src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91 #include "manual.h"
  92
  93 #define SUMMARY_COL_MARK_WIDTH          10
  94 #define SUMMARY_COL_STATUS_WIDTH        13
  95 #define SUMMARY_COL_LOCKED_WIDTH        13
  96 #define SUMMARY_COL_MIME_WIDTH          11
  97
  98
  99 static GtkStyle *bold_style;
 100 static GtkStyle *bold_marked_style;
 101 static GtkStyle *bold_deleted_style;
 102 static GtkStyle *small_style;
 103 static GtkStyle *small_marked_style;
 104 static GtkStyle *small_deleted_style;
 105
 106 static GdkPixmap *markxpm;
 107 static GdkBitmap *markxpmmask;
 108 static GdkPixmap *deletedxpm;
 109 static GdkBitmap *deletedxpmmask;
 110 static GdkPixmap *movedxpm;
 111 static GdkBitmap *movedxpmmask;
 112 static GdkPixmap *copiedxpm;
 113 static GdkBitmap *copiedxpmmask;
 114
 115 static GdkPixmap *newxpm;
 116 static GdkBitmap *newxpmmask;
 117 static GdkPixmap *unreadxpm;
 118 static GdkBitmap *unreadxpmmask;
 119 static GdkPixmap *repliedxpm;
 120 static GdkBitmap *repliedxpmmask;
 121 static GdkPixmap *forwardedxpm;
 122 static GdkBitmap *forwardedxpmmask;
 123 static GdkPixmap *ignorethreadxpm;
 124 static GdkBitmap *ignorethreadxpmmask;
 125 static GdkPixmap *lockedxpm;
 126 static GdkBitmap *lockedxpmmask;
 127 static GdkPixmap *spamxpm;
 128 static GdkBitmap *spamxpmmask;
 129
 130 static GdkPixmap *clipxpm;
 131 static GdkBitmap *clipxpmmask;
 132 static GdkPixmap *keyxpm;
 133 static GdkBitmap *keyxpmmask;
 134 static GdkPixmap *clipkeyxpm;
 135 static GdkBitmap *clipkeyxpmmask;
 136 static GdkPixmap *gpgsignedxpm;
 137 static GdkBitmap *gpgsignedxpmmask;
 138 static GdkPixmap *clipgpgsignedxpm;
 139 static GdkBitmap *clipgpgsignedxpmmask;
 140
 141 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 142                                          GtkCTreeNode           *node,
 143                                          gpointer                data);
 144 static void summary_set_marks_func      (GtkCTree               *ctree,
 145                                          GtkCTreeNode           *node,
 146                                          gpointer                data);
 147
 148 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 149 guint summary_get_msgnum                (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *node);
 151
 152
 153 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 154                                              guint action);
 155
 156 static GtkCTreeNode *summary_find_prev_msg
 157                                         (SummaryView            *summaryview,
 158                                          GtkCTreeNode           *current_node);
 159 static GtkCTreeNode *summary_find_next_msg
 160                                         (SummaryView            *summaryview,
 161                                          GtkCTreeNode           *current_node);
 162
 163 static GtkCTreeNode *summary_find_prev_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_prev);
 168 static GtkCTreeNode *summary_find_next_flagged_msg
 169                                         (SummaryView    *summaryview,
 170                                          GtkCTreeNode   *current_node,
 171                                          MsgPermFlags    flags,
 172                                          gboolean        start_from_next);
 173
 174 static GtkCTreeNode *summary_find_msg_by_msgnum
 175                                         (SummaryView            *summaryview,
 176                                          guint                   msgnum);
 177
 178 static void summary_update_status       (SummaryView            *summaryview);
 179
 180 /* display functions */
 181 static void summary_status_show         (SummaryView            *summaryview);
 182 static void summary_set_column_titles   (SummaryView            *summaryview);
 183 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 184                                          GSList                 *mlist);
 185 static void summary_set_header          (SummaryView            *summaryview,
 186                                          gchar                  *text[],
 187                                          MsgInfo                *msginfo);
 188 static void summary_display_msg         (SummaryView            *summaryview,
 189                                          GtkCTreeNode           *row);
 190 static void summary_display_msg_full    (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row,
 192                                          gboolean                new_window,
 193                                          gboolean                all_headers);
 194 static void summary_set_row_marks       (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196
 197 /* message handling */
 198 static void summary_mark_row            (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_lock_row            (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unlock_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_delete_row          (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row);
 210 static void summary_unmark_row          (SummaryView            *summaryview,
 211                                          GtkCTreeNode           *row);
 212 static void summary_move_row_to         (SummaryView            *summaryview,
 213                                          GtkCTreeNode           *row,
 214                                          FolderItem             *to_folder);
 215 static void summary_copy_row_to         (SummaryView            *summaryview,
 216                                          GtkCTreeNode           *row,
 217                                          FolderItem             *to_folder);
 218
 219 static gint summary_execute_move        (SummaryView            *summaryview);
 220 static void summary_execute_move_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_copy        (SummaryView            *summaryview);
 224 static void summary_execute_copy_func   (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227 static void summary_execute_delete      (SummaryView            *summaryview);
 228 static void summary_execute_delete_func (GtkCTree               *ctree,
 229                                          GtkCTreeNode           *node,
 230                                          gpointer                data);
 231
 232 static void summary_thread_init         (SummaryView            *summaryview);
 233 static void summary_ignore_thread       (SummaryView            *summaryview);
 234 static void summary_unignore_thread     (SummaryView            *summaryview);
 235
 236 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 237 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 238                                                  GtkCTreeNode   *node,
 239                                                  gpointer        data);
 240
 241 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 242                               GSList * mlist);
 243
 244 static void summary_filter_func         (MsgInfo *msginfo);
 245
 246 static void summary_colorlabel_menu_item_activate_cb
 247                                           (GtkWidget    *widget,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_item_activate_item_cb
 250                                           (GtkMenuItem  *label_menu_item,
 251                                            gpointer      data);
 252 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 253                                            gboolean  refresh);
 254
 255 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 256
 257 /* callback functions */
 258 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 259                                          GdkEventButton         *event,
 260                                          SummaryView            *summaryview);
 261 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 262                                          GdkEventButton         *event,
 263                                          SummaryView            *summaryview);
 264 static gboolean summary_button_released (GtkWidget              *ctree,
 265                                          GdkEventButton         *event,
 266                                          SummaryView            *summaryview);
 267 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 268                                          GdkEventKey            *event,
 269                                          SummaryView            *summaryview);
 270 static void summary_open_row            (GtkSCTree              *sctree,
 271                                          SummaryView            *summaryview);
 272 static void summary_tree_expanded       (GtkCTree               *ctree,
 273                                          GtkCTreeNode           *node,
 274                                          SummaryView            *summaryview);
 275 static void summary_tree_collapsed      (GtkCTree               *ctree,
 276                                          GtkCTreeNode           *node,
 277                                          SummaryView            *summaryview);
 278 static void summary_selected            (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_unselected          (GtkCTree               *ctree,
 283                                          GtkCTreeNode           *row,
 284                                          gint                    column,
 285                                          SummaryView            *summaryview);
 286 static void summary_col_resized         (GtkCList               *clist,
 287                                          gint                    column,
 288                                          gint                    width,
 289                                          SummaryView            *summaryview);
 290 static void summary_reply_cb            (SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296
 297 static void summary_add_address_cb      (SummaryView            *summaryview,
 298                                          guint                   action,
 299                                          GtkWidget              *widget);
 300 static void summary_create_filter_cb    (SummaryView            *summaryview,
 301                                          guint                   action,
 302                                          GtkWidget              *widget);
 303 static void summary_create_processing_cb(SummaryView            *summaryview,
 304                                          guint                   action,
 305                                          GtkWidget              *widget);
 306
 307 static void summary_mark_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_status_clicked      (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_mime_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_num_clicked         (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_score_clicked       (GtkWidget *button,
 316                                          SummaryView *summaryview);
 317 static void summary_size_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_date_clicked        (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_from_clicked        (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_to_clicked          (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_subject_clicked     (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327 static void summary_score_clicked       (GtkWidget              *button,
 328                                          SummaryView            *summaryview);
 329 static void summary_locked_clicked      (GtkWidget              *button,
 330                                          SummaryView            *summaryview);
 331
 332 static void summary_start_drag          (GtkWidget        *widget,
 333                                          int button,
 334                                          GdkEvent *event,
 335                                          SummaryView      *summaryview);
 336 static void summary_drag_data_get       (GtkWidget        *widget,
 337                                          GdkDragContext   *drag_context,
 338                                          GtkSelectionData *selection_data,
 339                                          guint             info,
 340                                          guint             time,
 341                                          SummaryView      *summaryview);
 342 static void summary_drag_data_received(GtkWidget        *widget,
 343                                         GdkDragContext   *drag_context,
 344                                         gint              x,
 345                                         gint              y,
 346                                         GtkSelectionData *data,
 347                                         guint             info,
 348                                         guint             time,
 349                                         SummaryView       *summaryview);
 350 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 351                                           GdkDragContext *context,
 352                                           gint            x,
 353                                           gint            y,
 354                                           guint           time,
 355                                           SummaryView    *summaryview);
 356
 357 /* custom compare functions for sorting */
 358
 359 static gint summary_cmp_by_mark         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_status       (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_mime         (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_num          (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_size         (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_date         (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377 static gint summary_cmp_by_from         (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_simplified_subject
 381                                         (GtkCList               *clist,
 382                                          gconstpointer           ptr1,
 383                                          gconstpointer           ptr2);
 384 static gint summary_cmp_by_score        (GtkCList               *clist,
 385                                          gconstpointer           ptr1,
 386                                          gconstpointer           ptr2);
 387 static gint summary_cmp_by_label        (GtkCList               *clist,
 388                                          gconstpointer           ptr1,
 389                                          gconstpointer           ptr2);
 390 static gint summary_cmp_by_to           (GtkCList               *clist,
 391                                          gconstpointer           ptr1,
 392                                          gconstpointer           ptr2);
 393 static gint summary_cmp_by_subject      (GtkCList               *clist,
 394                                          gconstpointer           ptr1,
 395                                          gconstpointer           ptr2);
 396 static gint summary_cmp_by_locked       (GtkCList               *clist,
 397                                          gconstpointer           ptr1,
 398                                          gconstpointer           ptr2);
 399
 400 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 401                                          gpointer        data);
 402 static void tog_searchbar_cb            (GtkWidget      *w,
 403                                          gpointer        data);
 404
 405 static void summary_find_answers        (SummaryView    *summaryview,
 406                                          MsgInfo        *msg);
 407
 408 static gboolean summary_update_msg      (gpointer source, gpointer data);
 409
 410 GtkTargetEntry summary_drag_types[2] =
 411 {
 412         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 413         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 414 };
 415
 416 static GtkItemFactoryEntry summary_popup_entries[] =
 417 {
 418         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 419         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 420         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 421         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 422         {N_("/Repl_y to/mailing _list"),
 423                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 424         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 425         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 426         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 427         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 428         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 429         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 430         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 431         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 432         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 433         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 434         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 435         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 436         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 437         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 438         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 439         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 440         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 441         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 442         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 443         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 444         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 445         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 446         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 447         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 448         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 449         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 450
 451         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 452         {N_("/Add sender to address boo_k"),
 453                                         NULL, summary_add_address_cb, 0, NULL},
 454         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 455         {N_("/Create f_ilter rule/_Automatically"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 457         {N_("/Create f_ilter rule/by _From"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 459         {N_("/Create f_ilter rule/by _To"),
 460                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 461         {N_("/Create f_ilter rule/by _Subject"),
 462                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 463         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 464         {N_("/Create processing rule/_Automatically"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 466         {N_("/Create processing rule/by _From"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 468         {N_("/Create processing rule/by _To"),
 469                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 470         {N_("/Create processing rule/by _Subject"),
 471                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 472         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 473         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 474         {N_("/_View/Open in new _window"),
 475                                         "<control><alt>N", summary_open_msg,    0, NULL},
 476         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 477         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 478         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 479         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 480         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 481 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 482
 483 static const gchar *const col_label[N_SUMMARY_COLS] = {
 484         "",             /* S_COL_MARK    */
 485         N_("S"),        /* S_COL_STATUS  */
 486         "",             /* S_COL_MIME    */
 487         N_("Subject"),  /* S_COL_SUBJECT */
 488         N_("From"),     /* S_COL_FROM    */
 489         N_("To"),       /* S_COL_TO      */
 490         N_("Date"),     /* S_COL_DATE    */
 491         N_("Size"),     /* S_COL_SIZE    */
 492         N_("#"),        /* S_COL_NUMBER  */
 493         N_("Score"),    /* S_COL_SCORE   */
 494         "",             /* S_COL_LOCKED  */
 495 };
 496
 497 #define START_LONG_OPERATION(summaryview) {                     \
 498         summary_lock(summaryview);                              \
 499         main_window_cursor_wait(summaryview->mainwin);          \
 500         if (sc_g_list_bigger(GTK_CLIST(summaryview->ctree)->selection, 1)) {\
 501                 froze = TRUE;                                           \
 502                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 503         }                                                       \
 504         folder_item_update_freeze();                            \
 505         inc_lock();                                             \
 506         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 507                       summaryview->msginfo_update_callback_id); \
 508 }
 509 #define END_LONG_OPERATION(summaryview) {                       \
 510         inc_unlock();                                           \
 511         folder_item_update_thaw();                              \
 512         if (froze)                                              \
 513                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));  \
 514         main_window_cursor_normal(summaryview->mainwin);        \
 515         summary_unlock(summaryview);                            \
 516         summaryview->msginfo_update_callback_id =               \
 517                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 518                 summary_update_msg, (gpointer) summaryview);    \
 519 }
 520
 521 SummaryView *summary_create(void)
 522 {
 523         SummaryView *summaryview;
 524         GtkWidget *vbox;
 525         GtkWidget *scrolledwin;
 526         GtkWidget *ctree;
 527         GtkWidget *hbox;
 528         GtkWidget *hbox_l;
 529         GtkWidget *statlabel_folder;
 530         GtkWidget *statlabel_select;
 531         GtkWidget *statlabel_msgs;
 532         GtkWidget *hbox_spc;
 533         GtkWidget *toggle_eventbox;
 534         GtkWidget *toggle_arrow;
 535         GtkWidget *popupmenu;
 536         GtkWidget *toggle_search;
 537         GtkTooltips *search_tip;
 538         GtkItemFactory *popupfactory;
 539         gint n_entries;
 540         QuickSearch *quicksearch;
 541
 542         debug_print("Creating summary view...\n");
 543         summaryview = g_new0(SummaryView, 1);
 544
 545 #define SUMMARY_VBOX_SPACING 3
 546         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 547
 548         /* create status label */
 549         hbox = gtk_hbox_new(FALSE, 0);
 550         gtk_widget_show(hbox);
 551
 552         search_tip = gtk_tooltips_new();
 553         toggle_search = gtk_toggle_button_new();
 554         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 555                                      prefs_common.show_searchbar);
 556         gtk_widget_show(toggle_search);
 557
 558         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 559                              toggle_search,
 560                              _("Toggle quick search bar"), NULL);
 561
 562         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 563
 564         hbox_l = gtk_hbox_new(FALSE, 0);
 565         gtk_widget_show(hbox_l);
 566         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 567
 568         statlabel_folder = gtk_label_new("");
 569         gtk_widget_show(statlabel_folder);
 570         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 571         statlabel_select = gtk_label_new("");
 572         gtk_widget_show(statlabel_select);
 573         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 574
 575         /* toggle view button */
 576         toggle_eventbox = gtk_event_box_new();
 577         gtk_widget_show(toggle_eventbox);
 578         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 579         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 580         gtk_widget_show(toggle_arrow);
 581         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 582         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 583                          G_CALLBACK(summary_toggle_pressed),
 584                          summaryview);
 585
 586
 587         statlabel_msgs = gtk_label_new("");
 588         gtk_widget_show(statlabel_msgs);
 589         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 590
 591         hbox_spc = gtk_hbox_new(FALSE, 0);
 592         gtk_widget_show(hbox_spc);
 593         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 594
 595         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 596         gtk_widget_show(scrolledwin);
 597         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 598                                        GTK_POLICY_AUTOMATIC,
 599                                        GTK_POLICY_AUTOMATIC);
 600         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 601         gtk_widget_set_size_request(vbox,
 602                              prefs_common.summaryview_width,
 603                              prefs_common.summaryview_height);
 604
 605         ctree = summary_ctree_create(summaryview);
 606         gtk_widget_show(ctree);
 607
 608         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 609                                             GTK_CLIST(ctree)->hadjustment);
 610         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 611                                             GTK_CLIST(ctree)->vadjustment);
 612         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 613
 614         /* status label */
 615         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 616
 617         /* quick search */
 618         quicksearch = quicksearch_new();
 619         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 620
 621         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 622
 623         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 624                           G_CALLBACK(tog_searchbar_cb), summaryview);
 625
 626         /* create popup menu */
 627         n_entries = sizeof(summary_popup_entries) /
 628                 sizeof(summary_popup_entries[0]);
 629         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 630                                       "<SummaryView>", &popupfactory,
 631                                       summaryview);
 632
 633         summaryview->vbox = vbox;
 634         summaryview->scrolledwin = scrolledwin;
 635         summaryview->ctree = ctree;
 636         summaryview->hbox = hbox;
 637         summaryview->hbox_l = hbox_l;
 638         summaryview->statlabel_folder = statlabel_folder;
 639         summaryview->statlabel_select = statlabel_select;
 640         summaryview->statlabel_msgs = statlabel_msgs;
 641         summaryview->toggle_eventbox = toggle_eventbox;
 642         summaryview->toggle_arrow = toggle_arrow;
 643         summaryview->toggle_search = toggle_search;
 644         summaryview->popupmenu = popupmenu;
 645         summaryview->popupfactory = popupfactory;
 646         summaryview->lock_count = 0;
 647         summaryview->msginfo_update_callback_id =
 648                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 649
 650         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 651
 652         summaryview->quicksearch = quicksearch;
 653
 654         /* CLAWS: need this to get the SummaryView * from
 655          * the CList */
 656         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 657
 658         gtk_widget_show_all(vbox);
 659
 660         gtk_widget_show(vbox);
 661
 662         if (prefs_common.show_searchbar)
 663                 quicksearch_show(quicksearch);
 664         else
 665                 quicksearch_hide(quicksearch);
 666
 667         return summaryview;
 668 }
 669
 670 static void summary_set_fonts(SummaryView *summaryview)
 671 {
 672         PangoFontDescription *font_desc;
 673         gint size;
 674
 675         font_desc = pango_font_description_from_string(NORMAL_FONT);
 676         gtk_widget_modify_font(summaryview->ctree, font_desc);
 677         pango_font_description_free(font_desc);
 678
 679         if (!bold_style) {
 680                 bold_style = gtk_style_copy
 681                         (gtk_widget_get_style(summaryview->ctree));
 682                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 683                 if (font_desc) {
 684                         pango_font_description_free(bold_style->font_desc);
 685                         bold_style->font_desc = font_desc;
 686                 }
 687
 688                 pango_font_description_set_weight
 689                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 690                 bold_marked_style = gtk_style_copy(bold_style);
 691                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 692                         summaryview->color_marked;
 693                 bold_deleted_style = gtk_style_copy(bold_style);
 694                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 695                         summaryview->color_dim;
 696         }
 697
 698         font_desc = pango_font_description_new();
 699         size = pango_font_description_get_size
 700                 (summaryview->ctree->style->font_desc);
 701         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 702         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 703         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 704         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 705         pango_font_description_free(font_desc);
 706 }
 707
 708 void summary_init(SummaryView *summaryview)
 709 {
 710         GtkWidget *pixmap;
 711
 712         gtk_widget_realize(summaryview->ctree);
 713         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 714                          &markxpm, &markxpmmask);
 715         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 716                          &deletedxpm, &deletedxpmmask);
 717         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 718                          &newxpm, &newxpmmask);
 719         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 720                          &unreadxpm, &unreadxpmmask);
 721         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 722                          &repliedxpm, &repliedxpmmask);
 723         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 724                          &forwardedxpm, &forwardedxpmmask);
 725         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 726                          &clipxpm, &clipxpmmask);
 727         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 728                          &lockedxpm, &lockedxpmmask);
 729         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 730                          &ignorethreadxpm, &ignorethreadxpmmask);
 731         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 732                          &clipkeyxpm, &clipkeyxpmmask);
 733         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 734                          &keyxpm, &keyxpmmask);
 735         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 736                          &gpgsignedxpm, &gpgsignedxpmmask);
 737         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 738                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 739         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 740                          &spamxpm, &spamxpmmask);
 741         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MOVED,
 742                          &movedxpm, &movedxpmmask);
 743         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_COPIED,
 744                          &copiedxpm, &copiedxpmmask);
 745
 746         summary_set_fonts(summaryview);
 747
 748         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 749         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 750         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 751         gtk_widget_show(pixmap);
 752         summaryview->folder_pixmap = pixmap;
 753
 754         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 755         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 756         gtk_widget_show(pixmap);
 757         summaryview->quick_search_pixmap = pixmap;
 758
 759         /* Init summaryview prefs */
 760         summaryview->sort_key = SORT_BY_NONE;
 761         summaryview->sort_type = SORT_ASCENDING;
 762
 763         /* Init summaryview extra data */
 764         summaryview->simplify_subject_preg = NULL;
 765
 766         summary_clear_list(summaryview);
 767         summary_set_column_titles(summaryview);
 768         summary_colorlabel_menu_create(summaryview, FALSE);
 769         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 770         summary_set_menu_sensitive(summaryview);
 771
 772 }
 773
 774 #define CURRENTLY_DISPLAYED(m) \
 775 ( (m->msgnum == displayed_msgnum) \
 776   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 777
 778 #define FOLDER_SHOWS_TO_HDR(i) \
 779 ( folder_has_parent_of_type(i, F_OUTBOX) \
 780   ||  folder_has_parent_of_type(i, F_DRAFT) \
 781   ||  folder_has_parent_of_type(i, F_QUEUE) )
 782
 783 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 784 {
 785         gboolean show_from = FALSE, show_to = FALSE;
 786         gboolean showing_from = FALSE, showing_to = FALSE;
 787         gint from_pos = 0, to_pos = 0;
 788         SummaryColumnState *col_state = summaryview->col_state;
 789         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 790
 791         if (!item)
 792                 return;
 793         if(FOLDER_SHOWS_TO_HDR(item))
 794                 show_to = TRUE;
 795         else
 796                 show_from = TRUE;
 797
 798         from_pos = summaryview->col_pos[S_COL_FROM];
 799         to_pos = summaryview->col_pos[S_COL_TO];
 800         showing_from = col_state[from_pos].visible;
 801         showing_to = col_state[to_pos].visible;
 802
 803         if (showing_from && showing_to) {
 804                 debug_print("showing both\n");
 805                 return;
 806         }
 807
 808         if (!showing_from && !showing_to) {
 809                 debug_print("showing none\n");
 810                 return;
 811         }
 812
 813         debug_print("showing %s %s, must show %s %s\n",
 814                 showing_from?"From":"",
 815                 showing_to?"To":"",
 816                 show_from?"From":"",
 817                 show_to?"To":"");
 818
 819         if (showing_from == show_from && showing_to == show_to)
 820                 return;
 821         /* else we'll switch both */
 822
 823         debug_print("switching columns\n");
 824         col_state[from_pos].type = S_COL_TO;
 825         col_state[from_pos].visible = show_to;
 826
 827         col_state[to_pos].type = S_COL_FROM;
 828         col_state[to_pos].visible = show_from;
 829
 830         summaryview->col_pos[S_COL_TO] = from_pos;
 831         summaryview->col_pos[S_COL_FROM] = to_pos;
 832
 833         gtk_clist_set_column_visibility
 834                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 835         gtk_clist_set_column_visibility
 836                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 837
 838         summary_set_column_titles(summaryview);
 839 }
 840
 841 static gboolean summaryview_quicksearch_recurse(gpointer data)
 842 {
 843         SummaryView *summaryview = (SummaryView *)data;
 844         main_window_cursor_wait(summaryview->mainwin);
 845         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 846         quicksearch_search_subfolders(summaryview->quicksearch,
 847                               summaryview->folderview,
 848                               summaryview->folder_item);
 849         main_window_cursor_normal(summaryview->mainwin);
 850         return FALSE;
 851 }
 852 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 853 {
 854         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 855         GtkCTreeNode *node;
 856         GSList *mlist = NULL;
 857         gchar *buf;
 858         gboolean is_refresh;
 859         guint selected_msgnum = 0;
 860         guint displayed_msgnum = 0;
 861         GSList *cur;
 862         GSList *not_killed;
 863         gboolean hidden_removed = FALSE;
 864
 865         if (summary_is_locked(summaryview)) return FALSE;
 866
 867         if (!summaryview->mainwin)
 868                 return FALSE;
 869 START_TIMING("--------- summary_show");
 870         summaryview->last_displayed = NULL;
 871         summary_switch_from_to(summaryview, item);
 872
 873         inc_lock();
 874         summary_lock(summaryview);
 875
 876         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 877
 878         if (!is_refresh)
 879                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
 880
 881         if (!prefs_common.summary_quicksearch_sticky
 882          && !prefs_common.summary_quicksearch_recurse
 883          && !quicksearch_is_running(summaryview->quicksearch)
 884          && !is_refresh) {
 885                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 886         }
 887
 888         /* STATUSBAR_POP(summaryview->mainwin); */
 889
 890         if (is_refresh) {
 891                 selected_msgnum = summary_get_msgnum(summaryview,
 892                                                      summaryview->selected);
 893                 displayed_msgnum = summary_get_msgnum(summaryview,
 894                                                       summaryview->displayed);
 895         }
 896
 897         /* process the marks if any */
 898         if (summaryview->mainwin->lock_count == 0 &&
 899             (summaryview->moved > 0 || summaryview->copied > 0)) {
 900                 AlertValue val;
 901                 gboolean changed = FALSE;
 902
 903                 val = alertpanel(_("Process mark"),
 904                                  _("Some marks are left. Process them?"),
 905                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 906                 if (G_ALERTALTERNATE == val) {
 907                         summary_unlock(summaryview);
 908                         summary_execute(summaryview);
 909                         summary_lock(summaryview);
 910                         changed = TRUE;
 911                 } else if (G_ALERTDEFAULT == val) {
 912                         /* DO NOTHING */
 913                 } else {
 914                         summary_unlock(summaryview);
 915                         inc_unlock();
 916                         END_TIMING();
 917                         return FALSE;
 918                 }
 919                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 920                         folder_update_op_count();
 921         }
 922
 923         gtk_clist_freeze(GTK_CLIST(ctree));
 924
 925         summary_clear_list(summaryview);
 926
 927         buf = NULL;
 928         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 929                 g_free(buf);
 930                 debug_print("empty folder (%p %s %p %d)\n\n",
 931                                 item,
 932                                 item?item->path:"NULL",
 933                                 item?folder_item_parent(item):0x0,
 934                                 item?item->no_select:FALSE);
 935                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 936                 summary_clear_all(summaryview);
 937                 summaryview->folder_item = item;
 938                 gtk_clist_thaw(GTK_CLIST(ctree));
 939                 summary_unlock(summaryview);
 940                 inc_unlock();
 941                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 942                         main_window_cursor_wait(summaryview->mainwin);
 943                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 944                         if (quicksearch_is_active(summaryview->quicksearch))
 945                                 quicksearch_search_subfolders(summaryview->quicksearch,
 946                                               summaryview->folderview,
 947                                               summaryview->folder_item);
 948                         main_window_cursor_normal(summaryview->mainwin);
 949                 }
 950                 END_TIMING();
 951                 return TRUE;
 952         }
 953         g_free(buf);
 954
 955         if (!is_refresh)
 956                 messageview_clear(summaryview->messageview);
 957
 958         summaryview->folder_item = item;
 959         item->opened = TRUE;
 960
 961         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 962         debug_print("%s\n", buf);
 963         STATUSBAR_PUSH(summaryview->mainwin, buf);
 964         g_free(buf);
 965
 966         main_window_cursor_wait(summaryview->mainwin);
 967
 968         mlist = folder_item_get_msg_list(item);
 969
 970         if (summaryview->folder_item->hide_read_msgs &&
 971             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 972                 GSList *not_killed;
 973
 974                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 975                 not_killed = NULL;
 976                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 977                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 978
 979                         if (!msginfo->hidden) {
 980                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 981                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 982                                         not_killed = g_slist_prepend(not_killed, msginfo);
 983                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 984                                          MSG_IS_LOCKED(msginfo->flags))
 985                                         not_killed = g_slist_prepend(not_killed, msginfo);
 986                                 else if (is_refresh &&
 987                                         (msginfo->msgnum == selected_msgnum ||
 988                                          msginfo->msgnum == displayed_msgnum))
 989                                         not_killed = g_slist_prepend(not_killed, msginfo);
 990                                 else
 991                                         procmsg_msginfo_free(msginfo);
 992                          } else
 993                                 procmsg_msginfo_free(msginfo);
 994                 }
 995                 hidden_removed = TRUE;
 996                 g_slist_free(mlist);
 997                 mlist = not_killed;
 998         } else {
 999                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1000         }
1001
1002         if (quicksearch_is_active(summaryview->quicksearch)) {
1003                 GSList *not_killed;
1004                 START_TIMING("quicksearch");
1005                 gint num = 0, total = summaryview->folder_item->total_msgs;
1006                 statusbar_print_all(_("Searching in %s... \n"),
1007                         summaryview->folder_item->path ?
1008                         summaryview->folder_item->path : "(null)");
1009                 not_killed = NULL;
1010                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1011                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1012
1013                         statusbar_progress_all(num++,total, 50);
1014
1015                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1016                                 not_killed = g_slist_prepend(not_killed, msginfo);
1017                         else
1018                                 procmsg_msginfo_free(msginfo);
1019                         GTK_EVENTS_FLUSH();
1020                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1021                                 break;
1022                         }
1023                 }
1024                 statusbar_progress_all(0,0,0);
1025                 statusbar_pop_all();
1026
1027                 hidden_removed = TRUE;
1028                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1029                         debug_print("search cancelled!\n");
1030                         gtk_clist_thaw(GTK_CLIST(ctree));
1031                         STATUSBAR_POP(summaryview->mainwin);
1032                         main_window_cursor_normal(summaryview->mainwin);
1033                         summary_unlock(summaryview);
1034                         inc_unlock();
1035                         summary_show(summaryview, summaryview->folder_item);
1036                         END_TIMING();
1037                         return FALSE;
1038                 }
1039                 g_slist_free(mlist);
1040                 mlist = not_killed;
1041                 END_TIMING();
1042         }
1043
1044         if (!hidden_removed) {
1045                 START_TIMING("removing hidden");
1046                 not_killed = NULL;
1047                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1048                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1049
1050                         if (!msginfo->hidden)
1051                                 not_killed = g_slist_prepend(not_killed, msginfo);
1052                         else
1053                                 procmsg_msginfo_free(msginfo);
1054                 }
1055                 g_slist_free(mlist);
1056                 mlist = not_killed;
1057                 END_TIMING();
1058         }
1059
1060         STATUSBAR_POP(summaryview->mainwin);
1061
1062         /* set ctree and hash table from the msginfo list, and
1063            create the thread */
1064         summary_set_ctree_from_list(summaryview, mlist);
1065
1066         g_slist_free(mlist);
1067
1068         if (quicksearch_is_active(summaryview->quicksearch) &&
1069             quicksearch_is_running(summaryview->quicksearch)) {
1070                 /* only scan subfolders when quicksearch changed,
1071                  * not when search is the same and folder changed */
1072                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1073         }
1074
1075         if (is_refresh) {
1076                 summaryview->last_displayed = summaryview->displayed;
1077                 summaryview->displayed =
1078                         summary_find_msg_by_msgnum(summaryview,
1079                                                    displayed_msgnum);
1080                 if (!summaryview->displayed)
1081                         messageview_clear(summaryview->messageview);
1082                 summary_unlock(summaryview);
1083                 summary_select_by_msgnum(summaryview, selected_msgnum);
1084                 summary_lock(summaryview);
1085                 if (!summaryview->selected) {
1086                         /* no selected message - select first unread
1087                            message, but do not display it */
1088                         node = summary_find_next_flagged_msg(summaryview, NULL,
1089                                                              MSG_UNREAD, FALSE);
1090                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1091                                 node = gtk_ctree_node_nth
1092                                         (ctree,
1093                                          item->sort_type == SORT_DESCENDING
1094                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1095                         summary_unlock(summaryview);
1096                         summary_select_node(summaryview, node, FALSE, TRUE);
1097                         summary_lock(summaryview);
1098                 }
1099         } else {
1100                 switch (prefs_common.select_on_entry) {
1101                         case SELECTONENTRY_MNU:
1102                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1103                                                                      MSG_MARKED, FALSE);
1104                                 if (node == NULL)
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_UNREAD, FALSE);
1110                                 break;
1111                         case SELECTONENTRY_MUN:
1112                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1113                                                                      MSG_MARKED, FALSE);
1114                                 if (node == NULL)
1115                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1116                                                                      MSG_UNREAD, FALSE);
1117                                 if (node == NULL)
1118                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1119                                                                      MSG_NEW, FALSE);
1120                                 break;
1121                         case SELECTONENTRY_NMU:
1122                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1123                                                                      MSG_NEW, FALSE);
1124                                 if (node == NULL)
1125                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1126                                                                      MSG_MARKED, FALSE);
1127                                 if (node == NULL)
1128                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1129                                                                      MSG_UNREAD, FALSE);
1130                                 break;
1131                         case SELECTONENTRY_NUM:
1132                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1133                                                                      MSG_NEW, FALSE);
1134                                 if (node == NULL)
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                                 break;
1141                         case SELECTONENTRY_UNM:
1142                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1143                                                                      MSG_UNREAD, FALSE);
1144                                 if (node == NULL)
1145                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1146                                                                      MSG_NEW, FALSE);
1147                                 if (node == NULL)
1148                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1149                                                                      MSG_MARKED, FALSE);
1150                                 break;
1151                         case SELECTONENTRY_UMN:
1152                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1153                                                                      MSG_UNREAD, FALSE);
1154                                 if (node == NULL)
1155                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1156                                                                      MSG_MARKED, FALSE);
1157                                 if (node == NULL)
1158                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1159                                                                      MSG_NEW, FALSE);
1160                                 break;
1161                         default:
1162                                 node = NULL;
1163                 }
1164
1165                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1166                         node = gtk_ctree_node_nth
1167                                 (ctree,
1168                                  item->sort_type == SORT_DESCENDING
1169                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1170                 }
1171                 summary_unlock(summaryview);
1172                 summary_select_node(summaryview, node,
1173                                     prefs_common.always_show_msg,
1174                                     TRUE);
1175                 summary_lock(summaryview);
1176         }
1177
1178         summary_status_show(summaryview);
1179         summary_set_menu_sensitive(summaryview);
1180         toolbar_main_set_sensitive(summaryview->mainwin);
1181
1182         gtk_clist_thaw(GTK_CLIST(ctree));
1183         debug_print("\n");
1184         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1185         STATUSBAR_POP(summaryview->mainwin);
1186         main_window_cursor_normal(summaryview->mainwin);
1187         summary_unlock(summaryview);
1188         inc_unlock();
1189         END_TIMING();
1190         return TRUE;
1191 }
1192
1193 #undef CURRENTLY_DISPLAYED
1194
1195
1196 void summary_clear_list(SummaryView *summaryview)
1197 {
1198         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1199         gint optimal_width;
1200
1201         gtk_clist_freeze(clist);
1202
1203         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1204                                 NULL, summary_free_msginfo_func, NULL);
1205
1206         if (summaryview->folder_item) {
1207                 summaryview->folder_item->opened = FALSE;
1208                 summaryview->folder_item = NULL;
1209         }
1210
1211         summaryview->display_msg = FALSE;
1212
1213         summaryview->selected = NULL;
1214         summaryview->displayed = NULL;
1215         summaryview->total_size = 0;
1216         summaryview->deleted = summaryview->moved = 0;
1217         summaryview->copied = 0;
1218         if (summaryview->msgid_table) {
1219                 g_hash_table_destroy(summaryview->msgid_table);
1220                 summaryview->msgid_table = NULL;
1221         }
1222         if (summaryview->subject_table) {
1223                 g_hash_table_destroy(summaryview->subject_table);
1224                 summaryview->subject_table = NULL;
1225         }
1226         summaryview->mlist = NULL;
1227
1228         gtk_clist_clear(clist);
1229         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1230                 optimal_width = gtk_clist_optimal_column_width
1231                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1232                 gtk_clist_set_column_width
1233                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1234                          optimal_width);
1235         }
1236
1237         gtk_clist_thaw(clist);
1238 }
1239
1240 void summary_clear_all(SummaryView *summaryview)
1241 {
1242         messageview_clear(summaryview->messageview);
1243         summary_clear_list(summaryview);
1244         summary_set_menu_sensitive(summaryview);
1245         toolbar_main_set_sensitive(summaryview->mainwin);
1246         summary_status_show(summaryview);
1247 }
1248
1249 void summary_lock(SummaryView *summaryview)
1250 {
1251         summaryview->lock_count++;
1252 }
1253
1254 void summary_unlock(SummaryView *summaryview)
1255 {
1256         if (summaryview->lock_count)
1257                 summaryview->lock_count--;
1258 }
1259
1260 gboolean summary_is_locked(SummaryView *summaryview)
1261 {
1262         return summaryview->lock_count > 0;
1263 }
1264
1265 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1266 {
1267         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1268         SummarySelection selection;
1269
1270         if (!clist->row_list)
1271                 selection = SUMMARY_NONE;
1272         else if (!clist->selection)
1273                 selection = SUMMARY_SELECTED_NONE;
1274         else if (!clist->selection->next)
1275                 selection = SUMMARY_SELECTED_SINGLE;
1276         else
1277                 selection = SUMMARY_SELECTED_MULTIPLE;
1278
1279         return selection;
1280 }
1281
1282 /*!
1283  *\return       MsgInfo * Selected message if there's one selected;
1284  *              if multiple selected, or none, return NULL.
1285  */
1286 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1287 {
1288         /* summaryview->selected may be valid when multiple
1289          * messages were selected */
1290         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1291
1292         if (sellist == NULL || sellist->next)
1293                 return NULL;
1294
1295         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1296 }
1297
1298 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1299 {
1300         GSList *mlist = NULL;
1301         GList *cur;
1302         MsgInfo *msginfo;
1303
1304         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1305              cur = cur->next) {
1306                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1307                 mlist = g_slist_prepend(mlist, msginfo);
1308         }
1309
1310         mlist = g_slist_reverse(mlist);
1311
1312         return mlist;
1313 }
1314
1315 GSList *summary_get_msg_list(SummaryView *summaryview)
1316 {
1317         GSList *mlist = NULL;
1318         GtkCTree *ctree;
1319         GtkCTreeNode *node;
1320         MsgInfo *msginfo;
1321
1322         ctree = GTK_CTREE(summaryview->ctree);
1323
1324         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1325              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1326                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1327                 mlist = g_slist_prepend(mlist, msginfo);
1328         }
1329
1330         mlist = g_slist_reverse(mlist);
1331
1332         return mlist;
1333 }
1334
1335 void summary_set_menu_sensitive(SummaryView *summaryview)
1336 {
1337         GtkItemFactory *ifactory = summaryview->popupfactory;
1338         SensitiveCond state;
1339         gboolean sensitive;
1340         GtkWidget *menuitem;
1341         gint i;
1342
1343         static const struct {
1344                 gchar *const entry;
1345                 SensitiveCond cond;
1346         } entry[] = {
1347                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1348                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1349                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1350                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1351                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1352
1353                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1354                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1355                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1356
1357                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1358                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1359                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1360                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1361
1362                 {"/Mark"                        , M_TARGET_EXIST},
1363                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1364                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1365                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1366                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1367                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1368                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1369                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1370                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1371                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1372                 {"/Color label"                 , M_TARGET_EXIST},
1373
1374                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1375                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1376                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1377
1378                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1379                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1380                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1381                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1382                 {"/Save as..."                  , M_TARGET_EXIST},
1383                 {"/Print..."                    , M_TARGET_EXIST},
1384                 {NULL, 0}
1385         };
1386
1387         main_window_set_menu_sensitive(summaryview->mainwin);
1388
1389         state = main_window_get_current_state(summaryview->mainwin);
1390
1391         for (i = 0; entry[i].entry != NULL; i++) {
1392                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1393                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1394         }
1395
1396
1397         summary_lock(summaryview);
1398         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1399         if (summaryview->messageview
1400         &&  summaryview->messageview->mimeview
1401         &&  summaryview->messageview->mimeview->textview)
1402                 gtk_check_menu_item_set_active
1403                         (GTK_CHECK_MENU_ITEM(menuitem),
1404                          summaryview->messageview->mimeview->textview->show_all_headers);
1405         summary_unlock(summaryview);
1406 }
1407
1408 void summary_select_prev_unread(SummaryView *summaryview)
1409 {
1410         GtkCTreeNode *node;
1411         gboolean skip_cur = FALSE;
1412
1413         if (summaryview->displayed
1414         &&  summaryview->selected == summaryview->displayed) {
1415                 debug_print("skipping current\n");
1416                 skip_cur = TRUE;
1417         }
1418
1419         node = summary_find_prev_flagged_msg
1420                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1421
1422         if (!node || node == summaryview->selected) {
1423                 AlertValue val = 0;
1424
1425                 switch (prefs_common.next_unread_msg_dialog) {
1426                         case NEXTUNREADMSGDIALOG_ALWAYS:
1427                                 val = alertpanel(_("No more unread messages"),
1428                                                  _("No unread message found. "
1429                                                    "Search from the end?"),
1430                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1431                                 break;
1432                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1433                                 val = G_ALERTALTERNATE;
1434                                 break;
1435                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1436                                 val = !G_ALERTALTERNATE;
1437                                 break;
1438                         default:
1439                                 debug_print(
1440                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1441                 }
1442                 if (val != G_ALERTALTERNATE) return;
1443                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1444                                                      MSG_UNREAD, FALSE);
1445         }
1446
1447         if (!node)
1448                 alertpanel_notice(_("No unread messages."));
1449         else
1450                 summary_select_node(summaryview, node, TRUE, FALSE);
1451 }
1452
1453 void summary_select_next_unread(SummaryView *summaryview)
1454 {
1455         GtkCTreeNode *node = summaryview->selected;
1456         gboolean skip_cur = FALSE;
1457
1458         if (summaryview->displayed
1459         &&  summaryview->selected == summaryview->displayed) {
1460                 debug_print("skipping cur (%p %p)\n",
1461                         summaryview->displayed, summaryview->selected);
1462                 skip_cur = TRUE;
1463         }
1464
1465
1466         node = summary_find_next_flagged_msg
1467                 (summaryview, node, MSG_UNREAD, skip_cur);
1468
1469         if (node)
1470                 summary_select_node(summaryview, node, TRUE, FALSE);
1471         else {
1472                 node = summary_find_next_flagged_msg
1473                         (summaryview, NULL, MSG_UNREAD, FALSE);
1474                 if (node == NULL || node == summaryview->selected) {
1475                         AlertValue val = 0;
1476
1477                         switch (prefs_common.next_unread_msg_dialog) {
1478                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1479                                         val = alertpanel(_("No more unread messages"),
1480                                                          _("No unread message found. "
1481                                                            "Go to next folder?"),
1482                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1483                                         break;
1484                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1485                                         val = G_ALERTALTERNATE;
1486                                         break;
1487                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1488                                         val = G_ALERTOTHER;
1489                                         break;
1490                                 default:
1491                                         debug_print(
1492                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1493                         }
1494
1495                         if (val == G_ALERTALTERNATE) {
1496                                 folderview_select_next_unread(summaryview->folderview);
1497                                 return;
1498                         }
1499                         else
1500                                 return;
1501                 } else
1502                         summary_select_node(summaryview, node, TRUE, FALSE);
1503
1504         }
1505 }
1506
1507 void summary_select_prev_new(SummaryView *summaryview)
1508 {
1509         GtkCTreeNode *node;
1510         gboolean skip_cur = FALSE;
1511
1512         if (summaryview->displayed
1513         &&  summaryview->selected == summaryview->displayed) {
1514                 debug_print("skipping current\n");
1515                 skip_cur = TRUE;
1516         }
1517
1518         node = summary_find_prev_flagged_msg
1519                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1520
1521         if (!node || node == summaryview->selected) {
1522                 AlertValue val = 0;
1523
1524                 switch (prefs_common.next_unread_msg_dialog) {
1525                         case NEXTUNREADMSGDIALOG_ALWAYS:
1526                                 val = alertpanel(_("No more new messages"),
1527                                                  _("No new message found. "
1528                                                    "Search from the end?"),
1529                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1530                                 break;
1531                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1532                                 val = G_ALERTALTERNATE;
1533                                 break;
1534                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1535                                 val = !G_ALERTALTERNATE;
1536                                 break;
1537                         default:
1538                                 debug_print(
1539                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1540                 }
1541                 if (val != G_ALERTALTERNATE) return;
1542                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1543                                                      MSG_NEW, FALSE);
1544         }
1545
1546         if (!node)
1547                 alertpanel_notice(_("No new messages."));
1548         else
1549                 summary_select_node(summaryview, node, TRUE, FALSE);
1550 }
1551
1552 void summary_select_next_new(SummaryView *summaryview)
1553 {
1554         GtkCTreeNode *node = summaryview->selected;
1555         gboolean skip_cur = FALSE;
1556
1557         if (summaryview->displayed
1558         &&  summaryview->selected == summaryview->displayed) {
1559                 debug_print("skipping cur (%p %p)\n",
1560                         summaryview->displayed, summaryview->selected);
1561                 skip_cur = TRUE;
1562         }
1563
1564
1565         node = summary_find_next_flagged_msg
1566                 (summaryview, node, MSG_NEW, skip_cur);
1567
1568         if (node)
1569                 summary_select_node(summaryview, node, TRUE, FALSE);
1570         else {
1571                 node = summary_find_next_flagged_msg
1572                         (summaryview, NULL, MSG_NEW, FALSE);
1573                 if (node == NULL || node == summaryview->selected) {
1574                         AlertValue val = 0;
1575
1576                         switch (prefs_common.next_unread_msg_dialog) {
1577                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1578                                         val = alertpanel(_("No more new messages"),
1579                                                          _("No new message found. "
1580                                                            "Go to next folder?"),
1581                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1582                                         break;
1583                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1584                                         val = G_ALERTALTERNATE;
1585                                         break;
1586                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1587                                         val = G_ALERTOTHER;
1588                                         break;
1589                                 default:
1590                                         debug_print(
1591                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1592                         }
1593
1594                         if (val == G_ALERTALTERNATE) {
1595                                 folderview_select_next_new(summaryview->folderview);
1596                                 return;
1597                         }
1598                         else
1599                                 return;
1600                 } else
1601                         summary_select_node(summaryview, node, TRUE, FALSE);
1602
1603         }
1604 }
1605
1606 void summary_select_prev_marked(SummaryView *summaryview)
1607 {
1608         GtkCTreeNode *node;
1609
1610         node = summary_find_prev_flagged_msg
1611                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1612
1613         if (!node) {
1614                 AlertValue val;
1615
1616                 val = alertpanel(_("No more marked messages"),
1617                                  _("No marked message found. "
1618                                    "Search from the end?"),
1619                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1620                 if (val != G_ALERTALTERNATE) return;
1621                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1622                                                      MSG_MARKED, TRUE);
1623         }
1624
1625         if (!node)
1626                 alertpanel_notice(_("No marked messages."));
1627         else
1628                 summary_select_node(summaryview, node, TRUE, FALSE);
1629 }
1630
1631 void summary_select_next_marked(SummaryView *summaryview)
1632 {
1633         GtkCTreeNode *node = summaryview->selected;
1634         gboolean skip_cur = FALSE;
1635
1636         if (summaryview->displayed
1637         &&  summaryview->selected == summaryview->displayed) {
1638                 debug_print("skipping cur (%p %p)\n",
1639                         summaryview->displayed, summaryview->selected);
1640                 skip_cur = TRUE;
1641         }
1642
1643
1644         node = summary_find_next_flagged_msg
1645                 (summaryview, node, MSG_MARKED, skip_cur);
1646
1647         if (node)
1648                 summary_select_node(summaryview, node, TRUE, FALSE);
1649         else {
1650                 node = summary_find_next_flagged_msg
1651                         (summaryview, NULL, MSG_MARKED, FALSE);
1652                 if (node == NULL || node == summaryview->selected) {
1653                         AlertValue val = 0;
1654
1655                         switch (prefs_common.next_unread_msg_dialog) {
1656                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1657                                         val = alertpanel(_("No more marked messages"),
1658                                                          _("No marked message found. "
1659                                                            "Go to next folder?"),
1660                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1661                                         break;
1662                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1663                                         val = G_ALERTALTERNATE;
1664                                         break;
1665                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1666                                         val = G_ALERTOTHER;
1667                                         break;
1668                                 default:
1669                                         debug_print(
1670                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1671                         }
1672
1673                         if (val == G_ALERTALTERNATE) {
1674                                 folderview_select_next_marked(summaryview->folderview);
1675                                 return;
1676                         }
1677                         else
1678                                 return;
1679                 } else
1680                         summary_select_node(summaryview, node, TRUE, FALSE);
1681
1682         }
1683 }
1684
1685 void summary_select_prev_labeled(SummaryView *summaryview)
1686 {
1687         GtkCTreeNode *node;
1688
1689         node = summary_find_prev_flagged_msg
1690                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1691
1692         if (!node) {
1693                 AlertValue val;
1694
1695                 val = alertpanel(_("No more labeled messages"),
1696                                  _("No labeled message found. "
1697                                    "Search from the end?"),
1698                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1699                 if (val != G_ALERTALTERNATE) return;
1700                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1701                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1702         }
1703
1704         if (!node)
1705                 alertpanel_notice(_("No labeled messages."));
1706         else
1707                 summary_select_node(summaryview, node, TRUE, FALSE);
1708 }
1709
1710 void summary_select_next_labeled(SummaryView *summaryview)
1711 {
1712         GtkCTreeNode *node;
1713
1714         node = summary_find_next_flagged_msg
1715                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1716
1717         if (!node) {
1718                 AlertValue val;
1719
1720                 val = alertpanel(_("No more labeled messages"),
1721                                  _("No labeled message found. "
1722                                    "Search from the beginning?"),
1723                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1724                 if (val != G_ALERTALTERNATE) return;
1725                 node = summary_find_next_flagged_msg(summaryview, NULL,
1726                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1727         }
1728
1729         if (!node)
1730                 alertpanel_notice(_("No labeled messages."));
1731         else
1732                 summary_select_node(summaryview, node, TRUE, FALSE);
1733 }
1734
1735 void summary_select_last_read(SummaryView *summaryview)
1736 {
1737         if (summaryview->last_displayed)
1738                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1739 }
1740
1741 void summary_select_parent(SummaryView *summaryview)
1742 {
1743         GtkCTreeNode *node = NULL;
1744
1745         if (summaryview->selected)
1746                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1747         if (node)
1748                 summary_select_node(summaryview, node, TRUE, FALSE);
1749 }
1750
1751 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1752 {
1753         GtkCTreeNode *node;
1754
1755         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1756         summary_select_node(summaryview, node, FALSE, TRUE);
1757 }
1758
1759 /**
1760  * summary_select_node:
1761  * @summaryview: Summary view.
1762  * @node: Summary tree node.
1763  * @display_msg: TRUE to display the selected message.
1764  * @do_refresh: TRUE to refresh the widget.
1765  *
1766  * Select @node (bringing it into view by scrolling and expanding its
1767  * thread, if necessary) and unselect all others.  If @display_msg is
1768  * TRUE, display the corresponding message in the message view.
1769  * If @do_refresh is TRUE, the widget is refreshed.
1770  **/
1771 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1772                          gboolean display_msg, gboolean do_refresh)
1773 {
1774         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1775         if (summary_is_locked(summaryview))
1776                 return;
1777         if (!summaryview->folder_item)
1778                 return;
1779         if (node) {
1780                 gtkut_ctree_expand_parent_all(ctree, node);
1781                 if (do_refresh) {
1782                         summary_lock(summaryview);
1783                         GTK_EVENTS_FLUSH();
1784                         summary_unlock(summaryview);
1785                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1786                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1787                 }
1788                 if (display_msg && summaryview->displayed == node)
1789                         summaryview->displayed = NULL;
1790                 summaryview->display_msg = display_msg;
1791                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1792                 if (summaryview->selected == NULL)
1793                         summaryview->selected = node;
1794         }
1795 }
1796
1797 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1798 {
1799         GtkCTree *ctree =NULL;
1800         MsgInfo *msginfo;
1801
1802         if (!summaryview)
1803                 return 0;
1804         ctree = GTK_CTREE(summaryview->ctree);
1805         if (!node)
1806                 return 0;
1807         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1808         if (msginfo)
1809                 return msginfo->msgnum;
1810         else
1811                 return -1;
1812 }
1813
1814 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1815                                            GtkCTreeNode *current_node)
1816 {
1817         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1818         GtkCTreeNode *node;
1819         MsgInfo *msginfo;
1820
1821         if (current_node)
1822                 node = current_node;
1823         else
1824                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1825
1826         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1827                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1828                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1829         }
1830
1831         return node;
1832 }
1833
1834 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1835                                            GtkCTreeNode *current_node)
1836 {
1837         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1838         GtkCTreeNode *node;
1839         MsgInfo *msginfo;
1840
1841         if (current_node)
1842                 node = current_node;
1843         else
1844                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1845
1846         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1847                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1848                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1849                 && !MSG_IS_MOVE(msginfo->flags)) break;
1850         }
1851
1852         return node;
1853 }
1854
1855 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1856                                                    GtkCTreeNode *current_node,
1857                                                    MsgPermFlags flags,
1858                                                    gboolean start_from_prev)
1859 {
1860         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1861         GtkCTreeNode *node;
1862         MsgInfo *msginfo;
1863
1864         if (current_node) {
1865                 if (start_from_prev)
1866                         node = GTK_CTREE_NODE_PREV(current_node);
1867                 else
1868                         node = current_node;
1869         } else
1870                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1871
1872         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1873                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1874                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1875         }
1876
1877         return node;
1878 }
1879
1880 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1881                                                    GtkCTreeNode *current_node,
1882                                                    MsgPermFlags flags,
1883                                                    gboolean start_from_next)
1884 {
1885         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1886         GtkCTreeNode *node;
1887         MsgInfo *msginfo;
1888
1889         if (current_node) {
1890                 if (start_from_next)
1891                         node = gtkut_ctree_node_next(ctree, current_node);
1892                 else
1893                         node = current_node;
1894         } else
1895                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1896
1897         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1898                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1899                 /* Find msg with matching flags but ignore messages with
1900                    ignore flags, if searching for new or unread messages */
1901                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1902                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1903                         )
1904                         break;
1905         }
1906
1907         return node;
1908 }
1909
1910 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1911                                                 guint msgnum)
1912 {
1913         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1914         GtkCTreeNode *node;
1915         MsgInfo *msginfo;
1916
1917         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1918
1919         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1920                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1921                 if (msginfo && msginfo->msgnum == msgnum) break;
1922         }
1923
1924         return node;
1925 }
1926
1927 static guint attract_hash_func(gconstpointer key)
1928 {
1929         gchar *str;
1930         gchar *p;
1931         guint h;
1932
1933         Xstrdup_a(str, (const gchar *)key, return 0);
1934         trim_subject(str);
1935
1936         p = str;
1937         h = *p;
1938
1939         if (h) {
1940                 for (p += 1; *p != '\0'; p++)
1941                         h = (h << 5) - h + *p;
1942         }
1943
1944         return h;
1945 }
1946
1947 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1948 {
1949         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1950 }
1951
1952 void summary_attract_by_subject(SummaryView *summaryview)
1953 {
1954         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1955         GtkCList *clist = GTK_CLIST(ctree);
1956         GtkCTreeNode *src_node;
1957         GtkCTreeNode *dst_node, *sibling;
1958         GtkCTreeNode *tmp;
1959         MsgInfo *src_msginfo, *dst_msginfo;
1960         GHashTable *subject_table;
1961
1962         debug_print("Attracting messages by subject...");
1963         STATUSBAR_PUSH(summaryview->mainwin,
1964                        _("Attracting messages by subject..."));
1965
1966         main_window_cursor_wait(summaryview->mainwin);
1967         gtk_clist_freeze(clist);
1968
1969         subject_table = g_hash_table_new(attract_hash_func,
1970                                          attract_compare_func);
1971
1972         for (src_node = GTK_CTREE_NODE(clist->row_list);
1973              src_node != NULL;
1974              src_node = tmp) {
1975                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1976                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1977                 if (!src_msginfo) continue;
1978                 if (!src_msginfo->subject) continue;
1979
1980                 /* find attracting node */
1981                 dst_node = g_hash_table_lookup(subject_table,
1982                                                src_msginfo->subject);
1983
1984                 if (dst_node) {
1985                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1986
1987                         /* if the time difference is more than 20 days,
1988                            don't attract */
1989                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1990                             > 60 * 60 * 24 * 20)
1991                                 continue;
1992
1993                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1994                         if (src_node != sibling)
1995                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1996                 }
1997
1998                 g_hash_table_insert(subject_table,
1999                                     src_msginfo->subject, src_node);
2000         }
2001
2002         g_hash_table_destroy(subject_table);
2003
2004         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2005
2006         gtk_clist_thaw(clist);
2007
2008         debug_print("done.\n");
2009         STATUSBAR_POP(summaryview->mainwin);
2010
2011         main_window_cursor_normal(summaryview->mainwin);
2012 }
2013
2014 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2015                                       gpointer data)
2016 {
2017         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2018
2019         if (msginfo)
2020                 procmsg_msginfo_free(msginfo);
2021 }
2022
2023 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2024                                    gpointer data)
2025 {
2026         SummaryView *summaryview = data;
2027         MsgInfo *msginfo;
2028
2029         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2030
2031         if (MSG_IS_DELETED(msginfo->flags))
2032                 summaryview->deleted++;
2033
2034         summaryview->total_size += msginfo->size;
2035
2036         summary_set_row_marks(summaryview, node);
2037 }
2038
2039 static void summary_update_status(SummaryView *summaryview)
2040 {
2041         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2042         GtkCTreeNode *node;
2043         MsgInfo *msginfo;
2044
2045         summaryview->total_size =
2046         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2047
2048         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2049              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2050                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2051
2052                 if (MSG_IS_DELETED(msginfo->flags))
2053                         summaryview->deleted++;
2054                 if (MSG_IS_MOVE(msginfo->flags))
2055                         summaryview->moved++;
2056                 if (MSG_IS_COPY(msginfo->flags))
2057                         summaryview->copied++;
2058                 summaryview->total_size += msginfo->size;
2059         }
2060 }
2061
2062 static void summary_status_show(SummaryView *summaryview)
2063 {
2064         gchar *str;
2065         gchar *del, *mv, *cp;
2066         gchar *sel;
2067         gchar *spc;
2068         gchar *itstr;
2069         GList *rowlist, *cur;
2070         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2071         off_t sel_size = 0, n_size = 0;
2072         MsgInfo *msginfo;
2073         gchar *name;
2074
2075         if (!summaryview->folder_item) {
2076                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2077                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2078                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2079                 toolbar_main_set_sensitive(summaryview->mainwin);
2080                 return;
2081         }
2082
2083         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2084         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2085                 msginfo = gtk_ctree_node_get_row_data
2086                         (GTK_CTREE(summaryview->ctree),
2087                          GTK_CTREE_NODE(cur->data));
2088                 if (msginfo) {
2089                         sel_size += msginfo->size;
2090                         n_selected++;
2091                 }
2092         }
2093
2094         if (summaryview->folder_item->hide_read_msgs
2095         || quicksearch_is_active(summaryview->quicksearch)) {
2096                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2097                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2098                         msginfo = gtk_ctree_node_get_row_data
2099                                 (GTK_CTREE(summaryview->ctree),
2100                                  GTK_CTREE_NODE(cur));
2101                         if (msginfo) {
2102                                 n_size += msginfo->size;
2103                                 n_total++;
2104                                 if (MSG_IS_NEW(msginfo->flags))
2105                                         n_new++;
2106                                 if (MSG_IS_UNREAD(msginfo->flags))
2107                                         n_unread++;
2108                         }
2109                 }
2110         } else {
2111                 n_new = summaryview->folder_item->new_msgs;
2112                 n_unread = summaryview->folder_item->unread_msgs;
2113                 n_total = summaryview->folder_item->total_msgs;
2114                 n_size = summaryview->total_size;
2115         }
2116
2117         name = folder_item_get_name(summaryview->folder_item);
2118         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2119         g_free(name);
2120
2121         if (summaryview->deleted)
2122                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2123         else
2124                 del = g_strdup("");
2125         if (summaryview->moved)
2126                 mv = g_strdup_printf(_("%s%d moved"),
2127                                      summaryview->deleted ? _(", ") : "",
2128                                      summaryview->moved);
2129         else
2130                 mv = g_strdup("");
2131         if (summaryview->copied)
2132                 cp = g_strdup_printf(_("%s%d copied"),
2133                                      summaryview->deleted ||
2134                                      summaryview->moved ? _(", ") : "",
2135                                      summaryview->copied);
2136         else
2137                 cp = g_strdup("");
2138
2139         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2140                 spc = "    ";
2141         else
2142                 spc = "";
2143
2144         if (n_selected) {
2145                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2146                 if (n_selected == 1)
2147                         itstr = g_strdup(_(" item selected"));
2148                 else
2149                         itstr = g_strdup(_(" items selected"));
2150         } else {
2151                 sel = g_strdup("");
2152                 itstr = g_strdup("");
2153         }
2154
2155         str = g_strconcat(n_selected ? itos(n_selected) : "",
2156                                         itstr, sel, spc, del, mv, cp, NULL);
2157         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2158         g_free(str);
2159         g_free(sel);
2160         g_free(del);
2161         g_free(mv);
2162         g_free(cp);
2163         g_free(itstr);
2164
2165         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2166
2167                                       n_new, n_unread, n_total,
2168                                       to_human_readable(n_size));
2169         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2170         g_free(str);
2171         toolbar_main_set_sensitive(summaryview->mainwin);
2172 }
2173
2174 static void summary_set_column_titles(SummaryView *summaryview)
2175 {
2176         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2177         FolderItem *item = summaryview->folder_item;
2178         GtkWidget *hbox;
2179         GtkWidget *label;
2180         GtkWidget *arrow;
2181         gint pos;
2182         const gchar *title;
2183         SummaryColumnType type;
2184         GtkJustification justify;
2185
2186         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2187                 SORT_BY_MARK,
2188                 SORT_BY_STATUS,
2189                 SORT_BY_MIME,
2190                 SORT_BY_SUBJECT,
2191                 SORT_BY_FROM,
2192                 SORT_BY_TO,
2193                 SORT_BY_DATE,
2194                 SORT_BY_SIZE,
2195                 SORT_BY_NUMBER,
2196                 SORT_BY_SCORE,
2197                 SORT_BY_LOCKED
2198         };
2199
2200         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2201                 type = summaryview->col_state[pos].type;
2202
2203                 /* CLAWS: mime and unread are single char headers */
2204                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2205                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2206
2207                 switch (type) {
2208                 case S_COL_SUBJECT:
2209                 case S_COL_FROM:
2210                 case S_COL_TO:
2211                 case S_COL_DATE:
2212                 case S_COL_NUMBER:
2213                         if(type == S_COL_FROM && item != NULL &&
2214                                         FOLDER_SHOWS_TO_HDR(item))
2215                                 type = S_COL_TO;
2216                         if (prefs_common.trans_hdr)
2217                                 title = gettext(col_label[type]);
2218                         else
2219                                 title = col_label[type];
2220                         break;
2221                 default:
2222                         title = gettext(col_label[type]);
2223                 }
2224
2225                 if (type == S_COL_MIME) {
2226                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2227                         gtk_widget_show(label);
2228                         gtk_clist_set_column_widget(clist, pos, label);
2229                         continue;
2230                 } else if (type == S_COL_MARK) {
2231                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2232                         gtk_widget_show(label);
2233                         gtk_clist_set_column_widget(clist, pos, label);
2234                         continue;
2235                 } else if (type == S_COL_LOCKED) {
2236                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2237                         gtk_widget_show(label);
2238                         gtk_clist_set_column_widget(clist, pos, label);
2239                         continue;
2240                 } else if (type == S_COL_STATUS) {
2241                         gtk_clist_set_column_title(clist, pos, title);
2242                         continue;
2243                 }
2244
2245                 hbox  = gtk_hbox_new(FALSE, 4);
2246                 label = gtk_label_new(title);
2247
2248                 if (justify == GTK_JUSTIFY_RIGHT)
2249                         gtk_box_pack_end(GTK_BOX(hbox), label,
2250                                          FALSE, FALSE, 0);
2251                 else
2252                         gtk_box_pack_start(GTK_BOX(hbox), label,
2253                                            FALSE, FALSE, 0);
2254
2255                 if (summaryview->sort_key == sort_by[type]) {
2256                         arrow = gtk_arrow_new
2257                                 (summaryview->sort_type == SORT_ASCENDING
2258                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2259                                  GTK_SHADOW_IN);
2260                         if (justify == GTK_JUSTIFY_RIGHT)
2261                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2262                                                    FALSE, FALSE, 0);
2263                         else
2264                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2265                                                  FALSE, FALSE, 0);
2266                 }
2267
2268                 gtk_widget_show_all(hbox);
2269                 gtk_clist_set_column_widget(clist, pos, hbox);
2270         }
2271 }
2272
2273 void summary_reflect_prefs(void)
2274 {
2275         static gchar *last_font = NULL;
2276         gboolean update_font = TRUE;
2277         SummaryView *summaryview = NULL;
2278
2279         if (!mainwindow_get_mainwindow())
2280                 return;
2281         summaryview = mainwindow_get_mainwindow()->summaryview;
2282
2283         if (last_font && !strcmp(last_font, NORMAL_FONT))
2284                 update_font = FALSE;
2285
2286         g_free(last_font);
2287
2288         last_font = g_strdup(NORMAL_FONT);
2289
2290         if (update_font) {
2291                 bold_style = bold_marked_style = bold_deleted_style =
2292                         small_style = small_marked_style = small_deleted_style = NULL;
2293                 summary_set_fonts(summaryview);
2294         }
2295
2296         summary_set_column_titles(summaryview);
2297         summary_show(summaryview, summaryview->folder_item);
2298 }
2299
2300 void summary_sort(SummaryView *summaryview,
2301                   FolderSortKey sort_key, FolderSortType sort_type)
2302 {
2303         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2304         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2305         GtkCListCompareFunc cmp_func = NULL;
2306         START_TIMING("summary_sort");
2307         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2308                                        G_CALLBACK(summary_tree_expanded), summaryview);
2309         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2310
2311         switch (sort_key) {
2312         case SORT_BY_MARK:
2313                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2314                 break;
2315         case SORT_BY_STATUS:
2316                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2317                 break;
2318         case SORT_BY_MIME:
2319                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2320                 break;
2321         case SORT_BY_NUMBER:
2322                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2323                 break;
2324         case SORT_BY_SIZE:
2325                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2326                 break;
2327         case SORT_BY_DATE:
2328                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2329                 break;
2330         case SORT_BY_FROM:
2331                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2332                 break;
2333         case SORT_BY_SUBJECT:
2334                 if (summaryview->simplify_subject_preg)
2335                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2336                 else
2337                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2338                 break;
2339         case SORT_BY_SCORE:
2340                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2341                 break;
2342         case SORT_BY_LABEL:
2343                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2344                 break;
2345         case SORT_BY_TO:
2346                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2347                 break;
2348         case SORT_BY_LOCKED:
2349                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2350                 break;
2351         case SORT_BY_NONE:
2352                 break;
2353         default:
2354                 goto unlock;
2355         }
2356
2357         summaryview->sort_key = sort_key;
2358         summaryview->sort_type = sort_type;
2359
2360         summary_set_column_titles(summaryview);
2361         summary_set_menu_sensitive(summaryview);
2362
2363         /* allow fallback to don't sort */
2364         if (summaryview->sort_key == SORT_BY_NONE)
2365                 goto unlock;
2366
2367         if (cmp_func != NULL) {
2368                 debug_print("Sorting summary...");
2369                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2370
2371                 main_window_cursor_wait(summaryview->mainwin);
2372
2373                 gtk_clist_freeze(clist);
2374                 gtk_clist_set_compare_func(clist, cmp_func);
2375
2376                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2377                 gtk_sctree_sort_recursive(ctree, NULL);
2378
2379                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2380
2381                 main_window_cursor_normal(summaryview->mainwin);
2382                 gtk_clist_thaw(clist);
2383
2384                 debug_print("done.\n");
2385                 STATUSBAR_POP(summaryview->mainwin);
2386         }
2387 unlock:
2388         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2389         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2390                                        G_CALLBACK(summary_tree_expanded), summaryview);
2391         END_TIMING();
2392 }
2393
2394 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2395                                    GtkCTreeNode *cnode, gpointer data)
2396 {
2397         SummaryView *summaryview = (SummaryView *)data;
2398         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2399         gchar *text[N_SUMMARY_COLS];
2400         gint *col_pos = summaryview->col_pos;
2401         const gchar *msgid = msginfo->msgid;
2402         GHashTable *msgid_table = summaryview->msgid_table;
2403
2404         summary_set_header(summaryview, text, msginfo);
2405
2406         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2407                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2408 #define SET_TEXT(col) {                                         \
2409         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2410                                 text[col_pos[col]]);            \
2411 }
2412
2413         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2414                 SET_TEXT(S_COL_NUMBER);
2415         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2416                 SET_TEXT(S_COL_SCORE);
2417         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2418                 SET_TEXT(S_COL_SIZE);
2419         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2420                 SET_TEXT(S_COL_DATE);
2421         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2422                 SET_TEXT(S_COL_FROM);
2423         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2424                 SET_TEXT(S_COL_TO);
2425
2426 #undef SET_TEXT
2427
2428         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2429         summary_set_marks_func(ctree, cnode, summaryview);
2430
2431         if (msgid && msgid[0] != '\0')
2432                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2433
2434         return TRUE;
2435 }
2436
2437 static void summary_set_ctree_from_list(SummaryView *summaryview,
2438                                         GSList *mlist)
2439 {
2440         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2441         MsgInfo *msginfo;
2442         GtkCTreeNode *node = NULL;
2443         GHashTable *msgid_table;
2444         GHashTable *subject_table;
2445         GSList * cur;
2446         START_TIMING("summary_set_ctree_from_list");
2447
2448         if (!mlist) return;
2449
2450         debug_print("\tSetting summary from message data...");
2451         STATUSBAR_PUSH(summaryview->mainwin,
2452                        _("Setting summary from message data..."));
2453         gdk_flush();
2454
2455         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2456                                        G_CALLBACK(summary_tree_expanded), summaryview);
2457
2458         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2459         summaryview->msgid_table = msgid_table;
2460         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2461         summaryview->subject_table = subject_table;
2462
2463         if (prefs_common.use_addr_book)
2464                 start_address_completion(NULL);
2465
2466         if (summaryview->threaded) {
2467                 GNode *root, *gnode;
2468                 START_TIMING("summaryview_set_ctree_from_list(1)");
2469                 root = procmsg_get_thread_tree(mlist);
2470
2471                 for (gnode = root->children; gnode != NULL;
2472                      gnode = gnode->next) {
2473                         node = gtk_sctree_insert_gnode
2474                                 (ctree, NULL, node, gnode,
2475                                  summary_insert_gnode_func, summaryview);
2476                 }
2477
2478                 g_node_destroy(root);
2479
2480                 END_TIMING();
2481         } else {
2482                 gchar *text[N_SUMMARY_COLS];
2483                 START_TIMING("summaryview_set_ctree_from_list(2)");
2484                 cur = mlist;
2485                 for (; mlist != NULL; mlist = mlist->next) {
2486                         msginfo = (MsgInfo *)mlist->data;
2487
2488                         summary_set_header(summaryview, text, msginfo);
2489
2490                         node = gtk_sctree_insert_node
2491                                 (ctree, NULL, node, text, 2,
2492                                  NULL, NULL, NULL, NULL,
2493                                  FALSE, FALSE);
2494
2495                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2496                         summary_set_marks_func(ctree, node, summaryview);
2497
2498                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2499                                 g_hash_table_insert(msgid_table,
2500                                                     msginfo->msgid, node);
2501
2502                         subject_table_insert(subject_table,
2503                                              msginfo->subject,
2504                                              node);
2505                 }
2506                 mlist = cur;
2507                 END_TIMING();
2508         }
2509
2510         if (prefs_common.enable_hscrollbar &&
2511             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2512                 gint optimal_width;
2513
2514                 optimal_width = gtk_clist_optimal_column_width
2515                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2516                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2517                                            summaryview->col_pos[S_COL_SUBJECT],
2518                                            optimal_width);
2519         }
2520
2521         if (prefs_common.use_addr_book)
2522                 end_address_completion();
2523
2524         debug_print("done.\n");
2525         STATUSBAR_POP(summaryview->mainwin);
2526         if (debug_get_mode()) {
2527                 debug_print("\tmsgid hash table size = %d\n",
2528                             g_hash_table_size(msgid_table));
2529                 debug_print("\tsubject hash table size = %d\n",
2530                             g_hash_table_size(subject_table));
2531         }
2532
2533         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2534
2535         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2536
2537         if (prefs_common.bold_unread) {
2538                 START_TIMING("summaryview_set_ctree_from_list(3)");
2539                 while (node) {
2540                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2541                         if (GTK_CTREE_ROW(node)->children)
2542                                 summary_set_row_marks(summaryview, node);
2543                         node = next;
2544                 }
2545                 END_TIMING();
2546         }
2547
2548         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2549                                        G_CALLBACK(summary_tree_expanded), summaryview);
2550         END_TIMING();
2551 }
2552
2553 static gchar *summary_complete_address(const gchar *addr)
2554 {
2555         gint count;
2556         gchar *res, *tmp, *email_addr;
2557
2558         if (addr == NULL)
2559                 return NULL;
2560
2561         Xstrdup_a(email_addr, addr, return NULL);
2562         extract_address(email_addr);
2563         if (!*email_addr)
2564                 return NULL;
2565
2566         /*
2567          * completion stuff must be already initialized
2568          */
2569         res = NULL;
2570         if (1 < (count = complete_address(email_addr))) {
2571                 tmp = get_complete_address(1);
2572                 res = procheader_get_fromname(tmp);
2573                 g_free(tmp);
2574         }
2575
2576         return res;
2577 }
2578
2579 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2580                                MsgInfo *msginfo)
2581 {
2582         static gchar date_modified[80];
2583         static gchar col_score[11];
2584         static gchar buf[BUFFSIZE];
2585         gint *col_pos = summaryview->col_pos;
2586         gchar *from_text = NULL, *to_text = NULL;
2587         gboolean should_swap = FALSE;
2588
2589         text[col_pos[S_COL_FROM]]   = "";
2590         text[col_pos[S_COL_TO]]     = "";
2591         text[col_pos[S_COL_SUBJECT]]= "";
2592         text[col_pos[S_COL_MARK]]   = "";
2593         text[col_pos[S_COL_STATUS]] = "";
2594         text[col_pos[S_COL_MIME]]   = "";
2595         text[col_pos[S_COL_LOCKED]] = "";
2596         text[col_pos[S_COL_DATE]]   = "";
2597         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2598                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2599         else
2600                 text[col_pos[S_COL_NUMBER]] = "";
2601
2602         /* slow! */
2603         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2604                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2605         else
2606                 text[col_pos[S_COL_SIZE]] = "";
2607
2608         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2609                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2610         else
2611                 text[col_pos[S_COL_SCORE]] = "";
2612
2613         /* slow! */
2614         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2615                 if (msginfo->date_t) {
2616                         procheader_date_get_localtime(date_modified,
2617                                                       sizeof(date_modified),
2618                                                       msginfo->date_t);
2619                         text[col_pos[S_COL_DATE]] = date_modified;
2620                 } else if (msginfo->date)
2621                         text[col_pos[S_COL_DATE]] = msginfo->date;
2622                 else
2623                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2624         }
2625
2626         if (prefs_common.swap_from && msginfo->from && msginfo->to
2627         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2628                 gchar *addr = NULL;
2629
2630                 addr = g_strdup(msginfo->from);
2631
2632                 if (addr) {
2633                         extract_address(addr);
2634                         if (account_find_from_address(addr)) {
2635                                 should_swap = TRUE;
2636                         }
2637                         g_free(addr);
2638                 }
2639         }
2640
2641         if (!prefs_common.use_addr_book) {
2642                 from_text = msginfo->fromname ?
2643                                 msginfo->fromname :
2644                                 _("(No From)");
2645         } else {
2646                 gchar buf[BUFFSIZE];
2647                 gchar *tmp = summary_complete_address(msginfo->from);
2648                 if (tmp) {
2649                         strncpy2(buf, tmp, sizeof(buf));
2650                         g_free(tmp);
2651                         from_text = buf;
2652                 } else {
2653                         from_text = (msginfo->fromname) ?
2654                                         msginfo->fromname:
2655                                         _("(No From)");
2656                 }
2657         }
2658
2659         to_text = msginfo->to ? msginfo->to :
2660                    (msginfo->cc ? msginfo->cc :
2661                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2662                      )
2663                    );
2664
2665         text[col_pos[S_COL_TO]] = to_text;
2666         if (!should_swap) {
2667                 text[col_pos[S_COL_FROM]] = from_text;
2668         } else {
2669                 gchar tmp[BUFFSIZE];
2670                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2671                 tmp[BUFFSIZE-1]='\0';
2672                 text[col_pos[S_COL_FROM]] = tmp;
2673         }
2674
2675         if (summaryview->simplify_subject_preg != NULL)
2676                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2677                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2678                                         summaryview->simplify_subject_preg) :
2679                         _("(No Subject)");
2680         else
2681                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2682                         _("(No Subject)");
2683 }
2684
2685 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2686 {
2687         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2688 }
2689
2690 static gboolean defer_change(gpointer data);
2691 typedef struct _ChangeData {
2692         MsgInfo *info;
2693         gint op; /* 0, 1, 2 for unset, set, change */
2694         MsgPermFlags set_flags;
2695         MsgTmpFlags  set_tmp_flags;
2696         MsgPermFlags unset_flags;
2697         MsgTmpFlags  unset_tmp_flags;
2698 } ChangeData;
2699
2700 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2701 {
2702         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2703                 debug_print("flags: doing unset now\n");
2704                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2705         } else {
2706                 ChangeData *unset_data = g_new0(ChangeData, 1);
2707                 unset_data->info = msginfo;
2708                 unset_data->op = 0;
2709                 unset_data->unset_flags = flags;
2710                 unset_data->unset_tmp_flags = tmp_flags;
2711                 debug_print("flags: deferring unset\n");
2712                 g_timeout_add(100, defer_change, unset_data);
2713         }
2714 }
2715
2716 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2717 {
2718         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2719                 debug_print("flags: doing set now\n");
2720                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2721         } else {
2722                 ChangeData *set_data = g_new0(ChangeData, 1);
2723                 set_data->info = msginfo;
2724                 set_data->op = 1;
2725                 set_data->set_flags = flags;
2726                 set_data->set_tmp_flags = tmp_flags;
2727                 debug_print("flags: deferring set\n");
2728                 g_timeout_add(100, defer_change, set_data);
2729         }
2730 }
2731
2732 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2733                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2734                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2735 {
2736         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2737                 debug_print("flags: doing change now\n");
2738                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2739                         rem_flags, rem_tmp_flags);
2740         } else {
2741                 ChangeData *change_data = g_new0(ChangeData, 1);
2742                 change_data->info = msginfo;
2743                 change_data->op = 2;
2744                 change_data->set_flags = add_flags;
2745                 change_data->set_tmp_flags = add_tmp_flags;
2746                 change_data->unset_flags = rem_flags;
2747                 change_data->unset_tmp_flags = rem_tmp_flags;
2748                 debug_print("flags: deferring change\n");
2749                 g_timeout_add(100, defer_change, change_data);
2750         }
2751 }
2752
2753 gboolean defer_change(gpointer data)
2754 {
2755         ChangeData *chg = (ChangeData *)data;
2756         if (chg->info->folder && chg->info->folder->processing_pending) {
2757                 debug_print("flags: trying later\n");
2758                 return TRUE; /* try again */
2759         } else {
2760                 debug_print("flags: finally doing it\n");
2761                 switch(chg->op) {
2762                 case 0:
2763                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2764                         break;
2765                 case 1:
2766                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2767                         break;
2768                 case 2:
2769                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2770                                 chg->unset_flags, chg->unset_tmp_flags);
2771                         break;
2772                 default:
2773                         g_warning("shouldn't happen\n");
2774                 }
2775                 g_free(chg);
2776         }
2777         return FALSE;
2778 }
2779
2780 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2781                                       GtkCTreeNode *row)
2782 {
2783         g_return_if_fail(summaryview != NULL);
2784         g_return_if_fail(msginfo != NULL);
2785         g_return_if_fail(row != NULL);
2786
2787         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2788                 summary_msginfo_unset_flags
2789                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2790                 summary_set_row_marks(summaryview, row);
2791                 summary_status_show(summaryview);
2792         }
2793 }
2794
2795 typedef struct  {
2796         MsgInfo *msginfo;
2797         SummaryView *summaryview;
2798         GtkCTreeNode *row;
2799 } MarkAsReadData;
2800
2801 static int msginfo_mark_as_read_timeout(void *data)
2802 {
2803         MarkAsReadData *mdata = (MarkAsReadData *)data;
2804         if (!mdata)
2805                 return FALSE;
2806
2807         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2808                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2809                                      mdata->row);
2810
2811         g_free(mdata);
2812
2813         return FALSE;
2814 }
2815
2816 static void summary_display_msg_full(SummaryView *summaryview,
2817                                      GtkCTreeNode *row,
2818                                      gboolean new_window, gboolean all_headers)
2819 {
2820         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2821         MsgInfo *msginfo;
2822         gint val;
2823         START_TIMING("summary_display_msg_full");
2824         if (!new_window) {
2825                 if (summaryview->displayed == row)
2826                         return;
2827                 else
2828                         summaryview->messageview->filtered = FALSE;
2829         }
2830         g_return_if_fail(row != NULL);
2831
2832         if (summary_is_locked(summaryview)) return;
2833         summary_lock(summaryview);
2834
2835         STATUSBAR_POP(summaryview->mainwin);
2836         GTK_EVENTS_FLUSH();
2837
2838         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2839
2840         g_return_if_fail(msginfo);
2841
2842         if (new_window) {
2843                 MessageView *msgview;
2844
2845                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2846                 val = messageview_show(msgview, msginfo, all_headers);
2847         } else {
2848                 MessageView *msgview;
2849
2850                 msgview = summaryview->messageview;
2851                 summaryview->last_displayed = summaryview->displayed;
2852                 summaryview->displayed = row;
2853                 if (!messageview_is_visible(msgview)) {
2854                         main_window_toggle_message_view(summaryview->mainwin);
2855                         GTK_EVENTS_FLUSH();
2856                 }
2857                 val = messageview_show(msgview, msginfo, all_headers);
2858                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2859                         gtk_widget_grab_focus(summaryview->ctree);
2860                 gtkut_ctree_node_move_if_on_the_edge(ctree, row,
2861                         GTK_CLIST(summaryview->ctree)->focus_row);
2862         }
2863
2864         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2865                 if (prefs_common.mark_as_read_delay) {
2866                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2867                         data->summaryview = summaryview;
2868                         data->msginfo = msginfo;
2869                         data->row = row;
2870                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2871                                 msginfo_mark_as_read_timeout, data);
2872                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2873                         msginfo_mark_as_read(summaryview, msginfo, row);
2874                 }
2875         }
2876
2877         summary_set_menu_sensitive(summaryview);
2878         toolbar_main_set_sensitive(summaryview->mainwin);
2879         messageview_set_menu_sensitive(summaryview->messageview);
2880
2881         summary_unlock(summaryview);
2882         END_TIMING();
2883 }
2884
2885 void summary_display_msg_selected(SummaryView *summaryview,
2886                                   gboolean all_headers)
2887 {
2888         if (summary_is_locked(summaryview)) return;
2889         summaryview->displayed = NULL;
2890         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2891                                  all_headers);
2892 }
2893
2894 void summary_redisplay_msg(SummaryView *summaryview)
2895 {
2896         GtkCTreeNode *node;
2897
2898         if (summaryview->displayed) {
2899                 node = summaryview->displayed;
2900                 summaryview->displayed = NULL;
2901                 summary_display_msg(summaryview, node);
2902         }
2903 }
2904
2905 void summary_open_msg(SummaryView *summaryview)
2906 {
2907         if (!summaryview->selected) return;
2908
2909         /* CLAWS: if separate message view, don't open a new window
2910          * but rather use the current separated message view */
2911         summary_display_msg_full(summaryview, summaryview->selected,
2912                                  prefs_common.sep_msg ? FALSE : TRUE,
2913                                  FALSE);
2914 }
2915
2916 void summary_view_source(SummaryView * summaryview)
2917 {
2918         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2919         MsgInfo *msginfo;
2920         SourceWindow *srcwin;
2921
2922         if (!summaryview->selected) return;
2923
2924         srcwin = source_window_create();
2925         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2926         source_window_show_msg(srcwin, msginfo);
2927         source_window_show(srcwin);
2928 }
2929
2930 void summary_reedit(SummaryView *summaryview)
2931 {
2932         MsgInfo *msginfo;
2933
2934         if (!summaryview->selected) return;
2935         if (!summaryview->folder_item) return;
2936         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
2937                 return;
2938
2939         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2940                                               summaryview->selected);
2941         if (!msginfo) return;
2942
2943         compose_reedit(msginfo, FALSE);
2944 }
2945
2946 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2947 {
2948         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2949         GtkCTreeNode *node;
2950
2951         if (summary_is_locked(summaryview)) return FALSE;
2952         if (type == GTK_SCROLL_STEP_FORWARD) {
2953                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2954                 if (node)
2955                         gtkut_ctree_expand_parent_all(ctree, node);
2956                 else
2957                         return FALSE;
2958         } else {
2959                 if (summaryview->selected) {
2960                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2961                         if (!node) return FALSE;
2962                 }
2963         }
2964
2965         if (messageview_is_visible(summaryview->messageview))
2966                 summaryview->display_msg = TRUE;
2967
2968         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2969
2970         if (GTK_CLIST(ctree)->selection)
2971                 gtk_sctree_set_anchor_row
2972                         (GTK_SCTREE(ctree),
2973                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2974
2975         return TRUE;
2976 }
2977
2978 void summary_toggle_view(SummaryView *summaryview)
2979 {
2980         if (!messageview_is_visible(summaryview->messageview) &&
2981             summaryview->selected)
2982                 summary_display_msg(summaryview,
2983                                     summaryview->selected);
2984         else
2985                 main_window_toggle_message_view(summaryview->mainwin);
2986 }
2987
2988 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2989                                                 GtkCTreeNode *node)
2990 {
2991         MsgInfo *msginfo;
2992
2993         if (node) {
2994                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2995                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2996                         return TRUE;
2997                 node = GTK_CTREE_ROW(node)->children;
2998         } else
2999                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3000
3001         while (node) {
3002                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3003                         return TRUE;
3004                 node = GTK_CTREE_ROW(node)->sibling;
3005         }
3006
3007         return FALSE;
3008 }
3009
3010 static gboolean summary_have_unread_children(SummaryView *summaryview,
3011                                              GtkCTreeNode *node)
3012 {
3013         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3014
3015         if (!node) return FALSE;
3016
3017         node = GTK_CTREE_ROW(node)->children;
3018
3019         while (node) {
3020                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3021                         return TRUE;
3022                 node = GTK_CTREE_ROW(node)->sibling;
3023         }
3024         return FALSE;
3025 }
3026
3027 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3028 {
3029         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3030         GtkStyle *style = NULL;
3031         MsgInfo *msginfo;
3032         MsgFlags flags;
3033         gint *col_pos = summaryview->col_pos;
3034
3035         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3036         if (!msginfo) return;
3037
3038         flags = msginfo->flags;
3039
3040         gtk_ctree_node_set_foreground(ctree, row, NULL);
3041
3042         /* set new/unread column */
3043         if (MSG_IS_IGNORE_THREAD(flags)) {
3044                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3045                                           ignorethreadxpm, ignorethreadxpmmask);
3046         } else if (MSG_IS_SPAM(flags)) {
3047                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3048                                           spamxpm, spamxpmmask);
3049         } else if (MSG_IS_NEW(flags)) {
3050                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3051                                           newxpm, newxpmmask);
3052         } else if (MSG_IS_UNREAD(flags)) {
3053                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3054                                           unreadxpm, unreadxpmmask);
3055         } else if (MSG_IS_REPLIED(flags)) {
3056                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3057                                           repliedxpm, repliedxpmmask);
3058         } else if (MSG_IS_FORWARDED(flags)) {
3059                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3060                                           forwardedxpm, forwardedxpmmask);
3061         } else {
3062                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3063                                         "");
3064         }
3065
3066         if (prefs_common.bold_unread &&
3067             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3068              (!GTK_CTREE_ROW(row)->expanded &&
3069               GTK_CTREE_ROW(row)->children &&
3070               summary_have_unread_children(summaryview, row))))
3071                 style = bold_style;
3072
3073         /* set mark column */
3074         if (MSG_IS_DELETED(flags)) {
3075                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3076                                           deletedxpm, deletedxpmmask);
3077                 if (style)
3078                         style = bold_deleted_style;
3079                 else {
3080                         style = small_deleted_style;
3081                 }
3082                         gtk_ctree_node_set_foreground
3083                                 (ctree, row, &summaryview->color_dim);
3084         } else if (MSG_IS_MARKED(flags)) {
3085                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3086                                           markxpm, markxpmmask);
3087         } else if (MSG_IS_MOVE(flags)) {
3088                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3089                                           movedxpm, movedxpmmask);
3090                 if (style)
3091                         style = bold_marked_style;
3092                 else {
3093                         style = small_marked_style;
3094                 }
3095                         gtk_ctree_node_set_foreground
3096                                 (ctree, row, &summaryview->color_marked);
3097         } else if (MSG_IS_COPY(flags)) {
3098                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3099                                           copiedxpm, copiedxpmmask);
3100                 if (style)
3101                         style = bold_marked_style;
3102                 else {
3103                         style = small_marked_style;
3104                 }
3105                         gtk_ctree_node_set_foreground
3106                                 (ctree, row, &summaryview->color_marked);
3107         } else {
3108                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3109         }
3110
3111         if (MSG_IS_LOCKED(flags)) {
3112                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3113                                           lockedxpm, lockedxpmmask);
3114         }
3115         else {
3116                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3117         }
3118
3119         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3120                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3121                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3122         } else if (MSG_IS_SIGNED(flags)) {
3123                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3124                                           gpgsignedxpm, gpgsignedxpmmask);
3125         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3126                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3127                                           clipkeyxpm, clipkeyxpmmask);
3128         } else if (MSG_IS_ENCRYPTED(flags)) {
3129                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3130                                           keyxpm, keyxpmmask);
3131         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3132                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3133                                           clipxpm, clipxpmmask);
3134         } else {
3135                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3136         }
3137         if (!style)
3138                 style = small_style;
3139
3140         gtk_ctree_node_set_row_style(ctree, row, style);
3141
3142         if (MSG_GET_COLORLABEL(flags))
3143                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3144 }
3145
3146 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3147 {
3148         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3149         MsgInfo *msginfo;
3150
3151         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3152         g_return_if_fail(msginfo);
3153         if (MSG_IS_DELETED(msginfo->flags))
3154                 summaryview->deleted--;
3155         if (MSG_IS_MOVE(msginfo->flags))
3156                 summaryview->moved--;
3157         if (MSG_IS_COPY(msginfo->flags))
3158                 summaryview->copied--;
3159
3160         procmsg_msginfo_set_to_folder(msginfo, NULL);
3161         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED,
3162                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3163         summary_set_row_marks(summaryview, row);
3164         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3165 }
3166
3167 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3168 {
3169         gboolean changed = FALSE;
3170         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3171         MsgInfo *msginfo;
3172
3173         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3174         g_return_if_fail(msginfo);
3175         if (MSG_IS_DELETED(msginfo->flags))
3176                 summaryview->deleted--;
3177         if (MSG_IS_MOVE(msginfo->flags)) {
3178                 summaryview->moved--;
3179                 changed = TRUE;
3180         }
3181         if (MSG_IS_COPY(msginfo->flags)) {
3182                 summaryview->copied--;
3183                 changed = TRUE;
3184         }
3185         procmsg_msginfo_set_to_folder(msginfo, NULL);
3186         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED,
3187                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3188
3189         summary_set_row_marks(summaryview, row);
3190         debug_print("Message %d is locked\n", msginfo->msgnum);
3191 }
3192
3193 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3194 {
3195         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3196         MsgInfo *msginfo;
3197
3198         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3199         g_return_if_fail(msginfo);
3200         if (!MSG_IS_LOCKED(msginfo->flags))
3201                 return;
3202         procmsg_msginfo_set_to_folder(msginfo, NULL);
3203         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3204         summary_set_row_marks(summaryview, row);
3205         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3206 }
3207
3208 void summary_mark(SummaryView *summaryview)
3209 {
3210         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3211         GList *cur;
3212         gboolean froze = FALSE;
3213
3214         START_LONG_OPERATION(summaryview);
3215         folder_item_set_batch(summaryview->folder_item, TRUE);
3216         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3217                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3218         folder_item_set_batch(summaryview->folder_item, FALSE);
3219         END_LONG_OPERATION(summaryview);
3220
3221         summary_status_show(summaryview);
3222 }
3223
3224 static void summary_mark_row_as_read(SummaryView *summaryview,
3225                                      GtkCTreeNode *row)
3226 {
3227         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3228         MsgInfo *msginfo;
3229
3230         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3231         g_return_if_fail(msginfo);
3232
3233         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3234                 return;
3235
3236         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3237         summary_set_row_marks(summaryview, row);
3238         debug_print("Message %d is marked as read\n",
3239                 msginfo->msgnum);
3240 }
3241
3242 void summary_mark_as_read
3243 (SummaryView *summaryview)
3244 {
3245         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3246         GList *cur;
3247         gboolean froze = FALSE;
3248
3249         START_LONG_OPERATION(summaryview);
3250         folder_item_set_batch(summaryview->folder_item, TRUE);
3251         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3252                 summary_mark_row_as_read(summaryview,
3253                                          GTK_CTREE_NODE(cur->data));
3254         folder_item_set_batch(summaryview->folder_item, FALSE);
3255         END_LONG_OPERATION(summaryview);
3256
3257         summary_status_show(summaryview);
3258 }
3259
3260 void summary_msgs_lock(SummaryView *summaryview)
3261 {
3262         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3263         GList *cur;
3264         gboolean froze = FALSE;
3265
3266         START_LONG_OPERATION(summaryview);
3267         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3268                 summary_lock_row(summaryview,
3269                                          GTK_CTREE_NODE(cur->data));
3270         END_LONG_OPERATION(summaryview);
3271
3272         summary_status_show(summaryview);
3273 }
3274
3275 void summary_msgs_unlock(SummaryView *summaryview)
3276 {
3277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3278         GList *cur;
3279         gboolean froze = FALSE;
3280
3281         START_LONG_OPERATION(summaryview);
3282         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3283                 summary_unlock_row(summaryview,
3284                                    GTK_CTREE_NODE(cur->data));
3285         END_LONG_OPERATION(summaryview);
3286
3287         summary_status_show(summaryview);
3288 }
3289
3290 void summary_mark_all_read(SummaryView *summaryview)
3291 {
3292         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3293         GtkCTreeNode *node;
3294         AlertValue val;
3295         gboolean froze = FALSE;
3296
3297         if (prefs_common.ask_mark_all_read) {
3298                 val = alertpanel_full(_("Mark all as read"),
3299                         _("Do you really want to mark all mails in this "
3300                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3301                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3302
3303                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3304                         return;
3305                 else if (val & G_ALERTDISABLE)
3306                         prefs_common.ask_mark_all_read = FALSE;
3307         }
3308
3309         START_LONG_OPERATION(summaryview);
3310         folder_item_set_batch(summaryview->folder_item, TRUE);
3311         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3312              node = gtkut_ctree_node_next(ctree, node))
3313                 summary_mark_row_as_read(summaryview, node);
3314         folder_item_set_batch(summaryview->folder_item, FALSE);
3315         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3316              node = gtkut_ctree_node_next(ctree, node)) {
3317                 if (!GTK_CTREE_ROW(node)->expanded)
3318                         summary_set_row_marks(summaryview, node);
3319         }
3320         END_LONG_OPERATION(summaryview);
3321
3322         summary_status_show(summaryview);
3323 }
3324
3325 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3326 {
3327         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3328         GList *cur;
3329         gboolean is_spam = action;
3330         GSList *msgs = NULL;
3331         gboolean immediate_exec = prefs_common.immediate_exec;
3332         gboolean moved = FALSE;
3333         gboolean froze = FALSE;
3334
3335         prefs_common.immediate_exec = FALSE;
3336
3337         START_LONG_OPERATION(summaryview);
3338
3339         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3340                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3341                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3342                 if (msginfo)
3343                         msgs = g_slist_prepend(msgs, msginfo);
3344         }
3345
3346         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3347                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3348                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3349                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3350                         if (!msginfo)
3351                                 continue;
3352                         if (is_spam) {
3353                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3354                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3355                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3356                                         moved = TRUE;
3357                                 }
3358                         } else {
3359                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3360                         }
3361                         summary_set_row_marks(summaryview, row);
3362                 }
3363         } else {
3364                 log_error(_("An error happened while learning.\n"));
3365         }
3366
3367         prefs_common.immediate_exec = immediate_exec;
3368
3369         END_LONG_OPERATION(summaryview);
3370
3371         if (prefs_common.immediate_exec && moved) {
3372                 summary_execute(summaryview);
3373         }
3374
3375         if (!moved && msgs) {
3376                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3377                 toolbar_set_learn_button
3378                         (summaryview->mainwin->toolbar,
3379                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3380         }
3381         g_slist_free(msgs);
3382
3383         summary_status_show(summaryview);
3384 }
3385
3386
3387 static void summary_mark_row_as_unread(SummaryView *summaryview,
3388                                        GtkCTreeNode *row)
3389 {
3390         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3391         MsgInfo *msginfo;
3392
3393         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3394         g_return_if_fail(msginfo);
3395         if (MSG_IS_DELETED(msginfo->flags)) {
3396                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3397                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3398                 summaryview->deleted--;
3399         }
3400
3401         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3402         debug_print("Message %d is marked as unread\n",
3403                 msginfo->msgnum);
3404
3405         summary_set_row_marks(summaryview, row);
3406 }
3407
3408 void summary_mark_as_unread(SummaryView *summaryview)
3409 {
3410         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3411         GList *cur;
3412         gboolean froze = FALSE;
3413
3414         START_LONG_OPERATION(summaryview);
3415         folder_item_set_batch(summaryview->folder_item, TRUE);
3416         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3417                 cur = cur->next)
3418                 summary_mark_row_as_unread(summaryview,
3419                                            GTK_CTREE_NODE(cur->data));
3420         folder_item_set_batch(summaryview->folder_item, FALSE);
3421         END_LONG_OPERATION(summaryview);
3422
3423         summary_status_show(summaryview);
3424 }
3425
3426 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3427 {
3428         GList * cur;
3429         gboolean found;
3430
3431         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3432
3433         case F_NEWS:
3434
3435                 /*
3436                   security : checks if one the accounts correspond to
3437                   the author of the post
3438                 */
3439
3440                 found = FALSE;
3441                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3442                         PrefsAccount * account;
3443                         gchar * from_name;
3444
3445                         account = cur->data;
3446                         if (account->name && *account->name)
3447                                 from_name =
3448                                         g_strdup_printf("%s <%s>",
3449                                                         account->name,
3450                                                         account->address);
3451                         else
3452                                 from_name =
3453                                         g_strdup_printf("%s",
3454                                                         account->address);
3455
3456                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3457                                 g_free(from_name);
3458                                 found = TRUE;
3459                                 break;
3460                         }
3461                         g_free(from_name);
3462                 }
3463
3464                 if (!found) {
3465                         alertpanel_error(_("You're not the author of the article.\n"));
3466                 }
3467
3468                 return found;
3469
3470         default:
3471                 return TRUE;
3472         }
3473 }
3474
3475 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3476 {
3477         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3478         MsgInfo *msginfo;
3479
3480         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3481         g_return_if_fail(msginfo);
3482
3483         if (MSG_IS_LOCKED(msginfo->flags)) return;
3484
3485         if (MSG_IS_DELETED(msginfo->flags)) return;
3486
3487         if (MSG_IS_MOVE(msginfo->flags))
3488                 summaryview->moved--;
3489         if (MSG_IS_COPY(msginfo->flags))
3490                 summaryview->copied--;
3491
3492         procmsg_msginfo_set_to_folder(msginfo, NULL);
3493         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED,
3494                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3495         summaryview->deleted++;
3496
3497         if (!prefs_common.immediate_exec &&
3498             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3499                 summary_set_row_marks(summaryview, row);
3500
3501         debug_print("Message %s/%d is set to delete\n",
3502                     msginfo->folder->path, msginfo->msgnum);
3503 }
3504
3505 void summary_cancel(SummaryView *summaryview)
3506 {
3507         MsgInfo * msginfo;
3508         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3509
3510         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3511                                               summaryview->selected);
3512         if (!msginfo) return;
3513
3514         if (!check_permission(summaryview, msginfo))
3515                 return;
3516
3517         news_cancel_article(summaryview->folder_item->folder, msginfo);
3518
3519         if (summary_is_locked(summaryview)) return;
3520
3521         summary_lock(summaryview);
3522
3523         gtk_clist_freeze(clist);
3524
3525         summary_update_status(summaryview);
3526         summary_status_show(summaryview);
3527
3528         gtk_clist_thaw(clist);
3529
3530         summary_unlock(summaryview);
3531 }
3532
3533 void summary_delete(SummaryView *summaryview)
3534 {
3535         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3536         FolderItem *item = summaryview->folder_item;
3537         GList *cur;
3538         GtkCTreeNode *sel_last = NULL;
3539         GtkCTreeNode *node;
3540         AlertValue aval;
3541         MsgInfo *msginfo;
3542         gboolean froze = FALSE;
3543
3544         if (!item) return;
3545
3546         if (summary_is_locked(summaryview)) return;
3547
3548         if (!summaryview->folder_item) return;
3549
3550         if (!prefs_common.live_dangerously) {
3551                 aval = alertpanel(_("Delete message(s)"),
3552                                   _("Do you really want to delete selected message(s)?"),
3553                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3554                 if (aval != G_ALERTALTERNATE) return;
3555         }
3556
3557         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3558              cur = cur->next) {
3559                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3560                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3561                 if (msginfo && msginfo->total_size != 0 &&
3562                     msginfo->size != (off_t)msginfo->total_size)
3563                         partial_mark_for_delete(msginfo);
3564         }
3565
3566         main_window_cursor_wait(summaryview->mainwin);
3567
3568         /* next code sets current row focus right. We need to find a row
3569          * that is not deleted. */
3570         START_LONG_OPERATION(summaryview);
3571         folder_item_set_batch(summaryview->folder_item, TRUE);
3572         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3573                 sel_last = GTK_CTREE_NODE(cur->data);
3574                 summary_delete_row(summaryview, sel_last);
3575         }
3576         folder_item_set_batch(summaryview->folder_item, FALSE);
3577         END_LONG_OPERATION(summaryview);
3578
3579         node = summary_find_next_msg(summaryview, sel_last);
3580         if (!node)
3581                 node = summary_find_prev_msg(summaryview, sel_last);
3582
3583         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3584
3585         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3586                 summary_execute(summaryview);
3587                 /* after deleting, the anchor may be at an invalid row
3588                  * so reset it to the node we found earlier */
3589                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3590         } else
3591                 summary_status_show(summaryview);
3592
3593
3594         main_window_cursor_normal(summaryview->mainwin);
3595 }
3596
3597 void summary_delete_trash(SummaryView *summaryview)
3598 {
3599         FolderItem *to_folder = NULL;
3600         PrefsAccount *ac;
3601         if (!summaryview->folder_item ||
3602             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3603
3604         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3605                 to_folder = account_get_special_folder(ac, F_TRASH);
3606
3607         if (to_folder == NULL)
3608                 to_folder = summaryview->folder_item->folder->trash;
3609
3610         if (to_folder == NULL || to_folder == summaryview->folder_item
3611             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3612                 summary_delete(summaryview);
3613         else
3614                 summary_move_selected_to(summaryview, to_folder);
3615 }
3616
3617
3618 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3619 {
3620         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3621         MsgInfo *msginfo;
3622
3623         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3624         g_return_if_fail(msginfo);
3625         if (MSG_IS_DELETED(msginfo->flags))
3626                 summaryview->deleted--;
3627         if (MSG_IS_MOVE(msginfo->flags))
3628                 summaryview->moved--;
3629         if (MSG_IS_COPY(msginfo->flags))
3630                 summaryview->copied--;
3631
3632         procmsg_msginfo_set_to_folder(msginfo, NULL);
3633         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED,
3634                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3635         summary_set_row_marks(summaryview, row);
3636
3637         debug_print("Message %s/%d is unmarked\n",
3638                     msginfo->folder->path, msginfo->msgnum);
3639 }
3640
3641 void summary_unmark(SummaryView *summaryview)
3642 {
3643         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3644         GList *cur;
3645         gboolean froze = FALSE;
3646
3647         START_LONG_OPERATION(summaryview);
3648         folder_item_set_batch(summaryview->folder_item, TRUE);
3649         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3650                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3651         folder_item_set_batch(summaryview->folder_item, FALSE);
3652         END_LONG_OPERATION(summaryview);
3653
3654         summary_status_show(summaryview);
3655 }
3656
3657 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3658                                 FolderItem *to_folder)
3659 {
3660         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3661         MsgInfo *msginfo;
3662
3663         g_return_if_fail(to_folder != NULL);
3664
3665         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3666         g_return_if_fail(msginfo);
3667         if (MSG_IS_LOCKED(msginfo->flags))
3668                 return;
3669
3670         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3671         if (MSG_IS_DELETED(msginfo->flags))
3672                 summaryview->deleted--;
3673         if (MSG_IS_COPY(msginfo->flags)) {
3674                 summaryview->copied--;
3675         }
3676         if (!MSG_IS_MOVE(msginfo->flags)) {
3677                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED,
3678                         MSG_COPY | MSG_MOVE_DONE);
3679                 summaryview->moved++;
3680         } else {
3681                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3682         }
3683
3684         if (!prefs_common.immediate_exec) {
3685                 summary_set_row_marks(summaryview, row);
3686         }
3687
3688         debug_print("Message %d is set to move to %s\n",
3689                     msginfo->msgnum, to_folder->path);
3690 }
3691
3692 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3693 {
3694         GList *cur;
3695         GtkCTreeNode *sel_last = NULL;
3696         gboolean froze = FALSE;
3697
3698         if (!to_folder) return;
3699         if (!summaryview->folder_item ||
3700             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3701
3702         if (summary_is_locked(summaryview)) return;
3703
3704         if (summaryview->folder_item == to_folder) {
3705                 alertpanel_error(_("Destination is same as current folder."));
3706                 return;
3707         }
3708
3709         START_LONG_OPERATION(summaryview);
3710
3711         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3712              cur != NULL && cur->data != NULL; cur = cur->next) {
3713                 sel_last = GTK_CTREE_NODE(cur->data);
3714                 summary_move_row_to
3715                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3716         }
3717         END_LONG_OPERATION(summaryview);
3718
3719         summaryview->display_msg = prefs_common.always_show_msg;
3720
3721         if (prefs_common.immediate_exec) {
3722                 summary_execute(summaryview);
3723         } else {
3724                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
3725                 if (!node)
3726                         node = summary_find_prev_msg(summaryview, sel_last);
3727                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3728                 summary_status_show(summaryview);
3729         }
3730
3731         if (!summaryview->selected) { /* this was the last message */
3732                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3733                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3734                 if (node)
3735                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3736         }
3737
3738 }
3739
3740 void summary_move_to(SummaryView *summaryview)
3741 {
3742         FolderItem *to_folder;
3743
3744         if (!summaryview->folder_item ||
3745             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3746
3747         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3748                                          FOLDER_SEL_MOVE, NULL);
3749         summary_move_selected_to(summaryview, to_folder);
3750 }
3751
3752 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3753                                 FolderItem *to_folder)
3754 {
3755         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3756         MsgInfo *msginfo;
3757
3758         g_return_if_fail(to_folder != NULL);
3759
3760         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3761         g_return_if_fail(msginfo);
3762         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3763         if (MSG_IS_DELETED(msginfo->flags))
3764                 summaryview->deleted--;
3765         if (MSG_IS_MOVE(msginfo->flags)) {
3766                 summaryview->moved--;
3767         }
3768
3769         if (!MSG_IS_COPY(msginfo->flags)) {
3770                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED,
3771                         MSG_MOVE | MSG_MOVE_DONE);
3772                 summaryview->copied++;
3773         } else {
3774                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3775         }
3776         if (!prefs_common.immediate_exec) {
3777                 summary_set_row_marks(summaryview, row);
3778         }
3779
3780         debug_print("Message %d is set to copy to %s\n",
3781                     msginfo->msgnum, to_folder->path);
3782 }
3783
3784 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3785 {
3786         GList *cur;
3787         gboolean froze = FALSE;
3788
3789         if (!to_folder) return;
3790         if (!summaryview->folder_item) return;
3791
3792         if (summary_is_locked(summaryview)) return;
3793
3794         if (summaryview->folder_item == to_folder) {
3795                 alertpanel_error
3796                         (_("Destination to copy is same as current folder."));
3797                 return;
3798         }
3799
3800         START_LONG_OPERATION(summaryview);
3801
3802         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3803              cur != NULL && cur->data != NULL; cur = cur->next)
3804                 summary_copy_row_to
3805                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3806
3807         END_LONG_OPERATION(summaryview);
3808
3809         if (prefs_common.immediate_exec)
3810                 summary_execute(summaryview);
3811         else {
3812                 summary_status_show(summaryview);
3813         }
3814 }
3815
3816 void summary_copy_to(SummaryView *summaryview)
3817 {
3818         FolderItem *to_folder;
3819
3820         if (!summaryview->folder_item) return;
3821
3822         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3823                                          FOLDER_SEL_COPY, NULL);
3824         summary_copy_selected_to(summaryview, to_folder);
3825 }
3826
3827 void summary_add_address(SummaryView *summaryview)
3828 {
3829         MsgInfo *msginfo;
3830         gchar *from;
3831
3832         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3833                                               summaryview->selected);
3834         if (!msginfo) return;
3835
3836         Xstrdup_a(from, msginfo->from, return);
3837         eliminate_address_comment(from);
3838         extract_address(from);
3839         addressbook_add_contact(msginfo->fromname, from, NULL);
3840 }
3841
3842 void summary_select_all(SummaryView *summaryview)
3843 {
3844         if (!summaryview->folder_item) return;
3845
3846         summary_lock(summaryview);
3847         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3848         summary_unlock(summaryview);
3849         summary_status_show(summaryview);
3850 }
3851
3852 void summary_unselect_all(SummaryView *summaryview)
3853 {
3854         summary_lock(summaryview);
3855         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3856         summary_unlock(summaryview);
3857         summary_status_show(summaryview);
3858 }
3859
3860 void summary_select_thread(SummaryView *summaryview)
3861 {
3862         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3863         GtkCTreeNode *node = summaryview->selected;
3864
3865         if (!node) return;
3866
3867         while (GTK_CTREE_ROW(node)->parent != NULL)
3868                 node = GTK_CTREE_ROW(node)->parent;
3869
3870         if (node != summaryview->selected)
3871                 summary_select_node
3872                         (summaryview, node,
3873                          messageview_is_visible(summaryview->messageview),
3874                          FALSE);
3875
3876         gtk_ctree_select_recursive(ctree, node);
3877
3878         summary_status_show(summaryview);
3879 }
3880
3881 void summary_save_as(SummaryView *summaryview)
3882 {
3883         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3884         MsgInfo *msginfo;
3885         gchar *filename = NULL;
3886         gchar *src, *dest;
3887         gchar *tmp;
3888
3889         AlertValue aval = 0;
3890
3891         if (!summaryview->selected) return;
3892         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3893         if (!msginfo) return;
3894
3895         if (msginfo->subject) {
3896                 Xstrdup_a(filename, msginfo->subject, return);
3897                 subst_for_filename(filename);
3898         }
3899         if (g_getenv ("G_BROKEN_FILENAMES") &&
3900             filename && !g_utf8_validate(filename, -1, NULL)) {
3901                 gchar *oldstr = filename;
3902                 filename = conv_codeset_strdup(filename,
3903                                                conv_get_locale_charset_str(),
3904                                                CS_UTF_8);
3905                 if (!filename) {
3906                         g_warning("summary_save_as(): faild to convert character set.");
3907                         filename = g_strdup(oldstr);
3908                 }
3909                 dest = filesel_select_file_save(_("Save as"), filename);
3910                 g_free(filename);
3911         } else
3912                 dest = filesel_select_file_save(_("Save as"), filename);
3913         filename = NULL;
3914         if (!dest) return;
3915         if (is_file_exist(dest)) {
3916                 aval = alertpanel(_("Append or Overwrite"),
3917                                   _("Append or overwrite existing file?"),
3918                                   _("_Append"), _("_Overwrite"),
3919                                   GTK_STOCK_CANCEL);
3920                 if (aval != 0 && aval != 1)
3921                         return;
3922         }
3923
3924         src = procmsg_get_message_file(msginfo);
3925         tmp = g_path_get_basename(dest);
3926
3927         if ( aval==0 ) { /* append */
3928                 if (append_file(src, dest, TRUE) < 0)
3929                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3930         } else { /* overwrite */
3931                 if (copy_file(src, dest, TRUE) < 0)
3932                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3933         }
3934         g_free(src);
3935
3936         /*
3937          * If two or more msgs are selected,
3938          * append them to the output file.
3939          */
3940         if (GTK_CLIST(ctree)->selection->next) {
3941                 GList *item;
3942                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3943                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
3944                         if (!msginfo) break;
3945                         src = procmsg_get_message_file(msginfo);
3946                         if (append_file(src, dest, TRUE) < 0)
3947                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3948                 }
3949                 g_free(src);
3950         }
3951         g_free(dest);
3952         g_free(tmp);
3953 }
3954
3955 #ifdef USE_GNOMEPRINT
3956 static void print_mimeview(MimeView *mimeview)
3957 {
3958         if (!mimeview
3959         ||  !mimeview->textview
3960         ||  !mimeview->textview->text)
3961                 alertpanel_warning(_("Cannot print: the message doesn't "
3962                                      "contain text."));
3963         else {
3964                 gtk_widget_realize(mimeview->textview->text);
3965                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3966         }
3967 }
3968 #endif
3969
3970 void summary_print(SummaryView *summaryview)
3971 {
3972         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3973 #ifndef USE_GNOMEPRINT
3974         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3975         MsgInfo *msginfo;
3976         gchar *cmdline = NULL;
3977         gchar *p;
3978 #endif
3979         GList *cur;
3980
3981         if (clist->selection == NULL) return;
3982 #ifndef USE_GNOMEPRINT
3983         cmdline = input_dialog(_("Print"),
3984                                _("Enter the print command line:\n"
3985                                  "('%s' will be replaced with file name)"),
3986                                prefs_common.print_cmd);
3987         if (!cmdline) return;
3988         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3989             strchr(p + 2, '%')) {
3990                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3991                                  cmdline);
3992                 g_free(cmdline);
3993                 return;
3994         }
3995         for (cur = clist->selection;
3996              cur != NULL && cur->data != NULL;
3997              cur = cur->next) {
3998                 msginfo = gtk_ctree_node_get_row_data
3999                         (ctree, GTK_CTREE_NODE(cur->data));
4000                 if (msginfo)
4001                         procmsg_print_message(msginfo, cmdline);
4002         }
4003
4004         g_free(cmdline);
4005 #else
4006         for (cur = clist->selection;
4007              cur != NULL && cur->data != NULL;
4008              cur = cur->next) {
4009                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4010                 if (node != summaryview->displayed) {
4011                         MessageView *tmpview = messageview_create(
4012                                                 summaryview->mainwin);
4013                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4014                                                 GTK_CTREE(summaryview->ctree),
4015                                                 node);
4016
4017                         messageview_init(tmpview);
4018                         tmpview->all_headers = summaryview->messageview->all_headers;
4019                         if (msginfo && messageview_show(tmpview, msginfo,
4020                                 tmpview->all_headers) >= 0) {
4021                                         print_mimeview(tmpview->mimeview);
4022                         }
4023                         messageview_destroy(tmpview);
4024                 } else {
4025                         print_mimeview(summaryview->messageview->mimeview);
4026                 }
4027         }
4028 #endif
4029 }
4030
4031 gboolean summary_execute(SummaryView *summaryview)
4032 {
4033         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4034         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4035         GtkCTreeNode *node, *next;
4036         GtkCTreeNode *new_selected = NULL;
4037         gint move_val = -1;
4038
4039         if (!summaryview->folder_item) return FALSE;
4040
4041         if (summary_is_locked(summaryview)) return FALSE;
4042         summary_lock(summaryview);
4043
4044         gtk_clist_freeze(clist);
4045
4046         main_window_cursor_wait(summaryview->mainwin);
4047
4048         if (summaryview->threaded)
4049                 summary_unthread_for_exec(summaryview);
4050
4051         folder_item_update_freeze();
4052         move_val = summary_execute_move(summaryview);
4053         summary_execute_copy(summaryview);
4054         summary_execute_delete(summaryview);
4055
4056         node = GTK_CTREE_NODE(clist->row_list);
4057         for (; node != NULL; node = next) {
4058                 next = gtkut_ctree_node_next(ctree, node);
4059                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4060
4061                 if (node == summaryview->displayed) {
4062                         messageview_clear(summaryview->messageview);
4063                         summaryview->displayed = NULL;
4064                 }
4065                 if (GTK_CTREE_ROW(node)->children != NULL) {
4066                         next = NULL;
4067                         if (GTK_CTREE_ROW(node)->sibling) {
4068                                 next = GTK_CTREE_ROW(node)->sibling;
4069                         } else {
4070                                 GtkCTreeNode *parent = NULL;
4071                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4072                                      parent = GTK_CTREE_ROW(parent)->parent) {
4073                                         if (GTK_CTREE_ROW(parent)->sibling) {
4074                                                 next = GTK_CTREE_ROW(parent)->sibling;
4075                                         }
4076                                 }
4077                         }
4078                 }
4079
4080                 if (!new_selected &&
4081                     gtkut_ctree_node_is_selected(ctree, node)) {
4082                         summary_unselect_all(summaryview);
4083                         new_selected = summary_find_next_msg(summaryview, node);
4084                         if (!new_selected)
4085                                 new_selected = summary_find_prev_msg
4086                                         (summaryview, node);
4087                 }
4088
4089                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4090         }
4091
4092         folder_item_update_thaw();
4093
4094         if (new_selected) {
4095                 summary_unlock(summaryview);
4096                 gtk_sctree_select
4097                         (GTK_SCTREE(ctree), new_selected);
4098                 summary_lock(summaryview);
4099         }
4100
4101         if (summaryview->threaded) {
4102                 summary_thread_build(summaryview);
4103                 summary_thread_init(summaryview);
4104         }
4105
4106         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4107
4108         summaryview->selected = clist->selection ?
4109                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4110
4111         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4112                 menu_set_insensitive_all
4113                         (GTK_MENU_SHELL(summaryview->popupmenu));
4114                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4115         } else
4116                 gtk_widget_grab_focus(summaryview->ctree);
4117
4118         summary_update_status(summaryview);
4119         summary_status_show(summaryview);
4120
4121         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4122
4123         summary_unlock(summaryview);
4124
4125         main_window_cursor_normal(summaryview->mainwin);
4126
4127         if (move_val < 0)
4128                 summary_show(summaryview, summaryview->folder_item);
4129         return TRUE;
4130 }
4131
4132 static gint summary_execute_move(SummaryView *summaryview)
4133 {
4134         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4135         GSList *cur;
4136         gint val = -1;
4137         /* search moving messages and execute */
4138         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4139                                 summaryview);
4140
4141         if (summaryview->mlist) {
4142                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4143                         summaryview->msginfo_update_callback_id);
4144                 val = procmsg_move_messages(summaryview->mlist);
4145                 summaryview->msginfo_update_callback_id =
4146                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4147                         summary_update_msg, (gpointer) summaryview);
4148
4149                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4150                         procmsg_msginfo_free((MsgInfo *)cur->data);
4151                 g_slist_free(summaryview->mlist);
4152                 summaryview->mlist = NULL;
4153                 return val;
4154         }
4155         return 0;
4156 }
4157
4158 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4159                                       gpointer data)
4160 {
4161         SummaryView *summaryview = data;
4162         MsgInfo *msginfo;
4163
4164         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4165
4166         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4167                 summaryview->mlist =
4168                         g_slist_prepend(summaryview->mlist, msginfo);
4169                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4170
4171                 if (msginfo->msgid && *msginfo->msgid &&
4172                     node == g_hash_table_lookup(summaryview->msgid_table,
4173                                                 msginfo->msgid))
4174                         g_hash_table_remove(summaryview->msgid_table,
4175                                             msginfo->msgid);
4176                 if (msginfo->subject && *msginfo->subject &&
4177                     node == subject_table_lookup(summaryview->subject_table,
4178                                                  msginfo->subject)) {
4179                         subject_table_remove(summaryview->subject_table,
4180                                              msginfo->subject);
4181                 }
4182         }
4183 }
4184
4185 static void summary_execute_copy(SummaryView *summaryview)
4186 {
4187         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4188
4189         /* search copying messages and execute */
4190         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4191                 summaryview->msginfo_update_callback_id);
4192         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4193                                 summaryview);
4194
4195         if (summaryview->mlist) {
4196                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4197                 procmsg_copy_messages(summaryview->mlist);
4198
4199                 g_slist_free(summaryview->mlist);
4200                 summaryview->mlist = NULL;
4201         }
4202         summaryview->msginfo_update_callback_id =
4203                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4204                         summary_update_msg, (gpointer) summaryview);
4205 }
4206
4207 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4208                                       gpointer data)
4209 {
4210         SummaryView *summaryview = data;
4211         MsgInfo *msginfo;
4212
4213         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4214
4215         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4216                 summaryview->mlist =
4217                         g_slist_prepend(summaryview->mlist, msginfo);
4218
4219                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4220                 summary_set_row_marks(summaryview, node);
4221         }
4222 }
4223
4224 static void summary_execute_delete(SummaryView *summaryview)
4225 {
4226         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4227         GSList *cur;
4228
4229         /* search deleting messages and execute */
4230         gtk_ctree_pre_recursive
4231                 (ctree, NULL, summary_execute_delete_func, summaryview);
4232
4233         if (!summaryview->mlist) return;
4234
4235         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4236                 summaryview->msginfo_update_callback_id);
4237
4238         folder_item_remove_msgs(summaryview->folder_item,
4239                                 summaryview->mlist);
4240
4241         summaryview->msginfo_update_callback_id =
4242                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4243                         summary_update_msg, (gpointer) summaryview);
4244         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4245                 procmsg_msginfo_free((MsgInfo *)cur->data);
4246
4247         g_slist_free(summaryview->mlist);
4248         summaryview->mlist = NULL;
4249 }
4250
4251 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4252                                         gpointer data)
4253 {
4254         SummaryView *summaryview = data;
4255         MsgInfo *msginfo;
4256
4257         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4258
4259         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4260                 summaryview->mlist =
4261                         g_slist_prepend(summaryview->mlist, msginfo);
4262                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4263
4264                 if (msginfo->msgid && *msginfo->msgid &&
4265                     node == g_hash_table_lookup(summaryview->msgid_table,
4266                                                 msginfo->msgid)) {
4267                         g_hash_table_remove(summaryview->msgid_table,
4268                                             msginfo->msgid);
4269                 }
4270                 if (msginfo->subject && *msginfo->subject &&
4271                     node == subject_table_lookup(summaryview->subject_table,
4272                                                  msginfo->subject)) {
4273                         subject_table_remove(summaryview->subject_table,
4274                                              msginfo->subject);
4275                 }
4276         }
4277 }
4278
4279 /* thread functions */
4280
4281 void summary_thread_build(SummaryView *summaryview)
4282 {
4283         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4284         GtkCTreeNode *node;
4285         GtkCTreeNode *next;
4286         GtkCTreeNode *parent;
4287         MsgInfo *msginfo;
4288         GSList *reflist;
4289
4290         summary_lock(summaryview);
4291
4292         debug_print("Building threads...");
4293         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4294         main_window_cursor_wait(summaryview->mainwin);
4295
4296         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4297                                        G_CALLBACK(summary_tree_expanded), summaryview);
4298         gtk_clist_freeze(GTK_CLIST(ctree));
4299
4300         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4301         while (node) {
4302                 next = GTK_CTREE_ROW(node)->sibling;
4303
4304                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4305
4306                 parent = NULL;
4307
4308                 if (msginfo && msginfo->inreplyto) {
4309                         parent = g_hash_table_lookup(summaryview->msgid_table,
4310                                                      msginfo->inreplyto);
4311
4312                         if (!parent && msginfo->references) {
4313                                 for (reflist = msginfo->references;
4314                                      reflist != NULL; reflist = reflist->next)
4315                                         if ((parent = g_hash_table_lookup
4316                                                 (summaryview->msgid_table,
4317                                                  reflist->data)))
4318                                                 break;
4319                         }
4320                 }
4321
4322                 if (prefs_common.thread_by_subject && parent == NULL) {
4323                         parent = subject_table_lookup
4324                                 (summaryview->subject_table,
4325                                  msginfo->subject);
4326                 }
4327
4328                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4329                         gtk_ctree_move(ctree, node, parent, NULL);
4330                 }
4331
4332                 node = next;
4333         }
4334
4335         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4336
4337         gtk_clist_thaw(GTK_CLIST(ctree));
4338         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4339                                          G_CALLBACK(summary_tree_expanded), summaryview);
4340
4341         debug_print("done.\n");
4342         STATUSBAR_POP(summaryview->mainwin);
4343         main_window_cursor_normal(summaryview->mainwin);
4344
4345         summaryview->threaded = TRUE;
4346
4347         summary_unlock(summaryview);
4348 }
4349
4350 static void summary_thread_init(SummaryView *summaryview)
4351 {
4352         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4353         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4354         GtkCTreeNode *next;
4355         START_TIMING("summary_thread_init");
4356         if (!summaryview->thread_collapsed) {
4357                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4358                                        G_CALLBACK(summary_tree_expanded), summaryview);
4359                 while (node) {
4360                         next = GTK_CTREE_ROW(node)->sibling;
4361                         if (GTK_CTREE_ROW(node)->children)
4362                                 gtk_ctree_expand_recursive(ctree, node);
4363                         node = next;
4364                 }
4365                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4366                                        G_CALLBACK(summary_tree_expanded), summaryview);
4367         }
4368         END_TIMING();
4369 }
4370
4371 static void summary_unthread_for_exec(SummaryView *summaryview)
4372 {
4373         GtkCTreeNode *node;
4374         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4375         gboolean froze = FALSE;
4376
4377         debug_print("Unthreading for execution...");
4378
4379         START_LONG_OPERATION(summaryview);
4380
4381         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4382              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4383                 summary_unthread_for_exec_func(ctree, node, summaryview);
4384         }
4385
4386         END_LONG_OPERATION(summaryview);
4387
4388         debug_print("done.\n");
4389 }
4390
4391 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4392                                            gpointer data)
4393 {
4394         MsgInfo *msginfo;
4395         GtkCTreeNode *top_parent;
4396         GtkCTreeNode *child;
4397         GtkCTreeNode *sibling;
4398         SummaryView * summaryview = (SummaryView *)data;
4399         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4400
4401         if (!msginfo ||
4402             (!MSG_IS_MOVE(msginfo->flags) &&
4403              !MSG_IS_DELETED(msginfo->flags)))
4404                 return;
4405         child = GTK_CTREE_ROW(node)->children;
4406         if (!child) return;
4407
4408         if (node == summaryview->selected)
4409                 summaryview->selected = NULL;
4410         if (node == summaryview->displayed)
4411                 summaryview->displayed = NULL;
4412
4413         for (top_parent = node;
4414              GTK_CTREE_ROW(top_parent)->parent != NULL;
4415              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4416                 ;
4417         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4418
4419         GTK_SCTREE(ctree)->sorting = TRUE;
4420         while (child != NULL) {
4421                 GtkCTreeNode *next_child;
4422                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4423
4424                 next_child = GTK_CTREE_ROW(child)->sibling;
4425
4426                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4427                         gtk_ctree_move(ctree, child,
4428                                 NULL,
4429                                 sibling);
4430                 } else {
4431                         if (child == summaryview->displayed) {
4432                                 messageview_clear(summaryview->messageview);
4433                                 summaryview->displayed = NULL;
4434                         }
4435                         if (child == summaryview->selected) {
4436                                 messageview_clear(summaryview->messageview);
4437                                 summaryview->selected = NULL;
4438                         }
4439                 }
4440                 child = next_child;
4441         }
4442         GTK_SCTREE(ctree)->sorting = FALSE;
4443 }
4444
4445 void summary_expand_threads(SummaryView *summaryview)
4446 {
4447         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4448         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4449
4450         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4451                                        G_CALLBACK(summary_tree_expanded), summaryview);
4452         gtk_clist_freeze(GTK_CLIST(ctree));
4453
4454         while (node) {
4455                 if (GTK_CTREE_ROW(node)->children) {
4456                         gtk_ctree_expand(ctree, node);
4457                         summary_set_row_marks(summaryview, node);
4458                 }
4459                 node = GTK_CTREE_NODE_NEXT(node);
4460         }
4461
4462         gtk_clist_thaw(GTK_CLIST(ctree));
4463         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4464                                          G_CALLBACK(summary_tree_expanded), summaryview);
4465
4466         summaryview->thread_collapsed = FALSE;
4467
4468         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4469 }
4470
4471 void summary_collapse_threads(SummaryView *summaryview)
4472 {
4473         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4474         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4475
4476         gtk_clist_freeze(GTK_CLIST(ctree));
4477
4478         while (node) {
4479                 if (GTK_CTREE_ROW(node)->children)
4480                         gtk_ctree_collapse(ctree, node);
4481                 node = GTK_CTREE_ROW(node)->sibling;
4482         }
4483
4484         gtk_clist_thaw(GTK_CLIST(ctree));
4485
4486         summaryview->thread_collapsed = TRUE;
4487
4488         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4489 }
4490
4491 void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4492 {
4493         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4494 }
4495
4496 gboolean summary_filter_get_mode(void)
4497 /* ask what to do w/ them: skip them, apply them regardless to the account,
4498    use the current account */
4499 {
4500         /* TODO: eventually also propose to use the current folder's default account,
4501            if it is set */
4502         /* TODO: eventually allow to select the account to use from a optmenu */
4503
4504         GtkWidget *vbox;
4505         GtkWidget *account_rules_skip;
4506         GtkWidget *account_rules_force;
4507         GtkWidget *account_rules_user_current;
4508         AlertValue val;
4509
4510         vbox = gtk_vbox_new (FALSE, 0);
4511
4512         account_rules_skip = gtk_radio_button_new_with_label
4513                                                         (NULL, _("Skip these rules"));
4514         account_rules_force = gtk_radio_button_new_with_label_from_widget
4515                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4516                                                         _("Apply these rules regardless of the account they belong to"));
4517         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4518                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4519                                                         _("Use current account for these rules"));
4520         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4521         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4522         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4523         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4524                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4525                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4526         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4527                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4528                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4529         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4530                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4531                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4532         switch (prefs_common.apply_per_account_filtering_rules) {
4533         case FILTERING_ACCOUNT_RULES_SKIP:
4534                 gtk_toggle_button_set_active(
4535                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4536                 break;
4537         case FILTERING_ACCOUNT_RULES_FORCE:
4538                 gtk_toggle_button_set_active(
4539                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4540                 break;
4541         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4542                 gtk_toggle_button_set_active(
4543                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4544                 break;
4545         }
4546
4547         val = alertpanel_with_widget(
4548                         _("Filtering"),
4549                         _("There are some filtering rules that belong to an account.\n"
4550                           "Please choose what to do with these rules:"),
4551                         _("_Filter"), _("_Cancel"), NULL, TRUE, vbox);
4552         if ((val & ~G_ALERTDISABLE) != G_ALERTDEFAULT) {
4553                 return FALSE;
4554         } else if (val & G_ALERTDISABLE)
4555                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4556
4557         return TRUE;
4558 }
4559
4560 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4561 {
4562         GSList *mlist = NULL, *cur_list;
4563         summary_lock(summaryview);
4564
4565         /* are there any per-account filtering rules? */
4566         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4567                 filtering_peek_per_account_rules(filtering_rules)) {
4568
4569                 if (summary_filter_get_mode() == FALSE) {
4570                         summary_unlock(summaryview);
4571                         return;
4572                 }
4573         }
4574
4575         folder_item_update_freeze();
4576
4577         debug_print("filtering...");
4578         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4579         main_window_cursor_wait(summaryview->mainwin);
4580
4581         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4582
4583         if (selected_only) {
4584                 GList *cur;
4585
4586                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4587                      cur != NULL && cur->data != NULL; cur = cur->next) {
4588                         mlist = g_slist_prepend(mlist,
4589                                  procmsg_msginfo_new_ref(
4590                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4591                 }
4592                 mlist = g_slist_reverse(mlist);
4593         } else {
4594                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4595         }
4596         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4597                 summary_filter_func((MsgInfo *)cur_list->data);
4598         }
4599         filtering_move_and_copy_msgs(mlist);
4600         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4601                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4602         }
4603         g_slist_free(mlist);
4604
4605         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4606
4607         folder_item_update_thaw();
4608         debug_print("done.\n");
4609         STATUSBAR_POP(summaryview->mainwin);
4610         main_window_cursor_normal(summaryview->mainwin);
4611
4612         summary_unlock(summaryview);
4613
4614         /*
4615          * CLAWS: summary_show() only valid after having a lock. ideally
4616          * we want the lock to be context aware...
4617          */
4618         summary_show(summaryview, summaryview->folder_item);
4619 }
4620
4621 static void summary_filter_func(MsgInfo *msginfo)
4622 {
4623         MailFilteringData mail_filtering_data;
4624
4625         mail_filtering_data.msginfo = msginfo;
4626         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4627                 return;
4628
4629         filter_message_by_msginfo(filtering_rules, msginfo, NULL);
4630 }
4631
4632 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4633                                  PrefsFilterType type, gint processing_rule)
4634 {
4635         gchar *header = NULL;
4636         gchar *key = NULL;
4637
4638         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4639
4640         if (processing_rule) {
4641                 if (item == NULL)
4642                         prefs_filtering_open(&pre_global_processing,
4643                                              _("Processing rules to apply before folder rules"),
4644                                              MANUAL_ANCHOR_PROCESSING,
4645                                              header, key, FALSE);
4646                 else
4647                         prefs_filtering_open(&item->prefs->processing,
4648                                              _("Processing configuration"),
4649                                              MANUAL_ANCHOR_PROCESSING,
4650                                              header, key, FALSE);
4651         }
4652         else {
4653                 prefs_filtering_open(&filtering_rules,
4654                                 _("Filtering configuration"),
4655                                 MANUAL_ANCHOR_FILTERING,
4656                                 header, key, TRUE);
4657         }
4658
4659         g_free(header);
4660         g_free(key);
4661 }
4662
4663 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4664                          gint processing_rule)
4665 {
4666         MsgInfo *msginfo;
4667         FolderItem * item;
4668
4669         if (!summaryview->selected) return;
4670
4671         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4672                                               summaryview->selected);
4673         if (!msginfo) return;
4674
4675         item = summaryview->folder_item;
4676         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4677 }
4678
4679 /* color label */
4680
4681 #define N_COLOR_LABELS colorlabel_get_color_count()
4682
4683 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4684                                                      gpointer data)
4685 {
4686         guint color = GPOINTER_TO_UINT(data);
4687         SummaryView *summaryview;
4688
4689         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4690         g_return_if_fail(summaryview != NULL);
4691
4692         /* "dont_toggle" state set? */
4693         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4694                                 "dont_toggle"))
4695                 return;
4696
4697         summary_set_colorlabel(summaryview, color, NULL);
4698 }
4699
4700 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4701  * for the messsage; not the color index */
4702 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4703                                   guint labelcolor)
4704 {
4705         GdkColor color;
4706         GtkStyle *style, *prev_style, *ctree_style;
4707         MsgInfo *msginfo;
4708         gint color_index;
4709
4710         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4711         g_return_if_fail(msginfo);
4712
4713         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4714         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4715         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4716
4717         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4718                 if (!prev_style) return;
4719                 style = gtk_style_copy(prev_style);
4720                 color = ctree_style->fg[GTK_STATE_NORMAL];
4721                 style->fg[GTK_STATE_NORMAL] = color;
4722                 color = ctree_style->fg[GTK_STATE_SELECTED];
4723                 style->fg[GTK_STATE_SELECTED] = color;
4724         } else {
4725                 if (prev_style)
4726                         style = gtk_style_copy(prev_style);
4727                 else
4728                         style = gtk_style_copy(ctree_style);
4729                 color = colorlabel_get_color(color_index);
4730                 style->fg[GTK_STATE_NORMAL] = color;
4731                 /* get the average of label color and selected fg color
4732                    for visibility */
4733                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4734                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4735                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4736         }
4737
4738         gtk_ctree_node_set_row_style(ctree, node, style);
4739         gtk_style_unref(style);
4740 }
4741
4742 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4743 {
4744         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4745         MsgInfo *msginfo;
4746
4747         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4748         g_return_if_fail(msginfo);
4749
4750         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4751                                         MSG_CLABEL_FLAG_MASK, 0);
4752         summary_set_row_marks(summaryview, row);
4753 }
4754
4755 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4756                             GtkWidget *widget)
4757 {
4758         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4759         GList *cur;
4760         gboolean froze = FALSE;
4761
4762         START_LONG_OPERATION(summaryview);
4763
4764         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4765                 summary_set_row_colorlabel(summaryview,
4766                                            GTK_CTREE_NODE(cur->data), labelcolor);
4767         END_LONG_OPERATION(summaryview);
4768 }
4769
4770 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4771                                                           gpointer data)
4772 {
4773         SummaryView *summaryview;
4774         GtkMenuShell *menu;
4775         GtkCheckMenuItem **items;
4776         gint n;
4777         GList *cur, *sel;
4778
4779         summaryview = (SummaryView *)data;
4780         g_return_if_fail(summaryview != NULL);
4781
4782         sel = GTK_CLIST(summaryview->ctree)->selection;
4783         if (!sel) return;
4784
4785         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4786
4787         g_return_if_fail(menu != NULL);
4788
4789         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4790
4791         /* NOTE: don't return prematurely because we set the "dont_toggle"
4792          * state for check menu items */
4793         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4794                           GINT_TO_POINTER(1));
4795
4796         /* clear items. get item pointers. */
4797         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4798                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4799                         gtk_check_menu_item_set_active
4800                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4801                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4802                         n++;
4803                 }
4804         }
4805
4806         if (n == (N_COLOR_LABELS + 1)) {
4807                 /* iterate all messages and set the state of the appropriate
4808                  * items */
4809                 for (; sel != NULL; sel = sel->next) {
4810                         MsgInfo *msginfo;
4811                         gint clabel;
4812
4813                         msginfo = gtk_ctree_node_get_row_data
4814                                 (GTK_CTREE(summaryview->ctree),
4815                                  GTK_CTREE_NODE(sel->data));
4816                         if (msginfo) {
4817                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4818                                 if (!items[clabel]->active)
4819                                         gtk_check_menu_item_set_active
4820                                                 (items[clabel], TRUE);
4821                         }
4822                 }
4823         } else
4824                 g_warning("invalid number of color elements (%d)\n", n);
4825
4826         /* reset "dont_toggle" state */
4827         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4828                           GINT_TO_POINTER(0));
4829 }
4830
4831 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4832 {
4833         GtkWidget *label_menuitem;
4834         GtkWidget *menu;
4835         GtkWidget *item;
4836         gint i;
4837
4838         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4839                                                    "/Color label");
4840         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4841                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4842                            summaryview);
4843         gtk_widget_show(label_menuitem);
4844
4845         menu = gtk_menu_new();
4846
4847         /* create sub items. for the menu item activation callback we pass the
4848          * index of label_colors[] as data parameter. for the None color we
4849          * pass an invalid (high) value. also we attach a data pointer so we
4850          * can always get back the SummaryView pointer. */
4851
4852         item = gtk_check_menu_item_new_with_label(_("None"));
4853         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4854         g_signal_connect(G_OBJECT(item), "activate",
4855                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4856                            GUINT_TO_POINTER(0));
4857         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4858         gtk_widget_show(item);
4859
4860         gtk_widget_add_accelerator(item, "activate",
4861                                    summaryview->popupfactory->accel_group,
4862                                    GDK_0, GDK_CONTROL_MASK,
4863                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
4864
4865         item = gtk_menu_item_new();
4866         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4867         gtk_widget_show(item);
4868
4869         /* create pixmap/label menu items */
4870         for (i = 0; i < N_COLOR_LABELS; i++) {
4871                 item = colorlabel_create_check_color_menu_item(
4872                         i, refresh, SUMMARY_COLORMENU);
4873                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4874                 g_signal_connect(G_OBJECT(item), "activate",
4875                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4876                                  GUINT_TO_POINTER(i + 1));
4877                 g_object_set_data(G_OBJECT(item), "summaryview",
4878                                   summaryview);
4879                 gtk_widget_show(item);
4880         }
4881
4882         gtk_widget_show(menu);
4883         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4884         summaryview->colorlabel_menu = menu;
4885 }
4886
4887 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
4888 {
4889         SummaryView *summaryview = (SummaryView *)data;
4890         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4891
4892         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4893                        NULL, NULL, 0, gtk_get_current_event_time());
4894         return TRUE;
4895 }
4896
4897 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4898 {
4899         GtkWidget *ctree;
4900         gint *col_pos = summaryview->col_pos;
4901         SummaryColumnState *col_state;
4902         gchar *titles[N_SUMMARY_COLS];
4903         SummaryColumnType type;
4904         gint pos;
4905
4906         memset(titles, 0, sizeof(titles));
4907
4908         col_state = prefs_summary_column_get_config();
4909         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4910                 summaryview->col_state[pos] = col_state[pos];
4911                 type = col_state[pos].type;
4912                 col_pos[type] = pos;
4913                 titles[pos] = "dummy";
4914         }
4915         col_state = summaryview->col_state;
4916
4917         ctree = gtk_sctree_new_with_titles
4918                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4919
4920         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4921         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4922                                            GTK_JUSTIFY_CENTER);
4923         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4924                                            GTK_JUSTIFY_CENTER);
4925         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4926                                            GTK_JUSTIFY_CENTER);
4927         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4928                                            GTK_JUSTIFY_CENTER);
4929         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4930                                            GTK_JUSTIFY_RIGHT);
4931         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4932                                            GTK_JUSTIFY_RIGHT);
4933         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4934                                            GTK_JUSTIFY_RIGHT);
4935         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4936                                    SUMMARY_COL_MARK_WIDTH);
4937         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4938                                    SUMMARY_COL_STATUS_WIDTH);
4939         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4940                                    SUMMARY_COL_LOCKED_WIDTH);
4941         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4942                                    SUMMARY_COL_MIME_WIDTH);
4943         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4944                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4945         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4946                                    prefs_common.summary_col_size[S_COL_FROM]);
4947         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4948                                    prefs_common.summary_col_size[S_COL_TO]);
4949         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4950                                    prefs_common.summary_col_size[S_COL_DATE]);
4951         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4952                                    prefs_common.summary_col_size[S_COL_SIZE]);
4953         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4954                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4955         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4956                                    prefs_common.summary_col_size[S_COL_SCORE]);
4957
4958         if (prefs_common.enable_dotted_lines) {
4959                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4960                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4961                                      GTK_CTREE_EXPANDER_SQUARE);
4962         } else {
4963                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4964                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4965                                      GTK_CTREE_EXPANDER_TRIANGLE);
4966         }
4967
4968         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4969         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4970
4971         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4972                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4973                                        GTK_CAN_FOCUS);
4974                 gtk_clist_set_column_visibility
4975                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4976         }
4977
4978         /* connect signal to the buttons for sorting */
4979 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4980         g_signal_connect \
4981                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4982                  "clicked", \
4983                  G_CALLBACK(func), \
4984                  summaryview)
4985
4986         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4987         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4988         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4989         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4990         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4991         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4992         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4993         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4994         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4995         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4996         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4997
4998 #undef CLIST_BUTTON_SIGNAL_CONNECT
4999
5000         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5001                          G_CALLBACK(summary_selected), summaryview);
5002         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5003                          G_CALLBACK(summary_unselected), summaryview);
5004         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5005                          G_CALLBACK(summary_button_pressed),
5006                          summaryview);
5007         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5008                          G_CALLBACK(summary_popup_menu), summaryview);
5009         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5010                          G_CALLBACK(summary_button_released),
5011                          summaryview);
5012         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5013                          G_CALLBACK(summary_key_pressed), summaryview);
5014         g_signal_connect(G_OBJECT(ctree), "resize_column",
5015                          G_CALLBACK(summary_col_resized), summaryview);
5016         g_signal_connect(G_OBJECT(ctree), "open_row",
5017                          G_CALLBACK(summary_open_row), summaryview);
5018
5019         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5020                                G_CALLBACK(summary_tree_expanded),
5021                                summaryview);
5022         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5023                                G_CALLBACK(summary_tree_collapsed),
5024                                summaryview);
5025
5026         g_signal_connect(G_OBJECT(ctree), "start_drag",
5027                          G_CALLBACK(summary_start_drag),
5028                          summaryview);
5029         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5030                          G_CALLBACK(summary_drag_data_get),
5031                          summaryview);
5032
5033         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5034                           summary_drag_types, 2,
5035                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5036
5037         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5038                          G_CALLBACK(summary_drag_data_received),
5039                          summaryview);
5040
5041         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5042                          G_CALLBACK(summary_drag_motion_cb),
5043                          summaryview);
5044
5045         return ctree;
5046 }
5047
5048 void summary_set_column_order(SummaryView *summaryview)
5049 {
5050         GtkWidget *ctree;
5051         GtkWidget *scrolledwin = summaryview->scrolledwin;
5052         FolderItem *item;
5053         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5054         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5055
5056         item = summaryview->folder_item;
5057
5058         summary_clear_all(summaryview);
5059         gtk_widget_destroy(summaryview->ctree);
5060
5061         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5062         summary_set_fonts(summaryview);
5063         summary_set_column_titles(summaryview);
5064         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5065                                             GTK_CLIST(ctree)->hadjustment);
5066         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5067                                             GTK_CLIST(ctree)->vadjustment);
5068         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5069         gtk_widget_show(ctree);
5070
5071         summary_show(summaryview, item);
5072
5073         summary_select_by_msgnum(summaryview, selected_msgnum);
5074
5075         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5076         summaryview->last_displayed = summaryview->displayed;
5077         if (!summaryview->displayed)
5078                 messageview_clear(summaryview->messageview);
5079         else
5080                 summary_redisplay_msg(summaryview);
5081 }
5082
5083
5084 /* callback functions */
5085
5086 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5087                                    SummaryView *summaryview)
5088 {
5089         if (event)
5090                 summary_toggle_view(summaryview);
5091         return TRUE;
5092 }
5093
5094 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5095                                        SummaryView *summaryview)
5096 {
5097         if (!event) return FALSE;
5098
5099         if (event->button == 3) {
5100                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5101                 /* right clicked */
5102                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5103                                NULL, NULL, event->button, event->time);
5104         } else if (event->button == 2) {
5105                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5106         } else if (event->button == 1) {
5107                 if (!prefs_common.emulate_emacs &&
5108                     messageview_is_visible(summaryview->messageview))
5109                         summaryview->display_msg = TRUE;
5110         }
5111
5112         return FALSE;
5113 }
5114
5115 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5116                                         SummaryView *summaryview)
5117 {
5118         return FALSE;
5119 }
5120
5121 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5122 {
5123         return summary_key_pressed(summaryview->ctree, event, summaryview);
5124 }
5125
5126 #define BREAK_ON_MODIFIER_KEY() \
5127         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5128
5129 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5130                                     SummaryView *summaryview)
5131 {
5132         GtkCTree *ctree = GTK_CTREE(widget);
5133         GtkCTreeNode *node;
5134         MessageView *messageview;
5135         TextView *textview;
5136         GtkAdjustment *adj;
5137         gboolean mod_pressed;
5138
5139         if (summary_is_locked(summaryview)) return TRUE;
5140         if (!event) return TRUE;
5141
5142         if (quicksearch_has_focus(summaryview->quicksearch))
5143                 return FALSE;
5144
5145         switch (event->keyval) {
5146         case GDK_Left:          /* Move focus */
5147                 adj = gtk_scrolled_window_get_hadjustment
5148                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5149                 if (adj->lower != adj->value)
5150                         break;
5151                 /* FALLTHROUGH */
5152         case GDK_Escape:
5153                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5154                 return TRUE;
5155         case GDK_Home:
5156         case GDK_End:
5157                 if ((node = summaryview->selected) != NULL) {
5158                         GtkCTreeNode *next = NULL;
5159                         next = (event->keyval == GDK_Home)
5160                                         ? gtk_ctree_node_nth(ctree, 0)
5161                                         : gtk_ctree_node_nth(ctree,
5162                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5163                         if (next) {
5164                                 gtk_sctree_select_with_state
5165                                         (GTK_SCTREE(ctree), next, event->state);
5166
5167                                 /* Deprecated - what are the non-deprecated equivalents? */
5168                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5169                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5170                                 summaryview->selected = next;
5171                         }
5172                 }
5173                 return TRUE;
5174         default:
5175                 break;
5176         }
5177
5178         if (!summaryview->selected) {
5179                 node = gtk_ctree_node_nth(ctree, 0);
5180                 if (node)
5181                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5182                 else
5183                         return TRUE;
5184         }
5185
5186         messageview = summaryview->messageview;
5187         textview = messageview->mimeview->textview;
5188
5189         mod_pressed =
5190                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5191
5192         switch (event->keyval) {
5193         case GDK_space:         /* Page down or go to the next */
5194                 if (event->state & GDK_SHIFT_MASK)
5195                         mimeview_scroll_page(messageview->mimeview, TRUE);
5196                 else {
5197                         if (summaryview->displayed != summaryview->selected) {
5198                                 summary_display_msg(summaryview,
5199                                                     summaryview->selected);
5200                                 break;
5201                         }
5202                         if (mod_pressed) {
5203                                 if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5204                                         summary_select_prev_unread(summaryview);
5205                         } else {
5206                                 if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5207                                         summary_select_next_unread(summaryview);
5208                         }
5209                 }
5210                 break;
5211         case GDK_BackSpace:     /* Page up */
5212                 mimeview_scroll_page(messageview->mimeview, TRUE);
5213                 break;
5214         case GDK_Return:        /* Scroll up/down one line */
5215                 if (summaryview->displayed != summaryview->selected) {
5216                         summary_display_msg(summaryview,
5217                                             summaryview->selected);
5218                         break;
5219                 }
5220                 mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5221                 break;
5222         case GDK_Delete:
5223                 BREAK_ON_MODIFIER_KEY();
5224                 summary_delete_trash(summaryview);
5225                 break;
5226         case GDK_y:
5227         case GDK_t:
5228         case GDK_l:
5229         case GDK_c:
5230                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5231                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5232                                        "key_press_event");
5233                         mimeview_pass_key_press_event(messageview->mimeview,
5234                                                       event);
5235                         break;
5236                 }
5237         default:
5238                 break;
5239         }
5240         return FALSE;
5241 }
5242
5243 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5244 {
5245         SummaryView *summaryview = data;
5246
5247         summary_show(summaryview, summaryview->folder_item);
5248 }
5249
5250 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5251 {
5252         SummaryView *summaryview = (SummaryView *)data;
5253
5254         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5255                 prefs_common.show_searchbar = TRUE;
5256                 quicksearch_show(summaryview->quicksearch);
5257         } else {
5258                 prefs_common.show_searchbar = FALSE;
5259                 quicksearch_hide(summaryview->quicksearch);
5260         }
5261 }
5262
5263 void summaryview_activate_quicksearch(SummaryView *summaryview)
5264 {
5265         gtk_toggle_button_set_active(
5266                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5267                 TRUE);
5268         quicksearch_show(summaryview->quicksearch);
5269 }
5270
5271 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5272 {
5273         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5274                 summary_reedit(summaryview);
5275         else
5276                 summary_open_msg(summaryview);
5277
5278         summaryview->display_msg = FALSE;
5279 }
5280
5281 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5282                                   SummaryView *summaryview)
5283 {
5284         summary_set_row_marks(summaryview, node);
5285         if (prefs_common.bold_unread) {
5286                 while (node) {
5287                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5288                         if (GTK_CTREE_ROW(node)->children)
5289                                 summary_set_row_marks(summaryview, node);
5290                         node = next;
5291                 }
5292         }
5293 }
5294
5295 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5296                                    SummaryView *summaryview)
5297 {
5298         summary_set_row_marks(summaryview, node);
5299 }
5300
5301 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5302                                gint column, SummaryView *summaryview)
5303 {
5304         if (summary_is_locked(summaryview)
5305         ||  GTK_SCTREE(ctree)->selecting_range) {
5306                 return;
5307         }
5308
5309         summary_status_show(summaryview);
5310 }
5311
5312 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5313                              gint column, SummaryView *summaryview)
5314 {
5315         MsgInfo *msginfo;
5316         gboolean marked_unread = FALSE;
5317
5318         if (summary_is_locked(summaryview)
5319         ||  GTK_SCTREE(ctree)->selecting_range) {
5320                 return;
5321         }
5322
5323         summary_status_show(summaryview);
5324
5325         if (GTK_CLIST(ctree)->selection &&
5326             GTK_CLIST(ctree)->selection->next) {
5327                 summaryview->display_msg = FALSE;
5328                 summary_set_menu_sensitive(summaryview);
5329                 toolbar_main_set_sensitive(summaryview->mainwin);
5330                 return;
5331         }
5332
5333         summaryview->selected = row;
5334
5335         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5336         g_return_if_fail(msginfo != NULL);
5337
5338         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5339         toolbar_set_learn_button
5340                 (summaryview->mainwin->toolbar,
5341                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5342
5343         switch (column < 0 ? column : summaryview->col_state[column].type) {
5344         case S_COL_MARK:
5345                 if (!MSG_IS_DELETED(msginfo->flags) &&
5346                     !MSG_IS_MOVE(msginfo->flags) &&
5347                     !MSG_IS_COPY(msginfo->flags)) {
5348                         if (MSG_IS_MARKED(msginfo->flags)) {
5349                                 summary_unmark_row(summaryview, row);
5350                         } else {
5351                                 summary_mark_row(summaryview, row);
5352                         }
5353                 }
5354                 break;
5355         case S_COL_STATUS:
5356                 if (MSG_IS_UNREAD(msginfo->flags)) {
5357                         summary_mark_row_as_read(summaryview, row);
5358                         summary_status_show(summaryview);
5359                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5360                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5361                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5362                                 else
5363                                         log_error(_("An error happened while learning.\n"));
5364                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5365                          !MSG_IS_FORWARDED(msginfo->flags)) {
5366                         marked_unread = TRUE;
5367                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5368                         summary_find_answers(summaryview, msginfo);
5369                         return;
5370                 }
5371                 break;
5372         case S_COL_LOCKED:
5373                 if (MSG_IS_LOCKED(msginfo->flags)) {
5374                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5375                         summary_set_row_marks(summaryview, row);
5376                 }
5377                 else
5378                         summary_lock_row(summaryview, row);
5379                 break;
5380         default:
5381                 break;
5382         }
5383
5384         if (summaryview->display_msg ||
5385             (prefs_common.always_show_msg &&
5386              messageview_is_visible(summaryview->messageview))) {
5387                 summaryview->display_msg = FALSE;
5388                 if (summaryview->displayed != row) {
5389                         summary_display_msg(summaryview, row);
5390                         if (marked_unread) {
5391                                 summary_mark_row_as_unread(summaryview, row);
5392                                 summary_status_show(summaryview);
5393                         }
5394                         return;
5395                 }
5396         }
5397
5398         if (marked_unread) {
5399                 summary_mark_row_as_unread(summaryview, row);
5400                 summary_status_show(summaryview);
5401         }
5402
5403         summary_set_menu_sensitive(summaryview);
5404         toolbar_main_set_sensitive(summaryview->mainwin);
5405 }
5406
5407 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5408                                 SummaryView *summaryview)
5409 {
5410         SummaryColumnType type = summaryview->col_state[column].type;
5411
5412         prefs_common.summary_col_size[type] = width;
5413 }
5414
5415
5416 /*
5417  * \brief get List of msginfo selected in SummaryView
5418  *
5419  * \param summaryview
5420  *
5421  * \return GSList holding MsgInfo
5422  */
5423 GSList *summary_get_selection(SummaryView *summaryview)
5424 {
5425         GList *sel = NULL;
5426         GSList *msginfo_list = NULL;
5427
5428         g_return_val_if_fail(summaryview != NULL, NULL);
5429
5430         sel = GTK_CLIST(summaryview->ctree)->selection;
5431
5432         g_return_val_if_fail(sel != NULL, NULL);
5433
5434         for ( ; sel != NULL; sel = sel->next)
5435                 msginfo_list =
5436                         g_slist_prepend(msginfo_list,
5437                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5438                                                                    GTK_CTREE_NODE(sel->data)));
5439         return g_slist_reverse(msginfo_list);
5440 }
5441
5442 static void summary_reply_cb(SummaryView *summaryview, guint action,
5443                              GtkWidget *widget)
5444 {
5445         MessageView *msgview = (MessageView*)summaryview->messageview;
5446         GSList *msginfo_list;
5447
5448         g_return_if_fail(msgview != NULL);
5449
5450         msginfo_list = summary_get_selection(summaryview);
5451         g_return_if_fail(msginfo_list != NULL);
5452         compose_reply_from_messageview(msgview, msginfo_list, action);
5453         g_slist_free(msginfo_list);
5454 }
5455
5456 static void summary_show_all_header_cb(SummaryView *summaryview,
5457                                        guint action, GtkWidget *widget)
5458 {
5459         summaryview->messageview->all_headers =
5460                         GTK_CHECK_MENU_ITEM(widget)->active;
5461         summary_display_msg_selected(summaryview,
5462                                      GTK_CHECK_MENU_ITEM(widget)->active);
5463 }
5464
5465 static void summary_add_address_cb(SummaryView *summaryview,
5466                                    guint action, GtkWidget *widget)
5467 {
5468         summary_add_address(summaryview);
5469 }
5470
5471 static void summary_create_filter_cb(SummaryView *summaryview,
5472                                      guint action, GtkWidget *widget)
5473 {
5474         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5475 }
5476
5477 static void summary_create_processing_cb(SummaryView *summaryview,
5478                                          guint action, GtkWidget *widget)
5479 {
5480         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5481 }
5482
5483 static void summary_sort_by_column_click(SummaryView *summaryview,
5484                                          FolderSortKey sort_key)
5485 {
5486         GtkCTreeNode *node = NULL;
5487         START_TIMING("summary_sort_by_column_click");
5488         if (summaryview->sort_key == sort_key)
5489                 summary_sort(summaryview, sort_key,
5490                              summaryview->sort_type == SORT_ASCENDING
5491                              ? SORT_DESCENDING : SORT_ASCENDING);
5492         else
5493                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5494
5495         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5496
5497         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
5498         if (prefs_common.bold_unread) {
5499                 while (node) {
5500                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5501                         if (GTK_CTREE_ROW(node)->children)
5502                                 summary_set_row_marks(summaryview, node);
5503                         node = next;
5504                 }
5505         }
5506         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
5507         END_TIMING();
5508 }
5509
5510 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5511 {
5512         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5513 }
5514
5515 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5516 {
5517         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5518 }
5519
5520 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5521 {
5522         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5523 }
5524
5525 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5526 {
5527         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5528 }
5529
5530 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5531 {
5532         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5533 }
5534
5535 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5536 {
5537         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5538 }
5539
5540 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5541 {
5542         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5543                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5544         else
5545                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5546 }
5547
5548 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5549 {
5550         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5551                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5552         else
5553                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5554 }
5555
5556 static void summary_subject_clicked(GtkWidget *button,
5557                                     SummaryView *summaryview)
5558 {
5559         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5560 }
5561
5562 static void summary_score_clicked(GtkWidget *button,
5563                                   SummaryView *summaryview)
5564 {
5565         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5566 }
5567
5568 static void summary_locked_clicked(GtkWidget *button,
5569                                    SummaryView *summaryview)
5570 {
5571         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5572 }
5573
5574 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5575                                SummaryView *summaryview)
5576 {
5577         GdkDragContext *context;
5578
5579         g_return_if_fail(summaryview != NULL);
5580         g_return_if_fail(summaryview->folder_item != NULL);
5581         g_return_if_fail(summaryview->folder_item->folder != NULL);
5582         if (summaryview->selected == NULL) return;
5583
5584         context = gtk_drag_begin(widget, summaryview->target_list,
5585                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5586         gtk_drag_set_icon_default(context);
5587 }
5588
5589 static void summary_drag_data_get(GtkWidget        *widget,
5590                                   GdkDragContext   *drag_context,
5591                                   GtkSelectionData *selection_data,
5592                                   guint             info,
5593                                   guint             time,
5594                                   SummaryView      *summaryview)
5595 {
5596         if (info == TARGET_MAIL_URI_LIST) {
5597                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5598                 GList *cur;
5599                 MsgInfo *msginfo;
5600                 gchar *mail_list = NULL, *tmp1, *tmp2;
5601
5602                 for (cur = GTK_CLIST(ctree)->selection;
5603                      cur != NULL && cur->data != NULL; cur = cur->next) {
5604                         msginfo = gtk_ctree_node_get_row_data
5605                                 (ctree, GTK_CTREE_NODE(cur->data));
5606                         tmp2 = procmsg_get_message_file(msginfo);
5607                         if (!tmp2) continue;
5608                         if (msginfo->subject) {
5609                                 gchar *san_subject = g_strdup(msginfo->subject);
5610                                 gchar *dest = NULL;
5611                                 subst_for_filename(san_subject);
5612                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5613                                                 get_tmp_dir(),
5614                                                 G_DIR_SEPARATOR_S,
5615                                                 san_subject, msginfo->msgnum);
5616                                 g_free(san_subject);
5617                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5618                                 g_free(dest);
5619                                 dest = san_subject;
5620                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5621                                         g_free(tmp2);
5622                                         tmp2 = dest;
5623                                 }
5624                         }
5625                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5626                         g_free(tmp2);
5627
5628                         if (!mail_list) {
5629                                 mail_list = tmp1;
5630                         } else {
5631                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5632                                 g_free(mail_list);
5633                                 g_free(tmp1);
5634                                 mail_list = tmp2;
5635                         }
5636                 }
5637
5638                 if (mail_list != NULL) {
5639                         gtk_selection_data_set(selection_data,
5640                                                selection_data->target, 8,
5641                                                mail_list, strlen(mail_list));
5642                         g_free(mail_list);
5643                 }
5644         } else if (info == TARGET_DUMMY) {
5645                 if (GTK_CLIST(summaryview->ctree)->selection)
5646                         gtk_selection_data_set(selection_data,
5647                                                selection_data->target, 8,
5648                                                "Dummy-Summaryview",
5649                                                strlen("Dummy-Summaryview")+1);
5650         }
5651 }
5652
5653 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5654                                           GdkDragContext *context,
5655                                           gint            x,
5656                                           gint            y,
5657                                           guint           time,
5658                                           SummaryView    *summaryview)
5659 {
5660         FolderItem *item = summaryview->folder_item;
5661         if (!(item && item->folder && folder_item_parent(item) != NULL
5662                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5663                 gdk_drag_status(context, 0, time);
5664                 return FALSE;
5665         } else if (gtk_drag_get_source_widget(context) ==
5666                 mainwindow_get_mainwindow()->folderview->ctree) {
5667                 /* no folders */
5668                 gdk_drag_status(context, 0, time);
5669                 return FALSE;
5670         } else if (gtk_drag_get_source_widget(context) ==
5671                 summaryview->ctree) {
5672                 /* not from same folder */
5673                 gdk_drag_status(context, 0, time);
5674                 return FALSE;
5675         } else {
5676                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5677                 return TRUE;
5678         }
5679 }
5680
5681 static void summary_drag_data_received(GtkWidget        *widget,
5682                                         GdkDragContext   *drag_context,
5683                                         gint              x,
5684                                         gint              y,
5685                                         GtkSelectionData *data,
5686                                         guint             info,
5687                                         guint             time,
5688                                         SummaryView       *summaryview)
5689 {
5690         if (info == TARGET_MAIL_URI_LIST) {
5691                 FolderItem *item = summaryview->folder_item;
5692                 if (!item) {
5693                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5694                         return;
5695                 } else {
5696                         folderview_finish_dnd(data->data, drag_context, time, item);
5697                 }
5698         }
5699 }
5700
5701
5702 /* custom compare functions for sorting */
5703
5704 #define CMP_FUNC_DEF(func_name, val)                                     \
5705 static gint func_name(GtkCList *clist,                                   \
5706                       gconstpointer ptr1, gconstpointer ptr2)            \
5707 {                                                                        \
5708         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5709         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5710         if (!msginfo1 || !msginfo2)                                      \
5711                 return -1;                                               \
5712                                                                          \
5713         return (val);                                                    \
5714 }
5715
5716 CMP_FUNC_DEF(summary_cmp_by_mark,
5717              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5718 CMP_FUNC_DEF(summary_cmp_by_status,
5719              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5720 CMP_FUNC_DEF(summary_cmp_by_mime,
5721              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5722 CMP_FUNC_DEF(summary_cmp_by_label,
5723              MSG_GET_COLORLABEL(msginfo1->flags) -
5724              MSG_GET_COLORLABEL(msginfo2->flags))
5725 CMP_FUNC_DEF(summary_cmp_by_locked,
5726              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5727
5728 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5729 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5730 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5731
5732 #undef CMP_FUNC_DEF
5733
5734 static gint summary_cmp_by_subject(GtkCList *clist,
5735                                    gconstpointer ptr1,
5736                                    gconstpointer ptr2)
5737 {
5738         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5739         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5740
5741         if (!msginfo1->subject)
5742                 return (msginfo2->subject != NULL);
5743         if (!msginfo2->subject)
5744                 return -1;
5745
5746         return subject_compare_for_sort
5747                 (msginfo1->subject, msginfo2->subject);
5748 }
5749
5750 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5751                                 gconstpointer ptr2)
5752 {
5753         const gchar *str1, *str2;
5754         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5755         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5756         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5757
5758         g_return_val_if_fail(sv, -1);
5759
5760         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5761         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5762
5763         if (!str1)
5764                 return str2 != NULL;
5765
5766         if (!str2)
5767                 return -1;
5768
5769         return g_utf8_collate(str1, str2);
5770 }
5771
5772 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5773                                 gconstpointer ptr2)
5774 {
5775         const gchar *str1, *str2;
5776         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5777         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5778         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5779
5780         g_return_val_if_fail(sv, -1);
5781
5782         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5783         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5784
5785         if (!str1)
5786                 return str2 != NULL;
5787
5788         if (!str2)
5789                 return -1;
5790
5791         return g_utf8_collate(str1, str2);
5792 }
5793
5794 static gint summary_cmp_by_simplified_subject
5795         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5796 {
5797         const FolderItemPrefs *prefs;
5798         const gchar *str1, *str2;
5799         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5800         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5801         const MsgInfo *msginfo1 = r1->data;
5802         const MsgInfo *msginfo2 = r2->data;
5803         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5804
5805         g_return_val_if_fail(sv, -1);
5806         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5807
5808         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5809         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5810
5811         if (!str1)
5812                 return str2 != NULL;
5813
5814         if (!str2)
5815                 return -1;
5816
5817         prefs = msginfo1->folder->prefs;
5818         if (!prefs)
5819                 prefs = msginfo2->folder->prefs;
5820         if (!prefs)
5821                 return -1;
5822
5823         return subject_compare_for_sort(str1, str2);
5824 }
5825
5826 static gint summary_cmp_by_score(GtkCList *clist,
5827                                  gconstpointer ptr1, gconstpointer ptr2)
5828 {
5829         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5830         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5831         int diff;
5832
5833         /* if score are equal, sort by date */
5834
5835         diff = msginfo1->score - msginfo2->score;
5836         if (diff != 0)
5837                 return diff;
5838         else
5839                 return summary_cmp_by_date(clist, ptr1, ptr2);
5840 }
5841
5842 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5843 {
5844         SummaryView *summaryview = (SummaryView *) data;
5845         MsgInfo *msginfo;
5846
5847         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5848         g_return_if_fail(msginfo);
5849
5850         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5851
5852         summary_set_row_marks(summaryview, row);
5853         debug_print("Message %d is marked as ignore thread\n",
5854             msginfo->msgnum);
5855 }
5856
5857 static void summary_ignore_thread(SummaryView *summaryview)
5858 {
5859         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5860         GList *cur;
5861         gboolean froze = FALSE;
5862
5863         START_LONG_OPERATION(summaryview);
5864         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5865                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5866                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5867                                         summaryview);
5868
5869         END_LONG_OPERATION(summaryview);
5870
5871         summary_status_show(summaryview);
5872 }
5873
5874 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5875 {
5876         SummaryView *summaryview = (SummaryView *) data;
5877         MsgInfo *msginfo;
5878
5879         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5880         g_return_if_fail(msginfo);
5881
5882         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5883
5884         summary_set_row_marks(summaryview, row);
5885         debug_print("Message %d is marked as unignore thread\n",
5886             msginfo->msgnum);
5887 }
5888
5889 static void summary_unignore_thread(SummaryView *summaryview)
5890 {
5891         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5892         GList *cur;
5893         gboolean froze = FALSE;
5894
5895         START_LONG_OPERATION(summaryview);
5896         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5897                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5898                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5899                                         summaryview);
5900
5901         END_LONG_OPERATION(summaryview);
5902
5903         summary_status_show(summaryview);
5904 }
5905
5906 static void summary_check_ignore_thread_func
5907                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5908 {
5909         MsgInfo *msginfo;
5910         gint *found_ignore = (gint *) data;
5911
5912         if (*found_ignore) return;
5913         else {
5914                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5915                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
5916         }
5917 }
5918
5919 void summary_toggle_ignore_thread(SummaryView *summaryview)
5920 {
5921         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5922         GList *cur;
5923         gint found_ignore = 0;
5924
5925         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5926                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5927                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5928                                         &found_ignore);
5929
5930         if (found_ignore)
5931                 summary_unignore_thread(summaryview);
5932         else
5933                 summary_ignore_thread(summaryview);
5934 }
5935
5936 void summary_toggle_show_read_messages(SummaryView *summaryview)
5937 {
5938         FolderItemUpdateData source;
5939         if (summaryview->folder_item->hide_read_msgs)
5940                 summaryview->folder_item->hide_read_msgs = 0;
5941         else
5942                 summaryview->folder_item->hide_read_msgs = 1;
5943
5944         source.item = summaryview->folder_item;
5945         source.update_flags = F_ITEM_UPDATE_NAME;
5946         source.msg = NULL;
5947         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5948         summary_show(summaryview, summaryview->folder_item);
5949 }
5950
5951 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5952                                              guint action)
5953 {
5954         GtkWidget *widget;
5955
5956         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5957                                            "/View/Hide read messages");
5958         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5959                           GINT_TO_POINTER(1));
5960         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5961         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5962                           GINT_TO_POINTER(0));
5963 }
5964
5965 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5966 {
5967         GtkWidget *ctree = summaryview->ctree;
5968         GtkWidget *pixmap;
5969
5970         gtk_widget_destroy(summaryview->folder_pixmap);
5971
5972         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5973         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5974         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5975         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5976         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5977         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5978         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5979         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5980         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5981         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5982         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5983         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5984         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5985         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
5986         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
5987         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
5988
5989         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5990         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5991         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5992         gtk_widget_show(pixmap);
5993         summaryview->folder_pixmap = pixmap;
5994
5995         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5996         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5997                               summaryview->quick_search_pixmap);
5998         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5999         gtk_widget_show(pixmap);
6000         summaryview->quick_search_pixmap = pixmap;
6001
6002         folderview_unselect(summaryview->folderview);
6003         folderview_select(summaryview->folderview, summaryview->folder_item);
6004         summary_set_column_titles(summaryview);
6005 }
6006
6007 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
6008 {
6009         GtkMenuShell *menu;
6010         GList *cur;
6011
6012         /* re-create colorlabel submenu */
6013         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
6014         g_return_if_fail(menu != NULL);
6015
6016         /* clear items. get item pointers. */
6017         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
6018                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
6019         }
6020         summary_colorlabel_menu_create(summaryview, TRUE);
6021 }
6022
6023 /*
6024  * Harvest addresses for selected messages in summary view.
6025  */
6026 void summary_harvest_address(SummaryView *summaryview)
6027 {
6028         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
6029         GList *cur;
6030         GList *msgList;
6031         MsgInfo *msginfo;
6032
6033         msgList = NULL;
6034         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
6035                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
6036                 if (!msginfo)
6037                         continue;
6038                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
6039         }
6040         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
6041         g_list_free( msgList );
6042 }
6043
6044 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
6045 {
6046         int err;
6047         gchar buf[BUFFSIZE];
6048         regex_t *preg = NULL;
6049
6050         preg = g_new0(regex_t, 1);
6051
6052         err = string_match_precompile(simplify_subject_regexp,
6053                                       preg, REG_EXTENDED);
6054         if (err) {
6055                 regerror(err, preg, buf, BUFFSIZE);
6056                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6057                 g_free(preg);
6058                 preg = NULL;
6059         }
6060
6061         return preg;
6062 }
6063
6064 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6065 {
6066         g_return_if_fail(summaryview != NULL);
6067         g_return_if_fail(item != NULL);
6068
6069         /* Subject simplification */
6070         if(summaryview->simplify_subject_preg) {
6071                 regfree(summaryview->simplify_subject_preg);
6072                 g_free(summaryview->simplify_subject_preg);
6073                 summaryview->simplify_subject_preg = NULL;
6074         }
6075         if(item->prefs && item->prefs->simplify_subject_regexp &&
6076            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6077                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6078
6079         /* Sorting */
6080         summaryview->sort_key = item->sort_key;
6081         summaryview->sort_type = item->sort_type;
6082
6083         /* Threading */
6084         summaryview->threaded = item->threaded;
6085         summaryview->thread_collapsed = item->thread_collapsed;
6086
6087         /* Scoring */
6088 }
6089
6090 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6091 {
6092         /* Sorting */
6093         item->sort_key = summaryview->sort_key;
6094         item->sort_type = summaryview->sort_type;
6095
6096         /* Threading */
6097         item->threaded = summaryview->threaded;
6098         item->thread_collapsed = summaryview->thread_collapsed;
6099 }
6100
6101 static gboolean summary_update_msg(gpointer source, gpointer data)
6102 {
6103         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6104         SummaryView *summaryview = (SummaryView *)data;
6105         GtkCTreeNode *node;
6106
6107         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6108         g_return_val_if_fail(summaryview != NULL, FALSE);
6109
6110         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6111                 return FALSE;
6112
6113         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6114                 node = gtk_ctree_find_by_row_data(
6115                                 GTK_CTREE(summaryview->ctree), NULL,
6116                                 msginfo_update->msginfo);
6117
6118                 if (node)
6119                         summary_set_row_marks(summaryview, node);
6120         }
6121
6122         return FALSE;
6123 }
6124
6125 /*!
6126  *\brief        change summaryview to display your answer(s) to a message
6127  *
6128  *\param        summaryview The SummaryView ;)
6129  *\param        msginfo The message for which answers are searched
6130  *
6131  */
6132 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6133 {
6134         FolderItem *sent_folder = NULL;
6135         PrefsAccount *account = NULL;
6136         GtkCTreeNode *node = NULL;
6137         char *buf = NULL;
6138         if (msg == NULL || msg->msgid == NULL)
6139                 return;
6140
6141         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6142         if (account == NULL)
6143                 return;
6144         sent_folder = account_get_special_folder
6145                                 (account, F_OUTBOX);
6146
6147         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6148
6149         if (sent_folder != summaryview->folder_item) {
6150                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6151         }
6152
6153         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6154
6155         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6156         g_free(buf);
6157
6158         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6159         if (node)
6160                 summary_select_node(summaryview, node, TRUE, TRUE);
6161 }
6162
6163 gint summaryview_export_mbox_list(SummaryView *summaryview)
6164 /* return values: -2 skipped, -1 error, 0 OK */
6165 {
6166         GSList *list = summary_get_selected_msg_list(summaryview);
6167         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6168         gint ret;
6169
6170         if (mbox == NULL || list == NULL)
6171                 return -1;
6172
6173         ret = export_list_to_mbox(list, mbox);
6174
6175         g_slist_free(list);
6176         g_free(mbox);
6177
6178         return ret;
6179 }
6180
6181 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6182 {
6183         if (!summaryview || !summaryview->folder_item || !item) {
6184                 return;
6185         }
6186
6187         if (summaryview->folder_item->folder == item->folder) {
6188                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6189         }
6190 }
6191 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6192 {
6193         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6194 }