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