src/summaryview.c

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