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