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         if (!summaryview->mainwin)
 818                 return;
 819
 820         inc_lock();
 821         summary_lock(summaryview);
 822
 823         if (!prefs_common.summary_quicksearch_sticky
 824          && !prefs_common.summary_quicksearch_recurse
 825          && !quicksearch_is_running(summaryview->quicksearch)) {
 826                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 827         }
 828
 829         /* STATUSBAR_POP(summaryview->mainwin); */
 830
 831         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 832
 833         if (is_refresh) {
 834                 selected_msgnum = summary_get_msgnum(summaryview,
 835                                                      summaryview->selected);
 836                 displayed_msgnum = summary_get_msgnum(summaryview,
 837                                                       summaryview->displayed);
 838         }
 839
 840         /* process the marks if any */
 841         if (summaryview->mainwin->lock_count == 0 &&
 842             (summaryview->moved > 0 || summaryview->copied > 0)) {
 843                 AlertValue val;
 844                 gboolean changed = FALSE;
 845
 846                 val = alertpanel(_("Process mark"),
 847                                  _("Some marks are left. Process it?"),
 848                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 849                 if (G_ALERTDEFAULT == val) {
 850                         summary_unlock(summaryview);
 851                         summary_execute(summaryview);
 852                         summary_lock(summaryview);
 853                         changed = TRUE;
 854                 } else if (G_ALERTALTERNATE == val) {
 855                         /* DO NOTHING */
 856                 } else {
 857                         summary_unlock(summaryview);
 858                         inc_unlock();
 859                         return FALSE;
 860                 }
 861                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 862                         folder_update_op_count();
 863         }
 864
 865         gtk_clist_freeze(GTK_CLIST(ctree));
 866
 867         summary_clear_list(summaryview);
 868
 869         buf = NULL;
 870         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 871                 g_free(buf);
 872                 debug_print("empty folder\n\n");
 873                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 874                 summary_clear_all(summaryview);
 875                 summaryview->folder_item = item;
 876                 gtk_clist_thaw(GTK_CLIST(ctree));
 877                 summary_unlock(summaryview);
 878                 inc_unlock();
 879                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 880                         main_window_cursor_wait(summaryview->mainwin);
 881                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 882                         if (quicksearch_is_active(summaryview->quicksearch))
 883                                 quicksearch_search_subfolders(summaryview->quicksearch,
 884                                               summaryview->folderview,
 885                                               summaryview->folder_item);
 886                         main_window_cursor_normal(summaryview->mainwin);
 887                 }
 888                 return TRUE;
 889         }
 890         g_free(buf);
 891
 892         if (!is_refresh)
 893                 messageview_clear(summaryview->messageview);
 894
 895         summaryview->folder_item = item;
 896         item->opened = TRUE;
 897
 898         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 899         debug_print("%s\n", buf);
 900         STATUSBAR_PUSH(summaryview->mainwin, buf);
 901         g_free(buf);
 902
 903         main_window_cursor_wait(summaryview->mainwin);
 904
 905         mlist = folder_item_get_msg_list(item);
 906
 907         if (summaryview->folder_item->hide_read_msgs &&
 908             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 909                 GSList *not_killed;
 910
 911                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 912                 not_killed = NULL;
 913                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 914                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 915
 916                         if (!msginfo->hidden) {
 917                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 918                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 919                                         not_killed = g_slist_prepend(not_killed, msginfo);
 920                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 921                                          MSG_IS_LOCKED(msginfo->flags))
 922                                         not_killed = g_slist_prepend(not_killed, msginfo);
 923                                 else if (is_refresh &&
 924                                         (msginfo->msgnum == selected_msgnum ||
 925                                          msginfo->msgnum == displayed_msgnum))
 926                                         not_killed = g_slist_prepend(not_killed, msginfo);
 927                                 else
 928                                         procmsg_msginfo_free(msginfo);
 929                          } else
 930                                 procmsg_msginfo_free(msginfo);
 931                 }
 932                 hidden_removed = TRUE;
 933                 g_slist_free(mlist);
 934                 mlist = not_killed;
 935         } else {
 936                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 937         }
 938
 939         if (quicksearch_is_active(summaryview->quicksearch)) {
 940                 GSList *not_killed;
 941
 942                 not_killed = NULL;
 943                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 944                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 945
 946                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 947                                 not_killed = g_slist_prepend(not_killed, msginfo);
 948                         else
 949                                 procmsg_msginfo_free(msginfo);
 950                 }
 951                 hidden_removed = TRUE;
 952                 if (quicksearch_is_running(summaryview->quicksearch)) {
 953                         /* only scan subfolders when quicksearch changed,
 954                          * not when search is the same and folder changed */
 955                         main_window_cursor_wait(summaryview->mainwin);
 956                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 957                         quicksearch_search_subfolders(summaryview->quicksearch,
 958                                               summaryview->folderview,
 959                                               summaryview->folder_item);
 960                         main_window_cursor_normal(summaryview->mainwin);
 961                 }
 962
 963                 g_slist_free(mlist);
 964                 mlist = not_killed;
 965         }
 966
 967         if (!hidden_removed) {
 968                 not_killed = NULL;
 969                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 970                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 971
 972                         if (!msginfo->hidden)
 973                                 not_killed = g_slist_prepend(not_killed, msginfo);
 974                         else
 975                                 procmsg_msginfo_free(msginfo);
 976                 }
 977                 g_slist_free(mlist);
 978                 mlist = not_killed;
 979         }
 980
 981         STATUSBAR_POP(summaryview->mainwin);
 982
 983         /* set ctree and hash table from the msginfo list, and
 984            create the thread */
 985         summary_set_ctree_from_list(summaryview, mlist);
 986
 987         g_slist_free(mlist);
 988
 989         if (is_refresh) {
 990                 summaryview->displayed =
 991                         summary_find_msg_by_msgnum(summaryview,
 992                                                    displayed_msgnum);
 993                 if (!summaryview->displayed)
 994                         messageview_clear(summaryview->messageview);
 995                 summary_unlock(summaryview);
 996                 summary_select_by_msgnum(summaryview, selected_msgnum);
 997                 summary_lock(summaryview);
 998                 if (!summaryview->selected) {
 999                         /* no selected message - select first unread
1000                            message, but do not display it */
1001                         node = summary_find_next_flagged_msg(summaryview, NULL,
1002                                                              MSG_UNREAD, FALSE);
1003                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1004                                 node = gtk_ctree_node_nth
1005                                         (ctree,
1006                                          item->sort_type == SORT_DESCENDING
1007                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1008                         summary_unlock(summaryview);
1009                         summary_select_node(summaryview, node, FALSE, TRUE);
1010                         summary_lock(summaryview);
1011                 }
1012         } else {
1013                 switch (prefs_common.select_on_entry) {
1014                         case SELECTONENTRY_NEW:
1015                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1016                                                                      MSG_NEW, FALSE);
1017                                 if (node == NULL)
1018                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1019                                                                      MSG_UNREAD, FALSE);
1020                                 break;
1021                         case SELECTONENTRY_UNREAD:
1022                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1023                                                                      MSG_UNREAD, FALSE);
1024                                 if (node == NULL)
1025                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1026                                                                      MSG_NEW, FALSE);
1027                                 break;
1028                         default:
1029                                 node = NULL;
1030                 }
1031
1032                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1033                         node = gtk_ctree_node_nth
1034                                 (ctree,
1035                                  item->sort_type == SORT_DESCENDING
1036                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1037                 }
1038                 summary_unlock(summaryview);
1039                 summary_select_node(summaryview, node,
1040                                     prefs_common.always_show_msg,
1041                                     TRUE);
1042                 summary_lock(summaryview);
1043         }
1044
1045         summary_status_show(summaryview);
1046         summary_set_menu_sensitive(summaryview);
1047         toolbar_main_set_sensitive(summaryview->mainwin);
1048
1049         gtk_clist_thaw(GTK_CLIST(ctree));
1050
1051         debug_print("\n");
1052         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1053         STATUSBAR_POP(summaryview->mainwin);
1054         main_window_cursor_normal(summaryview->mainwin);
1055         summary_unlock(summaryview);
1056         inc_unlock();
1057
1058         return TRUE;
1059 }
1060
1061 #undef CURRENTLY_DISPLAYED
1062
1063
1064 void summary_clear_list(SummaryView *summaryview)
1065 {
1066         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1067         gint optimal_width;
1068
1069         gtk_clist_freeze(clist);
1070
1071         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1072                                 NULL, summary_free_msginfo_func, NULL);
1073
1074         if (summaryview->folder_item) {
1075                 summaryview->folder_item->opened = FALSE;
1076                 summaryview->folder_item = NULL;
1077         }
1078
1079         summaryview->display_msg = FALSE;
1080
1081         summaryview->selected = NULL;
1082         summaryview->displayed = NULL;
1083         summaryview->total_size = 0;
1084         summaryview->deleted = summaryview->moved = 0;
1085         summaryview->copied = 0;
1086         if (summaryview->msgid_table) {
1087                 g_hash_table_destroy(summaryview->msgid_table);
1088                 summaryview->msgid_table = NULL;
1089         }
1090         if (summaryview->subject_table) {
1091                 g_hash_table_destroy(summaryview->subject_table);
1092                 summaryview->subject_table = NULL;
1093         }
1094         summaryview->mlist = NULL;
1095
1096         gtk_clist_clear(clist);
1097         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1098                 optimal_width = gtk_clist_optimal_column_width
1099                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1100                 gtk_clist_set_column_width
1101                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1102                          optimal_width);
1103         }
1104
1105         gtk_clist_thaw(clist);
1106 }
1107
1108 void summary_clear_all(SummaryView *summaryview)
1109 {
1110         messageview_clear(summaryview->messageview);
1111         summary_clear_list(summaryview);
1112         summary_set_menu_sensitive(summaryview);
1113         toolbar_main_set_sensitive(summaryview->mainwin);
1114         summary_status_show(summaryview);
1115 }
1116
1117 void summary_lock(SummaryView *summaryview)
1118 {
1119         summaryview->lock_count++;
1120 }
1121
1122 void summary_unlock(SummaryView *summaryview)
1123 {
1124         if (summaryview->lock_count)
1125                 summaryview->lock_count--;
1126 }
1127
1128 gboolean summary_is_locked(SummaryView *summaryview)
1129 {
1130         return summaryview->lock_count > 0;
1131 }
1132
1133 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1134 {
1135         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1136         SummarySelection selection;
1137
1138         if (!clist->row_list)
1139                 selection = SUMMARY_NONE;
1140         else if (!clist->selection)
1141                 selection = SUMMARY_SELECTED_NONE;
1142         else if (!clist->selection->next)
1143                 selection = SUMMARY_SELECTED_SINGLE;
1144         else
1145                 selection = SUMMARY_SELECTED_MULTIPLE;
1146
1147         return selection;
1148 }
1149
1150 /*!
1151  *\return       MsgInfo * Selected message if there's one selected;
1152  *              if multiple selected, or none, return NULL.
1153  */
1154 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1155 {
1156         /* summaryview->selected may be valid when multiple
1157          * messages were selected */
1158         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1159
1160         if (sellist == NULL || sellist->next)
1161                 return NULL;
1162
1163         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1164 }
1165
1166 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1167 {
1168         GSList *mlist = NULL;
1169         GList *cur;
1170         MsgInfo *msginfo;
1171
1172         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1173              cur = cur->next) {
1174                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1175                 mlist = g_slist_prepend(mlist, msginfo);
1176         }
1177
1178         mlist = g_slist_reverse(mlist);
1179
1180         return mlist;
1181 }
1182
1183 GSList *summary_get_msg_list(SummaryView *summaryview)
1184 {
1185         GSList *mlist = NULL;
1186         GtkCTree *ctree;
1187         GtkCTreeNode *node;
1188         MsgInfo *msginfo;
1189
1190         ctree = GTK_CTREE(summaryview->ctree);
1191
1192         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1193              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1194                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1195                 mlist = g_slist_prepend(mlist, msginfo);
1196         }
1197
1198         mlist = g_slist_reverse(mlist);
1199
1200         return mlist;
1201 }
1202
1203 static void summary_set_menu_sensitive(SummaryView *summaryview)
1204 {
1205         GtkItemFactory *ifactory = summaryview->popupfactory;
1206         SensitiveCond state;
1207         gboolean sensitive;
1208         GtkWidget *menuitem;
1209         gint i;
1210
1211         static const struct {
1212                 gchar *const entry;
1213                 SensitiveCond cond;
1214         } entry[] = {
1215                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1216                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1217                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1218                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1219                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1220                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1221
1222                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1223                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1224                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1225
1226                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1227
1228                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1229                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1230                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1231                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED},
1232                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1233
1234                 {"/Mark"                        , M_TARGET_EXIST},
1235                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1236                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1237                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1238                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1239                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1240                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1241                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1242                 {"/Color label"                 , M_TARGET_EXIST},
1243
1244                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1245                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1246                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1247
1248                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1249                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1250                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1251                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1252 #if 0
1253                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1254                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1255
1256                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1257                 {"/Select all"                  , M_TARGET_EXIST},
1258 #endif
1259                 {NULL, 0}
1260         };
1261
1262         main_window_set_menu_sensitive(summaryview->mainwin);
1263
1264         state = main_window_get_current_state(summaryview->mainwin);
1265
1266         for (i = 0; entry[i].entry != NULL; i++) {
1267                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1268                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1269         }
1270
1271
1272         summary_lock(summaryview);
1273         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1274         gtk_check_menu_item_set_active
1275                 (GTK_CHECK_MENU_ITEM(menuitem),
1276                  summaryview->messageview->mimeview->textview->show_all_headers);
1277         summary_unlock(summaryview);
1278 }
1279
1280 void summary_select_prev_unread(SummaryView *summaryview)
1281 {
1282         GtkCTreeNode *node;
1283         gboolean skip_cur = FALSE;
1284
1285         if (summaryview->displayed
1286         &&  summaryview->selected == summaryview->displayed) {
1287                 debug_print("skipping current\n");
1288                 skip_cur = TRUE;
1289         }
1290
1291         node = summary_find_prev_flagged_msg
1292                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1293
1294         if (!node || node == summaryview->selected) {
1295                 AlertValue val = 0;
1296
1297                 switch (prefs_common.next_unread_msg_dialog) {
1298                         case NEXTUNREADMSGDIALOG_ALWAYS:
1299                                 val = alertpanel(_("No more unread messages"),
1300                                                  _("No unread message found. "
1301                                                    "Search from the end?"),
1302                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1303                                 break;
1304                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1305                                 val = G_ALERTDEFAULT;
1306                                 break;
1307                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1308                                 val = !G_ALERTDEFAULT;
1309                                 break;
1310                         default:
1311                                 debug_print(
1312                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1313                 }
1314                 if (val != G_ALERTDEFAULT) return;
1315                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1316                                                      MSG_UNREAD, FALSE);
1317         }
1318
1319         if (!node)
1320                 alertpanel_notice(_("No unread messages."));
1321         else
1322                 summary_select_node(summaryview, node, TRUE, FALSE);
1323 }
1324
1325 void summary_select_next_unread(SummaryView *summaryview)
1326 {
1327         GtkCTreeNode *node = summaryview->selected;
1328         gboolean skip_cur = FALSE;
1329
1330         if (summaryview->displayed
1331         &&  summaryview->selected == summaryview->displayed) {
1332                 debug_print("skipping cur (%p %p)\n",
1333                         summaryview->displayed, summaryview->selected);
1334                 skip_cur = TRUE;
1335         }
1336
1337
1338         node = summary_find_next_flagged_msg
1339                 (summaryview, node, MSG_UNREAD, skip_cur);
1340
1341         if (node)
1342                 summary_select_node(summaryview, node, TRUE, FALSE);
1343         else {
1344                 node = summary_find_next_flagged_msg
1345                         (summaryview, NULL, MSG_UNREAD, FALSE);
1346                 if (node == NULL || node == summaryview->selected) {
1347                         AlertValue val = 0;
1348
1349                         switch (prefs_common.next_unread_msg_dialog) {
1350                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1351                                         val = alertpanel(_("No more unread messages"),
1352                                                          _("No unread message found. "
1353                                                            "Go to next folder?"),
1354                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1355                                         break;
1356                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1357                                         val = G_ALERTDEFAULT;
1358                                         break;
1359                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1360                                         val = G_ALERTOTHER;
1361                                         break;
1362                                 default:
1363                                         debug_print(
1364                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1365                         }
1366
1367                         if (val == G_ALERTDEFAULT) {
1368                                 folderview_select_next_unread(summaryview->folderview);
1369                                 return;
1370                         }
1371                         else
1372                                 return;
1373                 } else
1374                         summary_select_node(summaryview, node, TRUE, FALSE);
1375
1376         }
1377 }
1378
1379 void summary_select_prev_new(SummaryView *summaryview)
1380 {
1381         GtkCTreeNode *node;
1382         gboolean skip_cur = FALSE;
1383
1384         if (summaryview->displayed
1385         &&  summaryview->selected == summaryview->displayed) {
1386                 debug_print("skipping current\n");
1387                 skip_cur = TRUE;
1388         }
1389
1390         node = summary_find_prev_flagged_msg
1391                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1392
1393         if (!node || node == summaryview->selected) {
1394                 AlertValue val = 0;
1395
1396                 switch (prefs_common.next_unread_msg_dialog) {
1397                         case NEXTUNREADMSGDIALOG_ALWAYS:
1398                                 val = alertpanel(_("No more new messages"),
1399                                                  _("No new message found. "
1400                                                    "Search from the end?"),
1401                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1402                                 break;
1403                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1404                                 val = G_ALERTDEFAULT;
1405                                 break;
1406                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1407                                 val = !G_ALERTDEFAULT;
1408                                 break;
1409                         default:
1410                                 debug_print(
1411                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1412                 }
1413                 if (val != G_ALERTDEFAULT) return;
1414                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1415                                                      MSG_NEW, FALSE);
1416         }
1417
1418         if (!node)
1419                 alertpanel_notice(_("No new messages."));
1420         else
1421                 summary_select_node(summaryview, node, TRUE, FALSE);
1422 }
1423
1424 void summary_select_next_new(SummaryView *summaryview)
1425 {
1426         GtkCTreeNode *node = summaryview->selected;
1427         gboolean skip_cur = FALSE;
1428
1429         if (summaryview->displayed
1430         &&  summaryview->selected == summaryview->displayed) {
1431                 debug_print("skipping cur (%p %p)\n",
1432                         summaryview->displayed, summaryview->selected);
1433                 skip_cur = TRUE;
1434         }
1435
1436
1437         node = summary_find_next_flagged_msg
1438                 (summaryview, node, MSG_NEW, skip_cur);
1439
1440         if (node)
1441                 summary_select_node(summaryview, node, TRUE, FALSE);
1442         else {
1443                 node = summary_find_next_flagged_msg
1444                         (summaryview, NULL, MSG_NEW, FALSE);
1445                 if (node == NULL || node == summaryview->selected) {
1446                         AlertValue val = 0;
1447
1448                         switch (prefs_common.next_unread_msg_dialog) {
1449                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1450                                         val = alertpanel(_("No more new messages"),
1451                                                          _("No new message found. "
1452                                                            "Go to next folder?"),
1453                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1454                                         break;
1455                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1456                                         val = G_ALERTDEFAULT;
1457                                         break;
1458                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1459                                         val = G_ALERTOTHER;
1460                                         break;
1461                                 default:
1462                                         debug_print(
1463                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1464                         }
1465
1466                         if (val == G_ALERTDEFAULT) {
1467                                 folderview_select_next_new(summaryview->folderview);
1468                                 return;
1469                         }
1470                         else
1471                                 return;
1472                 } else
1473                         summary_select_node(summaryview, node, TRUE, FALSE);
1474
1475         }
1476 }
1477
1478 void summary_select_prev_marked(SummaryView *summaryview)
1479 {
1480         GtkCTreeNode *node;
1481
1482         node = summary_find_prev_flagged_msg
1483                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1484
1485         if (!node) {
1486                 AlertValue val;
1487
1488                 val = alertpanel(_("No more marked messages"),
1489                                  _("No marked message found. "
1490                                    "Search from the end?"),
1491                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1492                 if (val != G_ALERTDEFAULT) return;
1493                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1494                                                      MSG_MARKED, TRUE);
1495         }
1496
1497         if (!node)
1498                 alertpanel_notice(_("No marked messages."));
1499         else
1500                 summary_select_node(summaryview, node, TRUE, FALSE);
1501 }
1502
1503 void summary_select_next_marked(SummaryView *summaryview)
1504 {
1505         GtkCTreeNode *node;
1506
1507         node = summary_find_next_flagged_msg
1508                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1509
1510         if (!node) {
1511                 AlertValue val;
1512
1513                 val = alertpanel(_("No more marked messages"),
1514                                  _("No marked message found. "
1515                                    "Search from the beginning?"),
1516                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1517                 if (val != G_ALERTDEFAULT) return;
1518                 node = summary_find_next_flagged_msg(summaryview, NULL,
1519                                                      MSG_MARKED, TRUE);
1520         }
1521
1522         if (!node)
1523                 alertpanel_notice(_("No marked messages."));
1524         else
1525                 summary_select_node(summaryview, node, TRUE, FALSE);
1526 }
1527
1528 void summary_select_prev_labeled(SummaryView *summaryview)
1529 {
1530         GtkCTreeNode *node;
1531
1532         node = summary_find_prev_flagged_msg
1533                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1534
1535         if (!node) {
1536                 AlertValue val;
1537
1538                 val = alertpanel(_("No more labeled messages"),
1539                                  _("No labeled message found. "
1540                                    "Search from the end?"),
1541                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1542                 if (val != G_ALERTDEFAULT) return;
1543                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1544                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1545         }
1546
1547         if (!node)
1548                 alertpanel_notice(_("No labeled messages."));
1549         else
1550                 summary_select_node(summaryview, node, TRUE, FALSE);
1551 }
1552
1553 void summary_select_next_labeled(SummaryView *summaryview)
1554 {
1555         GtkCTreeNode *node;
1556
1557         node = summary_find_next_flagged_msg
1558                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1559
1560         if (!node) {
1561                 AlertValue val;
1562
1563                 val = alertpanel(_("No more labeled messages"),
1564                                  _("No labeled message found. "
1565                                    "Search from the beginning?"),
1566                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1567                 if (val != G_ALERTDEFAULT) return;
1568                 node = summary_find_next_flagged_msg(summaryview, NULL,
1569                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1570         }
1571
1572         if (!node)
1573                 alertpanel_notice(_("No labeled messages."));
1574         else
1575                 summary_select_node(summaryview, node, TRUE, FALSE);
1576 }
1577
1578 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1579 {
1580         GtkCTreeNode *node;
1581
1582         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1583         summary_select_node(summaryview, node, FALSE, TRUE);
1584 }
1585
1586 /**
1587  * summary_select_node:
1588  * @summaryview: Summary view.
1589  * @node: Summary tree node.
1590  * @display_msg: TRUE to display the selected message.
1591  * @do_refresh: TRUE to refresh the widget.
1592  *
1593  * Select @node (bringing it into view by scrolling and expanding its
1594  * thread, if necessary) and unselect all others.  If @display_msg is
1595  * TRUE, display the corresponding message in the message view.
1596  * If @do_refresh is TRUE, the widget is refreshed.
1597  **/
1598 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1599                          gboolean display_msg, gboolean do_refresh)
1600 {
1601         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1602
1603         if (node) {
1604                 gtkut_ctree_expand_parent_all(ctree, node);
1605                 if (do_refresh) {
1606                         GTK_EVENTS_FLUSH();
1607                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1608                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1609                 }
1610                 summary_unselect_all(summaryview);
1611                 if (display_msg && summaryview->displayed == node)
1612                         summaryview->displayed = NULL;
1613                 summaryview->display_msg = display_msg;
1614                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1615                 if (summaryview->selected == NULL)
1616                         summaryview->selected = node;
1617         }
1618 }
1619
1620 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1621 {
1622         GtkCTree *ctree =NULL;
1623         MsgInfo *msginfo;
1624
1625         if (!summaryview)
1626                 return 0;
1627         ctree = GTK_CTREE(summaryview->ctree);
1628         if (!node)
1629                 return 0;
1630         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1631         return msginfo->msgnum;
1632 }
1633
1634 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1635                                            GtkCTreeNode *current_node)
1636 {
1637         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1638         GtkCTreeNode *node;
1639         MsgInfo *msginfo;
1640
1641         if (current_node)
1642                 node = current_node;
1643         else
1644                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1645
1646         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1647                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1648                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1649         }
1650
1651         return node;
1652 }
1653
1654 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1655                                            GtkCTreeNode *current_node)
1656 {
1657         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1658         GtkCTreeNode *node;
1659         MsgInfo *msginfo;
1660
1661         if (current_node)
1662                 node = current_node;
1663         else
1664                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1665
1666         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1667                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1668                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1669         }
1670
1671         return node;
1672 }
1673
1674 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1675                                                    GtkCTreeNode *current_node,
1676                                                    MsgPermFlags flags,
1677                                                    gboolean start_from_prev)
1678 {
1679         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1680         GtkCTreeNode *node;
1681         MsgInfo *msginfo;
1682
1683         if (current_node) {
1684                 if (start_from_prev)
1685                         node = GTK_CTREE_NODE_PREV(current_node);
1686                 else
1687                         node = current_node;
1688         } else
1689                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1690
1691         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1692                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1693                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1694         }
1695
1696         return node;
1697 }
1698
1699 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1700                                                    GtkCTreeNode *current_node,
1701                                                    MsgPermFlags flags,
1702                                                    gboolean start_from_next)
1703 {
1704         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1705         GtkCTreeNode *node;
1706         MsgInfo *msginfo;
1707
1708         if (current_node) {
1709                 if (start_from_next)
1710                         node = gtkut_ctree_node_next(ctree, current_node);
1711                 else
1712                         node = current_node;
1713         } else
1714                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1715
1716         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1717                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1718                 /* Find msg with matching flags but ignore messages with
1719                    ignore flags, if searching for new or unread messages */
1720                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1721                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1722                         break;
1723         }
1724
1725         return node;
1726 }
1727
1728 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1729                                                 guint msgnum)
1730 {
1731         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1732         GtkCTreeNode *node;
1733         MsgInfo *msginfo;
1734
1735         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1736
1737         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1738                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1739                 if (msginfo && msginfo->msgnum == msgnum) break;
1740         }
1741
1742         return node;
1743 }
1744
1745 static guint attract_hash_func(gconstpointer key)
1746 {
1747         gchar *str;
1748         gchar *p;
1749         guint h;
1750
1751         Xstrdup_a(str, (const gchar *)key, return 0);
1752         trim_subject(str);
1753
1754         p = str;
1755         h = *p;
1756
1757         if (h) {
1758                 for (p += 1; *p != '\0'; p++)
1759                         h = (h << 5) - h + *p;
1760         }
1761
1762         return h;
1763 }
1764
1765 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1766 {
1767         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1768 }
1769
1770 void summary_attract_by_subject(SummaryView *summaryview)
1771 {
1772         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1773         GtkCList *clist = GTK_CLIST(ctree);
1774         GtkCTreeNode *src_node;
1775         GtkCTreeNode *dst_node, *sibling;
1776         GtkCTreeNode *tmp;
1777         MsgInfo *src_msginfo, *dst_msginfo;
1778         GHashTable *subject_table;
1779
1780         debug_print("Attracting messages by subject...");
1781         STATUSBAR_PUSH(summaryview->mainwin,
1782                        _("Attracting messages by subject..."));
1783
1784         main_window_cursor_wait(summaryview->mainwin);
1785         gtk_clist_freeze(clist);
1786
1787         subject_table = g_hash_table_new(attract_hash_func,
1788                                          attract_compare_func);
1789
1790         for (src_node = GTK_CTREE_NODE(clist->row_list);
1791              src_node != NULL;
1792              src_node = tmp) {
1793                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1794                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1795                 if (!src_msginfo) continue;
1796                 if (!src_msginfo->subject) continue;
1797
1798                 /* find attracting node */
1799                 dst_node = g_hash_table_lookup(subject_table,
1800                                                src_msginfo->subject);
1801
1802                 if (dst_node) {
1803                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1804
1805                         /* if the time difference is more than 20 days,
1806                            don't attract */
1807                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1808                             > 60 * 60 * 24 * 20)
1809                                 continue;
1810
1811                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1812                         if (src_node != sibling)
1813                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1814                 }
1815
1816                 g_hash_table_insert(subject_table,
1817                                     src_msginfo->subject, src_node);
1818         }
1819
1820         g_hash_table_destroy(subject_table);
1821
1822         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1823
1824         gtk_clist_thaw(clist);
1825
1826         debug_print("done.\n");
1827         STATUSBAR_POP(summaryview->mainwin);
1828
1829         main_window_cursor_normal(summaryview->mainwin);
1830 }
1831
1832 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1833                                       gpointer data)
1834 {
1835         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1836
1837         if (msginfo)
1838                 procmsg_msginfo_free(msginfo);
1839 }
1840
1841 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1842                                    gpointer data)
1843 {
1844         SummaryView *summaryview = data;
1845         MsgInfo *msginfo;
1846
1847         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1848
1849         if (msginfo->folder && msginfo->folder->folder &&
1850             msginfo->folder->folder->klass->type == F_NEWS)
1851                 news_flag_crosspost(msginfo);
1852
1853         if (MSG_IS_DELETED(msginfo->flags))
1854                 summaryview->deleted++;
1855
1856         summaryview->total_size += msginfo->size;
1857
1858         summary_set_row_marks(summaryview, node);
1859 }
1860
1861 static void summary_update_status(SummaryView *summaryview)
1862 {
1863         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1864         GtkCTreeNode *node;
1865         MsgInfo *msginfo;
1866
1867         summaryview->total_size =
1868         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1869
1870         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1871              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1872                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1873
1874                 if (MSG_IS_DELETED(msginfo->flags))
1875                         summaryview->deleted++;
1876                 if (MSG_IS_MOVE(msginfo->flags))
1877                         summaryview->moved++;
1878                 if (MSG_IS_COPY(msginfo->flags))
1879                         summaryview->copied++;
1880                 summaryview->total_size += msginfo->size;
1881         }
1882 }
1883
1884 static void summary_status_show(SummaryView *summaryview)
1885 {
1886         gchar *str;
1887         gchar *del, *mv, *cp;
1888         gchar *sel;
1889         gchar *spc;
1890         gchar *itstr;
1891         GList *rowlist, *cur;
1892         guint n_selected = 0;
1893         off_t sel_size = 0;
1894         MsgInfo *msginfo;
1895         gchar *name;
1896
1897         if (!summaryview->folder_item) {
1898                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1899                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1900                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1901                 return;
1902         }
1903
1904         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1905         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1906                 msginfo = gtk_ctree_node_get_row_data
1907                         (GTK_CTREE(summaryview->ctree),
1908                          GTK_CTREE_NODE(cur->data));
1909                 if (!msginfo)
1910                         g_warning("summary_status_show(): msginfo == NULL\n");
1911                 else {
1912                         sel_size += msginfo->size;
1913                         n_selected++;
1914                 }
1915         }
1916
1917         name = folder_item_get_name(summaryview->folder_item);
1918         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1919         g_free(name);
1920
1921         if (summaryview->deleted)
1922                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1923         else
1924                 del = g_strdup("");
1925         if (summaryview->moved)
1926                 mv = g_strdup_printf(_("%s%d moved"),
1927                                      summaryview->deleted ? _(", ") : "",
1928                                      summaryview->moved);
1929         else
1930                 mv = g_strdup("");
1931         if (summaryview->copied)
1932                 cp = g_strdup_printf(_("%s%d copied"),
1933                                      summaryview->deleted ||
1934                                      summaryview->moved ? _(", ") : "",
1935                                      summaryview->copied);
1936         else
1937                 cp = g_strdup("");
1938
1939         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1940                 spc = "    ";
1941         else
1942                 spc = "";
1943
1944         if (n_selected) {
1945                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1946                 if (n_selected == 1)
1947                         itstr = g_strdup(_(" item selected"));
1948                 else
1949                         itstr = g_strdup(_(" items selected"));
1950         } else {
1951                 sel = g_strdup("");
1952                 itstr = g_strdup("");
1953         }
1954
1955         str = g_strconcat(n_selected ? itos(n_selected) : "",
1956                                         itstr, sel, spc, del, mv, cp, NULL);
1957         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1958         g_free(str);
1959         g_free(sel);
1960         g_free(del);
1961         g_free(mv);
1962         g_free(cp);
1963         g_free(itstr);
1964
1965         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1966
1967                                       summaryview->folder_item->new_msgs,
1968                                       summaryview->folder_item->unread_msgs,
1969                                       summaryview->folder_item->total_msgs,
1970                                       to_human_readable(summaryview->total_size));
1971         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1972         g_free(str);
1973 }
1974
1975 static void summary_set_column_titles(SummaryView *summaryview)
1976 {
1977         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1978         GtkWidget *hbox;
1979         GtkWidget *label;
1980         GtkWidget *arrow;
1981         gint pos;
1982         const gchar *title;
1983         SummaryColumnType type;
1984         gboolean single_char;
1985         GtkJustification justify;
1986
1987         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1988                 SORT_BY_MARK,
1989                 SORT_BY_STATUS,
1990                 SORT_BY_MIME,
1991                 SORT_BY_SUBJECT,
1992                 SORT_BY_FROM,
1993                 SORT_BY_TO,
1994                 SORT_BY_DATE,
1995                 SORT_BY_SIZE,
1996                 SORT_BY_NUMBER,
1997                 SORT_BY_SCORE,
1998                 SORT_BY_LOCKED
1999         };
2000
2001         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2002                 type = summaryview->col_state[pos].type;
2003
2004                 /* CLAWS: mime and unread are single char headers */
2005                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
2006                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2007                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2008
2009                 switch (type) {
2010                 case S_COL_SUBJECT:
2011                 case S_COL_FROM:
2012                 case S_COL_TO:
2013                 case S_COL_DATE:
2014                 case S_COL_NUMBER:
2015                         if (prefs_common.trans_hdr)
2016                                 title = gettext(col_label[type]);
2017                         else
2018                                 title = col_label[type];
2019                         break;
2020                 /* CLAWS: dummies for mark and locked headers */
2021                 case S_COL_MARK:
2022                 case S_COL_LOCKED:
2023                         title = "";
2024                         break;
2025                 default:
2026                         title = gettext(col_label[type]);
2027                 }
2028
2029                 if (type == S_COL_MIME) {
2030                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2031                         gtk_widget_show(label);
2032                         gtk_clist_set_column_widget(clist, pos, label);
2033                         continue;
2034                 } else if (single_char) {
2035                         gtk_clist_set_column_title(clist, pos, title);
2036                         continue;
2037                 }
2038
2039                 /* CLAWS: changed so that locked and mark headers
2040                  * show a pixmap instead of single character */
2041                 hbox  = gtk_hbox_new(FALSE, 4);
2042
2043                 if (type == S_COL_LOCKED)
2044                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2045                 else if (type == S_COL_MARK)
2046                         label = gtk_pixmap_new(markxpm, markxpmmask);
2047                 else
2048                         label = gtk_label_new(title);
2049
2050                 if (justify == GTK_JUSTIFY_RIGHT)
2051                         gtk_box_pack_end(GTK_BOX(hbox), label,
2052                                          FALSE, FALSE, 0);
2053                 else
2054                         gtk_box_pack_start(GTK_BOX(hbox), label,
2055                                            FALSE, FALSE, 0);
2056
2057                 if (summaryview->sort_key == sort_by[type]) {
2058                         arrow = gtk_arrow_new
2059                                 (summaryview->sort_type == SORT_ASCENDING
2060                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2061                                  GTK_SHADOW_IN);
2062                         if (justify == GTK_JUSTIFY_RIGHT)
2063                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2064                                                    FALSE, FALSE, 0);
2065                         else
2066                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2067                                                  FALSE, FALSE, 0);
2068                 }
2069
2070                 gtk_widget_show_all(hbox);
2071                 gtk_clist_set_column_widget(clist, pos, hbox);
2072         }
2073 }
2074
2075 void summary_reflect_prefs(void)
2076 {
2077         static gchar *last_font = NULL;
2078         gboolean update_font = TRUE;
2079         SummaryView *summaryview = NULL;
2080
2081         if (!mainwindow_get_mainwindow())
2082                 return;
2083         summaryview = mainwindow_get_mainwindow()->summaryview;
2084
2085         if (last_font && !strcmp(last_font, NORMAL_FONT))
2086                 update_font = FALSE;
2087
2088         if (last_font)
2089                 g_free(last_font);
2090
2091         last_font = g_strdup(NORMAL_FONT);
2092
2093         if (update_font) {
2094                 bold_style = bold_marked_style = bold_deleted_style =
2095                         small_style = small_marked_style = small_deleted_style = NULL;
2096                 summary_set_fonts(summaryview);
2097         }
2098
2099         summary_set_column_titles(summaryview);
2100         summary_show(summaryview, summaryview->folder_item);
2101 }
2102
2103 void summary_sort(SummaryView *summaryview,
2104                   FolderSortKey sort_key, FolderSortType sort_type)
2105 {
2106         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2107         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2108         GtkCListCompareFunc cmp_func = NULL;
2109         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2110                                        G_CALLBACK(summary_tree_expanded), summaryview);
2111         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2112
2113         switch (sort_key) {
2114         case SORT_BY_MARK:
2115                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2116                 break;
2117         case SORT_BY_STATUS:
2118                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2119                 break;
2120         case SORT_BY_MIME:
2121                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2122                 break;
2123         case SORT_BY_NUMBER:
2124                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2125                 break;
2126         case SORT_BY_SIZE:
2127                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2128                 break;
2129         case SORT_BY_DATE:
2130                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2131                 break;
2132         case SORT_BY_FROM:
2133                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2134                 break;
2135         case SORT_BY_SUBJECT:
2136                 if (summaryview->simplify_subject_preg)
2137                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2138                 else
2139                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2140                 break;
2141         case SORT_BY_SCORE:
2142                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2143                 break;
2144         case SORT_BY_LABEL:
2145                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2146                 break;
2147         case SORT_BY_TO:
2148                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2149                 break;
2150         case SORT_BY_LOCKED:
2151                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2152                 break;
2153         case SORT_BY_NONE:
2154                 break;
2155         default:
2156                 goto unlock;
2157         }
2158
2159         summaryview->sort_key = sort_key;
2160         summaryview->sort_type = sort_type;
2161
2162         summary_set_column_titles(summaryview);
2163         summary_set_menu_sensitive(summaryview);
2164
2165         /* allow fallback to don't sort */
2166         if (summaryview->sort_key == SORT_BY_NONE)
2167                 goto unlock;
2168
2169         if (cmp_func != NULL) {
2170                 debug_print("Sorting summary...");
2171                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2172
2173                 main_window_cursor_wait(summaryview->mainwin);
2174
2175                 gtk_clist_freeze(clist);
2176                 gtk_clist_set_compare_func(clist, cmp_func);
2177
2178                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2179
2180                 gtk_sctree_sort_recursive(ctree, NULL);
2181
2182                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2183
2184                 main_window_cursor_normal(summaryview->mainwin);
2185                 gtk_clist_thaw(clist);
2186
2187                 debug_print("done.\n");
2188                 STATUSBAR_POP(summaryview->mainwin);
2189         }
2190 unlock:
2191         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2192         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2193                                        G_CALLBACK(summary_tree_expanded), summaryview);
2194 }
2195
2196 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2197                                    GtkCTreeNode *cnode, gpointer data)
2198 {
2199         SummaryView *summaryview = (SummaryView *)data;
2200         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2201         gchar *text[N_SUMMARY_COLS];
2202         gint *col_pos = summaryview->col_pos;
2203         const gchar *msgid = msginfo->msgid;
2204         GHashTable *msgid_table = summaryview->msgid_table;
2205
2206         summary_set_header(summaryview, text, msginfo);
2207
2208         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2209                                 NULL, NULL, NULL, NULL, FALSE,
2210                                 gnode->parent->parent ? TRUE : FALSE);
2211 #define SET_TEXT(col) \
2212         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2213                                 text[col_pos[col]])
2214
2215         SET_TEXT(S_COL_NUMBER);
2216         SET_TEXT(S_COL_SCORE);
2217         SET_TEXT(S_COL_SIZE);
2218         SET_TEXT(S_COL_DATE);
2219         SET_TEXT(S_COL_FROM);
2220         SET_TEXT(S_COL_TO);
2221         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2222
2223 #undef SET_TEXT
2224
2225         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2226         summary_set_marks_func(ctree, cnode, summaryview);
2227
2228         if (msgid && msgid[0] != '\0')
2229                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2230
2231         return TRUE;
2232 }
2233
2234 static void summary_set_ctree_from_list(SummaryView *summaryview,
2235                                         GSList *mlist)
2236 {
2237         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2238         MsgInfo *msginfo;
2239         GtkCTreeNode *node = NULL;
2240         GHashTable *msgid_table;
2241         GHashTable *subject_table;
2242         GSList * cur;
2243         START_TIMING("summary_set_ctree_from_list");
2244
2245         if (!mlist) return;
2246
2247         debug_print("\tSetting summary from message data...");
2248         STATUSBAR_PUSH(summaryview->mainwin,
2249                        _("Setting summary from message data..."));
2250         gdk_flush();
2251
2252         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2253                                        G_CALLBACK(summary_tree_expanded), summaryview);
2254
2255         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2256         summaryview->msgid_table = msgid_table;
2257         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2258         summaryview->subject_table = subject_table;
2259
2260         if (prefs_common.use_addr_book)
2261                 start_address_completion();
2262
2263         if (summaryview->threaded) {
2264                 GNode *root, *gnode;
2265
2266                 root = procmsg_get_thread_tree(mlist);
2267
2268                 for (gnode = root->children; gnode != NULL;
2269                      gnode = gnode->next) {
2270                         node = gtk_ctree_insert_gnode
2271                                 (ctree, NULL, node, gnode,
2272                                  summary_insert_gnode_func, summaryview);
2273                 }
2274
2275                 g_node_destroy(root);
2276
2277                 summary_thread_init(summaryview);
2278         } else {
2279                 gchar *text[N_SUMMARY_COLS];
2280                 cur = mlist;
2281                 for (; mlist != NULL; mlist = mlist->next) {
2282                         msginfo = (MsgInfo *)mlist->data;
2283
2284                         summary_set_header(summaryview, text, msginfo);
2285
2286                         node = gtk_ctree_insert_node
2287                                 (ctree, NULL, node, text, 2,
2288                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2289                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2290                         summary_set_marks_func(ctree, node, summaryview);
2291
2292                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2293                                 g_hash_table_insert(msgid_table,
2294                                                     msginfo->msgid, node);
2295
2296                         subject_table_insert(subject_table,
2297                                              msginfo->subject,
2298                                              node);
2299                 }
2300                 mlist = cur;
2301         }
2302
2303         if (prefs_common.enable_hscrollbar &&
2304             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2305                 gint optimal_width;
2306
2307                 optimal_width = gtk_clist_optimal_column_width
2308                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2309                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2310                                            summaryview->col_pos[S_COL_SUBJECT],
2311                                            optimal_width);
2312         }
2313
2314         if (prefs_common.use_addr_book)
2315                 end_address_completion();
2316
2317         debug_print("done.\n");
2318         STATUSBAR_POP(summaryview->mainwin);
2319         if (debug_get_mode()) {
2320                 debug_print("\tmsgid hash table size = %d\n",
2321                             g_hash_table_size(msgid_table));
2322                 debug_print("\tsubject hash table size = %d\n",
2323                             g_hash_table_size(subject_table));
2324         }
2325
2326         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2327
2328         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2329
2330         if (prefs_common.bold_unread) {
2331                 while (node) {
2332                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2333                         if (GTK_CTREE_ROW(node)->children)
2334                                 summary_set_row_marks(summaryview, node);
2335                         node = next;
2336                 }
2337         }
2338
2339         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2340                                        G_CALLBACK(summary_tree_expanded), summaryview);
2341         END_TIMING();
2342 }
2343
2344 static gchar *summary_complete_address(const gchar *addr)
2345 {
2346         gint count;
2347         gchar *res, *tmp, *email_addr;
2348
2349         if (addr == NULL)
2350                 return NULL;
2351
2352         Xstrdup_a(email_addr, addr, return NULL);
2353         extract_address(email_addr);
2354         g_return_val_if_fail(*email_addr, NULL);
2355
2356         /*
2357          * completion stuff must be already initialized
2358          */
2359         res = NULL;
2360         if (1 < (count = complete_address(email_addr))) {
2361                 tmp = get_complete_address(1);
2362                 res = procheader_get_fromname(tmp);
2363                 g_free(tmp);
2364         }
2365
2366         return res;
2367 }
2368
2369 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2370                                MsgInfo *msginfo)
2371 {
2372         static gchar date_modified[80];
2373         static gchar col_score[11];
2374         static gchar buf[BUFFSIZE];
2375         gint *col_pos = summaryview->col_pos;
2376         gchar *from_text = NULL, *to_text = NULL;
2377         gboolean should_swap = FALSE;
2378
2379         text[col_pos[S_COL_FROM]]   = "";
2380         text[col_pos[S_COL_TO]]     = "";
2381         text[col_pos[S_COL_SUBJECT]]= "";
2382         text[col_pos[S_COL_MARK]]   = "";
2383         text[col_pos[S_COL_STATUS]] = "";
2384         text[col_pos[S_COL_MIME]]   = "";
2385         text[col_pos[S_COL_LOCKED]] = "";
2386         text[col_pos[S_COL_DATE]]   = "";
2387         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2388         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2389         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2390
2391         if (msginfo->date_t) {
2392                 procheader_date_get_localtime(date_modified,
2393                                               sizeof(date_modified),
2394                                               msginfo->date_t);
2395                 text[col_pos[S_COL_DATE]] = date_modified;
2396         } else if (msginfo->date)
2397                 text[col_pos[S_COL_DATE]] = msginfo->date;
2398         else
2399                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2400
2401         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2402                 gchar *addr = NULL;
2403
2404                 addr = g_strdup(msginfo->from);
2405
2406                 if (addr) {
2407                         extract_address(addr);
2408                         if (account_find_from_address(addr)) {
2409                                 should_swap = TRUE;
2410                         }
2411                         g_free(addr);
2412                 }
2413         }
2414
2415         if (!prefs_common.use_addr_book) {
2416                 from_text = msginfo->fromname ?
2417                                 msginfo->fromname :
2418                                 _("(No From)");
2419         } else {
2420                 gchar *tmp = summary_complete_address(msginfo->from);
2421                 from_text = tmp ? tmp : (msginfo->fromname ?
2422                                          msginfo->fromname:
2423                                                 _("(No From)"));
2424         }
2425
2426         to_text = msginfo->to ? msginfo->to :
2427                    (msginfo->cc ? msginfo->cc :
2428                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2429                      )
2430                    );
2431
2432         if (!should_swap) {
2433                 text[col_pos[S_COL_FROM]] = from_text;
2434                 text[col_pos[S_COL_TO]] = to_text;
2435         } else {
2436                 gchar *tmp = NULL;
2437                 tmp = g_strconcat("-->", to_text, NULL);
2438                 text[col_pos[S_COL_FROM]] = tmp;
2439                 tmp = g_strconcat("<--", from_text, NULL);
2440                 text[col_pos[S_COL_TO]] = tmp;
2441         }
2442
2443         if (summaryview->simplify_subject_preg != NULL)
2444                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2445                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2446                                         summaryview->simplify_subject_preg) :
2447                         _("(No Subject)");
2448         else
2449                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2450                         _("(No Subject)");
2451 }
2452
2453 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2454 {
2455         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2456 }
2457
2458 static gboolean defer_change(gpointer data);
2459 typedef struct _ChangeData {
2460         MsgInfo *info;
2461         gint op; /* 0, 1, 2 for unset, set, change */
2462         MsgPermFlags set_flags;
2463         MsgTmpFlags  set_tmp_flags;
2464         MsgPermFlags unset_flags;
2465         MsgTmpFlags  unset_tmp_flags;
2466 } ChangeData;
2467
2468 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2469 {
2470         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2471                 debug_print("flags: doing unset now\n");
2472                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2473         } else {
2474                 ChangeData *unset_data = g_new0(ChangeData, 1);
2475                 unset_data->info = msginfo;
2476                 unset_data->op = 0;
2477                 unset_data->unset_flags = flags;
2478                 unset_data->unset_tmp_flags = tmp_flags;
2479                 debug_print("flags: deferring unset\n");
2480                 g_timeout_add(100, defer_change, unset_data);
2481         }
2482 }
2483
2484 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2485 {
2486         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2487                 debug_print("flags: doing set now\n");
2488                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2489         } else {
2490                 ChangeData *set_data = g_new0(ChangeData, 1);
2491                 set_data->info = msginfo;
2492                 set_data->op = 1;
2493                 set_data->set_flags = flags;
2494                 set_data->set_tmp_flags = tmp_flags;
2495                 debug_print("flags: deferring set\n");
2496                 g_timeout_add(100, defer_change, set_data);
2497         }
2498 }
2499
2500 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2501                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2502                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2503 {
2504         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2505                 debug_print("flags: doing change now\n");
2506                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2507                         rem_flags, rem_tmp_flags);
2508         } else {
2509                 ChangeData *change_data = g_new0(ChangeData, 1);
2510                 change_data->info = msginfo;
2511                 change_data->op = 2;
2512                 change_data->set_flags = add_flags;
2513                 change_data->set_tmp_flags = add_tmp_flags;
2514                 change_data->unset_flags = rem_flags;
2515                 change_data->unset_tmp_flags = rem_tmp_flags;
2516                 debug_print("flags: deferring change\n");
2517                 g_timeout_add(100, defer_change, change_data);
2518         }
2519 }
2520
2521 gboolean defer_change(gpointer data)
2522 {
2523         ChangeData *chg = (ChangeData *)data;
2524         if (chg->info->folder && chg->info->folder->processing_pending) {
2525                 debug_print("flags: trying later\n");
2526                 return TRUE; /* try again */
2527         } else {
2528                 debug_print("flags: finally doing it\n");
2529                 switch(chg->op) {
2530                 case 0:
2531                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2532                         break;
2533                 case 1:
2534                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2535                         break;
2536                 case 2:
2537                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2538                                 chg->unset_flags, chg->unset_tmp_flags);
2539                         break;
2540                 default:
2541                         g_warning("shouldn't happen\n");
2542                 }
2543                 g_free(chg);
2544         }
2545         return FALSE;
2546 }
2547
2548 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2549                                       GtkCTreeNode *row)
2550 {
2551         g_return_if_fail(summaryview != NULL);
2552         g_return_if_fail(msginfo != NULL);
2553         g_return_if_fail(row != NULL);
2554
2555         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2556                 summary_msginfo_unset_flags
2557                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2558                 summary_set_row_marks(summaryview, row);
2559                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2560                 summary_status_show(summaryview);
2561         }
2562 }
2563
2564 typedef struct  {
2565         MsgInfo *msginfo;
2566         SummaryView *summaryview;
2567         GtkCTreeNode *row;
2568 } MarkAsReadData;
2569
2570 static int msginfo_mark_as_read_timeout(void *data)
2571 {
2572         MarkAsReadData *mdata = (MarkAsReadData *)data;
2573         if (!mdata)
2574                 return FALSE;
2575
2576         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2577                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2578                                      mdata->row);
2579
2580         g_free(mdata);
2581
2582         return FALSE;
2583 }
2584
2585 static void summary_display_msg_full(SummaryView *summaryview,
2586                                      GtkCTreeNode *row,
2587                                      gboolean new_window, gboolean all_headers)
2588 {
2589         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2590         MsgInfo *msginfo;
2591         gint val;
2592
2593         if (!new_window) {
2594                 if (summaryview->displayed == row)
2595                         return;
2596                 else
2597                         summaryview->messageview->filtered = FALSE;
2598         }
2599
2600         g_return_if_fail(row != NULL);
2601
2602         if (summary_is_locked(summaryview)) return;
2603         summary_lock(summaryview);
2604
2605         STATUSBAR_POP(summaryview->mainwin);
2606         GTK_EVENTS_FLUSH();
2607
2608         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2609
2610         if (new_window) {
2611                 MessageView *msgview;
2612
2613                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2614                 val = messageview_show(msgview, msginfo, all_headers);
2615         } else {
2616                 MessageView *msgview;
2617
2618                 msgview = summaryview->messageview;
2619
2620                 summaryview->displayed = row;
2621                 if (!messageview_is_visible(msgview)) {
2622                         main_window_toggle_message_view(summaryview->mainwin);
2623                         GTK_EVENTS_FLUSH();
2624                 }
2625                 val = messageview_show(msgview, msginfo, all_headers);
2626                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2627                         gtk_widget_grab_focus(summaryview->ctree);
2628                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2629         }
2630
2631         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2632                 if (prefs_common.mark_as_read_delay) {
2633                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2634                         data->summaryview = summaryview;
2635                         data->msginfo = msginfo;
2636                         data->row = row;
2637                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2638                                 msginfo_mark_as_read_timeout, data);
2639                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2640                         msginfo_mark_as_read(summaryview, msginfo, row);
2641                 }
2642         }
2643
2644         summary_set_menu_sensitive(summaryview);
2645         toolbar_main_set_sensitive(summaryview->mainwin);
2646         messageview_set_menu_sensitive(summaryview->messageview);
2647
2648         summary_unlock(summaryview);
2649 }
2650
2651 void summary_display_msg_selected(SummaryView *summaryview,
2652                                   gboolean all_headers)
2653 {
2654         if (summary_is_locked(summaryview)) return;
2655         summaryview->displayed = NULL;
2656         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2657                                  all_headers);
2658 }
2659
2660 void summary_redisplay_msg(SummaryView *summaryview)
2661 {
2662         GtkCTreeNode *node;
2663
2664         if (summaryview->displayed) {
2665                 node = summaryview->displayed;
2666                 summaryview->displayed = NULL;
2667                 summary_display_msg(summaryview, node);
2668         }
2669 }
2670
2671 void summary_open_msg(SummaryView *summaryview)
2672 {
2673         if (!summaryview->selected) return;
2674
2675         /* CLAWS: if separate message view, don't open a new window
2676          * but rather use the current separated message view */
2677         summary_display_msg_full(summaryview, summaryview->selected,
2678                                  prefs_common.sep_msg ? FALSE : TRUE,
2679                                  FALSE);
2680 }
2681
2682 void summary_view_source(SummaryView * summaryview)
2683 {
2684         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2685         MsgInfo *msginfo;
2686         SourceWindow *srcwin;
2687
2688         if (!summaryview->selected) return;
2689
2690         srcwin = source_window_create();
2691         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2692         source_window_show_msg(srcwin, msginfo);
2693         source_window_show(srcwin);
2694 }
2695
2696 void summary_reedit(SummaryView *summaryview)
2697 {
2698         MsgInfo *msginfo;
2699
2700         if (!summaryview->selected) return;
2701         if (!summaryview->folder_item) return;
2702         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2703         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2704         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2705                 return;
2706
2707         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2708                                               summaryview->selected);
2709         if (!msginfo) return;
2710
2711         compose_reedit(msginfo);
2712 }
2713
2714 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2715 {
2716         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2717         GtkCTreeNode *node;
2718
2719         if (summary_is_locked(summaryview)) return FALSE;
2720         if (type == GTK_SCROLL_STEP_FORWARD) {
2721                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2722                 if (node)
2723                         gtkut_ctree_expand_parent_all(ctree, node);
2724                 else
2725                         return FALSE;
2726         } else {
2727                 if (summaryview->selected) {
2728                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2729                         if (!node) return FALSE;
2730                 }
2731         }
2732
2733         if (messageview_is_visible(summaryview->messageview))
2734                 summaryview->display_msg = TRUE;
2735
2736         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2737
2738         if (GTK_CLIST(ctree)->selection)
2739                 gtk_sctree_set_anchor_row
2740                         (GTK_SCTREE(ctree),
2741                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2742
2743         return TRUE;
2744 }
2745
2746 void summary_toggle_view(SummaryView *summaryview)
2747 {
2748         if (!messageview_is_visible(summaryview->messageview) &&
2749             summaryview->selected)
2750                 summary_display_msg(summaryview,
2751                                     summaryview->selected);
2752         else
2753                 main_window_toggle_message_view(summaryview->mainwin);
2754 }
2755
2756 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2757                                                 GtkCTreeNode *node)
2758 {
2759         MsgInfo *msginfo;
2760
2761         if (node) {
2762                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2763                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2764                         return TRUE;
2765                 node = GTK_CTREE_ROW(node)->children;
2766         } else
2767                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
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
2775         return FALSE;
2776 }
2777
2778 static gboolean summary_have_unread_children(SummaryView *summaryview,
2779                                              GtkCTreeNode *node)
2780 {
2781         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2782
2783         if (!node) return FALSE;
2784
2785         node = GTK_CTREE_ROW(node)->children;
2786
2787         while (node) {
2788                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2789                         return TRUE;
2790                 node = GTK_CTREE_ROW(node)->sibling;
2791         }
2792         return FALSE;
2793 }
2794
2795 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2796 {
2797         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2798         GtkStyle *style = NULL;
2799         MsgInfo *msginfo;
2800         MsgFlags flags;
2801         gint *col_pos = summaryview->col_pos;
2802
2803         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2804         if (!msginfo) return;
2805
2806         flags = msginfo->flags;
2807
2808         gtk_ctree_node_set_foreground(ctree, row, NULL);
2809
2810         /* set new/unread column */
2811         if (MSG_IS_IGNORE_THREAD(flags)) {
2812                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2813                                           ignorethreadxpm, ignorethreadxpmmask);
2814         } else if (MSG_IS_NEW(flags)) {
2815                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2816                                           newxpm, newxpmmask);
2817         } else if (MSG_IS_UNREAD(flags)) {
2818                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2819                                           unreadxpm, unreadxpmmask);
2820         } else if (MSG_IS_REPLIED(flags)) {
2821                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2822                                           repliedxpm, repliedxpmmask);
2823         } else if (MSG_IS_FORWARDED(flags)) {
2824                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2825                                           forwardedxpm, forwardedxpmmask);
2826         } else {
2827                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2828                                         "");
2829         }
2830
2831         if (prefs_common.bold_unread &&
2832             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2833              (!GTK_CTREE_ROW(row)->expanded &&
2834               GTK_CTREE_ROW(row)->children &&
2835               summary_have_unread_children(summaryview, row))))
2836                 style = bold_style;
2837
2838         /* set mark column */
2839         if (MSG_IS_DELETED(flags)) {
2840                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2841                                           deletedxpm, deletedxpmmask);
2842                 if (style)
2843                         style = bold_deleted_style;
2844                 else {
2845                         style = small_deleted_style;
2846                 }
2847                         gtk_ctree_node_set_foreground
2848                                 (ctree, row, &summaryview->color_dim);
2849         } else if (MSG_IS_MARKED(flags)) {
2850                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2851                                           markxpm, markxpmmask);
2852         } else if (MSG_IS_MOVE(flags)) {
2853                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2854                 if (style)
2855                         style = bold_marked_style;
2856                 else {
2857                         style = small_marked_style;
2858                 }
2859                         gtk_ctree_node_set_foreground
2860                                 (ctree, row, &summaryview->color_marked);
2861         } else if (MSG_IS_COPY(flags)) {
2862                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2863                 if (style)
2864                         style = bold_marked_style;
2865                 else {
2866                         style = small_marked_style;
2867                 }
2868                         gtk_ctree_node_set_foreground
2869                                 (ctree, row, &summaryview->color_marked);
2870 #if 0
2871         } else if ((global_scoring ||
2872                   summaryview->folder_item->prefs->scoring) &&
2873                  (msginfo->score >= summaryview->important_score) &&
2874                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2875                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2876                 gtk_ctree_node_set_foreground(ctree, row,
2877                                               &summaryview->color_important);
2878 #endif
2879         } else {
2880                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2881         }
2882
2883         if (MSG_IS_LOCKED(flags)) {
2884                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2885                                           lockedxpm, lockedxpmmask);
2886         }
2887         else {
2888                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2889         }
2890
2891         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2892                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2893                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2894         } else if (MSG_IS_SIGNED(flags)) {
2895                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2896                                           gpgsignedxpm, gpgsignedxpmmask);
2897         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2898                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2899                                           clipkeyxpm, clipkeyxpmmask);
2900         } else if (MSG_IS_ENCRYPTED(flags)) {
2901                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2902                                           keyxpm, keyxpmmask);
2903         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2904                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2905                                           clipxpm, clipxpmmask);
2906         } else {
2907                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2908         }
2909         if (!style)
2910                 style = small_style;
2911
2912         gtk_ctree_node_set_row_style(ctree, row, style);
2913
2914         if (MSG_GET_COLORLABEL(flags))
2915                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2916 }
2917
2918 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2919 {
2920         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2921         MsgInfo *msginfo;
2922
2923         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2924         if (MSG_IS_DELETED(msginfo->flags))
2925                 summaryview->deleted--;
2926         if (MSG_IS_MOVE(msginfo->flags))
2927                 summaryview->moved--;
2928         if (MSG_IS_COPY(msginfo->flags))
2929                 summaryview->copied--;
2930
2931         procmsg_msginfo_set_to_folder(msginfo, NULL);
2932         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2933         summary_set_row_marks(summaryview, row);
2934         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2935 }
2936
2937 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2938 {
2939         gboolean changed = FALSE;
2940         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2941         MsgInfo *msginfo;
2942
2943         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2944         if (MSG_IS_DELETED(msginfo->flags))
2945                 summaryview->deleted--;
2946         if (MSG_IS_MOVE(msginfo->flags)) {
2947                 summaryview->moved--;
2948                 changed = TRUE;
2949         }
2950         if (MSG_IS_COPY(msginfo->flags)) {
2951                 summaryview->copied--;
2952                 changed = TRUE;
2953         }
2954         procmsg_msginfo_set_to_folder(msginfo, NULL);
2955         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2956
2957         summary_set_row_marks(summaryview, row);
2958         debug_print("Message %d is locked\n", msginfo->msgnum);
2959 }
2960
2961 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2962 {
2963         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2964         MsgInfo *msginfo;
2965
2966         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2967         if (!MSG_IS_LOCKED(msginfo->flags))
2968                 return;
2969         procmsg_msginfo_set_to_folder(msginfo, NULL);
2970         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2971         summary_set_row_marks(summaryview, row);
2972         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2973 }
2974
2975 void summary_mark(SummaryView *summaryview)
2976 {
2977         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2978         GList *cur;
2979
2980         START_LONG_OPERATION(summaryview);
2981         folder_item_set_batch(summaryview->folder_item, TRUE);
2982         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2983                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2984         folder_item_set_batch(summaryview->folder_item, FALSE);
2985         END_LONG_OPERATION(summaryview);
2986
2987         summary_status_show(summaryview);
2988 }
2989
2990 static void summary_mark_row_as_read(SummaryView *summaryview,
2991                                      GtkCTreeNode *row)
2992 {
2993         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2994         MsgInfo *msginfo;
2995
2996         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2997
2998         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2999                 return;
3000
3001         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3002         summary_set_row_marks(summaryview, row);
3003         debug_print("Message %d is marked as read\n",
3004                 msginfo->msgnum);
3005 }
3006
3007 void summary_mark_as_read(SummaryView *summaryview)
3008 {
3009         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3010         GList *cur;
3011
3012         START_LONG_OPERATION(summaryview);
3013         folder_item_set_batch(summaryview->folder_item, TRUE);
3014         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3015                 summary_mark_row_as_read(summaryview,
3016                                          GTK_CTREE_NODE(cur->data));
3017         folder_item_set_batch(summaryview->folder_item, FALSE);
3018         END_LONG_OPERATION(summaryview);
3019
3020         summary_status_show(summaryview);
3021 }
3022
3023 void summary_msgs_lock(SummaryView *summaryview)
3024 {
3025         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3026         GList *cur;
3027
3028         START_LONG_OPERATION(summaryview);
3029         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3030                 summary_lock_row(summaryview,
3031                                          GTK_CTREE_NODE(cur->data));
3032         END_LONG_OPERATION(summaryview);
3033
3034         summary_status_show(summaryview);
3035 }
3036
3037 void summary_msgs_unlock(SummaryView *summaryview)
3038 {
3039         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3040         GList *cur;
3041
3042         START_LONG_OPERATION(summaryview);
3043         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3044                 summary_unlock_row(summaryview,
3045                                    GTK_CTREE_NODE(cur->data));
3046         END_LONG_OPERATION(summaryview);
3047
3048         summary_status_show(summaryview);
3049 }
3050
3051 void summary_mark_all_read(SummaryView *summaryview)
3052 {
3053         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3054         GtkCTreeNode *node;
3055
3056         START_LONG_OPERATION(summaryview);
3057         folder_item_set_batch(summaryview->folder_item, TRUE);
3058         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3059              node = gtkut_ctree_node_next(ctree, node))
3060                 summary_mark_row_as_read(summaryview, node);
3061         folder_item_set_batch(summaryview->folder_item, FALSE);
3062         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3063              node = gtkut_ctree_node_next(ctree, node)) {
3064                 if (!GTK_CTREE_ROW(node)->expanded)
3065                         summary_set_row_marks(summaryview, node);
3066         }
3067         END_LONG_OPERATION(summaryview);
3068
3069         summary_status_show(summaryview);
3070 }
3071
3072 static void summary_mark_row_as_unread(SummaryView *summaryview,
3073                                        GtkCTreeNode *row)
3074 {
3075         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3076         MsgInfo *msginfo;
3077
3078         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3079         if (MSG_IS_DELETED(msginfo->flags)) {
3080                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3081                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3082                 summaryview->deleted--;
3083         }
3084
3085         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3086         debug_print("Message %d is marked as unread\n",
3087                 msginfo->msgnum);
3088
3089         summary_set_row_marks(summaryview, row);
3090 }
3091
3092 void summary_mark_as_unread(SummaryView *summaryview)
3093 {
3094         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3095         GList *cur;
3096
3097         START_LONG_OPERATION(summaryview);
3098         folder_item_set_batch(summaryview->folder_item, TRUE);
3099         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3100                 cur = cur->next)
3101                 summary_mark_row_as_unread(summaryview,
3102                                            GTK_CTREE_NODE(cur->data));
3103         folder_item_set_batch(summaryview->folder_item, FALSE);
3104         END_LONG_OPERATION(summaryview);
3105
3106         summary_status_show(summaryview);
3107 }
3108
3109 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3110 {
3111         GList * cur;
3112         gboolean found;
3113
3114         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3115
3116         case F_NEWS:
3117
3118                 /*
3119                   security : checks if one the accounts correspond to
3120                   the author of the post
3121                 */
3122
3123                 found = FALSE;
3124                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3125                         PrefsAccount * account;
3126                         gchar * from_name;
3127
3128                         account = cur->data;
3129                         if (account->name && *account->name)
3130                                 from_name =
3131                                         g_strdup_printf("%s <%s>",
3132                                                         account->name,
3133                                                         account->address);
3134                         else
3135                                 from_name =
3136                                         g_strdup_printf("%s",
3137                                                         account->address);
3138
3139                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3140                                 g_free(from_name);
3141                                 found = TRUE;
3142                                 break;
3143                         }
3144                         g_free(from_name);
3145                 }
3146
3147                 if (!found) {
3148                         alertpanel_error(_("You're not the author of the article.\n"));
3149                 }
3150
3151                 return found;
3152
3153         default:
3154                 return TRUE;
3155         }
3156 }
3157
3158 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3159 {
3160         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3161         MsgInfo *msginfo;
3162
3163         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3164
3165         if (MSG_IS_LOCKED(msginfo->flags)) return;
3166
3167         if (MSG_IS_DELETED(msginfo->flags)) return;
3168
3169         if (MSG_IS_MOVE(msginfo->flags))
3170                 summaryview->moved--;
3171         if (MSG_IS_COPY(msginfo->flags))
3172                 summaryview->copied--;
3173
3174         procmsg_msginfo_set_to_folder(msginfo, NULL);
3175         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3176         summaryview->deleted++;
3177
3178         if (!prefs_common.immediate_exec &&
3179             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3180                 summary_set_row_marks(summaryview, row);
3181
3182         debug_print("Message %s/%d is set to delete\n",
3183                     msginfo->folder->path, msginfo->msgnum);
3184 }
3185
3186 void summary_cancel(SummaryView *summaryview)
3187 {
3188         MsgInfo * msginfo;
3189         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3190
3191         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3192                                               summaryview->selected);
3193         if (!msginfo) return;
3194
3195         if (!check_permission(summaryview, msginfo))
3196                 return;
3197
3198         news_cancel_article(summaryview->folder_item->folder, msginfo);
3199
3200         if (summary_is_locked(summaryview)) return;
3201
3202         summary_lock(summaryview);
3203
3204         gtk_clist_freeze(clist);
3205
3206         summary_update_status(summaryview);
3207         summary_status_show(summaryview);
3208
3209         gtk_clist_thaw(clist);
3210
3211         summary_unlock(summaryview);
3212 }
3213
3214 void summary_delete(SummaryView *summaryview)
3215 {
3216         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3217         FolderItem *item = summaryview->folder_item;
3218         GList *cur;
3219         GtkCTreeNode *sel_last = NULL;
3220         GtkCTreeNode *node;
3221         AlertValue aval;
3222         MsgInfo *msginfo;
3223
3224         if (!item) return;
3225
3226         if (summary_is_locked(summaryview)) return;
3227
3228         if (!summaryview->folder_item) return;
3229
3230         aval = alertpanel(_("Delete message(s)"),
3231                           _("Do you really want to delete selected message(s)?"),
3232                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3233         if (aval != G_ALERTDEFAULT) return;
3234
3235         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3236              cur = cur->next) {
3237                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3238                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3239                 if (msginfo->total_size != 0 &&
3240                     msginfo->size != (off_t)msginfo->total_size)
3241                         partial_mark_for_delete(msginfo);
3242         }
3243
3244         main_window_cursor_wait(summaryview->mainwin);
3245
3246         /* next code sets current row focus right. We need to find a row
3247          * that is not deleted. */
3248         START_LONG_OPERATION(summaryview);
3249         folder_item_set_batch(summaryview->folder_item, TRUE);
3250         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3251                 sel_last = GTK_CTREE_NODE(cur->data);
3252                 summary_delete_row(summaryview, sel_last);
3253         }
3254         folder_item_set_batch(summaryview->folder_item, FALSE);
3255         END_LONG_OPERATION(summaryview);
3256
3257         node = summary_find_next_msg(summaryview, sel_last);
3258         if (!node)
3259                 node = summary_find_prev_msg(summaryview, sel_last);
3260
3261         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3262
3263         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3264                 summary_execute(summaryview);
3265                 /* after deleting, the anchor may be at an invalid row
3266                  * so reset it to the node we found earlier */
3267                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3268         } else
3269                 summary_status_show(summaryview);
3270
3271
3272         main_window_cursor_normal(summaryview->mainwin);
3273 }
3274
3275 void summary_delete_trash(SummaryView *summaryview)
3276 {
3277         FolderItem *to_folder = NULL;
3278         PrefsAccount *ac;
3279         if (!summaryview->folder_item ||
3280             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3281
3282         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3283                 to_folder = account_get_special_folder(ac, F_TRASH);
3284
3285         if (to_folder == NULL)
3286                 to_folder = summaryview->folder_item->folder->trash;
3287
3288         if (to_folder == NULL || to_folder == summaryview->folder_item
3289             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3290                 summary_delete(summaryview);
3291         else
3292                 summary_move_selected_to(summaryview, to_folder);
3293 }
3294
3295
3296 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3297 {
3298         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3299         MsgInfo *msginfo;
3300
3301         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3302         if (MSG_IS_DELETED(msginfo->flags))
3303                 summaryview->deleted--;
3304         if (MSG_IS_MOVE(msginfo->flags))
3305                 summaryview->moved--;
3306         if (MSG_IS_COPY(msginfo->flags))
3307                 summaryview->copied--;
3308
3309         procmsg_msginfo_set_to_folder(msginfo, NULL);
3310         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3311         summary_set_row_marks(summaryview, row);
3312
3313         debug_print("Message %s/%d is unmarked\n",
3314                     msginfo->folder->path, msginfo->msgnum);
3315 }
3316
3317 void summary_unmark(SummaryView *summaryview)
3318 {
3319         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3320         GList *cur;
3321
3322         START_LONG_OPERATION(summaryview);
3323         folder_item_set_batch(summaryview->folder_item, TRUE);
3324         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3325                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3326         folder_item_set_batch(summaryview->folder_item, FALSE);
3327         END_LONG_OPERATION(summaryview);
3328
3329         summary_status_show(summaryview);
3330 }
3331
3332 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3333                                 FolderItem *to_folder)
3334 {
3335         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3336         MsgInfo *msginfo;
3337
3338         g_return_if_fail(to_folder != NULL);
3339
3340         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3341         if (MSG_IS_LOCKED(msginfo->flags))
3342                 return;
3343
3344         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3345         if (MSG_IS_DELETED(msginfo->flags))
3346                 summaryview->deleted--;
3347         if (MSG_IS_COPY(msginfo->flags)) {
3348                 summaryview->copied--;
3349         }
3350         if (!MSG_IS_MOVE(msginfo->flags)) {
3351                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3352                 summaryview->moved++;
3353         } else {
3354                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3355         }
3356
3357         if (!prefs_common.immediate_exec) {
3358                 summary_set_row_marks(summaryview, row);
3359         }
3360
3361         debug_print("Message %d is set to move to %s\n",
3362                     msginfo->msgnum, to_folder->path);
3363 }
3364
3365 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3366 {
3367         GList *cur;
3368
3369         if (!to_folder) return;
3370         if (!summaryview->folder_item ||
3371             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3372
3373         if (summary_is_locked(summaryview)) return;
3374
3375         if (summaryview->folder_item == to_folder) {
3376                 alertpanel_error(_("Destination is same as current folder."));
3377                 return;
3378         }
3379
3380         START_LONG_OPERATION(summaryview);
3381
3382         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3383              cur != NULL && cur->data != NULL; cur = cur->next)
3384                 summary_move_row_to
3385                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3386
3387         END_LONG_OPERATION(summaryview);
3388
3389         if (prefs_common.immediate_exec) {
3390                 summary_execute(summaryview);
3391         } else {
3392                 summary_status_show(summaryview);
3393         }
3394
3395         if (!summaryview->selected) { /* this was the last message */
3396                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3397                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3398                 if (node)
3399                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3400         }
3401
3402 }
3403
3404 void summary_move_to(SummaryView *summaryview)
3405 {
3406         FolderItem *to_folder;
3407
3408         if (!summaryview->folder_item ||
3409             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3410
3411         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3412                                          FOLDER_SEL_MOVE, NULL);
3413         summary_move_selected_to(summaryview, to_folder);
3414 }
3415
3416 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3417                                 FolderItem *to_folder)
3418 {
3419         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3420         MsgInfo *msginfo;
3421
3422         g_return_if_fail(to_folder != NULL);
3423
3424         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3425         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3426         if (MSG_IS_DELETED(msginfo->flags))
3427                 summaryview->deleted--;
3428         if (MSG_IS_MOVE(msginfo->flags)) {
3429                 summaryview->moved--;
3430         }
3431
3432         if (!MSG_IS_COPY(msginfo->flags)) {
3433                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3434                 summaryview->copied++;
3435         } else {
3436                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3437         }
3438         if (!prefs_common.immediate_exec) {
3439                 summary_set_row_marks(summaryview, row);
3440         }
3441
3442         debug_print("Message %d is set to copy to %s\n",
3443                     msginfo->msgnum, to_folder->path);
3444 }
3445
3446 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3447 {
3448         GList *cur;
3449
3450         if (!to_folder) return;
3451         if (!summaryview->folder_item) return;
3452
3453         if (summary_is_locked(summaryview)) return;
3454
3455         if (summaryview->folder_item == to_folder) {
3456                 alertpanel_error
3457                         (_("Destination to copy is same as current folder."));
3458                 return;
3459         }
3460
3461         START_LONG_OPERATION(summaryview);
3462
3463         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3464              cur != NULL && cur->data != NULL; cur = cur->next)
3465                 summary_copy_row_to
3466                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3467
3468         END_LONG_OPERATION(summaryview);
3469
3470         if (prefs_common.immediate_exec)
3471                 summary_execute(summaryview);
3472         else {
3473                 summary_status_show(summaryview);
3474         }
3475 }
3476
3477 void summary_copy_to(SummaryView *summaryview)
3478 {
3479         FolderItem *to_folder;
3480
3481         if (!summaryview->folder_item) return;
3482
3483         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3484                                          FOLDER_SEL_COPY, NULL);
3485         summary_copy_selected_to(summaryview, to_folder);
3486 }
3487
3488 void summary_add_address(SummaryView *summaryview)
3489 {
3490         MsgInfo *msginfo;
3491         gchar *from;
3492
3493         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3494                                               summaryview->selected);
3495         if (!msginfo) return;
3496
3497         Xstrdup_a(from, msginfo->from, return);
3498         eliminate_address_comment(from);
3499         extract_address(from);
3500         addressbook_add_contact(msginfo->fromname, from, NULL);
3501 }
3502
3503 void summary_select_all(SummaryView *summaryview)
3504 {
3505         if (!summaryview->folder_item) return;
3506
3507         summary_lock(summaryview);
3508         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3509         summary_unlock(summaryview);
3510         summary_status_show(summaryview);
3511 }
3512
3513 void summary_unselect_all(SummaryView *summaryview)
3514 {
3515         summary_lock(summaryview);
3516         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3517         summary_unlock(summaryview);
3518         summary_status_show(summaryview);
3519 }
3520
3521 void summary_select_thread(SummaryView *summaryview)
3522 {
3523         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3524         GtkCTreeNode *node = summaryview->selected;
3525
3526         if (!node) return;
3527
3528         while (GTK_CTREE_ROW(node)->parent != NULL)
3529                 node = GTK_CTREE_ROW(node)->parent;
3530
3531         if (node != summaryview->selected)
3532                 summary_select_node
3533                         (summaryview, node,
3534                          messageview_is_visible(summaryview->messageview),
3535                          FALSE);
3536
3537         gtk_ctree_select_recursive(ctree, node);
3538
3539         summary_status_show(summaryview);
3540 }
3541
3542 void summary_save_as(SummaryView *summaryview)
3543 {
3544         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3545         MsgInfo *msginfo;
3546         gchar *filename = NULL;
3547         gchar *src, *dest;
3548         gchar *tmp;
3549
3550         AlertValue aval = 0;
3551
3552         if (!summaryview->selected) return;
3553         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3554         if (!msginfo) return;
3555
3556         if (msginfo->subject) {
3557                 Xstrdup_a(filename, msginfo->subject, return);
3558                 subst_for_filename(filename);
3559         }
3560         if (g_getenv ("G_BROKEN_FILENAMES") &&
3561             filename && !g_utf8_validate(filename, -1, NULL)) {
3562                 gchar *oldstr = filename;
3563                 filename = conv_codeset_strdup(filename,
3564                                                conv_get_locale_charset_str(),
3565                                                CS_UTF_8);
3566                 if (!filename) {
3567                         g_warning("summary_save_as(): faild to convert character set.");
3568                         filename = g_strdup(oldstr);
3569                 }
3570                 dest = filesel_select_file_save(_("Save as"), filename);
3571                 g_free(filename);
3572         } else
3573                 dest = filesel_select_file_save(_("Save as"), filename);
3574         filename = NULL;
3575         if (!dest) return;
3576         if (is_file_exist(dest)) {
3577                 aval = alertpanel(_("Append or Overwrite"),
3578                                   _("Append or overwrite existing file?"),
3579                                   _("_Append"), _("_Overwrite"),
3580                                   GTK_STOCK_CANCEL);
3581                 if (aval != 0 && aval != 1)
3582                         return;
3583         }
3584
3585         src = procmsg_get_message_file(msginfo);
3586         tmp = g_path_get_basename(dest);
3587
3588         if ( aval==0 ) { /* append */
3589                 if (append_file(src, dest, TRUE) < 0)
3590                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3591         } else { /* overwrite */
3592                 if (copy_file(src, dest, TRUE) < 0)
3593                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3594         }
3595         g_free(src);
3596
3597         /*
3598          * If two or more msgs are selected,
3599          * append them to the output file.
3600          */
3601         if (GTK_CLIST(ctree)->selection->next) {
3602                 GList *item;
3603                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3604                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3605                         if (!msginfo) break;
3606                         src = procmsg_get_message_file(msginfo);
3607                         if (append_file(src, dest, TRUE) < 0)
3608                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3609                 }
3610                 g_free(src);
3611         }
3612         g_free(dest);
3613         g_free(tmp);
3614 }
3615
3616 #ifdef USE_GNOMEPRINT
3617 static void print_mimeview(MimeView *mimeview)
3618 {
3619         if (!mimeview
3620         ||  !mimeview->textview
3621         ||  !mimeview->textview->text)
3622                 alertpanel_warning(_("Cannot print: the message doesn't "
3623                                      "contain text."));
3624         else
3625                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3626 }
3627 #endif
3628
3629 void summary_print(SummaryView *summaryview)
3630 {
3631         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3632 #ifndef USE_GNOMEPRINT
3633         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3634         MsgInfo *msginfo;
3635         gchar *cmdline = NULL;
3636         gchar *p;
3637 #endif
3638         GList *cur;
3639
3640         if (clist->selection == NULL) return;
3641 #ifndef USE_GNOMEPRINT
3642         cmdline = input_dialog(_("Print"),
3643                                _("Enter the print command line:\n"
3644                                  "('%s' will be replaced with file name)"),
3645                                prefs_common.print_cmd);
3646         if (!cmdline) return;
3647         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3648             strchr(p + 2, '%')) {
3649                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3650                                  cmdline);
3651                 g_free(cmdline);
3652                 return;
3653         }
3654         for (cur = clist->selection;
3655              cur != NULL && cur->data != NULL;
3656              cur = cur->next) {
3657                 msginfo = gtk_ctree_node_get_row_data
3658                         (ctree, GTK_CTREE_NODE(cur->data));
3659                 if (msginfo)
3660                         procmsg_print_message(msginfo, cmdline);
3661         }
3662
3663         g_free(cmdline);
3664 #else
3665         for (cur = clist->selection;
3666              cur != NULL && cur->data != NULL;
3667              cur = cur->next) {
3668                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3669                 if (node != summaryview->displayed) {
3670                         MessageView *tmpview = messageview_create(
3671                                                 summaryview->mainwin);
3672                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3673                                                 GTK_CTREE(summaryview->ctree),
3674                                                 node);
3675
3676                         messageview_init(tmpview);
3677                         tmpview->all_headers = summaryview->messageview->all_headers;
3678                         if (msginfo && messageview_show(tmpview, msginfo,
3679                                 tmpview->all_headers) >= 0) {
3680                                         print_mimeview(tmpview->mimeview);
3681                         }
3682                         messageview_destroy(tmpview);
3683                 } else {
3684                         print_mimeview(summaryview->messageview->mimeview);
3685                 }
3686         }
3687 #endif
3688 }
3689
3690 gboolean summary_execute(SummaryView *summaryview)
3691 {
3692         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3693         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3694         GtkCTreeNode *node, *next;
3695         GtkCTreeNode *new_selected = NULL;
3696         gint move_val = -1;
3697
3698         if (!summaryview->folder_item) return FALSE;
3699
3700         if (summary_is_locked(summaryview)) return FALSE;
3701         summary_lock(summaryview);
3702
3703         gtk_clist_freeze(clist);
3704
3705         if (summaryview->threaded)
3706                 summary_unthread_for_exec(summaryview);
3707
3708         folder_item_update_freeze();
3709         move_val = summary_execute_move(summaryview);
3710         summary_execute_copy(summaryview);
3711         summary_execute_delete(summaryview);
3712
3713         node = GTK_CTREE_NODE(clist->row_list);
3714         for (; node != NULL; node = next) {
3715                 next = gtkut_ctree_node_next(ctree, node);
3716                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3717
3718                 if (node == summaryview->displayed) {
3719                         messageview_clear(summaryview->messageview);
3720                         summaryview->displayed = NULL;
3721                 }
3722                 if (GTK_CTREE_ROW(node)->children != NULL) {
3723                         g_warning("summary_execute(): children != NULL\n");
3724                         continue;
3725                 }
3726
3727                 if (!new_selected &&
3728                     gtkut_ctree_node_is_selected(ctree, node)) {
3729                         summary_unselect_all(summaryview);
3730                         new_selected = summary_find_next_msg(summaryview, node);
3731                         if (!new_selected)
3732                                 new_selected = summary_find_prev_msg
3733                                         (summaryview, node);
3734                 }
3735
3736                 gtk_ctree_remove_node(ctree, node);
3737         }
3738
3739         folder_item_update_thaw();
3740         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3741
3742         if (new_selected) {
3743                 summary_unlock(summaryview);
3744                 gtk_sctree_select
3745                         (GTK_SCTREE(ctree),
3746                          new_selected);
3747                 summary_lock(summaryview);
3748         }
3749
3750         if (summaryview->threaded) {
3751                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3752                 summary_thread_build(summaryview);
3753                 summary_thread_init(summaryview);
3754                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3755         }
3756
3757         summaryview->selected = clist->selection ?
3758                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3759
3760         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3761                 menu_set_insensitive_all
3762                         (GTK_MENU_SHELL(summaryview->popupmenu));
3763                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3764         } else
3765                 gtk_widget_grab_focus(summaryview->ctree);
3766
3767         summary_update_status(summaryview);
3768         summary_status_show(summaryview);
3769
3770         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3771
3772         summary_unlock(summaryview);
3773
3774         if (move_val < 0)
3775                 summary_show(summaryview, summaryview->folder_item);
3776         return TRUE;
3777 }
3778
3779 static gint summary_execute_move(SummaryView *summaryview)
3780 {
3781         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3782         GSList *cur;
3783         gint val = -1;
3784         /* search moving messages and execute */
3785         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3786                                 summaryview);
3787
3788         if (summaryview->mlist) {
3789                 val = procmsg_move_messages(summaryview->mlist);
3790
3791                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3792                         procmsg_msginfo_free((MsgInfo *)cur->data);
3793                 g_slist_free(summaryview->mlist);
3794                 summaryview->mlist = NULL;
3795         }
3796         return val;
3797 }
3798
3799 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3800                                       gpointer data)
3801 {
3802         SummaryView *summaryview = data;
3803         MsgInfo *msginfo;
3804
3805         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3806
3807         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3808                 summaryview->mlist =
3809                         g_slist_prepend(summaryview->mlist, msginfo);
3810                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3811
3812                 if (msginfo->msgid && *msginfo->msgid &&
3813                     node == g_hash_table_lookup(summaryview->msgid_table,
3814                                                 msginfo->msgid))
3815                         g_hash_table_remove(summaryview->msgid_table,
3816                                             msginfo->msgid);
3817         }
3818 }
3819
3820 static void summary_execute_copy(SummaryView *summaryview)
3821 {
3822         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3823
3824         /* search copying messages and execute */
3825         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3826                                 summaryview);
3827
3828         if (summaryview->mlist) {
3829                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3830                 procmsg_copy_messages(summaryview->mlist);
3831
3832                 g_slist_free(summaryview->mlist);
3833                 summaryview->mlist = NULL;
3834         }
3835 }
3836
3837 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3838                                       gpointer data)
3839 {
3840         SummaryView *summaryview = data;
3841         MsgInfo *msginfo;
3842
3843         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3844
3845         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3846                 summaryview->mlist =
3847                         g_slist_prepend(summaryview->mlist, msginfo);
3848
3849                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3850                 summary_set_row_marks(summaryview, node);
3851         }
3852 }
3853
3854 static void summary_execute_delete(SummaryView *summaryview)
3855 {
3856         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3857         GSList *cur;
3858
3859         /* search deleting messages and execute */
3860         gtk_ctree_pre_recursive
3861                 (ctree, NULL, summary_execute_delete_func, summaryview);
3862
3863         if (!summaryview->mlist) return;
3864
3865         folder_item_remove_msgs(summaryview->folder_item,
3866                                 summaryview->mlist);
3867
3868         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3869                 procmsg_msginfo_free((MsgInfo *)cur->data);
3870
3871         g_slist_free(summaryview->mlist);
3872         summaryview->mlist = NULL;
3873 }
3874
3875 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3876                                         gpointer data)
3877 {
3878         SummaryView *summaryview = data;
3879         MsgInfo *msginfo;
3880
3881         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3882
3883         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3884                 summaryview->mlist =
3885                         g_slist_append(summaryview->mlist, msginfo);
3886                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3887
3888                 if (msginfo->msgid && *msginfo->msgid &&
3889                     node == g_hash_table_lookup(summaryview->msgid_table,
3890                                                 msginfo->msgid)) {
3891                         g_hash_table_remove(summaryview->msgid_table,
3892                                             msginfo->msgid);
3893                 }
3894                 if (msginfo->subject && *msginfo->subject &&
3895                     node == subject_table_lookup(summaryview->subject_table,
3896                                                  msginfo->subject)) {
3897                         subject_table_remove(summaryview->subject_table,
3898                                              msginfo->subject);
3899                 }
3900         }
3901 }
3902
3903 /* thread functions */
3904
3905 void summary_thread_build(SummaryView *summaryview)
3906 {
3907         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3908         GtkCTreeNode *node;
3909         GtkCTreeNode *next;
3910         GtkCTreeNode *parent;
3911         MsgInfo *msginfo;
3912         GSList *reflist;
3913
3914         summary_lock(summaryview);
3915
3916         debug_print("Building threads...");
3917         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3918         main_window_cursor_wait(summaryview->mainwin);
3919
3920         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3921                                        G_CALLBACK(summary_tree_expanded), summaryview);
3922         gtk_clist_freeze(GTK_CLIST(ctree));
3923
3924         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3925         while (node) {
3926                 next = GTK_CTREE_ROW(node)->sibling;
3927
3928                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3929
3930                 parent = NULL;
3931
3932                 if (msginfo && msginfo->inreplyto) {
3933                         parent = g_hash_table_lookup(summaryview->msgid_table,
3934                                                      msginfo->inreplyto);
3935
3936                         if (!parent && msginfo->references) {
3937                                 for (reflist = msginfo->references;
3938                                      reflist != NULL; reflist = reflist->next)
3939                                         if ((parent = g_hash_table_lookup
3940                                                 (summaryview->msgid_table,
3941                                                  reflist->data)))
3942                                                 break;
3943                         }
3944                 }
3945
3946                 if (prefs_common.thread_by_subject && parent == NULL) {
3947                         parent = subject_table_lookup
3948                                 (summaryview->subject_table,
3949                                  msginfo->subject);
3950                 }
3951
3952                 if (parent && parent != node) {
3953                         gtk_ctree_move(ctree, node, parent, NULL);
3954                 }
3955
3956                 node = next;
3957         }
3958
3959         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3960
3961         gtk_clist_thaw(GTK_CLIST(ctree));
3962         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3963                                          G_CALLBACK(summary_tree_expanded), summaryview);
3964
3965         debug_print("done.\n");
3966         STATUSBAR_POP(summaryview->mainwin);
3967         main_window_cursor_normal(summaryview->mainwin);
3968
3969         summaryview->threaded = TRUE;
3970
3971         summary_unlock(summaryview);
3972 }
3973
3974 static void summary_thread_init(SummaryView *summaryview)
3975 {
3976         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3977         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3978         GtkCTreeNode *next;
3979
3980         if (!summaryview->thread_collapsed) {
3981                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3982                                        G_CALLBACK(summary_tree_expanded), summaryview);
3983                 while (node) {
3984                         next = GTK_CTREE_ROW(node)->sibling;
3985                         if (GTK_CTREE_ROW(node)->children)
3986                                 gtk_ctree_expand_recursive(ctree, node);
3987                         node = next;
3988                 }
3989                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3990                                        G_CALLBACK(summary_tree_expanded), summaryview);
3991         }
3992 }
3993
3994 void summary_unthread(SummaryView *summaryview)
3995 {
3996         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3997         GtkCTreeNode *node;
3998         GtkCTreeNode *child;
3999         GtkCTreeNode *sibling;
4000         GtkCTreeNode *next_child;
4001
4002         summary_lock(summaryview);
4003
4004         debug_print("Unthreading...");
4005         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
4006         main_window_cursor_wait(summaryview->mainwin);
4007
4008         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4009                                         summary_tree_collapsed, summaryview);
4010         gtk_clist_freeze(GTK_CLIST(ctree));
4011
4012         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4013              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4014                 child = GTK_CTREE_ROW(node)->children;
4015                 sibling = GTK_CTREE_ROW(node)->sibling;
4016
4017                 while (child != NULL) {
4018                         next_child = GTK_CTREE_ROW(child)->sibling;
4019                         gtk_ctree_move(ctree, child, NULL, sibling);
4020                         child = next_child;
4021                 }
4022         }
4023
4024         /* CLAWS: and sort it */
4025         gtk_sctree_sort_recursive(ctree, NULL);
4026
4027         gtk_clist_thaw(GTK_CLIST(ctree));
4028         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4029                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4030
4031         debug_print("done.\n");
4032         STATUSBAR_POP(summaryview->mainwin);
4033         main_window_cursor_normal(summaryview->mainwin);
4034
4035         summaryview->threaded = FALSE;
4036
4037         summary_unlock(summaryview);
4038 }
4039
4040 static void summary_unthread_for_exec(SummaryView *summaryview)
4041 {
4042         GtkCTreeNode *node;
4043         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4044
4045         debug_print("Unthreading for execution...");
4046
4047         START_LONG_OPERATION(summaryview);
4048
4049         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4050              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4051                 summary_unthread_for_exec_func(ctree, node, NULL);
4052         }
4053
4054         END_LONG_OPERATION(summaryview);
4055
4056         debug_print("done.\n");
4057 }
4058
4059 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4060                                            gpointer data)
4061 {
4062         MsgInfo *msginfo;
4063         GtkCTreeNode *top_parent;
4064         GtkCTreeNode *child;
4065         GtkCTreeNode *sibling;
4066
4067         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4068
4069         if (!msginfo ||
4070             (!MSG_IS_MOVE(msginfo->flags) &&
4071              !MSG_IS_DELETED(msginfo->flags)))
4072                 return;
4073         child = GTK_CTREE_ROW(node)->children;
4074         if (!child) return;
4075
4076         for (top_parent = node;
4077              GTK_CTREE_ROW(top_parent)->parent != NULL;
4078              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4079                 ;
4080         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4081
4082         while (child != NULL) {
4083                 GtkCTreeNode *next_child;
4084
4085                 next_child = GTK_CTREE_ROW(child)->sibling;
4086                 gtk_ctree_move(ctree, child, NULL, sibling);
4087                 child = next_child;
4088         }
4089 }
4090
4091 void summary_expand_threads(SummaryView *summaryview)
4092 {
4093         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4094         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4095
4096         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4097                                        G_CALLBACK(summary_tree_expanded), summaryview);
4098         gtk_clist_freeze(GTK_CLIST(ctree));
4099
4100         while (node) {
4101                 if (GTK_CTREE_ROW(node)->children) {
4102                         gtk_ctree_expand(ctree, node);
4103                         summary_set_row_marks(summaryview, node);
4104                 }
4105                 node = GTK_CTREE_NODE_NEXT(node);
4106         }
4107
4108         gtk_clist_thaw(GTK_CLIST(ctree));
4109         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4110                                          G_CALLBACK(summary_tree_expanded), summaryview);
4111
4112         summaryview->thread_collapsed = FALSE;
4113
4114         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4115 }
4116
4117 void summary_collapse_threads(SummaryView *summaryview)
4118 {
4119         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4120         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4121
4122         gtk_clist_freeze(GTK_CLIST(ctree));
4123
4124         while (node) {
4125                 if (GTK_CTREE_ROW(node)->children)
4126                         gtk_ctree_collapse(ctree, node);
4127                 node = GTK_CTREE_ROW(node)->sibling;
4128         }
4129
4130         gtk_clist_thaw(GTK_CLIST(ctree));
4131
4132         summaryview->thread_collapsed = TRUE;
4133
4134         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4135 }
4136
4137 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4138 {
4139         summary_lock(summaryview);
4140
4141         folder_item_update_freeze();
4142
4143         debug_print("filtering...");
4144         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4145         main_window_cursor_wait(summaryview->mainwin);
4146
4147         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4148
4149         if (selected_only) {
4150                 GList *cur;
4151
4152                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4153                      cur != NULL && cur->data != NULL; cur = cur->next) {
4154                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4155                                             GTK_CTREE_NODE(cur->data),
4156                                             summaryview);
4157                 }
4158         } else {
4159                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4160                                         GTK_CTREE_FUNC(summary_filter_func),
4161                                         summaryview);
4162         }
4163         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4164
4165         folder_item_update_thaw();
4166         debug_print("done.\n");
4167         STATUSBAR_POP(summaryview->mainwin);
4168         main_window_cursor_normal(summaryview->mainwin);
4169
4170         summary_unlock(summaryview);
4171
4172         /*
4173          * CLAWS: summary_show() only valid after having a lock. ideally
4174          * we want the lock to be context aware...
4175          */
4176         summary_show(summaryview, summaryview->folder_item);
4177 }
4178
4179 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4180                                 gpointer data)
4181 {
4182         MailFilteringData mail_filtering_data;
4183         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4184
4185         mail_filtering_data.msginfo = msginfo;
4186         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4187                 return;
4188
4189         filter_message_by_msginfo(filtering_rules, msginfo);
4190 }
4191
4192 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4193                                  PrefsFilterType type, gint processing_rule)
4194 {
4195         gchar *header = NULL;
4196         gchar *key = NULL;
4197
4198         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4199
4200         if (processing_rule) {
4201                 if (item == NULL)
4202                         prefs_filtering_open(&pre_global_processing,
4203                                              _("Processing rules to apply before folder rules"),
4204                                              header, key);
4205                 else
4206                         prefs_filtering_open(&item->prefs->processing,
4207                                              _("Processing configuration"),
4208                                              header, key);
4209         }
4210         else {
4211                 prefs_filtering_open(&filtering_rules,
4212                                      _("Filtering configuration"),
4213                                        header, key);
4214         }
4215
4216         g_free(header);
4217         g_free(key);
4218 }
4219
4220 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4221                          gint processing_rule)
4222 {
4223         MsgInfo *msginfo;
4224         FolderItem * item;
4225
4226         if (!summaryview->selected) return;
4227
4228         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4229                                               summaryview->selected);
4230         if (!msginfo) return;
4231
4232         item = summaryview->folder_item;
4233         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4234 }
4235
4236 /* color label */
4237
4238 #define N_COLOR_LABELS colorlabel_get_color_count()
4239
4240 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4241                                                      gpointer data)
4242 {
4243         guint color = GPOINTER_TO_UINT(data);
4244         SummaryView *summaryview;
4245
4246         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4247         g_return_if_fail(summaryview != NULL);
4248
4249         /* "dont_toggle" state set? */
4250         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4251                                 "dont_toggle"))
4252                 return;
4253
4254         summary_set_colorlabel(summaryview, color, NULL);
4255 }
4256
4257 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4258  * for the messsage; not the color index */
4259 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4260                                   guint labelcolor)
4261 {
4262         GdkColor color;
4263         GtkStyle *style, *prev_style, *ctree_style;
4264         MsgInfo *msginfo;
4265         gint color_index;
4266
4267         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4268
4269         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4270         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4271         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4272
4273         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4274                 if (!prev_style) return;
4275                 style = gtk_style_copy(prev_style);
4276                 color = ctree_style->fg[GTK_STATE_NORMAL];
4277                 style->fg[GTK_STATE_NORMAL] = color;
4278                 color = ctree_style->fg[GTK_STATE_SELECTED];
4279                 style->fg[GTK_STATE_SELECTED] = color;
4280         } else {
4281                 if (prev_style)
4282                         style = gtk_style_copy(prev_style);
4283                 else
4284                         style = gtk_style_copy(ctree_style);
4285                 color = colorlabel_get_color(color_index);
4286                 style->fg[GTK_STATE_NORMAL] = color;
4287                 /* get the average of label color and selected fg color
4288                    for visibility */
4289                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4290                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4291                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4292         }
4293
4294         gtk_ctree_node_set_row_style(ctree, node, style);
4295 }
4296
4297 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4298 {
4299         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4300         MsgInfo *msginfo;
4301
4302         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4303
4304         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4305                                         MSG_CLABEL_FLAG_MASK, 0);
4306 }
4307
4308 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4309                             GtkWidget *widget)
4310 {
4311         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4312         GList *cur;
4313
4314         START_LONG_OPERATION(summaryview);
4315
4316         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4317                 summary_set_row_colorlabel(summaryview,
4318                                            GTK_CTREE_NODE(cur->data), labelcolor);
4319         END_LONG_OPERATION(summaryview);
4320 }
4321
4322 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4323                                                           gpointer data)
4324 {
4325         SummaryView *summaryview;
4326         GtkMenuShell *menu;
4327         GtkCheckMenuItem **items;
4328         gint n;
4329         GList *cur, *sel;
4330
4331         summaryview = (SummaryView *)data;
4332         g_return_if_fail(summaryview != NULL);
4333
4334         sel = GTK_CLIST(summaryview->ctree)->selection;
4335         if (!sel) return;
4336
4337         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4338         g_return_if_fail(menu != NULL);
4339
4340         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4341
4342         /* NOTE: don't return prematurely because we set the "dont_toggle"
4343          * state for check menu items */
4344         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4345                           GINT_TO_POINTER(1));
4346
4347         /* clear items. get item pointers. */
4348         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4349                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4350                         gtk_check_menu_item_set_active
4351                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4352                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4353                         n++;
4354                 }
4355         }
4356
4357         if (n == (N_COLOR_LABELS + 1)) {
4358                 /* iterate all messages and set the state of the appropriate
4359                  * items */
4360                 for (; sel != NULL; sel = sel->next) {
4361                         MsgInfo *msginfo;
4362                         gint clabel;
4363
4364                         msginfo = gtk_ctree_node_get_row_data
4365                                 (GTK_CTREE(summaryview->ctree),
4366                                  GTK_CTREE_NODE(sel->data));
4367                         if (msginfo) {
4368                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4369                                 if (!items[clabel]->active)
4370                                         gtk_check_menu_item_set_active
4371                                                 (items[clabel], TRUE);
4372                         }
4373                 }
4374         } else
4375                 g_warning("invalid number of color elements (%d)\n", n);
4376
4377         /* reset "dont_toggle" state */
4378         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4379                           GINT_TO_POINTER(0));
4380 }
4381
4382 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4383 {
4384         GtkWidget *label_menuitem;
4385         GtkWidget *menu;
4386         GtkWidget *item;
4387         gint i;
4388
4389         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4390                                                    "/Color label");
4391         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4392                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4393                            summaryview);
4394         gtk_widget_show(label_menuitem);
4395
4396         menu = gtk_menu_new();
4397
4398         /* create sub items. for the menu item activation callback we pass the
4399          * index of label_colors[] as data parameter. for the None color we
4400          * pass an invalid (high) value. also we attach a data pointer so we
4401          * can always get back the SummaryView pointer. */
4402
4403         item = gtk_check_menu_item_new_with_label(_("None"));
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(0));
4408         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4409         gtk_widget_show(item);
4410
4411         item = gtk_menu_item_new();
4412         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4413         gtk_widget_show(item);
4414
4415         /* create pixmap/label menu items */
4416         for (i = 0; i < N_COLOR_LABELS; i++) {
4417                 item = colorlabel_create_check_color_menu_item(i);
4418                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4419                 g_signal_connect(G_OBJECT(item), "activate",
4420                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4421                                  GUINT_TO_POINTER(i + 1));
4422                 g_object_set_data(G_OBJECT(item), "summaryview",
4423                                   summaryview);
4424                 gtk_widget_show(item);
4425         }
4426
4427         gtk_widget_show(menu);
4428         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4429         summaryview->colorlabel_menu = menu;
4430 }
4431
4432 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4433 {
4434         GtkWidget *ctree;
4435         gint *col_pos = summaryview->col_pos;
4436         SummaryColumnState *col_state;
4437         gchar *titles[N_SUMMARY_COLS];
4438         SummaryColumnType type;
4439         gint pos;
4440
4441         memset(titles, 0, sizeof(titles));
4442
4443         col_state = prefs_summary_column_get_config();
4444         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4445                 summaryview->col_state[pos] = col_state[pos];
4446                 type = col_state[pos].type;
4447                 col_pos[type] = pos;
4448                 titles[pos] = "dummy";
4449         }
4450         col_state = summaryview->col_state;
4451
4452         ctree = gtk_sctree_new_with_titles
4453                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4454
4455         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4456         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4457                                            GTK_JUSTIFY_CENTER);
4458         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4459                                            GTK_JUSTIFY_CENTER);
4460         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4461                                            GTK_JUSTIFY_CENTER);
4462         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4463                                            GTK_JUSTIFY_CENTER);
4464         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4465                                            GTK_JUSTIFY_RIGHT);
4466         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4467                                            GTK_JUSTIFY_RIGHT);
4468         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4469                                            GTK_JUSTIFY_RIGHT);
4470         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4471                                    SUMMARY_COL_MARK_WIDTH);
4472         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4473                                    SUMMARY_COL_STATUS_WIDTH);
4474         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4475                                    SUMMARY_COL_LOCKED_WIDTH);
4476         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4477                                    SUMMARY_COL_MIME_WIDTH);
4478         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4479                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4480         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4481                                    prefs_common.summary_col_size[S_COL_FROM]);
4482         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4483                                    prefs_common.summary_col_size[S_COL_TO]);
4484         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4485                                    prefs_common.summary_col_size[S_COL_DATE]);
4486         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4487                                    prefs_common.summary_col_size[S_COL_SIZE]);
4488         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4489                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4490         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4491                                    prefs_common.summary_col_size[S_COL_SCORE]);
4492         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4493         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4494                                      GTK_CTREE_EXPANDER_SQUARE);
4495 #if 0
4496         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4497         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4498                                      GTK_CTREE_EXPANDER_TRIANGLE);
4499 #endif
4500         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4501         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4502
4503         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4504                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4505                                        GTK_CAN_FOCUS);
4506                 gtk_clist_set_column_visibility
4507                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4508         }
4509
4510         /* connect signal to the buttons for sorting */
4511 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4512         g_signal_connect \
4513                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4514                  "clicked", \
4515                  G_CALLBACK(func), \
4516                  summaryview)
4517
4518         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4519         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4520         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4521         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4522         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4523         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4524         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4525         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4526         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4527         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4528         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4529
4530 #undef CLIST_BUTTON_SIGNAL_CONNECT
4531
4532         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4533                          G_CALLBACK(summary_selected), summaryview);
4534         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4535                          G_CALLBACK(summary_button_pressed),
4536                          summaryview);
4537         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4538                          G_CALLBACK(summary_button_released),
4539                          summaryview);
4540         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4541                          G_CALLBACK(summary_key_pressed), summaryview);
4542         g_signal_connect(G_OBJECT(ctree), "resize_column",
4543                          G_CALLBACK(summary_col_resized), summaryview);
4544         g_signal_connect(G_OBJECT(ctree), "open_row",
4545                          G_CALLBACK(summary_open_row), summaryview);
4546
4547         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4548                                G_CALLBACK(summary_tree_expanded),
4549                                summaryview);
4550         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4551                                G_CALLBACK(summary_tree_collapsed),
4552                                summaryview);
4553
4554         g_signal_connect(G_OBJECT(ctree), "start_drag",
4555                          G_CALLBACK(summary_start_drag),
4556                          summaryview);
4557         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4558                          G_CALLBACK(summary_drag_data_get),
4559                          summaryview);
4560
4561         return ctree;
4562 }
4563
4564 void summary_set_column_order(SummaryView *summaryview)
4565 {
4566         GtkWidget *ctree;
4567         GtkWidget *scrolledwin = summaryview->scrolledwin;
4568         GtkWidget *pixmap;
4569         FolderItem *item;
4570         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4571         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4572
4573         item = summaryview->folder_item;
4574
4575         summary_clear_all(summaryview);
4576         gtk_widget_destroy(summaryview->ctree);
4577
4578         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4579         summary_set_fonts(summaryview);
4580         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4581         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4582                                     summaryview->col_pos[S_COL_MIME], pixmap);
4583         gtk_widget_show(pixmap);
4584         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4585                                             GTK_CLIST(ctree)->hadjustment);
4586         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4587                                             GTK_CLIST(ctree)->vadjustment);
4588         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4589         gtk_widget_show(ctree);
4590
4591         summary_show(summaryview, item);
4592
4593         summary_select_by_msgnum(summaryview, selected_msgnum);
4594
4595         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4596         if (!summaryview->displayed)
4597                 messageview_clear(summaryview->messageview);
4598         else
4599                 summary_redisplay_msg(summaryview);
4600 }
4601
4602
4603 /* callback functions */
4604
4605 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4606                                    SummaryView *summaryview)
4607 {
4608         if (event)
4609                 summary_toggle_view(summaryview);
4610         return TRUE;
4611 }
4612
4613 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4614                                        SummaryView *summaryview)
4615 {
4616         if (!event) return FALSE;
4617
4618         if (event->button == 3) {
4619                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4620                 /* right clicked */
4621                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4622                                NULL, NULL, event->button, event->time);
4623         } else if (event->button == 2) {
4624                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4625         } else if (event->button == 1) {
4626                 if (!prefs_common.emulate_emacs &&
4627                     messageview_is_visible(summaryview->messageview))
4628                         summaryview->display_msg = TRUE;
4629         }
4630
4631         return FALSE;
4632 }
4633
4634 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4635                                         SummaryView *summaryview)
4636 {
4637         return FALSE;
4638 }
4639
4640 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4641 {
4642         summary_key_pressed(summaryview->ctree, event, summaryview);
4643 }
4644
4645 #define BREAK_ON_MODIFIER_KEY() \
4646         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4647
4648 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4649                                     SummaryView *summaryview)
4650 {
4651         GtkCTree *ctree = GTK_CTREE(widget);
4652         GtkCTreeNode *node;
4653         MessageView *messageview;
4654         TextView *textview;
4655         GtkAdjustment *adj;
4656         gboolean mod_pressed;
4657
4658         if (summary_is_locked(summaryview)) return TRUE;
4659         if (!event) return TRUE;
4660
4661         if (quicksearch_has_focus(summaryview->quicksearch))
4662                 return FALSE;
4663
4664         switch (event->keyval) {
4665         case GDK_Left:          /* Move focus */
4666                 adj = gtk_scrolled_window_get_hadjustment
4667                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4668                 if (adj->lower != adj->value)
4669                         break;
4670                 /* FALLTHROUGH */
4671         case GDK_Escape:
4672                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4673                 return TRUE;
4674         case GDK_Home:
4675         case GDK_End:
4676                 if ((node = summaryview->selected) != NULL) {
4677                         GtkCTreeNode *next = NULL;
4678                         next = (event->keyval == GDK_Home)
4679                                         ? gtk_ctree_node_nth(ctree, 0)
4680                                         : gtk_ctree_node_nth(ctree,
4681                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4682                         if (next) {
4683                                 gtk_sctree_select_with_state
4684                                         (GTK_SCTREE(ctree), next, event->state);
4685
4686                                 /* Deprecated - what are the non-deprecated equivalents? */
4687                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4688                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4689                                 summaryview->selected = next;
4690                         }
4691                 }
4692                 return TRUE;
4693         default:
4694                 break;
4695         }
4696
4697         if (!summaryview->selected) {
4698                 node = gtk_ctree_node_nth(ctree, 0);
4699                 if (node)
4700                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4701                 else
4702                         return TRUE;
4703         }
4704
4705         messageview = summaryview->messageview;
4706         textview = messageview->mimeview->textview;
4707
4708         mod_pressed =
4709                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4710
4711         switch (event->keyval) {
4712         case GDK_space:         /* Page down or go to the next */
4713                 if (event->state & GDK_SHIFT_MASK)
4714                         textview_scroll_page(textview, TRUE);
4715                 else {
4716                         if (summaryview->displayed != summaryview->selected) {
4717                                 summary_display_msg(summaryview,
4718                                                     summaryview->selected);
4719                                 break;
4720                         }
4721                         if (mod_pressed) {
4722                                 if (!textview_scroll_page(textview, TRUE))
4723                                         summary_select_prev_unread(summaryview);
4724                         } else {
4725                                 if (!textview_scroll_page(textview, FALSE))
4726                                         summary_select_next_unread(summaryview);
4727                         }
4728                 }
4729                 break;
4730         case GDK_BackSpace:     /* Page up */
4731                 textview_scroll_page(textview, TRUE);
4732                 break;
4733         case GDK_Return:        /* Scroll up/down one line */
4734                 if (summaryview->displayed != summaryview->selected) {
4735                         summary_display_msg(summaryview,
4736                                             summaryview->selected);
4737                         break;
4738                 }
4739                 textview_scroll_one_line(textview, mod_pressed);
4740                 break;
4741         case GDK_Delete:
4742                 BREAK_ON_MODIFIER_KEY();
4743                 summary_delete_trash(summaryview);
4744                 break;
4745         default:
4746                 break;
4747         }
4748         return FALSE;
4749 }
4750
4751 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4752 {
4753         SummaryView *summaryview = data;
4754
4755         summary_show(summaryview, summaryview->folder_item);
4756 }
4757
4758 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4759 {
4760         SummaryView *summaryview = (SummaryView *)data;
4761
4762         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4763                 prefs_common.show_searchbar = TRUE;
4764                 quicksearch_show(summaryview->quicksearch);
4765         } else {
4766                 prefs_common.show_searchbar = FALSE;
4767                 quicksearch_hide(summaryview->quicksearch);
4768         }
4769 }
4770
4771 void summaryview_activate_quicksearch(SummaryView *summaryview)
4772 {
4773         gtk_toggle_button_set_active(
4774                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4775                 TRUE);
4776         quicksearch_show(summaryview->quicksearch);
4777 }
4778
4779 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4780 {
4781         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4782         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4783         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4784                 summary_reedit(summaryview);
4785         else
4786                 summary_open_msg(summaryview);
4787
4788         summaryview->display_msg = FALSE;
4789 }
4790
4791 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4792                                   SummaryView *summaryview)
4793 {
4794         summary_set_row_marks(summaryview, node);
4795         if (prefs_common.bold_unread) {
4796                 while (node) {
4797                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4798                         if (GTK_CTREE_ROW(node)->children)
4799                                 summary_set_row_marks(summaryview, node);
4800                         node = next;
4801                 }
4802         }
4803 }
4804
4805 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4806                                    SummaryView *summaryview)
4807 {
4808         summary_set_row_marks(summaryview, node);
4809 }
4810
4811 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4812                              gint column, SummaryView *summaryview)
4813 {
4814         MsgInfo *msginfo;
4815         gboolean marked_unread = FALSE;
4816
4817         if (summary_is_locked(summaryview)
4818         ||  GTK_SCTREE(ctree)->selecting_range) {
4819                 return;
4820         }
4821
4822         summary_status_show(summaryview);
4823
4824         if (GTK_CLIST(ctree)->selection &&
4825             GTK_CLIST(ctree)->selection->next) {
4826                 summaryview->display_msg = FALSE;
4827                 summary_set_menu_sensitive(summaryview);
4828                 toolbar_main_set_sensitive(summaryview->mainwin);
4829                 return;
4830         }
4831
4832         summaryview->selected = row;
4833
4834         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4835         g_return_if_fail(msginfo != NULL);
4836
4837         switch (column < 0 ? column : summaryview->col_state[column].type) {
4838         case S_COL_MARK:
4839                 if (!MSG_IS_DELETED(msginfo->flags) &&
4840                     !MSG_IS_MOVE(msginfo->flags) &&
4841                     !MSG_IS_COPY(msginfo->flags)) {
4842                         if (MSG_IS_MARKED(msginfo->flags)) {
4843                                 summary_unmark_row(summaryview, row);
4844                         } else {
4845                                 summary_mark_row(summaryview, row);
4846                         }
4847                 }
4848                 break;
4849         case S_COL_STATUS:
4850                 if (MSG_IS_UNREAD(msginfo->flags)) {
4851                         summary_mark_row_as_read(summaryview, row);
4852                         summary_status_show(summaryview);
4853                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4854                          !MSG_IS_FORWARDED(msginfo->flags)) {
4855                         marked_unread = TRUE;
4856                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4857                         summary_find_answers(summaryview, msginfo);
4858                         return;
4859                 }
4860                 break;
4861         case S_COL_LOCKED:
4862                 if (MSG_IS_LOCKED(msginfo->flags)) {
4863                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4864                         summary_set_row_marks(summaryview, row);
4865                 }
4866                 else
4867                         summary_lock_row(summaryview, row);
4868                 break;
4869         default:
4870                 break;
4871         }
4872
4873         if (summaryview->display_msg ||
4874             (prefs_common.always_show_msg &&
4875              messageview_is_visible(summaryview->messageview))) {
4876                 summaryview->display_msg = FALSE;
4877                 if (summaryview->displayed != row) {
4878                         summary_display_msg(summaryview, row);
4879                         if (marked_unread) {
4880                                 summary_mark_row_as_unread(summaryview, row);
4881                                 summary_status_show(summaryview);
4882                         }
4883                         return;
4884                 }
4885         }
4886
4887         if (marked_unread) {
4888                 summary_mark_row_as_unread(summaryview, row);
4889                 summary_status_show(summaryview);
4890         }
4891
4892         summary_set_menu_sensitive(summaryview);
4893         toolbar_main_set_sensitive(summaryview->mainwin);
4894 }
4895
4896 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4897                                 SummaryView *summaryview)
4898 {
4899         SummaryColumnType type = summaryview->col_state[column].type;
4900
4901         prefs_common.summary_col_size[type] = width;
4902 }
4903
4904
4905 /*
4906  * \brief get List of msginfo selected in SummaryView
4907  *
4908  * \param summaryview
4909  *
4910  * \return GSList holding MsgInfo
4911  */
4912 GSList *summary_get_selection(SummaryView *summaryview)
4913 {
4914         GList *sel = NULL;
4915         GSList *msginfo_list = NULL;
4916
4917         g_return_val_if_fail(summaryview != NULL, NULL);
4918
4919         sel = GTK_CLIST(summaryview->ctree)->selection;
4920
4921         g_return_val_if_fail(sel != NULL, NULL);
4922
4923         for ( ; sel != NULL; sel = sel->next)
4924                 msginfo_list =
4925                         g_slist_append(msginfo_list,
4926                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4927                                                                    GTK_CTREE_NODE(sel->data)));
4928         return msginfo_list;
4929 }
4930
4931 static void summary_reply_cb(SummaryView *summaryview, guint action,
4932                              GtkWidget *widget)
4933 {
4934         MessageView *msgview = (MessageView*)summaryview->messageview;
4935         GSList *msginfo_list;
4936
4937         g_return_if_fail(msgview != NULL);
4938
4939         msginfo_list = summary_get_selection(summaryview);
4940         g_return_if_fail(msginfo_list != NULL);
4941         compose_reply_from_messageview(msgview, msginfo_list, action);
4942         g_slist_free(msginfo_list);
4943 }
4944
4945 static void summary_show_all_header_cb(SummaryView *summaryview,
4946                                        guint action, GtkWidget *widget)
4947 {
4948         summaryview->messageview->all_headers =
4949                         GTK_CHECK_MENU_ITEM(widget)->active;
4950         summary_display_msg_selected(summaryview,
4951                                      GTK_CHECK_MENU_ITEM(widget)->active);
4952 }
4953
4954 static void summary_add_address_cb(SummaryView *summaryview,
4955                                    guint action, GtkWidget *widget)
4956 {
4957         summary_add_address(summaryview);
4958 }
4959
4960 static void summary_create_filter_cb(SummaryView *summaryview,
4961                                      guint action, GtkWidget *widget)
4962 {
4963         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4964 }
4965
4966 static void summary_create_processing_cb(SummaryView *summaryview,
4967                                          guint action, GtkWidget *widget)
4968 {
4969         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4970 }
4971
4972 static void summary_sort_by_column_click(SummaryView *summaryview,
4973                                          FolderSortKey sort_key)
4974 {
4975         GtkCTreeNode *node = NULL;
4976         START_TIMING("summary_sort_by_column_click");
4977         if (summaryview->sort_key == sort_key)
4978                 summary_sort(summaryview, sort_key,
4979                              summaryview->sort_type == SORT_ASCENDING
4980                              ? SORT_DESCENDING : SORT_ASCENDING);
4981         else
4982                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4983
4984         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4985
4986         if (prefs_common.bold_unread) {
4987                 while (node) {
4988                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4989                         if (GTK_CTREE_ROW(node)->children)
4990                                 summary_set_row_marks(summaryview, node);
4991                         node = next;
4992                 }
4993         }
4994         END_TIMING();
4995 }
4996
4997 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4998 {
4999         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5000 }
5001
5002 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5003 {
5004         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5005 }
5006
5007 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5008 {
5009         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5010 }
5011
5012 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5013 {
5014         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5015 }
5016
5017 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5018 {
5019         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5020 }
5021
5022 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5023 {
5024         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5025 }
5026
5027 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5028 {
5029         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5030 }
5031
5032 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5033 {
5034         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5035 }
5036
5037 static void summary_subject_clicked(GtkWidget *button,
5038                                     SummaryView *summaryview)
5039 {
5040         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5041 }
5042
5043 static void summary_score_clicked(GtkWidget *button,
5044                                   SummaryView *summaryview)
5045 {
5046         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5047 }
5048
5049 static void summary_locked_clicked(GtkWidget *button,
5050                                    SummaryView *summaryview)
5051 {
5052         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5053 }
5054
5055 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5056                                SummaryView *summaryview)
5057 {
5058         GdkDragContext *context;
5059
5060         g_return_if_fail(summaryview != NULL);
5061         g_return_if_fail(summaryview->folder_item != NULL);
5062         g_return_if_fail(summaryview->folder_item->folder != NULL);
5063         if (summaryview->selected == NULL) return;
5064
5065         context = gtk_drag_begin(widget, summaryview->target_list,
5066                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5067         gtk_drag_set_icon_default(context);
5068 }
5069
5070 static void summary_drag_data_get(GtkWidget        *widget,
5071                                   GdkDragContext   *drag_context,
5072                                   GtkSelectionData *selection_data,
5073                                   guint             info,
5074                                   guint             time,
5075                                   SummaryView      *summaryview)
5076 {
5077         if (info == TARGET_MAIL_URI_LIST) {
5078                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5079                 GList *cur;
5080                 MsgInfo *msginfo;
5081                 gchar *mail_list = NULL, *tmp1, *tmp2;
5082
5083                 for (cur = GTK_CLIST(ctree)->selection;
5084                      cur != NULL && cur->data != NULL; cur = cur->next) {
5085                         msginfo = gtk_ctree_node_get_row_data
5086                                 (ctree, GTK_CTREE_NODE(cur->data));
5087                         tmp2 = procmsg_get_message_file(msginfo);
5088                         if (!tmp2) continue;
5089                         tmp1 = g_strconcat("file://", tmp2, NULL);
5090                         g_free(tmp2);
5091
5092                         if (!mail_list) {
5093                                 mail_list = tmp1;
5094                         } else {
5095                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5096                                 g_free(mail_list);
5097                                 g_free(tmp1);
5098                                 mail_list = tmp2;
5099                         }
5100                 }
5101
5102                 if (mail_list != NULL) {
5103                         gtk_selection_data_set(selection_data,
5104                                                selection_data->target, 8,
5105                                                mail_list, strlen(mail_list));
5106                         g_free(mail_list);
5107                 }
5108         } else if (info == TARGET_DUMMY) {
5109                 if (GTK_CLIST(summaryview->ctree)->selection)
5110                         gtk_selection_data_set(selection_data,
5111                                                selection_data->target, 8,
5112                                                "Dummy-Summaryview",
5113                                                strlen("Dummy-Summaryview")+1);
5114         }
5115 }
5116
5117
5118 /* custom compare functions for sorting */
5119
5120 #define CMP_FUNC_DEF(func_name, val)                                     \
5121 static gint func_name(GtkCList *clist,                                   \
5122                       gconstpointer ptr1, gconstpointer ptr2)            \
5123 {                                                                        \
5124         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5125         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5126                                                                          \
5127         if (!msginfo1 || !msginfo2)                                      \
5128                 return -1;                                               \
5129                                                                          \
5130         return (val);                                                    \
5131 }
5132
5133 CMP_FUNC_DEF(summary_cmp_by_mark,
5134              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5135 CMP_FUNC_DEF(summary_cmp_by_status,
5136              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5137 CMP_FUNC_DEF(summary_cmp_by_mime,
5138              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5139 CMP_FUNC_DEF(summary_cmp_by_label,
5140              MSG_GET_COLORLABEL(msginfo1->flags) -
5141              MSG_GET_COLORLABEL(msginfo2->flags))
5142 CMP_FUNC_DEF(summary_cmp_by_locked,
5143              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5144
5145 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5146 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5147 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5148
5149 #undef CMP_FUNC_DEF
5150
5151 static gint summary_cmp_by_subject(GtkCList *clist,
5152                                    gconstpointer ptr1,
5153                                    gconstpointer ptr2)
5154 {
5155         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5156         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5157
5158         if (!msginfo1->subject)
5159                 return (msginfo2->subject != NULL);
5160         if (!msginfo2->subject)
5161                 return -1;
5162
5163         return subject_compare_for_sort
5164                 (msginfo1->subject, msginfo2->subject);
5165 }
5166
5167 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5168                                 gconstpointer ptr2)
5169 {
5170         const gchar *str1, *str2;
5171         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5172         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5173         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5174
5175         g_return_val_if_fail(sv, -1);
5176
5177         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5178         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5179
5180         if (!str1)
5181                 return str2 != NULL;
5182
5183         if (!str2)
5184                 return -1;
5185
5186         return g_utf8_collate(str1, str2);
5187 }
5188
5189 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5190                                 gconstpointer ptr2)
5191 {
5192         const gchar *str1, *str2;
5193         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5194         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5195         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5196
5197         g_return_val_if_fail(sv, -1);
5198
5199         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5200         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5201
5202         if (!str1)
5203                 return str2 != NULL;
5204
5205         if (!str2)
5206                 return -1;
5207
5208         return g_utf8_collate(str1, str2);
5209 }
5210
5211 static gint summary_cmp_by_simplified_subject
5212         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5213 {
5214         const FolderItemPrefs *prefs;
5215         const gchar *str1, *str2;
5216         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5217         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5218         const MsgInfo *msginfo1 = r1->data;
5219         const MsgInfo *msginfo2 = r2->data;
5220         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5221
5222         g_return_val_if_fail(sv, -1);
5223         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5224
5225         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5226         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5227
5228         if (!str1)
5229                 return str2 != NULL;
5230
5231         if (!str2)
5232                 return -1;
5233
5234         prefs = msginfo1->folder->prefs;
5235         if (!prefs)
5236                 prefs = msginfo2->folder->prefs;
5237         if (!prefs)
5238                 return -1;
5239
5240         return subject_compare_for_sort(str1, str2);
5241 }
5242
5243 static gint summary_cmp_by_score(GtkCList *clist,
5244                                  gconstpointer ptr1, gconstpointer ptr2)
5245 {
5246         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5247         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5248         int diff;
5249
5250         /* if score are equal, sort by date */
5251
5252         diff = msginfo1->score - msginfo2->score;
5253         if (diff != 0)
5254                 return diff;
5255         else
5256                 return summary_cmp_by_date(clist, ptr1, ptr2);
5257 }
5258
5259 static void news_flag_crosspost(MsgInfo *msginfo)
5260 {
5261         GString *line;
5262         gpointer key;
5263         gpointer value;
5264         Folder *mff;
5265
5266         g_return_if_fail(msginfo != NULL);
5267         g_return_if_fail(msginfo->folder != NULL);
5268         g_return_if_fail(msginfo->folder->folder != NULL);
5269         mff = msginfo->folder->folder;
5270         g_return_if_fail(mff->klass->type == F_NEWS);
5271
5272         if (mff->account->mark_crosspost_read) {
5273                 line = g_string_sized_new(128);
5274                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5275                 debug_print("nfcp: checking <%s>", line->str);
5276                 if (mff->newsart &&
5277                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5278                         debug_print(" <%s>", (gchar *)value);
5279                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5280                                 summary_msginfo_change_flags(msginfo,
5281                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5282                         }
5283                         g_hash_table_remove(mff->newsart, key);
5284                         g_free(key);
5285                 }
5286                 g_string_free(line, TRUE);
5287                 debug_print("\n");
5288         }
5289 }
5290
5291 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5292 {
5293         SummaryView *summaryview = (SummaryView *) data;
5294         MsgInfo *msginfo;
5295
5296         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5297
5298         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5299
5300         summary_set_row_marks(summaryview, row);
5301         debug_print("Message %d is marked as ignore thread\n",
5302             msginfo->msgnum);
5303 }
5304
5305 static void summary_ignore_thread(SummaryView *summaryview)
5306 {
5307         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5308         GList *cur;
5309
5310         START_LONG_OPERATION(summaryview);
5311         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5312                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5313                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5314                                         summaryview);
5315
5316         END_LONG_OPERATION(summaryview);
5317
5318         summary_status_show(summaryview);
5319 }
5320
5321 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5322 {
5323         SummaryView *summaryview = (SummaryView *) data;
5324         MsgInfo *msginfo;
5325
5326         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5327
5328         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5329
5330         summary_set_row_marks(summaryview, row);
5331         debug_print("Message %d is marked as unignore thread\n",
5332             msginfo->msgnum);
5333 }
5334
5335 static void summary_unignore_thread(SummaryView *summaryview)
5336 {
5337         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5338         GList *cur;
5339
5340         START_LONG_OPERATION(summaryview);
5341         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5342                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5343                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5344                                         summaryview);
5345
5346         END_LONG_OPERATION(summaryview);
5347
5348         summary_status_show(summaryview);
5349 }
5350
5351 static void summary_check_ignore_thread_func
5352                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5353 {
5354         MsgInfo *msginfo;
5355         gint *found_ignore = (gint *) data;
5356
5357         if (*found_ignore) return;
5358         else {
5359                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5360                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5361         }
5362 }
5363
5364 void summary_toggle_ignore_thread(SummaryView *summaryview)
5365 {
5366         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5367         GList *cur;
5368         gint found_ignore = 0;
5369
5370         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5371                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5372                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5373                                         &found_ignore);
5374
5375         if (found_ignore)
5376                 summary_unignore_thread(summaryview);
5377         else
5378                 summary_ignore_thread(summaryview);
5379 }
5380
5381 #if 0 /* OLD PROCESSING */
5382 static gboolean processing_apply_func(GNode *node, gpointer data)
5383 {
5384         FolderItem *item;
5385         GSList * processing;
5386         SummaryView * summaryview = (SummaryView *) data;
5387
5388         if (node == NULL)
5389                 return FALSE;
5390
5391         item = node->data;
5392         /* prevent from the warning */
5393         if (item->path == NULL)
5394                 return FALSE;
5395         processing = item->prefs->processing;
5396
5397
5398         if (processing != NULL) {
5399                 gchar * buf;
5400                 GSList * mlist;
5401                 GSList * cur;
5402
5403                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5404                 debug_print(buf);
5405                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5406                 g_free(buf);
5407
5408                 mlist = folder_item_get_msg_list(item);
5409                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5410                         MsgInfo * msginfo;
5411
5412                         msginfo = (MsgInfo *) cur->data;
5413                         filter_message_by_msginfo(processing, msginfo, NULL);
5414                         procmsg_msginfo_free(msginfo);
5415                 }
5416
5417                 g_slist_free(mlist);
5418
5419                 STATUSBAR_POP(summaryview->mainwin);
5420         }
5421
5422
5423         return FALSE;
5424 }
5425
5426 void processing_apply(SummaryView * summaryview)
5427 {
5428         GList * cur;
5429
5430         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5431                 Folder *folder;
5432
5433                 folder = (Folder *) cur->data;
5434                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5435                                 processing_apply_func, summaryview);
5436         }
5437 }
5438 #endif
5439
5440 void summary_toggle_show_read_messages(SummaryView *summaryview)
5441 {
5442         FolderItemUpdateData source;
5443         if (summaryview->folder_item->hide_read_msgs)
5444                 summaryview->folder_item->hide_read_msgs = 0;
5445         else
5446                 summaryview->folder_item->hide_read_msgs = 1;
5447
5448         source.item = summaryview->folder_item;
5449         source.update_flags = F_ITEM_UPDATE_NAME;
5450         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5451         summary_show(summaryview, summaryview->folder_item);
5452 }
5453
5454 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5455                                              guint action)
5456 {
5457         GtkWidget *widget;
5458
5459         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5460                                            "/View/Hide read messages");
5461         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5462                           GINT_TO_POINTER(1));
5463         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5464         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5465                           GINT_TO_POINTER(0));
5466 }
5467
5468 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5469 {
5470         GtkWidget *ctree = summaryview->ctree;
5471         GtkWidget *pixmap;
5472
5473         gtk_widget_destroy(summaryview->folder_pixmap);
5474
5475         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5476         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5477         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5478         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5479         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5480         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5481         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5482         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5483         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5484         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5485         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5486         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5487         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5488
5489         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5490         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5491         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5492         gtk_widget_show(pixmap);
5493         summaryview->folder_pixmap = pixmap;
5494
5495         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5496         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5497                               summaryview->quick_search_pixmap);
5498         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5499         gtk_widget_show(pixmap);
5500         summaryview->quick_search_pixmap = pixmap;
5501
5502         folderview_unselect(summaryview->folderview);
5503         folderview_select(summaryview->folderview, summaryview->folder_item);
5504         summary_set_column_titles(summaryview);
5505 }
5506
5507 /*
5508  * Harvest addresses for selected messages in summary view.
5509  */
5510 void summary_harvest_address(SummaryView *summaryview)
5511 {
5512         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5513         GList *cur;
5514         GList *msgList;
5515         MsgInfo *msginfo;
5516
5517         msgList = NULL;
5518         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5519                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5520                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5521         }
5522         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5523         g_list_free( msgList );
5524 }
5525
5526 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5527 {
5528         int err;
5529         gchar buf[BUFFSIZE];
5530         regex_t *preg = NULL;
5531
5532         preg = g_new0(regex_t, 1);
5533
5534         err = string_match_precompile(simplify_subject_regexp,
5535                                       preg, REG_EXTENDED);
5536         if (err) {
5537                 regerror(err, preg, buf, BUFFSIZE);
5538                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5539                 g_free(preg);
5540                 preg = NULL;
5541         }
5542
5543         return preg;
5544 }
5545
5546 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5547 {
5548         g_return_if_fail(summaryview != NULL);
5549         g_return_if_fail(item != NULL);
5550
5551         /* Subject simplification */
5552         if(summaryview->simplify_subject_preg) {
5553                 regfree(summaryview->simplify_subject_preg);
5554                 g_free(summaryview->simplify_subject_preg);
5555                 summaryview->simplify_subject_preg = NULL;
5556         }
5557         if(item->prefs && item->prefs->simplify_subject_regexp &&
5558            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5559                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5560
5561         /* Sorting */
5562         summaryview->sort_key = item->sort_key;
5563         summaryview->sort_type = item->sort_type;
5564
5565         /* Threading */
5566         summaryview->threaded = item->threaded;
5567         summaryview->thread_collapsed = item->thread_collapsed;
5568
5569         /* Scoring */
5570 #if 0
5571         if (global_scoring || item->prefs->scoring) {
5572                 summaryview->important_score = prefs_common.important_score;
5573                 if (item->prefs->important_score >
5574                     summaryview->important_score)
5575                         summaryview->important_score =
5576                                 item->prefs->important_score;
5577         }
5578 #endif
5579 }
5580
5581 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5582 {
5583         /* Sorting */
5584         item->sort_key = summaryview->sort_key;
5585         item->sort_type = summaryview->sort_type;
5586
5587         /* Threading */
5588         item->threaded = summaryview->threaded;
5589         item->thread_collapsed = summaryview->thread_collapsed;
5590 }
5591
5592 static gboolean summary_update_msg(gpointer source, gpointer data)
5593 {
5594         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5595         SummaryView *summaryview = (SummaryView *)data;
5596         GtkCTreeNode *node;
5597
5598         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5599         g_return_val_if_fail(summaryview != NULL, FALSE);
5600
5601         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5602                 node = gtk_ctree_find_by_row_data(
5603                                 GTK_CTREE(summaryview->ctree), NULL,
5604                                 msginfo_update->msginfo);
5605
5606                 if (node)
5607                         summary_set_row_marks(summaryview, node);
5608         }
5609
5610         return FALSE;
5611 }
5612
5613 /*!
5614  *\brief        change summaryview to display your answer(s) to a message
5615  *
5616  *\param        summaryview The SummaryView ;)
5617  *\param        msginfo The message for which answers are searched
5618  *
5619  */
5620 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5621 {
5622         FolderItem *sent_folder = NULL;
5623         PrefsAccount *account = NULL;
5624         GtkCTreeNode *node = NULL;
5625         char *buf = NULL;
5626         if (msg == NULL || msg->msgid == NULL)
5627                 return;
5628
5629         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5630         if (account == NULL)
5631                 return;
5632         sent_folder = account_get_special_folder
5633                                 (account, F_OUTBOX);
5634
5635         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5636
5637         if (sent_folder != summaryview->folder_item) {
5638                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5639         }
5640
5641         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5642
5643         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5644         g_free(buf);
5645
5646         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5647         if (node)
5648                 summary_select_node(summaryview, node, TRUE, TRUE);
5649 }
5650
5651 void summaryview_export_mbox_list(SummaryView *summaryview)
5652 {
5653         GSList *list = summary_get_selected_msg_list(summaryview);
5654         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5655
5656         if (mbox == NULL || list == NULL)
5657                 return;
5658
5659         export_list_to_mbox(list, mbox);
5660
5661         g_slist_free(list);
5662         g_free(mbox);
5663
5664 }
5665
5666 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5667 {
5668         if (!summaryview || !summaryview->folder_item || !item) {
5669                 return;
5670         }
5671
5672         if (summaryview->folder_item->folder == item->folder) {
5673                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5674         }
5675 }
5676 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5677 {
5678         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5679 }