src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91 #include "manual.h"
  92
  93 #define SUMMARY_COL_MARK_WIDTH          10
  94 #define SUMMARY_COL_STATUS_WIDTH        13
  95 #define SUMMARY_COL_LOCKED_WIDTH        13
  96 #define SUMMARY_COL_MIME_WIDTH          11
  97
  98
  99 static GtkStyle *bold_style;
 100 static GtkStyle *bold_marked_style;
 101 static GtkStyle *bold_deleted_style;
 102 static GtkStyle *small_style;
 103 static GtkStyle *small_marked_style;
 104 static GtkStyle *small_deleted_style;
 105
 106 static GdkPixmap *markxpm;
 107 static GdkBitmap *markxpmmask;
 108 static GdkPixmap *deletedxpm;
 109 static GdkBitmap *deletedxpmmask;
 110
 111 static GdkPixmap *newxpm;
 112 static GdkBitmap *newxpmmask;
 113 static GdkPixmap *unreadxpm;
 114 static GdkBitmap *unreadxpmmask;
 115 static GdkPixmap *repliedxpm;
 116 static GdkBitmap *repliedxpmmask;
 117 static GdkPixmap *forwardedxpm;
 118 static GdkBitmap *forwardedxpmmask;
 119 static GdkPixmap *ignorethreadxpm;
 120 static GdkBitmap *ignorethreadxpmmask;
 121 static GdkPixmap *lockedxpm;
 122 static GdkBitmap *lockedxpmmask;
 123 static GdkPixmap *spamxpm;
 124 static GdkBitmap *spamxpmmask;
 125
 126 static GdkPixmap *clipxpm;
 127 static GdkBitmap *clipxpmmask;
 128 static GdkPixmap *keyxpm;
 129 static GdkBitmap *keyxpmmask;
 130 static GdkPixmap *clipkeyxpm;
 131 static GdkBitmap *clipkeyxpmmask;
 132 static GdkPixmap *gpgsignedxpm;
 133 static GdkBitmap *gpgsignedxpmmask;
 134 static GdkPixmap *clipgpgsignedxpm;
 135 static GdkBitmap *clipgpgsignedxpmmask;
 136
 137 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 138                                          GtkCTreeNode           *node,
 139                                          gpointer                data);
 140 static void summary_set_marks_func      (GtkCTree               *ctree,
 141                                          GtkCTreeNode           *node,
 142                                          gpointer                data);
 143
 144 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 145 guint summary_get_msgnum                (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148
 149 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 150                                              guint action);
 151
 152 static GtkCTreeNode *summary_find_prev_msg
 153                                         (SummaryView            *summaryview,
 154                                          GtkCTreeNode           *current_node);
 155 static GtkCTreeNode *summary_find_next_msg
 156                                         (SummaryView            *summaryview,
 157                                          GtkCTreeNode           *current_node);
 158
 159 static GtkCTreeNode *summary_find_prev_flagged_msg
 160                                         (SummaryView    *summaryview,
 161                                          GtkCTreeNode   *current_node,
 162                                          MsgPermFlags    flags,
 163                                          gboolean        start_from_prev);
 164 static GtkCTreeNode *summary_find_next_flagged_msg
 165                                         (SummaryView    *summaryview,
 166                                          GtkCTreeNode   *current_node,
 167                                          MsgPermFlags    flags,
 168                                          gboolean        start_from_next);
 169
 170 static GtkCTreeNode *summary_find_msg_by_msgnum
 171                                         (SummaryView            *summaryview,
 172                                          guint                   msgnum);
 173
 174 static void summary_update_status       (SummaryView            *summaryview);
 175
 176 /* display functions */
 177 static void summary_status_show         (SummaryView            *summaryview);
 178 static void summary_set_column_titles   (SummaryView            *summaryview);
 179 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 180                                          GSList                 *mlist);
 181 static void summary_set_header          (SummaryView            *summaryview,
 182                                          gchar                  *text[],
 183                                          MsgInfo                *msginfo);
 184 static void summary_display_msg         (SummaryView            *summaryview,
 185                                          GtkCTreeNode           *row);
 186 static void summary_display_msg_full    (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row,
 188                                          gboolean                new_window,
 189                                          gboolean                all_headers);
 190 static void summary_set_row_marks       (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192
 193 /* message handling */
 194 static void summary_mark_row            (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_lock_row            (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_unlock_row          (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_delete_row          (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_unmark_row          (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_move_row_to         (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row,
 210                                          FolderItem             *to_folder);
 211 static void summary_copy_row_to         (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row,
 213                                          FolderItem             *to_folder);
 214
 215 static gint summary_execute_move        (SummaryView            *summaryview);
 216 static void summary_execute_move_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_copy        (SummaryView            *summaryview);
 220 static void summary_execute_copy_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_delete      (SummaryView            *summaryview);
 224 static void summary_execute_delete_func (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227
 228 static void summary_thread_init         (SummaryView            *summaryview);
 229 static void summary_ignore_thread       (SummaryView            *summaryview);
 230 static void summary_unignore_thread     (SummaryView            *summaryview);
 231
 232 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 233 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 234                                                  GtkCTreeNode   *node,
 235                                                  gpointer        data);
 236
 237 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 238                               GSList * mlist);
 239
 240 static void summary_filter_func         (MsgInfo *msginfo);
 241
 242 static void summary_colorlabel_menu_item_activate_cb
 243                                           (GtkWidget    *widget,
 244                                            gpointer      data);
 245 static void summary_colorlabel_menu_item_activate_item_cb
 246                                           (GtkMenuItem  *label_menu_item,
 247                                            gpointer      data);
 248 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 249                                            gboolean  refresh);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_unselected          (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_col_resized         (GtkCList               *clist,
 283                                          gint                    column,
 284                                          gint                    width,
 285                                          SummaryView            *summaryview);
 286 static void summary_reply_cb            (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_add_address_cb      (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_create_filter_cb    (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_create_processing_cb(SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_status_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_to_clicked          (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_subject_clicked     (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_score_clicked       (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_locked_clicked      (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327
 328 static void summary_start_drag          (GtkWidget        *widget,
 329                                          int button,
 330                                          GdkEvent *event,
 331                                          SummaryView      *summaryview);
 332 static void summary_drag_data_get       (GtkWidget        *widget,
 333                                          GdkDragContext   *drag_context,
 334                                          GtkSelectionData *selection_data,
 335                                          guint             info,
 336                                          guint             time,
 337                                          SummaryView      *summaryview);
 338 static void summary_drag_data_received(GtkWidget        *widget,
 339                                         GdkDragContext   *drag_context,
 340                                         gint              x,
 341                                         gint              y,
 342                                         GtkSelectionData *data,
 343                                         guint             info,
 344                                         guint             time,
 345                                         SummaryView       *summaryview);
 346 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 347                                           GdkDragContext *context,
 348                                           gint            x,
 349                                           gint            y,
 350                                           guint           time,
 351                                           SummaryView    *summaryview);
 352
 353 /* custom compare functions for sorting */
 354
 355 static gint summary_cmp_by_mark         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_status       (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_mime         (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_num          (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_size         (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_date         (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_from         (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_simplified_subject
 377                                         (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_score        (GtkCList               *clist,
 381                                          gconstpointer           ptr1,
 382                                          gconstpointer           ptr2);
 383 static gint summary_cmp_by_label        (GtkCList               *clist,
 384                                          gconstpointer           ptr1,
 385                                          gconstpointer           ptr2);
 386 static gint summary_cmp_by_to           (GtkCList               *clist,
 387                                          gconstpointer           ptr1,
 388                                          gconstpointer           ptr2);
 389 static gint summary_cmp_by_subject      (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_locked       (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395
 396 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 397                                          gpointer        data);
 398 static void tog_searchbar_cb            (GtkWidget      *w,
 399                                          gpointer        data);
 400
 401 static void summary_find_answers        (SummaryView    *summaryview,
 402                                          MsgInfo        *msg);
 403
 404 static gboolean summary_update_msg      (gpointer source, gpointer data);
 405
 406 GtkTargetEntry summary_drag_types[2] =
 407 {
 408         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 409         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 410 };
 411
 412 static GtkItemFactoryEntry summary_popup_entries[] =
 413 {
 414         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 415         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 416         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 417         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 418         {N_("/Repl_y to/mailing _list"),
 419                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 420         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 421         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 422         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 423         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 424         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 425         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 426         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 427         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 428         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 429         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 430         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 431         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 432         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 433         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 434         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 435         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 436         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 437         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 438         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 439         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 440         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 441         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 442         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 443         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 444         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 445         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 446
 447         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 448         {N_("/Add sender to address boo_k"),
 449                                         NULL, summary_add_address_cb, 0, NULL},
 450         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 451         {N_("/Create f_ilter rule/_Automatically"),
 452                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 453         {N_("/Create f_ilter rule/by _From"),
 454                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 455         {N_("/Create f_ilter rule/by _To"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 457         {N_("/Create f_ilter rule/by _Subject"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 459         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 460         {N_("/Create processing rule/_Automatically"),
 461                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 462         {N_("/Create processing rule/by _From"),
 463                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 464         {N_("/Create processing rule/by _To"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 466         {N_("/Create processing rule/by _Subject"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 468         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 469         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 470         {N_("/_View/Open in new _window"),
 471                                         "<control><alt>N", summary_open_msg,    0, NULL},
 472         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 473         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 474         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 475         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 476         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 477 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 478
 479 static const gchar *const col_label[N_SUMMARY_COLS] = {
 480         "",             /* S_COL_MARK    */
 481         N_("S"),        /* S_COL_STATUS  */
 482         "",             /* S_COL_MIME    */
 483         N_("Subject"),  /* S_COL_SUBJECT */
 484         N_("From"),     /* S_COL_FROM    */
 485         N_("To"),       /* S_COL_TO      */
 486         N_("Date"),     /* S_COL_DATE    */
 487         N_("Size"),     /* S_COL_SIZE    */
 488         N_("#"),        /* S_COL_NUMBER  */
 489         N_("Score"),    /* S_COL_SCORE   */
 490         "",             /* S_COL_LOCKED  */
 491 };
 492
 493 #define START_LONG_OPERATION(summaryview) {                     \
 494         summary_lock(summaryview);                              \
 495         main_window_cursor_wait(summaryview->mainwin);          \
 496         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 497         folder_item_update_freeze();                            \
 498         inc_lock();                                             \
 499         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 500                       summaryview->msginfo_update_callback_id); \
 501 }
 502 #define END_LONG_OPERATION(summaryview) {                       \
 503         inc_unlock();                                           \
 504         folder_item_update_thaw();                              \
 505         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 506         main_window_cursor_normal(summaryview->mainwin);        \
 507         summary_unlock(summaryview);                            \
 508         summaryview->msginfo_update_callback_id =               \
 509                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 510                 summary_update_msg, (gpointer) summaryview);    \
 511 }
 512
 513 SummaryView *summary_create(void)
 514 {
 515         SummaryView *summaryview;
 516         GtkWidget *vbox;
 517         GtkWidget *scrolledwin;
 518         GtkWidget *ctree;
 519         GtkWidget *hbox;
 520         GtkWidget *hbox_l;
 521         GtkWidget *statlabel_folder;
 522         GtkWidget *statlabel_select;
 523         GtkWidget *statlabel_msgs;
 524         GtkWidget *hbox_spc;
 525         GtkWidget *toggle_eventbox;
 526         GtkWidget *toggle_arrow;
 527         GtkWidget *popupmenu;
 528         GtkWidget *toggle_search;
 529         GtkTooltips *search_tip;
 530         GtkItemFactory *popupfactory;
 531         gint n_entries;
 532         QuickSearch *quicksearch;
 533
 534         debug_print("Creating summary view...\n");
 535         summaryview = g_new0(SummaryView, 1);
 536
 537 #define SUMMARY_VBOX_SPACING 3
 538         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 539
 540         /* create status label */
 541         hbox = gtk_hbox_new(FALSE, 0);
 542         gtk_widget_show(hbox);
 543
 544         search_tip = gtk_tooltips_new();
 545         toggle_search = gtk_toggle_button_new();
 546         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 547                                      prefs_common.show_searchbar);
 548         gtk_widget_show(toggle_search);
 549
 550         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 551                              toggle_search,
 552                              _("Toggle quick search bar"), NULL);
 553
 554         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 555
 556         hbox_l = gtk_hbox_new(FALSE, 0);
 557         gtk_widget_show(hbox_l);
 558         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 559
 560         statlabel_folder = gtk_label_new("");
 561         gtk_widget_show(statlabel_folder);
 562         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 563         statlabel_select = gtk_label_new("");
 564         gtk_widget_show(statlabel_select);
 565         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 566
 567         /* toggle view button */
 568         toggle_eventbox = gtk_event_box_new();
 569         gtk_widget_show(toggle_eventbox);
 570         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 571         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 572         gtk_widget_show(toggle_arrow);
 573         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 574         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 575                          G_CALLBACK(summary_toggle_pressed),
 576                          summaryview);
 577
 578
 579         statlabel_msgs = gtk_label_new("");
 580         gtk_widget_show(statlabel_msgs);
 581         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 582
 583         hbox_spc = gtk_hbox_new(FALSE, 0);
 584         gtk_widget_show(hbox_spc);
 585         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 586
 587         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 588         gtk_widget_show(scrolledwin);
 589         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 590                                        GTK_POLICY_AUTOMATIC,
 591                                        GTK_POLICY_AUTOMATIC);
 592         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 593         gtk_widget_set_size_request(vbox,
 594                              prefs_common.summaryview_width,
 595                              prefs_common.summaryview_height);
 596
 597         ctree = summary_ctree_create(summaryview);
 598         gtk_widget_show(ctree);
 599
 600         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 601                                             GTK_CLIST(ctree)->hadjustment);
 602         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 603                                             GTK_CLIST(ctree)->vadjustment);
 604         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 605
 606         /* status label */
 607         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 608
 609         /* quick search */
 610         quicksearch = quicksearch_new();
 611         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 612
 613         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 614
 615         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 616                           G_CALLBACK(tog_searchbar_cb), summaryview);
 617
 618         /* create popup menu */
 619         n_entries = sizeof(summary_popup_entries) /
 620                 sizeof(summary_popup_entries[0]);
 621         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 622                                       "<SummaryView>", &popupfactory,
 623                                       summaryview);
 624
 625         summaryview->vbox = vbox;
 626         summaryview->scrolledwin = scrolledwin;
 627         summaryview->ctree = ctree;
 628         summaryview->hbox = hbox;
 629         summaryview->hbox_l = hbox_l;
 630         summaryview->statlabel_folder = statlabel_folder;
 631         summaryview->statlabel_select = statlabel_select;
 632         summaryview->statlabel_msgs = statlabel_msgs;
 633         summaryview->toggle_eventbox = toggle_eventbox;
 634         summaryview->toggle_arrow = toggle_arrow;
 635         summaryview->toggle_search = toggle_search;
 636         summaryview->popupmenu = popupmenu;
 637         summaryview->popupfactory = popupfactory;
 638         summaryview->lock_count = 0;
 639         summaryview->msginfo_update_callback_id =
 640                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 641
 642         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 643
 644         summaryview->quicksearch = quicksearch;
 645
 646         /* CLAWS: need this to get the SummaryView * from
 647          * the CList */
 648         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 649
 650         gtk_widget_show_all(vbox);
 651
 652         gtk_widget_show(vbox);
 653
 654         if (prefs_common.show_searchbar)
 655                 quicksearch_show(quicksearch);
 656         else
 657                 quicksearch_hide(quicksearch);
 658
 659         return summaryview;
 660 }
 661
 662 static void summary_set_fonts(SummaryView *summaryview)
 663 {
 664         PangoFontDescription *font_desc;
 665         gint size;
 666
 667         font_desc = pango_font_description_from_string(NORMAL_FONT);
 668         gtk_widget_modify_font(summaryview->ctree, font_desc);
 669         pango_font_description_free(font_desc);
 670
 671         if (!bold_style) {
 672                 bold_style = gtk_style_copy
 673                         (gtk_widget_get_style(summaryview->ctree));
 674                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 675                 if (font_desc) {
 676                         pango_font_description_free(bold_style->font_desc);
 677                         bold_style->font_desc = font_desc;
 678                 }
 679
 680                 pango_font_description_set_weight
 681                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 682                 bold_marked_style = gtk_style_copy(bold_style);
 683                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 684                         summaryview->color_marked;
 685                 bold_deleted_style = gtk_style_copy(bold_style);
 686                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 687                         summaryview->color_dim;
 688         }
 689
 690         font_desc = pango_font_description_new();
 691         size = pango_font_description_get_size
 692                 (summaryview->ctree->style->font_desc);
 693         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 694         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 695         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 696         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 697         pango_font_description_free(font_desc);
 698 }
 699
 700 void summary_init(SummaryView *summaryview)
 701 {
 702         GtkWidget *pixmap;
 703
 704         gtk_widget_realize(summaryview->ctree);
 705         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 706                          &markxpm, &markxpmmask);
 707         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 708                          &deletedxpm, &deletedxpmmask);
 709         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 710                          &newxpm, &newxpmmask);
 711         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 712                          &unreadxpm, &unreadxpmmask);
 713         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 714                          &repliedxpm, &repliedxpmmask);
 715         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 716                          &forwardedxpm, &forwardedxpmmask);
 717         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 718                          &clipxpm, &clipxpmmask);
 719         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 720                          &lockedxpm, &lockedxpmmask);
 721         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 722                          &ignorethreadxpm, &ignorethreadxpmmask);
 723         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 724                          &clipkeyxpm, &clipkeyxpmmask);
 725         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 726                          &keyxpm, &keyxpmmask);
 727         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 728                          &gpgsignedxpm, &gpgsignedxpmmask);
 729         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 730                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 731         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 732                          &spamxpm, &spamxpmmask);
 733
 734         summary_set_fonts(summaryview);
 735
 736         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 737         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 738         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 739         gtk_widget_show(pixmap);
 740         summaryview->folder_pixmap = pixmap;
 741
 742         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 743         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 744         gtk_widget_show(pixmap);
 745         summaryview->quick_search_pixmap = pixmap;
 746
 747         /* Init summaryview prefs */
 748         summaryview->sort_key = SORT_BY_NONE;
 749         summaryview->sort_type = SORT_ASCENDING;
 750
 751         /* Init summaryview extra data */
 752         summaryview->simplify_subject_preg = NULL;
 753
 754         summary_clear_list(summaryview);
 755         summary_set_column_titles(summaryview);
 756         summary_colorlabel_menu_create(summaryview, FALSE);
 757         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 758         summary_set_menu_sensitive(summaryview);
 759
 760 }
 761
 762 #define CURRENTLY_DISPLAYED(m) \
 763 ( (m->msgnum == displayed_msgnum) \
 764   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 765
 766 #define FOLDER_SHOWS_TO_HDR(i) \
 767 ( folder_has_parent_of_type(i, F_OUTBOX) \
 768   ||  folder_has_parent_of_type(i, F_DRAFT) \
 769   ||  folder_has_parent_of_type(i, F_QUEUE) )
 770
 771 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 772 {
 773         gboolean show_from = FALSE, show_to = FALSE;
 774         gboolean showing_from = FALSE, showing_to = FALSE;
 775         gint from_pos = 0, to_pos = 0;
 776         SummaryColumnState *col_state = summaryview->col_state;
 777         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 778
 779         if (!item)
 780                 return;
 781         if(FOLDER_SHOWS_TO_HDR(item))
 782                 show_to = TRUE;
 783         else
 784                 show_from = TRUE;
 785
 786         from_pos = summaryview->col_pos[S_COL_FROM];
 787         to_pos = summaryview->col_pos[S_COL_TO];
 788         showing_from = col_state[from_pos].visible;
 789         showing_to = col_state[to_pos].visible;
 790
 791         if (showing_from && showing_to) {
 792                 debug_print("showing both\n");
 793                 return;
 794         }
 795
 796         if (!showing_from && !showing_to) {
 797                 debug_print("showing none\n");
 798                 return;
 799         }
 800
 801         debug_print("showing %s %s, must show %s %s\n",
 802                 showing_from?"From":"",
 803                 showing_to?"To":"",
 804                 show_from?"From":"",
 805                 show_to?"To":"");
 806
 807         if (showing_from == show_from && showing_to == show_to)
 808                 return;
 809         /* else we'll switch both */
 810
 811         debug_print("switching columns\n");
 812         col_state[from_pos].type = S_COL_TO;
 813         col_state[from_pos].visible = show_to;
 814
 815         col_state[to_pos].type = S_COL_FROM;
 816         col_state[to_pos].visible = show_from;
 817
 818         summaryview->col_pos[S_COL_TO] = from_pos;
 819         summaryview->col_pos[S_COL_FROM] = to_pos;
 820
 821         gtk_clist_set_column_visibility
 822                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 823         gtk_clist_set_column_visibility
 824                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 825
 826         summary_set_column_titles(summaryview);
 827 }
 828
 829 static gboolean summaryview_quicksearch_recurse(gpointer data)
 830 {
 831         SummaryView *summaryview = (SummaryView *)data;
 832         main_window_cursor_wait(summaryview->mainwin);
 833         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 834         quicksearch_search_subfolders(summaryview->quicksearch,
 835                               summaryview->folderview,
 836                               summaryview->folder_item);
 837         main_window_cursor_normal(summaryview->mainwin);
 838         return FALSE;
 839 }
 840 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 841 {
 842         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 843         GtkCTreeNode *node;
 844         GSList *mlist = NULL;
 845         gchar *buf;
 846         gboolean is_refresh;
 847         guint selected_msgnum = 0;
 848         guint displayed_msgnum = 0;
 849         GSList *cur;
 850         GSList *not_killed;
 851         gboolean hidden_removed = FALSE;
 852
 853         if (summary_is_locked(summaryview)) return FALSE;
 854
 855         if (!summaryview->mainwin)
 856                 return FALSE;
 857
 858         summaryview->last_displayed = NULL;
 859         summary_switch_from_to(summaryview, item);
 860
 861         inc_lock();
 862         summary_lock(summaryview);
 863
 864         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 865
 866         if (!is_refresh)
 867                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
 868
 869         if (!prefs_common.summary_quicksearch_sticky
 870          && !prefs_common.summary_quicksearch_recurse
 871          && !quicksearch_is_running(summaryview->quicksearch)
 872          && !is_refresh) {
 873                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 874         }
 875
 876         /* STATUSBAR_POP(summaryview->mainwin); */
 877
 878         if (is_refresh) {
 879                 selected_msgnum = summary_get_msgnum(summaryview,
 880                                                      summaryview->selected);
 881                 displayed_msgnum = summary_get_msgnum(summaryview,
 882                                                       summaryview->displayed);
 883         }
 884
 885         /* process the marks if any */
 886         if (summaryview->mainwin->lock_count == 0 &&
 887             (summaryview->moved > 0 || summaryview->copied > 0)) {
 888                 AlertValue val;
 889                 gboolean changed = FALSE;
 890
 891                 val = alertpanel(_("Process mark"),
 892                                  _("Some marks are left. Process them?"),
 893                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 894                 if (G_ALERTALTERNATE == val) {
 895                         summary_unlock(summaryview);
 896                         summary_execute(summaryview);
 897                         summary_lock(summaryview);
 898                         changed = TRUE;
 899                 } else if (G_ALERTDEFAULT == val) {
 900                         /* DO NOTHING */
 901                 } else {
 902                         summary_unlock(summaryview);
 903                         inc_unlock();
 904                         return FALSE;
 905                 }
 906                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 907                         folder_update_op_count();
 908         }
 909
 910         gtk_clist_freeze(GTK_CLIST(ctree));
 911
 912         summary_clear_list(summaryview);
 913
 914         buf = NULL;
 915         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 916                 g_free(buf);
 917                 debug_print("empty folder (%p %s %p %d)\n\n",
 918                                 item,
 919                                 item?item->path:"NULL",
 920                                 item?folder_item_parent(item):0x0,
 921                                 item?item->no_select:FALSE);
 922                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 923                 summary_clear_all(summaryview);
 924                 summaryview->folder_item = item;
 925                 gtk_clist_thaw(GTK_CLIST(ctree));
 926                 summary_unlock(summaryview);
 927                 inc_unlock();
 928                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 929                         main_window_cursor_wait(summaryview->mainwin);
 930                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 931                         if (quicksearch_is_active(summaryview->quicksearch))
 932                                 quicksearch_search_subfolders(summaryview->quicksearch,
 933                                               summaryview->folderview,
 934                                               summaryview->folder_item);
 935                         main_window_cursor_normal(summaryview->mainwin);
 936                 }
 937                 return TRUE;
 938         }
 939         g_free(buf);
 940
 941         if (!is_refresh)
 942                 messageview_clear(summaryview->messageview);
 943
 944         summaryview->folder_item = item;
 945         item->opened = TRUE;
 946
 947         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 948         debug_print("%s\n", buf);
 949         STATUSBAR_PUSH(summaryview->mainwin, buf);
 950         g_free(buf);
 951
 952         main_window_cursor_wait(summaryview->mainwin);
 953
 954         mlist = folder_item_get_msg_list(item);
 955
 956         if (summaryview->folder_item->hide_read_msgs &&
 957             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 958                 GSList *not_killed;
 959
 960                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 961                 not_killed = NULL;
 962                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 963                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 964
 965                         if (!msginfo->hidden) {
 966                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 967                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 968                                         not_killed = g_slist_prepend(not_killed, msginfo);
 969                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 970                                          MSG_IS_LOCKED(msginfo->flags))
 971                                         not_killed = g_slist_prepend(not_killed, msginfo);
 972                                 else if (is_refresh &&
 973                                         (msginfo->msgnum == selected_msgnum ||
 974                                          msginfo->msgnum == displayed_msgnum))
 975                                         not_killed = g_slist_prepend(not_killed, msginfo);
 976                                 else
 977                                         procmsg_msginfo_free(msginfo);
 978                          } else
 979                                 procmsg_msginfo_free(msginfo);
 980                 }
 981                 hidden_removed = TRUE;
 982                 g_slist_free(mlist);
 983                 mlist = not_killed;
 984         } else {
 985                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 986         }
 987
 988         if (quicksearch_is_active(summaryview->quicksearch)) {
 989                 GSList *not_killed;
 990                 gint num = 0, total = summaryview->folder_item->total_msgs;
 991                 statusbar_print_all(_("Searching in %s... \n"),
 992                         summaryview->folder_item->path ?
 993                         summaryview->folder_item->path : "(null)");
 994                 not_killed = NULL;
 995                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 996                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 997
 998                         statusbar_progress_all(num++,total, 50);
 999
1000                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1001                                 not_killed = g_slist_prepend(not_killed, msginfo);
1002                         else
1003                                 procmsg_msginfo_free(msginfo);
1004                         GTK_EVENTS_FLUSH();
1005                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1006                                 break;
1007                         }
1008                 }
1009                 statusbar_progress_all(0,0,0);
1010                 statusbar_pop_all();
1011
1012                 hidden_removed = TRUE;
1013                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1014                         debug_print("search cancelled!\n");
1015                         gtk_clist_thaw(GTK_CLIST(ctree));
1016                         STATUSBAR_POP(summaryview->mainwin);
1017                         main_window_cursor_normal(summaryview->mainwin);
1018                         summary_unlock(summaryview);
1019                         inc_unlock();
1020                         summary_show(summaryview, summaryview->folder_item);
1021                         return FALSE;
1022                 }
1023                 g_slist_free(mlist);
1024                 mlist = not_killed;
1025         }
1026
1027         if (!hidden_removed) {
1028                 START_TIMING("removing hidden");
1029                 not_killed = NULL;
1030                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1031                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1032
1033                         if (!msginfo->hidden)
1034                                 not_killed = g_slist_prepend(not_killed, msginfo);
1035                         else
1036                                 procmsg_msginfo_free(msginfo);
1037                 }
1038                 g_slist_free(mlist);
1039                 mlist = not_killed;
1040                 END_TIMING();
1041         }
1042
1043         STATUSBAR_POP(summaryview->mainwin);
1044
1045         /* set ctree and hash table from the msginfo list, and
1046            create the thread */
1047         summary_set_ctree_from_list(summaryview, mlist);
1048
1049         g_slist_free(mlist);
1050
1051         if (quicksearch_is_active(summaryview->quicksearch) &&
1052             quicksearch_is_running(summaryview->quicksearch)) {
1053                 /* only scan subfolders when quicksearch changed,
1054                  * not when search is the same and folder changed */
1055                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1056         }
1057
1058         if (is_refresh) {
1059                 summaryview->last_displayed = summaryview->displayed;
1060                 summaryview->displayed =
1061                         summary_find_msg_by_msgnum(summaryview,
1062                                                    displayed_msgnum);
1063                 if (!summaryview->displayed)
1064                         messageview_clear(summaryview->messageview);
1065                 summary_unlock(summaryview);
1066                 summary_select_by_msgnum(summaryview, selected_msgnum);
1067                 summary_lock(summaryview);
1068                 if (!summaryview->selected) {
1069                         /* no selected message - select first unread
1070                            message, but do not display it */
1071                         node = summary_find_next_flagged_msg(summaryview, NULL,
1072                                                              MSG_UNREAD, FALSE);
1073                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1074                                 node = gtk_ctree_node_nth
1075                                         (ctree,
1076                                          item->sort_type == SORT_DESCENDING
1077                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1078                         summary_unlock(summaryview);
1079                         summary_select_node(summaryview, node, FALSE, TRUE);
1080                         summary_lock(summaryview);
1081                 }
1082         } else {
1083                 switch (prefs_common.select_on_entry) {
1084                         case SELECTONENTRY_MNU:
1085                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1086                                                                      MSG_MARKED, FALSE);
1087                                 if (node == NULL)
1088                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1089                                                                      MSG_NEW, FALSE);
1090                                 if (node == NULL)
1091                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1092                                                                      MSG_UNREAD, FALSE);
1093                                 break;
1094                         case SELECTONENTRY_MUN:
1095                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1096                                                                      MSG_MARKED, FALSE);
1097                                 if (node == NULL)
1098                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1099                                                                      MSG_UNREAD, FALSE);
1100                                 if (node == NULL)
1101                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1102                                                                      MSG_NEW, FALSE);
1103                                 break;
1104                         case SELECTONENTRY_NMU:
1105                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1106                                                                      MSG_NEW, FALSE);
1107                                 if (node == NULL)
1108                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1109                                                                      MSG_MARKED, FALSE);
1110                                 if (node == NULL)
1111                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1112                                                                      MSG_UNREAD, FALSE);
1113                                 break;
1114                         case SELECTONENTRY_NUM:
1115                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1116                                                                      MSG_NEW, FALSE);
1117                                 if (node == NULL)
1118                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1119                                                                      MSG_UNREAD, FALSE);
1120                                 if (node == NULL)
1121                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1122                                                                      MSG_MARKED, FALSE);
1123                                 break;
1124                         case SELECTONENTRY_UNM:
1125                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1126                                                                      MSG_UNREAD, FALSE);
1127                                 if (node == NULL)
1128                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1129                                                                      MSG_NEW, FALSE);
1130                                 if (node == NULL)
1131                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1132                                                                      MSG_MARKED, FALSE);
1133                                 break;
1134                         case SELECTONENTRY_UMN:
1135                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1136                                                                      MSG_UNREAD, FALSE);
1137                                 if (node == NULL)
1138                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1139                                                                      MSG_MARKED, FALSE);
1140                                 if (node == NULL)
1141                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1142                                                                      MSG_NEW, FALSE);
1143                                 break;
1144                         default:
1145                                 node = NULL;
1146                 }
1147
1148                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1149                         node = gtk_ctree_node_nth
1150                                 (ctree,
1151                                  item->sort_type == SORT_DESCENDING
1152                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1153                 }
1154                 summary_unlock(summaryview);
1155                 summary_select_node(summaryview, node,
1156                                     prefs_common.always_show_msg,
1157                                     TRUE);
1158                 summary_lock(summaryview);
1159         }
1160
1161         summary_status_show(summaryview);
1162         summary_set_menu_sensitive(summaryview);
1163         toolbar_main_set_sensitive(summaryview->mainwin);
1164
1165         gtk_clist_thaw(GTK_CLIST(ctree));
1166         debug_print("\n");
1167         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1168         STATUSBAR_POP(summaryview->mainwin);
1169         main_window_cursor_normal(summaryview->mainwin);
1170         summary_unlock(summaryview);
1171         inc_unlock();
1172
1173         return TRUE;
1174 }
1175
1176 #undef CURRENTLY_DISPLAYED
1177
1178
1179 void summary_clear_list(SummaryView *summaryview)
1180 {
1181         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1182         gint optimal_width;
1183
1184         gtk_clist_freeze(clist);
1185
1186         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1187                                 NULL, summary_free_msginfo_func, NULL);
1188
1189         if (summaryview->folder_item) {
1190                 summaryview->folder_item->opened = FALSE;
1191                 summaryview->folder_item = NULL;
1192         }
1193
1194         summaryview->display_msg = FALSE;
1195
1196         summaryview->selected = NULL;
1197         summaryview->displayed = NULL;
1198         summaryview->total_size = 0;
1199         summaryview->deleted = summaryview->moved = 0;
1200         summaryview->copied = 0;
1201         if (summaryview->msgid_table) {
1202                 g_hash_table_destroy(summaryview->msgid_table);
1203                 summaryview->msgid_table = NULL;
1204         }
1205         if (summaryview->subject_table) {
1206                 g_hash_table_destroy(summaryview->subject_table);
1207                 summaryview->subject_table = NULL;
1208         }
1209         summaryview->mlist = NULL;
1210
1211         gtk_clist_clear(clist);
1212         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1213                 optimal_width = gtk_clist_optimal_column_width
1214                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1215                 gtk_clist_set_column_width
1216                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1217                          optimal_width);
1218         }
1219
1220         gtk_clist_thaw(clist);
1221 }
1222
1223 void summary_clear_all(SummaryView *summaryview)
1224 {
1225         messageview_clear(summaryview->messageview);
1226         summary_clear_list(summaryview);
1227         summary_set_menu_sensitive(summaryview);
1228         toolbar_main_set_sensitive(summaryview->mainwin);
1229         summary_status_show(summaryview);
1230 }
1231
1232 void summary_lock(SummaryView *summaryview)
1233 {
1234         summaryview->lock_count++;
1235 }
1236
1237 void summary_unlock(SummaryView *summaryview)
1238 {
1239         if (summaryview->lock_count)
1240                 summaryview->lock_count--;
1241 }
1242
1243 gboolean summary_is_locked(SummaryView *summaryview)
1244 {
1245         return summaryview->lock_count > 0;
1246 }
1247
1248 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1249 {
1250         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1251         SummarySelection selection;
1252
1253         if (!clist->row_list)
1254                 selection = SUMMARY_NONE;
1255         else if (!clist->selection)
1256                 selection = SUMMARY_SELECTED_NONE;
1257         else if (!clist->selection->next)
1258                 selection = SUMMARY_SELECTED_SINGLE;
1259         else
1260                 selection = SUMMARY_SELECTED_MULTIPLE;
1261
1262         return selection;
1263 }
1264
1265 /*!
1266  *\return       MsgInfo * Selected message if there's one selected;
1267  *              if multiple selected, or none, return NULL.
1268  */
1269 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1270 {
1271         /* summaryview->selected may be valid when multiple
1272          * messages were selected */
1273         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1274
1275         if (sellist == NULL || sellist->next)
1276                 return NULL;
1277
1278         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1279 }
1280
1281 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1282 {
1283         GSList *mlist = NULL;
1284         GList *cur;
1285         MsgInfo *msginfo;
1286
1287         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1288              cur = cur->next) {
1289                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1290                 mlist = g_slist_prepend(mlist, msginfo);
1291         }
1292
1293         mlist = g_slist_reverse(mlist);
1294
1295         return mlist;
1296 }
1297
1298 GSList *summary_get_msg_list(SummaryView *summaryview)
1299 {
1300         GSList *mlist = NULL;
1301         GtkCTree *ctree;
1302         GtkCTreeNode *node;
1303         MsgInfo *msginfo;
1304
1305         ctree = GTK_CTREE(summaryview->ctree);
1306
1307         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1308              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1309                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1310                 mlist = g_slist_prepend(mlist, msginfo);
1311         }
1312
1313         mlist = g_slist_reverse(mlist);
1314
1315         return mlist;
1316 }
1317
1318 void summary_set_menu_sensitive(SummaryView *summaryview)
1319 {
1320         GtkItemFactory *ifactory = summaryview->popupfactory;
1321         SensitiveCond state;
1322         gboolean sensitive;
1323         GtkWidget *menuitem;
1324         gint i;
1325
1326         static const struct {
1327                 gchar *const entry;
1328                 SensitiveCond cond;
1329         } entry[] = {
1330                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1331                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1332                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1333                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1334                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1335
1336                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1337                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1338                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1339
1340                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1341                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1342                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1343                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1344
1345                 {"/Mark"                        , M_TARGET_EXIST},
1346                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1347                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1348                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1349                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1350                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1351                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1352                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1353                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1354                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1355                 {"/Color label"                 , M_TARGET_EXIST},
1356
1357                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1358                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1359                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1360
1361                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1362                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1363                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1364                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1365                 {"/Save as..."                  , M_TARGET_EXIST},
1366                 {"/Print..."                    , M_TARGET_EXIST},
1367                 {NULL, 0}
1368         };
1369
1370         main_window_set_menu_sensitive(summaryview->mainwin);
1371
1372         state = main_window_get_current_state(summaryview->mainwin);
1373
1374         for (i = 0; entry[i].entry != NULL; i++) {
1375                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1376                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1377         }
1378
1379
1380         summary_lock(summaryview);
1381         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1382         if (summaryview->messageview
1383         &&  summaryview->messageview->mimeview
1384         &&  summaryview->messageview->mimeview->textview)
1385                 gtk_check_menu_item_set_active
1386                         (GTK_CHECK_MENU_ITEM(menuitem),
1387                          summaryview->messageview->mimeview->textview->show_all_headers);
1388         summary_unlock(summaryview);
1389 }
1390
1391 void summary_select_prev_unread(SummaryView *summaryview)
1392 {
1393         GtkCTreeNode *node;
1394         gboolean skip_cur = FALSE;
1395
1396         if (summaryview->displayed
1397         &&  summaryview->selected == summaryview->displayed) {
1398                 debug_print("skipping current\n");
1399                 skip_cur = TRUE;
1400         }
1401
1402         node = summary_find_prev_flagged_msg
1403                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1404
1405         if (!node || node == summaryview->selected) {
1406                 AlertValue val = 0;
1407
1408                 switch (prefs_common.next_unread_msg_dialog) {
1409                         case NEXTUNREADMSGDIALOG_ALWAYS:
1410                                 val = alertpanel(_("No more unread messages"),
1411                                                  _("No unread message found. "
1412                                                    "Search from the end?"),
1413                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1414                                 break;
1415                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1416                                 val = G_ALERTALTERNATE;
1417                                 break;
1418                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1419                                 val = !G_ALERTALTERNATE;
1420                                 break;
1421                         default:
1422                                 debug_print(
1423                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1424                 }
1425                 if (val != G_ALERTALTERNATE) return;
1426                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1427                                                      MSG_UNREAD, FALSE);
1428         }
1429
1430         if (!node)
1431                 alertpanel_notice(_("No unread messages."));
1432         else
1433                 summary_select_node(summaryview, node, TRUE, FALSE);
1434 }
1435
1436 void summary_select_next_unread(SummaryView *summaryview)
1437 {
1438         GtkCTreeNode *node = summaryview->selected;
1439         gboolean skip_cur = FALSE;
1440
1441         if (summaryview->displayed
1442         &&  summaryview->selected == summaryview->displayed) {
1443                 debug_print("skipping cur (%p %p)\n",
1444                         summaryview->displayed, summaryview->selected);
1445                 skip_cur = TRUE;
1446         }
1447
1448
1449         node = summary_find_next_flagged_msg
1450                 (summaryview, node, MSG_UNREAD, skip_cur);
1451
1452         if (node)
1453                 summary_select_node(summaryview, node, TRUE, FALSE);
1454         else {
1455                 node = summary_find_next_flagged_msg
1456                         (summaryview, NULL, MSG_UNREAD, FALSE);
1457                 if (node == NULL || node == summaryview->selected) {
1458                         AlertValue val = 0;
1459
1460                         switch (prefs_common.next_unread_msg_dialog) {
1461                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1462                                         val = alertpanel(_("No more unread messages"),
1463                                                          _("No unread message found. "
1464                                                            "Go to next folder?"),
1465                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1466                                         break;
1467                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1468                                         val = G_ALERTALTERNATE;
1469                                         break;
1470                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1471                                         val = G_ALERTOTHER;
1472                                         break;
1473                                 default:
1474                                         debug_print(
1475                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1476                         }
1477
1478                         if (val == G_ALERTALTERNATE) {
1479                                 folderview_select_next_unread(summaryview->folderview);
1480                                 return;
1481                         }
1482                         else
1483                                 return;
1484                 } else
1485                         summary_select_node(summaryview, node, TRUE, FALSE);
1486
1487         }
1488 }
1489
1490 void summary_select_prev_new(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_NEW, 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 new messages"),
1510                                                  _("No new 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_NEW, FALSE);
1527         }
1528
1529         if (!node)
1530                 alertpanel_notice(_("No new messages."));
1531         else
1532                 summary_select_node(summaryview, node, TRUE, FALSE);
1533 }
1534
1535 void summary_select_next_new(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_NEW, 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_NEW, 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 new messages"),
1562                                                          _("No new 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_new(summaryview->folderview);
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_marked(SummaryView *summaryview)
1590 {
1591         GtkCTreeNode *node;
1592
1593         node = summary_find_prev_flagged_msg
1594                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1595
1596         if (!node) {
1597                 AlertValue val;
1598
1599                 val = alertpanel(_("No more marked messages"),
1600                                  _("No marked message found. "
1601                                    "Search from the end?"),
1602                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1603                 if (val != G_ALERTALTERNATE) return;
1604                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1605                                                      MSG_MARKED, TRUE);
1606         }
1607
1608         if (!node)
1609                 alertpanel_notice(_("No marked messages."));
1610         else
1611                 summary_select_node(summaryview, node, TRUE, FALSE);
1612 }
1613
1614 void summary_select_next_marked(SummaryView *summaryview)
1615 {
1616         GtkCTreeNode *node = summaryview->selected;
1617         gboolean skip_cur = FALSE;
1618
1619         if (summaryview->displayed
1620         &&  summaryview->selected == summaryview->displayed) {
1621                 debug_print("skipping cur (%p %p)\n",
1622                         summaryview->displayed, summaryview->selected);
1623                 skip_cur = TRUE;
1624         }
1625
1626
1627         node = summary_find_next_flagged_msg
1628                 (summaryview, node, MSG_MARKED, skip_cur);
1629
1630         if (node)
1631                 summary_select_node(summaryview, node, TRUE, FALSE);
1632         else {
1633                 node = summary_find_next_flagged_msg
1634                         (summaryview, NULL, MSG_MARKED, FALSE);
1635                 if (node == NULL || node == summaryview->selected) {
1636                         AlertValue val = 0;
1637
1638                         switch (prefs_common.next_unread_msg_dialog) {
1639                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1640                                         val = alertpanel(_("No more marked messages"),
1641                                                          _("No marked message found. "
1642                                                            "Go to next folder?"),
1643                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1644                                         break;
1645                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1646                                         val = G_ALERTALTERNATE;
1647                                         break;
1648                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1649                                         val = G_ALERTOTHER;
1650                                         break;
1651                                 default:
1652                                         debug_print(
1653                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1654                         }
1655
1656                         if (val == G_ALERTALTERNATE) {
1657                                 folderview_select_next_marked(summaryview->folderview);
1658                                 return;
1659                         }
1660                         else
1661                                 return;
1662                 } else
1663                         summary_select_node(summaryview, node, TRUE, FALSE);
1664
1665         }
1666 }
1667
1668 void summary_select_prev_labeled(SummaryView *summaryview)
1669 {
1670         GtkCTreeNode *node;
1671
1672         node = summary_find_prev_flagged_msg
1673                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1674
1675         if (!node) {
1676                 AlertValue val;
1677
1678                 val = alertpanel(_("No more labeled messages"),
1679                                  _("No labeled message found. "
1680                                    "Search from the end?"),
1681                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1682                 if (val != G_ALERTALTERNATE) return;
1683                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1684                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1685         }
1686
1687         if (!node)
1688                 alertpanel_notice(_("No labeled messages."));
1689         else
1690                 summary_select_node(summaryview, node, TRUE, FALSE);
1691 }
1692
1693 void summary_select_next_labeled(SummaryView *summaryview)
1694 {
1695         GtkCTreeNode *node;
1696
1697         node = summary_find_next_flagged_msg
1698                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1699
1700         if (!node) {
1701                 AlertValue val;
1702
1703                 val = alertpanel(_("No more labeled messages"),
1704                                  _("No labeled message found. "
1705                                    "Search from the beginning?"),
1706                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1707                 if (val != G_ALERTALTERNATE) return;
1708                 node = summary_find_next_flagged_msg(summaryview, NULL,
1709                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1710         }
1711
1712         if (!node)
1713                 alertpanel_notice(_("No labeled messages."));
1714         else
1715                 summary_select_node(summaryview, node, TRUE, FALSE);
1716 }
1717
1718 void summary_select_last_read(SummaryView *summaryview)
1719 {
1720         if (summaryview->last_displayed)
1721                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1722 }
1723
1724 void summary_select_parent(SummaryView *summaryview)
1725 {
1726         GtkCTreeNode *node = NULL;
1727
1728         if (summaryview->selected)
1729                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1730         if (node)
1731                 summary_select_node(summaryview, node, TRUE, FALSE);
1732 }
1733
1734 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1735 {
1736         GtkCTreeNode *node;
1737
1738         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1739         summary_select_node(summaryview, node, FALSE, TRUE);
1740 }
1741
1742 /**
1743  * summary_select_node:
1744  * @summaryview: Summary view.
1745  * @node: Summary tree node.
1746  * @display_msg: TRUE to display the selected message.
1747  * @do_refresh: TRUE to refresh the widget.
1748  *
1749  * Select @node (bringing it into view by scrolling and expanding its
1750  * thread, if necessary) and unselect all others.  If @display_msg is
1751  * TRUE, display the corresponding message in the message view.
1752  * If @do_refresh is TRUE, the widget is refreshed.
1753  **/
1754 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1755                          gboolean display_msg, gboolean do_refresh)
1756 {
1757         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1758         if (summary_is_locked(summaryview))
1759                 return;
1760         if (!summaryview->folder_item)
1761                 return;
1762         if (node) {
1763                 gtkut_ctree_expand_parent_all(ctree, node);
1764                 if (do_refresh) {
1765                         summary_lock(summaryview);
1766                         GTK_EVENTS_FLUSH();
1767                         summary_unlock(summaryview);
1768                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1769                         if (GTK_CTREE_ROW(node) == NULL) {
1770                                 g_warning("crash avoidance hack 1\n");
1771                                 return;
1772                         }
1773                         if (((GtkCListRow *)(GTK_CTREE_ROW(node)))->state < GTK_STATE_NORMAL
1774                         ||  ((GtkCListRow *)(GTK_CTREE_ROW(node)))->state > GTK_STATE_INSENSITIVE) {
1775                                 g_warning("crash avoidance hack 2\n");
1776                                 return;
1777                         }
1778                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1779                 }
1780                 summary_unselect_all(summaryview);
1781                 if (display_msg && summaryview->displayed == node)
1782                         summaryview->displayed = NULL;
1783                 summaryview->display_msg = display_msg;
1784                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1785                 if (summaryview->selected == NULL)
1786                         summaryview->selected = node;
1787         }
1788 }
1789
1790 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1791 {
1792         GtkCTree *ctree =NULL;
1793         MsgInfo *msginfo;
1794
1795         if (!summaryview)
1796                 return 0;
1797         ctree = GTK_CTREE(summaryview->ctree);
1798         if (!node)
1799                 return 0;
1800         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1801         if (msginfo)
1802                 return msginfo->msgnum;
1803         else
1804                 return -1;
1805 }
1806
1807 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1808                                            GtkCTreeNode *current_node)
1809 {
1810         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1811         GtkCTreeNode *node;
1812         MsgInfo *msginfo;
1813
1814         if (current_node)
1815                 node = current_node;
1816         else
1817                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1818
1819         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1820                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1821                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1822         }
1823
1824         return node;
1825 }
1826
1827 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1828                                            GtkCTreeNode *current_node)
1829 {
1830         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1831         GtkCTreeNode *node;
1832         MsgInfo *msginfo;
1833
1834         if (current_node)
1835                 node = current_node;
1836         else
1837                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1838
1839         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1840                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1841                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1842                 && !MSG_IS_MOVE(msginfo->flags)) break;
1843         }
1844
1845         return node;
1846 }
1847
1848 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1849                                                    GtkCTreeNode *current_node,
1850                                                    MsgPermFlags flags,
1851                                                    gboolean start_from_prev)
1852 {
1853         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1854         GtkCTreeNode *node;
1855         MsgInfo *msginfo;
1856
1857         if (current_node) {
1858                 if (start_from_prev)
1859                         node = GTK_CTREE_NODE_PREV(current_node);
1860                 else
1861                         node = current_node;
1862         } else
1863                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1864
1865         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1866                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1867                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1868         }
1869
1870         return node;
1871 }
1872
1873 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1874                                                    GtkCTreeNode *current_node,
1875                                                    MsgPermFlags flags,
1876                                                    gboolean start_from_next)
1877 {
1878         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1879         GtkCTreeNode *node;
1880         MsgInfo *msginfo;
1881
1882         if (current_node) {
1883                 if (start_from_next)
1884                         node = gtkut_ctree_node_next(ctree, current_node);
1885                 else
1886                         node = current_node;
1887         } else
1888                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1889
1890         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1891                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1892                 /* Find msg with matching flags but ignore messages with
1893                    ignore flags, if searching for new or unread messages */
1894                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1895                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1896                         )
1897                         break;
1898         }
1899
1900         return node;
1901 }
1902
1903 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1904                                                 guint msgnum)
1905 {
1906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1907         GtkCTreeNode *node;
1908         MsgInfo *msginfo;
1909
1910         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1911
1912         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1913                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1914                 if (msginfo && msginfo->msgnum == msgnum) break;
1915         }
1916
1917         return node;
1918 }
1919
1920 static guint attract_hash_func(gconstpointer key)
1921 {
1922         gchar *str;
1923         gchar *p;
1924         guint h;
1925
1926         Xstrdup_a(str, (const gchar *)key, return 0);
1927         trim_subject(str);
1928
1929         p = str;
1930         h = *p;
1931
1932         if (h) {
1933                 for (p += 1; *p != '\0'; p++)
1934                         h = (h << 5) - h + *p;
1935         }
1936
1937         return h;
1938 }
1939
1940 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1941 {
1942         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1943 }
1944
1945 void summary_attract_by_subject(SummaryView *summaryview)
1946 {
1947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1948         GtkCList *clist = GTK_CLIST(ctree);
1949         GtkCTreeNode *src_node;
1950         GtkCTreeNode *dst_node, *sibling;
1951         GtkCTreeNode *tmp;
1952         MsgInfo *src_msginfo, *dst_msginfo;
1953         GHashTable *subject_table;
1954
1955         debug_print("Attracting messages by subject...");
1956         STATUSBAR_PUSH(summaryview->mainwin,
1957                        _("Attracting messages by subject..."));
1958
1959         main_window_cursor_wait(summaryview->mainwin);
1960         gtk_clist_freeze(clist);
1961
1962         subject_table = g_hash_table_new(attract_hash_func,
1963                                          attract_compare_func);
1964
1965         for (src_node = GTK_CTREE_NODE(clist->row_list);
1966              src_node != NULL;
1967              src_node = tmp) {
1968                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1969                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1970                 if (!src_msginfo) continue;
1971                 if (!src_msginfo->subject) continue;
1972
1973                 /* find attracting node */
1974                 dst_node = g_hash_table_lookup(subject_table,
1975                                                src_msginfo->subject);
1976
1977                 if (dst_node) {
1978                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1979
1980                         /* if the time difference is more than 20 days,
1981                            don't attract */
1982                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1983                             > 60 * 60 * 24 * 20)
1984                                 continue;
1985
1986                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1987                         if (src_node != sibling)
1988                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1989                 }
1990
1991                 g_hash_table_insert(subject_table,
1992                                     src_msginfo->subject, src_node);
1993         }
1994
1995         g_hash_table_destroy(subject_table);
1996
1997         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
1998
1999         gtk_clist_thaw(clist);
2000
2001         debug_print("done.\n");
2002         STATUSBAR_POP(summaryview->mainwin);
2003
2004         main_window_cursor_normal(summaryview->mainwin);
2005 }
2006
2007 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2008                                       gpointer data)
2009 {
2010         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2011
2012         if (msginfo)
2013                 procmsg_msginfo_free(msginfo);
2014 }
2015
2016 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2017                                    gpointer data)
2018 {
2019         SummaryView *summaryview = data;
2020         MsgInfo *msginfo;
2021
2022         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2023
2024         if (MSG_IS_DELETED(msginfo->flags))
2025                 summaryview->deleted++;
2026
2027         summaryview->total_size += msginfo->size;
2028
2029         summary_set_row_marks(summaryview, node);
2030 }
2031
2032 static void summary_update_status(SummaryView *summaryview)
2033 {
2034         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2035         GtkCTreeNode *node;
2036         MsgInfo *msginfo;
2037
2038         summaryview->total_size =
2039         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2040
2041         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2042              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2043                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2044
2045                 if (MSG_IS_DELETED(msginfo->flags))
2046                         summaryview->deleted++;
2047                 if (MSG_IS_MOVE(msginfo->flags))
2048                         summaryview->moved++;
2049                 if (MSG_IS_COPY(msginfo->flags))
2050                         summaryview->copied++;
2051                 summaryview->total_size += msginfo->size;
2052         }
2053 }
2054
2055 static void summary_status_show(SummaryView *summaryview)
2056 {
2057         gchar *str;
2058         gchar *del, *mv, *cp;
2059         gchar *sel;
2060         gchar *spc;
2061         gchar *itstr;
2062         GList *rowlist, *cur;
2063         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2064         off_t sel_size = 0, n_size = 0;
2065         MsgInfo *msginfo;
2066         gchar *name;
2067
2068         if (!summaryview->folder_item) {
2069                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2070                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2071                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2072                 toolbar_main_set_sensitive(summaryview->mainwin);
2073                 return;
2074         }
2075
2076         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2077         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2078                 msginfo = gtk_ctree_node_get_row_data
2079                         (GTK_CTREE(summaryview->ctree),
2080                          GTK_CTREE_NODE(cur->data));
2081                 if (msginfo) {
2082                         sel_size += msginfo->size;
2083                         n_selected++;
2084                 }
2085         }
2086
2087         if (summaryview->folder_item->hide_read_msgs
2088         || quicksearch_is_active(summaryview->quicksearch)) {
2089                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2090                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2091                         msginfo = gtk_ctree_node_get_row_data
2092                                 (GTK_CTREE(summaryview->ctree),
2093                                  GTK_CTREE_NODE(cur));
2094                         if (msginfo) {
2095                                 n_size += msginfo->size;
2096                                 n_total++;
2097                                 if (MSG_IS_NEW(msginfo->flags))
2098                                         n_new++;
2099                                 if (MSG_IS_UNREAD(msginfo->flags))
2100                                         n_unread++;
2101                         }
2102                 }
2103         } else {
2104                 n_new = summaryview->folder_item->new_msgs;
2105                 n_unread = summaryview->folder_item->unread_msgs;
2106                 n_total = summaryview->folder_item->total_msgs;
2107                 n_size = summaryview->total_size;
2108         }
2109
2110         name = folder_item_get_name(summaryview->folder_item);
2111         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2112         g_free(name);
2113
2114         if (summaryview->deleted)
2115                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2116         else
2117                 del = g_strdup("");
2118         if (summaryview->moved)
2119                 mv = g_strdup_printf(_("%s%d moved"),
2120                                      summaryview->deleted ? _(", ") : "",
2121                                      summaryview->moved);
2122         else
2123                 mv = g_strdup("");
2124         if (summaryview->copied)
2125                 cp = g_strdup_printf(_("%s%d copied"),
2126                                      summaryview->deleted ||
2127                                      summaryview->moved ? _(", ") : "",
2128                                      summaryview->copied);
2129         else
2130                 cp = g_strdup("");
2131
2132         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2133                 spc = "    ";
2134         else
2135                 spc = "";
2136
2137         if (n_selected) {
2138                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2139                 if (n_selected == 1)
2140                         itstr = g_strdup(_(" item selected"));
2141                 else
2142                         itstr = g_strdup(_(" items selected"));
2143         } else {
2144                 sel = g_strdup("");
2145                 itstr = g_strdup("");
2146         }
2147
2148         str = g_strconcat(n_selected ? itos(n_selected) : "",
2149                                         itstr, sel, spc, del, mv, cp, NULL);
2150         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2151         g_free(str);
2152         g_free(sel);
2153         g_free(del);
2154         g_free(mv);
2155         g_free(cp);
2156         g_free(itstr);
2157
2158         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2159
2160                                       n_new, n_unread, n_total,
2161                                       to_human_readable(n_size));
2162         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2163         g_free(str);
2164         toolbar_main_set_sensitive(summaryview->mainwin);
2165 }
2166
2167 static void summary_set_column_titles(SummaryView *summaryview)
2168 {
2169         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2170         FolderItem *item = summaryview->folder_item;
2171         GtkWidget *hbox;
2172         GtkWidget *label;
2173         GtkWidget *arrow;
2174         gint pos;
2175         const gchar *title;
2176         SummaryColumnType type;
2177         GtkJustification justify;
2178
2179         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2180                 SORT_BY_MARK,
2181                 SORT_BY_STATUS,
2182                 SORT_BY_MIME,
2183                 SORT_BY_SUBJECT,
2184                 SORT_BY_FROM,
2185                 SORT_BY_TO,
2186                 SORT_BY_DATE,
2187                 SORT_BY_SIZE,
2188                 SORT_BY_NUMBER,
2189                 SORT_BY_SCORE,
2190                 SORT_BY_LOCKED
2191         };
2192
2193         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2194                 type = summaryview->col_state[pos].type;
2195
2196                 /* CLAWS: mime and unread are single char headers */
2197                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2198                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2199
2200                 switch (type) {
2201                 case S_COL_SUBJECT:
2202                 case S_COL_FROM:
2203                 case S_COL_TO:
2204                 case S_COL_DATE:
2205                 case S_COL_NUMBER:
2206                         if(type == S_COL_FROM && item != NULL &&
2207                                         FOLDER_SHOWS_TO_HDR(item))
2208                                 type = S_COL_TO;
2209                         if (prefs_common.trans_hdr)
2210                                 title = gettext(col_label[type]);
2211                         else
2212                                 title = col_label[type];
2213                         break;
2214                 default:
2215                         title = gettext(col_label[type]);
2216                 }
2217
2218                 if (type == S_COL_MIME) {
2219                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2220                         gtk_widget_show(label);
2221                         gtk_clist_set_column_widget(clist, pos, label);
2222                         continue;
2223                 } else if (type == S_COL_MARK) {
2224                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2225                         gtk_widget_show(label);
2226                         gtk_clist_set_column_widget(clist, pos, label);
2227                         continue;
2228                 } else if (type == S_COL_LOCKED) {
2229                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2230                         gtk_widget_show(label);
2231                         gtk_clist_set_column_widget(clist, pos, label);
2232                         continue;
2233                 } else if (type == S_COL_STATUS) {
2234                         gtk_clist_set_column_title(clist, pos, title);
2235                         continue;
2236                 }
2237
2238                 hbox  = gtk_hbox_new(FALSE, 4);
2239                 label = gtk_label_new(title);
2240
2241                 if (justify == GTK_JUSTIFY_RIGHT)
2242                         gtk_box_pack_end(GTK_BOX(hbox), label,
2243                                          FALSE, FALSE, 0);
2244                 else
2245                         gtk_box_pack_start(GTK_BOX(hbox), label,
2246                                            FALSE, FALSE, 0);
2247
2248                 if (summaryview->sort_key == sort_by[type]) {
2249                         arrow = gtk_arrow_new
2250                                 (summaryview->sort_type == SORT_ASCENDING
2251                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2252                                  GTK_SHADOW_IN);
2253                         if (justify == GTK_JUSTIFY_RIGHT)
2254                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2255                                                    FALSE, FALSE, 0);
2256                         else
2257                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2258                                                  FALSE, FALSE, 0);
2259                 }
2260
2261                 gtk_widget_show_all(hbox);
2262                 gtk_clist_set_column_widget(clist, pos, hbox);
2263         }
2264 }
2265
2266 void summary_reflect_prefs(void)
2267 {
2268         static gchar *last_font = NULL;
2269         gboolean update_font = TRUE;
2270         SummaryView *summaryview = NULL;
2271
2272         if (!mainwindow_get_mainwindow())
2273                 return;
2274         summaryview = mainwindow_get_mainwindow()->summaryview;
2275
2276         if (last_font && !strcmp(last_font, NORMAL_FONT))
2277                 update_font = FALSE;
2278
2279         g_free(last_font);
2280
2281         last_font = g_strdup(NORMAL_FONT);
2282
2283         if (update_font) {
2284                 bold_style = bold_marked_style = bold_deleted_style =
2285                         small_style = small_marked_style = small_deleted_style = NULL;
2286                 summary_set_fonts(summaryview);
2287         }
2288
2289         summary_set_column_titles(summaryview);
2290         summary_show(summaryview, summaryview->folder_item);
2291 }
2292
2293 void summary_sort(SummaryView *summaryview,
2294                   FolderSortKey sort_key, FolderSortType sort_type)
2295 {
2296         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2297         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2298         GtkCListCompareFunc cmp_func = NULL;
2299         START_TIMING("summary_sort");
2300         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2301                                        G_CALLBACK(summary_tree_expanded), summaryview);
2302         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2303
2304         switch (sort_key) {
2305         case SORT_BY_MARK:
2306                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2307                 break;
2308         case SORT_BY_STATUS:
2309                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2310                 break;
2311         case SORT_BY_MIME:
2312                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2313                 break;
2314         case SORT_BY_NUMBER:
2315                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2316                 break;
2317         case SORT_BY_SIZE:
2318                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2319                 break;
2320         case SORT_BY_DATE:
2321                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2322                 break;
2323         case SORT_BY_FROM:
2324                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2325                 break;
2326         case SORT_BY_SUBJECT:
2327                 if (summaryview->simplify_subject_preg)
2328                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2329                 else
2330                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2331                 break;
2332         case SORT_BY_SCORE:
2333                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2334                 break;
2335         case SORT_BY_LABEL:
2336                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2337                 break;
2338         case SORT_BY_TO:
2339                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2340                 break;
2341         case SORT_BY_LOCKED:
2342                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2343                 break;
2344         case SORT_BY_NONE:
2345                 break;
2346         default:
2347                 goto unlock;
2348         }
2349
2350         summaryview->sort_key = sort_key;
2351         summaryview->sort_type = sort_type;
2352
2353         summary_set_column_titles(summaryview);
2354         summary_set_menu_sensitive(summaryview);
2355
2356         /* allow fallback to don't sort */
2357         if (summaryview->sort_key == SORT_BY_NONE)
2358                 goto unlock;
2359
2360         if (cmp_func != NULL) {
2361                 debug_print("Sorting summary...");
2362                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2363
2364                 main_window_cursor_wait(summaryview->mainwin);
2365
2366                 gtk_clist_freeze(clist);
2367                 gtk_clist_set_compare_func(clist, cmp_func);
2368
2369                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2370                 gtk_sctree_sort_recursive(ctree, NULL);
2371
2372                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2373
2374                 main_window_cursor_normal(summaryview->mainwin);
2375                 gtk_clist_thaw(clist);
2376
2377                 debug_print("done.\n");
2378                 STATUSBAR_POP(summaryview->mainwin);
2379         }
2380 unlock:
2381         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2382         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2383                                        G_CALLBACK(summary_tree_expanded), summaryview);
2384         END_TIMING();
2385 }
2386
2387 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2388                                    GtkCTreeNode *cnode, gpointer data)
2389 {
2390         SummaryView *summaryview = (SummaryView *)data;
2391         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2392         gchar *text[N_SUMMARY_COLS];
2393         gint *col_pos = summaryview->col_pos;
2394         const gchar *msgid = msginfo->msgid;
2395         GHashTable *msgid_table = summaryview->msgid_table;
2396
2397         summary_set_header(summaryview, text, msginfo);
2398
2399         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2400                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2401 #define SET_TEXT(col) {                                         \
2402         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2403                                 text[col_pos[col]]);            \
2404 }
2405
2406         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2407                 SET_TEXT(S_COL_NUMBER);
2408         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2409                 SET_TEXT(S_COL_SCORE);
2410         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2411                 SET_TEXT(S_COL_SIZE);
2412         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2413                 SET_TEXT(S_COL_DATE);
2414         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2415                 SET_TEXT(S_COL_FROM);
2416         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2417                 SET_TEXT(S_COL_TO);
2418
2419 #undef SET_TEXT
2420
2421         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2422         summary_set_marks_func(ctree, cnode, summaryview);
2423
2424         if (msgid && msgid[0] != '\0')
2425                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2426
2427         return TRUE;
2428 }
2429
2430 static void summary_set_ctree_from_list(SummaryView *summaryview,
2431                                         GSList *mlist)
2432 {
2433         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2434         MsgInfo *msginfo;
2435         GtkCTreeNode *node = NULL;
2436         GHashTable *msgid_table;
2437         GHashTable *subject_table;
2438         GSList * cur;
2439         START_TIMING("summary_set_ctree_from_list");
2440
2441         if (!mlist) return;
2442
2443         debug_print("\tSetting summary from message data...");
2444         STATUSBAR_PUSH(summaryview->mainwin,
2445                        _("Setting summary from message data..."));
2446         gdk_flush();
2447
2448         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2449                                        G_CALLBACK(summary_tree_expanded), summaryview);
2450
2451         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2452         summaryview->msgid_table = msgid_table;
2453         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2454         summaryview->subject_table = subject_table;
2455
2456         if (prefs_common.use_addr_book)
2457                 start_address_completion(NULL);
2458
2459         if (summaryview->threaded) {
2460                 GNode *root, *gnode;
2461                 START_TIMING("summaryview_set_ctree_from_list(1)");
2462                 root = procmsg_get_thread_tree(mlist);
2463
2464                 for (gnode = root->children; gnode != NULL;
2465                      gnode = gnode->next) {
2466                         node = gtk_sctree_insert_gnode
2467                                 (ctree, NULL, node, gnode,
2468                                  summary_insert_gnode_func, summaryview);
2469                 }
2470
2471                 g_node_destroy(root);
2472
2473                 END_TIMING();
2474         } else {
2475                 gchar *text[N_SUMMARY_COLS];
2476                 gint *col_pos = summaryview->col_pos;
2477                 START_TIMING("summaryview_set_ctree_from_list(2)");
2478                 cur = mlist;
2479                 for (; mlist != NULL; mlist = mlist->next) {
2480                         msginfo = (MsgInfo *)mlist->data;
2481
2482                         summary_set_header(summaryview, text, msginfo);
2483
2484                         node = gtk_sctree_insert_node
2485                                 (ctree, NULL, node, text, 2,
2486                                  NULL, NULL, NULL, NULL,
2487                                  FALSE, FALSE);
2488
2489                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2490                         summary_set_marks_func(ctree, node, summaryview);
2491
2492                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2493                                 g_hash_table_insert(msgid_table,
2494                                                     msginfo->msgid, node);
2495
2496                         subject_table_insert(subject_table,
2497                                              msginfo->subject,
2498                                              node);
2499                 }
2500                 mlist = cur;
2501                 END_TIMING();
2502         }
2503
2504         if (prefs_common.enable_hscrollbar &&
2505             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2506                 gint optimal_width;
2507
2508                 optimal_width = gtk_clist_optimal_column_width
2509                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2510                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2511                                            summaryview->col_pos[S_COL_SUBJECT],
2512                                            optimal_width);
2513         }
2514
2515         if (prefs_common.use_addr_book)
2516                 end_address_completion();
2517
2518         debug_print("done.\n");
2519         STATUSBAR_POP(summaryview->mainwin);
2520         if (debug_get_mode()) {
2521                 debug_print("\tmsgid hash table size = %d\n",
2522                             g_hash_table_size(msgid_table));
2523                 debug_print("\tsubject hash table size = %d\n",
2524                             g_hash_table_size(subject_table));
2525         }
2526
2527         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2528
2529         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2530
2531         if (prefs_common.bold_unread) {
2532                 START_TIMING("summaryview_set_ctree_from_list(3)");
2533                 while (node) {
2534                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2535                         if (GTK_CTREE_ROW(node)->children)
2536                                 summary_set_row_marks(summaryview, node);
2537                         node = next;
2538                 }
2539                 END_TIMING();
2540         }
2541
2542         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2543                                        G_CALLBACK(summary_tree_expanded), summaryview);
2544         END_TIMING();
2545 }
2546
2547 static gchar *summary_complete_address(const gchar *addr)
2548 {
2549         gint count;
2550         gchar *res, *tmp, *email_addr;
2551
2552         if (addr == NULL)
2553                 return NULL;
2554
2555         Xstrdup_a(email_addr, addr, return NULL);
2556         extract_address(email_addr);
2557         if (!*email_addr)
2558                 return NULL;
2559
2560         /*
2561          * completion stuff must be already initialized
2562          */
2563         res = NULL;
2564         if (1 < (count = complete_address(email_addr))) {
2565                 tmp = get_complete_address(1);
2566                 res = procheader_get_fromname(tmp);
2567                 g_free(tmp);
2568         }
2569
2570         return res;
2571 }
2572
2573 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2574                                MsgInfo *msginfo)
2575 {
2576         static gchar date_modified[80];
2577         static gchar col_score[11];
2578         static gchar buf[BUFFSIZE];
2579         gint *col_pos = summaryview->col_pos;
2580         gchar *from_text = NULL, *to_text = NULL;
2581         gboolean should_swap = FALSE;
2582
2583         text[col_pos[S_COL_FROM]]   = "";
2584         text[col_pos[S_COL_TO]]     = "";
2585         text[col_pos[S_COL_SUBJECT]]= "";
2586         text[col_pos[S_COL_MARK]]   = "";
2587         text[col_pos[S_COL_STATUS]] = "";
2588         text[col_pos[S_COL_MIME]]   = "";
2589         text[col_pos[S_COL_LOCKED]] = "";
2590         text[col_pos[S_COL_DATE]]   = "";
2591         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2592                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2593         else
2594                 text[col_pos[S_COL_NUMBER]] = "";
2595
2596         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2597                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2598         else
2599                 text[col_pos[S_COL_SIZE]] = "";
2600
2601         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2602                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2603         else
2604                 text[col_pos[S_COL_SCORE]] = "";
2605
2606         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2607                 if (msginfo->date_t) {
2608                         procheader_date_get_localtime(date_modified,
2609                                                       sizeof(date_modified),
2610                                                       msginfo->date_t);
2611                         text[col_pos[S_COL_DATE]] = date_modified;
2612                 } else if (msginfo->date)
2613                         text[col_pos[S_COL_DATE]] = msginfo->date;
2614                 else
2615                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2616         }
2617
2618         if (prefs_common.swap_from && msginfo->from && msginfo->to
2619         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2620                 gchar *addr = NULL;
2621
2622                 addr = g_strdup(msginfo->from);
2623
2624                 if (addr) {
2625                         extract_address(addr);
2626                         if (account_find_from_address(addr)) {
2627                                 should_swap = TRUE;
2628                         }
2629                         g_free(addr);
2630                 }
2631         }
2632
2633         if (!prefs_common.use_addr_book) {
2634                 from_text = msginfo->fromname ?
2635                                 msginfo->fromname :
2636                                 _("(No From)");
2637         } else {
2638                 gchar buf[BUFFSIZE];
2639                 gchar *tmp = summary_complete_address(msginfo->from);
2640                 if (tmp) {
2641                         strncpy2(buf, tmp, sizeof(buf));
2642                         g_free(tmp);
2643                         from_text = buf;
2644                 } else {
2645                         from_text = (msginfo->fromname) ?
2646                                         msginfo->fromname:
2647                                         _("(No From)");
2648                 }
2649         }
2650
2651         to_text = msginfo->to ? msginfo->to :
2652                    (msginfo->cc ? msginfo->cc :
2653                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2654                      )
2655                    );
2656
2657         text[col_pos[S_COL_TO]] = to_text;
2658         if (!should_swap) {
2659                 text[col_pos[S_COL_FROM]] = from_text;
2660         } else {
2661                 gchar tmp[BUFFSIZE];
2662                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2663                 tmp[BUFFSIZE-1]='\0';
2664                 text[col_pos[S_COL_FROM]] = tmp;
2665         }
2666
2667         if (summaryview->simplify_subject_preg != NULL)
2668                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2669                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2670                                         summaryview->simplify_subject_preg) :
2671                         _("(No Subject)");
2672         else
2673                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2674                         _("(No Subject)");
2675 }
2676
2677 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2678 {
2679         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2680 }
2681
2682 static gboolean defer_change(gpointer data);
2683 typedef struct _ChangeData {
2684         MsgInfo *info;
2685         gint op; /* 0, 1, 2 for unset, set, change */
2686         MsgPermFlags set_flags;
2687         MsgTmpFlags  set_tmp_flags;
2688         MsgPermFlags unset_flags;
2689         MsgTmpFlags  unset_tmp_flags;
2690 } ChangeData;
2691
2692 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2693 {
2694         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2695                 debug_print("flags: doing unset now\n");
2696                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2697         } else {
2698                 ChangeData *unset_data = g_new0(ChangeData, 1);
2699                 unset_data->info = msginfo;
2700                 unset_data->op = 0;
2701                 unset_data->unset_flags = flags;
2702                 unset_data->unset_tmp_flags = tmp_flags;
2703                 debug_print("flags: deferring unset\n");
2704                 g_timeout_add(100, defer_change, unset_data);
2705         }
2706 }
2707
2708 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2709 {
2710         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2711                 debug_print("flags: doing set now\n");
2712                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2713         } else {
2714                 ChangeData *set_data = g_new0(ChangeData, 1);
2715                 set_data->info = msginfo;
2716                 set_data->op = 1;
2717                 set_data->set_flags = flags;
2718                 set_data->set_tmp_flags = tmp_flags;
2719                 debug_print("flags: deferring set\n");
2720                 g_timeout_add(100, defer_change, set_data);
2721         }
2722 }
2723
2724 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2725                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2726                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2727 {
2728         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2729                 debug_print("flags: doing change now\n");
2730                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2731                         rem_flags, rem_tmp_flags);
2732         } else {
2733                 ChangeData *change_data = g_new0(ChangeData, 1);
2734                 change_data->info = msginfo;
2735                 change_data->op = 2;
2736                 change_data->set_flags = add_flags;
2737                 change_data->set_tmp_flags = add_tmp_flags;
2738                 change_data->unset_flags = rem_flags;
2739                 change_data->unset_tmp_flags = rem_tmp_flags;
2740                 debug_print("flags: deferring change\n");
2741                 g_timeout_add(100, defer_change, change_data);
2742         }
2743 }
2744
2745 gboolean defer_change(gpointer data)
2746 {
2747         ChangeData *chg = (ChangeData *)data;
2748         if (chg->info->folder && chg->info->folder->processing_pending) {
2749                 debug_print("flags: trying later\n");
2750                 return TRUE; /* try again */
2751         } else {
2752                 debug_print("flags: finally doing it\n");
2753                 switch(chg->op) {
2754                 case 0:
2755                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2756                         break;
2757                 case 1:
2758                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2759                         break;
2760                 case 2:
2761                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2762                                 chg->unset_flags, chg->unset_tmp_flags);
2763                         break;
2764                 default:
2765                         g_warning("shouldn't happen\n");
2766                 }
2767                 g_free(chg);
2768         }
2769         return FALSE;
2770 }
2771
2772 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2773                                       GtkCTreeNode *row)
2774 {
2775         g_return_if_fail(summaryview != NULL);
2776         g_return_if_fail(msginfo != NULL);
2777         g_return_if_fail(row != NULL);
2778
2779         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2780                 summary_msginfo_unset_flags
2781                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2782                 summary_set_row_marks(summaryview, row);
2783                 summary_status_show(summaryview);
2784         }
2785 }
2786
2787 typedef struct  {
2788         MsgInfo *msginfo;
2789         SummaryView *summaryview;
2790         GtkCTreeNode *row;
2791 } MarkAsReadData;
2792
2793 static int msginfo_mark_as_read_timeout(void *data)
2794 {
2795         MarkAsReadData *mdata = (MarkAsReadData *)data;
2796         if (!mdata)
2797                 return FALSE;
2798
2799         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2800                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2801                                      mdata->row);
2802
2803         g_free(mdata);
2804
2805         return FALSE;
2806 }
2807
2808 static void summary_display_msg_full(SummaryView *summaryview,
2809                                      GtkCTreeNode *row,
2810                                      gboolean new_window, gboolean all_headers)
2811 {
2812         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2813         MsgInfo *msginfo;
2814         gint val;
2815         START_TIMING("summary_display_msg_full");
2816         if (!new_window) {
2817                 if (summaryview->displayed == row)
2818                         return;
2819                 else
2820                         summaryview->messageview->filtered = FALSE;
2821         }
2822         g_return_if_fail(row != NULL);
2823
2824         if (summary_is_locked(summaryview)) return;
2825         summary_lock(summaryview);
2826
2827         STATUSBAR_POP(summaryview->mainwin);
2828         GTK_EVENTS_FLUSH();
2829
2830         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2831
2832         g_return_if_fail(msginfo);
2833
2834         if (new_window) {
2835                 MessageView *msgview;
2836
2837                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2838                 val = messageview_show(msgview, msginfo, all_headers);
2839         } else {
2840                 MessageView *msgview;
2841
2842                 msgview = summaryview->messageview;
2843                 summaryview->last_displayed = summaryview->displayed;
2844                 summaryview->displayed = row;
2845                 if (!messageview_is_visible(msgview)) {
2846                         main_window_toggle_message_view(summaryview->mainwin);
2847                         GTK_EVENTS_FLUSH();
2848                 }
2849                 val = messageview_show(msgview, msginfo, all_headers);
2850                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2851                         gtk_widget_grab_focus(summaryview->ctree);
2852                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2853         }
2854
2855         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2856                 if (prefs_common.mark_as_read_delay) {
2857                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2858                         data->summaryview = summaryview;
2859                         data->msginfo = msginfo;
2860                         data->row = row;
2861                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2862                                 msginfo_mark_as_read_timeout, data);
2863                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2864                         msginfo_mark_as_read(summaryview, msginfo, row);
2865                 }
2866         }
2867
2868         summary_set_menu_sensitive(summaryview);
2869         toolbar_main_set_sensitive(summaryview->mainwin);
2870         messageview_set_menu_sensitive(summaryview->messageview);
2871
2872         summary_unlock(summaryview);
2873         END_TIMING();
2874 }
2875
2876 void summary_display_msg_selected(SummaryView *summaryview,
2877                                   gboolean all_headers)
2878 {
2879         if (summary_is_locked(summaryview)) return;
2880         summaryview->displayed = NULL;
2881         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2882                                  all_headers);
2883 }
2884
2885 void summary_redisplay_msg(SummaryView *summaryview)
2886 {
2887         GtkCTreeNode *node;
2888
2889         if (summaryview->displayed) {
2890                 node = summaryview->displayed;
2891                 summaryview->displayed = NULL;
2892                 summary_display_msg(summaryview, node);
2893         }
2894 }
2895
2896 void summary_open_msg(SummaryView *summaryview)
2897 {
2898         if (!summaryview->selected) return;
2899
2900         /* CLAWS: if separate message view, don't open a new window
2901          * but rather use the current separated message view */
2902         summary_display_msg_full(summaryview, summaryview->selected,
2903                                  prefs_common.sep_msg ? FALSE : TRUE,
2904                                  FALSE);
2905 }
2906
2907 void summary_view_source(SummaryView * summaryview)
2908 {
2909         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2910         MsgInfo *msginfo;
2911         SourceWindow *srcwin;
2912
2913         if (!summaryview->selected) return;
2914
2915         srcwin = source_window_create();
2916         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2917         source_window_show_msg(srcwin, msginfo);
2918         source_window_show(srcwin);
2919 }
2920
2921 void summary_reedit(SummaryView *summaryview)
2922 {
2923         MsgInfo *msginfo;
2924
2925         if (!summaryview->selected) return;
2926         if (!summaryview->folder_item) return;
2927         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
2928                 return;
2929
2930         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2931                                               summaryview->selected);
2932         if (!msginfo) return;
2933
2934         compose_reedit(msginfo, FALSE);
2935 }
2936
2937 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2938 {
2939         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2940         GtkCTreeNode *node;
2941
2942         if (summary_is_locked(summaryview)) return FALSE;
2943         if (type == GTK_SCROLL_STEP_FORWARD) {
2944                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2945                 if (node)
2946                         gtkut_ctree_expand_parent_all(ctree, node);
2947                 else
2948                         return FALSE;
2949         } else {
2950                 if (summaryview->selected) {
2951                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2952                         if (!node) return FALSE;
2953                 }
2954         }
2955
2956         if (messageview_is_visible(summaryview->messageview))
2957                 summaryview->display_msg = TRUE;
2958
2959         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2960
2961         if (GTK_CLIST(ctree)->selection)
2962                 gtk_sctree_set_anchor_row
2963                         (GTK_SCTREE(ctree),
2964                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2965
2966         return TRUE;
2967 }
2968
2969 void summary_toggle_view(SummaryView *summaryview)
2970 {
2971         if (!messageview_is_visible(summaryview->messageview) &&
2972             summaryview->selected)
2973                 summary_display_msg(summaryview,
2974                                     summaryview->selected);
2975         else
2976                 main_window_toggle_message_view(summaryview->mainwin);
2977 }
2978
2979 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2980                                                 GtkCTreeNode *node)
2981 {
2982         MsgInfo *msginfo;
2983
2984         if (node) {
2985                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2986                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2987                         return TRUE;
2988                 node = GTK_CTREE_ROW(node)->children;
2989         } else
2990                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2991
2992         while (node) {
2993                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2994                         return TRUE;
2995                 node = GTK_CTREE_ROW(node)->sibling;
2996         }
2997
2998         return FALSE;
2999 }
3000
3001 static gboolean summary_have_unread_children(SummaryView *summaryview,
3002                                              GtkCTreeNode *node)
3003 {
3004         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3005
3006         if (!node) return FALSE;
3007
3008         node = GTK_CTREE_ROW(node)->children;
3009
3010         while (node) {
3011                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3012                         return TRUE;
3013                 node = GTK_CTREE_ROW(node)->sibling;
3014         }
3015         return FALSE;
3016 }
3017
3018 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3019 {
3020         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3021         GtkStyle *style = NULL;
3022         MsgInfo *msginfo;
3023         MsgFlags flags;
3024         gint *col_pos = summaryview->col_pos;
3025
3026         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3027         if (!msginfo) return;
3028
3029         flags = msginfo->flags;
3030
3031         gtk_ctree_node_set_foreground(ctree, row, NULL);
3032
3033         /* set new/unread column */
3034         if (MSG_IS_IGNORE_THREAD(flags)) {
3035                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3036                                           ignorethreadxpm, ignorethreadxpmmask);
3037         } else if (MSG_IS_SPAM(flags)) {
3038                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3039                                           spamxpm, spamxpmmask);
3040         } else if (MSG_IS_NEW(flags)) {
3041                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3042                                           newxpm, newxpmmask);
3043         } else if (MSG_IS_UNREAD(flags)) {
3044                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3045                                           unreadxpm, unreadxpmmask);
3046         } else if (MSG_IS_REPLIED(flags)) {
3047                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3048                                           repliedxpm, repliedxpmmask);
3049         } else if (MSG_IS_FORWARDED(flags)) {
3050                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3051                                           forwardedxpm, forwardedxpmmask);
3052         } else {
3053                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3054                                         "");
3055         }
3056
3057         if (prefs_common.bold_unread &&
3058             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3059              (!GTK_CTREE_ROW(row)->expanded &&
3060               GTK_CTREE_ROW(row)->children &&
3061               summary_have_unread_children(summaryview, row))))
3062                 style = bold_style;
3063
3064         /* set mark column */
3065         if (MSG_IS_DELETED(flags)) {
3066                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3067                                           deletedxpm, deletedxpmmask);
3068                 if (style)
3069                         style = bold_deleted_style;
3070                 else {
3071                         style = small_deleted_style;
3072                 }
3073                         gtk_ctree_node_set_foreground
3074                                 (ctree, row, &summaryview->color_dim);
3075         } else if (MSG_IS_MARKED(flags)) {
3076                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3077                                           markxpm, markxpmmask);
3078         } else if (MSG_IS_MOVE(flags)) {
3079                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
3080                 if (style)
3081                         style = bold_marked_style;
3082                 else {
3083                         style = small_marked_style;
3084                 }
3085                         gtk_ctree_node_set_foreground
3086                                 (ctree, row, &summaryview->color_marked);
3087         } else if (MSG_IS_COPY(flags)) {
3088                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
3089                 if (style)
3090                         style = bold_marked_style;
3091                 else {
3092                         style = small_marked_style;
3093                 }
3094                         gtk_ctree_node_set_foreground
3095                                 (ctree, row, &summaryview->color_marked);
3096         } else {
3097                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3098         }
3099
3100         if (MSG_IS_LOCKED(flags)) {
3101                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3102                                           lockedxpm, lockedxpmmask);
3103         }
3104         else {
3105                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3106         }
3107
3108         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3109                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3110                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3111         } else if (MSG_IS_SIGNED(flags)) {
3112                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3113                                           gpgsignedxpm, gpgsignedxpmmask);
3114         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3115                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3116                                           clipkeyxpm, clipkeyxpmmask);
3117         } else if (MSG_IS_ENCRYPTED(flags)) {
3118                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3119                                           keyxpm, keyxpmmask);
3120         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3121                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3122                                           clipxpm, clipxpmmask);
3123         } else {
3124                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3125         }
3126         if (!style)
3127                 style = small_style;
3128
3129         gtk_ctree_node_set_row_style(ctree, row, style);
3130
3131         if (MSG_GET_COLORLABEL(flags))
3132                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3133 }
3134
3135 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3136 {
3137         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3138         MsgInfo *msginfo;
3139
3140         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3141         g_return_if_fail(msginfo);
3142         if (MSG_IS_DELETED(msginfo->flags))
3143                 summaryview->deleted--;
3144         if (MSG_IS_MOVE(msginfo->flags))
3145                 summaryview->moved--;
3146         if (MSG_IS_COPY(msginfo->flags))
3147                 summaryview->copied--;
3148
3149         procmsg_msginfo_set_to_folder(msginfo, NULL);
3150         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3151         summary_set_row_marks(summaryview, row);
3152         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3153 }
3154
3155 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3156 {
3157         gboolean changed = FALSE;
3158         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3159         MsgInfo *msginfo;
3160
3161         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3162         g_return_if_fail(msginfo);
3163         if (MSG_IS_DELETED(msginfo->flags))
3164                 summaryview->deleted--;
3165         if (MSG_IS_MOVE(msginfo->flags)) {
3166                 summaryview->moved--;
3167                 changed = TRUE;
3168         }
3169         if (MSG_IS_COPY(msginfo->flags)) {
3170                 summaryview->copied--;
3171                 changed = TRUE;
3172         }
3173         procmsg_msginfo_set_to_folder(msginfo, NULL);
3174         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3175
3176         summary_set_row_marks(summaryview, row);
3177         debug_print("Message %d is locked\n", msginfo->msgnum);
3178 }
3179
3180 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3181 {
3182         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3183         MsgInfo *msginfo;
3184
3185         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3186         g_return_if_fail(msginfo);
3187         if (!MSG_IS_LOCKED(msginfo->flags))
3188                 return;
3189         procmsg_msginfo_set_to_folder(msginfo, NULL);
3190         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3191         summary_set_row_marks(summaryview, row);
3192         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3193 }
3194
3195 void summary_mark(SummaryView *summaryview)
3196 {
3197         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3198         GList *cur;
3199
3200         START_LONG_OPERATION(summaryview);
3201         folder_item_set_batch(summaryview->folder_item, TRUE);
3202         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3203                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3204         folder_item_set_batch(summaryview->folder_item, FALSE);
3205         END_LONG_OPERATION(summaryview);
3206
3207         summary_status_show(summaryview);
3208 }
3209
3210 static void summary_mark_row_as_read(SummaryView *summaryview,
3211                                      GtkCTreeNode *row)
3212 {
3213         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3214         MsgInfo *msginfo;
3215
3216         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3217         g_return_if_fail(msginfo);
3218
3219         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3220                 return;
3221
3222         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3223         summary_set_row_marks(summaryview, row);
3224         debug_print("Message %d is marked as read\n",
3225                 msginfo->msgnum);
3226 }
3227
3228 void summary_mark_as_read
3229 (SummaryView *summaryview)
3230 {
3231         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3232         GList *cur;
3233
3234         START_LONG_OPERATION(summaryview);
3235         folder_item_set_batch(summaryview->folder_item, TRUE);
3236         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3237                 summary_mark_row_as_read(summaryview,
3238                                          GTK_CTREE_NODE(cur->data));
3239         folder_item_set_batch(summaryview->folder_item, FALSE);
3240         END_LONG_OPERATION(summaryview);
3241
3242         summary_status_show(summaryview);
3243 }
3244
3245 void summary_msgs_lock(SummaryView *summaryview)
3246 {
3247         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3248         GList *cur;
3249
3250         START_LONG_OPERATION(summaryview);
3251         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3252                 summary_lock_row(summaryview,
3253                                          GTK_CTREE_NODE(cur->data));
3254         END_LONG_OPERATION(summaryview);
3255
3256         summary_status_show(summaryview);
3257 }
3258
3259 void summary_msgs_unlock(SummaryView *summaryview)
3260 {
3261         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3262         GList *cur;
3263
3264         START_LONG_OPERATION(summaryview);
3265         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3266                 summary_unlock_row(summaryview,
3267                                    GTK_CTREE_NODE(cur->data));
3268         END_LONG_OPERATION(summaryview);
3269
3270         summary_status_show(summaryview);
3271 }
3272
3273 void summary_mark_all_read(SummaryView *summaryview)
3274 {
3275         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3276         GtkCTreeNode *node;
3277         AlertValue val;
3278
3279         if (prefs_common.ask_mark_all_read) {
3280                 val = alertpanel_full(_("Mark all as read"),
3281                         _("Do you really want to mark all mails in this "
3282                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3283                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3284
3285                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3286                         return;
3287                 else if (val & G_ALERTDISABLE)
3288                         prefs_common.ask_mark_all_read = FALSE;
3289         }
3290
3291         START_LONG_OPERATION(summaryview);
3292         folder_item_set_batch(summaryview->folder_item, TRUE);
3293         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3294              node = gtkut_ctree_node_next(ctree, node))
3295                 summary_mark_row_as_read(summaryview, node);
3296         folder_item_set_batch(summaryview->folder_item, FALSE);
3297         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3298              node = gtkut_ctree_node_next(ctree, node)) {
3299                 if (!GTK_CTREE_ROW(node)->expanded)
3300                         summary_set_row_marks(summaryview, node);
3301         }
3302         END_LONG_OPERATION(summaryview);
3303
3304         summary_status_show(summaryview);
3305 }
3306
3307 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3308 {
3309         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3310         GList *cur;
3311         gboolean is_spam = action;
3312         GSList *msgs = NULL;
3313         gboolean immediate_exec = prefs_common.immediate_exec;
3314         gboolean moved = FALSE;
3315         prefs_common.immediate_exec = FALSE;
3316
3317         START_LONG_OPERATION(summaryview);
3318
3319         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3320                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3321                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3322                 if (msginfo)
3323                         msgs = g_slist_prepend(msgs, msginfo);
3324         }
3325
3326         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3327                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3328                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3329                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3330                         if (!msginfo)
3331                                 continue;
3332                         if (is_spam) {
3333                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3334                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3335                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3336                                         moved = TRUE;
3337                                 }
3338                         } else {
3339                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3340                         }
3341                         summary_set_row_marks(summaryview, row);
3342                 }
3343         } else {
3344                 log_error(_("An error happened while learning.\n"));
3345         }
3346
3347         g_slist_free(msgs);
3348
3349         prefs_common.immediate_exec = immediate_exec;
3350
3351         END_LONG_OPERATION(summaryview);
3352
3353         if (prefs_common.immediate_exec && moved) {
3354                 summary_execute(summaryview);
3355         }
3356
3357         summary_status_show(summaryview);
3358 }
3359
3360
3361 static void summary_mark_row_as_unread(SummaryView *summaryview,
3362                                        GtkCTreeNode *row)
3363 {
3364         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3365         MsgInfo *msginfo;
3366
3367         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3368         g_return_if_fail(msginfo);
3369         if (MSG_IS_DELETED(msginfo->flags)) {
3370                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3371                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3372                 summaryview->deleted--;
3373         }
3374
3375         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3376         debug_print("Message %d is marked as unread\n",
3377                 msginfo->msgnum);
3378
3379         summary_set_row_marks(summaryview, row);
3380 }
3381
3382 void summary_mark_as_unread(SummaryView *summaryview)
3383 {
3384         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3385         GList *cur;
3386
3387         START_LONG_OPERATION(summaryview);
3388         folder_item_set_batch(summaryview->folder_item, TRUE);
3389         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3390                 cur = cur->next)
3391                 summary_mark_row_as_unread(summaryview,
3392                                            GTK_CTREE_NODE(cur->data));
3393         folder_item_set_batch(summaryview->folder_item, FALSE);
3394         END_LONG_OPERATION(summaryview);
3395
3396         summary_status_show(summaryview);
3397 }
3398
3399 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3400 {
3401         GList * cur;
3402         gboolean found;
3403
3404         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3405
3406         case F_NEWS:
3407
3408                 /*
3409                   security : checks if one the accounts correspond to
3410                   the author of the post
3411                 */
3412
3413                 found = FALSE;
3414                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3415                         PrefsAccount * account;
3416                         gchar * from_name;
3417
3418                         account = cur->data;
3419                         if (account->name && *account->name)
3420                                 from_name =
3421                                         g_strdup_printf("%s <%s>",
3422                                                         account->name,
3423                                                         account->address);
3424                         else
3425                                 from_name =
3426                                         g_strdup_printf("%s",
3427                                                         account->address);
3428
3429                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3430                                 g_free(from_name);
3431                                 found = TRUE;
3432                                 break;
3433                         }
3434                         g_free(from_name);
3435                 }
3436
3437                 if (!found) {
3438                         alertpanel_error(_("You're not the author of the article.\n"));
3439                 }
3440
3441                 return found;
3442
3443         default:
3444                 return TRUE;
3445         }
3446 }
3447
3448 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3449 {
3450         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3451         MsgInfo *msginfo;
3452
3453         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3454         g_return_if_fail(msginfo);
3455
3456         if (MSG_IS_LOCKED(msginfo->flags)) return;
3457
3458         if (MSG_IS_DELETED(msginfo->flags)) return;
3459
3460         if (MSG_IS_MOVE(msginfo->flags))
3461                 summaryview->moved--;
3462         if (MSG_IS_COPY(msginfo->flags))
3463                 summaryview->copied--;
3464
3465         procmsg_msginfo_set_to_folder(msginfo, NULL);
3466         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3467         summaryview->deleted++;
3468
3469         if (!prefs_common.immediate_exec &&
3470             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3471                 summary_set_row_marks(summaryview, row);
3472
3473         debug_print("Message %s/%d is set to delete\n",
3474                     msginfo->folder->path, msginfo->msgnum);
3475 }
3476
3477 void summary_cancel(SummaryView *summaryview)
3478 {
3479         MsgInfo * msginfo;
3480         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3481
3482         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3483                                               summaryview->selected);
3484         if (!msginfo) return;
3485
3486         if (!check_permission(summaryview, msginfo))
3487                 return;
3488
3489         news_cancel_article(summaryview->folder_item->folder, msginfo);
3490
3491         if (summary_is_locked(summaryview)) return;
3492
3493         summary_lock(summaryview);
3494
3495         gtk_clist_freeze(clist);
3496
3497         summary_update_status(summaryview);
3498         summary_status_show(summaryview);
3499
3500         gtk_clist_thaw(clist);
3501
3502         summary_unlock(summaryview);
3503 }
3504
3505 void summary_delete(SummaryView *summaryview)
3506 {
3507         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3508         FolderItem *item = summaryview->folder_item;
3509         GList *cur;
3510         GtkCTreeNode *sel_last = NULL;
3511         GtkCTreeNode *node;
3512         AlertValue aval;
3513         MsgInfo *msginfo;
3514
3515         if (!item) return;
3516
3517         if (summary_is_locked(summaryview)) return;
3518
3519         if (!summaryview->folder_item) return;
3520
3521         if (!prefs_common.live_dangerously) {
3522                 aval = alertpanel(_("Delete message(s)"),
3523                                   _("Do you really want to delete selected message(s)?"),
3524                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3525                 if (aval != G_ALERTALTERNATE) return;
3526         }
3527
3528         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3529              cur = cur->next) {
3530                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3531                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3532                 if (msginfo && msginfo->total_size != 0 &&
3533                     msginfo->size != (off_t)msginfo->total_size)
3534                         partial_mark_for_delete(msginfo);
3535         }
3536
3537         main_window_cursor_wait(summaryview->mainwin);
3538
3539         /* next code sets current row focus right. We need to find a row
3540          * that is not deleted. */
3541         START_LONG_OPERATION(summaryview);
3542         folder_item_set_batch(summaryview->folder_item, TRUE);
3543         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3544                 sel_last = GTK_CTREE_NODE(cur->data);
3545                 summary_delete_row(summaryview, sel_last);
3546         }
3547         folder_item_set_batch(summaryview->folder_item, FALSE);
3548         END_LONG_OPERATION(summaryview);
3549
3550         node = summary_find_next_msg(summaryview, sel_last);
3551         if (!node)
3552                 node = summary_find_prev_msg(summaryview, sel_last);
3553
3554         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3555
3556         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3557                 summary_execute(summaryview);
3558                 /* after deleting, the anchor may be at an invalid row
3559                  * so reset it to the node we found earlier */
3560                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3561         } else
3562                 summary_status_show(summaryview);
3563
3564
3565         main_window_cursor_normal(summaryview->mainwin);
3566 }
3567
3568 void summary_delete_trash(SummaryView *summaryview)
3569 {
3570         FolderItem *to_folder = NULL;
3571         PrefsAccount *ac;
3572         if (!summaryview->folder_item ||
3573             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3574
3575         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3576                 to_folder = account_get_special_folder(ac, F_TRASH);
3577
3578         if (to_folder == NULL)
3579                 to_folder = summaryview->folder_item->folder->trash;
3580
3581         if (to_folder == NULL || to_folder == summaryview->folder_item
3582             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3583                 summary_delete(summaryview);
3584         else
3585                 summary_move_selected_to(summaryview, to_folder);
3586 }
3587
3588
3589 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3590 {
3591         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3592         MsgInfo *msginfo;
3593
3594         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3595         g_return_if_fail(msginfo);
3596         if (MSG_IS_DELETED(msginfo->flags))
3597                 summaryview->deleted--;
3598         if (MSG_IS_MOVE(msginfo->flags))
3599                 summaryview->moved--;
3600         if (MSG_IS_COPY(msginfo->flags))
3601                 summaryview->copied--;
3602
3603         procmsg_msginfo_set_to_folder(msginfo, NULL);
3604         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3605         summary_set_row_marks(summaryview, row);
3606
3607         debug_print("Message %s/%d is unmarked\n",
3608                     msginfo->folder->path, msginfo->msgnum);
3609 }
3610
3611 void summary_unmark(SummaryView *summaryview)
3612 {
3613         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3614         GList *cur;
3615
3616         START_LONG_OPERATION(summaryview);
3617         folder_item_set_batch(summaryview->folder_item, TRUE);
3618         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3619                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3620         folder_item_set_batch(summaryview->folder_item, FALSE);
3621         END_LONG_OPERATION(summaryview);
3622
3623         summary_status_show(summaryview);
3624 }
3625
3626 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3627                                 FolderItem *to_folder)
3628 {
3629         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3630         MsgInfo *msginfo;
3631
3632         g_return_if_fail(to_folder != NULL);
3633
3634         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3635         g_return_if_fail(msginfo);
3636         if (MSG_IS_LOCKED(msginfo->flags))
3637                 return;
3638
3639         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3640         if (MSG_IS_DELETED(msginfo->flags))
3641                 summaryview->deleted--;
3642         if (MSG_IS_COPY(msginfo->flags)) {
3643                 summaryview->copied--;
3644         }
3645         if (!MSG_IS_MOVE(msginfo->flags)) {
3646                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3647                 summaryview->moved++;
3648         } else {
3649                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3650         }
3651
3652         if (!prefs_common.immediate_exec) {
3653                 summary_set_row_marks(summaryview, row);
3654         }
3655
3656         debug_print("Message %d is set to move to %s\n",
3657                     msginfo->msgnum, to_folder->path);
3658 }
3659
3660 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3661 {
3662         GList *cur;
3663         GtkCTreeNode *sel_last = NULL;
3664         if (!to_folder) return;
3665         if (!summaryview->folder_item ||
3666             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3667
3668         if (summary_is_locked(summaryview)) return;
3669
3670         if (summaryview->folder_item == to_folder) {
3671                 alertpanel_error(_("Destination is same as current folder."));
3672                 return;
3673         }
3674
3675         START_LONG_OPERATION(summaryview);
3676
3677         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3678              cur != NULL && cur->data != NULL; cur = cur->next) {
3679                 sel_last = GTK_CTREE_NODE(cur->data);
3680                 summary_move_row_to
3681                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3682         }
3683         END_LONG_OPERATION(summaryview);
3684
3685         summaryview->display_msg = prefs_common.always_show_msg;
3686
3687         if (prefs_common.immediate_exec) {
3688                 summary_execute(summaryview);
3689         } else {
3690                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
3691                 if (!node)
3692                         node = summary_find_prev_msg(summaryview, sel_last);
3693                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3694                 summary_status_show(summaryview);
3695         }
3696
3697         if (!summaryview->selected) { /* this was the last message */
3698                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3699                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3700                 if (node)
3701                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3702         }
3703
3704 }
3705
3706 void summary_move_to(SummaryView *summaryview)
3707 {
3708         FolderItem *to_folder;
3709
3710         if (!summaryview->folder_item ||
3711             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3712
3713         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3714                                          FOLDER_SEL_MOVE, NULL);
3715         summary_move_selected_to(summaryview, to_folder);
3716 }
3717
3718 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3719                                 FolderItem *to_folder)
3720 {
3721         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3722         MsgInfo *msginfo;
3723
3724         g_return_if_fail(to_folder != NULL);
3725
3726         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3727         g_return_if_fail(msginfo);
3728         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3729         if (MSG_IS_DELETED(msginfo->flags))
3730                 summaryview->deleted--;
3731         if (MSG_IS_MOVE(msginfo->flags)) {
3732                 summaryview->moved--;
3733         }
3734
3735         if (!MSG_IS_COPY(msginfo->flags)) {
3736                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3737                 summaryview->copied++;
3738         } else {
3739                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3740         }
3741         if (!prefs_common.immediate_exec) {
3742                 summary_set_row_marks(summaryview, row);
3743         }
3744
3745         debug_print("Message %d is set to copy to %s\n",
3746                     msginfo->msgnum, to_folder->path);
3747 }
3748
3749 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3750 {
3751         GList *cur;
3752
3753         if (!to_folder) return;
3754         if (!summaryview->folder_item) return;
3755
3756         if (summary_is_locked(summaryview)) return;
3757
3758         if (summaryview->folder_item == to_folder) {
3759                 alertpanel_error
3760                         (_("Destination to copy is same as current folder."));
3761                 return;
3762         }
3763
3764         START_LONG_OPERATION(summaryview);
3765
3766         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3767              cur != NULL && cur->data != NULL; cur = cur->next)
3768                 summary_copy_row_to
3769                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3770
3771         END_LONG_OPERATION(summaryview);
3772
3773         if (prefs_common.immediate_exec)
3774                 summary_execute(summaryview);
3775         else {
3776                 summary_status_show(summaryview);
3777         }
3778 }
3779
3780 void summary_copy_to(SummaryView *summaryview)
3781 {
3782         FolderItem *to_folder;
3783
3784         if (!summaryview->folder_item) return;
3785
3786         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3787                                          FOLDER_SEL_COPY, NULL);
3788         summary_copy_selected_to(summaryview, to_folder);
3789 }
3790
3791 void summary_add_address(SummaryView *summaryview)
3792 {
3793         MsgInfo *msginfo;
3794         gchar *from;
3795
3796         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3797                                               summaryview->selected);
3798         if (!msginfo) return;
3799
3800         Xstrdup_a(from, msginfo->from, return);
3801         eliminate_address_comment(from);
3802         extract_address(from);
3803         addressbook_add_contact(msginfo->fromname, from, NULL);
3804 }
3805
3806 void summary_select_all(SummaryView *summaryview)
3807 {
3808         if (!summaryview->folder_item) return;
3809
3810         summary_lock(summaryview);
3811         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3812         summary_unlock(summaryview);
3813         summary_status_show(summaryview);
3814 }
3815
3816 void summary_unselect_all(SummaryView *summaryview)
3817 {
3818         summary_lock(summaryview);
3819         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3820         summary_unlock(summaryview);
3821         summary_status_show(summaryview);
3822 }
3823
3824 void summary_select_thread(SummaryView *summaryview)
3825 {
3826         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3827         GtkCTreeNode *node = summaryview->selected;
3828
3829         if (!node) return;
3830
3831         while (GTK_CTREE_ROW(node)->parent != NULL)
3832                 node = GTK_CTREE_ROW(node)->parent;
3833
3834         if (node != summaryview->selected)
3835                 summary_select_node
3836                         (summaryview, node,
3837                          messageview_is_visible(summaryview->messageview),
3838                          FALSE);
3839
3840         gtk_ctree_select_recursive(ctree, node);
3841
3842         summary_status_show(summaryview);
3843 }
3844
3845 void summary_save_as(SummaryView *summaryview)
3846 {
3847         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3848         MsgInfo *msginfo;
3849         gchar *filename = NULL;
3850         gchar *src, *dest;
3851         gchar *tmp;
3852
3853         AlertValue aval = 0;
3854
3855         if (!summaryview->selected) return;
3856         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3857         if (!msginfo) return;
3858
3859         if (msginfo->subject) {
3860                 Xstrdup_a(filename, msginfo->subject, return);
3861                 subst_for_filename(filename);
3862         }
3863         if (g_getenv ("G_BROKEN_FILENAMES") &&
3864             filename && !g_utf8_validate(filename, -1, NULL)) {
3865                 gchar *oldstr = filename;
3866                 filename = conv_codeset_strdup(filename,
3867                                                conv_get_locale_charset_str(),
3868                                                CS_UTF_8);
3869                 if (!filename) {
3870                         g_warning("summary_save_as(): faild to convert character set.");
3871                         filename = g_strdup(oldstr);
3872                 }
3873                 dest = filesel_select_file_save(_("Save as"), filename);
3874                 g_free(filename);
3875         } else
3876                 dest = filesel_select_file_save(_("Save as"), filename);
3877         filename = NULL;
3878         if (!dest) return;
3879         if (is_file_exist(dest)) {
3880                 aval = alertpanel(_("Append or Overwrite"),
3881                                   _("Append or overwrite existing file?"),
3882                                   _("_Append"), _("_Overwrite"),
3883                                   GTK_STOCK_CANCEL);
3884                 if (aval != 0 && aval != 1)
3885                         return;
3886         }
3887
3888         src = procmsg_get_message_file(msginfo);
3889         tmp = g_path_get_basename(dest);
3890
3891         if ( aval==0 ) { /* append */
3892                 if (append_file(src, dest, TRUE) < 0)
3893                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3894         } else { /* overwrite */
3895                 if (copy_file(src, dest, TRUE) < 0)
3896                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3897         }
3898         g_free(src);
3899
3900         /*
3901          * If two or more msgs are selected,
3902          * append them to the output file.
3903          */
3904         if (GTK_CLIST(ctree)->selection->next) {
3905                 GList *item;
3906                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3907                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
3908                         if (!msginfo) break;
3909                         src = procmsg_get_message_file(msginfo);
3910                         if (append_file(src, dest, TRUE) < 0)
3911                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3912                 }
3913                 g_free(src);
3914         }
3915         g_free(dest);
3916         g_free(tmp);
3917 }
3918
3919 #ifdef USE_GNOMEPRINT
3920 static void print_mimeview(MimeView *mimeview)
3921 {
3922         if (!mimeview
3923         ||  !mimeview->textview
3924         ||  !mimeview->textview->text)
3925                 alertpanel_warning(_("Cannot print: the message doesn't "
3926                                      "contain text."));
3927         else {
3928                 gtk_widget_realize(mimeview->textview->text);
3929                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3930         }
3931 }
3932 #endif
3933
3934 void summary_print(SummaryView *summaryview)
3935 {
3936         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3937 #ifndef USE_GNOMEPRINT
3938         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3939         MsgInfo *msginfo;
3940         gchar *cmdline = NULL;
3941         gchar *p;
3942 #endif
3943         GList *cur;
3944
3945         if (clist->selection == NULL) return;
3946 #ifndef USE_GNOMEPRINT
3947         cmdline = input_dialog(_("Print"),
3948                                _("Enter the print command line:\n"
3949                                  "('%s' will be replaced with file name)"),
3950                                prefs_common.print_cmd);
3951         if (!cmdline) return;
3952         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3953             strchr(p + 2, '%')) {
3954                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3955                                  cmdline);
3956                 g_free(cmdline);
3957                 return;
3958         }
3959         for (cur = clist->selection;
3960              cur != NULL && cur->data != NULL;
3961              cur = cur->next) {
3962                 msginfo = gtk_ctree_node_get_row_data
3963                         (ctree, GTK_CTREE_NODE(cur->data));
3964                 if (msginfo)
3965                         procmsg_print_message(msginfo, cmdline);
3966         }
3967
3968         g_free(cmdline);
3969 #else
3970         for (cur = clist->selection;
3971              cur != NULL && cur->data != NULL;
3972              cur = cur->next) {
3973                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3974                 if (node != summaryview->displayed) {
3975                         MessageView *tmpview = messageview_create(
3976                                                 summaryview->mainwin);
3977                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3978                                                 GTK_CTREE(summaryview->ctree),
3979                                                 node);
3980
3981                         messageview_init(tmpview);
3982                         tmpview->all_headers = summaryview->messageview->all_headers;
3983                         if (msginfo && messageview_show(tmpview, msginfo,
3984                                 tmpview->all_headers) >= 0) {
3985                                         print_mimeview(tmpview->mimeview);
3986                         }
3987                         messageview_destroy(tmpview);
3988                 } else {
3989                         print_mimeview(summaryview->messageview->mimeview);
3990                 }
3991         }
3992 #endif
3993 }
3994
3995 gboolean summary_execute(SummaryView *summaryview)
3996 {
3997         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3998         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3999         GtkCTreeNode *node, *next;
4000         GtkCTreeNode *new_selected = NULL;
4001         gint move_val = -1;
4002
4003         if (!summaryview->folder_item) return FALSE;
4004
4005         if (summary_is_locked(summaryview)) return FALSE;
4006         summary_lock(summaryview);
4007
4008         gtk_clist_freeze(clist);
4009
4010         main_window_cursor_wait(summaryview->mainwin);
4011
4012         if (summaryview->threaded)
4013                 summary_unthread_for_exec(summaryview);
4014
4015         folder_item_update_freeze();
4016         move_val = summary_execute_move(summaryview);
4017         summary_execute_copy(summaryview);
4018         summary_execute_delete(summaryview);
4019
4020         node = GTK_CTREE_NODE(clist->row_list);
4021         for (; node != NULL; node = next) {
4022                 next = gtkut_ctree_node_next(ctree, node);
4023                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4024
4025                 if (node == summaryview->displayed) {
4026                         messageview_clear(summaryview->messageview);
4027                         summaryview->displayed = NULL;
4028                 }
4029                 if (GTK_CTREE_ROW(node)->children != NULL) {
4030                         next = NULL;
4031                         if (GTK_CTREE_ROW(node)->sibling) {
4032                                 next = GTK_CTREE_ROW(node)->sibling;
4033                         } else {
4034                                 GtkCTreeNode *parent = NULL;
4035                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4036                                      parent = GTK_CTREE_ROW(parent)->parent) {
4037                                         if (GTK_CTREE_ROW(parent)->sibling) {
4038                                                 next = GTK_CTREE_ROW(parent)->sibling;
4039                                         }
4040                                 }
4041                         }
4042                 }
4043
4044                 if (!new_selected &&
4045                     gtkut_ctree_node_is_selected(ctree, node)) {
4046                         summary_unselect_all(summaryview);
4047                         new_selected = summary_find_next_msg(summaryview, node);
4048                         if (!new_selected)
4049                                 new_selected = summary_find_prev_msg
4050                                         (summaryview, node);
4051                 }
4052
4053                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4054         }
4055
4056         folder_item_update_thaw();
4057         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4058
4059         if (new_selected) {
4060                 summary_unlock(summaryview);
4061                 gtk_sctree_select
4062                         (GTK_SCTREE(ctree),
4063                          new_selected);
4064                 summary_lock(summaryview);
4065         }
4066
4067         if (summaryview->threaded) {
4068                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4069                 summary_thread_build(summaryview);
4070                 summary_thread_init(summaryview);
4071                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4072         }
4073
4074         summaryview->selected = clist->selection ?
4075                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4076
4077         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4078                 menu_set_insensitive_all
4079                         (GTK_MENU_SHELL(summaryview->popupmenu));
4080                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4081         } else
4082                 gtk_widget_grab_focus(summaryview->ctree);
4083
4084         summary_update_status(summaryview);
4085         summary_status_show(summaryview);
4086
4087         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4088
4089         summary_unlock(summaryview);
4090
4091         main_window_cursor_normal(summaryview->mainwin);
4092
4093         if (move_val < 0)
4094                 summary_show(summaryview, summaryview->folder_item);
4095         return TRUE;
4096 }
4097
4098 static gint summary_execute_move(SummaryView *summaryview)
4099 {
4100         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4101         GSList *cur;
4102         gint val = -1;
4103         /* search moving messages and execute */
4104         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4105                                 summaryview);
4106
4107         if (summaryview->mlist) {
4108                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4109                         summaryview->msginfo_update_callback_id);
4110                 val = procmsg_move_messages(summaryview->mlist);
4111                 summaryview->msginfo_update_callback_id =
4112                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4113                         summary_update_msg, (gpointer) summaryview);
4114
4115                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4116                         procmsg_msginfo_free((MsgInfo *)cur->data);
4117                 g_slist_free(summaryview->mlist);
4118                 summaryview->mlist = NULL;
4119                 return val;
4120         }
4121         return 0;
4122 }
4123
4124 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4125                                       gpointer data)
4126 {
4127         SummaryView *summaryview = data;
4128         MsgInfo *msginfo;
4129
4130         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4131
4132         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4133                 summaryview->mlist =
4134                         g_slist_prepend(summaryview->mlist, msginfo);
4135                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4136
4137                 if (msginfo->msgid && *msginfo->msgid &&
4138                     node == g_hash_table_lookup(summaryview->msgid_table,
4139                                                 msginfo->msgid))
4140                         g_hash_table_remove(summaryview->msgid_table,
4141                                             msginfo->msgid);
4142                 if (msginfo->subject && *msginfo->subject &&
4143                     node == subject_table_lookup(summaryview->subject_table,
4144                                                  msginfo->subject)) {
4145                         subject_table_remove(summaryview->subject_table,
4146                                              msginfo->subject);
4147                 }
4148         }
4149 }
4150
4151 static void summary_execute_copy(SummaryView *summaryview)
4152 {
4153         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4154
4155         /* search copying messages and execute */
4156         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4157                 summaryview->msginfo_update_callback_id);
4158         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4159                                 summaryview);
4160
4161         if (summaryview->mlist) {
4162                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4163                 procmsg_copy_messages(summaryview->mlist);
4164
4165                 g_slist_free(summaryview->mlist);
4166                 summaryview->mlist = NULL;
4167         }
4168         summaryview->msginfo_update_callback_id =
4169                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4170                         summary_update_msg, (gpointer) summaryview);
4171 }
4172
4173 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4174                                       gpointer data)
4175 {
4176         SummaryView *summaryview = data;
4177         MsgInfo *msginfo;
4178
4179         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4180
4181         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4182                 summaryview->mlist =
4183                         g_slist_prepend(summaryview->mlist, msginfo);
4184
4185                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4186                 summary_set_row_marks(summaryview, node);
4187         }
4188 }
4189
4190 static void summary_execute_delete(SummaryView *summaryview)
4191 {
4192         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4193         GSList *cur;
4194
4195         /* search deleting messages and execute */
4196         gtk_ctree_pre_recursive
4197                 (ctree, NULL, summary_execute_delete_func, summaryview);
4198
4199         if (!summaryview->mlist) return;
4200
4201         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4202                 summaryview->msginfo_update_callback_id);
4203
4204         folder_item_remove_msgs(summaryview->folder_item,
4205                                 summaryview->mlist);
4206
4207         summaryview->msginfo_update_callback_id =
4208                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4209                         summary_update_msg, (gpointer) summaryview);
4210         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4211                 procmsg_msginfo_free((MsgInfo *)cur->data);
4212
4213         g_slist_free(summaryview->mlist);
4214         summaryview->mlist = NULL;
4215 }
4216
4217 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4218                                         gpointer data)
4219 {
4220         SummaryView *summaryview = data;
4221         MsgInfo *msginfo;
4222
4223         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4224
4225         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4226                 summaryview->mlist =
4227                         g_slist_prepend(summaryview->mlist, msginfo);
4228                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4229
4230                 if (msginfo->msgid && *msginfo->msgid &&
4231                     node == g_hash_table_lookup(summaryview->msgid_table,
4232                                                 msginfo->msgid)) {
4233                         g_hash_table_remove(summaryview->msgid_table,
4234                                             msginfo->msgid);
4235                 }
4236                 if (msginfo->subject && *msginfo->subject &&
4237                     node == subject_table_lookup(summaryview->subject_table,
4238                                                  msginfo->subject)) {
4239                         subject_table_remove(summaryview->subject_table,
4240                                              msginfo->subject);
4241                 }
4242         }
4243 }
4244
4245 /* thread functions */
4246
4247 void summary_thread_build(SummaryView *summaryview)
4248 {
4249         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4250         GtkCTreeNode *node;
4251         GtkCTreeNode *next;
4252         GtkCTreeNode *parent;
4253         MsgInfo *msginfo;
4254         GSList *reflist;
4255
4256         summary_lock(summaryview);
4257
4258         debug_print("Building threads...");
4259         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4260         main_window_cursor_wait(summaryview->mainwin);
4261
4262         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4263                                        G_CALLBACK(summary_tree_expanded), summaryview);
4264         gtk_clist_freeze(GTK_CLIST(ctree));
4265
4266         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4267         while (node) {
4268                 next = GTK_CTREE_ROW(node)->sibling;
4269
4270                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4271
4272                 parent = NULL;
4273
4274                 if (msginfo && msginfo->inreplyto) {
4275                         parent = g_hash_table_lookup(summaryview->msgid_table,
4276                                                      msginfo->inreplyto);
4277
4278                         if (!parent && msginfo->references) {
4279                                 for (reflist = msginfo->references;
4280                                      reflist != NULL; reflist = reflist->next)
4281                                         if ((parent = g_hash_table_lookup
4282                                                 (summaryview->msgid_table,
4283                                                  reflist->data)))
4284                                                 break;
4285                         }
4286                 }
4287
4288                 if (prefs_common.thread_by_subject && parent == NULL) {
4289                         parent = subject_table_lookup
4290                                 (summaryview->subject_table,
4291                                  msginfo->subject);
4292                 }
4293
4294                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4295                         gtk_ctree_move(ctree, node, parent, NULL);
4296                 }
4297
4298                 node = next;
4299         }
4300
4301         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4302
4303         gtk_clist_thaw(GTK_CLIST(ctree));
4304         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4305                                          G_CALLBACK(summary_tree_expanded), summaryview);
4306
4307         debug_print("done.\n");
4308         STATUSBAR_POP(summaryview->mainwin);
4309         main_window_cursor_normal(summaryview->mainwin);
4310
4311         summaryview->threaded = TRUE;
4312
4313         summary_unlock(summaryview);
4314 }
4315
4316 static void summary_thread_init(SummaryView *summaryview)
4317 {
4318         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4319         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4320         GtkCTreeNode *next;
4321         START_TIMING("summary_thread_init");
4322         if (!summaryview->thread_collapsed) {
4323                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4324                                        G_CALLBACK(summary_tree_expanded), summaryview);
4325                 while (node) {
4326                         next = GTK_CTREE_ROW(node)->sibling;
4327                         if (GTK_CTREE_ROW(node)->children)
4328                                 gtk_ctree_expand_recursive(ctree, node);
4329                         node = next;
4330                 }
4331                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4332                                        G_CALLBACK(summary_tree_expanded), summaryview);
4333         }
4334         END_TIMING();
4335 }
4336
4337 static void summary_unthread_for_exec(SummaryView *summaryview)
4338 {
4339         GtkCTreeNode *node;
4340         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4341
4342         debug_print("Unthreading for execution...");
4343
4344         START_LONG_OPERATION(summaryview);
4345
4346         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4347              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4348                 summary_unthread_for_exec_func(ctree, node, summaryview);
4349         }
4350
4351         END_LONG_OPERATION(summaryview);
4352
4353         debug_print("done.\n");
4354 }
4355
4356 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4357                                            gpointer data)
4358 {
4359         MsgInfo *msginfo;
4360         GtkCTreeNode *top_parent;
4361         GtkCTreeNode *child;
4362         GtkCTreeNode *sibling;
4363         SummaryView * summaryview = (SummaryView *)data;
4364         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4365
4366         if (!msginfo ||
4367             (!MSG_IS_MOVE(msginfo->flags) &&
4368              !MSG_IS_DELETED(msginfo->flags)))
4369                 return;
4370         child = GTK_CTREE_ROW(node)->children;
4371         if (!child) return;
4372
4373         if (node == summaryview->selected)
4374                 summaryview->selected = NULL;
4375         if (node == summaryview->displayed)
4376                 summaryview->displayed = NULL;
4377
4378         for (top_parent = node;
4379              GTK_CTREE_ROW(top_parent)->parent != NULL;
4380              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4381                 ;
4382         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4383
4384         GTK_SCTREE(ctree)->sorting = TRUE;
4385         while (child != NULL) {
4386                 GtkCTreeNode *next_child;
4387                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4388
4389                 next_child = GTK_CTREE_ROW(child)->sibling;
4390
4391                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4392                         gtk_ctree_move(ctree, child,
4393                                 NULL,
4394                                 sibling);
4395                 } else {
4396                         if (child == summaryview->displayed) {
4397                                 messageview_clear(summaryview->messageview);
4398                                 summaryview->displayed = NULL;
4399                         }
4400                         if (child == summaryview->selected) {
4401                                 messageview_clear(summaryview->messageview);
4402                                 summaryview->selected = NULL;
4403                         }
4404                 }
4405                 child = next_child;
4406         }
4407         GTK_SCTREE(ctree)->sorting = FALSE;
4408 }
4409
4410 void summary_expand_threads(SummaryView *summaryview)
4411 {
4412         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4413         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4414
4415         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4416                                        G_CALLBACK(summary_tree_expanded), summaryview);
4417         gtk_clist_freeze(GTK_CLIST(ctree));
4418
4419         while (node) {
4420                 if (GTK_CTREE_ROW(node)->children) {
4421                         gtk_ctree_expand(ctree, node);
4422                         summary_set_row_marks(summaryview, node);
4423                 }
4424                 node = GTK_CTREE_NODE_NEXT(node);
4425         }
4426
4427         gtk_clist_thaw(GTK_CLIST(ctree));
4428         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4429                                          G_CALLBACK(summary_tree_expanded), summaryview);
4430
4431         summaryview->thread_collapsed = FALSE;
4432
4433         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4434 }
4435
4436 void summary_collapse_threads(SummaryView *summaryview)
4437 {
4438         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4439         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4440
4441         gtk_clist_freeze(GTK_CLIST(ctree));
4442
4443         while (node) {
4444                 if (GTK_CTREE_ROW(node)->children)
4445                         gtk_ctree_collapse(ctree, node);
4446                 node = GTK_CTREE_ROW(node)->sibling;
4447         }
4448
4449         gtk_clist_thaw(GTK_CLIST(ctree));
4450
4451         summaryview->thread_collapsed = TRUE;
4452
4453         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4454 }
4455
4456 void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4457 {
4458         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4459 }
4460
4461 gboolean summary_filter_get_mode(void)
4462 /* ask what to do w/ them: skip them, apply them regardless to the account,
4463    use the current account */
4464 {
4465         /* TODO: eventually also propose to use the current folder's default account,
4466            if it is set */
4467         /* TODO: eventually allow to select the account to use from a optmenu */
4468
4469         GtkWidget *vbox;
4470         GtkWidget *account_rules_skip;
4471         GtkWidget *account_rules_force;
4472         GtkWidget *account_rules_user_current;
4473         AlertValue val;
4474
4475         vbox = gtk_vbox_new (FALSE, 0);
4476
4477         account_rules_skip = gtk_radio_button_new_with_label
4478                                                         (NULL, _("Skip these rules"));
4479         account_rules_force = gtk_radio_button_new_with_label_from_widget
4480                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4481                                                         _("Apply these rules regardless of the account they belong to"));
4482         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4483                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4484                                                         _("Use current account for these rules"));
4485         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4486         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4487         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4488         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4489                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4490                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4491         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4492                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4493                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4494         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4495                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4496                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4497         switch (prefs_common.apply_per_account_filtering_rules) {
4498         case FILTERING_ACCOUNT_RULES_SKIP:
4499                 gtk_toggle_button_set_active(
4500                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4501                 break;
4502         case FILTERING_ACCOUNT_RULES_FORCE:
4503                 gtk_toggle_button_set_active(
4504                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4505                 break;
4506         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4507                 gtk_toggle_button_set_active(
4508                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4509                 break;
4510         }
4511
4512         val = alertpanel_with_widget(
4513                         _("Filtering"),
4514                         _("There are some filtering rules that belong to an account.\n"
4515                           "Please choose what to do with these rules:"),
4516                         _("_Filter"), _("_Cancel"), NULL, TRUE, vbox);
4517         if ((val & ~G_ALERTDISABLE) != G_ALERTDEFAULT) {
4518                 return FALSE;
4519         } else if (val & G_ALERTDISABLE)
4520                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4521
4522         return TRUE;
4523 }
4524
4525 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4526 {
4527         GSList *mlist = NULL, *cur_list;
4528         summary_lock(summaryview);
4529
4530         /* are there any per-account filtering rules? */
4531         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4532                 filtering_peek_per_account_rules(filtering_rules)) {
4533
4534                 if (summary_filter_get_mode() == FALSE) {
4535                         summary_unlock(summaryview);
4536                         return;
4537                 }
4538         }
4539
4540         folder_item_update_freeze();
4541
4542         debug_print("filtering...");
4543         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4544         main_window_cursor_wait(summaryview->mainwin);
4545
4546         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4547
4548         if (selected_only) {
4549                 GList *cur;
4550
4551                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4552                      cur != NULL && cur->data != NULL; cur = cur->next) {
4553                         mlist = g_slist_prepend(mlist,
4554                                  procmsg_msginfo_new_ref(
4555                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4556                 }
4557                 mlist = g_slist_reverse(mlist);
4558         } else {
4559                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4560         }
4561         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4562                 summary_filter_func((MsgInfo *)cur_list->data);
4563         }
4564         filtering_move_and_copy_msgs(mlist);
4565         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4566                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4567         }
4568         g_slist_free(mlist);
4569
4570         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4571
4572         folder_item_update_thaw();
4573         debug_print("done.\n");
4574         STATUSBAR_POP(summaryview->mainwin);
4575         main_window_cursor_normal(summaryview->mainwin);
4576
4577         summary_unlock(summaryview);
4578
4579         /*
4580          * CLAWS: summary_show() only valid after having a lock. ideally
4581          * we want the lock to be context aware...
4582          */
4583         summary_show(summaryview, summaryview->folder_item);
4584 }
4585
4586 static void summary_filter_func(MsgInfo *msginfo)
4587 {
4588         MailFilteringData mail_filtering_data;
4589
4590         mail_filtering_data.msginfo = msginfo;
4591         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4592                 return;
4593
4594         filter_message_by_msginfo(filtering_rules, msginfo, NULL);
4595 }
4596
4597 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4598                                  PrefsFilterType type, gint processing_rule)
4599 {
4600         gchar *header = NULL;
4601         gchar *key = NULL;
4602
4603         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4604
4605         if (processing_rule) {
4606                 if (item == NULL)
4607                         prefs_filtering_open(&pre_global_processing,
4608                                              _("Processing rules to apply before folder rules"),
4609                                              MANUAL_ANCHOR_PROCESSING,
4610                                              header, key, FALSE);
4611                 else
4612                         prefs_filtering_open(&item->prefs->processing,
4613                                              _("Processing configuration"),
4614                                              MANUAL_ANCHOR_PROCESSING,
4615                                              header, key, FALSE);
4616         }
4617         else {
4618                 prefs_filtering_open(&filtering_rules,
4619                                 _("Filtering configuration"),
4620                                 MANUAL_ANCHOR_FILTERING,
4621                                 header, key, TRUE);
4622         }
4623
4624         g_free(header);
4625         g_free(key);
4626 }
4627
4628 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4629                          gint processing_rule)
4630 {
4631         MsgInfo *msginfo;
4632         FolderItem * item;
4633
4634         if (!summaryview->selected) return;
4635
4636         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4637                                               summaryview->selected);
4638         if (!msginfo) return;
4639
4640         item = summaryview->folder_item;
4641         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4642 }
4643
4644 /* color label */
4645
4646 #define N_COLOR_LABELS colorlabel_get_color_count()
4647
4648 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4649                                                      gpointer data)
4650 {
4651         guint color = GPOINTER_TO_UINT(data);
4652         SummaryView *summaryview;
4653
4654         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4655         g_return_if_fail(summaryview != NULL);
4656
4657         /* "dont_toggle" state set? */
4658         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4659                                 "dont_toggle"))
4660                 return;
4661
4662         summary_set_colorlabel(summaryview, color, NULL);
4663 }
4664
4665 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4666  * for the messsage; not the color index */
4667 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4668                                   guint labelcolor)
4669 {
4670         GdkColor color;
4671         GtkStyle *style, *prev_style, *ctree_style;
4672         MsgInfo *msginfo;
4673         gint color_index;
4674
4675         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4676         g_return_if_fail(msginfo);
4677
4678         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4679         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4680         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4681
4682         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4683                 if (!prev_style) return;
4684                 style = gtk_style_copy(prev_style);
4685                 color = ctree_style->fg[GTK_STATE_NORMAL];
4686                 style->fg[GTK_STATE_NORMAL] = color;
4687                 color = ctree_style->fg[GTK_STATE_SELECTED];
4688                 style->fg[GTK_STATE_SELECTED] = color;
4689         } else {
4690                 if (prev_style)
4691                         style = gtk_style_copy(prev_style);
4692                 else
4693                         style = gtk_style_copy(ctree_style);
4694                 color = colorlabel_get_color(color_index);
4695                 style->fg[GTK_STATE_NORMAL] = color;
4696                 /* get the average of label color and selected fg color
4697                    for visibility */
4698                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4699                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4700                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4701         }
4702
4703         gtk_ctree_node_set_row_style(ctree, node, style);
4704         gtk_style_unref(style);
4705 }
4706
4707 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4708 {
4709         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4710         MsgInfo *msginfo;
4711
4712         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4713         g_return_if_fail(msginfo);
4714
4715         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4716                                         MSG_CLABEL_FLAG_MASK, 0);
4717         summary_set_row_marks(summaryview, row);
4718 }
4719
4720 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4721                             GtkWidget *widget)
4722 {
4723         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4724         GList *cur;
4725
4726         START_LONG_OPERATION(summaryview);
4727
4728         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4729                 summary_set_row_colorlabel(summaryview,
4730                                            GTK_CTREE_NODE(cur->data), labelcolor);
4731         END_LONG_OPERATION(summaryview);
4732 }
4733
4734 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4735                                                           gpointer data)
4736 {
4737         SummaryView *summaryview;
4738         GtkMenuShell *menu;
4739         GtkCheckMenuItem **items;
4740         gint n;
4741         GList *cur, *sel;
4742
4743         summaryview = (SummaryView *)data;
4744         g_return_if_fail(summaryview != NULL);
4745
4746         sel = GTK_CLIST(summaryview->ctree)->selection;
4747         if (!sel) return;
4748
4749         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4750
4751         g_return_if_fail(menu != NULL);
4752
4753         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4754
4755         /* NOTE: don't return prematurely because we set the "dont_toggle"
4756          * state for check menu items */
4757         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4758                           GINT_TO_POINTER(1));
4759
4760         /* clear items. get item pointers. */
4761         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4762                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4763                         gtk_check_menu_item_set_active
4764                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4765                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4766                         n++;
4767                 }
4768         }
4769
4770         if (n == (N_COLOR_LABELS + 1)) {
4771                 /* iterate all messages and set the state of the appropriate
4772                  * items */
4773                 for (; sel != NULL; sel = sel->next) {
4774                         MsgInfo *msginfo;
4775                         gint clabel;
4776
4777                         msginfo = gtk_ctree_node_get_row_data
4778                                 (GTK_CTREE(summaryview->ctree),
4779                                  GTK_CTREE_NODE(sel->data));
4780                         if (msginfo) {
4781                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4782                                 if (!items[clabel]->active)
4783                                         gtk_check_menu_item_set_active
4784                                                 (items[clabel], TRUE);
4785                         }
4786                 }
4787         } else
4788                 g_warning("invalid number of color elements (%d)\n", n);
4789
4790         /* reset "dont_toggle" state */
4791         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4792                           GINT_TO_POINTER(0));
4793 }
4794
4795 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4796 {
4797         GtkWidget *label_menuitem;
4798         GtkWidget *menu;
4799         GtkWidget *item;
4800         gint i;
4801
4802         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4803                                                    "/Color label");
4804         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4805                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4806                            summaryview);
4807         gtk_widget_show(label_menuitem);
4808
4809         menu = gtk_menu_new();
4810
4811         /* create sub items. for the menu item activation callback we pass the
4812          * index of label_colors[] as data parameter. for the None color we
4813          * pass an invalid (high) value. also we attach a data pointer so we
4814          * can always get back the SummaryView pointer. */
4815
4816         item = gtk_check_menu_item_new_with_label(_("None"));
4817         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4818         g_signal_connect(G_OBJECT(item), "activate",
4819                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4820                            GUINT_TO_POINTER(0));
4821         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4822         gtk_widget_show(item);
4823
4824         gtk_widget_add_accelerator(item, "activate",
4825                                    summaryview->popupfactory->accel_group,
4826                                    GDK_0, GDK_CONTROL_MASK,
4827                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
4828
4829         item = gtk_menu_item_new();
4830         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4831         gtk_widget_show(item);
4832
4833         /* create pixmap/label menu items */
4834         for (i = 0; i < N_COLOR_LABELS; i++) {
4835                 item = colorlabel_create_check_color_menu_item(
4836                         i, refresh, SUMMARY_COLORMENU);
4837                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4838                 g_signal_connect(G_OBJECT(item), "activate",
4839                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4840                                  GUINT_TO_POINTER(i + 1));
4841                 g_object_set_data(G_OBJECT(item), "summaryview",
4842                                   summaryview);
4843                 gtk_widget_show(item);
4844         }
4845
4846         gtk_widget_show(menu);
4847         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4848         summaryview->colorlabel_menu = menu;
4849 }
4850
4851 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
4852 {
4853         SummaryView *summaryview = (SummaryView *)data;
4854         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4855
4856         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4857                        NULL, NULL, 0, gtk_get_current_event_time());
4858         return TRUE;
4859 }
4860
4861 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4862 {
4863         GtkWidget *ctree;
4864         gint *col_pos = summaryview->col_pos;
4865         SummaryColumnState *col_state;
4866         gchar *titles[N_SUMMARY_COLS];
4867         SummaryColumnType type;
4868         gint pos;
4869
4870         memset(titles, 0, sizeof(titles));
4871
4872         col_state = prefs_summary_column_get_config();
4873         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4874                 summaryview->col_state[pos] = col_state[pos];
4875                 type = col_state[pos].type;
4876                 col_pos[type] = pos;
4877                 titles[pos] = "dummy";
4878         }
4879         col_state = summaryview->col_state;
4880
4881         ctree = gtk_sctree_new_with_titles
4882                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4883
4884         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4885         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4886                                            GTK_JUSTIFY_CENTER);
4887         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4888                                            GTK_JUSTIFY_CENTER);
4889         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4890                                            GTK_JUSTIFY_CENTER);
4891         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4892                                            GTK_JUSTIFY_CENTER);
4893         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4894                                            GTK_JUSTIFY_RIGHT);
4895         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4896                                            GTK_JUSTIFY_RIGHT);
4897         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4898                                            GTK_JUSTIFY_RIGHT);
4899         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4900                                    SUMMARY_COL_MARK_WIDTH);
4901         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4902                                    SUMMARY_COL_STATUS_WIDTH);
4903         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4904                                    SUMMARY_COL_LOCKED_WIDTH);
4905         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4906                                    SUMMARY_COL_MIME_WIDTH);
4907         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4908                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4909         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4910                                    prefs_common.summary_col_size[S_COL_FROM]);
4911         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4912                                    prefs_common.summary_col_size[S_COL_TO]);
4913         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4914                                    prefs_common.summary_col_size[S_COL_DATE]);
4915         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4916                                    prefs_common.summary_col_size[S_COL_SIZE]);
4917         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4918                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4919         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4920                                    prefs_common.summary_col_size[S_COL_SCORE]);
4921         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4922         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4923                                      GTK_CTREE_EXPANDER_SQUARE);
4924         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4925         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4926
4927         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4928                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4929                                        GTK_CAN_FOCUS);
4930                 gtk_clist_set_column_visibility
4931                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4932         }
4933
4934         /* connect signal to the buttons for sorting */
4935 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4936         g_signal_connect \
4937                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4938                  "clicked", \
4939                  G_CALLBACK(func), \
4940                  summaryview)
4941
4942         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4943         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4944         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4945         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4946         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4947         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4948         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4949         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4950         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4951         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4952         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4953
4954 #undef CLIST_BUTTON_SIGNAL_CONNECT
4955
4956         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4957                          G_CALLBACK(summary_selected), summaryview);
4958         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4959                          G_CALLBACK(summary_unselected), summaryview);
4960         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4961                          G_CALLBACK(summary_button_pressed),
4962                          summaryview);
4963         g_signal_connect(G_OBJECT(ctree), "popup-menu",
4964                          G_CALLBACK(summary_popup_menu), summaryview);
4965         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4966                          G_CALLBACK(summary_button_released),
4967                          summaryview);
4968         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4969                          G_CALLBACK(summary_key_pressed), summaryview);
4970         g_signal_connect(G_OBJECT(ctree), "resize_column",
4971                          G_CALLBACK(summary_col_resized), summaryview);
4972         g_signal_connect(G_OBJECT(ctree), "open_row",
4973                          G_CALLBACK(summary_open_row), summaryview);
4974
4975         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4976                                G_CALLBACK(summary_tree_expanded),
4977                                summaryview);
4978         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4979                                G_CALLBACK(summary_tree_collapsed),
4980                                summaryview);
4981
4982         g_signal_connect(G_OBJECT(ctree), "start_drag",
4983                          G_CALLBACK(summary_start_drag),
4984                          summaryview);
4985         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4986                          G_CALLBACK(summary_drag_data_get),
4987                          summaryview);
4988
4989         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
4990                           summary_drag_types, 2,
4991                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
4992
4993         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
4994                          G_CALLBACK(summary_drag_data_received),
4995                          summaryview);
4996
4997         g_signal_connect(G_OBJECT(ctree), "drag_motion",
4998                          G_CALLBACK(summary_drag_motion_cb),
4999                          summaryview);
5000
5001         return ctree;
5002 }
5003
5004 void summary_set_column_order(SummaryView *summaryview)
5005 {
5006         GtkWidget *ctree;
5007         GtkWidget *scrolledwin = summaryview->scrolledwin;
5008         FolderItem *item;
5009         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5010         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5011
5012         item = summaryview->folder_item;
5013
5014         summary_clear_all(summaryview);
5015         gtk_widget_destroy(summaryview->ctree);
5016
5017         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5018         summary_set_fonts(summaryview);
5019         summary_set_column_titles(summaryview);
5020         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5021                                             GTK_CLIST(ctree)->hadjustment);
5022         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5023                                             GTK_CLIST(ctree)->vadjustment);
5024         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5025         gtk_widget_show(ctree);
5026
5027         summary_show(summaryview, item);
5028
5029         summary_select_by_msgnum(summaryview, selected_msgnum);
5030
5031         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5032         summaryview->last_displayed = summaryview->displayed;
5033         if (!summaryview->displayed)
5034                 messageview_clear(summaryview->messageview);
5035         else
5036                 summary_redisplay_msg(summaryview);
5037 }
5038
5039
5040 /* callback functions */
5041
5042 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5043                                    SummaryView *summaryview)
5044 {
5045         if (event)
5046                 summary_toggle_view(summaryview);
5047         return TRUE;
5048 }
5049
5050 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5051                                        SummaryView *summaryview)
5052 {
5053         if (!event) return FALSE;
5054
5055         if (event->button == 3) {
5056                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5057                 /* right clicked */
5058                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5059                                NULL, NULL, event->button, event->time);
5060         } else if (event->button == 2) {
5061                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5062         } else if (event->button == 1) {
5063                 if (!prefs_common.emulate_emacs &&
5064                     messageview_is_visible(summaryview->messageview))
5065                         summaryview->display_msg = TRUE;
5066         }
5067
5068         return FALSE;
5069 }
5070
5071 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5072                                         SummaryView *summaryview)
5073 {
5074         return FALSE;
5075 }
5076
5077 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5078 {
5079         return summary_key_pressed(summaryview->ctree, event, summaryview);
5080 }
5081
5082 #define BREAK_ON_MODIFIER_KEY() \
5083         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5084
5085 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5086                                     SummaryView *summaryview)
5087 {
5088         GtkCTree *ctree = GTK_CTREE(widget);
5089         GtkCTreeNode *node;
5090         MessageView *messageview;
5091         TextView *textview;
5092         GtkAdjustment *adj;
5093         gboolean mod_pressed;
5094
5095         if (summary_is_locked(summaryview)) return TRUE;
5096         if (!event) return TRUE;
5097
5098         if (quicksearch_has_focus(summaryview->quicksearch))
5099                 return FALSE;
5100
5101         switch (event->keyval) {
5102         case GDK_Left:          /* Move focus */
5103                 adj = gtk_scrolled_window_get_hadjustment
5104                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5105                 if (adj->lower != adj->value)
5106                         break;
5107                 /* FALLTHROUGH */
5108         case GDK_Escape:
5109                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5110                 return TRUE;
5111         case GDK_Home:
5112         case GDK_End:
5113                 if ((node = summaryview->selected) != NULL) {
5114                         GtkCTreeNode *next = NULL;
5115                         next = (event->keyval == GDK_Home)
5116                                         ? gtk_ctree_node_nth(ctree, 0)
5117                                         : gtk_ctree_node_nth(ctree,
5118                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5119                         if (next) {
5120                                 gtk_sctree_select_with_state
5121                                         (GTK_SCTREE(ctree), next, event->state);
5122
5123                                 /* Deprecated - what are the non-deprecated equivalents? */
5124                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5125                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5126                                 summaryview->selected = next;
5127                         }
5128                 }
5129                 return TRUE;
5130         default:
5131                 break;
5132         }
5133
5134         if (!summaryview->selected) {
5135                 node = gtk_ctree_node_nth(ctree, 0);
5136                 if (node)
5137                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5138                 else
5139                         return TRUE;
5140         }
5141
5142         messageview = summaryview->messageview;
5143         textview = messageview->mimeview->textview;
5144
5145         mod_pressed =
5146                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5147
5148         switch (event->keyval) {
5149         case GDK_space:         /* Page down or go to the next */
5150                 if (event->state & GDK_SHIFT_MASK)
5151                         textview_scroll_page(textview, TRUE);
5152                 else {
5153                         if (summaryview->displayed != summaryview->selected) {
5154                                 summary_display_msg(summaryview,
5155                                                     summaryview->selected);
5156                                 break;
5157                         }
5158                         if (mod_pressed) {
5159                                 if (!textview_scroll_page(textview, TRUE))
5160                                         summary_select_prev_unread(summaryview);
5161                         } else {
5162                                 if (!textview_scroll_page(textview, FALSE))
5163                                         summary_select_next_unread(summaryview);
5164                         }
5165                 }
5166                 break;
5167         case GDK_BackSpace:     /* Page up */
5168                 textview_scroll_page(textview, TRUE);
5169                 break;
5170         case GDK_Return:        /* Scroll up/down one line */
5171                 if (summaryview->displayed != summaryview->selected) {
5172                         summary_display_msg(summaryview,
5173                                             summaryview->selected);
5174                         break;
5175                 }
5176                 textview_scroll_one_line(textview, mod_pressed);
5177                 break;
5178         case GDK_Delete:
5179                 BREAK_ON_MODIFIER_KEY();
5180                 summary_delete_trash(summaryview);
5181                 break;
5182         case GDK_y:
5183         case GDK_t:
5184         case GDK_l:
5185         case GDK_c:
5186                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5187                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5188                                        "key_press_event");
5189                         mimeview_pass_key_press_event(messageview->mimeview,
5190                                                       event);
5191                         break;
5192                 }
5193         default:
5194                 break;
5195         }
5196         return FALSE;
5197 }
5198
5199 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5200 {
5201         SummaryView *summaryview = data;
5202
5203         summary_show(summaryview, summaryview->folder_item);
5204 }
5205
5206 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5207 {
5208         SummaryView *summaryview = (SummaryView *)data;
5209
5210         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5211                 prefs_common.show_searchbar = TRUE;
5212                 quicksearch_show(summaryview->quicksearch);
5213         } else {
5214                 prefs_common.show_searchbar = FALSE;
5215                 quicksearch_hide(summaryview->quicksearch);
5216         }
5217 }
5218
5219 void summaryview_activate_quicksearch(SummaryView *summaryview)
5220 {
5221         gtk_toggle_button_set_active(
5222                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5223                 TRUE);
5224         quicksearch_show(summaryview->quicksearch);
5225 }
5226
5227 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5228 {
5229         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5230                 summary_reedit(summaryview);
5231         else
5232                 summary_open_msg(summaryview);
5233
5234         summaryview->display_msg = FALSE;
5235 }
5236
5237 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5238                                   SummaryView *summaryview)
5239 {
5240         summary_set_row_marks(summaryview, node);
5241         if (prefs_common.bold_unread) {
5242                 while (node) {
5243                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5244                         if (GTK_CTREE_ROW(node)->children)
5245                                 summary_set_row_marks(summaryview, node);
5246                         node = next;
5247                 }
5248         }
5249 }
5250
5251 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5252                                    SummaryView *summaryview)
5253 {
5254         summary_set_row_marks(summaryview, node);
5255 }
5256
5257 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5258                                gint column, SummaryView *summaryview)
5259 {
5260         if (summary_is_locked(summaryview)
5261         ||  GTK_SCTREE(ctree)->selecting_range) {
5262                 return;
5263         }
5264
5265         summary_status_show(summaryview);
5266 }
5267
5268 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5269                              gint column, SummaryView *summaryview)
5270 {
5271         MsgInfo *msginfo;
5272         gboolean marked_unread = FALSE;
5273
5274         if (summary_is_locked(summaryview)
5275         ||  GTK_SCTREE(ctree)->selecting_range) {
5276                 return;
5277         }
5278
5279         summary_status_show(summaryview);
5280
5281         if (GTK_CLIST(ctree)->selection &&
5282             GTK_CLIST(ctree)->selection->next) {
5283                 summaryview->display_msg = FALSE;
5284                 summary_set_menu_sensitive(summaryview);
5285                 toolbar_main_set_sensitive(summaryview->mainwin);
5286                 return;
5287         }
5288
5289         summaryview->selected = row;
5290
5291         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5292         g_return_if_fail(msginfo != NULL);
5293
5294         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5295         toolbar_set_learn_button
5296                 (summaryview->mainwin->toolbar,
5297                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5298
5299         switch (column < 0 ? column : summaryview->col_state[column].type) {
5300         case S_COL_MARK:
5301                 if (!MSG_IS_DELETED(msginfo->flags) &&
5302                     !MSG_IS_MOVE(msginfo->flags) &&
5303                     !MSG_IS_COPY(msginfo->flags)) {
5304                         if (MSG_IS_MARKED(msginfo->flags)) {
5305                                 summary_unmark_row(summaryview, row);
5306                         } else {
5307                                 summary_mark_row(summaryview, row);
5308                         }
5309                 }
5310                 break;
5311         case S_COL_STATUS:
5312                 if (MSG_IS_UNREAD(msginfo->flags)) {
5313                         summary_mark_row_as_read(summaryview, row);
5314                         summary_status_show(summaryview);
5315                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5316                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5317                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5318                                 else
5319                                         log_error(_("An error happened while learning.\n"));
5320                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5321                          !MSG_IS_FORWARDED(msginfo->flags)) {
5322                         marked_unread = TRUE;
5323                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5324                         summary_find_answers(summaryview, msginfo);
5325                         return;
5326                 }
5327                 break;
5328         case S_COL_LOCKED:
5329                 if (MSG_IS_LOCKED(msginfo->flags)) {
5330                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5331                         summary_set_row_marks(summaryview, row);
5332                 }
5333                 else
5334                         summary_lock_row(summaryview, row);
5335                 break;
5336         default:
5337                 break;
5338         }
5339
5340         if (summaryview->display_msg ||
5341             (prefs_common.always_show_msg &&
5342              messageview_is_visible(summaryview->messageview))) {
5343                 summaryview->display_msg = FALSE;
5344                 if (summaryview->displayed != row) {
5345                         summary_display_msg(summaryview, row);
5346                         if (marked_unread) {
5347                                 summary_mark_row_as_unread(summaryview, row);
5348                                 summary_status_show(summaryview);
5349                         }
5350                         return;
5351                 }
5352         }
5353
5354         if (marked_unread) {
5355                 summary_mark_row_as_unread(summaryview, row);
5356                 summary_status_show(summaryview);
5357         }
5358
5359         summary_set_menu_sensitive(summaryview);
5360         toolbar_main_set_sensitive(summaryview->mainwin);
5361 }
5362
5363 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5364                                 SummaryView *summaryview)
5365 {
5366         SummaryColumnType type = summaryview->col_state[column].type;
5367
5368         prefs_common.summary_col_size[type] = width;
5369 }
5370
5371
5372 /*
5373  * \brief get List of msginfo selected in SummaryView
5374  *
5375  * \param summaryview
5376  *
5377  * \return GSList holding MsgInfo
5378  */
5379 GSList *summary_get_selection(SummaryView *summaryview)
5380 {
5381         GList *sel = NULL;
5382         GSList *msginfo_list = NULL;
5383
5384         g_return_val_if_fail(summaryview != NULL, NULL);
5385
5386         sel = GTK_CLIST(summaryview->ctree)->selection;
5387
5388         g_return_val_if_fail(sel != NULL, NULL);
5389
5390         for ( ; sel != NULL; sel = sel->next)
5391                 msginfo_list =
5392                         g_slist_prepend(msginfo_list,
5393                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5394                                                                    GTK_CTREE_NODE(sel->data)));
5395         return g_slist_reverse(msginfo_list);
5396 }
5397
5398 static void summary_reply_cb(SummaryView *summaryview, guint action,
5399                              GtkWidget *widget)
5400 {
5401         MessageView *msgview = (MessageView*)summaryview->messageview;
5402         GSList *msginfo_list;
5403
5404         g_return_if_fail(msgview != NULL);
5405
5406         msginfo_list = summary_get_selection(summaryview);
5407         g_return_if_fail(msginfo_list != NULL);
5408         compose_reply_from_messageview(msgview, msginfo_list, action);
5409         g_slist_free(msginfo_list);
5410 }
5411
5412 static void summary_show_all_header_cb(SummaryView *summaryview,
5413                                        guint action, GtkWidget *widget)
5414 {
5415         summaryview->messageview->all_headers =
5416                         GTK_CHECK_MENU_ITEM(widget)->active;
5417         summary_display_msg_selected(summaryview,
5418                                      GTK_CHECK_MENU_ITEM(widget)->active);
5419 }
5420
5421 static void summary_add_address_cb(SummaryView *summaryview,
5422                                    guint action, GtkWidget *widget)
5423 {
5424         summary_add_address(summaryview);
5425 }
5426
5427 static void summary_create_filter_cb(SummaryView *summaryview,
5428                                      guint action, GtkWidget *widget)
5429 {
5430         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5431 }
5432
5433 static void summary_create_processing_cb(SummaryView *summaryview,
5434                                          guint action, GtkWidget *widget)
5435 {
5436         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5437 }
5438
5439 static void summary_sort_by_column_click(SummaryView *summaryview,
5440                                          FolderSortKey sort_key)
5441 {
5442         GtkCTreeNode *node = NULL;
5443         START_TIMING("summary_sort_by_column_click");
5444         if (summaryview->sort_key == sort_key)
5445                 summary_sort(summaryview, sort_key,
5446                              summaryview->sort_type == SORT_ASCENDING
5447                              ? SORT_DESCENDING : SORT_ASCENDING);
5448         else
5449                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5450
5451         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5452
5453         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
5454         if (prefs_common.bold_unread) {
5455                 while (node) {
5456                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5457                         if (GTK_CTREE_ROW(node)->children)
5458                                 summary_set_row_marks(summaryview, node);
5459                         node = next;
5460                 }
5461         }
5462         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
5463         END_TIMING();
5464 }
5465
5466 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5467 {
5468         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5469 }
5470
5471 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5472 {
5473         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5474 }
5475
5476 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5477 {
5478         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5479 }
5480
5481 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5482 {
5483         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5484 }
5485
5486 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5487 {
5488         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5489 }
5490
5491 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5492 {
5493         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5494 }
5495
5496 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5497 {
5498         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5499                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5500         else
5501                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5502 }
5503
5504 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5505 {
5506         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5507                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5508         else
5509                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5510 }
5511
5512 static void summary_subject_clicked(GtkWidget *button,
5513                                     SummaryView *summaryview)
5514 {
5515         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5516 }
5517
5518 static void summary_score_clicked(GtkWidget *button,
5519                                   SummaryView *summaryview)
5520 {
5521         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5522 }
5523
5524 static void summary_locked_clicked(GtkWidget *button,
5525                                    SummaryView *summaryview)
5526 {
5527         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5528 }
5529
5530 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5531                                SummaryView *summaryview)
5532 {
5533         GdkDragContext *context;
5534
5535         g_return_if_fail(summaryview != NULL);
5536         g_return_if_fail(summaryview->folder_item != NULL);
5537         g_return_if_fail(summaryview->folder_item->folder != NULL);
5538         if (summaryview->selected == NULL) return;
5539
5540         context = gtk_drag_begin(widget, summaryview->target_list,
5541                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5542         gtk_drag_set_icon_default(context);
5543 }
5544
5545 static void summary_drag_data_get(GtkWidget        *widget,
5546                                   GdkDragContext   *drag_context,
5547                                   GtkSelectionData *selection_data,
5548                                   guint             info,
5549                                   guint             time,
5550                                   SummaryView      *summaryview)
5551 {
5552         if (info == TARGET_MAIL_URI_LIST) {
5553                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5554                 GList *cur;
5555                 MsgInfo *msginfo;
5556                 gchar *mail_list = NULL, *tmp1, *tmp2;
5557
5558                 for (cur = GTK_CLIST(ctree)->selection;
5559                      cur != NULL && cur->data != NULL; cur = cur->next) {
5560                         msginfo = gtk_ctree_node_get_row_data
5561                                 (ctree, GTK_CTREE_NODE(cur->data));
5562                         tmp2 = procmsg_get_message_file(msginfo);
5563                         if (!tmp2) continue;
5564                         if (msginfo->subject) {
5565                                 gchar *san_subject = g_strdup(msginfo->subject);
5566                                 gchar *dest = NULL;
5567                                 subst_for_filename(san_subject);
5568                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5569                                                 get_tmp_dir(),
5570                                                 G_DIR_SEPARATOR_S,
5571                                                 san_subject, msginfo->msgnum);
5572                                 g_free(san_subject);
5573                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5574                                 g_free(dest);
5575                                 dest = san_subject;
5576                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5577                                         g_free(tmp2);
5578                                         tmp2 = dest;
5579                                 }
5580                         }
5581                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5582                         g_free(tmp2);
5583
5584                         if (!mail_list) {
5585                                 mail_list = tmp1;
5586                         } else {
5587                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5588                                 g_free(mail_list);
5589                                 g_free(tmp1);
5590                                 mail_list = tmp2;
5591                         }
5592                 }
5593
5594                 if (mail_list != NULL) {
5595                         gtk_selection_data_set(selection_data,
5596                                                selection_data->target, 8,
5597                                                mail_list, strlen(mail_list));
5598                         g_free(mail_list);
5599                 }
5600         } else if (info == TARGET_DUMMY) {
5601                 if (GTK_CLIST(summaryview->ctree)->selection)
5602                         gtk_selection_data_set(selection_data,
5603                                                selection_data->target, 8,
5604                                                "Dummy-Summaryview",
5605                                                strlen("Dummy-Summaryview")+1);
5606         }
5607 }
5608
5609 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5610                                           GdkDragContext *context,
5611                                           gint            x,
5612                                           gint            y,
5613                                           guint           time,
5614                                           SummaryView    *summaryview)
5615 {
5616         FolderItem *item = summaryview->folder_item;
5617         if (!(item && item->folder && folder_item_parent(item) != NULL
5618                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5619                 gdk_drag_status(context, 0, time);
5620                 return FALSE;
5621         } else if (gtk_drag_get_source_widget(context) ==
5622                 mainwindow_get_mainwindow()->folderview->ctree) {
5623                 /* no folders */
5624                 gdk_drag_status(context, 0, time);
5625                 return FALSE;
5626         } else if (gtk_drag_get_source_widget(context) ==
5627                 summaryview->ctree) {
5628                 /* not from same folder */
5629                 gdk_drag_status(context, 0, time);
5630                 return FALSE;
5631         } else {
5632                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5633                 return TRUE;
5634         }
5635 }
5636
5637 static void summary_drag_data_received(GtkWidget        *widget,
5638                                         GdkDragContext   *drag_context,
5639                                         gint              x,
5640                                         gint              y,
5641                                         GtkSelectionData *data,
5642                                         guint             info,
5643                                         guint             time,
5644                                         SummaryView       *summaryview)
5645 {
5646         if (info == TARGET_MAIL_URI_LIST) {
5647                 FolderItem *item = summaryview->folder_item;
5648                 if (!item) {
5649                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5650                         return;
5651                 } else {
5652                         folderview_finish_dnd(data->data, drag_context, time, item);
5653                 }
5654         }
5655 }
5656
5657
5658 /* custom compare functions for sorting */
5659
5660 #define CMP_FUNC_DEF(func_name, val)                                     \
5661 static gint func_name(GtkCList *clist,                                   \
5662                       gconstpointer ptr1, gconstpointer ptr2)            \
5663 {                                                                        \
5664         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5665         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5666         if (!msginfo1 || !msginfo2)                                      \
5667                 return -1;                                               \
5668                                                                          \
5669         return (val);                                                    \
5670 }
5671
5672 CMP_FUNC_DEF(summary_cmp_by_mark,
5673              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5674 CMP_FUNC_DEF(summary_cmp_by_status,
5675              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5676 CMP_FUNC_DEF(summary_cmp_by_mime,
5677              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5678 CMP_FUNC_DEF(summary_cmp_by_label,
5679              MSG_GET_COLORLABEL(msginfo1->flags) -
5680              MSG_GET_COLORLABEL(msginfo2->flags))
5681 CMP_FUNC_DEF(summary_cmp_by_locked,
5682              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5683
5684 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5685 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5686 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5687
5688 #undef CMP_FUNC_DEF
5689
5690 static gint summary_cmp_by_subject(GtkCList *clist,
5691                                    gconstpointer ptr1,
5692                                    gconstpointer ptr2)
5693 {
5694         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5695         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5696
5697         if (!msginfo1->subject)
5698                 return (msginfo2->subject != NULL);
5699         if (!msginfo2->subject)
5700                 return -1;
5701
5702         return subject_compare_for_sort
5703                 (msginfo1->subject, msginfo2->subject);
5704 }
5705
5706 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5707                                 gconstpointer ptr2)
5708 {
5709         const gchar *str1, *str2;
5710         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5711         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5712         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5713
5714         g_return_val_if_fail(sv, -1);
5715
5716         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5717         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5718
5719         if (!str1)
5720                 return str2 != NULL;
5721
5722         if (!str2)
5723                 return -1;
5724
5725         return g_utf8_collate(str1, str2);
5726 }
5727
5728 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5729                                 gconstpointer ptr2)
5730 {
5731         const gchar *str1, *str2;
5732         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5733         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5734         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5735
5736         g_return_val_if_fail(sv, -1);
5737
5738         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5739         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5740
5741         if (!str1)
5742                 return str2 != NULL;
5743
5744         if (!str2)
5745                 return -1;
5746
5747         return g_utf8_collate(str1, str2);
5748 }
5749
5750 static gint summary_cmp_by_simplified_subject
5751         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5752 {
5753         const FolderItemPrefs *prefs;
5754         const gchar *str1, *str2;
5755         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5756         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5757         const MsgInfo *msginfo1 = r1->data;
5758         const MsgInfo *msginfo2 = r2->data;
5759         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5760
5761         g_return_val_if_fail(sv, -1);
5762         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5763
5764         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5765         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5766
5767         if (!str1)
5768                 return str2 != NULL;
5769
5770         if (!str2)
5771                 return -1;
5772
5773         prefs = msginfo1->folder->prefs;
5774         if (!prefs)
5775                 prefs = msginfo2->folder->prefs;
5776         if (!prefs)
5777                 return -1;
5778
5779         return subject_compare_for_sort(str1, str2);
5780 }
5781
5782 static gint summary_cmp_by_score(GtkCList *clist,
5783                                  gconstpointer ptr1, gconstpointer ptr2)
5784 {
5785         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5786         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5787         int diff;
5788
5789         /* if score are equal, sort by date */
5790
5791         diff = msginfo1->score - msginfo2->score;
5792         if (diff != 0)
5793                 return diff;
5794         else
5795                 return summary_cmp_by_date(clist, ptr1, ptr2);
5796 }
5797
5798 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5799 {
5800         SummaryView *summaryview = (SummaryView *) data;
5801         MsgInfo *msginfo;
5802
5803         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5804         g_return_if_fail(msginfo);
5805
5806         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5807
5808         summary_set_row_marks(summaryview, row);
5809         debug_print("Message %d is marked as ignore thread\n",
5810             msginfo->msgnum);
5811 }
5812
5813 static void summary_ignore_thread(SummaryView *summaryview)
5814 {
5815         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5816         GList *cur;
5817
5818         START_LONG_OPERATION(summaryview);
5819         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5820                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5821                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5822                                         summaryview);
5823
5824         END_LONG_OPERATION(summaryview);
5825
5826         summary_status_show(summaryview);
5827 }
5828
5829 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5830 {
5831         SummaryView *summaryview = (SummaryView *) data;
5832         MsgInfo *msginfo;
5833
5834         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5835         g_return_if_fail(msginfo);
5836
5837         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5838
5839         summary_set_row_marks(summaryview, row);
5840         debug_print("Message %d is marked as unignore thread\n",
5841             msginfo->msgnum);
5842 }
5843
5844 static void summary_unignore_thread(SummaryView *summaryview)
5845 {
5846         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5847         GList *cur;
5848
5849         START_LONG_OPERATION(summaryview);
5850         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5851                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5852                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5853                                         summaryview);
5854
5855         END_LONG_OPERATION(summaryview);
5856
5857         summary_status_show(summaryview);
5858 }
5859
5860 static void summary_check_ignore_thread_func
5861                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5862 {
5863         MsgInfo *msginfo;
5864         gint *found_ignore = (gint *) data;
5865
5866         if (*found_ignore) return;
5867         else {
5868                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5869                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
5870         }
5871 }
5872
5873 void summary_toggle_ignore_thread(SummaryView *summaryview)
5874 {
5875         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5876         GList *cur;
5877         gint found_ignore = 0;
5878
5879         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5880                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5881                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5882                                         &found_ignore);
5883
5884         if (found_ignore)
5885                 summary_unignore_thread(summaryview);
5886         else
5887                 summary_ignore_thread(summaryview);
5888 }
5889
5890 void summary_toggle_show_read_messages(SummaryView *summaryview)
5891 {
5892         FolderItemUpdateData source;
5893         if (summaryview->folder_item->hide_read_msgs)
5894                 summaryview->folder_item->hide_read_msgs = 0;
5895         else
5896                 summaryview->folder_item->hide_read_msgs = 1;
5897
5898         source.item = summaryview->folder_item;
5899         source.update_flags = F_ITEM_UPDATE_NAME;
5900         source.msg = NULL;
5901         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5902         summary_show(summaryview, summaryview->folder_item);
5903 }
5904
5905 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5906                                              guint action)
5907 {
5908         GtkWidget *widget;
5909
5910         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5911                                            "/View/Hide read messages");
5912         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5913                           GINT_TO_POINTER(1));
5914         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5915         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5916                           GINT_TO_POINTER(0));
5917 }
5918
5919 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5920 {
5921         GtkWidget *ctree = summaryview->ctree;
5922         GtkWidget *pixmap;
5923
5924         gtk_widget_destroy(summaryview->folder_pixmap);
5925
5926         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5927         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5928         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5929         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5930         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5931         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5932         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5933         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5934         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5935         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5936         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5937         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5938         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5939         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
5940
5941         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5942         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5943         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5944         gtk_widget_show(pixmap);
5945         summaryview->folder_pixmap = pixmap;
5946
5947         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5948         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5949                               summaryview->quick_search_pixmap);
5950         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5951         gtk_widget_show(pixmap);
5952         summaryview->quick_search_pixmap = pixmap;
5953
5954         folderview_unselect(summaryview->folderview);
5955         folderview_select(summaryview->folderview, summaryview->folder_item);
5956         summary_set_column_titles(summaryview);
5957 }
5958
5959 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
5960 {
5961         GtkMenuShell *menu;
5962         GList *cur;
5963
5964         /* re-create colorlabel submenu */
5965         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5966         g_return_if_fail(menu != NULL);
5967
5968         /* clear items. get item pointers. */
5969         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5970                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
5971         }
5972         summary_colorlabel_menu_create(summaryview, TRUE);
5973 }
5974
5975 /*
5976  * Harvest addresses for selected messages in summary view.
5977  */
5978 void summary_harvest_address(SummaryView *summaryview)
5979 {
5980         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5981         GList *cur;
5982         GList *msgList;
5983         MsgInfo *msginfo;
5984
5985         msgList = NULL;
5986         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5987                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5988                 if (!msginfo)
5989                         continue;
5990                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5991         }
5992         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5993         g_list_free( msgList );
5994 }
5995
5996 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5997 {
5998         int err;
5999         gchar buf[BUFFSIZE];
6000         regex_t *preg = NULL;
6001
6002         preg = g_new0(regex_t, 1);
6003
6004         err = string_match_precompile(simplify_subject_regexp,
6005                                       preg, REG_EXTENDED);
6006         if (err) {
6007                 regerror(err, preg, buf, BUFFSIZE);
6008                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6009                 g_free(preg);
6010                 preg = NULL;
6011         }
6012
6013         return preg;
6014 }
6015
6016 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6017 {
6018         g_return_if_fail(summaryview != NULL);
6019         g_return_if_fail(item != NULL);
6020
6021         /* Subject simplification */
6022         if(summaryview->simplify_subject_preg) {
6023                 regfree(summaryview->simplify_subject_preg);
6024                 g_free(summaryview->simplify_subject_preg);
6025                 summaryview->simplify_subject_preg = NULL;
6026         }
6027         if(item->prefs && item->prefs->simplify_subject_regexp &&
6028            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6029                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6030
6031         /* Sorting */
6032         summaryview->sort_key = item->sort_key;
6033         summaryview->sort_type = item->sort_type;
6034
6035         /* Threading */
6036         summaryview->threaded = item->threaded;
6037         summaryview->thread_collapsed = item->thread_collapsed;
6038
6039         /* Scoring */
6040 }
6041
6042 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6043 {
6044         /* Sorting */
6045         item->sort_key = summaryview->sort_key;
6046         item->sort_type = summaryview->sort_type;
6047
6048         /* Threading */
6049         item->threaded = summaryview->threaded;
6050         item->thread_collapsed = summaryview->thread_collapsed;
6051 }
6052
6053 static gboolean summary_update_msg(gpointer source, gpointer data)
6054 {
6055         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6056         SummaryView *summaryview = (SummaryView *)data;
6057         GtkCTreeNode *node;
6058
6059         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6060         g_return_val_if_fail(summaryview != NULL, FALSE);
6061
6062         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6063                 return FALSE;
6064
6065         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6066                 node = gtk_ctree_find_by_row_data(
6067                                 GTK_CTREE(summaryview->ctree), NULL,
6068                                 msginfo_update->msginfo);
6069
6070                 if (node)
6071                         summary_set_row_marks(summaryview, node);
6072         }
6073
6074         return FALSE;
6075 }
6076
6077 /*!
6078  *\brief        change summaryview to display your answer(s) to a message
6079  *
6080  *\param        summaryview The SummaryView ;)
6081  *\param        msginfo The message for which answers are searched
6082  *
6083  */
6084 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6085 {
6086         FolderItem *sent_folder = NULL;
6087         PrefsAccount *account = NULL;
6088         GtkCTreeNode *node = NULL;
6089         char *buf = NULL;
6090         if (msg == NULL || msg->msgid == NULL)
6091                 return;
6092
6093         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6094         if (account == NULL)
6095                 return;
6096         sent_folder = account_get_special_folder
6097                                 (account, F_OUTBOX);
6098
6099         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6100
6101         if (sent_folder != summaryview->folder_item) {
6102                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6103         }
6104
6105         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6106
6107         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6108         g_free(buf);
6109
6110         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6111         if (node)
6112                 summary_select_node(summaryview, node, TRUE, TRUE);
6113 }
6114
6115 gint summaryview_export_mbox_list(SummaryView *summaryview)
6116 /* return values: -2 skipped, -1 error, 0 OK */
6117 {
6118         GSList *list = summary_get_selected_msg_list(summaryview);
6119         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6120         gint ret;
6121
6122         if (mbox == NULL || list == NULL)
6123                 return -1;
6124
6125         ret = export_list_to_mbox(list, mbox);
6126
6127         g_slist_free(list);
6128         g_free(mbox);
6129
6130         return ret;
6131 }
6132
6133 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6134 {
6135         if (!summaryview || !summaryview->folder_item || !item) {
6136                 return;
6137         }
6138
6139         if (summaryview->folder_item->folder == item->folder) {
6140                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6141         }
6142 }
6143 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6144 {
6145         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6146 }