin);
1448         main_window_cursor_normal(summaryview->mainwin);
1449         summary_unlock(summaryview);
1450         inc_unlock();
1451         END_TIMING();
1452         return TRUE;
1453 }
1454
1455 #undef CURRENTLY_DISPLAYED
1456
1457
1458 void summary_clear_list(SummaryView *summaryview)
1459 {
1460         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1461         gint optimal_width;
1462
1463         summary_freeze(summaryview);
1464
1465         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1466                                 NULL, summary_free_msginfo_func, NULL);
1467
1468         if (summaryview->folder_item) {
1469                 summaryview->folder_item->opened = FALSE;
1470                 summaryview->folder_item = NULL;
1471         }
1472
1473         summaryview->display_msg = FALSE;
1474
1475         summaryview->selected = NULL;
1476         summaryview->displayed = NULL;
1477         summaryview->total_size = 0;
1478         summaryview->deleted = summaryview->moved = 0;
1479         summaryview->copied = 0;
1480         if (summaryview->msgid_table) {
1481                 g_hash_table_destroy(summaryview->msgid_table);
1482                 summaryview->msgid_table = NULL;
1483         }
1484         if (summaryview->subject_table) {
1485                 g_hash_table_destroy(summaryview->subject_table);
1486                 summaryview->subject_table = NULL;
1487         }
1488         summaryview->mlist = NULL;
1489
1490         gtk_clist_clear(clist);
1491         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1492                 optimal_width = gtk_clist_optimal_column_width
1493                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1494                 gtk_clist_set_column_width
1495                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1496                          optimal_width);
1497         }
1498
1499         summary_thaw(summaryview);
1500 }
1501
1502 void summary_clear_all(SummaryView *summaryview)
1503 {
1504         messageview_clear(summaryview->messageview);
1505         summary_clear_list(summaryview);
1506         summary_set_menu_sensitive(summaryview);
1507         toolbar_main_set_sensitive(summaryview->mainwin);
1508         summary_status_show(summaryview);
1509 }
1510
1511 void summary_lock(SummaryView *summaryview)
1512 {
1513         summaryview->lock_count++;
1514 }
1515
1516 void summary_unlock(SummaryView *summaryview)
1517 {
1518         if (summaryview->lock_count)
1519                 summaryview->lock_count--;
1520 }
1521
1522 gboolean summary_is_locked(SummaryView *summaryview)
1523 {
1524         return summaryview->lock_count > 0;
1525 }
1526
1527 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1528 {
1529         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1530         SummarySelection selection;
1531
1532         if (!clist->row_list)
1533                 selection = SUMMARY_NONE;
1534         else if (!clist->selection)
1535                 selection = SUMMARY_SELECTED_NONE;
1536         else if (!clist->selection->next)
1537                 selection = SUMMARY_SELECTED_SINGLE;
1538         else
1539                 selection = SUMMARY_SELECTED_MULTIPLE;
1540
1541         return selection;
1542 }
1543
1544 /*!
1545  *\return       MsgInfo * Selected message if there's one selected;
1546  *              if multiple selected, or none, return NULL.
1547  */ 
1548 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1549 {
1550         /* summaryview->selected may be valid when multiple 
1551          * messages were selected */
1552         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1553
1554         if (sellist == NULL || sellist->next) 
1555                 return NULL;
1556         
1557         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1558 }
1559
1560 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1561 {
1562         GSList *mlist = NULL;
1563         GList *cur;
1564         MsgInfo *msginfo;
1565
1566         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1567              cur = cur->next) {
1568                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1569                 mlist = g_slist_prepend(mlist, msginfo);
1570         }
1571
1572         mlist = g_slist_reverse(mlist);
1573
1574         return mlist;
1575 }
1576
1577 void summary_set_menu_sensitive(SummaryView *summaryview)
1578 {
1579         GtkItemFactory *ifactory = summaryview->popupfactory;
1580         SensitiveCond state;
1581         gboolean sensitive;
1582 #ifndef MAEMO
1583         GtkWidget *menuitem;
1584 #endif
1585         gint i;
1586
1587         static const struct {
1588                 gchar *const entry;
1589                 SensitiveCond cond;
1590         } entry[] = {
1591                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1592 #ifndef MAEMO
1593                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1594                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1595                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1596                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1597 #endif
1598
1599                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1600 #ifndef MAEMO
1601                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1602                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1603 #endif
1604
1605                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1606                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1607                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1608 #ifndef MAEMO
1609                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1610 #endif
1611
1612                 {"/Mark"                        , M_TARGET_EXIST},
1613                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1614                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1615                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1616                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1617                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1618                 {"/Mark/Unignore thread"        , M_TARGET_EXIST},
1619                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1620                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1621                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1622                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1623                 {"/Color label"                 , M_TARGET_EXIST},
1624                 {"/Tags"                        , M_TARGET_EXIST},
1625
1626 #ifndef MAEMO
1627                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1628 #endif
1629                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1630 #ifndef MAEMO
1631                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1632 #endif
1633
1634                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1635                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1636                 {"/View/Message source"         , M_SINGLE_TARGET_EXIST},
1637 #ifndef MAEMO
1638                 {"/View/All headers"            , M_SINGLE_TARGET_EXIST},
1639 #endif
1640                 {"/Save as..."                  , M_TARGET_EXIST},
1641 #ifndef MAEMO
1642                 {"/Print..."                    , M_TARGET_EXIST},
1643 #endif
1644                 {NULL, 0}
1645         };
1646
1647         main_window_set_menu_sensitive(summaryview->mainwin);
1648
1649         state = main_window_get_current_state(summaryview->mainwin);
1650
1651         for (i = 0; entry[i].entry != NULL; i++) {
1652                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1653                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1654         }
1655
1656
1657         summary_lock(summaryview);
1658 #ifndef MAEMO
1659         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All headers");
1660         if (summaryview->messageview 
1661         &&  summaryview->messageview->mimeview
1662         &&  summaryview->messageview->mimeview->textview)
1663                 gtk_check_menu_item_set_active
1664                         (GTK_CHECK_MENU_ITEM(menuitem),
1665                          summaryview->messageview->mimeview->textview->show_all_headers);
1666 #endif
1667         summary_unlock(summaryview);
1668 }
1669
1670 void summary_select_prev_unread(SummaryView *summaryview)
1671 {
1672         GtkCTreeNode *node;
1673         gboolean skip_cur = FALSE;
1674
1675         if (summaryview->displayed 
1676         &&  summaryview->selected == summaryview->displayed) {
1677                 debug_print("skipping current\n");
1678                 skip_cur = TRUE;
1679         }
1680
1681         node = summary_find_prev_flagged_msg
1682                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1683
1684         if (!node || node == summaryview->selected) {
1685                 AlertValue val = 0;
1686
1687                 switch (prefs_common.next_unread_msg_dialog) {
1688                         case NEXTUNREADMSGDIALOG_ALWAYS:
1689                                 val = alertpanel(_("No more unread messages"),
1690                                                  _("No unread message found. "
1691                                                    "Search from the end?"),
1692                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1693                                 break;
1694                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1695                                 val = G_ALERTALTERNATE;
1696                                 break;
1697                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1698                                 val = !G_ALERTALTERNATE;
1699                                 break;
1700                         default:
1701                                 debug_print(
1702                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1703                 }
1704                 if (val != G_ALERTALTERNATE) return;
1705                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1706                                                      MSG_UNREAD, FALSE);
1707         }
1708
1709         if (!node)
1710                 alertpanel_notice(_("No unread messages."));
1711         else
1712                 summary_select_node(summaryview, node, TRUE, FALSE);
1713 }
1714
1715 void summary_select_next_unread(SummaryView *summaryview)
1716 {
1717         GtkCTreeNode *node = summaryview->selected;
1718         gboolean skip_cur = FALSE;
1719         
1720         if (summaryview->displayed 
1721         &&  summaryview->selected == summaryview->displayed) {
1722                 debug_print("skipping cur (%p %p)\n",
1723                         summaryview->displayed, summaryview->selected);
1724                 skip_cur = TRUE;
1725         }
1726
1727
1728         node = summary_find_next_flagged_msg
1729                 (summaryview, node, MSG_UNREAD, skip_cur);
1730         
1731         if (node)
1732                 summary_select_node(summaryview, node, TRUE, FALSE);
1733         else {
1734                 node = summary_find_next_flagged_msg
1735                         (summaryview, NULL, MSG_UNREAD, FALSE);
1736                 if (node == NULL || node == summaryview->selected) {
1737                         AlertValue val = 0;
1738
1739                         switch (prefs_common.next_unread_msg_dialog) {
1740                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1741                                         val = alertpanel(_("No more unread messages"),
1742                                                          _("No unread message found. "
1743                                                            "Go to next folder?"),
1744                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1745                                         break;
1746                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1747                                         val = G_ALERTALTERNATE;
1748                                         break;
1749                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1750                                         val = G_ALERTOTHER;
1751                                         break;
1752                                 default:
1753                                         debug_print(
1754                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1755                         }
1756
1757                         if (val == G_ALERTALTERNATE) {
1758                                 folderview_select_next_unread(summaryview->folderview, TRUE);
1759                                 return;
1760                         } 
1761                         else
1762                                 return;
1763                 } else
1764                         summary_select_node(summaryview, node, TRUE, FALSE);
1765
1766         }
1767 }
1768
1769 void summary_select_prev_new(SummaryView *summaryview)
1770 {
1771         GtkCTreeNode *node;
1772         gboolean skip_cur = FALSE;
1773
1774         if (summaryview->displayed 
1775         &&  summaryview->selected == summaryview->displayed) {
1776                 debug_print("skipping current\n");
1777                 skip_cur = TRUE;
1778         }
1779
1780         node = summary_find_prev_flagged_msg
1781                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1782
1783         if (!node || node == summaryview->selected) {
1784                 AlertValue val = 0;
1785
1786                 switch (prefs_common.next_unread_msg_dialog) {
1787                         case NEXTUNREADMSGDIALOG_ALWAYS:
1788                                 val = alertpanel(_("No more new messages"),
1789                                                  _("No new message found. "
1790                                                    "Search from the end?"),
1791                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1792                                 break;
1793                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1794                                 val = G_ALERTALTERNATE;
1795                                 break;
1796                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1797                                 val = !G_ALERTALTERNATE;
1798                                 break;
1799                         default:
1800                                 debug_print(
1801                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1802                 }
1803                 if (val != G_ALERTALTERNATE) return;
1804                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1805                                                      MSG_NEW, FALSE);
1806         }
1807
1808         if (!node)
1809                 alertpanel_notice(_("No new messages."));
1810         else
1811                 summary_select_node(summaryview, node, TRUE, FALSE);
1812 }
1813
1814 void summary_select_next_new(SummaryView *summaryview)
1815 {
1816         GtkCTreeNode *node = summaryview->selected;
1817         gboolean skip_cur = FALSE;
1818         
1819         if (summaryview->displayed 
1820         &&  summaryview->selected == summaryview->displayed) {
1821                 debug_print("skipping cur (%p %p)\n",
1822                         summaryview->displayed, summaryview->selected);
1823                 skip_cur = TRUE;
1824         }
1825
1826
1827         node = summary_find_next_flagged_msg
1828                 (summaryview, node, MSG_NEW, skip_cur);
1829         
1830         if (node)
1831                 summary_select_node(summaryview, node, TRUE, FALSE);
1832         else {
1833                 node = summary_find_next_flagged_msg
1834                         (summaryview, NULL, MSG_NEW, FALSE);
1835                 if (node == NULL || node == summaryview->selected) {
1836                         AlertValue val = 0;
1837
1838                         switch (prefs_common.next_unread_msg_dialog) {
1839                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1840                                         val = alertpanel(_("No more new messages"),
1841                                                          _("No new message found. "
1842                                                            "Go to next folder?"),
1843                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1844                                         break;
1845                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1846                                         val = G_ALERTALTERNATE;
1847                                         break;
1848                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1849                                         val = G_ALERTOTHER;
1850                                         break;
1851                                 default:
1852                                         debug_print(
1853                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1854                         }
1855
1856                         if (val == G_ALERTALTERNATE) {
1857                                 folderview_select_next_new(summaryview->folderview);
1858                                 return;
1859                         } 
1860                         else
1861                                 return;
1862                 } else
1863                         summary_select_node(summaryview, node, TRUE, FALSE);
1864
1865         }
1866 }
1867
1868 void summary_select_prev_marked(SummaryView *summaryview)
1869 {
1870         GtkCTreeNode *node;
1871
1872         node = summary_find_prev_flagged_msg
1873                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1874
1875         if (!node) {
1876                 AlertValue val;
1877
1878                 val = alertpanel(_("No more marked messages"),
1879                                  _("No marked message found. "
1880                                    "Search from the end?"),
1881                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1882                 if (val != G_ALERTALTERNATE) return;
1883                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1884                                                      MSG_MARKED, TRUE);
1885         }
1886
1887         if (!node)
1888                 alertpanel_notice(_("No marked messages."));
1889         else
1890                 summary_select_node(summaryview, node, TRUE, FALSE);
1891 }
1892
1893 void summary_select_next_marked(SummaryView *summaryview)
1894 {
1895         GtkCTreeNode *node = summaryview->selected;
1896         gboolean skip_cur = FALSE;
1897         
1898         if (summaryview->displayed 
1899         &&  summaryview->selected == summaryview->displayed) {
1900                 debug_print("skipping cur (%p %p)\n",
1901                         summaryview->displayed, summaryview->selected);
1902                 skip_cur = TRUE;
1903         }
1904
1905
1906         node = summary_find_next_flagged_msg
1907                 (summaryview, node, MSG_MARKED, skip_cur);
1908         
1909         if (node)
1910                 summary_select_node(summaryview, node, TRUE, FALSE);
1911         else {
1912                 node = summary_find_next_flagged_msg
1913                         (summaryview, NULL, MSG_MARKED, FALSE);
1914                 if (node == NULL || node == summaryview->selected) {
1915                         AlertValue val = 0;
1916
1917                         switch (prefs_common.next_unread_msg_dialog) {
1918                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1919                                         val = alertpanel(_("No more marked messages"),
1920                                                          _("No marked message found. "
1921                                                            "Go to next folder?"),
1922                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1923                                         break;
1924                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1925                                         val = G_ALERTALTERNATE;
1926                                         break;
1927                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1928                                         val = G_ALERTOTHER;
1929                                         break;
1930                                 default:
1931                                         debug_print(
1932                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1933                         }
1934
1935                         if (val == G_ALERTALTERNATE) {
1936                                 folderview_select_next_marked(summaryview->folderview);
1937                                 return;
1938                         } 
1939                         else
1940                                 return;
1941                 } else
1942                         summary_select_node(summaryview, node, TRUE, FALSE);
1943
1944         }
1945 }
1946
1947 void summary_select_prev_labeled(SummaryView *summaryview)
1948 {
1949         GtkCTreeNode *node;
1950
1951         node = summary_find_prev_flagged_msg
1952                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1953
1954         if (!node) {
1955                 AlertValue val;
1956
1957                 val = alertpanel(_("No more labeled messages"),
1958                                  _("No labeled message found. "
1959                                    "Search from the end?"),
1960                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1961                 if (val != G_ALERTALTERNATE) return;
1962                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1963                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1964         }
1965
1966         if (!node)
1967                 alertpanel_notice(_("No labeled messages."));
1968         else
1969                 summary_select_node(summaryview, node, TRUE, FALSE);
1970 }
1971
1972 void summary_select_next_labeled(SummaryView *summaryview)
1973 {
1974         GtkCTreeNode *node;
1975
1976         node = summary_find_next_flagged_msg
1977                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1978
1979         if (!node) {
1980                 AlertValue val;
1981
1982                 val = alertpanel(_("No more labeled messages"),
1983                                  _("No labeled message found. "
1984                                    "Search from the beginning?"),
1985                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1986                 if (val != G_ALERTALTERNATE) return;
1987                 node = summary_find_next_flagged_msg(summaryview, NULL,
1988                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1989         }
1990
1991         if (!node)
1992                 alertpanel_notice(_("No labeled messages."));
1993         else
1994                 summary_select_node(summaryview, node, TRUE, FALSE);
1995 }
1996
1997 void summary_select_last_read(SummaryView *summaryview)
1998 {
1999         if (summaryview->last_displayed)
2000                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
2001 }
2002
2003 void summary_select_parent(SummaryView *summaryview)
2004 {
2005         GtkCTreeNode *node = NULL;
2006
2007         if (summaryview->selected)
2008                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
2009         if (node)
2010                 summary_select_node(summaryview, node, TRUE, FALSE);
2011 }
2012
2013 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
2014 {
2015         GtkCTreeNode *node;
2016
2017         node = summary_find_msg_by_msgnum(summaryview, msgnum);
2018         summary_select_node(summaryview, node, FALSE, TRUE);
2019 }
2020
2021 typedef struct _PostponedSelectData
2022 {
2023         GtkCTree *ctree;
2024         GtkCTreeNode *row;
2025         GtkCTreeNode *node;
2026         GtkScrollType type;
2027         gint column;
2028         SummaryView *summaryview;
2029         gboolean display_msg;
2030         gboolean do_refresh;
2031 } PostponedSelectData;
2032
2033 static gboolean summary_select_retry(void *data)
2034 {
2035         PostponedSelectData *psdata = (PostponedSelectData *)data;
2036         debug_print("trying again\n");
2037         if (psdata->row)
2038                 summary_selected(psdata->ctree, psdata->row,
2039                             psdata->column, psdata->summaryview);
2040         else if (psdata->node)
2041                 summary_select_node(psdata->summaryview, psdata->node,
2042                             psdata->display_msg, psdata->do_refresh);
2043         else
2044                 summary_step(psdata->summaryview, psdata->type);
2045         g_free(psdata);
2046         return FALSE;
2047 }
2048
2049 /**
2050  * summary_select_node:
2051  * @summaryview: Summary view.
2052  * @node: Summary tree node.
2053  * @display_msg: TRUE to display the selected message.
2054  * @do_refresh: TRUE to refresh the widget.
2055  *
2056  * Select @node (bringing it into view by scrolling and expanding its
2057  * thread, if necessary) and unselect all others.  If @display_msg is
2058  * TRUE, display the corresponding message in the message view.
2059  * If @do_refresh is TRUE, the widget is refreshed.
2060  **/
2061 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
2062                          gboolean display_msg, gboolean do_refresh)
2063 {
2064         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2065         
2066         if (summary_is_locked(summaryview)
2067         && !GTK_SCTREE(ctree)->selecting_range
2068         && summaryview->messageview->mimeview
2069         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
2070         && summaryview->messageview->mimeview->textview->loading) {
2071                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
2072                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
2073                 
2074                 data->ctree = ctree;
2075                 data->row = NULL;
2076                 data->node = node;
2077                 data->summaryview = summaryview;
2078                 data->display_msg = display_msg;
2079                 data->do_refresh = do_refresh;
2080                 debug_print("postponing open of message till end of load\n");
2081                 g_timeout_add(100, summary_select_retry, data);
2082                 return;
2083         }
2084         if (summary_is_locked(summaryview)) {
2085                 return;
2086         }
2087         if (!summaryview->folder_item)
2088                 return;
2089         if (node) {
2090                 gtkut_ctree_expand_parent_all(ctree, node);
2091                 if (do_refresh) {
2092                         summary_lock(summaryview);
2093                         GTK_EVENTS_FLUSH();
2094                         summary_unlock(summaryview);
2095                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
2096                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
2097                 }
2098                 if (display_msg && summaryview->displayed == node)
2099                         summaryview->displayed = NULL;
2100                 summaryview->display_msg = display_msg;
2101                 gtk_sctree_select(GTK_SCTREE(ctree), node);
2102                 if (summaryview->selected == NULL)
2103                         summaryview->selected = node;
2104         }
2105 }
2106
2107 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
2108 {
2109         GtkCTree *ctree =NULL;
2110         MsgInfo *msginfo;
2111
2112         if (!summaryview)
2113                 return 0;
2114         ctree = GTK_CTREE(summaryview->ctree);
2115         if (!node)
2116                 return 0;
2117         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2118         if (msginfo)
2119                 return msginfo->msgnum;
2120         else 
2121                 return -1;
2122 }
2123
2124 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
2125                                            GtkCTreeNode *current_node)
2126 {
2127         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2128         GtkCTreeNode *node;
2129         MsgInfo *msginfo;
2130
2131         if (current_node)
2132                 node = current_node;
2133         else
2134                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2135
2136         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2137                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2138                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
2139         }
2140
2141         return node;
2142 }
2143
2144 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
2145                                            GtkCTreeNode *current_node)
2146 {
2147         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2148         GtkCTreeNode *node;
2149         MsgInfo *msginfo;
2150
2151         if (current_node)
2152                 node = current_node;
2153         else
2154                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2155
2156         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2157                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2158                 if (msginfo && !MSG_IS_DELETED(msginfo->flags) 
2159                 && !MSG_IS_MOVE(msginfo->flags)) break;
2160         }
2161
2162         return node;
2163 }
2164
2165 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
2166                                                    GtkCTreeNode *current_node,
2167                                                    MsgPermFlags flags,
2168                                                    gboolean start_from_prev)
2169 {
2170         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2171         GtkCTreeNode *node;
2172         MsgInfo *msginfo;
2173
2174         if (current_node) {
2175                 if (start_from_prev)
2176                         node = GTK_CTREE_NODE_PREV(current_node);
2177                 else
2178                         node = current_node;
2179         } else
2180                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2181
2182         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2183                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2184                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
2185         }
2186
2187         return node;
2188 }
2189
2190 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
2191                                                    GtkCTreeNode *current_node,
2192                                                    MsgPermFlags flags,
2193                                                    gboolean start_from_next)
2194 {
2195         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2196         GtkCTreeNode *node;
2197         MsgInfo *msginfo;
2198
2199         if (current_node) {
2200                 if (start_from_next)
2201                         node = gtkut_ctree_node_next(ctree, current_node);
2202                 else
2203                         node = current_node;
2204         } else
2205                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2206
2207         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2208                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2209                 /* Find msg with matching flags but ignore messages with
2210                    ignore flags, if searching for new or unread messages */
2211                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
2212                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) 
2213                         )
2214                         break;
2215         }
2216
2217         return node;
2218 }
2219
2220 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
2221                                                 guint msgnum)
2222 {
2223         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2224         GtkCTreeNode *node;
2225         MsgInfo *msginfo;
2226
2227         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2228
2229         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2230                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2231                 if (msginfo && msginfo->msgnum == msgnum) break;
2232         }
2233
2234         return node;
2235 }
2236
2237 static guint attract_hash_func(gconstpointer key)
2238 {
2239         gchar *str;
2240         gchar *p;
2241         guint h;
2242
2243         Xstrdup_a(str, (const gchar *)key, return 0);
2244         trim_subject(str);
2245
2246         p = str;
2247         h = *p;
2248
2249         if (h) {
2250                 for (p += 1; *p != '\0'; p++)
2251                         h = (h << 5) - h + *p;
2252         }
2253
2254         return h;
2255 }
2256
2257 static gint attract_compare_func(gconstpointer a, gconstpointer b)
2258 {
2259         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
2260 }
2261
2262 void summary_attract_by_subject(SummaryView *summaryview)
2263 {
2264         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2265         GtkCList *clist = GTK_CLIST(ctree);
2266         GtkCTreeNode *src_node;
2267         GtkCTreeNode *dst_node, *sibling;
2268         GtkCTreeNode *tmp;
2269         MsgInfo *src_msginfo, *dst_msginfo;
2270         GHashTable *subject_table;
2271
2272         debug_print("Attracting messages by subject...");
2273         STATUSBAR_PUSH(summaryview->mainwin,
2274                        _("Attracting messages by subject..."));
2275
2276         main_window_cursor_wait(summaryview->mainwin);
2277         summary_freeze(summaryview);
2278
2279         subject_table = g_hash_table_new(attract_hash_func,
2280                                          attract_compare_func);
2281
2282         for (src_node = GTK_CTREE_NODE(clist->row_list);
2283              src_node != NULL;
2284              src_node = tmp) {
2285                 tmp = GTK_CTREE_ROW(src_node)->sibling;
2286                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
2287                 if (!src_msginfo) continue;
2288                 if (!src_msginfo->subject) continue;
2289
2290                 /* find attracting node */
2291                 dst_node = g_hash_table_lookup(subject_table,
2292                                                src_msginfo->subject);
2293
2294                 if (dst_node) {
2295                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
2296
2297                         /* if the time difference is more than 20 days,
2298                            don't attract */
2299                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
2300                             > 60 * 60 * 24 * 20)
2301                                 continue;
2302
2303                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
2304                         if (src_node != sibling)
2305                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
2306                 }
2307
2308                 g_hash_table_insert(subject_table,
2309                                     src_msginfo->subject, src_node);
2310         }
2311
2312         g_hash_table_destroy(subject_table);
2313
2314         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2315
2316         summary_thaw(summaryview);
2317
2318         debug_print("done.\n");
2319         STATUSBAR_POP(summaryview->mainwin);
2320
2321         main_window_cursor_normal(summaryview->mainwin);
2322 }
2323
2324 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2325                                       gpointer data)
2326 {
2327         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2328
2329         if (msginfo)
2330                 procmsg_msginfo_free(msginfo);
2331 }
2332
2333 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2334                                    gpointer data)
2335 {
2336         SummaryView *summaryview = data;
2337         MsgInfo *msginfo;
2338
2339         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2340
2341         if (MSG_IS_DELETED(msginfo->flags))
2342                 summaryview->deleted++;
2343
2344         summaryview->total_size += msginfo->size;
2345
2346         summary_set_row_marks(summaryview, node);
2347 }
2348
2349 static void summary_update_status(SummaryView *summaryview)
2350 {
2351         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2352         GtkCTreeNode *node;
2353         MsgInfo *msginfo;
2354
2355         summaryview->total_size =
2356         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2357
2358         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2359              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2360                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2361
2362                 if (MSG_IS_DELETED(msginfo->flags))
2363                         summaryview->deleted++;
2364                 if (MSG_IS_MOVE(msginfo->flags))
2365                         summaryview->moved++;
2366                 if (MSG_IS_COPY(msginfo->flags))
2367                         summaryview->copied++;
2368                 summaryview->total_size += msginfo->size;
2369         }
2370 }
2371
2372 static void summary_status_show(SummaryView *summaryview)
2373 {
2374         gchar *str;
2375         gchar *del, *mv, *cp;
2376         gchar *sel;
2377         gchar *spc;
2378         gchar *itstr;
2379         GList *rowlist, *cur;
2380         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2381         off_t sel_size = 0, n_size = 0;
2382         MsgInfo *msginfo;
2383         gchar *name;
2384         
2385         if (!summaryview->folder_item) {
2386                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2387                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2388                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2389                 toolbar_main_set_sensitive(summaryview->mainwin);
2390                 return;
2391         }
2392
2393         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2394         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2395                 msginfo = gtk_ctree_node_get_row_data
2396                         (GTK_CTREE(summaryview->ctree),
2397                          GTK_CTREE_NODE(cur->data));
2398                 if (msginfo) {
2399                         sel_size += msginfo->size;
2400                         n_selected++;
2401                 }
2402         }
2403         
2404         if (summaryview->folder_item->hide_read_msgs 
2405         || quicksearch_is_active(summaryview->quicksearch)) {
2406                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2407                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2408                         msginfo = gtk_ctree_node_get_row_data
2409                                 (GTK_CTREE(summaryview->ctree),
2410                                  GTK_CTREE_NODE(cur));
2411                         if (msginfo) {
2412                                 n_size += msginfo->size;
2413                                 n_total++;
2414                                 if (MSG_IS_NEW(msginfo->flags))
2415                                         n_new++;
2416                                 if (MSG_IS_UNREAD(msginfo->flags))
2417                                         n_unread++;
2418                         }
2419                 }
2420         } else {
2421                 n_new = summaryview->folder_item->new_msgs;
2422                 n_unread = summaryview->folder_item->unread_msgs;
2423                 n_total = summaryview->folder_item->total_msgs;
2424                 n_size = summaryview->total_size;
2425         }
2426
2427         name = folder_item_get_name(summaryview->folder_item);
2428         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2429         g_free(name);
2430
2431         if (summaryview->deleted)
2432                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2433         else
2434                 del = g_strdup("");
2435         if (summaryview->moved)
2436                 mv = g_strdup_printf(_("%s%d moved"),
2437                                      summaryview->deleted ? _(", ") : "",
2438                                      summaryview->moved);
2439         else
2440                 mv = g_strdup("");
2441         if (summaryview->copied)
2442                 cp = g_strdup_printf(_("%s%d copied"),
2443                                      summaryview->deleted ||
2444                                      summaryview->moved ? _(", ") : "",
2445                                      summaryview->copied);
2446         else
2447                 cp = g_strdup("");
2448
2449         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2450                 spc = "    ";
2451         else
2452                 spc = "";
2453
2454         if (n_selected) {
2455                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2456                 if (n_selected == 1)
2457                         itstr = g_strdup(_(" item selected"));
2458                 else
2459                         itstr = g_strdup(_(" items selected"));
2460         } else {
2461                 sel = g_strdup("");
2462                 itstr = g_strdup("");
2463         }
2464                 
2465         if (prefs_common.layout_mode != SMALL_LAYOUT) {
2466                 str = g_strconcat(n_selected ? itos(n_selected) : "",
2467                                                 itstr, sel, spc, del, mv, cp, NULL);
2468                 g_free(sel);
2469                 g_free(del);
2470                 g_free(mv);
2471                 g_free(cp);
2472                 g_free(itstr);
2473                 
2474                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2475                 g_free(str);
2476
2477                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2478
2479                                               n_new, n_unread, n_total,
2480                                               to_human_readable(n_size));
2481
2482                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2483                 g_free(str);
2484         } else {
2485                 gchar *ssize, *tsize;
2486                 if (n_selected) {
2487                         ssize = g_strdup(to_human_readable(sel_size));
2488                         tsize = g_strdup(to_human_readable(n_size));
2489                         str = g_strdup_printf(_("%d/%d selected (%s/%s), %d unread"),
2490                                 n_selected, n_total, ssize, tsize, n_unread);
2491                         g_free(ssize);
2492                         g_free(tsize);
2493                 } else
2494                         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2495                                 n_new, n_unread, n_total, to_human_readable(n_size));
2496                 g_free(sel);
2497                 g_free(del);
2498                 g_free(mv);
2499                 g_free(cp);
2500                 g_free(itstr);
2501                 
2502                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2503                 g_free(str);
2504         }
2505
2506         summary_set_menu_sensitive(summaryview);
2507         toolbar_main_set_sensitive(summaryview->mainwin);
2508 }
2509
2510 static void summary_set_column_titles(SummaryView *summaryview)
2511 {
2512         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2513         FolderItem *item = summaryview->folder_item;
2514         GtkWidget *hbox;
2515         GtkWidget *label;
2516         GtkWidget *arrow;
2517         gint pos;
2518         const gchar *title;
2519         SummaryColumnType type;
2520         GtkJustification justify;
2521
2522         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2523                 SORT_BY_MARK,
2524                 SORT_BY_STATUS,
2525                 SORT_BY_MIME,
2526                 SORT_BY_SUBJECT,
2527                 SORT_BY_FROM,
2528                 SORT_BY_TO,
2529                 SORT_BY_DATE,
2530                 SORT_BY_SIZE,
2531                 SORT_BY_NUMBER,
2532                 SORT_BY_SCORE,
2533                 SORT_BY_LOCKED,
2534                 SORT_BY_TAGS
2535         };
2536
2537         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2538                 type = summaryview->col_state[pos].type;
2539
2540                 /* CLAWS: mime and unread are single char headers */
2541                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2542                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2543
2544                 switch (type) {
2545                 case S_COL_SUBJECT:
2546                 case S_COL_FROM:
2547                 case S_COL_TO:
2548                 case S_COL_DATE:
2549                 case S_COL_NUMBER:
2550                         if(type == S_COL_FROM && item != NULL &&
2551                                         FOLDER_SHOWS_TO_HDR(item) &&
2552                                         !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2553                                 type = S_COL_TO;
2554                         if(type == S_COL_NUMBER)
2555                                 title = gettext(col_label[type]);
2556                         else
2557                                 title = prefs_common_translated_header_name(col_label[type]);
2558                         break;
2559                 default:
2560                         title = gettext(col_label[type]);
2561                 }
2562
2563                 if (type == S_COL_MIME) {
2564                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2565                         gtk_widget_show(label);
2566                         gtk_clist_set_column_widget(clist, pos, label);
2567                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Attachment"));
2568                         continue;
2569                 } else if (type == S_COL_MARK) {
2570                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2571                         gtk_widget_show(label);
2572                         gtk_clist_set_column_widget(clist, pos, label);
2573                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Mark"));
2574                         continue;
2575                 } else if (type == S_COL_LOCKED) {
2576                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2577                         gtk_widget_show(label);
2578                         gtk_clist_set_column_widget(clist, pos, label);
2579                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Locked"));
2580                         continue;
2581                 } else if (type == S_COL_STATUS) {
2582                         gtk_clist_set_column_title(clist, pos, title);
2583                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Status"));
2584                         continue;
2585                 }
2586
2587                 hbox  = gtk_hbox_new(FALSE, 4);
2588                 label = gtk_label_new(title);
2589 #ifdef MAEMO
2590         gtk_widget_set_size_request(hbox, -1, 20);
2591 #endif
2592
2593                 if (justify == GTK_JUSTIFY_RIGHT)
2594                         gtk_box_pack_end(GTK_BOX(hbox), label,
2595                                          FALSE, FALSE, 0);
2596                 else
2597                         gtk_box_pack_start(GTK_BOX(hbox), label,
2598                                            FALSE, FALSE, 0);
2599
2600                 if (summaryview->sort_key == sort_by[type]) {
2601                         arrow = gtk_arrow_new
2602                                 (summaryview->sort_type == SORT_ASCENDING
2603                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2604                                  GTK_SHADOW_IN);
2605                         if (justify == GTK_JUSTIFY_RIGHT)
2606                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2607                                                    FALSE, FALSE, 0);
2608                         else
2609                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2610                                                  FALSE, FALSE, 0);
2611                 }
2612
2613                 gtk_widget_show_all(hbox);
2614                 gtk_clist_set_column_widget(clist, pos, hbox);
2615         }
2616 }
2617
2618 void summary_reflect_tags_changes(SummaryView *summaryview)
2619 {
2620         GtkMenuShell *menu;
2621         GList *cur;
2622         GtkCTreeNode *node;
2623         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2624         gboolean froze = FALSE;
2625         gboolean redisplay = FALSE;
2626
2627         /* re-create colorlabel submenu */
2628         menu = GTK_MENU_SHELL(summaryview->tags_menu);
2629         g_return_if_fail(menu != NULL);
2630
2631         /* clear items. get item pointers. */
2632         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
2633                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
2634         }
2635         summary_tags_menu_create(summaryview, TRUE);
2636
2637         START_LONG_OPERATION(summaryview, TRUE);
2638         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2639              node = gtkut_ctree_node_next(ctree, node)) {
2640                 redisplay |= summary_set_row_tag(summaryview,
2641                                            node, TRUE, FALSE, 0);
2642         }
2643         END_LONG_OPERATION(summaryview);
2644         if (redisplay)
2645                 summary_redisplay_msg(summaryview);
2646 }
2647
2648
2649 void summary_reflect_prefs(void)
2650 {
2651         static gchar *last_font = NULL;
2652         gboolean update_font = TRUE;
2653         SummaryView *summaryview = NULL;
2654
2655         if (!mainwindow_get_mainwindow())
2656                 return;
2657         summaryview = mainwindow_get_mainwindow()->summaryview;
2658
2659         if (last_font && !strcmp(last_font, NORMAL_FONT))
2660                 update_font = FALSE;
2661
2662         g_free(last_font);
2663         
2664         last_font = g_strdup(NORMAL_FONT);
2665
2666         if (update_font) {      
2667                 bold_style = bold_marked_style = bold_deleted_style = 
2668                         small_style = small_marked_style = small_deleted_style = NULL;
2669                 summary_set_fonts(summaryview);
2670         }
2671
2672         summary_set_column_titles(summaryview);
2673         summary_relayout(summaryview);
2674         
2675         if (summaryview->folder_item)
2676                 summary_show(summaryview, summaryview->folder_item);
2677 }
2678
2679 void summary_sort(SummaryView *summaryview,
2680                   FolderSortKey sort_key, FolderSortType sort_type)
2681 {
2682         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2683         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2684         GtkCListCompareFunc cmp_func = NULL;
2685         START_TIMING("");
2686         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2687                                        G_CALLBACK(summary_tree_expanded), summaryview);
2688         summary_freeze(summaryview);
2689
2690         switch (sort_key) {
2691         case SORT_BY_MARK:
2692                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2693                 break;
2694         case SORT_BY_STATUS:
2695                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2696                 break;
2697         case SORT_BY_MIME:
2698                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2699                 break;
2700         case SORT_BY_NUMBER:
2701                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2702                 break;
2703         case SORT_BY_SIZE:
2704                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2705                 break;
2706         case SORT_BY_DATE:
2707                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2708                 break;
2709         case SORT_BY_THREAD_DATE:
2710                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_thread_date;
2711                 break;
2712         case SORT_BY_FROM:
2713                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2714                 break;
2715         case SORT_BY_SUBJECT:
2716                 if (summaryview->simplify_subject_preg)
2717                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2718                 else
2719                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2720                 break;
2721         case SORT_BY_SCORE:
2722                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2723                 break;
2724         case SORT_BY_LABEL:
2725                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2726                 break;
2727         case SORT_BY_TO:
2728                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2729                 break;
2730         case SORT_BY_LOCKED:
2731                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2732                 break;
2733         case SORT_BY_TAGS:
2734                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_tags;
2735                 break;
2736         case SORT_BY_NONE:
2737                 break;
2738         default:
2739                 goto unlock;
2740         }
2741
2742         summaryview->sort_key = sort_key;
2743         summaryview->sort_type = sort_type;
2744
2745         summary_set_column_titles(summaryview);
2746         summary_set_menu_sensitive(summaryview);
2747
2748         /* allow fallback to don't sort */
2749         if (summaryview->sort_key == SORT_BY_NONE)
2750                 goto unlock;
2751
2752         if (cmp_func != NULL) {
2753                 debug_print("Sorting summary...");
2754                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2755
2756                 main_window_cursor_wait(summaryview->mainwin);
2757
2758                 gtk_clist_set_compare_func(clist, cmp_func);
2759
2760                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2761                 gtk_sctree_sort_recursive(ctree, NULL);
2762
2763                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2764
2765                 main_window_cursor_normal(summaryview->mainwin);
2766
2767                 debug_print("done.\n");
2768                 STATUSBAR_POP(summaryview->mainwin);
2769         }
2770 unlock:
2771         summary_thaw(summaryview);
2772         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2773                                        G_CALLBACK(summary_tree_expanded), summaryview);
2774         END_TIMING();
2775 }
2776
2777 static gboolean summary_update_thread_age(GNode *node, gpointer data)
2778 {
2779         MsgInfo *msginfo = node->data;
2780         time_t *most_recent = (time_t *)data;
2781
2782         if (msginfo->date_t > *most_recent) {
2783                 *most_recent = msginfo->date_t;
2784         }
2785         return FALSE;
2786 }       
2787
2788 static void summary_find_thread_age(GNode *gnode)
2789 {
2790         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2791         time_t most_recent;
2792
2793         if (!msginfo)
2794                 return;
2795         most_recent = msginfo->thread_date = msginfo->date_t;
2796
2797         g_node_traverse(gnode, G_IN_ORDER, G_TRAVERSE_ALL, -1, summary_update_thread_age, &most_recent);
2798
2799         msginfo->thread_date = most_recent;
2800 }
2801
2802 static gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2803                                    GtkCTreeNode *cnode, gpointer data)
2804 {
2805         SummaryView *summaryview = (SummaryView *)data;
2806         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2807         gchar *text[N_SUMMARY_COLS];
2808         gint *col_pos = summaryview->col_pos;
2809         const gchar *msgid = msginfo->msgid;
2810         GHashTable *msgid_table = summaryview->msgid_table;
2811         
2812         summary_set_header(summaryview, text, msginfo);
2813
2814         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2815                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2816 #define SET_TEXT(col) {                                         \
2817         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2818                                 text[col_pos[col]]);            \
2819 }
2820
2821         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2822                 SET_TEXT(S_COL_NUMBER);
2823         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2824                 SET_TEXT(S_COL_SCORE);
2825         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2826                 SET_TEXT(S_COL_SIZE);
2827         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2828                 SET_TEXT(S_COL_DATE);
2829         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2830                 SET_TEXT(S_COL_FROM);
2831         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2832                 SET_TEXT(S_COL_TO);
2833         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible)
2834                 SET_TEXT(S_COL_TAGS);
2835
2836 #undef SET_TEXT
2837
2838         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2839         summary_set_marks_func(ctree, cnode, summaryview);
2840
2841         if (msgid && msgid[0] != '\0')
2842                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2843
2844         return TRUE;
2845 }
2846
2847 static void summary_set_ctree_from_list(SummaryView *summaryview,
2848                                         GSList *mlist)
2849 {
2850         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2851         MsgInfo *msginfo;
2852         GtkCTreeNode *node = NULL;
2853         GHashTable *msgid_table;
2854         GHashTable *subject_table = NULL;
2855         GSList * cur;
2856         START_TIMING("");
2857         
2858         if (!mlist) return;
2859
2860         debug_print("\tSetting summary from message data...\n");
2861         STATUSBAR_PUSH(summaryview->mainwin,
2862                        _("Setting summary from message data..."));
2863         gdk_flush();
2864
2865         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2866                                        G_CALLBACK(summary_tree_expanded), summaryview);
2867
2868         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2869         summaryview->msgid_table = msgid_table;
2870
2871         if (prefs_common.thread_by_subject) {
2872                 subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2873                 summaryview->subject_table = subject_table;
2874         } else {
2875                 summaryview->subject_table = NULL;
2876         }
2877
2878         if (prefs_common.use_addr_book)
2879                 start_address_completion(NULL);
2880         
2881         if (summaryview->threaded) {
2882                 GNode *root, *gnode;
2883                 START_TIMING("threaded");
2884                 root = procmsg_get_thread_tree(mlist);
2885
2886                 
2887                 for (gnode = root->children; gnode != NULL;
2888                      gnode = gnode->next) {
2889                         summary_find_thread_age(gnode);
2890                         node = gtk_sctree_insert_gnode
2891                                 (ctree, NULL, node, gnode,
2892                                  summary_insert_gnode_func, summaryview);
2893                 }
2894
2895                 g_node_destroy(root);
2896                 
2897                 END_TIMING();
2898         } else {
2899                 gchar *text[N_SUMMARY_COLS];
2900                 START_TIMING("unthreaded");
2901                 cur = mlist;
2902                 for (; mlist != NULL; mlist = mlist->next) {
2903                         msginfo = (MsgInfo *)mlist->data;
2904
2905                         summary_set_header(summaryview, text, msginfo);
2906
2907                         node = gtk_sctree_insert_node
2908                                 (ctree, NULL, node, text, 2,
2909                                  NULL, NULL, NULL, NULL,
2910                                  FALSE, FALSE);
2911
2912                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2913                         summary_set_marks_func(ctree, node, summaryview);
2914
2915                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2916                                 g_hash_table_insert(msgid_table,
2917                                                     msginfo->msgid, node);
2918
2919                         if (prefs_common.thread_by_subject)
2920                                 subject_table_insert(subject_table,
2921                                              msginfo->subject,
2922                                              node);
2923                 }
2924                 mlist = cur;
2925                 END_TIMING();
2926         }
2927
2928         if (prefs_common.enable_hscrollbar &&
2929             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2930                 gint optimal_width;
2931
2932                 optimal_width = gtk_clist_optimal_column_width
2933                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2934                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2935                                            summaryview->col_pos[S_COL_SUBJECT],
2936                                            optimal_width);
2937         }
2938
2939         if (prefs_common.use_addr_book)
2940                 end_address_completion();
2941
2942         debug_print("done.\n");
2943         STATUSBAR_POP(summaryview->mainwin);
2944         if (debug_get_mode()) {
2945                 debug_print("\tmsgid hash table size = %d\n",
2946                             g_hash_table_size(msgid_table));
2947                 if (prefs_common.thread_by_subject)
2948                         debug_print("\tsubject hash table size = %d\n",
2949                             g_hash_table_size(subject_table));
2950         }
2951
2952         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2953
2954         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2955
2956         if (prefs_common.bold_unread) {
2957                 START_TIMING("bold_unread");
2958                 while (node) {
2959                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2960                         if (GTK_CTREE_ROW(node)->children)
2961                                 summary_set_row_marks(summaryview, node);
2962                         node = next;
2963                 }
2964                 END_TIMING();
2965         }
2966
2967         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2968                                        G_CALLBACK(summary_tree_expanded), summaryview);
2969         END_TIMING();
2970 }
2971
2972 static gchar *summary_complete_address(const gchar *addr)
2973 {
2974         gint count;
2975         gchar *res, *tmp, *email_addr;
2976         
2977         if (addr == NULL)
2978                 return NULL;
2979
2980         Xstrdup_a(email_addr, addr, return NULL);
2981         extract_address(email_addr);
2982         if (!*email_addr)
2983                 return NULL;
2984
2985         /*
2986          * completion stuff must be already initialized
2987          */
2988         res = NULL;
2989         if (1 < (count = complete_address(email_addr))) {
2990                 tmp = get_complete_address(1);
2991                 res = procheader_get_fromname(tmp);
2992                 g_free(tmp);
2993         }
2994
2995         return res;
2996 }
2997
2998 static inline void summary_set_header(SummaryView *summaryview, gchar *text[],
2999                                MsgInfo *msginfo)
3000 {
3001         static gchar date_modified[80];
3002         static gchar col_score[11];
3003         static gchar buf[BUFFSIZE], tmp1[BUFFSIZE], tmp2[BUFFSIZE], tmp3[BUFFSIZE];
3004         gint *col_pos = summaryview->col_pos;
3005         gchar *from_text = NULL, *to_text = NULL, *tags_text = NULL;
3006         gboolean should_swap = FALSE;
3007
3008         text[col_pos[S_COL_FROM]]   = "";
3009         text[col_pos[S_COL_TO]]     = "";
3010         text[col_pos[S_COL_SUBJECT]]= "";
3011         text[col_pos[S_COL_MARK]]   = "";
3012         text[col_pos[S_COL_STATUS]] = "";
3013         text[col_pos[S_COL_MIME]]   = "";
3014         text[col_pos[S_COL_LOCKED]] = "";
3015         text[col_pos[S_COL_DATE]]   = "";
3016         text[col_pos[S_COL_TAGS]]   = "";
3017         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
3018                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
3019         else
3020                 text[col_pos[S_COL_NUMBER]] = "";
3021
3022         /* slow! */
3023         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
3024                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
3025         else
3026                 text[col_pos[S_COL_SIZE]] = "";
3027
3028         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
3029                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
3030         else
3031                 text[col_pos[S_COL_SCORE]] = "";
3032
3033         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible) {
3034                 tags_text = procmsg_msginfo_get_tags_str(msginfo);
3035                 if (!tags_text) {
3036                         text[col_pos[S_COL_TAGS]] = "-";
3037                 } else {
3038                         strncpy2(tmp1, tags_text, sizeof(tmp1));
3039                         tmp1[sizeof(tmp1)-1]='\0';
3040                         g_free(tags_text);
3041                         text[col_pos[S_COL_TAGS]] = tmp1;
3042                 }
3043         } else
3044                 text[col_pos[S_COL_TAGS]] = "";
3045
3046         /* slow! */
3047         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
3048                 if (msginfo->date_t) {
3049                         procheader_date_get_localtime(date_modified,
3050                                                       sizeof(date_modified),
3051                                                       msginfo->date_t);
3052                         text[col_pos[S_COL_DATE]] = date_modified;
3053                 } else if (msginfo->date)
3054                         text[col_pos[S_COL_DATE]] = msginfo->date;
3055                 else
3056                         text[col_pos[S_COL_DATE]] = _("(No Date)");
3057         }
3058         
3059         if (prefs_common.swap_from && msginfo->from && msginfo->to
3060         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
3061                 gchar *addr = NULL;
3062                 
3063                 addr = g_strdup(msginfo->from);
3064
3065                 if (addr) {
3066                         extract_address(addr);
3067                         if (account_find_from_address(addr)) {
3068                                 should_swap = TRUE;
3069                         }
3070                         g_free(addr);
3071                 }
3072         }
3073
3074         if (!prefs_common.use_addr_book) {
3075                 from_text = msginfo->fromname ? 
3076                                 msginfo->fromname :
3077                                 _("(No From)");
3078         } else {
3079                 gchar *tmp = summary_complete_address(msginfo->from);
3080                 if (tmp) {
3081                         strncpy2(buf, tmp, sizeof(buf));
3082                         g_free(tmp);
3083                         from_text = buf;
3084                 } else {
3085                         from_text = (msginfo->fromname) ?
3086                                         msginfo->fromname: 
3087                                         _("(No From)");
3088                 }
3089         }
3090         
3091         to_text = msginfo->to ? msginfo->to : 
3092                    (msginfo->cc ? msginfo->cc :
3093                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
3094                      )
3095                    );
3096
3097         text[col_pos[S_COL_TO]] = to_text;
3098         if (!should_swap) {
3099                 text[col_pos[S_COL_FROM]] = from_text;
3100         } else {
3101                 snprintf(tmp2, BUFFSIZE-1, "--> %s", to_text);
3102                 tmp2[BUFFSIZE-1]='\0';
3103                 text[col_pos[S_COL_FROM]] = tmp2;
3104         }
3105         
3106         if (summaryview->simplify_subject_preg != NULL)
3107                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? 
3108                         string_remove_match(tmp3, BUFFSIZE, msginfo->subject, 
3109                                         summaryview->simplify_subject_preg) : 
3110                         _("(No Subject)");
3111         else 
3112                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
3113                         _("(No Subject)");
3114 }
3115
3116 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
3117 {
3118         summary_display_msg_full(summaryview, row, FALSE, FALSE);
3119 }
3120
3121 static gboolean defer_change(gpointer data);
3122 typedef struct _ChangeData {
3123         MsgInfo *info;
3124         gint op; /* 0, 1, 2 for unset, set, change */
3125         MsgPermFlags set_flags;
3126         MsgTmpFlags  set_tmp_flags;
3127         MsgPermFlags unset_flags;
3128         MsgTmpFlags  unset_tmp_flags;
3129 } ChangeData;
3130
3131 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
3132 {
3133         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3134                 debug_print("flags: doing unset now\n");
3135                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
3136         } else {
3137                 ChangeData *unset_data = g_new0(ChangeData, 1);
3138                 unset_data->info = msginfo;
3139                 unset_data->op = 0;
3140                 unset_data->unset_flags = flags;
3141                 unset_data->unset_tmp_flags = tmp_flags;
3142                 debug_print("flags: deferring unset\n");
3143                 g_timeout_add(100, defer_change, unset_data);
3144         }
3145 }
3146
3147 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
3148 {
3149         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3150                 debug_print("flags: doing set now\n");
3151                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
3152         } else {
3153                 ChangeData *set_data = g_new0(ChangeData, 1);
3154                 set_data->info = msginfo;
3155                 set_data->op = 1;
3156                 set_data->set_flags = flags;
3157                 set_data->set_tmp_flags = tmp_flags;
3158                 debug_print("flags: deferring set\n");
3159                 g_timeout_add(100, defer_change, set_data);
3160         }
3161 }
3162
3163 static void summary_msginfo_change_flags(MsgInfo *msginfo, 
3164                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
3165                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
3166 {
3167         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3168                 debug_print("flags: doing change now\n");
3169                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
3170                         rem_flags, rem_tmp_flags);
3171         } else {
3172                 ChangeData *change_data = g_new0(ChangeData, 1);
3173                 change_data->info = msginfo;
3174                 change_data->op = 2;
3175                 change_data->set_flags = add_flags;
3176                 change_data->set_tmp_flags = add_tmp_flags;
3177                 change_data->unset_flags = rem_flags;
3178                 change_data->unset_tmp_flags = rem_tmp_flags;
3179                 debug_print("flags: deferring change\n");
3180                 g_timeout_add(100, defer_change, change_data);
3181         }
3182 }
3183
3184 gboolean defer_change(gpointer data)
3185 {
3186         ChangeData *chg = (ChangeData *)data;
3187         if (chg->info->folder && chg->info->folder->processing_pending) {
3188                 debug_print("flags: trying later\n");
3189                 return TRUE; /* try again */
3190         } else {
3191                 debug_print("flags: finally doing it\n");
3192                 switch(chg->op) {
3193                 case 0:
3194                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
3195                         break;
3196                 case 1:
3197                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
3198                         break;
3199                 case 2:
3200                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
3201                                 chg->unset_flags, chg->unset_tmp_flags);
3202                         break;
3203                 default:
3204                         g_warning("shouldn't happen\n");
3205                 }
3206                 g_free(chg);
3207         }
3208         return FALSE;
3209 }
3210
3211 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
3212                                       GtkCTreeNode *row)
3213 {
3214         g_return_if_fail(summaryview != NULL);
3215         g_return_if_fail(msginfo != NULL);
3216         g_return_if_fail(row != NULL);
3217
3218         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
3219                 summary_msginfo_unset_flags
3220                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
3221                 summary_set_row_marks(summaryview, row);
3222                 summary_status_show(summaryview);
3223         }
3224 }
3225
3226 typedef struct  {
3227         MsgInfo *msginfo;
3228         SummaryView *summaryview;
3229 } MarkAsReadData;
3230
3231 static int msginfo_mark_as_read_timeout(void *data)
3232 {
3233         MarkAsReadData *mdata = (MarkAsReadData *)data;
3234         if (!mdata)
3235                 return FALSE;
3236         
3237         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
3238                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
3239                                      mdata->summaryview->selected); 
3240
3241         g_free(mdata);
3242
3243         return FALSE;   
3244 }
3245
3246 static void summary_display_msg_full(SummaryView *summaryview,
3247                                      GtkCTreeNode *row,
3248                                      gboolean new_window, gboolean all_headers)
3249 {
3250         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3251         MsgInfo *msginfo;
3252         gint val;
3253         START_TIMING("");
3254         if (!new_window) {
3255                 if (summaryview->displayed == row)
3256                         return;
3257                 else if (summaryview->messageview)
3258                         summaryview->messageview->filtered = FALSE;
3259         }                       
3260         g_return_if_fail(row != NULL);
3261
3262         if (summary_is_locked(summaryview)) return;
3263         summary_lock(summaryview);
3264
3265         STATUSBAR_POP(summaryview->mainwin);
3266         GTK_EVENTS_FLUSH();
3267
3268         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3269         
3270         g_return_if_fail(msginfo);
3271
3272         if (new_window && prefs_common.layout_mode != SMALL_LAYOUT) {
3273                 MessageView *msgview;
3274
3275                 msgview = messageview_create_with_new_window(summaryview->mainwin);
3276                 val = messageview_show(msgview, msginfo, all_headers);
3277         } else {
3278                 MessageView *msgview;
3279
3280                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
3281                         if (summaryview->ext_messageview == NULL)
3282                                 summaryview->ext_messageview = messageview_create_with_new_window(summaryview->mainwin);
3283                         else
3284                                 gtkut_window_popup(summaryview->ext_messageview->window);
3285                         msgview = summaryview->ext_messageview;
3286                         summaryview->last_displayed = summaryview->displayed;
3287                         summaryview->displayed = row;
3288                         val = messageview_show(msgview, msginfo, all_headers);
3289                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3290                                 gtk_widget_grab_focus(summaryview->ctree);
3291                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3292                                 GTK_CLIST(summaryview->ctree)->focus_row);
3293                 } else {
3294                         msgview = summaryview->messageview;
3295                         summaryview->last_displayed = summaryview->displayed;
3296                         summaryview->displayed = row;
3297                         if (!messageview_is_visible(msgview)) {
3298                                 main_window_toggle_message_view(summaryview->mainwin);
3299                                 GTK_EVENTS_FLUSH();
3300                         }
3301                         val = messageview_show(msgview, msginfo, all_headers);
3302                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3303                                 gtk_widget_grab_focus(summaryview->ctree);
3304                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3305                                 GTK_CLIST(summaryview->ctree)->focus_row);
3306                 }
3307         }
3308
3309         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
3310                 if (prefs_common.mark_as_read_delay) {
3311                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
3312                         data->summaryview = summaryview;
3313                         data->msginfo = msginfo;
3314                         g_timeout_add(prefs_common.mark_as_read_delay * 1000,
3315                                 msginfo_mark_as_read_timeout, data);
3316                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
3317                         msginfo_mark_as_read(summaryview, msginfo, row);
3318                 }
3319         }
3320
3321         summary_set_menu_sensitive(summaryview);
3322         toolbar_main_set_sensitive(summaryview->mainwin);
3323         messageview_set_menu_sensitive(summaryview->messageview);
3324
3325         summary_unlock(summaryview);
3326         END_TIMING();
3327 }
3328
3329 void summary_display_msg_selected(SummaryView *summaryview,
3330                                   gboolean all_headers)
3331 {
3332         if (summary_is_locked(summaryview)) return;
3333         summaryview->displayed = NULL;
3334         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
3335                                  all_headers);
3336 }
3337
3338 void summary_redisplay_msg(SummaryView *summaryview)
3339 {
3340         GtkCTreeNode *node;
3341
3342         if (summaryview->displayed) {
3343                 node = summaryview->displayed;
3344                 summaryview->displayed = NULL;
3345                 summary_display_msg(summaryview, node);
3346         }
3347 }
3348
3349 void summary_open_msg(SummaryView *summaryview)
3350 {
3351         if (!summaryview->selected) return;
3352         
3353         /* CLAWS: if separate message view, don't open a new window
3354          * but rather use the current separated message view */
3355         summary_display_msg_full(summaryview, summaryview->selected, 
3356                                  TRUE, FALSE);
3357 }
3358
3359 void summary_view_source(SummaryView * summaryview)
3360 {
3361         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3362         MsgInfo *msginfo;
3363         SourceWindow *srcwin;
3364
3365         if (!summaryview->selected) return;
3366
3367         srcwin = source_window_create();
3368         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3369         source_window_show_msg(srcwin, msginfo);
3370         source_window_show(srcwin);
3371 #ifdef MAEMO
3372         maemo_window_full_screen_if_needed(GTK_WINDOW(srcwin->window));
3373         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(srcwin->window));
3374 #endif
3375 }
3376
3377 void summary_reedit(SummaryView *summaryview)
3378 {
3379         MsgInfo *msginfo;
3380
3381         if (!summaryview->selected) return;
3382         if (!summaryview->folder_item) return;
3383         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3384                 return;
3385
3386         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3387                                               summaryview->selected);
3388         if (!msginfo) return;
3389
3390         compose_reedit(msginfo, FALSE);
3391 }
3392
3393 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3394 {
3395         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3396         GtkCTreeNode *node;
3397
3398         if (summary_is_locked(summaryview)
3399         && !GTK_SCTREE(ctree)->selecting_range
3400         && summaryview->messageview->mimeview
3401         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3402         && summaryview->messageview->mimeview->textview->loading) {
3403                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3404                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3405                 
3406                 data->ctree = ctree;
3407                 data->row = NULL;
3408                 data->node = NULL;
3409                 data->type = type;
3410                 data->summaryview = summaryview;
3411                 debug_print("postponing open of message till end of load\n");
3412                 g_timeout_add(100, summary_select_retry, data);
3413                 return FALSE;
3414         }
3415         if (summary_is_locked(summaryview))
3416                 return FALSE;
3417         if (type == GTK_SCROLL_STEP_FORWARD) {
3418                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3419                 if (node)
3420                         gtkut_ctree_expand_parent_all(ctree, node);
3421                 else
3422                         return FALSE;
3423         } else {
3424                 if (summaryview->selected) {
3425                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3426                         if (!node) return FALSE;
3427                 }
3428         }
3429
3430         if (messageview_is_visible(summaryview->messageview))
3431                 summaryview->display_msg = TRUE;
3432
3433         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3434
3435         if (GTK_CLIST(ctree)->selection)
3436                 gtk_sctree_set_anchor_row
3437                         (GTK_SCTREE(ctree),
3438                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3439
3440         return TRUE;
3441 }
3442
3443 void summary_toggle_view(SummaryView *summaryview)
3444 {
3445         if (prefs_common.layout_mode == SMALL_LAYOUT)
3446                 return;
3447         if (!messageview_is_visible(summaryview->messageview) &&
3448             summaryview->selected)
3449                 summary_display_msg(summaryview,
3450                                     summaryview->selected);
3451         else
3452                 main_window_toggle_message_view(summaryview->mainwin);
3453 }
3454
3455 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3456                                                 GtkCTreeNode *node)
3457 {
3458         MsgInfo *msginfo;
3459
3460         if (node) {
3461                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3462                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3463                         return TRUE;
3464                 node = GTK_CTREE_ROW(node)->children;
3465         } else
3466                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3467
3468         while (node) {
3469                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3470                         return TRUE;
3471                 node = GTK_CTREE_ROW(node)->sibling;
3472         }
3473
3474         return FALSE;
3475 }
3476
3477 static gboolean summary_have_unread_children(SummaryView *summaryview,
3478                                              GtkCTreeNode *node)
3479 {
3480         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3481
3482         if (!node) return FALSE;
3483
3484         node = GTK_CTREE_ROW(node)->children;
3485
3486         while (node) {
3487                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3488                         return TRUE;
3489                 node = GTK_CTREE_ROW(node)->sibling;
3490         }
3491         return FALSE;
3492 }
3493
3494 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3495 {
3496         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3497         GtkStyle *style = NULL;
3498         MsgInfo *msginfo;
3499         MsgFlags flags;
3500         gint *col_pos = summaryview->col_pos;
3501
3502         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3503         if (!msginfo) return;
3504
3505         flags = msginfo->flags;
3506
3507         gtk_ctree_node_set_foreground(ctree, row, NULL);
3508
3509         /* set new/unread column */
3510         if (MSG_IS_IGNORE_THREAD(flags)) {
3511                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3512                                           ignorethreadxpm, ignorethreadxpmmask);
3513         } else if (MSG_IS_WATCH_THREAD(flags)) {
3514                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3515                                           watchthreadxpm, watchthreadxpmmask);
3516         } else if (MSG_IS_SPAM(flags)) {
3517                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3518                                           spamxpm, spamxpmmask);
3519         } else if (MSG_IS_NEW(flags)) {
3520                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3521                                           newxpm, newxpmmask);
3522         } else if (MSG_IS_UNREAD(flags)) {
3523                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3524                                           unreadxpm, unreadxpmmask);
3525         } else if (MSG_IS_REPLIED(flags)) {
3526                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3527                                           repliedxpm, repliedxpmmask);
3528         } else if (MSG_IS_FORWARDED(flags)) {
3529                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3530                                           forwardedxpm, forwardedxpmmask);
3531         } else {
3532                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3533                                         "");
3534         }
3535
3536         if (prefs_common.bold_unread &&
3537             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3538              (!GTK_CTREE_ROW(row)->expanded &&
3539               GTK_CTREE_ROW(row)->children &&
3540               summary_have_unread_children(summaryview, row))))
3541                 style = bold_style;
3542
3543         /* set mark column */
3544         if (MSG_IS_DELETED(flags)) {
3545                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3546                                           deletedxpm, deletedxpmmask);
3547                 if (style)
3548                         style = bold_deleted_style;
3549                 else {
3550                         style = small_deleted_style;
3551                 }
3552                         gtk_ctree_node_set_foreground
3553                                 (ctree, row, &summaryview->color_dim);
3554         } else if (MSG_IS_MARKED(flags)) {
3555                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3556                                           markxpm, markxpmmask);
3557         } else if (MSG_IS_MOVE(flags)) {
3558                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3559                                           movedxpm, movedxpmmask);
3560                 if (style)
3561                         style = bold_marked_style;
3562                 else {
3563                         style = small_marked_style;
3564                 }
3565                         gtk_ctree_node_set_foreground
3566                                 (ctree, row, &summaryview->color_marked);
3567         } else if (MSG_IS_COPY(flags)) {
3568                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3569                                           copiedxpm, copiedxpmmask);
3570                 if (style)
3571                         style = bold_marked_style;
3572                 else {
3573                         style = small_marked_style;
3574                 }
3575                         gtk_ctree_node_set_foreground
3576                                 (ctree, row, &summaryview->color_marked);
3577         } else {
3578                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3579         }
3580
3581         if (MSG_IS_LOCKED(flags)) {
3582                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3583                                           lockedxpm, lockedxpmmask);
3584         }
3585         else {
3586                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3587         }
3588
3589         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3590                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3591                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3592         } else if (MSG_IS_SIGNED(flags)) {
3593                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3594                                           gpgsignedxpm, gpgsignedxpmmask);
3595         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3596                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3597                                           clipkeyxpm, clipkeyxpmmask);
3598         } else if (MSG_IS_ENCRYPTED(flags)) {
3599                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3600                                           keyxpm, keyxpmmask);
3601         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3602                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3603                                           clipxpm, clipxpmmask);
3604         } else {
3605                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3606         }
3607         if (!style)
3608                 style = small_style;
3609
3610         gtk_ctree_node_set_row_style(ctree, row, style);
3611
3612         if (MSG_GET_COLORLABEL(flags))
3613                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3614 }
3615
3616 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3617 {
3618         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3619         MsgInfo *msginfo;
3620
3621         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3622         g_return_if_fail(msginfo);
3623         if (MSG_IS_DELETED(msginfo->flags))
3624                 summaryview->deleted--;
3625         if (MSG_IS_MOVE(msginfo->flags))
3626                 summaryview->moved--;
3627         if (MSG_IS_COPY(msginfo->flags))
3628                 summaryview->copied--;
3629
3630         procmsg_msginfo_set_to_folder(msginfo, NULL);
3631         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, 
3632                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3633         summary_set_row_marks(summaryview, row);
3634         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3635 }
3636
3637 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3638 {
3639         gboolean changed = FALSE;
3640         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3641         MsgInfo *msginfo;
3642
3643         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3644         g_return_if_fail(msginfo);
3645         if (MSG_IS_DELETED(msginfo->flags))
3646                 summaryview->deleted--;
3647         if (MSG_IS_MOVE(msginfo->flags)) {
3648                 summaryview->moved--;
3649                 changed = TRUE;
3650         }
3651         if (MSG_IS_COPY(msginfo->flags)) {
3652                 summaryview->copied--;
3653                 changed = TRUE;
3654         }
3655         procmsg_msginfo_set_to_folder(msginfo, NULL);
3656         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, 
3657                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3658         
3659         summary_set_row_marks(summaryview, row);
3660         debug_print("Message %d is locked\n", msginfo->msgnum);
3661 }
3662
3663 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3664 {
3665         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3666         MsgInfo *msginfo;
3667
3668         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3669         g_return_if_fail(msginfo);
3670         if (!MSG_IS_LOCKED(msginfo->flags))
3671                 return;
3672         procmsg_msginfo_set_to_folder(msginfo, NULL);
3673         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3674         summary_set_row_marks(summaryview, row);
3675         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3676 }
3677
3678 void summary_mark(SummaryView *summaryview)
3679 {
3680         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3681         GList *cur;
3682         gboolean froze = FALSE;
3683
3684         START_LONG_OPERATION(summaryview, FALSE);
3685         folder_item_set_batch(summaryview->folder_item, TRUE);
3686         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3687                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3688         folder_item_set_batch(summaryview->folder_item, FALSE);
3689         END_LONG_OPERATION(summaryview);
3690
3691         summary_status_show(summaryview);
3692 }
3693
3694 static void summary_mark_row_as_read(SummaryView *summaryview,
3695                                      GtkCTreeNode *row)
3696 {
3697         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3698         MsgInfo *msginfo;
3699
3700         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3701         g_return_if_fail(msginfo);
3702
3703         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3704                 return;
3705
3706         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3707         summary_set_row_marks(summaryview, row);
3708         debug_print("Message %d is marked as read\n",
3709                 msginfo->msgnum);
3710 }
3711
3712 void summary_mark_as_read(SummaryView *summaryview)
3713 {
3714         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3715         GList *cur;
3716         gboolean froze = FALSE;
3717
3718         START_LONG_OPERATION(summaryview, FALSE);
3719         folder_item_set_batch(summaryview->folder_item, TRUE);
3720         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3721                 summary_mark_row_as_read(summaryview,
3722                                          GTK_CTREE_NODE(cur->data));
3723         folder_item_set_batch(summaryview->folder_item, FALSE);
3724         END_LONG_OPERATION(summaryview);
3725         
3726         summary_status_show(summaryview);
3727 }
3728
3729 void summary_msgs_lock(SummaryView *summaryview)
3730 {
3731         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3732         GList *cur;
3733         gboolean froze = FALSE;
3734
3735         START_LONG_OPERATION(summaryview, FALSE);
3736         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3737                 summary_lock_row(summaryview,
3738                                          GTK_CTREE_NODE(cur->data));
3739         END_LONG_OPERATION(summaryview);
3740         
3741         summary_status_show(summaryview);
3742 }
3743
3744 void summary_msgs_unlock(SummaryView *summaryview)
3745 {
3746         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3747         GList *cur;
3748         gboolean froze = FALSE;
3749
3750         START_LONG_OPERATION(summaryview, FALSE);
3751         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3752                 summary_unlock_row(summaryview,
3753                                    GTK_CTREE_NODE(cur->data));
3754         END_LONG_OPERATION(summaryview);
3755         
3756         summary_status_show(summaryview);
3757 }
3758
3759 void summary_mark_all_read(SummaryView *summaryview)
3760 {
3761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3762         GtkCTreeNode *node;
3763         AlertValue val;
3764         gboolean froze = FALSE;
3765
3766         if (prefs_common.ask_mark_all_read) {
3767                 val = alertpanel_full(_("Mark all as read"),
3768                         _("Do you really want to mark all mails in this "
3769                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3770                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3771
3772                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3773                         return;
3774                 else if (val & G_ALERTDISABLE)
3775                         prefs_common.ask_mark_all_read = FALSE;
3776         }
3777         
3778         START_LONG_OPERATION(summaryview, TRUE);
3779         folder_item_set_batch(summaryview->folder_item, TRUE);
3780         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3781              node = gtkut_ctree_node_next(ctree, node))
3782                 summary_mark_row_as_read(summaryview, node);
3783         folder_item_set_batch(summaryview->folder_item, FALSE);
3784         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3785              node = gtkut_ctree_node_next(ctree, node)) {
3786                 if (!GTK_CTREE_ROW(node)->expanded)
3787                         summary_set_row_marks(summaryview, node);
3788         }
3789         END_LONG_OPERATION(summaryview);
3790         
3791         summary_status_show(summaryview);
3792 }
3793
3794 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3795 {
3796         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3797         GList *cur;
3798         gboolean is_spam = action;
3799         GSList *msgs = NULL;
3800         gboolean immediate_exec = prefs_common.immediate_exec;
3801         gboolean moved = FALSE;
3802         gboolean froze = FALSE;
3803
3804         prefs_common.immediate_exec = FALSE;
3805
3806         START_LONG_OPERATION(summaryview, FALSE);
3807
3808         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3809                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3810                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3811                 if (msginfo)
3812                         msgs = g_slist_prepend(msgs, msginfo);
3813         }
3814         
3815         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3816                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3817                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3818                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3819                         if (!msginfo)
3820                                 continue;
3821                         if (is_spam) {
3822                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3823                                 if (procmsg_spam_get_folder(msginfo) != summaryview->folder_item) {
3824                                         summary_move_row_to(summaryview, row,
3825                                                         procmsg_spam_get_folder(msginfo));
3826                                         moved = TRUE;
3827                                 }
3828                         } else {
3829                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3830                         }
3831                         summaryview->display_msg = prefs_common.always_show_msg;
3832         
3833                         summary_set_row_marks(summaryview, row);
3834                 }
3835         } else {
3836                 log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
3837         }
3838
3839         prefs_common.immediate_exec = immediate_exec;
3840
3841         END_LONG_OPERATION(summaryview);
3842
3843         if (prefs_common.immediate_exec && moved) {
3844                 summary_execute(summaryview);
3845         }
3846
3847         if (!moved && msgs) {
3848                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3849                 toolbar_set_learn_button
3850                         (summaryview->mainwin->toolbar,
3851                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3852         }
3853         g_slist_free(msgs);
3854         
3855         summary_status_show(summaryview);       
3856 }
3857
3858
3859 static void summary_mark_row_as_unread(SummaryView *summaryview,
3860                                        GtkCTreeNode *row)
3861 {
3862         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3863         MsgInfo *msginfo;
3864
3865         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3866         g_return_if_fail(msginfo);
3867         if (MSG_IS_DELETED(msginfo->flags)) {
3868                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3869                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3870                 summaryview->deleted--;
3871         }
3872
3873         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3874         debug_print("Message %d is marked as unread\n",
3875                 msginfo->msgnum);
3876
3877         summary_set_row_marks(summaryview, row);
3878 }
3879
3880 void summary_mark_as_unread(SummaryView *summaryview)
3881 {
3882         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3883         GList *cur;
3884         gboolean froze = FALSE;
3885
3886         START_LONG_OPERATION(summaryview, FALSE);
3887         folder_item_set_batch(summaryview->folder_item, TRUE);
3888         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; 
3889                 cur = cur->next)
3890                 summary_mark_row_as_unread(summaryview,
3891                                            GTK_CTREE_NODE(cur->data));
3892         folder_item_set_batch(summaryview->folder_item, FALSE);
3893         END_LONG_OPERATION(summaryview);
3894         
3895         summary_status_show(summaryview);
3896 }
3897
3898 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3899 {
3900         GList * cur;
3901         gboolean found;
3902
3903         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3904
3905         case F_NEWS:
3906
3907                 /*
3908                   security : checks if one the accounts correspond to
3909                   the author of the post
3910                 */
3911
3912                 found = FALSE;
3913                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3914                         PrefsAccount * account;
3915                         gchar * from_name;
3916                         
3917                         account = cur->data;
3918                         if (account->name && *account->name)
3919                                 from_name =
3920                                         g_strdup_printf("%s <%s>",
3921                                                         account->name,
3922                                                         account->address);
3923                         else
3924                                 from_name =
3925                                         g_strdup_printf("%s",
3926                                                         account->address);
3927                         
3928                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3929                                 g_free(from_name);
3930                                 found = TRUE;
3931                                 break;
3932                         }
3933                         g_free(from_name);
3934                 }
3935
3936                 if (!found) {
3937                         alertpanel_error(_("You're not the author of the article.\n"));
3938                 }
3939                 
3940                 return found;
3941
3942         default:
3943                 return TRUE;
3944         }
3945 }
3946
3947 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3948 {
3949         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3950         MsgInfo *msginfo;
3951
3952         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3953         g_return_if_fail(msginfo);
3954
3955         if (MSG_IS_LOCKED(msginfo->flags)) return;
3956
3957         if (MSG_IS_DELETED(msginfo->flags)) return;
3958
3959         if (MSG_IS_MOVE(msginfo->flags))
3960                 summaryview->moved--;
3961         if (MSG_IS_COPY(msginfo->flags))
3962                 summaryview->copied--;
3963
3964         procmsg_msginfo_set_to_folder(msginfo, NULL);
3965         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, 
3966                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3967         summaryview->deleted++;
3968
3969         if (!prefs_common.immediate_exec && 
3970             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3971                 summary_set_row_marks(summaryview, row);
3972
3973         debug_print("Message %s/%d is set to delete\n",
3974                     msginfo->folder->path, msginfo->msgnum);
3975 }
3976
3977 void summary_cancel(SummaryView *summaryview)
3978 {
3979         MsgInfo * msginfo;
3980
3981         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3982                                               summaryview->selected);
3983         if (!msginfo) return;
3984
3985         if (!check_permission(summaryview, msginfo))
3986                 return;
3987
3988         news_cancel_article(summaryview->folder_item->folder, msginfo);
3989         
3990         if (summary_is_locked(summaryview)) return;
3991
3992         summary_lock(summaryview);
3993
3994         summary_freeze(summaryview);
3995
3996         summary_update_status(summaryview);
3997         summary_status_show(summaryview);
3998
3999         summary_thaw(summaryview);
4000
4001         summary_unlock(summaryview);
4002 }
4003
4004 void summary_delete(SummaryView *summaryview)
4005 {
4006         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4007         FolderItem *item = summaryview->folder_item;
4008         GList *cur;
4009         GtkCTreeNode *sel_last = NULL;
4010         GtkCTreeNode *node;
4011         AlertValue aval;
4012         MsgInfo *msginfo;
4013         gboolean froze = FALSE;
4014
4015         if (!item) return;
4016
4017         if (summary_is_locked(summaryview)) return;
4018
4019         if (!summaryview->folder_item) return;
4020
4021         if (!prefs_common.live_dangerously) {
4022                 gchar *buf = NULL;
4023                 int num = g_list_length(GTK_CLIST(summaryview->ctree)->selection);
4024                 buf = g_strdup_printf(ngettext(
4025                         "Do you really want to delete the selected message?",
4026                         "Do you really want to delete the %d selected messages?", num), 
4027                         num);
4028                 aval = alertpanel(_("Delete message(s)"),
4029                                   buf,
4030                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
4031                 g_free(buf);
4032                 if (aval != G_ALERTALTERNATE) return;
4033         }
4034
4035         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; 
4036              cur = cur->next) {
4037                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
4038                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
4039                 if (msginfo && msginfo->total_size != 0 && 
4040                     msginfo->size != (off_t)msginfo->total_size)
4041                         partial_mark_for_delete(msginfo);
4042         }
4043
4044         main_window_cursor_wait(summaryview->mainwin);
4045
4046         /* next code sets current row focus right. We need to find a row
4047          * that is not deleted. */
4048         START_LONG_OPERATION(summaryview, FALSE);
4049         folder_item_set_batch(summaryview->folder_item, TRUE);
4050         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
4051                 sel_last = GTK_CTREE_NODE(cur->data);
4052                 summary_delete_row(summaryview, sel_last);
4053         }
4054         folder_item_set_batch(summaryview->folder_item, FALSE);
4055         END_LONG_OPERATION(summaryview);
4056
4057         node = summary_find_next_msg(summaryview, sel_last);
4058         if (!node)
4059                 node = summary_find_prev_msg(summaryview, sel_last);
4060
4061         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4062         
4063         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
4064                 summary_execute(summaryview);
4065                 /* after deleting, the anchor may be at an invalid row
4066                  * so reset it to the node we found earlier */
4067                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
4068         } else
4069                 summary_status_show(summaryview);
4070
4071                 
4072         main_window_cursor_normal(summaryview->mainwin);
4073 }
4074
4075 void summary_delete_trash(SummaryView *summaryview)
4076 {
4077         FolderItem *to_folder = NULL;
4078         PrefsAccount *ac;
4079         if (!summaryview->folder_item ||
4080             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4081         
4082         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
4083                 to_folder = account_get_special_folder(ac, F_TRASH);
4084
4085         if (to_folder == NULL)
4086                 to_folder = summaryview->folder_item->folder->trash;
4087         
4088         if (to_folder == NULL || to_folder == summaryview->folder_item
4089             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
4090                 summary_delete(summaryview);
4091         else
4092                 summary_move_selected_to(summaryview, to_folder);
4093 }
4094
4095
4096 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
4097 {
4098         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4099         MsgInfo *msginfo;
4100
4101         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4102         g_return_if_fail(msginfo);
4103         if (MSG_IS_DELETED(msginfo->flags))
4104                 summaryview->deleted--;
4105         if (MSG_IS_MOVE(msginfo->flags))
4106                 summaryview->moved--;
4107         if (MSG_IS_COPY(msginfo->flags))
4108                 summaryview->copied--;
4109
4110         procmsg_msginfo_set_to_folder(msginfo, NULL);
4111         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, 
4112                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
4113         summary_set_row_marks(summaryview, row);
4114
4115         debug_print("Message %s/%d is unmarked\n",
4116                     msginfo->folder->path, msginfo->msgnum);
4117 }
4118
4119 void summary_unmark(SummaryView *summaryview)
4120 {
4121         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4122         GList *cur;
4123         gboolean froze = FALSE;
4124
4125         START_LONG_OPERATION(summaryview, FALSE);
4126         folder_item_set_batch(summaryview->folder_item, TRUE);
4127         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4128                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
4129         folder_item_set_batch(summaryview->folder_item, FALSE);
4130         END_LONG_OPERATION(summaryview);
4131         
4132         summary_status_show(summaryview);
4133 }
4134
4135 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4136                                 FolderItem *to_folder)
4137 {
4138         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4139         MsgInfo *msginfo;
4140
4141         g_return_if_fail(to_folder != NULL);
4142
4143         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4144         g_return_if_fail(msginfo);
4145         if (MSG_IS_LOCKED(msginfo->flags))
4146                 return;
4147
4148         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4149         if (MSG_IS_DELETED(msginfo->flags))
4150                 summaryview->deleted--;
4151         if (MSG_IS_COPY(msginfo->flags)) {
4152                 summaryview->copied--;
4153         }
4154         if (!MSG_IS_MOVE(msginfo->flags)) {
4155                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, 
4156                         MSG_COPY | MSG_MOVE_DONE);
4157                 summaryview->moved++;
4158         } else {
4159                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
4160         }
4161         
4162         if (!prefs_common.immediate_exec) {
4163                 summary_set_row_marks(summaryview, row);
4164         }
4165
4166         debug_print("Message %d is set to move to %s\n",
4167                     msginfo->msgnum, to_folder->path);
4168 }
4169
4170 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4171 {
4172         GList *cur;
4173         GtkCTreeNode *sel_last = NULL;
4174         gboolean froze = FALSE;
4175
4176         if (!to_folder) return;
4177         if (!summaryview->folder_item ||
4178             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4179
4180         if (summary_is_locked(summaryview)) return;
4181
4182         if (summaryview->folder_item == to_folder) {
4183                 alertpanel_error(_("Destination is same as current folder."));
4184                 return;
4185         }
4186
4187         if (to_folder->no_select) {
4188                 alertpanel_error(_("The destination folder can only be used to "
4189                                    "store subfolders."));
4190                 return;
4191         }
4192
4193         START_LONG_OPERATION(summaryview, FALSE); 
4194
4195         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4196              cur != NULL && cur->data != NULL; cur = cur->next) {
4197                 sel_last = GTK_CTREE_NODE(cur->data);
4198                 summary_move_row_to
4199                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4200         }
4201         END_LONG_OPERATION(summaryview);
4202
4203         summaryview->display_msg = prefs_common.always_show_msg;
4204         
4205         if (prefs_common.immediate_exec) {
4206                 summary_execute(summaryview);
4207         } else {
4208                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
4209                 if (!node)
4210                         node = summary_find_prev_msg(summaryview, sel_last);
4211                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4212                 summary_status_show(summaryview);
4213         }
4214         
4215         if (!summaryview->selected) { /* this was the last message */
4216                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree), 
4217                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
4218                 if (node)
4219                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4220         }
4221
4222 }
4223
4224 void summary_move_to(SummaryView *summaryview)
4225 {
4226         FolderItem *to_folder;
4227
4228         if (!summaryview->folder_item ||
4229             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4230
4231         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4232                                          FOLDER_SEL_MOVE, NULL);
4233         summary_move_selected_to(summaryview, to_folder);
4234 }
4235
4236 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4237                                 FolderItem *to_folder)
4238 {
4239         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4240         MsgInfo *msginfo;
4241
4242         g_return_if_fail(to_folder != NULL);
4243
4244         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4245         g_return_if_fail(msginfo);
4246         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4247         if (MSG_IS_DELETED(msginfo->flags))
4248                 summaryview->deleted--;
4249         if (MSG_IS_MOVE(msginfo->flags)) {
4250                 summaryview->moved--;
4251         }
4252         
4253         if (!MSG_IS_COPY(msginfo->flags)) {
4254                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, 
4255                         MSG_MOVE | MSG_MOVE_DONE);
4256                 summaryview->copied++;
4257         } else {
4258                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
4259         }
4260         if (!prefs_common.immediate_exec) {
4261                 summary_set_row_marks(summaryview, row);
4262         }
4263
4264         debug_print("Message %d is set to copy to %s\n",
4265                     msginfo->msgnum, to_folder->path);
4266 }
4267
4268 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4269 {
4270         GList *cur;
4271         gboolean froze = FALSE;
4272
4273         if (!to_folder) return;
4274         if (!summaryview->folder_item) return;
4275
4276         if (summary_is_locked(summaryview)) return;
4277
4278         if (summaryview->folder_item == to_folder) {
4279                 alertpanel_error
4280                         (_("Destination to copy is same as current folder."));
4281                 return;
4282         }
4283
4284         if (to_folder->no_select) {
4285                 alertpanel_error(_("The destination folder can only be used to "
4286                                    "store subfolders."));
4287                 return;
4288         }
4289
4290         START_LONG_OPERATION(summaryview, FALSE);
4291
4292         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4293              cur != NULL && cur->data != NULL; cur = cur->next)
4294                 summary_copy_row_to
4295                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4296
4297         END_LONG_OPERATION(summaryview);
4298
4299         if (prefs_common.immediate_exec)
4300                 summary_execute(summaryview);
4301         else {
4302                 summary_status_show(summaryview);
4303         }
4304 }
4305
4306 void summary_copy_to(SummaryView *summaryview)
4307 {
4308         FolderItem *to_folder;
4309
4310         if (!summaryview->folder_item) return;
4311
4312         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4313                                          FOLDER_SEL_COPY, NULL);
4314         summary_copy_selected_to(summaryview, to_folder);
4315 }
4316
4317 void summary_add_address(SummaryView *summaryview)
4318 {
4319         MsgInfo *msginfo, *full_msginfo;
4320         gchar *from;
4321         GtkWidget *image = NULL;
4322         GdkPixbuf *picture = NULL;
4323
4324         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4325                                               summaryview->selected);
4326         if (!msginfo || !msginfo->from) 
4327                 return;
4328
4329         Xstrdup_a(from, msginfo->from, return);
4330         eliminate_address_comment(from);
4331         extract_address(from);
4332         
4333         full_msginfo = procmsg_msginfo_get_full_info(msginfo);
4334         if (full_msginfo &&
4335             full_msginfo->extradata &&
4336             full_msginfo->extradata->face) {
4337                 image = face_get_from_header(full_msginfo->extradata->face);
4338         } 
4339 #if HAVE_LIBCOMPFACE
4340         else if (full_msginfo &&
4341                  full_msginfo->extradata &&
4342                  full_msginfo->extradata->xface) {
4343                 image = xface_get_from_header(full_msginfo->extradata->xface,
4344                                 &summaryview->ctree->style->white,
4345                                 summaryview->mainwin->window->window);  
4346         }
4347 #endif
4348         procmsg_msginfo_free(full_msginfo);
4349         if (image)
4350                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
4351
4352         addressbook_add_contact(msginfo->fromname, from, NULL, picture);
4353
4354         if (image)
4355                 gtk_widget_destroy(image);
4356 }
4357
4358 void summary_select_all(SummaryView *summaryview)
4359 {
4360         if (!summaryview->folder_item) return;
4361
4362         summary_lock(summaryview);
4363         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
4364         summary_unlock(summaryview);
4365         summary_status_show(summaryview);
4366 }
4367
4368 void summary_unselect_all(SummaryView *summaryview)
4369 {
4370         summary_lock(summaryview);
4371         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
4372         summary_unlock(summaryview);
4373         summary_status_show(summaryview);
4374 }
4375
4376 void summary_select_thread(SummaryView *summaryview, gboolean delete_thread)
4377 {
4378         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4379         GtkCTreeNode *node = NULL;
4380         gboolean froze = FALSE;
4381         GList *cur = NULL;
4382         GList *copy = NULL;
4383         if (!GTK_CLIST(summaryview->ctree)->selection) 
4384                 return;
4385
4386
4387         START_LONG_OPERATION(summaryview, FALSE);
4388         copy = g_list_copy(GTK_CLIST(summaryview->ctree)->selection);
4389         for (cur = copy; cur != NULL && cur->data != NULL;
4390              cur = cur->next) {
4391                 node = GTK_CTREE_NODE(cur->data);
4392                 if (!node)
4393                         continue;
4394                 while (GTK_CTREE_ROW(node)->parent != NULL)
4395                         node = GTK_CTREE_ROW(node)->parent;
4396
4397                 gtk_ctree_select_recursive(ctree, node);
4398         }
4399         g_list_free(copy);
4400         END_LONG_OPERATION(summaryview);
4401
4402         if (delete_thread) {
4403                 if (FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS)
4404                         summary_delete(summaryview);
4405                 else
4406                         summary_delete_trash(summaryview);
4407         }
4408         summary_status_show(summaryview);
4409 }
4410
4411 void summary_save_as(SummaryView *summaryview)
4412 {
4413         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4414         MsgInfo *msginfo;
4415         gchar *filename = NULL;
4416         gchar *src, *dest;
4417         gchar *tmp;
4418
4419         AlertValue aval = 0;
4420
4421         if (!summaryview->selected) return;
4422         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
4423         if (!msginfo) return;
4424
4425         if (msginfo->subject) {
4426                 Xstrdup_a(filename, msginfo->subject, return);
4427                 subst_for_filename(filename);
4428         }
4429         if (filename && !g_utf8_validate(filename, -1, NULL)) {
4430                 gchar *oldstr = filename;
4431                 filename = conv_codeset_strdup(filename,
4432                                                conv_get_locale_charset_str(),
4433                                                CS_UTF_8);
4434                 if (!filename) {
4435                         g_warning("summary_save_as(): failed to convert character set.");
4436                         filename = g_strdup(oldstr);
4437                 }
4438                 dest = filesel_select_file_save(_("Save as"), filename);
4439                 g_free(filename);
4440         } else
4441                 dest = filesel_select_file_save(_("Save as"), filename);
4442         filename = NULL;
4443         if (!dest) return;
4444         if (is_file_exist(dest)) {
4445                 aval = alertpanel(_("Append or Overwrite"),
4446                                   _("Append or overwrite existing file?"),
4447                                   _("_Append"), _("_Overwrite"),
4448                                   GTK_STOCK_CANCEL);
4449                 if (aval != 0 && aval != 1)
4450                         return;
4451         }
4452
4453         src = procmsg_get_message_file(msginfo);
4454         tmp = g_path_get_basename(dest);
4455
4456         if ( aval==0 ) { /* append */
4457                 if (append_file(src, dest, TRUE) < 0) 
4458                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4459         } else { /* overwrite */
4460                 if (copy_file(src, dest, TRUE) < 0)
4461                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4462         }
4463         g_free(src);
4464         
4465         /*
4466          * If two or more msgs are selected,
4467          * append them to the output file.
4468          */
4469         if (GTK_CLIST(ctree)->selection->next) {
4470                 GList *item;
4471                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
4472                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
4473                         if (!msginfo) break;
4474                         src = procmsg_get_message_file(msginfo);
4475                         if (append_file(src, dest, TRUE) < 0)
4476                                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4477                 }
4478                 g_free(src);
4479         }
4480         g_free(dest);
4481         g_free(tmp);
4482 }
4483
4484 void summary_print(SummaryView *summaryview)
4485 {
4486         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4487 #if !defined(USE_GNOMEPRINT) && !GTK_CHECK_VERSION(2,10,0)
4488         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4489         MsgInfo *msginfo;
4490         gchar *cmdline = NULL;
4491         gchar *p;
4492 #endif
4493         GList *cur;
4494         gchar *msg = g_strdup_printf(_("You are about to print %d "
4495                                        "messages, one by one. Do you "
4496                                        "want to continue?"), 
4497                                        g_list_length(clist->selection));
4498         if (g_list_length(clist->selection) > 9
4499         &&  alertpanel(_("Warning"), msg, GTK_STOCK_CANCEL, "+" GTK_STOCK_YES, NULL)
4500             != G_ALERTALTERNATE) {
4501                 g_free(msg);
4502                 return;
4503         }
4504         g_free(msg);
4505
4506         if (clist->selection == NULL) return;
4507 #if !defined(USE_GNOMEPRINT) && !GTK_CHECK_VERSION(2,10,0)
4508         cmdline = input_dialog(_("Print"),
4509                                _("Enter the print command line:\n"
4510                                  "('%s' will be replaced with file name)"),
4511                                prefs_common.print_cmd);
4512         if (!cmdline) return;
4513         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
4514             strchr(p + 2, '%')) {
4515                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
4516                                  cmdline);
4517                 g_free(cmdline);
4518                 return;
4519         }
4520         for (cur = clist->selection; 
4521              cur != NULL && cur->data != NULL; 
4522              cur = cur->next) {
4523                 msginfo = gtk_ctree_node_get_row_data
4524                         (ctree, GTK_CTREE_NODE(cur->data));
4525                 if (msginfo) 
4526                         procmsg_print_message(msginfo, cmdline);
4527         }
4528
4529         g_free(cmdline);
4530 #else
4531         for (cur = clist->selection; 
4532              cur != NULL && cur->data != NULL; 
4533              cur = cur->next) {
4534                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4535                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4536                                         GTK_CTREE(summaryview->ctree),
4537                                         node);
4538                 gint sel_start = -1, sel_end = -1, partnum = 0;
4539                 
4540                 if (node == summaryview->displayed) {
4541                         partnum = mimeview_get_selected_part_num(summaryview->messageview->mimeview);
4542                         textview_get_selection_offsets(summaryview->messageview->mimeview->textview,
4543                                 &sel_start, &sel_end);
4544                 } 
4545                 messageview_print(msginfo, summaryview->messageview->all_headers,
4546                         sel_start, sel_end, partnum);
4547         }
4548 #endif
4549 }
4550
4551 gboolean summary_execute(SummaryView *summaryview)
4552 {
4553         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4554         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4555         GtkCTreeNode *node, *next;
4556         GtkCTreeNode *new_selected = NULL;
4557         gint move_val = -1;
4558
4559         if (!summaryview->folder_item) return FALSE;
4560
4561         if (summary_is_locked(summaryview)) return FALSE;
4562         summary_lock(summaryview);
4563
4564         summary_freeze(summaryview);
4565
4566         main_window_cursor_wait(summaryview->mainwin);
4567
4568         if (summaryview->threaded)
4569                 summary_unthread_for_exec(summaryview);
4570
4571         folder_item_update_freeze();
4572         move_val = summary_execute_move(summaryview);
4573         summary_execute_copy(summaryview);
4574         summary_execute_delete(summaryview);
4575         
4576         node = GTK_CTREE_NODE(clist->row_list);
4577         for (; node != NULL; node = next) {
4578                 next = gtkut_ctree_node_next(ctree, node);
4579                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4580
4581                 if (node == summaryview->displayed) {
4582                         messageview_clear(summaryview->messageview);
4583                         summaryview->displayed = NULL;
4584                 }
4585                 if (GTK_CTREE_ROW(node)->children != NULL) {
4586                         next = NULL;
4587                         if (GTK_CTREE_ROW(node)->sibling) {
4588                                 next = GTK_CTREE_ROW(node)->sibling;
4589                         } else {
4590                                 GtkCTreeNode *parent = NULL;
4591                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4592                                      parent = GTK_CTREE_ROW(parent)->parent) {
4593                                         if (GTK_CTREE_ROW(parent)->sibling) {
4594                                                 next = GTK_CTREE_ROW(parent)->sibling;
4595                                         }
4596                                 }
4597                         }
4598                 }
4599
4600                 if (!new_selected &&
4601                     gtkut_ctree_node_is_selected(ctree, node)) {
4602                         summary_unselect_all(summaryview);
4603                         new_selected = summary_find_next_msg(summaryview, node);
4604                         if (!new_selected)
4605                                 new_selected = summary_find_prev_msg
4606                                         (summaryview, node);
4607                 }
4608
4609                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4610         }
4611
4612         folder_item_update_thaw();
4613
4614         if (new_selected) {
4615                 summary_unlock(summaryview);
4616                 gtk_sctree_select
4617                         (GTK_SCTREE(ctree), new_selected);
4618                 summary_lock(summaryview);
4619         }
4620
4621         if (summaryview->threaded) {
4622                 summary_thread_build(summaryview);
4623                 summary_thread_init(summaryview);
4624         }
4625
4626         summary_thaw(summaryview);
4627
4628         summaryview->selected = clist->selection ?
4629                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4630
4631         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4632                 menu_set_insensitive_all
4633                         (GTK_MENU_SHELL(summaryview->popupmenu));
4634                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4635         } else
4636                 gtk_widget_grab_focus(summaryview->ctree);
4637
4638         summary_update_status(summaryview);
4639         summary_status_show(summaryview);
4640
4641         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4642
4643         summary_unlock(summaryview);
4644
4645         main_window_cursor_normal(summaryview->mainwin);
4646
4647         if (move_val < 0) 
4648                 summary_show(summaryview, summaryview->folder_item);
4649         return TRUE;
4650 }
4651
4652 static gint summary_execute_move(SummaryView *summaryview)
4653 {
4654         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4655         GSList *cur;
4656         gint val = -1;
4657         /* search moving messages and execute */
4658         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4659                                 summaryview);
4660
4661         if (summaryview->mlist) {
4662                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4663                         summaryview->msginfo_update_callback_id);
4664                 val = procmsg_move_messages(summaryview->mlist);
4665                 summaryview->msginfo_update_callback_id =
4666                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, 
4667                         summary_update_msg, (gpointer) summaryview);
4668
4669                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4670                         procmsg_msginfo_free((MsgInfo *)cur->data);
4671                 g_slist_free(summaryview->mlist);
4672                 summaryview->mlist = NULL;
4673                 return val;
4674         }
4675         return 0;
4676 }
4677
4678 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4679                                       gpointer data)
4680 {
4681         SummaryView *summaryview = data;
4682         MsgInfo *msginfo;
4683
4684         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4685
4686         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4687                 summaryview->mlist =
4688                         g_slist_prepend(summaryview->mlist, msginfo);
4689                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4690
4691                 if (msginfo->msgid && *msginfo->msgid &&
4692                     node == g_hash_table_lookup(summaryview->msgid_table,
4693                                                 msginfo->msgid))
4694                         g_hash_table_remove(summaryview->msgid_table,
4695                                             msginfo->msgid);
4696                 if (prefs_common.thread_by_subject &&
4697                     msginfo->subject && *msginfo->subject && 
4698                     node == subject_table_lookup(summaryview->subject_table,
4699                                                  msginfo->subject)) {
4700                         subject_table_remove(summaryview->subject_table,
4701                                              msginfo->subject);
4702                 }                                           
4703         }
4704 }
4705
4706 static void summary_execute_copy(SummaryView *summaryview)
4707 {
4708         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4709
4710         /* search copying messages and execute */
4711         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4712                 summaryview->msginfo_update_callback_id);
4713         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4714                                 summaryview);
4715
4716         if (summaryview->mlist) {
4717                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4718                 procmsg_copy_messages(summaryview->mlist);
4719
4720                 g_slist_free(summaryview->mlist);
4721                 summaryview->mlist = NULL;
4722         }
4723         summaryview->msginfo_update_callback_id =
4724                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, 
4725                         summary_update_msg, (gpointer) summaryview);
4726 }
4727
4728 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4729                                       gpointer data)
4730 {
4731         SummaryView *summaryview = data;
4732         MsgInfo *msginfo;
4733
4734         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4735
4736         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4737                 summaryview->mlist =
4738                         g_slist_prepend(summaryview->mlist, msginfo);
4739
4740                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4741                 summary_set_row_marks(summaryview, node);
4742         }
4743 }
4744
4745 static void summary_execute_delete(SummaryView *summaryview)
4746 {
4747         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4748         GSList *cur;
4749
4750         /* search deleting messages and execute */
4751         gtk_ctree_pre_recursive
4752                 (ctree, NULL, summary_execute_delete_func, summaryview);
4753
4754         if (!summaryview->mlist) return;
4755
4756         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4757                 summaryview->msginfo_update_callback_id);
4758
4759         folder_item_remove_msgs(summaryview->folder_item,
4760                                 summaryview->mlist);
4761
4762         summaryview->msginfo_update_callback_id =
4763                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, 
4764                         summary_update_msg, (gpointer) summaryview);
4765         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4766                 procmsg_msginfo_free((MsgInfo *)cur->data);
4767
4768         g_slist_free(summaryview->mlist);
4769         summaryview->mlist = NULL;
4770 }
4771
4772 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4773                                         gpointer data)
4774 {
4775         SummaryView *summaryview = data;
4776         MsgInfo *msginfo;
4777
4778         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4779
4780         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4781                 summaryview->mlist =
4782                         g_slist_prepend(summaryview->mlist, msginfo);
4783                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4784
4785                 if (msginfo->msgid && *msginfo->msgid &&
4786                     node == g_hash_table_lookup(summaryview->msgid_table,
4787                                                 msginfo->msgid)) {
4788                         g_hash_table_remove(summaryview->msgid_table,
4789                                             msginfo->msgid);
4790                 }       
4791                 if (prefs_common.thread_by_subject &&
4792                     msginfo->subject && *msginfo->subject && 
4793                     node == subject_table_lookup(summaryview->subject_table,
4794                                                  msginfo->subject)) {
4795                         subject_table_remove(summaryview->subject_table,
4796                                              msginfo->subject);
4797                 }                                           
4798         }
4799 }
4800
4801 /* thread functions */
4802
4803 static void summary_thread_build(SummaryView *summaryview)
4804 {
4805         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4806         GtkCTreeNode *node;
4807         GtkCTreeNode *next;
4808         GtkCTreeNode *parent;
4809         MsgInfo *msginfo;
4810         GSList *reflist;
4811
4812         summary_lock(summaryview);
4813
4814         debug_print("Building threads...");
4815         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4816         main_window_cursor_wait(summaryview->mainwin);
4817
4818         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4819                                        G_CALLBACK(summary_tree_expanded), summaryview);
4820         summary_freeze(summaryview);
4821
4822         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4823         while (node) {
4824                 next = GTK_CTREE_ROW(node)->sibling;
4825
4826                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4827
4828                 parent = NULL;
4829
4830                 if (msginfo && msginfo->inreplyto) {
4831                         parent = g_hash_table_lookup(summaryview->msgid_table,
4832                                                      msginfo->inreplyto);
4833                                                      
4834                         if (!parent && msginfo->references) {
4835                                 for (reflist = msginfo->references;
4836                                      reflist != NULL; reflist = reflist->next)
4837                                         if ((parent = g_hash_table_lookup
4838                                                 (summaryview->msgid_table,
4839                                                  reflist->data)))
4840                                                 break;
4841                         }
4842                 }
4843
4844                 if (prefs_common.thread_by_subject && parent == NULL) {
4845                         parent = subject_table_lookup
4846                                 (summaryview->subject_table,
4847                                  msginfo->subject);
4848                 }
4849
4850                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4851                         gtk_ctree_move(ctree, node, parent, NULL);
4852                 }
4853
4854                 node = next;
4855         }
4856
4857         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4858
4859         summary_thaw(summaryview);
4860         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4861                                          G_CALLBACK(summary_tree_expanded), summaryview);
4862
4863         debug_print("done.\n");
4864         STATUSBAR_POP(summaryview->mainwin);
4865         main_window_cursor_normal(summaryview->mainwin);
4866
4867         summaryview->threaded = TRUE;
4868
4869         summary_unlock(summaryview);
4870 }
4871
4872 static void summary_thread_init(SummaryView *summaryview)
4873 {
4874         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4875         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4876         GtkCTreeNode *next;
4877         START_TIMING("");
4878         if (!summaryview->thread_collapsed) {
4879                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4880                                        G_CALLBACK(summary_tree_expanded), summaryview);
4881                 while (node) {
4882                         next = GTK_CTREE_ROW(node)->sibling;
4883                         if (GTK_CTREE_ROW(node)->children)
4884                                 gtk_ctree_expand_recursive(ctree, node);
4885                         node = next;
4886                 }
4887                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4888                                        G_CALLBACK(summary_tree_expanded), summaryview);
4889         } 
4890         END_TIMING();
4891 }
4892
4893 static void summary_unthread_for_exec(SummaryView *summaryview)
4894 {
4895         GtkCTreeNode *node;
4896         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4897         gboolean froze = FALSE;
4898
4899         debug_print("Unthreading for execution...");
4900
4901         START_LONG_OPERATION(summaryview, TRUE);
4902         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4903              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4904                 summary_unthread_for_exec_func(ctree, node, summaryview);
4905         }
4906
4907         END_LONG_OPERATION(summaryview);
4908
4909         debug_print("done.\n");
4910 }
4911
4912 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4913                                            gpointer data)
4914 {
4915         MsgInfo *msginfo;
4916         GtkCTreeNode *top_parent;
4917         GtkCTreeNode *child;
4918         GtkCTreeNode *sibling;
4919         SummaryView * summaryview = (SummaryView *)data;
4920         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4921
4922         if (!msginfo ||
4923             (!MSG_IS_MOVE(msginfo->flags) &&
4924              !MSG_IS_DELETED(msginfo->flags)))
4925                 return;
4926         child = GTK_CTREE_ROW(node)->children;
4927         if (!child) return;
4928
4929         if (node == summaryview->selected)
4930                 summaryview->selected = NULL;
4931         if (node == summaryview->displayed)
4932                 summaryview->displayed = NULL;
4933
4934         for (top_parent = node;
4935              GTK_CTREE_ROW(top_parent)->parent != NULL;
4936              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4937                 ;
4938         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4939
4940         GTK_SCTREE(ctree)->sorting = TRUE;
4941         while (child != NULL) {
4942                 GtkCTreeNode *next_child;
4943                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4944                 
4945                 next_child = GTK_CTREE_ROW(child)->sibling;
4946                 
4947                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4948                         gtk_ctree_move(ctree, child, 
4949                                 NULL, 
4950                                 sibling); 
4951                 } else {
4952                         if (child == summaryview->displayed) {
4953                                 messageview_clear(summaryview->messageview);
4954                                 summaryview->displayed = NULL;
4955                         }
4956                         if (child == summaryview->selected) {
4957                                 messageview_clear(summaryview->messageview);
4958                                 summaryview->selected = NULL;
4959                         }
4960                 }
4961                 child = next_child;
4962         }
4963         GTK_SCTREE(ctree)->sorting = FALSE;
4964 }
4965
4966 void summary_expand_threads(SummaryView *summaryview)
4967 {
4968         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4969         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4970
4971         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4972                                        G_CALLBACK(summary_tree_expanded), summaryview);
4973         summary_freeze(summaryview);
4974
4975         while (node) {
4976                 if (GTK_CTREE_ROW(node)->children) {
4977                         gtk_ctree_expand(ctree, node);
4978                         summary_set_row_marks(summaryview, node);
4979                 }
4980                 node = GTK_CTREE_NODE_NEXT(node);
4981         }
4982
4983         summary_thaw(summaryview);
4984         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4985                                          G_CALLBACK(summary_tree_expanded), summaryview);
4986
4987         summaryview->thread_collapsed = FALSE;
4988
4989         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4990 }
4991
4992 void summary_collapse_threads(SummaryView *summaryview)
4993 {
4994         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4995         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4996
4997         summary_freeze(summaryview);
4998
4999         while (node) {
5000                 if (GTK_CTREE_ROW(node)->children)
5001                         gtk_ctree_collapse(ctree, node);
5002                 node = GTK_CTREE_ROW(node)->sibling;
5003         }
5004
5005         summary_thaw(summaryview);
5006         
5007         summaryview->thread_collapsed = TRUE;
5008
5009         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
5010 }
5011
5012 static void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
5013 {
5014         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
5015 }
5016
5017 static gboolean summary_filter_get_mode(void)
5018 /* ask what to do w/ them: skip them, apply them regardless to the account,
5019    use the current account */
5020 {
5021         /* TODO: eventually also propose to use the current folder's default account,
5022            if it is set */
5023         /* TODO: eventually allow to select the account to use from a optmenu */
5024
5025         GtkWidget *vbox;
5026         GtkWidget *account_rules_skip;
5027         GtkWidget *account_rules_force;
5028         GtkWidget *account_rules_user_current;
5029         AlertValue val;
5030
5031         vbox = gtk_vbox_new (FALSE, 0);
5032
5033         account_rules_skip = gtk_radio_button_new_with_label
5034                                                         (NULL, _("Skip these rules"));
5035         account_rules_force = gtk_radio_button_new_with_label_from_widget
5036                                                         (GTK_RADIO_BUTTON(account_rules_skip),
5037                                                         _("Apply these rules regardless of the account they belong to"));
5038         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
5039                                                         (GTK_RADIO_BUTTON(account_rules_skip),
5040                                                         _("Apply these rules if they apply to the current account"));
5041         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
5042         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
5043         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
5044         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
5045                         G_CALLBACK(account_rules_radio_button_toggled_cb),
5046                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
5047         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
5048                         G_CALLBACK(account_rules_radio_button_toggled_cb),
5049                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
5050         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
5051                         G_CALLBACK(account_rules_radio_button_toggled_cb),
5052                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
5053         switch (prefs_common.apply_per_account_filtering_rules) {
5054         case FILTERING_ACCOUNT_RULES_SKIP:
5055                 gtk_toggle_button_set_active(
5056                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
5057                 break;
5058         case FILTERING_ACCOUNT_RULES_FORCE:
5059                 gtk_toggle_button_set_active(
5060                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
5061                 break;
5062         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
5063                 gtk_toggle_button_set_active(
5064                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
5065                 break;
5066         }
5067
5068         val = alertpanel_with_widget(
5069                         _("Filtering"),
5070                         _("There are some filtering rules that belong to an account.\n"
5071                           "Please choose what to do with these rules:"),
5072                         GTK_STOCK_CANCEL, _("_Filter"), NULL, TRUE, G_ALERTALTERNATE, vbox);
5073
5074         if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE) {
5075                 return FALSE;
5076         } else if (val & G_ALERTDISABLE)
5077                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
5078
5079         return TRUE;
5080 }
5081
5082 void summary_filter(SummaryView *summaryview, gboolean selected_only)
5083 {
5084         GSList *mlist = NULL, *cur_list;
5085         summary_lock(summaryview);
5086
5087         /* are there any per-account filtering rules? */
5088         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
5089                 filtering_peek_per_account_rules(filtering_rules)) {
5090
5091                 if (summary_filter_get_mode() == FALSE) {
5092                         summary_unlock(summaryview);
5093                         return;
5094                 }
5095         }
5096
5097         folder_item_update_freeze();
5098         
5099         debug_print("filtering...");
5100         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
5101         main_window_cursor_wait(summaryview->mainwin);
5102
5103         summary_freeze(summaryview);
5104
5105         if (selected_only) {
5106                 GList *cur;
5107
5108                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
5109                      cur != NULL && cur->data != NULL; cur = cur->next) {
5110                         mlist = g_slist_prepend(mlist, 
5111                                  procmsg_msginfo_new_ref(
5112                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
5113                 }
5114                 mlist = g_slist_reverse(mlist);
5115         } else {
5116                 mlist = folder_item_get_msg_list(summaryview->folder_item);
5117         }
5118         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
5119                 summary_filter_func((MsgInfo *)cur_list->data);
5120         }
5121         filtering_move_and_copy_msgs(mlist);
5122         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
5123                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
5124         }
5125         g_slist_free(mlist);
5126
5127         summary_thaw(summaryview);
5128
5129         folder_item_update_thaw();
5130         debug_print("done.\n");
5131         STATUSBAR_POP(summaryview->mainwin);
5132         main_window_cursor_normal(summaryview->mainwin);
5133
5134         summary_unlock(summaryview);
5135
5136         /* 
5137          * CLAWS: summary_show() only valid after having a lock. ideally
5138          * we want the lock to be context aware...  
5139          */
5140         summary_show(summaryview, summaryview->folder_item);
5141 }
5142
5143 static void summary_filter_func(MsgInfo *msginfo)
5144 {
5145         MailFilteringData mail_filtering_data;
5146
5147         mail_filtering_data.msginfo = msginfo;
5148         mail_filtering_data.msglist = NULL;                     
5149         mail_filtering_data.filtered = NULL;                    
5150         mail_filtering_data.unfiltered = NULL;                  
5151         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
5152                 return;
5153
5154         filter_message_by_msginfo(filtering_rules, msginfo, NULL,
5155                         FILTERING_MANUALLY, NULL);
5156 }
5157
5158 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
5159                                  PrefsFilterType type, gint processing_rule)
5160 {
5161         gchar *header = NULL;
5162         gchar *key = NULL;
5163
5164         procmsg_get_filter_keyword(msginfo, &header, &key, type);
5165         
5166         if (processing_rule) {
5167                 if (item == NULL)
5168                         prefs_filtering_open(&pre_global_processing,
5169                                              _("Processing rules to apply before folder rules"),
5170                                              MANUAL_ANCHOR_PROCESSING,
5171                                              header, key, FALSE);
5172                 else
5173                         prefs_filtering_open(&item->prefs->processing,
5174                                              _("Processing configuration"),
5175                                              MANUAL_ANCHOR_PROCESSING,
5176                                              header, key, FALSE);
5177         }
5178         else {
5179                 prefs_filtering_open(&filtering_rules,
5180                                 _("Filtering configuration"),
5181                                 MANUAL_ANCHOR_FILTERING,
5182                                 header, key, TRUE);
5183         }
5184         
5185         g_free(header);
5186         g_free(key);
5187 }
5188
5189 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
5190                          gint processing_rule)
5191 {
5192         MsgInfo *msginfo;
5193         FolderItem * item;
5194         
5195         if (!summaryview->selected) return;
5196
5197         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5198                                               summaryview->selected);
5199         if (!msginfo) return;
5200         
5201         item = summaryview->folder_item;
5202         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
5203 }
5204
5205 /* color label */
5206
5207 #define N_COLOR_LABELS colorlabel_get_color_count()
5208
5209 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
5210                                                      gpointer data)
5211 {
5212         guint color = GPOINTER_TO_UINT(data);
5213         SummaryView *summaryview;
5214
5215         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5216         g_return_if_fail(summaryview != NULL);
5217
5218         /* "dont_toggle" state set? */
5219         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
5220                                 "dont_toggle"))
5221                 return;
5222
5223         summary_set_colorlabel(summaryview, color, NULL);
5224 }
5225
5226 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
5227  * for the messsage; not the color index */
5228 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
5229                                   guint labelcolor)
5230 {
5231         GdkColor color;
5232         GtkStyle *style, *prev_style, *ctree_style;
5233         MsgInfo *msginfo;
5234         gint color_index;
5235
5236         msginfo = gtk_ctree_node_get_row_data(ctree, node);
5237         g_return_if_fail(msginfo);
5238
5239         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
5240         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
5241         prev_style = gtk_ctree_node_get_row_style(ctree, node);
5242
5243         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
5244                 if (!prev_style) return;
5245                 style = gtk_style_copy(prev_style);
5246                 color = ctree_style->fg[GTK_STATE_NORMAL];
5247                 style->fg[GTK_STATE_NORMAL] = color;
5248                 color = ctree_style->fg[GTK_STATE_SELECTED];
5249                 style->fg[GTK_STATE_SELECTED] = color;
5250         } else {
5251                 if (prev_style)
5252                         style = gtk_style_copy(prev_style);
5253                 else
5254                         style = gtk_style_copy(ctree_style);
5255                 color = colorlabel_get_color(color_index);
5256                 style->fg[GTK_STATE_NORMAL] = color;
5257                 /* get the average of label color and selected fg color
5258                    for visibility */
5259                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + 3*ctree_style->fg[GTK_STATE_SELECTED].red  ) / 4;
5260                 style->fg[GTK_STATE_SELECTED].green = (color.green + 3*ctree_style->fg[GTK_STATE_SELECTED].green) / 4;
5261                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + 3*ctree_style->fg[GTK_STATE_SELECTED].blue ) / 4;
5262         }
5263
5264         gtk_ctree_node_set_row_style(ctree, node, style);
5265         gtk_style_unref(style);
5266 }
5267
5268 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
5269 {
5270         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5271         MsgInfo *msginfo;
5272
5273         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5274         g_return_if_fail(msginfo);
5275
5276         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0, 
5277                                         MSG_CLABEL_FLAG_MASK, 0);
5278         summary_set_row_marks(summaryview, row);
5279 }
5280
5281 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
5282                             GtkWidget *widget)
5283 {
5284         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5285         GList *cur;
5286         gboolean froze = FALSE;
5287
5288         START_LONG_OPERATION(summaryview, FALSE);
5289         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5290                 summary_set_row_colorlabel(summaryview,
5291                                            GTK_CTREE_NODE(cur->data), labelcolor);
5292         END_LONG_OPERATION(summaryview);
5293 }
5294
5295 static gboolean summary_set_row_tag(SummaryView *summaryview, GtkCTreeNode *row, gboolean refresh, gboolean set, gint id)
5296 {
5297         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5298         MsgInfo *msginfo;
5299         gchar *tags_str = NULL;
5300         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5301         g_return_val_if_fail(msginfo, FALSE);
5302
5303         procmsg_msginfo_update_tags(msginfo, set, id);
5304         
5305         
5306         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible) {
5307                 tags_str = procmsg_msginfo_get_tags_str(msginfo);
5308                 gtk_ctree_node_set_text(ctree, row, 
5309                                 summaryview->col_pos[S_COL_TAGS],
5310                                 tags_str?tags_str:"-");
5311                 g_free(tags_str);
5312         }
5313
5314         summary_set_row_marks(summaryview, row);
5315         if (row == summaryview->displayed) {
5316                 return TRUE;
5317         }
5318         return FALSE;
5319 }
5320
5321 void summary_set_tag(SummaryView *summaryview, gint tag_id,
5322                             GtkWidget *widget)
5323 {
5324         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5325         GList *cur;
5326         gboolean set = tag_id > 0;
5327         gint real_id = set? tag_id:-tag_id;
5328         gboolean froze = FALSE;
5329         gboolean redisplay = FALSE;
5330         START_LONG_OPERATION(summaryview, FALSE);
5331         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
5332                 redisplay |= summary_set_row_tag(summaryview,
5333                                            GTK_CTREE_NODE(cur->data), FALSE, set, real_id);
5334         }
5335         END_LONG_OPERATION(summaryview);
5336         if (redisplay)
5337                 summary_redisplay_msg(summaryview);
5338 }
5339
5340 static void summary_tags_menu_item_activate_cb(GtkWidget *widget,
5341                                                      gpointer data)
5342 {
5343         gint id = GPOINTER_TO_INT(data);
5344         gboolean set = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
5345         SummaryView *summaryview;
5346
5347         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5348         g_return_if_fail(summaryview != NULL);
5349
5350         /* "dont_toggle" state set? */
5351         if (g_object_get_data(G_OBJECT(summaryview->tags_menu),
5352                                 "dont_toggle"))
5353                 return;
5354
5355         if (!set)
5356                 id = -id;
5357         summary_set_tag(summaryview, id, NULL);
5358 }
5359
5360 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5361                                                           gpointer data)
5362 {
5363         SummaryView *summaryview;
5364         GtkMenuShell *menu;
5365         GtkCheckMenuItem **items;
5366         gint n;
5367         GList *cur, *sel;
5368
5369         summaryview = (SummaryView *)data;
5370         g_return_if_fail(summaryview != NULL);
5371
5372         sel = GTK_CLIST(summaryview->ctree)->selection;
5373         if (!sel) return;
5374
5375         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5376         
5377         g_return_if_fail(menu != NULL);
5378
5379         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
5380
5381         /* NOTE: don't return prematurely because we set the "dont_toggle"
5382          * state for check menu items */
5383         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5384                           GINT_TO_POINTER(1));
5385
5386         /* clear items. get item pointers. */
5387         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5388                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5389                         gtk_check_menu_item_set_active
5390                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5391                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
5392                         n++;
5393                 }
5394         }
5395
5396         if (n == (N_COLOR_LABELS + 1)) {
5397                 /* iterate all messages and set the state of the appropriate
5398                  * items */
5399                 for (; sel != NULL; sel = sel->next) {
5400                         MsgInfo *msginfo;
5401                         gint clabel;
5402
5403                         msginfo = gtk_ctree_node_get_row_data
5404                                 (GTK_CTREE(summaryview->ctree),
5405                                  GTK_CTREE_NODE(sel->data));
5406                         if (msginfo) {
5407                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
5408                                 if (!items[clabel]->active)
5409                                         gtk_check_menu_item_set_active
5410                                                 (items[clabel], TRUE);
5411                         }
5412                 }
5413         } else
5414                 g_warning("invalid number of color elements (%d)\n", n);
5415
5416         /* reset "dont_toggle" state */
5417         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5418                           GINT_TO_POINTER(0));
5419 }
5420
5421 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
5422 {
5423         GtkWidget *label_menuitem;
5424         GtkWidget *menu;
5425         GtkWidget *item;
5426         gint i;
5427
5428         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5429                                                    "/Color label");
5430         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5431                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
5432                            summaryview);
5433         gtk_widget_show(label_menuitem);
5434
5435         menu = gtk_menu_new();
5436
5437         /* create sub items. for the menu item activation callback we pass the
5438          * index of label_colors[] as data parameter. for the None color we
5439          * pass an invalid (high) value. also we attach a data pointer so we
5440          * can always get back the SummaryView pointer. */
5441
5442         item = gtk_check_menu_item_new_with_label(_("None"));
5443         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5444         g_signal_connect(G_OBJECT(item), "activate",
5445                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5446                            GUINT_TO_POINTER(0));
5447         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
5448         gtk_widget_show(item);
5449
5450         gtk_widget_add_accelerator(item, "activate", 
5451                                    summaryview->popupfactory->accel_group, 
5452                                    GDK_0, GDK_CONTROL_MASK,
5453                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
5454
5455         item = gtk_menu_item_new();
5456         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5457         gtk_widget_show(item);
5458
5459         /* create pixmap/label menu items */
5460         for (i = 0; i < N_COLOR_LABELS; i++) {
5461                 item = colorlabel_create_check_color_menu_item(
5462                         i, refresh, SUMMARY_COLORMENU);
5463                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5464                 g_signal_connect(G_OBJECT(item), "activate",
5465                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5466                                  GUINT_TO_POINTER(i + 1));
5467                 g_object_set_data(G_OBJECT(item), "summaryview",
5468                                   summaryview);
5469                 gtk_widget_show(item);
5470         }
5471
5472         gtk_widget_show(menu);
5473         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5474         summaryview->colorlabel_menu = menu;
5475 }
5476
5477 static void summary_tags_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5478                                                           gpointer data)
5479 {
5480         GtkMenuShell *menu;
5481         GList *cur;
5482         GList *sel;
5483         GHashTable *menu_table = g_hash_table_new_full(
5484                                         g_direct_hash,
5485                                         g_direct_equal,
5486                                         NULL, NULL);
5487         GHashTable *menu_allsel_table = g_hash_table_new_full(
5488                                         g_direct_hash,
5489                                         g_direct_equal,
5490                                         NULL, NULL);
5491         gint sel_len;
5492         SummaryView *summaryview = (SummaryView *)data;
5493         g_return_if_fail(summaryview != NULL);
5494
5495         sel = GTK_CLIST(summaryview->ctree)->selection;
5496         if (!sel) return;
5497
5498         menu = GTK_MENU_SHELL(summaryview->tags_menu);
5499         g_return_if_fail(menu != NULL);
5500
5501         /* NOTE: don't return prematurely because we set the "dont_toggle"
5502          * state for check menu items */
5503         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5504                           GINT_TO_POINTER(1));
5505
5506         /* clear items. get item pointers. */
5507         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5508                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5509                         gint id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cur->data),
5510                                 "tag_id"));
5511                         gtk_check_menu_item_set_active
5512                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5513                                 
5514                         g_hash_table_insert(menu_table, GINT_TO_POINTER(id), GTK_CHECK_MENU_ITEM(cur->data));
5515                         g_hash_table_insert(menu_allsel_table, GINT_TO_POINTER(id), GINT_TO_POINTER(0));
5516                 }
5517         }
5518
5519         /* iterate all messages and set the state of the appropriate
5520          * items */
5521         sel_len = 0;
5522         for (; sel != NULL; sel = sel->next) {
5523                 MsgInfo *msginfo;
5524                 GSList *tags = NULL;
5525                 gint id;
5526                 GtkCheckMenuItem *item;
5527                 msginfo = gtk_ctree_node_get_row_data
5528                         (GTK_CTREE(summaryview->ctree),
5529                          GTK_CTREE_NODE(sel->data));
5530                 sel_len++;
5531                 if (msginfo) {
5532                         tags =  msginfo->tags;
5533                         if (!tags)
5534                                 continue;
5535
5536                         for (; tags; tags = tags->next) {
5537                                 gint num_checked = GPOINTER_TO_INT(g_hash_table_lookup(menu_allsel_table, tags->data));
5538                                 id = GPOINTER_TO_INT(tags->data);
5539                                 item = g_hash_table_lookup(menu_table, GINT_TO_POINTER(tags->data));
5540                                 if (item && !item->active) {
5541                                         gtk_check_menu_item_set_active
5542                                                 (item, TRUE);
5543                                 }
5544                                 num_checked++;
5545                                 g_hash_table_replace(menu_allsel_table, tags->data, GINT_TO_POINTER(num_checked));
5546                         }
5547                 }
5548         }
5549
5550         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5551                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5552                         gint id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cur->data),
5553                                 "tag_id"));
5554                         gint num_checked = GPOINTER_TO_INT(g_hash_table_lookup(menu_allsel_table, GINT_TO_POINTER(id)));
5555                         if (num_checked < sel_len && num_checked > 0)
5556                                 gtk_check_menu_item_set_inconsistent(GTK_CHECK_MENU_ITEM(cur->data), TRUE);
5557                         else
5558                                 gtk_check_menu_item_set_inconsistent(GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5559                 }
5560         }
5561         g_hash_table_destroy(menu_table);
5562         g_hash_table_destroy(menu_allsel_table);
5563         /* reset "dont_toggle" state */
5564         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5565                           GINT_TO_POINTER(0));
5566
5567 }
5568
5569 static void summary_tags_menu_item_apply_tags_activate_cb(GtkWidget *widget,
5570                                                      gpointer data)
5571 {
5572         SummaryView *summaryview;
5573
5574         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5575         g_return_if_fail(summaryview != NULL);
5576
5577         /* "dont_toggle" state set? */
5578         if (g_object_get_data(G_OBJECT(summaryview->tags_menu),
5579                                 "dont_toggle"))
5580                 return;
5581         
5582         tag_apply_open(summary_get_selection(summaryview));     
5583 }
5584
5585 static void summary_tags_menu_create(SummaryView *summaryview, gboolean refresh)
5586 {
5587         GtkWidget *label_menuitem;
5588         GtkWidget *menu;
5589         GtkWidget *item;
5590         GSList *cur = tags_get_list();
5591         GSList *orig = cur;
5592         gboolean existing_tags = FALSE;
5593
5594         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5595                                                    "/Tags");
5596         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5597                          G_CALLBACK(summary_tags_menu_item_activate_item_cb),
5598                            summaryview);
5599
5600         gtk_widget_show(label_menuitem);
5601
5602         menu = gtk_menu_new();
5603
5604         /* create tags menu items */
5605         for (; cur; cur = cur->next) {
5606                 gint id = GPOINTER_TO_INT(cur->data);
5607                 const gchar *tag = tags_get_tag(id);
5608
5609                 item = gtk_check_menu_item_new_with_label(tag);
5610                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5611                 g_signal_connect(G_OBJECT(item), "activate",
5612                                  G_CALLBACK(summary_tags_menu_item_activate_cb),
5613                                  GINT_TO_POINTER(id));
5614                 g_object_set_data(G_OBJECT(item), "summaryview",
5615                                   summaryview);
5616                 g_object_set_data(G_OBJECT(item), "tag_id",
5617                                   GINT_TO_POINTER(id));
5618                 gtk_widget_show(item);
5619                 existing_tags = TRUE;
5620         }
5621         if (existing_tags) {
5622                 /* separator */
5623                 item = gtk_menu_item_new();
5624                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5625                 gtk_widget_show(item);
5626         }
5627
5628         item = gtk_menu_item_new_with_label(_("Apply tags..."));
5629         gtk_widget_add_accelerator(item, "activate", 
5630                    summaryview->popupfactory->accel_group, 
5631                    GDK_T, GDK_CONTROL_MASK|GDK_SHIFT_MASK,
5632                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
5633         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5634         g_signal_connect(G_OBJECT(item), "activate",
5635                          G_CALLBACK(summary_tags_menu_item_apply_tags_activate_cb),
5636                          NULL);
5637         g_object_set_data(G_OBJECT(item), "summaryview",
5638                           summaryview);
5639         gtk_widget_show(item);
5640
5641         g_slist_free(orig);
5642         gtk_widget_show(menu);
5643         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5644         summaryview->tags_menu = menu;
5645 }
5646
5647 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
5648 {
5649         SummaryView *summaryview = (SummaryView *)data;
5650         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5651
5652         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5653                        NULL, NULL, 0, gtk_get_current_event_time());
5654         return TRUE;
5655 }
5656
5657 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
5658 {
5659         GtkWidget *ctree;
5660         gint *col_pos = summaryview->col_pos;
5661         SummaryColumnState *col_state;
5662         gchar *titles[N_SUMMARY_COLS];
5663         SummaryColumnType type;
5664         gint pos;
5665
5666         memset(titles, 0, sizeof(titles));
5667
5668         col_state = prefs_summary_column_get_config();
5669         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5670                 summaryview->col_state[pos] = col_state[pos];
5671                 type = col_state[pos].type;
5672                 col_pos[type] = pos;
5673                 titles[pos] = "dummy";
5674         }
5675         col_state = summaryview->col_state;
5676
5677         ctree = gtk_sctree_new_with_titles
5678                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
5679
5680         if (prefs_common.show_col_headers == FALSE)
5681                 gtk_clist_column_titles_hide(GTK_CLIST(ctree));
5682
5683         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
5684         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5685                                            GTK_JUSTIFY_CENTER);
5686         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5687                                            GTK_JUSTIFY_CENTER);
5688         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5689                                            GTK_JUSTIFY_CENTER);
5690         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5691                                            GTK_JUSTIFY_CENTER);
5692         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5693                                            GTK_JUSTIFY_RIGHT);
5694         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5695                                            GTK_JUSTIFY_RIGHT);
5696         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5697                                            GTK_JUSTIFY_RIGHT);
5698         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5699                                    SUMMARY_COL_MARK_WIDTH);
5700         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5701                                    SUMMARY_COL_STATUS_WIDTH);
5702         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5703                                    SUMMARY_COL_LOCKED_WIDTH);
5704         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5705                                    SUMMARY_COL_MIME_WIDTH);
5706         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
5707                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
5708         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
5709                                    prefs_common.summary_col_size[S_COL_FROM]);
5710         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
5711                                    prefs_common.summary_col_size[S_COL_TO]);
5712         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
5713                                    prefs_common.summary_col_size[S_COL_DATE]);
5714         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5715                                    prefs_common.summary_col_size[S_COL_SIZE]);
5716         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5717                                    prefs_common.summary_col_size[S_COL_NUMBER]);
5718         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5719                                    prefs_common.summary_col_size[S_COL_SCORE]);
5720         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TAGS],
5721                                    prefs_common.summary_col_size[S_COL_TAGS]);
5722
5723         if (prefs_common.enable_dotted_lines) {
5724                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
5725                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5726                                      GTK_CTREE_EXPANDER_SQUARE);
5727         } else {
5728                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
5729                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5730                                      GTK_CTREE_EXPANDER_TRIANGLE);
5731         }
5732
5733         gtk_sctree_set_stripes(GTK_SCTREE(ctree), prefs_common.use_stripes_in_summaries);
5734
5735         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
5736         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview); 
5737
5738         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5739                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
5740                                        GTK_CAN_FOCUS);
5741                 gtk_clist_set_column_visibility
5742                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
5743         }
5744
5745         /* connect signal to the buttons for sorting */
5746 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
5747         g_signal_connect \
5748                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
5749                  "clicked", \
5750                  G_CALLBACK(func), \
5751                  summaryview)
5752
5753         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
5754         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
5755         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
5756         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
5757         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
5758         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
5759         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
5760         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
5761         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
5762         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
5763         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
5764         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TAGS,    summary_tags_clicked);
5765
5766 #undef CLIST_BUTTON_SIGNAL_CONNECT
5767
5768         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5769                          G_CALLBACK(summary_selected), summaryview);
5770         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5771                          G_CALLBACK(summary_unselected), summaryview);
5772         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5773                          G_CALLBACK(summary_button_pressed),
5774                          summaryview);
5775 #ifndef MAEMO
5776         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5777                          G_CALLBACK(summary_popup_menu), summaryview);
5778 #else
5779         gtk_widget_tap_and_hold_setup(GTK_WIDGET(ctree), NULL, NULL,
5780                         GTK_TAP_AND_HOLD_NONE | GTK_TAP_AND_HOLD_NO_INTERNALS);
5781         g_signal_connect(G_OBJECT(ctree), "tap-and-hold",
5782                          G_CALLBACK(summary_popup_menu), summaryview);
5783 #endif
5784         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5785                          G_CALLBACK(summary_button_released),
5786                          summaryview);
5787         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5788                          G_CALLBACK(summary_key_pressed), summaryview);
5789         g_signal_connect(G_OBJECT(ctree), "resize_column",
5790                          G_CALLBACK(summary_col_resized), summaryview);
5791         g_signal_connect(G_OBJECT(ctree), "open_row",
5792                          G_CALLBACK(summary_open_row), summaryview);
5793
5794         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5795                                G_CALLBACK(summary_tree_expanded),
5796                                summaryview);
5797         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5798                                G_CALLBACK(summary_tree_collapsed),
5799                                summaryview);
5800
5801         g_signal_connect(G_OBJECT(ctree), "start_drag",
5802                          G_CALLBACK(summary_start_drag),
5803                          summaryview);
5804         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5805                          G_CALLBACK(summary_drag_data_get),
5806                          summaryview);
5807         g_signal_connect(G_OBJECT(ctree), "drag_end",
5808                          G_CALLBACK(summary_drag_end),
5809                          summaryview);
5810
5811         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5812                           summary_drag_types, 2,
5813                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5814
5815         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5816                          G_CALLBACK(summary_drag_data_received),
5817                          summaryview);
5818
5819         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5820                          G_CALLBACK(summary_drag_motion_cb),
5821                          summaryview);
5822
5823         return ctree;
5824 }
5825
5826 void summary_set_column_order(SummaryView *summaryview)
5827 {
5828         GtkWidget *ctree;
5829         GtkWidget *scrolledwin = summaryview->scrolledwin;
5830         FolderItem *item;
5831         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5832         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5833
5834         item = summaryview->folder_item;
5835
5836         summary_clear_all(summaryview);
5837         gtk_widget_destroy(summaryview->ctree);
5838
5839         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5840         summary_set_fonts(summaryview);
5841         summary_set_column_titles(summaryview);
5842         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5843                                             GTK_CLIST(ctree)->hadjustment);
5844         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5845                                             GTK_CLIST(ctree)->vadjustment);
5846         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5847         gtk_widget_show(ctree);
5848
5849         summary_show(summaryview, item);
5850
5851         summary_select_by_msgnum(summaryview, selected_msgnum);
5852
5853         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5854         summaryview->last_displayed = summaryview->displayed;
5855         if (!summaryview->displayed)
5856                 messageview_clear(summaryview->messageview);
5857         else
5858                 summary_redisplay_msg(summaryview);
5859 }
5860
5861
5862 /* callback functions */
5863
5864 static gint summary_folder_eventbox_pressed(GtkWidget *eventbox, GdkEventButton *event,
5865                                             SummaryView *summaryview)
5866 {
5867         if (event) {
5868                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5869                 mainwindow_exit_folder(summaryview->mainwin);
5870         }
5871         return TRUE;
5872 }
5873
5874 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5875                                    SummaryView *summaryview)
5876 {
5877         if (event)  
5878                 summary_toggle_view(summaryview);
5879         return TRUE;
5880 }
5881 #ifdef MAEMO
5882 static void summary_toggle_multiple_pressed(GtkWidget *widget,
5883                                    SummaryView *summaryview)
5884 {
5885         GTK_SCTREE(summaryview->ctree)->force_additive_sel = 
5886                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
5887 }
5888 #endif
5889 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5890                                        SummaryView *summaryview)
5891 {
5892         if (!event) return FALSE;
5893
5894         if (event->button == 3) {
5895                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5896                 /* right clicked */
5897                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5898                                NULL, NULL, event->button, event->time);
5899         } else if (event->button == 2) {
5900                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5901         } else if (event->button == 1) {
5902                 if (!prefs_common.emulate_emacs &&
5903                     messageview_is_visible(summaryview->messageview))
5904                         summaryview->display_msg = TRUE;
5905         }
5906
5907         return FALSE;
5908 }
5909
5910 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5911                                         SummaryView *summaryview)
5912 {
5913         return FALSE;
5914 }
5915
5916 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5917 {
5918         return summary_key_pressed(summaryview->ctree, event, summaryview);
5919 }
5920
5921 #define BREAK_ON_MODIFIER_KEY() \
5922         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5923
5924 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5925                                     SummaryView *summaryview)
5926 {
5927         GtkCTree *ctree = GTK_CTREE(widget);
5928         GtkCTreeNode *node;
5929         MessageView *messageview;
5930         TextView *textview;
5931         GtkAdjustment *adj;
5932         gboolean mod_pressed;
5933
5934         if (!event) 
5935                 return TRUE;
5936
5937         if (quicksearch_has_focus(summaryview->quicksearch))
5938                 return FALSE;
5939
5940         messageview = summaryview->messageview;
5941         textview = messageview->mimeview->textview;
5942
5943         mod_pressed =
5944                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5945
5946         if (summaryview->selected) {
5947                 gboolean handled = FALSE;
5948                 switch (event->keyval) {
5949                 case GDK_space:         /* Page down or go to the next */
5950                         handled = TRUE;
5951                         if (event->state & GDK_CONTROL_MASK) 
5952                                 event->state &= ~GDK_CONTROL_MASK;
5953                         if (event->state & GDK_SHIFT_MASK) 
5954                                 mimeview_scroll_page(messageview->mimeview, TRUE);
5955                         else {
5956                                 if (summaryview->displayed != summaryview->selected) {
5957                                         summary_display_msg(summaryview,
5958                                                             summaryview->selected);
5959                                         break;
5960                                 }
5961                                 if (mod_pressed) {
5962                                         if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5963                                                 summary_select_prev_unread(summaryview);
5964                                 } else {
5965                                         if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5966                                                 summary_select_next_unread(summaryview);
5967                                 }                               
5968                         }
5969                         break;
5970                 case GDK_BackSpace:     /* Page up */
5971                         handled = TRUE;
5972                         mimeview_scroll_page(messageview->mimeview, TRUE);
5973                         break;
5974                 case GDK_Return:        /* Scroll up/down one line */
5975                 case GDK_KP_Enter:
5976                         handled = TRUE;
5977                         if (summaryview->displayed != summaryview->selected) {
5978 #ifndef MAEMO
5979                                 summary_display_msg(summaryview,
5980                                                     summaryview->selected);
5981 #else
5982                                 summary_open_row(NULL, summaryview);
5983 #endif
5984                                 break;
5985                         }
5986                         mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5987                         break;
5988                 }
5989                 
5990                 if (handled)
5991                         return FALSE;
5992         }
5993         if (summary_is_locked(summaryview)) 
5994                 return TRUE;
5995
5996         switch (event->keyval) {
5997         case GDK_Left:          /* Move focus */
5998                 adj = gtk_scrolled_window_get_hadjustment
5999                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
6000                 if (adj->lower != adj->value)
6001                         break;
6002                 /* FALLTHROUGH */       
6003         case GDK_Escape:
6004                 gtk_widget_grab_focus(summaryview->folderview->ctree);
6005                 mainwindow_exit_folder(summaryview->mainwin);
6006                 return TRUE;
6007         case GDK_Home:
6008         case GDK_End:
6009                 if ((node = summaryview->selected) != NULL) {
6010                         GtkCTreeNode *next = NULL;
6011                         next = (event->keyval == GDK_Home)
6012                                         ? gtk_ctree_node_nth(ctree, 0)
6013                                         : gtk_ctree_node_nth(ctree, 
6014                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
6015                         if (next) {
6016                                 gtk_sctree_select_with_state
6017                                         (GTK_SCTREE(ctree), next, (event->state & ~GDK_CONTROL_MASK) );
6018
6019                                 /* Deprecated - what are the non-deprecated equivalents? */
6020                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
6021                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
6022                                 summaryview->selected = next;
6023                         }
6024                 }
6025                 return TRUE;
6026         default:
6027                 break;
6028         }
6029
6030         if (!summaryview->selected) {
6031                 node = gtk_ctree_node_nth(ctree, 0);
6032                 if (node)
6033                         gtk_sctree_select(GTK_SCTREE(ctree), node);
6034                 else
6035                         return TRUE;
6036         }
6037
6038         switch (event->keyval) {
6039         case GDK_Delete:
6040                 BREAK_ON_MODIFIER_KEY();
6041                 summary_delete_trash(summaryview);
6042                 break;
6043         case GDK_y:
6044         case GDK_t:
6045         case GDK_l:
6046         case GDK_o:
6047         case GDK_c:
6048         case GDK_a:
6049                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
6050                         g_signal_stop_emission_by_name(G_OBJECT(widget), 
6051                                        "key_press_event");
6052                         mimeview_pass_key_press_event(messageview->mimeview,
6053                                                       event);
6054                         break;
6055                 }
6056         default:
6057                 break;
6058         }
6059         return FALSE;
6060 }
6061
6062 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
6063 {
6064         SummaryView *summaryview = data;
6065
6066         summary_show(summaryview, summaryview->folder_item);
6067 }
6068
6069 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
6070 {
6071         SummaryView *summaryview = (SummaryView *)data;
6072
6073         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
6074                 prefs_common.show_searchbar = TRUE;
6075                 quicksearch_show(summaryview->quicksearch);
6076         } else {
6077                 prefs_common.show_searchbar = FALSE;
6078                 quicksearch_hide(summaryview->quicksearch);
6079         }
6080 }
6081
6082 void summaryview_activate_quicksearch(SummaryView *summaryview, gboolean show) 
6083 {
6084         prefs_common.show_searchbar = show;
6085         gtk_toggle_button_set_active(
6086                 GTK_TOGGLE_BUTTON(summaryview->toggle_search), 
6087                 show);
6088         if (show) {
6089                 quicksearch_show(summaryview->quicksearch);
6090         } else {
6091                 quicksearch_hide(summaryview->quicksearch);
6092                 summary_grab_focus(summaryview);
6093         }
6094 }
6095
6096 void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
6097 {
6098         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
6099                 summary_reedit(summaryview);
6100         else
6101                 summary_open_msg(summaryview);
6102
6103         summaryview->display_msg = FALSE;
6104 }
6105
6106 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
6107                                   SummaryView *summaryview)
6108 {
6109         summary_set_row_marks(summaryview, node);
6110         if (prefs_common.bold_unread) {
6111                 while (node) {
6112                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
6113                         if (GTK_CTREE_ROW(node)->children)
6114                                 summary_set_row_marks(summaryview, node);
6115                         node = next;
6116                 }
6117         }
6118 }
6119
6120 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
6121                                    SummaryView *summaryview)
6122 {
6123         summary_set_row_marks(summaryview, node);
6124 }
6125
6126 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
6127                                gint column, SummaryView *summaryview)
6128 {
6129         if (summary_is_locked(summaryview)
6130         ||  GTK_SCTREE(ctree)->selecting_range) {
6131                 return;
6132         }
6133
6134         summary_status_show(summaryview);
6135 }
6136
6137 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
6138                              gint column, SummaryView *summaryview)
6139 {
6140         MsgInfo *msginfo;
6141         gboolean marked_unread = FALSE;
6142
6143         if (summary_is_locked(summaryview)
6144         && !GTK_SCTREE(ctree)->selecting_range
6145         && summaryview->messageview
6146         && summaryview->messageview->mimeview
6147         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
6148         && summaryview->messageview->mimeview->textview->loading) {
6149                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
6150                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
6151                 
6152                 data->ctree = ctree;
6153                 data->row = row;
6154                 data->node = NULL;
6155                 data->column = column;
6156                 data->summaryview = summaryview;
6157                 debug_print("postponing open of message till end of load\n");
6158                 g_timeout_add(100, summary_select_retry, data);
6159                 return;
6160         }
6161         if (summary_is_locked(summaryview)
6162         ||  GTK_SCTREE(ctree)->selecting_range) {
6163                 return;
6164         }
6165
6166         summary_status_show(summaryview);
6167
6168         if (GTK_CLIST(ctree)->selection &&
6169             GTK_CLIST(ctree)->selection->next) {
6170                 summaryview->display_msg = FALSE;
6171                 summary_set_menu_sensitive(summaryview);
6172                 toolbar_main_set_sensitive(summaryview->mainwin);
6173                 return;
6174         }
6175
6176         summaryview->selected = row;
6177
6178         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6179         g_return_if_fail(msginfo != NULL);
6180
6181         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
6182         toolbar_set_learn_button
6183                 (summaryview->mainwin->toolbar,
6184                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
6185
6186         switch (column < 0 ? column : summaryview->col_state[column].type) {
6187         case S_COL_MARK:
6188                 if (!MSG_IS_DELETED(msginfo->flags) &&
6189                     !MSG_IS_MOVE(msginfo->flags) &&
6190                     !MSG_IS_COPY(msginfo->flags)) {
6191                         if (MSG_IS_MARKED(msginfo->flags)) {
6192                                 summary_unmark_row(summaryview, row);
6193                         } else {
6194                                 summary_mark_row(summaryview, row);
6195                         }
6196                 }
6197                 break;
6198         case S_COL_STATUS:
6199                 if (MSG_IS_UNREAD(msginfo->flags)) {
6200                         summary_mark_row_as_read(summaryview, row);
6201                         summary_status_show(summaryview);
6202                 } else if (MSG_IS_SPAM(msginfo->flags)) {
6203                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
6204                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
6205                                 else
6206                                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
6207                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
6208                          !MSG_IS_FORWARDED(msginfo->flags)) {
6209                         marked_unread = TRUE;
6210                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
6211                         summary_find_answers(summaryview, msginfo);
6212                         return;
6213                 } 
6214                 break;
6215         case S_COL_LOCKED:
6216                 if (MSG_IS_LOCKED(msginfo->flags)) {
6217                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
6218                         summary_set_row_marks(summaryview, row);
6219                 }
6220                 else
6221                         summary_lock_row(summaryview, row);
6222                 break;
6223         default:
6224                 break;
6225         }
6226
6227         if (summaryview->display_msg ||
6228             (prefs_common.always_show_msg &&
6229              messageview_is_visible(summaryview->messageview))) {
6230                 summaryview->display_msg = FALSE;
6231                 if (summaryview->displayed != row) {
6232                         summary_display_msg(summaryview, row);
6233                         if (marked_unread) {
6234                                 summary_mark_row_as_unread(summaryview, row);
6235                                 summary_status_show(summaryview);
6236                         } 
6237                         return;
6238                 }
6239         }
6240         
6241         if (marked_unread) {
6242                 summary_mark_row_as_unread(summaryview, row);
6243                 summary_status_show(summaryview);
6244         } 
6245
6246         summary_set_menu_sensitive(summaryview);
6247         toolbar_main_set_sensitive(summaryview->mainwin);
6248 }
6249
6250 static void summary_col_resized(GtkCList *clist, gint column, gint width,
6251                                 SummaryView *summaryview)
6252 {
6253         SummaryColumnType type = summaryview->col_state[column].type;
6254
6255         prefs_common.summary_col_size[type] = width;
6256 }
6257
6258
6259 /*
6260  * \brief get List of msginfo selected in SummaryView
6261  *
6262  * \param summaryview
6263  *
6264  * \return GSList holding MsgInfo
6265  */
6266 GSList *summary_get_selection(SummaryView *summaryview)
6267 {
6268         GList *sel = NULL;
6269         GSList *msginfo_list = NULL;
6270         
6271         g_return_val_if_fail(summaryview != NULL, NULL);
6272
6273         sel = GTK_CLIST(summaryview->ctree)->selection;
6274
6275         g_return_val_if_fail(sel != NULL, NULL);
6276
6277         for ( ; sel != NULL; sel = sel->next)
6278                 msginfo_list = 
6279                         g_slist_prepend(msginfo_list, 
6280                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
6281                                                                    GTK_CTREE_NODE(sel->data)));
6282         return g_slist_reverse(msginfo_list);
6283 }
6284
6285 static void summary_reply_cb(SummaryView *summaryview, guint action,
6286                              GtkWidget *widget)
6287 {
6288         MessageView *msgview = (MessageView*)summaryview->messageview;
6289         GSList *msginfo_list;
6290
6291         g_return_if_fail(msgview != NULL);
6292
6293         msginfo_list = summary_get_selection(summaryview);
6294         g_return_if_fail(msginfo_list != NULL);
6295         compose_reply_from_messageview(msgview, msginfo_list, action);
6296         g_slist_free(msginfo_list);
6297 }
6298 #ifndef MAEMO
6299 static void summary_show_all_header_cb(SummaryView *summaryview,
6300                                        guint action, GtkWidget *widget)
6301 {
6302         summaryview->messageview->all_headers =
6303                         GTK_CHECK_MENU_ITEM(widget)->active;
6304         summary_display_msg_selected(summaryview,
6305                                      GTK_CHECK_MENU_ITEM(widget)->active);
6306 }
6307
6308 static void summary_add_address_cb(SummaryView *summaryview,
6309                                    guint action, GtkWidget *widget)
6310 {
6311         summary_add_address(summaryview);
6312 }
6313 #endif
6314 static void summary_create_filter_cb(SummaryView *summaryview,
6315                                      guint action, GtkWidget *widget)
6316 {
6317         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
6318 }
6319 #ifndef MAEMO
6320 static void summary_create_processing_cb(SummaryView *summaryview,
6321                                          guint action, GtkWidget *widget)
6322 {
6323         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
6324 }
6325 #endif
6326 static void summary_sort_by_column_click(SummaryView *summaryview,
6327                                          FolderSortKey sort_key)
6328 {
6329         GtkCTreeNode *node = NULL;
6330         START_TIMING("");
6331         if (summaryview->sort_key == sort_key)
6332                 summary_sort(summaryview, sort_key,
6333                              summaryview->sort_type == SORT_ASCENDING
6334                              ? SORT_DESCENDING : SORT_ASCENDING);
6335         else
6336                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
6337
6338         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
6339
6340         summary_freeze(summaryview);
6341         if (prefs_common.bold_unread) {
6342                 while (node) {
6343                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
6344                         if (GTK_CTREE_ROW(node)->children)
6345                                 summary_set_row_marks(summaryview, node);
6346                         node = next;
6347                 }
6348         }
6349         summary_thaw(summaryview);
6350         END_TIMING();
6351 }
6352
6353 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
6354 {
6355         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
6356 }
6357
6358 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
6359 {
6360         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
6361 }
6362
6363 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
6364 {
6365         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
6366 }
6367
6368 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
6369 {
6370         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
6371 }
6372
6373 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
6374 {
6375         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
6376 }
6377
6378 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
6379 {
6380         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
6381 }
6382
6383 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
6384 {
6385         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
6386                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
6387         else
6388                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
6389 }
6390
6391 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
6392 {
6393         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
6394                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
6395         else
6396                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
6397 }
6398
6399 static void summary_subject_clicked(GtkWidget *button,
6400                                     SummaryView *summaryview)
6401 {
6402         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
6403 }
6404
6405 static void summary_score_clicked(GtkWidget *button,
6406                                   SummaryView *summaryview)
6407 {
6408         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
6409 }
6410
6411 static void summary_locked_clicked(GtkWidget *button,
6412                                    SummaryView *summaryview)
6413 {
6414         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
6415 }
6416
6417 static void summary_tags_clicked(GtkWidget *button,
6418                                    SummaryView *summaryview)
6419 {
6420         summary_sort_by_column_click(summaryview, SORT_BY_TAGS);
6421 }
6422
6423 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
6424                                SummaryView *summaryview)
6425 {
6426         GdkDragContext *context;
6427
6428         g_return_if_fail(summaryview != NULL);
6429         g_return_if_fail(summaryview->folder_item != NULL);
6430         g_return_if_fail(summaryview->folder_item->folder != NULL);
6431         if (summaryview->selected == NULL) return;
6432
6433         context = gtk_drag_begin(widget, summaryview->target_list,
6434                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
6435         gtk_drag_set_icon_default(context);
6436         if (prefs_common.layout_mode == SMALL_LAYOUT) {
6437                 GtkWidget *paned = GTK_WIDGET_PTR(summaryview)->parent;
6438                 if (paned && GTK_IS_PANED(paned)) {
6439                         mainwindow_reset_paned(GTK_PANED(paned));
6440                 }
6441         }
6442 }
6443
6444 static gboolean summary_return_to_list(void *data)
6445 {
6446         SummaryView *summaryview = (SummaryView *)data;
6447         mainwindow_enter_folder(summaryview->mainwin);
6448         return FALSE;
6449 }
6450
6451 static void summary_drag_end       (GtkWidget       *widget, 
6452                                    GdkDragContext   *drag_context,
6453                                    SummaryView      *summaryview)
6454 {
6455         if (prefs_common.layout_mode == SMALL_LAYOUT) {
6456                 g_timeout_add(250, summary_return_to_list, summaryview);
6457         }
6458 }
6459
6460 static void summary_drag_data_get(GtkWidget        *widget,
6461                                   GdkDragContext   *drag_context,
6462                                   GtkSelectionData *selection_data,
6463                                   guint             info,
6464                                   guint             time,
6465                                   SummaryView      *summaryview)
6466 {
6467         if (info == TARGET_MAIL_URI_LIST) {
6468                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6469                 GList *cur;
6470                 MsgInfo *msginfo;
6471                 gchar *mail_list = NULL, *tmp1, *tmp2;
6472
6473                 for (cur = GTK_CLIST(ctree)->selection;
6474                      cur != NULL && cur->data != NULL; cur = cur->next) {
6475                         msginfo = gtk_ctree_node_get_row_data
6476                                 (ctree, GTK_CTREE_NODE(cur->data));
6477                         tmp2 = procmsg_get_message_file(msginfo);
6478                         if (!tmp2) continue;
6479                         if (msginfo->subject) {
6480                                 gchar *san_subject = g_strdup(msginfo->subject);
6481                                 gchar *dest = NULL;
6482                                 subst_for_filename(san_subject);
6483                                 dest = g_strdup_printf("%s%s%s.%d.txt",
6484                                                 get_tmp_dir(),
6485                                                 G_DIR_SEPARATOR_S,
6486                                                 san_subject, msginfo->msgnum);
6487                                 g_free(san_subject);
6488                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
6489                                 g_free(dest);
6490                                 dest = san_subject;
6491                                 if (copy_file(tmp2, dest, TRUE) == 0) {
6492                                         g_free(tmp2);
6493                                         tmp2 = dest;
6494                                 }
6495                         } 
6496                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
6497                         g_free(tmp2);
6498
6499                         if (!mail_list) {
6500                                 mail_list = tmp1;
6501                         } else {
6502                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
6503                                 g_free(mail_list);
6504                                 g_free(tmp1);
6505                                 mail_list = tmp2;
6506                         }
6507                 }
6508
6509                 if (mail_list != NULL) {
6510                         gtk_selection_data_set(selection_data,
6511                                                selection_data->target, 8,
6512                                                mail_list, strlen(mail_list));
6513                         g_free(mail_list);
6514                 } 
6515         } else if (info == TARGET_DUMMY) {
6516                 if (GTK_CLIST(summaryview->ctree)->selection)
6517                         gtk_selection_data_set(selection_data,
6518                                                selection_data->target, 8,
6519                                                "Dummy-Summaryview", 
6520                                                strlen("Dummy-Summaryview")+1);
6521         }
6522 }
6523
6524 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
6525                                           GdkDragContext *context,
6526                                           gint            x,
6527                                           gint            y,
6528                                           guint           time,
6529                                           SummaryView    *summaryview)
6530 {
6531         FolderItem *item = summaryview->folder_item;
6532         if (!(item && item->folder && folder_item_parent(item) != NULL
6533                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
6534                 gdk_drag_status(context, 0, time);
6535                 return FALSE;
6536         } else if (gtk_drag_get_source_widget(context) ==
6537                 mainwindow_get_mainwindow()->folderview->ctree) {
6538                 /* no folders */
6539                 gdk_drag_status(context, 0, time);
6540                 return FALSE;
6541         } else if (gtk_drag_get_source_widget(context) ==
6542                 summaryview->ctree) {
6543                 /* not from same folder */
6544                 gdk_drag_status(context, 0, time);
6545                 return FALSE;
6546         } else {
6547                 gdk_drag_status(context, GDK_ACTION_COPY, time);
6548                 return TRUE;
6549         }
6550 }
6551
6552 static void summary_drag_data_received(GtkWidget        *widget,
6553                                         GdkDragContext   *drag_context,
6554                                         gint              x,
6555                                         gint              y,
6556                                         GtkSelectionData *data,
6557                                         guint             info,
6558                                         guint             time,
6559                                         SummaryView       *summaryview)
6560 {
6561         if (info == TARGET_MAIL_URI_LIST) {
6562                 FolderItem *item = summaryview->folder_item;
6563                 if (!item) {
6564                         gtk_drag_finish(drag_context, FALSE, FALSE, time);                      
6565                         return;
6566                 } else {
6567                         folderview_finish_dnd(data->data, drag_context, time, item);
6568                 }
6569         }
6570 }
6571
6572
6573 /* custom compare functions for sorting */
6574
6575 #define CMP_FUNC_DEF(func_name, val)                                     \
6576 static gint func_name(GtkCList *clist,                                   \
6577                       gconstpointer ptr1, gconstpointer ptr2)            \
6578 {                                                                        \
6579         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
6580         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
6581         if (!msginfo1 || !msginfo2)                                      \
6582                 return -1;                                               \
6583                                                                          \
6584         return (val);                                                    \
6585 }
6586
6587 CMP_FUNC_DEF(summary_cmp_by_mark,
6588              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
6589 CMP_FUNC_DEF(summary_cmp_by_status,
6590              (-(MSG_IS_SPAM(msginfo1->flags))+(MSG_IS_UNREAD(msginfo1->flags)<<1)+(MSG_IS_NEW(msginfo1->flags)<<2)) 
6591              - (-(MSG_IS_SPAM(msginfo2->flags))+(MSG_IS_UNREAD(msginfo2->flags)<<1)+(MSG_IS_NEW(msginfo2->flags)<<2)) )
6592 CMP_FUNC_DEF(summary_cmp_by_mime,
6593              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
6594 CMP_FUNC_DEF(summary_cmp_by_label,
6595              MSG_GET_COLORLABEL(msginfo1->flags) -
6596              MSG_GET_COLORLABEL(msginfo2->flags))
6597 CMP_FUNC_DEF(summary_cmp_by_locked,
6598              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
6599
6600 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
6601 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
6602 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
6603
6604 #undef CMP_FUNC_DEF
6605
6606 static gint summary_cmp_by_subject(GtkCList *clist,
6607                                    gconstpointer ptr1,
6608                                    gconstpointer ptr2)
6609 {
6610         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6611         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6612
6613         if (!msginfo1->subject)
6614                 return (msginfo2->subject != NULL);
6615         if (!msginfo2->subject)
6616                 return -1;
6617
6618         return subject_compare_for_sort
6619                 (msginfo1->subject, msginfo2->subject);
6620 }
6621
6622 static gint summary_cmp_by_thread_date(GtkCList *clist,
6623                                    gconstpointer ptr1,
6624                                    gconstpointer ptr2)
6625 {
6626         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6627         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6628         gint thread_diff = msginfo1->thread_date - msginfo2->thread_date;
6629         
6630         if (msginfo1->thread_date > 0 && msginfo2->thread_date > 0)
6631                 return thread_diff;
6632         else 
6633                 return msginfo1->date_t - msginfo2->date_t;
6634 }
6635
6636 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
6637                                 gconstpointer ptr2)
6638 {
6639         const gchar *str1, *str2;
6640         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6641         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6642         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6643         
6644         g_return_val_if_fail(sv, -1);
6645         
6646         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
6647         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
6648
6649         if (!str1)
6650                 return str2 != NULL;
6651  
6652         if (!str2)
6653                 return -1;
6654  
6655         return g_utf8_collate(str1, str2);
6656 }
6657  
6658 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
6659                                 gconstpointer ptr2)
6660 {
6661         const gchar *str1, *str2;
6662         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6663         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6664         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6665         
6666         g_return_val_if_fail(sv, -1);
6667         
6668         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
6669         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
6670
6671         if (!str1)
6672                 return str2 != NULL;
6673  
6674         if (!str2)
6675                 return -1;
6676  
6677         return g_utf8_collate(str1, str2);
6678 }
6679  
6680 static gint summary_cmp_by_tags(GtkCList *clist, gconstpointer ptr1,
6681                                 gconstpointer ptr2)
6682 {
6683         const gchar *str1, *str2;
6684         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6685         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6686         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6687         gint res;
6688         g_return_val_if_fail(sv, -1);
6689         
6690         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TAGS]])->text;
6691         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TAGS]])->text;
6692
6693         if (!str1)
6694                 return str2 != NULL;
6695  
6696         if (!str2)
6697                 return -1;
6698  
6699         res = g_utf8_collate(str1, str2);
6700         return (res != 0)? res: summary_cmp_by_date(clist, ptr1, ptr2);
6701 }
6702  
6703 static gint summary_cmp_by_simplified_subject
6704         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
6705 {
6706         const FolderItemPrefs *prefs;
6707         const gchar *str1, *str2;
6708         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6709         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6710         const MsgInfo *msginfo1 = r1->data;
6711         const MsgInfo *msginfo2 = r2->data;
6712         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6713         
6714         g_return_val_if_fail(sv, -1);
6715         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
6716         
6717         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6718         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6719
6720         if (!str1)
6721                 return str2 != NULL;
6722
6723         if (!str2)
6724                 return -1;
6725
6726         prefs = msginfo1->folder->prefs;
6727         if (!prefs)
6728                 prefs = msginfo2->folder->prefs;
6729         if (!prefs)
6730                 return -1;
6731         
6732         return subject_compare_for_sort(str1, str2);
6733 }
6734
6735 static gint summary_cmp_by_score(GtkCList *clist,
6736                                  gconstpointer ptr1, gconstpointer ptr2)
6737 {
6738         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6739         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6740         int diff;
6741
6742         /* if score are equal, sort by date */
6743
6744         diff = msginfo1->score - msginfo2->score;
6745         if (diff != 0)
6746                 return diff;
6747         else
6748                 return summary_cmp_by_date(clist, ptr1, ptr2);
6749 }
6750
6751 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6752 {
6753         SummaryView *summaryview = (SummaryView *) data;
6754         MsgInfo *msginfo;
6755
6756         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6757         g_return_if_fail(msginfo);
6758
6759         summary_msginfo_unset_flags(msginfo, MSG_WATCH_THREAD, 0);
6760         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
6761
6762         summary_set_row_marks(summaryview, row);
6763         debug_print("Message %d is marked as ignore thread\n",
6764             msginfo->msgnum);
6765 }
6766
6767 void summary_ignore_thread(SummaryView *summaryview)
6768 {
6769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6770         GList *cur;
6771         gboolean froze = FALSE;
6772
6773         START_LONG_OPERATION(summaryview, FALSE);
6774         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6775                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), 
6776                                         GTK_CTREE_FUNC(summary_ignore_thread_func), 
6777                                         summaryview);
6778
6779         END_LONG_OPERATION(summaryview);
6780
6781         summary_status_show(summaryview);
6782 }
6783
6784 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6785 {
6786         SummaryView *summaryview = (SummaryView *) data;
6787         MsgInfo *msginfo;
6788
6789         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6790         g_return_if_fail(msginfo);
6791
6792         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
6793
6794         summary_set_row_marks(summaryview, row);
6795         debug_print("Message %d is marked as unignore thread\n",
6796             msginfo->msgnum);
6797 }
6798
6799 void summary_unignore_thread(SummaryView *summaryview)
6800 {
6801         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6802         GList *cur;
6803         gboolean froze = FALSE;
6804
6805         START_LONG_OPERATION(summaryview, FALSE);
6806         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6807                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), 
6808                                         GTK_CTREE_FUNC(summary_unignore_thread_func), 
6809                                         summaryview);
6810
6811         END_LONG_OPERATION(summaryview);
6812
6813         summary_status_show(summaryview);
6814 }
6815
6816 static void summary_check_ignore_thread_func
6817                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6818 {
6819         MsgInfo *msginfo;
6820         gint *found_ignore = (gint *) data;
6821
6822         if (*found_ignore) return;
6823         else {
6824                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6825                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
6826         }               
6827 }
6828
6829 void summary_toggle_ignore_thread(SummaryView *summaryview)
6830 {
6831         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6832         GList *cur;
6833         gint found_ignore = 0;
6834
6835         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6836                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6837                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
6838                                         &found_ignore);
6839
6840         if (found_ignore) 
6841                 summary_unignore_thread(summaryview);
6842         else 
6843                 summary_ignore_thread(summaryview);
6844 }
6845
6846 static void summary_watch_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6847 {
6848         SummaryView *summaryview = (SummaryView *) data;
6849         MsgInfo *msginfo;
6850
6851         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6852         g_return_if_fail(msginfo);
6853
6854         summary_msginfo_change_flags(msginfo, MSG_WATCH_THREAD, 0, MSG_IGNORE_THREAD, 0);
6855
6856         summary_set_row_marks(summaryview, row);
6857         debug_print("Message %d is marked as watch thread\n",
6858             msginfo->msgnum);
6859 }
6860
6861 void summary_watch_thread(SummaryView *summaryview)
6862 {
6863         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6864         GList *cur;
6865         gboolean froze = FALSE;
6866
6867         START_LONG_OPERATION(summaryview, FALSE);
6868         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6869                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), 
6870                                         GTK_CTREE_FUNC(summary_watch_thread_func), 
6871                                         summaryview);
6872
6873         END_LONG_OPERATION(summaryview);
6874
6875         summary_status_show(summaryview);
6876 }
6877
6878 static void summary_unwatch_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6879 {
6880         SummaryView *summaryview = (SummaryView *) data;
6881         MsgInfo *msginfo;
6882
6883         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6884         g_return_if_fail(msginfo);
6885
6886         summary_msginfo_unset_flags(msginfo, MSG_WATCH_THREAD, 0);
6887
6888         summary_set_row_marks(summaryview, row);
6889         debug_print("Message %d is marked as unwatch thread\n",
6890             msginfo->msgnum);
6891 }
6892
6893 void summary_unwatch_thread(SummaryView *summaryview)
6894 {
6895         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6896         GList *cur;
6897         gboolean froze = FALSE;
6898
6899         START_LONG_OPERATION(summaryview, FALSE);
6900         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6901                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), 
6902                                         GTK_CTREE_FUNC(summary_unwatch_thread_func), 
6903                                         summaryview);
6904
6905         END_LONG_OPERATION(summaryview);
6906
6907         summary_status_show(summaryview);
6908 }
6909
6910 static void summary_check_watch_thread_func
6911                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6912 {
6913         MsgInfo *msginfo;
6914         gint *found_watch = (gint *) data;
6915
6916         if (*found_watch) return;
6917         else {
6918                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6919                 *found_watch = msginfo && MSG_IS_WATCH_THREAD(msginfo->flags);
6920         }               
6921 }
6922
6923 void summary_toggle_watch_thread(SummaryView *summaryview)
6924 {
6925         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6926         GList *cur;
6927         gint found_watch = 0;
6928
6929         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6930                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6931                                         GTK_CTREE_FUNC(summary_check_watch_thread_func),
6932                                         &found_watch);
6933
6934         if (found_watch) 
6935                 summary_unwatch_thread(summaryview);
6936         else 
6937                 summary_watch_thread(summaryview);
6938 }
6939
6940 void summary_toggle_show_read_messages(SummaryView *summaryview)
6941 {
6942         FolderItemUpdateData source;
6943         if (summaryview->folder_item->hide_read_msgs)
6944                 summaryview->folder_item->hide_read_msgs = 0;
6945         else
6946                 summaryview->folder_item->hide_read_msgs = 1;
6947
6948         source.item = summaryview->folder_item;
6949         source.update_flags = F_ITEM_UPDATE_NAME;
6950         source.msg = NULL;
6951         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
6952         summary_show(summaryview, summaryview->folder_item);
6953 }
6954  
6955 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
6956                                              guint action)
6957 {
6958         GtkWidget *widget;
6959  
6960         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
6961                                            "/View/Hide read messages");
6962         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6963                           GINT_TO_POINTER(1));
6964         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
6965         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6966                           GINT_TO_POINTER(0));
6967 }
6968
6969 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
6970 {
6971         GtkWidget *ctree = summaryview->ctree;
6972         GtkWidget *pixmap; 
6973
6974         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
6975         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
6976         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
6977         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
6978         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
6979         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
6980         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
6981         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
6982         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
6983         stock_pixmap_gdk(ctree, STOCK_PIXMAP_WATCHTHREAD, &watchthreadxpm, &watchthreadxpmmask);
6984         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
6985         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
6986         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
6987         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
6988         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
6989         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
6990         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
6991
6992         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6993
6994         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
6995         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search), 
6996                               summaryview->quick_search_pixmap);
6997         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
6998         gtk_widget_show(pixmap);
6999         summaryview->quick_search_pixmap = pixmap;
7000
7001 #ifdef MAEMO
7002         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
7003         gtk_container_remove (GTK_CONTAINER(summaryview->multiple_sel_togbtn), 
7004                               summaryview->multiple_sel_image);
7005         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
7006         gtk_widget_show(pixmap);
7007         summaryview->multiple_sel_togbtn = pixmap;
7008 #endif
7009
7010         folderview_unselect(summaryview->folderview);
7011         folderview_select(summaryview->folderview, summaryview->folder_item);
7012         summary_set_column_titles(summaryview);
7013 }
7014
7015 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
7016 {
7017         GtkMenuShell *menu;
7018         GList *cur;
7019
7020         /* re-create colorlabel submenu */
7021         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
7022         g_return_if_fail(menu != NULL);
7023
7024         /* clear items. get item pointers. */
7025         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
7026                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
7027         }
7028         summary_colorlabel_menu_create(summaryview, TRUE);
7029 }
7030
7031 /*
7032  * Harvest addresses for selected messages in summary view.
7033  */
7034 void summary_harvest_address(SummaryView *summaryview)
7035 {
7036         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
7037         GList *cur;
7038         GList *msgList;
7039         MsgInfo *msginfo;
7040
7041         msgList = NULL;
7042         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
7043                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
7044                 if (!msginfo)
7045                         continue;
7046                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
7047         }
7048         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
7049         g_list_free( msgList );
7050 }
7051
7052 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
7053 {
7054         int err;
7055         gchar buf[BUFFSIZE];
7056         regex_t *preg = NULL;
7057         
7058         preg = g_new0(regex_t, 1);
7059
7060         err = string_match_precompile(simplify_subject_regexp, 
7061                                       preg, REG_EXTENDED);
7062         if (err) {
7063                 regerror(err, preg, buf, BUFFSIZE);
7064                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
7065                 g_free(preg);
7066                 preg = NULL;
7067         }
7068         
7069         return preg;
7070 }
7071
7072 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
7073 {
7074         FolderSortKey sort_key;
7075         FolderSortType sort_type;
7076         g_return_if_fail(summaryview != NULL);
7077         g_return_if_fail(item != NULL);
7078
7079         /* Subject simplification */
7080         if(summaryview->simplify_subject_preg) {
7081                 regfree(summaryview->simplify_subject_preg);
7082                 g_free(summaryview->simplify_subject_preg);
7083                 summaryview->simplify_subject_preg = NULL;
7084         }
7085         if(item->prefs && item->prefs->simplify_subject_regexp && 
7086            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
7087                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
7088
7089         /* Sorting */
7090         sort_key = item->sort_key;
7091         sort_type = item->sort_type;
7092
7093         folder_get_sort_type(item->folder, &sort_key, &sort_type);
7094
7095         summaryview->sort_key = sort_key;
7096         summaryview->sort_type = sort_type;
7097
7098         /* Threading */
7099         summaryview->threaded = item->threaded;
7100         summaryview->thread_collapsed = item->thread_collapsed;
7101
7102         /* Scoring */
7103 }
7104
7105 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
7106 {
7107         /* Sorting */
7108         item->sort_key = summaryview->sort_key;
7109         item->sort_type = summaryview->sort_type;
7110
7111         /* Threading */
7112         item->threaded = summaryview->threaded;
7113         item->thread_collapsed = summaryview->thread_collapsed;
7114 }
7115
7116 static gboolean summary_update_msg(gpointer source, gpointer data) 
7117 {
7118         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
7119         SummaryView *summaryview = (SummaryView *)data;
7120         GtkCTreeNode *node;
7121
7122         g_return_val_if_fail(msginfo_update != NULL, TRUE);
7123         g_return_val_if_fail(summaryview != NULL, FALSE);
7124
7125         if (msginfo_update->msginfo->folder != summaryview->folder_item)
7126                 return FALSE;
7127
7128         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
7129                 node = gtk_ctree_find_by_row_data(
7130                                 GTK_CTREE(summaryview->ctree), NULL, 
7131                                 msginfo_update->msginfo);
7132
7133                 if (node) 
7134                         summary_set_row_marks(summaryview, node);
7135         }
7136
7137         return FALSE;
7138 }
7139
7140 void summary_update_unread(SummaryView *summaryview, FolderItem *removed_item)
7141 {
7142         guint new, unread, unreadmarked, marked, total;
7143         static gboolean tips_initialized = FALSE;
7144
7145         if (prefs_common.layout_mode != SMALL_LAYOUT) {
7146                 if (tips_initialized) {
7147                         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
7148                         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
7149                              summaryview->folder_pixmap_eventbox,
7150                              NULL, NULL);
7151                         tips_initialized = FALSE;
7152                 } 
7153                 return;
7154         }
7155         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total);
7156         if (removed_item) {
7157                 total -= removed_item->total_msgs;
7158                 new -= removed_item->new_msgs;
7159                 unread -= removed_item->unread_msgs;
7160         }
7161         
7162         if (new > 0 || unread > 0) {
7163                 tips_initialized = TRUE;
7164                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN_HRM);
7165                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
7166                              summaryview->folder_pixmap_eventbox,
7167                              _("Go back to the folder list (You have unread messages)"), NULL);
7168         } else {
7169                 tips_initialized = TRUE;
7170                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
7171                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
7172                              summaryview->folder_pixmap_eventbox,
7173                              _("Go back to the folder list"), NULL);
7174         }
7175 }
7176
7177 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data)
7178 {
7179         FolderItemUpdateData *hookdata = (FolderItemUpdateData *)source;
7180         SummaryView *summaryview = (SummaryView *)data;
7181
7182         g_return_val_if_fail(hookdata != NULL, FALSE);
7183         g_return_val_if_fail(hookdata->item != NULL, FALSE);
7184         g_return_val_if_fail(summaryview != NULL, FALSE);
7185
7186         if (hookdata->update_flags & F_ITEM_UPDATE_NAME) {
7187                 gchar *name = folder_item_get_name(hookdata->item);
7188                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
7189                 g_free(name);
7190         }
7191         summary_update_unread(summaryview, NULL);
7192
7193         return FALSE;
7194 }
7195
7196 static gboolean summary_update_folder_hook(gpointer source, gpointer data)
7197 {
7198         FolderUpdateData *hookdata;
7199         SummaryView *summaryview = (SummaryView *)data;
7200         hookdata = source;
7201         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
7202                 summary_update_unread(summaryview, hookdata->item);
7203         else
7204                 summary_update_unread(summaryview, NULL);
7205
7206         return FALSE;
7207 }
7208
7209 /*!
7210  *\brief        change summaryview to display your answer(s) to a message
7211  *
7212  *\param        summaryview The SummaryView ;)
7213  *\param        msginfo The message for which answers are searched
7214  *
7215  */
7216 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
7217 {
7218         FolderItem *sent_folder = NULL;
7219         PrefsAccount *account = NULL;
7220         GtkCTreeNode *node = NULL;
7221         char *buf = NULL;
7222         if (msg == NULL || msg->msgid == NULL)
7223                 return;
7224         
7225         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
7226         if (account == NULL) 
7227                 return;
7228         sent_folder = account_get_special_folder
7229                                 (account, F_OUTBOX);
7230         
7231         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
7232
7233         if (sent_folder != summaryview->folder_item) {
7234                 folderview_select(summaryview->mainwin->folderview, sent_folder);
7235         }
7236         
7237         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
7238
7239         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
7240         g_free(buf);
7241
7242         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
7243         if (node)
7244                 summary_select_node(summaryview, node, TRUE, TRUE);
7245 }
7246
7247 gint summaryview_export_mbox_list(SummaryView *summaryview)
7248 /* return values: -2 skipped, -1 error, 0 OK */
7249 {
7250         GSList *list = summary_get_selected_msg_list(summaryview);
7251         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
7252         gint ret;
7253         
7254         if (mbox == NULL)
7255                 return -2;
7256         if (list == NULL)
7257                 return -1;
7258                 
7259         ret = export_list_to_mbox(list, mbox);
7260         
7261         g_slist_free(list);
7262         g_free(mbox);
7263         
7264         return ret;
7265 }
7266
7267 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
7268 {
7269         if (!summaryview || !summaryview->folder_item || !item) {
7270                 return;
7271         }
7272
7273         if (summaryview->folder_item->folder == item->folder) {
7274                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
7275         }
7276 }
7277 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
7278 {
7279         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
7280 }