src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_to_clicked          (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_subject_clicked     (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_locked_clicked      (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_status       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_simplified_subject
 359                                         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_score        (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_label        (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_to           (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_subject      (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 381                                          gpointer        data);
 382 static void tog_searchbar_cb            (GtkWidget      *w,
 383                                          gpointer        data);
 384
 385 static void summary_find_answers        (SummaryView    *summaryview,
 386                                          MsgInfo        *msg);
 387
 388 static gboolean summary_update_msg      (gpointer source, gpointer data);
 389
 390 GtkTargetEntry summary_drag_types[1] =
 391 {
 392         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 393 };
 394
 395 static GtkItemFactoryEntry summary_popup_entries[] =
 396 {
 397         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 398         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 399         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 400         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 401         {N_("/Repl_y to/mailing _list"),
 402                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 403         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 406         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 407         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 408         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 409         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 410         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 411         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 412         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 413         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 414         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 415         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 416         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 417         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 418         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 419         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 420         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 421         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 422         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 423         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 424         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 425         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 426         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 427
 428         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 429         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 430         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 431         {N_("/Add sender to address boo_k"),
 432                                         NULL, summary_add_address_cb, 0, NULL},
 433         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create f_ilter rule/_Automatically"),
 435                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create f_ilter rule/by _From"),
 437                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create f_ilter rule/by _To"),
 439                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create f_ilter rule/by _Subject"),
 441                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 443         {N_("/Create processing rule/_Automatically"),
 444                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 445         {N_("/Create processing rule/by _From"),
 446                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 447         {N_("/Create processing rule/by _To"),
 448                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 449         {N_("/Create processing rule/by _Subject"),
 450                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 451         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 452         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 453         {N_("/_View/Open in new _window"),
 454                                         "<control><alt>N", summary_open_msg,    0, NULL},
 455         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 456         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 457 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 458
 459 static const gchar *const col_label[N_SUMMARY_COLS] = {
 460         N_("M"),        /* S_COL_MARK    */
 461         N_("S"),        /* S_COL_STATUS  */
 462         "",             /* S_COL_MIME    */
 463         N_("Subject"),  /* S_COL_SUBJECT */
 464         N_("From"),     /* S_COL_FROM    */
 465         N_("To"),       /* S_COL_TO      */
 466         N_("Date"),     /* S_COL_DATE    */
 467         N_("Size"),     /* S_COL_SIZE    */
 468         N_("No."),      /* S_COL_NUMBER  */
 469         N_("Score"),    /* S_COL_SCORE   */
 470         N_("L")         /* S_COL_LOCKED  */
 471 };
 472
 473 #define START_LONG_OPERATION(summaryview) {                     \
 474         summary_lock(summaryview);                              \
 475         main_window_cursor_wait(summaryview->mainwin);          \
 476         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 477         folder_item_update_freeze();                            \
 478         inc_lock();                                             \
 479 }
 480 #define END_LONG_OPERATION(summaryview) {                       \
 481         inc_unlock();                                           \
 482         folder_item_update_thaw();                              \
 483         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 484         main_window_cursor_normal(summaryview->mainwin);        \
 485         summary_unlock(summaryview);                            \
 486 }
 487
 488 SummaryView *summary_create(void)
 489 {
 490         SummaryView *summaryview;
 491         GtkWidget *vbox;
 492         GtkWidget *scrolledwin;
 493         GtkWidget *ctree;
 494         GtkWidget *hbox;
 495         GtkWidget *hbox_l;
 496         GtkWidget *statlabel_folder;
 497         GtkWidget *statlabel_select;
 498         GtkWidget *statlabel_msgs;
 499         GtkWidget *hbox_spc;
 500         GtkWidget *toggle_eventbox;
 501         GtkWidget *toggle_arrow;
 502         GtkWidget *popupmenu;
 503         GtkWidget *toggle_search;
 504         GtkTooltips *search_tip;
 505         GtkItemFactory *popupfactory;
 506         gint n_entries;
 507         QuickSearch *quicksearch;
 508
 509         debug_print("Creating summary view...\n");
 510         summaryview = g_new0(SummaryView, 1);
 511
 512 #define SUMMARY_VBOX_SPACING 3
 513         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 514
 515         /* create status label */
 516         hbox = gtk_hbox_new(FALSE, 0);
 517         gtk_widget_show(hbox);
 518
 519         search_tip = gtk_tooltips_new();
 520         toggle_search = gtk_toggle_button_new();
 521         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 522                                      prefs_common.show_searchbar);
 523         gtk_widget_show(toggle_search);
 524
 525         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 526                              toggle_search,
 527                              _("Toggle quick-search bar"), NULL);
 528
 529         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 530
 531         hbox_l = gtk_hbox_new(FALSE, 0);
 532         gtk_widget_show(hbox_l);
 533         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 534
 535         statlabel_folder = gtk_label_new("");
 536         gtk_widget_show(statlabel_folder);
 537         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 538         statlabel_select = gtk_label_new("");
 539         gtk_widget_show(statlabel_select);
 540         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 541
 542         /* toggle view button */
 543         toggle_eventbox = gtk_event_box_new();
 544         gtk_widget_show(toggle_eventbox);
 545         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 546         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 547         gtk_widget_show(toggle_arrow);
 548         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 549         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 550                          G_CALLBACK(summary_toggle_pressed),
 551                          summaryview);
 552
 553
 554         statlabel_msgs = gtk_label_new("");
 555         gtk_widget_show(statlabel_msgs);
 556         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 557
 558         hbox_spc = gtk_hbox_new(FALSE, 0);
 559         gtk_widget_show(hbox_spc);
 560         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 561
 562         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 563         gtk_widget_show(scrolledwin);
 564         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 565                                        GTK_POLICY_AUTOMATIC,
 566                                        GTK_POLICY_AUTOMATIC);
 567         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 568         gtk_widget_set_size_request(vbox,
 569                              prefs_common.summaryview_width,
 570                              prefs_common.summaryview_height);
 571
 572         ctree = summary_ctree_create(summaryview);
 573         gtk_widget_show(ctree);
 574
 575         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 576                                             GTK_CLIST(ctree)->hadjustment);
 577         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 578                                             GTK_CLIST(ctree)->vadjustment);
 579         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 580
 581         /* status label */
 582         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 583
 584         /* quick search */
 585         quicksearch = quicksearch_new();
 586         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 587
 588         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 589
 590         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 591                           G_CALLBACK(tog_searchbar_cb), summaryview);
 592
 593         /* create popup menu */
 594         n_entries = sizeof(summary_popup_entries) /
 595                 sizeof(summary_popup_entries[0]);
 596         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 597                                       "<SummaryView>", &popupfactory,
 598                                       summaryview);
 599
 600         summaryview->vbox = vbox;
 601         summaryview->scrolledwin = scrolledwin;
 602         summaryview->ctree = ctree;
 603         summaryview->hbox = hbox;
 604         summaryview->hbox_l = hbox_l;
 605         summaryview->statlabel_folder = statlabel_folder;
 606         summaryview->statlabel_select = statlabel_select;
 607         summaryview->statlabel_msgs = statlabel_msgs;
 608         summaryview->toggle_eventbox = toggle_eventbox;
 609         summaryview->toggle_arrow = toggle_arrow;
 610         summaryview->toggle_search = toggle_search;
 611         summaryview->popupmenu = popupmenu;
 612         summaryview->popupfactory = popupfactory;
 613         summaryview->lock_count = 0;
 614         summaryview->msginfo_update_callback_id =
 615                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 616
 617         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 618
 619         summaryview->quicksearch = quicksearch;
 620
 621         /* CLAWS: need this to get the SummaryView * from
 622          * the CList */
 623         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 624
 625         gtk_widget_show_all(vbox);
 626
 627         gtk_widget_show(vbox);
 628
 629         if (prefs_common.show_searchbar)
 630                 quicksearch_show(quicksearch);
 631         else
 632                 quicksearch_hide(quicksearch);
 633
 634         return summaryview;
 635 }
 636
 637 static void summary_set_fonts(SummaryView *summaryview)
 638 {
 639         PangoFontDescription *font_desc;
 640         gint size;
 641
 642         font_desc = pango_font_description_from_string(NORMAL_FONT);
 643         gtk_widget_modify_font(summaryview->ctree, font_desc);
 644         pango_font_description_free(font_desc);
 645
 646         if (!bold_style) {
 647                 bold_style = gtk_style_copy
 648                         (gtk_widget_get_style(summaryview->ctree));
 649                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 650                 if (font_desc) {
 651                         pango_font_description_free(bold_style->font_desc);
 652                         bold_style->font_desc = font_desc;
 653                 }
 654
 655                 pango_font_description_set_weight
 656                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 657                 bold_marked_style = gtk_style_copy(bold_style);
 658                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 659                         summaryview->color_marked;
 660                 bold_deleted_style = gtk_style_copy(bold_style);
 661                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 662                         summaryview->color_dim;
 663         }
 664
 665         font_desc = pango_font_description_new();
 666         size = pango_font_description_get_size
 667                 (summaryview->ctree->style->font_desc);
 668         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 669         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 670         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 671         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 672         pango_font_description_free(font_desc);
 673 }
 674
 675 void summary_init(SummaryView *summaryview)
 676 {
 677         GtkWidget *pixmap;
 678
 679         gtk_widget_realize(summaryview->ctree);
 680         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 681                          &markxpm, &markxpmmask);
 682         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 683                          &deletedxpm, &deletedxpmmask);
 684         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 685                          &newxpm, &newxpmmask);
 686         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 687                          &unreadxpm, &unreadxpmmask);
 688         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 689                          &repliedxpm, &repliedxpmmask);
 690         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 691                          &forwardedxpm, &forwardedxpmmask);
 692         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 693                          &clipxpm, &clipxpmmask);
 694         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 695                          &lockedxpm, &lockedxpmmask);
 696         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 697                          &ignorethreadxpm, &ignorethreadxpmmask);
 698         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 699                          &clipkeyxpm, &clipkeyxpmmask);
 700         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 701                          &keyxpm, &keyxpmmask);
 702         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 703                          &gpgsignedxpm, &gpgsignedxpmmask);
 704         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 705                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 706
 707         summary_set_fonts(summaryview);
 708
 709         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 710         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 711         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 712         gtk_widget_show(pixmap);
 713         summaryview->folder_pixmap = pixmap;
 714
 715         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 716         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 717         gtk_widget_show(pixmap);
 718         summaryview->quick_search_pixmap = pixmap;
 719
 720         /* Init summaryview prefs */
 721         summaryview->sort_key = SORT_BY_NONE;
 722         summaryview->sort_type = SORT_ASCENDING;
 723
 724         /* Init summaryview extra data */
 725         summaryview->simplify_subject_preg = NULL;
 726
 727         summary_clear_list(summaryview);
 728         summary_set_column_titles(summaryview);
 729         summary_colorlabel_menu_create(summaryview);
 730         summary_set_menu_sensitive(summaryview);
 731
 732 }
 733
 734 #if 0
 735 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 736                                                  GtkCTreeNode *current_node)
 737 {
 738         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 739         GtkCTreeNode *node;
 740         MsgInfo *msginfo;
 741         gint best_score = MIN_SCORE;
 742         GtkCTreeNode *best_node = NULL;
 743
 744         if (current_node)
 745                 /*node = current_node;*/
 746                 node = GTK_CTREE_NODE_NEXT(current_node);
 747         else
 748                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 749
 750         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 751                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 752                 if (msginfo->score >= summaryview->important_score)
 753                         break;
 754                 if (msginfo->score > best_score) {
 755                         best_score = msginfo->score;
 756                         best_node = node;
 757                 }
 758         }
 759
 760         if (node != NULL)
 761                 return node;
 762         else
 763                 return best_node;
 764 }
 765
 766 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 767                                                  GtkCTreeNode *current_node)
 768 {
 769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 770         GtkCTreeNode *node;
 771         MsgInfo *msginfo;
 772         gint best_score = MIN_SCORE;
 773         GtkCTreeNode *best_node = NULL;
 774
 775         if (current_node)
 776                 /*node = current_node;*/
 777                 node = GTK_CTREE_NODE_PREV(current_node);
 778         else
 779                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 780
 781         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 782                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 783                 if (msginfo->score >= summaryview->important_score)
 784                         break;
 785                 if (msginfo->score > best_score) {
 786                         best_score = msginfo->score;
 787                         best_node = node;
 788                 }
 789         }
 790
 791         if (node != NULL)
 792                 return node;
 793         else
 794                 return best_node;
 795 }
 796 #endif
 797
 798 #define CURRENTLY_DISPLAYED(m) \
 799 ( (m->msgnum == displayed_msgnum) \
 800   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 801
 802 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 803 {
 804         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 805         GtkCTreeNode *node;
 806         GSList *mlist = NULL;
 807         gchar *buf;
 808         gboolean is_refresh;
 809         guint selected_msgnum = 0;
 810         guint displayed_msgnum = 0;
 811         GSList *cur;
 812         GSList *not_killed;
 813         gboolean hidden_removed = FALSE;
 814
 815         if (summary_is_locked(summaryview)) return FALSE;
 816
 817         inc_lock();
 818         summary_lock(summaryview);
 819
 820         if (!prefs_common.summary_quicksearch_sticky
 821          && !prefs_common.summary_quicksearch_recurse
 822          && !quicksearch_is_running(summaryview->quicksearch)) {
 823                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 824         }
 825
 826         /* STATUSBAR_POP(summaryview->mainwin); */
 827
 828         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 829
 830         if (is_refresh) {
 831                 selected_msgnum = summary_get_msgnum(summaryview,
 832                                                      summaryview->selected);
 833                 displayed_msgnum = summary_get_msgnum(summaryview,
 834                                                       summaryview->displayed);
 835         }
 836
 837         /* process the marks if any */
 838         if (summaryview->mainwin->lock_count == 0 &&
 839             (summaryview->moved > 0 || summaryview->copied > 0)) {
 840                 AlertValue val;
 841                 gboolean changed = FALSE;
 842
 843                 val = alertpanel(_("Process mark"),
 844                                  _("Some marks are left. Process it?"),
 845                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 846                 if (G_ALERTDEFAULT == val) {
 847                         summary_unlock(summaryview);
 848                         summary_execute(summaryview);
 849                         summary_lock(summaryview);
 850                         changed = TRUE;
 851                 } else if (G_ALERTALTERNATE == val) {
 852                         /* DO NOTHING */
 853                 } else {
 854                         summary_unlock(summaryview);
 855                         inc_unlock();
 856                         return FALSE;
 857                 }
 858                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 859                         folder_update_op_count();
 860         }
 861
 862         gtk_clist_freeze(GTK_CLIST(ctree));
 863
 864         summary_clear_list(summaryview);
 865
 866         buf = NULL;
 867         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 868                 g_free(buf);
 869                 debug_print("empty folder\n\n");
 870                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 871                 summary_clear_all(summaryview);
 872                 summaryview->folder_item = item;
 873                 gtk_clist_thaw(GTK_CLIST(ctree));
 874                 summary_unlock(summaryview);
 875                 inc_unlock();
 876                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 877                         main_window_cursor_wait(summaryview->mainwin);
 878                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 879                         if (quicksearch_is_active(summaryview->quicksearch))
 880                                 quicksearch_search_subfolders(summaryview->quicksearch,
 881                                               summaryview->folderview,
 882                                               summaryview->folder_item);
 883                         main_window_cursor_normal(summaryview->mainwin);
 884                 }
 885                 return TRUE;
 886         }
 887         g_free(buf);
 888
 889         if (!is_refresh)
 890                 messageview_clear(summaryview->messageview);
 891
 892         summaryview->folder_item = item;
 893         item->opened = TRUE;
 894
 895         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 896         debug_print("%s\n", buf);
 897         STATUSBAR_PUSH(summaryview->mainwin, buf);
 898         g_free(buf);
 899
 900         main_window_cursor_wait(summaryview->mainwin);
 901
 902         mlist = folder_item_get_msg_list(item);
 903
 904         if (summaryview->folder_item->hide_read_msgs &&
 905             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 906                 GSList *not_killed;
 907
 908                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 909                 not_killed = NULL;
 910                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 911                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 912
 913                         if (!msginfo->hidden) {
 914                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 915                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 916                                         not_killed = g_slist_prepend(not_killed, msginfo);
 917                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 918                                          MSG_IS_LOCKED(msginfo->flags))
 919                                         not_killed = g_slist_prepend(not_killed, msginfo);
 920                                 else if (is_refresh &&
 921                                         (msginfo->msgnum == selected_msgnum ||
 922                                          msginfo->msgnum == displayed_msgnum))
 923                                         not_killed = g_slist_prepend(not_killed, msginfo);
 924                                 else
 925                                         procmsg_msginfo_free(msginfo);
 926                          } else
 927                                 procmsg_msginfo_free(msginfo);
 928                 }
 929                 hidden_removed = TRUE;
 930                 g_slist_free(mlist);
 931                 mlist = not_killed;
 932         } else {
 933                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 934         }
 935
 936         if (quicksearch_is_active(summaryview->quicksearch)) {
 937                 GSList *not_killed;
 938
 939                 not_killed = NULL;
 940                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 941                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 942
 943                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 944                                 not_killed = g_slist_prepend(not_killed, msginfo);
 945                         else
 946                                 procmsg_msginfo_free(msginfo);
 947                 }
 948                 hidden_removed = TRUE;
 949                 if (quicksearch_is_running(summaryview->quicksearch)) {
 950                         /* only scan subfolders when quicksearch changed,
 951                          * not when search is the same and folder changed */
 952                         main_window_cursor_wait(summaryview->mainwin);
 953                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 954                         quicksearch_search_subfolders(summaryview->quicksearch,
 955                                               summaryview->folderview,
 956                                               summaryview->folder_item);
 957                         main_window_cursor_normal(summaryview->mainwin);
 958                 }
 959
 960                 g_slist_free(mlist);
 961                 mlist = not_killed;
 962         }
 963
 964         if (!hidden_removed) {
 965                 not_killed = NULL;
 966                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 967                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 968
 969                         if (!msginfo->hidden)
 970                                 not_killed = g_slist_prepend(not_killed, msginfo);
 971                         else
 972                                 procmsg_msginfo_free(msginfo);
 973                 }
 974                 g_slist_free(mlist);
 975                 mlist = not_killed;
 976         }
 977
 978         STATUSBAR_POP(summaryview->mainwin);
 979
 980         /* set ctree and hash table from the msginfo list, and
 981            create the thread */
 982         summary_set_ctree_from_list(summaryview, mlist);
 983
 984         g_slist_free(mlist);
 985
 986         gtk_clist_thaw(GTK_CLIST(ctree));
 987
 988         if (is_refresh) {
 989                 summaryview->displayed =
 990                         summary_find_msg_by_msgnum(summaryview,
 991                                                    displayed_msgnum);
 992                 if (!summaryview->displayed)
 993                         messageview_clear(summaryview->messageview);
 994                 summary_unlock(summaryview);
 995                 summary_select_by_msgnum(summaryview, selected_msgnum);
 996                 summary_lock(summaryview);
 997                 if (!summaryview->selected) {
 998                         /* no selected message - select first unread
 999                            message, but do not display it */
1000                         node = summary_find_next_flagged_msg(summaryview, NULL,
1001                                                              MSG_UNREAD, FALSE);
1002                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1003                                 node = gtk_ctree_node_nth
1004                                         (ctree,
1005                                          item->sort_type == SORT_DESCENDING
1006                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1007                         summary_unlock(summaryview);
1008                         summary_select_node(summaryview, node, FALSE, TRUE);
1009                         summary_lock(summaryview);
1010                 }
1011         } else {
1012                 switch (prefs_common.select_on_entry) {
1013                         case SELECTONENTRY_NEW:
1014                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1015                                                                      MSG_NEW, FALSE);
1016                                 if (node == NULL)
1017                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1018                                                                      MSG_UNREAD, FALSE);
1019                                 break;
1020                         case SELECTONENTRY_UNREAD:
1021                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1022                                                                      MSG_UNREAD, FALSE);
1023                                 if (node == NULL)
1024                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1025                                                                      MSG_NEW, FALSE);
1026                                 break;
1027                         default:
1028                                 node = NULL;
1029                 }
1030
1031                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1032                         node = gtk_ctree_node_nth
1033                                 (ctree,
1034                                  item->sort_type == SORT_DESCENDING
1035                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1036                 }
1037                 summary_unlock(summaryview);
1038                 summary_select_node(summaryview, node,
1039                                     prefs_common.always_show_msg,
1040                                     TRUE);
1041                 summary_lock(summaryview);
1042         }
1043
1044         summary_status_show(summaryview);
1045         summary_set_menu_sensitive(summaryview);
1046         toolbar_main_set_sensitive(summaryview->mainwin);
1047
1048         debug_print("\n");
1049         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1050         STATUSBAR_POP(summaryview->mainwin);
1051         main_window_cursor_normal(summaryview->mainwin);
1052         summary_unlock(summaryview);
1053         inc_unlock();
1054
1055         return TRUE;
1056 }
1057
1058 #undef CURRENTLY_DISPLAYED
1059
1060
1061 void summary_clear_list(SummaryView *summaryview)
1062 {
1063         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1064         gint optimal_width;
1065
1066         gtk_clist_freeze(clist);
1067
1068         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1069                                 NULL, summary_free_msginfo_func, NULL);
1070
1071         if (summaryview->folder_item) {
1072                 summaryview->folder_item->opened = FALSE;
1073                 summaryview->folder_item = NULL;
1074         }
1075
1076         summaryview->display_msg = FALSE;
1077
1078         summaryview->selected = NULL;
1079         summaryview->displayed = NULL;
1080         summaryview->total_size = 0;
1081         summaryview->deleted = summaryview->moved = 0;
1082         summaryview->copied = 0;
1083         if (summaryview->msgid_table) {
1084                 g_hash_table_destroy(summaryview->msgid_table);
1085                 summaryview->msgid_table = NULL;
1086         }
1087         if (summaryview->subject_table) {
1088                 g_hash_table_destroy(summaryview->subject_table);
1089                 summaryview->subject_table = NULL;
1090         }
1091         summaryview->mlist = NULL;
1092
1093         gtk_clist_clear(clist);
1094         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1095                 optimal_width = gtk_clist_optimal_column_width
1096                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1097                 gtk_clist_set_column_width
1098                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1099                          optimal_width);
1100         }
1101
1102         gtk_clist_thaw(clist);
1103 }
1104
1105 void summary_clear_all(SummaryView *summaryview)
1106 {
1107         messageview_clear(summaryview->messageview);
1108         summary_clear_list(summaryview);
1109         summary_set_menu_sensitive(summaryview);
1110         toolbar_main_set_sensitive(summaryview->mainwin);
1111         summary_status_show(summaryview);
1112 }
1113
1114 void summary_lock(SummaryView *summaryview)
1115 {
1116         summaryview->lock_count++;
1117 }
1118
1119 void summary_unlock(SummaryView *summaryview)
1120 {
1121         if (summaryview->lock_count)
1122                 summaryview->lock_count--;
1123 }
1124
1125 gboolean summary_is_locked(SummaryView *summaryview)
1126 {
1127         return summaryview->lock_count > 0;
1128 }
1129
1130 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1131 {
1132         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1133         SummarySelection selection;
1134
1135         if (!clist->row_list)
1136                 selection = SUMMARY_NONE;
1137         else if (!clist->selection)
1138                 selection = SUMMARY_SELECTED_NONE;
1139         else if (!clist->selection->next)
1140                 selection = SUMMARY_SELECTED_SINGLE;
1141         else
1142                 selection = SUMMARY_SELECTED_MULTIPLE;
1143
1144         return selection;
1145 }
1146
1147 /*!
1148  *\return       MsgInfo * Selected message if there's one selected;
1149  *              if multiple selected, or none, return NULL.
1150  */
1151 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1152 {
1153         /* summaryview->selected may be valid when multiple
1154          * messages were selected */
1155         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1156
1157         if (sellist == NULL || sellist->next)
1158                 return NULL;
1159
1160         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1161 }
1162
1163 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1164 {
1165         GSList *mlist = NULL;
1166         GList *cur;
1167         MsgInfo *msginfo;
1168
1169         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1170              cur = cur->next) {
1171                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1172                 mlist = g_slist_prepend(mlist, msginfo);
1173         }
1174
1175         mlist = g_slist_reverse(mlist);
1176
1177         return mlist;
1178 }
1179
1180 GSList *summary_get_msg_list(SummaryView *summaryview)
1181 {
1182         GSList *mlist = NULL;
1183         GtkCTree *ctree;
1184         GtkCTreeNode *node;
1185         MsgInfo *msginfo;
1186
1187         ctree = GTK_CTREE(summaryview->ctree);
1188
1189         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1190              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1191                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1192                 mlist = g_slist_prepend(mlist, msginfo);
1193         }
1194
1195         mlist = g_slist_reverse(mlist);
1196
1197         return mlist;
1198 }
1199
1200 static void summary_set_menu_sensitive(SummaryView *summaryview)
1201 {
1202         GtkItemFactory *ifactory = summaryview->popupfactory;
1203         SensitiveCond state;
1204         gboolean sensitive;
1205         GtkWidget *menuitem;
1206         gint i;
1207
1208         static const struct {
1209                 gchar *const entry;
1210                 SensitiveCond cond;
1211         } entry[] = {
1212                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1213                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1214                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1215                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1216                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1217                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1218
1219                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1220                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1221                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1222
1223                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1224
1225                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1226                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1227                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1228                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1229                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1230
1231                 {"/Mark"                        , M_TARGET_EXIST},
1232                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1233                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1234                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1235                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1236                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1237                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1238                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1239                 {"/Color label"                 , M_TARGET_EXIST},
1240
1241                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1242                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1243                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1244
1245                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1246                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1247                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1248                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1249 #if 0
1250                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1251                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1252
1253                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1254                 {"/Select all"                  , M_TARGET_EXIST},
1255 #endif
1256                 {NULL, 0}
1257         };
1258
1259         main_window_set_menu_sensitive(summaryview->mainwin);
1260
1261         state = main_window_get_current_state(summaryview->mainwin);
1262
1263         for (i = 0; entry[i].entry != NULL; i++) {
1264                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1265                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1266         }
1267
1268
1269         summary_lock(summaryview);
1270         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1271         gtk_check_menu_item_set_active
1272                 (GTK_CHECK_MENU_ITEM(menuitem),
1273                  summaryview->messageview->mimeview->textview->show_all_headers);
1274         summary_unlock(summaryview);
1275 }
1276
1277 void summary_select_prev_unread(SummaryView *summaryview)
1278 {
1279         GtkCTreeNode *node;
1280         gboolean skip_cur = FALSE;
1281
1282         if (summaryview->displayed
1283         &&  summaryview->selected == summaryview->displayed) {
1284                 debug_print("skipping current\n");
1285                 skip_cur = TRUE;
1286         }
1287
1288         node = summary_find_prev_flagged_msg
1289                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1290
1291         if (!node || node == summaryview->selected) {
1292                 AlertValue val = 0;
1293
1294                 switch (prefs_common.next_unread_msg_dialog) {
1295                         case NEXTUNREADMSGDIALOG_ALWAYS:
1296                                 val = alertpanel(_("No more unread messages"),
1297                                                  _("No unread message found. "
1298                                                    "Search from the end?"),
1299                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1300                                 break;
1301                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1302                                 val = G_ALERTDEFAULT;
1303                                 break;
1304                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1305                                 val = !G_ALERTDEFAULT;
1306                                 break;
1307                         default:
1308                                 debug_print(
1309                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1310                 }
1311                 if (val != G_ALERTDEFAULT) return;
1312                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1313                                                      MSG_UNREAD, FALSE);
1314         }
1315
1316         if (!node)
1317                 alertpanel_notice(_("No unread messages."));
1318         else
1319                 summary_select_node(summaryview, node, TRUE, FALSE);
1320 }
1321
1322 void summary_select_next_unread(SummaryView *summaryview)
1323 {
1324         GtkCTreeNode *node = summaryview->selected;
1325         gboolean skip_cur = FALSE;
1326
1327         if (summaryview->displayed
1328         &&  summaryview->selected == summaryview->displayed) {
1329                 debug_print("skipping cur (%p %p)\n",
1330                         summaryview->displayed, summaryview->selected);
1331                 skip_cur = TRUE;
1332         }
1333
1334
1335         node = summary_find_next_flagged_msg
1336                 (summaryview, node, MSG_UNREAD, skip_cur);
1337
1338         if (node)
1339                 summary_select_node(summaryview, node, TRUE, FALSE);
1340         else {
1341                 node = summary_find_next_flagged_msg
1342                         (summaryview, NULL, MSG_UNREAD, FALSE);
1343                 if (node == NULL || node == summaryview->selected) {
1344                         AlertValue val = 0;
1345
1346                         switch (prefs_common.next_unread_msg_dialog) {
1347                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1348                                         val = alertpanel(_("No more unread messages"),
1349                                                          _("No unread message found. "
1350                                                            "Go to next folder?"),
1351                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1352                                         break;
1353                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1354                                         val = G_ALERTDEFAULT;
1355                                         break;
1356                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1357                                         val = G_ALERTOTHER;
1358                                         break;
1359                                 default:
1360                                         debug_print(
1361                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1362                         }
1363
1364                         if (val == G_ALERTDEFAULT) {
1365                                 folderview_select_next_unread(summaryview->folderview);
1366                                 return;
1367                         }
1368                         else
1369                                 return;
1370                 } else
1371                         summary_select_node(summaryview, node, TRUE, FALSE);
1372
1373         }
1374 }
1375
1376 void summary_select_prev_new(SummaryView *summaryview)
1377 {
1378         GtkCTreeNode *node;
1379         gboolean skip_cur = FALSE;
1380
1381         if (summaryview->displayed
1382         &&  summaryview->selected == summaryview->displayed) {
1383                 debug_print("skipping current\n");
1384                 skip_cur = TRUE;
1385         }
1386
1387         node = summary_find_prev_flagged_msg
1388                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1389
1390         if (!node || node == summaryview->selected) {
1391                 AlertValue val = 0;
1392
1393                 switch (prefs_common.next_unread_msg_dialog) {
1394                         case NEXTUNREADMSGDIALOG_ALWAYS:
1395                                 val = alertpanel(_("No more new messages"),
1396                                                  _("No new message found. "
1397                                                    "Search from the end?"),
1398                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1399                                 break;
1400                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1401                                 val = G_ALERTDEFAULT;
1402                                 break;
1403                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1404                                 val = !G_ALERTDEFAULT;
1405                                 break;
1406                         default:
1407                                 debug_print(
1408                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1409                 }
1410                 if (val != G_ALERTDEFAULT) return;
1411                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1412                                                      MSG_NEW, FALSE);
1413         }
1414
1415         if (!node)
1416                 alertpanel_notice(_("No new messages."));
1417         else
1418                 summary_select_node(summaryview, node, TRUE, FALSE);
1419 }
1420
1421 void summary_select_next_new(SummaryView *summaryview)
1422 {
1423         GtkCTreeNode *node = summaryview->selected;
1424         gboolean skip_cur = FALSE;
1425
1426         if (summaryview->displayed
1427         &&  summaryview->selected == summaryview->displayed) {
1428                 debug_print("skipping cur (%p %p)\n",
1429                         summaryview->displayed, summaryview->selected);
1430                 skip_cur = TRUE;
1431         }
1432
1433
1434         node = summary_find_next_flagged_msg
1435                 (summaryview, node, MSG_NEW, skip_cur);
1436
1437         if (node)
1438                 summary_select_node(summaryview, node, TRUE, FALSE);
1439         else {
1440                 node = summary_find_next_flagged_msg
1441                         (summaryview, NULL, MSG_NEW, FALSE);
1442                 if (node == NULL || node == summaryview->selected) {
1443                         AlertValue val = 0;
1444
1445                         switch (prefs_common.next_unread_msg_dialog) {
1446                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1447                                         val = alertpanel(_("No more new messages"),
1448                                                          _("No new message found. "
1449                                                            "Go to next folder?"),
1450                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1451                                         break;
1452                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1453                                         val = G_ALERTDEFAULT;
1454                                         break;
1455                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1456                                         val = G_ALERTOTHER;
1457                                         break;
1458                                 default:
1459                                         debug_print(
1460                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1461                         }
1462
1463                         if (val == G_ALERTDEFAULT) {
1464                                 folderview_select_next_new(summaryview->folderview);
1465                                 return;
1466                         }
1467                         else
1468                                 return;
1469                 } else
1470                         summary_select_node(summaryview, node, TRUE, FALSE);
1471
1472         }
1473 }
1474
1475 void summary_select_prev_marked(SummaryView *summaryview)
1476 {
1477         GtkCTreeNode *node;
1478
1479         node = summary_find_prev_flagged_msg
1480                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1481
1482         if (!node) {
1483                 AlertValue val;
1484
1485                 val = alertpanel(_("No more marked messages"),
1486                                  _("No marked message found. "
1487                                    "Search from the end?"),
1488                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1489                 if (val != G_ALERTDEFAULT) return;
1490                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1491                                                      MSG_MARKED, TRUE);
1492         }
1493
1494         if (!node)
1495                 alertpanel_notice(_("No marked messages."));
1496         else
1497                 summary_select_node(summaryview, node, TRUE, FALSE);
1498 }
1499
1500 void summary_select_next_marked(SummaryView *summaryview)
1501 {
1502         GtkCTreeNode *node;
1503
1504         node = summary_find_next_flagged_msg
1505                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1506
1507         if (!node) {
1508                 AlertValue val;
1509
1510                 val = alertpanel(_("No more marked messages"),
1511                                  _("No marked message found. "
1512                                    "Search from the beginning?"),
1513                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1514                 if (val != G_ALERTDEFAULT) return;
1515                 node = summary_find_next_flagged_msg(summaryview, NULL,
1516                                                      MSG_MARKED, TRUE);
1517         }
1518
1519         if (!node)
1520                 alertpanel_notice(_("No marked messages."));
1521         else
1522                 summary_select_node(summaryview, node, TRUE, FALSE);
1523 }
1524
1525 void summary_select_prev_labeled(SummaryView *summaryview)
1526 {
1527         GtkCTreeNode *node;
1528
1529         node = summary_find_prev_flagged_msg
1530                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1531
1532         if (!node) {
1533                 AlertValue val;
1534
1535                 val = alertpanel(_("No more labeled messages"),
1536                                  _("No labeled message found. "
1537                                    "Search from the end?"),
1538                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1539                 if (val != G_ALERTDEFAULT) return;
1540                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1541                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1542         }
1543
1544         if (!node)
1545                 alertpanel_notice(_("No labeled messages."));
1546         else
1547                 summary_select_node(summaryview, node, TRUE, FALSE);
1548 }
1549
1550 void summary_select_next_labeled(SummaryView *summaryview)
1551 {
1552         GtkCTreeNode *node;
1553
1554         node = summary_find_next_flagged_msg
1555                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1556
1557         if (!node) {
1558                 AlertValue val;
1559
1560                 val = alertpanel(_("No more labeled messages"),
1561                                  _("No labeled message found. "
1562                                    "Search from the beginning?"),
1563                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1564                 if (val != G_ALERTDEFAULT) return;
1565                 node = summary_find_next_flagged_msg(summaryview, NULL,
1566                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1567         }
1568
1569         if (!node)
1570                 alertpanel_notice(_("No labeled messages."));
1571         else
1572                 summary_select_node(summaryview, node, TRUE, FALSE);
1573 }
1574
1575 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1576 {
1577         GtkCTreeNode *node;
1578
1579         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1580         summary_select_node(summaryview, node, FALSE, TRUE);
1581 }
1582
1583 /**
1584  * summary_select_node:
1585  * @summaryview: Summary view.
1586  * @node: Summary tree node.
1587  * @display_msg: TRUE to display the selected message.
1588  * @do_refresh: TRUE to refresh the widget.
1589  *
1590  * Select @node (bringing it into view by scrolling and expanding its
1591  * thread, if necessary) and unselect all others.  If @display_msg is
1592  * TRUE, display the corresponding message in the message view.
1593  * If @do_refresh is TRUE, the widget is refreshed.
1594  **/
1595 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1596                          gboolean display_msg, gboolean do_refresh)
1597 {
1598         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1599
1600         if (node) {
1601                 gtkut_ctree_expand_parent_all(ctree, node);
1602                 if (do_refresh) {
1603                         GTK_EVENTS_FLUSH();
1604                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1605                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1606                 }
1607                 summary_unselect_all(summaryview);
1608                 if (display_msg && summaryview->displayed == node)
1609                         summaryview->displayed = NULL;
1610                 summaryview->display_msg = display_msg;
1611                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1612                 if (summaryview->selected == NULL)
1613                         summaryview->selected = node;
1614         }
1615 }
1616
1617 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1618 {
1619         GtkCTree *ctree =NULL;
1620         MsgInfo *msginfo;
1621
1622         if (!summaryview)
1623                 return 0;
1624         ctree = GTK_CTREE(summaryview->ctree);
1625         if (!node)
1626                 return 0;
1627         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1628         return msginfo->msgnum;
1629 }
1630
1631 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1632                                            GtkCTreeNode *current_node)
1633 {
1634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1635         GtkCTreeNode *node;
1636         MsgInfo *msginfo;
1637
1638         if (current_node)
1639                 node = current_node;
1640         else
1641                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1642
1643         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1644                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1645                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1646         }
1647
1648         return node;
1649 }
1650
1651 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1652                                            GtkCTreeNode *current_node)
1653 {
1654         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1655         GtkCTreeNode *node;
1656         MsgInfo *msginfo;
1657
1658         if (current_node)
1659                 node = current_node;
1660         else
1661                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1662
1663         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1664                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1665                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1666         }
1667
1668         return node;
1669 }
1670
1671 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1672                                                    GtkCTreeNode *current_node,
1673                                                    MsgPermFlags flags,
1674                                                    gboolean start_from_prev)
1675 {
1676         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1677         GtkCTreeNode *node;
1678         MsgInfo *msginfo;
1679
1680         if (current_node) {
1681                 if (start_from_prev)
1682                         node = GTK_CTREE_NODE_PREV(current_node);
1683                 else
1684                         node = current_node;
1685         } else
1686                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1687
1688         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1689                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1690                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1691         }
1692
1693         return node;
1694 }
1695
1696 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1697                                                    GtkCTreeNode *current_node,
1698                                                    MsgPermFlags flags,
1699                                                    gboolean start_from_next)
1700 {
1701         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1702         GtkCTreeNode *node;
1703         MsgInfo *msginfo;
1704
1705         if (current_node) {
1706                 if (start_from_next)
1707                         node = gtkut_ctree_node_next(ctree, current_node);
1708                 else
1709                         node = current_node;
1710         } else
1711                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1712
1713         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1714                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1715                 /* Find msg with matching flags but ignore messages with
1716                    ignore flags, if searching for new or unread messages */
1717                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1718                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1719                         break;
1720         }
1721
1722         return node;
1723 }
1724
1725 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1726                                                 guint msgnum)
1727 {
1728         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1729         GtkCTreeNode *node;
1730         MsgInfo *msginfo;
1731
1732         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1733
1734         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1735                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1736                 if (msginfo && msginfo->msgnum == msgnum) break;
1737         }
1738
1739         return node;
1740 }
1741
1742 static guint attract_hash_func(gconstpointer key)
1743 {
1744         gchar *str;
1745         gchar *p;
1746         guint h;
1747
1748         Xstrdup_a(str, (const gchar *)key, return 0);
1749         trim_subject(str);
1750
1751         p = str;
1752         h = *p;
1753
1754         if (h) {
1755                 for (p += 1; *p != '\0'; p++)
1756                         h = (h << 5) - h + *p;
1757         }
1758
1759         return h;
1760 }
1761
1762 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1763 {
1764         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1765 }
1766
1767 void summary_attract_by_subject(SummaryView *summaryview)
1768 {
1769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1770         GtkCList *clist = GTK_CLIST(ctree);
1771         GtkCTreeNode *src_node;
1772         GtkCTreeNode *dst_node, *sibling;
1773         GtkCTreeNode *tmp;
1774         MsgInfo *src_msginfo, *dst_msginfo;
1775         GHashTable *subject_table;
1776
1777         debug_print("Attracting messages by subject...");
1778         STATUSBAR_PUSH(summaryview->mainwin,
1779                        _("Attracting messages by subject..."));
1780
1781         main_window_cursor_wait(summaryview->mainwin);
1782         gtk_clist_freeze(clist);
1783
1784         subject_table = g_hash_table_new(attract_hash_func,
1785                                          attract_compare_func);
1786
1787         for (src_node = GTK_CTREE_NODE(clist->row_list);
1788              src_node != NULL;
1789              src_node = tmp) {
1790                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1791                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1792                 if (!src_msginfo) continue;
1793                 if (!src_msginfo->subject) continue;
1794
1795                 /* find attracting node */
1796                 dst_node = g_hash_table_lookup(subject_table,
1797                                                src_msginfo->subject);
1798
1799                 if (dst_node) {
1800                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1801
1802                         /* if the time difference is more than 20 days,
1803                            don't attract */
1804                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1805                             > 60 * 60 * 24 * 20)
1806                                 continue;
1807
1808                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1809                         if (src_node != sibling)
1810                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1811                 }
1812
1813                 g_hash_table_insert(subject_table,
1814                                     src_msginfo->subject, src_node);
1815         }
1816
1817         g_hash_table_destroy(subject_table);
1818
1819         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1820
1821         gtk_clist_thaw(clist);
1822
1823         debug_print("done.\n");
1824         STATUSBAR_POP(summaryview->mainwin);
1825
1826         main_window_cursor_normal(summaryview->mainwin);
1827 }
1828
1829 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1830                                       gpointer data)
1831 {
1832         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1833
1834         if (msginfo)
1835                 procmsg_msginfo_free(msginfo);
1836 }
1837
1838 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1839                                    gpointer data)
1840 {
1841         SummaryView *summaryview = data;
1842         MsgInfo *msginfo;
1843
1844         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1845
1846         if (msginfo->folder && msginfo->folder->folder &&
1847             msginfo->folder->folder->klass->type == F_NEWS)
1848                 news_flag_crosspost(msginfo);
1849
1850         if (MSG_IS_DELETED(msginfo->flags))
1851                 summaryview->deleted++;
1852
1853         summaryview->total_size += msginfo->size;
1854
1855         summary_set_row_marks(summaryview, node);
1856 }
1857
1858 static void summary_update_status(SummaryView *summaryview)
1859 {
1860         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1861         GtkCTreeNode *node;
1862         MsgInfo *msginfo;
1863
1864         summaryview->total_size =
1865         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1866
1867         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1868              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1869                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1870
1871                 if (MSG_IS_DELETED(msginfo->flags))
1872                         summaryview->deleted++;
1873                 if (MSG_IS_MOVE(msginfo->flags))
1874                         summaryview->moved++;
1875                 if (MSG_IS_COPY(msginfo->flags))
1876                         summaryview->copied++;
1877                 summaryview->total_size += msginfo->size;
1878         }
1879 }
1880
1881 static void summary_status_show(SummaryView *summaryview)
1882 {
1883         gchar *str;
1884         gchar *del, *mv, *cp;
1885         gchar *sel;
1886         gchar *spc;
1887         gchar *itstr;
1888         GList *rowlist, *cur;
1889         guint n_selected = 0;
1890         off_t sel_size = 0;
1891         MsgInfo *msginfo;
1892         gchar *name;
1893
1894         if (!summaryview->folder_item) {
1895                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1896                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1897                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1898                 return;
1899         }
1900
1901         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1902         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1903                 msginfo = gtk_ctree_node_get_row_data
1904                         (GTK_CTREE(summaryview->ctree),
1905                          GTK_CTREE_NODE(cur->data));
1906                 if (!msginfo)
1907                         g_warning("summary_status_show(): msginfo == NULL\n");
1908                 else {
1909                         sel_size += msginfo->size;
1910                         n_selected++;
1911                 }
1912         }
1913
1914         name = folder_item_get_name(summaryview->folder_item);
1915         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1916         g_free(name);
1917
1918         if (summaryview->deleted)
1919                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1920         else
1921                 del = g_strdup("");
1922         if (summaryview->moved)
1923                 mv = g_strdup_printf(_("%s%d moved"),
1924                                      summaryview->deleted ? _(", ") : "",
1925                                      summaryview->moved);
1926         else
1927                 mv = g_strdup("");
1928         if (summaryview->copied)
1929                 cp = g_strdup_printf(_("%s%d copied"),
1930                                      summaryview->deleted ||
1931                                      summaryview->moved ? _(", ") : "",
1932                                      summaryview->copied);
1933         else
1934                 cp = g_strdup("");
1935
1936         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1937                 spc = "    ";
1938         else
1939                 spc = "";
1940
1941         if (n_selected) {
1942                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1943                 if (n_selected == 1)
1944                         itstr = g_strdup(_(" item selected"));
1945                 else
1946                         itstr = g_strdup(_(" items selected"));
1947         } else {
1948                 sel = g_strdup("");
1949                 itstr = g_strdup("");
1950         }
1951
1952         str = g_strconcat(n_selected ? itos(n_selected) : "",
1953                                         itstr, sel, spc, del, mv, cp, NULL);
1954         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1955         g_free(str);
1956         g_free(sel);
1957         g_free(del);
1958         g_free(mv);
1959         g_free(cp);
1960         g_free(itstr);
1961
1962         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1963
1964                                       summaryview->folder_item->new_msgs,
1965                                       summaryview->folder_item->unread_msgs,
1966                                       summaryview->folder_item->total_msgs,
1967                                       to_human_readable(summaryview->total_size));
1968         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1969         g_free(str);
1970 }
1971
1972 static void summary_set_column_titles(SummaryView *summaryview)
1973 {
1974         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1975         GtkWidget *hbox;
1976         GtkWidget *label;
1977         GtkWidget *arrow;
1978         gint pos;
1979         const gchar *title;
1980         SummaryColumnType type;
1981         gboolean single_char;
1982         GtkJustification justify;
1983
1984         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1985                 SORT_BY_MARK,
1986                 SORT_BY_STATUS,
1987                 SORT_BY_MIME,
1988                 SORT_BY_SUBJECT,
1989                 SORT_BY_FROM,
1990                 SORT_BY_TO,
1991                 SORT_BY_DATE,
1992                 SORT_BY_SIZE,
1993                 SORT_BY_NUMBER,
1994                 SORT_BY_SCORE,
1995                 SORT_BY_LOCKED
1996         };
1997
1998         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1999                 type = summaryview->col_state[pos].type;
2000
2001                 /* CLAWS: mime and unread are single char headers */
2002                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
2003                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2004                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2005
2006                 switch (type) {
2007                 case S_COL_SUBJECT:
2008                 case S_COL_FROM:
2009                 case S_COL_TO:
2010                 case S_COL_DATE:
2011                 case S_COL_NUMBER:
2012                         if (prefs_common.trans_hdr)
2013                                 title = gettext(col_label[type]);
2014                         else
2015                                 title = col_label[type];
2016                         break;
2017                 /* CLAWS: dummies for mark and locked headers */
2018                 case S_COL_MARK:
2019                 case S_COL_LOCKED:
2020                         title = "";
2021                         break;
2022                 default:
2023                         title = gettext(col_label[type]);
2024                 }
2025
2026                 if (type == S_COL_MIME) {
2027                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2028                         gtk_widget_show(label);
2029                         gtk_clist_set_column_widget(clist, pos, label);
2030                         continue;
2031                 } else if (single_char) {
2032                         gtk_clist_set_column_title(clist, pos, title);
2033                         continue;
2034                 }
2035
2036                 /* CLAWS: changed so that locked and mark headers
2037                  * show a pixmap instead of single character */
2038                 hbox  = gtk_hbox_new(FALSE, 4);
2039
2040                 if (type == S_COL_LOCKED)
2041                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2042                 else if (type == S_COL_MARK)
2043                         label = gtk_pixmap_new(markxpm, markxpmmask);
2044                 else
2045                         label = gtk_label_new(title);
2046
2047                 if (justify == GTK_JUSTIFY_RIGHT)
2048                         gtk_box_pack_end(GTK_BOX(hbox), label,
2049                                          FALSE, FALSE, 0);
2050                 else
2051                         gtk_box_pack_start(GTK_BOX(hbox), label,
2052                                            FALSE, FALSE, 0);
2053
2054                 if (summaryview->sort_key == sort_by[type]) {
2055                         arrow = gtk_arrow_new
2056                                 (summaryview->sort_type == SORT_ASCENDING
2057                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2058                                  GTK_SHADOW_IN);
2059                         if (justify == GTK_JUSTIFY_RIGHT)
2060                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2061                                                    FALSE, FALSE, 0);
2062                         else
2063                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2064                                                  FALSE, FALSE, 0);
2065                 }
2066
2067                 gtk_widget_show_all(hbox);
2068                 gtk_clist_set_column_widget(clist, pos, hbox);
2069         }
2070 }
2071
2072 void summary_reflect_prefs(void)
2073 {
2074         SummaryView *summaryview = NULL;
2075         if (!mainwindow_get_mainwindow())
2076                 return;
2077         summaryview = mainwindow_get_mainwindow()->summaryview;
2078         bold_style = bold_marked_style = bold_deleted_style =
2079                 small_style = small_marked_style = small_deleted_style = NULL;
2080         summary_set_fonts(summaryview);
2081         summary_set_column_titles(summaryview);
2082         summary_show(summaryview, summaryview->folder_item);
2083 }
2084
2085 void summary_sort(SummaryView *summaryview,
2086                   FolderSortKey sort_key, FolderSortType sort_type)
2087 {
2088         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2089         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2090         GtkCListCompareFunc cmp_func = NULL;
2091         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2092                                        G_CALLBACK(summary_tree_expanded), summaryview);
2093         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2094
2095         switch (sort_key) {
2096         case SORT_BY_MARK:
2097                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2098                 break;
2099         case SORT_BY_STATUS:
2100                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2101                 break;
2102         case SORT_BY_MIME:
2103                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2104                 break;
2105         case SORT_BY_NUMBER:
2106                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2107                 break;
2108         case SORT_BY_SIZE:
2109                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2110                 break;
2111         case SORT_BY_DATE:
2112                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2113                 break;
2114         case SORT_BY_FROM:
2115                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2116                 break;
2117         case SORT_BY_SUBJECT:
2118                 if (summaryview->simplify_subject_preg)
2119                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2120                 else
2121                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2122                 break;
2123         case SORT_BY_SCORE:
2124                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2125                 break;
2126         case SORT_BY_LABEL:
2127                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2128                 break;
2129         case SORT_BY_TO:
2130                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2131                 break;
2132         case SORT_BY_LOCKED:
2133                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2134                 break;
2135         case SORT_BY_NONE:
2136                 break;
2137         default:
2138                 goto unlock;
2139         }
2140
2141         summaryview->sort_key = sort_key;
2142         summaryview->sort_type = sort_type;
2143
2144         summary_set_column_titles(summaryview);
2145         summary_set_menu_sensitive(summaryview);
2146
2147         /* allow fallback to don't sort */
2148         if (summaryview->sort_key == SORT_BY_NONE)
2149                 goto unlock;
2150
2151         if (cmp_func != NULL) {
2152                 debug_print("Sorting summary...");
2153                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2154
2155                 main_window_cursor_wait(summaryview->mainwin);
2156
2157                 gtk_clist_freeze(clist);
2158                 gtk_clist_set_compare_func(clist, cmp_func);
2159
2160                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2161
2162                 gtk_sctree_sort_recursive(ctree, NULL);
2163
2164                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2165
2166                 main_window_cursor_normal(summaryview->mainwin);
2167                 gtk_clist_thaw(clist);
2168
2169                 debug_print("done.\n");
2170                 STATUSBAR_POP(summaryview->mainwin);
2171         }
2172 unlock:
2173         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2174         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2175                                        G_CALLBACK(summary_tree_expanded), summaryview);
2176 }
2177
2178 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2179                                    GtkCTreeNode *cnode, gpointer data)
2180 {
2181         SummaryView *summaryview = (SummaryView *)data;
2182         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2183         gchar *text[N_SUMMARY_COLS];
2184         gint *col_pos = summaryview->col_pos;
2185         const gchar *msgid = msginfo->msgid;
2186         GHashTable *msgid_table = summaryview->msgid_table;
2187
2188         summary_set_header(summaryview, text, msginfo);
2189
2190         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2191                                 NULL, NULL, NULL, NULL, FALSE,
2192                                 gnode->parent->parent ? TRUE : FALSE);
2193 #define SET_TEXT(col) \
2194         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2195                                 text[col_pos[col]])
2196
2197         SET_TEXT(S_COL_NUMBER);
2198         SET_TEXT(S_COL_SCORE);
2199         SET_TEXT(S_COL_SIZE);
2200         SET_TEXT(S_COL_DATE);
2201         SET_TEXT(S_COL_FROM);
2202         SET_TEXT(S_COL_TO);
2203         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2204
2205 #undef SET_TEXT
2206
2207         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2208         summary_set_marks_func(ctree, cnode, summaryview);
2209
2210         if (msgid && msgid[0] != '\0')
2211                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2212
2213         return TRUE;
2214 }
2215
2216 static void summary_set_ctree_from_list(SummaryView *summaryview,
2217                                         GSList *mlist)
2218 {
2219         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2220         MsgInfo *msginfo;
2221         GtkCTreeNode *node = NULL;
2222         GHashTable *msgid_table;
2223         GHashTable *subject_table;
2224         GSList * cur;
2225         START_TIMING("summary_set_ctree_from_list");
2226
2227         if (!mlist) return;
2228
2229         debug_print("\tSetting summary from message data...");
2230         STATUSBAR_PUSH(summaryview->mainwin,
2231                        _("Setting summary from message data..."));
2232         gdk_flush();
2233
2234         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2235                                        G_CALLBACK(summary_tree_expanded), summaryview);
2236
2237         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2238         summaryview->msgid_table = msgid_table;
2239         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2240         summaryview->subject_table = subject_table;
2241
2242         if (prefs_common.use_addr_book)
2243                 start_address_completion();
2244
2245         if (summaryview->threaded) {
2246                 GNode *root, *gnode;
2247
2248                 root = procmsg_get_thread_tree(mlist);
2249
2250                 for (gnode = root->children; gnode != NULL;
2251                      gnode = gnode->next) {
2252                         node = gtk_ctree_insert_gnode
2253                                 (ctree, NULL, node, gnode,
2254                                  summary_insert_gnode_func, summaryview);
2255                 }
2256
2257                 g_node_destroy(root);
2258
2259                 summary_thread_init(summaryview);
2260         } else {
2261                 gchar *text[N_SUMMARY_COLS];
2262                 cur = mlist;
2263                 for (; mlist != NULL; mlist = mlist->next) {
2264                         msginfo = (MsgInfo *)mlist->data;
2265
2266                         summary_set_header(summaryview, text, msginfo);
2267
2268                         node = gtk_ctree_insert_node
2269                                 (ctree, NULL, node, text, 2,
2270                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2271                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2272                         summary_set_marks_func(ctree, node, summaryview);
2273
2274                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2275                                 g_hash_table_insert(msgid_table,
2276                                                     msginfo->msgid, node);
2277
2278                         subject_table_insert(subject_table,
2279                                              msginfo->subject,
2280                                              node);
2281                 }
2282                 mlist = cur;
2283         }
2284
2285         if (prefs_common.enable_hscrollbar &&
2286             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2287                 gint optimal_width;
2288
2289                 optimal_width = gtk_clist_optimal_column_width
2290                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2291                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2292                                            summaryview->col_pos[S_COL_SUBJECT],
2293                                            optimal_width);
2294         }
2295
2296         if (prefs_common.use_addr_book)
2297                 end_address_completion();
2298
2299         debug_print("done.\n");
2300         STATUSBAR_POP(summaryview->mainwin);
2301         if (debug_get_mode()) {
2302                 debug_print("\tmsgid hash table size = %d\n",
2303                             g_hash_table_size(msgid_table));
2304                 debug_print("\tsubject hash table size = %d\n",
2305                             g_hash_table_size(subject_table));
2306         }
2307
2308         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2309
2310         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2311
2312         if (prefs_common.bold_unread) {
2313                 while (node) {
2314                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2315                         if (GTK_CTREE_ROW(node)->children)
2316                                 summary_set_row_marks(summaryview, node);
2317                         node = next;
2318                 }
2319         }
2320
2321         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2322                                        G_CALLBACK(summary_tree_expanded), summaryview);
2323         END_TIMING();
2324 }
2325
2326 static gchar *summary_complete_address(const gchar *addr)
2327 {
2328         gint count;
2329         gchar *res, *tmp, *email_addr;
2330
2331         if (addr == NULL)
2332                 return NULL;
2333
2334         Xstrdup_a(email_addr, addr, return NULL);
2335         extract_address(email_addr);
2336         g_return_val_if_fail(*email_addr, NULL);
2337
2338         /*
2339          * completion stuff must be already initialized
2340          */
2341         res = NULL;
2342         if (1 < (count = complete_address(email_addr))) {
2343                 tmp = get_complete_address(1);
2344                 res = procheader_get_fromname(tmp);
2345                 g_free(tmp);
2346         }
2347
2348         return res;
2349 }
2350
2351 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2352                                MsgInfo *msginfo)
2353 {
2354         static gchar date_modified[80];
2355         static gchar col_score[11];
2356         static gchar buf[BUFFSIZE];
2357         gint *col_pos = summaryview->col_pos;
2358         gchar *from_text = NULL, *to_text = NULL;
2359         gboolean should_swap = FALSE;
2360
2361         text[col_pos[S_COL_FROM]]   = "";
2362         text[col_pos[S_COL_TO]]     = "";
2363         text[col_pos[S_COL_SUBJECT]]= "";
2364         text[col_pos[S_COL_MARK]]   = "";
2365         text[col_pos[S_COL_STATUS]] = "";
2366         text[col_pos[S_COL_MIME]]   = "";
2367         text[col_pos[S_COL_LOCKED]] = "";
2368         text[col_pos[S_COL_DATE]]   = "";
2369         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2370         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2371         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2372
2373         if (msginfo->date_t) {
2374                 procheader_date_get_localtime(date_modified,
2375                                               sizeof(date_modified),
2376                                               msginfo->date_t);
2377                 text[col_pos[S_COL_DATE]] = date_modified;
2378         } else if (msginfo->date)
2379                 text[col_pos[S_COL_DATE]] = msginfo->date;
2380         else
2381                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2382
2383         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2384                 gchar *addr = NULL;
2385
2386                 addr = g_strdup(msginfo->from);
2387
2388                 if (addr) {
2389                         extract_address(addr);
2390                         if (account_find_from_address(addr)) {
2391                                 should_swap = TRUE;
2392                         }
2393                         g_free(addr);
2394                 }
2395         }
2396
2397         if (!prefs_common.use_addr_book) {
2398                 from_text = msginfo->fromname ?
2399                                 msginfo->fromname :
2400                                 _("(No From)");
2401         } else {
2402                 gchar *tmp = summary_complete_address(msginfo->from);
2403                 from_text = tmp ? tmp : (msginfo->fromname ?
2404                                          msginfo->fromname:
2405                                                 _("(No From)"));
2406         }
2407
2408         to_text = msginfo->to ? msginfo->to :
2409                    (msginfo->cc ? msginfo->cc :
2410                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2411                      )
2412                    );
2413
2414         if (!should_swap) {
2415                 text[col_pos[S_COL_FROM]] = from_text;
2416                 text[col_pos[S_COL_TO]] = to_text;
2417         } else {
2418                 gchar *tmp = NULL;
2419                 tmp = g_strconcat("-->", to_text, NULL);
2420                 text[col_pos[S_COL_FROM]] = tmp;
2421                 tmp = g_strconcat("<--", from_text, NULL);
2422                 text[col_pos[S_COL_TO]] = tmp;
2423         }
2424
2425         if (summaryview->simplify_subject_preg != NULL)
2426                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2427                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2428                                         summaryview->simplify_subject_preg) :
2429                         _("(No Subject)");
2430         else
2431                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2432                         _("(No Subject)");
2433 }
2434
2435 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2436 {
2437         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2438 }
2439
2440 static gboolean defer_change(gpointer data);
2441 typedef struct _ChangeData {
2442         MsgInfo *info;
2443         gint op; /* 0, 1, 2 for unset, set, change */
2444         MsgPermFlags set_flags;
2445         MsgTmpFlags  set_tmp_flags;
2446         MsgPermFlags unset_flags;
2447         MsgTmpFlags  unset_tmp_flags;
2448 } ChangeData;
2449
2450 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2451 {
2452         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2453                 debug_print("flags: doing unset now\n");
2454                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2455         } else {
2456                 ChangeData *unset_data = g_new0(ChangeData, 1);
2457                 unset_data->info = msginfo;
2458                 unset_data->op = 0;
2459                 unset_data->unset_flags = flags;
2460                 unset_data->unset_tmp_flags = tmp_flags;
2461                 debug_print("flags: deferring unset\n");
2462                 g_timeout_add(100, defer_change, unset_data);
2463         }
2464 }
2465
2466 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2467 {
2468         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2469                 debug_print("flags: doing set now\n");
2470                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2471         } else {
2472                 ChangeData *set_data = g_new0(ChangeData, 1);
2473                 set_data->info = msginfo;
2474                 set_data->op = 1;
2475                 set_data->set_flags = flags;
2476                 set_data->set_tmp_flags = tmp_flags;
2477                 debug_print("flags: deferring set\n");
2478                 g_timeout_add(100, defer_change, set_data);
2479         }
2480 }
2481
2482 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2483                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2484                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2485 {
2486         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2487                 debug_print("flags: doing change now\n");
2488                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2489                         rem_flags, rem_tmp_flags);
2490         } else {
2491                 ChangeData *change_data = g_new0(ChangeData, 1);
2492                 change_data->info = msginfo;
2493                 change_data->op = 2;
2494                 change_data->set_flags = add_flags;
2495                 change_data->set_tmp_flags = add_tmp_flags;
2496                 change_data->unset_flags = rem_flags;
2497                 change_data->unset_tmp_flags = rem_tmp_flags;
2498                 debug_print("flags: deferring change\n");
2499                 g_timeout_add(100, defer_change, change_data);
2500         }
2501 }
2502
2503 gboolean defer_change(gpointer data)
2504 {
2505         ChangeData *chg = (ChangeData *)data;
2506         if (chg->info->folder && chg->info->folder->processing_pending) {
2507                 debug_print("flags: trying later\n");
2508                 return TRUE; /* try again */
2509         } else {
2510                 debug_print("flags: finally doing it\n");
2511                 switch(chg->op) {
2512                 case 0:
2513                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2514                         break;
2515                 case 1:
2516                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2517                         break;
2518                 case 2:
2519                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2520                                 chg->unset_flags, chg->unset_tmp_flags);
2521                         break;
2522                 default:
2523                         g_warning("shouldn't happen\n");
2524                 }
2525                 g_free(chg);
2526         }
2527         return FALSE;
2528 }
2529
2530 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2531                                       GtkCTreeNode *row)
2532 {
2533         g_return_if_fail(summaryview != NULL);
2534         g_return_if_fail(msginfo != NULL);
2535         g_return_if_fail(row != NULL);
2536
2537         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2538                 summary_msginfo_unset_flags
2539                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2540                 summary_set_row_marks(summaryview, row);
2541                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2542                 summary_status_show(summaryview);
2543         }
2544 }
2545
2546 typedef struct  {
2547         MsgInfo *msginfo;
2548         SummaryView *summaryview;
2549         GtkCTreeNode *row;
2550 } MarkAsReadData;
2551
2552 static int msginfo_mark_as_read_timeout(void *data)
2553 {
2554         MarkAsReadData *mdata = (MarkAsReadData *)data;
2555         if (!mdata)
2556                 return FALSE;
2557
2558         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2559                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2560                                      mdata->row);
2561
2562         g_free(mdata);
2563
2564         return FALSE;
2565 }
2566
2567 static void summary_display_msg_full(SummaryView *summaryview,
2568                                      GtkCTreeNode *row,
2569                                      gboolean new_window, gboolean all_headers)
2570 {
2571         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2572         MsgInfo *msginfo;
2573         gint val;
2574
2575         if (!new_window) {
2576                 if (summaryview->displayed == row)
2577                         return;
2578                 else
2579                         summaryview->messageview->filtered = FALSE;
2580         }
2581
2582         g_return_if_fail(row != NULL);
2583
2584         if (summary_is_locked(summaryview)) return;
2585         summary_lock(summaryview);
2586
2587         STATUSBAR_POP(summaryview->mainwin);
2588         GTK_EVENTS_FLUSH();
2589
2590         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2591
2592         if (new_window) {
2593                 MessageView *msgview;
2594
2595                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2596                 val = messageview_show(msgview, msginfo, all_headers);
2597         } else {
2598                 MessageView *msgview;
2599
2600                 msgview = summaryview->messageview;
2601
2602                 summaryview->displayed = row;
2603                 if (!messageview_is_visible(msgview)) {
2604                         main_window_toggle_message_view(summaryview->mainwin);
2605                         GTK_EVENTS_FLUSH();
2606                 }
2607                 val = messageview_show(msgview, msginfo, all_headers);
2608                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2609                         gtk_widget_grab_focus(summaryview->ctree);
2610                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2611         }
2612
2613         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2614                 if (prefs_common.mark_as_read_delay) {
2615                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2616                         data->summaryview = summaryview;
2617                         data->msginfo = msginfo;
2618                         data->row = row;
2619                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2620                                 msginfo_mark_as_read_timeout, data);
2621                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2622                         msginfo_mark_as_read(summaryview, msginfo, row);
2623                 }
2624         }
2625
2626         summary_set_menu_sensitive(summaryview);
2627         toolbar_main_set_sensitive(summaryview->mainwin);
2628         messageview_set_menu_sensitive(summaryview->messageview);
2629
2630         summary_unlock(summaryview);
2631 }
2632
2633 void summary_display_msg_selected(SummaryView *summaryview,
2634                                   gboolean all_headers)
2635 {
2636         if (summary_is_locked(summaryview)) return;
2637         summaryview->displayed = NULL;
2638         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2639                                  all_headers);
2640 }
2641
2642 void summary_redisplay_msg(SummaryView *summaryview)
2643 {
2644         GtkCTreeNode *node;
2645
2646         if (summaryview->displayed) {
2647                 node = summaryview->displayed;
2648                 summaryview->displayed = NULL;
2649                 summary_display_msg(summaryview, node);
2650         }
2651 }
2652
2653 void summary_open_msg(SummaryView *summaryview)
2654 {
2655         if (!summaryview->selected) return;
2656
2657         /* CLAWS: if separate message view, don't open a new window
2658          * but rather use the current separated message view */
2659         summary_display_msg_full(summaryview, summaryview->selected,
2660                                  prefs_common.sep_msg ? FALSE : TRUE,
2661                                  FALSE);
2662 }
2663
2664 void summary_view_source(SummaryView * summaryview)
2665 {
2666         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2667         MsgInfo *msginfo;
2668         SourceWindow *srcwin;
2669
2670         if (!summaryview->selected) return;
2671
2672         srcwin = source_window_create();
2673         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2674         source_window_show_msg(srcwin, msginfo);
2675         source_window_show(srcwin);
2676 }
2677
2678 void summary_reedit(SummaryView *summaryview)
2679 {
2680         MsgInfo *msginfo;
2681
2682         if (!summaryview->selected) return;
2683         if (!summaryview->folder_item) return;
2684         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2685         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2686         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2687                 return;
2688
2689         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2690                                               summaryview->selected);
2691         if (!msginfo) return;
2692
2693         compose_reedit(msginfo);
2694 }
2695
2696 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2697 {
2698         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2699         GtkCTreeNode *node;
2700
2701         if (summary_is_locked(summaryview)) return FALSE;
2702         if (type == GTK_SCROLL_STEP_FORWARD) {
2703                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2704                 if (node)
2705                         gtkut_ctree_expand_parent_all(ctree, node);
2706                 else
2707                         return FALSE;
2708         } else {
2709                 if (summaryview->selected) {
2710                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2711                         if (!node) return FALSE;
2712                 }
2713         }
2714
2715         if (messageview_is_visible(summaryview->messageview))
2716                 summaryview->display_msg = TRUE;
2717
2718         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2719
2720         if (GTK_CLIST(ctree)->selection)
2721                 gtk_sctree_set_anchor_row
2722                         (GTK_SCTREE(ctree),
2723                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2724
2725         return TRUE;
2726 }
2727
2728 void summary_toggle_view(SummaryView *summaryview)
2729 {
2730         if (!messageview_is_visible(summaryview->messageview) &&
2731             summaryview->selected)
2732                 summary_display_msg(summaryview,
2733                                     summaryview->selected);
2734         else
2735                 main_window_toggle_message_view(summaryview->mainwin);
2736 }
2737
2738 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2739                                                 GtkCTreeNode *node)
2740 {
2741         MsgInfo *msginfo;
2742
2743         if (node) {
2744                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2745                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2746                         return TRUE;
2747                 node = GTK_CTREE_ROW(node)->children;
2748         } else
2749                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2750
2751         while (node) {
2752                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2753                         return TRUE;
2754                 node = GTK_CTREE_ROW(node)->sibling;
2755         }
2756
2757         return FALSE;
2758 }
2759
2760 static gboolean summary_have_unread_children(SummaryView *summaryview,
2761                                              GtkCTreeNode *node)
2762 {
2763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2764
2765         if (!node) return FALSE;
2766
2767         node = GTK_CTREE_ROW(node)->children;
2768
2769         while (node) {
2770                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2771                         return TRUE;
2772                 node = GTK_CTREE_ROW(node)->sibling;
2773         }
2774         return FALSE;
2775 }
2776
2777 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2778 {
2779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2780         GtkStyle *style = NULL;
2781         MsgInfo *msginfo;
2782         MsgFlags flags;
2783         gint *col_pos = summaryview->col_pos;
2784
2785         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2786         if (!msginfo) return;
2787
2788         flags = msginfo->flags;
2789
2790         gtk_ctree_node_set_foreground(ctree, row, NULL);
2791
2792         /* set new/unread column */
2793         if (MSG_IS_IGNORE_THREAD(flags)) {
2794                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2795                                           ignorethreadxpm, ignorethreadxpmmask);
2796         } else if (MSG_IS_NEW(flags)) {
2797                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2798                                           newxpm, newxpmmask);
2799         } else if (MSG_IS_UNREAD(flags)) {
2800                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2801                                           unreadxpm, unreadxpmmask);
2802         } else if (MSG_IS_REPLIED(flags)) {
2803                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2804                                           repliedxpm, repliedxpmmask);
2805         } else if (MSG_IS_FORWARDED(flags)) {
2806                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2807                                           forwardedxpm, forwardedxpmmask);
2808         } else {
2809                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2810                                         "");
2811         }
2812
2813         if (prefs_common.bold_unread &&
2814             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2815              (!GTK_CTREE_ROW(row)->expanded &&
2816               GTK_CTREE_ROW(row)->children &&
2817               summary_have_unread_children(summaryview, row))))
2818                 style = bold_style;
2819
2820         /* set mark column */
2821         if (MSG_IS_DELETED(flags)) {
2822                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2823                                           deletedxpm, deletedxpmmask);
2824                 if (style)
2825                         style = bold_deleted_style;
2826                 else {
2827                         style = small_deleted_style;
2828                 }
2829                         gtk_ctree_node_set_foreground
2830                                 (ctree, row, &summaryview->color_dim);
2831         } else if (MSG_IS_MARKED(flags)) {
2832                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2833                                           markxpm, markxpmmask);
2834         } else if (MSG_IS_MOVE(flags)) {
2835                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2836                 if (style)
2837                         style = bold_marked_style;
2838                 else {
2839                         style = small_marked_style;
2840                 }
2841                         gtk_ctree_node_set_foreground
2842                                 (ctree, row, &summaryview->color_marked);
2843         } else if (MSG_IS_COPY(flags)) {
2844                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2845                 if (style)
2846                         style = bold_marked_style;
2847                 else {
2848                         style = small_marked_style;
2849                 }
2850                         gtk_ctree_node_set_foreground
2851                                 (ctree, row, &summaryview->color_marked);
2852 #if 0
2853         } else if ((global_scoring ||
2854                   summaryview->folder_item->prefs->scoring) &&
2855                  (msginfo->score >= summaryview->important_score) &&
2856                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2857                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2858                 gtk_ctree_node_set_foreground(ctree, row,
2859                                               &summaryview->color_important);
2860 #endif
2861         } else {
2862                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2863         }
2864
2865         if (MSG_IS_LOCKED(flags)) {
2866                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2867                                           lockedxpm, lockedxpmmask);
2868         }
2869         else {
2870                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2871         }
2872
2873         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2874                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2875                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2876         } else if (MSG_IS_SIGNED(flags)) {
2877                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2878                                           gpgsignedxpm, gpgsignedxpmmask);
2879         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2880                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2881                                           clipkeyxpm, clipkeyxpmmask);
2882         } else if (MSG_IS_ENCRYPTED(flags)) {
2883                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2884                                           keyxpm, keyxpmmask);
2885         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2886                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2887                                           clipxpm, clipxpmmask);
2888         } else {
2889                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2890         }
2891         if (!style)
2892                 style = small_style;
2893
2894         gtk_ctree_node_set_row_style(ctree, row, style);
2895
2896         if (MSG_GET_COLORLABEL(flags))
2897                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2898 }
2899
2900 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2901 {
2902         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2903         MsgInfo *msginfo;
2904
2905         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2906         if (MSG_IS_DELETED(msginfo->flags))
2907                 summaryview->deleted--;
2908         if (MSG_IS_MOVE(msginfo->flags))
2909                 summaryview->moved--;
2910         if (MSG_IS_COPY(msginfo->flags))
2911                 summaryview->copied--;
2912
2913         procmsg_msginfo_set_to_folder(msginfo, NULL);
2914         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2915         summary_set_row_marks(summaryview, row);
2916         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2917 }
2918
2919 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2920 {
2921         gboolean changed = FALSE;
2922         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2923         MsgInfo *msginfo;
2924
2925         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2926         if (MSG_IS_DELETED(msginfo->flags))
2927                 summaryview->deleted--;
2928         if (MSG_IS_MOVE(msginfo->flags)) {
2929                 summaryview->moved--;
2930                 changed = TRUE;
2931         }
2932         if (MSG_IS_COPY(msginfo->flags)) {
2933                 summaryview->copied--;
2934                 changed = TRUE;
2935         }
2936         procmsg_msginfo_set_to_folder(msginfo, NULL);
2937         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2938
2939         summary_set_row_marks(summaryview, row);
2940         debug_print("Message %d is locked\n", msginfo->msgnum);
2941 }
2942
2943 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2944 {
2945         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2946         MsgInfo *msginfo;
2947
2948         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2949         if (!MSG_IS_LOCKED(msginfo->flags))
2950                 return;
2951         procmsg_msginfo_set_to_folder(msginfo, NULL);
2952         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2953         summary_set_row_marks(summaryview, row);
2954         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2955 }
2956
2957 void summary_mark(SummaryView *summaryview)
2958 {
2959         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2960         GList *cur;
2961
2962         START_LONG_OPERATION(summaryview);
2963         folder_item_set_batch(summaryview->folder_item, TRUE);
2964         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2965                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2966         folder_item_set_batch(summaryview->folder_item, FALSE);
2967         END_LONG_OPERATION(summaryview);
2968
2969         summary_status_show(summaryview);
2970 }
2971
2972 static void summary_mark_row_as_read(SummaryView *summaryview,
2973                                      GtkCTreeNode *row)
2974 {
2975         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2976         MsgInfo *msginfo;
2977
2978         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2979
2980         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2981                 return;
2982
2983         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2984         summary_set_row_marks(summaryview, row);
2985         debug_print("Message %d is marked as read\n",
2986                 msginfo->msgnum);
2987 }
2988
2989 void summary_mark_as_read(SummaryView *summaryview)
2990 {
2991         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2992         GList *cur;
2993
2994         START_LONG_OPERATION(summaryview);
2995         folder_item_set_batch(summaryview->folder_item, TRUE);
2996         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2997                 summary_mark_row_as_read(summaryview,
2998                                          GTK_CTREE_NODE(cur->data));
2999         folder_item_set_batch(summaryview->folder_item, FALSE);
3000         END_LONG_OPERATION(summaryview);
3001
3002         summary_status_show(summaryview);
3003 }
3004
3005 void summary_msgs_lock(SummaryView *summaryview)
3006 {
3007         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3008         GList *cur;
3009
3010         START_LONG_OPERATION(summaryview);
3011         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3012                 summary_lock_row(summaryview,
3013                                          GTK_CTREE_NODE(cur->data));
3014         END_LONG_OPERATION(summaryview);
3015
3016         summary_status_show(summaryview);
3017 }
3018
3019 void summary_msgs_unlock(SummaryView *summaryview)
3020 {
3021         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3022         GList *cur;
3023
3024         START_LONG_OPERATION(summaryview);
3025         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3026                 summary_unlock_row(summaryview,
3027                                    GTK_CTREE_NODE(cur->data));
3028         END_LONG_OPERATION(summaryview);
3029
3030         summary_status_show(summaryview);
3031 }
3032
3033 void summary_mark_all_read(SummaryView *summaryview)
3034 {
3035         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3036         GtkCTreeNode *node;
3037
3038         START_LONG_OPERATION(summaryview);
3039         folder_item_set_batch(summaryview->folder_item, TRUE);
3040         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3041              node = gtkut_ctree_node_next(ctree, node))
3042                 summary_mark_row_as_read(summaryview, node);
3043         folder_item_set_batch(summaryview->folder_item, FALSE);
3044         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3045              node = gtkut_ctree_node_next(ctree, node)) {
3046                 if (!GTK_CTREE_ROW(node)->expanded)
3047                         summary_set_row_marks(summaryview, node);
3048         }
3049         END_LONG_OPERATION(summaryview);
3050
3051         summary_status_show(summaryview);
3052 }
3053
3054 static void summary_mark_row_as_unread(SummaryView *summaryview,
3055                                        GtkCTreeNode *row)
3056 {
3057         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3058         MsgInfo *msginfo;
3059
3060         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3061         if (MSG_IS_DELETED(msginfo->flags)) {
3062                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3063                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3064                 summaryview->deleted--;
3065         }
3066
3067         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3068         debug_print("Message %d is marked as unread\n",
3069                 msginfo->msgnum);
3070
3071         summary_set_row_marks(summaryview, row);
3072 }
3073
3074 void summary_mark_as_unread(SummaryView *summaryview)
3075 {
3076         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3077         GList *cur;
3078
3079         START_LONG_OPERATION(summaryview);
3080         folder_item_set_batch(summaryview->folder_item, TRUE);
3081         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3082                 cur = cur->next)
3083                 summary_mark_row_as_unread(summaryview,
3084                                            GTK_CTREE_NODE(cur->data));
3085         folder_item_set_batch(summaryview->folder_item, FALSE);
3086         END_LONG_OPERATION(summaryview);
3087
3088         summary_status_show(summaryview);
3089 }
3090
3091 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3092 {
3093         GList * cur;
3094         gboolean found;
3095
3096         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3097
3098         case F_NEWS:
3099
3100                 /*
3101                   security : checks if one the accounts correspond to
3102                   the author of the post
3103                 */
3104
3105                 found = FALSE;
3106                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3107                         PrefsAccount * account;
3108                         gchar * from_name;
3109
3110                         account = cur->data;
3111                         if (account->name && *account->name)
3112                                 from_name =
3113                                         g_strdup_printf("%s <%s>",
3114                                                         account->name,
3115                                                         account->address);
3116                         else
3117                                 from_name =
3118                                         g_strdup_printf("%s",
3119                                                         account->address);
3120
3121                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3122                                 g_free(from_name);
3123                                 found = TRUE;
3124                                 break;
3125                         }
3126                         g_free(from_name);
3127                 }
3128
3129                 if (!found) {
3130                         alertpanel_error(_("You're not the author of the article\n"));
3131                 }
3132
3133                 return found;
3134
3135         default:
3136                 return TRUE;
3137         }
3138 }
3139
3140 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3141 {
3142         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3143         MsgInfo *msginfo;
3144
3145         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3146
3147         if (!check_permission(summaryview, msginfo))
3148                 return;
3149
3150         if (MSG_IS_LOCKED(msginfo->flags)) return;
3151
3152         if (MSG_IS_DELETED(msginfo->flags)) return;
3153
3154         if (MSG_IS_MOVE(msginfo->flags))
3155                 summaryview->moved--;
3156         if (MSG_IS_COPY(msginfo->flags))
3157                 summaryview->copied--;
3158
3159         procmsg_msginfo_set_to_folder(msginfo, NULL);
3160         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3161         summaryview->deleted++;
3162
3163         if (!prefs_common.immediate_exec &&
3164             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3165                 summary_set_row_marks(summaryview, row);
3166
3167         debug_print("Message %s/%d is set to delete\n",
3168                     msginfo->folder->path, msginfo->msgnum);
3169 }
3170
3171 void summary_cancel(SummaryView *summaryview)
3172 {
3173         MsgInfo * msginfo;
3174         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3175
3176         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3177                                               summaryview->selected);
3178         if (!msginfo) return;
3179
3180         if (!check_permission(summaryview, msginfo))
3181                 return;
3182
3183         news_cancel_article(summaryview->folder_item->folder, msginfo);
3184
3185         if (summary_is_locked(summaryview)) return;
3186
3187         summary_lock(summaryview);
3188
3189         gtk_clist_freeze(clist);
3190
3191         summary_update_status(summaryview);
3192         summary_status_show(summaryview);
3193
3194         gtk_clist_thaw(clist);
3195
3196         summary_unlock(summaryview);
3197 }
3198
3199 void summary_delete(SummaryView *summaryview)
3200 {
3201         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3202         FolderItem *item = summaryview->folder_item;
3203         GList *cur;
3204         GtkCTreeNode *sel_last = NULL;
3205         GtkCTreeNode *node;
3206         AlertValue aval;
3207         MsgInfo *msginfo;
3208
3209         if (!item) return;
3210
3211         if (summary_is_locked(summaryview)) return;
3212
3213         if (!summaryview->folder_item ||
3214             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3215
3216         aval = alertpanel(_("Delete message(s)"),
3217                           _("Do you really want to delete selected message(s)?"),
3218                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3219         if (aval != G_ALERTDEFAULT) return;
3220
3221         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3222              cur = cur->next) {
3223                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3224                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3225                 if (msginfo->total_size != 0 &&
3226                     msginfo->size != (off_t)msginfo->total_size)
3227                         partial_mark_for_delete(msginfo);
3228         }
3229
3230         main_window_cursor_wait(summaryview->mainwin);
3231
3232         /* next code sets current row focus right. We need to find a row
3233          * that is not deleted. */
3234         START_LONG_OPERATION(summaryview);
3235         folder_item_set_batch(summaryview->folder_item, TRUE);
3236         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3237                 sel_last = GTK_CTREE_NODE(cur->data);
3238                 summary_delete_row(summaryview, sel_last);
3239         }
3240         folder_item_set_batch(summaryview->folder_item, FALSE);
3241         END_LONG_OPERATION(summaryview);
3242
3243         node = summary_find_next_msg(summaryview, sel_last);
3244         if (!node)
3245                 node = summary_find_prev_msg(summaryview, sel_last);
3246
3247         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3248
3249         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3250                 summary_execute(summaryview);
3251                 /* after deleting, the anchor may be at an invalid row
3252                  * so reset it to the node we found earlier */
3253                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3254         } else
3255                 summary_status_show(summaryview);
3256
3257
3258         main_window_cursor_normal(summaryview->mainwin);
3259 }
3260
3261 void summary_delete_trash(SummaryView *summaryview)
3262 {
3263         FolderItem *to_folder = NULL;
3264         PrefsAccount *ac;
3265         if (!summaryview->folder_item ||
3266             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3267
3268         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3269                 to_folder = account_get_special_folder(ac, F_TRASH);
3270
3271         if (to_folder == NULL)
3272                 to_folder = summaryview->folder_item->folder->trash;
3273
3274         if (to_folder == NULL || to_folder == summaryview->folder_item
3275             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3276                 summary_delete(summaryview);
3277         else
3278                 summary_move_selected_to(summaryview, to_folder);
3279 }
3280
3281
3282 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3283 {
3284         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3285         MsgInfo *msginfo;
3286
3287         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3288         if (MSG_IS_DELETED(msginfo->flags))
3289                 summaryview->deleted--;
3290         if (MSG_IS_MOVE(msginfo->flags))
3291                 summaryview->moved--;
3292         if (MSG_IS_COPY(msginfo->flags))
3293                 summaryview->copied--;
3294
3295         procmsg_msginfo_set_to_folder(msginfo, NULL);
3296         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3297         summary_set_row_marks(summaryview, row);
3298
3299         debug_print("Message %s/%d is unmarked\n",
3300                     msginfo->folder->path, msginfo->msgnum);
3301 }
3302
3303 void summary_unmark(SummaryView *summaryview)
3304 {
3305         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3306         GList *cur;
3307
3308         START_LONG_OPERATION(summaryview);
3309         folder_item_set_batch(summaryview->folder_item, TRUE);
3310         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3311                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3312         folder_item_set_batch(summaryview->folder_item, FALSE);
3313         END_LONG_OPERATION(summaryview);
3314
3315         summary_status_show(summaryview);
3316 }
3317
3318 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3319                                 FolderItem *to_folder)
3320 {
3321         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3322         MsgInfo *msginfo;
3323
3324         g_return_if_fail(to_folder != NULL);
3325
3326         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3327         if (MSG_IS_LOCKED(msginfo->flags))
3328                 return;
3329
3330         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3331         if (MSG_IS_DELETED(msginfo->flags))
3332                 summaryview->deleted--;
3333         if (MSG_IS_COPY(msginfo->flags)) {
3334                 summaryview->copied--;
3335         }
3336         if (!MSG_IS_MOVE(msginfo->flags)) {
3337                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3338                 summaryview->moved++;
3339         } else {
3340                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3341         }
3342
3343         if (!prefs_common.immediate_exec) {
3344                 summary_set_row_marks(summaryview, row);
3345         }
3346
3347         debug_print("Message %d is set to move to %s\n",
3348                     msginfo->msgnum, to_folder->path);
3349 }
3350
3351 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3352 {
3353         GList *cur;
3354
3355         if (!to_folder) return;
3356         if (!summaryview->folder_item ||
3357             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3358
3359         if (summary_is_locked(summaryview)) return;
3360
3361         if (summaryview->folder_item == to_folder) {
3362                 alertpanel_error(_("Destination is same as current folder."));
3363                 return;
3364         }
3365
3366         START_LONG_OPERATION(summaryview);
3367
3368         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3369              cur != NULL && cur->data != NULL; cur = cur->next)
3370                 summary_move_row_to
3371                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3372
3373         END_LONG_OPERATION(summaryview);
3374
3375         if (prefs_common.immediate_exec) {
3376                 summary_execute(summaryview);
3377         } else {
3378                 summary_status_show(summaryview);
3379         }
3380
3381         if (!summaryview->selected) { /* this was the last message */
3382                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3383                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3384                 if (node)
3385                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3386         }
3387
3388 }
3389
3390 void summary_move_to(SummaryView *summaryview)
3391 {
3392         FolderItem *to_folder;
3393
3394         if (!summaryview->folder_item ||
3395             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3396
3397         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3398                                          FOLDER_SEL_MOVE, NULL);
3399         summary_move_selected_to(summaryview, to_folder);
3400 }
3401
3402 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3403                                 FolderItem *to_folder)
3404 {
3405         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3406         MsgInfo *msginfo;
3407
3408         g_return_if_fail(to_folder != NULL);
3409
3410         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3411         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3412         if (MSG_IS_DELETED(msginfo->flags))
3413                 summaryview->deleted--;
3414         if (MSG_IS_MOVE(msginfo->flags)) {
3415                 summaryview->moved--;
3416         }
3417
3418         if (!MSG_IS_COPY(msginfo->flags)) {
3419                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3420                 summaryview->copied++;
3421         } else {
3422                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3423         }
3424         if (!prefs_common.immediate_exec) {
3425                 summary_set_row_marks(summaryview, row);
3426         }
3427
3428         debug_print("Message %d is set to copy to %s\n",
3429                     msginfo->msgnum, to_folder->path);
3430 }
3431
3432 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3433 {
3434         GList *cur;
3435
3436         if (!to_folder) return;
3437         if (!summaryview->folder_item) return;
3438
3439         if (summary_is_locked(summaryview)) return;
3440
3441         if (summaryview->folder_item == to_folder) {
3442                 alertpanel_error
3443                         (_("Destination to copy is same as current folder."));
3444                 return;
3445         }
3446
3447         START_LONG_OPERATION(summaryview);
3448
3449         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3450              cur != NULL && cur->data != NULL; cur = cur->next)
3451                 summary_copy_row_to
3452                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3453
3454         END_LONG_OPERATION(summaryview);
3455
3456         if (prefs_common.immediate_exec)
3457                 summary_execute(summaryview);
3458         else {
3459                 summary_status_show(summaryview);
3460         }
3461 }
3462
3463 void summary_copy_to(SummaryView *summaryview)
3464 {
3465         FolderItem *to_folder;
3466
3467         if (!summaryview->folder_item) return;
3468
3469         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3470                                          FOLDER_SEL_COPY, NULL);
3471         summary_copy_selected_to(summaryview, to_folder);
3472 }
3473
3474 void summary_add_address(SummaryView *summaryview)
3475 {
3476         MsgInfo *msginfo;
3477         gchar *from;
3478
3479         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3480                                               summaryview->selected);
3481         if (!msginfo) return;
3482
3483         Xstrdup_a(from, msginfo->from, return);
3484         eliminate_address_comment(from);
3485         extract_address(from);
3486         addressbook_add_contact(msginfo->fromname, from, NULL);
3487 }
3488
3489 void summary_select_all(SummaryView *summaryview)
3490 {
3491         if (!summaryview->folder_item) return;
3492
3493         summary_lock(summaryview);
3494         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3495         summary_unlock(summaryview);
3496         summary_status_show(summaryview);
3497 }
3498
3499 void summary_unselect_all(SummaryView *summaryview)
3500 {
3501         summary_lock(summaryview);
3502         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3503         summary_unlock(summaryview);
3504         summary_status_show(summaryview);
3505 }
3506
3507 void summary_select_thread(SummaryView *summaryview)
3508 {
3509         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3510         GtkCTreeNode *node = summaryview->selected;
3511
3512         if (!node) return;
3513
3514         while (GTK_CTREE_ROW(node)->parent != NULL)
3515                 node = GTK_CTREE_ROW(node)->parent;
3516
3517         if (node != summaryview->selected)
3518                 summary_select_node
3519                         (summaryview, node,
3520                          messageview_is_visible(summaryview->messageview),
3521                          FALSE);
3522
3523         gtk_ctree_select_recursive(ctree, node);
3524
3525         summary_status_show(summaryview);
3526 }
3527
3528 void summary_save_as(SummaryView *summaryview)
3529 {
3530         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3531         MsgInfo *msginfo;
3532         gchar *filename = NULL;
3533         gchar *src, *dest;
3534         gchar *tmp;
3535
3536         AlertValue aval = 0;
3537
3538         if (!summaryview->selected) return;
3539         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3540         if (!msginfo) return;
3541
3542         if (msginfo->subject) {
3543                 Xstrdup_a(filename, msginfo->subject, return);
3544                 subst_for_filename(filename);
3545         }
3546         if (g_getenv ("G_BROKEN_FILENAMES") &&
3547             filename && !g_utf8_validate(filename, -1, NULL)) {
3548                 gchar *oldstr = filename;
3549                 filename = conv_codeset_strdup(filename,
3550                                                conv_get_locale_charset_str(),
3551                                                CS_UTF_8);
3552                 if (!filename) {
3553                         g_warning("summary_save_as(): faild to convert character set.");
3554                         filename = g_strdup(oldstr);
3555                 }
3556                 dest = filesel_select_file_save(_("Save as"), filename);
3557                 g_free(filename);
3558         } else
3559                 dest = filesel_select_file_save(_("Save as"), filename);
3560         filename = NULL;
3561         if (!dest) return;
3562         if (is_file_exist(dest)) {
3563                 aval = alertpanel(_("Append or Overwrite"),
3564                                   _("Append or overwrite existing file?"),
3565                                   _("_Append"), _("_Overwrite"),
3566                                   GTK_STOCK_CANCEL);
3567                 if (aval != 0 && aval != 1)
3568                         return;
3569         }
3570
3571         src = procmsg_get_message_file(msginfo);
3572         tmp = g_path_get_basename(dest);
3573
3574         if ( aval==0 ) { /* append */
3575                 if (append_file(src, dest, TRUE) < 0)
3576                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3577         } else { /* overwrite */
3578                 if (copy_file(src, dest, TRUE) < 0)
3579                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3580         }
3581         g_free(src);
3582
3583         /*
3584          * If two or more msgs are selected,
3585          * append them to the output file.
3586          */
3587         if (GTK_CLIST(ctree)->selection->next) {
3588                 GList *item;
3589                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3590                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3591                         if (!msginfo) break;
3592                         src = procmsg_get_message_file(msginfo);
3593                         if (append_file(src, dest, TRUE) < 0)
3594                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3595                 }
3596                 g_free(src);
3597         }
3598         g_free(dest);
3599         g_free(tmp);
3600 }
3601
3602 #ifdef USE_GNOMEPRINT
3603 static void print_mimeview(MimeView *mimeview)
3604 {
3605         if (!mimeview
3606         ||  !mimeview->textview
3607         ||  !mimeview->textview->text)
3608                 alertpanel_warning(_("Cannot print: the message doesn't "
3609                                      "contain text."));
3610         else
3611                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3612 }
3613 #endif
3614
3615 void summary_print(SummaryView *summaryview)
3616 {
3617         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3618 #ifndef USE_GNOMEPRINT
3619         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3620         MsgInfo *msginfo;
3621         gchar *cmdline = NULL;
3622         gchar *p;
3623 #endif
3624         GList *cur;
3625
3626         if (clist->selection == NULL) return;
3627 #ifndef USE_GNOMEPRINT
3628         cmdline = input_dialog(_("Print"),
3629                                _("Enter the print command line:\n"
3630                                  "('%s' will be replaced with file name)"),
3631                                prefs_common.print_cmd);
3632         if (!cmdline) return;
3633         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3634             strchr(p + 2, '%')) {
3635                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3636                                  cmdline);
3637                 g_free(cmdline);
3638                 return;
3639         }
3640         for (cur = clist->selection;
3641              cur != NULL && cur->data != NULL;
3642              cur = cur->next) {
3643                 msginfo = gtk_ctree_node_get_row_data
3644                         (ctree, GTK_CTREE_NODE(cur->data));
3645                 if (msginfo)
3646                         procmsg_print_message(msginfo, cmdline);
3647         }
3648
3649         g_free(cmdline);
3650 #else
3651         for (cur = clist->selection;
3652              cur != NULL && cur->data != NULL;
3653              cur = cur->next) {
3654                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3655                 if (node != summaryview->displayed) {
3656                         MessageView *tmpview = messageview_create(
3657                                                 summaryview->mainwin);
3658                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3659                                                 GTK_CTREE(summaryview->ctree),
3660                                                 node);
3661
3662                         messageview_init(tmpview);
3663                         tmpview->all_headers = summaryview->messageview->all_headers;
3664                         if (msginfo && messageview_show(tmpview, msginfo,
3665                                 tmpview->all_headers) >= 0) {
3666                                         print_mimeview(tmpview->mimeview);
3667                         }
3668                         messageview_destroy(tmpview);
3669                 } else {
3670                         print_mimeview(summaryview->messageview->mimeview);
3671                 }
3672         }
3673 #endif
3674 }
3675
3676 gboolean summary_execute(SummaryView *summaryview)
3677 {
3678         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3679         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3680         GtkCTreeNode *node, *next;
3681         GtkCTreeNode *new_selected = NULL;
3682         gint move_val = -1;
3683
3684         if (!summaryview->folder_item) return FALSE;
3685
3686         if (summary_is_locked(summaryview)) return FALSE;
3687         summary_lock(summaryview);
3688
3689         gtk_clist_freeze(clist);
3690
3691         if (summaryview->threaded)
3692                 summary_unthread_for_exec(summaryview);
3693
3694         folder_item_update_freeze();
3695         move_val = summary_execute_move(summaryview);
3696         summary_execute_copy(summaryview);
3697         summary_execute_delete(summaryview);
3698
3699         node = GTK_CTREE_NODE(clist->row_list);
3700         for (; node != NULL; node = next) {
3701                 next = gtkut_ctree_node_next(ctree, node);
3702                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3703
3704                 if (node == summaryview->displayed) {
3705                         messageview_clear(summaryview->messageview);
3706                         summaryview->displayed = NULL;
3707                 }
3708                 if (GTK_CTREE_ROW(node)->children != NULL) {
3709                         g_warning("summary_execute(): children != NULL\n");
3710                         continue;
3711                 }
3712
3713                 if (!new_selected &&
3714                     gtkut_ctree_node_is_selected(ctree, node)) {
3715                         summary_unselect_all(summaryview);
3716                         new_selected = summary_find_next_msg(summaryview, node);
3717                         if (!new_selected)
3718                                 new_selected = summary_find_prev_msg
3719                                         (summaryview, node);
3720                 }
3721
3722                 gtk_ctree_remove_node(ctree, node);
3723         }
3724
3725         folder_item_update_thaw();
3726         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3727
3728         if (new_selected) {
3729                 summary_unlock(summaryview);
3730                 gtk_sctree_select
3731                         (GTK_SCTREE(ctree),
3732                          new_selected);
3733                 summary_lock(summaryview);
3734         }
3735
3736         if (summaryview->threaded) {
3737                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3738                 summary_thread_build(summaryview);
3739                 summary_thread_init(summaryview);
3740                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3741         }
3742
3743         summaryview->selected = clist->selection ?
3744                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3745
3746         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3747                 menu_set_insensitive_all
3748                         (GTK_MENU_SHELL(summaryview->popupmenu));
3749                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3750         } else
3751                 gtk_widget_grab_focus(summaryview->ctree);
3752
3753         summary_update_status(summaryview);
3754         summary_status_show(summaryview);
3755
3756         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3757
3758         summary_unlock(summaryview);
3759
3760         if (move_val < 0)
3761                 summary_show(summaryview, summaryview->folder_item);
3762         return TRUE;
3763 }
3764
3765 static gint summary_execute_move(SummaryView *summaryview)
3766 {
3767         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3768         GSList *cur;
3769         gint val = -1;
3770         /* search moving messages and execute */
3771         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3772                                 summaryview);
3773
3774         if (summaryview->mlist) {
3775                 val = procmsg_move_messages(summaryview->mlist);
3776
3777                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3778                         procmsg_msginfo_free((MsgInfo *)cur->data);
3779                 g_slist_free(summaryview->mlist);
3780                 summaryview->mlist = NULL;
3781         }
3782         return val;
3783 }
3784
3785 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3786                                       gpointer data)
3787 {
3788         SummaryView *summaryview = data;
3789         MsgInfo *msginfo;
3790
3791         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3792
3793         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3794                 summaryview->mlist =
3795                         g_slist_prepend(summaryview->mlist, msginfo);
3796                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3797
3798                 if (msginfo->msgid && *msginfo->msgid &&
3799                     node == g_hash_table_lookup(summaryview->msgid_table,
3800                                                 msginfo->msgid))
3801                         g_hash_table_remove(summaryview->msgid_table,
3802                                             msginfo->msgid);
3803         }
3804 }
3805
3806 static void summary_execute_copy(SummaryView *summaryview)
3807 {
3808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3809
3810         /* search copying messages and execute */
3811         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3812                                 summaryview);
3813
3814         if (summaryview->mlist) {
3815                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3816                 procmsg_copy_messages(summaryview->mlist);
3817
3818                 g_slist_free(summaryview->mlist);
3819                 summaryview->mlist = NULL;
3820         }
3821 }
3822
3823 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3824                                       gpointer data)
3825 {
3826         SummaryView *summaryview = data;
3827         MsgInfo *msginfo;
3828
3829         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3830
3831         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3832                 summaryview->mlist =
3833                         g_slist_prepend(summaryview->mlist, msginfo);
3834
3835                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3836                 summary_set_row_marks(summaryview, node);
3837         }
3838 }
3839
3840 static void summary_execute_delete(SummaryView *summaryview)
3841 {
3842         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3843         GSList *cur;
3844
3845         /* search deleting messages and execute */
3846         gtk_ctree_pre_recursive
3847                 (ctree, NULL, summary_execute_delete_func, summaryview);
3848
3849         if (!summaryview->mlist) return;
3850
3851         folder_item_remove_msgs(summaryview->folder_item,
3852                                 summaryview->mlist);
3853
3854         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3855                 procmsg_msginfo_free((MsgInfo *)cur->data);
3856
3857         g_slist_free(summaryview->mlist);
3858         summaryview->mlist = NULL;
3859 }
3860
3861 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3862                                         gpointer data)
3863 {
3864         SummaryView *summaryview = data;
3865         MsgInfo *msginfo;
3866
3867         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3868
3869         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3870                 summaryview->mlist =
3871                         g_slist_append(summaryview->mlist, msginfo);
3872                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3873
3874                 if (msginfo->msgid && *msginfo->msgid &&
3875                     node == g_hash_table_lookup(summaryview->msgid_table,
3876                                                 msginfo->msgid)) {
3877                         g_hash_table_remove(summaryview->msgid_table,
3878                                             msginfo->msgid);
3879                 }
3880                 if (msginfo->subject && *msginfo->subject &&
3881                     node == subject_table_lookup(summaryview->subject_table,
3882                                                  msginfo->subject)) {
3883                         subject_table_remove(summaryview->subject_table,
3884                                              msginfo->subject);
3885                 }
3886         }
3887 }
3888
3889 /* thread functions */
3890
3891 void summary_thread_build(SummaryView *summaryview)
3892 {
3893         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3894         GtkCTreeNode *node;
3895         GtkCTreeNode *next;
3896         GtkCTreeNode *parent;
3897         MsgInfo *msginfo;
3898         GSList *reflist;
3899
3900         summary_lock(summaryview);
3901
3902         debug_print("Building threads...");
3903         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3904         main_window_cursor_wait(summaryview->mainwin);
3905
3906         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3907                                        G_CALLBACK(summary_tree_expanded), summaryview);
3908         gtk_clist_freeze(GTK_CLIST(ctree));
3909
3910         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3911         while (node) {
3912                 next = GTK_CTREE_ROW(node)->sibling;
3913
3914                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3915
3916                 parent = NULL;
3917
3918                 if (msginfo && msginfo->inreplyto) {
3919                         parent = g_hash_table_lookup(summaryview->msgid_table,
3920                                                      msginfo->inreplyto);
3921
3922                         if (!parent && msginfo->references) {
3923                                 for (reflist = msginfo->references;
3924                                      reflist != NULL; reflist = reflist->next)
3925                                         if ((parent = g_hash_table_lookup
3926                                                 (summaryview->msgid_table,
3927                                                  reflist->data)))
3928                                                 break;
3929                         }
3930                 }
3931
3932                 if (prefs_common.thread_by_subject && parent == NULL) {
3933                         parent = subject_table_lookup
3934                                 (summaryview->subject_table,
3935                                  msginfo->subject);
3936                 }
3937
3938                 if (parent && parent != node) {
3939                         gtk_ctree_move(ctree, node, parent, NULL);
3940                 }
3941
3942                 node = next;
3943         }
3944
3945         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3946
3947         gtk_clist_thaw(GTK_CLIST(ctree));
3948         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3949                                          G_CALLBACK(summary_tree_expanded), summaryview);
3950
3951         debug_print("done.\n");
3952         STATUSBAR_POP(summaryview->mainwin);
3953         main_window_cursor_normal(summaryview->mainwin);
3954
3955         summaryview->threaded = TRUE;
3956
3957         summary_unlock(summaryview);
3958 }
3959
3960 static void summary_thread_init(SummaryView *summaryview)
3961 {
3962         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3963         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3964         GtkCTreeNode *next;
3965
3966         if (!summaryview->thread_collapsed) {
3967                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3968                                        G_CALLBACK(summary_tree_expanded), summaryview);
3969                 while (node) {
3970                         next = GTK_CTREE_ROW(node)->sibling;
3971                         if (GTK_CTREE_ROW(node)->children)
3972                                 gtk_ctree_expand_recursive(ctree, node);
3973                         node = next;
3974                 }
3975                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3976                                        G_CALLBACK(summary_tree_expanded), summaryview);
3977         }
3978 }
3979
3980 void summary_unthread(SummaryView *summaryview)
3981 {
3982         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3983         GtkCTreeNode *node;
3984         GtkCTreeNode *child;
3985         GtkCTreeNode *sibling;
3986         GtkCTreeNode *next_child;
3987
3988         summary_lock(summaryview);
3989
3990         debug_print("Unthreading...");
3991         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3992         main_window_cursor_wait(summaryview->mainwin);
3993
3994         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3995                                         summary_tree_collapsed, summaryview);
3996         gtk_clist_freeze(GTK_CLIST(ctree));
3997
3998         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3999              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4000                 child = GTK_CTREE_ROW(node)->children;
4001                 sibling = GTK_CTREE_ROW(node)->sibling;
4002
4003                 while (child != NULL) {
4004                         next_child = GTK_CTREE_ROW(child)->sibling;
4005                         gtk_ctree_move(ctree, child, NULL, sibling);
4006                         child = next_child;
4007                 }
4008         }
4009
4010         /* CLAWS: and sort it */
4011         gtk_sctree_sort_recursive(ctree, NULL);
4012
4013         gtk_clist_thaw(GTK_CLIST(ctree));
4014         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4015                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4016
4017         debug_print("done.\n");
4018         STATUSBAR_POP(summaryview->mainwin);
4019         main_window_cursor_normal(summaryview->mainwin);
4020
4021         summaryview->threaded = FALSE;
4022
4023         summary_unlock(summaryview);
4024 }
4025
4026 static void summary_unthread_for_exec(SummaryView *summaryview)
4027 {
4028         GtkCTreeNode *node;
4029         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4030
4031         debug_print("Unthreading for execution...");
4032
4033         START_LONG_OPERATION(summaryview);
4034
4035         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4036              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4037                 summary_unthread_for_exec_func(ctree, node, NULL);
4038         }
4039
4040         END_LONG_OPERATION(summaryview);
4041
4042         debug_print("done.\n");
4043 }
4044
4045 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4046                                            gpointer data)
4047 {
4048         MsgInfo *msginfo;
4049         GtkCTreeNode *top_parent;
4050         GtkCTreeNode *child;
4051         GtkCTreeNode *sibling;
4052
4053         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4054
4055         if (!msginfo ||
4056             (!MSG_IS_MOVE(msginfo->flags) &&
4057              !MSG_IS_DELETED(msginfo->flags)))
4058                 return;
4059         child = GTK_CTREE_ROW(node)->children;
4060         if (!child) return;
4061
4062         for (top_parent = node;
4063              GTK_CTREE_ROW(top_parent)->parent != NULL;
4064              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4065                 ;
4066         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4067
4068         while (child != NULL) {
4069                 GtkCTreeNode *next_child;
4070
4071                 next_child = GTK_CTREE_ROW(child)->sibling;
4072                 gtk_ctree_move(ctree, child, NULL, sibling);
4073                 child = next_child;
4074         }
4075 }
4076
4077 void summary_expand_threads(SummaryView *summaryview)
4078 {
4079         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4080         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4081
4082         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4083                                        G_CALLBACK(summary_tree_expanded), summaryview);
4084         gtk_clist_freeze(GTK_CLIST(ctree));
4085
4086         while (node) {
4087                 if (GTK_CTREE_ROW(node)->children) {
4088                         gtk_ctree_expand(ctree, node);
4089                         summary_set_row_marks(summaryview, node);
4090                 }
4091                 node = GTK_CTREE_NODE_NEXT(node);
4092         }
4093
4094         gtk_clist_thaw(GTK_CLIST(ctree));
4095         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4096                                          G_CALLBACK(summary_tree_expanded), summaryview);
4097
4098         summaryview->thread_collapsed = FALSE;
4099
4100         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4101 }
4102
4103 void summary_collapse_threads(SummaryView *summaryview)
4104 {
4105         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4106         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4107
4108         gtk_clist_freeze(GTK_CLIST(ctree));
4109
4110         while (node) {
4111                 if (GTK_CTREE_ROW(node)->children)
4112                         gtk_ctree_collapse(ctree, node);
4113                 node = GTK_CTREE_ROW(node)->sibling;
4114         }
4115
4116         gtk_clist_thaw(GTK_CLIST(ctree));
4117
4118         summaryview->thread_collapsed = TRUE;
4119
4120         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4121 }
4122
4123 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4124 {
4125         summary_lock(summaryview);
4126
4127         folder_item_update_freeze();
4128
4129         debug_print("filtering...");
4130         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4131         main_window_cursor_wait(summaryview->mainwin);
4132
4133         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4134
4135         if (selected_only) {
4136                 GList *cur;
4137
4138                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4139                      cur != NULL && cur->data != NULL; cur = cur->next) {
4140                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4141                                             GTK_CTREE_NODE(cur->data),
4142                                             summaryview);
4143                 }
4144         } else {
4145                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4146                                         GTK_CTREE_FUNC(summary_filter_func),
4147                                         summaryview);
4148         }
4149         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4150
4151         folder_item_update_thaw();
4152         debug_print("done.\n");
4153         STATUSBAR_POP(summaryview->mainwin);
4154         main_window_cursor_normal(summaryview->mainwin);
4155
4156         summary_unlock(summaryview);
4157
4158         /*
4159          * CLAWS: summary_show() only valid after having a lock. ideally
4160          * we want the lock to be context aware...
4161          */
4162         summary_show(summaryview, summaryview->folder_item);
4163 }
4164
4165 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4166                                 gpointer data)
4167 {
4168         MailFilteringData mail_filtering_data;
4169         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4170
4171         mail_filtering_data.msginfo = msginfo;
4172         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4173                 return;
4174
4175         filter_message_by_msginfo(filtering_rules, msginfo);
4176 }
4177
4178 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4179                                  PrefsFilterType type, gint processing_rule)
4180 {
4181         gchar *header = NULL;
4182         gchar *key = NULL;
4183
4184         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4185
4186         if (processing_rule) {
4187                 if (item == NULL)
4188                         prefs_filtering_open(&pre_global_processing,
4189                                              _("Processing rules to apply before folder rules"),
4190                                              header, key);
4191                 else
4192                         prefs_filtering_open(&item->prefs->processing,
4193                                              _("Processing configuration"),
4194                                              header, key);
4195         }
4196         else {
4197                 prefs_filtering_open(&filtering_rules,
4198                                      _("Filtering configuration"),
4199                                        header, key);
4200         }
4201
4202         g_free(header);
4203         g_free(key);
4204 }
4205
4206 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4207                          gint processing_rule)
4208 {
4209         MsgInfo *msginfo;
4210         FolderItem * item;
4211
4212         if (!summaryview->selected) return;
4213
4214         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4215                                               summaryview->selected);
4216         if (!msginfo) return;
4217
4218         item = summaryview->folder_item;
4219         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4220 }
4221
4222 /* color label */
4223
4224 #define N_COLOR_LABELS colorlabel_get_color_count()
4225
4226 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4227                                                      gpointer data)
4228 {
4229         guint color = GPOINTER_TO_UINT(data);
4230         SummaryView *summaryview;
4231
4232         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4233         g_return_if_fail(summaryview != NULL);
4234
4235         /* "dont_toggle" state set? */
4236         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4237                                 "dont_toggle"))
4238                 return;
4239
4240         summary_set_colorlabel(summaryview, color, NULL);
4241 }
4242
4243 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4244  * for the messsage; not the color index */
4245 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4246                                   guint labelcolor)
4247 {
4248         GdkColor color;
4249         GtkStyle *style, *prev_style, *ctree_style;
4250         MsgInfo *msginfo;
4251         gint color_index;
4252
4253         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4254
4255         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4256         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4257         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4258
4259         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4260                 if (!prev_style) return;
4261                 style = gtk_style_copy(prev_style);
4262                 color = ctree_style->fg[GTK_STATE_NORMAL];
4263                 style->fg[GTK_STATE_NORMAL] = color;
4264                 color = ctree_style->fg[GTK_STATE_SELECTED];
4265                 style->fg[GTK_STATE_SELECTED] = color;
4266         } else {
4267                 if (prev_style)
4268                         style = gtk_style_copy(prev_style);
4269                 else
4270                         style = gtk_style_copy(ctree_style);
4271                 color = colorlabel_get_color(color_index);
4272                 style->fg[GTK_STATE_NORMAL] = color;
4273                 /* get the average of label color and selected fg color
4274                    for visibility */
4275                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4276                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4277                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4278         }
4279
4280         gtk_ctree_node_set_row_style(ctree, node, style);
4281 }
4282
4283 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4284 {
4285         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4286         MsgInfo *msginfo;
4287
4288         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4289
4290         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4291                                         MSG_CLABEL_FLAG_MASK, 0);
4292 }
4293
4294 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4295                             GtkWidget *widget)
4296 {
4297         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4298         GList *cur;
4299
4300         START_LONG_OPERATION(summaryview);
4301
4302         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4303                 summary_set_row_colorlabel(summaryview,
4304                                            GTK_CTREE_NODE(cur->data), labelcolor);
4305         END_LONG_OPERATION(summaryview);
4306 }
4307
4308 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4309                                                           gpointer data)
4310 {
4311         SummaryView *summaryview;
4312         GtkMenuShell *menu;
4313         GtkCheckMenuItem **items;
4314         gint n;
4315         GList *cur, *sel;
4316
4317         summaryview = (SummaryView *)data;
4318         g_return_if_fail(summaryview != NULL);
4319
4320         sel = GTK_CLIST(summaryview->ctree)->selection;
4321         if (!sel) return;
4322
4323         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4324         g_return_if_fail(menu != NULL);
4325
4326         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4327
4328         /* NOTE: don't return prematurely because we set the "dont_toggle"
4329          * state for check menu items */
4330         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4331                           GINT_TO_POINTER(1));
4332
4333         /* clear items. get item pointers. */
4334         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4335                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4336                         gtk_check_menu_item_set_active
4337                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4338                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4339                         n++;
4340                 }
4341         }
4342
4343         if (n == (N_COLOR_LABELS + 1)) {
4344                 /* iterate all messages and set the state of the appropriate
4345                  * items */
4346                 for (; sel != NULL; sel = sel->next) {
4347                         MsgInfo *msginfo;
4348                         gint clabel;
4349
4350                         msginfo = gtk_ctree_node_get_row_data
4351                                 (GTK_CTREE(summaryview->ctree),
4352                                  GTK_CTREE_NODE(sel->data));
4353                         if (msginfo) {
4354                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4355                                 if (!items[clabel]->active)
4356                                         gtk_check_menu_item_set_active
4357                                                 (items[clabel], TRUE);
4358                         }
4359                 }
4360         } else
4361                 g_warning("invalid number of color elements (%d)\n", n);
4362
4363         /* reset "dont_toggle" state */
4364         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4365                           GINT_TO_POINTER(0));
4366 }
4367
4368 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4369 {
4370         GtkWidget *label_menuitem;
4371         GtkWidget *menu;
4372         GtkWidget *item;
4373         gint i;
4374
4375         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4376                                                    "/Color label");
4377         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4378                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4379                            summaryview);
4380         gtk_widget_show(label_menuitem);
4381
4382         menu = gtk_menu_new();
4383
4384         /* create sub items. for the menu item activation callback we pass the
4385          * index of label_colors[] as data parameter. for the None color we
4386          * pass an invalid (high) value. also we attach a data pointer so we
4387          * can always get back the SummaryView pointer. */
4388
4389         item = gtk_check_menu_item_new_with_label(_("None"));
4390         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4391         g_signal_connect(G_OBJECT(item), "activate",
4392                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4393                            GUINT_TO_POINTER(0));
4394         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4395         gtk_widget_show(item);
4396
4397         item = gtk_menu_item_new();
4398         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4399         gtk_widget_show(item);
4400
4401         /* create pixmap/label menu items */
4402         for (i = 0; i < N_COLOR_LABELS; i++) {
4403                 item = colorlabel_create_check_color_menu_item(i);
4404                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4405                 g_signal_connect(G_OBJECT(item), "activate",
4406                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4407                                  GUINT_TO_POINTER(i + 1));
4408                 g_object_set_data(G_OBJECT(item), "summaryview",
4409                                   summaryview);
4410                 gtk_widget_show(item);
4411         }
4412
4413         gtk_widget_show(menu);
4414         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4415         summaryview->colorlabel_menu = menu;
4416 }
4417
4418 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4419 {
4420         GtkWidget *ctree;
4421         gint *col_pos = summaryview->col_pos;
4422         SummaryColumnState *col_state;
4423         gchar *titles[N_SUMMARY_COLS];
4424         SummaryColumnType type;
4425         gint pos;
4426
4427         memset(titles, 0, sizeof(titles));
4428
4429         col_state = prefs_summary_column_get_config();
4430         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4431                 summaryview->col_state[pos] = col_state[pos];
4432                 type = col_state[pos].type;
4433                 col_pos[type] = pos;
4434                 titles[pos] = "dummy";
4435         }
4436         col_state = summaryview->col_state;
4437
4438         ctree = gtk_sctree_new_with_titles
4439                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4440
4441         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4442         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4443                                            GTK_JUSTIFY_CENTER);
4444         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4445                                            GTK_JUSTIFY_CENTER);
4446         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4447                                            GTK_JUSTIFY_CENTER);
4448         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4449                                            GTK_JUSTIFY_CENTER);
4450         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4451                                            GTK_JUSTIFY_RIGHT);
4452         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4453                                            GTK_JUSTIFY_RIGHT);
4454         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4455                                            GTK_JUSTIFY_RIGHT);
4456         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4457                                    SUMMARY_COL_MARK_WIDTH);
4458         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4459                                    SUMMARY_COL_STATUS_WIDTH);
4460         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4461                                    SUMMARY_COL_LOCKED_WIDTH);
4462         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4463                                    SUMMARY_COL_MIME_WIDTH);
4464         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4465                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4466         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4467                                    prefs_common.summary_col_size[S_COL_FROM]);
4468         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4469                                    prefs_common.summary_col_size[S_COL_TO]);
4470         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4471                                    prefs_common.summary_col_size[S_COL_DATE]);
4472         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4473                                    prefs_common.summary_col_size[S_COL_SIZE]);
4474         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4475                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4476         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4477                                    prefs_common.summary_col_size[S_COL_SCORE]);
4478         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4479         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4480                                      GTK_CTREE_EXPANDER_SQUARE);
4481 #if 0
4482         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4483         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4484                                      GTK_CTREE_EXPANDER_TRIANGLE);
4485 #endif
4486         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4487         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4488
4489         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4490                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4491                                        GTK_CAN_FOCUS);
4492                 gtk_clist_set_column_visibility
4493                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4494         }
4495
4496         /* connect signal to the buttons for sorting */
4497 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4498         g_signal_connect \
4499                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4500                  "clicked", \
4501                  G_CALLBACK(func), \
4502                  summaryview)
4503
4504         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4505         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4506         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4507         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4508         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4509         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4510         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4511         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4512         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4513         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4514         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4515
4516 #undef CLIST_BUTTON_SIGNAL_CONNECT
4517
4518         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4519                          G_CALLBACK(summary_selected), summaryview);
4520         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4521                          G_CALLBACK(summary_button_pressed),
4522                          summaryview);
4523         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4524                          G_CALLBACK(summary_button_released),
4525                          summaryview);
4526         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4527                          G_CALLBACK(summary_key_pressed), summaryview);
4528         g_signal_connect(G_OBJECT(ctree), "resize_column",
4529                          G_CALLBACK(summary_col_resized), summaryview);
4530         g_signal_connect(G_OBJECT(ctree), "open_row",
4531                          G_CALLBACK(summary_open_row), summaryview);
4532
4533         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4534                                G_CALLBACK(summary_tree_expanded),
4535                                summaryview);
4536         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4537                                G_CALLBACK(summary_tree_collapsed),
4538                                summaryview);
4539
4540         g_signal_connect(G_OBJECT(ctree), "start_drag",
4541                          G_CALLBACK(summary_start_drag),
4542                          summaryview);
4543         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4544                          G_CALLBACK(summary_drag_data_get),
4545                          summaryview);
4546
4547         return ctree;
4548 }
4549
4550 void summary_set_column_order(SummaryView *summaryview)
4551 {
4552         GtkWidget *ctree;
4553         GtkWidget *scrolledwin = summaryview->scrolledwin;
4554         GtkWidget *pixmap;
4555         FolderItem *item;
4556         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4557         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4558
4559         item = summaryview->folder_item;
4560
4561         summary_clear_all(summaryview);
4562         gtk_widget_destroy(summaryview->ctree);
4563
4564         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4565         summary_set_fonts(summaryview);
4566         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4567         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4568                                     summaryview->col_pos[S_COL_MIME], pixmap);
4569         gtk_widget_show(pixmap);
4570         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4571                                             GTK_CLIST(ctree)->hadjustment);
4572         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4573                                             GTK_CLIST(ctree)->vadjustment);
4574         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4575         gtk_widget_show(ctree);
4576
4577         summary_show(summaryview, item);
4578
4579         summary_select_by_msgnum(summaryview, selected_msgnum);
4580
4581         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4582         if (!summaryview->displayed)
4583                 messageview_clear(summaryview->messageview);
4584         else
4585                 summary_redisplay_msg(summaryview);
4586 }
4587
4588
4589 /* callback functions */
4590
4591 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4592                                    SummaryView *summaryview)
4593 {
4594         if (event)
4595                 summary_toggle_view(summaryview);
4596         return TRUE;
4597 }
4598
4599 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4600                                        SummaryView *summaryview)
4601 {
4602         if (!event) return FALSE;
4603
4604         if (event->button == 3) {
4605                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4606                 /* right clicked */
4607                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4608                                NULL, NULL, event->button, event->time);
4609         } else if (event->button == 2) {
4610                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4611         } else if (event->button == 1) {
4612                 if (!prefs_common.emulate_emacs &&
4613                     messageview_is_visible(summaryview->messageview))
4614                         summaryview->display_msg = TRUE;
4615         }
4616
4617         return FALSE;
4618 }
4619
4620 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4621                                         SummaryView *summaryview)
4622 {
4623         return FALSE;
4624 }
4625
4626 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4627 {
4628         summary_key_pressed(summaryview->ctree, event, summaryview);
4629 }
4630
4631 #define BREAK_ON_MODIFIER_KEY() \
4632         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4633
4634 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4635                                     SummaryView *summaryview)
4636 {
4637         GtkCTree *ctree = GTK_CTREE(widget);
4638         GtkCTreeNode *node;
4639         MessageView *messageview;
4640         TextView *textview;
4641         GtkAdjustment *adj;
4642         gboolean mod_pressed;
4643
4644         if (summary_is_locked(summaryview)) return TRUE;
4645         if (!event) return TRUE;
4646
4647         if (quicksearch_has_focus(summaryview->quicksearch))
4648                 return FALSE;
4649
4650         switch (event->keyval) {
4651         case GDK_Left:          /* Move focus */
4652                 adj = gtk_scrolled_window_get_hadjustment
4653                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4654                 if (adj->lower != adj->value)
4655                         break;
4656                 /* FALLTHROUGH */
4657         case GDK_Escape:
4658                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4659                 return TRUE;
4660         case GDK_Home:
4661         case GDK_End:
4662                 if ((node = summaryview->selected) != NULL) {
4663                         GtkCTreeNode *next = NULL;
4664                         next = (event->keyval == GDK_Home)
4665                                         ? gtk_ctree_node_nth(ctree, 0)
4666                                         : gtk_ctree_node_nth(ctree,
4667                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4668                         if (next) {
4669                                 gtk_sctree_select_with_state
4670                                         (GTK_SCTREE(ctree), next, event->state);
4671
4672                                 /* Deprecated - what are the non-deprecated equivalents? */
4673                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4674                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4675                                 summaryview->selected = next;
4676                         }
4677                 }
4678                 return TRUE;
4679         default:
4680                 break;
4681         }
4682
4683         if (!summaryview->selected) {
4684                 node = gtk_ctree_node_nth(ctree, 0);
4685                 if (node)
4686                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4687                 else
4688                         return TRUE;
4689         }
4690
4691         messageview = summaryview->messageview;
4692         textview = messageview->mimeview->textview;
4693
4694         mod_pressed =
4695                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4696
4697         switch (event->keyval) {
4698         case GDK_space:         /* Page down or go to the next */
4699                 if (event->state & GDK_SHIFT_MASK)
4700                         textview_scroll_page(textview, TRUE);
4701                 else {
4702                         if (summaryview->displayed != summaryview->selected) {
4703                                 summary_display_msg(summaryview,
4704                                                     summaryview->selected);
4705                                 break;
4706                         }
4707                         if (mod_pressed) {
4708                                 if (!textview_scroll_page(textview, TRUE))
4709                                         summary_select_prev_unread(summaryview);
4710                         } else {
4711                                 if (!textview_scroll_page(textview, FALSE))
4712                                         summary_select_next_unread(summaryview);
4713                         }
4714                 }
4715                 break;
4716         case GDK_BackSpace:     /* Page up */
4717                 textview_scroll_page(textview, TRUE);
4718                 break;
4719         case GDK_Return:        /* Scroll up/down one line */
4720                 if (summaryview->displayed != summaryview->selected) {
4721                         summary_display_msg(summaryview,
4722                                             summaryview->selected);
4723                         break;
4724                 }
4725                 textview_scroll_one_line(textview, mod_pressed);
4726                 break;
4727         case GDK_Delete:
4728                 BREAK_ON_MODIFIER_KEY();
4729                 summary_delete_trash(summaryview);
4730                 break;
4731         default:
4732                 break;
4733         }
4734         return FALSE;
4735 }
4736
4737 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4738 {
4739         SummaryView *summaryview = data;
4740
4741         summary_show(summaryview, summaryview->folder_item);
4742 }
4743
4744 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4745 {
4746         SummaryView *summaryview = (SummaryView *)data;
4747
4748         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4749                 prefs_common.show_searchbar = TRUE;
4750                 quicksearch_show(summaryview->quicksearch);
4751         } else {
4752                 prefs_common.show_searchbar = FALSE;
4753                 quicksearch_hide(summaryview->quicksearch);
4754         }
4755 }
4756
4757 void summaryview_activate_quicksearch(SummaryView *summaryview)
4758 {
4759         gtk_toggle_button_set_active(
4760                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4761                 TRUE);
4762         quicksearch_show(summaryview->quicksearch);
4763 }
4764
4765 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4766 {
4767         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4768         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4769         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4770                 summary_reedit(summaryview);
4771         else
4772                 summary_open_msg(summaryview);
4773
4774         summaryview->display_msg = FALSE;
4775 }
4776
4777 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4778                                   SummaryView *summaryview)
4779 {
4780         summary_set_row_marks(summaryview, node);
4781         if (prefs_common.bold_unread) {
4782                 while (node) {
4783                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4784                         if (GTK_CTREE_ROW(node)->children)
4785                                 summary_set_row_marks(summaryview, node);
4786                         node = next;
4787                 }
4788         }
4789 }
4790
4791 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4792                                    SummaryView *summaryview)
4793 {
4794         summary_set_row_marks(summaryview, node);
4795 }
4796
4797 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4798                              gint column, SummaryView *summaryview)
4799 {
4800         MsgInfo *msginfo;
4801         gboolean marked_unread = FALSE;
4802
4803         if (summary_is_locked(summaryview)
4804         ||  GTK_SCTREE(ctree)->selecting_range) {
4805                 return;
4806         }
4807
4808         summary_status_show(summaryview);
4809
4810         if (GTK_CLIST(ctree)->selection &&
4811             GTK_CLIST(ctree)->selection->next) {
4812                 summaryview->display_msg = FALSE;
4813                 summary_set_menu_sensitive(summaryview);
4814                 toolbar_main_set_sensitive(summaryview->mainwin);
4815                 return;
4816         }
4817
4818         summaryview->selected = row;
4819
4820         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4821         g_return_if_fail(msginfo != NULL);
4822
4823         switch (column < 0 ? column : summaryview->col_state[column].type) {
4824         case S_COL_MARK:
4825                 if (!MSG_IS_DELETED(msginfo->flags) &&
4826                     !MSG_IS_MOVE(msginfo->flags) &&
4827                     !MSG_IS_COPY(msginfo->flags)) {
4828                         if (MSG_IS_MARKED(msginfo->flags)) {
4829                                 summary_unmark_row(summaryview, row);
4830                         } else {
4831                                 summary_mark_row(summaryview, row);
4832                         }
4833                 }
4834                 break;
4835         case S_COL_STATUS:
4836                 if (MSG_IS_UNREAD(msginfo->flags)) {
4837                         summary_mark_row_as_read(summaryview, row);
4838                         summary_status_show(summaryview);
4839                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4840                          !MSG_IS_FORWARDED(msginfo->flags)) {
4841                         marked_unread = TRUE;
4842                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4843                         summary_find_answers(summaryview, msginfo);
4844                         return;
4845                 }
4846                 break;
4847         case S_COL_LOCKED:
4848                 if (MSG_IS_LOCKED(msginfo->flags)) {
4849                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4850                         summary_set_row_marks(summaryview, row);
4851                 }
4852                 else
4853                         summary_lock_row(summaryview, row);
4854                 break;
4855         default:
4856                 break;
4857         }
4858
4859         if (summaryview->display_msg ||
4860             (prefs_common.always_show_msg &&
4861              messageview_is_visible(summaryview->messageview))) {
4862                 summaryview->display_msg = FALSE;
4863                 if (summaryview->displayed != row) {
4864                         summary_display_msg(summaryview, row);
4865                         if (marked_unread) {
4866                                 summary_mark_row_as_unread(summaryview, row);
4867                                 summary_status_show(summaryview);
4868                         }
4869                         return;
4870                 }
4871         }
4872
4873         if (marked_unread) {
4874                 summary_mark_row_as_unread(summaryview, row);
4875                 summary_status_show(summaryview);
4876         }
4877
4878         summary_set_menu_sensitive(summaryview);
4879         toolbar_main_set_sensitive(summaryview->mainwin);
4880 }
4881
4882 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4883                                 SummaryView *summaryview)
4884 {
4885         SummaryColumnType type = summaryview->col_state[column].type;
4886
4887         prefs_common.summary_col_size[type] = width;
4888 }
4889
4890
4891 /*
4892  * \brief get List of msginfo selected in SummaryView
4893  *
4894  * \param summaryview
4895  *
4896  * \return GSList holding MsgInfo
4897  */
4898 GSList *summary_get_selection(SummaryView *summaryview)
4899 {
4900         GList *sel = NULL;
4901         GSList *msginfo_list = NULL;
4902
4903         g_return_val_if_fail(summaryview != NULL, NULL);
4904
4905         sel = GTK_CLIST(summaryview->ctree)->selection;
4906
4907         g_return_val_if_fail(sel != NULL, NULL);
4908
4909         for ( ; sel != NULL; sel = sel->next)
4910                 msginfo_list =
4911                         g_slist_append(msginfo_list,
4912                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4913                                                                    GTK_CTREE_NODE(sel->data)));
4914         return msginfo_list;
4915 }
4916
4917 static void summary_reply_cb(SummaryView *summaryview, guint action,
4918                              GtkWidget *widget)
4919 {
4920         MessageView *msgview = (MessageView*)summaryview->messageview;
4921         GSList *msginfo_list;
4922
4923         g_return_if_fail(msgview != NULL);
4924
4925         msginfo_list = summary_get_selection(summaryview);
4926         g_return_if_fail(msginfo_list != NULL);
4927         compose_reply_from_messageview(msgview, msginfo_list, action);
4928         g_slist_free(msginfo_list);
4929 }
4930
4931 static void summary_show_all_header_cb(SummaryView *summaryview,
4932                                        guint action, GtkWidget *widget)
4933 {
4934         summaryview->messageview->all_headers =
4935                         GTK_CHECK_MENU_ITEM(widget)->active;
4936         summary_display_msg_selected(summaryview,
4937                                      GTK_CHECK_MENU_ITEM(widget)->active);
4938 }
4939
4940 static void summary_add_address_cb(SummaryView *summaryview,
4941                                    guint action, GtkWidget *widget)
4942 {
4943         summary_add_address(summaryview);
4944 }
4945
4946 static void summary_create_filter_cb(SummaryView *summaryview,
4947                                      guint action, GtkWidget *widget)
4948 {
4949         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4950 }
4951
4952 static void summary_create_processing_cb(SummaryView *summaryview,
4953                                          guint action, GtkWidget *widget)
4954 {
4955         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4956 }
4957
4958 static void summary_sort_by_column_click(SummaryView *summaryview,
4959                                          FolderSortKey sort_key)
4960 {
4961         GtkCTreeNode *node = NULL;
4962         START_TIMING("summary_sort_by_column_click");
4963         if (summaryview->sort_key == sort_key)
4964                 summary_sort(summaryview, sort_key,
4965                              summaryview->sort_type == SORT_ASCENDING
4966                              ? SORT_DESCENDING : SORT_ASCENDING);
4967         else
4968                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4969
4970         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4971
4972         if (prefs_common.bold_unread) {
4973                 while (node) {
4974                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4975                         if (GTK_CTREE_ROW(node)->children)
4976                                 summary_set_row_marks(summaryview, node);
4977                         node = next;
4978                 }
4979         }
4980         END_TIMING();
4981 }
4982
4983 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4984 {
4985         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4986 }
4987
4988 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4989 {
4990         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4991 }
4992
4993 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4994 {
4995         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4996 }
4997
4998 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4999 {
5000         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5001 }
5002
5003 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5004 {
5005         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5006 }
5007
5008 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5009 {
5010         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5011 }
5012
5013 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5014 {
5015         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5016 }
5017
5018 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5019 {
5020         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5021 }
5022
5023 static void summary_subject_clicked(GtkWidget *button,
5024                                     SummaryView *summaryview)
5025 {
5026         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5027 }
5028
5029 static void summary_score_clicked(GtkWidget *button,
5030                                   SummaryView *summaryview)
5031 {
5032         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5033 }
5034
5035 static void summary_locked_clicked(GtkWidget *button,
5036                                    SummaryView *summaryview)
5037 {
5038         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5039 }
5040
5041 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5042                                SummaryView *summaryview)
5043 {
5044         GdkDragContext *context;
5045
5046         g_return_if_fail(summaryview != NULL);
5047         g_return_if_fail(summaryview->folder_item != NULL);
5048         g_return_if_fail(summaryview->folder_item->folder != NULL);
5049         if (summaryview->selected == NULL) return;
5050
5051         context = gtk_drag_begin(widget, summaryview->target_list,
5052                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5053         gtk_drag_set_icon_default(context);
5054 }
5055
5056 static void summary_drag_data_get(GtkWidget        *widget,
5057                                   GdkDragContext   *drag_context,
5058                                   GtkSelectionData *selection_data,
5059                                   guint             info,
5060                                   guint             time,
5061                                   SummaryView      *summaryview)
5062 {
5063         if (info == TARGET_MAIL_URI_LIST) {
5064                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5065                 GList *cur;
5066                 MsgInfo *msginfo;
5067                 gchar *mail_list = NULL, *tmp1, *tmp2;
5068
5069                 for (cur = GTK_CLIST(ctree)->selection;
5070                      cur != NULL && cur->data != NULL; cur = cur->next) {
5071                         msginfo = gtk_ctree_node_get_row_data
5072                                 (ctree, GTK_CTREE_NODE(cur->data));
5073                         tmp2 = procmsg_get_message_file(msginfo);
5074                         if (!tmp2) continue;
5075                         tmp1 = g_strconcat("file://", tmp2, NULL);
5076                         g_free(tmp2);
5077
5078                         if (!mail_list) {
5079                                 mail_list = tmp1;
5080                         } else {
5081                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5082                                 g_free(mail_list);
5083                                 g_free(tmp1);
5084                                 mail_list = tmp2;
5085                         }
5086                 }
5087
5088                 if (mail_list != NULL) {
5089                         gtk_selection_data_set(selection_data,
5090                                                selection_data->target, 8,
5091                                                mail_list, strlen(mail_list));
5092                         g_free(mail_list);
5093                 }
5094         } else if (info == TARGET_DUMMY) {
5095                 if (GTK_CLIST(summaryview->ctree)->selection)
5096                         gtk_selection_data_set(selection_data,
5097                                                selection_data->target, 8,
5098                                                "Dummy-Summaryview",
5099                                                strlen("Dummy-Summaryview")+1);
5100         }
5101 }
5102
5103
5104 /* custom compare functions for sorting */
5105
5106 #define CMP_FUNC_DEF(func_name, val)                                     \
5107 static gint func_name(GtkCList *clist,                                   \
5108                       gconstpointer ptr1, gconstpointer ptr2)            \
5109 {                                                                        \
5110         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5111         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5112                                                                          \
5113         if (!msginfo1 || !msginfo2)                                      \
5114                 return -1;                                               \
5115                                                                          \
5116         return (val);                                                    \
5117 }
5118
5119 CMP_FUNC_DEF(summary_cmp_by_mark,
5120              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5121 CMP_FUNC_DEF(summary_cmp_by_status,
5122              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5123 CMP_FUNC_DEF(summary_cmp_by_mime,
5124              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5125 CMP_FUNC_DEF(summary_cmp_by_label,
5126              MSG_GET_COLORLABEL(msginfo1->flags) -
5127              MSG_GET_COLORLABEL(msginfo2->flags))
5128 CMP_FUNC_DEF(summary_cmp_by_locked,
5129              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5130
5131 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5132 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5133 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5134
5135 #undef CMP_FUNC_DEF
5136
5137 static gint summary_cmp_by_subject(GtkCList *clist,
5138                                    gconstpointer ptr1,
5139                                    gconstpointer ptr2)
5140 {
5141         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5142         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5143
5144         if (!msginfo1->subject)
5145                 return (msginfo2->subject != NULL);
5146         if (!msginfo2->subject)
5147                 return -1;
5148
5149         return subject_compare_for_sort
5150                 (msginfo1->subject, msginfo2->subject);
5151 }
5152
5153 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5154                                 gconstpointer ptr2)
5155 {
5156         const gchar *str1, *str2;
5157         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5158         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5159         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5160
5161         g_return_val_if_fail(sv, -1);
5162
5163         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5164         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5165
5166         if (!str1)
5167                 return str2 != NULL;
5168
5169         if (!str2)
5170                 return -1;
5171
5172         return g_utf8_collate(str1, str2);
5173 }
5174
5175 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5176                                 gconstpointer ptr2)
5177 {
5178         const gchar *str1, *str2;
5179         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5180         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5181         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5182
5183         g_return_val_if_fail(sv, -1);
5184
5185         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5186         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5187
5188         if (!str1)
5189                 return str2 != NULL;
5190
5191         if (!str2)
5192                 return -1;
5193
5194         return g_utf8_collate(str1, str2);
5195 }
5196
5197 static gint summary_cmp_by_simplified_subject
5198         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5199 {
5200         const FolderItemPrefs *prefs;
5201         const gchar *str1, *str2;
5202         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5203         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5204         const MsgInfo *msginfo1 = r1->data;
5205         const MsgInfo *msginfo2 = r2->data;
5206         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5207
5208         g_return_val_if_fail(sv, -1);
5209         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5210
5211         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5212         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5213
5214         if (!str1)
5215                 return str2 != NULL;
5216
5217         if (!str2)
5218                 return -1;
5219
5220         prefs = msginfo1->folder->prefs;
5221         if (!prefs)
5222                 prefs = msginfo2->folder->prefs;
5223         if (!prefs)
5224                 return -1;
5225
5226         return subject_compare_for_sort(str1, str2);
5227 }
5228
5229 static gint summary_cmp_by_score(GtkCList *clist,
5230                                  gconstpointer ptr1, gconstpointer ptr2)
5231 {
5232         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5233         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5234         int diff;
5235
5236         /* if score are equal, sort by date */
5237
5238         diff = msginfo1->score - msginfo2->score;
5239         if (diff != 0)
5240                 return diff;
5241         else
5242                 return summary_cmp_by_date(clist, ptr1, ptr2);
5243 }
5244
5245 static void news_flag_crosspost(MsgInfo *msginfo)
5246 {
5247         GString *line;
5248         gpointer key;
5249         gpointer value;
5250         Folder *mff;
5251
5252         g_return_if_fail(msginfo != NULL);
5253         g_return_if_fail(msginfo->folder != NULL);
5254         g_return_if_fail(msginfo->folder->folder != NULL);
5255         mff = msginfo->folder->folder;
5256         g_return_if_fail(mff->klass->type == F_NEWS);
5257
5258         if (mff->account->mark_crosspost_read) {
5259                 line = g_string_sized_new(128);
5260                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5261                 debug_print("nfcp: checking <%s>", line->str);
5262                 if (mff->newsart &&
5263                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5264                         debug_print(" <%s>", (gchar *)value);
5265                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5266                                 summary_msginfo_change_flags(msginfo,
5267                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5268                         }
5269                         g_hash_table_remove(mff->newsart, key);
5270                         g_free(key);
5271                 }
5272                 g_string_free(line, TRUE);
5273                 debug_print("\n");
5274         }
5275 }
5276
5277 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5278 {
5279         SummaryView *summaryview = (SummaryView *) data;
5280         MsgInfo *msginfo;
5281
5282         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5283
5284         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5285
5286         summary_set_row_marks(summaryview, row);
5287         debug_print("Message %d is marked as ignore thread\n",
5288             msginfo->msgnum);
5289 }
5290
5291 static void summary_ignore_thread(SummaryView *summaryview)
5292 {
5293         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5294         GList *cur;
5295
5296         START_LONG_OPERATION(summaryview);
5297         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5298                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5299                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5300                                         summaryview);
5301
5302         END_LONG_OPERATION(summaryview);
5303
5304         summary_status_show(summaryview);
5305 }
5306
5307 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5308 {
5309         SummaryView *summaryview = (SummaryView *) data;
5310         MsgInfo *msginfo;
5311
5312         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5313
5314         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5315
5316         summary_set_row_marks(summaryview, row);
5317         debug_print("Message %d is marked as unignore thread\n",
5318             msginfo->msgnum);
5319 }
5320
5321 static void summary_unignore_thread(SummaryView *summaryview)
5322 {
5323         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5324         GList *cur;
5325
5326         START_LONG_OPERATION(summaryview);
5327         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5328                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5329                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5330                                         summaryview);
5331
5332         END_LONG_OPERATION(summaryview);
5333
5334         summary_status_show(summaryview);
5335 }
5336
5337 static void summary_check_ignore_thread_func
5338                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5339 {
5340         MsgInfo *msginfo;
5341         gint *found_ignore = (gint *) data;
5342
5343         if (*found_ignore) return;
5344         else {
5345                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5346                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5347         }
5348 }
5349
5350 void summary_toggle_ignore_thread(SummaryView *summaryview)
5351 {
5352         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5353         GList *cur;
5354         gint found_ignore = 0;
5355
5356         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5357                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5358                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5359                                         &found_ignore);
5360
5361         if (found_ignore)
5362                 summary_unignore_thread(summaryview);
5363         else
5364                 summary_ignore_thread(summaryview);
5365 }
5366
5367 #if 0 /* OLD PROCESSING */
5368 static gboolean processing_apply_func(GNode *node, gpointer data)
5369 {
5370         FolderItem *item;
5371         GSList * processing;
5372         SummaryView * summaryview = (SummaryView *) data;
5373
5374         if (node == NULL)
5375                 return FALSE;
5376
5377         item = node->data;
5378         /* prevent from the warning */
5379         if (item->path == NULL)
5380                 return FALSE;
5381         processing = item->prefs->processing;
5382
5383
5384         if (processing != NULL) {
5385                 gchar * buf;
5386                 GSList * mlist;
5387                 GSList * cur;
5388
5389                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5390                 debug_print(buf);
5391                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5392                 g_free(buf);
5393
5394                 mlist = folder_item_get_msg_list(item);
5395                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5396                         MsgInfo * msginfo;
5397
5398                         msginfo = (MsgInfo *) cur->data;
5399                         filter_message_by_msginfo(processing, msginfo, NULL);
5400                         procmsg_msginfo_free(msginfo);
5401                 }
5402
5403                 g_slist_free(mlist);
5404
5405                 STATUSBAR_POP(summaryview->mainwin);
5406         }
5407
5408
5409         return FALSE;
5410 }
5411
5412 void processing_apply(SummaryView * summaryview)
5413 {
5414         GList * cur;
5415
5416         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5417                 Folder *folder;
5418
5419                 folder = (Folder *) cur->data;
5420                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5421                                 processing_apply_func, summaryview);
5422         }
5423 }
5424 #endif
5425
5426 void summary_toggle_show_read_messages(SummaryView *summaryview)
5427 {
5428         FolderItemUpdateData source;
5429         if (summaryview->folder_item->hide_read_msgs)
5430                 summaryview->folder_item->hide_read_msgs = 0;
5431         else
5432                 summaryview->folder_item->hide_read_msgs = 1;
5433
5434         source.item = summaryview->folder_item;
5435         source.update_flags = F_ITEM_UPDATE_NAME;
5436         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5437         summary_show(summaryview, summaryview->folder_item);
5438 }
5439
5440 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5441                                              guint action)
5442 {
5443         GtkWidget *widget;
5444
5445         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5446                                            "/View/Hide read messages");
5447         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5448                           GINT_TO_POINTER(1));
5449         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5450         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5451                           GINT_TO_POINTER(0));
5452 }
5453
5454 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5455 {
5456         GtkWidget *ctree = summaryview->ctree;
5457         GtkWidget *pixmap;
5458
5459         gtk_widget_destroy(summaryview->folder_pixmap);
5460
5461         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5462         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5463         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5464         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5465         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5466         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5467         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5468         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5469         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5470         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5471         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5472         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5473         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5474
5475         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5476         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5477         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5478         gtk_widget_show(pixmap);
5479         summaryview->folder_pixmap = pixmap;
5480
5481         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5482         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5483                               summaryview->quick_search_pixmap);
5484         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5485         gtk_widget_show(pixmap);
5486         summaryview->quick_search_pixmap = pixmap;
5487
5488         folderview_unselect(summaryview->folderview);
5489         folderview_select(summaryview->folderview, summaryview->folder_item);
5490         summary_set_column_titles(summaryview);
5491 }
5492
5493 /*
5494  * Harvest addresses for selected messages in summary view.
5495  */
5496 void summary_harvest_address(SummaryView *summaryview)
5497 {
5498         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5499         GList *cur;
5500         GList *msgList;
5501         MsgInfo *msginfo;
5502
5503         msgList = NULL;
5504         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5505                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5506                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5507         }
5508         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5509         g_list_free( msgList );
5510 }
5511
5512 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5513 {
5514         int err;
5515         gchar buf[BUFFSIZE];
5516         regex_t *preg = NULL;
5517
5518         preg = g_new0(regex_t, 1);
5519
5520         err = string_match_precompile(simplify_subject_regexp,
5521                                       preg, REG_EXTENDED);
5522         if (err) {
5523                 regerror(err, preg, buf, BUFFSIZE);
5524                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5525                 g_free(preg);
5526                 preg = NULL;
5527         }
5528
5529         return preg;
5530 }
5531
5532 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5533 {
5534         g_return_if_fail(summaryview != NULL);
5535         g_return_if_fail(item != NULL);
5536
5537         /* Subject simplification */
5538         if(summaryview->simplify_subject_preg) {
5539                 regfree(summaryview->simplify_subject_preg);
5540                 g_free(summaryview->simplify_subject_preg);
5541                 summaryview->simplify_subject_preg = NULL;
5542         }
5543         if(item->prefs && item->prefs->simplify_subject_regexp &&
5544            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5545                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5546
5547         /* Sorting */
5548         summaryview->sort_key = item->sort_key;
5549         summaryview->sort_type = item->sort_type;
5550
5551         /* Threading */
5552         summaryview->threaded = item->threaded;
5553         summaryview->thread_collapsed = item->thread_collapsed;
5554
5555         /* Scoring */
5556 #if 0
5557         if (global_scoring || item->prefs->scoring) {
5558                 summaryview->important_score = prefs_common.important_score;
5559                 if (item->prefs->important_score >
5560                     summaryview->important_score)
5561                         summaryview->important_score =
5562                                 item->prefs->important_score;
5563         }
5564 #endif
5565 }
5566
5567 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5568 {
5569         /* Sorting */
5570         item->sort_key = summaryview->sort_key;
5571         item->sort_type = summaryview->sort_type;
5572
5573         /* Threading */
5574         item->threaded = summaryview->threaded;
5575         item->thread_collapsed = summaryview->thread_collapsed;
5576 }
5577
5578 static gboolean summary_update_msg(gpointer source, gpointer data)
5579 {
5580         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5581         SummaryView *summaryview = (SummaryView *)data;
5582         GtkCTreeNode *node;
5583
5584         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5585         g_return_val_if_fail(summaryview != NULL, FALSE);
5586
5587         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5588                 node = gtk_ctree_find_by_row_data(
5589                                 GTK_CTREE(summaryview->ctree), NULL,
5590                                 msginfo_update->msginfo);
5591
5592                 if (node)
5593                         summary_set_row_marks(summaryview, node);
5594         }
5595
5596         return FALSE;
5597 }
5598
5599 /*!
5600  *\brief        change summaryview to display your answer(s) to a message
5601  *
5602  *\param        summaryview The SummaryView ;)
5603  *\param        msginfo The message for which answers are searched
5604  *
5605  */
5606 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5607 {
5608         FolderItem *sent_folder = NULL;
5609         PrefsAccount *account = NULL;
5610         GtkCTreeNode *node = NULL;
5611         char *buf = NULL;
5612         if (msg == NULL || msg->msgid == NULL)
5613                 return;
5614
5615         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5616         if (account == NULL)
5617                 return;
5618         sent_folder = account_get_special_folder
5619                                 (account, F_OUTBOX);
5620
5621         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5622
5623         if (sent_folder != summaryview->folder_item) {
5624                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5625         }
5626
5627         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5628
5629         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5630         g_free(buf);
5631
5632         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5633         if (node)
5634                 summary_select_node(summaryview, node, TRUE, TRUE);
5635 }
5636
5637 void summaryview_export_mbox_list(SummaryView *summaryview)
5638 {
5639         GSList *list = summary_get_selected_msg_list(summaryview);
5640         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5641
5642         if (mbox == NULL || list == NULL)
5643                 return;
5644
5645         export_list_to_mbox(list, mbox);
5646
5647         g_slist_free(list);
5648         g_free(mbox);
5649
5650 }
5651
5652 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5653 {
5654         if (!summaryview || !summaryview->folder_item || !item) {
5655                 return;
5656         }
5657
5658         if (summaryview->folder_item->folder == item->folder) {
5659                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5660         }
5661 }
5662 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5663 {
5664         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5665 }