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