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