src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91 #include "manual.h"
  92
  93 #define SUMMARY_COL_MARK_WIDTH          10
  94 #define SUMMARY_COL_STATUS_WIDTH        13
  95 #define SUMMARY_COL_LOCKED_WIDTH        13
  96 #define SUMMARY_COL_MIME_WIDTH          11
  97
  98
  99 static GtkStyle *bold_style;
 100 static GtkStyle *bold_marked_style;
 101 static GtkStyle *bold_deleted_style;
 102 static GtkStyle *small_style;
 103 static GtkStyle *small_marked_style;
 104 static GtkStyle *small_deleted_style;
 105
 106 static GdkPixmap *markxpm;
 107 static GdkBitmap *markxpmmask;
 108 static GdkPixmap *deletedxpm;
 109 static GdkBitmap *deletedxpmmask;
 110 static GdkPixmap *movedxpm;
 111 static GdkBitmap *movedxpmmask;
 112 static GdkPixmap *copiedxpm;
 113 static GdkBitmap *copiedxpmmask;
 114
 115 static GdkPixmap *newxpm;
 116 static GdkBitmap *newxpmmask;
 117 static GdkPixmap *unreadxpm;
 118 static GdkBitmap *unreadxpmmask;
 119 static GdkPixmap *repliedxpm;
 120 static GdkBitmap *repliedxpmmask;
 121 static GdkPixmap *forwardedxpm;
 122 static GdkBitmap *forwardedxpmmask;
 123 static GdkPixmap *ignorethreadxpm;
 124 static GdkBitmap *ignorethreadxpmmask;
 125 static GdkPixmap *lockedxpm;
 126 static GdkBitmap *lockedxpmmask;
 127 static GdkPixmap *spamxpm;
 128 static GdkBitmap *spamxpmmask;
 129
 130 static GdkPixmap *clipxpm;
 131 static GdkBitmap *clipxpmmask;
 132 static GdkPixmap *keyxpm;
 133 static GdkBitmap *keyxpmmask;
 134 static GdkPixmap *clipkeyxpm;
 135 static GdkBitmap *clipkeyxpmmask;
 136 static GdkPixmap *gpgsignedxpm;
 137 static GdkBitmap *gpgsignedxpmmask;
 138 static GdkPixmap *clipgpgsignedxpm;
 139 static GdkBitmap *clipgpgsignedxpmmask;
 140
 141 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 142                                          GtkCTreeNode           *node,
 143                                          gpointer                data);
 144 static void summary_set_marks_func      (GtkCTree               *ctree,
 145                                          GtkCTreeNode           *node,
 146                                          gpointer                data);
 147
 148 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 149 guint summary_get_msgnum                (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *node);
 151
 152
 153 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 154                                              guint action);
 155
 156 static GtkCTreeNode *summary_find_prev_msg
 157                                         (SummaryView            *summaryview,
 158                                          GtkCTreeNode           *current_node);
 159 static GtkCTreeNode *summary_find_next_msg
 160                                         (SummaryView            *summaryview,
 161                                          GtkCTreeNode           *current_node);
 162
 163 static GtkCTreeNode *summary_find_prev_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_prev);
 168 static GtkCTreeNode *summary_find_next_flagged_msg
 169                                         (SummaryView    *summaryview,
 170                                          GtkCTreeNode   *current_node,
 171                                          MsgPermFlags    flags,
 172                                          gboolean        start_from_next);
 173
 174 static GtkCTreeNode *summary_find_msg_by_msgnum
 175                                         (SummaryView            *summaryview,
 176                                          guint                   msgnum);
 177
 178 static void summary_update_status       (SummaryView            *summaryview);
 179
 180 /* display functions */
 181 static void summary_status_show         (SummaryView            *summaryview);
 182 static void summary_set_column_titles   (SummaryView            *summaryview);
 183 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 184                                          GSList                 *mlist);
 185 static void summary_set_header          (SummaryView            *summaryview,
 186                                          gchar                  *text[],
 187                                          MsgInfo                *msginfo);
 188 static void summary_display_msg         (SummaryView            *summaryview,
 189                                          GtkCTreeNode           *row);
 190 static void summary_display_msg_full    (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row,
 192                                          gboolean                new_window,
 193                                          gboolean                all_headers);
 194 static void summary_set_row_marks       (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196
 197 /* message handling */
 198 static void summary_mark_row            (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_lock_row            (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unlock_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_delete_row          (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row);
 210 static void summary_unmark_row          (SummaryView            *summaryview,
 211                                          GtkCTreeNode           *row);
 212 static void summary_move_row_to         (SummaryView            *summaryview,
 213                                          GtkCTreeNode           *row,
 214                                          FolderItem             *to_folder);
 215 static void summary_copy_row_to         (SummaryView            *summaryview,
 216                                          GtkCTreeNode           *row,
 217                                          FolderItem             *to_folder);
 218
 219 static gint summary_execute_move        (SummaryView            *summaryview);
 220 static void summary_execute_move_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_copy        (SummaryView            *summaryview);
 224 static void summary_execute_copy_func   (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227 static void summary_execute_delete      (SummaryView            *summaryview);
 228 static void summary_execute_delete_func (GtkCTree               *ctree,
 229                                          GtkCTreeNode           *node,
 230                                          gpointer                data);
 231
 232 static void summary_thread_init         (SummaryView            *summaryview);
 233
 234 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 235 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 236                                                  GtkCTreeNode   *node,
 237                                                  gpointer        data);
 238
 239 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 240                               GSList * mlist);
 241
 242 static void summary_filter_func         (MsgInfo *msginfo);
 243
 244 static void summary_colorlabel_menu_item_activate_cb
 245                                           (GtkWidget    *widget,
 246                                            gpointer      data);
 247 static void summary_colorlabel_menu_item_activate_item_cb
 248                                           (GtkMenuItem  *label_menu_item,
 249                                            gpointer      data);
 250 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 251                                            gboolean  refresh);
 252
 253 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 254
 255 /* callback functions */
 256 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 257                                          GdkEventButton         *event,
 258                                          SummaryView            *summaryview);
 259 static void summary_toggle_multiple_pressed
 260                                         (GtkWidget              *widget,
 261                                          SummaryView            *summaryview);
 262 static gint summary_folder_eventbox_pressed
 263                                         (GtkWidget              *eventbox,
 264                                          GdkEventButton         *event,
 265                                          SummaryView            *summaryview);
 266 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 267                                          GdkEventButton         *event,
 268                                          SummaryView            *summaryview);
 269 static gboolean summary_button_released (GtkWidget              *ctree,
 270                                          GdkEventButton         *event,
 271                                          SummaryView            *summaryview);
 272 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 273                                          GdkEventKey            *event,
 274                                          SummaryView            *summaryview);
 275 static void summary_tree_expanded       (GtkCTree               *ctree,
 276                                          GtkCTreeNode           *node,
 277                                          SummaryView            *summaryview);
 278 static void summary_tree_collapsed      (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *node,
 280                                          SummaryView            *summaryview);
 281 static void summary_selected            (GtkCTree               *ctree,
 282                                          GtkCTreeNode           *row,
 283                                          gint                    column,
 284                                          SummaryView            *summaryview);
 285 static void summary_unselected          (GtkCTree               *ctree,
 286                                          GtkCTreeNode           *row,
 287                                          gint                    column,
 288                                          SummaryView            *summaryview);
 289 static void summary_col_resized         (GtkCList               *clist,
 290                                          gint                    column,
 291                                          gint                    width,
 292                                          SummaryView            *summaryview);
 293 static void summary_reply_cb            (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299
 300 static void summary_add_address_cb      (SummaryView            *summaryview,
 301                                          guint                   action,
 302                                          GtkWidget              *widget);
 303 static void summary_create_filter_cb    (SummaryView            *summaryview,
 304                                          guint                   action,
 305                                          GtkWidget              *widget);
 306 static void summary_create_processing_cb(SummaryView            *summaryview,
 307                                          guint                   action,
 308                                          GtkWidget              *widget);
 309
 310 static void summary_mark_clicked        (GtkWidget              *button,
 311                                          SummaryView            *summaryview);
 312 static void summary_status_clicked      (GtkWidget              *button,
 313                                          SummaryView            *summaryview);
 314 static void summary_mime_clicked        (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316 static void summary_num_clicked         (GtkWidget              *button,
 317                                          SummaryView            *summaryview);
 318 static void summary_score_clicked       (GtkWidget *button,
 319                                          SummaryView *summaryview);
 320 static void summary_size_clicked        (GtkWidget              *button,
 321                                          SummaryView            *summaryview);
 322 static void summary_date_clicked        (GtkWidget              *button,
 323                                          SummaryView            *summaryview);
 324 static void summary_from_clicked        (GtkWidget              *button,
 325                                          SummaryView            *summaryview);
 326 static void summary_to_clicked          (GtkWidget              *button,
 327                                          SummaryView            *summaryview);
 328 static void summary_subject_clicked     (GtkWidget              *button,
 329                                          SummaryView            *summaryview);
 330 static void summary_score_clicked       (GtkWidget              *button,
 331                                          SummaryView            *summaryview);
 332 static void summary_locked_clicked      (GtkWidget              *button,
 333                                          SummaryView            *summaryview);
 334
 335 static void summary_start_drag          (GtkWidget        *widget,
 336                                          int button,
 337                                          GdkEvent *event,
 338                                          SummaryView      *summaryview);
 339 static void summary_drag_data_get       (GtkWidget        *widget,
 340                                          GdkDragContext   *drag_context,
 341                                          GtkSelectionData *selection_data,
 342                                          guint             info,
 343                                          guint             time,
 344                                          SummaryView      *summaryview);
 345 static void summary_drag_data_received(GtkWidget        *widget,
 346                                         GdkDragContext   *drag_context,
 347                                         gint              x,
 348                                         gint              y,
 349                                         GtkSelectionData *data,
 350                                         guint             info,
 351                                         guint             time,
 352                                         SummaryView       *summaryview);
 353 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 354                                           GdkDragContext *context,
 355                                           gint            x,
 356                                           gint            y,
 357                                           guint           time,
 358                                           SummaryView    *summaryview);
 359 static void summary_drag_end(GtkWidget *widget,
 360                                           GdkDragContext *drag_context,
 361                                           SummaryView    *summaryview);
 362 /* custom compare functions for sorting */
 363
 364 static gint summary_cmp_by_mark         (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_status       (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_mime         (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_num          (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_size         (GtkCList               *clist,
 377                                          gconstpointer           ptr1,
 378                                          gconstpointer           ptr2);
 379 static gint summary_cmp_by_date         (GtkCList               *clist,
 380                                          gconstpointer           ptr1,
 381                                          gconstpointer           ptr2);
 382 static gint summary_cmp_by_from         (GtkCList               *clist,
 383                                          gconstpointer           ptr1,
 384                                          gconstpointer           ptr2);
 385 static gint summary_cmp_by_simplified_subject
 386                                         (GtkCList               *clist,
 387                                          gconstpointer           ptr1,
 388                                          gconstpointer           ptr2);
 389 static gint summary_cmp_by_score        (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_label        (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395 static gint summary_cmp_by_to           (GtkCList               *clist,
 396                                          gconstpointer           ptr1,
 397                                          gconstpointer           ptr2);
 398 static gint summary_cmp_by_subject      (GtkCList               *clist,
 399                                          gconstpointer           ptr1,
 400                                          gconstpointer           ptr2);
 401 static gint summary_cmp_by_locked       (GtkCList               *clist,
 402                                          gconstpointer           ptr1,
 403                                          gconstpointer           ptr2);
 404
 405 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 406                                          gpointer        data);
 407 static void tog_searchbar_cb            (GtkWidget      *w,
 408                                          gpointer        data);
 409
 410 static void summary_find_answers        (SummaryView    *summaryview,
 411                                          MsgInfo        *msg);
 412
 413 static gboolean summary_update_msg      (gpointer source, gpointer data);
 414 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data);
 415 static gboolean summary_update_folder_hook(gpointer source, gpointer data);
 416
 417 GtkTargetEntry summary_drag_types[2] =
 418 {
 419         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 420         {"claws-mail/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 421 };
 422
 423 static GtkItemFactoryEntry summary_popup_entries[] =
 424 {
 425         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 426         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 427         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 428         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 429         {N_("/Repl_y to/mailing _list"),
 430                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 431         {"/---",                        NULL, NULL,             0, "<Separator>"},
 432         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 433         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 434         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 435         {"/---",                        NULL, NULL,             0, "<Separator>"},
 436         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 437         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 438         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 439         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 440         {"/---",                        NULL, NULL,             0, "<Separator>"},
 441         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 442         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 443         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 444         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 445         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 446         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 447         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 448         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 449         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 450         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 451         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 452         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 453         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 454         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 455         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 456         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 457
 458         {"/---",                        NULL, NULL,             0, "<Separator>"},
 459         {N_("/Add sender to address boo_k"),
 460                                         NULL, summary_add_address_cb, 0, NULL},
 461         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 462         {N_("/Create f_ilter rule/_Automatically"),
 463                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 464         {N_("/Create f_ilter rule/by _From"),
 465                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 466         {N_("/Create f_ilter rule/by _To"),
 467                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 468         {N_("/Create f_ilter rule/by _Subject"),
 469                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 470         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 471         {N_("/Create processing rule/_Automatically"),
 472                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 473         {N_("/Create processing rule/by _From"),
 474                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 475         {N_("/Create processing rule/by _To"),
 476                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 477         {N_("/Create processing rule/by _Subject"),
 478                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 479         {"/---",                        NULL, NULL,             0, "<Separator>"},
 480         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 481         {N_("/_View/Open in new _window"),
 482                                         "<control><alt>N", summary_open_msg,    0, NULL},
 483         {N_("/_View/Message _source"),  "<control>U", summary_view_source, 0, NULL},
 484         {N_("/_View/All _headers"),     "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 485         {"/---",                        NULL, NULL,             0, "<Separator>"},
 486         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 487         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 488 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 489
 490 static const gchar *const col_label[N_SUMMARY_COLS] = {
 491         "",             /* S_COL_MARK    */
 492         N_("S"),        /* S_COL_STATUS  */
 493         "",             /* S_COL_MIME    */
 494         N_("Subject"),  /* S_COL_SUBJECT */
 495         N_("From"),     /* S_COL_FROM    */
 496         N_("To"),       /* S_COL_TO      */
 497         N_("Date"),     /* S_COL_DATE    */
 498         N_("Size"),     /* S_COL_SIZE    */
 499         N_("#"),        /* S_COL_NUMBER  */
 500         N_("Score"),    /* S_COL_SCORE   */
 501         "",             /* S_COL_LOCKED  */
 502 };
 503
 504 void summary_freeze(SummaryView *summaryview)
 505 {
 506         if (summaryview)
 507                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
 508 }
 509
 510 void summary_thaw(SummaryView *summaryview)
 511 {
 512         if (summaryview)
 513                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
 514 }
 515
 516 void summary_grab_focus(SummaryView *summaryview)
 517 {
 518         if (summaryview)
 519                 gtk_widget_grab_focus(summaryview->ctree);
 520 }
 521
 522 GtkWidget *summary_get_main_widget(SummaryView *summaryview)
 523 {
 524         if (summaryview)
 525                 return summaryview->ctree;
 526         else
 527                 return NULL;
 528 }
 529
 530 #define START_LONG_OPERATION(summaryview,force_freeze) {        \
 531         summary_lock(summaryview);                              \
 532         main_window_cursor_wait(summaryview->mainwin);          \
 533         if (force_freeze || sc_g_list_bigger(GTK_CLIST(summaryview->ctree)->selection, 1)) {\
 534                 froze = TRUE;                                           \
 535                 summary_freeze(summaryview);    \
 536         }                                                       \
 537         folder_item_update_freeze();                            \
 538         inc_lock();                                             \
 539         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 540                       summaryview->msginfo_update_callback_id); \
 541 }
 542 #define END_LONG_OPERATION(summaryview) {                       \
 543         inc_unlock();                                           \
 544         folder_item_update_thaw();                              \
 545         if (froze)                                              \
 546                 summary_thaw(summaryview);      \
 547         main_window_cursor_normal(summaryview->mainwin);        \
 548         summary_unlock(summaryview);                            \
 549         summaryview->msginfo_update_callback_id =               \
 550                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 551                 summary_update_msg, (gpointer) summaryview);    \
 552 }
 553
 554 SummaryView *summary_create(void)
 555 {
 556         SummaryView *summaryview;
 557         GtkWidget *vbox;
 558         GtkWidget *scrolledwin;
 559         GtkWidget *ctree;
 560         GtkWidget *hbox;
 561         GtkWidget *hbox_l;
 562         GtkWidget *stat_box;
 563         GtkWidget *stat_box2;
 564         GtkWidget *stat_vbox;
 565         GtkWidget *statlabel_folder;
 566         GtkWidget *statlabel_select;
 567         GtkWidget *statlabel_msgs;
 568         GtkWidget *hbox_spc;
 569         GtkWidget *toggle_eventbox;
 570 #ifdef MAEMO
 571         GtkWidget *multiple_sel_togbtn;
 572 #endif
 573         GtkWidget *toggle_arrow;
 574         GtkWidget *popupmenu;
 575         GtkWidget *toggle_search;
 576         GtkItemFactory *popupfactory;
 577         gint n_entries;
 578         QuickSearch *quicksearch;
 579
 580         debug_print("Creating summary view...\n");
 581         summaryview = g_new0(SummaryView, 1);
 582
 583         summaryview->tips = gtk_tooltips_new();
 584 #define SUMMARY_VBOX_SPACING 3
 585         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 586
 587         /* create status label */
 588         hbox = gtk_hbox_new(FALSE, 0);
 589         gtk_widget_show(hbox);
 590
 591         stat_vbox = gtk_vbox_new(FALSE, 0);
 592         gtk_widget_show(stat_vbox);
 593
 594         stat_box = gtk_hbox_new(FALSE, 0);
 595         gtk_widget_show(stat_box);
 596
 597         stat_box2 = gtk_hbox_new(FALSE, 0);
 598         gtk_widget_show(stat_box2);
 599
 600         toggle_search = gtk_toggle_button_new();
 601         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 602                                      prefs_common.show_searchbar);
 603         gtk_widget_show(toggle_search);
 604
 605         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
 606                              toggle_search,
 607                              _("Toggle quick search bar"), NULL);
 608
 609         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 610
 611         gtk_box_pack_start(GTK_BOX(hbox), stat_vbox, TRUE, TRUE, 0);
 612         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box, TRUE, TRUE, 0);
 613         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box2, TRUE, TRUE, 0);
 614
 615         hbox_l = gtk_hbox_new(FALSE, 0);
 616         gtk_widget_show(hbox_l);
 617         gtk_box_pack_start(GTK_BOX(stat_box), hbox_l, TRUE, TRUE, 0);
 618
 619         statlabel_folder = gtk_label_new("");
 620         gtk_widget_show(statlabel_folder);
 621         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 622         statlabel_select = gtk_label_new("");
 623         gtk_widget_show(statlabel_select);
 624         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 625
 626         /* toggle view button */
 627         toggle_eventbox = gtk_event_box_new();
 628         gtk_widget_show(toggle_eventbox);
 629
 630         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 631
 632         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 633         gtk_widget_show(toggle_arrow);
 634         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 635         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 636                          G_CALLBACK(summary_toggle_pressed),
 637                          summaryview);
 638
 639 #ifdef MAEMO
 640         multiple_sel_togbtn = gtk_toggle_button_new();
 641         gtk_widget_show(multiple_sel_togbtn);
 642         gtk_box_pack_end(GTK_BOX(hbox), multiple_sel_togbtn, FALSE, FALSE, 4);
 643         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
 644                              multiple_sel_togbtn,
 645                              _("Toggle multiple selection"), NULL);
 646         g_signal_connect(G_OBJECT(multiple_sel_togbtn), "toggled",
 647                          G_CALLBACK(summary_toggle_multiple_pressed),
 648                          summaryview);
 649 #endif
 650
 651         statlabel_msgs = gtk_label_new("");
 652         gtk_widget_show(statlabel_msgs);
 653         gtk_box_pack_end(GTK_BOX(stat_box), statlabel_msgs, FALSE, FALSE, 4);
 654
 655         hbox_spc = gtk_hbox_new(FALSE, 0);
 656         gtk_widget_show(hbox_spc);
 657         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 658
 659         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 660         gtk_widget_show(scrolledwin);
 661         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 662                                        GTK_POLICY_AUTOMATIC,
 663                                        GTK_POLICY_AUTOMATIC);
 664 #ifndef MAEMO
 665         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 666 #endif
 667         gtk_widget_set_size_request(vbox,
 668                              prefs_common.summaryview_width,
 669                              prefs_common.summaryview_height);
 670
 671         ctree = summary_ctree_create(summaryview);
 672         gtk_widget_show(ctree);
 673
 674         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 675                                             GTK_CLIST(ctree)->hadjustment);
 676         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 677                                             GTK_CLIST(ctree)->vadjustment);
 678         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 679
 680         /* status label */
 681         gtk_widget_show_all(stat_vbox);
 682         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 683
 684         /* quick search */
 685         quicksearch = quicksearch_new();
 686         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 687
 688 #ifdef MAEMO
 689         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 690 #endif
 691         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 692
 693         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 694                           G_CALLBACK(tog_searchbar_cb), summaryview);
 695
 696         /* create popup menu */
 697         n_entries = sizeof(summary_popup_entries) /
 698                 sizeof(summary_popup_entries[0]);
 699         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 700                                       "<SummaryView>", &popupfactory,
 701                                       summaryview);
 702
 703         summaryview->vbox = vbox;
 704         summaryview->scrolledwin = scrolledwin;
 705         summaryview->ctree = ctree;
 706         summaryview->hbox = hbox;
 707         summaryview->hbox_l = hbox_l;
 708         summaryview->hbox_spc = hbox_spc;
 709         summaryview->stat_box = stat_box;
 710         summaryview->stat_box2 = stat_box2;
 711         summaryview->statlabel_folder = statlabel_folder;
 712         summaryview->statlabel_select = statlabel_select;
 713         summaryview->statlabel_msgs = statlabel_msgs;
 714         summaryview->toggle_eventbox = toggle_eventbox;
 715         summaryview->toggle_arrow = toggle_arrow;
 716 #ifdef MAEMO
 717         summaryview->multiple_sel_togbtn = multiple_sel_togbtn;
 718 #endif
 719         summaryview->toggle_search = toggle_search;
 720         summaryview->popupmenu = popupmenu;
 721         summaryview->popupfactory = popupfactory;
 722         summaryview->lock_count = 0;
 723         summaryview->msginfo_update_callback_id =
 724                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 725         summaryview->folder_item_update_callback_id =
 726                 hooks_register_hook(FOLDER_ITEM_UPDATE_HOOKLIST,
 727                                 summary_update_folder_item_hook,
 728                                 (gpointer) summaryview);
 729         summaryview->folder_update_callback_id =
 730                 hooks_register_hook(FOLDER_UPDATE_HOOKLIST,
 731                                 summary_update_folder_hook,
 732                                 (gpointer) summaryview);
 733
 734         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 735
 736         summaryview->quicksearch = quicksearch;
 737
 738         /* CLAWS: need this to get the SummaryView * from
 739          * the CList */
 740         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 741
 742         gtk_widget_show_all(vbox);
 743
 744         gtk_widget_show(vbox);
 745
 746         if (prefs_common.show_searchbar)
 747                 quicksearch_show(quicksearch);
 748         else
 749                 quicksearch_hide(quicksearch);
 750
 751         if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
 752             prefs_common.layout_mode == SMALL_LAYOUT)
 753                 gtk_widget_hide(summaryview->toggle_eventbox);
 754
 755         return summaryview;
 756 }
 757
 758 void summary_relayout(SummaryView *summaryview)
 759 {
 760         gtk_widget_realize(summaryview->stat_box);
 761
 762         gtk_widget_ref(summaryview->hbox_l);
 763         gtk_widget_ref(summaryview->statlabel_msgs);
 764
 765         gtkut_container_remove(GTK_CONTAINER(summaryview->hbox_l->parent), summaryview->hbox_l);
 766         gtkut_container_remove(GTK_CONTAINER(summaryview->statlabel_msgs->parent), summaryview->statlabel_msgs);
 767
 768         switch (prefs_common.layout_mode) {
 769         case NORMAL_LAYOUT:
 770         case WIDE_LAYOUT:
 771         case WIDE_MSGLIST_LAYOUT:
 772                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
 773                 gtk_box_pack_end(GTK_BOX(summaryview->stat_box), summaryview->statlabel_msgs, FALSE, FALSE, 4);
 774                 gtk_widget_show_all(summaryview->stat_box);
 775                 gtk_widget_show_all(summaryview->stat_box2);
 776                 if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
 777                     prefs_common.layout_mode == SMALL_LAYOUT)
 778                         gtk_widget_hide(summaryview->toggle_eventbox);
 779                 else
 780                         gtk_widget_show(summaryview->toggle_eventbox);
 781                 break;
 782         case VERTICAL_LAYOUT:
 783         case SMALL_LAYOUT:
 784                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
 785                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box2), summaryview->statlabel_msgs, FALSE, FALSE, 4);
 786                 gtk_widget_show_all(summaryview->stat_box);
 787                 gtk_widget_show_all(summaryview->stat_box2);
 788                 if (prefs_common.layout_mode == SMALL_LAYOUT)
 789                         gtk_widget_hide(summaryview->toggle_eventbox);
 790                 else
 791                         gtk_widget_show(summaryview->toggle_eventbox);
 792
 793                 break;
 794         }
 795         gtk_widget_unref(summaryview->hbox_l);
 796         gtk_widget_unref(summaryview->statlabel_msgs);
 797         quicksearch_relayout(summaryview->quicksearch);
 798 }
 799
 800 static void summary_set_fonts(SummaryView *summaryview)
 801 {
 802         PangoFontDescription *font_desc;
 803         gint size;
 804
 805         font_desc = pango_font_description_from_string(NORMAL_FONT);
 806         gtk_widget_modify_font(summaryview->ctree, font_desc);
 807         pango_font_description_free(font_desc);
 808
 809         if (!bold_style) {
 810                 bold_style = gtk_style_copy
 811                         (gtk_widget_get_style(summaryview->ctree));
 812                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 813                 if (font_desc) {
 814                         pango_font_description_free(bold_style->font_desc);
 815                         bold_style->font_desc = font_desc;
 816                 }
 817
 818                 pango_font_description_set_weight
 819                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 820                 bold_marked_style = gtk_style_copy(bold_style);
 821                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 822                         summaryview->color_marked;
 823                 bold_deleted_style = gtk_style_copy(bold_style);
 824                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 825                         summaryview->color_dim;
 826         }
 827
 828         font_desc = pango_font_description_new();
 829         size = pango_font_description_get_size
 830                 (summaryview->ctree->style->font_desc);
 831         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 832         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 833         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 834         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 835         /* ici */
 836         pango_font_description_free(font_desc);
 837 }
 838
 839 static void summary_set_folder_pixmap(SummaryView *summaryview, StockPixmap icon)
 840 {
 841         GtkWidget *pixmap;
 842         if (!summaryview->folder_pixmap_eventbox) {
 843                 summaryview->folder_pixmap_eventbox = gtk_event_box_new();
 844                 gtk_widget_show(summaryview->folder_pixmap_eventbox);
 845                 gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, FALSE, FALSE, 4);
 846                 gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, 0); /* search_toggle before */
 847                 g_signal_connect(G_OBJECT(summaryview->folder_pixmap_eventbox), "button_press_event",
 848                          G_CALLBACK(summary_folder_eventbox_pressed),
 849                          summaryview);
 850         }
 851         if (summaryview->folder_pixmap)
 852                 gtk_widget_destroy(summaryview->folder_pixmap);
 853
 854         pixmap = stock_pixmap_widget(summaryview->hbox_l, icon);
 855         gtk_container_add(GTK_CONTAINER(summaryview->folder_pixmap_eventbox), pixmap);
 856         gtk_widget_show(pixmap);
 857         summaryview->folder_pixmap = pixmap;
 858 }
 859
 860 void summary_init(SummaryView *summaryview)
 861 {
 862         GtkWidget *pixmap;
 863
 864         gtk_widget_realize(summaryview->ctree);
 865         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 866                          &markxpm, &markxpmmask);
 867         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 868                          &deletedxpm, &deletedxpmmask);
 869         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 870                          &newxpm, &newxpmmask);
 871         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 872                          &unreadxpm, &unreadxpmmask);
 873         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 874                          &repliedxpm, &repliedxpmmask);
 875         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 876                          &forwardedxpm, &forwardedxpmmask);
 877         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 878                          &clipxpm, &clipxpmmask);
 879         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 880                          &lockedxpm, &lockedxpmmask);
 881         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 882                          &ignorethreadxpm, &ignorethreadxpmmask);
 883         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 884                          &clipkeyxpm, &clipkeyxpmmask);
 885         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 886                          &keyxpm, &keyxpmmask);
 887         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 888                          &gpgsignedxpm, &gpgsignedxpmmask);
 889         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 890                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 891         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 892                          &spamxpm, &spamxpmmask);
 893         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MOVED,
 894                          &movedxpm, &movedxpmmask);
 895         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_COPIED,
 896                          &copiedxpm, &copiedxpmmask);
 897
 898         summary_set_fonts(summaryview);
 899
 900         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
 901
 902         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 903         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 904         gtk_widget_show(pixmap);
 905         summaryview->quick_search_pixmap = pixmap;
 906
 907 #ifdef MAEMO
 908         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
 909         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
 910         gtk_widget_show(pixmap);
 911         summaryview->multiple_sel_image = pixmap;
 912 #endif
 913
 914         /* Init summaryview prefs */
 915         summaryview->sort_key = SORT_BY_NONE;
 916         summaryview->sort_type = SORT_ASCENDING;
 917
 918         /* Init summaryview extra data */
 919         summaryview->simplify_subject_preg = NULL;
 920
 921         summary_clear_list(summaryview);
 922         summary_set_column_titles(summaryview);
 923         summary_colorlabel_menu_create(summaryview, FALSE);
 924         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 925         summary_set_menu_sensitive(summaryview);
 926
 927 }
 928
 929 #define CURRENTLY_DISPLAYED(m) \
 930 ( (m->msgnum == displayed_msgnum) \
 931   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 932
 933 #define FOLDER_SHOWS_TO_HDR(i) \
 934 ( folder_has_parent_of_type(i, F_OUTBOX) \
 935   ||  folder_has_parent_of_type(i, F_DRAFT) \
 936   ||  folder_has_parent_of_type(i, F_QUEUE) )
 937
 938 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 939 {
 940         gboolean show_from = FALSE, show_to = FALSE;
 941         gboolean showing_from = FALSE, showing_to = FALSE;
 942         gint from_pos = 0, to_pos = 0;
 943         SummaryColumnState *col_state = summaryview->col_state;
 944         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 945
 946         if (!item)
 947                 return;
 948         if (FOLDER_SHOWS_TO_HDR(item))
 949                 show_to = TRUE;
 950         else
 951                 show_from = TRUE;
 952
 953         from_pos = summaryview->col_pos[S_COL_FROM];
 954         to_pos = summaryview->col_pos[S_COL_TO];
 955         showing_from = col_state[from_pos].visible;
 956         showing_to = col_state[to_pos].visible;
 957
 958         if (showing_from && showing_to) {
 959                 debug_print("showing both\n");
 960                 return;
 961         }
 962
 963         if (!showing_from && !showing_to) {
 964                 debug_print("showing none\n");
 965                 return;
 966         }
 967
 968         debug_print("showing %s %s, must show %s %s\n",
 969                 showing_from?"From":"",
 970                 showing_to?"To":"",
 971                 show_from?"From":"",
 972                 show_to?"To":"");
 973
 974         if (showing_from == show_from && showing_to == show_to)
 975                 return;
 976         /* else we'll switch both */
 977
 978         debug_print("switching columns\n");
 979         col_state[from_pos].type = S_COL_TO;
 980         col_state[from_pos].visible = show_to;
 981
 982         col_state[to_pos].type = S_COL_FROM;
 983         col_state[to_pos].visible = show_from;
 984
 985         summaryview->col_pos[S_COL_TO] = from_pos;
 986         summaryview->col_pos[S_COL_FROM] = to_pos;
 987
 988         gtk_clist_set_column_visibility
 989                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 990         gtk_clist_set_column_visibility
 991                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 992
 993         summary_set_column_titles(summaryview);
 994 }
 995
 996 static gboolean summaryview_quicksearch_recurse(gpointer data)
 997 {
 998         SummaryView *summaryview = (SummaryView *)data;
 999         main_window_cursor_wait(summaryview->mainwin);
1000         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1001         quicksearch_search_subfolders(summaryview->quicksearch,
1002                               summaryview->folderview,
1003                               summaryview->folder_item);
1004         main_window_cursor_normal(summaryview->mainwin);
1005         return FALSE;
1006 }
1007
1008 static gboolean summary_check_consistency(FolderItem *item, GSList *mlist)
1009 {
1010         int u = 0, n = 0, m = 0, t = 0;
1011         GSList *cur;
1012         START_TIMING("");
1013         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1014                 MsgInfo * msginfo = (MsgInfo *) cur->data;
1015                 t++;
1016                 if (MSG_IS_NEW(msginfo->flags))
1017                         n++;
1018                 if (MSG_IS_UNREAD(msginfo->flags))
1019                         u++;
1020                 if (MSG_IS_MARKED(msginfo->flags))
1021                         m++;
1022         }
1023         if (t != item->total_msgs
1024         ||  n != item->new_msgs
1025         ||  u != item->unread_msgs
1026         ||  m != item->marked_msgs
1027         ||  (m == 0 && item->unreadmarked_msgs != 0)
1028         ||  item->unreadmarked_msgs < 0) {
1029                 debug_print("Inconsistency\n");
1030                 folder_item_scan_full(item, FALSE);
1031                 END_TIMING();
1032                 return FALSE;
1033         }
1034         END_TIMING();
1035         return TRUE;
1036 }
1037
1038 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
1039 {
1040         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1041         GtkCTreeNode *node = NULL;
1042         GSList *mlist = NULL;
1043         gchar *buf;
1044         gboolean is_refresh;
1045         guint selected_msgnum = 0;
1046         guint displayed_msgnum = 0;
1047         GSList *cur;
1048         GSList *not_killed;
1049         gboolean hidden_removed = FALSE;
1050
1051         if (summary_is_locked(summaryview)) return FALSE;
1052
1053         if (!summaryview->mainwin)
1054                 return FALSE;
1055         START_TIMING("");
1056         summaryview->last_displayed = NULL;
1057         summary_switch_from_to(summaryview, item);
1058
1059         inc_lock();
1060         summary_lock(summaryview);
1061
1062         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
1063
1064         if (!is_refresh) {
1065                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
1066                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
1067                         if (item) {
1068                                 mainwindow_enter_folder(summaryview->mainwin);
1069                                 gtk_widget_grab_focus(summaryview->ctree);
1070                         }
1071                 }
1072         }
1073         if (!prefs_common.summary_quicksearch_sticky
1074          && !prefs_common.summary_quicksearch_recurse
1075          && !quicksearch_is_running(summaryview->quicksearch)
1076          && !is_refresh) {
1077                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
1078         }
1079
1080         /* STATUSBAR_POP(summaryview->mainwin); */
1081
1082         if (is_refresh) {
1083                 selected_msgnum = summary_get_msgnum(summaryview,
1084                                                      summaryview->selected);
1085                 displayed_msgnum = summary_get_msgnum(summaryview,
1086                                                       summaryview->displayed);
1087         }
1088
1089         /* process the marks if any */
1090         if (summaryview->mainwin->lock_count == 0 &&
1091             (summaryview->moved > 0 || summaryview->copied > 0)) {
1092                 AlertValue val;
1093                 gboolean changed = FALSE;
1094
1095                 val = alertpanel(_("Process mark"),
1096                                  _("Some marks are left. Process them?"),
1097                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
1098                 if (G_ALERTALTERNATE == val) {
1099                         summary_unlock(summaryview);
1100                         summary_execute(summaryview);
1101                         summary_lock(summaryview);
1102                         changed = TRUE;
1103                 } else if (G_ALERTDEFAULT == val) {
1104                         /* DO NOTHING */
1105                 } else {
1106                         summary_unlock(summaryview);
1107                         inc_unlock();
1108                         END_TIMING();
1109                         return FALSE;
1110                 }
1111                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
1112                         folder_update_op_count();
1113         }
1114
1115         summary_freeze(summaryview);
1116
1117         summary_clear_list(summaryview);
1118
1119         buf = NULL;
1120         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
1121                 g_free(buf);
1122                 debug_print("empty folder (%p %s %p %d)\n\n",
1123                                 item,
1124                                 item?item->path:"NULL",
1125                                 item?folder_item_parent(item):0x0,
1126                                 item?item->no_select:FALSE);
1127                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1128                 summary_clear_all(summaryview);
1129                 summaryview->folder_item = item;
1130                 summary_thaw(summaryview);
1131                 summary_unlock(summaryview);
1132                 inc_unlock();
1133                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
1134                         main_window_cursor_wait(summaryview->mainwin);
1135                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1136                         if (quicksearch_is_active(summaryview->quicksearch))
1137                                 quicksearch_search_subfolders(summaryview->quicksearch,
1138                                               summaryview->folderview,
1139                                               summaryview->folder_item);
1140                         main_window_cursor_normal(summaryview->mainwin);
1141                 }
1142                 END_TIMING();
1143                 return TRUE;
1144         }
1145         g_free(buf);
1146
1147         if (!is_refresh)
1148                 messageview_clear(summaryview->messageview);
1149
1150         summaryview->folder_item = item;
1151         item->opened = TRUE;
1152
1153         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
1154         debug_print("%s\n", buf);
1155         STATUSBAR_PUSH(summaryview->mainwin, buf);
1156         g_free(buf);
1157
1158         main_window_cursor_wait(summaryview->mainwin);
1159
1160         mlist = folder_item_get_msg_list(item);
1161
1162         if (!summary_check_consistency(item, mlist)) {
1163                 debug_print("reloading due to inconsistency\n");
1164                 procmsg_msg_list_free(mlist);
1165                 mlist = folder_item_get_msg_list(item);
1166         }
1167
1168         if (summaryview->folder_item->hide_read_msgs &&
1169             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
1170                 GSList *not_killed;
1171
1172                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
1173                 not_killed = NULL;
1174                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1175                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1176
1177                         if (!msginfo->hidden) {
1178                                 if (MSG_IS_UNREAD(msginfo->flags) &&
1179                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
1180                                         not_killed = g_slist_prepend(not_killed, msginfo);
1181                                 else if (MSG_IS_MARKED(msginfo->flags) ||
1182                                          MSG_IS_LOCKED(msginfo->flags))
1183                                         not_killed = g_slist_prepend(not_killed, msginfo);
1184                                 else if (is_refresh &&
1185                                         (msginfo->msgnum == selected_msgnum ||
1186                                          msginfo->msgnum == displayed_msgnum))
1187                                         not_killed = g_slist_prepend(not_killed, msginfo);
1188                                 else
1189                                         procmsg_msginfo_free(msginfo);
1190                          } else
1191                                 procmsg_msginfo_free(msginfo);
1192                 }
1193                 hidden_removed = TRUE;
1194                 g_slist_free(mlist);
1195                 mlist = not_killed;
1196         } else {
1197                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1198         }
1199
1200         if (quicksearch_is_active(summaryview->quicksearch)) {
1201                 GSList *not_killed;
1202                 gint interval = quicksearch_is_fast(summaryview->quicksearch) ? 5000:100;
1203                 START_TIMING("quicksearch");
1204                 gint num = 0, total = summaryview->folder_item->total_msgs;
1205                 statusbar_print_all(_("Searching in %s... \n"),
1206                         summaryview->folder_item->path ?
1207                         summaryview->folder_item->path : "(null)");
1208                 not_killed = NULL;
1209                 folder_item_update_freeze();
1210                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1211                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1212
1213                         statusbar_progress_all(num++,total, interval);
1214
1215                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1216                                 not_killed = g_slist_prepend(not_killed, msginfo);
1217                         else
1218                                 procmsg_msginfo_free(msginfo);
1219                         if (num % interval == 0)
1220                                 GTK_EVENTS_FLUSH();
1221                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1222                                 break;
1223                         }
1224                 }
1225                 folder_item_update_thaw();
1226                 statusbar_progress_all(0,0,0);
1227                 statusbar_pop_all();
1228
1229                 hidden_removed = TRUE;
1230                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1231                         debug_print("search cancelled!\n");
1232                         summary_thaw(summaryview);
1233                         STATUSBAR_POP(summaryview->mainwin);
1234                         main_window_cursor_normal(summaryview->mainwin);
1235                         summary_unlock(summaryview);
1236                         inc_unlock();
1237                         summary_show(summaryview, summaryview->folder_item);
1238                         END_TIMING();
1239                         return FALSE;
1240                 }
1241                 g_slist_free(mlist);
1242                 mlist = not_killed;
1243                 END_TIMING();
1244         }
1245
1246         if (!hidden_removed) {
1247                 START_TIMING("removing hidden");
1248                 not_killed = NULL;
1249                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1250                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1251
1252                         if (!msginfo->hidden)
1253                                 not_killed = g_slist_prepend(not_killed, msginfo);
1254                         else
1255                                 procmsg_msginfo_free(msginfo);
1256                 }
1257                 g_slist_free(mlist);
1258                 mlist = not_killed;
1259                 END_TIMING();
1260         }
1261
1262         STATUSBAR_POP(summaryview->mainwin);
1263
1264         /* set ctree and hash table from the msginfo list, and
1265            create the thread */
1266         summary_set_ctree_from_list(summaryview, mlist);
1267
1268         g_slist_free(mlist);
1269
1270         if (quicksearch_is_active(summaryview->quicksearch) &&
1271             quicksearch_is_running(summaryview->quicksearch)) {
1272                 /* only scan subfolders when quicksearch changed,
1273                  * not when search is the same and folder changed */
1274                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1275         }
1276
1277         if (is_refresh) {
1278                 if (!quicksearch_is_in_typing(summaryview->quicksearch)) {
1279                         summaryview->last_displayed = summaryview->displayed;
1280                         summaryview->displayed =
1281                                 summary_find_msg_by_msgnum(summaryview,
1282                                                            displayed_msgnum);
1283                         if (!summaryview->displayed)
1284                                 messageview_clear(summaryview->messageview);
1285                         summary_unlock(summaryview);
1286                         summary_select_by_msgnum(summaryview, selected_msgnum);
1287                         summary_lock(summaryview);
1288                         if (!summaryview->selected) {
1289                                 /* no selected message - select first unread
1290                                    message, but do not display it */
1291                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1292                                                                      MSG_UNREAD, FALSE);
1293                                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1294                                         node = gtk_ctree_node_nth
1295                                                 (ctree,
1296                                                  item->sort_type == SORT_DESCENDING
1297                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1298                                 summary_unlock(summaryview);
1299                                 summary_select_node(summaryview, node, FALSE, TRUE);
1300                                 summary_lock(summaryview);
1301                         }
1302                 } else {
1303                         /* just select first/last */
1304                         if (GTK_CLIST(ctree)->row_list != NULL)
1305                                 node = gtk_ctree_node_nth
1306                                         (ctree,
1307                                          item->sort_type == SORT_DESCENDING
1308                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1309                         gtk_sctree_select(GTK_SCTREE(ctree), node);
1310                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1311                 }
1312         } else {
1313                 switch (prefs_common.select_on_entry) {
1314                         case SELECTONENTRY_MNU:
1315                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1316                                                                      MSG_MARKED, FALSE);
1317                                 if (node == NULL)
1318                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1319                                                                      MSG_NEW, FALSE);
1320                                 if (node == NULL)
1321                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1322                                                                      MSG_UNREAD, FALSE);
1323                                 break;
1324                         case SELECTONENTRY_MUN:
1325                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1326                                                                      MSG_MARKED, FALSE);
1327                                 if (node == NULL)
1328                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1329                                                                      MSG_UNREAD, FALSE);
1330                                 if (node == NULL)
1331                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1332                                                                      MSG_NEW, FALSE);
1333                                 break;
1334                         case SELECTONENTRY_NMU:
1335                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1336                                                                      MSG_NEW, FALSE);
1337                                 if (node == NULL)
1338                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1339                                                                      MSG_MARKED, FALSE);
1340                                 if (node == NULL)
1341                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1342                                                                      MSG_UNREAD, FALSE);
1343                                 break;
1344                         case SELECTONENTRY_NUM:
1345                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1346                                                                      MSG_NEW, FALSE);
1347                                 if (node == NULL)
1348                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1349                                                                      MSG_UNREAD, FALSE);
1350                                 if (node == NULL)
1351                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1352                                                                      MSG_MARKED, FALSE);
1353                                 break;
1354                         case SELECTONENTRY_UNM:
1355                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1356                                                                      MSG_UNREAD, FALSE);
1357                                 if (node == NULL)
1358                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1359                                                                      MSG_NEW, FALSE);
1360                                 if (node == NULL)
1361                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1362                                                                      MSG_MARKED, FALSE);
1363                                 break;
1364                         case SELECTONENTRY_UMN:
1365                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1366                                                                      MSG_UNREAD, FALSE);
1367                                 if (node == NULL)
1368                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1369                                                                      MSG_MARKED, FALSE);
1370                                 if (node == NULL)
1371                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1372                                                                      MSG_NEW, FALSE);
1373                                 break;
1374                         default:
1375                                 node = NULL;
1376                 }
1377
1378                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1379                         node = gtk_ctree_node_nth
1380                                 (ctree,
1381                                  item->sort_type == SORT_DESCENDING
1382                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1383                 }
1384                 summary_unlock(summaryview);
1385                 summary_select_node(summaryview, node,
1386                                     prefs_common.always_show_msg,
1387                                     TRUE);
1388                 summary_lock(summaryview);
1389         }
1390
1391         summary_status_show(summaryview);
1392         summary_set_menu_sensitive(summaryview);
1393         toolbar_main_set_sensitive(summaryview->mainwin);
1394
1395         summary_thaw(summaryview);
1396         debug_print("\n");
1397         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1398         STATUSBAR_POP(summaryview->mainwin);
1399         main_window_cursor_normal(summaryview->mainwin);
1400         summary_unlock(summaryview);
1401         inc_unlock();
1402         END_TIMING();
1403         return TRUE;
1404 }
1405
1406 #undef CURRENTLY_DISPLAYED
1407
1408
1409 void summary_clear_list(SummaryView *summaryview)
1410 {
1411         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1412         gint optimal_width;
1413
1414         summary_freeze(summaryview);
1415
1416         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1417                                 NULL, summary_free_msginfo_func, NULL);
1418
1419         if (summaryview->folder_item) {
1420                 summaryview->folder_item->opened = FALSE;
1421                 summaryview->folder_item = NULL;
1422         }
1423
1424         summaryview->display_msg = FALSE;
1425
1426         summaryview->selected = NULL;
1427         summaryview->displayed = NULL;
1428         summaryview->total_size = 0;
1429         summaryview->deleted = summaryview->moved = 0;
1430         summaryview->copied = 0;
1431         if (summaryview->msgid_table) {
1432                 g_hash_table_destroy(summaryview->msgid_table);
1433                 summaryview->msgid_table = NULL;
1434         }
1435         if (summaryview->subject_table) {
1436                 g_hash_table_destroy(summaryview->subject_table);
1437                 summaryview->subject_table = NULL;
1438         }
1439         summaryview->mlist = NULL;
1440
1441         gtk_clist_clear(clist);
1442         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1443                 optimal_width = gtk_clist_optimal_column_width
1444                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1445                 gtk_clist_set_column_width
1446                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1447                          optimal_width);
1448         }
1449
1450         summary_thaw(summaryview);
1451 }
1452
1453 void summary_clear_all(SummaryView *summaryview)
1454 {
1455         messageview_clear(summaryview->messageview);
1456         summary_clear_list(summaryview);
1457         summary_set_menu_sensitive(summaryview);
1458         toolbar_main_set_sensitive(summaryview->mainwin);
1459         summary_status_show(summaryview);
1460 }
1461
1462 void summary_lock(SummaryView *summaryview)
1463 {
1464         summaryview->lock_count++;
1465 }
1466
1467 void summary_unlock(SummaryView *summaryview)
1468 {
1469         if (summaryview->lock_count)
1470                 summaryview->lock_count--;
1471 }
1472
1473 gboolean summary_is_locked(SummaryView *summaryview)
1474 {
1475         return summaryview->lock_count > 0;
1476 }
1477
1478 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1479 {
1480         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1481         SummarySelection selection;
1482
1483         if (!clist->row_list)
1484                 selection = SUMMARY_NONE;
1485         else if (!clist->selection)
1486                 selection = SUMMARY_SELECTED_NONE;
1487         else if (!clist->selection->next)
1488                 selection = SUMMARY_SELECTED_SINGLE;
1489         else
1490                 selection = SUMMARY_SELECTED_MULTIPLE;
1491
1492         return selection;
1493 }
1494
1495 /*!
1496  *\return       MsgInfo * Selected message if there's one selected;
1497  *              if multiple selected, or none, return NULL.
1498  */
1499 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1500 {
1501         /* summaryview->selected may be valid when multiple
1502          * messages were selected */
1503         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1504
1505         if (sellist == NULL || sellist->next)
1506                 return NULL;
1507
1508         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1509 }
1510
1511 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1512 {
1513         GSList *mlist = NULL;
1514         GList *cur;
1515         MsgInfo *msginfo;
1516
1517         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1518              cur = cur->next) {
1519                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1520                 mlist = g_slist_prepend(mlist, msginfo);
1521         }
1522
1523         mlist = g_slist_reverse(mlist);
1524
1525         return mlist;
1526 }
1527
1528 void summary_set_menu_sensitive(SummaryView *summaryview)
1529 {
1530         GtkItemFactory *ifactory = summaryview->popupfactory;
1531         SensitiveCond state;
1532         gboolean sensitive;
1533         GtkWidget *menuitem;
1534         gint i;
1535
1536         static const struct {
1537                 gchar *const entry;
1538                 SensitiveCond cond;
1539         } entry[] = {
1540                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1541                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1542                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1543                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1544                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1545
1546                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1547                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1548                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1549
1550                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1551                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1552                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1553                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1554
1555                 {"/Mark"                        , M_TARGET_EXIST},
1556                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1557                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1558                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1559                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1560                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1561                 {"/Mark/Unignore thread"        , M_TARGET_EXIST},
1562                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1563                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1564                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1565                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1566                 {"/Color label"                 , M_TARGET_EXIST},
1567
1568                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1569                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1570                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1571
1572                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1573                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1574                 {"/View/Message source"         , M_SINGLE_TARGET_EXIST},
1575                 {"/View/All headers"            , M_SINGLE_TARGET_EXIST},
1576                 {"/Save as..."                  , M_TARGET_EXIST},
1577                 {"/Print..."                    , M_TARGET_EXIST},
1578                 {NULL, 0}
1579         };
1580
1581         main_window_set_menu_sensitive(summaryview->mainwin);
1582
1583         state = main_window_get_current_state(summaryview->mainwin);
1584
1585         for (i = 0; entry[i].entry != NULL; i++) {
1586                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1587                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1588         }
1589
1590
1591         summary_lock(summaryview);
1592         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All headers");
1593         if (summaryview->messageview
1594         &&  summaryview->messageview->mimeview
1595         &&  summaryview->messageview->mimeview->textview)
1596                 gtk_check_menu_item_set_active
1597                         (GTK_CHECK_MENU_ITEM(menuitem),
1598                          summaryview->messageview->mimeview->textview->show_all_headers);
1599         summary_unlock(summaryview);
1600 }
1601
1602 void summary_select_prev_unread(SummaryView *summaryview)
1603 {
1604         GtkCTreeNode *node;
1605         gboolean skip_cur = FALSE;
1606
1607         if (summaryview->displayed
1608         &&  summaryview->selected == summaryview->displayed) {
1609                 debug_print("skipping current\n");
1610                 skip_cur = TRUE;
1611         }
1612
1613         node = summary_find_prev_flagged_msg
1614                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1615
1616         if (!node || node == summaryview->selected) {
1617                 AlertValue val = 0;
1618
1619                 switch (prefs_common.next_unread_msg_dialog) {
1620                         case NEXTUNREADMSGDIALOG_ALWAYS:
1621                                 val = alertpanel(_("No more unread messages"),
1622                                                  _("No unread message found. "
1623                                                    "Search from the end?"),
1624                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1625                                 break;
1626                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1627                                 val = G_ALERTALTERNATE;
1628                                 break;
1629                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1630                                 val = !G_ALERTALTERNATE;
1631                                 break;
1632                         default:
1633                                 debug_print(
1634                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1635                 }
1636                 if (val != G_ALERTALTERNATE) return;
1637                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1638                                                      MSG_UNREAD, FALSE);
1639         }
1640
1641         if (!node)
1642                 alertpanel_notice(_("No unread messages."));
1643         else
1644                 summary_select_node(summaryview, node, TRUE, FALSE);
1645 }
1646
1647 void summary_select_next_unread(SummaryView *summaryview)
1648 {
1649         GtkCTreeNode *node = summaryview->selected;
1650         gboolean skip_cur = FALSE;
1651
1652         if (summaryview->displayed
1653         &&  summaryview->selected == summaryview->displayed) {
1654                 debug_print("skipping cur (%p %p)\n",
1655                         summaryview->displayed, summaryview->selected);
1656                 skip_cur = TRUE;
1657         }
1658
1659
1660         node = summary_find_next_flagged_msg
1661                 (summaryview, node, MSG_UNREAD, skip_cur);
1662
1663         if (node)
1664                 summary_select_node(summaryview, node, TRUE, FALSE);
1665         else {
1666                 node = summary_find_next_flagged_msg
1667                         (summaryview, NULL, MSG_UNREAD, FALSE);
1668                 if (node == NULL || node == summaryview->selected) {
1669                         AlertValue val = 0;
1670
1671                         switch (prefs_common.next_unread_msg_dialog) {
1672                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1673                                         val = alertpanel(_("No more unread messages"),
1674                                                          _("No unread message found. "
1675                                                            "Go to next folder?"),
1676                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1677                                         break;
1678                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1679                                         val = G_ALERTALTERNATE;
1680                                         break;
1681                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1682                                         val = G_ALERTOTHER;
1683                                         break;
1684                                 default:
1685                                         debug_print(
1686                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1687                         }
1688
1689                         if (val == G_ALERTALTERNATE) {
1690                                 folderview_select_next_unread(summaryview->folderview, TRUE);
1691                                 return;
1692                         }
1693                         else
1694                                 return;
1695                 } else
1696                         summary_select_node(summaryview, node, TRUE, FALSE);
1697
1698         }
1699 }
1700
1701 void summary_select_prev_new(SummaryView *summaryview)
1702 {
1703         GtkCTreeNode *node;
1704         gboolean skip_cur = FALSE;
1705
1706         if (summaryview->displayed
1707         &&  summaryview->selected == summaryview->displayed) {
1708                 debug_print("skipping current\n");
1709                 skip_cur = TRUE;
1710         }
1711
1712         node = summary_find_prev_flagged_msg
1713                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1714
1715         if (!node || node == summaryview->selected) {
1716                 AlertValue val = 0;
1717
1718                 switch (prefs_common.next_unread_msg_dialog) {
1719                         case NEXTUNREADMSGDIALOG_ALWAYS:
1720                                 val = alertpanel(_("No more new messages"),
1721                                                  _("No new message found. "
1722                                                    "Search from the end?"),
1723                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1724                                 break;
1725                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1726                                 val = G_ALERTALTERNATE;
1727                                 break;
1728                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1729                                 val = !G_ALERTALTERNATE;
1730                                 break;
1731                         default:
1732                                 debug_print(
1733                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1734                 }
1735                 if (val != G_ALERTALTERNATE) return;
1736                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1737                                                      MSG_NEW, FALSE);
1738         }
1739
1740         if (!node)
1741                 alertpanel_notice(_("No new messages."));
1742         else
1743                 summary_select_node(summaryview, node, TRUE, FALSE);
1744 }
1745
1746 void summary_select_next_new(SummaryView *summaryview)
1747 {
1748         GtkCTreeNode *node = summaryview->selected;
1749         gboolean skip_cur = FALSE;
1750
1751         if (summaryview->displayed
1752         &&  summaryview->selected == summaryview->displayed) {
1753                 debug_print("skipping cur (%p %p)\n",
1754                         summaryview->displayed, summaryview->selected);
1755                 skip_cur = TRUE;
1756         }
1757
1758
1759         node = summary_find_next_flagged_msg
1760                 (summaryview, node, MSG_NEW, skip_cur);
1761
1762         if (node)
1763                 summary_select_node(summaryview, node, TRUE, FALSE);
1764         else {
1765                 node = summary_find_next_flagged_msg
1766                         (summaryview, NULL, MSG_NEW, FALSE);
1767                 if (node == NULL || node == summaryview->selected) {
1768                         AlertValue val = 0;
1769
1770                         switch (prefs_common.next_unread_msg_dialog) {
1771                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1772                                         val = alertpanel(_("No more new messages"),
1773                                                          _("No new message found. "
1774                                                            "Go to next folder?"),
1775                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1776                                         break;
1777                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1778                                         val = G_ALERTALTERNATE;
1779                                         break;
1780                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1781                                         val = G_ALERTOTHER;
1782                                         break;
1783                                 default:
1784                                         debug_print(
1785                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1786                         }
1787
1788                         if (val == G_ALERTALTERNATE) {
1789                                 folderview_select_next_new(summaryview->folderview);
1790                                 return;
1791                         }
1792                         else
1793                                 return;
1794                 } else
1795                         summary_select_node(summaryview, node, TRUE, FALSE);
1796
1797         }
1798 }
1799
1800 void summary_select_prev_marked(SummaryView *summaryview)
1801 {
1802         GtkCTreeNode *node;
1803
1804         node = summary_find_prev_flagged_msg
1805                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1806
1807         if (!node) {
1808                 AlertValue val;
1809
1810                 val = alertpanel(_("No more marked messages"),
1811                                  _("No marked message found. "
1812                                    "Search from the end?"),
1813                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1814                 if (val != G_ALERTALTERNATE) return;
1815                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1816                                                      MSG_MARKED, TRUE);
1817         }
1818
1819         if (!node)
1820                 alertpanel_notice(_("No marked messages."));
1821         else
1822                 summary_select_node(summaryview, node, TRUE, FALSE);
1823 }
1824
1825 void summary_select_next_marked(SummaryView *summaryview)
1826 {
1827         GtkCTreeNode *node = summaryview->selected;
1828         gboolean skip_cur = FALSE;
1829
1830         if (summaryview->displayed
1831         &&  summaryview->selected == summaryview->displayed) {
1832                 debug_print("skipping cur (%p %p)\n",
1833                         summaryview->displayed, summaryview->selected);
1834                 skip_cur = TRUE;
1835         }
1836
1837
1838         node = summary_find_next_flagged_msg
1839                 (summaryview, node, MSG_MARKED, skip_cur);
1840
1841         if (node)
1842                 summary_select_node(summaryview, node, TRUE, FALSE);
1843         else {
1844                 node = summary_find_next_flagged_msg
1845                         (summaryview, NULL, MSG_MARKED, FALSE);
1846                 if (node == NULL || node == summaryview->selected) {
1847                         AlertValue val = 0;
1848
1849                         switch (prefs_common.next_unread_msg_dialog) {
1850                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1851                                         val = alertpanel(_("No more marked messages"),
1852                                                          _("No marked message found. "
1853                                                            "Go to next folder?"),
1854                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1855                                         break;
1856                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1857                                         val = G_ALERTALTERNATE;
1858                                         break;
1859                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1860                                         val = G_ALERTOTHER;
1861                                         break;
1862                                 default:
1863                                         debug_print(
1864                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1865                         }
1866
1867                         if (val == G_ALERTALTERNATE) {
1868                                 folderview_select_next_marked(summaryview->folderview);
1869                                 return;
1870                         }
1871                         else
1872                                 return;
1873                 } else
1874                         summary_select_node(summaryview, node, TRUE, FALSE);
1875
1876         }
1877 }
1878
1879 void summary_select_prev_labeled(SummaryView *summaryview)
1880 {
1881         GtkCTreeNode *node;
1882
1883         node = summary_find_prev_flagged_msg
1884                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1885
1886         if (!node) {
1887                 AlertValue val;
1888
1889                 val = alertpanel(_("No more labeled messages"),
1890                                  _("No labeled message found. "
1891                                    "Search from the end?"),
1892                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1893                 if (val != G_ALERTALTERNATE) return;
1894                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1895                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1896         }
1897
1898         if (!node)
1899                 alertpanel_notice(_("No labeled messages."));
1900         else
1901                 summary_select_node(summaryview, node, TRUE, FALSE);
1902 }
1903
1904 void summary_select_next_labeled(SummaryView *summaryview)
1905 {
1906         GtkCTreeNode *node;
1907
1908         node = summary_find_next_flagged_msg
1909                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1910
1911         if (!node) {
1912                 AlertValue val;
1913
1914                 val = alertpanel(_("No more labeled messages"),
1915                                  _("No labeled message found. "
1916                                    "Search from the beginning?"),
1917                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1918                 if (val != G_ALERTALTERNATE) return;
1919                 node = summary_find_next_flagged_msg(summaryview, NULL,
1920                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1921         }
1922
1923         if (!node)
1924                 alertpanel_notice(_("No labeled messages."));
1925         else
1926                 summary_select_node(summaryview, node, TRUE, FALSE);
1927 }
1928
1929 void summary_select_last_read(SummaryView *summaryview)
1930 {
1931         if (summaryview->last_displayed)
1932                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1933 }
1934
1935 void summary_select_parent(SummaryView *summaryview)
1936 {
1937         GtkCTreeNode *node = NULL;
1938
1939         if (summaryview->selected)
1940                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1941         if (node)
1942                 summary_select_node(summaryview, node, TRUE, FALSE);
1943 }
1944
1945 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1946 {
1947         GtkCTreeNode *node;
1948
1949         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1950         summary_select_node(summaryview, node, FALSE, TRUE);
1951 }
1952
1953 typedef struct _PostponedSelectData
1954 {
1955         GtkCTree *ctree;
1956         GtkCTreeNode *row;
1957         GtkCTreeNode *node;
1958         GtkScrollType type;
1959         gint column;
1960         SummaryView *summaryview;
1961         gboolean display_msg;
1962         gboolean do_refresh;
1963 } PostponedSelectData;
1964
1965 static gboolean summary_select_retry(void *data)
1966 {
1967         PostponedSelectData *psdata = (PostponedSelectData *)data;
1968         debug_print("trying again\n");
1969         if (psdata->row)
1970                 summary_selected(psdata->ctree, psdata->row,
1971                             psdata->column, psdata->summaryview);
1972         else if (psdata->node)
1973                 summary_select_node(psdata->summaryview, psdata->node,
1974                             psdata->display_msg, psdata->do_refresh);
1975         else
1976                 summary_step(psdata->summaryview, psdata->type);
1977         g_free(psdata);
1978         return FALSE;
1979 }
1980
1981 /**
1982  * summary_select_node:
1983  * @summaryview: Summary view.
1984  * @node: Summary tree node.
1985  * @display_msg: TRUE to display the selected message.
1986  * @do_refresh: TRUE to refresh the widget.
1987  *
1988  * Select @node (bringing it into view by scrolling and expanding its
1989  * thread, if necessary) and unselect all others.  If @display_msg is
1990  * TRUE, display the corresponding message in the message view.
1991  * If @do_refresh is TRUE, the widget is refreshed.
1992  **/
1993 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1994                          gboolean display_msg, gboolean do_refresh)
1995 {
1996         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1997
1998         if (summary_is_locked(summaryview)
1999         && !GTK_SCTREE(ctree)->selecting_range
2000         && summaryview->messageview->mimeview
2001         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
2002         && summaryview->messageview->mimeview->textview->loading) {
2003                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
2004                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
2005
2006                 data->ctree = ctree;
2007                 data->row = NULL;
2008                 data->node = node;
2009                 data->summaryview = summaryview;
2010                 data->display_msg = display_msg;
2011                 data->do_refresh = do_refresh;
2012                 debug_print("postponing open of message till end of load\n");
2013                 g_timeout_add(100, summary_select_retry, data);
2014                 return;
2015         }
2016         if (summary_is_locked(summaryview)) {
2017                 return;
2018         }
2019         if (!summaryview->folder_item)
2020                 return;
2021         if (node) {
2022                 gtkut_ctree_expand_parent_all(ctree, node);
2023                 if (do_refresh) {
2024                         summary_lock(summaryview);
2025                         GTK_EVENTS_FLUSH();
2026                         summary_unlock(summaryview);
2027                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
2028                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
2029                 }
2030                 if (display_msg && summaryview->displayed == node)
2031                         summaryview->displayed = NULL;
2032                 summaryview->display_msg = display_msg;
2033                 gtk_sctree_select(GTK_SCTREE(ctree), node);
2034                 if (summaryview->selected == NULL)
2035                         summaryview->selected = node;
2036         }
2037 }
2038
2039 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
2040 {
2041         GtkCTree *ctree =NULL;
2042         MsgInfo *msginfo;
2043
2044         if (!summaryview)
2045                 return 0;
2046         ctree = GTK_CTREE(summaryview->ctree);
2047         if (!node)
2048                 return 0;
2049         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2050         if (msginfo)
2051                 return msginfo->msgnum;
2052         else
2053                 return -1;
2054 }
2055
2056 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
2057                                            GtkCTreeNode *current_node)
2058 {
2059         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2060         GtkCTreeNode *node;
2061         MsgInfo *msginfo;
2062
2063         if (current_node)
2064                 node = current_node;
2065         else
2066                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2067
2068         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2069                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2070                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
2071         }
2072
2073         return node;
2074 }
2075
2076 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
2077                                            GtkCTreeNode *current_node)
2078 {
2079         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2080         GtkCTreeNode *node;
2081         MsgInfo *msginfo;
2082
2083         if (current_node)
2084                 node = current_node;
2085         else
2086                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2087
2088         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2089                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2090                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
2091                 && !MSG_IS_MOVE(msginfo->flags)) break;
2092         }
2093
2094         return node;
2095 }
2096
2097 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
2098                                                    GtkCTreeNode *current_node,
2099                                                    MsgPermFlags flags,
2100                                                    gboolean start_from_prev)
2101 {
2102         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2103         GtkCTreeNode *node;
2104         MsgInfo *msginfo;
2105
2106         if (current_node) {
2107                 if (start_from_prev)
2108                         node = GTK_CTREE_NODE_PREV(current_node);
2109                 else
2110                         node = current_node;
2111         } else
2112                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2113
2114         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2115                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2116                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
2117         }
2118
2119         return node;
2120 }
2121
2122 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
2123                                                    GtkCTreeNode *current_node,
2124                                                    MsgPermFlags flags,
2125                                                    gboolean start_from_next)
2126 {
2127         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2128         GtkCTreeNode *node;
2129         MsgInfo *msginfo;
2130
2131         if (current_node) {
2132                 if (start_from_next)
2133                         node = gtkut_ctree_node_next(ctree, current_node);
2134                 else
2135                         node = current_node;
2136         } else
2137                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2138
2139         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2140                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2141                 /* Find msg with matching flags but ignore messages with
2142                    ignore flags, if searching for new or unread messages */
2143                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
2144                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
2145                         )
2146                         break;
2147         }
2148
2149         return node;
2150 }
2151
2152 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
2153                                                 guint msgnum)
2154 {
2155         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2156         GtkCTreeNode *node;
2157         MsgInfo *msginfo;
2158
2159         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2160
2161         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2162                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2163                 if (msginfo && msginfo->msgnum == msgnum) break;
2164         }
2165
2166         return node;
2167 }
2168
2169 static guint attract_hash_func(gconstpointer key)
2170 {
2171         gchar *str;
2172         gchar *p;
2173         guint h;
2174
2175         Xstrdup_a(str, (const gchar *)key, return 0);
2176         trim_subject(str);
2177
2178         p = str;
2179         h = *p;
2180
2181         if (h) {
2182                 for (p += 1; *p != '\0'; p++)
2183                         h = (h << 5) - h + *p;
2184         }
2185
2186         return h;
2187 }
2188
2189 static gint attract_compare_func(gconstpointer a, gconstpointer b)
2190 {
2191         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
2192 }
2193
2194 void summary_attract_by_subject(SummaryView *summaryview)
2195 {
2196         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2197         GtkCList *clist = GTK_CLIST(ctree);
2198         GtkCTreeNode *src_node;
2199         GtkCTreeNode *dst_node, *sibling;
2200         GtkCTreeNode *tmp;
2201         MsgInfo *src_msginfo, *dst_msginfo;
2202         GHashTable *subject_table;
2203
2204         debug_print("Attracting messages by subject...");
2205         STATUSBAR_PUSH(summaryview->mainwin,
2206                        _("Attracting messages by subject..."));
2207
2208         main_window_cursor_wait(summaryview->mainwin);
2209         summary_freeze(summaryview);
2210
2211         subject_table = g_hash_table_new(attract_hash_func,
2212                                          attract_compare_func);
2213
2214         for (src_node = GTK_CTREE_NODE(clist->row_list);
2215              src_node != NULL;
2216              src_node = tmp) {
2217                 tmp = GTK_CTREE_ROW(src_node)->sibling;
2218                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
2219                 if (!src_msginfo) continue;
2220                 if (!src_msginfo->subject) continue;
2221
2222                 /* find attracting node */
2223                 dst_node = g_hash_table_lookup(subject_table,
2224                                                src_msginfo->subject);
2225
2226                 if (dst_node) {
2227                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
2228
2229                         /* if the time difference is more than 20 days,
2230                            don't attract */
2231                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
2232                             > 60 * 60 * 24 * 20)
2233                                 continue;
2234
2235                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
2236                         if (src_node != sibling)
2237                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
2238                 }
2239
2240                 g_hash_table_insert(subject_table,
2241                                     src_msginfo->subject, src_node);
2242         }
2243
2244         g_hash_table_destroy(subject_table);
2245
2246         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2247
2248         summary_thaw(summaryview);
2249
2250         debug_print("done.\n");
2251         STATUSBAR_POP(summaryview->mainwin);
2252
2253         main_window_cursor_normal(summaryview->mainwin);
2254 }
2255
2256 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2257                                       gpointer data)
2258 {
2259         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2260
2261         if (msginfo)
2262                 procmsg_msginfo_free(msginfo);
2263 }
2264
2265 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2266                                    gpointer data)
2267 {
2268         SummaryView *summaryview = data;
2269         MsgInfo *msginfo;
2270
2271         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2272
2273         if (MSG_IS_DELETED(msginfo->flags))
2274                 summaryview->deleted++;
2275
2276         summaryview->total_size += msginfo->size;
2277
2278         summary_set_row_marks(summaryview, node);
2279 }
2280
2281 static void summary_update_status(SummaryView *summaryview)
2282 {
2283         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2284         GtkCTreeNode *node;
2285         MsgInfo *msginfo;
2286
2287         summaryview->total_size =
2288         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2289
2290         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2291              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2292                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2293
2294                 if (MSG_IS_DELETED(msginfo->flags))
2295                         summaryview->deleted++;
2296                 if (MSG_IS_MOVE(msginfo->flags))
2297                         summaryview->moved++;
2298                 if (MSG_IS_COPY(msginfo->flags))
2299                         summaryview->copied++;
2300                 summaryview->total_size += msginfo->size;
2301         }
2302 }
2303
2304 static void summary_status_show(SummaryView *summaryview)
2305 {
2306         gchar *str;
2307         gchar *del, *mv, *cp;
2308         gchar *sel;
2309         gchar *spc;
2310         gchar *itstr;
2311         GList *rowlist, *cur;
2312         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2313         off_t sel_size = 0, n_size = 0;
2314         MsgInfo *msginfo;
2315         gchar *name;
2316
2317         if (!summaryview->folder_item) {
2318                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2319                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2320                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2321                 toolbar_main_set_sensitive(summaryview->mainwin);
2322                 return;
2323         }
2324
2325         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2326         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2327                 msginfo = gtk_ctree_node_get_row_data
2328                         (GTK_CTREE(summaryview->ctree),
2329                          GTK_CTREE_NODE(cur->data));
2330                 if (msginfo) {
2331                         sel_size += msginfo->size;
2332                         n_selected++;
2333                 }
2334         }
2335
2336         if (summaryview->folder_item->hide_read_msgs
2337         || quicksearch_is_active(summaryview->quicksearch)) {
2338                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2339                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2340                         msginfo = gtk_ctree_node_get_row_data
2341                                 (GTK_CTREE(summaryview->ctree),
2342                                  GTK_CTREE_NODE(cur));
2343                         if (msginfo) {
2344                                 n_size += msginfo->size;
2345                                 n_total++;
2346                                 if (MSG_IS_NEW(msginfo->flags))
2347                                         n_new++;
2348                                 if (MSG_IS_UNREAD(msginfo->flags))
2349                                         n_unread++;
2350                         }
2351                 }
2352         } else {
2353                 n_new = summaryview->folder_item->new_msgs;
2354                 n_unread = summaryview->folder_item->unread_msgs;
2355                 n_total = summaryview->folder_item->total_msgs;
2356                 n_size = summaryview->total_size;
2357         }
2358
2359         name = folder_item_get_name(summaryview->folder_item);
2360         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2361         g_free(name);
2362
2363         if (summaryview->deleted)
2364                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2365         else
2366                 del = g_strdup("");
2367         if (summaryview->moved)
2368                 mv = g_strdup_printf(_("%s%d moved"),
2369                                      summaryview->deleted ? _(", ") : "",
2370                                      summaryview->moved);
2371         else
2372                 mv = g_strdup("");
2373         if (summaryview->copied)
2374                 cp = g_strdup_printf(_("%s%d copied"),
2375                                      summaryview->deleted ||
2376                                      summaryview->moved ? _(", ") : "",
2377                                      summaryview->copied);
2378         else
2379                 cp = g_strdup("");
2380
2381         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2382                 spc = "    ";
2383         else
2384                 spc = "";
2385
2386         if (n_selected) {
2387                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2388                 if (n_selected == 1)
2389                         itstr = g_strdup(_(" item selected"));
2390                 else
2391                         itstr = g_strdup(_(" items selected"));
2392         } else {
2393                 sel = g_strdup("");
2394                 itstr = g_strdup("");
2395         }
2396
2397         str = g_strconcat(n_selected ? itos(n_selected) : "",
2398                                         itstr, sel, spc, del, mv, cp, NULL);
2399         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2400         g_free(str);
2401         g_free(sel);
2402         g_free(del);
2403         g_free(mv);
2404         g_free(cp);
2405         g_free(itstr);
2406
2407         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2408
2409                                       n_new, n_unread, n_total,
2410                                       to_human_readable(n_size));
2411         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2412         g_free(str);
2413         toolbar_main_set_sensitive(summaryview->mainwin);
2414 }
2415
2416 static void summary_set_column_titles(SummaryView *summaryview)
2417 {
2418         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2419         FolderItem *item = summaryview->folder_item;
2420         GtkWidget *hbox;
2421         GtkWidget *label;
2422         GtkWidget *arrow;
2423         gint pos;
2424         const gchar *title;
2425         SummaryColumnType type;
2426         GtkJustification justify;
2427
2428         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2429                 SORT_BY_MARK,
2430                 SORT_BY_STATUS,
2431                 SORT_BY_MIME,
2432                 SORT_BY_SUBJECT,
2433                 SORT_BY_FROM,
2434                 SORT_BY_TO,
2435                 SORT_BY_DATE,
2436                 SORT_BY_SIZE,
2437                 SORT_BY_NUMBER,
2438                 SORT_BY_SCORE,
2439                 SORT_BY_LOCKED
2440         };
2441
2442         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2443                 type = summaryview->col_state[pos].type;
2444
2445                 /* CLAWS: mime and unread are single char headers */
2446                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2447                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2448
2449                 switch (type) {
2450                 case S_COL_SUBJECT:
2451                 case S_COL_FROM:
2452                 case S_COL_TO:
2453                 case S_COL_DATE:
2454                 case S_COL_NUMBER:
2455                         if(type == S_COL_FROM && item != NULL &&
2456                                         FOLDER_SHOWS_TO_HDR(item) &&
2457                                         !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2458                                 type = S_COL_TO;
2459                         if(type == S_COL_NUMBER)
2460                                 title = gettext(col_label[type]);
2461                         else
2462                                 title = prefs_common_translated_header_name(col_label[type]);
2463                         break;
2464                 default:
2465                         title = gettext(col_label[type]);
2466                 }
2467
2468                 if (type == S_COL_MIME) {
2469                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2470                         gtk_widget_show(label);
2471                         gtk_clist_set_column_widget(clist, pos, label);
2472                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Attachment"));
2473                         continue;
2474                 } else if (type == S_COL_MARK) {
2475                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2476                         gtk_widget_show(label);
2477                         gtk_clist_set_column_widget(clist, pos, label);
2478                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Mark"));
2479                         continue;
2480                 } else if (type == S_COL_LOCKED) {
2481                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2482                         gtk_widget_show(label);
2483                         gtk_clist_set_column_widget(clist, pos, label);
2484                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Locked"));
2485                         continue;
2486                 } else if (type == S_COL_STATUS) {
2487                         gtk_clist_set_column_title(clist, pos, title);
2488                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Status"));
2489                         continue;
2490                 }
2491
2492                 hbox  = gtk_hbox_new(FALSE, 4);
2493                 label = gtk_label_new(title);
2494
2495                 if (justify == GTK_JUSTIFY_RIGHT)
2496                         gtk_box_pack_end(GTK_BOX(hbox), label,
2497                                          FALSE, FALSE, 0);
2498                 else
2499                         gtk_box_pack_start(GTK_BOX(hbox), label,
2500                                            FALSE, FALSE, 0);
2501
2502                 if (summaryview->sort_key == sort_by[type]) {
2503                         arrow = gtk_arrow_new
2504                                 (summaryview->sort_type == SORT_ASCENDING
2505                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2506                                  GTK_SHADOW_IN);
2507                         if (justify == GTK_JUSTIFY_RIGHT)
2508                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2509                                                    FALSE, FALSE, 0);
2510                         else
2511                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2512                                                  FALSE, FALSE, 0);
2513                 }
2514
2515                 gtk_widget_show_all(hbox);
2516                 gtk_clist_set_column_widget(clist, pos, hbox);
2517         }
2518 }
2519
2520 void summary_reflect_prefs(void)
2521 {
2522         static gchar *last_font = NULL;
2523         gboolean update_font = TRUE;
2524         SummaryView *summaryview = NULL;
2525
2526         if (!mainwindow_get_mainwindow())
2527                 return;
2528         summaryview = mainwindow_get_mainwindow()->summaryview;
2529
2530         if (last_font && !strcmp(last_font, NORMAL_FONT))
2531                 update_font = FALSE;
2532
2533         g_free(last_font);
2534
2535         last_font = g_strdup(NORMAL_FONT);
2536
2537         if (update_font) {
2538                 bold_style = bold_marked_style = bold_deleted_style =
2539                         small_style = small_marked_style = small_deleted_style = NULL;
2540                 summary_set_fonts(summaryview);
2541         }
2542
2543         summary_set_column_titles(summaryview);
2544         summary_show(summaryview, summaryview->folder_item);
2545 }
2546
2547 void summary_sort(SummaryView *summaryview,
2548                   FolderSortKey sort_key, FolderSortType sort_type)
2549 {
2550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2551         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2552         GtkCListCompareFunc cmp_func = NULL;
2553         START_TIMING("");
2554         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2555                                        G_CALLBACK(summary_tree_expanded), summaryview);
2556         summary_freeze(summaryview);
2557
2558         switch (sort_key) {
2559         case SORT_BY_MARK:
2560                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2561                 break;
2562         case SORT_BY_STATUS:
2563                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2564                 break;
2565         case SORT_BY_MIME:
2566                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2567                 break;
2568         case SORT_BY_NUMBER:
2569                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2570                 break;
2571         case SORT_BY_SIZE:
2572                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2573                 break;
2574         case SORT_BY_DATE:
2575                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2576                 break;
2577         case SORT_BY_FROM:
2578                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2579                 break;
2580         case SORT_BY_SUBJECT:
2581                 if (summaryview->simplify_subject_preg)
2582                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2583                 else
2584                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2585                 break;
2586         case SORT_BY_SCORE:
2587                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2588                 break;
2589         case SORT_BY_LABEL:
2590                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2591                 break;
2592         case SORT_BY_TO:
2593                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2594                 break;
2595         case SORT_BY_LOCKED:
2596                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2597                 break;
2598         case SORT_BY_NONE:
2599                 break;
2600         default:
2601                 goto unlock;
2602         }
2603
2604         summaryview->sort_key = sort_key;
2605         summaryview->sort_type = sort_type;
2606
2607         summary_set_column_titles(summaryview);
2608         summary_set_menu_sensitive(summaryview);
2609
2610         /* allow fallback to don't sort */
2611         if (summaryview->sort_key == SORT_BY_NONE)
2612                 goto unlock;
2613
2614         if (cmp_func != NULL) {
2615                 debug_print("Sorting summary...");
2616                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2617
2618                 main_window_cursor_wait(summaryview->mainwin);
2619
2620                 gtk_clist_set_compare_func(clist, cmp_func);
2621
2622                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2623                 gtk_sctree_sort_recursive(ctree, NULL);
2624
2625                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2626
2627                 main_window_cursor_normal(summaryview->mainwin);
2628
2629                 debug_print("done.\n");
2630                 STATUSBAR_POP(summaryview->mainwin);
2631         }
2632 unlock:
2633         summary_thaw(summaryview);
2634         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2635                                        G_CALLBACK(summary_tree_expanded), summaryview);
2636         END_TIMING();
2637 }
2638
2639 static gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2640                                    GtkCTreeNode *cnode, gpointer data)
2641 {
2642         SummaryView *summaryview = (SummaryView *)data;
2643         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2644         gchar *text[N_SUMMARY_COLS];
2645         gint *col_pos = summaryview->col_pos;
2646         const gchar *msgid = msginfo->msgid;
2647         GHashTable *msgid_table = summaryview->msgid_table;
2648
2649         summary_set_header(summaryview, text, msginfo);
2650
2651         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2652                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2653 #define SET_TEXT(col) {                                         \
2654         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2655                                 text[col_pos[col]]);            \
2656 }
2657
2658         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2659                 SET_TEXT(S_COL_NUMBER);
2660         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2661                 SET_TEXT(S_COL_SCORE);
2662         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2663                 SET_TEXT(S_COL_SIZE);
2664         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2665                 SET_TEXT(S_COL_DATE);
2666         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2667                 SET_TEXT(S_COL_FROM);
2668         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2669                 SET_TEXT(S_COL_TO);
2670
2671 #undef SET_TEXT
2672
2673         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2674         summary_set_marks_func(ctree, cnode, summaryview);
2675
2676         if (msgid && msgid[0] != '\0')
2677                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2678
2679         return TRUE;
2680 }
2681
2682 static void summary_set_ctree_from_list(SummaryView *summaryview,
2683                                         GSList *mlist)
2684 {
2685         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2686         MsgInfo *msginfo;
2687         GtkCTreeNode *node = NULL;
2688         GHashTable *msgid_table;
2689         GHashTable *subject_table = NULL;
2690         GSList * cur;
2691         START_TIMING("");
2692
2693         if (!mlist) return;
2694
2695         debug_print("\tSetting summary from message data...\n");
2696         STATUSBAR_PUSH(summaryview->mainwin,
2697                        _("Setting summary from message data..."));
2698         gdk_flush();
2699
2700         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2701                                        G_CALLBACK(summary_tree_expanded), summaryview);
2702
2703         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2704         summaryview->msgid_table = msgid_table;
2705
2706         if (prefs_common.thread_by_subject) {
2707                 subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2708                 summaryview->subject_table = subject_table;
2709         } else {
2710                 summaryview->subject_table = NULL;
2711         }
2712
2713         if (prefs_common.use_addr_book)
2714                 start_address_completion(NULL);
2715
2716         if (summaryview->threaded) {
2717                 GNode *root, *gnode;
2718                 START_TIMING("threaded");
2719                 root = procmsg_get_thread_tree(mlist);
2720
2721                 for (gnode = root->children; gnode != NULL;
2722                      gnode = gnode->next) {
2723                         node = gtk_sctree_insert_gnode
2724                                 (ctree, NULL, node, gnode,
2725                                  summary_insert_gnode_func, summaryview);
2726                 }
2727
2728                 g_node_destroy(root);
2729
2730                 END_TIMING();
2731         } else {
2732                 gchar *text[N_SUMMARY_COLS];
2733                 START_TIMING("unthreaded");
2734                 cur = mlist;
2735                 for (; mlist != NULL; mlist = mlist->next) {
2736                         msginfo = (MsgInfo *)mlist->data;
2737
2738                         summary_set_header(summaryview, text, msginfo);
2739
2740                         node = gtk_sctree_insert_node
2741                                 (ctree, NULL, node, text, 2,
2742                                  NULL, NULL, NULL, NULL,
2743                                  FALSE, FALSE);
2744
2745                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2746                         summary_set_marks_func(ctree, node, summaryview);
2747
2748                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2749                                 g_hash_table_insert(msgid_table,
2750                                                     msginfo->msgid, node);
2751
2752                         if (prefs_common.thread_by_subject)
2753                                 subject_table_insert(subject_table,
2754                                              msginfo->subject,
2755                                              node);
2756                 }
2757                 mlist = cur;
2758                 END_TIMING();
2759         }
2760
2761         if (prefs_common.enable_hscrollbar &&
2762             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2763                 gint optimal_width;
2764
2765                 optimal_width = gtk_clist_optimal_column_width
2766                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2767                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2768                                            summaryview->col_pos[S_COL_SUBJECT],
2769                                            optimal_width);
2770         }
2771
2772         if (prefs_common.use_addr_book)
2773                 end_address_completion();
2774
2775         debug_print("done.\n");
2776         STATUSBAR_POP(summaryview->mainwin);
2777         if (debug_get_mode()) {
2778                 debug_print("\tmsgid hash table size = %d\n",
2779                             g_hash_table_size(msgid_table));
2780                 if (prefs_common.thread_by_subject)
2781                         debug_print("\tsubject hash table size = %d\n",
2782                             g_hash_table_size(subject_table));
2783         }
2784
2785         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2786
2787         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2788
2789         if (prefs_common.bold_unread) {
2790                 START_TIMING("bold_unread");
2791                 while (node) {
2792                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2793                         if (GTK_CTREE_ROW(node)->children)
2794                                 summary_set_row_marks(summaryview, node);
2795                         node = next;
2796                 }
2797                 END_TIMING();
2798         }
2799
2800         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2801                                        G_CALLBACK(summary_tree_expanded), summaryview);
2802         END_TIMING();
2803 }
2804
2805 static gchar *summary_complete_address(const gchar *addr)
2806 {
2807         gint count;
2808         gchar *res, *tmp, *email_addr;
2809
2810         if (addr == NULL)
2811                 return NULL;
2812
2813         Xstrdup_a(email_addr, addr, return NULL);
2814         extract_address(email_addr);
2815         if (!*email_addr)
2816                 return NULL;
2817
2818         /*
2819          * completion stuff must be already initialized
2820          */
2821         res = NULL;
2822         if (1 < (count = complete_address(email_addr))) {
2823                 tmp = get_complete_address(1);
2824                 res = procheader_get_fromname(tmp);
2825                 g_free(tmp);
2826         }
2827
2828         return res;
2829 }
2830
2831 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2832                                MsgInfo *msginfo)
2833 {
2834         static gchar date_modified[80];
2835         static gchar col_score[11];
2836         static gchar buf[BUFFSIZE];
2837         gint *col_pos = summaryview->col_pos;
2838         gchar *from_text = NULL, *to_text = NULL;
2839         gboolean should_swap = FALSE;
2840
2841         text[col_pos[S_COL_FROM]]   = "";
2842         text[col_pos[S_COL_TO]]     = "";
2843         text[col_pos[S_COL_SUBJECT]]= "";
2844         text[col_pos[S_COL_MARK]]   = "";
2845         text[col_pos[S_COL_STATUS]] = "";
2846         text[col_pos[S_COL_MIME]]   = "";
2847         text[col_pos[S_COL_LOCKED]] = "";
2848         text[col_pos[S_COL_DATE]]   = "";
2849         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2850                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2851         else
2852                 text[col_pos[S_COL_NUMBER]] = "";
2853
2854         /* slow! */
2855         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2856                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2857         else
2858                 text[col_pos[S_COL_SIZE]] = "";
2859
2860         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2861                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2862         else
2863                 text[col_pos[S_COL_SCORE]] = "";
2864
2865         /* slow! */
2866         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2867                 if (msginfo->date_t) {
2868                         procheader_date_get_localtime(date_modified,
2869                                                       sizeof(date_modified),
2870                                                       msginfo->date_t);
2871                         text[col_pos[S_COL_DATE]] = date_modified;
2872                 } else if (msginfo->date)
2873                         text[col_pos[S_COL_DATE]] = msginfo->date;
2874                 else
2875                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2876         }
2877
2878         if (prefs_common.swap_from && msginfo->from && msginfo->to
2879         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2880                 gchar *addr = NULL;
2881
2882                 addr = g_strdup(msginfo->from);
2883
2884                 if (addr) {
2885                         extract_address(addr);
2886                         if (account_find_from_address(addr)) {
2887                                 should_swap = TRUE;
2888                         }
2889                         g_free(addr);
2890                 }
2891         }
2892
2893         if (!prefs_common.use_addr_book) {
2894                 from_text = msginfo->fromname ?
2895                                 msginfo->fromname :
2896                                 _("(No From)");
2897         } else {
2898                 gchar buf[BUFFSIZE];
2899                 gchar *tmp = summary_complete_address(msginfo->from);
2900                 if (tmp) {
2901                         strncpy2(buf, tmp, sizeof(buf));
2902                         g_free(tmp);
2903                         from_text = buf;
2904                 } else {
2905                         from_text = (msginfo->fromname) ?
2906                                         msginfo->fromname:
2907                                         _("(No From)");
2908                 }
2909         }
2910
2911         to_text = msginfo->to ? msginfo->to :
2912                    (msginfo->cc ? msginfo->cc :
2913                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2914                      )
2915                    );
2916
2917         text[col_pos[S_COL_TO]] = to_text;
2918         if (!should_swap) {
2919                 text[col_pos[S_COL_FROM]] = from_text;
2920         } else {
2921                 gchar tmp[BUFFSIZE];
2922                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2923                 tmp[BUFFSIZE-1]='\0';
2924                 text[col_pos[S_COL_FROM]] = tmp;
2925         }
2926
2927         if (summaryview->simplify_subject_preg != NULL)
2928                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2929                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2930                                         summaryview->simplify_subject_preg) :
2931                         _("(No Subject)");
2932         else
2933                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2934                         _("(No Subject)");
2935 }
2936
2937 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2938 {
2939         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2940 }
2941
2942 static gboolean defer_change(gpointer data);
2943 typedef struct _ChangeData {
2944         MsgInfo *info;
2945         gint op; /* 0, 1, 2 for unset, set, change */
2946         MsgPermFlags set_flags;
2947         MsgTmpFlags  set_tmp_flags;
2948         MsgPermFlags unset_flags;
2949         MsgTmpFlags  unset_tmp_flags;
2950 } ChangeData;
2951
2952 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2953 {
2954         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2955                 debug_print("flags: doing unset now\n");
2956                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2957         } else {
2958                 ChangeData *unset_data = g_new0(ChangeData, 1);
2959                 unset_data->info = msginfo;
2960                 unset_data->op = 0;
2961                 unset_data->unset_flags = flags;
2962                 unset_data->unset_tmp_flags = tmp_flags;
2963                 debug_print("flags: deferring unset\n");
2964                 g_timeout_add(100, defer_change, unset_data);
2965         }
2966 }
2967
2968 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2969 {
2970         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2971                 debug_print("flags: doing set now\n");
2972                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2973         } else {
2974                 ChangeData *set_data = g_new0(ChangeData, 1);
2975                 set_data->info = msginfo;
2976                 set_data->op = 1;
2977                 set_data->set_flags = flags;
2978                 set_data->set_tmp_flags = tmp_flags;
2979                 debug_print("flags: deferring set\n");
2980                 g_timeout_add(100, defer_change, set_data);
2981         }
2982 }
2983
2984 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2985                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2986                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2987 {
2988         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2989                 debug_print("flags: doing change now\n");
2990                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2991                         rem_flags, rem_tmp_flags);
2992         } else {
2993                 ChangeData *change_data = g_new0(ChangeData, 1);
2994                 change_data->info = msginfo;
2995                 change_data->op = 2;
2996                 change_data->set_flags = add_flags;
2997                 change_data->set_tmp_flags = add_tmp_flags;
2998                 change_data->unset_flags = rem_flags;
2999                 change_data->unset_tmp_flags = rem_tmp_flags;
3000                 debug_print("flags: deferring change\n");
3001                 g_timeout_add(100, defer_change, change_data);
3002         }
3003 }
3004
3005 gboolean defer_change(gpointer data)
3006 {
3007         ChangeData *chg = (ChangeData *)data;
3008         if (chg->info->folder && chg->info->folder->processing_pending) {
3009                 debug_print("flags: trying later\n");
3010                 return TRUE; /* try again */
3011         } else {
3012                 debug_print("flags: finally doing it\n");
3013                 switch(chg->op) {
3014                 case 0:
3015                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
3016                         break;
3017                 case 1:
3018                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
3019                         break;
3020                 case 2:
3021                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
3022                                 chg->unset_flags, chg->unset_tmp_flags);
3023                         break;
3024                 default:
3025                         g_warning("shouldn't happen\n");
3026                 }
3027                 g_free(chg);
3028         }
3029         return FALSE;
3030 }
3031
3032 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
3033                                       GtkCTreeNode *row)
3034 {
3035         g_return_if_fail(summaryview != NULL);
3036         g_return_if_fail(msginfo != NULL);
3037         g_return_if_fail(row != NULL);
3038
3039         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
3040                 summary_msginfo_unset_flags
3041                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
3042                 summary_set_row_marks(summaryview, row);
3043                 summary_status_show(summaryview);
3044         }
3045 }
3046
3047 typedef struct  {
3048         MsgInfo *msginfo;
3049         SummaryView *summaryview;
3050 } MarkAsReadData;
3051
3052 static int msginfo_mark_as_read_timeout(void *data)
3053 {
3054         MarkAsReadData *mdata = (MarkAsReadData *)data;
3055         if (!mdata)
3056                 return FALSE;
3057
3058         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
3059                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
3060                                      mdata->summaryview->selected);
3061
3062         g_free(mdata);
3063
3064         return FALSE;
3065 }
3066
3067 static void summary_display_msg_full(SummaryView *summaryview,
3068                                      GtkCTreeNode *row,
3069                                      gboolean new_window, gboolean all_headers)
3070 {
3071         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3072         MsgInfo *msginfo;
3073         gint val;
3074         START_TIMING("");
3075         if (!new_window) {
3076                 if (summaryview->displayed == row)
3077                         return;
3078                 else if (summaryview->messageview)
3079                         summaryview->messageview->filtered = FALSE;
3080         }
3081         g_return_if_fail(row != NULL);
3082
3083         if (summary_is_locked(summaryview)) return;
3084         summary_lock(summaryview);
3085
3086         STATUSBAR_POP(summaryview->mainwin);
3087         GTK_EVENTS_FLUSH();
3088
3089         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3090
3091         g_return_if_fail(msginfo);
3092
3093         if (new_window && prefs_common.layout_mode != SMALL_LAYOUT) {
3094                 MessageView *msgview;
3095
3096                 msgview = messageview_create_with_new_window(summaryview->mainwin);
3097                 val = messageview_show(msgview, msginfo, all_headers);
3098         } else {
3099                 MessageView *msgview;
3100
3101                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
3102                         if (summaryview->ext_messageview == NULL)
3103                                 summaryview->ext_messageview = messageview_create_with_new_window(summaryview->mainwin);
3104                         else
3105                                 gtkut_window_popup(summaryview->ext_messageview->window);
3106                         msgview = summaryview->ext_messageview;
3107                         summaryview->last_displayed = summaryview->displayed;
3108                         summaryview->displayed = row;
3109                         val = messageview_show(msgview, msginfo, all_headers);
3110                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3111                                 gtk_widget_grab_focus(summaryview->ctree);
3112                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3113                                 GTK_CLIST(summaryview->ctree)->focus_row);
3114                 } else {
3115                         msgview = summaryview->messageview;
3116                         summaryview->last_displayed = summaryview->displayed;
3117                         summaryview->displayed = row;
3118                         if (!messageview_is_visible(msgview)) {
3119                                 main_window_toggle_message_view(summaryview->mainwin);
3120                                 GTK_EVENTS_FLUSH();
3121                         }
3122                         val = messageview_show(msgview, msginfo, all_headers);
3123                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3124                                 gtk_widget_grab_focus(summaryview->ctree);
3125                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3126                                 GTK_CLIST(summaryview->ctree)->focus_row);
3127                 }
3128         }
3129
3130         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
3131                 if (prefs_common.mark_as_read_delay) {
3132                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
3133                         data->summaryview = summaryview;
3134                         data->msginfo = msginfo;
3135                         g_timeout_add(prefs_common.mark_as_read_delay * 1000,
3136                                 msginfo_mark_as_read_timeout, data);
3137                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
3138                         msginfo_mark_as_read(summaryview, msginfo, row);
3139                 }
3140         }
3141
3142         summary_set_menu_sensitive(summaryview);
3143         toolbar_main_set_sensitive(summaryview->mainwin);
3144         messageview_set_menu_sensitive(summaryview->messageview);
3145
3146         summary_unlock(summaryview);
3147         END_TIMING();
3148 }
3149
3150 void summary_display_msg_selected(SummaryView *summaryview,
3151                                   gboolean all_headers)
3152 {
3153         if (summary_is_locked(summaryview)) return;
3154         summaryview->displayed = NULL;
3155         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
3156                                  all_headers);
3157 }
3158
3159 void summary_redisplay_msg(SummaryView *summaryview)
3160 {
3161         GtkCTreeNode *node;
3162
3163         if (summaryview->displayed) {
3164                 node = summaryview->displayed;
3165                 summaryview->displayed = NULL;
3166                 summary_display_msg(summaryview, node);
3167         }
3168 }
3169
3170 void summary_open_msg(SummaryView *summaryview)
3171 {
3172         if (!summaryview->selected) return;
3173
3174         /* CLAWS: if separate message view, don't open a new window
3175          * but rather use the current separated message view */
3176         summary_display_msg_full(summaryview, summaryview->selected,
3177                                  TRUE, FALSE);
3178 }
3179
3180 void summary_view_source(SummaryView * summaryview)
3181 {
3182         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3183         MsgInfo *msginfo;
3184         SourceWindow *srcwin;
3185
3186         if (!summaryview->selected) return;
3187
3188         srcwin = source_window_create();
3189         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3190         source_window_show_msg(srcwin, msginfo);
3191         source_window_show(srcwin);
3192 #ifdef MAEMO
3193         maemo_window_full_screen_if_needed(GTK_WINDOW(srcwin->window));
3194         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(srcwin->window));
3195 #endif
3196 }
3197
3198 void summary_reedit(SummaryView *summaryview)
3199 {
3200         MsgInfo *msginfo;
3201
3202         if (!summaryview->selected) return;
3203         if (!summaryview->folder_item) return;
3204         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3205                 return;
3206
3207         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3208                                               summaryview->selected);
3209         if (!msginfo) return;
3210
3211         compose_reedit(msginfo, FALSE);
3212 }
3213
3214 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3215 {
3216         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3217         GtkCTreeNode *node;
3218
3219         if (summary_is_locked(summaryview)
3220         && !GTK_SCTREE(ctree)->selecting_range
3221         && summaryview->messageview->mimeview
3222         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3223         && summaryview->messageview->mimeview->textview->loading) {
3224                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3225                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3226
3227                 data->ctree = ctree;
3228                 data->row = NULL;
3229                 data->node = NULL;
3230                 data->type = type;
3231                 data->summaryview = summaryview;
3232                 debug_print("postponing open of message till end of load\n");
3233                 g_timeout_add(100, summary_select_retry, data);
3234                 return FALSE;
3235         }
3236         if (summary_is_locked(summaryview))
3237                 return FALSE;
3238         if (type == GTK_SCROLL_STEP_FORWARD) {
3239                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3240                 if (node)
3241                         gtkut_ctree_expand_parent_all(ctree, node);
3242                 else
3243                         return FALSE;
3244         } else {
3245                 if (summaryview->selected) {
3246                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3247                         if (!node) return FALSE;
3248                 }
3249         }
3250
3251         if (messageview_is_visible(summaryview->messageview))
3252                 summaryview->display_msg = TRUE;
3253
3254         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3255
3256         if (GTK_CLIST(ctree)->selection)
3257                 gtk_sctree_set_anchor_row
3258                         (GTK_SCTREE(ctree),
3259                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3260
3261         return TRUE;
3262 }
3263
3264 void summary_toggle_view(SummaryView *summaryview)
3265 {
3266         if (prefs_common.layout_mode == SMALL_LAYOUT)
3267                 return;
3268         if (!messageview_is_visible(summaryview->messageview) &&
3269             summaryview->selected)
3270                 summary_display_msg(summaryview,
3271                                     summaryview->selected);
3272         else
3273                 main_window_toggle_message_view(summaryview->mainwin);
3274 }
3275
3276 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3277                                                 GtkCTreeNode *node)
3278 {
3279         MsgInfo *msginfo;
3280
3281         if (node) {
3282                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3283                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3284                         return TRUE;
3285                 node = GTK_CTREE_ROW(node)->children;
3286         } else
3287                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3288
3289         while (node) {
3290                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3291                         return TRUE;
3292                 node = GTK_CTREE_ROW(node)->sibling;
3293         }
3294
3295         return FALSE;
3296 }
3297
3298 static gboolean summary_have_unread_children(SummaryView *summaryview,
3299                                              GtkCTreeNode *node)
3300 {
3301         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3302
3303         if (!node) return FALSE;
3304
3305         node = GTK_CTREE_ROW(node)->children;
3306
3307         while (node) {
3308                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3309                         return TRUE;
3310                 node = GTK_CTREE_ROW(node)->sibling;
3311         }
3312         return FALSE;
3313 }
3314
3315 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3316 {
3317         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3318         GtkStyle *style = NULL;
3319         MsgInfo *msginfo;
3320         MsgFlags flags;
3321         gint *col_pos = summaryview->col_pos;
3322
3323         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3324         if (!msginfo) return;
3325
3326         flags = msginfo->flags;
3327
3328         gtk_ctree_node_set_foreground(ctree, row, NULL);
3329
3330         /* set new/unread column */
3331         if (MSG_IS_IGNORE_THREAD(flags)) {
3332                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3333                                           ignorethreadxpm, ignorethreadxpmmask);
3334         } else if (MSG_IS_SPAM(flags)) {
3335                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3336                                           spamxpm, spamxpmmask);
3337         } else if (MSG_IS_NEW(flags)) {
3338                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3339                                           newxpm, newxpmmask);
3340         } else if (MSG_IS_UNREAD(flags)) {
3341                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3342                                           unreadxpm, unreadxpmmask);
3343         } else if (MSG_IS_REPLIED(flags)) {
3344                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3345                                           repliedxpm, repliedxpmmask);
3346         } else if (MSG_IS_FORWARDED(flags)) {
3347                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3348                                           forwardedxpm, forwardedxpmmask);
3349         } else {
3350                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3351                                         "");
3352         }
3353
3354         if (prefs_common.bold_unread &&
3355             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3356              (!GTK_CTREE_ROW(row)->expanded &&
3357               GTK_CTREE_ROW(row)->children &&
3358               summary_have_unread_children(summaryview, row))))
3359                 style = bold_style;
3360
3361         /* set mark column */
3362         if (MSG_IS_DELETED(flags)) {
3363                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3364                                           deletedxpm, deletedxpmmask);
3365                 if (style)
3366                         style = bold_deleted_style;
3367                 else {
3368                         style = small_deleted_style;
3369                 }
3370                         gtk_ctree_node_set_foreground
3371                                 (ctree, row, &summaryview->color_dim);
3372         } else if (MSG_IS_MARKED(flags)) {
3373                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3374                                           markxpm, markxpmmask);
3375         } else if (MSG_IS_MOVE(flags)) {
3376                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3377                                           movedxpm, movedxpmmask);
3378                 if (style)
3379                         style = bold_marked_style;
3380                 else {
3381                         style = small_marked_style;
3382                 }
3383                         gtk_ctree_node_set_foreground
3384                                 (ctree, row, &summaryview->color_marked);
3385         } else if (MSG_IS_COPY(flags)) {
3386                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3387                                           copiedxpm, copiedxpmmask);
3388                 if (style)
3389                         style = bold_marked_style;
3390                 else {
3391                         style = small_marked_style;
3392                 }
3393                         gtk_ctree_node_set_foreground
3394                                 (ctree, row, &summaryview->color_marked);
3395         } else {
3396                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3397         }
3398
3399         if (MSG_IS_LOCKED(flags)) {
3400                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3401                                           lockedxpm, lockedxpmmask);
3402         }
3403         else {
3404                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3405         }
3406
3407         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3408                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3409                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3410         } else if (MSG_IS_SIGNED(flags)) {
3411                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3412                                           gpgsignedxpm, gpgsignedxpmmask);
3413         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3414                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3415                                           clipkeyxpm, clipkeyxpmmask);
3416         } else if (MSG_IS_ENCRYPTED(flags)) {
3417                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3418                                           keyxpm, keyxpmmask);
3419         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3420                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3421                                           clipxpm, clipxpmmask);
3422         } else {
3423                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3424         }
3425         if (!style)
3426                 style = small_style;
3427
3428         gtk_ctree_node_set_row_style(ctree, row, style);
3429
3430         if (MSG_GET_COLORLABEL(flags))
3431                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3432 }
3433
3434 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3435 {
3436         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3437         MsgInfo *msginfo;
3438
3439         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3440         g_return_if_fail(msginfo);
3441         if (MSG_IS_DELETED(msginfo->flags))
3442                 summaryview->deleted--;
3443         if (MSG_IS_MOVE(msginfo->flags))
3444                 summaryview->moved--;
3445         if (MSG_IS_COPY(msginfo->flags))
3446                 summaryview->copied--;
3447
3448         procmsg_msginfo_set_to_folder(msginfo, NULL);
3449         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED,
3450                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3451         summary_set_row_marks(summaryview, row);
3452         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3453 }
3454
3455 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3456 {
3457         gboolean changed = FALSE;
3458         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3459         MsgInfo *msginfo;
3460
3461         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3462         g_return_if_fail(msginfo);
3463         if (MSG_IS_DELETED(msginfo->flags))
3464                 summaryview->deleted--;
3465         if (MSG_IS_MOVE(msginfo->flags)) {
3466                 summaryview->moved--;
3467                 changed = TRUE;
3468         }
3469         if (MSG_IS_COPY(msginfo->flags)) {
3470                 summaryview->copied--;
3471                 changed = TRUE;
3472         }
3473         procmsg_msginfo_set_to_folder(msginfo, NULL);
3474         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED,
3475                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3476
3477         summary_set_row_marks(summaryview, row);
3478         debug_print("Message %d is locked\n", msginfo->msgnum);
3479 }
3480
3481 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3482 {
3483         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3484         MsgInfo *msginfo;
3485
3486         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3487         g_return_if_fail(msginfo);
3488         if (!MSG_IS_LOCKED(msginfo->flags))
3489                 return;
3490         procmsg_msginfo_set_to_folder(msginfo, NULL);
3491         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3492         summary_set_row_marks(summaryview, row);
3493         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3494 }
3495
3496 void summary_mark(SummaryView *summaryview)
3497 {
3498         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3499         GList *cur;
3500         gboolean froze = FALSE;
3501
3502         START_LONG_OPERATION(summaryview, FALSE);
3503         folder_item_set_batch(summaryview->folder_item, TRUE);
3504         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3505                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3506         folder_item_set_batch(summaryview->folder_item, FALSE);
3507         END_LONG_OPERATION(summaryview);
3508
3509         summary_status_show(summaryview);
3510 }
3511
3512 static void summary_mark_row_as_read(SummaryView *summaryview,
3513                                      GtkCTreeNode *row)
3514 {
3515         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3516         MsgInfo *msginfo;
3517
3518         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3519         g_return_if_fail(msginfo);
3520
3521         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3522                 return;
3523
3524         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3525         summary_set_row_marks(summaryview, row);
3526         debug_print("Message %d is marked as read\n",
3527                 msginfo->msgnum);
3528 }
3529
3530 void summary_mark_as_read(SummaryView *summaryview)
3531 {
3532         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3533         GList *cur;
3534         gboolean froze = FALSE;
3535
3536         START_LONG_OPERATION(summaryview, FALSE);
3537         folder_item_set_batch(summaryview->folder_item, TRUE);
3538         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3539                 summary_mark_row_as_read(summaryview,
3540                                          GTK_CTREE_NODE(cur->data));
3541         folder_item_set_batch(summaryview->folder_item, FALSE);
3542         END_LONG_OPERATION(summaryview);
3543
3544         summary_status_show(summaryview);
3545 }
3546
3547 void summary_msgs_lock(SummaryView *summaryview)
3548 {
3549         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3550         GList *cur;
3551         gboolean froze = FALSE;
3552
3553         START_LONG_OPERATION(summaryview, FALSE);
3554         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3555                 summary_lock_row(summaryview,
3556                                          GTK_CTREE_NODE(cur->data));
3557         END_LONG_OPERATION(summaryview);
3558
3559         summary_status_show(summaryview);
3560 }
3561
3562 void summary_msgs_unlock(SummaryView *summaryview)
3563 {
3564         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3565         GList *cur;
3566         gboolean froze = FALSE;
3567
3568         START_LONG_OPERATION(summaryview, FALSE);
3569         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3570                 summary_unlock_row(summaryview,
3571                                    GTK_CTREE_NODE(cur->data));
3572         END_LONG_OPERATION(summaryview);
3573
3574         summary_status_show(summaryview);
3575 }
3576
3577 void summary_mark_all_read(SummaryView *summaryview)
3578 {
3579         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3580         GtkCTreeNode *node;
3581         AlertValue val;
3582         gboolean froze = FALSE;
3583
3584         if (prefs_common.ask_mark_all_read) {
3585                 val = alertpanel_full(_("Mark all as read"),
3586                         _("Do you really want to mark all mails in this "
3587                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3588                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3589
3590                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3591                         return;
3592                 else if (val & G_ALERTDISABLE)
3593                         prefs_common.ask_mark_all_read = FALSE;
3594         }
3595
3596         START_LONG_OPERATION(summaryview, TRUE);
3597         folder_item_set_batch(summaryview->folder_item, TRUE);
3598         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3599              node = gtkut_ctree_node_next(ctree, node))
3600                 summary_mark_row_as_read(summaryview, node);
3601         folder_item_set_batch(summaryview->folder_item, FALSE);
3602         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3603              node = gtkut_ctree_node_next(ctree, node)) {
3604                 if (!GTK_CTREE_ROW(node)->expanded)
3605                         summary_set_row_marks(summaryview, node);
3606         }
3607         END_LONG_OPERATION(summaryview);
3608
3609         summary_status_show(summaryview);
3610 }
3611
3612 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3613 {
3614         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3615         GList *cur;
3616         gboolean is_spam = action;
3617         GSList *msgs = NULL;
3618         gboolean immediate_exec = prefs_common.immediate_exec;
3619         gboolean moved = FALSE;
3620         gboolean froze = FALSE;
3621
3622         prefs_common.immediate_exec = FALSE;
3623
3624         START_LONG_OPERATION(summaryview, FALSE);
3625
3626         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3627                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3628                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3629                 if (msginfo)
3630                         msgs = g_slist_prepend(msgs, msginfo);
3631         }
3632
3633         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3634                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3635                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3636                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3637                         if (!msginfo)
3638                                 continue;
3639                         if (is_spam) {
3640                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3641                                 if (procmsg_spam_get_folder(msginfo) != summaryview->folder_item) {
3642                                         summary_move_row_to(summaryview, row,
3643                                                         procmsg_spam_get_folder(msginfo));
3644                                         moved = TRUE;
3645                                 }
3646                         } else {
3647                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3648                         }
3649                         summaryview->display_msg = prefs_common.always_show_msg;
3650
3651                         summary_set_row_marks(summaryview, row);
3652                 }
3653         } else {
3654                 log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
3655         }
3656
3657         prefs_common.immediate_exec = immediate_exec;
3658
3659         END_LONG_OPERATION(summaryview);
3660
3661         if (prefs_common.immediate_exec && moved) {
3662                 summary_execute(summaryview);
3663         }
3664
3665         if (!moved && msgs) {
3666                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3667                 toolbar_set_learn_button
3668                         (summaryview->mainwin->toolbar,
3669                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3670         }
3671         g_slist_free(msgs);
3672
3673         summary_status_show(summaryview);
3674 }
3675
3676
3677 static void summary_mark_row_as_unread(SummaryView *summaryview,
3678                                        GtkCTreeNode *row)
3679 {
3680         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3681         MsgInfo *msginfo;
3682
3683         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3684         g_return_if_fail(msginfo);
3685         if (MSG_IS_DELETED(msginfo->flags)) {
3686                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3687                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3688                 summaryview->deleted--;
3689         }
3690
3691         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3692         debug_print("Message %d is marked as unread\n",
3693                 msginfo->msgnum);
3694
3695         summary_set_row_marks(summaryview, row);
3696 }
3697
3698 void summary_mark_as_unread(SummaryView *summaryview)
3699 {
3700         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3701         GList *cur;
3702         gboolean froze = FALSE;
3703
3704         START_LONG_OPERATION(summaryview, FALSE);
3705         folder_item_set_batch(summaryview->folder_item, TRUE);
3706         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3707                 cur = cur->next)
3708                 summary_mark_row_as_unread(summaryview,
3709                                            GTK_CTREE_NODE(cur->data));
3710         folder_item_set_batch(summaryview->folder_item, FALSE);
3711         END_LONG_OPERATION(summaryview);
3712
3713         summary_status_show(summaryview);
3714 }
3715
3716 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3717 {
3718         GList * cur;
3719         gboolean found;
3720
3721         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3722
3723         case F_NEWS:
3724
3725                 /*
3726                   security : checks if one the accounts correspond to
3727                   the author of the post
3728                 */
3729
3730                 found = FALSE;
3731                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3732                         PrefsAccount * account;
3733                         gchar * from_name;
3734
3735                         account = cur->data;
3736                         if (account->name && *account->name)
3737                                 from_name =
3738                                         g_strdup_printf("%s <%s>",
3739                                                         account->name,
3740                                                         account->address);
3741                         else
3742                                 from_name =
3743                                         g_strdup_printf("%s",
3744                                                         account->address);
3745
3746                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3747                                 g_free(from_name);
3748                                 found = TRUE;
3749                                 break;
3750                         }
3751                         g_free(from_name);
3752                 }
3753
3754                 if (!found) {
3755                         alertpanel_error(_("You're not the author of the article.\n"));
3756                 }
3757
3758                 return found;
3759
3760         default:
3761                 return TRUE;
3762         }
3763 }
3764
3765 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3766 {
3767         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3768         MsgInfo *msginfo;
3769
3770         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3771         g_return_if_fail(msginfo);
3772
3773         if (MSG_IS_LOCKED(msginfo->flags)) return;
3774
3775         if (MSG_IS_DELETED(msginfo->flags)) return;
3776
3777         if (MSG_IS_MOVE(msginfo->flags))
3778                 summaryview->moved--;
3779         if (MSG_IS_COPY(msginfo->flags))
3780                 summaryview->copied--;
3781
3782         procmsg_msginfo_set_to_folder(msginfo, NULL);
3783         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED,
3784                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3785         summaryview->deleted++;
3786
3787         if (!prefs_common.immediate_exec &&
3788             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3789                 summary_set_row_marks(summaryview, row);
3790
3791         debug_print("Message %s/%d is set to delete\n",
3792                     msginfo->folder->path, msginfo->msgnum);
3793 }
3794
3795 void summary_cancel(SummaryView *summaryview)
3796 {
3797         MsgInfo * msginfo;
3798
3799         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3800                                               summaryview->selected);
3801         if (!msginfo) return;
3802
3803         if (!check_permission(summaryview, msginfo))
3804                 return;
3805
3806         news_cancel_article(summaryview->folder_item->folder, msginfo);
3807
3808         if (summary_is_locked(summaryview)) return;
3809
3810         summary_lock(summaryview);
3811
3812         summary_freeze(summaryview);
3813
3814         summary_update_status(summaryview);
3815         summary_status_show(summaryview);
3816
3817         summary_thaw(summaryview);
3818
3819         summary_unlock(summaryview);
3820 }
3821
3822 void summary_delete(SummaryView *summaryview)
3823 {
3824         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3825         FolderItem *item = summaryview->folder_item;
3826         GList *cur;
3827         GtkCTreeNode *sel_last = NULL;
3828         GtkCTreeNode *node;
3829         AlertValue aval;
3830         MsgInfo *msginfo;
3831         gboolean froze = FALSE;
3832
3833         if (!item) return;
3834
3835         if (summary_is_locked(summaryview)) return;
3836
3837         if (!summaryview->folder_item) return;
3838
3839         if (!prefs_common.live_dangerously) {
3840                 gchar *buf = NULL;
3841                 int num = g_list_length(GTK_CLIST(summaryview->ctree)->selection);
3842                 if (num == 1)
3843                         buf = g_strdup_printf(_(
3844                                 "Do you really want to delete the selected message?"));
3845                 else
3846                         buf = g_strdup_printf(_(
3847                                 "Do you really want to delete the %d selected messages?"),
3848                                 num);
3849                 aval = alertpanel(_("Delete message(s)"),
3850                                   buf,
3851                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3852                 g_free(buf);
3853                 if (aval != G_ALERTALTERNATE) return;
3854         }
3855
3856         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3857              cur = cur->next) {
3858                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3859                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3860                 if (msginfo && msginfo->total_size != 0 &&
3861                     msginfo->size != (off_t)msginfo->total_size)
3862                         partial_mark_for_delete(msginfo);
3863         }
3864
3865         main_window_cursor_wait(summaryview->mainwin);
3866
3867         /* next code sets current row focus right. We need to find a row
3868          * that is not deleted. */
3869         START_LONG_OPERATION(summaryview, FALSE);
3870         folder_item_set_batch(summaryview->folder_item, TRUE);
3871         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3872                 sel_last = GTK_CTREE_NODE(cur->data);
3873                 summary_delete_row(summaryview, sel_last);
3874         }
3875         folder_item_set_batch(summaryview->folder_item, FALSE);
3876         END_LONG_OPERATION(summaryview);
3877
3878         node = summary_find_next_msg(summaryview, sel_last);
3879         if (!node)
3880                 node = summary_find_prev_msg(summaryview, sel_last);
3881
3882         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3883
3884         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3885                 summary_execute(summaryview);
3886                 /* after deleting, the anchor may be at an invalid row
3887                  * so reset it to the node we found earlier */
3888                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3889         } else
3890                 summary_status_show(summaryview);
3891
3892
3893         main_window_cursor_normal(summaryview->mainwin);
3894 }
3895
3896 void summary_delete_trash(SummaryView *summaryview)
3897 {
3898         FolderItem *to_folder = NULL;
3899         PrefsAccount *ac;
3900         if (!summaryview->folder_item ||
3901             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3902
3903         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3904                 to_folder = account_get_special_folder(ac, F_TRASH);
3905
3906         if (to_folder == NULL)
3907                 to_folder = summaryview->folder_item->folder->trash;
3908
3909         if (to_folder == NULL || to_folder == summaryview->folder_item
3910             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3911                 summary_delete(summaryview);
3912         else
3913                 summary_move_selected_to(summaryview, to_folder);
3914 }
3915
3916
3917 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3918 {
3919         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3920         MsgInfo *msginfo;
3921
3922         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3923         g_return_if_fail(msginfo);
3924         if (MSG_IS_DELETED(msginfo->flags))
3925                 summaryview->deleted--;
3926         if (MSG_IS_MOVE(msginfo->flags))
3927                 summaryview->moved--;
3928         if (MSG_IS_COPY(msginfo->flags))
3929                 summaryview->copied--;
3930
3931         procmsg_msginfo_set_to_folder(msginfo, NULL);
3932         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED,
3933                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3934         summary_set_row_marks(summaryview, row);
3935
3936         debug_print("Message %s/%d is unmarked\n",
3937                     msginfo->folder->path, msginfo->msgnum);
3938 }
3939
3940 void summary_unmark(SummaryView *summaryview)
3941 {
3942         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3943         GList *cur;
3944         gboolean froze = FALSE;
3945
3946         START_LONG_OPERATION(summaryview, FALSE);
3947         folder_item_set_batch(summaryview->folder_item, TRUE);
3948         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3949                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3950         folder_item_set_batch(summaryview->folder_item, FALSE);
3951         END_LONG_OPERATION(summaryview);
3952
3953         summary_status_show(summaryview);
3954 }
3955
3956 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3957                                 FolderItem *to_folder)
3958 {
3959         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3960         MsgInfo *msginfo;
3961
3962         g_return_if_fail(to_folder != NULL);
3963
3964         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3965         g_return_if_fail(msginfo);
3966         if (MSG_IS_LOCKED(msginfo->flags))
3967                 return;
3968
3969         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3970         if (MSG_IS_DELETED(msginfo->flags))
3971                 summaryview->deleted--;
3972         if (MSG_IS_COPY(msginfo->flags)) {
3973                 summaryview->copied--;
3974         }
3975         if (!MSG_IS_MOVE(msginfo->flags)) {
3976                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED,
3977                         MSG_COPY | MSG_MOVE_DONE);
3978                 summaryview->moved++;
3979         } else {
3980                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3981         }
3982
3983         if (!prefs_common.immediate_exec) {
3984                 summary_set_row_marks(summaryview, row);
3985         }
3986
3987         debug_print("Message %d is set to move to %s\n",
3988                     msginfo->msgnum, to_folder->path);
3989 }
3990
3991 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3992 {
3993         GList *cur;
3994         GtkCTreeNode *sel_last = NULL;
3995         gboolean froze = FALSE;
3996
3997         if (!to_folder) return;
3998         if (!summaryview->folder_item ||
3999             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4000
4001         if (summary_is_locked(summaryview)) return;
4002
4003         if (summaryview->folder_item == to_folder) {
4004                 alertpanel_error(_("Destination is same as current folder."));
4005                 return;
4006         }
4007
4008         START_LONG_OPERATION(summaryview, FALSE);
4009
4010         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4011              cur != NULL && cur->data != NULL; cur = cur->next) {
4012                 sel_last = GTK_CTREE_NODE(cur->data);
4013                 summary_move_row_to
4014                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4015         }
4016         END_LONG_OPERATION(summaryview);
4017
4018         summaryview->display_msg = prefs_common.always_show_msg;
4019
4020         if (prefs_common.immediate_exec) {
4021                 summary_execute(summaryview);
4022         } else {
4023                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
4024                 if (!node)
4025                         node = summary_find_prev_msg(summaryview, sel_last);
4026                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4027                 summary_status_show(summaryview);
4028         }
4029
4030         if (!summaryview->selected) { /* this was the last message */
4031                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
4032                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
4033                 if (node)
4034                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4035         }
4036
4037 }
4038
4039 void summary_move_to(SummaryView *summaryview)
4040 {
4041         FolderItem *to_folder;
4042
4043         if (!summaryview->folder_item ||
4044             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4045
4046         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4047                                          FOLDER_SEL_MOVE, NULL);
4048         summary_move_selected_to(summaryview, to_folder);
4049 }
4050
4051 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4052                                 FolderItem *to_folder)
4053 {
4054         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4055         MsgInfo *msginfo;
4056
4057         g_return_if_fail(to_folder != NULL);
4058
4059         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4060         g_return_if_fail(msginfo);
4061         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4062         if (MSG_IS_DELETED(msginfo->flags))
4063                 summaryview->deleted--;
4064         if (MSG_IS_MOVE(msginfo->flags)) {
4065                 summaryview->moved--;
4066         }
4067
4068         if (!MSG_IS_COPY(msginfo->flags)) {
4069                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED,
4070                         MSG_MOVE | MSG_MOVE_DONE);
4071                 summaryview->copied++;
4072         } else {
4073                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
4074         }
4075         if (!prefs_common.immediate_exec) {
4076                 summary_set_row_marks(summaryview, row);
4077         }
4078
4079         debug_print("Message %d is set to copy to %s\n",
4080                     msginfo->msgnum, to_folder->path);
4081 }
4082
4083 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4084 {
4085         GList *cur;
4086         gboolean froze = FALSE;
4087
4088         if (!to_folder) return;
4089         if (!summaryview->folder_item) return;
4090
4091         if (summary_is_locked(summaryview)) return;
4092
4093         if (summaryview->folder_item == to_folder) {
4094                 alertpanel_error
4095                         (_("Destination to copy is same as current folder."));
4096                 return;
4097         }
4098
4099         START_LONG_OPERATION(summaryview, FALSE);
4100
4101         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4102              cur != NULL && cur->data != NULL; cur = cur->next)
4103                 summary_copy_row_to
4104                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4105
4106         END_LONG_OPERATION(summaryview);
4107
4108         if (prefs_common.immediate_exec)
4109                 summary_execute(summaryview);
4110         else {
4111                 summary_status_show(summaryview);
4112         }
4113 }
4114
4115 void summary_copy_to(SummaryView *summaryview)
4116 {
4117         FolderItem *to_folder;
4118
4119         if (!summaryview->folder_item) return;
4120
4121         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4122                                          FOLDER_SEL_COPY, NULL);
4123         summary_copy_selected_to(summaryview, to_folder);
4124 }
4125
4126 void summary_add_address(SummaryView *summaryview)
4127 {
4128         MsgInfo *msginfo;
4129         gchar *from;
4130
4131         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4132                                               summaryview->selected);
4133         if (!msginfo) return;
4134
4135         Xstrdup_a(from, msginfo->from, return);
4136         eliminate_address_comment(from);
4137         extract_address(from);
4138         addressbook_add_contact(msginfo->fromname, from, NULL);
4139 }
4140
4141 void summary_select_all(SummaryView *summaryview)
4142 {
4143         if (!summaryview->folder_item) return;
4144
4145         summary_lock(summaryview);
4146         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
4147         summary_unlock(summaryview);
4148         summary_status_show(summaryview);
4149 }
4150
4151 void summary_unselect_all(SummaryView *summaryview)
4152 {
4153         summary_lock(summaryview);
4154         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
4155         summary_unlock(summaryview);
4156         summary_status_show(summaryview);
4157 }
4158
4159 void summary_select_thread(SummaryView *summaryview, gboolean delete_thread)
4160 {
4161         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4162         GtkCTreeNode *node = summaryview->selected;
4163         gboolean froze = FALSE;
4164
4165         if (!node) return;
4166
4167         while (GTK_CTREE_ROW(node)->parent != NULL)
4168                 node = GTK_CTREE_ROW(node)->parent;
4169
4170         START_LONG_OPERATION(summaryview, FALSE);
4171         if (node != summaryview->selected)
4172                 summary_select_node
4173                         (summaryview, node,
4174                          messageview_is_visible(summaryview->messageview),
4175                          FALSE);
4176
4177         gtk_ctree_select_recursive(ctree, node);
4178         END_LONG_OPERATION(summaryview);
4179
4180         if (delete_thread) {
4181                 if (FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS)
4182                         summary_delete(summaryview);
4183                 else
4184                         summary_delete_trash(summaryview);
4185         }
4186         summary_status_show(summaryview);
4187 }
4188
4189 void summary_save_as(SummaryView *summaryview)
4190 {
4191         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4192         MsgInfo *msginfo;
4193         gchar *filename = NULL;
4194         gchar *src, *dest;
4195         gchar *tmp;
4196
4197         AlertValue aval = 0;
4198
4199         if (!summaryview->selected) return;
4200         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
4201         if (!msginfo) return;
4202
4203         if (msginfo->subject) {
4204                 Xstrdup_a(filename, msginfo->subject, return);
4205                 subst_for_filename(filename);
4206         }
4207         if (filename && !g_utf8_validate(filename, -1, NULL)) {
4208                 gchar *oldstr = filename;
4209                 filename = conv_codeset_strdup(filename,
4210                                                conv_get_locale_charset_str(),
4211                                                CS_UTF_8);
4212                 if (!filename) {
4213                         g_warning("summary_save_as(): faild to convert character set.");
4214                         filename = g_strdup(oldstr);
4215                 }
4216                 dest = filesel_select_file_save(_("Save as"), filename);
4217                 g_free(filename);
4218         } else
4219                 dest = filesel_select_file_save(_("Save as"), filename);
4220         filename = NULL;
4221         if (!dest) return;
4222         if (is_file_exist(dest)) {
4223                 aval = alertpanel(_("Append or Overwrite"),
4224                                   _("Append or overwrite existing file?"),
4225                                   _("_Append"), _("_Overwrite"),
4226                                   GTK_STOCK_CANCEL);
4227                 if (aval != 0 && aval != 1)
4228                         return;
4229         }
4230
4231         src = procmsg_get_message_file(msginfo);
4232         tmp = g_path_get_basename(dest);
4233
4234         if ( aval==0 ) { /* append */
4235                 if (append_file(src, dest, TRUE) < 0)
4236                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4237         } else { /* overwrite */
4238                 if (copy_file(src, dest, TRUE) < 0)
4239                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4240         }
4241         g_free(src);
4242
4243         /*
4244          * If two or more msgs are selected,
4245          * append them to the output file.
4246          */
4247         if (GTK_CLIST(ctree)->selection->next) {
4248                 GList *item;
4249                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
4250                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
4251                         if (!msginfo) break;
4252                         src = procmsg_get_message_file(msginfo);
4253                         if (append_file(src, dest, TRUE) < 0)
4254                                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4255                 }
4256                 g_free(src);
4257         }
4258         g_free(dest);
4259         g_free(tmp);
4260 }
4261
4262 void summary_print(SummaryView *summaryview)
4263 {
4264         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4265 #ifndef USE_GNOMEPRINT
4266         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4267         MsgInfo *msginfo;
4268         gchar *cmdline = NULL;
4269         gchar *p;
4270 #endif
4271         GList *cur;
4272
4273         if (clist->selection == NULL) return;
4274 #ifndef USE_GNOMEPRINT
4275         cmdline = input_dialog(_("Print"),
4276                                _("Enter the print command line:\n"
4277                                  "('%s' will be replaced with file name)"),
4278                                prefs_common.print_cmd);
4279         if (!cmdline) return;
4280         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
4281             strchr(p + 2, '%')) {
4282                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
4283                                  cmdline);
4284                 g_free(cmdline);
4285                 return;
4286         }
4287         for (cur = clist->selection;
4288              cur != NULL && cur->data != NULL;
4289              cur = cur->next) {
4290                 msginfo = gtk_ctree_node_get_row_data
4291                         (ctree, GTK_CTREE_NODE(cur->data));
4292                 if (msginfo)
4293                         procmsg_print_message(msginfo, cmdline);
4294         }
4295
4296         g_free(cmdline);
4297 #else
4298         for (cur = clist->selection;
4299              cur != NULL && cur->data != NULL;
4300              cur = cur->next) {
4301                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4302                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4303                                         GTK_CTREE(summaryview->ctree),
4304                                         node);
4305                 gint sel_start = -1, sel_end = -1, partnum = 0;
4306
4307                 if (node == summaryview->displayed) {
4308                         partnum = mimeview_get_selected_part_num(summaryview->messageview->mimeview);
4309                         textview_get_selection_offsets(summaryview->messageview->mimeview->textview,
4310                                 &sel_start, &sel_end);
4311                 }
4312                 messageview_print(msginfo, summaryview->messageview->all_headers,
4313                         sel_start, sel_end, partnum);
4314         }
4315 #endif
4316 }
4317
4318 gboolean summary_execute(SummaryView *summaryview)
4319 {
4320         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4321         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4322         GtkCTreeNode *node, *next;
4323         GtkCTreeNode *new_selected = NULL;
4324         gint move_val = -1;
4325
4326         if (!summaryview->folder_item) return FALSE;
4327
4328         if (summary_is_locked(summaryview)) return FALSE;
4329         summary_lock(summaryview);
4330
4331         summary_freeze(summaryview);
4332
4333         main_window_cursor_wait(summaryview->mainwin);
4334
4335         if (summaryview->threaded)
4336                 summary_unthread_for_exec(summaryview);
4337
4338         folder_item_update_freeze();
4339         move_val = summary_execute_move(summaryview);
4340         summary_execute_copy(summaryview);
4341         summary_execute_delete(summaryview);
4342
4343         node = GTK_CTREE_NODE(clist->row_list);
4344         for (; node != NULL; node = next) {
4345                 next = gtkut_ctree_node_next(ctree, node);
4346                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4347
4348                 if (node == summaryview->displayed) {
4349                         messageview_clear(summaryview->messageview);
4350                         summaryview->displayed = NULL;
4351                 }
4352                 if (GTK_CTREE_ROW(node)->children != NULL) {
4353                         next = NULL;
4354                         if (GTK_CTREE_ROW(node)->sibling) {
4355                                 next = GTK_CTREE_ROW(node)->sibling;
4356                         } else {
4357                                 GtkCTreeNode *parent = NULL;
4358                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4359                                      parent = GTK_CTREE_ROW(parent)->parent) {
4360                                         if (GTK_CTREE_ROW(parent)->sibling) {
4361                                                 next = GTK_CTREE_ROW(parent)->sibling;
4362                                         }
4363                                 }
4364                         }
4365                 }
4366
4367                 if (!new_selected &&
4368                     gtkut_ctree_node_is_selected(ctree, node)) {
4369                         summary_unselect_all(summaryview);
4370                         new_selected = summary_find_next_msg(summaryview, node);
4371                         if (!new_selected)
4372                                 new_selected = summary_find_prev_msg
4373                                         (summaryview, node);
4374                 }
4375
4376                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4377         }
4378
4379         folder_item_update_thaw();
4380
4381         if (new_selected) {
4382                 summary_unlock(summaryview);
4383                 gtk_sctree_select
4384                         (GTK_SCTREE(ctree), new_selected);
4385                 summary_lock(summaryview);
4386         }
4387
4388         if (summaryview->threaded) {
4389                 summary_thread_build(summaryview);
4390                 summary_thread_init(summaryview);
4391         }
4392
4393         summary_thaw(summaryview);
4394
4395         summaryview->selected = clist->selection ?
4396                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4397
4398         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4399                 menu_set_insensitive_all
4400                         (GTK_MENU_SHELL(summaryview->popupmenu));
4401                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4402         } else
4403                 gtk_widget_grab_focus(summaryview->ctree);
4404
4405         summary_update_status(summaryview);
4406         summary_status_show(summaryview);
4407
4408         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4409
4410         summary_unlock(summaryview);
4411
4412         main_window_cursor_normal(summaryview->mainwin);
4413
4414         if (move_val < 0)
4415                 summary_show(summaryview, summaryview->folder_item);
4416         return TRUE;
4417 }
4418
4419 static gint summary_execute_move(SummaryView *summaryview)
4420 {
4421         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4422         GSList *cur;
4423         gint val = -1;
4424         /* search moving messages and execute */
4425         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4426                                 summaryview);
4427
4428         if (summaryview->mlist) {
4429                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4430                         summaryview->msginfo_update_callback_id);
4431                 val = procmsg_move_messages(summaryview->mlist);
4432                 summaryview->msginfo_update_callback_id =
4433                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4434                         summary_update_msg, (gpointer) summaryview);
4435
4436                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4437                         procmsg_msginfo_free((MsgInfo *)cur->data);
4438                 g_slist_free(summaryview->mlist);
4439                 summaryview->mlist = NULL;
4440                 return val;
4441         }
4442         return 0;
4443 }
4444
4445 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4446                                       gpointer data)
4447 {
4448         SummaryView *summaryview = data;
4449         MsgInfo *msginfo;
4450
4451         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4452
4453         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4454                 summaryview->mlist =
4455                         g_slist_prepend(summaryview->mlist, msginfo);
4456                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4457
4458                 if (msginfo->msgid && *msginfo->msgid &&
4459                     node == g_hash_table_lookup(summaryview->msgid_table,
4460                                                 msginfo->msgid))
4461                         g_hash_table_remove(summaryview->msgid_table,
4462                                             msginfo->msgid);
4463                 if (prefs_common.thread_by_subject &&
4464                     msginfo->subject && *msginfo->subject &&
4465                     node == subject_table_lookup(summaryview->subject_table,
4466                                                  msginfo->subject)) {
4467                         subject_table_remove(summaryview->subject_table,
4468                                              msginfo->subject);
4469                 }
4470         }
4471 }
4472
4473 static void summary_execute_copy(SummaryView *summaryview)
4474 {
4475         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4476
4477         /* search copying messages and execute */
4478         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4479                 summaryview->msginfo_update_callback_id);
4480         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4481                                 summaryview);
4482
4483         if (summaryview->mlist) {
4484                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4485                 procmsg_copy_messages(summaryview->mlist);
4486
4487                 g_slist_free(summaryview->mlist);
4488                 summaryview->mlist = NULL;
4489         }
4490         summaryview->msginfo_update_callback_id =
4491                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4492                         summary_update_msg, (gpointer) summaryview);
4493 }
4494
4495 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4496                                       gpointer data)
4497 {
4498         SummaryView *summaryview = data;
4499         MsgInfo *msginfo;
4500
4501         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4502
4503         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4504                 summaryview->mlist =
4505                         g_slist_prepend(summaryview->mlist, msginfo);
4506
4507                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4508                 summary_set_row_marks(summaryview, node);
4509         }
4510 }
4511
4512 static void summary_execute_delete(SummaryView *summaryview)
4513 {
4514         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4515         GSList *cur;
4516
4517         /* search deleting messages and execute */
4518         gtk_ctree_pre_recursive
4519                 (ctree, NULL, summary_execute_delete_func, summaryview);
4520
4521         if (!summaryview->mlist) return;
4522
4523         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4524                 summaryview->msginfo_update_callback_id);
4525
4526         folder_item_remove_msgs(summaryview->folder_item,
4527                                 summaryview->mlist);
4528
4529         summaryview->msginfo_update_callback_id =
4530                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4531                         summary_update_msg, (gpointer) summaryview);
4532         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4533                 procmsg_msginfo_free((MsgInfo *)cur->data);
4534
4535         g_slist_free(summaryview->mlist);
4536         summaryview->mlist = NULL;
4537 }
4538
4539 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4540                                         gpointer data)
4541 {
4542         SummaryView *summaryview = data;
4543         MsgInfo *msginfo;
4544
4545         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4546
4547         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4548                 summaryview->mlist =
4549                         g_slist_prepend(summaryview->mlist, msginfo);
4550                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4551
4552                 if (msginfo->msgid && *msginfo->msgid &&
4553                     node == g_hash_table_lookup(summaryview->msgid_table,
4554                                                 msginfo->msgid)) {
4555                         g_hash_table_remove(summaryview->msgid_table,
4556                                             msginfo->msgid);
4557                 }
4558                 if (prefs_common.thread_by_subject &&
4559                     msginfo->subject && *msginfo->subject &&
4560                     node == subject_table_lookup(summaryview->subject_table,
4561                                                  msginfo->subject)) {
4562                         subject_table_remove(summaryview->subject_table,
4563                                              msginfo->subject);
4564                 }
4565         }
4566 }
4567
4568 /* thread functions */
4569
4570 void summary_thread_build(SummaryView *summaryview)
4571 {
4572         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4573         GtkCTreeNode *node;
4574         GtkCTreeNode *next;
4575         GtkCTreeNode *parent;
4576         MsgInfo *msginfo;
4577         GSList *reflist;
4578
4579         summary_lock(summaryview);
4580
4581         debug_print("Building threads...");
4582         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4583         main_window_cursor_wait(summaryview->mainwin);
4584
4585         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4586                                        G_CALLBACK(summary_tree_expanded), summaryview);
4587         summary_freeze(summaryview);
4588
4589         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4590         while (node) {
4591                 next = GTK_CTREE_ROW(node)->sibling;
4592
4593                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4594
4595                 parent = NULL;
4596
4597                 if (msginfo && msginfo->inreplyto) {
4598                         parent = g_hash_table_lookup(summaryview->msgid_table,
4599                                                      msginfo->inreplyto);
4600
4601                         if (!parent && msginfo->references) {
4602                                 for (reflist = msginfo->references;
4603                                      reflist != NULL; reflist = reflist->next)
4604                                         if ((parent = g_hash_table_lookup
4605                                                 (summaryview->msgid_table,
4606                                                  reflist->data)))
4607                                                 break;
4608                         }
4609                 }
4610
4611                 if (prefs_common.thread_by_subject && parent == NULL) {
4612                         parent = subject_table_lookup
4613                                 (summaryview->subject_table,
4614                                  msginfo->subject);
4615                 }
4616
4617                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4618                         gtk_ctree_move(ctree, node, parent, NULL);
4619                 }
4620
4621                 node = next;
4622         }
4623
4624         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4625
4626         summary_thaw(summaryview);
4627         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4628                                          G_CALLBACK(summary_tree_expanded), summaryview);
4629
4630         debug_print("done.\n");
4631         STATUSBAR_POP(summaryview->mainwin);
4632         main_window_cursor_normal(summaryview->mainwin);
4633
4634         summaryview->threaded = TRUE;
4635
4636         summary_unlock(summaryview);
4637 }
4638
4639 static void summary_thread_init(SummaryView *summaryview)
4640 {
4641         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4642         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4643         GtkCTreeNode *next;
4644         START_TIMING("");
4645         if (!summaryview->thread_collapsed) {
4646                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4647                                        G_CALLBACK(summary_tree_expanded), summaryview);
4648                 while (node) {
4649                         next = GTK_CTREE_ROW(node)->sibling;
4650                         if (GTK_CTREE_ROW(node)->children)
4651                                 gtk_ctree_expand_recursive(ctree, node);
4652                         node = next;
4653                 }
4654                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4655                                        G_CALLBACK(summary_tree_expanded), summaryview);
4656         }
4657         END_TIMING();
4658 }
4659
4660 static void summary_unthread_for_exec(SummaryView *summaryview)
4661 {
4662         GtkCTreeNode *node;
4663         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4664         gboolean froze = FALSE;
4665
4666         debug_print("Unthreading for execution...");
4667
4668         START_LONG_OPERATION(summaryview, TRUE);
4669         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4670              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4671                 summary_unthread_for_exec_func(ctree, node, summaryview);
4672         }
4673
4674         END_LONG_OPERATION(summaryview);
4675
4676         debug_print("done.\n");
4677 }
4678
4679 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4680                                            gpointer data)
4681 {
4682         MsgInfo *msginfo;
4683         GtkCTreeNode *top_parent;
4684         GtkCTreeNode *child;
4685         GtkCTreeNode *sibling;
4686         SummaryView * summaryview = (SummaryView *)data;
4687         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4688
4689         if (!msginfo ||
4690             (!MSG_IS_MOVE(msginfo->flags) &&
4691              !MSG_IS_DELETED(msginfo->flags)))
4692                 return;
4693         child = GTK_CTREE_ROW(node)->children;
4694         if (!child) return;
4695
4696         if (node == summaryview->selected)
4697                 summaryview->selected = NULL;
4698         if (node == summaryview->displayed)
4699                 summaryview->displayed = NULL;
4700
4701         for (top_parent = node;
4702              GTK_CTREE_ROW(top_parent)->parent != NULL;
4703              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4704                 ;
4705         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4706
4707         GTK_SCTREE(ctree)->sorting = TRUE;
4708         while (child != NULL) {
4709                 GtkCTreeNode *next_child;
4710                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4711
4712                 next_child = GTK_CTREE_ROW(child)->sibling;
4713
4714                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4715                         gtk_ctree_move(ctree, child,
4716                                 NULL,
4717                                 sibling);
4718                 } else {
4719                         if (child == summaryview->displayed) {
4720                                 messageview_clear(summaryview->messageview);
4721                                 summaryview->displayed = NULL;
4722                         }
4723                         if (child == summaryview->selected) {
4724                                 messageview_clear(summaryview->messageview);
4725                                 summaryview->selected = NULL;
4726                         }
4727                 }
4728                 child = next_child;
4729         }
4730         GTK_SCTREE(ctree)->sorting = FALSE;
4731 }
4732
4733 void summary_expand_threads(SummaryView *summaryview)
4734 {
4735         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4736         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4737
4738         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4739                                        G_CALLBACK(summary_tree_expanded), summaryview);
4740         summary_freeze(summaryview);
4741
4742         while (node) {
4743                 if (GTK_CTREE_ROW(node)->children) {
4744                         gtk_ctree_expand(ctree, node);
4745                         summary_set_row_marks(summaryview, node);
4746                 }
4747                 node = GTK_CTREE_NODE_NEXT(node);
4748         }
4749
4750         summary_thaw(summaryview);
4751         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4752                                          G_CALLBACK(summary_tree_expanded), summaryview);
4753
4754         summaryview->thread_collapsed = FALSE;
4755
4756         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4757 }
4758
4759 void summary_collapse_threads(SummaryView *summaryview)
4760 {
4761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4762         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4763
4764         summary_freeze(summaryview);
4765
4766         while (node) {
4767                 if (GTK_CTREE_ROW(node)->children)
4768                         gtk_ctree_collapse(ctree, node);
4769                 node = GTK_CTREE_ROW(node)->sibling;
4770         }
4771
4772         summary_thaw(summaryview);
4773
4774         summaryview->thread_collapsed = TRUE;
4775
4776         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4777 }
4778
4779 static void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4780 {
4781         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4782 }
4783
4784 static gboolean summary_filter_get_mode(void)
4785 /* ask what to do w/ them: skip them, apply them regardless to the account,
4786    use the current account */
4787 {
4788         /* TODO: eventually also propose to use the current folder's default account,
4789            if it is set */
4790         /* TODO: eventually allow to select the account to use from a optmenu */
4791
4792         GtkWidget *vbox;
4793         GtkWidget *account_rules_skip;
4794         GtkWidget *account_rules_force;
4795         GtkWidget *account_rules_user_current;
4796         AlertValue val;
4797
4798         vbox = gtk_vbox_new (FALSE, 0);
4799
4800         account_rules_skip = gtk_radio_button_new_with_label
4801                                                         (NULL, _("Skip these rules"));
4802         account_rules_force = gtk_radio_button_new_with_label_from_widget
4803                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4804                                                         _("Apply these rules regardless of the account they belong to"));
4805         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4806                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4807                                                         _("Apply these rules if they apply to the current account"));
4808         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4809         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4810         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4811         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4812                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4813                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4814         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4815                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4816                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4817         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4818                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4819                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4820         switch (prefs_common.apply_per_account_filtering_rules) {
4821         case FILTERING_ACCOUNT_RULES_SKIP:
4822                 gtk_toggle_button_set_active(
4823                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4824                 break;
4825         case FILTERING_ACCOUNT_RULES_FORCE:
4826                 gtk_toggle_button_set_active(
4827                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4828                 break;
4829         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4830                 gtk_toggle_button_set_active(
4831                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4832                 break;
4833         }
4834
4835         val = alertpanel_with_widget(
4836                         _("Filtering"),
4837                         _("There are some filtering rules that belong to an account.\n"
4838                           "Please choose what to do with these rules:"),
4839                         GTK_STOCK_CANCEL, _("_Filter"), NULL, TRUE, G_ALERTALTERNATE, vbox);
4840
4841         if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE) {
4842                 return FALSE;
4843         } else if (val & G_ALERTDISABLE)
4844                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4845
4846         return TRUE;
4847 }
4848
4849 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4850 {
4851         GSList *mlist = NULL, *cur_list;
4852         summary_lock(summaryview);
4853
4854         /* are there any per-account filtering rules? */
4855         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4856                 filtering_peek_per_account_rules(filtering_rules)) {
4857
4858                 if (summary_filter_get_mode() == FALSE) {
4859                         summary_unlock(summaryview);
4860                         return;
4861                 }
4862         }
4863
4864         folder_item_update_freeze();
4865
4866         debug_print("filtering...");
4867         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4868         main_window_cursor_wait(summaryview->mainwin);
4869
4870         summary_freeze(summaryview);
4871
4872         if (selected_only) {
4873                 GList *cur;
4874
4875                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4876                      cur != NULL && cur->data != NULL; cur = cur->next) {
4877                         mlist = g_slist_prepend(mlist,
4878                                  procmsg_msginfo_new_ref(
4879                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4880                 }
4881                 mlist = g_slist_reverse(mlist);
4882         } else {
4883                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4884         }
4885         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4886                 summary_filter_func((MsgInfo *)cur_list->data);
4887         }
4888         filtering_move_and_copy_msgs(mlist);
4889         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4890                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4891         }
4892         g_slist_free(mlist);
4893
4894         summary_thaw(summaryview);
4895
4896         folder_item_update_thaw();
4897         debug_print("done.\n");
4898         STATUSBAR_POP(summaryview->mainwin);
4899         main_window_cursor_normal(summaryview->mainwin);
4900
4901         summary_unlock(summaryview);
4902
4903         /*
4904          * CLAWS: summary_show() only valid after having a lock. ideally
4905          * we want the lock to be context aware...
4906          */
4907         summary_show(summaryview, summaryview->folder_item);
4908 }
4909
4910 static void summary_filter_func(MsgInfo *msginfo)
4911 {
4912         MailFilteringData mail_filtering_data;
4913
4914         mail_filtering_data.msginfo = msginfo;
4915         mail_filtering_data.msglist = NULL;
4916         mail_filtering_data.filtered = NULL;
4917         mail_filtering_data.unfiltered = NULL;
4918         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4919                 return;
4920
4921         filter_message_by_msginfo(filtering_rules, msginfo, NULL,
4922                         FILTERING_MANUALLY, NULL);
4923 }
4924
4925 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4926                                  PrefsFilterType type, gint processing_rule)
4927 {
4928         gchar *header = NULL;
4929         gchar *key = NULL;
4930
4931         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4932
4933         if (processing_rule) {
4934                 if (item == NULL)
4935                         prefs_filtering_open(&pre_global_processing,
4936                                              _("Processing rules to apply before folder rules"),
4937                                              MANUAL_ANCHOR_PROCESSING,
4938                                              header, key, FALSE);
4939                 else
4940                         prefs_filtering_open(&item->prefs->processing,
4941                                              _("Processing configuration"),
4942                                              MANUAL_ANCHOR_PROCESSING,
4943                                              header, key, FALSE);
4944         }
4945         else {
4946                 prefs_filtering_open(&filtering_rules,
4947                                 _("Filtering configuration"),
4948                                 MANUAL_ANCHOR_FILTERING,
4949                                 header, key, TRUE);
4950         }
4951
4952         g_free(header);
4953         g_free(key);
4954 }
4955
4956 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4957                          gint processing_rule)
4958 {
4959         MsgInfo *msginfo;
4960         FolderItem * item;
4961
4962         if (!summaryview->selected) return;
4963
4964         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4965                                               summaryview->selected);
4966         if (!msginfo) return;
4967
4968         item = summaryview->folder_item;
4969         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4970 }
4971
4972 /* color label */
4973
4974 #define N_COLOR_LABELS colorlabel_get_color_count()
4975
4976 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4977                                                      gpointer data)
4978 {
4979         guint color = GPOINTER_TO_UINT(data);
4980         SummaryView *summaryview;
4981
4982         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4983         g_return_if_fail(summaryview != NULL);
4984
4985         /* "dont_toggle" state set? */
4986         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4987                                 "dont_toggle"))
4988                 return;
4989
4990         summary_set_colorlabel(summaryview, color, NULL);
4991 }
4992
4993 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4994  * for the messsage; not the color index */
4995 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4996                                   guint labelcolor)
4997 {
4998         GdkColor color;
4999         GtkStyle *style, *prev_style, *ctree_style;
5000         MsgInfo *msginfo;
5001         gint color_index;
5002
5003         msginfo = gtk_ctree_node_get_row_data(ctree, node);
5004         g_return_if_fail(msginfo);
5005
5006         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
5007         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
5008         prev_style = gtk_ctree_node_get_row_style(ctree, node);
5009
5010         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
5011                 if (!prev_style) return;
5012                 style = gtk_style_copy(prev_style);
5013                 color = ctree_style->fg[GTK_STATE_NORMAL];
5014                 style->fg[GTK_STATE_NORMAL] = color;
5015                 color = ctree_style->fg[GTK_STATE_SELECTED];
5016                 style->fg[GTK_STATE_SELECTED] = color;
5017         } else {
5018                 if (prev_style)
5019                         style = gtk_style_copy(prev_style);
5020                 else
5021                         style = gtk_style_copy(ctree_style);
5022                 color = colorlabel_get_color(color_index);
5023                 style->fg[GTK_STATE_NORMAL] = color;
5024                 /* get the average of label color and selected fg color
5025                    for visibility */
5026                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + 3*ctree_style->fg[GTK_STATE_SELECTED].red  ) / 4;
5027                 style->fg[GTK_STATE_SELECTED].green = (color.green + 3*ctree_style->fg[GTK_STATE_SELECTED].green) / 4;
5028                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + 3*ctree_style->fg[GTK_STATE_SELECTED].blue ) / 4;
5029         }
5030
5031         gtk_ctree_node_set_row_style(ctree, node, style);
5032         gtk_style_unref(style);
5033 }
5034
5035 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
5036 {
5037         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5038         MsgInfo *msginfo;
5039
5040         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5041         g_return_if_fail(msginfo);
5042
5043         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
5044                                         MSG_CLABEL_FLAG_MASK, 0);
5045         summary_set_row_marks(summaryview, row);
5046 }
5047
5048 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
5049                             GtkWidget *widget)
5050 {
5051         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5052         GList *cur;
5053         gboolean froze = FALSE;
5054
5055         START_LONG_OPERATION(summaryview, FALSE);
5056         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5057                 summary_set_row_colorlabel(summaryview,
5058                                            GTK_CTREE_NODE(cur->data), labelcolor);
5059         END_LONG_OPERATION(summaryview);
5060 }
5061
5062 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5063                                                           gpointer data)
5064 {
5065         SummaryView *summaryview;
5066         GtkMenuShell *menu;
5067         GtkCheckMenuItem **items;
5068         gint n;
5069         GList *cur, *sel;
5070
5071         summaryview = (SummaryView *)data;
5072         g_return_if_fail(summaryview != NULL);
5073
5074         sel = GTK_CLIST(summaryview->ctree)->selection;
5075         if (!sel) return;
5076
5077         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5078
5079         g_return_if_fail(menu != NULL);
5080
5081         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
5082
5083         /* NOTE: don't return prematurely because we set the "dont_toggle"
5084          * state for check menu items */
5085         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5086                           GINT_TO_POINTER(1));
5087
5088         /* clear items. get item pointers. */
5089         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5090                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5091                         gtk_check_menu_item_set_active
5092                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5093                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
5094                         n++;
5095                 }
5096         }
5097
5098         if (n == (N_COLOR_LABELS + 1)) {
5099                 /* iterate all messages and set the state of the appropriate
5100                  * items */
5101                 for (; sel != NULL; sel = sel->next) {
5102                         MsgInfo *msginfo;
5103                         gint clabel;
5104
5105                         msginfo = gtk_ctree_node_get_row_data
5106                                 (GTK_CTREE(summaryview->ctree),
5107                                  GTK_CTREE_NODE(sel->data));
5108                         if (msginfo) {
5109                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
5110                                 if (!items[clabel]->active)
5111                                         gtk_check_menu_item_set_active
5112                                                 (items[clabel], TRUE);
5113                         }
5114                 }
5115         } else
5116                 g_warning("invalid number of color elements (%d)\n", n);
5117
5118         /* reset "dont_toggle" state */
5119         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5120                           GINT_TO_POINTER(0));
5121 }
5122
5123 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
5124 {
5125         GtkWidget *label_menuitem;
5126         GtkWidget *menu;
5127         GtkWidget *item;
5128         gint i;
5129
5130         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5131                                                    "/Color label");
5132         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5133                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
5134                            summaryview);
5135         gtk_widget_show(label_menuitem);
5136
5137         menu = gtk_menu_new();
5138
5139         /* create sub items. for the menu item activation callback we pass the
5140          * index of label_colors[] as data parameter. for the None color we
5141          * pass an invalid (high) value. also we attach a data pointer so we
5142          * can always get back the SummaryView pointer. */
5143
5144         item = gtk_check_menu_item_new_with_label(_("None"));
5145         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5146         g_signal_connect(G_OBJECT(item), "activate",
5147                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5148                            GUINT_TO_POINTER(0));
5149         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
5150         gtk_widget_show(item);
5151
5152         gtk_widget_add_accelerator(item, "activate",
5153                                    summaryview->popupfactory->accel_group,
5154                                    GDK_0, GDK_CONTROL_MASK,
5155                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
5156
5157         item = gtk_menu_item_new();
5158         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5159         gtk_widget_show(item);
5160
5161         /* create pixmap/label menu items */
5162         for (i = 0; i < N_COLOR_LABELS; i++) {
5163                 item = colorlabel_create_check_color_menu_item(
5164                         i, refresh, SUMMARY_COLORMENU);
5165                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5166                 g_signal_connect(G_OBJECT(item), "activate",
5167                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5168                                  GUINT_TO_POINTER(i + 1));
5169                 g_object_set_data(G_OBJECT(item), "summaryview",
5170                                   summaryview);
5171                 gtk_widget_show(item);
5172         }
5173
5174         gtk_widget_show(menu);
5175         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5176         summaryview->colorlabel_menu = menu;
5177 }
5178
5179 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
5180 {
5181         SummaryView *summaryview = (SummaryView *)data;
5182         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5183
5184         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5185                        NULL, NULL, 0, gtk_get_current_event_time());
5186         return TRUE;
5187 }
5188
5189 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
5190 {
5191         GtkWidget *ctree;
5192         gint *col_pos = summaryview->col_pos;
5193         SummaryColumnState *col_state;
5194         gchar *titles[N_SUMMARY_COLS];
5195         SummaryColumnType type;
5196         gint pos;
5197
5198         memset(titles, 0, sizeof(titles));
5199
5200         col_state = prefs_summary_column_get_config();
5201         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5202                 summaryview->col_state[pos] = col_state[pos];
5203                 type = col_state[pos].type;
5204                 col_pos[type] = pos;
5205                 titles[pos] = "dummy";
5206         }
5207         col_state = summaryview->col_state;
5208
5209         ctree = gtk_sctree_new_with_titles
5210                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
5211
5212         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
5213         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5214                                            GTK_JUSTIFY_CENTER);
5215         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5216                                            GTK_JUSTIFY_CENTER);
5217         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5218                                            GTK_JUSTIFY_CENTER);
5219         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5220                                            GTK_JUSTIFY_CENTER);
5221         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5222                                            GTK_JUSTIFY_RIGHT);
5223         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5224                                            GTK_JUSTIFY_RIGHT);
5225         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5226                                            GTK_JUSTIFY_RIGHT);
5227         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5228                                    SUMMARY_COL_MARK_WIDTH);
5229         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5230                                    SUMMARY_COL_STATUS_WIDTH);
5231         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5232                                    SUMMARY_COL_LOCKED_WIDTH);
5233         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5234                                    SUMMARY_COL_MIME_WIDTH);
5235         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
5236                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
5237         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
5238                                    prefs_common.summary_col_size[S_COL_FROM]);
5239         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
5240                                    prefs_common.summary_col_size[S_COL_TO]);
5241         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
5242                                    prefs_common.summary_col_size[S_COL_DATE]);
5243         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5244                                    prefs_common.summary_col_size[S_COL_SIZE]);
5245         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5246                                    prefs_common.summary_col_size[S_COL_NUMBER]);
5247         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5248                                    prefs_common.summary_col_size[S_COL_SCORE]);
5249
5250         if (prefs_common.enable_dotted_lines) {
5251                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
5252                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5253                                      GTK_CTREE_EXPANDER_SQUARE);
5254         } else {
5255                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
5256                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5257                                      GTK_CTREE_EXPANDER_TRIANGLE);
5258         }
5259
5260         gtk_sctree_set_stripes(GTK_SCTREE(ctree), prefs_common.use_stripes_in_summaries);
5261
5262         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
5263         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
5264
5265         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5266                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
5267                                        GTK_CAN_FOCUS);
5268                 gtk_clist_set_column_visibility
5269                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
5270         }
5271
5272         /* connect signal to the buttons for sorting */
5273 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
5274         g_signal_connect \
5275                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
5276                  "clicked", \
5277                  G_CALLBACK(func), \
5278                  summaryview)
5279
5280         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
5281         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
5282         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
5283         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
5284         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
5285         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
5286         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
5287         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
5288         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
5289         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
5290         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
5291
5292 #undef CLIST_BUTTON_SIGNAL_CONNECT
5293
5294         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5295                          G_CALLBACK(summary_selected), summaryview);
5296         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5297                          G_CALLBACK(summary_unselected), summaryview);
5298         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5299                          G_CALLBACK(summary_button_pressed),
5300                          summaryview);
5301 #ifndef MAEMO
5302         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5303                          G_CALLBACK(summary_popup_menu), summaryview);
5304 #else
5305         gtk_widget_tap_and_hold_setup(GTK_WIDGET(ctree), NULL, NULL,
5306                         GTK_TAP_AND_HOLD_NONE | GTK_TAP_AND_HOLD_NO_INTERNALS);
5307         g_signal_connect(G_OBJECT(ctree), "tap-and-hold",
5308                          G_CALLBACK(summary_popup_menu), summaryview);
5309 #endif
5310         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5311                          G_CALLBACK(summary_button_released),
5312                          summaryview);
5313         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5314                          G_CALLBACK(summary_key_pressed), summaryview);
5315         g_signal_connect(G_OBJECT(ctree), "resize_column",
5316                          G_CALLBACK(summary_col_resized), summaryview);
5317         g_signal_connect(G_OBJECT(ctree), "open_row",
5318                          G_CALLBACK(summary_open_row), summaryview);
5319
5320         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5321                                G_CALLBACK(summary_tree_expanded),
5322                                summaryview);
5323         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5324                                G_CALLBACK(summary_tree_collapsed),
5325                                summaryview);
5326
5327         g_signal_connect(G_OBJECT(ctree), "start_drag",
5328                          G_CALLBACK(summary_start_drag),
5329                          summaryview);
5330         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5331                          G_CALLBACK(summary_drag_data_get),
5332                          summaryview);
5333         g_signal_connect(G_OBJECT(ctree), "drag_end",
5334                          G_CALLBACK(summary_drag_end),
5335                          summaryview);
5336
5337         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5338                           summary_drag_types, 2,
5339                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5340
5341         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5342                          G_CALLBACK(summary_drag_data_received),
5343                          summaryview);
5344
5345         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5346                          G_CALLBACK(summary_drag_motion_cb),
5347                          summaryview);
5348
5349         return ctree;
5350 }
5351
5352 void summary_set_column_order(SummaryView *summaryview)
5353 {
5354         GtkWidget *ctree;
5355         GtkWidget *scrolledwin = summaryview->scrolledwin;
5356         FolderItem *item;
5357         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5358         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5359
5360         item = summaryview->folder_item;
5361
5362         summary_clear_all(summaryview);
5363         gtk_widget_destroy(summaryview->ctree);
5364
5365         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5366         summary_set_fonts(summaryview);
5367         summary_set_column_titles(summaryview);
5368         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5369                                             GTK_CLIST(ctree)->hadjustment);
5370         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5371                                             GTK_CLIST(ctree)->vadjustment);
5372         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5373         gtk_widget_show(ctree);
5374
5375         summary_show(summaryview, item);
5376
5377         summary_select_by_msgnum(summaryview, selected_msgnum);
5378
5379         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5380         summaryview->last_displayed = summaryview->displayed;
5381         if (!summaryview->displayed)
5382                 messageview_clear(summaryview->messageview);
5383         else
5384                 summary_redisplay_msg(summaryview);
5385 }
5386
5387
5388 /* callback functions */
5389
5390 static gint summary_folder_eventbox_pressed(GtkWidget *eventbox, GdkEventButton *event,
5391                                             SummaryView *summaryview)
5392 {
5393         if (event) {
5394                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5395                 mainwindow_exit_folder(summaryview->mainwin);
5396         }
5397         return TRUE;
5398 }
5399
5400 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5401                                    SummaryView *summaryview)
5402 {
5403         if (event)
5404                 summary_toggle_view(summaryview);
5405         return TRUE;
5406 }
5407
5408 static void summary_toggle_multiple_pressed(GtkWidget *widget,
5409                                    SummaryView *summaryview)
5410 {
5411         GTK_SCTREE(summaryview->ctree)->force_additive_sel =
5412                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
5413 }
5414
5415 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5416                                        SummaryView *summaryview)
5417 {
5418         if (!event) return FALSE;
5419
5420         if (event->button == 3) {
5421                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5422                 /* right clicked */
5423                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5424                                NULL, NULL, event->button, event->time);
5425         } else if (event->button == 2) {
5426                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5427         } else if (event->button == 1) {
5428                 if (!prefs_common.emulate_emacs &&
5429                     messageview_is_visible(summaryview->messageview))
5430                         summaryview->display_msg = TRUE;
5431         }
5432
5433         return FALSE;
5434 }
5435
5436 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5437                                         SummaryView *summaryview)
5438 {
5439         return FALSE;
5440 }
5441
5442 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5443 {
5444         return summary_key_pressed(summaryview->ctree, event, summaryview);
5445 }
5446
5447 #define BREAK_ON_MODIFIER_KEY() \
5448         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5449
5450 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5451                                     SummaryView *summaryview)
5452 {
5453         GtkCTree *ctree = GTK_CTREE(widget);
5454         GtkCTreeNode *node;
5455         MessageView *messageview;
5456         TextView *textview;
5457         GtkAdjustment *adj;
5458         gboolean mod_pressed;
5459
5460         if (!event)
5461                 return TRUE;
5462
5463         if (quicksearch_has_focus(summaryview->quicksearch))
5464                 return FALSE;
5465
5466         messageview = summaryview->messageview;
5467         textview = messageview->mimeview->textview;
5468
5469         mod_pressed =
5470                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5471
5472         if (summaryview->selected) {
5473                 gboolean handled = FALSE;
5474                 switch (event->keyval) {
5475                 case GDK_space:         /* Page down or go to the next */
5476                         handled = TRUE;
5477                         if (event->state & GDK_CONTROL_MASK)
5478                                 event->state &= ~GDK_CONTROL_MASK;
5479                         if (event->state & GDK_SHIFT_MASK)
5480                                 mimeview_scroll_page(messageview->mimeview, TRUE);
5481                         else {
5482                                 if (summaryview->displayed != summaryview->selected) {
5483                                         summary_display_msg(summaryview,
5484                                                             summaryview->selected);
5485                                         break;
5486                                 }
5487                                 if (mod_pressed) {
5488                                         if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5489                                                 summary_select_prev_unread(summaryview);
5490                                 } else {
5491                                         if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5492                                                 summary_select_next_unread(summaryview);
5493                                 }
5494                         }
5495                         break;
5496                 case GDK_BackSpace:     /* Page up */
5497                         handled = TRUE;
5498                         mimeview_scroll_page(messageview->mimeview, TRUE);
5499                         break;
5500                 case GDK_Return:        /* Scroll up/down one line */
5501                         handled = TRUE;
5502                         if (summaryview->displayed != summaryview->selected) {
5503                                 summary_display_msg(summaryview,
5504                                                     summaryview->selected);
5505                                 break;
5506                         }
5507                         mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5508                         break;
5509                 }
5510
5511                 if (handled)
5512                         return FALSE;
5513         }
5514         if (summary_is_locked(summaryview))
5515                 return TRUE;
5516
5517         switch (event->keyval) {
5518         case GDK_Left:          /* Move focus */
5519                 adj = gtk_scrolled_window_get_hadjustment
5520                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5521                 if (adj->lower != adj->value)
5522                         break;
5523                 /* FALLTHROUGH */
5524         case GDK_Escape:
5525                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5526                 mainwindow_exit_folder(summaryview->mainwin);
5527                 return TRUE;
5528         case GDK_Home:
5529         case GDK_End:
5530                 if ((node = summaryview->selected) != NULL) {
5531                         GtkCTreeNode *next = NULL;
5532                         next = (event->keyval == GDK_Home)
5533                                         ? gtk_ctree_node_nth(ctree, 0)
5534                                         : gtk_ctree_node_nth(ctree,
5535                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5536                         if (next) {
5537                                 gtk_sctree_select_with_state
5538                                         (GTK_SCTREE(ctree), next, (event->state & ~GDK_CONTROL_MASK) );
5539
5540                                 /* Deprecated - what are the non-deprecated equivalents? */
5541                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5542                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5543                                 summaryview->selected = next;
5544                         }
5545                 }
5546                 return TRUE;
5547         default:
5548                 break;
5549         }
5550
5551         if (!summaryview->selected) {
5552                 node = gtk_ctree_node_nth(ctree, 0);
5553                 if (node)
5554                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5555                 else
5556                         return TRUE;
5557         }
5558
5559         switch (event->keyval) {
5560         case GDK_Delete:
5561                 BREAK_ON_MODIFIER_KEY();
5562                 summary_delete_trash(summaryview);
5563                 break;
5564         case GDK_y:
5565         case GDK_t:
5566         case GDK_l:
5567         case GDK_c:
5568         case GDK_a:
5569                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5570                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5571                                        "key_press_event");
5572                         mimeview_pass_key_press_event(messageview->mimeview,
5573                                                       event);
5574                         break;
5575                 }
5576         default:
5577                 break;
5578         }
5579         return FALSE;
5580 }
5581
5582 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5583 {
5584         SummaryView *summaryview = data;
5585
5586         summary_show(summaryview, summaryview->folder_item);
5587 }
5588
5589 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5590 {
5591         SummaryView *summaryview = (SummaryView *)data;
5592
5593         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5594                 prefs_common.show_searchbar = TRUE;
5595                 quicksearch_show(summaryview->quicksearch);
5596         } else {
5597                 prefs_common.show_searchbar = FALSE;
5598                 quicksearch_hide(summaryview->quicksearch);
5599         }
5600 }
5601
5602 void summaryview_activate_quicksearch(SummaryView *summaryview, gboolean show)
5603 {
5604         prefs_common.show_searchbar = show;
5605         gtk_toggle_button_set_active(
5606                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5607                 show);
5608         if (show) {
5609                 quicksearch_show(summaryview->quicksearch);
5610         } else {
5611                 quicksearch_hide(summaryview->quicksearch);
5612                 summary_grab_focus(summaryview);
5613         }
5614 }
5615
5616 void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5617 {
5618         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5619                 summary_reedit(summaryview);
5620         else
5621                 summary_open_msg(summaryview);
5622
5623         summaryview->display_msg = FALSE;
5624 }
5625
5626 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5627                                   SummaryView *summaryview)
5628 {
5629         summary_set_row_marks(summaryview, node);
5630         if (prefs_common.bold_unread) {
5631                 while (node) {
5632                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5633                         if (GTK_CTREE_ROW(node)->children)
5634                                 summary_set_row_marks(summaryview, node);
5635                         node = next;
5636                 }
5637         }
5638 }
5639
5640 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5641                                    SummaryView *summaryview)
5642 {
5643         summary_set_row_marks(summaryview, node);
5644 }
5645
5646 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5647                                gint column, SummaryView *summaryview)
5648 {
5649         if (summary_is_locked(summaryview)
5650         ||  GTK_SCTREE(ctree)->selecting_range) {
5651                 return;
5652         }
5653
5654         summary_status_show(summaryview);
5655 }
5656
5657 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5658                              gint column, SummaryView *summaryview)
5659 {
5660         MsgInfo *msginfo;
5661         gboolean marked_unread = FALSE;
5662
5663         if (summary_is_locked(summaryview)
5664         && !GTK_SCTREE(ctree)->selecting_range
5665         && summaryview->messageview
5666         && summaryview->messageview->mimeview
5667         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
5668         && summaryview->messageview->mimeview->textview->loading) {
5669                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
5670                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
5671
5672                 data->ctree = ctree;
5673                 data->row = row;
5674                 data->node = NULL;
5675                 data->column = column;
5676                 data->summaryview = summaryview;
5677                 debug_print("postponing open of message till end of load\n");
5678                 g_timeout_add(100, summary_select_retry, data);
5679                 return;
5680         }
5681         if (summary_is_locked(summaryview)
5682         ||  GTK_SCTREE(ctree)->selecting_range) {
5683                 return;
5684         }
5685
5686         summary_status_show(summaryview);
5687
5688         if (GTK_CLIST(ctree)->selection &&
5689             GTK_CLIST(ctree)->selection->next) {
5690                 summaryview->display_msg = FALSE;
5691                 summary_set_menu_sensitive(summaryview);
5692                 toolbar_main_set_sensitive(summaryview->mainwin);
5693                 return;
5694         }
5695
5696         summaryview->selected = row;
5697
5698         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5699         g_return_if_fail(msginfo != NULL);
5700
5701         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5702         toolbar_set_learn_button
5703                 (summaryview->mainwin->toolbar,
5704                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5705
5706         switch (column < 0 ? column : summaryview->col_state[column].type) {
5707         case S_COL_MARK:
5708                 if (!MSG_IS_DELETED(msginfo->flags) &&
5709                     !MSG_IS_MOVE(msginfo->flags) &&
5710                     !MSG_IS_COPY(msginfo->flags)) {
5711                         if (MSG_IS_MARKED(msginfo->flags)) {
5712                                 summary_unmark_row(summaryview, row);
5713                         } else {
5714                                 summary_mark_row(summaryview, row);
5715                         }
5716                 }
5717                 break;
5718         case S_COL_STATUS:
5719                 if (MSG_IS_UNREAD(msginfo->flags)) {
5720                         summary_mark_row_as_read(summaryview, row);
5721                         summary_status_show(summaryview);
5722                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5723                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5724                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5725                                 else
5726                                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
5727                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5728                          !MSG_IS_FORWARDED(msginfo->flags)) {
5729                         marked_unread = TRUE;
5730                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5731                         summary_find_answers(summaryview, msginfo);
5732                         return;
5733                 }
5734                 break;
5735         case S_COL_LOCKED:
5736                 if (MSG_IS_LOCKED(msginfo->flags)) {
5737                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5738                         summary_set_row_marks(summaryview, row);
5739                 }
5740                 else
5741                         summary_lock_row(summaryview, row);
5742                 break;
5743         default:
5744                 break;
5745         }
5746
5747         if (summaryview->display_msg ||
5748             (prefs_common.always_show_msg &&
5749              messageview_is_visible(summaryview->messageview))) {
5750                 summaryview->display_msg = FALSE;
5751                 if (summaryview->displayed != row) {
5752                         summary_display_msg(summaryview, row);
5753                         if (marked_unread) {
5754                                 summary_mark_row_as_unread(summaryview, row);
5755                                 summary_status_show(summaryview);
5756                         }
5757                         return;
5758                 }
5759         }
5760
5761         if (marked_unread) {
5762                 summary_mark_row_as_unread(summaryview, row);
5763                 summary_status_show(summaryview);
5764         }
5765
5766         summary_set_menu_sensitive(summaryview);
5767         toolbar_main_set_sensitive(summaryview->mainwin);
5768 }
5769
5770 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5771                                 SummaryView *summaryview)
5772 {
5773         SummaryColumnType type = summaryview->col_state[column].type;
5774
5775         prefs_common.summary_col_size[type] = width;
5776 }
5777
5778
5779 /*
5780  * \brief get List of msginfo selected in SummaryView
5781  *
5782  * \param summaryview
5783  *
5784  * \return GSList holding MsgInfo
5785  */
5786 GSList *summary_get_selection(SummaryView *summaryview)
5787 {
5788         GList *sel = NULL;
5789         GSList *msginfo_list = NULL;
5790
5791         g_return_val_if_fail(summaryview != NULL, NULL);
5792
5793         sel = GTK_CLIST(summaryview->ctree)->selection;
5794
5795         g_return_val_if_fail(sel != NULL, NULL);
5796
5797         for ( ; sel != NULL; sel = sel->next)
5798                 msginfo_list =
5799                         g_slist_prepend(msginfo_list,
5800                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5801                                                                    GTK_CTREE_NODE(sel->data)));
5802         return g_slist_reverse(msginfo_list);
5803 }
5804
5805 static void summary_reply_cb(SummaryView *summaryview, guint action,
5806                              GtkWidget *widget)
5807 {
5808         MessageView *msgview = (MessageView*)summaryview->messageview;
5809         GSList *msginfo_list;
5810
5811         g_return_if_fail(msgview != NULL);
5812
5813         msginfo_list = summary_get_selection(summaryview);
5814         g_return_if_fail(msginfo_list != NULL);
5815         compose_reply_from_messageview(msgview, msginfo_list, action);
5816         g_slist_free(msginfo_list);
5817 }
5818
5819 static void summary_show_all_header_cb(SummaryView *summaryview,
5820                                        guint action, GtkWidget *widget)
5821 {
5822         summaryview->messageview->all_headers =
5823                         GTK_CHECK_MENU_ITEM(widget)->active;
5824         summary_display_msg_selected(summaryview,
5825                                      GTK_CHECK_MENU_ITEM(widget)->active);
5826 }
5827
5828 static void summary_add_address_cb(SummaryView *summaryview,
5829                                    guint action, GtkWidget *widget)
5830 {
5831         summary_add_address(summaryview);
5832 }
5833
5834 static void summary_create_filter_cb(SummaryView *summaryview,
5835                                      guint action, GtkWidget *widget)
5836 {
5837         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5838 }
5839
5840 static void summary_create_processing_cb(SummaryView *summaryview,
5841                                          guint action, GtkWidget *widget)
5842 {
5843         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5844 }
5845
5846 static void summary_sort_by_column_click(SummaryView *summaryview,
5847                                          FolderSortKey sort_key)
5848 {
5849         GtkCTreeNode *node = NULL;
5850         START_TIMING("");
5851         if (summaryview->sort_key == sort_key)
5852                 summary_sort(summaryview, sort_key,
5853                              summaryview->sort_type == SORT_ASCENDING
5854                              ? SORT_DESCENDING : SORT_ASCENDING);
5855         else
5856                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5857
5858         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5859
5860         summary_freeze(summaryview);
5861         if (prefs_common.bold_unread) {
5862                 while (node) {
5863                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5864                         if (GTK_CTREE_ROW(node)->children)
5865                                 summary_set_row_marks(summaryview, node);
5866                         node = next;
5867                 }
5868         }
5869         summary_thaw(summaryview);
5870         END_TIMING();
5871 }
5872
5873 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5874 {
5875         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5876 }
5877
5878 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5879 {
5880         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5881 }
5882
5883 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5884 {
5885         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5886 }
5887
5888 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5889 {
5890         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5891 }
5892
5893 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5894 {
5895         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5896 }
5897
5898 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5899 {
5900         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5901 }
5902
5903 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5904 {
5905         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5906                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5907         else
5908                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5909 }
5910
5911 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5912 {
5913         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5914                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5915         else
5916                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5917 }
5918
5919 static void summary_subject_clicked(GtkWidget *button,
5920                                     SummaryView *summaryview)
5921 {
5922         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5923 }
5924
5925 static void summary_score_clicked(GtkWidget *button,
5926                                   SummaryView *summaryview)
5927 {
5928         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5929 }
5930
5931 static void summary_locked_clicked(GtkWidget *button,
5932                                    SummaryView *summaryview)
5933 {
5934         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5935 }
5936
5937 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5938                                SummaryView *summaryview)
5939 {
5940         GdkDragContext *context;
5941
5942         g_return_if_fail(summaryview != NULL);
5943         g_return_if_fail(summaryview->folder_item != NULL);
5944         g_return_if_fail(summaryview->folder_item->folder != NULL);
5945         if (summaryview->selected == NULL) return;
5946
5947         context = gtk_drag_begin(widget, summaryview->target_list,
5948                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5949         gtk_drag_set_icon_default(context);
5950         if (prefs_common.layout_mode == SMALL_LAYOUT) {
5951                 GtkWidget *paned = GTK_WIDGET_PTR(summaryview)->parent;
5952                 if (paned && GTK_IS_PANED(paned)) {
5953                         mainwindow_reset_paned(GTK_PANED(paned));
5954                 }
5955         }
5956 }
5957
5958 static gboolean summary_return_to_list(void *data)
5959 {
5960         SummaryView *summaryview = (SummaryView *)data;
5961         mainwindow_enter_folder(summaryview->mainwin);
5962         return FALSE;
5963 }
5964
5965 static void summary_drag_end       (GtkWidget       *widget,
5966                                    GdkDragContext   *drag_context,
5967                                    SummaryView      *summaryview)
5968 {
5969         if (prefs_common.layout_mode == SMALL_LAYOUT) {
5970                 g_timeout_add(250, summary_return_to_list, summaryview);
5971         }
5972 }
5973
5974 static void summary_drag_data_get(GtkWidget        *widget,
5975                                   GdkDragContext   *drag_context,
5976                                   GtkSelectionData *selection_data,
5977                                   guint             info,
5978                                   guint             time,
5979                                   SummaryView      *summaryview)
5980 {
5981         if (info == TARGET_MAIL_URI_LIST) {
5982                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5983                 GList *cur;
5984                 MsgInfo *msginfo;
5985                 gchar *mail_list = NULL, *tmp1, *tmp2;
5986
5987                 for (cur = GTK_CLIST(ctree)->selection;
5988                      cur != NULL && cur->data != NULL; cur = cur->next) {
5989                         msginfo = gtk_ctree_node_get_row_data
5990                                 (ctree, GTK_CTREE_NODE(cur->data));
5991                         tmp2 = procmsg_get_message_file(msginfo);
5992                         if (!tmp2) continue;
5993                         if (msginfo->subject) {
5994                                 gchar *san_subject = g_strdup(msginfo->subject);
5995                                 gchar *dest = NULL;
5996                                 subst_for_filename(san_subject);
5997                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5998                                                 get_tmp_dir(),
5999                                                 G_DIR_SEPARATOR_S,
6000                                                 san_subject, msginfo->msgnum);
6001                                 g_free(san_subject);
6002                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
6003                                 g_free(dest);
6004                                 dest = san_subject;
6005                                 if (copy_file(tmp2, dest, TRUE) == 0) {
6006                                         g_free(tmp2);
6007                                         tmp2 = dest;
6008                                 }
6009                         }
6010                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
6011                         g_free(tmp2);
6012
6013                         if (!mail_list) {
6014                                 mail_list = tmp1;
6015                         } else {
6016                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
6017                                 g_free(mail_list);
6018                                 g_free(tmp1);
6019                                 mail_list = tmp2;
6020                         }
6021                 }
6022
6023                 if (mail_list != NULL) {
6024                         gtk_selection_data_set(selection_data,
6025                                                selection_data->target, 8,
6026                                                mail_list, strlen(mail_list));
6027                         g_free(mail_list);
6028                 }
6029         } else if (info == TARGET_DUMMY) {
6030                 if (GTK_CLIST(summaryview->ctree)->selection)
6031                         gtk_selection_data_set(selection_data,
6032                                                selection_data->target, 8,
6033                                                "Dummy-Summaryview",
6034                                                strlen("Dummy-Summaryview")+1);
6035         }
6036 }
6037
6038 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
6039                                           GdkDragContext *context,
6040                                           gint            x,
6041                                           gint            y,
6042                                           guint           time,
6043                                           SummaryView    *summaryview)
6044 {
6045         FolderItem *item = summaryview->folder_item;
6046         if (!(item && item->folder && folder_item_parent(item) != NULL
6047                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
6048                 gdk_drag_status(context, 0, time);
6049                 return FALSE;
6050         } else if (gtk_drag_get_source_widget(context) ==
6051                 mainwindow_get_mainwindow()->folderview->ctree) {
6052                 /* no folders */
6053                 gdk_drag_status(context, 0, time);
6054                 return FALSE;
6055         } else if (gtk_drag_get_source_widget(context) ==
6056                 summaryview->ctree) {
6057                 /* not from same folder */
6058                 gdk_drag_status(context, 0, time);
6059                 return FALSE;
6060         } else {
6061                 gdk_drag_status(context, GDK_ACTION_COPY, time);
6062                 return TRUE;
6063         }
6064 }
6065
6066 static void summary_drag_data_received(GtkWidget        *widget,
6067                                         GdkDragContext   *drag_context,
6068                                         gint              x,
6069                                         gint              y,
6070                                         GtkSelectionData *data,
6071                                         guint             info,
6072                                         guint             time,
6073                                         SummaryView       *summaryview)
6074 {
6075         if (info == TARGET_MAIL_URI_LIST) {
6076                 FolderItem *item = summaryview->folder_item;
6077                 if (!item) {
6078                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
6079                         return;
6080                 } else {
6081                         folderview_finish_dnd(data->data, drag_context, time, item);
6082                 }
6083         }
6084 }
6085
6086
6087 /* custom compare functions for sorting */
6088
6089 #define CMP_FUNC_DEF(func_name, val)                                     \
6090 static gint func_name(GtkCList *clist,                                   \
6091                       gconstpointer ptr1, gconstpointer ptr2)            \
6092 {                                                                        \
6093         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
6094         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
6095         if (!msginfo1 || !msginfo2)                                      \
6096                 return -1;                                               \
6097                                                                          \
6098         return (val);                                                    \
6099 }
6100
6101 CMP_FUNC_DEF(summary_cmp_by_mark,
6102              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
6103 CMP_FUNC_DEF(summary_cmp_by_status,
6104              (-(MSG_IS_SPAM(msginfo1->flags))+(MSG_IS_UNREAD(msginfo1->flags)<<1)+(MSG_IS_NEW(msginfo1->flags)<<2))
6105              - (-(MSG_IS_SPAM(msginfo2->flags))+(MSG_IS_UNREAD(msginfo2->flags)<<1)+(MSG_IS_NEW(msginfo2->flags)<<2)) )
6106 CMP_FUNC_DEF(summary_cmp_by_mime,
6107              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
6108 CMP_FUNC_DEF(summary_cmp_by_label,
6109              MSG_GET_COLORLABEL(msginfo1->flags) -
6110              MSG_GET_COLORLABEL(msginfo2->flags))
6111 CMP_FUNC_DEF(summary_cmp_by_locked,
6112              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
6113
6114 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
6115 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
6116 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
6117
6118 #undef CMP_FUNC_DEF
6119
6120 static gint summary_cmp_by_subject(GtkCList *clist,
6121                                    gconstpointer ptr1,
6122                                    gconstpointer ptr2)
6123 {
6124         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6125         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6126
6127         if (!msginfo1->subject)
6128                 return (msginfo2->subject != NULL);
6129         if (!msginfo2->subject)
6130                 return -1;
6131
6132         return subject_compare_for_sort
6133                 (msginfo1->subject, msginfo2->subject);
6134 }
6135
6136 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
6137                                 gconstpointer ptr2)
6138 {
6139         const gchar *str1, *str2;
6140         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6141         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6142         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6143
6144         g_return_val_if_fail(sv, -1);
6145
6146         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
6147         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
6148
6149         if (!str1)
6150                 return str2 != NULL;
6151
6152         if (!str2)
6153                 return -1;
6154
6155         return g_utf8_collate(str1, str2);
6156 }
6157
6158 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
6159                                 gconstpointer ptr2)
6160 {
6161         const gchar *str1, *str2;
6162         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6163         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6164         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6165
6166         g_return_val_if_fail(sv, -1);
6167
6168         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
6169         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
6170
6171         if (!str1)
6172                 return str2 != NULL;
6173
6174         if (!str2)
6175                 return -1;
6176
6177         return g_utf8_collate(str1, str2);
6178 }
6179
6180 static gint summary_cmp_by_simplified_subject
6181         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
6182 {
6183         const FolderItemPrefs *prefs;
6184         const gchar *str1, *str2;
6185         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6186         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6187         const MsgInfo *msginfo1 = r1->data;
6188         const MsgInfo *msginfo2 = r2->data;
6189         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6190
6191         g_return_val_if_fail(sv, -1);
6192         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
6193
6194         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6195         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6196
6197         if (!str1)
6198                 return str2 != NULL;
6199
6200         if (!str2)
6201                 return -1;
6202
6203         prefs = msginfo1->folder->prefs;
6204         if (!prefs)
6205                 prefs = msginfo2->folder->prefs;
6206         if (!prefs)
6207                 return -1;
6208
6209         return subject_compare_for_sort(str1, str2);
6210 }
6211
6212 static gint summary_cmp_by_score(GtkCList *clist,
6213                                  gconstpointer ptr1, gconstpointer ptr2)
6214 {
6215         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6216         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6217         int diff;
6218
6219         /* if score are equal, sort by date */
6220
6221         diff = msginfo1->score - msginfo2->score;
6222         if (diff != 0)
6223                 return diff;
6224         else
6225                 return summary_cmp_by_date(clist, ptr1, ptr2);
6226 }
6227
6228 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6229 {
6230         SummaryView *summaryview = (SummaryView *) data;
6231         MsgInfo *msginfo;
6232
6233         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6234         g_return_if_fail(msginfo);
6235
6236         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
6237
6238         summary_set_row_marks(summaryview, row);
6239         debug_print("Message %d is marked as ignore thread\n",
6240             msginfo->msgnum);
6241 }
6242
6243 void summary_ignore_thread(SummaryView *summaryview)
6244 {
6245         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6246         GList *cur;
6247         gboolean froze = FALSE;
6248
6249         START_LONG_OPERATION(summaryview, FALSE);
6250         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6251                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6252                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
6253                                         summaryview);
6254
6255         END_LONG_OPERATION(summaryview);
6256
6257         summary_status_show(summaryview);
6258 }
6259
6260 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6261 {
6262         SummaryView *summaryview = (SummaryView *) data;
6263         MsgInfo *msginfo;
6264
6265         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6266         g_return_if_fail(msginfo);
6267
6268         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
6269
6270         summary_set_row_marks(summaryview, row);
6271         debug_print("Message %d is marked as unignore thread\n",
6272             msginfo->msgnum);
6273 }
6274
6275 void summary_unignore_thread(SummaryView *summaryview)
6276 {
6277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6278         GList *cur;
6279         gboolean froze = FALSE;
6280
6281         START_LONG_OPERATION(summaryview, FALSE);
6282         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6283                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6284                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
6285                                         summaryview);
6286
6287         END_LONG_OPERATION(summaryview);
6288
6289         summary_status_show(summaryview);
6290 }
6291
6292 static void summary_check_ignore_thread_func
6293                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6294 {
6295         MsgInfo *msginfo;
6296         gint *found_ignore = (gint *) data;
6297
6298         if (*found_ignore) return;
6299         else {
6300                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6301                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
6302         }
6303 }
6304
6305 void summary_toggle_ignore_thread(SummaryView *summaryview)
6306 {
6307         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6308         GList *cur;
6309         gint found_ignore = 0;
6310
6311         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6312                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6313                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
6314                                         &found_ignore);
6315
6316         if (found_ignore)
6317                 summary_unignore_thread(summaryview);
6318         else
6319                 summary_ignore_thread(summaryview);
6320 }
6321
6322 void summary_toggle_show_read_messages(SummaryView *summaryview)
6323 {
6324         FolderItemUpdateData source;
6325         if (summaryview->folder_item->hide_read_msgs)
6326                 summaryview->folder_item->hide_read_msgs = 0;
6327         else
6328                 summaryview->folder_item->hide_read_msgs = 1;
6329
6330         source.item = summaryview->folder_item;
6331         source.update_flags = F_ITEM_UPDATE_NAME;
6332         source.msg = NULL;
6333         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
6334         summary_show(summaryview, summaryview->folder_item);
6335 }
6336
6337 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
6338                                              guint action)
6339 {
6340         GtkWidget *widget;
6341
6342         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
6343                                            "/View/Hide read messages");
6344         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6345                           GINT_TO_POINTER(1));
6346         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
6347         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6348                           GINT_TO_POINTER(0));
6349 }
6350
6351 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
6352 {
6353         GtkWidget *ctree = summaryview->ctree;
6354         GtkWidget *pixmap;
6355
6356         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
6357         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
6358         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
6359         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
6360         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
6361         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
6362         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
6363         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
6364         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
6365         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
6366         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
6367         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
6368         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
6369         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
6370         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
6371         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
6372
6373         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6374
6375         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
6376         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
6377                               summaryview->quick_search_pixmap);
6378         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
6379         gtk_widget_show(pixmap);
6380         summaryview->quick_search_pixmap = pixmap;
6381
6382 #ifdef MAEMO
6383         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
6384         gtk_container_remove (GTK_CONTAINER(summaryview->multiple_sel_togbtn),
6385                               summaryview->multiple_sel_image);
6386         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
6387         gtk_widget_show(pixmap);
6388         summaryview->multiple_sel_togbtn = pixmap;
6389 #endif
6390
6391         folderview_unselect(summaryview->folderview);
6392         folderview_select(summaryview->folderview, summaryview->folder_item);
6393         summary_set_column_titles(summaryview);
6394 }
6395
6396 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
6397 {
6398         GtkMenuShell *menu;
6399         GList *cur;
6400
6401         /* re-create colorlabel submenu */
6402         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
6403         g_return_if_fail(menu != NULL);
6404
6405         /* clear items. get item pointers. */
6406         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
6407                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
6408         }
6409         summary_colorlabel_menu_create(summaryview, TRUE);
6410 }
6411
6412 /*
6413  * Harvest addresses for selected messages in summary view.
6414  */
6415 void summary_harvest_address(SummaryView *summaryview)
6416 {
6417         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
6418         GList *cur;
6419         GList *msgList;
6420         MsgInfo *msginfo;
6421
6422         msgList = NULL;
6423         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
6424                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
6425                 if (!msginfo)
6426                         continue;
6427                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
6428         }
6429         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
6430         g_list_free( msgList );
6431 }
6432
6433 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
6434 {
6435         int err;
6436         gchar buf[BUFFSIZE];
6437         regex_t *preg = NULL;
6438
6439         preg = g_new0(regex_t, 1);
6440
6441         err = string_match_precompile(simplify_subject_regexp,
6442                                       preg, REG_EXTENDED);
6443         if (err) {
6444                 regerror(err, preg, buf, BUFFSIZE);
6445                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6446                 g_free(preg);
6447                 preg = NULL;
6448         }
6449
6450         return preg;
6451 }
6452
6453 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6454 {
6455         FolderSortKey sort_key;
6456         FolderSortType sort_type;
6457         g_return_if_fail(summaryview != NULL);
6458         g_return_if_fail(item != NULL);
6459
6460         /* Subject simplification */
6461         if(summaryview->simplify_subject_preg) {
6462                 regfree(summaryview->simplify_subject_preg);
6463                 g_free(summaryview->simplify_subject_preg);
6464                 summaryview->simplify_subject_preg = NULL;
6465         }
6466         if(item->prefs && item->prefs->simplify_subject_regexp &&
6467            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6468                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6469
6470         /* Sorting */
6471         sort_key = item->sort_key;
6472         sort_type = item->sort_type;
6473
6474         folder_get_sort_type(item->folder, &sort_key, &sort_type);
6475
6476         summaryview->sort_key = sort_key;
6477         summaryview->sort_type = sort_type;
6478
6479         /* Threading */
6480         summaryview->threaded = item->threaded;
6481         summaryview->thread_collapsed = item->thread_collapsed;
6482
6483         /* Scoring */
6484 }
6485
6486 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6487 {
6488         /* Sorting */
6489         item->sort_key = summaryview->sort_key;
6490         item->sort_type = summaryview->sort_type;
6491
6492         /* Threading */
6493         item->threaded = summaryview->threaded;
6494         item->thread_collapsed = summaryview->thread_collapsed;
6495 }
6496
6497 static gboolean summary_update_msg(gpointer source, gpointer data)
6498 {
6499         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6500         SummaryView *summaryview = (SummaryView *)data;
6501         GtkCTreeNode *node;
6502
6503         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6504         g_return_val_if_fail(summaryview != NULL, FALSE);
6505
6506         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6507                 return FALSE;
6508
6509         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6510                 node = gtk_ctree_find_by_row_data(
6511                                 GTK_CTREE(summaryview->ctree), NULL,
6512                                 msginfo_update->msginfo);
6513
6514                 if (node)
6515                         summary_set_row_marks(summaryview, node);
6516         }
6517
6518         return FALSE;
6519 }
6520
6521 void summary_update_unread(SummaryView *summaryview, FolderItem *removed_item)
6522 {
6523         guint new, unread, unreadmarked, marked, total;
6524         static gboolean tips_initialized = FALSE;
6525
6526         if (prefs_common.layout_mode != SMALL_LAYOUT) {
6527                 if (tips_initialized) {
6528                         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6529                         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6530                              summaryview->folder_pixmap_eventbox,
6531                              NULL, NULL);
6532                         tips_initialized = FALSE;
6533                 }
6534                 return;
6535         }
6536         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total);
6537         if (removed_item) {
6538                 total -= removed_item->total_msgs;
6539                 new -= removed_item->new_msgs;
6540                 unread -= removed_item->unread_msgs;
6541         }
6542
6543         if (new > 0 || unread > 0) {
6544                 tips_initialized = TRUE;
6545                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN_HRM);
6546                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6547                              summaryview->folder_pixmap_eventbox,
6548                              _("Go back to the folder list (You have unread messages)"), NULL);
6549         } else {
6550                 tips_initialized = TRUE;
6551                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6552                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6553                              summaryview->folder_pixmap_eventbox,
6554                              _("Go back to the folder list"), NULL);
6555         }
6556 }
6557
6558 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data)
6559 {
6560         FolderItemUpdateData *hookdata = (FolderItemUpdateData *)source;
6561         SummaryView *summaryview = (SummaryView *)data;
6562
6563         g_return_val_if_fail(hookdata != NULL, FALSE);
6564         g_return_val_if_fail(hookdata->item != NULL, FALSE);
6565         g_return_val_if_fail(summaryview != NULL, FALSE);
6566
6567         if (hookdata->update_flags & F_ITEM_UPDATE_NAME) {
6568                 gchar *name = folder_item_get_name(hookdata->item);
6569                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
6570                 g_free(name);
6571         }
6572         summary_update_unread(summaryview, NULL);
6573
6574         return FALSE;
6575 }
6576
6577 static gboolean summary_update_folder_hook(gpointer source, gpointer data)
6578 {
6579         FolderUpdateData *hookdata;
6580         SummaryView *summaryview = (SummaryView *)data;
6581         hookdata = source;
6582         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
6583                 summary_update_unread(summaryview, hookdata->item);
6584         else
6585                 summary_update_unread(summaryview, NULL);
6586
6587         return FALSE;
6588 }
6589
6590 /*!
6591  *\brief        change summaryview to display your answer(s) to a message
6592  *
6593  *\param        summaryview The SummaryView ;)
6594  *\param        msginfo The message for which answers are searched
6595  *
6596  */
6597 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6598 {
6599         FolderItem *sent_folder = NULL;
6600         PrefsAccount *account = NULL;
6601         GtkCTreeNode *node = NULL;
6602         char *buf = NULL;
6603         if (msg == NULL || msg->msgid == NULL)
6604                 return;
6605
6606         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6607         if (account == NULL)
6608                 return;
6609         sent_folder = account_get_special_folder
6610                                 (account, F_OUTBOX);
6611
6612         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6613
6614         if (sent_folder != summaryview->folder_item) {
6615                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6616         }
6617
6618         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6619
6620         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6621         g_free(buf);
6622
6623         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6624         if (node)
6625                 summary_select_node(summaryview, node, TRUE, TRUE);
6626 }
6627
6628 gint summaryview_export_mbox_list(SummaryView *summaryview)
6629 /* return values: -2 skipped, -1 error, 0 OK */
6630 {
6631         GSList *list = summary_get_selected_msg_list(summaryview);
6632         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6633         gint ret;
6634
6635         if (mbox == NULL || list == NULL)
6636                 return -1;
6637
6638         ret = export_list_to_mbox(list, mbox);
6639
6640         g_slist_free(list);
6641         g_free(mbox);
6642
6643         return ret;
6644 }
6645
6646 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6647 {
6648         if (!summaryview || !summaryview->folder_item || !item) {
6649                 return;
6650         }
6651
6652         if (summaryview->folder_item->folder == item->folder) {
6653                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6654         }
6655 }
6656 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6657 {
6658         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6659 }