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 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_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                 SORT_BY_THREAD_DATE
2457         };
2458
2459         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2460                 type = summaryview->col_state[pos].type;
2461
2462                 /* CLAWS: mime and unread are single char headers */
2463                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2464                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2465
2466                 switch (type) {
2467                 case S_COL_SUBJECT:
2468                 case S_COL_FROM:
2469                 case S_COL_TO:
2470                 case S_COL_DATE:
2471                 case S_COL_NUMBER:
2472                         if(type == S_COL_FROM && item != NULL &&
2473                                         FOLDER_SHOWS_TO_HDR(item) &&
2474                                         !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2475                                 type = S_COL_TO;
2476                         if(type == S_COL_NUMBER)
2477                                 title = gettext(col_label[type]);
2478                         else
2479                                 title = prefs_common_translated_header_name(col_label[type]);
2480                         break;
2481                 default:
2482                         title = gettext(col_label[type]);
2483                 }
2484
2485                 if (type == S_COL_MIME) {
2486                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2487                         gtk_widget_show(label);
2488                         gtk_clist_set_column_widget(clist, pos, label);
2489                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Attachment"));
2490                         continue;
2491                 } else if (type == S_COL_MARK) {
2492                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2493                         gtk_widget_show(label);
2494                         gtk_clist_set_column_widget(clist, pos, label);
2495                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Mark"));
2496                         continue;
2497                 } else if (type == S_COL_LOCKED) {
2498                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2499                         gtk_widget_show(label);
2500                         gtk_clist_set_column_widget(clist, pos, label);
2501                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Locked"));
2502                         continue;
2503                 } else if (type == S_COL_STATUS) {
2504                         gtk_clist_set_column_title(clist, pos, title);
2505                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Status"));
2506                         continue;
2507                 }
2508
2509                 hbox  = gtk_hbox_new(FALSE, 4);
2510                 label = gtk_label_new(title);
2511
2512                 if (justify == GTK_JUSTIFY_RIGHT)
2513                         gtk_box_pack_end(GTK_BOX(hbox), label,
2514                                          FALSE, FALSE, 0);
2515                 else
2516                         gtk_box_pack_start(GTK_BOX(hbox), label,
2517                                            FALSE, FALSE, 0);
2518
2519                 if (summaryview->sort_key == sort_by[type]) {
2520                         arrow = gtk_arrow_new
2521                                 (summaryview->sort_type == SORT_ASCENDING
2522                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2523                                  GTK_SHADOW_IN);
2524                         if (justify == GTK_JUSTIFY_RIGHT)
2525                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2526                                                    FALSE, FALSE, 0);
2527                         else
2528                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2529                                                  FALSE, FALSE, 0);
2530                 }
2531
2532                 gtk_widget_show_all(hbox);
2533                 gtk_clist_set_column_widget(clist, pos, hbox);
2534         }
2535 }
2536
2537 void summary_reflect_tags_changes(SummaryView *summaryview)
2538 {
2539         GtkMenuShell *menu;
2540         GList *cur;
2541         GtkCTreeNode *node;
2542         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2543         gboolean froze = FALSE;
2544         gboolean redisplay = FALSE;
2545
2546         /* re-create colorlabel submenu */
2547         menu = GTK_MENU_SHELL(summaryview->tags_menu);
2548         g_return_if_fail(menu != NULL);
2549
2550         /* clear items. get item pointers. */
2551         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
2552                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
2553         }
2554         summary_tags_menu_create(summaryview, TRUE);
2555
2556         START_LONG_OPERATION(summaryview, TRUE);
2557         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2558              node = gtkut_ctree_node_next(ctree, node)) {
2559                 redisplay |= summary_set_row_tag(summaryview,
2560                                            node, TRUE, FALSE, 0);
2561         }
2562         END_LONG_OPERATION(summaryview);
2563         if (redisplay)
2564                 summary_redisplay_msg(summaryview);
2565 }
2566
2567
2568 void summary_reflect_prefs(void)
2569 {
2570         static gchar *last_font = NULL;
2571         gboolean update_font = TRUE;
2572         SummaryView *summaryview = NULL;
2573
2574         if (!mainwindow_get_mainwindow())
2575                 return;
2576         summaryview = mainwindow_get_mainwindow()->summaryview;
2577
2578         if (last_font && !strcmp(last_font, NORMAL_FONT))
2579                 update_font = FALSE;
2580
2581         g_free(last_font);
2582
2583         last_font = g_strdup(NORMAL_FONT);
2584
2585         if (update_font) {
2586                 bold_style = bold_marked_style = bold_deleted_style =
2587                         small_style = small_marked_style = small_deleted_style = NULL;
2588                 summary_set_fonts(summaryview);
2589         }
2590
2591         summary_set_column_titles(summaryview);
2592         summary_show(summaryview, summaryview->folder_item);
2593 }
2594
2595 void summary_sort(SummaryView *summaryview,
2596                   FolderSortKey sort_key, FolderSortType sort_type)
2597 {
2598         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2599         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2600         GtkCListCompareFunc cmp_func = NULL;
2601         START_TIMING("");
2602         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2603                                        G_CALLBACK(summary_tree_expanded), summaryview);
2604         summary_freeze(summaryview);
2605
2606         switch (sort_key) {
2607         case SORT_BY_MARK:
2608                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2609                 break;
2610         case SORT_BY_STATUS:
2611                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2612                 break;
2613         case SORT_BY_MIME:
2614                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2615                 break;
2616         case SORT_BY_NUMBER:
2617                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2618                 break;
2619         case SORT_BY_SIZE:
2620                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2621                 break;
2622         case SORT_BY_DATE:
2623                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2624                 break;
2625         case SORT_BY_THREAD_DATE:
2626                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_thread_date;
2627                 break;
2628         case SORT_BY_FROM:
2629                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2630                 break;
2631         case SORT_BY_SUBJECT:
2632                 if (summaryview->simplify_subject_preg)
2633                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2634                 else
2635                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2636                 break;
2637         case SORT_BY_SCORE:
2638                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2639                 break;
2640         case SORT_BY_LABEL:
2641                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2642                 break;
2643         case SORT_BY_TO:
2644                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2645                 break;
2646         case SORT_BY_LOCKED:
2647                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2648                 break;
2649         case SORT_BY_TAGS:
2650                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_tags;
2651                 break;
2652         case SORT_BY_NONE:
2653                 break;
2654         default:
2655                 goto unlock;
2656         }
2657
2658         summaryview->sort_key = sort_key;
2659         summaryview->sort_type = sort_type;
2660
2661         summary_set_column_titles(summaryview);
2662         summary_set_menu_sensitive(summaryview);
2663
2664         /* allow fallback to don't sort */
2665         if (summaryview->sort_key == SORT_BY_NONE)
2666                 goto unlock;
2667
2668         if (cmp_func != NULL) {
2669                 debug_print("Sorting summary...");
2670                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2671
2672                 main_window_cursor_wait(summaryview->mainwin);
2673
2674                 gtk_clist_set_compare_func(clist, cmp_func);
2675
2676                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2677                 gtk_sctree_sort_recursive(ctree, NULL);
2678
2679                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2680
2681                 main_window_cursor_normal(summaryview->mainwin);
2682
2683                 debug_print("done.\n");
2684                 STATUSBAR_POP(summaryview->mainwin);
2685         }
2686 unlock:
2687         summary_thaw(summaryview);
2688         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2689                                        G_CALLBACK(summary_tree_expanded), summaryview);
2690         END_TIMING();
2691 }
2692
2693 static gboolean summary_update_thread_age(GNode *node, gpointer data)
2694 {
2695         MsgInfo *msginfo = node->data;
2696         time_t *most_recent = (time_t *)data;
2697
2698         if (msginfo->date_t > *most_recent) {
2699                 *most_recent = msginfo->date_t;
2700         }
2701         return FALSE;
2702 }
2703
2704 static void summary_find_thread_age(GNode *gnode)
2705 {
2706         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2707         time_t most_recent;
2708         gchar b[256],b2[256];
2709         if (!msginfo)
2710                 return;
2711         most_recent = msginfo->thread_date = msginfo->date_t;
2712
2713         g_node_traverse(gnode, G_IN_ORDER, G_TRAVERSE_ALL, -1, summary_update_thread_age, &most_recent);
2714
2715         msginfo->thread_date = most_recent;
2716 }
2717
2718 static gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2719                                    GtkCTreeNode *cnode, gpointer data)
2720 {
2721         SummaryView *summaryview = (SummaryView *)data;
2722         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2723         gchar *text[N_SUMMARY_COLS];
2724         gint *col_pos = summaryview->col_pos;
2725         const gchar *msgid = msginfo->msgid;
2726         GHashTable *msgid_table = summaryview->msgid_table;
2727
2728         summary_set_header(summaryview, text, msginfo);
2729
2730         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2731                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2732 #define SET_TEXT(col) {                                         \
2733         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2734                                 text[col_pos[col]]);            \
2735 }
2736
2737         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2738                 SET_TEXT(S_COL_NUMBER);
2739         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2740                 SET_TEXT(S_COL_SCORE);
2741         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2742                 SET_TEXT(S_COL_SIZE);
2743         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2744                 SET_TEXT(S_COL_DATE);
2745         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2746                 SET_TEXT(S_COL_FROM);
2747         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2748                 SET_TEXT(S_COL_TO);
2749         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible)
2750                 SET_TEXT(S_COL_TAGS);
2751
2752 #undef SET_TEXT
2753
2754         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2755         summary_set_marks_func(ctree, cnode, summaryview);
2756
2757         if (msgid && msgid[0] != '\0')
2758                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2759
2760         return TRUE;
2761 }
2762
2763 static void summary_set_ctree_from_list(SummaryView *summaryview,
2764                                         GSList *mlist)
2765 {
2766         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2767         MsgInfo *msginfo;
2768         GtkCTreeNode *node = NULL;
2769         GHashTable *msgid_table;
2770         GHashTable *subject_table = NULL;
2771         GSList * cur;
2772         START_TIMING("");
2773
2774         if (!mlist) return;
2775
2776         debug_print("\tSetting summary from message data...\n");
2777         STATUSBAR_PUSH(summaryview->mainwin,
2778                        _("Setting summary from message data..."));
2779         gdk_flush();
2780
2781         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2782                                        G_CALLBACK(summary_tree_expanded), summaryview);
2783
2784         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2785         summaryview->msgid_table = msgid_table;
2786
2787         if (prefs_common.thread_by_subject) {
2788                 subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2789                 summaryview->subject_table = subject_table;
2790         } else {
2791                 summaryview->subject_table = NULL;
2792         }
2793
2794         if (prefs_common.use_addr_book)
2795                 start_address_completion(NULL);
2796
2797         if (summaryview->threaded) {
2798                 GNode *root, *gnode;
2799                 START_TIMING("threaded");
2800                 root = procmsg_get_thread_tree(mlist);
2801
2802
2803                 for (gnode = root->children; gnode != NULL;
2804                      gnode = gnode->next) {
2805                         summary_find_thread_age(gnode);
2806                         node = gtk_sctree_insert_gnode
2807                                 (ctree, NULL, node, gnode,
2808                                  summary_insert_gnode_func, summaryview);
2809                 }
2810
2811                 g_node_destroy(root);
2812
2813                 END_TIMING();
2814         } else {
2815                 gchar *text[N_SUMMARY_COLS];
2816                 START_TIMING("unthreaded");
2817                 cur = mlist;
2818                 for (; mlist != NULL; mlist = mlist->next) {
2819                         msginfo = (MsgInfo *)mlist->data;
2820
2821                         summary_set_header(summaryview, text, msginfo);
2822
2823                         node = gtk_sctree_insert_node
2824                                 (ctree, NULL, node, text, 2,
2825                                  NULL, NULL, NULL, NULL,
2826                                  FALSE, FALSE);
2827
2828                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2829                         summary_set_marks_func(ctree, node, summaryview);
2830
2831                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2832                                 g_hash_table_insert(msgid_table,
2833                                                     msginfo->msgid, node);
2834
2835                         if (prefs_common.thread_by_subject)
2836                                 subject_table_insert(subject_table,
2837                                              msginfo->subject,
2838                                              node);
2839                 }
2840                 mlist = cur;
2841                 END_TIMING();
2842         }
2843
2844         if (prefs_common.enable_hscrollbar &&
2845             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2846                 gint optimal_width;
2847
2848                 optimal_width = gtk_clist_optimal_column_width
2849                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2850                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2851                                            summaryview->col_pos[S_COL_SUBJECT],
2852                                            optimal_width);
2853         }
2854
2855         if (prefs_common.use_addr_book)
2856                 end_address_completion();
2857
2858         debug_print("done.\n");
2859         STATUSBAR_POP(summaryview->mainwin);
2860         if (debug_get_mode()) {
2861                 debug_print("\tmsgid hash table size = %d\n",
2862                             g_hash_table_size(msgid_table));
2863                 if (prefs_common.thread_by_subject)
2864                         debug_print("\tsubject hash table size = %d\n",
2865                             g_hash_table_size(subject_table));
2866         }
2867
2868         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2869
2870         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2871
2872         if (prefs_common.bold_unread) {
2873                 START_TIMING("bold_unread");
2874                 while (node) {
2875                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2876                         if (GTK_CTREE_ROW(node)->children)
2877                                 summary_set_row_marks(summaryview, node);
2878                         node = next;
2879                 }
2880                 END_TIMING();
2881         }
2882
2883         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2884                                        G_CALLBACK(summary_tree_expanded), summaryview);
2885         END_TIMING();
2886 }
2887
2888 static gchar *summary_complete_address(const gchar *addr)
2889 {
2890         gint count;
2891         gchar *res, *tmp, *email_addr;
2892
2893         if (addr == NULL)
2894                 return NULL;
2895
2896         Xstrdup_a(email_addr, addr, return NULL);
2897         extract_address(email_addr);
2898         if (!*email_addr)
2899                 return NULL;
2900
2901         /*
2902          * completion stuff must be already initialized
2903          */
2904         res = NULL;
2905         if (1 < (count = complete_address(email_addr))) {
2906                 tmp = get_complete_address(1);
2907                 res = procheader_get_fromname(tmp);
2908                 g_free(tmp);
2909         }
2910
2911         return res;
2912 }
2913
2914 static inline void summary_set_header(SummaryView *summaryview, gchar *text[],
2915                                MsgInfo *msginfo)
2916 {
2917         static gchar date_modified[80];
2918         static gchar col_score[11];
2919         static gchar buf[BUFFSIZE], tmp1[BUFFSIZE], tmp2[BUFFSIZE], tmp3[BUFFSIZE];
2920         gint *col_pos = summaryview->col_pos;
2921         gchar *from_text = NULL, *to_text = NULL, *tags_text = NULL;
2922         gboolean should_swap = FALSE;
2923
2924         text[col_pos[S_COL_FROM]]   = "";
2925         text[col_pos[S_COL_TO]]     = "";
2926         text[col_pos[S_COL_SUBJECT]]= "";
2927         text[col_pos[S_COL_MARK]]   = "";
2928         text[col_pos[S_COL_STATUS]] = "";
2929         text[col_pos[S_COL_MIME]]   = "";
2930         text[col_pos[S_COL_LOCKED]] = "";
2931         text[col_pos[S_COL_DATE]]   = "";
2932         text[col_pos[S_COL_TAGS]]   = "";
2933         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2934                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2935         else
2936                 text[col_pos[S_COL_NUMBER]] = "";
2937
2938         /* slow! */
2939         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2940                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2941         else
2942                 text[col_pos[S_COL_SIZE]] = "";
2943
2944         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2945                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2946         else
2947                 text[col_pos[S_COL_SCORE]] = "";
2948
2949         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible) {
2950                 tags_text = procmsg_msginfo_get_tags_str(msginfo);
2951                 if (!tags_text) {
2952                         text[col_pos[S_COL_TAGS]] = "-";
2953                 } else {
2954                         strncpy2(tmp1, tags_text, sizeof(tmp1));
2955                         tmp1[sizeof(tmp1)-1]='\0';
2956                         g_free(tags_text);
2957                         text[col_pos[S_COL_TAGS]] = tmp1;
2958                 }
2959         } else
2960                 text[col_pos[S_COL_TAGS]] = "";
2961
2962         /* slow! */
2963         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2964                 if (msginfo->date_t) {
2965                         procheader_date_get_localtime(date_modified,
2966                                                       sizeof(date_modified),
2967                                                       msginfo->date_t);
2968                         text[col_pos[S_COL_DATE]] = date_modified;
2969                 } else if (msginfo->date)
2970                         text[col_pos[S_COL_DATE]] = msginfo->date;
2971                 else
2972                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2973         }
2974
2975         if (prefs_common.swap_from && msginfo->from && msginfo->to
2976         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2977                 gchar *addr = NULL;
2978
2979                 addr = g_strdup(msginfo->from);
2980
2981                 if (addr) {
2982                         extract_address(addr);
2983                         if (account_find_from_address(addr)) {
2984                                 should_swap = TRUE;
2985                         }
2986                         g_free(addr);
2987                 }
2988         }
2989
2990         if (!prefs_common.use_addr_book) {
2991                 from_text = msginfo->fromname ?
2992                                 msginfo->fromname :
2993                                 _("(No From)");
2994         } else {
2995                 gchar *tmp = summary_complete_address(msginfo->from);
2996                 if (tmp) {
2997                         strncpy2(buf, tmp, sizeof(buf));
2998                         g_free(tmp);
2999                         from_text = buf;
3000                 } else {
3001                         from_text = (msginfo->fromname) ?
3002                                         msginfo->fromname:
3003                                         _("(No From)");
3004                 }
3005         }
3006
3007         to_text = msginfo->to ? msginfo->to :
3008                    (msginfo->cc ? msginfo->cc :
3009                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
3010                      )
3011                    );
3012
3013         text[col_pos[S_COL_TO]] = to_text;
3014         if (!should_swap) {
3015                 text[col_pos[S_COL_FROM]] = from_text;
3016         } else {
3017                 snprintf(tmp2, BUFFSIZE-1, "--> %s", to_text);
3018                 tmp2[BUFFSIZE-1]='\0';
3019                 text[col_pos[S_COL_FROM]] = tmp2;
3020         }
3021
3022         if (summaryview->simplify_subject_preg != NULL)
3023                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
3024                         string_remove_match(tmp3, BUFFSIZE, msginfo->subject,
3025                                         summaryview->simplify_subject_preg) :
3026                         _("(No Subject)");
3027         else
3028                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
3029                         _("(No Subject)");
3030 }
3031
3032 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
3033 {
3034         summary_display_msg_full(summaryview, row, FALSE, FALSE);
3035 }
3036
3037 static gboolean defer_change(gpointer data);
3038 typedef struct _ChangeData {
3039         MsgInfo *info;
3040         gint op; /* 0, 1, 2 for unset, set, change */
3041         MsgPermFlags set_flags;
3042         MsgTmpFlags  set_tmp_flags;
3043         MsgPermFlags unset_flags;
3044         MsgTmpFlags  unset_tmp_flags;
3045 } ChangeData;
3046
3047 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
3048 {
3049         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3050                 debug_print("flags: doing unset now\n");
3051                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
3052         } else {
3053                 ChangeData *unset_data = g_new0(ChangeData, 1);
3054                 unset_data->info = msginfo;
3055                 unset_data->op = 0;
3056                 unset_data->unset_flags = flags;
3057                 unset_data->unset_tmp_flags = tmp_flags;
3058                 debug_print("flags: deferring unset\n");
3059                 g_timeout_add(100, defer_change, unset_data);
3060         }
3061 }
3062
3063 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
3064 {
3065         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3066                 debug_print("flags: doing set now\n");
3067                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
3068         } else {
3069                 ChangeData *set_data = g_new0(ChangeData, 1);
3070                 set_data->info = msginfo;
3071                 set_data->op = 1;
3072                 set_data->set_flags = flags;
3073                 set_data->set_tmp_flags = tmp_flags;
3074                 debug_print("flags: deferring set\n");
3075                 g_timeout_add(100, defer_change, set_data);
3076         }
3077 }
3078
3079 static void summary_msginfo_change_flags(MsgInfo *msginfo,
3080                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
3081                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
3082 {
3083         if (!msginfo->folder || !msginfo->folder->processing_pending) {
3084                 debug_print("flags: doing change now\n");
3085                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
3086                         rem_flags, rem_tmp_flags);
3087         } else {
3088                 ChangeData *change_data = g_new0(ChangeData, 1);
3089                 change_data->info = msginfo;
3090                 change_data->op = 2;
3091                 change_data->set_flags = add_flags;
3092                 change_data->set_tmp_flags = add_tmp_flags;
3093                 change_data->unset_flags = rem_flags;
3094                 change_data->unset_tmp_flags = rem_tmp_flags;
3095                 debug_print("flags: deferring change\n");
3096                 g_timeout_add(100, defer_change, change_data);
3097         }
3098 }
3099
3100 gboolean defer_change(gpointer data)
3101 {
3102         ChangeData *chg = (ChangeData *)data;
3103         if (chg->info->folder && chg->info->folder->processing_pending) {
3104                 debug_print("flags: trying later\n");
3105                 return TRUE; /* try again */
3106         } else {
3107                 debug_print("flags: finally doing it\n");
3108                 switch(chg->op) {
3109                 case 0:
3110                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
3111                         break;
3112                 case 1:
3113                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
3114                         break;
3115                 case 2:
3116                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
3117                                 chg->unset_flags, chg->unset_tmp_flags);
3118                         break;
3119                 default:
3120                         g_warning("shouldn't happen\n");
3121                 }
3122                 g_free(chg);
3123         }
3124         return FALSE;
3125 }
3126
3127 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
3128                                       GtkCTreeNode *row)
3129 {
3130         g_return_if_fail(summaryview != NULL);
3131         g_return_if_fail(msginfo != NULL);
3132         g_return_if_fail(row != NULL);
3133
3134         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
3135                 summary_msginfo_unset_flags
3136                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
3137                 summary_set_row_marks(summaryview, row);
3138                 summary_status_show(summaryview);
3139         }
3140 }
3141
3142 typedef struct  {
3143         MsgInfo *msginfo;
3144         SummaryView *summaryview;
3145 } MarkAsReadData;
3146
3147 static int msginfo_mark_as_read_timeout(void *data)
3148 {
3149         MarkAsReadData *mdata = (MarkAsReadData *)data;
3150         if (!mdata)
3151                 return FALSE;
3152
3153         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
3154                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
3155                                      mdata->summaryview->selected);
3156
3157         g_free(mdata);
3158
3159         return FALSE;
3160 }
3161
3162 static void summary_display_msg_full(SummaryView *summaryview,
3163                                      GtkCTreeNode *row,
3164                                      gboolean new_window, gboolean all_headers)
3165 {
3166         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3167         MsgInfo *msginfo;
3168         gint val;
3169         START_TIMING("");
3170         if (!new_window) {
3171                 if (summaryview->displayed == row)
3172                         return;
3173                 else if (summaryview->messageview)
3174                         summaryview->messageview->filtered = FALSE;
3175         }
3176         g_return_if_fail(row != NULL);
3177
3178         if (summary_is_locked(summaryview)) return;
3179         summary_lock(summaryview);
3180
3181         STATUSBAR_POP(summaryview->mainwin);
3182         GTK_EVENTS_FLUSH();
3183
3184         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3185
3186         g_return_if_fail(msginfo);
3187
3188         if (new_window && prefs_common.layout_mode != SMALL_LAYOUT) {
3189                 MessageView *msgview;
3190
3191                 msgview = messageview_create_with_new_window(summaryview->mainwin);
3192                 val = messageview_show(msgview, msginfo, all_headers);
3193         } else {
3194                 MessageView *msgview;
3195
3196                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
3197                         if (summaryview->ext_messageview == NULL)
3198                                 summaryview->ext_messageview = messageview_create_with_new_window(summaryview->mainwin);
3199                         else
3200                                 gtkut_window_popup(summaryview->ext_messageview->window);
3201                         msgview = summaryview->ext_messageview;
3202                         summaryview->last_displayed = summaryview->displayed;
3203                         summaryview->displayed = row;
3204                         val = messageview_show(msgview, msginfo, all_headers);
3205                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3206                                 gtk_widget_grab_focus(summaryview->ctree);
3207                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3208                                 GTK_CLIST(summaryview->ctree)->focus_row);
3209                 } else {
3210                         msgview = summaryview->messageview;
3211                         summaryview->last_displayed = summaryview->displayed;
3212                         summaryview->displayed = row;
3213                         if (!messageview_is_visible(msgview)) {
3214                                 main_window_toggle_message_view(summaryview->mainwin);
3215                                 GTK_EVENTS_FLUSH();
3216                         }
3217                         val = messageview_show(msgview, msginfo, all_headers);
3218                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3219                                 gtk_widget_grab_focus(summaryview->ctree);
3220                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3221                                 GTK_CLIST(summaryview->ctree)->focus_row);
3222                 }
3223         }
3224
3225         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
3226                 if (prefs_common.mark_as_read_delay) {
3227                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
3228                         data->summaryview = summaryview;
3229                         data->msginfo = msginfo;
3230                         g_timeout_add(prefs_common.mark_as_read_delay * 1000,
3231                                 msginfo_mark_as_read_timeout, data);
3232                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
3233                         msginfo_mark_as_read(summaryview, msginfo, row);
3234                 }
3235         }
3236
3237         summary_set_menu_sensitive(summaryview);
3238         toolbar_main_set_sensitive(summaryview->mainwin);
3239         messageview_set_menu_sensitive(summaryview->messageview);
3240
3241         summary_unlock(summaryview);
3242         END_TIMING();
3243 }
3244
3245 void summary_display_msg_selected(SummaryView *summaryview,
3246                                   gboolean all_headers)
3247 {
3248         if (summary_is_locked(summaryview)) return;
3249         summaryview->displayed = NULL;
3250         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
3251                                  all_headers);
3252 }
3253
3254 void summary_redisplay_msg(SummaryView *summaryview)
3255 {
3256         GtkCTreeNode *node;
3257
3258         if (summaryview->displayed) {
3259                 node = summaryview->displayed;
3260                 summaryview->displayed = NULL;
3261                 summary_display_msg(summaryview, node);
3262         }
3263 }
3264
3265 void summary_open_msg(SummaryView *summaryview)
3266 {
3267         if (!summaryview->selected) return;
3268
3269         /* CLAWS: if separate message view, don't open a new window
3270          * but rather use the current separated message view */
3271         summary_display_msg_full(summaryview, summaryview->selected,
3272                                  TRUE, FALSE);
3273 }
3274
3275 void summary_view_source(SummaryView * summaryview)
3276 {
3277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3278         MsgInfo *msginfo;
3279         SourceWindow *srcwin;
3280
3281         if (!summaryview->selected) return;
3282
3283         srcwin = source_window_create();
3284         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3285         source_window_show_msg(srcwin, msginfo);
3286         source_window_show(srcwin);
3287 #ifdef MAEMO
3288         maemo_window_full_screen_if_needed(GTK_WINDOW(srcwin->window));
3289         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(srcwin->window));
3290 #endif
3291 }
3292
3293 void summary_reedit(SummaryView *summaryview)
3294 {
3295         MsgInfo *msginfo;
3296
3297         if (!summaryview->selected) return;
3298         if (!summaryview->folder_item) return;
3299         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3300                 return;
3301
3302         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3303                                               summaryview->selected);
3304         if (!msginfo) return;
3305
3306         compose_reedit(msginfo, FALSE);
3307 }
3308
3309 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3310 {
3311         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3312         GtkCTreeNode *node;
3313
3314         if (summary_is_locked(summaryview)
3315         && !GTK_SCTREE(ctree)->selecting_range
3316         && summaryview->messageview->mimeview
3317         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3318         && summaryview->messageview->mimeview->textview->loading) {
3319                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3320                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3321
3322                 data->ctree = ctree;
3323                 data->row = NULL;
3324                 data->node = NULL;
3325                 data->type = type;
3326                 data->summaryview = summaryview;
3327                 debug_print("postponing open of message till end of load\n");
3328                 g_timeout_add(100, summary_select_retry, data);
3329                 return FALSE;
3330         }
3331         if (summary_is_locked(summaryview))
3332                 return FALSE;
3333         if (type == GTK_SCROLL_STEP_FORWARD) {
3334                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3335                 if (node)
3336                         gtkut_ctree_expand_parent_all(ctree, node);
3337                 else
3338                         return FALSE;
3339         } else {
3340                 if (summaryview->selected) {
3341                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3342                         if (!node) return FALSE;
3343                 }
3344         }
3345
3346         if (messageview_is_visible(summaryview->messageview))
3347                 summaryview->display_msg = TRUE;
3348
3349         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3350
3351         if (GTK_CLIST(ctree)->selection)
3352                 gtk_sctree_set_anchor_row
3353                         (GTK_SCTREE(ctree),
3354                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3355
3356         return TRUE;
3357 }
3358
3359 void summary_toggle_view(SummaryView *summaryview)
3360 {
3361         if (prefs_common.layout_mode == SMALL_LAYOUT)
3362                 return;
3363         if (!messageview_is_visible(summaryview->messageview) &&
3364             summaryview->selected)
3365                 summary_display_msg(summaryview,
3366                                     summaryview->selected);
3367         else
3368                 main_window_toggle_message_view(summaryview->mainwin);
3369 }
3370
3371 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3372                                                 GtkCTreeNode *node)
3373 {
3374         MsgInfo *msginfo;
3375
3376         if (node) {
3377                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3378                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3379                         return TRUE;
3380                 node = GTK_CTREE_ROW(node)->children;
3381         } else
3382                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3383
3384         while (node) {
3385                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3386                         return TRUE;
3387                 node = GTK_CTREE_ROW(node)->sibling;
3388         }
3389
3390         return FALSE;
3391 }
3392
3393 static gboolean summary_have_unread_children(SummaryView *summaryview,
3394                                              GtkCTreeNode *node)
3395 {
3396         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3397
3398         if (!node) return FALSE;
3399
3400         node = GTK_CTREE_ROW(node)->children;
3401
3402         while (node) {
3403                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3404                         return TRUE;
3405                 node = GTK_CTREE_ROW(node)->sibling;
3406         }
3407         return FALSE;
3408 }
3409
3410 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3411 {
3412         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3413         GtkStyle *style = NULL;
3414         MsgInfo *msginfo;
3415         MsgFlags flags;
3416         gint *col_pos = summaryview->col_pos;
3417
3418         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3419         if (!msginfo) return;
3420
3421         flags = msginfo->flags;
3422
3423         gtk_ctree_node_set_foreground(ctree, row, NULL);
3424
3425         /* set new/unread column */
3426         if (MSG_IS_IGNORE_THREAD(flags)) {
3427                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3428                                           ignorethreadxpm, ignorethreadxpmmask);
3429         } else if (MSG_IS_SPAM(flags)) {
3430                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3431                                           spamxpm, spamxpmmask);
3432         } else if (MSG_IS_NEW(flags)) {
3433                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3434                                           newxpm, newxpmmask);
3435         } else if (MSG_IS_UNREAD(flags)) {
3436                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3437                                           unreadxpm, unreadxpmmask);
3438         } else if (MSG_IS_REPLIED(flags)) {
3439                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3440                                           repliedxpm, repliedxpmmask);
3441         } else if (MSG_IS_FORWARDED(flags)) {
3442                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3443                                           forwardedxpm, forwardedxpmmask);
3444         } else {
3445                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3446                                         "");
3447         }
3448
3449         if (prefs_common.bold_unread &&
3450             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3451              (!GTK_CTREE_ROW(row)->expanded &&
3452               GTK_CTREE_ROW(row)->children &&
3453               summary_have_unread_children(summaryview, row))))
3454                 style = bold_style;
3455
3456         /* set mark column */
3457         if (MSG_IS_DELETED(flags)) {
3458                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3459                                           deletedxpm, deletedxpmmask);
3460                 if (style)
3461                         style = bold_deleted_style;
3462                 else {
3463                         style = small_deleted_style;
3464                 }
3465                         gtk_ctree_node_set_foreground
3466                                 (ctree, row, &summaryview->color_dim);
3467         } else if (MSG_IS_MARKED(flags)) {
3468                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3469                                           markxpm, markxpmmask);
3470         } else if (MSG_IS_MOVE(flags)) {
3471                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3472                                           movedxpm, movedxpmmask);
3473                 if (style)
3474                         style = bold_marked_style;
3475                 else {
3476                         style = small_marked_style;
3477                 }
3478                         gtk_ctree_node_set_foreground
3479                                 (ctree, row, &summaryview->color_marked);
3480         } else if (MSG_IS_COPY(flags)) {
3481                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3482                                           copiedxpm, copiedxpmmask);
3483                 if (style)
3484                         style = bold_marked_style;
3485                 else {
3486                         style = small_marked_style;
3487                 }
3488                         gtk_ctree_node_set_foreground
3489                                 (ctree, row, &summaryview->color_marked);
3490         } else {
3491                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3492         }
3493
3494         if (MSG_IS_LOCKED(flags)) {
3495                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3496                                           lockedxpm, lockedxpmmask);
3497         }
3498         else {
3499                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3500         }
3501
3502         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3503                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3504                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3505         } else if (MSG_IS_SIGNED(flags)) {
3506                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3507                                           gpgsignedxpm, gpgsignedxpmmask);
3508         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3509                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3510                                           clipkeyxpm, clipkeyxpmmask);
3511         } else if (MSG_IS_ENCRYPTED(flags)) {
3512                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3513                                           keyxpm, keyxpmmask);
3514         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3515                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3516                                           clipxpm, clipxpmmask);
3517         } else {
3518                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3519         }
3520         if (!style)
3521                 style = small_style;
3522
3523         gtk_ctree_node_set_row_style(ctree, row, style);
3524
3525         if (MSG_GET_COLORLABEL(flags))
3526                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3527 }
3528
3529 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3530 {
3531         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3532         MsgInfo *msginfo;
3533
3534         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3535         g_return_if_fail(msginfo);
3536         if (MSG_IS_DELETED(msginfo->flags))
3537                 summaryview->deleted--;
3538         if (MSG_IS_MOVE(msginfo->flags))
3539                 summaryview->moved--;
3540         if (MSG_IS_COPY(msginfo->flags))
3541                 summaryview->copied--;
3542
3543         procmsg_msginfo_set_to_folder(msginfo, NULL);
3544         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED,
3545                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3546         summary_set_row_marks(summaryview, row);
3547         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3548 }
3549
3550 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3551 {
3552         gboolean changed = FALSE;
3553         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3554         MsgInfo *msginfo;
3555
3556         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3557         g_return_if_fail(msginfo);
3558         if (MSG_IS_DELETED(msginfo->flags))
3559                 summaryview->deleted--;
3560         if (MSG_IS_MOVE(msginfo->flags)) {
3561                 summaryview->moved--;
3562                 changed = TRUE;
3563         }
3564         if (MSG_IS_COPY(msginfo->flags)) {
3565                 summaryview->copied--;
3566                 changed = TRUE;
3567         }
3568         procmsg_msginfo_set_to_folder(msginfo, NULL);
3569         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED,
3570                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3571
3572         summary_set_row_marks(summaryview, row);
3573         debug_print("Message %d is locked\n", msginfo->msgnum);
3574 }
3575
3576 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3577 {
3578         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3579         MsgInfo *msginfo;
3580
3581         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3582         g_return_if_fail(msginfo);
3583         if (!MSG_IS_LOCKED(msginfo->flags))
3584                 return;
3585         procmsg_msginfo_set_to_folder(msginfo, NULL);
3586         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3587         summary_set_row_marks(summaryview, row);
3588         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3589 }
3590
3591 void summary_mark(SummaryView *summaryview)
3592 {
3593         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3594         GList *cur;
3595         gboolean froze = FALSE;
3596
3597         START_LONG_OPERATION(summaryview, FALSE);
3598         folder_item_set_batch(summaryview->folder_item, TRUE);
3599         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3600                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3601         folder_item_set_batch(summaryview->folder_item, FALSE);
3602         END_LONG_OPERATION(summaryview);
3603
3604         summary_status_show(summaryview);
3605 }
3606
3607 static void summary_mark_row_as_read(SummaryView *summaryview,
3608                                      GtkCTreeNode *row)
3609 {
3610         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3611         MsgInfo *msginfo;
3612
3613         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3614         g_return_if_fail(msginfo);
3615
3616         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3617                 return;
3618
3619         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3620         summary_set_row_marks(summaryview, row);
3621         debug_print("Message %d is marked as read\n",
3622                 msginfo->msgnum);
3623 }
3624
3625 void summary_mark_as_read(SummaryView *summaryview)
3626 {
3627         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3628         GList *cur;
3629         gboolean froze = FALSE;
3630
3631         START_LONG_OPERATION(summaryview, FALSE);
3632         folder_item_set_batch(summaryview->folder_item, TRUE);
3633         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3634                 summary_mark_row_as_read(summaryview,
3635                                          GTK_CTREE_NODE(cur->data));
3636         folder_item_set_batch(summaryview->folder_item, FALSE);
3637         END_LONG_OPERATION(summaryview);
3638
3639         summary_status_show(summaryview);
3640 }
3641
3642 void summary_msgs_lock(SummaryView *summaryview)
3643 {
3644         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3645         GList *cur;
3646         gboolean froze = FALSE;
3647
3648         START_LONG_OPERATION(summaryview, FALSE);
3649         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3650                 summary_lock_row(summaryview,
3651                                          GTK_CTREE_NODE(cur->data));
3652         END_LONG_OPERATION(summaryview);
3653
3654         summary_status_show(summaryview);
3655 }
3656
3657 void summary_msgs_unlock(SummaryView *summaryview)
3658 {
3659         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3660         GList *cur;
3661         gboolean froze = FALSE;
3662
3663         START_LONG_OPERATION(summaryview, FALSE);
3664         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3665                 summary_unlock_row(summaryview,
3666                                    GTK_CTREE_NODE(cur->data));
3667         END_LONG_OPERATION(summaryview);
3668
3669         summary_status_show(summaryview);
3670 }
3671
3672 void summary_mark_all_read(SummaryView *summaryview)
3673 {
3674         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3675         GtkCTreeNode *node;
3676         AlertValue val;
3677         gboolean froze = FALSE;
3678
3679         if (prefs_common.ask_mark_all_read) {
3680                 val = alertpanel_full(_("Mark all as read"),
3681                         _("Do you really want to mark all mails in this "
3682                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3683                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3684
3685                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3686                         return;
3687                 else if (val & G_ALERTDISABLE)
3688                         prefs_common.ask_mark_all_read = FALSE;
3689         }
3690
3691         START_LONG_OPERATION(summaryview, TRUE);
3692         folder_item_set_batch(summaryview->folder_item, TRUE);
3693         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3694              node = gtkut_ctree_node_next(ctree, node))
3695                 summary_mark_row_as_read(summaryview, node);
3696         folder_item_set_batch(summaryview->folder_item, FALSE);
3697         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3698              node = gtkut_ctree_node_next(ctree, node)) {
3699                 if (!GTK_CTREE_ROW(node)->expanded)
3700                         summary_set_row_marks(summaryview, node);
3701         }
3702         END_LONG_OPERATION(summaryview);
3703
3704         summary_status_show(summaryview);
3705 }
3706
3707 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3708 {
3709         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3710         GList *cur;
3711         gboolean is_spam = action;
3712         GSList *msgs = NULL;
3713         gboolean immediate_exec = prefs_common.immediate_exec;
3714         gboolean moved = FALSE;
3715         gboolean froze = FALSE;
3716
3717         prefs_common.immediate_exec = FALSE;
3718
3719         START_LONG_OPERATION(summaryview, FALSE);
3720
3721         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3722                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3723                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3724                 if (msginfo)
3725                         msgs = g_slist_prepend(msgs, msginfo);
3726         }
3727
3728         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3729                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3730                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3731                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3732                         if (!msginfo)
3733                                 continue;
3734                         if (is_spam) {
3735                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3736                                 if (procmsg_spam_get_folder(msginfo) != summaryview->folder_item) {
3737                                         summary_move_row_to(summaryview, row,
3738                                                         procmsg_spam_get_folder(msginfo));
3739                                         moved = TRUE;
3740                                 }
3741                         } else {
3742                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3743                         }
3744                         summaryview->display_msg = prefs_common.always_show_msg;
3745
3746                         summary_set_row_marks(summaryview, row);
3747                 }
3748         } else {
3749                 log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
3750         }
3751
3752         prefs_common.immediate_exec = immediate_exec;
3753
3754         END_LONG_OPERATION(summaryview);
3755
3756         if (prefs_common.immediate_exec && moved) {
3757                 summary_execute(summaryview);
3758         }
3759
3760         if (!moved && msgs) {
3761                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3762                 toolbar_set_learn_button
3763                         (summaryview->mainwin->toolbar,
3764                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3765         }
3766         g_slist_free(msgs);
3767
3768         summary_status_show(summaryview);
3769 }
3770
3771
3772 static void summary_mark_row_as_unread(SummaryView *summaryview,
3773                                        GtkCTreeNode *row)
3774 {
3775         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3776         MsgInfo *msginfo;
3777
3778         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3779         g_return_if_fail(msginfo);
3780         if (MSG_IS_DELETED(msginfo->flags)) {
3781                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3782                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3783                 summaryview->deleted--;
3784         }
3785
3786         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3787         debug_print("Message %d is marked as unread\n",
3788                 msginfo->msgnum);
3789
3790         summary_set_row_marks(summaryview, row);
3791 }
3792
3793 void summary_mark_as_unread(SummaryView *summaryview)
3794 {
3795         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3796         GList *cur;
3797         gboolean froze = FALSE;
3798
3799         START_LONG_OPERATION(summaryview, FALSE);
3800         folder_item_set_batch(summaryview->folder_item, TRUE);
3801         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3802                 cur = cur->next)
3803                 summary_mark_row_as_unread(summaryview,
3804                                            GTK_CTREE_NODE(cur->data));
3805         folder_item_set_batch(summaryview->folder_item, FALSE);
3806         END_LONG_OPERATION(summaryview);
3807
3808         summary_status_show(summaryview);
3809 }
3810
3811 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3812 {
3813         GList * cur;
3814         gboolean found;
3815
3816         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3817
3818         case F_NEWS:
3819
3820                 /*
3821                   security : checks if one the accounts correspond to
3822                   the author of the post
3823                 */
3824
3825                 found = FALSE;
3826                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3827                         PrefsAccount * account;
3828                         gchar * from_name;
3829
3830                         account = cur->data;
3831                         if (account->name && *account->name)
3832                                 from_name =
3833                                         g_strdup_printf("%s <%s>",
3834                                                         account->name,
3835                                                         account->address);
3836                         else
3837                                 from_name =
3838                                         g_strdup_printf("%s",
3839                                                         account->address);
3840
3841                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3842                                 g_free(from_name);
3843                                 found = TRUE;
3844                                 break;
3845                         }
3846                         g_free(from_name);
3847                 }
3848
3849                 if (!found) {
3850                         alertpanel_error(_("You're not the author of the article.\n"));
3851                 }
3852
3853                 return found;
3854
3855         default:
3856                 return TRUE;
3857         }
3858 }
3859
3860 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3861 {
3862         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3863         MsgInfo *msginfo;
3864
3865         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3866         g_return_if_fail(msginfo);
3867
3868         if (MSG_IS_LOCKED(msginfo->flags)) return;
3869
3870         if (MSG_IS_DELETED(msginfo->flags)) return;
3871
3872         if (MSG_IS_MOVE(msginfo->flags))
3873                 summaryview->moved--;
3874         if (MSG_IS_COPY(msginfo->flags))
3875                 summaryview->copied--;
3876
3877         procmsg_msginfo_set_to_folder(msginfo, NULL);
3878         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED,
3879                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3880         summaryview->deleted++;
3881
3882         if (!prefs_common.immediate_exec &&
3883             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3884                 summary_set_row_marks(summaryview, row);
3885
3886         debug_print("Message %s/%d is set to delete\n",
3887                     msginfo->folder->path, msginfo->msgnum);
3888 }
3889
3890 void summary_cancel(SummaryView *summaryview)
3891 {
3892         MsgInfo * msginfo;
3893
3894         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3895                                               summaryview->selected);
3896         if (!msginfo) return;
3897
3898         if (!check_permission(summaryview, msginfo))
3899                 return;
3900
3901         news_cancel_article(summaryview->folder_item->folder, msginfo);
3902
3903         if (summary_is_locked(summaryview)) return;
3904
3905         summary_lock(summaryview);
3906
3907         summary_freeze(summaryview);
3908
3909         summary_update_status(summaryview);
3910         summary_status_show(summaryview);
3911
3912         summary_thaw(summaryview);
3913
3914         summary_unlock(summaryview);
3915 }
3916
3917 void summary_delete(SummaryView *summaryview)
3918 {
3919         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3920         FolderItem *item = summaryview->folder_item;
3921         GList *cur;
3922         GtkCTreeNode *sel_last = NULL;
3923         GtkCTreeNode *node;
3924         AlertValue aval;
3925         MsgInfo *msginfo;
3926         gboolean froze = FALSE;
3927
3928         if (!item) return;
3929
3930         if (summary_is_locked(summaryview)) return;
3931
3932         if (!summaryview->folder_item) return;
3933
3934         if (!prefs_common.live_dangerously) {
3935                 gchar *buf = NULL;
3936                 int num = g_list_length(GTK_CLIST(summaryview->ctree)->selection);
3937                 if (num == 1)
3938                         buf = g_strdup_printf(_(
3939                                 "Do you really want to delete the selected message?"));
3940                 else
3941                         buf = g_strdup_printf(_(
3942                                 "Do you really want to delete the %d selected messages?"),
3943                                 num);
3944                 aval = alertpanel(_("Delete message(s)"),
3945                                   buf,
3946                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3947                 g_free(buf);
3948                 if (aval != G_ALERTALTERNATE) return;
3949         }
3950
3951         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3952              cur = cur->next) {
3953                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3954                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3955                 if (msginfo && msginfo->total_size != 0 &&
3956                     msginfo->size != (off_t)msginfo->total_size)
3957                         partial_mark_for_delete(msginfo);
3958         }
3959
3960         main_window_cursor_wait(summaryview->mainwin);
3961
3962         /* next code sets current row focus right. We need to find a row
3963          * that is not deleted. */
3964         START_LONG_OPERATION(summaryview, FALSE);
3965         folder_item_set_batch(summaryview->folder_item, TRUE);
3966         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3967                 sel_last = GTK_CTREE_NODE(cur->data);
3968                 summary_delete_row(summaryview, sel_last);
3969         }
3970         folder_item_set_batch(summaryview->folder_item, FALSE);
3971         END_LONG_OPERATION(summaryview);
3972
3973         node = summary_find_next_msg(summaryview, sel_last);
3974         if (!node)
3975                 node = summary_find_prev_msg(summaryview, sel_last);
3976
3977         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3978
3979         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3980                 summary_execute(summaryview);
3981                 /* after deleting, the anchor may be at an invalid row
3982                  * so reset it to the node we found earlier */
3983                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3984         } else
3985                 summary_status_show(summaryview);
3986
3987
3988         main_window_cursor_normal(summaryview->mainwin);
3989 }
3990
3991 void summary_delete_trash(SummaryView *summaryview)
3992 {
3993         FolderItem *to_folder = NULL;
3994         PrefsAccount *ac;
3995         if (!summaryview->folder_item ||
3996             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3997
3998         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3999                 to_folder = account_get_special_folder(ac, F_TRASH);
4000
4001         if (to_folder == NULL)
4002                 to_folder = summaryview->folder_item->folder->trash;
4003
4004         if (to_folder == NULL || to_folder == summaryview->folder_item
4005             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
4006                 summary_delete(summaryview);
4007         else
4008                 summary_move_selected_to(summaryview, to_folder);
4009 }
4010
4011
4012 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
4013 {
4014         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4015         MsgInfo *msginfo;
4016
4017         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4018         g_return_if_fail(msginfo);
4019         if (MSG_IS_DELETED(msginfo->flags))
4020                 summaryview->deleted--;
4021         if (MSG_IS_MOVE(msginfo->flags))
4022                 summaryview->moved--;
4023         if (MSG_IS_COPY(msginfo->flags))
4024                 summaryview->copied--;
4025
4026         procmsg_msginfo_set_to_folder(msginfo, NULL);
4027         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED,
4028                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
4029         summary_set_row_marks(summaryview, row);
4030
4031         debug_print("Message %s/%d is unmarked\n",
4032                     msginfo->folder->path, msginfo->msgnum);
4033 }
4034
4035 void summary_unmark(SummaryView *summaryview)
4036 {
4037         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4038         GList *cur;
4039         gboolean froze = FALSE;
4040
4041         START_LONG_OPERATION(summaryview, FALSE);
4042         folder_item_set_batch(summaryview->folder_item, TRUE);
4043         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4044                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
4045         folder_item_set_batch(summaryview->folder_item, FALSE);
4046         END_LONG_OPERATION(summaryview);
4047
4048         summary_status_show(summaryview);
4049 }
4050
4051 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4052                                 FolderItem *to_folder)
4053 {
4054         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4055         MsgInfo *msginfo;
4056
4057         g_return_if_fail(to_folder != NULL);
4058
4059         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4060         g_return_if_fail(msginfo);
4061         if (MSG_IS_LOCKED(msginfo->flags))
4062                 return;
4063
4064         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4065         if (MSG_IS_DELETED(msginfo->flags))
4066                 summaryview->deleted--;
4067         if (MSG_IS_COPY(msginfo->flags)) {
4068                 summaryview->copied--;
4069         }
4070         if (!MSG_IS_MOVE(msginfo->flags)) {
4071                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED,
4072                         MSG_COPY | MSG_MOVE_DONE);
4073                 summaryview->moved++;
4074         } else {
4075                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
4076         }
4077
4078         if (!prefs_common.immediate_exec) {
4079                 summary_set_row_marks(summaryview, row);
4080         }
4081
4082         debug_print("Message %d is set to move to %s\n",
4083                     msginfo->msgnum, to_folder->path);
4084 }
4085
4086 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4087 {
4088         GList *cur;
4089         GtkCTreeNode *sel_last = NULL;
4090         gboolean froze = FALSE;
4091
4092         if (!to_folder) return;
4093         if (!summaryview->folder_item ||
4094             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4095
4096         if (summary_is_locked(summaryview)) return;
4097
4098         if (summaryview->folder_item == to_folder) {
4099                 alertpanel_error(_("Destination is same as current folder."));
4100                 return;
4101         }
4102
4103         START_LONG_OPERATION(summaryview, FALSE);
4104
4105         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4106              cur != NULL && cur->data != NULL; cur = cur->next) {
4107                 sel_last = GTK_CTREE_NODE(cur->data);
4108                 summary_move_row_to
4109                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4110         }
4111         END_LONG_OPERATION(summaryview);
4112
4113         summaryview->display_msg = prefs_common.always_show_msg;
4114
4115         if (prefs_common.immediate_exec) {
4116                 summary_execute(summaryview);
4117         } else {
4118                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
4119                 if (!node)
4120                         node = summary_find_prev_msg(summaryview, sel_last);
4121                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4122                 summary_status_show(summaryview);
4123         }
4124
4125         if (!summaryview->selected) { /* this was the last message */
4126                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
4127                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
4128                 if (node)
4129                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4130         }
4131
4132 }
4133
4134 void summary_move_to(SummaryView *summaryview)
4135 {
4136         FolderItem *to_folder;
4137
4138         if (!summaryview->folder_item ||
4139             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4140
4141         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4142                                          FOLDER_SEL_MOVE, NULL);
4143         summary_move_selected_to(summaryview, to_folder);
4144 }
4145
4146 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4147                                 FolderItem *to_folder)
4148 {
4149         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4150         MsgInfo *msginfo;
4151
4152         g_return_if_fail(to_folder != NULL);
4153
4154         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4155         g_return_if_fail(msginfo);
4156         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4157         if (MSG_IS_DELETED(msginfo->flags))
4158                 summaryview->deleted--;
4159         if (MSG_IS_MOVE(msginfo->flags)) {
4160                 summaryview->moved--;
4161         }
4162
4163         if (!MSG_IS_COPY(msginfo->flags)) {
4164                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED,
4165                         MSG_MOVE | MSG_MOVE_DONE);
4166                 summaryview->copied++;
4167         } else {
4168                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
4169         }
4170         if (!prefs_common.immediate_exec) {
4171                 summary_set_row_marks(summaryview, row);
4172         }
4173
4174         debug_print("Message %d is set to copy to %s\n",
4175                     msginfo->msgnum, to_folder->path);
4176 }
4177
4178 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4179 {
4180         GList *cur;
4181         gboolean froze = FALSE;
4182
4183         if (!to_folder) return;
4184         if (!summaryview->folder_item) return;
4185
4186         if (summary_is_locked(summaryview)) return;
4187
4188         if (summaryview->folder_item == to_folder) {
4189                 alertpanel_error
4190                         (_("Destination to copy is same as current folder."));
4191                 return;
4192         }
4193
4194         START_LONG_OPERATION(summaryview, FALSE);
4195
4196         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4197              cur != NULL && cur->data != NULL; cur = cur->next)
4198                 summary_copy_row_to
4199                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4200
4201         END_LONG_OPERATION(summaryview);
4202
4203         if (prefs_common.immediate_exec)
4204                 summary_execute(summaryview);
4205         else {
4206                 summary_status_show(summaryview);
4207         }
4208 }
4209
4210 void summary_copy_to(SummaryView *summaryview)
4211 {
4212         FolderItem *to_folder;
4213
4214         if (!summaryview->folder_item) return;
4215
4216         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4217                                          FOLDER_SEL_COPY, NULL);
4218         summary_copy_selected_to(summaryview, to_folder);
4219 }
4220
4221 void summary_add_address(SummaryView *summaryview)
4222 {
4223         MsgInfo *msginfo;
4224         gchar *from;
4225
4226         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4227                                               summaryview->selected);
4228         if (!msginfo) return;
4229
4230         Xstrdup_a(from, msginfo->from, return);
4231         eliminate_address_comment(from);
4232         extract_address(from);
4233         addressbook_add_contact(msginfo->fromname, from, NULL);
4234 }
4235
4236 void summary_select_all(SummaryView *summaryview)
4237 {
4238         if (!summaryview->folder_item) return;
4239
4240         summary_lock(summaryview);
4241         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
4242         summary_unlock(summaryview);
4243         summary_status_show(summaryview);
4244 }
4245
4246 void summary_unselect_all(SummaryView *summaryview)
4247 {
4248         summary_lock(summaryview);
4249         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
4250         summary_unlock(summaryview);
4251         summary_status_show(summaryview);
4252 }
4253
4254 void summary_select_thread(SummaryView *summaryview, gboolean delete_thread)
4255 {
4256         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4257         GtkCTreeNode *node = NULL;
4258         gboolean froze = FALSE;
4259         GList *cur = NULL;
4260         GList *copy = NULL;
4261         if (!GTK_CLIST(summaryview->ctree)->selection)
4262                 return;
4263
4264
4265         START_LONG_OPERATION(summaryview, FALSE);
4266         copy = g_list_copy(GTK_CLIST(summaryview->ctree)->selection);
4267         for (cur = copy; cur != NULL && cur->data != NULL;
4268              cur = cur->next) {
4269                 node = GTK_CTREE_NODE(cur->data);
4270                 if (!node)
4271                         continue;
4272                 while (GTK_CTREE_ROW(node)->parent != NULL)
4273                         node = GTK_CTREE_ROW(node)->parent;
4274
4275                 gtk_ctree_select_recursive(ctree, node);
4276         }
4277         g_list_free(copy);
4278         END_LONG_OPERATION(summaryview);
4279
4280         if (delete_thread) {
4281                 if (FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS)
4282                         summary_delete(summaryview);
4283                 else
4284                         summary_delete_trash(summaryview);
4285         }
4286         summary_status_show(summaryview);
4287 }
4288
4289 void summary_save_as(SummaryView *summaryview)
4290 {
4291         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4292         MsgInfo *msginfo;
4293         gchar *filename = NULL;
4294         gchar *src, *dest;
4295         gchar *tmp;
4296
4297         AlertValue aval = 0;
4298
4299         if (!summaryview->selected) return;
4300         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
4301         if (!msginfo) return;
4302
4303         if (msginfo->subject) {
4304                 Xstrdup_a(filename, msginfo->subject, return);
4305                 subst_for_filename(filename);
4306         }
4307         if (filename && !g_utf8_validate(filename, -1, NULL)) {
4308                 gchar *oldstr = filename;
4309                 filename = conv_codeset_strdup(filename,
4310                                                conv_get_locale_charset_str(),
4311                                                CS_UTF_8);
4312                 if (!filename) {
4313                         g_warning("summary_save_as(): failed to convert character set.");
4314                         filename = g_strdup(oldstr);
4315                 }
4316                 dest = filesel_select_file_save(_("Save as"), filename);
4317                 g_free(filename);
4318         } else
4319                 dest = filesel_select_file_save(_("Save as"), filename);
4320         filename = NULL;
4321         if (!dest) return;
4322         if (is_file_exist(dest)) {
4323                 aval = alertpanel(_("Append or Overwrite"),
4324                                   _("Append or overwrite existing file?"),
4325                                   _("_Append"), _("_Overwrite"),
4326                                   GTK_STOCK_CANCEL);
4327                 if (aval != 0 && aval != 1)
4328                         return;
4329         }
4330
4331         src = procmsg_get_message_file(msginfo);
4332         tmp = g_path_get_basename(dest);
4333
4334         if ( aval==0 ) { /* append */
4335                 if (append_file(src, dest, TRUE) < 0)
4336                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4337         } else { /* overwrite */
4338                 if (copy_file(src, dest, TRUE) < 0)
4339                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4340         }
4341         g_free(src);
4342
4343         /*
4344          * If two or more msgs are selected,
4345          * append them to the output file.
4346          */
4347         if (GTK_CLIST(ctree)->selection->next) {
4348                 GList *item;
4349                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
4350                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
4351                         if (!msginfo) break;
4352                         src = procmsg_get_message_file(msginfo);
4353                         if (append_file(src, dest, TRUE) < 0)
4354                                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4355                 }
4356                 g_free(src);
4357         }
4358         g_free(dest);
4359         g_free(tmp);
4360 }
4361
4362 void summary_print(SummaryView *summaryview)
4363 {
4364         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4365 #ifndef USE_GNOMEPRINT
4366         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4367         MsgInfo *msginfo;
4368         gchar *cmdline = NULL;
4369         gchar *p;
4370 #endif
4371         GList *cur;
4372
4373         if (clist->selection == NULL) return;
4374 #ifndef USE_GNOMEPRINT
4375         cmdline = input_dialog(_("Print"),
4376                                _("Enter the print command line:\n"
4377                                  "('%s' will be replaced with file name)"),
4378                                prefs_common.print_cmd);
4379         if (!cmdline) return;
4380         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
4381             strchr(p + 2, '%')) {
4382                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
4383                                  cmdline);
4384                 g_free(cmdline);
4385                 return;
4386         }
4387         for (cur = clist->selection;
4388              cur != NULL && cur->data != NULL;
4389              cur = cur->next) {
4390                 msginfo = gtk_ctree_node_get_row_data
4391                         (ctree, GTK_CTREE_NODE(cur->data));
4392                 if (msginfo)
4393                         procmsg_print_message(msginfo, cmdline);
4394         }
4395
4396         g_free(cmdline);
4397 #else
4398         for (cur = clist->selection;
4399              cur != NULL && cur->data != NULL;
4400              cur = cur->next) {
4401                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4402                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4403                                         GTK_CTREE(summaryview->ctree),
4404                                         node);
4405                 gint sel_start = -1, sel_end = -1, partnum = 0;
4406
4407                 if (node == summaryview->displayed) {
4408                         partnum = mimeview_get_selected_part_num(summaryview->messageview->mimeview);
4409                         textview_get_selection_offsets(summaryview->messageview->mimeview->textview,
4410                                 &sel_start, &sel_end);
4411                 }
4412                 messageview_print(msginfo, summaryview->messageview->all_headers,
4413                         sel_start, sel_end, partnum);
4414         }
4415 #endif
4416 }
4417
4418 gboolean summary_execute(SummaryView *summaryview)
4419 {
4420         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4421         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4422         GtkCTreeNode *node, *next;
4423         GtkCTreeNode *new_selected = NULL;
4424         gint move_val = -1;
4425
4426         if (!summaryview->folder_item) return FALSE;
4427
4428         if (summary_is_locked(summaryview)) return FALSE;
4429         summary_lock(summaryview);
4430
4431         summary_freeze(summaryview);
4432
4433         main_window_cursor_wait(summaryview->mainwin);
4434
4435         if (summaryview->threaded)
4436                 summary_unthread_for_exec(summaryview);
4437
4438         folder_item_update_freeze();
4439         move_val = summary_execute_move(summaryview);
4440         summary_execute_copy(summaryview);
4441         summary_execute_delete(summaryview);
4442
4443         node = GTK_CTREE_NODE(clist->row_list);
4444         for (; node != NULL; node = next) {
4445                 next = gtkut_ctree_node_next(ctree, node);
4446                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4447
4448                 if (node == summaryview->displayed) {
4449                         messageview_clear(summaryview->messageview);
4450                         summaryview->displayed = NULL;
4451                 }
4452                 if (GTK_CTREE_ROW(node)->children != NULL) {
4453                         next = NULL;
4454                         if (GTK_CTREE_ROW(node)->sibling) {
4455                                 next = GTK_CTREE_ROW(node)->sibling;
4456                         } else {
4457                                 GtkCTreeNode *parent = NULL;
4458                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4459                                      parent = GTK_CTREE_ROW(parent)->parent) {
4460                                         if (GTK_CTREE_ROW(parent)->sibling) {
4461                                                 next = GTK_CTREE_ROW(parent)->sibling;
4462                                         }
4463                                 }
4464                         }
4465                 }
4466
4467                 if (!new_selected &&
4468                     gtkut_ctree_node_is_selected(ctree, node)) {
4469                         summary_unselect_all(summaryview);
4470                         new_selected = summary_find_next_msg(summaryview, node);
4471                         if (!new_selected)
4472                                 new_selected = summary_find_prev_msg
4473                                         (summaryview, node);
4474                 }
4475
4476                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4477         }
4478
4479         folder_item_update_thaw();
4480
4481         if (new_selected) {
4482                 summary_unlock(summaryview);
4483                 gtk_sctree_select
4484                         (GTK_SCTREE(ctree), new_selected);
4485                 summary_lock(summaryview);
4486         }
4487
4488         if (summaryview->threaded) {
4489                 summary_thread_build(summaryview);
4490                 summary_thread_init(summaryview);
4491         }
4492
4493         summary_thaw(summaryview);
4494
4495         summaryview->selected = clist->selection ?
4496                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4497
4498         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4499                 menu_set_insensitive_all
4500                         (GTK_MENU_SHELL(summaryview->popupmenu));
4501                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4502         } else
4503                 gtk_widget_grab_focus(summaryview->ctree);
4504
4505         summary_update_status(summaryview);
4506         summary_status_show(summaryview);
4507
4508         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4509
4510         summary_unlock(summaryview);
4511
4512         main_window_cursor_normal(summaryview->mainwin);
4513
4514         if (move_val < 0)
4515                 summary_show(summaryview, summaryview->folder_item);
4516         return TRUE;
4517 }
4518
4519 static gint summary_execute_move(SummaryView *summaryview)
4520 {
4521         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4522         GSList *cur;
4523         gint val = -1;
4524         /* search moving messages and execute */
4525         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4526                                 summaryview);
4527
4528         if (summaryview->mlist) {
4529                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4530                         summaryview->msginfo_update_callback_id);
4531                 val = procmsg_move_messages(summaryview->mlist);
4532                 summaryview->msginfo_update_callback_id =
4533                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4534                         summary_update_msg, (gpointer) summaryview);
4535
4536                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4537                         procmsg_msginfo_free((MsgInfo *)cur->data);
4538                 g_slist_free(summaryview->mlist);
4539                 summaryview->mlist = NULL;
4540                 return val;
4541         }
4542         return 0;
4543 }
4544
4545 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4546                                       gpointer data)
4547 {
4548         SummaryView *summaryview = data;
4549         MsgInfo *msginfo;
4550
4551         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4552
4553         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4554                 summaryview->mlist =
4555                         g_slist_prepend(summaryview->mlist, msginfo);
4556                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4557
4558                 if (msginfo->msgid && *msginfo->msgid &&
4559                     node == g_hash_table_lookup(summaryview->msgid_table,
4560                                                 msginfo->msgid))
4561                         g_hash_table_remove(summaryview->msgid_table,
4562                                             msginfo->msgid);
4563                 if (prefs_common.thread_by_subject &&
4564                     msginfo->subject && *msginfo->subject &&
4565                     node == subject_table_lookup(summaryview->subject_table,
4566                                                  msginfo->subject)) {
4567                         subject_table_remove(summaryview->subject_table,
4568                                              msginfo->subject);
4569                 }
4570         }
4571 }
4572
4573 static void summary_execute_copy(SummaryView *summaryview)
4574 {
4575         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4576
4577         /* search copying messages and execute */
4578         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4579                 summaryview->msginfo_update_callback_id);
4580         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4581                                 summaryview);
4582
4583         if (summaryview->mlist) {
4584                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4585                 procmsg_copy_messages(summaryview->mlist);
4586
4587                 g_slist_free(summaryview->mlist);
4588                 summaryview->mlist = NULL;
4589         }
4590         summaryview->msginfo_update_callback_id =
4591                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4592                         summary_update_msg, (gpointer) summaryview);
4593 }
4594
4595 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4596                                       gpointer data)
4597 {
4598         SummaryView *summaryview = data;
4599         MsgInfo *msginfo;
4600
4601         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4602
4603         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4604                 summaryview->mlist =
4605                         g_slist_prepend(summaryview->mlist, msginfo);
4606
4607                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4608                 summary_set_row_marks(summaryview, node);
4609         }
4610 }
4611
4612 static void summary_execute_delete(SummaryView *summaryview)
4613 {
4614         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4615         GSList *cur;
4616
4617         /* search deleting messages and execute */
4618         gtk_ctree_pre_recursive
4619                 (ctree, NULL, summary_execute_delete_func, summaryview);
4620
4621         if (!summaryview->mlist) return;
4622
4623         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4624                 summaryview->msginfo_update_callback_id);
4625
4626         folder_item_remove_msgs(summaryview->folder_item,
4627                                 summaryview->mlist);
4628
4629         summaryview->msginfo_update_callback_id =
4630                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4631                         summary_update_msg, (gpointer) summaryview);
4632         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4633                 procmsg_msginfo_free((MsgInfo *)cur->data);
4634
4635         g_slist_free(summaryview->mlist);
4636         summaryview->mlist = NULL;
4637 }
4638
4639 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4640                                         gpointer data)
4641 {
4642         SummaryView *summaryview = data;
4643         MsgInfo *msginfo;
4644
4645         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4646
4647         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4648                 summaryview->mlist =
4649                         g_slist_prepend(summaryview->mlist, msginfo);
4650                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4651
4652                 if (msginfo->msgid && *msginfo->msgid &&
4653                     node == g_hash_table_lookup(summaryview->msgid_table,
4654                                                 msginfo->msgid)) {
4655                         g_hash_table_remove(summaryview->msgid_table,
4656                                             msginfo->msgid);
4657                 }
4658                 if (prefs_common.thread_by_subject &&
4659                     msginfo->subject && *msginfo->subject &&
4660                     node == subject_table_lookup(summaryview->subject_table,
4661                                                  msginfo->subject)) {
4662                         subject_table_remove(summaryview->subject_table,
4663                                              msginfo->subject);
4664                 }
4665         }
4666 }
4667
4668 /* thread functions */
4669
4670 void summary_thread_build(SummaryView *summaryview)
4671 {
4672         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4673         GtkCTreeNode *node;
4674         GtkCTreeNode *next;
4675         GtkCTreeNode *parent;
4676         MsgInfo *msginfo;
4677         GSList *reflist;
4678
4679         summary_lock(summaryview);
4680
4681         debug_print("Building threads...");
4682         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4683         main_window_cursor_wait(summaryview->mainwin);
4684
4685         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4686                                        G_CALLBACK(summary_tree_expanded), summaryview);
4687         summary_freeze(summaryview);
4688
4689         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4690         while (node) {
4691                 next = GTK_CTREE_ROW(node)->sibling;
4692
4693                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4694
4695                 parent = NULL;
4696
4697                 if (msginfo && msginfo->inreplyto) {
4698                         parent = g_hash_table_lookup(summaryview->msgid_table,
4699                                                      msginfo->inreplyto);
4700
4701                         if (!parent && msginfo->references) {
4702                                 for (reflist = msginfo->references;
4703                                      reflist != NULL; reflist = reflist->next)
4704                                         if ((parent = g_hash_table_lookup
4705                                                 (summaryview->msgid_table,
4706                                                  reflist->data)))
4707                                                 break;
4708                         }
4709                 }
4710
4711                 if (prefs_common.thread_by_subject && parent == NULL) {
4712                         parent = subject_table_lookup
4713                                 (summaryview->subject_table,
4714                                  msginfo->subject);
4715                 }
4716
4717                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4718                         gtk_ctree_move(ctree, node, parent, NULL);
4719                 }
4720
4721                 node = next;
4722         }
4723
4724         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4725
4726         summary_thaw(summaryview);
4727         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4728                                          G_CALLBACK(summary_tree_expanded), summaryview);
4729
4730         debug_print("done.\n");
4731         STATUSBAR_POP(summaryview->mainwin);
4732         main_window_cursor_normal(summaryview->mainwin);
4733
4734         summaryview->threaded = TRUE;
4735
4736         summary_unlock(summaryview);
4737 }
4738
4739 static void summary_thread_init(SummaryView *summaryview)
4740 {
4741         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4742         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4743         GtkCTreeNode *next;
4744         START_TIMING("");
4745         if (!summaryview->thread_collapsed) {
4746                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4747                                        G_CALLBACK(summary_tree_expanded), summaryview);
4748                 while (node) {
4749                         next = GTK_CTREE_ROW(node)->sibling;
4750                         if (GTK_CTREE_ROW(node)->children)
4751                                 gtk_ctree_expand_recursive(ctree, node);
4752                         node = next;
4753                 }
4754                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4755                                        G_CALLBACK(summary_tree_expanded), summaryview);
4756         }
4757         END_TIMING();
4758 }
4759
4760 static void summary_unthread_for_exec(SummaryView *summaryview)
4761 {
4762         GtkCTreeNode *node;
4763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4764         gboolean froze = FALSE;
4765
4766         debug_print("Unthreading for execution...");
4767
4768         START_LONG_OPERATION(summaryview, TRUE);
4769         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4770              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4771                 summary_unthread_for_exec_func(ctree, node, summaryview);
4772         }
4773
4774         END_LONG_OPERATION(summaryview);
4775
4776         debug_print("done.\n");
4777 }
4778
4779 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4780                                            gpointer data)
4781 {
4782         MsgInfo *msginfo;
4783         GtkCTreeNode *top_parent;
4784         GtkCTreeNode *child;
4785         GtkCTreeNode *sibling;
4786         SummaryView * summaryview = (SummaryView *)data;
4787         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4788
4789         if (!msginfo ||
4790             (!MSG_IS_MOVE(msginfo->flags) &&
4791              !MSG_IS_DELETED(msginfo->flags)))
4792                 return;
4793         child = GTK_CTREE_ROW(node)->children;
4794         if (!child) return;
4795
4796         if (node == summaryview->selected)
4797                 summaryview->selected = NULL;
4798         if (node == summaryview->displayed)
4799                 summaryview->displayed = NULL;
4800
4801         for (top_parent = node;
4802              GTK_CTREE_ROW(top_parent)->parent != NULL;
4803              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4804                 ;
4805         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4806
4807         GTK_SCTREE(ctree)->sorting = TRUE;
4808         while (child != NULL) {
4809                 GtkCTreeNode *next_child;
4810                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4811
4812                 next_child = GTK_CTREE_ROW(child)->sibling;
4813
4814                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4815                         gtk_ctree_move(ctree, child,
4816                                 NULL,
4817                                 sibling);
4818                 } else {
4819                         if (child == summaryview->displayed) {
4820                                 messageview_clear(summaryview->messageview);
4821                                 summaryview->displayed = NULL;
4822                         }
4823                         if (child == summaryview->selected) {
4824                                 messageview_clear(summaryview->messageview);
4825                                 summaryview->selected = NULL;
4826                         }
4827                 }
4828                 child = next_child;
4829         }
4830         GTK_SCTREE(ctree)->sorting = FALSE;
4831 }
4832
4833 void summary_expand_threads(SummaryView *summaryview)
4834 {
4835         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4836         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4837
4838         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4839                                        G_CALLBACK(summary_tree_expanded), summaryview);
4840         summary_freeze(summaryview);
4841
4842         while (node) {
4843                 if (GTK_CTREE_ROW(node)->children) {
4844                         gtk_ctree_expand(ctree, node);
4845                         summary_set_row_marks(summaryview, node);
4846                 }
4847                 node = GTK_CTREE_NODE_NEXT(node);
4848         }
4849
4850         summary_thaw(summaryview);
4851         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4852                                          G_CALLBACK(summary_tree_expanded), summaryview);
4853
4854         summaryview->thread_collapsed = FALSE;
4855
4856         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4857 }
4858
4859 void summary_collapse_threads(SummaryView *summaryview)
4860 {
4861         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4862         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4863
4864         summary_freeze(summaryview);
4865
4866         while (node) {
4867                 if (GTK_CTREE_ROW(node)->children)
4868                         gtk_ctree_collapse(ctree, node);
4869                 node = GTK_CTREE_ROW(node)->sibling;
4870         }
4871
4872         summary_thaw(summaryview);
4873
4874         summaryview->thread_collapsed = TRUE;
4875
4876         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4877 }
4878
4879 static void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4880 {
4881         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4882 }
4883
4884 static gboolean summary_filter_get_mode(void)
4885 /* ask what to do w/ them: skip them, apply them regardless to the account,
4886    use the current account */
4887 {
4888         /* TODO: eventually also propose to use the current folder's default account,
4889            if it is set */
4890         /* TODO: eventually allow to select the account to use from a optmenu */
4891
4892         GtkWidget *vbox;
4893         GtkWidget *account_rules_skip;
4894         GtkWidget *account_rules_force;
4895         GtkWidget *account_rules_user_current;
4896         AlertValue val;
4897
4898         vbox = gtk_vbox_new (FALSE, 0);
4899
4900         account_rules_skip = gtk_radio_button_new_with_label
4901                                                         (NULL, _("Skip these rules"));
4902         account_rules_force = gtk_radio_button_new_with_label_from_widget
4903                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4904                                                         _("Apply these rules regardless of the account they belong to"));
4905         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4906                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4907                                                         _("Apply these rules if they apply to the current account"));
4908         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4909         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4910         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4911         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4912                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4913                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4914         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4915                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4916                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4917         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4918                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4919                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4920         switch (prefs_common.apply_per_account_filtering_rules) {
4921         case FILTERING_ACCOUNT_RULES_SKIP:
4922                 gtk_toggle_button_set_active(
4923                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4924                 break;
4925         case FILTERING_ACCOUNT_RULES_FORCE:
4926                 gtk_toggle_button_set_active(
4927                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4928                 break;
4929         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4930                 gtk_toggle_button_set_active(
4931                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4932                 break;
4933         }
4934
4935         val = alertpanel_with_widget(
4936                         _("Filtering"),
4937                         _("There are some filtering rules that belong to an account.\n"
4938                           "Please choose what to do with these rules:"),
4939                         GTK_STOCK_CANCEL, _("_Filter"), NULL, TRUE, G_ALERTALTERNATE, vbox);
4940
4941         if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE) {
4942                 return FALSE;
4943         } else if (val & G_ALERTDISABLE)
4944                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4945
4946         return TRUE;
4947 }
4948
4949 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4950 {
4951         GSList *mlist = NULL, *cur_list;
4952         summary_lock(summaryview);
4953
4954         /* are there any per-account filtering rules? */
4955         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4956                 filtering_peek_per_account_rules(filtering_rules)) {
4957
4958                 if (summary_filter_get_mode() == FALSE) {
4959                         summary_unlock(summaryview);
4960                         return;
4961                 }
4962         }
4963
4964         folder_item_update_freeze();
4965
4966         debug_print("filtering...");
4967         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4968         main_window_cursor_wait(summaryview->mainwin);
4969
4970         summary_freeze(summaryview);
4971
4972         if (selected_only) {
4973                 GList *cur;
4974
4975                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4976                      cur != NULL && cur->data != NULL; cur = cur->next) {
4977                         mlist = g_slist_prepend(mlist,
4978                                  procmsg_msginfo_new_ref(
4979                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4980                 }
4981                 mlist = g_slist_reverse(mlist);
4982         } else {
4983                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4984         }
4985         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4986                 summary_filter_func((MsgInfo *)cur_list->data);
4987         }
4988         filtering_move_and_copy_msgs(mlist);
4989         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4990                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4991         }
4992         g_slist_free(mlist);
4993
4994         summary_thaw(summaryview);
4995
4996         folder_item_update_thaw();
4997         debug_print("done.\n");
4998         STATUSBAR_POP(summaryview->mainwin);
4999         main_window_cursor_normal(summaryview->mainwin);
5000
5001         summary_unlock(summaryview);
5002
5003         /*
5004          * CLAWS: summary_show() only valid after having a lock. ideally
5005          * we want the lock to be context aware...
5006          */
5007         summary_show(summaryview, summaryview->folder_item);
5008 }
5009
5010 static void summary_filter_func(MsgInfo *msginfo)
5011 {
5012         MailFilteringData mail_filtering_data;
5013
5014         mail_filtering_data.msginfo = msginfo;
5015         mail_filtering_data.msglist = NULL;
5016         mail_filtering_data.filtered = NULL;
5017         mail_filtering_data.unfiltered = NULL;
5018         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
5019                 return;
5020
5021         filter_message_by_msginfo(filtering_rules, msginfo, NULL,
5022                         FILTERING_MANUALLY, NULL);
5023 }
5024
5025 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
5026                                  PrefsFilterType type, gint processing_rule)
5027 {
5028         gchar *header = NULL;
5029         gchar *key = NULL;
5030
5031         procmsg_get_filter_keyword(msginfo, &header, &key, type);
5032
5033         if (processing_rule) {
5034                 if (item == NULL)
5035                         prefs_filtering_open(&pre_global_processing,
5036                                              _("Processing rules to apply before folder rules"),
5037                                              MANUAL_ANCHOR_PROCESSING,
5038                                              header, key, FALSE);
5039                 else
5040                         prefs_filtering_open(&item->prefs->processing,
5041                                              _("Processing configuration"),
5042                                              MANUAL_ANCHOR_PROCESSING,
5043                                              header, key, FALSE);
5044         }
5045         else {
5046                 prefs_filtering_open(&filtering_rules,
5047                                 _("Filtering configuration"),
5048                                 MANUAL_ANCHOR_FILTERING,
5049                                 header, key, TRUE);
5050         }
5051
5052         g_free(header);
5053         g_free(key);
5054 }
5055
5056 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
5057                          gint processing_rule)
5058 {
5059         MsgInfo *msginfo;
5060         FolderItem * item;
5061
5062         if (!summaryview->selected) return;
5063
5064         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5065                                               summaryview->selected);
5066         if (!msginfo) return;
5067
5068         item = summaryview->folder_item;
5069         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
5070 }
5071
5072 /* color label */
5073
5074 #define N_COLOR_LABELS colorlabel_get_color_count()
5075
5076 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
5077                                                      gpointer data)
5078 {
5079         guint color = GPOINTER_TO_UINT(data);
5080         SummaryView *summaryview;
5081
5082         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5083         g_return_if_fail(summaryview != NULL);
5084
5085         /* "dont_toggle" state set? */
5086         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
5087                                 "dont_toggle"))
5088                 return;
5089
5090         summary_set_colorlabel(summaryview, color, NULL);
5091 }
5092
5093 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
5094  * for the messsage; not the color index */
5095 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
5096                                   guint labelcolor)
5097 {
5098         GdkColor color;
5099         GtkStyle *style, *prev_style, *ctree_style;
5100         MsgInfo *msginfo;
5101         gint color_index;
5102
5103         msginfo = gtk_ctree_node_get_row_data(ctree, node);
5104         g_return_if_fail(msginfo);
5105
5106         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
5107         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
5108         prev_style = gtk_ctree_node_get_row_style(ctree, node);
5109
5110         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
5111                 if (!prev_style) return;
5112                 style = gtk_style_copy(prev_style);
5113                 color = ctree_style->fg[GTK_STATE_NORMAL];
5114                 style->fg[GTK_STATE_NORMAL] = color;
5115                 color = ctree_style->fg[GTK_STATE_SELECTED];
5116                 style->fg[GTK_STATE_SELECTED] = color;
5117         } else {
5118                 if (prev_style)
5119                         style = gtk_style_copy(prev_style);
5120                 else
5121                         style = gtk_style_copy(ctree_style);
5122                 color = colorlabel_get_color(color_index);
5123                 style->fg[GTK_STATE_NORMAL] = color;
5124                 /* get the average of label color and selected fg color
5125                    for visibility */
5126                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + 3*ctree_style->fg[GTK_STATE_SELECTED].red  ) / 4;
5127                 style->fg[GTK_STATE_SELECTED].green = (color.green + 3*ctree_style->fg[GTK_STATE_SELECTED].green) / 4;
5128                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + 3*ctree_style->fg[GTK_STATE_SELECTED].blue ) / 4;
5129         }
5130
5131         gtk_ctree_node_set_row_style(ctree, node, style);
5132         gtk_style_unref(style);
5133 }
5134
5135 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
5136 {
5137         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5138         MsgInfo *msginfo;
5139
5140         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5141         g_return_if_fail(msginfo);
5142
5143         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
5144                                         MSG_CLABEL_FLAG_MASK, 0);
5145         summary_set_row_marks(summaryview, row);
5146 }
5147
5148 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
5149                             GtkWidget *widget)
5150 {
5151         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5152         GList *cur;
5153         gboolean froze = FALSE;
5154
5155         START_LONG_OPERATION(summaryview, FALSE);
5156         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5157                 summary_set_row_colorlabel(summaryview,
5158                                            GTK_CTREE_NODE(cur->data), labelcolor);
5159         END_LONG_OPERATION(summaryview);
5160 }
5161
5162 static gboolean summary_set_row_tag(SummaryView *summaryview, GtkCTreeNode *row, gboolean refresh, gboolean set, gint id)
5163 {
5164         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5165         MsgInfo *msginfo;
5166         gchar *tags_str = NULL;
5167         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5168         g_return_val_if_fail(msginfo, FALSE);
5169
5170         procmsg_msginfo_update_tags(msginfo, set, id);
5171
5172
5173         if (summaryview->col_state[summaryview->col_pos[S_COL_TAGS]].visible) {
5174                 tags_str = procmsg_msginfo_get_tags_str(msginfo);
5175                 gtk_ctree_node_set_text(ctree, row,
5176                                 summaryview->col_pos[S_COL_TAGS],
5177                                 tags_str?tags_str:"-");
5178                 g_free(tags_str);
5179         }
5180
5181         summary_set_row_marks(summaryview, row);
5182         if (row == summaryview->displayed) {
5183                 return TRUE;
5184         }
5185         return FALSE;
5186 }
5187
5188 void summary_set_tag(SummaryView *summaryview, gint tag_id,
5189                             GtkWidget *widget)
5190 {
5191         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5192         GList *cur;
5193         gboolean set = tag_id > 0;
5194         gint real_id = set? tag_id:-tag_id;
5195         gboolean froze = FALSE;
5196         gboolean redisplay = FALSE;
5197         START_LONG_OPERATION(summaryview, FALSE);
5198         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
5199                 redisplay |= summary_set_row_tag(summaryview,
5200                                            GTK_CTREE_NODE(cur->data), FALSE, set, real_id);
5201         }
5202         END_LONG_OPERATION(summaryview);
5203         if (redisplay)
5204                 summary_redisplay_msg(summaryview);
5205 }
5206
5207 static void summary_tags_menu_item_activate_cb(GtkWidget *widget,
5208                                                      gpointer data)
5209 {
5210         gint id = GPOINTER_TO_INT(data);
5211         gboolean set = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
5212         SummaryView *summaryview;
5213
5214         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5215         g_return_if_fail(summaryview != NULL);
5216
5217         /* "dont_toggle" state set? */
5218         if (g_object_get_data(G_OBJECT(summaryview->tags_menu),
5219                                 "dont_toggle"))
5220                 return;
5221
5222         if (!set)
5223                 id = -id;
5224         summary_set_tag(summaryview, id, NULL);
5225 }
5226
5227 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5228                                                           gpointer data)
5229 {
5230         SummaryView *summaryview;
5231         GtkMenuShell *menu;
5232         GtkCheckMenuItem **items;
5233         gint n;
5234         GList *cur, *sel;
5235
5236         summaryview = (SummaryView *)data;
5237         g_return_if_fail(summaryview != NULL);
5238
5239         sel = GTK_CLIST(summaryview->ctree)->selection;
5240         if (!sel) return;
5241
5242         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5243
5244         g_return_if_fail(menu != NULL);
5245
5246         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
5247
5248         /* NOTE: don't return prematurely because we set the "dont_toggle"
5249          * state for check menu items */
5250         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5251                           GINT_TO_POINTER(1));
5252
5253         /* clear items. get item pointers. */
5254         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5255                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5256                         gtk_check_menu_item_set_active
5257                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5258                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
5259                         n++;
5260                 }
5261         }
5262
5263         if (n == (N_COLOR_LABELS + 1)) {
5264                 /* iterate all messages and set the state of the appropriate
5265                  * items */
5266                 for (; sel != NULL; sel = sel->next) {
5267                         MsgInfo *msginfo;
5268                         gint clabel;
5269
5270                         msginfo = gtk_ctree_node_get_row_data
5271                                 (GTK_CTREE(summaryview->ctree),
5272                                  GTK_CTREE_NODE(sel->data));
5273                         if (msginfo) {
5274                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
5275                                 if (!items[clabel]->active)
5276                                         gtk_check_menu_item_set_active
5277                                                 (items[clabel], TRUE);
5278                         }
5279                 }
5280         } else
5281                 g_warning("invalid number of color elements (%d)\n", n);
5282
5283         /* reset "dont_toggle" state */
5284         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5285                           GINT_TO_POINTER(0));
5286 }
5287
5288 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
5289 {
5290         GtkWidget *label_menuitem;
5291         GtkWidget *menu;
5292         GtkWidget *item;
5293         gint i;
5294
5295         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5296                                                    "/Color label");
5297         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5298                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
5299                            summaryview);
5300         gtk_widget_show(label_menuitem);
5301
5302         menu = gtk_menu_new();
5303
5304         /* create sub items. for the menu item activation callback we pass the
5305          * index of label_colors[] as data parameter. for the None color we
5306          * pass an invalid (high) value. also we attach a data pointer so we
5307          * can always get back the SummaryView pointer. */
5308
5309         item = gtk_check_menu_item_new_with_label(_("None"));
5310         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5311         g_signal_connect(G_OBJECT(item), "activate",
5312                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5313                            GUINT_TO_POINTER(0));
5314         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
5315         gtk_widget_show(item);
5316
5317         gtk_widget_add_accelerator(item, "activate",
5318                                    summaryview->popupfactory->accel_group,
5319                                    GDK_0, GDK_CONTROL_MASK,
5320                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
5321
5322         item = gtk_menu_item_new();
5323         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5324         gtk_widget_show(item);
5325
5326         /* create pixmap/label menu items */
5327         for (i = 0; i < N_COLOR_LABELS; i++) {
5328                 item = colorlabel_create_check_color_menu_item(
5329                         i, refresh, SUMMARY_COLORMENU);
5330                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5331                 g_signal_connect(G_OBJECT(item), "activate",
5332                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5333                                  GUINT_TO_POINTER(i + 1));
5334                 g_object_set_data(G_OBJECT(item), "summaryview",
5335                                   summaryview);
5336                 gtk_widget_show(item);
5337         }
5338
5339         gtk_widget_show(menu);
5340         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5341         summaryview->colorlabel_menu = menu;
5342 }
5343
5344 static void summary_tags_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5345                                                           gpointer data)
5346 {
5347         GtkMenuShell *menu;
5348         GList *cur;
5349         GList *sel;
5350         GHashTable *menu_table = g_hash_table_new_full(
5351                                         g_direct_hash,
5352                                         g_direct_equal,
5353                                         NULL, NULL);
5354         SummaryView *summaryview = (SummaryView *)data;
5355         g_return_if_fail(summaryview != NULL);
5356
5357         sel = GTK_CLIST(summaryview->ctree)->selection;
5358         if (!sel) return;
5359
5360         menu = GTK_MENU_SHELL(summaryview->tags_menu);
5361         g_return_if_fail(menu != NULL);
5362
5363         /* NOTE: don't return prematurely because we set the "dont_toggle"
5364          * state for check menu items */
5365         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5366                           GINT_TO_POINTER(1));
5367
5368         /* clear items. get item pointers. */
5369         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5370                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5371                         gint id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cur->data),
5372                                 "tag_id"));
5373                         gtk_check_menu_item_set_active
5374                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5375
5376                         g_hash_table_insert(menu_table, GINT_TO_POINTER(id), GTK_CHECK_MENU_ITEM(cur->data));
5377                 }
5378         }
5379
5380         /* iterate all messages and set the state of the appropriate
5381          * items */
5382         for (; sel != NULL; sel = sel->next) {
5383                 MsgInfo *msginfo;
5384                 GSList *tags = NULL;
5385                 gint id;
5386                 GtkCheckMenuItem *item;
5387                 msginfo = gtk_ctree_node_get_row_data
5388                         (GTK_CTREE(summaryview->ctree),
5389                          GTK_CTREE_NODE(sel->data));
5390                 if (msginfo) {
5391                         tags =  msginfo->tags;
5392                         if (!tags)
5393                                 continue;
5394
5395                         for (; tags; tags = tags->next) {
5396                                 id = GPOINTER_TO_INT(tags->data);
5397                                 item = g_hash_table_lookup(menu_table, GINT_TO_POINTER(tags->data));
5398                                 if (item && !item->active)
5399                                         gtk_check_menu_item_set_active
5400                                                 (item, TRUE);
5401                         }
5402                 }
5403         }
5404
5405         g_hash_table_destroy(menu_table);
5406         /* reset "dont_toggle" state */
5407         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5408                           GINT_TO_POINTER(0));
5409
5410 }
5411
5412 static void summary_tags_menu_item_new_tag_activate_cb(GtkWidget *widget,
5413                                                      gpointer data)
5414 {
5415         SummaryView *summaryview;
5416         gint id;
5417
5418         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
5419         g_return_if_fail(summaryview != NULL);
5420
5421         /* "dont_toggle" state set? */
5422         if (g_object_get_data(G_OBJECT(summaryview->tags_menu),
5423                                 "dont_toggle"))
5424                 return;
5425
5426         id = prefs_tags_create_new(summaryview->mainwin);
5427         if (id != -1) {
5428                 summary_set_tag(summaryview, id, NULL);
5429                 main_window_reflect_tags_changes(mainwindow_get_mainwindow());
5430         }
5431 }
5432
5433 static void summary_tags_menu_create(SummaryView *summaryview, gboolean refresh)
5434 {
5435         GtkWidget *label_menuitem;
5436         GtkWidget *menu;
5437         GtkWidget *item;
5438         GSList *cur = tags_get_list();
5439         GSList *orig = cur;
5440         gboolean existing_tags = FALSE;
5441
5442         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5443                                                    "/Tags");
5444         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5445                          G_CALLBACK(summary_tags_menu_item_activate_item_cb),
5446                            summaryview);
5447
5448         gtk_widget_show(label_menuitem);
5449
5450         menu = gtk_menu_new();
5451
5452         /* create tags menu items */
5453         for (; cur; cur = cur->next) {
5454                 gint id = GPOINTER_TO_INT(cur->data);
5455                 const gchar *tag = tags_get_tag(id);
5456
5457                 item = gtk_check_menu_item_new_with_label(tag);
5458                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5459                 g_signal_connect(G_OBJECT(item), "activate",
5460                                  G_CALLBACK(summary_tags_menu_item_activate_cb),
5461                                  GINT_TO_POINTER(id));
5462                 g_object_set_data(G_OBJECT(item), "summaryview",
5463                                   summaryview);
5464                 g_object_set_data(G_OBJECT(item), "tag_id",
5465                                   GINT_TO_POINTER(id));
5466                 gtk_widget_show(item);
5467                 existing_tags = TRUE;
5468         }
5469         if (existing_tags) {
5470                 /* separator */
5471                 item = gtk_menu_item_new();
5472                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5473                 gtk_widget_show(item);
5474         }
5475         item = gtk_menu_item_new_with_label(_("New tag..."));
5476         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5477         g_signal_connect(G_OBJECT(item), "activate",
5478                          G_CALLBACK(summary_tags_menu_item_new_tag_activate_cb),
5479                          NULL);
5480         g_object_set_data(G_OBJECT(item), "summaryview",
5481                           summaryview);
5482         gtk_widget_show(item);
5483         g_slist_free(orig);
5484         gtk_widget_show(menu);
5485         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5486         summaryview->tags_menu = menu;
5487 }
5488
5489 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
5490 {
5491         SummaryView *summaryview = (SummaryView *)data;
5492         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5493
5494         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5495                        NULL, NULL, 0, gtk_get_current_event_time());
5496         return TRUE;
5497 }
5498
5499 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
5500 {
5501         GtkWidget *ctree;
5502         gint *col_pos = summaryview->col_pos;
5503         SummaryColumnState *col_state;
5504         gchar *titles[N_SUMMARY_COLS];
5505         SummaryColumnType type;
5506         gint pos;
5507
5508         memset(titles, 0, sizeof(titles));
5509
5510         col_state = prefs_summary_column_get_config();
5511         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5512                 summaryview->col_state[pos] = col_state[pos];
5513                 type = col_state[pos].type;
5514                 col_pos[type] = pos;
5515                 titles[pos] = "dummy";
5516         }
5517         col_state = summaryview->col_state;
5518
5519         ctree = gtk_sctree_new_with_titles
5520                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
5521
5522         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
5523         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5524                                            GTK_JUSTIFY_CENTER);
5525         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5526                                            GTK_JUSTIFY_CENTER);
5527         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5528                                            GTK_JUSTIFY_CENTER);
5529         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5530                                            GTK_JUSTIFY_CENTER);
5531         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5532                                            GTK_JUSTIFY_RIGHT);
5533         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5534                                            GTK_JUSTIFY_RIGHT);
5535         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5536                                            GTK_JUSTIFY_RIGHT);
5537         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5538                                    SUMMARY_COL_MARK_WIDTH);
5539         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5540                                    SUMMARY_COL_STATUS_WIDTH);
5541         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5542                                    SUMMARY_COL_LOCKED_WIDTH);
5543         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5544                                    SUMMARY_COL_MIME_WIDTH);
5545         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
5546                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
5547         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
5548                                    prefs_common.summary_col_size[S_COL_FROM]);
5549         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
5550                                    prefs_common.summary_col_size[S_COL_TO]);
5551         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
5552                                    prefs_common.summary_col_size[S_COL_DATE]);
5553         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5554                                    prefs_common.summary_col_size[S_COL_SIZE]);
5555         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5556                                    prefs_common.summary_col_size[S_COL_NUMBER]);
5557         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5558                                    prefs_common.summary_col_size[S_COL_SCORE]);
5559         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TAGS],
5560                                    prefs_common.summary_col_size[S_COL_TAGS]);
5561
5562         if (prefs_common.enable_dotted_lines) {
5563                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
5564                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5565                                      GTK_CTREE_EXPANDER_SQUARE);
5566         } else {
5567                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
5568                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5569                                      GTK_CTREE_EXPANDER_TRIANGLE);
5570         }
5571
5572         gtk_sctree_set_stripes(GTK_SCTREE(ctree), prefs_common.use_stripes_in_summaries);
5573
5574         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
5575         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
5576
5577         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5578                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
5579                                        GTK_CAN_FOCUS);
5580                 gtk_clist_set_column_visibility
5581                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
5582         }
5583
5584         /* connect signal to the buttons for sorting */
5585 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
5586         g_signal_connect \
5587                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
5588                  "clicked", \
5589                  G_CALLBACK(func), \
5590                  summaryview)
5591
5592         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
5593         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
5594         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
5595         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
5596         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
5597         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
5598         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
5599         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
5600         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
5601         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
5602         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
5603         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TAGS,    summary_tags_clicked);
5604
5605 #undef CLIST_BUTTON_SIGNAL_CONNECT
5606
5607         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5608                          G_CALLBACK(summary_selected), summaryview);
5609         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5610                          G_CALLBACK(summary_unselected), summaryview);
5611         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5612                          G_CALLBACK(summary_button_pressed),
5613                          summaryview);
5614 #ifndef MAEMO
5615         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5616                          G_CALLBACK(summary_popup_menu), summaryview);
5617 #else
5618         gtk_widget_tap_and_hold_setup(GTK_WIDGET(ctree), NULL, NULL,
5619                         GTK_TAP_AND_HOLD_NONE | GTK_TAP_AND_HOLD_NO_INTERNALS);
5620         g_signal_connect(G_OBJECT(ctree), "tap-and-hold",
5621                          G_CALLBACK(summary_popup_menu), summaryview);
5622 #endif
5623         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5624                          G_CALLBACK(summary_button_released),
5625                          summaryview);
5626         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5627                          G_CALLBACK(summary_key_pressed), summaryview);
5628         g_signal_connect(G_OBJECT(ctree), "resize_column",
5629                          G_CALLBACK(summary_col_resized), summaryview);
5630         g_signal_connect(G_OBJECT(ctree), "open_row",
5631                          G_CALLBACK(summary_open_row), summaryview);
5632
5633         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5634                                G_CALLBACK(summary_tree_expanded),
5635                                summaryview);
5636         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5637                                G_CALLBACK(summary_tree_collapsed),
5638                                summaryview);
5639
5640         g_signal_connect(G_OBJECT(ctree), "start_drag",
5641                          G_CALLBACK(summary_start_drag),
5642                          summaryview);
5643         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5644                          G_CALLBACK(summary_drag_data_get),
5645                          summaryview);
5646         g_signal_connect(G_OBJECT(ctree), "drag_end",
5647                          G_CALLBACK(summary_drag_end),
5648                          summaryview);
5649
5650         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5651                           summary_drag_types, 2,
5652                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5653
5654         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5655                          G_CALLBACK(summary_drag_data_received),
5656                          summaryview);
5657
5658         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5659                          G_CALLBACK(summary_drag_motion_cb),
5660                          summaryview);
5661
5662         return ctree;
5663 }
5664
5665 void summary_set_column_order(SummaryView *summaryview)
5666 {
5667         GtkWidget *ctree;
5668         GtkWidget *scrolledwin = summaryview->scrolledwin;
5669         FolderItem *item;
5670         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5671         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5672
5673         item = summaryview->folder_item;
5674
5675         summary_clear_all(summaryview);
5676         gtk_widget_destroy(summaryview->ctree);
5677
5678         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5679         summary_set_fonts(summaryview);
5680         summary_set_column_titles(summaryview);
5681         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5682                                             GTK_CLIST(ctree)->hadjustment);
5683         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5684                                             GTK_CLIST(ctree)->vadjustment);
5685         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5686         gtk_widget_show(ctree);
5687
5688         summary_show(summaryview, item);
5689
5690         summary_select_by_msgnum(summaryview, selected_msgnum);
5691
5692         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5693         summaryview->last_displayed = summaryview->displayed;
5694         if (!summaryview->displayed)
5695                 messageview_clear(summaryview->messageview);
5696         else
5697                 summary_redisplay_msg(summaryview);
5698 }
5699
5700
5701 /* callback functions */
5702
5703 static gint summary_folder_eventbox_pressed(GtkWidget *eventbox, GdkEventButton *event,
5704                                             SummaryView *summaryview)
5705 {
5706         if (event) {
5707                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5708                 mainwindow_exit_folder(summaryview->mainwin);
5709         }
5710         return TRUE;
5711 }
5712
5713 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5714                                    SummaryView *summaryview)
5715 {
5716         if (event)
5717                 summary_toggle_view(summaryview);
5718         return TRUE;
5719 }
5720 #ifdef MAEMO
5721 static void summary_toggle_multiple_pressed(GtkWidget *widget,
5722                                    SummaryView *summaryview)
5723 {
5724         GTK_SCTREE(summaryview->ctree)->force_additive_sel =
5725                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
5726 }
5727 #endif
5728 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5729                                        SummaryView *summaryview)
5730 {
5731         if (!event) return FALSE;
5732
5733         if (event->button == 3) {
5734                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5735                 /* right clicked */
5736                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5737                                NULL, NULL, event->button, event->time);
5738         } else if (event->button == 2) {
5739                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5740         } else if (event->button == 1) {
5741                 if (!prefs_common.emulate_emacs &&
5742                     messageview_is_visible(summaryview->messageview))
5743                         summaryview->display_msg = TRUE;
5744         }
5745
5746         return FALSE;
5747 }
5748
5749 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5750                                         SummaryView *summaryview)
5751 {
5752         return FALSE;
5753 }
5754
5755 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5756 {
5757         return summary_key_pressed(summaryview->ctree, event, summaryview);
5758 }
5759
5760 #define BREAK_ON_MODIFIER_KEY() \
5761         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5762
5763 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5764                                     SummaryView *summaryview)
5765 {
5766         GtkCTree *ctree = GTK_CTREE(widget);
5767         GtkCTreeNode *node;
5768         MessageView *messageview;
5769         TextView *textview;
5770         GtkAdjustment *adj;
5771         gboolean mod_pressed;
5772
5773         if (!event)
5774                 return TRUE;
5775
5776         if (quicksearch_has_focus(summaryview->quicksearch))
5777                 return FALSE;
5778
5779         messageview = summaryview->messageview;
5780         textview = messageview->mimeview->textview;
5781
5782         mod_pressed =
5783                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5784
5785         if (summaryview->selected) {
5786                 gboolean handled = FALSE;
5787                 switch (event->keyval) {
5788                 case GDK_space:         /* Page down or go to the next */
5789                         handled = TRUE;
5790                         if (event->state & GDK_CONTROL_MASK)
5791                                 event->state &= ~GDK_CONTROL_MASK;
5792                         if (event->state & GDK_SHIFT_MASK)
5793                                 mimeview_scroll_page(messageview->mimeview, TRUE);
5794                         else {
5795                                 if (summaryview->displayed != summaryview->selected) {
5796                                         summary_display_msg(summaryview,
5797                                                             summaryview->selected);
5798                                         break;
5799                                 }
5800                                 if (mod_pressed) {
5801                                         if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5802                                                 summary_select_prev_unread(summaryview);
5803                                 } else {
5804                                         if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5805                                                 summary_select_next_unread(summaryview);
5806                                 }
5807                         }
5808                         break;
5809                 case GDK_BackSpace:     /* Page up */
5810                         handled = TRUE;
5811                         mimeview_scroll_page(messageview->mimeview, TRUE);
5812                         break;
5813                 case GDK_Return:        /* Scroll up/down one line */
5814                 case GDK_KP_Enter:
5815                         handled = TRUE;
5816                         if (summaryview->displayed != summaryview->selected) {
5817                                 summary_display_msg(summaryview,
5818                                                     summaryview->selected);
5819                                 break;
5820                         }
5821                         mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5822                         break;
5823                 }
5824
5825                 if (handled)
5826                         return FALSE;
5827         }
5828         if (summary_is_locked(summaryview))
5829                 return TRUE;
5830
5831         switch (event->keyval) {
5832         case GDK_Left:          /* Move focus */
5833                 adj = gtk_scrolled_window_get_hadjustment
5834                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5835                 if (adj->lower != adj->value)
5836                         break;
5837                 /* FALLTHROUGH */
5838         case GDK_Escape:
5839                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5840                 mainwindow_exit_folder(summaryview->mainwin);
5841                 return TRUE;
5842         case GDK_Home:
5843         case GDK_End:
5844                 if ((node = summaryview->selected) != NULL) {
5845                         GtkCTreeNode *next = NULL;
5846                         next = (event->keyval == GDK_Home)
5847                                         ? gtk_ctree_node_nth(ctree, 0)
5848                                         : gtk_ctree_node_nth(ctree,
5849                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5850                         if (next) {
5851                                 gtk_sctree_select_with_state
5852                                         (GTK_SCTREE(ctree), next, (event->state & ~GDK_CONTROL_MASK) );
5853
5854                                 /* Deprecated - what are the non-deprecated equivalents? */
5855                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5856                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5857                                 summaryview->selected = next;
5858                         }
5859                 }
5860                 return TRUE;
5861         default:
5862                 break;
5863         }
5864
5865         if (!summaryview->selected) {
5866                 node = gtk_ctree_node_nth(ctree, 0);
5867                 if (node)
5868                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5869                 else
5870                         return TRUE;
5871         }
5872
5873         switch (event->keyval) {
5874         case GDK_Delete:
5875                 BREAK_ON_MODIFIER_KEY();
5876                 summary_delete_trash(summaryview);
5877                 break;
5878         case GDK_y:
5879         case GDK_t:
5880         case GDK_l:
5881         case GDK_c:
5882         case GDK_a:
5883                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5884                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5885                                        "key_press_event");
5886                         mimeview_pass_key_press_event(messageview->mimeview,
5887                                                       event);
5888                         break;
5889                 }
5890         default:
5891                 break;
5892         }
5893         return FALSE;
5894 }
5895
5896 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5897 {
5898         SummaryView *summaryview = data;
5899
5900         summary_show(summaryview, summaryview->folder_item);
5901 }
5902
5903 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5904 {
5905         SummaryView *summaryview = (SummaryView *)data;
5906
5907         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5908                 prefs_common.show_searchbar = TRUE;
5909                 quicksearch_show(summaryview->quicksearch);
5910         } else {
5911                 prefs_common.show_searchbar = FALSE;
5912                 quicksearch_hide(summaryview->quicksearch);
5913         }
5914 }
5915
5916 void summaryview_activate_quicksearch(SummaryView *summaryview, gboolean show)
5917 {
5918         prefs_common.show_searchbar = show;
5919         gtk_toggle_button_set_active(
5920                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5921                 show);
5922         if (show) {
5923                 quicksearch_show(summaryview->quicksearch);
5924         } else {
5925                 quicksearch_hide(summaryview->quicksearch);
5926                 summary_grab_focus(summaryview);
5927         }
5928 }
5929
5930 void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5931 {
5932         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5933                 summary_reedit(summaryview);
5934         else
5935                 summary_open_msg(summaryview);
5936
5937         summaryview->display_msg = FALSE;
5938 }
5939
5940 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5941                                   SummaryView *summaryview)
5942 {
5943         summary_set_row_marks(summaryview, node);
5944         if (prefs_common.bold_unread) {
5945                 while (node) {
5946                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5947                         if (GTK_CTREE_ROW(node)->children)
5948                                 summary_set_row_marks(summaryview, node);
5949                         node = next;
5950                 }
5951         }
5952 }
5953
5954 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5955                                    SummaryView *summaryview)
5956 {
5957         summary_set_row_marks(summaryview, node);
5958 }
5959
5960 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5961                                gint column, SummaryView *summaryview)
5962 {
5963         if (summary_is_locked(summaryview)
5964         ||  GTK_SCTREE(ctree)->selecting_range) {
5965                 return;
5966         }
5967
5968         summary_status_show(summaryview);
5969 }
5970
5971 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5972                              gint column, SummaryView *summaryview)
5973 {
5974         MsgInfo *msginfo;
5975         gboolean marked_unread = FALSE;
5976
5977         if (summary_is_locked(summaryview)
5978         && !GTK_SCTREE(ctree)->selecting_range
5979         && summaryview->messageview
5980         && summaryview->messageview->mimeview
5981         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
5982         && summaryview->messageview->mimeview->textview->loading) {
5983                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
5984                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
5985
5986                 data->ctree = ctree;
5987                 data->row = row;
5988                 data->node = NULL;
5989                 data->column = column;
5990                 data->summaryview = summaryview;
5991                 debug_print("postponing open of message till end of load\n");
5992                 g_timeout_add(100, summary_select_retry, data);
5993                 return;
5994         }
5995         if (summary_is_locked(summaryview)
5996         ||  GTK_SCTREE(ctree)->selecting_range) {
5997                 return;
5998         }
5999
6000         summary_status_show(summaryview);
6001
6002         if (GTK_CLIST(ctree)->selection &&
6003             GTK_CLIST(ctree)->selection->next) {
6004                 summaryview->display_msg = FALSE;
6005                 summary_set_menu_sensitive(summaryview);
6006                 toolbar_main_set_sensitive(summaryview->mainwin);
6007                 return;
6008         }
6009
6010         summaryview->selected = row;
6011
6012         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6013         g_return_if_fail(msginfo != NULL);
6014
6015         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
6016         toolbar_set_learn_button
6017                 (summaryview->mainwin->toolbar,
6018                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
6019
6020         switch (column < 0 ? column : summaryview->col_state[column].type) {
6021         case S_COL_MARK:
6022                 if (!MSG_IS_DELETED(msginfo->flags) &&
6023                     !MSG_IS_MOVE(msginfo->flags) &&
6024                     !MSG_IS_COPY(msginfo->flags)) {
6025                         if (MSG_IS_MARKED(msginfo->flags)) {
6026                                 summary_unmark_row(summaryview, row);
6027                         } else {
6028                                 summary_mark_row(summaryview, row);
6029                         }
6030                 }
6031                 break;
6032         case S_COL_STATUS:
6033                 if (MSG_IS_UNREAD(msginfo->flags)) {
6034                         summary_mark_row_as_read(summaryview, row);
6035                         summary_status_show(summaryview);
6036                 } else if (MSG_IS_SPAM(msginfo->flags)) {
6037                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
6038                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
6039                                 else
6040                                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
6041                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
6042                          !MSG_IS_FORWARDED(msginfo->flags)) {
6043                         marked_unread = TRUE;
6044                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
6045                         summary_find_answers(summaryview, msginfo);
6046                         return;
6047                 }
6048                 break;
6049         case S_COL_LOCKED:
6050                 if (MSG_IS_LOCKED(msginfo->flags)) {
6051                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
6052                         summary_set_row_marks(summaryview, row);
6053                 }
6054                 else
6055                         summary_lock_row(summaryview, row);
6056                 break;
6057         default:
6058                 break;
6059         }
6060
6061         if (summaryview->display_msg ||
6062             (prefs_common.always_show_msg &&
6063              messageview_is_visible(summaryview->messageview))) {
6064                 summaryview->display_msg = FALSE;
6065                 if (summaryview->displayed != row) {
6066                         summary_display_msg(summaryview, row);
6067                         if (marked_unread) {
6068                                 summary_mark_row_as_unread(summaryview, row);
6069                                 summary_status_show(summaryview);
6070                         }
6071                         return;
6072                 }
6073         }
6074
6075         if (marked_unread) {
6076                 summary_mark_row_as_unread(summaryview, row);
6077                 summary_status_show(summaryview);
6078         }
6079
6080         summary_set_menu_sensitive(summaryview);
6081         toolbar_main_set_sensitive(summaryview->mainwin);
6082 }
6083
6084 static void summary_col_resized(GtkCList *clist, gint column, gint width,
6085                                 SummaryView *summaryview)
6086 {
6087         SummaryColumnType type = summaryview->col_state[column].type;
6088
6089         prefs_common.summary_col_size[type] = width;
6090 }
6091
6092
6093 /*
6094  * \brief get List of msginfo selected in SummaryView
6095  *
6096  * \param summaryview
6097  *
6098  * \return GSList holding MsgInfo
6099  */
6100 GSList *summary_get_selection(SummaryView *summaryview)
6101 {
6102         GList *sel = NULL;
6103         GSList *msginfo_list = NULL;
6104
6105         g_return_val_if_fail(summaryview != NULL, NULL);
6106
6107         sel = GTK_CLIST(summaryview->ctree)->selection;
6108
6109         g_return_val_if_fail(sel != NULL, NULL);
6110
6111         for ( ; sel != NULL; sel = sel->next)
6112                 msginfo_list =
6113                         g_slist_prepend(msginfo_list,
6114                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
6115                                                                    GTK_CTREE_NODE(sel->data)));
6116         return g_slist_reverse(msginfo_list);
6117 }
6118
6119 static void summary_reply_cb(SummaryView *summaryview, guint action,
6120                              GtkWidget *widget)
6121 {
6122         MessageView *msgview = (MessageView*)summaryview->messageview;
6123         GSList *msginfo_list;
6124
6125         g_return_if_fail(msgview != NULL);
6126
6127         msginfo_list = summary_get_selection(summaryview);
6128         g_return_if_fail(msginfo_list != NULL);
6129         compose_reply_from_messageview(msgview, msginfo_list, action);
6130         g_slist_free(msginfo_list);
6131 }
6132
6133 static void summary_show_all_header_cb(SummaryView *summaryview,
6134                                        guint action, GtkWidget *widget)
6135 {
6136         summaryview->messageview->all_headers =
6137                         GTK_CHECK_MENU_ITEM(widget)->active;
6138         summary_display_msg_selected(summaryview,
6139                                      GTK_CHECK_MENU_ITEM(widget)->active);
6140 }
6141
6142 static void summary_add_address_cb(SummaryView *summaryview,
6143                                    guint action, GtkWidget *widget)
6144 {
6145         summary_add_address(summaryview);
6146 }
6147
6148 static void summary_create_filter_cb(SummaryView *summaryview,
6149                                      guint action, GtkWidget *widget)
6150 {
6151         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
6152 }
6153
6154 static void summary_create_processing_cb(SummaryView *summaryview,
6155                                          guint action, GtkWidget *widget)
6156 {
6157         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
6158 }
6159
6160 static void summary_sort_by_column_click(SummaryView *summaryview,
6161                                          FolderSortKey sort_key)
6162 {
6163         GtkCTreeNode *node = NULL;
6164         START_TIMING("");
6165         if (summaryview->sort_key == sort_key)
6166                 summary_sort(summaryview, sort_key,
6167                              summaryview->sort_type == SORT_ASCENDING
6168                              ? SORT_DESCENDING : SORT_ASCENDING);
6169         else
6170                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
6171
6172         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
6173
6174         summary_freeze(summaryview);
6175         if (prefs_common.bold_unread) {
6176                 while (node) {
6177                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
6178                         if (GTK_CTREE_ROW(node)->children)
6179                                 summary_set_row_marks(summaryview, node);
6180                         node = next;
6181                 }
6182         }
6183         summary_thaw(summaryview);
6184         END_TIMING();
6185 }
6186
6187 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
6188 {
6189         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
6190 }
6191
6192 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
6193 {
6194         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
6195 }
6196
6197 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
6198 {
6199         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
6200 }
6201
6202 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
6203 {
6204         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
6205 }
6206
6207 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
6208 {
6209         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
6210 }
6211
6212 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
6213 {
6214         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
6215 }
6216
6217 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
6218 {
6219         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
6220                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
6221         else
6222                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
6223 }
6224
6225 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
6226 {
6227         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
6228                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
6229         else
6230                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
6231 }
6232
6233 static void summary_subject_clicked(GtkWidget *button,
6234                                     SummaryView *summaryview)
6235 {
6236         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
6237 }
6238
6239 static void summary_score_clicked(GtkWidget *button,
6240                                   SummaryView *summaryview)
6241 {
6242         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
6243 }
6244
6245 static void summary_locked_clicked(GtkWidget *button,
6246                                    SummaryView *summaryview)
6247 {
6248         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
6249 }
6250
6251 static void summary_tags_clicked(GtkWidget *button,
6252                                    SummaryView *summaryview)
6253 {
6254         summary_sort_by_column_click(summaryview, SORT_BY_TAGS);
6255 }
6256
6257 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
6258                                SummaryView *summaryview)
6259 {
6260         GdkDragContext *context;
6261
6262         g_return_if_fail(summaryview != NULL);
6263         g_return_if_fail(summaryview->folder_item != NULL);
6264         g_return_if_fail(summaryview->folder_item->folder != NULL);
6265         if (summaryview->selected == NULL) return;
6266
6267         context = gtk_drag_begin(widget, summaryview->target_list,
6268                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
6269         gtk_drag_set_icon_default(context);
6270         if (prefs_common.layout_mode == SMALL_LAYOUT) {
6271                 GtkWidget *paned = GTK_WIDGET_PTR(summaryview)->parent;
6272                 if (paned && GTK_IS_PANED(paned)) {
6273                         mainwindow_reset_paned(GTK_PANED(paned));
6274                 }
6275         }
6276 }
6277
6278 static gboolean summary_return_to_list(void *data)
6279 {
6280         SummaryView *summaryview = (SummaryView *)data;
6281         mainwindow_enter_folder(summaryview->mainwin);
6282         return FALSE;
6283 }
6284
6285 static void summary_drag_end       (GtkWidget       *widget,
6286                                    GdkDragContext   *drag_context,
6287                                    SummaryView      *summaryview)
6288 {
6289         if (prefs_common.layout_mode == SMALL_LAYOUT) {
6290                 g_timeout_add(250, summary_return_to_list, summaryview);
6291         }
6292 }
6293
6294 static void summary_drag_data_get(GtkWidget        *widget,
6295                                   GdkDragContext   *drag_context,
6296                                   GtkSelectionData *selection_data,
6297                                   guint             info,
6298                                   guint             time,
6299                                   SummaryView      *summaryview)
6300 {
6301         if (info == TARGET_MAIL_URI_LIST) {
6302                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6303                 GList *cur;
6304                 MsgInfo *msginfo;
6305                 gchar *mail_list = NULL, *tmp1, *tmp2;
6306
6307                 for (cur = GTK_CLIST(ctree)->selection;
6308                      cur != NULL && cur->data != NULL; cur = cur->next) {
6309                         msginfo = gtk_ctree_node_get_row_data
6310                                 (ctree, GTK_CTREE_NODE(cur->data));
6311                         tmp2 = procmsg_get_message_file(msginfo);
6312                         if (!tmp2) continue;
6313                         if (msginfo->subject) {
6314                                 gchar *san_subject = g_strdup(msginfo->subject);
6315                                 gchar *dest = NULL;
6316                                 subst_for_filename(san_subject);
6317                                 dest = g_strdup_printf("%s%s%s.%d.txt",
6318                                                 get_tmp_dir(),
6319                                                 G_DIR_SEPARATOR_S,
6320                                                 san_subject, msginfo->msgnum);
6321                                 g_free(san_subject);
6322                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
6323                                 g_free(dest);
6324                                 dest = san_subject;
6325                                 if (copy_file(tmp2, dest, TRUE) == 0) {
6326                                         g_free(tmp2);
6327                                         tmp2 = dest;
6328                                 }
6329                         }
6330                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
6331                         g_free(tmp2);
6332
6333                         if (!mail_list) {
6334                                 mail_list = tmp1;
6335                         } else {
6336                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
6337                                 g_free(mail_list);
6338                                 g_free(tmp1);
6339                                 mail_list = tmp2;
6340                         }
6341                 }
6342
6343                 if (mail_list != NULL) {
6344                         gtk_selection_data_set(selection_data,
6345                                                selection_data->target, 8,
6346                                                mail_list, strlen(mail_list));
6347                         g_free(mail_list);
6348                 }
6349         } else if (info == TARGET_DUMMY) {
6350                 if (GTK_CLIST(summaryview->ctree)->selection)
6351                         gtk_selection_data_set(selection_data,
6352                                                selection_data->target, 8,
6353                                                "Dummy-Summaryview",
6354                                                strlen("Dummy-Summaryview")+1);
6355         }
6356 }
6357
6358 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
6359                                           GdkDragContext *context,
6360                                           gint            x,
6361                                           gint            y,
6362                                           guint           time,
6363                                           SummaryView    *summaryview)
6364 {
6365         FolderItem *item = summaryview->folder_item;
6366         if (!(item && item->folder && folder_item_parent(item) != NULL
6367                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
6368                 gdk_drag_status(context, 0, time);
6369                 return FALSE;
6370         } else if (gtk_drag_get_source_widget(context) ==
6371                 mainwindow_get_mainwindow()->folderview->ctree) {
6372                 /* no folders */
6373                 gdk_drag_status(context, 0, time);
6374                 return FALSE;
6375         } else if (gtk_drag_get_source_widget(context) ==
6376                 summaryview->ctree) {
6377                 /* not from same folder */
6378                 gdk_drag_status(context, 0, time);
6379                 return FALSE;
6380         } else {
6381                 gdk_drag_status(context, GDK_ACTION_COPY, time);
6382                 return TRUE;
6383         }
6384 }
6385
6386 static void summary_drag_data_received(GtkWidget        *widget,
6387                                         GdkDragContext   *drag_context,
6388                                         gint              x,
6389                                         gint              y,
6390                                         GtkSelectionData *data,
6391                                         guint             info,
6392                                         guint             time,
6393                                         SummaryView       *summaryview)
6394 {
6395         if (info == TARGET_MAIL_URI_LIST) {
6396                 FolderItem *item = summaryview->folder_item;
6397                 if (!item) {
6398                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
6399                         return;
6400                 } else {
6401                         folderview_finish_dnd(data->data, drag_context, time, item);
6402                 }
6403         }
6404 }
6405
6406
6407 /* custom compare functions for sorting */
6408
6409 #define CMP_FUNC_DEF(func_name, val)                                     \
6410 static gint func_name(GtkCList *clist,                                   \
6411                       gconstpointer ptr1, gconstpointer ptr2)            \
6412 {                                                                        \
6413         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
6414         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
6415         if (!msginfo1 || !msginfo2)                                      \
6416                 return -1;                                               \
6417                                                                          \
6418         return (val);                                                    \
6419 }
6420
6421 CMP_FUNC_DEF(summary_cmp_by_mark,
6422              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
6423 CMP_FUNC_DEF(summary_cmp_by_status,
6424              (-(MSG_IS_SPAM(msginfo1->flags))+(MSG_IS_UNREAD(msginfo1->flags)<<1)+(MSG_IS_NEW(msginfo1->flags)<<2))
6425              - (-(MSG_IS_SPAM(msginfo2->flags))+(MSG_IS_UNREAD(msginfo2->flags)<<1)+(MSG_IS_NEW(msginfo2->flags)<<2)) )
6426 CMP_FUNC_DEF(summary_cmp_by_mime,
6427              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
6428 CMP_FUNC_DEF(summary_cmp_by_label,
6429              MSG_GET_COLORLABEL(msginfo1->flags) -
6430              MSG_GET_COLORLABEL(msginfo2->flags))
6431 CMP_FUNC_DEF(summary_cmp_by_locked,
6432              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
6433
6434 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
6435 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
6436 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
6437
6438 #undef CMP_FUNC_DEF
6439
6440 static gint summary_cmp_by_subject(GtkCList *clist,
6441                                    gconstpointer ptr1,
6442                                    gconstpointer ptr2)
6443 {
6444         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6445         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6446
6447         if (!msginfo1->subject)
6448                 return (msginfo2->subject != NULL);
6449         if (!msginfo2->subject)
6450                 return -1;
6451
6452         return subject_compare_for_sort
6453                 (msginfo1->subject, msginfo2->subject);
6454 }
6455
6456 static gint summary_cmp_by_thread_date(GtkCList *clist,
6457                                    gconstpointer ptr1,
6458                                    gconstpointer ptr2)
6459 {
6460         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6461         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6462         gint thread_diff = msginfo1->thread_date - msginfo2->thread_date;
6463
6464         if (msginfo1->thread_date > 0 && msginfo2->thread_date > 0)
6465                 return thread_diff;
6466         else
6467                 return msginfo1->date_t - msginfo2->date_t;
6468 }
6469
6470 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
6471                                 gconstpointer ptr2)
6472 {
6473         const gchar *str1, *str2;
6474         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6475         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6476         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6477
6478         g_return_val_if_fail(sv, -1);
6479
6480         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
6481         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
6482
6483         if (!str1)
6484                 return str2 != NULL;
6485
6486         if (!str2)
6487                 return -1;
6488
6489         return g_utf8_collate(str1, str2);
6490 }
6491
6492 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
6493                                 gconstpointer ptr2)
6494 {
6495         const gchar *str1, *str2;
6496         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6497         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6498         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6499
6500         g_return_val_if_fail(sv, -1);
6501
6502         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
6503         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
6504
6505         if (!str1)
6506                 return str2 != NULL;
6507
6508         if (!str2)
6509                 return -1;
6510
6511         return g_utf8_collate(str1, str2);
6512 }
6513
6514 static gint summary_cmp_by_tags(GtkCList *clist, gconstpointer ptr1,
6515                                 gconstpointer ptr2)
6516 {
6517         const gchar *str1, *str2;
6518         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6519         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6520         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6521         gint res;
6522         g_return_val_if_fail(sv, -1);
6523
6524         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TAGS]])->text;
6525         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TAGS]])->text;
6526
6527         if (!str1)
6528                 return str2 != NULL;
6529
6530         if (!str2)
6531                 return -1;
6532
6533         res = g_utf8_collate(str1, str2);
6534         return (res != 0)? res: summary_cmp_by_date(clist, ptr1, ptr2);
6535 }
6536
6537 static gint summary_cmp_by_simplified_subject
6538         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
6539 {
6540         const FolderItemPrefs *prefs;
6541         const gchar *str1, *str2;
6542         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6543         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6544         const MsgInfo *msginfo1 = r1->data;
6545         const MsgInfo *msginfo2 = r2->data;
6546         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6547
6548         g_return_val_if_fail(sv, -1);
6549         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
6550
6551         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6552         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6553
6554         if (!str1)
6555                 return str2 != NULL;
6556
6557         if (!str2)
6558                 return -1;
6559
6560         prefs = msginfo1->folder->prefs;
6561         if (!prefs)
6562                 prefs = msginfo2->folder->prefs;
6563         if (!prefs)
6564                 return -1;
6565
6566         return subject_compare_for_sort(str1, str2);
6567 }
6568
6569 static gint summary_cmp_by_score(GtkCList *clist,
6570                                  gconstpointer ptr1, gconstpointer ptr2)
6571 {
6572         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6573         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6574         int diff;
6575
6576         /* if score are equal, sort by date */
6577
6578         diff = msginfo1->score - msginfo2->score;
6579         if (diff != 0)
6580                 return diff;
6581         else
6582                 return summary_cmp_by_date(clist, ptr1, ptr2);
6583 }
6584
6585 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6586 {
6587         SummaryView *summaryview = (SummaryView *) data;
6588         MsgInfo *msginfo;
6589
6590         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6591         g_return_if_fail(msginfo);
6592
6593         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
6594
6595         summary_set_row_marks(summaryview, row);
6596         debug_print("Message %d is marked as ignore thread\n",
6597             msginfo->msgnum);
6598 }
6599
6600 void summary_ignore_thread(SummaryView *summaryview)
6601 {
6602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6603         GList *cur;
6604         gboolean froze = FALSE;
6605
6606         START_LONG_OPERATION(summaryview, FALSE);
6607         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6608                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6609                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
6610                                         summaryview);
6611
6612         END_LONG_OPERATION(summaryview);
6613
6614         summary_status_show(summaryview);
6615 }
6616
6617 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6618 {
6619         SummaryView *summaryview = (SummaryView *) data;
6620         MsgInfo *msginfo;
6621
6622         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6623         g_return_if_fail(msginfo);
6624
6625         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
6626
6627         summary_set_row_marks(summaryview, row);
6628         debug_print("Message %d is marked as unignore thread\n",
6629             msginfo->msgnum);
6630 }
6631
6632 void summary_unignore_thread(SummaryView *summaryview)
6633 {
6634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6635         GList *cur;
6636         gboolean froze = FALSE;
6637
6638         START_LONG_OPERATION(summaryview, FALSE);
6639         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6640                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6641                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
6642                                         summaryview);
6643
6644         END_LONG_OPERATION(summaryview);
6645
6646         summary_status_show(summaryview);
6647 }
6648
6649 static void summary_check_ignore_thread_func
6650                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6651 {
6652         MsgInfo *msginfo;
6653         gint *found_ignore = (gint *) data;
6654
6655         if (*found_ignore) return;
6656         else {
6657                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6658                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
6659         }
6660 }
6661
6662 void summary_toggle_ignore_thread(SummaryView *summaryview)
6663 {
6664         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6665         GList *cur;
6666         gint found_ignore = 0;
6667
6668         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6669                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6670                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
6671                                         &found_ignore);
6672
6673         if (found_ignore)
6674                 summary_unignore_thread(summaryview);
6675         else
6676                 summary_ignore_thread(summaryview);
6677 }
6678
6679 void summary_toggle_show_read_messages(SummaryView *summaryview)
6680 {
6681         FolderItemUpdateData source;
6682         if (summaryview->folder_item->hide_read_msgs)
6683                 summaryview->folder_item->hide_read_msgs = 0;
6684         else
6685                 summaryview->folder_item->hide_read_msgs = 1;
6686
6687         source.item = summaryview->folder_item;
6688         source.update_flags = F_ITEM_UPDATE_NAME;
6689         source.msg = NULL;
6690         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
6691         summary_show(summaryview, summaryview->folder_item);
6692 }
6693
6694 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
6695                                              guint action)
6696 {
6697         GtkWidget *widget;
6698
6699         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
6700                                            "/View/Hide read messages");
6701         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6702                           GINT_TO_POINTER(1));
6703         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
6704         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6705                           GINT_TO_POINTER(0));
6706 }
6707
6708 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
6709 {
6710         GtkWidget *ctree = summaryview->ctree;
6711         GtkWidget *pixmap;
6712
6713         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
6714         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
6715         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
6716         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
6717         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
6718         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
6719         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
6720         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
6721         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
6722         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
6723         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
6724         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
6725         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
6726         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
6727         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
6728         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
6729
6730         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6731
6732         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
6733         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
6734                               summaryview->quick_search_pixmap);
6735         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
6736         gtk_widget_show(pixmap);
6737         summaryview->quick_search_pixmap = pixmap;
6738
6739 #ifdef MAEMO
6740         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
6741         gtk_container_remove (GTK_CONTAINER(summaryview->multiple_sel_togbtn),
6742                               summaryview->multiple_sel_image);
6743         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
6744         gtk_widget_show(pixmap);
6745         summaryview->multiple_sel_togbtn = pixmap;
6746 #endif
6747
6748         folderview_unselect(summaryview->folderview);
6749         folderview_select(summaryview->folderview, summaryview->folder_item);
6750         summary_set_column_titles(summaryview);
6751 }
6752
6753 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
6754 {
6755         GtkMenuShell *menu;
6756         GList *cur;
6757
6758         /* re-create colorlabel submenu */
6759         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
6760         g_return_if_fail(menu != NULL);
6761
6762         /* clear items. get item pointers. */
6763         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
6764                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
6765         }
6766         summary_colorlabel_menu_create(summaryview, TRUE);
6767 }
6768
6769 /*
6770  * Harvest addresses for selected messages in summary view.
6771  */
6772 void summary_harvest_address(SummaryView *summaryview)
6773 {
6774         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
6775         GList *cur;
6776         GList *msgList;
6777         MsgInfo *msginfo;
6778
6779         msgList = NULL;
6780         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
6781                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
6782                 if (!msginfo)
6783                         continue;
6784                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
6785         }
6786         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
6787         g_list_free( msgList );
6788 }
6789
6790 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
6791 {
6792         int err;
6793         gchar buf[BUFFSIZE];
6794         regex_t *preg = NULL;
6795
6796         preg = g_new0(regex_t, 1);
6797
6798         err = string_match_precompile(simplify_subject_regexp,
6799                                       preg, REG_EXTENDED);
6800         if (err) {
6801                 regerror(err, preg, buf, BUFFSIZE);
6802                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6803                 g_free(preg);
6804                 preg = NULL;
6805         }
6806
6807         return preg;
6808 }
6809
6810 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6811 {
6812         FolderSortKey sort_key;
6813         FolderSortType sort_type;
6814         g_return_if_fail(summaryview != NULL);
6815         g_return_if_fail(item != NULL);
6816
6817         /* Subject simplification */
6818         if(summaryview->simplify_subject_preg) {
6819                 regfree(summaryview->simplify_subject_preg);
6820                 g_free(summaryview->simplify_subject_preg);
6821                 summaryview->simplify_subject_preg = NULL;
6822         }
6823         if(item->prefs && item->prefs->simplify_subject_regexp &&
6824            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6825                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6826
6827         /* Sorting */
6828         sort_key = item->sort_key;
6829         sort_type = item->sort_type;
6830
6831         folder_get_sort_type(item->folder, &sort_key, &sort_type);
6832
6833         summaryview->sort_key = sort_key;
6834         summaryview->sort_type = sort_type;
6835
6836         /* Threading */
6837         summaryview->threaded = item->threaded;
6838         summaryview->thread_collapsed = item->thread_collapsed;
6839
6840         /* Scoring */
6841 }
6842
6843 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6844 {
6845         /* Sorting */
6846         item->sort_key = summaryview->sort_key;
6847         item->sort_type = summaryview->sort_type;
6848
6849         /* Threading */
6850         item->threaded = summaryview->threaded;
6851         item->thread_collapsed = summaryview->thread_collapsed;
6852 }
6853
6854 static gboolean summary_update_msg(gpointer source, gpointer data)
6855 {
6856         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6857         SummaryView *summaryview = (SummaryView *)data;
6858         GtkCTreeNode *node;
6859
6860         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6861         g_return_val_if_fail(summaryview != NULL, FALSE);
6862
6863         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6864                 return FALSE;
6865
6866         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6867                 node = gtk_ctree_find_by_row_data(
6868                                 GTK_CTREE(summaryview->ctree), NULL,
6869                                 msginfo_update->msginfo);
6870
6871                 if (node)
6872                         summary_set_row_marks(summaryview, node);
6873         }
6874
6875         return FALSE;
6876 }
6877
6878 void summary_update_unread(SummaryView *summaryview, FolderItem *removed_item)
6879 {
6880         guint new, unread, unreadmarked, marked, total;
6881         static gboolean tips_initialized = FALSE;
6882
6883         if (prefs_common.layout_mode != SMALL_LAYOUT) {
6884                 if (tips_initialized) {
6885                         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6886                         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6887                              summaryview->folder_pixmap_eventbox,
6888                              NULL, NULL);
6889                         tips_initialized = FALSE;
6890                 }
6891                 return;
6892         }
6893         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total);
6894         if (removed_item) {
6895                 total -= removed_item->total_msgs;
6896                 new -= removed_item->new_msgs;
6897                 unread -= removed_item->unread_msgs;
6898         }
6899
6900         if (new > 0 || unread > 0) {
6901                 tips_initialized = TRUE;
6902                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN_HRM);
6903                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6904                              summaryview->folder_pixmap_eventbox,
6905                              _("Go back to the folder list (You have unread messages)"), NULL);
6906         } else {
6907                 tips_initialized = TRUE;
6908                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6909                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6910                              summaryview->folder_pixmap_eventbox,
6911                              _("Go back to the folder list"), NULL);
6912         }
6913 }
6914
6915 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data)
6916 {
6917         FolderItemUpdateData *hookdata = (FolderItemUpdateData *)source;
6918         SummaryView *summaryview = (SummaryView *)data;
6919
6920         g_return_val_if_fail(hookdata != NULL, FALSE);
6921         g_return_val_if_fail(hookdata->item != NULL, FALSE);
6922         g_return_val_if_fail(summaryview != NULL, FALSE);
6923
6924         if (hookdata->update_flags & F_ITEM_UPDATE_NAME) {
6925                 gchar *name = folder_item_get_name(hookdata->item);
6926                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
6927                 g_free(name);
6928         }
6929         summary_update_unread(summaryview, NULL);
6930
6931         return FALSE;
6932 }
6933
6934 static gboolean summary_update_folder_hook(gpointer source, gpointer data)
6935 {
6936         FolderUpdateData *hookdata;
6937         SummaryView *summaryview = (SummaryView *)data;
6938         hookdata = source;
6939         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
6940                 summary_update_unread(summaryview, hookdata->item);
6941         else
6942                 summary_update_unread(summaryview, NULL);
6943
6944         return FALSE;
6945 }
6946
6947 /*!
6948  *\brief        change summaryview to display your answer(s) to a message
6949  *
6950  *\param        summaryview The SummaryView ;)
6951  *\param        msginfo The message for which answers are searched
6952  *
6953  */
6954 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6955 {
6956         FolderItem *sent_folder = NULL;
6957         PrefsAccount *account = NULL;
6958         GtkCTreeNode *node = NULL;
6959         char *buf = NULL;
6960         if (msg == NULL || msg->msgid == NULL)
6961                 return;
6962
6963         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6964         if (account == NULL)
6965                 return;
6966         sent_folder = account_get_special_folder
6967                                 (account, F_OUTBOX);
6968
6969         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6970
6971         if (sent_folder != summaryview->folder_item) {
6972                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6973         }
6974
6975         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6976
6977         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6978         g_free(buf);
6979
6980         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6981         if (node)
6982                 summary_select_node(summaryview, node, TRUE, TRUE);
6983 }
6984
6985 gint summaryview_export_mbox_list(SummaryView *summaryview)
6986 /* return values: -2 skipped, -1 error, 0 OK */
6987 {
6988         GSList *list = summary_get_selected_msg_list(summaryview);
6989         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6990         gint ret;
6991
6992         if (mbox == NULL || list == NULL)
6993                 return -1;
6994
6995         ret = export_list_to_mbox(list, mbox);
6996
6997         g_slist_free(list);
6998         g_free(mbox);
6999
7000         return ret;
7001 }
7002
7003 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
7004 {
7005         if (!summaryview || !summaryview->folder_item || !item) {
7006                 return;
7007         }
7008
7009         if (summaryview->folder_item->folder == item->folder) {
7010                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
7011         }
7012 }
7013 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
7014 {
7015         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
7016 }