src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91 #include "manual.h"
  92
  93 #define SUMMARY_COL_MARK_WIDTH          10
  94 #define SUMMARY_COL_STATUS_WIDTH        13
  95 #define SUMMARY_COL_LOCKED_WIDTH        13
  96 #define SUMMARY_COL_MIME_WIDTH          11
  97
  98
  99 static GtkStyle *bold_style;
 100 static GtkStyle *bold_marked_style;
 101 static GtkStyle *bold_deleted_style;
 102 static GtkStyle *small_style;
 103 static GtkStyle *small_marked_style;
 104 static GtkStyle *small_deleted_style;
 105
 106 static GdkPixmap *markxpm;
 107 static GdkBitmap *markxpmmask;
 108 static GdkPixmap *deletedxpm;
 109 static GdkBitmap *deletedxpmmask;
 110 static GdkPixmap *movedxpm;
 111 static GdkBitmap *movedxpmmask;
 112 static GdkPixmap *copiedxpm;
 113 static GdkBitmap *copiedxpmmask;
 114
 115 static GdkPixmap *newxpm;
 116 static GdkBitmap *newxpmmask;
 117 static GdkPixmap *unreadxpm;
 118 static GdkBitmap *unreadxpmmask;
 119 static GdkPixmap *repliedxpm;
 120 static GdkBitmap *repliedxpmmask;
 121 static GdkPixmap *forwardedxpm;
 122 static GdkBitmap *forwardedxpmmask;
 123 static GdkPixmap *ignorethreadxpm;
 124 static GdkBitmap *ignorethreadxpmmask;
 125 static GdkPixmap *lockedxpm;
 126 static GdkBitmap *lockedxpmmask;
 127 static GdkPixmap *spamxpm;
 128 static GdkBitmap *spamxpmmask;
 129
 130 static GdkPixmap *clipxpm;
 131 static GdkBitmap *clipxpmmask;
 132 static GdkPixmap *keyxpm;
 133 static GdkBitmap *keyxpmmask;
 134 static GdkPixmap *clipkeyxpm;
 135 static GdkBitmap *clipkeyxpmmask;
 136 static GdkPixmap *gpgsignedxpm;
 137 static GdkBitmap *gpgsignedxpmmask;
 138 static GdkPixmap *clipgpgsignedxpm;
 139 static GdkBitmap *clipgpgsignedxpmmask;
 140
 141 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 142                                          GtkCTreeNode           *node,
 143                                          gpointer                data);
 144 static void summary_set_marks_func      (GtkCTree               *ctree,
 145                                          GtkCTreeNode           *node,
 146                                          gpointer                data);
 147
 148 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 149 guint summary_get_msgnum                (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *node);
 151
 152
 153 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 154                                              guint action);
 155
 156 static GtkCTreeNode *summary_find_prev_msg
 157                                         (SummaryView            *summaryview,
 158                                          GtkCTreeNode           *current_node);
 159 static GtkCTreeNode *summary_find_next_msg
 160                                         (SummaryView            *summaryview,
 161                                          GtkCTreeNode           *current_node);
 162
 163 static GtkCTreeNode *summary_find_prev_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_prev);
 168 static GtkCTreeNode *summary_find_next_flagged_msg
 169                                         (SummaryView    *summaryview,
 170                                          GtkCTreeNode   *current_node,
 171                                          MsgPermFlags    flags,
 172                                          gboolean        start_from_next);
 173
 174 static GtkCTreeNode *summary_find_msg_by_msgnum
 175                                         (SummaryView            *summaryview,
 176                                          guint                   msgnum);
 177
 178 static void summary_update_status       (SummaryView            *summaryview);
 179
 180 /* display functions */
 181 static void summary_status_show         (SummaryView            *summaryview);
 182 static void summary_set_column_titles   (SummaryView            *summaryview);
 183 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 184                                          GSList                 *mlist);
 185 static void summary_set_header          (SummaryView            *summaryview,
 186                                          gchar                  *text[],
 187                                          MsgInfo                *msginfo);
 188 static void summary_display_msg         (SummaryView            *summaryview,
 189                                          GtkCTreeNode           *row);
 190 static void summary_display_msg_full    (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row,
 192                                          gboolean                new_window,
 193                                          gboolean                all_headers);
 194 static void summary_set_row_marks       (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196
 197 /* message handling */
 198 static void summary_mark_row            (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_lock_row            (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unlock_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_delete_row          (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row);
 210 static void summary_unmark_row          (SummaryView            *summaryview,
 211                                          GtkCTreeNode           *row);
 212 static void summary_move_row_to         (SummaryView            *summaryview,
 213                                          GtkCTreeNode           *row,
 214                                          FolderItem             *to_folder);
 215 static void summary_copy_row_to         (SummaryView            *summaryview,
 216                                          GtkCTreeNode           *row,
 217                                          FolderItem             *to_folder);
 218
 219 static gint summary_execute_move        (SummaryView            *summaryview);
 220 static void summary_execute_move_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_copy        (SummaryView            *summaryview);
 224 static void summary_execute_copy_func   (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227 static void summary_execute_delete      (SummaryView            *summaryview);
 228 static void summary_execute_delete_func (GtkCTree               *ctree,
 229                                          GtkCTreeNode           *node,
 230                                          gpointer                data);
 231
 232 static void summary_thread_init         (SummaryView            *summaryview);
 233
 234 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 235 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 236                                                  GtkCTreeNode   *node,
 237                                                  gpointer        data);
 238
 239 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 240                               GSList * mlist);
 241
 242 static void summary_filter_func         (MsgInfo *msginfo);
 243
 244 static void summary_colorlabel_menu_item_activate_cb
 245                                           (GtkWidget    *widget,
 246                                            gpointer      data);
 247 static void summary_colorlabel_menu_item_activate_item_cb
 248                                           (GtkMenuItem  *label_menu_item,
 249                                            gpointer      data);
 250 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 251                                            gboolean  refresh);
 252
 253 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 254
 255 /* callback functions */
 256 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 257                                          GdkEventButton         *event,
 258                                          SummaryView            *summaryview);
 259 static 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         {"claws-mail/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         {"/---",                        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         {"/---",                        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         {"/---",                        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         {"/---",                        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         {"/---",                        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         {"/---",                        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 = NULL;
 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                 if (!quicksearch_is_in_typing(summaryview->quicksearch)) {
1147                         summaryview->last_displayed = summaryview->displayed;
1148                         summaryview->displayed =
1149                                 summary_find_msg_by_msgnum(summaryview,
1150                                                            displayed_msgnum);
1151                         if (!summaryview->displayed)
1152                                 messageview_clear(summaryview->messageview);
1153                         summary_unlock(summaryview);
1154                         summary_select_by_msgnum(summaryview, selected_msgnum);
1155                         summary_lock(summaryview);
1156                         if (!summaryview->selected) {
1157                                 /* no selected message - select first unread
1158                                    message, but do not display it */
1159                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1160                                                                      MSG_UNREAD, FALSE);
1161                                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1162                                         node = gtk_ctree_node_nth
1163                                                 (ctree,
1164                                                  item->sort_type == SORT_DESCENDING
1165                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1166                                 summary_unlock(summaryview);
1167                                 summary_select_node(summaryview, node, FALSE, TRUE);
1168                                 summary_lock(summaryview);
1169                         }
1170                 } else {
1171                         /* just select first/last */
1172                         if (GTK_CLIST(ctree)->row_list != NULL)
1173                                 node = gtk_ctree_node_nth
1174                                         (ctree,
1175                                          item->sort_type == SORT_DESCENDING
1176                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1177                         gtk_sctree_select(GTK_SCTREE(ctree), node);
1178                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1179                 }
1180         } else {
1181                 switch (prefs_common.select_on_entry) {
1182                         case SELECTONENTRY_MNU:
1183                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1184                                                                      MSG_MARKED, FALSE);
1185                                 if (node == NULL)
1186                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1187                                                                      MSG_NEW, FALSE);
1188                                 if (node == NULL)
1189                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1190                                                                      MSG_UNREAD, FALSE);
1191                                 break;
1192                         case SELECTONENTRY_MUN:
1193                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1194                                                                      MSG_MARKED, FALSE);
1195                                 if (node == NULL)
1196                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1197                                                                      MSG_UNREAD, FALSE);
1198                                 if (node == NULL)
1199                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1200                                                                      MSG_NEW, FALSE);
1201                                 break;
1202                         case SELECTONENTRY_NMU:
1203                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1204                                                                      MSG_NEW, FALSE);
1205                                 if (node == NULL)
1206                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1207                                                                      MSG_MARKED, FALSE);
1208                                 if (node == NULL)
1209                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1210                                                                      MSG_UNREAD, FALSE);
1211                                 break;
1212                         case SELECTONENTRY_NUM:
1213                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1214                                                                      MSG_NEW, FALSE);
1215                                 if (node == NULL)
1216                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1217                                                                      MSG_UNREAD, FALSE);
1218                                 if (node == NULL)
1219                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1220                                                                      MSG_MARKED, FALSE);
1221                                 break;
1222                         case SELECTONENTRY_UNM:
1223                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1224                                                                      MSG_UNREAD, FALSE);
1225                                 if (node == NULL)
1226                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1227                                                                      MSG_NEW, FALSE);
1228                                 if (node == NULL)
1229                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1230                                                                      MSG_MARKED, FALSE);
1231                                 break;
1232                         case SELECTONENTRY_UMN:
1233                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1234                                                                      MSG_UNREAD, FALSE);
1235                                 if (node == NULL)
1236                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1237                                                                      MSG_MARKED, FALSE);
1238                                 if (node == NULL)
1239                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1240                                                                      MSG_NEW, FALSE);
1241                                 break;
1242                         default:
1243                                 node = NULL;
1244                 }
1245
1246                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1247                         node = gtk_ctree_node_nth
1248                                 (ctree,
1249                                  item->sort_type == SORT_DESCENDING
1250                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1251                 }
1252                 summary_unlock(summaryview);
1253                 summary_select_node(summaryview, node,
1254                                     prefs_common.always_show_msg,
1255                                     TRUE);
1256                 summary_lock(summaryview);
1257         }
1258
1259         summary_status_show(summaryview);
1260         summary_set_menu_sensitive(summaryview);
1261         toolbar_main_set_sensitive(summaryview->mainwin);
1262
1263         summary_thaw(summaryview);
1264         debug_print("\n");
1265         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1266         STATUSBAR_POP(summaryview->mainwin);
1267         main_window_cursor_normal(summaryview->mainwin);
1268         summary_unlock(summaryview);
1269         inc_unlock();
1270         END_TIMING();
1271         return TRUE;
1272 }
1273
1274 #undef CURRENTLY_DISPLAYED
1275
1276
1277 void summary_clear_list(SummaryView *summaryview)
1278 {
1279         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1280         gint optimal_width;
1281
1282         summary_freeze(summaryview);
1283
1284         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1285                                 NULL, summary_free_msginfo_func, NULL);
1286
1287         if (summaryview->folder_item) {
1288                 summaryview->folder_item->opened = FALSE;
1289                 summaryview->folder_item = NULL;
1290         }
1291
1292         summaryview->display_msg = FALSE;
1293
1294         summaryview->selected = NULL;
1295         summaryview->displayed = NULL;
1296         summaryview->total_size = 0;
1297         summaryview->deleted = summaryview->moved = 0;
1298         summaryview->copied = 0;
1299         if (summaryview->msgid_table) {
1300                 g_hash_table_destroy(summaryview->msgid_table);
1301                 summaryview->msgid_table = NULL;
1302         }
1303         if (summaryview->subject_table) {
1304                 g_hash_table_destroy(summaryview->subject_table);
1305                 summaryview->subject_table = NULL;
1306         }
1307         summaryview->mlist = NULL;
1308
1309         gtk_clist_clear(clist);
1310         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1311                 optimal_width = gtk_clist_optimal_column_width
1312                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1313                 gtk_clist_set_column_width
1314                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1315                          optimal_width);
1316         }
1317
1318         summary_thaw(summaryview);
1319 }
1320
1321 void summary_clear_all(SummaryView *summaryview)
1322 {
1323         messageview_clear(summaryview->messageview);
1324         summary_clear_list(summaryview);
1325         summary_set_menu_sensitive(summaryview);
1326         toolbar_main_set_sensitive(summaryview->mainwin);
1327         summary_status_show(summaryview);
1328 }
1329
1330 void summary_lock(SummaryView *summaryview)
1331 {
1332         summaryview->lock_count++;
1333 }
1334
1335 void summary_unlock(SummaryView *summaryview)
1336 {
1337         if (summaryview->lock_count)
1338                 summaryview->lock_count--;
1339 }
1340
1341 gboolean summary_is_locked(SummaryView *summaryview)
1342 {
1343         return summaryview->lock_count > 0;
1344 }
1345
1346 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1347 {
1348         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1349         SummarySelection selection;
1350
1351         if (!clist->row_list)
1352                 selection = SUMMARY_NONE;
1353         else if (!clist->selection)
1354                 selection = SUMMARY_SELECTED_NONE;
1355         else if (!clist->selection->next)
1356                 selection = SUMMARY_SELECTED_SINGLE;
1357         else
1358                 selection = SUMMARY_SELECTED_MULTIPLE;
1359
1360         return selection;
1361 }
1362
1363 /*!
1364  *\return       MsgInfo * Selected message if there's one selected;
1365  *              if multiple selected, or none, return NULL.
1366  */
1367 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1368 {
1369         /* summaryview->selected may be valid when multiple
1370          * messages were selected */
1371         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1372
1373         if (sellist == NULL || sellist->next)
1374                 return NULL;
1375
1376         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1377 }
1378
1379 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1380 {
1381         GSList *mlist = NULL;
1382         GList *cur;
1383         MsgInfo *msginfo;
1384
1385         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1386              cur = cur->next) {
1387                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1388                 mlist = g_slist_prepend(mlist, msginfo);
1389         }
1390
1391         mlist = g_slist_reverse(mlist);
1392
1393         return mlist;
1394 }
1395
1396 GSList *summary_get_msg_list(SummaryView *summaryview)
1397 {
1398         GSList *mlist = NULL;
1399         GtkCTree *ctree;
1400         GtkCTreeNode *node;
1401         MsgInfo *msginfo;
1402
1403         ctree = GTK_CTREE(summaryview->ctree);
1404
1405         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1406              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1407                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1408                 mlist = g_slist_prepend(mlist, msginfo);
1409         }
1410
1411         mlist = g_slist_reverse(mlist);
1412
1413         return mlist;
1414 }
1415
1416 void summary_set_menu_sensitive(SummaryView *summaryview)
1417 {
1418         GtkItemFactory *ifactory = summaryview->popupfactory;
1419         SensitiveCond state;
1420         gboolean sensitive;
1421         GtkWidget *menuitem;
1422         gint i;
1423
1424         static const struct {
1425                 gchar *const entry;
1426                 SensitiveCond cond;
1427         } entry[] = {
1428                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1429                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1430                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1431                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1432                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1433
1434                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1435                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1436                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1437
1438                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1439                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1440                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1441                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1442
1443                 {"/Mark"                        , M_TARGET_EXIST},
1444                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1445                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1446                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1447                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1448                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1449                 {"/Mark/Unignore thread"        , M_TARGET_EXIST},
1450                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1451                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1452                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1453                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1454                 {"/Color label"                 , M_TARGET_EXIST},
1455
1456                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1457                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1458                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1459
1460                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1461                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1462                 {"/View/Message source"         , M_SINGLE_TARGET_EXIST},
1463                 {"/View/All headers"            , M_SINGLE_TARGET_EXIST},
1464                 {"/Save as..."                  , M_TARGET_EXIST},
1465                 {"/Print..."                    , M_TARGET_EXIST},
1466                 {NULL, 0}
1467         };
1468
1469         main_window_set_menu_sensitive(summaryview->mainwin);
1470
1471         state = main_window_get_current_state(summaryview->mainwin);
1472
1473         for (i = 0; entry[i].entry != NULL; i++) {
1474                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1475                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1476         }
1477
1478
1479         summary_lock(summaryview);
1480         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All headers");
1481         if (summaryview->messageview
1482         &&  summaryview->messageview->mimeview
1483         &&  summaryview->messageview->mimeview->textview)
1484                 gtk_check_menu_item_set_active
1485                         (GTK_CHECK_MENU_ITEM(menuitem),
1486                          summaryview->messageview->mimeview->textview->show_all_headers);
1487         summary_unlock(summaryview);
1488 }
1489
1490 void summary_select_prev_unread(SummaryView *summaryview)
1491 {
1492         GtkCTreeNode *node;
1493         gboolean skip_cur = FALSE;
1494
1495         if (summaryview->displayed
1496         &&  summaryview->selected == summaryview->displayed) {
1497                 debug_print("skipping current\n");
1498                 skip_cur = TRUE;
1499         }
1500
1501         node = summary_find_prev_flagged_msg
1502                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1503
1504         if (!node || node == summaryview->selected) {
1505                 AlertValue val = 0;
1506
1507                 switch (prefs_common.next_unread_msg_dialog) {
1508                         case NEXTUNREADMSGDIALOG_ALWAYS:
1509                                 val = alertpanel(_("No more unread messages"),
1510                                                  _("No unread message found. "
1511                                                    "Search from the end?"),
1512                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1513                                 break;
1514                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1515                                 val = G_ALERTALTERNATE;
1516                                 break;
1517                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1518                                 val = !G_ALERTALTERNATE;
1519                                 break;
1520                         default:
1521                                 debug_print(
1522                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1523                 }
1524                 if (val != G_ALERTALTERNATE) return;
1525                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1526                                                      MSG_UNREAD, FALSE);
1527         }
1528
1529         if (!node)
1530                 alertpanel_notice(_("No unread messages."));
1531         else
1532                 summary_select_node(summaryview, node, TRUE, FALSE);
1533 }
1534
1535 void summary_select_next_unread(SummaryView *summaryview)
1536 {
1537         GtkCTreeNode *node = summaryview->selected;
1538         gboolean skip_cur = FALSE;
1539
1540         if (summaryview->displayed
1541         &&  summaryview->selected == summaryview->displayed) {
1542                 debug_print("skipping cur (%p %p)\n",
1543                         summaryview->displayed, summaryview->selected);
1544                 skip_cur = TRUE;
1545         }
1546
1547
1548         node = summary_find_next_flagged_msg
1549                 (summaryview, node, MSG_UNREAD, skip_cur);
1550
1551         if (node)
1552                 summary_select_node(summaryview, node, TRUE, FALSE);
1553         else {
1554                 node = summary_find_next_flagged_msg
1555                         (summaryview, NULL, MSG_UNREAD, FALSE);
1556                 if (node == NULL || node == summaryview->selected) {
1557                         AlertValue val = 0;
1558
1559                         switch (prefs_common.next_unread_msg_dialog) {
1560                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1561                                         val = alertpanel(_("No more unread messages"),
1562                                                          _("No unread message found. "
1563                                                            "Go to next folder?"),
1564                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1565                                         break;
1566                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1567                                         val = G_ALERTALTERNATE;
1568                                         break;
1569                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1570                                         val = G_ALERTOTHER;
1571                                         break;
1572                                 default:
1573                                         debug_print(
1574                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1575                         }
1576
1577                         if (val == G_ALERTALTERNATE) {
1578                                 folderview_select_next_unread(summaryview->folderview, TRUE);
1579                                 return;
1580                         }
1581                         else
1582                                 return;
1583                 } else
1584                         summary_select_node(summaryview, node, TRUE, FALSE);
1585
1586         }
1587 }
1588
1589 void summary_select_prev_new(SummaryView *summaryview)
1590 {
1591         GtkCTreeNode *node;
1592         gboolean skip_cur = FALSE;
1593
1594         if (summaryview->displayed
1595         &&  summaryview->selected == summaryview->displayed) {
1596                 debug_print("skipping current\n");
1597                 skip_cur = TRUE;
1598         }
1599
1600         node = summary_find_prev_flagged_msg
1601                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1602
1603         if (!node || node == summaryview->selected) {
1604                 AlertValue val = 0;
1605
1606                 switch (prefs_common.next_unread_msg_dialog) {
1607                         case NEXTUNREADMSGDIALOG_ALWAYS:
1608                                 val = alertpanel(_("No more new messages"),
1609                                                  _("No new message found. "
1610                                                    "Search from the end?"),
1611                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1612                                 break;
1613                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1614                                 val = G_ALERTALTERNATE;
1615                                 break;
1616                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1617                                 val = !G_ALERTALTERNATE;
1618                                 break;
1619                         default:
1620                                 debug_print(
1621                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1622                 }
1623                 if (val != G_ALERTALTERNATE) return;
1624                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1625                                                      MSG_NEW, FALSE);
1626         }
1627
1628         if (!node)
1629                 alertpanel_notice(_("No new messages."));
1630         else
1631                 summary_select_node(summaryview, node, TRUE, FALSE);
1632 }
1633
1634 void summary_select_next_new(SummaryView *summaryview)
1635 {
1636         GtkCTreeNode *node = summaryview->selected;
1637         gboolean skip_cur = FALSE;
1638
1639         if (summaryview->displayed
1640         &&  summaryview->selected == summaryview->displayed) {
1641                 debug_print("skipping cur (%p %p)\n",
1642                         summaryview->displayed, summaryview->selected);
1643                 skip_cur = TRUE;
1644         }
1645
1646
1647         node = summary_find_next_flagged_msg
1648                 (summaryview, node, MSG_NEW, skip_cur);
1649
1650         if (node)
1651                 summary_select_node(summaryview, node, TRUE, FALSE);
1652         else {
1653                 node = summary_find_next_flagged_msg
1654                         (summaryview, NULL, MSG_NEW, FALSE);
1655                 if (node == NULL || node == summaryview->selected) {
1656                         AlertValue val = 0;
1657
1658                         switch (prefs_common.next_unread_msg_dialog) {
1659                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1660                                         val = alertpanel(_("No more new messages"),
1661                                                          _("No new message found. "
1662                                                            "Go to next folder?"),
1663                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1664                                         break;
1665                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1666                                         val = G_ALERTALTERNATE;
1667                                         break;
1668                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1669                                         val = G_ALERTOTHER;
1670                                         break;
1671                                 default:
1672                                         debug_print(
1673                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1674                         }
1675
1676                         if (val == G_ALERTALTERNATE) {
1677                                 folderview_select_next_new(summaryview->folderview);
1678                                 return;
1679                         }
1680                         else
1681                                 return;
1682                 } else
1683                         summary_select_node(summaryview, node, TRUE, FALSE);
1684
1685         }
1686 }
1687
1688 void summary_select_prev_marked(SummaryView *summaryview)
1689 {
1690         GtkCTreeNode *node;
1691
1692         node = summary_find_prev_flagged_msg
1693                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1694
1695         if (!node) {
1696                 AlertValue val;
1697
1698                 val = alertpanel(_("No more marked messages"),
1699                                  _("No marked message found. "
1700                                    "Search from the end?"),
1701                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1702                 if (val != G_ALERTALTERNATE) return;
1703                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1704                                                      MSG_MARKED, TRUE);
1705         }
1706
1707         if (!node)
1708                 alertpanel_notice(_("No marked messages."));
1709         else
1710                 summary_select_node(summaryview, node, TRUE, FALSE);
1711 }
1712
1713 void summary_select_next_marked(SummaryView *summaryview)
1714 {
1715         GtkCTreeNode *node = summaryview->selected;
1716         gboolean skip_cur = FALSE;
1717
1718         if (summaryview->displayed
1719         &&  summaryview->selected == summaryview->displayed) {
1720                 debug_print("skipping cur (%p %p)\n",
1721                         summaryview->displayed, summaryview->selected);
1722                 skip_cur = TRUE;
1723         }
1724
1725
1726         node = summary_find_next_flagged_msg
1727                 (summaryview, node, MSG_MARKED, skip_cur);
1728
1729         if (node)
1730                 summary_select_node(summaryview, node, TRUE, FALSE);
1731         else {
1732                 node = summary_find_next_flagged_msg
1733                         (summaryview, NULL, MSG_MARKED, FALSE);
1734                 if (node == NULL || node == summaryview->selected) {
1735                         AlertValue val = 0;
1736
1737                         switch (prefs_common.next_unread_msg_dialog) {
1738                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1739                                         val = alertpanel(_("No more marked messages"),
1740                                                          _("No marked message found. "
1741                                                            "Go to next folder?"),
1742                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1743                                         break;
1744                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1745                                         val = G_ALERTALTERNATE;
1746                                         break;
1747                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1748                                         val = G_ALERTOTHER;
1749                                         break;
1750                                 default:
1751                                         debug_print(
1752                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1753                         }
1754
1755                         if (val == G_ALERTALTERNATE) {
1756                                 folderview_select_next_marked(summaryview->folderview);
1757                                 return;
1758                         }
1759                         else
1760                                 return;
1761                 } else
1762                         summary_select_node(summaryview, node, TRUE, FALSE);
1763
1764         }
1765 }
1766
1767 void summary_select_prev_labeled(SummaryView *summaryview)
1768 {
1769         GtkCTreeNode *node;
1770
1771         node = summary_find_prev_flagged_msg
1772                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1773
1774         if (!node) {
1775                 AlertValue val;
1776
1777                 val = alertpanel(_("No more labeled messages"),
1778                                  _("No labeled message found. "
1779                                    "Search from the end?"),
1780                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1781                 if (val != G_ALERTALTERNATE) return;
1782                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1783                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1784         }
1785
1786         if (!node)
1787                 alertpanel_notice(_("No labeled messages."));
1788         else
1789                 summary_select_node(summaryview, node, TRUE, FALSE);
1790 }
1791
1792 void summary_select_next_labeled(SummaryView *summaryview)
1793 {
1794         GtkCTreeNode *node;
1795
1796         node = summary_find_next_flagged_msg
1797                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1798
1799         if (!node) {
1800                 AlertValue val;
1801
1802                 val = alertpanel(_("No more labeled messages"),
1803                                  _("No labeled message found. "
1804                                    "Search from the beginning?"),
1805                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1806                 if (val != G_ALERTALTERNATE) return;
1807                 node = summary_find_next_flagged_msg(summaryview, NULL,
1808                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1809         }
1810
1811         if (!node)
1812                 alertpanel_notice(_("No labeled messages."));
1813         else
1814                 summary_select_node(summaryview, node, TRUE, FALSE);
1815 }
1816
1817 void summary_select_last_read(SummaryView *summaryview)
1818 {
1819         if (summaryview->last_displayed)
1820                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1821 }
1822
1823 void summary_select_parent(SummaryView *summaryview)
1824 {
1825         GtkCTreeNode *node = NULL;
1826
1827         if (summaryview->selected)
1828                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1829         if (node)
1830                 summary_select_node(summaryview, node, TRUE, FALSE);
1831 }
1832
1833 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1834 {
1835         GtkCTreeNode *node;
1836
1837         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1838         summary_select_node(summaryview, node, FALSE, TRUE);
1839 }
1840
1841 typedef struct _PostponedSelectData
1842 {
1843         GtkCTree *ctree;
1844         GtkCTreeNode *row;
1845         GtkCTreeNode *node;
1846         GtkScrollType type;
1847         gint column;
1848         SummaryView *summaryview;
1849         gboolean display_msg;
1850         gboolean do_refresh;
1851 } PostponedSelectData;
1852
1853 static gboolean summary_select_retry(void *data)
1854 {
1855         PostponedSelectData *psdata = (PostponedSelectData *)data;
1856         debug_print("trying again\n");
1857         if (psdata->row)
1858                 summary_selected(psdata->ctree, psdata->row,
1859                             psdata->column, psdata->summaryview);
1860         else if (psdata->node)
1861                 summary_select_node(psdata->summaryview, psdata->node,
1862                             psdata->display_msg, psdata->do_refresh);
1863         else
1864                 summary_step(psdata->summaryview, psdata->type);
1865         g_free(psdata);
1866         return FALSE;
1867 }
1868
1869 /**
1870  * summary_select_node:
1871  * @summaryview: Summary view.
1872  * @node: Summary tree node.
1873  * @display_msg: TRUE to display the selected message.
1874  * @do_refresh: TRUE to refresh the widget.
1875  *
1876  * Select @node (bringing it into view by scrolling and expanding its
1877  * thread, if necessary) and unselect all others.  If @display_msg is
1878  * TRUE, display the corresponding message in the message view.
1879  * If @do_refresh is TRUE, the widget is refreshed.
1880  **/
1881 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1882                          gboolean display_msg, gboolean do_refresh)
1883 {
1884         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1885
1886         if (summary_is_locked(summaryview)
1887         && !GTK_SCTREE(ctree)->selecting_range
1888         && summaryview->messageview->mimeview
1889         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
1890         && summaryview->messageview->mimeview->textview->loading) {
1891                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
1892                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
1893
1894                 data->ctree = ctree;
1895                 data->row = NULL;
1896                 data->node = node;
1897                 data->summaryview = summaryview;
1898                 data->display_msg = display_msg;
1899                 data->do_refresh = do_refresh;
1900                 debug_print("postponing open of message till end of load\n");
1901                 g_timeout_add(100, summary_select_retry, data);
1902                 return;
1903         }
1904         if (summary_is_locked(summaryview)) {
1905                 return;
1906         }
1907         if (!summaryview->folder_item)
1908                 return;
1909         if (node) {
1910                 gtkut_ctree_expand_parent_all(ctree, node);
1911                 if (do_refresh) {
1912                         summary_lock(summaryview);
1913                         GTK_EVENTS_FLUSH();
1914                         summary_unlock(summaryview);
1915                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1916                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1917                 }
1918                 if (display_msg && summaryview->displayed == node)
1919                         summaryview->displayed = NULL;
1920                 summaryview->display_msg = display_msg;
1921                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1922                 if (summaryview->selected == NULL)
1923                         summaryview->selected = node;
1924         }
1925 }
1926
1927 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1928 {
1929         GtkCTree *ctree =NULL;
1930         MsgInfo *msginfo;
1931
1932         if (!summaryview)
1933                 return 0;
1934         ctree = GTK_CTREE(summaryview->ctree);
1935         if (!node)
1936                 return 0;
1937         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1938         if (msginfo)
1939                 return msginfo->msgnum;
1940         else
1941                 return -1;
1942 }
1943
1944 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1945                                            GtkCTreeNode *current_node)
1946 {
1947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1948         GtkCTreeNode *node;
1949         MsgInfo *msginfo;
1950
1951         if (current_node)
1952                 node = current_node;
1953         else
1954                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1955
1956         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1957                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1958                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1959         }
1960
1961         return node;
1962 }
1963
1964 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1965                                            GtkCTreeNode *current_node)
1966 {
1967         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1968         GtkCTreeNode *node;
1969         MsgInfo *msginfo;
1970
1971         if (current_node)
1972                 node = current_node;
1973         else
1974                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1975
1976         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1977                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1978                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1979                 && !MSG_IS_MOVE(msginfo->flags)) break;
1980         }
1981
1982         return node;
1983 }
1984
1985 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1986                                                    GtkCTreeNode *current_node,
1987                                                    MsgPermFlags flags,
1988                                                    gboolean start_from_prev)
1989 {
1990         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1991         GtkCTreeNode *node;
1992         MsgInfo *msginfo;
1993
1994         if (current_node) {
1995                 if (start_from_prev)
1996                         node = GTK_CTREE_NODE_PREV(current_node);
1997                 else
1998                         node = current_node;
1999         } else
2000                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2001
2002         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2003                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2004                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
2005         }
2006
2007         return node;
2008 }
2009
2010 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
2011                                                    GtkCTreeNode *current_node,
2012                                                    MsgPermFlags flags,
2013                                                    gboolean start_from_next)
2014 {
2015         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2016         GtkCTreeNode *node;
2017         MsgInfo *msginfo;
2018
2019         if (current_node) {
2020                 if (start_from_next)
2021                         node = gtkut_ctree_node_next(ctree, current_node);
2022                 else
2023                         node = current_node;
2024         } else
2025                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2026
2027         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2028                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2029                 /* Find msg with matching flags but ignore messages with
2030                    ignore flags, if searching for new or unread messages */
2031                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
2032                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
2033                         )
2034                         break;
2035         }
2036
2037         return node;
2038 }
2039
2040 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
2041                                                 guint msgnum)
2042 {
2043         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2044         GtkCTreeNode *node;
2045         MsgInfo *msginfo;
2046
2047         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2048
2049         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2050                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2051                 if (msginfo && msginfo->msgnum == msgnum) break;
2052         }
2053
2054         return node;
2055 }
2056
2057 static guint attract_hash_func(gconstpointer key)
2058 {
2059         gchar *str;
2060         gchar *p;
2061         guint h;
2062
2063         Xstrdup_a(str, (const gchar *)key, return 0);
2064         trim_subject(str);
2065
2066         p = str;
2067         h = *p;
2068
2069         if (h) {
2070                 for (p += 1; *p != '\0'; p++)
2071                         h = (h << 5) - h + *p;
2072         }
2073
2074         return h;
2075 }
2076
2077 static gint attract_compare_func(gconstpointer a, gconstpointer b)
2078 {
2079         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
2080 }
2081
2082 void summary_attract_by_subject(SummaryView *summaryview)
2083 {
2084         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2085         GtkCList *clist = GTK_CLIST(ctree);
2086         GtkCTreeNode *src_node;
2087         GtkCTreeNode *dst_node, *sibling;
2088         GtkCTreeNode *tmp;
2089         MsgInfo *src_msginfo, *dst_msginfo;
2090         GHashTable *subject_table;
2091
2092         debug_print("Attracting messages by subject...");
2093         STATUSBAR_PUSH(summaryview->mainwin,
2094                        _("Attracting messages by subject..."));
2095
2096         main_window_cursor_wait(summaryview->mainwin);
2097         summary_freeze(summaryview);
2098
2099         subject_table = g_hash_table_new(attract_hash_func,
2100                                          attract_compare_func);
2101
2102         for (src_node = GTK_CTREE_NODE(clist->row_list);
2103              src_node != NULL;
2104              src_node = tmp) {
2105                 tmp = GTK_CTREE_ROW(src_node)->sibling;
2106                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
2107                 if (!src_msginfo) continue;
2108                 if (!src_msginfo->subject) continue;
2109
2110                 /* find attracting node */
2111                 dst_node = g_hash_table_lookup(subject_table,
2112                                                src_msginfo->subject);
2113
2114                 if (dst_node) {
2115                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
2116
2117                         /* if the time difference is more than 20 days,
2118                            don't attract */
2119                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
2120                             > 60 * 60 * 24 * 20)
2121                                 continue;
2122
2123                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
2124                         if (src_node != sibling)
2125                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
2126                 }
2127
2128                 g_hash_table_insert(subject_table,
2129                                     src_msginfo->subject, src_node);
2130         }
2131
2132         g_hash_table_destroy(subject_table);
2133
2134         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2135
2136         summary_thaw(summaryview);
2137
2138         debug_print("done.\n");
2139         STATUSBAR_POP(summaryview->mainwin);
2140
2141         main_window_cursor_normal(summaryview->mainwin);
2142 }
2143
2144 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2145                                       gpointer data)
2146 {
2147         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2148
2149         if (msginfo)
2150                 procmsg_msginfo_free(msginfo);
2151 }
2152
2153 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2154                                    gpointer data)
2155 {
2156         SummaryView *summaryview = data;
2157         MsgInfo *msginfo;
2158
2159         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2160
2161         if (MSG_IS_DELETED(msginfo->flags))
2162                 summaryview->deleted++;
2163
2164         summaryview->total_size += msginfo->size;
2165
2166         summary_set_row_marks(summaryview, node);
2167 }
2168
2169 static void summary_update_status(SummaryView *summaryview)
2170 {
2171         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2172         GtkCTreeNode *node;
2173         MsgInfo *msginfo;
2174
2175         summaryview->total_size =
2176         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2177
2178         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2179              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2180                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2181
2182                 if (MSG_IS_DELETED(msginfo->flags))
2183                         summaryview->deleted++;
2184                 if (MSG_IS_MOVE(msginfo->flags))
2185                         summaryview->moved++;
2186                 if (MSG_IS_COPY(msginfo->flags))
2187                         summaryview->copied++;
2188                 summaryview->total_size += msginfo->size;
2189         }
2190 }
2191
2192 static void summary_status_show(SummaryView *summaryview)
2193 {
2194         gchar *str;
2195         gchar *del, *mv, *cp;
2196         gchar *sel;
2197         gchar *spc;
2198         gchar *itstr;
2199         GList *rowlist, *cur;
2200         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2201         off_t sel_size = 0, n_size = 0;
2202         MsgInfo *msginfo;
2203         gchar *name;
2204
2205         if (!summaryview->folder_item) {
2206                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2207                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2208                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2209                 toolbar_main_set_sensitive(summaryview->mainwin);
2210                 return;
2211         }
2212
2213         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2214         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2215                 msginfo = gtk_ctree_node_get_row_data
2216                         (GTK_CTREE(summaryview->ctree),
2217                          GTK_CTREE_NODE(cur->data));
2218                 if (msginfo) {
2219                         sel_size += msginfo->size;
2220                         n_selected++;
2221                 }
2222         }
2223
2224         if (summaryview->folder_item->hide_read_msgs
2225         || quicksearch_is_active(summaryview->quicksearch)) {
2226                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2227                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2228                         msginfo = gtk_ctree_node_get_row_data
2229                                 (GTK_CTREE(summaryview->ctree),
2230                                  GTK_CTREE_NODE(cur));
2231                         if (msginfo) {
2232                                 n_size += msginfo->size;
2233                                 n_total++;
2234                                 if (MSG_IS_NEW(msginfo->flags))
2235                                         n_new++;
2236                                 if (MSG_IS_UNREAD(msginfo->flags))
2237                                         n_unread++;
2238                         }
2239                 }
2240         } else {
2241                 n_new = summaryview->folder_item->new_msgs;
2242                 n_unread = summaryview->folder_item->unread_msgs;
2243                 n_total = summaryview->folder_item->total_msgs;
2244                 n_size = summaryview->total_size;
2245         }
2246
2247         name = folder_item_get_name(summaryview->folder_item);
2248         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2249         g_free(name);
2250
2251         if (summaryview->deleted)
2252                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2253         else
2254                 del = g_strdup("");
2255         if (summaryview->moved)
2256                 mv = g_strdup_printf(_("%s%d moved"),
2257                                      summaryview->deleted ? _(", ") : "",
2258                                      summaryview->moved);
2259         else
2260                 mv = g_strdup("");
2261         if (summaryview->copied)
2262                 cp = g_strdup_printf(_("%s%d copied"),
2263                                      summaryview->deleted ||
2264                                      summaryview->moved ? _(", ") : "",
2265                                      summaryview->copied);
2266         else
2267                 cp = g_strdup("");
2268
2269         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2270                 spc = "    ";
2271         else
2272                 spc = "";
2273
2274         if (n_selected) {
2275                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2276                 if (n_selected == 1)
2277                         itstr = g_strdup(_(" item selected"));
2278                 else
2279                         itstr = g_strdup(_(" items selected"));
2280         } else {
2281                 sel = g_strdup("");
2282                 itstr = g_strdup("");
2283         }
2284
2285         str = g_strconcat(n_selected ? itos(n_selected) : "",
2286                                         itstr, sel, spc, del, mv, cp, NULL);
2287         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2288         g_free(str);
2289         g_free(sel);
2290         g_free(del);
2291         g_free(mv);
2292         g_free(cp);
2293         g_free(itstr);
2294
2295         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2296
2297                                       n_new, n_unread, n_total,
2298                                       to_human_readable(n_size));
2299         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2300         g_free(str);
2301         toolbar_main_set_sensitive(summaryview->mainwin);
2302 }
2303
2304 static void summary_set_column_titles(SummaryView *summaryview)
2305 {
2306         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2307         FolderItem *item = summaryview->folder_item;
2308         GtkWidget *hbox;
2309         GtkWidget *label;
2310         GtkWidget *arrow;
2311         gint pos;
2312         const gchar *title;
2313         SummaryColumnType type;
2314         GtkJustification justify;
2315
2316         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2317                 SORT_BY_MARK,
2318                 SORT_BY_STATUS,
2319                 SORT_BY_MIME,
2320                 SORT_BY_SUBJECT,
2321                 SORT_BY_FROM,
2322                 SORT_BY_TO,
2323                 SORT_BY_DATE,
2324                 SORT_BY_SIZE,
2325                 SORT_BY_NUMBER,
2326                 SORT_BY_SCORE,
2327                 SORT_BY_LOCKED
2328         };
2329
2330         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2331                 type = summaryview->col_state[pos].type;
2332
2333                 /* CLAWS: mime and unread are single char headers */
2334                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2335                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2336
2337                 switch (type) {
2338                 case S_COL_SUBJECT:
2339                 case S_COL_FROM:
2340                 case S_COL_TO:
2341                 case S_COL_DATE:
2342                 case S_COL_NUMBER:
2343                         if(type == S_COL_FROM && item != NULL &&
2344                                         FOLDER_SHOWS_TO_HDR(item) &&
2345                                         !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2346                                 type = S_COL_TO;
2347                         if (prefs_common.trans_hdr)
2348                                 title = gettext(col_label[type]);
2349                         else
2350                                 title = col_label[type];
2351                         break;
2352                 default:
2353                         title = gettext(col_label[type]);
2354                 }
2355
2356                 if (type == S_COL_MIME) {
2357                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2358                         gtk_widget_show(label);
2359                         gtk_clist_set_column_widget(clist, pos, label);
2360                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Attachment"));
2361                         continue;
2362                 } else if (type == S_COL_MARK) {
2363                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2364                         gtk_widget_show(label);
2365                         gtk_clist_set_column_widget(clist, pos, label);
2366                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Mark"));
2367                         continue;
2368                 } else if (type == S_COL_LOCKED) {
2369                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2370                         gtk_widget_show(label);
2371                         gtk_clist_set_column_widget(clist, pos, label);
2372                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Locked"));
2373                         continue;
2374                 } else if (type == S_COL_STATUS) {
2375                         gtk_clist_set_column_title(clist, pos, title);
2376                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Status"));
2377                         continue;
2378                 }
2379
2380                 hbox  = gtk_hbox_new(FALSE, 4);
2381                 label = gtk_label_new(title);
2382
2383                 if (justify == GTK_JUSTIFY_RIGHT)
2384                         gtk_box_pack_end(GTK_BOX(hbox), label,
2385                                          FALSE, FALSE, 0);
2386                 else
2387                         gtk_box_pack_start(GTK_BOX(hbox), label,
2388                                            FALSE, FALSE, 0);
2389
2390                 if (summaryview->sort_key == sort_by[type]) {
2391                         arrow = gtk_arrow_new
2392                                 (summaryview->sort_type == SORT_ASCENDING
2393                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2394                                  GTK_SHADOW_IN);
2395                         if (justify == GTK_JUSTIFY_RIGHT)
2396                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2397                                                    FALSE, FALSE, 0);
2398                         else
2399                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2400                                                  FALSE, FALSE, 0);
2401                 }
2402
2403                 gtk_widget_show_all(hbox);
2404                 gtk_clist_set_column_widget(clist, pos, hbox);
2405         }
2406 }
2407
2408 void summary_reflect_prefs(void)
2409 {
2410         static gchar *last_font = NULL;
2411         gboolean update_font = TRUE;
2412         SummaryView *summaryview = NULL;
2413
2414         if (!mainwindow_get_mainwindow())
2415                 return;
2416         summaryview = mainwindow_get_mainwindow()->summaryview;
2417
2418         if (last_font && !strcmp(last_font, NORMAL_FONT))
2419                 update_font = FALSE;
2420
2421         g_free(last_font);
2422
2423         last_font = g_strdup(NORMAL_FONT);
2424
2425         if (update_font) {
2426                 bold_style = bold_marked_style = bold_deleted_style =
2427                         small_style = small_marked_style = small_deleted_style = NULL;
2428                 summary_set_fonts(summaryview);
2429         }
2430
2431         summary_set_column_titles(summaryview);
2432         summary_show(summaryview, summaryview->folder_item);
2433 }
2434
2435 void summary_sort(SummaryView *summaryview,
2436                   FolderSortKey sort_key, FolderSortType sort_type)
2437 {
2438         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2439         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2440         GtkCListCompareFunc cmp_func = NULL;
2441         START_TIMING("");
2442         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2443                                        G_CALLBACK(summary_tree_expanded), summaryview);
2444         summary_freeze(summaryview);
2445
2446         switch (sort_key) {
2447         case SORT_BY_MARK:
2448                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2449                 break;
2450         case SORT_BY_STATUS:
2451                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2452                 break;
2453         case SORT_BY_MIME:
2454                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2455                 break;
2456         case SORT_BY_NUMBER:
2457                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2458                 break;
2459         case SORT_BY_SIZE:
2460                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2461                 break;
2462         case SORT_BY_DATE:
2463                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2464                 break;
2465         case SORT_BY_FROM:
2466                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2467                 break;
2468         case SORT_BY_SUBJECT:
2469                 if (summaryview->simplify_subject_preg)
2470                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2471                 else
2472                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2473                 break;
2474         case SORT_BY_SCORE:
2475                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2476                 break;
2477         case SORT_BY_LABEL:
2478                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2479                 break;
2480         case SORT_BY_TO:
2481                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2482                 break;
2483         case SORT_BY_LOCKED:
2484                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2485                 break;
2486         case SORT_BY_NONE:
2487                 break;
2488         default:
2489                 goto unlock;
2490         }
2491
2492         summaryview->sort_key = sort_key;
2493         summaryview->sort_type = sort_type;
2494
2495         summary_set_column_titles(summaryview);
2496         summary_set_menu_sensitive(summaryview);
2497
2498         /* allow fallback to don't sort */
2499         if (summaryview->sort_key == SORT_BY_NONE)
2500                 goto unlock;
2501
2502         if (cmp_func != NULL) {
2503                 debug_print("Sorting summary...");
2504                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2505
2506                 main_window_cursor_wait(summaryview->mainwin);
2507
2508                 gtk_clist_set_compare_func(clist, cmp_func);
2509
2510                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2511                 gtk_sctree_sort_recursive(ctree, NULL);
2512
2513                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2514
2515                 main_window_cursor_normal(summaryview->mainwin);
2516
2517                 debug_print("done.\n");
2518                 STATUSBAR_POP(summaryview->mainwin);
2519         }
2520 unlock:
2521         summary_thaw(summaryview);
2522         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2523                                        G_CALLBACK(summary_tree_expanded), summaryview);
2524         END_TIMING();
2525 }
2526
2527 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2528                                    GtkCTreeNode *cnode, gpointer data)
2529 {
2530         SummaryView *summaryview = (SummaryView *)data;
2531         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2532         gchar *text[N_SUMMARY_COLS];
2533         gint *col_pos = summaryview->col_pos;
2534         const gchar *msgid = msginfo->msgid;
2535         GHashTable *msgid_table = summaryview->msgid_table;
2536
2537         summary_set_header(summaryview, text, msginfo);
2538
2539         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2540                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2541 #define SET_TEXT(col) {                                         \
2542         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2543                                 text[col_pos[col]]);            \
2544 }
2545
2546         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2547                 SET_TEXT(S_COL_NUMBER);
2548         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2549                 SET_TEXT(S_COL_SCORE);
2550         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2551                 SET_TEXT(S_COL_SIZE);
2552         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2553                 SET_TEXT(S_COL_DATE);
2554         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2555                 SET_TEXT(S_COL_FROM);
2556         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2557                 SET_TEXT(S_COL_TO);
2558
2559 #undef SET_TEXT
2560
2561         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2562         summary_set_marks_func(ctree, cnode, summaryview);
2563
2564         if (msgid && msgid[0] != '\0')
2565                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2566
2567         return TRUE;
2568 }
2569
2570 static void summary_set_ctree_from_list(SummaryView *summaryview,
2571                                         GSList *mlist)
2572 {
2573         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2574         MsgInfo *msginfo;
2575         GtkCTreeNode *node = NULL;
2576         GHashTable *msgid_table;
2577         GHashTable *subject_table = NULL;
2578         GSList * cur;
2579         START_TIMING("");
2580
2581         if (!mlist) return;
2582
2583         debug_print("\tSetting summary from message data...");
2584         STATUSBAR_PUSH(summaryview->mainwin,
2585                        _("Setting summary from message data..."));
2586         gdk_flush();
2587
2588         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2589                                        G_CALLBACK(summary_tree_expanded), summaryview);
2590
2591         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2592         summaryview->msgid_table = msgid_table;
2593
2594         if (prefs_common.thread_by_subject) {
2595                 subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2596                 summaryview->subject_table = subject_table;
2597         } else {
2598                 summaryview->subject_table = NULL;
2599         }
2600
2601         if (prefs_common.use_addr_book)
2602                 start_address_completion(NULL);
2603
2604         if (summaryview->threaded) {
2605                 GNode *root, *gnode;
2606                 START_TIMING("threaded");
2607                 root = procmsg_get_thread_tree(mlist);
2608
2609                 for (gnode = root->children; gnode != NULL;
2610                      gnode = gnode->next) {
2611                         node = gtk_sctree_insert_gnode
2612                                 (ctree, NULL, node, gnode,
2613                                  summary_insert_gnode_func, summaryview);
2614                 }
2615
2616                 g_node_destroy(root);
2617
2618                 END_TIMING();
2619         } else {
2620                 gchar *text[N_SUMMARY_COLS];
2621                 START_TIMING("unthreaded");
2622                 cur = mlist;
2623                 for (; mlist != NULL; mlist = mlist->next) {
2624                         msginfo = (MsgInfo *)mlist->data;
2625
2626                         summary_set_header(summaryview, text, msginfo);
2627
2628                         node = gtk_sctree_insert_node
2629                                 (ctree, NULL, node, text, 2,
2630                                  NULL, NULL, NULL, NULL,
2631                                  FALSE, FALSE);
2632
2633                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2634                         summary_set_marks_func(ctree, node, summaryview);
2635
2636                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2637                                 g_hash_table_insert(msgid_table,
2638                                                     msginfo->msgid, node);
2639
2640                         if (prefs_common.thread_by_subject)
2641                                 subject_table_insert(subject_table,
2642                                              msginfo->subject,
2643                                              node);
2644                 }
2645                 mlist = cur;
2646                 END_TIMING();
2647         }
2648
2649         if (prefs_common.enable_hscrollbar &&
2650             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2651                 gint optimal_width;
2652
2653                 optimal_width = gtk_clist_optimal_column_width
2654                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2655                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2656                                            summaryview->col_pos[S_COL_SUBJECT],
2657                                            optimal_width);
2658         }
2659
2660         if (prefs_common.use_addr_book)
2661                 end_address_completion();
2662
2663         debug_print("done.\n");
2664         STATUSBAR_POP(summaryview->mainwin);
2665         if (debug_get_mode()) {
2666                 debug_print("\tmsgid hash table size = %d\n",
2667                             g_hash_table_size(msgid_table));
2668                 if (prefs_common.thread_by_subject)
2669                         debug_print("\tsubject hash table size = %d\n",
2670                             g_hash_table_size(subject_table));
2671         }
2672
2673         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2674
2675         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2676
2677         if (prefs_common.bold_unread) {
2678                 START_TIMING("bold_unread");
2679                 while (node) {
2680                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2681                         if (GTK_CTREE_ROW(node)->children)
2682                                 summary_set_row_marks(summaryview, node);
2683                         node = next;
2684                 }
2685                 END_TIMING();
2686         }
2687
2688         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2689                                        G_CALLBACK(summary_tree_expanded), summaryview);
2690         END_TIMING();
2691 }
2692
2693 static gchar *summary_complete_address(const gchar *addr)
2694 {
2695         gint count;
2696         gchar *res, *tmp, *email_addr;
2697
2698         if (addr == NULL)
2699                 return NULL;
2700
2701         Xstrdup_a(email_addr, addr, return NULL);
2702         extract_address(email_addr);
2703         if (!*email_addr)
2704                 return NULL;
2705
2706         /*
2707          * completion stuff must be already initialized
2708          */
2709         res = NULL;
2710         if (1 < (count = complete_address(email_addr))) {
2711                 tmp = get_complete_address(1);
2712                 res = procheader_get_fromname(tmp);
2713                 g_free(tmp);
2714         }
2715
2716         return res;
2717 }
2718
2719 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2720                                MsgInfo *msginfo)
2721 {
2722         static gchar date_modified[80];
2723         static gchar col_score[11];
2724         static gchar buf[BUFFSIZE];
2725         gint *col_pos = summaryview->col_pos;
2726         gchar *from_text = NULL, *to_text = NULL;
2727         gboolean should_swap = FALSE;
2728
2729         text[col_pos[S_COL_FROM]]   = "";
2730         text[col_pos[S_COL_TO]]     = "";
2731         text[col_pos[S_COL_SUBJECT]]= "";
2732         text[col_pos[S_COL_MARK]]   = "";
2733         text[col_pos[S_COL_STATUS]] = "";
2734         text[col_pos[S_COL_MIME]]   = "";
2735         text[col_pos[S_COL_LOCKED]] = "";
2736         text[col_pos[S_COL_DATE]]   = "";
2737         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2738                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2739         else
2740                 text[col_pos[S_COL_NUMBER]] = "";
2741
2742         /* slow! */
2743         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2744                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2745         else
2746                 text[col_pos[S_COL_SIZE]] = "";
2747
2748         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2749                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2750         else
2751                 text[col_pos[S_COL_SCORE]] = "";
2752
2753         /* slow! */
2754         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2755                 if (msginfo->date_t) {
2756                         procheader_date_get_localtime(date_modified,
2757                                                       sizeof(date_modified),
2758                                                       msginfo->date_t);
2759                         text[col_pos[S_COL_DATE]] = date_modified;
2760                 } else if (msginfo->date)
2761                         text[col_pos[S_COL_DATE]] = msginfo->date;
2762                 else
2763                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2764         }
2765
2766         if (prefs_common.swap_from && msginfo->from && msginfo->to
2767         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2768                 gchar *addr = NULL;
2769
2770                 addr = g_strdup(msginfo->from);
2771
2772                 if (addr) {
2773                         extract_address(addr);
2774                         if (account_find_from_address(addr)) {
2775                                 should_swap = TRUE;
2776                         }
2777                         g_free(addr);
2778                 }
2779         }
2780
2781         if (!prefs_common.use_addr_book) {
2782                 from_text = msginfo->fromname ?
2783                                 msginfo->fromname :
2784                                 _("(No From)");
2785         } else {
2786                 gchar buf[BUFFSIZE];
2787                 gchar *tmp = summary_complete_address(msginfo->from);
2788                 if (tmp) {
2789                         strncpy2(buf, tmp, sizeof(buf));
2790                         g_free(tmp);
2791                         from_text = buf;
2792                 } else {
2793                         from_text = (msginfo->fromname) ?
2794                                         msginfo->fromname:
2795                                         _("(No From)");
2796                 }
2797         }
2798
2799         to_text = msginfo->to ? msginfo->to :
2800                    (msginfo->cc ? msginfo->cc :
2801                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2802                      )
2803                    );
2804
2805         text[col_pos[S_COL_TO]] = to_text;
2806         if (!should_swap) {
2807                 text[col_pos[S_COL_FROM]] = from_text;
2808         } else {
2809                 gchar tmp[BUFFSIZE];
2810                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2811                 tmp[BUFFSIZE-1]='\0';
2812                 text[col_pos[S_COL_FROM]] = tmp;
2813         }
2814
2815         if (summaryview->simplify_subject_preg != NULL)
2816                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2817                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2818                                         summaryview->simplify_subject_preg) :
2819                         _("(No Subject)");
2820         else
2821                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2822                         _("(No Subject)");
2823 }
2824
2825 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2826 {
2827         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2828 }
2829
2830 static gboolean defer_change(gpointer data);
2831 typedef struct _ChangeData {
2832         MsgInfo *info;
2833         gint op; /* 0, 1, 2 for unset, set, change */
2834         MsgPermFlags set_flags;
2835         MsgTmpFlags  set_tmp_flags;
2836         MsgPermFlags unset_flags;
2837         MsgTmpFlags  unset_tmp_flags;
2838 } ChangeData;
2839
2840 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2841 {
2842         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2843                 debug_print("flags: doing unset now\n");
2844                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2845         } else {
2846                 ChangeData *unset_data = g_new0(ChangeData, 1);
2847                 unset_data->info = msginfo;
2848                 unset_data->op = 0;
2849                 unset_data->unset_flags = flags;
2850                 unset_data->unset_tmp_flags = tmp_flags;
2851                 debug_print("flags: deferring unset\n");
2852                 g_timeout_add(100, defer_change, unset_data);
2853         }
2854 }
2855
2856 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2857 {
2858         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2859                 debug_print("flags: doing set now\n");
2860                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2861         } else {
2862                 ChangeData *set_data = g_new0(ChangeData, 1);
2863                 set_data->info = msginfo;
2864                 set_data->op = 1;
2865                 set_data->set_flags = flags;
2866                 set_data->set_tmp_flags = tmp_flags;
2867                 debug_print("flags: deferring set\n");
2868                 g_timeout_add(100, defer_change, set_data);
2869         }
2870 }
2871
2872 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2873                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2874                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2875 {
2876         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2877                 debug_print("flags: doing change now\n");
2878                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2879                         rem_flags, rem_tmp_flags);
2880         } else {
2881                 ChangeData *change_data = g_new0(ChangeData, 1);
2882                 change_data->info = msginfo;
2883                 change_data->op = 2;
2884                 change_data->set_flags = add_flags;
2885                 change_data->set_tmp_flags = add_tmp_flags;
2886                 change_data->unset_flags = rem_flags;
2887                 change_data->unset_tmp_flags = rem_tmp_flags;
2888                 debug_print("flags: deferring change\n");
2889                 g_timeout_add(100, defer_change, change_data);
2890         }
2891 }
2892
2893 gboolean defer_change(gpointer data)
2894 {
2895         ChangeData *chg = (ChangeData *)data;
2896         if (chg->info->folder && chg->info->folder->processing_pending) {
2897                 debug_print("flags: trying later\n");
2898                 return TRUE; /* try again */
2899         } else {
2900                 debug_print("flags: finally doing it\n");
2901                 switch(chg->op) {
2902                 case 0:
2903                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2904                         break;
2905                 case 1:
2906                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2907                         break;
2908                 case 2:
2909                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2910                                 chg->unset_flags, chg->unset_tmp_flags);
2911                         break;
2912                 default:
2913                         g_warning("shouldn't happen\n");
2914                 }
2915                 g_free(chg);
2916         }
2917         return FALSE;
2918 }
2919
2920 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2921                                       GtkCTreeNode *row)
2922 {
2923         g_return_if_fail(summaryview != NULL);
2924         g_return_if_fail(msginfo != NULL);
2925         g_return_if_fail(row != NULL);
2926
2927         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2928                 summary_msginfo_unset_flags
2929                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2930                 summary_set_row_marks(summaryview, row);
2931                 summary_status_show(summaryview);
2932         }
2933 }
2934
2935 typedef struct  {
2936         MsgInfo *msginfo;
2937         SummaryView *summaryview;
2938 } MarkAsReadData;
2939
2940 static int msginfo_mark_as_read_timeout(void *data)
2941 {
2942         MarkAsReadData *mdata = (MarkAsReadData *)data;
2943         if (!mdata)
2944                 return FALSE;
2945
2946         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2947                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2948                                      mdata->summaryview->selected);
2949
2950         g_free(mdata);
2951
2952         return FALSE;
2953 }
2954
2955 static void summary_display_msg_full(SummaryView *summaryview,
2956                                      GtkCTreeNode *row,
2957                                      gboolean new_window, gboolean all_headers)
2958 {
2959         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2960         MsgInfo *msginfo;
2961         gint val;
2962         START_TIMING("");
2963         if (!new_window) {
2964                 if (summaryview->displayed == row)
2965                         return;
2966                 else
2967                         summaryview->messageview->filtered = FALSE;
2968         }
2969         g_return_if_fail(row != NULL);
2970
2971         if (summary_is_locked(summaryview)) return;
2972         summary_lock(summaryview);
2973
2974         STATUSBAR_POP(summaryview->mainwin);
2975         GTK_EVENTS_FLUSH();
2976
2977         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2978
2979         g_return_if_fail(msginfo);
2980
2981         if (new_window) {
2982                 MessageView *msgview;
2983
2984                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2985                 val = messageview_show(msgview, msginfo, all_headers);
2986         } else {
2987                 MessageView *msgview;
2988
2989                 msgview = summaryview->messageview;
2990                 summaryview->last_displayed = summaryview->displayed;
2991                 summaryview->displayed = row;
2992                 if (!messageview_is_visible(msgview)) {
2993                         main_window_toggle_message_view(summaryview->mainwin);
2994                         GTK_EVENTS_FLUSH();
2995                 }
2996                 val = messageview_show(msgview, msginfo, all_headers);
2997                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2998                         gtk_widget_grab_focus(summaryview->ctree);
2999                 gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3000                         GTK_CLIST(summaryview->ctree)->focus_row);
3001         }
3002
3003         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
3004                 if (prefs_common.mark_as_read_delay) {
3005                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
3006                         data->summaryview = summaryview;
3007                         data->msginfo = msginfo;
3008                         g_timeout_add(prefs_common.mark_as_read_delay * 1000,
3009                                 msginfo_mark_as_read_timeout, data);
3010                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
3011                         msginfo_mark_as_read(summaryview, msginfo, row);
3012                 }
3013         }
3014
3015         summary_set_menu_sensitive(summaryview);
3016         toolbar_main_set_sensitive(summaryview->mainwin);
3017         messageview_set_menu_sensitive(summaryview->messageview);
3018
3019         summary_unlock(summaryview);
3020         END_TIMING();
3021 }
3022
3023 void summary_display_msg_selected(SummaryView *summaryview,
3024                                   gboolean all_headers)
3025 {
3026         if (summary_is_locked(summaryview)) return;
3027         summaryview->displayed = NULL;
3028         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
3029                                  all_headers);
3030 }
3031
3032 void summary_redisplay_msg(SummaryView *summaryview)
3033 {
3034         GtkCTreeNode *node;
3035
3036         if (summaryview->displayed) {
3037                 node = summaryview->displayed;
3038                 summaryview->displayed = NULL;
3039                 summary_display_msg(summaryview, node);
3040         }
3041 }
3042
3043 void summary_open_msg(SummaryView *summaryview)
3044 {
3045         if (!summaryview->selected) return;
3046
3047         /* CLAWS: if separate message view, don't open a new window
3048          * but rather use the current separated message view */
3049         summary_display_msg_full(summaryview, summaryview->selected,
3050                                  prefs_common.sep_msg ? FALSE : TRUE,
3051                                  FALSE);
3052 }
3053
3054 void summary_view_source(SummaryView * summaryview)
3055 {
3056         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3057         MsgInfo *msginfo;
3058         SourceWindow *srcwin;
3059
3060         if (!summaryview->selected) return;
3061
3062         srcwin = source_window_create();
3063         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3064         source_window_show_msg(srcwin, msginfo);
3065         source_window_show(srcwin);
3066 }
3067
3068 void summary_reedit(SummaryView *summaryview)
3069 {
3070         MsgInfo *msginfo;
3071
3072         if (!summaryview->selected) return;
3073         if (!summaryview->folder_item) return;
3074         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3075                 return;
3076
3077         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3078                                               summaryview->selected);
3079         if (!msginfo) return;
3080
3081         compose_reedit(msginfo, FALSE);
3082 }
3083
3084 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3085 {
3086         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3087         GtkCTreeNode *node;
3088
3089         if (summary_is_locked(summaryview)
3090         && !GTK_SCTREE(ctree)->selecting_range
3091         && summaryview->messageview->mimeview
3092         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3093         && summaryview->messageview->mimeview->textview->loading) {
3094                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3095                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3096
3097                 data->ctree = ctree;
3098                 data->row = NULL;
3099                 data->node = NULL;
3100                 data->type = type;
3101                 data->summaryview = summaryview;
3102                 debug_print("postponing open of message till end of load\n");
3103                 g_timeout_add(100, summary_select_retry, data);
3104                 return FALSE;
3105         }
3106         if (summary_is_locked(summaryview))
3107                 return FALSE;
3108         if (type == GTK_SCROLL_STEP_FORWARD) {
3109                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3110                 if (node)
3111                         gtkut_ctree_expand_parent_all(ctree, node);
3112                 else
3113                         return FALSE;
3114         } else {
3115                 if (summaryview->selected) {
3116                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3117                         if (!node) return FALSE;
3118                 }
3119         }
3120
3121         if (messageview_is_visible(summaryview->messageview))
3122                 summaryview->display_msg = TRUE;
3123
3124         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3125
3126         if (GTK_CLIST(ctree)->selection)
3127                 gtk_sctree_set_anchor_row
3128                         (GTK_SCTREE(ctree),
3129                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3130
3131         return TRUE;
3132 }
3133
3134 void summary_toggle_view(SummaryView *summaryview)
3135 {
3136         if (!messageview_is_visible(summaryview->messageview) &&
3137             summaryview->selected)
3138                 summary_display_msg(summaryview,
3139                                     summaryview->selected);
3140         else
3141                 main_window_toggle_message_view(summaryview->mainwin);
3142 }
3143
3144 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3145                                                 GtkCTreeNode *node)
3146 {
3147         MsgInfo *msginfo;
3148
3149         if (node) {
3150                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3151                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3152                         return TRUE;
3153                 node = GTK_CTREE_ROW(node)->children;
3154         } else
3155                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3156
3157         while (node) {
3158                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3159                         return TRUE;
3160                 node = GTK_CTREE_ROW(node)->sibling;
3161         }
3162
3163         return FALSE;
3164 }
3165
3166 static gboolean summary_have_unread_children(SummaryView *summaryview,
3167                                              GtkCTreeNode *node)
3168 {
3169         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3170
3171         if (!node) return FALSE;
3172
3173         node = GTK_CTREE_ROW(node)->children;
3174
3175         while (node) {
3176                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3177                         return TRUE;
3178                 node = GTK_CTREE_ROW(node)->sibling;
3179         }
3180         return FALSE;
3181 }
3182
3183 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3184 {
3185         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3186         GtkStyle *style = NULL;
3187         MsgInfo *msginfo;
3188         MsgFlags flags;
3189         gint *col_pos = summaryview->col_pos;
3190
3191         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3192         if (!msginfo) return;
3193
3194         flags = msginfo->flags;
3195
3196         gtk_ctree_node_set_foreground(ctree, row, NULL);
3197
3198         /* set new/unread column */
3199         if (MSG_IS_IGNORE_THREAD(flags)) {
3200                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3201                                           ignorethreadxpm, ignorethreadxpmmask);
3202         } else if (MSG_IS_SPAM(flags)) {
3203                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3204                                           spamxpm, spamxpmmask);
3205         } else if (MSG_IS_NEW(flags)) {
3206                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3207                                           newxpm, newxpmmask);
3208         } else if (MSG_IS_UNREAD(flags)) {
3209                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3210                                           unreadxpm, unreadxpmmask);
3211         } else if (MSG_IS_REPLIED(flags)) {
3212                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3213                                           repliedxpm, repliedxpmmask);
3214         } else if (MSG_IS_FORWARDED(flags)) {
3215                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3216                                           forwardedxpm, forwardedxpmmask);
3217         } else {
3218                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3219                                         "");
3220         }
3221
3222         if (prefs_common.bold_unread &&
3223             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3224              (!GTK_CTREE_ROW(row)->expanded &&
3225               GTK_CTREE_ROW(row)->children &&
3226               summary_have_unread_children(summaryview, row))))
3227                 style = bold_style;
3228
3229         /* set mark column */
3230         if (MSG_IS_DELETED(flags)) {
3231                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3232                                           deletedxpm, deletedxpmmask);
3233                 if (style)
3234                         style = bold_deleted_style;
3235                 else {
3236                         style = small_deleted_style;
3237                 }
3238                         gtk_ctree_node_set_foreground
3239                                 (ctree, row, &summaryview->color_dim);
3240         } else if (MSG_IS_MARKED(flags)) {
3241                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3242                                           markxpm, markxpmmask);
3243         } else if (MSG_IS_MOVE(flags)) {
3244                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3245                                           movedxpm, movedxpmmask);
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 if (MSG_IS_COPY(flags)) {
3254                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3255                                           copiedxpm, copiedxpmmask);
3256                 if (style)
3257                         style = bold_marked_style;
3258                 else {
3259                         style = small_marked_style;
3260                 }
3261                         gtk_ctree_node_set_foreground
3262                                 (ctree, row, &summaryview->color_marked);
3263         } else {
3264                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3265         }
3266
3267         if (MSG_IS_LOCKED(flags)) {
3268                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3269                                           lockedxpm, lockedxpmmask);
3270         }
3271         else {
3272                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3273         }
3274
3275         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3276                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3277                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3278         } else if (MSG_IS_SIGNED(flags)) {
3279                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3280                                           gpgsignedxpm, gpgsignedxpmmask);
3281         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3282                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3283                                           clipkeyxpm, clipkeyxpmmask);
3284         } else if (MSG_IS_ENCRYPTED(flags)) {
3285                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3286                                           keyxpm, keyxpmmask);
3287         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3288                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3289                                           clipxpm, clipxpmmask);
3290         } else {
3291                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3292         }
3293         if (!style)
3294                 style = small_style;
3295
3296         gtk_ctree_node_set_row_style(ctree, row, style);
3297
3298         if (MSG_GET_COLORLABEL(flags))
3299                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3300 }
3301
3302 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3303 {
3304         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3305         MsgInfo *msginfo;
3306
3307         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3308         g_return_if_fail(msginfo);
3309         if (MSG_IS_DELETED(msginfo->flags))
3310                 summaryview->deleted--;
3311         if (MSG_IS_MOVE(msginfo->flags))
3312                 summaryview->moved--;
3313         if (MSG_IS_COPY(msginfo->flags))
3314                 summaryview->copied--;
3315
3316         procmsg_msginfo_set_to_folder(msginfo, NULL);
3317         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED,
3318                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3319         summary_set_row_marks(summaryview, row);
3320         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3321 }
3322
3323 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3324 {
3325         gboolean changed = FALSE;
3326         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3327         MsgInfo *msginfo;
3328
3329         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3330         g_return_if_fail(msginfo);
3331         if (MSG_IS_DELETED(msginfo->flags))
3332                 summaryview->deleted--;
3333         if (MSG_IS_MOVE(msginfo->flags)) {
3334                 summaryview->moved--;
3335                 changed = TRUE;
3336         }
3337         if (MSG_IS_COPY(msginfo->flags)) {
3338                 summaryview->copied--;
3339                 changed = TRUE;
3340         }
3341         procmsg_msginfo_set_to_folder(msginfo, NULL);
3342         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED,
3343                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3344
3345         summary_set_row_marks(summaryview, row);
3346         debug_print("Message %d is locked\n", msginfo->msgnum);
3347 }
3348
3349 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3350 {
3351         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3352         MsgInfo *msginfo;
3353
3354         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3355         g_return_if_fail(msginfo);
3356         if (!MSG_IS_LOCKED(msginfo->flags))
3357                 return;
3358         procmsg_msginfo_set_to_folder(msginfo, NULL);
3359         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3360         summary_set_row_marks(summaryview, row);
3361         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3362 }
3363
3364 void summary_mark(SummaryView *summaryview)
3365 {
3366         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3367         GList *cur;
3368         gboolean froze = FALSE;
3369
3370         START_LONG_OPERATION(summaryview, FALSE);
3371         folder_item_set_batch(summaryview->folder_item, TRUE);
3372         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3373                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3374         folder_item_set_batch(summaryview->folder_item, FALSE);
3375         END_LONG_OPERATION(summaryview);
3376
3377         summary_status_show(summaryview);
3378 }
3379
3380 static void summary_mark_row_as_read(SummaryView *summaryview,
3381                                      GtkCTreeNode *row)
3382 {
3383         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3384         MsgInfo *msginfo;
3385
3386         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3387         g_return_if_fail(msginfo);
3388
3389         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3390                 return;
3391
3392         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3393         summary_set_row_marks(summaryview, row);
3394         debug_print("Message %d is marked as read\n",
3395                 msginfo->msgnum);
3396 }
3397
3398 void summary_mark_as_read(SummaryView *summaryview)
3399 {
3400         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3401         GList *cur;
3402         gboolean froze = FALSE;
3403
3404         START_LONG_OPERATION(summaryview, FALSE);
3405         folder_item_set_batch(summaryview->folder_item, TRUE);
3406         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3407                 summary_mark_row_as_read(summaryview,
3408                                          GTK_CTREE_NODE(cur->data));
3409         folder_item_set_batch(summaryview->folder_item, FALSE);
3410         END_LONG_OPERATION(summaryview);
3411
3412         summary_status_show(summaryview);
3413 }
3414
3415 void summary_msgs_lock(SummaryView *summaryview)
3416 {
3417         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3418         GList *cur;
3419         gboolean froze = FALSE;
3420
3421         START_LONG_OPERATION(summaryview, FALSE);
3422         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3423                 summary_lock_row(summaryview,
3424                                          GTK_CTREE_NODE(cur->data));
3425         END_LONG_OPERATION(summaryview);
3426
3427         summary_status_show(summaryview);
3428 }
3429
3430 void summary_msgs_unlock(SummaryView *summaryview)
3431 {
3432         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3433         GList *cur;
3434         gboolean froze = FALSE;
3435
3436         START_LONG_OPERATION(summaryview, FALSE);
3437         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3438                 summary_unlock_row(summaryview,
3439                                    GTK_CTREE_NODE(cur->data));
3440         END_LONG_OPERATION(summaryview);
3441
3442         summary_status_show(summaryview);
3443 }
3444
3445 void summary_mark_all_read(SummaryView *summaryview)
3446 {
3447         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3448         GtkCTreeNode *node;
3449         AlertValue val;
3450         gboolean froze = FALSE;
3451
3452         if (prefs_common.ask_mark_all_read) {
3453                 val = alertpanel_full(_("Mark all as read"),
3454                         _("Do you really want to mark all mails in this "
3455                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3456                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3457
3458                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3459                         return;
3460                 else if (val & G_ALERTDISABLE)
3461                         prefs_common.ask_mark_all_read = FALSE;
3462         }
3463
3464         START_LONG_OPERATION(summaryview, TRUE);
3465         folder_item_set_batch(summaryview->folder_item, TRUE);
3466         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3467              node = gtkut_ctree_node_next(ctree, node))
3468                 summary_mark_row_as_read(summaryview, node);
3469         folder_item_set_batch(summaryview->folder_item, FALSE);
3470         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3471              node = gtkut_ctree_node_next(ctree, node)) {
3472                 if (!GTK_CTREE_ROW(node)->expanded)
3473                         summary_set_row_marks(summaryview, node);
3474         }
3475         END_LONG_OPERATION(summaryview);
3476
3477         summary_status_show(summaryview);
3478 }
3479
3480 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3481 {
3482         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3483         GList *cur;
3484         gboolean is_spam = action;
3485         GSList *msgs = NULL;
3486         gboolean immediate_exec = prefs_common.immediate_exec;
3487         gboolean moved = FALSE;
3488         gboolean froze = FALSE;
3489
3490         prefs_common.immediate_exec = FALSE;
3491
3492         START_LONG_OPERATION(summaryview, FALSE);
3493
3494         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3495                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3496                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3497                 if (msginfo)
3498                         msgs = g_slist_prepend(msgs, msginfo);
3499         }
3500
3501         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3502                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3503                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3504                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3505                         if (!msginfo)
3506                                 continue;
3507                         if (is_spam) {
3508                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3509                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3510                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3511                                         moved = TRUE;
3512                                 }
3513                         } else {
3514                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3515                         }
3516                         summaryview->display_msg = prefs_common.always_show_msg;
3517
3518                         summary_set_row_marks(summaryview, row);
3519                 }
3520         } else {
3521                 log_error(_("An error happened while learning.\n"));
3522         }
3523
3524         prefs_common.immediate_exec = immediate_exec;
3525
3526         END_LONG_OPERATION(summaryview);
3527
3528         if (prefs_common.immediate_exec && moved) {
3529                 summary_execute(summaryview);
3530         }
3531
3532         if (!moved && msgs) {
3533                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3534                 toolbar_set_learn_button
3535                         (summaryview->mainwin->toolbar,
3536                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3537         }
3538         g_slist_free(msgs);
3539
3540         summary_status_show(summaryview);
3541 }
3542
3543
3544 static void summary_mark_row_as_unread(SummaryView *summaryview,
3545                                        GtkCTreeNode *row)
3546 {
3547         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3548         MsgInfo *msginfo;
3549
3550         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3551         g_return_if_fail(msginfo);
3552         if (MSG_IS_DELETED(msginfo->flags)) {
3553                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3554                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3555                 summaryview->deleted--;
3556         }
3557
3558         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3559         debug_print("Message %d is marked as unread\n",
3560                 msginfo->msgnum);
3561
3562         summary_set_row_marks(summaryview, row);
3563 }
3564
3565 void summary_mark_as_unread(SummaryView *summaryview)
3566 {
3567         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3568         GList *cur;
3569         gboolean froze = FALSE;
3570
3571         START_LONG_OPERATION(summaryview, FALSE);
3572         folder_item_set_batch(summaryview->folder_item, TRUE);
3573         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3574                 cur = cur->next)
3575                 summary_mark_row_as_unread(summaryview,
3576                                            GTK_CTREE_NODE(cur->data));
3577         folder_item_set_batch(summaryview->folder_item, FALSE);
3578         END_LONG_OPERATION(summaryview);
3579
3580         summary_status_show(summaryview);
3581 }
3582
3583 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3584 {
3585         GList * cur;
3586         gboolean found;
3587
3588         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3589
3590         case F_NEWS:
3591
3592                 /*
3593                   security : checks if one the accounts correspond to
3594                   the author of the post
3595                 */
3596
3597                 found = FALSE;
3598                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3599                         PrefsAccount * account;
3600                         gchar * from_name;
3601
3602                         account = cur->data;
3603                         if (account->name && *account->name)
3604                                 from_name =
3605                                         g_strdup_printf("%s <%s>",
3606                                                         account->name,
3607                                                         account->address);
3608                         else
3609                                 from_name =
3610                                         g_strdup_printf("%s",
3611                                                         account->address);
3612
3613                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3614                                 g_free(from_name);
3615                                 found = TRUE;
3616                                 break;
3617                         }
3618                         g_free(from_name);
3619                 }
3620
3621                 if (!found) {
3622                         alertpanel_error(_("You're not the author of the article.\n"));
3623                 }
3624
3625                 return found;
3626
3627         default:
3628                 return TRUE;
3629         }
3630 }
3631
3632 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3633 {
3634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3635         MsgInfo *msginfo;
3636
3637         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3638         g_return_if_fail(msginfo);
3639
3640         if (MSG_IS_LOCKED(msginfo->flags)) return;
3641
3642         if (MSG_IS_DELETED(msginfo->flags)) return;
3643
3644         if (MSG_IS_MOVE(msginfo->flags))
3645                 summaryview->moved--;
3646         if (MSG_IS_COPY(msginfo->flags))
3647                 summaryview->copied--;
3648
3649         procmsg_msginfo_set_to_folder(msginfo, NULL);
3650         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED,
3651                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3652         summaryview->deleted++;
3653
3654         if (!prefs_common.immediate_exec &&
3655             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3656                 summary_set_row_marks(summaryview, row);
3657
3658         debug_print("Message %s/%d is set to delete\n",
3659                     msginfo->folder->path, msginfo->msgnum);
3660 }
3661
3662 void summary_cancel(SummaryView *summaryview)
3663 {
3664         MsgInfo * msginfo;
3665
3666         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3667                                               summaryview->selected);
3668         if (!msginfo) return;
3669
3670         if (!check_permission(summaryview, msginfo))
3671                 return;
3672
3673         news_cancel_article(summaryview->folder_item->folder, msginfo);
3674
3675         if (summary_is_locked(summaryview)) return;
3676
3677         summary_lock(summaryview);
3678
3679         summary_freeze(summaryview);
3680
3681         summary_update_status(summaryview);
3682         summary_status_show(summaryview);
3683
3684         summary_thaw(summaryview);
3685
3686         summary_unlock(summaryview);
3687 }
3688
3689 void summary_delete(SummaryView *summaryview)
3690 {
3691         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3692         FolderItem *item = summaryview->folder_item;
3693         GList *cur;
3694         GtkCTreeNode *sel_last = NULL;
3695         GtkCTreeNode *node;
3696         AlertValue aval;
3697         MsgInfo *msginfo;
3698         gboolean froze = FALSE;
3699
3700         if (!item) return;
3701
3702         if (summary_is_locked(summaryview)) return;
3703
3704         if (!summaryview->folder_item) return;
3705
3706         if (!prefs_common.live_dangerously) {
3707                 aval = alertpanel(_("Delete message(s)"),
3708                                   _("Do you really want to delete selected message(s)?"),
3709                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3710                 if (aval != G_ALERTALTERNATE) return;
3711         }
3712
3713         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3714              cur = cur->next) {
3715                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3716                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3717                 if (msginfo && msginfo->total_size != 0 &&
3718                     msginfo->size != (off_t)msginfo->total_size)
3719                         partial_mark_for_delete(msginfo);
3720         }
3721
3722         main_window_cursor_wait(summaryview->mainwin);
3723
3724         /* next code sets current row focus right. We need to find a row
3725          * that is not deleted. */
3726         START_LONG_OPERATION(summaryview, FALSE);
3727         folder_item_set_batch(summaryview->folder_item, TRUE);
3728         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3729                 sel_last = GTK_CTREE_NODE(cur->data);
3730                 summary_delete_row(summaryview, sel_last);
3731         }
3732         folder_item_set_batch(summaryview->folder_item, FALSE);
3733         END_LONG_OPERATION(summaryview);
3734
3735         node = summary_find_next_msg(summaryview, sel_last);
3736         if (!node)
3737                 node = summary_find_prev_msg(summaryview, sel_last);
3738
3739         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3740
3741         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3742                 summary_execute(summaryview);
3743                 /* after deleting, the anchor may be at an invalid row
3744                  * so reset it to the node we found earlier */
3745                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3746         } else
3747                 summary_status_show(summaryview);
3748
3749
3750         main_window_cursor_normal(summaryview->mainwin);
3751 }
3752
3753 void summary_delete_trash(SummaryView *summaryview)
3754 {
3755         FolderItem *to_folder = NULL;
3756         PrefsAccount *ac;
3757         if (!summaryview->folder_item ||
3758             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3759
3760         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3761                 to_folder = account_get_special_folder(ac, F_TRASH);
3762
3763         if (to_folder == NULL)
3764                 to_folder = summaryview->folder_item->folder->trash;
3765
3766         if (to_folder == NULL || to_folder == summaryview->folder_item
3767             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3768                 summary_delete(summaryview);
3769         else
3770                 summary_move_selected_to(summaryview, to_folder);
3771 }
3772
3773
3774 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3775 {
3776         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3777         MsgInfo *msginfo;
3778
3779         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3780         g_return_if_fail(msginfo);
3781         if (MSG_IS_DELETED(msginfo->flags))
3782                 summaryview->deleted--;
3783         if (MSG_IS_MOVE(msginfo->flags))
3784                 summaryview->moved--;
3785         if (MSG_IS_COPY(msginfo->flags))
3786                 summaryview->copied--;
3787
3788         procmsg_msginfo_set_to_folder(msginfo, NULL);
3789         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED,
3790                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3791         summary_set_row_marks(summaryview, row);
3792
3793         debug_print("Message %s/%d is unmarked\n",
3794                     msginfo->folder->path, msginfo->msgnum);
3795 }
3796
3797 void summary_unmark(SummaryView *summaryview)
3798 {
3799         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3800         GList *cur;
3801         gboolean froze = FALSE;
3802
3803         START_LONG_OPERATION(summaryview, FALSE);
3804         folder_item_set_batch(summaryview->folder_item, TRUE);
3805         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3806                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3807         folder_item_set_batch(summaryview->folder_item, FALSE);
3808         END_LONG_OPERATION(summaryview);
3809
3810         summary_status_show(summaryview);
3811 }
3812
3813 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3814                                 FolderItem *to_folder)
3815 {
3816         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3817         MsgInfo *msginfo;
3818
3819         g_return_if_fail(to_folder != NULL);
3820
3821         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3822         g_return_if_fail(msginfo);
3823         if (MSG_IS_LOCKED(msginfo->flags))
3824                 return;
3825
3826         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3827         if (MSG_IS_DELETED(msginfo->flags))
3828                 summaryview->deleted--;
3829         if (MSG_IS_COPY(msginfo->flags)) {
3830                 summaryview->copied--;
3831         }
3832         if (!MSG_IS_MOVE(msginfo->flags)) {
3833                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED,
3834                         MSG_COPY | MSG_MOVE_DONE);
3835                 summaryview->moved++;
3836         } else {
3837                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3838         }
3839
3840         if (!prefs_common.immediate_exec) {
3841                 summary_set_row_marks(summaryview, row);
3842         }
3843
3844         debug_print("Message %d is set to move to %s\n",
3845                     msginfo->msgnum, to_folder->path);
3846 }
3847
3848 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3849 {
3850         GList *cur;
3851         GtkCTreeNode *sel_last = NULL;
3852         gboolean froze = FALSE;
3853
3854         if (!to_folder) return;
3855         if (!summaryview->folder_item ||
3856             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3857
3858         if (summary_is_locked(summaryview)) return;
3859
3860         if (summaryview->folder_item == to_folder) {
3861                 alertpanel_error(_("Destination is same as current folder."));
3862                 return;
3863         }
3864
3865         START_LONG_OPERATION(summaryview, FALSE);
3866
3867         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3868              cur != NULL && cur->data != NULL; cur = cur->next) {
3869                 sel_last = GTK_CTREE_NODE(cur->data);
3870                 summary_move_row_to
3871                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3872         }
3873         END_LONG_OPERATION(summaryview);
3874
3875         summaryview->display_msg = prefs_common.always_show_msg;
3876
3877         if (prefs_common.immediate_exec) {
3878                 summary_execute(summaryview);
3879         } else {
3880                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
3881                 if (!node)
3882                         node = summary_find_prev_msg(summaryview, sel_last);
3883                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3884                 summary_status_show(summaryview);
3885         }
3886
3887         if (!summaryview->selected) { /* this was the last message */
3888                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3889                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3890                 if (node)
3891                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3892         }
3893
3894 }
3895
3896 void summary_move_to(SummaryView *summaryview)
3897 {
3898         FolderItem *to_folder;
3899
3900         if (!summaryview->folder_item ||
3901             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3902
3903         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3904                                          FOLDER_SEL_MOVE, NULL);
3905         summary_move_selected_to(summaryview, to_folder);
3906 }
3907
3908 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3909                                 FolderItem *to_folder)
3910 {
3911         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3912         MsgInfo *msginfo;
3913
3914         g_return_if_fail(to_folder != NULL);
3915
3916         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3917         g_return_if_fail(msginfo);
3918         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3919         if (MSG_IS_DELETED(msginfo->flags))
3920                 summaryview->deleted--;
3921         if (MSG_IS_MOVE(msginfo->flags)) {
3922                 summaryview->moved--;
3923         }
3924
3925         if (!MSG_IS_COPY(msginfo->flags)) {
3926                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED,
3927                         MSG_MOVE | MSG_MOVE_DONE);
3928                 summaryview->copied++;
3929         } else {
3930                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3931         }
3932         if (!prefs_common.immediate_exec) {
3933                 summary_set_row_marks(summaryview, row);
3934         }
3935
3936         debug_print("Message %d is set to copy to %s\n",
3937                     msginfo->msgnum, to_folder->path);
3938 }
3939
3940 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3941 {
3942         GList *cur;
3943         gboolean froze = FALSE;
3944
3945         if (!to_folder) return;
3946         if (!summaryview->folder_item) return;
3947
3948         if (summary_is_locked(summaryview)) return;
3949
3950         if (summaryview->folder_item == to_folder) {
3951                 alertpanel_error
3952                         (_("Destination to copy is same as current folder."));
3953                 return;
3954         }
3955
3956         START_LONG_OPERATION(summaryview, FALSE);
3957
3958         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3959              cur != NULL && cur->data != NULL; cur = cur->next)
3960                 summary_copy_row_to
3961                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3962
3963         END_LONG_OPERATION(summaryview);
3964
3965         if (prefs_common.immediate_exec)
3966                 summary_execute(summaryview);
3967         else {
3968                 summary_status_show(summaryview);
3969         }
3970 }
3971
3972 void summary_copy_to(SummaryView *summaryview)
3973 {
3974         FolderItem *to_folder;
3975
3976         if (!summaryview->folder_item) return;
3977
3978         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3979                                          FOLDER_SEL_COPY, NULL);
3980         summary_copy_selected_to(summaryview, to_folder);
3981 }
3982
3983 void summary_add_address(SummaryView *summaryview)
3984 {
3985         MsgInfo *msginfo;
3986         gchar *from;
3987
3988         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3989                                               summaryview->selected);
3990         if (!msginfo) return;
3991
3992         Xstrdup_a(from, msginfo->from, return);
3993         eliminate_address_comment(from);
3994         extract_address(from);
3995         addressbook_add_contact(msginfo->fromname, from, NULL);
3996 }
3997
3998 void summary_select_all(SummaryView *summaryview)
3999 {
4000         if (!summaryview->folder_item) return;
4001
4002         summary_lock(summaryview);
4003         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
4004         summary_unlock(summaryview);
4005         summary_status_show(summaryview);
4006 }
4007
4008 void summary_unselect_all(SummaryView *summaryview)
4009 {
4010         summary_lock(summaryview);
4011         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
4012         summary_unlock(summaryview);
4013         summary_status_show(summaryview);
4014 }
4015
4016 void summary_select_thread(SummaryView *summaryview)
4017 {
4018         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4019         GtkCTreeNode *node = summaryview->selected;
4020
4021         if (!node) return;
4022
4023         while (GTK_CTREE_ROW(node)->parent != NULL)
4024                 node = GTK_CTREE_ROW(node)->parent;
4025
4026         if (node != summaryview->selected)
4027                 summary_select_node
4028                         (summaryview, node,
4029                          messageview_is_visible(summaryview->messageview),
4030                          FALSE);
4031
4032         gtk_ctree_select_recursive(ctree, node);
4033
4034         summary_status_show(summaryview);
4035 }
4036
4037 void summary_save_as(SummaryView *summaryview)
4038 {
4039         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4040         MsgInfo *msginfo;
4041         gchar *filename = NULL;
4042         gchar *src, *dest;
4043         gchar *tmp;
4044
4045         AlertValue aval = 0;
4046
4047         if (!summaryview->selected) return;
4048         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
4049         if (!msginfo) return;
4050
4051         if (msginfo->subject) {
4052                 Xstrdup_a(filename, msginfo->subject, return);
4053                 subst_for_filename(filename);
4054         }
4055         if (g_getenv ("G_BROKEN_FILENAMES") &&
4056             filename && !g_utf8_validate(filename, -1, NULL)) {
4057                 gchar *oldstr = filename;
4058                 filename = conv_codeset_strdup(filename,
4059                                                conv_get_locale_charset_str(),
4060                                                CS_UTF_8);
4061                 if (!filename) {
4062                         g_warning("summary_save_as(): faild to convert character set.");
4063                         filename = g_strdup(oldstr);
4064                 }
4065                 dest = filesel_select_file_save(_("Save as"), filename);
4066                 g_free(filename);
4067         } else
4068                 dest = filesel_select_file_save(_("Save as"), filename);
4069         filename = NULL;
4070         if (!dest) return;
4071         if (is_file_exist(dest)) {
4072                 aval = alertpanel(_("Append or Overwrite"),
4073                                   _("Append or overwrite existing file?"),
4074                                   _("_Append"), _("_Overwrite"),
4075                                   GTK_STOCK_CANCEL);
4076                 if (aval != 0 && aval != 1)
4077                         return;
4078         }
4079
4080         src = procmsg_get_message_file(msginfo);
4081         tmp = g_path_get_basename(dest);
4082
4083         if ( aval==0 ) { /* append */
4084                 if (append_file(src, dest, TRUE) < 0)
4085                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4086         } else { /* overwrite */
4087                 if (copy_file(src, dest, TRUE) < 0)
4088                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4089         }
4090         g_free(src);
4091
4092         /*
4093          * If two or more msgs are selected,
4094          * append them to the output file.
4095          */
4096         if (GTK_CLIST(ctree)->selection->next) {
4097                 GList *item;
4098                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
4099                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
4100                         if (!msginfo) break;
4101                         src = procmsg_get_message_file(msginfo);
4102                         if (append_file(src, dest, TRUE) < 0)
4103                                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4104                 }
4105                 g_free(src);
4106         }
4107         g_free(dest);
4108         g_free(tmp);
4109 }
4110
4111 void summary_print(SummaryView *summaryview)
4112 {
4113         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4114 #ifndef USE_GNOMEPRINT
4115         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4116         MsgInfo *msginfo;
4117         gchar *cmdline = NULL;
4118         gchar *p;
4119 #endif
4120         GList *cur;
4121
4122         if (clist->selection == NULL) return;
4123 #ifndef USE_GNOMEPRINT
4124         cmdline = input_dialog(_("Print"),
4125                                _("Enter the print command line:\n"
4126                                  "('%s' will be replaced with file name)"),
4127                                prefs_common.print_cmd);
4128         if (!cmdline) return;
4129         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
4130             strchr(p + 2, '%')) {
4131                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
4132                                  cmdline);
4133                 g_free(cmdline);
4134                 return;
4135         }
4136         for (cur = clist->selection;
4137              cur != NULL && cur->data != NULL;
4138              cur = cur->next) {
4139                 msginfo = gtk_ctree_node_get_row_data
4140                         (ctree, GTK_CTREE_NODE(cur->data));
4141                 if (msginfo)
4142                         procmsg_print_message(msginfo, cmdline);
4143         }
4144
4145         g_free(cmdline);
4146 #else
4147         for (cur = clist->selection;
4148              cur != NULL && cur->data != NULL;
4149              cur = cur->next) {
4150                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4151                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4152                                         GTK_CTREE(summaryview->ctree),
4153                                         node);
4154                 messageview_print(msginfo, summaryview->messageview->all_headers);
4155         }
4156 #endif
4157 }
4158
4159 gboolean summary_execute(SummaryView *summaryview)
4160 {
4161         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4162         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4163         GtkCTreeNode *node, *next;
4164         GtkCTreeNode *new_selected = NULL;
4165         gint move_val = -1;
4166
4167         if (!summaryview->folder_item) return FALSE;
4168
4169         if (summary_is_locked(summaryview)) return FALSE;
4170         summary_lock(summaryview);
4171
4172         summary_freeze(summaryview);
4173
4174         main_window_cursor_wait(summaryview->mainwin);
4175
4176         if (summaryview->threaded)
4177                 summary_unthread_for_exec(summaryview);
4178
4179         folder_item_update_freeze();
4180         move_val = summary_execute_move(summaryview);
4181         summary_execute_copy(summaryview);
4182         summary_execute_delete(summaryview);
4183
4184         node = GTK_CTREE_NODE(clist->row_list);
4185         for (; node != NULL; node = next) {
4186                 next = gtkut_ctree_node_next(ctree, node);
4187                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4188
4189                 if (node == summaryview->displayed) {
4190                         messageview_clear(summaryview->messageview);
4191                         summaryview->displayed = NULL;
4192                 }
4193                 if (GTK_CTREE_ROW(node)->children != NULL) {
4194                         next = NULL;
4195                         if (GTK_CTREE_ROW(node)->sibling) {
4196                                 next = GTK_CTREE_ROW(node)->sibling;
4197                         } else {
4198                                 GtkCTreeNode *parent = NULL;
4199                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4200                                      parent = GTK_CTREE_ROW(parent)->parent) {
4201                                         if (GTK_CTREE_ROW(parent)->sibling) {
4202                                                 next = GTK_CTREE_ROW(parent)->sibling;
4203                                         }
4204                                 }
4205                         }
4206                 }
4207
4208                 if (!new_selected &&
4209                     gtkut_ctree_node_is_selected(ctree, node)) {
4210                         summary_unselect_all(summaryview);
4211                         new_selected = summary_find_next_msg(summaryview, node);
4212                         if (!new_selected)
4213                                 new_selected = summary_find_prev_msg
4214                                         (summaryview, node);
4215                 }
4216
4217                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4218         }
4219
4220         folder_item_update_thaw();
4221
4222         if (new_selected) {
4223                 summary_unlock(summaryview);
4224                 gtk_sctree_select
4225                         (GTK_SCTREE(ctree), new_selected);
4226                 summary_lock(summaryview);
4227         }
4228
4229         if (summaryview->threaded) {
4230                 summary_thread_build(summaryview);
4231                 summary_thread_init(summaryview);
4232         }
4233
4234         summary_thaw(summaryview);
4235
4236         summaryview->selected = clist->selection ?
4237                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4238
4239         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4240                 menu_set_insensitive_all
4241                         (GTK_MENU_SHELL(summaryview->popupmenu));
4242                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4243         } else
4244                 gtk_widget_grab_focus(summaryview->ctree);
4245
4246         summary_update_status(summaryview);
4247         summary_status_show(summaryview);
4248
4249         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4250
4251         summary_unlock(summaryview);
4252
4253         main_window_cursor_normal(summaryview->mainwin);
4254
4255         if (move_val < 0)
4256                 summary_show(summaryview, summaryview->folder_item);
4257         return TRUE;
4258 }
4259
4260 static gint summary_execute_move(SummaryView *summaryview)
4261 {
4262         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4263         GSList *cur;
4264         gint val = -1;
4265         /* search moving messages and execute */
4266         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4267                                 summaryview);
4268
4269         if (summaryview->mlist) {
4270                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4271                         summaryview->msginfo_update_callback_id);
4272                 val = procmsg_move_messages(summaryview->mlist);
4273                 summaryview->msginfo_update_callback_id =
4274                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4275                         summary_update_msg, (gpointer) summaryview);
4276
4277                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4278                         procmsg_msginfo_free((MsgInfo *)cur->data);
4279                 g_slist_free(summaryview->mlist);
4280                 summaryview->mlist = NULL;
4281                 return val;
4282         }
4283         return 0;
4284 }
4285
4286 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4287                                       gpointer data)
4288 {
4289         SummaryView *summaryview = data;
4290         MsgInfo *msginfo;
4291
4292         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4293
4294         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4295                 summaryview->mlist =
4296                         g_slist_prepend(summaryview->mlist, msginfo);
4297                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4298
4299                 if (msginfo->msgid && *msginfo->msgid &&
4300                     node == g_hash_table_lookup(summaryview->msgid_table,
4301                                                 msginfo->msgid))
4302                         g_hash_table_remove(summaryview->msgid_table,
4303                                             msginfo->msgid);
4304                 if (prefs_common.thread_by_subject &&
4305                     msginfo->subject && *msginfo->subject &&
4306                     node == subject_table_lookup(summaryview->subject_table,
4307                                                  msginfo->subject)) {
4308                         subject_table_remove(summaryview->subject_table,
4309                                              msginfo->subject);
4310                 }
4311         }
4312 }
4313
4314 static void summary_execute_copy(SummaryView *summaryview)
4315 {
4316         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4317
4318         /* search copying messages and execute */
4319         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4320                 summaryview->msginfo_update_callback_id);
4321         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4322                                 summaryview);
4323
4324         if (summaryview->mlist) {
4325                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4326                 procmsg_copy_messages(summaryview->mlist);
4327
4328                 g_slist_free(summaryview->mlist);
4329                 summaryview->mlist = NULL;
4330         }
4331         summaryview->msginfo_update_callback_id =
4332                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4333                         summary_update_msg, (gpointer) summaryview);
4334 }
4335
4336 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4337                                       gpointer data)
4338 {
4339         SummaryView *summaryview = data;
4340         MsgInfo *msginfo;
4341
4342         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4343
4344         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4345                 summaryview->mlist =
4346                         g_slist_prepend(summaryview->mlist, msginfo);
4347
4348                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4349                 summary_set_row_marks(summaryview, node);
4350         }
4351 }
4352
4353 static void summary_execute_delete(SummaryView *summaryview)
4354 {
4355         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4356         GSList *cur;
4357
4358         /* search deleting messages and execute */
4359         gtk_ctree_pre_recursive
4360                 (ctree, NULL, summary_execute_delete_func, summaryview);
4361
4362         if (!summaryview->mlist) return;
4363
4364         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4365                 summaryview->msginfo_update_callback_id);
4366
4367         folder_item_remove_msgs(summaryview->folder_item,
4368                                 summaryview->mlist);
4369
4370         summaryview->msginfo_update_callback_id =
4371                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4372                         summary_update_msg, (gpointer) summaryview);
4373         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4374                 procmsg_msginfo_free((MsgInfo *)cur->data);
4375
4376         g_slist_free(summaryview->mlist);
4377         summaryview->mlist = NULL;
4378 }
4379
4380 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4381                                         gpointer data)
4382 {
4383         SummaryView *summaryview = data;
4384         MsgInfo *msginfo;
4385
4386         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4387
4388         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4389                 summaryview->mlist =
4390                         g_slist_prepend(summaryview->mlist, msginfo);
4391                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4392
4393                 if (msginfo->msgid && *msginfo->msgid &&
4394                     node == g_hash_table_lookup(summaryview->msgid_table,
4395                                                 msginfo->msgid)) {
4396                         g_hash_table_remove(summaryview->msgid_table,
4397                                             msginfo->msgid);
4398                 }
4399                 if (prefs_common.thread_by_subject &&
4400                     msginfo->subject && *msginfo->subject &&
4401                     node == subject_table_lookup(summaryview->subject_table,
4402                                                  msginfo->subject)) {
4403                         subject_table_remove(summaryview->subject_table,
4404                                              msginfo->subject);
4405                 }
4406         }
4407 }
4408
4409 /* thread functions */
4410
4411 void summary_thread_build(SummaryView *summaryview)
4412 {
4413         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4414         GtkCTreeNode *node;
4415         GtkCTreeNode *next;
4416         GtkCTreeNode *parent;
4417         MsgInfo *msginfo;
4418         GSList *reflist;
4419
4420         summary_lock(summaryview);
4421
4422         debug_print("Building threads...");
4423         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4424         main_window_cursor_wait(summaryview->mainwin);
4425
4426         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4427                                        G_CALLBACK(summary_tree_expanded), summaryview);
4428         summary_freeze(summaryview);
4429
4430         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4431         while (node) {
4432                 next = GTK_CTREE_ROW(node)->sibling;
4433
4434                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4435
4436                 parent = NULL;
4437
4438                 if (msginfo && msginfo->inreplyto) {
4439                         parent = g_hash_table_lookup(summaryview->msgid_table,
4440                                                      msginfo->inreplyto);
4441
4442                         if (!parent && msginfo->references) {
4443                                 for (reflist = msginfo->references;
4444                                      reflist != NULL; reflist = reflist->next)
4445                                         if ((parent = g_hash_table_lookup
4446                                                 (summaryview->msgid_table,
4447                                                  reflist->data)))
4448                                                 break;
4449                         }
4450                 }
4451
4452                 if (prefs_common.thread_by_subject && parent == NULL) {
4453                         parent = subject_table_lookup
4454                                 (summaryview->subject_table,
4455                                  msginfo->subject);
4456                 }
4457
4458                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4459                         gtk_ctree_move(ctree, node, parent, NULL);
4460                 }
4461
4462                 node = next;
4463         }
4464
4465         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4466
4467         summary_thaw(summaryview);
4468         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4469                                          G_CALLBACK(summary_tree_expanded), summaryview);
4470
4471         debug_print("done.\n");
4472         STATUSBAR_POP(summaryview->mainwin);
4473         main_window_cursor_normal(summaryview->mainwin);
4474
4475         summaryview->threaded = TRUE;
4476
4477         summary_unlock(summaryview);
4478 }
4479
4480 static void summary_thread_init(SummaryView *summaryview)
4481 {
4482         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4483         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4484         GtkCTreeNode *next;
4485         START_TIMING("");
4486         if (!summaryview->thread_collapsed) {
4487                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4488                                        G_CALLBACK(summary_tree_expanded), summaryview);
4489                 while (node) {
4490                         next = GTK_CTREE_ROW(node)->sibling;
4491                         if (GTK_CTREE_ROW(node)->children)
4492                                 gtk_ctree_expand_recursive(ctree, node);
4493                         node = next;
4494                 }
4495                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4496                                        G_CALLBACK(summary_tree_expanded), summaryview);
4497         }
4498         END_TIMING();
4499 }
4500
4501 static void summary_unthread_for_exec(SummaryView *summaryview)
4502 {
4503         GtkCTreeNode *node;
4504         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4505         gboolean froze = FALSE;
4506
4507         debug_print("Unthreading for execution...");
4508
4509         START_LONG_OPERATION(summaryview, TRUE);
4510         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4511              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4512                 summary_unthread_for_exec_func(ctree, node, summaryview);
4513         }
4514
4515         END_LONG_OPERATION(summaryview);
4516
4517         debug_print("done.\n");
4518 }
4519
4520 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4521                                            gpointer data)
4522 {
4523         MsgInfo *msginfo;
4524         GtkCTreeNode *top_parent;
4525         GtkCTreeNode *child;
4526         GtkCTreeNode *sibling;
4527         SummaryView * summaryview = (SummaryView *)data;
4528         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4529
4530         if (!msginfo ||
4531             (!MSG_IS_MOVE(msginfo->flags) &&
4532              !MSG_IS_DELETED(msginfo->flags)))
4533                 return;
4534         child = GTK_CTREE_ROW(node)->children;
4535         if (!child) return;
4536
4537         if (node == summaryview->selected)
4538                 summaryview->selected = NULL;
4539         if (node == summaryview->displayed)
4540                 summaryview->displayed = NULL;
4541
4542         for (top_parent = node;
4543              GTK_CTREE_ROW(top_parent)->parent != NULL;
4544              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4545                 ;
4546         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4547
4548         GTK_SCTREE(ctree)->sorting = TRUE;
4549         while (child != NULL) {
4550                 GtkCTreeNode *next_child;
4551                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4552
4553                 next_child = GTK_CTREE_ROW(child)->sibling;
4554
4555                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4556                         gtk_ctree_move(ctree, child,
4557                                 NULL,
4558                                 sibling);
4559                 } else {
4560                         if (child == summaryview->displayed) {
4561                                 messageview_clear(summaryview->messageview);
4562                                 summaryview->displayed = NULL;
4563                         }
4564                         if (child == summaryview->selected) {
4565                                 messageview_clear(summaryview->messageview);
4566                                 summaryview->selected = NULL;
4567                         }
4568                 }
4569                 child = next_child;
4570         }
4571         GTK_SCTREE(ctree)->sorting = FALSE;
4572 }
4573
4574 void summary_expand_threads(SummaryView *summaryview)
4575 {
4576         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4577         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4578
4579         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4580                                        G_CALLBACK(summary_tree_expanded), summaryview);
4581         summary_freeze(summaryview);
4582
4583         while (node) {
4584                 if (GTK_CTREE_ROW(node)->children) {
4585                         gtk_ctree_expand(ctree, node);
4586                         summary_set_row_marks(summaryview, node);
4587                 }
4588                 node = GTK_CTREE_NODE_NEXT(node);
4589         }
4590
4591         summary_thaw(summaryview);
4592         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4593                                          G_CALLBACK(summary_tree_expanded), summaryview);
4594
4595         summaryview->thread_collapsed = FALSE;
4596
4597         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4598 }
4599
4600 void summary_collapse_threads(SummaryView *summaryview)
4601 {
4602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4603         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4604
4605         summary_freeze(summaryview);
4606
4607         while (node) {
4608                 if (GTK_CTREE_ROW(node)->children)
4609                         gtk_ctree_collapse(ctree, node);
4610                 node = GTK_CTREE_ROW(node)->sibling;
4611         }
4612
4613         summary_thaw(summaryview);
4614
4615         summaryview->thread_collapsed = TRUE;
4616
4617         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4618 }
4619
4620 void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4621 {
4622         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4623 }
4624
4625 gboolean summary_filter_get_mode(void)
4626 /* ask what to do w/ them: skip them, apply them regardless to the account,
4627    use the current account */
4628 {
4629         /* TODO: eventually also propose to use the current folder's default account,
4630            if it is set */
4631         /* TODO: eventually allow to select the account to use from a optmenu */
4632
4633         GtkWidget *vbox;
4634         GtkWidget *account_rules_skip;
4635         GtkWidget *account_rules_force;
4636         GtkWidget *account_rules_user_current;
4637         AlertValue val;
4638
4639         vbox = gtk_vbox_new (FALSE, 0);
4640
4641         account_rules_skip = gtk_radio_button_new_with_label
4642                                                         (NULL, _("Skip these rules"));
4643         account_rules_force = gtk_radio_button_new_with_label_from_widget
4644                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4645                                                         _("Apply these rules regardless of the account they belong to"));
4646         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4647                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4648                                                         _("Apply these rules if they apply to the current account"));
4649         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4650         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4651         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4652         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4653                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4654                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4655         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4656                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4657                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4658         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4659                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4660                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4661         switch (prefs_common.apply_per_account_filtering_rules) {
4662         case FILTERING_ACCOUNT_RULES_SKIP:
4663                 gtk_toggle_button_set_active(
4664                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4665                 break;
4666         case FILTERING_ACCOUNT_RULES_FORCE:
4667                 gtk_toggle_button_set_active(
4668                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4669                 break;
4670         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4671                 gtk_toggle_button_set_active(
4672                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4673                 break;
4674         }
4675
4676         val = alertpanel_with_widget(
4677                         _("Filtering"),
4678                         _("There are some filtering rules that belong to an account.\n"
4679                           "Please choose what to do with these rules:"),
4680                         GTK_STOCK_CANCEL, _("+_Filter"), NULL, TRUE, vbox);
4681         if ((val & ~G_ALERTDISABLE) == G_ALERTDEFAULT) {
4682                 return FALSE;
4683         } else if (val & G_ALERTDISABLE)
4684                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4685
4686         return TRUE;
4687 }
4688
4689 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4690 {
4691         GSList *mlist = NULL, *cur_list;
4692         summary_lock(summaryview);
4693
4694         /* are there any per-account filtering rules? */
4695         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4696                 filtering_peek_per_account_rules(filtering_rules)) {
4697
4698                 if (summary_filter_get_mode() == FALSE) {
4699                         summary_unlock(summaryview);
4700                         return;
4701                 }
4702         }
4703
4704         folder_item_update_freeze();
4705
4706         debug_print("filtering...");
4707         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4708         main_window_cursor_wait(summaryview->mainwin);
4709
4710         summary_freeze(summaryview);
4711
4712         if (selected_only) {
4713                 GList *cur;
4714
4715                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4716                      cur != NULL && cur->data != NULL; cur = cur->next) {
4717                         mlist = g_slist_prepend(mlist,
4718                                  procmsg_msginfo_new_ref(
4719                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4720                 }
4721                 mlist = g_slist_reverse(mlist);
4722         } else {
4723                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4724         }
4725         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4726                 summary_filter_func((MsgInfo *)cur_list->data);
4727         }
4728         filtering_move_and_copy_msgs(mlist);
4729         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4730                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4731         }
4732         g_slist_free(mlist);
4733
4734         summary_thaw(summaryview);
4735
4736         folder_item_update_thaw();
4737         debug_print("done.\n");
4738         STATUSBAR_POP(summaryview->mainwin);
4739         main_window_cursor_normal(summaryview->mainwin);
4740
4741         summary_unlock(summaryview);
4742
4743         /*
4744          * CLAWS: summary_show() only valid after having a lock. ideally
4745          * we want the lock to be context aware...
4746          */
4747         summary_show(summaryview, summaryview->folder_item);
4748 }
4749
4750 static void summary_filter_func(MsgInfo *msginfo)
4751 {
4752         MailFilteringData mail_filtering_data;
4753
4754         mail_filtering_data.msginfo = msginfo;
4755         mail_filtering_data.msglist = NULL;
4756         mail_filtering_data.filtered = NULL;
4757         mail_filtering_data.unfiltered = NULL;
4758         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4759                 return;
4760
4761         filter_message_by_msginfo(filtering_rules, msginfo, NULL);
4762 }
4763
4764 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4765                                  PrefsFilterType type, gint processing_rule)
4766 {
4767         gchar *header = NULL;
4768         gchar *key = NULL;
4769
4770         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4771
4772         if (processing_rule) {
4773                 if (item == NULL)
4774                         prefs_filtering_open(&pre_global_processing,
4775                                              _("Processing rules to apply before folder rules"),
4776                                              MANUAL_ANCHOR_PROCESSING,
4777                                              header, key, FALSE);
4778                 else
4779                         prefs_filtering_open(&item->prefs->processing,
4780                                              _("Processing configuration"),
4781                                              MANUAL_ANCHOR_PROCESSING,
4782                                              header, key, FALSE);
4783         }
4784         else {
4785                 prefs_filtering_open(&filtering_rules,
4786                                 _("Filtering configuration"),
4787                                 MANUAL_ANCHOR_FILTERING,
4788                                 header, key, TRUE);
4789         }
4790
4791         g_free(header);
4792         g_free(key);
4793 }
4794
4795 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4796                          gint processing_rule)
4797 {
4798         MsgInfo *msginfo;
4799         FolderItem * item;
4800
4801         if (!summaryview->selected) return;
4802
4803         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4804                                               summaryview->selected);
4805         if (!msginfo) return;
4806
4807         item = summaryview->folder_item;
4808         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4809 }
4810
4811 /* color label */
4812
4813 #define N_COLOR_LABELS colorlabel_get_color_count()
4814
4815 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4816                                                      gpointer data)
4817 {
4818         guint color = GPOINTER_TO_UINT(data);
4819         SummaryView *summaryview;
4820
4821         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4822         g_return_if_fail(summaryview != NULL);
4823
4824         /* "dont_toggle" state set? */
4825         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4826                                 "dont_toggle"))
4827                 return;
4828
4829         summary_set_colorlabel(summaryview, color, NULL);
4830 }
4831
4832 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4833  * for the messsage; not the color index */
4834 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4835                                   guint labelcolor)
4836 {
4837         GdkColor color;
4838         GtkStyle *style, *prev_style, *ctree_style;
4839         MsgInfo *msginfo;
4840         gint color_index;
4841
4842         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4843         g_return_if_fail(msginfo);
4844
4845         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4846         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4847         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4848
4849         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4850                 if (!prev_style) return;
4851                 style = gtk_style_copy(prev_style);
4852                 color = ctree_style->fg[GTK_STATE_NORMAL];
4853                 style->fg[GTK_STATE_NORMAL] = color;
4854                 color = ctree_style->fg[GTK_STATE_SELECTED];
4855                 style->fg[GTK_STATE_SELECTED] = color;
4856         } else {
4857                 if (prev_style)
4858                         style = gtk_style_copy(prev_style);
4859                 else
4860                         style = gtk_style_copy(ctree_style);
4861                 color = colorlabel_get_color(color_index);
4862                 style->fg[GTK_STATE_NORMAL] = color;
4863                 /* get the average of label color and selected fg color
4864                    for visibility */
4865                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4866                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4867                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4868         }
4869
4870         gtk_ctree_node_set_row_style(ctree, node, style);
4871         gtk_style_unref(style);
4872 }
4873
4874 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4875 {
4876         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4877         MsgInfo *msginfo;
4878
4879         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4880         g_return_if_fail(msginfo);
4881
4882         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4883                                         MSG_CLABEL_FLAG_MASK, 0);
4884         summary_set_row_marks(summaryview, row);
4885 }
4886
4887 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4888                             GtkWidget *widget)
4889 {
4890         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4891         GList *cur;
4892         gboolean froze = FALSE;
4893
4894         START_LONG_OPERATION(summaryview, FALSE);
4895         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4896                 summary_set_row_colorlabel(summaryview,
4897                                            GTK_CTREE_NODE(cur->data), labelcolor);
4898         END_LONG_OPERATION(summaryview);
4899 }
4900
4901 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4902                                                           gpointer data)
4903 {
4904         SummaryView *summaryview;
4905         GtkMenuShell *menu;
4906         GtkCheckMenuItem **items;
4907         gint n;
4908         GList *cur, *sel;
4909
4910         summaryview = (SummaryView *)data;
4911         g_return_if_fail(summaryview != NULL);
4912
4913         sel = GTK_CLIST(summaryview->ctree)->selection;
4914         if (!sel) return;
4915
4916         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4917
4918         g_return_if_fail(menu != NULL);
4919
4920         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4921
4922         /* NOTE: don't return prematurely because we set the "dont_toggle"
4923          * state for check menu items */
4924         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4925                           GINT_TO_POINTER(1));
4926
4927         /* clear items. get item pointers. */
4928         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4929                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4930                         gtk_check_menu_item_set_active
4931                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4932                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4933                         n++;
4934                 }
4935         }
4936
4937         if (n == (N_COLOR_LABELS + 1)) {
4938                 /* iterate all messages and set the state of the appropriate
4939                  * items */
4940                 for (; sel != NULL; sel = sel->next) {
4941                         MsgInfo *msginfo;
4942                         gint clabel;
4943
4944                         msginfo = gtk_ctree_node_get_row_data
4945                                 (GTK_CTREE(summaryview->ctree),
4946                                  GTK_CTREE_NODE(sel->data));
4947                         if (msginfo) {
4948                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4949                                 if (!items[clabel]->active)
4950                                         gtk_check_menu_item_set_active
4951                                                 (items[clabel], TRUE);
4952                         }
4953                 }
4954         } else
4955                 g_warning("invalid number of color elements (%d)\n", n);
4956
4957         /* reset "dont_toggle" state */
4958         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4959                           GINT_TO_POINTER(0));
4960 }
4961
4962 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4963 {
4964         GtkWidget *label_menuitem;
4965         GtkWidget *menu;
4966         GtkWidget *item;
4967         gint i;
4968
4969         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4970                                                    "/Color label");
4971         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4972                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4973                            summaryview);
4974         gtk_widget_show(label_menuitem);
4975
4976         menu = gtk_menu_new();
4977
4978         /* create sub items. for the menu item activation callback we pass the
4979          * index of label_colors[] as data parameter. for the None color we
4980          * pass an invalid (high) value. also we attach a data pointer so we
4981          * can always get back the SummaryView pointer. */
4982
4983         item = gtk_check_menu_item_new_with_label(_("None"));
4984         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4985         g_signal_connect(G_OBJECT(item), "activate",
4986                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4987                            GUINT_TO_POINTER(0));
4988         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4989         gtk_widget_show(item);
4990
4991         gtk_widget_add_accelerator(item, "activate",
4992                                    summaryview->popupfactory->accel_group,
4993                                    GDK_0, GDK_CONTROL_MASK,
4994                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
4995
4996         item = gtk_menu_item_new();
4997         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4998         gtk_widget_show(item);
4999
5000         /* create pixmap/label menu items */
5001         for (i = 0; i < N_COLOR_LABELS; i++) {
5002                 item = colorlabel_create_check_color_menu_item(
5003                         i, refresh, SUMMARY_COLORMENU);
5004                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5005                 g_signal_connect(G_OBJECT(item), "activate",
5006                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5007                                  GUINT_TO_POINTER(i + 1));
5008                 g_object_set_data(G_OBJECT(item), "summaryview",
5009                                   summaryview);
5010                 gtk_widget_show(item);
5011         }
5012
5013         gtk_widget_show(menu);
5014         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5015         summaryview->colorlabel_menu = menu;
5016 }
5017
5018 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
5019 {
5020         SummaryView *summaryview = (SummaryView *)data;
5021         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5022
5023         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5024                        NULL, NULL, 0, gtk_get_current_event_time());
5025         return TRUE;
5026 }
5027
5028 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
5029 {
5030         GtkWidget *ctree;
5031         gint *col_pos = summaryview->col_pos;
5032         SummaryColumnState *col_state;
5033         gchar *titles[N_SUMMARY_COLS];
5034         SummaryColumnType type;
5035         gint pos;
5036
5037         memset(titles, 0, sizeof(titles));
5038
5039         col_state = prefs_summary_column_get_config();
5040         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5041                 summaryview->col_state[pos] = col_state[pos];
5042                 type = col_state[pos].type;
5043                 col_pos[type] = pos;
5044                 titles[pos] = "dummy";
5045         }
5046         col_state = summaryview->col_state;
5047
5048         ctree = gtk_sctree_new_with_titles
5049                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
5050
5051         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
5052         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5053                                            GTK_JUSTIFY_CENTER);
5054         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5055                                            GTK_JUSTIFY_CENTER);
5056         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5057                                            GTK_JUSTIFY_CENTER);
5058         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5059                                            GTK_JUSTIFY_CENTER);
5060         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5061                                            GTK_JUSTIFY_RIGHT);
5062         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5063                                            GTK_JUSTIFY_RIGHT);
5064         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5065                                            GTK_JUSTIFY_RIGHT);
5066         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5067                                    SUMMARY_COL_MARK_WIDTH);
5068         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5069                                    SUMMARY_COL_STATUS_WIDTH);
5070         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5071                                    SUMMARY_COL_LOCKED_WIDTH);
5072         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5073                                    SUMMARY_COL_MIME_WIDTH);
5074         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
5075                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
5076         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
5077                                    prefs_common.summary_col_size[S_COL_FROM]);
5078         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
5079                                    prefs_common.summary_col_size[S_COL_TO]);
5080         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
5081                                    prefs_common.summary_col_size[S_COL_DATE]);
5082         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5083                                    prefs_common.summary_col_size[S_COL_SIZE]);
5084         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5085                                    prefs_common.summary_col_size[S_COL_NUMBER]);
5086         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5087                                    prefs_common.summary_col_size[S_COL_SCORE]);
5088
5089         if (prefs_common.enable_dotted_lines) {
5090                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
5091                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5092                                      GTK_CTREE_EXPANDER_SQUARE);
5093         } else {
5094                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
5095                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5096                                      GTK_CTREE_EXPANDER_TRIANGLE);
5097         }
5098
5099         gtk_sctree_set_stripes(GTK_SCTREE(ctree), prefs_common.use_stripes_in_summaries);
5100
5101         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
5102         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
5103
5104         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5105                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
5106                                        GTK_CAN_FOCUS);
5107                 gtk_clist_set_column_visibility
5108                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
5109         }
5110
5111         /* connect signal to the buttons for sorting */
5112 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
5113         g_signal_connect \
5114                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
5115                  "clicked", \
5116                  G_CALLBACK(func), \
5117                  summaryview)
5118
5119         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
5120         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
5121         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
5122         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
5123         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
5124         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
5125         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
5126         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
5127         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
5128         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
5129         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
5130
5131 #undef CLIST_BUTTON_SIGNAL_CONNECT
5132
5133         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5134                          G_CALLBACK(summary_selected), summaryview);
5135         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5136                          G_CALLBACK(summary_unselected), summaryview);
5137         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5138                          G_CALLBACK(summary_button_pressed),
5139                          summaryview);
5140         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5141                          G_CALLBACK(summary_popup_menu), summaryview);
5142         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5143                          G_CALLBACK(summary_button_released),
5144                          summaryview);
5145         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5146                          G_CALLBACK(summary_key_pressed), summaryview);
5147         g_signal_connect(G_OBJECT(ctree), "resize_column",
5148                          G_CALLBACK(summary_col_resized), summaryview);
5149         g_signal_connect(G_OBJECT(ctree), "open_row",
5150                          G_CALLBACK(summary_open_row), summaryview);
5151
5152         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5153                                G_CALLBACK(summary_tree_expanded),
5154                                summaryview);
5155         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5156                                G_CALLBACK(summary_tree_collapsed),
5157                                summaryview);
5158
5159         g_signal_connect(G_OBJECT(ctree), "start_drag",
5160                          G_CALLBACK(summary_start_drag),
5161                          summaryview);
5162         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5163                          G_CALLBACK(summary_drag_data_get),
5164                          summaryview);
5165
5166         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5167                           summary_drag_types, 2,
5168                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5169
5170         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5171                          G_CALLBACK(summary_drag_data_received),
5172                          summaryview);
5173
5174         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5175                          G_CALLBACK(summary_drag_motion_cb),
5176                          summaryview);
5177
5178         return ctree;
5179 }
5180
5181 void summary_set_column_order(SummaryView *summaryview)
5182 {
5183         GtkWidget *ctree;
5184         GtkWidget *scrolledwin = summaryview->scrolledwin;
5185         FolderItem *item;
5186         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5187         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5188
5189         item = summaryview->folder_item;
5190
5191         summary_clear_all(summaryview);
5192         gtk_widget_destroy(summaryview->ctree);
5193
5194         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5195         summary_set_fonts(summaryview);
5196         summary_set_column_titles(summaryview);
5197         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5198                                             GTK_CLIST(ctree)->hadjustment);
5199         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5200                                             GTK_CLIST(ctree)->vadjustment);
5201         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5202         gtk_widget_show(ctree);
5203
5204         summary_show(summaryview, item);
5205
5206         summary_select_by_msgnum(summaryview, selected_msgnum);
5207
5208         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5209         summaryview->last_displayed = summaryview->displayed;
5210         if (!summaryview->displayed)
5211                 messageview_clear(summaryview->messageview);
5212         else
5213                 summary_redisplay_msg(summaryview);
5214 }
5215
5216
5217 /* callback functions */
5218
5219 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5220                                    SummaryView *summaryview)
5221 {
5222         if (event)
5223                 summary_toggle_view(summaryview);
5224         return TRUE;
5225 }
5226
5227 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5228                                        SummaryView *summaryview)
5229 {
5230         if (!event) return FALSE;
5231
5232         if (event->button == 3) {
5233                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5234                 /* right clicked */
5235                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5236                                NULL, NULL, event->button, event->time);
5237         } else if (event->button == 2) {
5238                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5239         } else if (event->button == 1) {
5240                 if (!prefs_common.emulate_emacs &&
5241                     messageview_is_visible(summaryview->messageview))
5242                         summaryview->display_msg = TRUE;
5243         }
5244
5245         return FALSE;
5246 }
5247
5248 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5249                                         SummaryView *summaryview)
5250 {
5251         return FALSE;
5252 }
5253
5254 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5255 {
5256         return summary_key_pressed(summaryview->ctree, event, summaryview);
5257 }
5258
5259 #define BREAK_ON_MODIFIER_KEY() \
5260         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5261
5262 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5263                                     SummaryView *summaryview)
5264 {
5265         GtkCTree *ctree = GTK_CTREE(widget);
5266         GtkCTreeNode *node;
5267         MessageView *messageview;
5268         TextView *textview;
5269         GtkAdjustment *adj;
5270         gboolean mod_pressed;
5271
5272         if (!event)
5273                 return TRUE;
5274
5275         if (quicksearch_has_focus(summaryview->quicksearch))
5276                 return FALSE;
5277
5278         messageview = summaryview->messageview;
5279         textview = messageview->mimeview->textview;
5280
5281         mod_pressed =
5282                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5283
5284         if (summaryview->selected) {
5285                 gboolean handled = FALSE;
5286                 switch (event->keyval) {
5287                 case GDK_space:         /* Page down or go to the next */
5288                         handled = TRUE;
5289                         if (event->state & GDK_SHIFT_MASK)
5290                                 mimeview_scroll_page(messageview->mimeview, TRUE);
5291                         else {
5292                                 if (summaryview->displayed != summaryview->selected) {
5293                                         summary_display_msg(summaryview,
5294                                                             summaryview->selected);
5295                                         break;
5296                                 }
5297                                 if (mod_pressed) {
5298                                         if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5299                                                 summary_select_prev_unread(summaryview);
5300                                 } else {
5301                                         if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5302                                                 summary_select_next_unread(summaryview);
5303                                 }
5304                         }
5305                         break;
5306                 case GDK_BackSpace:     /* Page up */
5307                         handled = TRUE;
5308                         mimeview_scroll_page(messageview->mimeview, TRUE);
5309                         break;
5310                 case GDK_Return:        /* Scroll up/down one line */
5311                         handled = TRUE;
5312                         if (summaryview->displayed != summaryview->selected) {
5313                                 summary_display_msg(summaryview,
5314                                                     summaryview->selected);
5315                                 break;
5316                         }
5317                         mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5318                         break;
5319                 }
5320
5321                 if (handled)
5322                         return FALSE;
5323         }
5324         if (summary_is_locked(summaryview))
5325                 return TRUE;
5326
5327         switch (event->keyval) {
5328         case GDK_Left:          /* Move focus */
5329                 adj = gtk_scrolled_window_get_hadjustment
5330                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5331                 if (adj->lower != adj->value)
5332                         break;
5333                 /* FALLTHROUGH */
5334         case GDK_Escape:
5335                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5336                 return TRUE;
5337         case GDK_Home:
5338         case GDK_End:
5339                 if ((node = summaryview->selected) != NULL) {
5340                         GtkCTreeNode *next = NULL;
5341                         next = (event->keyval == GDK_Home)
5342                                         ? gtk_ctree_node_nth(ctree, 0)
5343                                         : gtk_ctree_node_nth(ctree,
5344                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5345                         if (next) {
5346                                 gtk_sctree_select_with_state
5347                                         (GTK_SCTREE(ctree), next, (event->state & ~GDK_CONTROL_MASK) );
5348
5349                                 /* Deprecated - what are the non-deprecated equivalents? */
5350                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5351                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5352                                 summaryview->selected = next;
5353                         }
5354                 }
5355                 return TRUE;
5356         default:
5357                 break;
5358         }
5359
5360         if (!summaryview->selected) {
5361                 node = gtk_ctree_node_nth(ctree, 0);
5362                 if (node)
5363                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5364                 else
5365                         return TRUE;
5366         }
5367
5368         switch (event->keyval) {
5369         case GDK_Delete:
5370                 BREAK_ON_MODIFIER_KEY();
5371                 summary_delete_trash(summaryview);
5372                 break;
5373         case GDK_y:
5374         case GDK_t:
5375         case GDK_l:
5376         case GDK_c:
5377                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5378                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5379                                        "key_press_event");
5380                         mimeview_pass_key_press_event(messageview->mimeview,
5381                                                       event);
5382                         break;
5383                 }
5384         default:
5385                 break;
5386         }
5387         return FALSE;
5388 }
5389
5390 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5391 {
5392         SummaryView *summaryview = data;
5393
5394         summary_show(summaryview, summaryview->folder_item);
5395 }
5396
5397 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5398 {
5399         SummaryView *summaryview = (SummaryView *)data;
5400
5401         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5402                 prefs_common.show_searchbar = TRUE;
5403                 quicksearch_show(summaryview->quicksearch);
5404         } else {
5405                 prefs_common.show_searchbar = FALSE;
5406                 quicksearch_hide(summaryview->quicksearch);
5407         }
5408 }
5409
5410 void summaryview_activate_quicksearch(SummaryView *summaryview, gboolean show)
5411 {
5412         prefs_common.show_searchbar = show;
5413         gtk_toggle_button_set_active(
5414                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5415                 show);
5416         if (show) {
5417                 quicksearch_show(summaryview->quicksearch);
5418         } else {
5419                 quicksearch_hide(summaryview->quicksearch);
5420         }
5421 }
5422
5423 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5424 {
5425         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5426                 summary_reedit(summaryview);
5427         else
5428                 summary_open_msg(summaryview);
5429
5430         summaryview->display_msg = FALSE;
5431 }
5432
5433 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5434                                   SummaryView *summaryview)
5435 {
5436         summary_set_row_marks(summaryview, node);
5437         if (prefs_common.bold_unread) {
5438                 while (node) {
5439                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5440                         if (GTK_CTREE_ROW(node)->children)
5441                                 summary_set_row_marks(summaryview, node);
5442                         node = next;
5443                 }
5444         }
5445 }
5446
5447 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5448                                    SummaryView *summaryview)
5449 {
5450         summary_set_row_marks(summaryview, node);
5451 }
5452
5453 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5454                                gint column, SummaryView *summaryview)
5455 {
5456         if (summary_is_locked(summaryview)
5457         ||  GTK_SCTREE(ctree)->selecting_range) {
5458                 return;
5459         }
5460
5461         summary_status_show(summaryview);
5462 }
5463
5464 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5465                              gint column, SummaryView *summaryview)
5466 {
5467         MsgInfo *msginfo;
5468         gboolean marked_unread = FALSE;
5469
5470         if (summary_is_locked(summaryview)
5471         && !GTK_SCTREE(ctree)->selecting_range
5472         && summaryview->messageview->mimeview
5473         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
5474         && summaryview->messageview->mimeview->textview->loading) {
5475                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
5476                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
5477
5478                 data->ctree = ctree;
5479                 data->row = row;
5480                 data->node = NULL;
5481                 data->column = column;
5482                 data->summaryview = summaryview;
5483                 debug_print("postponing open of message till end of load\n");
5484                 g_timeout_add(100, summary_select_retry, data);
5485                 return;
5486         }
5487         if (summary_is_locked(summaryview)
5488         ||  GTK_SCTREE(ctree)->selecting_range) {
5489                 return;
5490         }
5491
5492         summary_status_show(summaryview);
5493
5494         if (GTK_CLIST(ctree)->selection &&
5495             GTK_CLIST(ctree)->selection->next) {
5496                 summaryview->display_msg = FALSE;
5497                 summary_set_menu_sensitive(summaryview);
5498                 toolbar_main_set_sensitive(summaryview->mainwin);
5499                 return;
5500         }
5501
5502         summaryview->selected = row;
5503
5504         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5505         g_return_if_fail(msginfo != NULL);
5506
5507         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5508         toolbar_set_learn_button
5509                 (summaryview->mainwin->toolbar,
5510                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5511
5512         switch (column < 0 ? column : summaryview->col_state[column].type) {
5513         case S_COL_MARK:
5514                 if (!MSG_IS_DELETED(msginfo->flags) &&
5515                     !MSG_IS_MOVE(msginfo->flags) &&
5516                     !MSG_IS_COPY(msginfo->flags)) {
5517                         if (MSG_IS_MARKED(msginfo->flags)) {
5518                                 summary_unmark_row(summaryview, row);
5519                         } else {
5520                                 summary_mark_row(summaryview, row);
5521                         }
5522                 }
5523                 break;
5524         case S_COL_STATUS:
5525                 if (MSG_IS_UNREAD(msginfo->flags)) {
5526                         summary_mark_row_as_read(summaryview, row);
5527                         summary_status_show(summaryview);
5528                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5529                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5530                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5531                                 else
5532                                         log_error(_("An error happened while learning.\n"));
5533                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5534                          !MSG_IS_FORWARDED(msginfo->flags)) {
5535                         marked_unread = TRUE;
5536                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5537                         summary_find_answers(summaryview, msginfo);
5538                         return;
5539                 }
5540                 break;
5541         case S_COL_LOCKED:
5542                 if (MSG_IS_LOCKED(msginfo->flags)) {
5543                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5544                         summary_set_row_marks(summaryview, row);
5545                 }
5546                 else
5547                         summary_lock_row(summaryview, row);
5548                 break;
5549         default:
5550                 break;
5551         }
5552
5553         if (summaryview->display_msg ||
5554             (prefs_common.always_show_msg &&
5555              messageview_is_visible(summaryview->messageview))) {
5556                 summaryview->display_msg = FALSE;
5557                 if (summaryview->displayed != row) {
5558                         summary_display_msg(summaryview, row);
5559                         if (marked_unread) {
5560                                 summary_mark_row_as_unread(summaryview, row);
5561                                 summary_status_show(summaryview);
5562                         }
5563                         return;
5564                 }
5565         }
5566
5567         if (marked_unread) {
5568                 summary_mark_row_as_unread(summaryview, row);
5569                 summary_status_show(summaryview);
5570         }
5571
5572         summary_set_menu_sensitive(summaryview);
5573         toolbar_main_set_sensitive(summaryview->mainwin);
5574 }
5575
5576 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5577                                 SummaryView *summaryview)
5578 {
5579         SummaryColumnType type = summaryview->col_state[column].type;
5580
5581         prefs_common.summary_col_size[type] = width;
5582 }
5583
5584
5585 /*
5586  * \brief get List of msginfo selected in SummaryView
5587  *
5588  * \param summaryview
5589  *
5590  * \return GSList holding MsgInfo
5591  */
5592 GSList *summary_get_selection(SummaryView *summaryview)
5593 {
5594         GList *sel = NULL;
5595         GSList *msginfo_list = NULL;
5596
5597         g_return_val_if_fail(summaryview != NULL, NULL);
5598
5599         sel = GTK_CLIST(summaryview->ctree)->selection;
5600
5601         g_return_val_if_fail(sel != NULL, NULL);
5602
5603         for ( ; sel != NULL; sel = sel->next)
5604                 msginfo_list =
5605                         g_slist_prepend(msginfo_list,
5606                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5607                                                                    GTK_CTREE_NODE(sel->data)));
5608         return g_slist_reverse(msginfo_list);
5609 }
5610
5611 static void summary_reply_cb(SummaryView *summaryview, guint action,
5612                              GtkWidget *widget)
5613 {
5614         MessageView *msgview = (MessageView*)summaryview->messageview;
5615         GSList *msginfo_list;
5616
5617         g_return_if_fail(msgview != NULL);
5618
5619         msginfo_list = summary_get_selection(summaryview);
5620         g_return_if_fail(msginfo_list != NULL);
5621         compose_reply_from_messageview(msgview, msginfo_list, action);
5622         g_slist_free(msginfo_list);
5623 }
5624
5625 static void summary_show_all_header_cb(SummaryView *summaryview,
5626                                        guint action, GtkWidget *widget)
5627 {
5628         summaryview->messageview->all_headers =
5629                         GTK_CHECK_MENU_ITEM(widget)->active;
5630         summary_display_msg_selected(summaryview,
5631                                      GTK_CHECK_MENU_ITEM(widget)->active);
5632 }
5633
5634 static void summary_add_address_cb(SummaryView *summaryview,
5635                                    guint action, GtkWidget *widget)
5636 {
5637         summary_add_address(summaryview);
5638 }
5639
5640 static void summary_create_filter_cb(SummaryView *summaryview,
5641                                      guint action, GtkWidget *widget)
5642 {
5643         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5644 }
5645
5646 static void summary_create_processing_cb(SummaryView *summaryview,
5647                                          guint action, GtkWidget *widget)
5648 {
5649         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5650 }
5651
5652 static void summary_sort_by_column_click(SummaryView *summaryview,
5653                                          FolderSortKey sort_key)
5654 {
5655         GtkCTreeNode *node = NULL;
5656         START_TIMING("");
5657         if (summaryview->sort_key == sort_key)
5658                 summary_sort(summaryview, sort_key,
5659                              summaryview->sort_type == SORT_ASCENDING
5660                              ? SORT_DESCENDING : SORT_ASCENDING);
5661         else
5662                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5663
5664         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5665
5666         summary_freeze(summaryview);
5667         if (prefs_common.bold_unread) {
5668                 while (node) {
5669                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5670                         if (GTK_CTREE_ROW(node)->children)
5671                                 summary_set_row_marks(summaryview, node);
5672                         node = next;
5673                 }
5674         }
5675         summary_thaw(summaryview);
5676         END_TIMING();
5677 }
5678
5679 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5680 {
5681         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5682 }
5683
5684 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5685 {
5686         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5687 }
5688
5689 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5690 {
5691         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5692 }
5693
5694 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5695 {
5696         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5697 }
5698
5699 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5700 {
5701         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5702 }
5703
5704 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5705 {
5706         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5707 }
5708
5709 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5710 {
5711         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5712                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5713         else
5714                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5715 }
5716
5717 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5718 {
5719         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5720                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5721         else
5722                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5723 }
5724
5725 static void summary_subject_clicked(GtkWidget *button,
5726                                     SummaryView *summaryview)
5727 {
5728         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5729 }
5730
5731 static void summary_score_clicked(GtkWidget *button,
5732                                   SummaryView *summaryview)
5733 {
5734         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5735 }
5736
5737 static void summary_locked_clicked(GtkWidget *button,
5738                                    SummaryView *summaryview)
5739 {
5740         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5741 }
5742
5743 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5744                                SummaryView *summaryview)
5745 {
5746         GdkDragContext *context;
5747
5748         g_return_if_fail(summaryview != NULL);
5749         g_return_if_fail(summaryview->folder_item != NULL);
5750         g_return_if_fail(summaryview->folder_item->folder != NULL);
5751         if (summaryview->selected == NULL) return;
5752
5753         context = gtk_drag_begin(widget, summaryview->target_list,
5754                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5755         gtk_drag_set_icon_default(context);
5756 }
5757
5758 static void summary_drag_data_get(GtkWidget        *widget,
5759                                   GdkDragContext   *drag_context,
5760                                   GtkSelectionData *selection_data,
5761                                   guint             info,
5762                                   guint             time,
5763                                   SummaryView      *summaryview)
5764 {
5765         if (info == TARGET_MAIL_URI_LIST) {
5766                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5767                 GList *cur;
5768                 MsgInfo *msginfo;
5769                 gchar *mail_list = NULL, *tmp1, *tmp2;
5770
5771                 for (cur = GTK_CLIST(ctree)->selection;
5772                      cur != NULL && cur->data != NULL; cur = cur->next) {
5773                         msginfo = gtk_ctree_node_get_row_data
5774                                 (ctree, GTK_CTREE_NODE(cur->data));
5775                         tmp2 = procmsg_get_message_file(msginfo);
5776                         if (!tmp2) continue;
5777                         if (msginfo->subject) {
5778                                 gchar *san_subject = g_strdup(msginfo->subject);
5779                                 gchar *dest = NULL;
5780                                 subst_for_filename(san_subject);
5781                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5782                                                 get_tmp_dir(),
5783                                                 G_DIR_SEPARATOR_S,
5784                                                 san_subject, msginfo->msgnum);
5785                                 g_free(san_subject);
5786                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5787                                 g_free(dest);
5788                                 dest = san_subject;
5789                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5790                                         g_free(tmp2);
5791                                         tmp2 = dest;
5792                                 }
5793                         }
5794                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5795                         g_free(tmp2);
5796
5797                         if (!mail_list) {
5798                                 mail_list = tmp1;
5799                         } else {
5800                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5801                                 g_free(mail_list);
5802                                 g_free(tmp1);
5803                                 mail_list = tmp2;
5804                         }
5805                 }
5806
5807                 if (mail_list != NULL) {
5808                         gtk_selection_data_set(selection_data,
5809                                                selection_data->target, 8,
5810                                                mail_list, strlen(mail_list));
5811                         g_free(mail_list);
5812                 }
5813         } else if (info == TARGET_DUMMY) {
5814                 if (GTK_CLIST(summaryview->ctree)->selection)
5815                         gtk_selection_data_set(selection_data,
5816                                                selection_data->target, 8,
5817                                                "Dummy-Summaryview",
5818                                                strlen("Dummy-Summaryview")+1);
5819         }
5820 }
5821
5822 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5823                                           GdkDragContext *context,
5824                                           gint            x,
5825                                           gint            y,
5826                                           guint           time,
5827                                           SummaryView    *summaryview)
5828 {
5829         FolderItem *item = summaryview->folder_item;
5830         if (!(item && item->folder && folder_item_parent(item) != NULL
5831                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5832                 gdk_drag_status(context, 0, time);
5833                 return FALSE;
5834         } else if (gtk_drag_get_source_widget(context) ==
5835                 mainwindow_get_mainwindow()->folderview->ctree) {
5836                 /* no folders */
5837                 gdk_drag_status(context, 0, time);
5838                 return FALSE;
5839         } else if (gtk_drag_get_source_widget(context) ==
5840                 summaryview->ctree) {
5841                 /* not from same folder */
5842                 gdk_drag_status(context, 0, time);
5843                 return FALSE;
5844         } else {
5845                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5846                 return TRUE;
5847         }
5848 }
5849
5850 static void summary_drag_data_received(GtkWidget        *widget,
5851                                         GdkDragContext   *drag_context,
5852                                         gint              x,
5853                                         gint              y,
5854                                         GtkSelectionData *data,
5855                                         guint             info,
5856                                         guint             time,
5857                                         SummaryView       *summaryview)
5858 {
5859         if (info == TARGET_MAIL_URI_LIST) {
5860                 FolderItem *item = summaryview->folder_item;
5861                 if (!item) {
5862                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5863                         return;
5864                 } else {
5865                         folderview_finish_dnd(data->data, drag_context, time, item);
5866                 }
5867         }
5868 }
5869
5870
5871 /* custom compare functions for sorting */
5872
5873 #define CMP_FUNC_DEF(func_name, val)                                     \
5874 static gint func_name(GtkCList *clist,                                   \
5875                       gconstpointer ptr1, gconstpointer ptr2)            \
5876 {                                                                        \
5877         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5878         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5879         if (!msginfo1 || !msginfo2)                                      \
5880                 return -1;                                               \
5881                                                                          \
5882         return (val);                                                    \
5883 }
5884
5885 CMP_FUNC_DEF(summary_cmp_by_mark,
5886              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5887 CMP_FUNC_DEF(summary_cmp_by_status,
5888              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5889 CMP_FUNC_DEF(summary_cmp_by_mime,
5890              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5891 CMP_FUNC_DEF(summary_cmp_by_label,
5892              MSG_GET_COLORLABEL(msginfo1->flags) -
5893              MSG_GET_COLORLABEL(msginfo2->flags))
5894 CMP_FUNC_DEF(summary_cmp_by_locked,
5895              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5896
5897 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5898 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5899 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5900
5901 #undef CMP_FUNC_DEF
5902
5903 static gint summary_cmp_by_subject(GtkCList *clist,
5904                                    gconstpointer ptr1,
5905                                    gconstpointer ptr2)
5906 {
5907         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5908         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5909
5910         if (!msginfo1->subject)
5911                 return (msginfo2->subject != NULL);
5912         if (!msginfo2->subject)
5913                 return -1;
5914
5915         return subject_compare_for_sort
5916                 (msginfo1->subject, msginfo2->subject);
5917 }
5918
5919 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5920                                 gconstpointer ptr2)
5921 {
5922         const gchar *str1, *str2;
5923         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5924         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5925         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5926
5927         g_return_val_if_fail(sv, -1);
5928
5929         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5930         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5931
5932         if (!str1)
5933                 return str2 != NULL;
5934
5935         if (!str2)
5936                 return -1;
5937
5938         return g_utf8_collate(str1, str2);
5939 }
5940
5941 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5942                                 gconstpointer ptr2)
5943 {
5944         const gchar *str1, *str2;
5945         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5946         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5947         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5948
5949         g_return_val_if_fail(sv, -1);
5950
5951         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5952         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5953
5954         if (!str1)
5955                 return str2 != NULL;
5956
5957         if (!str2)
5958                 return -1;
5959
5960         return g_utf8_collate(str1, str2);
5961 }
5962
5963 static gint summary_cmp_by_simplified_subject
5964         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5965 {
5966         const FolderItemPrefs *prefs;
5967         const gchar *str1, *str2;
5968         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5969         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5970         const MsgInfo *msginfo1 = r1->data;
5971         const MsgInfo *msginfo2 = r2->data;
5972         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5973
5974         g_return_val_if_fail(sv, -1);
5975         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5976
5977         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5978         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5979
5980         if (!str1)
5981                 return str2 != NULL;
5982
5983         if (!str2)
5984                 return -1;
5985
5986         prefs = msginfo1->folder->prefs;
5987         if (!prefs)
5988                 prefs = msginfo2->folder->prefs;
5989         if (!prefs)
5990                 return -1;
5991
5992         return subject_compare_for_sort(str1, str2);
5993 }
5994
5995 static gint summary_cmp_by_score(GtkCList *clist,
5996                                  gconstpointer ptr1, gconstpointer ptr2)
5997 {
5998         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5999         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6000         int diff;
6001
6002         /* if score are equal, sort by date */
6003
6004         diff = msginfo1->score - msginfo2->score;
6005         if (diff != 0)
6006                 return diff;
6007         else
6008                 return summary_cmp_by_date(clist, ptr1, ptr2);
6009 }
6010
6011 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6012 {
6013         SummaryView *summaryview = (SummaryView *) data;
6014         MsgInfo *msginfo;
6015
6016         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6017         g_return_if_fail(msginfo);
6018
6019         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
6020
6021         summary_set_row_marks(summaryview, row);
6022         debug_print("Message %d is marked as ignore thread\n",
6023             msginfo->msgnum);
6024 }
6025
6026 void summary_ignore_thread(SummaryView *summaryview)
6027 {
6028         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6029         GList *cur;
6030         gboolean froze = FALSE;
6031
6032         START_LONG_OPERATION(summaryview, FALSE);
6033         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6034                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6035                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
6036                                         summaryview);
6037
6038         END_LONG_OPERATION(summaryview);
6039
6040         summary_status_show(summaryview);
6041 }
6042
6043 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6044 {
6045         SummaryView *summaryview = (SummaryView *) data;
6046         MsgInfo *msginfo;
6047
6048         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6049         g_return_if_fail(msginfo);
6050
6051         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
6052
6053         summary_set_row_marks(summaryview, row);
6054         debug_print("Message %d is marked as unignore thread\n",
6055             msginfo->msgnum);
6056 }
6057
6058 void summary_unignore_thread(SummaryView *summaryview)
6059 {
6060         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6061         GList *cur;
6062         gboolean froze = FALSE;
6063
6064         START_LONG_OPERATION(summaryview, FALSE);
6065         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6066                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6067                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
6068                                         summaryview);
6069
6070         END_LONG_OPERATION(summaryview);
6071
6072         summary_status_show(summaryview);
6073 }
6074
6075 static void summary_check_ignore_thread_func
6076                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6077 {
6078         MsgInfo *msginfo;
6079         gint *found_ignore = (gint *) data;
6080
6081         if (*found_ignore) return;
6082         else {
6083                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6084                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
6085         }
6086 }
6087
6088 void summary_toggle_ignore_thread(SummaryView *summaryview)
6089 {
6090         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6091         GList *cur;
6092         gint found_ignore = 0;
6093
6094         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6095                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6096                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
6097                                         &found_ignore);
6098
6099         if (found_ignore)
6100                 summary_unignore_thread(summaryview);
6101         else
6102                 summary_ignore_thread(summaryview);
6103 }
6104
6105 void summary_toggle_show_read_messages(SummaryView *summaryview)
6106 {
6107         FolderItemUpdateData source;
6108         if (summaryview->folder_item->hide_read_msgs)
6109                 summaryview->folder_item->hide_read_msgs = 0;
6110         else
6111                 summaryview->folder_item->hide_read_msgs = 1;
6112
6113         source.item = summaryview->folder_item;
6114         source.update_flags = F_ITEM_UPDATE_NAME;
6115         source.msg = NULL;
6116         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
6117         summary_show(summaryview, summaryview->folder_item);
6118 }
6119
6120 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
6121                                              guint action)
6122 {
6123         GtkWidget *widget;
6124
6125         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
6126                                            "/View/Hide read messages");
6127         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6128                           GINT_TO_POINTER(1));
6129         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
6130         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6131                           GINT_TO_POINTER(0));
6132 }
6133
6134 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
6135 {
6136         GtkWidget *ctree = summaryview->ctree;
6137         GtkWidget *pixmap;
6138
6139         gtk_widget_destroy(summaryview->folder_pixmap);
6140
6141         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
6142         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
6143         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
6144         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
6145         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
6146         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
6147         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
6148         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
6149         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
6150         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
6151         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
6152         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
6153         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
6154         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
6155         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
6156         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
6157
6158         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
6159         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
6160         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
6161         gtk_widget_show(pixmap);
6162         summaryview->folder_pixmap = pixmap;
6163
6164         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
6165         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
6166                               summaryview->quick_search_pixmap);
6167         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
6168         gtk_widget_show(pixmap);
6169         summaryview->quick_search_pixmap = pixmap;
6170
6171         folderview_unselect(summaryview->folderview);
6172         folderview_select(summaryview->folderview, summaryview->folder_item);
6173         summary_set_column_titles(summaryview);
6174 }
6175
6176 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
6177 {
6178         GtkMenuShell *menu;
6179         GList *cur;
6180
6181         /* re-create colorlabel submenu */
6182         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
6183         g_return_if_fail(menu != NULL);
6184
6185         /* clear items. get item pointers. */
6186         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
6187                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
6188         }
6189         summary_colorlabel_menu_create(summaryview, TRUE);
6190 }
6191
6192 /*
6193  * Harvest addresses for selected messages in summary view.
6194  */
6195 void summary_harvest_address(SummaryView *summaryview)
6196 {
6197         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
6198         GList *cur;
6199         GList *msgList;
6200         MsgInfo *msginfo;
6201
6202         msgList = NULL;
6203         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
6204                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
6205                 if (!msginfo)
6206                         continue;
6207                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
6208         }
6209         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
6210         g_list_free( msgList );
6211 }
6212
6213 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
6214 {
6215         int err;
6216         gchar buf[BUFFSIZE];
6217         regex_t *preg = NULL;
6218
6219         preg = g_new0(regex_t, 1);
6220
6221         err = string_match_precompile(simplify_subject_regexp,
6222                                       preg, REG_EXTENDED);
6223         if (err) {
6224                 regerror(err, preg, buf, BUFFSIZE);
6225                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6226                 g_free(preg);
6227                 preg = NULL;
6228         }
6229
6230         return preg;
6231 }
6232
6233 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6234 {
6235         FolderSortKey sort_key;
6236         FolderSortType sort_type;
6237         g_return_if_fail(summaryview != NULL);
6238         g_return_if_fail(item != NULL);
6239
6240         /* Subject simplification */
6241         if(summaryview->simplify_subject_preg) {
6242                 regfree(summaryview->simplify_subject_preg);
6243                 g_free(summaryview->simplify_subject_preg);
6244                 summaryview->simplify_subject_preg = NULL;
6245         }
6246         if(item->prefs && item->prefs->simplify_subject_regexp &&
6247            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6248                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6249
6250         /* Sorting */
6251         if (folder_get_sort_type(item->folder, &sort_key, &sort_type)) {
6252                 summaryview->sort_key = sort_key;
6253                 summaryview->sort_type = sort_type;
6254         } else {
6255                 summaryview->sort_key = item->sort_key;
6256                 summaryview->sort_type = item->sort_type;
6257         }
6258         /* Threading */
6259         summaryview->threaded = item->threaded;
6260         summaryview->thread_collapsed = item->thread_collapsed;
6261
6262         /* Scoring */
6263 }
6264
6265 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6266 {
6267         /* Sorting */
6268         item->sort_key = summaryview->sort_key;
6269         item->sort_type = summaryview->sort_type;
6270
6271         /* Threading */
6272         item->threaded = summaryview->threaded;
6273         item->thread_collapsed = summaryview->thread_collapsed;
6274 }
6275
6276 static gboolean summary_update_msg(gpointer source, gpointer data)
6277 {
6278         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6279         SummaryView *summaryview = (SummaryView *)data;
6280         GtkCTreeNode *node;
6281
6282         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6283         g_return_val_if_fail(summaryview != NULL, FALSE);
6284
6285         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6286                 return FALSE;
6287
6288         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6289                 node = gtk_ctree_find_by_row_data(
6290                                 GTK_CTREE(summaryview->ctree), NULL,
6291                                 msginfo_update->msginfo);
6292
6293                 if (node)
6294                         summary_set_row_marks(summaryview, node);
6295         }
6296
6297         return FALSE;
6298 }
6299
6300 static gboolean summary_update_folder_item_name(gpointer source, gpointer data)
6301 {
6302         FolderItemUpdateData *hookdata = (FolderItemUpdateData *)source;
6303         SummaryView *summaryview = (SummaryView *)data;
6304
6305         g_return_val_if_fail(hookdata != NULL, FALSE);
6306         g_return_val_if_fail(hookdata->item != NULL, FALSE);
6307         g_return_val_if_fail(summaryview != NULL, FALSE);
6308
6309         if (hookdata->update_flags & F_ITEM_UPDATE_NAME) {
6310                 gchar *name = folder_item_get_name(hookdata->item);
6311                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
6312                 g_free(name);
6313         }
6314
6315         return FALSE;
6316 }
6317
6318 /*!
6319  *\brief        change summaryview to display your answer(s) to a message
6320  *
6321  *\param        summaryview The SummaryView ;)
6322  *\param        msginfo The message for which answers are searched
6323  *
6324  */
6325 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6326 {
6327         FolderItem *sent_folder = NULL;
6328         PrefsAccount *account = NULL;
6329         GtkCTreeNode *node = NULL;
6330         char *buf = NULL;
6331         if (msg == NULL || msg->msgid == NULL)
6332                 return;
6333
6334         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6335         if (account == NULL)
6336                 return;
6337         sent_folder = account_get_special_folder
6338                                 (account, F_OUTBOX);
6339
6340         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6341
6342         if (sent_folder != summaryview->folder_item) {
6343                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6344         }
6345
6346         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6347
6348         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6349         g_free(buf);
6350
6351         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6352         if (node)
6353                 summary_select_node(summaryview, node, TRUE, TRUE);
6354 }
6355
6356 gint summaryview_export_mbox_list(SummaryView *summaryview)
6357 /* return values: -2 skipped, -1 error, 0 OK */
6358 {
6359         GSList *list = summary_get_selected_msg_list(summaryview);
6360         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6361         gint ret;
6362
6363         if (mbox == NULL || list == NULL)
6364                 return -1;
6365
6366         ret = export_list_to_mbox(list, mbox);
6367
6368         g_slist_free(list);
6369         g_free(mbox);
6370
6371         return ret;
6372 }
6373
6374 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6375 {
6376         if (!summaryview || !summaryview->folder_item || !item) {
6377                 return;
6378         }
6379
6380         if (summaryview->folder_item->folder == item->folder) {
6381                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6382         }
6383 }
6384 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6385 {
6386         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6387 }