src/summaryview.c

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