src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91 #include "manual.h"
  92
  93 #define SUMMARY_COL_MARK_WIDTH          10
  94 #define SUMMARY_COL_STATUS_WIDTH        13
  95 #define SUMMARY_COL_LOCKED_WIDTH        13
  96 #define SUMMARY_COL_MIME_WIDTH          11
  97
  98
  99 static GtkStyle *bold_style;
 100 static GtkStyle *bold_marked_style;
 101 static GtkStyle *bold_deleted_style;
 102 static GtkStyle *small_style;
 103 static GtkStyle *small_marked_style;
 104 static GtkStyle *small_deleted_style;
 105
 106 static GdkPixmap *markxpm;
 107 static GdkBitmap *markxpmmask;
 108 static GdkPixmap *deletedxpm;
 109 static GdkBitmap *deletedxpmmask;
 110 static GdkPixmap *movedxpm;
 111 static GdkBitmap *movedxpmmask;
 112 static GdkPixmap *copiedxpm;
 113 static GdkBitmap *copiedxpmmask;
 114
 115 static GdkPixmap *newxpm;
 116 static GdkBitmap *newxpmmask;
 117 static GdkPixmap *unreadxpm;
 118 static GdkBitmap *unreadxpmmask;
 119 static GdkPixmap *repliedxpm;
 120 static GdkBitmap *repliedxpmmask;
 121 static GdkPixmap *forwardedxpm;
 122 static GdkBitmap *forwardedxpmmask;
 123 static GdkPixmap *ignorethreadxpm;
 124 static GdkBitmap *ignorethreadxpmmask;
 125 static GdkPixmap *lockedxpm;
 126 static GdkBitmap *lockedxpmmask;
 127 static GdkPixmap *spamxpm;
 128 static GdkBitmap *spamxpmmask;
 129
 130 static GdkPixmap *clipxpm;
 131 static GdkBitmap *clipxpmmask;
 132 static GdkPixmap *keyxpm;
 133 static GdkBitmap *keyxpmmask;
 134 static GdkPixmap *clipkeyxpm;
 135 static GdkBitmap *clipkeyxpmmask;
 136 static GdkPixmap *gpgsignedxpm;
 137 static GdkBitmap *gpgsignedxpmmask;
 138 static GdkPixmap *clipgpgsignedxpm;
 139 static GdkBitmap *clipgpgsignedxpmmask;
 140
 141 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 142                                          GtkCTreeNode           *node,
 143                                          gpointer                data);
 144 static void summary_set_marks_func      (GtkCTree               *ctree,
 145                                          GtkCTreeNode           *node,
 146                                          gpointer                data);
 147
 148 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 149 guint summary_get_msgnum                (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *node);
 151
 152
 153 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 154                                              guint action);
 155
 156 static GtkCTreeNode *summary_find_prev_msg
 157                                         (SummaryView            *summaryview,
 158                                          GtkCTreeNode           *current_node);
 159 static GtkCTreeNode *summary_find_next_msg
 160                                         (SummaryView            *summaryview,
 161                                          GtkCTreeNode           *current_node);
 162
 163 static GtkCTreeNode *summary_find_prev_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_prev);
 168 static GtkCTreeNode *summary_find_next_flagged_msg
 169                                         (SummaryView    *summaryview,
 170                                          GtkCTreeNode   *current_node,
 171                                          MsgPermFlags    flags,
 172                                          gboolean        start_from_next);
 173
 174 static GtkCTreeNode *summary_find_msg_by_msgnum
 175                                         (SummaryView            *summaryview,
 176                                          guint                   msgnum);
 177
 178 static void summary_update_status       (SummaryView            *summaryview);
 179
 180 /* display functions */
 181 static void summary_status_show         (SummaryView            *summaryview);
 182 static void summary_set_column_titles   (SummaryView            *summaryview);
 183 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 184                                          GSList                 *mlist);
 185 static void summary_set_header          (SummaryView            *summaryview,
 186                                          gchar                  *text[],
 187                                          MsgInfo                *msginfo);
 188 static void summary_display_msg         (SummaryView            *summaryview,
 189                                          GtkCTreeNode           *row);
 190 static void summary_display_msg_full    (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row,
 192                                          gboolean                new_window,
 193                                          gboolean                all_headers);
 194 static void summary_set_row_marks       (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196
 197 /* message handling */
 198 static void summary_mark_row            (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_lock_row            (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unlock_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_delete_row          (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row);
 210 static void summary_unmark_row          (SummaryView            *summaryview,
 211                                          GtkCTreeNode           *row);
 212 static void summary_move_row_to         (SummaryView            *summaryview,
 213                                          GtkCTreeNode           *row,
 214                                          FolderItem             *to_folder);
 215 static void summary_copy_row_to         (SummaryView            *summaryview,
 216                                          GtkCTreeNode           *row,
 217                                          FolderItem             *to_folder);
 218
 219 static gint summary_execute_move        (SummaryView            *summaryview);
 220 static void summary_execute_move_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_copy        (SummaryView            *summaryview);
 224 static void summary_execute_copy_func   (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227 static void summary_execute_delete      (SummaryView            *summaryview);
 228 static void summary_execute_delete_func (GtkCTree               *ctree,
 229                                          GtkCTreeNode           *node,
 230                                          gpointer                data);
 231
 232 static void summary_thread_init         (SummaryView            *summaryview);
 233
 234 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 235 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 236                                                  GtkCTreeNode   *node,
 237                                                  gpointer        data);
 238
 239 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 240                               GSList * mlist);
 241
 242 static void summary_filter_func         (MsgInfo *msginfo);
 243
 244 static void summary_colorlabel_menu_item_activate_cb
 245                                           (GtkWidget    *widget,
 246                                            gpointer      data);
 247 static void summary_colorlabel_menu_item_activate_item_cb
 248                                           (GtkMenuItem  *label_menu_item,
 249                                            gpointer      data);
 250 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 251                                            gboolean  refresh);
 252
 253 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 254
 255 /* callback functions */
 256 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 257                                          GdkEventButton         *event,
 258                                          SummaryView            *summaryview);
 259 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 260                                          GdkEventButton         *event,
 261                                          SummaryView            *summaryview);
 262 static gboolean summary_button_released (GtkWidget              *ctree,
 263                                          GdkEventButton         *event,
 264                                          SummaryView            *summaryview);
 265 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 266                                          GdkEventKey            *event,
 267                                          SummaryView            *summaryview);
 268 static void summary_open_row            (GtkSCTree              *sctree,
 269                                          SummaryView            *summaryview);
 270 static void summary_tree_expanded       (GtkCTree               *ctree,
 271                                          GtkCTreeNode           *node,
 272                                          SummaryView            *summaryview);
 273 static void summary_tree_collapsed      (GtkCTree               *ctree,
 274                                          GtkCTreeNode           *node,
 275                                          SummaryView            *summaryview);
 276 static void summary_selected            (GtkCTree               *ctree,
 277                                          GtkCTreeNode           *row,
 278                                          gint                    column,
 279                                          SummaryView            *summaryview);
 280 static void summary_unselected          (GtkCTree               *ctree,
 281                                          GtkCTreeNode           *row,
 282                                          gint                    column,
 283                                          SummaryView            *summaryview);
 284 static void summary_col_resized         (GtkCList               *clist,
 285                                          gint                    column,
 286                                          gint                    width,
 287                                          SummaryView            *summaryview);
 288 static void summary_reply_cb            (SummaryView            *summaryview,
 289                                          guint                   action,
 290                                          GtkWidget              *widget);
 291 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 292                                          guint                   action,
 293                                          GtkWidget              *widget);
 294
 295 static void summary_add_address_cb      (SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298 static void summary_create_filter_cb    (SummaryView            *summaryview,
 299                                          guint                   action,
 300                                          GtkWidget              *widget);
 301 static void summary_create_processing_cb(SummaryView            *summaryview,
 302                                          guint                   action,
 303                                          GtkWidget              *widget);
 304
 305 static void summary_mark_clicked        (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_status_clicked      (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_mime_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_num_clicked         (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_score_clicked       (GtkWidget *button,
 314                                          SummaryView *summaryview);
 315 static void summary_size_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_date_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_from_clicked        (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_to_clicked          (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_subject_clicked     (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_score_clicked       (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327 static void summary_locked_clicked      (GtkWidget              *button,
 328                                          SummaryView            *summaryview);
 329
 330 static void summary_start_drag          (GtkWidget        *widget,
 331                                          int button,
 332                                          GdkEvent *event,
 333                                          SummaryView      *summaryview);
 334 static void summary_drag_data_get       (GtkWidget        *widget,
 335                                          GdkDragContext   *drag_context,
 336                                          GtkSelectionData *selection_data,
 337                                          guint             info,
 338                                          guint             time,
 339                                          SummaryView      *summaryview);
 340 static void summary_drag_data_received(GtkWidget        *widget,
 341                                         GdkDragContext   *drag_context,
 342                                         gint              x,
 343                                         gint              y,
 344                                         GtkSelectionData *data,
 345                                         guint             info,
 346                                         guint             time,
 347                                         SummaryView       *summaryview);
 348 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 349                                           GdkDragContext *context,
 350                                           gint            x,
 351                                           gint            y,
 352                                           guint           time,
 353                                           SummaryView    *summaryview);
 354
 355 /* custom compare functions for sorting */
 356
 357 static gint summary_cmp_by_mark         (GtkCList               *clist,
 358                                          gconstpointer           ptr1,
 359                                          gconstpointer           ptr2);
 360 static gint summary_cmp_by_status       (GtkCList               *clist,
 361                                          gconstpointer           ptr1,
 362                                          gconstpointer           ptr2);
 363 static gint summary_cmp_by_mime         (GtkCList               *clist,
 364                                          gconstpointer           ptr1,
 365                                          gconstpointer           ptr2);
 366 static gint summary_cmp_by_num          (GtkCList               *clist,
 367                                          gconstpointer           ptr1,
 368                                          gconstpointer           ptr2);
 369 static gint summary_cmp_by_size         (GtkCList               *clist,
 370                                          gconstpointer           ptr1,
 371                                          gconstpointer           ptr2);
 372 static gint summary_cmp_by_date         (GtkCList               *clist,
 373                                          gconstpointer           ptr1,
 374                                          gconstpointer           ptr2);
 375 static gint summary_cmp_by_from         (GtkCList               *clist,
 376                                          gconstpointer           ptr1,
 377                                          gconstpointer           ptr2);
 378 static gint summary_cmp_by_simplified_subject
 379                                         (GtkCList               *clist,
 380                                          gconstpointer           ptr1,
 381                                          gconstpointer           ptr2);
 382 static gint summary_cmp_by_score        (GtkCList               *clist,
 383                                          gconstpointer           ptr1,
 384                                          gconstpointer           ptr2);
 385 static gint summary_cmp_by_label        (GtkCList               *clist,
 386                                          gconstpointer           ptr1,
 387                                          gconstpointer           ptr2);
 388 static gint summary_cmp_by_to           (GtkCList               *clist,
 389                                          gconstpointer           ptr1,
 390                                          gconstpointer           ptr2);
 391 static gint summary_cmp_by_subject      (GtkCList               *clist,
 392                                          gconstpointer           ptr1,
 393                                          gconstpointer           ptr2);
 394 static gint summary_cmp_by_locked       (GtkCList               *clist,
 395                                          gconstpointer           ptr1,
 396                                          gconstpointer           ptr2);
 397
 398 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 399                                          gpointer        data);
 400 static void tog_searchbar_cb            (GtkWidget      *w,
 401                                          gpointer        data);
 402
 403 static void summary_find_answers        (SummaryView    *summaryview,
 404                                          MsgInfo        *msg);
 405
 406 static gboolean summary_update_msg      (gpointer source, gpointer data);
 407
 408 GtkTargetEntry summary_drag_types[2] =
 409 {
 410         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 411         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 412 };
 413
 414 static GtkItemFactoryEntry summary_popup_entries[] =
 415 {
 416         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 417         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 418         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 419         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 420         {N_("/Repl_y to/mailing _list"),
 421                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 422         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 423         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 424         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 425         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 428         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 429         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 430         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 431         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 432         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 433         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 434         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 435         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 437         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 438         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 439         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 440         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 441         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 442         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 443         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 444         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 445         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 446         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 447         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 448
 449         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 450         {N_("/Add sender to address boo_k"),
 451                                         NULL, summary_add_address_cb, 0, NULL},
 452         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 453         {N_("/Create f_ilter rule/_Automatically"),
 454                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 455         {N_("/Create f_ilter rule/by _From"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 457         {N_("/Create f_ilter rule/by _To"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 459         {N_("/Create f_ilter rule/by _Subject"),
 460                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 461         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 462         {N_("/Create processing rule/_Automatically"),
 463                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 464         {N_("/Create processing rule/by _From"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 466         {N_("/Create processing rule/by _To"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 468         {N_("/Create processing rule/by _Subject"),
 469                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 470         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 471         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 472         {N_("/_View/Open in new _window"),
 473                                         "<control><alt>N", summary_open_msg,    0, NULL},
 474         {N_("/_View/Message _source"),  "<control>U", summary_view_source, 0, NULL},
 475         {N_("/_View/All _headers"),     "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 476         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 477         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 478         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 479 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 480
 481 static const gchar *const col_label[N_SUMMARY_COLS] = {
 482         "",             /* S_COL_MARK    */
 483         N_("S"),        /* S_COL_STATUS  */
 484         "",             /* S_COL_MIME    */
 485         N_("Subject"),  /* S_COL_SUBJECT */
 486         N_("From"),     /* S_COL_FROM    */
 487         N_("To"),       /* S_COL_TO      */
 488         N_("Date"),     /* S_COL_DATE    */
 489         N_("Size"),     /* S_COL_SIZE    */
 490         N_("#"),        /* S_COL_NUMBER  */
 491         N_("Score"),    /* S_COL_SCORE   */
 492         "",             /* S_COL_LOCKED  */
 493 };
 494
 495 #define START_LONG_OPERATION(summaryview,force_freeze) {        \
 496         summary_lock(summaryview);                              \
 497         main_window_cursor_wait(summaryview->mainwin);          \
 498         if (force_freeze || sc_g_list_bigger(GTK_CLIST(summaryview->ctree)->selection, 1)) {\
 499                 froze = TRUE;                                           \
 500                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 501         }                                                       \
 502         folder_item_update_freeze();                            \
 503         inc_lock();                                             \
 504         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 505                       summaryview->msginfo_update_callback_id); \
 506 }
 507 #define END_LONG_OPERATION(summaryview) {                       \
 508         inc_unlock();                                           \
 509         folder_item_update_thaw();                              \
 510         if (froze)                                              \
 511                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));  \
 512         main_window_cursor_normal(summaryview->mainwin);        \
 513         summary_unlock(summaryview);                            \
 514         summaryview->msginfo_update_callback_id =               \
 515                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 516                 summary_update_msg, (gpointer) summaryview);    \
 517 }
 518
 519 SummaryView *summary_create(void)
 520 {
 521         SummaryView *summaryview;
 522         GtkWidget *vbox;
 523         GtkWidget *scrolledwin;
 524         GtkWidget *ctree;
 525         GtkWidget *hbox;
 526         GtkWidget *hbox_l;
 527         GtkWidget *statlabel_folder;
 528         GtkWidget *statlabel_select;
 529         GtkWidget *statlabel_msgs;
 530         GtkWidget *hbox_spc;
 531         GtkWidget *toggle_eventbox;
 532         GtkWidget *toggle_arrow;
 533         GtkWidget *popupmenu;
 534         GtkWidget *toggle_search;
 535         GtkTooltips *search_tip;
 536         GtkItemFactory *popupfactory;
 537         gint n_entries;
 538         QuickSearch *quicksearch;
 539
 540         debug_print("Creating summary view...\n");
 541         summaryview = g_new0(SummaryView, 1);
 542
 543 #define SUMMARY_VBOX_SPACING 3
 544         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 545
 546         /* create status label */
 547         hbox = gtk_hbox_new(FALSE, 0);
 548         gtk_widget_show(hbox);
 549
 550         search_tip = gtk_tooltips_new();
 551         toggle_search = gtk_toggle_button_new();
 552         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 553                                      prefs_common.show_searchbar);
 554         gtk_widget_show(toggle_search);
 555
 556         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 557                              toggle_search,
 558                              _("Toggle quick search bar"), NULL);
 559
 560         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 561
 562         hbox_l = gtk_hbox_new(FALSE, 0);
 563         gtk_widget_show(hbox_l);
 564         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 565
 566         statlabel_folder = gtk_label_new("");
 567         gtk_widget_show(statlabel_folder);
 568         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 569         statlabel_select = gtk_label_new("");
 570         gtk_widget_show(statlabel_select);
 571         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 572
 573         /* toggle view button */
 574         toggle_eventbox = gtk_event_box_new();
 575         gtk_widget_show(toggle_eventbox);
 576         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 577         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 578         gtk_widget_show(toggle_arrow);
 579         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 580         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 581                          G_CALLBACK(summary_toggle_pressed),
 582                          summaryview);
 583
 584
 585         statlabel_msgs = gtk_label_new("");
 586         gtk_widget_show(statlabel_msgs);
 587         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 588
 589         hbox_spc = gtk_hbox_new(FALSE, 0);
 590         gtk_widget_show(hbox_spc);
 591         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 592
 593         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 594         gtk_widget_show(scrolledwin);
 595         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 596                                        GTK_POLICY_AUTOMATIC,
 597                                        GTK_POLICY_AUTOMATIC);
 598         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 599         gtk_widget_set_size_request(vbox,
 600                              prefs_common.summaryview_width,
 601                              prefs_common.summaryview_height);
 602
 603         ctree = summary_ctree_create(summaryview);
 604         gtk_widget_show(ctree);
 605
 606         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 607                                             GTK_CLIST(ctree)->hadjustment);
 608         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 609                                             GTK_CLIST(ctree)->vadjustment);
 610         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 611
 612         /* status label */
 613         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 614
 615         /* quick search */
 616         quicksearch = quicksearch_new();
 617         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 618
 619         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 620
 621         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 622                           G_CALLBACK(tog_searchbar_cb), summaryview);
 623
 624         /* create popup menu */
 625         n_entries = sizeof(summary_popup_entries) /
 626                 sizeof(summary_popup_entries[0]);
 627         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 628                                       "<SummaryView>", &popupfactory,
 629                                       summaryview);
 630
 631         summaryview->vbox = vbox;
 632         summaryview->scrolledwin = scrolledwin;
 633         summaryview->ctree = ctree;
 634         summaryview->hbox = hbox;
 635         summaryview->hbox_l = hbox_l;
 636         summaryview->statlabel_folder = statlabel_folder;
 637         summaryview->statlabel_select = statlabel_select;
 638         summaryview->statlabel_msgs = statlabel_msgs;
 639         summaryview->toggle_eventbox = toggle_eventbox;
 640         summaryview->toggle_arrow = toggle_arrow;
 641         summaryview->toggle_search = toggle_search;
 642         summaryview->popupmenu = popupmenu;
 643         summaryview->popupfactory = popupfactory;
 644         summaryview->lock_count = 0;
 645         summaryview->msginfo_update_callback_id =
 646                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 647
 648         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 649
 650         summaryview->quicksearch = quicksearch;
 651
 652         /* CLAWS: need this to get the SummaryView * from
 653          * the CList */
 654         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 655
 656         gtk_widget_show_all(vbox);
 657
 658         gtk_widget_show(vbox);
 659
 660         if (prefs_common.show_searchbar)
 661                 quicksearch_show(quicksearch);
 662         else
 663                 quicksearch_hide(quicksearch);
 664
 665         return summaryview;
 666 }
 667
 668 static void summary_set_fonts(SummaryView *summaryview)
 669 {
 670         PangoFontDescription *font_desc;
 671         gint size;
 672
 673         font_desc = pango_font_description_from_string(NORMAL_FONT);
 674         gtk_widget_modify_font(summaryview->ctree, font_desc);
 675         pango_font_description_free(font_desc);
 676
 677         if (!bold_style) {
 678                 bold_style = gtk_style_copy
 679                         (gtk_widget_get_style(summaryview->ctree));
 680                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 681                 if (font_desc) {
 682                         pango_font_description_free(bold_style->font_desc);
 683                         bold_style->font_desc = font_desc;
 684                 }
 685
 686                 pango_font_description_set_weight
 687                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 688                 bold_marked_style = gtk_style_copy(bold_style);
 689                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 690                         summaryview->color_marked;
 691                 bold_deleted_style = gtk_style_copy(bold_style);
 692                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 693                         summaryview->color_dim;
 694         }
 695
 696         font_desc = pango_font_description_new();
 697         size = pango_font_description_get_size
 698                 (summaryview->ctree->style->font_desc);
 699         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 700         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 701         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 702         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 703         pango_font_description_free(font_desc);
 704 }
 705
 706 void summary_init(SummaryView *summaryview)
 707 {
 708         GtkWidget *pixmap;
 709
 710         gtk_widget_realize(summaryview->ctree);
 711         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 712                          &markxpm, &markxpmmask);
 713         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 714                          &deletedxpm, &deletedxpmmask);
 715         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 716                          &newxpm, &newxpmmask);
 717         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 718                          &unreadxpm, &unreadxpmmask);
 719         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 720                          &repliedxpm, &repliedxpmmask);
 721         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 722                          &forwardedxpm, &forwardedxpmmask);
 723         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 724                          &clipxpm, &clipxpmmask);
 725         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 726                          &lockedxpm, &lockedxpmmask);
 727         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 728                          &ignorethreadxpm, &ignorethreadxpmmask);
 729         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 730                          &clipkeyxpm, &clipkeyxpmmask);
 731         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 732                          &keyxpm, &keyxpmmask);
 733         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 734                          &gpgsignedxpm, &gpgsignedxpmmask);
 735         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 736                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 737         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 738                          &spamxpm, &spamxpmmask);
 739         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MOVED,
 740                          &movedxpm, &movedxpmmask);
 741         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_COPIED,
 742                          &copiedxpm, &copiedxpmmask);
 743
 744         summary_set_fonts(summaryview);
 745
 746         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 747         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 748         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 749         gtk_widget_show(pixmap);
 750         summaryview->folder_pixmap = pixmap;
 751
 752         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 753         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 754         gtk_widget_show(pixmap);
 755         summaryview->quick_search_pixmap = pixmap;
 756
 757         /* Init summaryview prefs */
 758         summaryview->sort_key = SORT_BY_NONE;
 759         summaryview->sort_type = SORT_ASCENDING;
 760
 761         /* Init summaryview extra data */
 762         summaryview->simplify_subject_preg = NULL;
 763
 764         summary_clear_list(summaryview);
 765         summary_set_column_titles(summaryview);
 766         summary_colorlabel_menu_create(summaryview, FALSE);
 767         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 768         summary_set_menu_sensitive(summaryview);
 769
 770 }
 771
 772 #define CURRENTLY_DISPLAYED(m) \
 773 ( (m->msgnum == displayed_msgnum) \
 774   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 775
 776 #define FOLDER_SHOWS_TO_HDR(i) \
 777 ( folder_has_parent_of_type(i, F_OUTBOX) \
 778   ||  folder_has_parent_of_type(i, F_DRAFT) \
 779   ||  folder_has_parent_of_type(i, F_QUEUE) )
 780
 781 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 782 {
 783         gboolean show_from = FALSE, show_to = FALSE;
 784         gboolean showing_from = FALSE, showing_to = FALSE;
 785         gint from_pos = 0, to_pos = 0;
 786         SummaryColumnState *col_state = summaryview->col_state;
 787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 788
 789         if (!item)
 790                 return;
 791         if(FOLDER_SHOWS_TO_HDR(item))
 792                 show_to = TRUE;
 793         else
 794                 show_from = TRUE;
 795
 796         from_pos = summaryview->col_pos[S_COL_FROM];
 797         to_pos = summaryview->col_pos[S_COL_TO];
 798         showing_from = col_state[from_pos].visible;
 799         showing_to = col_state[to_pos].visible;
 800
 801         if (showing_from && showing_to) {
 802                 debug_print("showing both\n");
 803                 return;
 804         }
 805
 806         if (!showing_from && !showing_to) {
 807                 debug_print("showing none\n");
 808                 return;
 809         }
 810
 811         debug_print("showing %s %s, must show %s %s\n",
 812                 showing_from?"From":"",
 813                 showing_to?"To":"",
 814                 show_from?"From":"",
 815                 show_to?"To":"");
 816
 817         if (showing_from == show_from && showing_to == show_to)
 818                 return;
 819         /* else we'll switch both */
 820
 821         debug_print("switching columns\n");
 822         col_state[from_pos].type = S_COL_TO;
 823         col_state[from_pos].visible = show_to;
 824
 825         col_state[to_pos].type = S_COL_FROM;
 826         col_state[to_pos].visible = show_from;
 827
 828         summaryview->col_pos[S_COL_TO] = from_pos;
 829         summaryview->col_pos[S_COL_FROM] = to_pos;
 830
 831         gtk_clist_set_column_visibility
 832                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 833         gtk_clist_set_column_visibility
 834                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 835
 836         summary_set_column_titles(summaryview);
 837 }
 838
 839 static gboolean summaryview_quicksearch_recurse(gpointer data)
 840 {
 841         SummaryView *summaryview = (SummaryView *)data;
 842         main_window_cursor_wait(summaryview->mainwin);
 843         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 844         quicksearch_search_subfolders(summaryview->quicksearch,
 845                               summaryview->folderview,
 846                               summaryview->folder_item);
 847         main_window_cursor_normal(summaryview->mainwin);
 848         return FALSE;
 849 }
 850
 851 static gboolean summary_check_consistency(FolderItem *item, GSList *mlist)
 852 {
 853         int u = 0, n = 0, m = 0, t = 0;
 854         GSList *cur;
 855         START_TIMING("consistency check");
 856         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 857                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 858                 t++;
 859                 if (MSG_IS_NEW(msginfo->flags))
 860                         n++;
 861                 if (MSG_IS_UNREAD(msginfo->flags))
 862                         u++;
 863                 if (MSG_IS_MARKED(msginfo->flags))
 864                         m++;
 865         }
 866         if (t != item->total_msgs
 867         ||  n != item->new_msgs
 868         ||  u != item->unread_msgs
 869         ||  m != item->marked_msgs
 870         ||  (m == 0 && item->unreadmarked_msgs != 0)
 871         ||  item->unreadmarked_msgs < 0) {
 872                 debug_print("Inconsistency\n");
 873                 folder_item_scan_full(item, FALSE);
 874                 END_TIMING();
 875                 return FALSE;
 876         }
 877         END_TIMING();
 878         return TRUE;
 879 }
 880
 881 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 882 {
 883         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 884         GtkCTreeNode *node;
 885         GSList *mlist = NULL;
 886         gchar *buf;
 887         gboolean is_refresh;
 888         guint selected_msgnum = 0;
 889         guint displayed_msgnum = 0;
 890         GSList *cur;
 891         GSList *not_killed;
 892         gboolean hidden_removed = FALSE;
 893
 894         if (summary_is_locked(summaryview)) return FALSE;
 895
 896         if (!summaryview->mainwin)
 897                 return FALSE;
 898 START_TIMING("--------- summary_show");
 899         summaryview->last_displayed = NULL;
 900         summary_switch_from_to(summaryview, item);
 901
 902         inc_lock();
 903         summary_lock(summaryview);
 904
 905         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 906
 907         if (!is_refresh)
 908                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
 909
 910         if (!prefs_common.summary_quicksearch_sticky
 911          && !prefs_common.summary_quicksearch_recurse
 912          && !quicksearch_is_running(summaryview->quicksearch)
 913          && !is_refresh) {
 914                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 915         }
 916
 917         /* STATUSBAR_POP(summaryview->mainwin); */
 918
 919         if (is_refresh) {
 920                 selected_msgnum = summary_get_msgnum(summaryview,
 921                                                      summaryview->selected);
 922                 displayed_msgnum = summary_get_msgnum(summaryview,
 923                                                       summaryview->displayed);
 924         }
 925
 926         /* process the marks if any */
 927         if (summaryview->mainwin->lock_count == 0 &&
 928             (summaryview->moved > 0 || summaryview->copied > 0)) {
 929                 AlertValue val;
 930                 gboolean changed = FALSE;
 931
 932                 val = alertpanel(_("Process mark"),
 933                                  _("Some marks are left. Process them?"),
 934                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 935                 if (G_ALERTALTERNATE == val) {
 936                         summary_unlock(summaryview);
 937                         summary_execute(summaryview);
 938                         summary_lock(summaryview);
 939                         changed = TRUE;
 940                 } else if (G_ALERTDEFAULT == val) {
 941                         /* DO NOTHING */
 942                 } else {
 943                         summary_unlock(summaryview);
 944                         inc_unlock();
 945                         END_TIMING();
 946                         return FALSE;
 947                 }
 948                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 949                         folder_update_op_count();
 950         }
 951
 952         gtk_clist_freeze(GTK_CLIST(ctree));
 953
 954         summary_clear_list(summaryview);
 955
 956         buf = NULL;
 957         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 958                 g_free(buf);
 959                 debug_print("empty folder (%p %s %p %d)\n\n",
 960                                 item,
 961                                 item?item->path:"NULL",
 962                                 item?folder_item_parent(item):0x0,
 963                                 item?item->no_select:FALSE);
 964                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 965                 summary_clear_all(summaryview);
 966                 summaryview->folder_item = item;
 967                 gtk_clist_thaw(GTK_CLIST(ctree));
 968                 summary_unlock(summaryview);
 969                 inc_unlock();
 970                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 971                         main_window_cursor_wait(summaryview->mainwin);
 972                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 973                         if (quicksearch_is_active(summaryview->quicksearch))
 974                                 quicksearch_search_subfolders(summaryview->quicksearch,
 975                                               summaryview->folderview,
 976                                               summaryview->folder_item);
 977                         main_window_cursor_normal(summaryview->mainwin);
 978                 }
 979                 END_TIMING();
 980                 return TRUE;
 981         }
 982         g_free(buf);
 983
 984         if (!is_refresh)
 985                 messageview_clear(summaryview->messageview);
 986
 987         summaryview->folder_item = item;
 988         item->opened = TRUE;
 989
 990         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 991         debug_print("%s\n", buf);
 992         STATUSBAR_PUSH(summaryview->mainwin, buf);
 993         g_free(buf);
 994
 995         main_window_cursor_wait(summaryview->mainwin);
 996
 997         mlist = folder_item_get_msg_list(item);
 998
 999         if (!summary_check_consistency(item, mlist)) {
1000                 debug_print("reloading due to inconsistency\n");
1001                 procmsg_msg_list_free(mlist);
1002                 mlist = folder_item_get_msg_list(item);
1003         }
1004
1005         if (summaryview->folder_item->hide_read_msgs &&
1006             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
1007                 GSList *not_killed;
1008
1009                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
1010                 not_killed = NULL;
1011                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1012                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1013
1014                         if (!msginfo->hidden) {
1015                                 if (MSG_IS_UNREAD(msginfo->flags) &&
1016                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
1017                                         not_killed = g_slist_prepend(not_killed, msginfo);
1018                                 else if (MSG_IS_MARKED(msginfo->flags) ||
1019                                          MSG_IS_LOCKED(msginfo->flags))
1020                                         not_killed = g_slist_prepend(not_killed, msginfo);
1021                                 else if (is_refresh &&
1022                                         (msginfo->msgnum == selected_msgnum ||
1023                                          msginfo->msgnum == displayed_msgnum))
1024                                         not_killed = g_slist_prepend(not_killed, msginfo);
1025                                 else
1026                                         procmsg_msginfo_free(msginfo);
1027                          } else
1028                                 procmsg_msginfo_free(msginfo);
1029                 }
1030                 hidden_removed = TRUE;
1031                 g_slist_free(mlist);
1032                 mlist = not_killed;
1033         } else {
1034                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1035         }
1036
1037         if (quicksearch_is_active(summaryview->quicksearch)) {
1038                 GSList *not_killed;
1039                 START_TIMING("quicksearch");
1040                 gint num = 0, total = summaryview->folder_item->total_msgs;
1041                 statusbar_print_all(_("Searching in %s... \n"),
1042                         summaryview->folder_item->path ?
1043                         summaryview->folder_item->path : "(null)");
1044                 not_killed = NULL;
1045                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1046                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1047
1048                         statusbar_progress_all(num++,total, 50);
1049
1050                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1051                                 not_killed = g_slist_prepend(not_killed, msginfo);
1052                         else
1053                                 procmsg_msginfo_free(msginfo);
1054                         GTK_EVENTS_FLUSH();
1055                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1056                                 break;
1057                         }
1058                 }
1059                 statusbar_progress_all(0,0,0);
1060                 statusbar_pop_all();
1061
1062                 hidden_removed = TRUE;
1063                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1064                         debug_print("search cancelled!\n");
1065                         gtk_clist_thaw(GTK_CLIST(ctree));
1066                         STATUSBAR_POP(summaryview->mainwin);
1067                         main_window_cursor_normal(summaryview->mainwin);
1068                         summary_unlock(summaryview);
1069                         inc_unlock();
1070                         summary_show(summaryview, summaryview->folder_item);
1071                         END_TIMING();
1072                         return FALSE;
1073                 }
1074                 g_slist_free(mlist);
1075                 mlist = not_killed;
1076                 END_TIMING();
1077         }
1078
1079         if (!hidden_removed) {
1080                 START_TIMING("removing hidden");
1081                 not_killed = NULL;
1082                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1083                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1084
1085                         if (!msginfo->hidden)
1086                                 not_killed = g_slist_prepend(not_killed, msginfo);
1087                         else
1088                                 procmsg_msginfo_free(msginfo);
1089                 }
1090                 g_slist_free(mlist);
1091                 mlist = not_killed;
1092                 END_TIMING();
1093         }
1094
1095         STATUSBAR_POP(summaryview->mainwin);
1096
1097         /* set ctree and hash table from the msginfo list, and
1098            create the thread */
1099         summary_set_ctree_from_list(summaryview, mlist);
1100
1101         g_slist_free(mlist);
1102
1103         if (quicksearch_is_active(summaryview->quicksearch) &&
1104             quicksearch_is_running(summaryview->quicksearch)) {
1105                 /* only scan subfolders when quicksearch changed,
1106                  * not when search is the same and folder changed */
1107                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1108         }
1109
1110         if (is_refresh) {
1111                 summaryview->last_displayed = summaryview->displayed;
1112                 summaryview->displayed =
1113                         summary_find_msg_by_msgnum(summaryview,
1114                                                    displayed_msgnum);
1115                 if (!summaryview->displayed)
1116                         messageview_clear(summaryview->messageview);
1117                 summary_unlock(summaryview);
1118                 summary_select_by_msgnum(summaryview, selected_msgnum);
1119                 summary_lock(summaryview);
1120                 if (!summaryview->selected) {
1121                         /* no selected message - select first unread
1122                            message, but do not display it */
1123                         node = summary_find_next_flagged_msg(summaryview, NULL,
1124                                                              MSG_UNREAD, FALSE);
1125                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1126                                 node = gtk_ctree_node_nth
1127                                         (ctree,
1128                                          item->sort_type == SORT_DESCENDING
1129                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1130                         summary_unlock(summaryview);
1131                         summary_select_node(summaryview, node, FALSE, TRUE);
1132                         summary_lock(summaryview);
1133                 }
1134         } else {
1135                 switch (prefs_common.select_on_entry) {
1136                         case SELECTONENTRY_MNU:
1137                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1138                                                                      MSG_MARKED, FALSE);
1139                                 if (node == NULL)
1140                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1141                                                                      MSG_NEW, FALSE);
1142                                 if (node == NULL)
1143                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1144                                                                      MSG_UNREAD, FALSE);
1145                                 break;
1146                         case SELECTONENTRY_MUN:
1147                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1148                                                                      MSG_MARKED, FALSE);
1149                                 if (node == NULL)
1150                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1151                                                                      MSG_UNREAD, FALSE);
1152                                 if (node == NULL)
1153                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1154                                                                      MSG_NEW, FALSE);
1155                                 break;
1156                         case SELECTONENTRY_NMU:
1157                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1158                                                                      MSG_NEW, FALSE);
1159                                 if (node == NULL)
1160                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1161                                                                      MSG_MARKED, FALSE);
1162                                 if (node == NULL)
1163                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1164                                                                      MSG_UNREAD, FALSE);
1165                                 break;
1166                         case SELECTONENTRY_NUM:
1167                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1168                                                                      MSG_NEW, FALSE);
1169                                 if (node == NULL)
1170                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1171                                                                      MSG_UNREAD, FALSE);
1172                                 if (node == NULL)
1173                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1174                                                                      MSG_MARKED, FALSE);
1175                                 break;
1176                         case SELECTONENTRY_UNM:
1177                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1178                                                                      MSG_UNREAD, FALSE);
1179                                 if (node == NULL)
1180                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1181                                                                      MSG_NEW, FALSE);
1182                                 if (node == NULL)
1183                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1184                                                                      MSG_MARKED, FALSE);
1185                                 break;
1186                         case SELECTONENTRY_UMN:
1187                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1188                                                                      MSG_UNREAD, FALSE);
1189                                 if (node == NULL)
1190                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1191                                                                      MSG_MARKED, FALSE);
1192                                 if (node == NULL)
1193                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1194                                                                      MSG_NEW, FALSE);
1195                                 break;
1196                         default:
1197                                 node = NULL;
1198                 }
1199
1200                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1201                         node = gtk_ctree_node_nth
1202                                 (ctree,
1203                                  item->sort_type == SORT_DESCENDING
1204                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1205                 }
1206                 summary_unlock(summaryview);
1207                 summary_select_node(summaryview, node,
1208                                     prefs_common.always_show_msg,
1209                                     TRUE);
1210                 summary_lock(summaryview);
1211         }
1212
1213         summary_status_show(summaryview);
1214         summary_set_menu_sensitive(summaryview);
1215         toolbar_main_set_sensitive(summaryview->mainwin);
1216
1217         gtk_clist_thaw(GTK_CLIST(ctree));
1218         debug_print("\n");
1219         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1220         STATUSBAR_POP(summaryview->mainwin);
1221         main_window_cursor_normal(summaryview->mainwin);
1222         summary_unlock(summaryview);
1223         inc_unlock();
1224         END_TIMING();
1225         return TRUE;
1226 }
1227
1228 #undef CURRENTLY_DISPLAYED
1229
1230
1231 void summary_clear_list(SummaryView *summaryview)
1232 {
1233         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1234         gint optimal_width;
1235
1236         gtk_clist_freeze(clist);
1237
1238         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1239                                 NULL, summary_free_msginfo_func, NULL);
1240
1241         if (summaryview->folder_item) {
1242                 summaryview->folder_item->opened = FALSE;
1243                 summaryview->folder_item = NULL;
1244         }
1245
1246         summaryview->display_msg = FALSE;
1247
1248         summaryview->selected = NULL;
1249         summaryview->displayed = NULL;
1250         summaryview->total_size = 0;
1251         summaryview->deleted = summaryview->moved = 0;
1252         summaryview->copied = 0;
1253         if (summaryview->msgid_table) {
1254                 g_hash_table_destroy(summaryview->msgid_table);
1255                 summaryview->msgid_table = NULL;
1256         }
1257         if (summaryview->subject_table) {
1258                 g_hash_table_destroy(summaryview->subject_table);
1259                 summaryview->subject_table = NULL;
1260         }
1261         summaryview->mlist = NULL;
1262
1263         gtk_clist_clear(clist);
1264         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1265                 optimal_width = gtk_clist_optimal_column_width
1266                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1267                 gtk_clist_set_column_width
1268                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1269                          optimal_width);
1270         }
1271
1272         gtk_clist_thaw(clist);
1273 }
1274
1275 void summary_clear_all(SummaryView *summaryview)
1276 {
1277         messageview_clear(summaryview->messageview);
1278         summary_clear_list(summaryview);
1279         summary_set_menu_sensitive(summaryview);
1280         toolbar_main_set_sensitive(summaryview->mainwin);
1281         summary_status_show(summaryview);
1282 }
1283
1284 void summary_lock(SummaryView *summaryview)
1285 {
1286         summaryview->lock_count++;
1287 }
1288
1289 void summary_unlock(SummaryView *summaryview)
1290 {
1291         if (summaryview->lock_count)
1292                 summaryview->lock_count--;
1293 }
1294
1295 gboolean summary_is_locked(SummaryView *summaryview)
1296 {
1297         return summaryview->lock_count > 0;
1298 }
1299
1300 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1301 {
1302         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1303         SummarySelection selection;
1304
1305         if (!clist->row_list)
1306                 selection = SUMMARY_NONE;
1307         else if (!clist->selection)
1308                 selection = SUMMARY_SELECTED_NONE;
1309         else if (!clist->selection->next)
1310                 selection = SUMMARY_SELECTED_SINGLE;
1311         else
1312                 selection = SUMMARY_SELECTED_MULTIPLE;
1313
1314         return selection;
1315 }
1316
1317 /*!
1318  *\return       MsgInfo * Selected message if there's one selected;
1319  *              if multiple selected, or none, return NULL.
1320  */
1321 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1322 {
1323         /* summaryview->selected may be valid when multiple
1324          * messages were selected */
1325         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1326
1327         if (sellist == NULL || sellist->next)
1328                 return NULL;
1329
1330         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1331 }
1332
1333 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1334 {
1335         GSList *mlist = NULL;
1336         GList *cur;
1337         MsgInfo *msginfo;
1338
1339         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1340              cur = cur->next) {
1341                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1342                 mlist = g_slist_prepend(mlist, msginfo);
1343         }
1344
1345         mlist = g_slist_reverse(mlist);
1346
1347         return mlist;
1348 }
1349
1350 GSList *summary_get_msg_list(SummaryView *summaryview)
1351 {
1352         GSList *mlist = NULL;
1353         GtkCTree *ctree;
1354         GtkCTreeNode *node;
1355         MsgInfo *msginfo;
1356
1357         ctree = GTK_CTREE(summaryview->ctree);
1358
1359         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1360              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1361                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1362                 mlist = g_slist_prepend(mlist, msginfo);
1363         }
1364
1365         mlist = g_slist_reverse(mlist);
1366
1367         return mlist;
1368 }
1369
1370 void summary_set_menu_sensitive(SummaryView *summaryview)
1371 {
1372         GtkItemFactory *ifactory = summaryview->popupfactory;
1373         SensitiveCond state;
1374         gboolean sensitive;
1375         GtkWidget *menuitem;
1376         gint i;
1377
1378         static const struct {
1379                 gchar *const entry;
1380                 SensitiveCond cond;
1381         } entry[] = {
1382                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1383                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1384                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1385                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1386                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1387
1388                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1389                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1390                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1391
1392                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1393                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1394                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1395                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1396
1397                 {"/Mark"                        , M_TARGET_EXIST},
1398                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1399                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1400                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1401                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1402                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1403                 {"/Mark/Unignore thread"        , M_TARGET_EXIST},
1404                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1405                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1406                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1407                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1408                 {"/Color label"                 , M_TARGET_EXIST},
1409
1410                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1411                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1412                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1413
1414                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1415                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1416                 {"/View/Message source"         , M_SINGLE_TARGET_EXIST},
1417                 {"/View/All headers"            , M_SINGLE_TARGET_EXIST},
1418                 {"/Save as..."                  , M_TARGET_EXIST},
1419                 {"/Print..."                    , M_TARGET_EXIST},
1420                 {NULL, 0}
1421         };
1422
1423         main_window_set_menu_sensitive(summaryview->mainwin);
1424
1425         state = main_window_get_current_state(summaryview->mainwin);
1426
1427         for (i = 0; entry[i].entry != NULL; i++) {
1428                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1429                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1430         }
1431
1432
1433         summary_lock(summaryview);
1434         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All headers");
1435         if (summaryview->messageview
1436         &&  summaryview->messageview->mimeview
1437         &&  summaryview->messageview->mimeview->textview)
1438                 gtk_check_menu_item_set_active
1439                         (GTK_CHECK_MENU_ITEM(menuitem),
1440                          summaryview->messageview->mimeview->textview->show_all_headers);
1441         summary_unlock(summaryview);
1442 }
1443
1444 void summary_select_prev_unread(SummaryView *summaryview)
1445 {
1446         GtkCTreeNode *node;
1447         gboolean skip_cur = FALSE;
1448
1449         if (summaryview->displayed
1450         &&  summaryview->selected == summaryview->displayed) {
1451                 debug_print("skipping current\n");
1452                 skip_cur = TRUE;
1453         }
1454
1455         node = summary_find_prev_flagged_msg
1456                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1457
1458         if (!node || node == summaryview->selected) {
1459                 AlertValue val = 0;
1460
1461                 switch (prefs_common.next_unread_msg_dialog) {
1462                         case NEXTUNREADMSGDIALOG_ALWAYS:
1463                                 val = alertpanel(_("No more unread messages"),
1464                                                  _("No unread message found. "
1465                                                    "Search from the end?"),
1466                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1467                                 break;
1468                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1469                                 val = G_ALERTALTERNATE;
1470                                 break;
1471                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1472                                 val = !G_ALERTALTERNATE;
1473                                 break;
1474                         default:
1475                                 debug_print(
1476                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1477                 }
1478                 if (val != G_ALERTALTERNATE) return;
1479                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1480                                                      MSG_UNREAD, FALSE);
1481         }
1482
1483         if (!node)
1484                 alertpanel_notice(_("No unread messages."));
1485         else
1486                 summary_select_node(summaryview, node, TRUE, FALSE);
1487 }
1488
1489 void summary_select_next_unread(SummaryView *summaryview)
1490 {
1491         GtkCTreeNode *node = summaryview->selected;
1492         gboolean skip_cur = FALSE;
1493
1494         if (summaryview->displayed
1495         &&  summaryview->selected == summaryview->displayed) {
1496                 debug_print("skipping cur (%p %p)\n",
1497                         summaryview->displayed, summaryview->selected);
1498                 skip_cur = TRUE;
1499         }
1500
1501
1502         node = summary_find_next_flagged_msg
1503                 (summaryview, node, MSG_UNREAD, skip_cur);
1504
1505         if (node)
1506                 summary_select_node(summaryview, node, TRUE, FALSE);
1507         else {
1508                 node = summary_find_next_flagged_msg
1509                         (summaryview, NULL, MSG_UNREAD, FALSE);
1510                 if (node == NULL || node == summaryview->selected) {
1511                         AlertValue val = 0;
1512
1513                         switch (prefs_common.next_unread_msg_dialog) {
1514                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1515                                         val = alertpanel(_("No more unread messages"),
1516                                                          _("No unread message found. "
1517                                                            "Go to next folder?"),
1518                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1519                                         break;
1520                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1521                                         val = G_ALERTALTERNATE;
1522                                         break;
1523                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1524                                         val = G_ALERTOTHER;
1525                                         break;
1526                                 default:
1527                                         debug_print(
1528                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1529                         }
1530
1531                         if (val == G_ALERTALTERNATE) {
1532                                 folderview_select_next_unread(summaryview->folderview, TRUE);
1533                                 return;
1534                         }
1535                         else
1536                                 return;
1537                 } else
1538                         summary_select_node(summaryview, node, TRUE, FALSE);
1539
1540         }
1541 }
1542
1543 void summary_select_prev_new(SummaryView *summaryview)
1544 {
1545         GtkCTreeNode *node;
1546         gboolean skip_cur = FALSE;
1547
1548         if (summaryview->displayed
1549         &&  summaryview->selected == summaryview->displayed) {
1550                 debug_print("skipping current\n");
1551                 skip_cur = TRUE;
1552         }
1553
1554         node = summary_find_prev_flagged_msg
1555                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1556
1557         if (!node || node == summaryview->selected) {
1558                 AlertValue val = 0;
1559
1560                 switch (prefs_common.next_unread_msg_dialog) {
1561                         case NEXTUNREADMSGDIALOG_ALWAYS:
1562                                 val = alertpanel(_("No more new messages"),
1563                                                  _("No new message found. "
1564                                                    "Search from the end?"),
1565                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1566                                 break;
1567                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1568                                 val = G_ALERTALTERNATE;
1569                                 break;
1570                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1571                                 val = !G_ALERTALTERNATE;
1572                                 break;
1573                         default:
1574                                 debug_print(
1575                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1576                 }
1577                 if (val != G_ALERTALTERNATE) return;
1578                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1579                                                      MSG_NEW, FALSE);
1580         }
1581
1582         if (!node)
1583                 alertpanel_notice(_("No new messages."));
1584         else
1585                 summary_select_node(summaryview, node, TRUE, FALSE);
1586 }
1587
1588 void summary_select_next_new(SummaryView *summaryview)
1589 {
1590         GtkCTreeNode *node = summaryview->selected;
1591         gboolean skip_cur = FALSE;
1592
1593         if (summaryview->displayed
1594         &&  summaryview->selected == summaryview->displayed) {
1595                 debug_print("skipping cur (%p %p)\n",
1596                         summaryview->displayed, summaryview->selected);
1597                 skip_cur = TRUE;
1598         }
1599
1600
1601         node = summary_find_next_flagged_msg
1602                 (summaryview, node, MSG_NEW, skip_cur);
1603
1604         if (node)
1605                 summary_select_node(summaryview, node, TRUE, FALSE);
1606         else {
1607                 node = summary_find_next_flagged_msg
1608                         (summaryview, NULL, MSG_NEW, FALSE);
1609                 if (node == NULL || node == summaryview->selected) {
1610                         AlertValue val = 0;
1611
1612                         switch (prefs_common.next_unread_msg_dialog) {
1613                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1614                                         val = alertpanel(_("No more new messages"),
1615                                                          _("No new message found. "
1616                                                            "Go to next folder?"),
1617                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1618                                         break;
1619                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1620                                         val = G_ALERTALTERNATE;
1621                                         break;
1622                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1623                                         val = G_ALERTOTHER;
1624                                         break;
1625                                 default:
1626                                         debug_print(
1627                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1628                         }
1629
1630                         if (val == G_ALERTALTERNATE) {
1631                                 folderview_select_next_new(summaryview->folderview);
1632                                 return;
1633                         }
1634                         else
1635                                 return;
1636                 } else
1637                         summary_select_node(summaryview, node, TRUE, FALSE);
1638
1639         }
1640 }
1641
1642 void summary_select_prev_marked(SummaryView *summaryview)
1643 {
1644         GtkCTreeNode *node;
1645
1646         node = summary_find_prev_flagged_msg
1647                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1648
1649         if (!node) {
1650                 AlertValue val;
1651
1652                 val = alertpanel(_("No more marked messages"),
1653                                  _("No marked message found. "
1654                                    "Search from the end?"),
1655                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1656                 if (val != G_ALERTALTERNATE) return;
1657                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1658                                                      MSG_MARKED, TRUE);
1659         }
1660
1661         if (!node)
1662                 alertpanel_notice(_("No marked messages."));
1663         else
1664                 summary_select_node(summaryview, node, TRUE, FALSE);
1665 }
1666
1667 void summary_select_next_marked(SummaryView *summaryview)
1668 {
1669         GtkCTreeNode *node = summaryview->selected;
1670         gboolean skip_cur = FALSE;
1671
1672         if (summaryview->displayed
1673         &&  summaryview->selected == summaryview->displayed) {
1674                 debug_print("skipping cur (%p %p)\n",
1675                         summaryview->displayed, summaryview->selected);
1676                 skip_cur = TRUE;
1677         }
1678
1679
1680         node = summary_find_next_flagged_msg
1681                 (summaryview, node, MSG_MARKED, skip_cur);
1682
1683         if (node)
1684                 summary_select_node(summaryview, node, TRUE, FALSE);
1685         else {
1686                 node = summary_find_next_flagged_msg
1687                         (summaryview, NULL, MSG_MARKED, FALSE);
1688                 if (node == NULL || node == summaryview->selected) {
1689                         AlertValue val = 0;
1690
1691                         switch (prefs_common.next_unread_msg_dialog) {
1692                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1693                                         val = alertpanel(_("No more marked messages"),
1694                                                          _("No marked message found. "
1695                                                            "Go to next folder?"),
1696                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1697                                         break;
1698                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1699                                         val = G_ALERTALTERNATE;
1700                                         break;
1701                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1702                                         val = G_ALERTOTHER;
1703                                         break;
1704                                 default:
1705                                         debug_print(
1706                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1707                         }
1708
1709                         if (val == G_ALERTALTERNATE) {
1710                                 folderview_select_next_marked(summaryview->folderview);
1711                                 return;
1712                         }
1713                         else
1714                                 return;
1715                 } else
1716                         summary_select_node(summaryview, node, TRUE, FALSE);
1717
1718         }
1719 }
1720
1721 void summary_select_prev_labeled(SummaryView *summaryview)
1722 {
1723         GtkCTreeNode *node;
1724
1725         node = summary_find_prev_flagged_msg
1726                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1727
1728         if (!node) {
1729                 AlertValue val;
1730
1731                 val = alertpanel(_("No more labeled messages"),
1732                                  _("No labeled message found. "
1733                                    "Search from the end?"),
1734                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1735                 if (val != G_ALERTALTERNATE) return;
1736                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1737                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1738         }
1739
1740         if (!node)
1741                 alertpanel_notice(_("No labeled messages."));
1742         else
1743                 summary_select_node(summaryview, node, TRUE, FALSE);
1744 }
1745
1746 void summary_select_next_labeled(SummaryView *summaryview)
1747 {
1748         GtkCTreeNode *node;
1749
1750         node = summary_find_next_flagged_msg
1751                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1752
1753         if (!node) {
1754                 AlertValue val;
1755
1756                 val = alertpanel(_("No more labeled messages"),
1757                                  _("No labeled message found. "
1758                                    "Search from the beginning?"),
1759                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1760                 if (val != G_ALERTALTERNATE) return;
1761                 node = summary_find_next_flagged_msg(summaryview, NULL,
1762                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1763         }
1764
1765         if (!node)
1766                 alertpanel_notice(_("No labeled messages."));
1767         else
1768                 summary_select_node(summaryview, node, TRUE, FALSE);
1769 }
1770
1771 void summary_select_last_read(SummaryView *summaryview)
1772 {
1773         if (summaryview->last_displayed)
1774                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1775 }
1776
1777 void summary_select_parent(SummaryView *summaryview)
1778 {
1779         GtkCTreeNode *node = NULL;
1780
1781         if (summaryview->selected)
1782                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1783         if (node)
1784                 summary_select_node(summaryview, node, TRUE, FALSE);
1785 }
1786
1787 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1788 {
1789         GtkCTreeNode *node;
1790
1791         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1792         summary_select_node(summaryview, node, FALSE, TRUE);
1793 }
1794
1795 typedef struct _PostponedSelectData
1796 {
1797         GtkCTree *ctree;
1798         GtkCTreeNode *row;
1799         GtkCTreeNode *node;
1800         GtkScrollType type;
1801         gint column;
1802         SummaryView *summaryview;
1803         gboolean display_msg;
1804         gboolean do_refresh;
1805 } PostponedSelectData;
1806
1807 static gboolean summary_select_retry(void *data)
1808 {
1809         PostponedSelectData *psdata = (PostponedSelectData *)data;
1810         debug_print("trying again\n");
1811         if (psdata->row)
1812                 summary_selected(psdata->ctree, psdata->row,
1813                             psdata->column, psdata->summaryview);
1814         else if (psdata->node)
1815                 summary_select_node(psdata->summaryview, psdata->node,
1816                             psdata->display_msg, psdata->do_refresh);
1817         else
1818                 summary_step(psdata->summaryview, psdata->type);
1819         g_free(psdata);
1820         return FALSE;
1821 }
1822
1823 /**
1824  * summary_select_node:
1825  * @summaryview: Summary view.
1826  * @node: Summary tree node.
1827  * @display_msg: TRUE to display the selected message.
1828  * @do_refresh: TRUE to refresh the widget.
1829  *
1830  * Select @node (bringing it into view by scrolling and expanding its
1831  * thread, if necessary) and unselect all others.  If @display_msg is
1832  * TRUE, display the corresponding message in the message view.
1833  * If @do_refresh is TRUE, the widget is refreshed.
1834  **/
1835 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1836                          gboolean display_msg, gboolean do_refresh)
1837 {
1838         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1839
1840         if (summary_is_locked(summaryview)
1841         && !GTK_SCTREE(ctree)->selecting_range
1842         && summaryview->messageview->mimeview
1843         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
1844         && summaryview->messageview->mimeview->textview->loading) {
1845                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
1846                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
1847
1848                 data->ctree = ctree;
1849                 data->row = NULL;
1850                 data->node = node;
1851                 data->summaryview = summaryview;
1852                 data->display_msg = display_msg;
1853                 data->do_refresh = do_refresh;
1854                 debug_print("postponing open of message till end of load\n");
1855                 g_timeout_add(100, summary_select_retry, data);
1856                 return;
1857         }
1858         if (summary_is_locked(summaryview)) {
1859                 return;
1860         }
1861         if (!summaryview->folder_item)
1862                 return;
1863         if (node) {
1864                 gtkut_ctree_expand_parent_all(ctree, node);
1865                 if (do_refresh) {
1866                         summary_lock(summaryview);
1867                         GTK_EVENTS_FLUSH();
1868                         summary_unlock(summaryview);
1869                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1870                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1871                 }
1872                 if (display_msg && summaryview->displayed == node)
1873                         summaryview->displayed = NULL;
1874                 summaryview->display_msg = display_msg;
1875                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1876                 if (summaryview->selected == NULL)
1877                         summaryview->selected = node;
1878         }
1879 }
1880
1881 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1882 {
1883         GtkCTree *ctree =NULL;
1884         MsgInfo *msginfo;
1885
1886         if (!summaryview)
1887                 return 0;
1888         ctree = GTK_CTREE(summaryview->ctree);
1889         if (!node)
1890                 return 0;
1891         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1892         if (msginfo)
1893                 return msginfo->msgnum;
1894         else
1895                 return -1;
1896 }
1897
1898 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1899                                            GtkCTreeNode *current_node)
1900 {
1901         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1902         GtkCTreeNode *node;
1903         MsgInfo *msginfo;
1904
1905         if (current_node)
1906                 node = current_node;
1907         else
1908                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1909
1910         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1911                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1912                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1913         }
1914
1915         return node;
1916 }
1917
1918 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1919                                            GtkCTreeNode *current_node)
1920 {
1921         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1922         GtkCTreeNode *node;
1923         MsgInfo *msginfo;
1924
1925         if (current_node)
1926                 node = current_node;
1927         else
1928                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1929
1930         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1931                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1932                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1933                 && !MSG_IS_MOVE(msginfo->flags)) break;
1934         }
1935
1936         return node;
1937 }
1938
1939 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1940                                                    GtkCTreeNode *current_node,
1941                                                    MsgPermFlags flags,
1942                                                    gboolean start_from_prev)
1943 {
1944         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1945         GtkCTreeNode *node;
1946         MsgInfo *msginfo;
1947
1948         if (current_node) {
1949                 if (start_from_prev)
1950                         node = GTK_CTREE_NODE_PREV(current_node);
1951                 else
1952                         node = current_node;
1953         } else
1954                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1955
1956         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1957                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1958                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1959         }
1960
1961         return node;
1962 }
1963
1964 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1965                                                    GtkCTreeNode *current_node,
1966                                                    MsgPermFlags flags,
1967                                                    gboolean start_from_next)
1968 {
1969         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1970         GtkCTreeNode *node;
1971         MsgInfo *msginfo;
1972
1973         if (current_node) {
1974                 if (start_from_next)
1975                         node = gtkut_ctree_node_next(ctree, current_node);
1976                 else
1977                         node = current_node;
1978         } else
1979                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1980
1981         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1982                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1983                 /* Find msg with matching flags but ignore messages with
1984                    ignore flags, if searching for new or unread messages */
1985                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1986                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1987                         )
1988                         break;
1989         }
1990
1991         return node;
1992 }
1993
1994 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1995                                                 guint msgnum)
1996 {
1997         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1998         GtkCTreeNode *node;
1999         MsgInfo *msginfo;
2000
2001         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2002
2003         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2004                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2005                 if (msginfo && msginfo->msgnum == msgnum) break;
2006         }
2007
2008         return node;
2009 }
2010
2011 static guint attract_hash_func(gconstpointer key)
2012 {
2013         gchar *str;
2014         gchar *p;
2015         guint h;
2016
2017         Xstrdup_a(str, (const gchar *)key, return 0);
2018         trim_subject(str);
2019
2020         p = str;
2021         h = *p;
2022
2023         if (h) {
2024                 for (p += 1; *p != '\0'; p++)
2025                         h = (h << 5) - h + *p;
2026         }
2027
2028         return h;
2029 }
2030
2031 static gint attract_compare_func(gconstpointer a, gconstpointer b)
2032 {
2033         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
2034 }
2035
2036 void summary_attract_by_subject(SummaryView *summaryview)
2037 {
2038         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2039         GtkCList *clist = GTK_CLIST(ctree);
2040         GtkCTreeNode *src_node;
2041         GtkCTreeNode *dst_node, *sibling;
2042         GtkCTreeNode *tmp;
2043         MsgInfo *src_msginfo, *dst_msginfo;
2044         GHashTable *subject_table;
2045
2046         debug_print("Attracting messages by subject...");
2047         STATUSBAR_PUSH(summaryview->mainwin,
2048                        _("Attracting messages by subject..."));
2049
2050         main_window_cursor_wait(summaryview->mainwin);
2051         gtk_clist_freeze(clist);
2052
2053         subject_table = g_hash_table_new(attract_hash_func,
2054                                          attract_compare_func);
2055
2056         for (src_node = GTK_CTREE_NODE(clist->row_list);
2057              src_node != NULL;
2058              src_node = tmp) {
2059                 tmp = GTK_CTREE_ROW(src_node)->sibling;
2060                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
2061                 if (!src_msginfo) continue;
2062                 if (!src_msginfo->subject) continue;
2063
2064                 /* find attracting node */
2065                 dst_node = g_hash_table_lookup(subject_table,
2066                                                src_msginfo->subject);
2067
2068                 if (dst_node) {
2069                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
2070
2071                         /* if the time difference is more than 20 days,
2072                            don't attract */
2073                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
2074                             > 60 * 60 * 24 * 20)
2075                                 continue;
2076
2077                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
2078                         if (src_node != sibling)
2079                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
2080                 }
2081
2082                 g_hash_table_insert(subject_table,
2083                                     src_msginfo->subject, src_node);
2084         }
2085
2086         g_hash_table_destroy(subject_table);
2087
2088         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2089
2090         gtk_clist_thaw(clist);
2091
2092         debug_print("done.\n");
2093         STATUSBAR_POP(summaryview->mainwin);
2094
2095         main_window_cursor_normal(summaryview->mainwin);
2096 }
2097
2098 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2099                                       gpointer data)
2100 {
2101         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2102
2103         if (msginfo)
2104                 procmsg_msginfo_free(msginfo);
2105 }
2106
2107 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2108                                    gpointer data)
2109 {
2110         SummaryView *summaryview = data;
2111         MsgInfo *msginfo;
2112
2113         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2114
2115         if (MSG_IS_DELETED(msginfo->flags))
2116                 summaryview->deleted++;
2117
2118         summaryview->total_size += msginfo->size;
2119
2120         summary_set_row_marks(summaryview, node);
2121 }
2122
2123 static void summary_update_status(SummaryView *summaryview)
2124 {
2125         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2126         GtkCTreeNode *node;
2127         MsgInfo *msginfo;
2128
2129         summaryview->total_size =
2130         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2131
2132         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2133              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2134                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2135
2136                 if (MSG_IS_DELETED(msginfo->flags))
2137                         summaryview->deleted++;
2138                 if (MSG_IS_MOVE(msginfo->flags))
2139                         summaryview->moved++;
2140                 if (MSG_IS_COPY(msginfo->flags))
2141                         summaryview->copied++;
2142                 summaryview->total_size += msginfo->size;
2143         }
2144 }
2145
2146 static void summary_status_show(SummaryView *summaryview)
2147 {
2148         gchar *str;
2149         gchar *del, *mv, *cp;
2150         gchar *sel;
2151         gchar *spc;
2152         gchar *itstr;
2153         GList *rowlist, *cur;
2154         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2155         off_t sel_size = 0, n_size = 0;
2156         MsgInfo *msginfo;
2157         gchar *name;
2158
2159         if (!summaryview->folder_item) {
2160                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2161                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2162                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2163                 toolbar_main_set_sensitive(summaryview->mainwin);
2164                 return;
2165         }
2166
2167         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2168         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2169                 msginfo = gtk_ctree_node_get_row_data
2170                         (GTK_CTREE(summaryview->ctree),
2171                          GTK_CTREE_NODE(cur->data));
2172                 if (msginfo) {
2173                         sel_size += msginfo->size;
2174                         n_selected++;
2175                 }
2176         }
2177
2178         if (summaryview->folder_item->hide_read_msgs
2179         || quicksearch_is_active(summaryview->quicksearch)) {
2180                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2181                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2182                         msginfo = gtk_ctree_node_get_row_data
2183                                 (GTK_CTREE(summaryview->ctree),
2184                                  GTK_CTREE_NODE(cur));
2185                         if (msginfo) {
2186                                 n_size += msginfo->size;
2187                                 n_total++;
2188                                 if (MSG_IS_NEW(msginfo->flags))
2189                                         n_new++;
2190                                 if (MSG_IS_UNREAD(msginfo->flags))
2191                                         n_unread++;
2192                         }
2193                 }
2194         } else {
2195                 n_new = summaryview->folder_item->new_msgs;
2196                 n_unread = summaryview->folder_item->unread_msgs;
2197                 n_total = summaryview->folder_item->total_msgs;
2198                 n_size = summaryview->total_size;
2199         }
2200
2201         name = folder_item_get_name(summaryview->folder_item);
2202         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2203         g_free(name);
2204
2205         if (summaryview->deleted)
2206                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2207         else
2208                 del = g_strdup("");
2209         if (summaryview->moved)
2210                 mv = g_strdup_printf(_("%s%d moved"),
2211                                      summaryview->deleted ? _(", ") : "",
2212                                      summaryview->moved);
2213         else
2214                 mv = g_strdup("");
2215         if (summaryview->copied)
2216                 cp = g_strdup_printf(_("%s%d copied"),
2217                                      summaryview->deleted ||
2218                                      summaryview->moved ? _(", ") : "",
2219                                      summaryview->copied);
2220         else
2221                 cp = g_strdup("");
2222
2223         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2224                 spc = "    ";
2225         else
2226                 spc = "";
2227
2228         if (n_selected) {
2229                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2230                 if (n_selected == 1)
2231                         itstr = g_strdup(_(" item selected"));
2232                 else
2233                         itstr = g_strdup(_(" items selected"));
2234         } else {
2235                 sel = g_strdup("");
2236                 itstr = g_strdup("");
2237         }
2238
2239         str = g_strconcat(n_selected ? itos(n_selected) : "",
2240                                         itstr, sel, spc, del, mv, cp, NULL);
2241         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2242         g_free(str);
2243         g_free(sel);
2244         g_free(del);
2245         g_free(mv);
2246         g_free(cp);
2247         g_free(itstr);
2248
2249         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2250
2251                                       n_new, n_unread, n_total,
2252                                       to_human_readable(n_size));
2253         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2254         g_free(str);
2255         toolbar_main_set_sensitive(summaryview->mainwin);
2256 }
2257
2258 static void summary_set_column_titles(SummaryView *summaryview)
2259 {
2260         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2261         FolderItem *item = summaryview->folder_item;
2262         GtkWidget *hbox;
2263         GtkWidget *label;
2264         GtkWidget *arrow;
2265         gint pos;
2266         const gchar *title;
2267         SummaryColumnType type;
2268         GtkJustification justify;
2269
2270         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2271                 SORT_BY_MARK,
2272                 SORT_BY_STATUS,
2273                 SORT_BY_MIME,
2274                 SORT_BY_SUBJECT,
2275                 SORT_BY_FROM,
2276                 SORT_BY_TO,
2277                 SORT_BY_DATE,
2278                 SORT_BY_SIZE,
2279                 SORT_BY_NUMBER,
2280                 SORT_BY_SCORE,
2281                 SORT_BY_LOCKED
2282         };
2283
2284         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2285                 type = summaryview->col_state[pos].type;
2286
2287                 /* CLAWS: mime and unread are single char headers */
2288                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2289                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2290
2291                 switch (type) {
2292                 case S_COL_SUBJECT:
2293                 case S_COL_FROM:
2294                 case S_COL_TO:
2295                 case S_COL_DATE:
2296                 case S_COL_NUMBER:
2297                         if(type == S_COL_FROM && item != NULL &&
2298                                         FOLDER_SHOWS_TO_HDR(item))
2299                                 type = S_COL_TO;
2300                         if (prefs_common.trans_hdr)
2301                                 title = gettext(col_label[type]);
2302                         else
2303                                 title = col_label[type];
2304                         break;
2305                 default:
2306                         title = gettext(col_label[type]);
2307                 }
2308
2309                 if (type == S_COL_MIME) {
2310                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2311                         gtk_widget_show(label);
2312                         gtk_clist_set_column_widget(clist, pos, label);
2313                         continue;
2314                 } else if (type == S_COL_MARK) {
2315                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2316                         gtk_widget_show(label);
2317                         gtk_clist_set_column_widget(clist, pos, label);
2318                         continue;
2319                 } else if (type == S_COL_LOCKED) {
2320                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2321                         gtk_widget_show(label);
2322                         gtk_clist_set_column_widget(clist, pos, label);
2323                         continue;
2324                 } else if (type == S_COL_STATUS) {
2325                         gtk_clist_set_column_title(clist, pos, title);
2326                         continue;
2327                 }
2328
2329                 hbox  = gtk_hbox_new(FALSE, 4);
2330                 label = gtk_label_new(title);
2331
2332                 if (justify == GTK_JUSTIFY_RIGHT)
2333                         gtk_box_pack_end(GTK_BOX(hbox), label,
2334                                          FALSE, FALSE, 0);
2335                 else
2336                         gtk_box_pack_start(GTK_BOX(hbox), label,
2337                                            FALSE, FALSE, 0);
2338
2339                 if (summaryview->sort_key == sort_by[type]) {
2340                         arrow = gtk_arrow_new
2341                                 (summaryview->sort_type == SORT_ASCENDING
2342                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2343                                  GTK_SHADOW_IN);
2344                         if (justify == GTK_JUSTIFY_RIGHT)
2345                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2346                                                    FALSE, FALSE, 0);
2347                         else
2348                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2349                                                  FALSE, FALSE, 0);
2350                 }
2351
2352                 gtk_widget_show_all(hbox);
2353                 gtk_clist_set_column_widget(clist, pos, hbox);
2354         }
2355 }
2356
2357 void summary_reflect_prefs(void)
2358 {
2359         static gchar *last_font = NULL;
2360         gboolean update_font = TRUE;
2361         SummaryView *summaryview = NULL;
2362
2363         if (!mainwindow_get_mainwindow())
2364                 return;
2365         summaryview = mainwindow_get_mainwindow()->summaryview;
2366
2367         if (last_font && !strcmp(last_font, NORMAL_FONT))
2368                 update_font = FALSE;
2369
2370         g_free(last_font);
2371
2372         last_font = g_strdup(NORMAL_FONT);
2373
2374         if (update_font) {
2375                 bold_style = bold_marked_style = bold_deleted_style =
2376                         small_style = small_marked_style = small_deleted_style = NULL;
2377                 summary_set_fonts(summaryview);
2378         }
2379
2380         summary_set_column_titles(summaryview);
2381         summary_show(summaryview, summaryview->folder_item);
2382 }
2383
2384 void summary_sort(SummaryView *summaryview,
2385                   FolderSortKey sort_key, FolderSortType sort_type)
2386 {
2387         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2388         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2389         GtkCListCompareFunc cmp_func = NULL;
2390         START_TIMING("summary_sort");
2391         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2392                                        G_CALLBACK(summary_tree_expanded), summaryview);
2393         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2394
2395         switch (sort_key) {
2396         case SORT_BY_MARK:
2397                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2398                 break;
2399         case SORT_BY_STATUS:
2400                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2401                 break;
2402         case SORT_BY_MIME:
2403                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2404                 break;
2405         case SORT_BY_NUMBER:
2406                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2407                 break;
2408         case SORT_BY_SIZE:
2409                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2410                 break;
2411         case SORT_BY_DATE:
2412                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2413                 break;
2414         case SORT_BY_FROM:
2415                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2416                 break;
2417         case SORT_BY_SUBJECT:
2418                 if (summaryview->simplify_subject_preg)
2419                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2420                 else
2421                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2422                 break;
2423         case SORT_BY_SCORE:
2424                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2425                 break;
2426         case SORT_BY_LABEL:
2427                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2428                 break;
2429         case SORT_BY_TO:
2430                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2431                 break;
2432         case SORT_BY_LOCKED:
2433                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2434                 break;
2435         case SORT_BY_NONE:
2436                 break;
2437         default:
2438                 goto unlock;
2439         }
2440
2441         summaryview->sort_key = sort_key;
2442         summaryview->sort_type = sort_type;
2443
2444         summary_set_column_titles(summaryview);
2445         summary_set_menu_sensitive(summaryview);
2446
2447         /* allow fallback to don't sort */
2448         if (summaryview->sort_key == SORT_BY_NONE)
2449                 goto unlock;
2450
2451         if (cmp_func != NULL) {
2452                 debug_print("Sorting summary...");
2453                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2454
2455                 main_window_cursor_wait(summaryview->mainwin);
2456
2457                 gtk_clist_freeze(clist);
2458                 gtk_clist_set_compare_func(clist, cmp_func);
2459
2460                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2461                 gtk_sctree_sort_recursive(ctree, NULL);
2462
2463                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2464
2465                 main_window_cursor_normal(summaryview->mainwin);
2466                 gtk_clist_thaw(clist);
2467
2468                 debug_print("done.\n");
2469                 STATUSBAR_POP(summaryview->mainwin);
2470         }
2471 unlock:
2472         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2473         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2474                                        G_CALLBACK(summary_tree_expanded), summaryview);
2475         END_TIMING();
2476 }
2477
2478 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2479                                    GtkCTreeNode *cnode, gpointer data)
2480 {
2481         SummaryView *summaryview = (SummaryView *)data;
2482         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2483         gchar *text[N_SUMMARY_COLS];
2484         gint *col_pos = summaryview->col_pos;
2485         const gchar *msgid = msginfo->msgid;
2486         GHashTable *msgid_table = summaryview->msgid_table;
2487
2488         summary_set_header(summaryview, text, msginfo);
2489
2490         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2491                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2492 #define SET_TEXT(col) {                                         \
2493         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2494                                 text[col_pos[col]]);            \
2495 }
2496
2497         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2498                 SET_TEXT(S_COL_NUMBER);
2499         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2500                 SET_TEXT(S_COL_SCORE);
2501         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2502                 SET_TEXT(S_COL_SIZE);
2503         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2504                 SET_TEXT(S_COL_DATE);
2505         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2506                 SET_TEXT(S_COL_FROM);
2507         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2508                 SET_TEXT(S_COL_TO);
2509
2510 #undef SET_TEXT
2511
2512         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2513         summary_set_marks_func(ctree, cnode, summaryview);
2514
2515         if (msgid && msgid[0] != '\0')
2516                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2517
2518         return TRUE;
2519 }
2520
2521 static void summary_set_ctree_from_list(SummaryView *summaryview,
2522                                         GSList *mlist)
2523 {
2524         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2525         MsgInfo *msginfo;
2526         GtkCTreeNode *node = NULL;
2527         GHashTable *msgid_table;
2528         GHashTable *subject_table;
2529         GSList * cur;
2530         START_TIMING("summary_set_ctree_from_list");
2531
2532         if (!mlist) return;
2533
2534         debug_print("\tSetting summary from message data...");
2535         STATUSBAR_PUSH(summaryview->mainwin,
2536                        _("Setting summary from message data..."));
2537         gdk_flush();
2538
2539         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2540                                        G_CALLBACK(summary_tree_expanded), summaryview);
2541
2542         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2543         summaryview->msgid_table = msgid_table;
2544         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2545         summaryview->subject_table = subject_table;
2546
2547         if (prefs_common.use_addr_book)
2548                 start_address_completion(NULL);
2549
2550         if (summaryview->threaded) {
2551                 GNode *root, *gnode;
2552                 START_TIMING("summaryview_set_ctree_from_list(1)");
2553                 root = procmsg_get_thread_tree(mlist);
2554
2555                 for (gnode = root->children; gnode != NULL;
2556                      gnode = gnode->next) {
2557                         node = gtk_sctree_insert_gnode
2558                                 (ctree, NULL, node, gnode,
2559                                  summary_insert_gnode_func, summaryview);
2560                 }
2561
2562                 g_node_destroy(root);
2563
2564                 END_TIMING();
2565         } else {
2566                 gchar *text[N_SUMMARY_COLS];
2567                 START_TIMING("summaryview_set_ctree_from_list(2)");
2568                 cur = mlist;
2569                 for (; mlist != NULL; mlist = mlist->next) {
2570                         msginfo = (MsgInfo *)mlist->data;
2571
2572                         summary_set_header(summaryview, text, msginfo);
2573
2574                         node = gtk_sctree_insert_node
2575                                 (ctree, NULL, node, text, 2,
2576                                  NULL, NULL, NULL, NULL,
2577                                  FALSE, FALSE);
2578
2579                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2580                         summary_set_marks_func(ctree, node, summaryview);
2581
2582                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2583                                 g_hash_table_insert(msgid_table,
2584                                                     msginfo->msgid, node);
2585
2586                         subject_table_insert(subject_table,
2587                                              msginfo->subject,
2588                                              node);
2589                 }
2590                 mlist = cur;
2591                 END_TIMING();
2592         }
2593
2594         if (prefs_common.enable_hscrollbar &&
2595             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2596                 gint optimal_width;
2597
2598                 optimal_width = gtk_clist_optimal_column_width
2599                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2600                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2601                                            summaryview->col_pos[S_COL_SUBJECT],
2602                                            optimal_width);
2603         }
2604
2605         if (prefs_common.use_addr_book)
2606                 end_address_completion();
2607
2608         debug_print("done.\n");
2609         STATUSBAR_POP(summaryview->mainwin);
2610         if (debug_get_mode()) {
2611                 debug_print("\tmsgid hash table size = %d\n",
2612                             g_hash_table_size(msgid_table));
2613                 debug_print("\tsubject hash table size = %d\n",
2614                             g_hash_table_size(subject_table));
2615         }
2616
2617         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2618
2619         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2620
2621         if (prefs_common.bold_unread) {
2622                 START_TIMING("summaryview_set_ctree_from_list(3)");
2623                 while (node) {
2624                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2625                         if (GTK_CTREE_ROW(node)->children)
2626                                 summary_set_row_marks(summaryview, node);
2627                         node = next;
2628                 }
2629                 END_TIMING();
2630         }
2631
2632         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2633                                        G_CALLBACK(summary_tree_expanded), summaryview);
2634         END_TIMING();
2635 }
2636
2637 static gchar *summary_complete_address(const gchar *addr)
2638 {
2639         gint count;
2640         gchar *res, *tmp, *email_addr;
2641
2642         if (addr == NULL)
2643                 return NULL;
2644
2645         Xstrdup_a(email_addr, addr, return NULL);
2646         extract_address(email_addr);
2647         if (!*email_addr)
2648                 return NULL;
2649
2650         /*
2651          * completion stuff must be already initialized
2652          */
2653         res = NULL;
2654         if (1 < (count = complete_address(email_addr))) {
2655                 tmp = get_complete_address(1);
2656                 res = procheader_get_fromname(tmp);
2657                 g_free(tmp);
2658         }
2659
2660         return res;
2661 }
2662
2663 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2664                                MsgInfo *msginfo)
2665 {
2666         static gchar date_modified[80];
2667         static gchar col_score[11];
2668         static gchar buf[BUFFSIZE];
2669         gint *col_pos = summaryview->col_pos;
2670         gchar *from_text = NULL, *to_text = NULL;
2671         gboolean should_swap = FALSE;
2672
2673         text[col_pos[S_COL_FROM]]   = "";
2674         text[col_pos[S_COL_TO]]     = "";
2675         text[col_pos[S_COL_SUBJECT]]= "";
2676         text[col_pos[S_COL_MARK]]   = "";
2677         text[col_pos[S_COL_STATUS]] = "";
2678         text[col_pos[S_COL_MIME]]   = "";
2679         text[col_pos[S_COL_LOCKED]] = "";
2680         text[col_pos[S_COL_DATE]]   = "";
2681         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2682                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2683         else
2684                 text[col_pos[S_COL_NUMBER]] = "";
2685
2686         /* slow! */
2687         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2688                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2689         else
2690                 text[col_pos[S_COL_SIZE]] = "";
2691
2692         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2693                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2694         else
2695                 text[col_pos[S_COL_SCORE]] = "";
2696
2697         /* slow! */
2698         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2699                 if (msginfo->date_t) {
2700                         procheader_date_get_localtime(date_modified,
2701                                                       sizeof(date_modified),
2702                                                       msginfo->date_t);
2703                         text[col_pos[S_COL_DATE]] = date_modified;
2704                 } else if (msginfo->date)
2705                         text[col_pos[S_COL_DATE]] = msginfo->date;
2706                 else
2707                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2708         }
2709
2710         if (prefs_common.swap_from && msginfo->from && msginfo->to
2711         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2712                 gchar *addr = NULL;
2713
2714                 addr = g_strdup(msginfo->from);
2715
2716                 if (addr) {
2717                         extract_address(addr);
2718                         if (account_find_from_address(addr)) {
2719                                 should_swap = TRUE;
2720                         }
2721                         g_free(addr);
2722                 }
2723         }
2724
2725         if (!prefs_common.use_addr_book) {
2726                 from_text = msginfo->fromname ?
2727                                 msginfo->fromname :
2728                                 _("(No From)");
2729         } else {
2730                 gchar buf[BUFFSIZE];
2731                 gchar *tmp = summary_complete_address(msginfo->from);
2732                 if (tmp) {
2733                         strncpy2(buf, tmp, sizeof(buf));
2734                         g_free(tmp);
2735                         from_text = buf;
2736                 } else {
2737                         from_text = (msginfo->fromname) ?
2738                                         msginfo->fromname:
2739                                         _("(No From)");
2740                 }
2741         }
2742
2743         to_text = msginfo->to ? msginfo->to :
2744                    (msginfo->cc ? msginfo->cc :
2745                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2746                      )
2747                    );
2748
2749         text[col_pos[S_COL_TO]] = to_text;
2750         if (!should_swap) {
2751                 text[col_pos[S_COL_FROM]] = from_text;
2752         } else {
2753                 gchar tmp[BUFFSIZE];
2754                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2755                 tmp[BUFFSIZE-1]='\0';
2756                 text[col_pos[S_COL_FROM]] = tmp;
2757         }
2758
2759         if (summaryview->simplify_subject_preg != NULL)
2760                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2761                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2762                                         summaryview->simplify_subject_preg) :
2763                         _("(No Subject)");
2764         else
2765                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2766                         _("(No Subject)");
2767 }
2768
2769 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2770 {
2771         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2772 }
2773
2774 static gboolean defer_change(gpointer data);
2775 typedef struct _ChangeData {
2776         MsgInfo *info;
2777         gint op; /* 0, 1, 2 for unset, set, change */
2778         MsgPermFlags set_flags;
2779         MsgTmpFlags  set_tmp_flags;
2780         MsgPermFlags unset_flags;
2781         MsgTmpFlags  unset_tmp_flags;
2782 } ChangeData;
2783
2784 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2785 {
2786         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2787                 debug_print("flags: doing unset now\n");
2788                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2789         } else {
2790                 ChangeData *unset_data = g_new0(ChangeData, 1);
2791                 unset_data->info = msginfo;
2792                 unset_data->op = 0;
2793                 unset_data->unset_flags = flags;
2794                 unset_data->unset_tmp_flags = tmp_flags;
2795                 debug_print("flags: deferring unset\n");
2796                 g_timeout_add(100, defer_change, unset_data);
2797         }
2798 }
2799
2800 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2801 {
2802         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2803                 debug_print("flags: doing set now\n");
2804                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2805         } else {
2806                 ChangeData *set_data = g_new0(ChangeData, 1);
2807                 set_data->info = msginfo;
2808                 set_data->op = 1;
2809                 set_data->set_flags = flags;
2810                 set_data->set_tmp_flags = tmp_flags;
2811                 debug_print("flags: deferring set\n");
2812                 g_timeout_add(100, defer_change, set_data);
2813         }
2814 }
2815
2816 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2817                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2818                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2819 {
2820         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2821                 debug_print("flags: doing change now\n");
2822                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2823                         rem_flags, rem_tmp_flags);
2824         } else {
2825                 ChangeData *change_data = g_new0(ChangeData, 1);
2826                 change_data->info = msginfo;
2827                 change_data->op = 2;
2828                 change_data->set_flags = add_flags;
2829                 change_data->set_tmp_flags = add_tmp_flags;
2830                 change_data->unset_flags = rem_flags;
2831                 change_data->unset_tmp_flags = rem_tmp_flags;
2832                 debug_print("flags: deferring change\n");
2833                 g_timeout_add(100, defer_change, change_data);
2834         }
2835 }
2836
2837 gboolean defer_change(gpointer data)
2838 {
2839         ChangeData *chg = (ChangeData *)data;
2840         if (chg->info->folder && chg->info->folder->processing_pending) {
2841                 debug_print("flags: trying later\n");
2842                 return TRUE; /* try again */
2843         } else {
2844                 debug_print("flags: finally doing it\n");
2845                 switch(chg->op) {
2846                 case 0:
2847                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2848                         break;
2849                 case 1:
2850                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2851                         break;
2852                 case 2:
2853                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2854                                 chg->unset_flags, chg->unset_tmp_flags);
2855                         break;
2856                 default:
2857                         g_warning("shouldn't happen\n");
2858                 }
2859                 g_free(chg);
2860         }
2861         return FALSE;
2862 }
2863
2864 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2865                                       GtkCTreeNode *row)
2866 {
2867         g_return_if_fail(summaryview != NULL);
2868         g_return_if_fail(msginfo != NULL);
2869         g_return_if_fail(row != NULL);
2870
2871         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2872                 summary_msginfo_unset_flags
2873                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2874                 summary_set_row_marks(summaryview, row);
2875                 summary_status_show(summaryview);
2876         }
2877 }
2878
2879 typedef struct  {
2880         MsgInfo *msginfo;
2881         SummaryView *summaryview;
2882         GtkCTreeNode *row;
2883 } MarkAsReadData;
2884
2885 static int msginfo_mark_as_read_timeout(void *data)
2886 {
2887         MarkAsReadData *mdata = (MarkAsReadData *)data;
2888         if (!mdata)
2889                 return FALSE;
2890
2891         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2892                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2893                                      mdata->row);
2894
2895         g_free(mdata);
2896
2897         return FALSE;
2898 }
2899
2900 static void summary_display_msg_full(SummaryView *summaryview,
2901                                      GtkCTreeNode *row,
2902                                      gboolean new_window, gboolean all_headers)
2903 {
2904         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2905         MsgInfo *msginfo;
2906         gint val;
2907         START_TIMING("summary_display_msg_full");
2908         if (!new_window) {
2909                 if (summaryview->displayed == row)
2910                         return;
2911                 else
2912                         summaryview->messageview->filtered = FALSE;
2913         }
2914         g_return_if_fail(row != NULL);
2915
2916         if (summary_is_locked(summaryview)) return;
2917         summary_lock(summaryview);
2918
2919         STATUSBAR_POP(summaryview->mainwin);
2920         GTK_EVENTS_FLUSH();
2921
2922         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2923
2924         g_return_if_fail(msginfo);
2925
2926         if (new_window) {
2927                 MessageView *msgview;
2928
2929                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2930                 val = messageview_show(msgview, msginfo, all_headers);
2931         } else {
2932                 MessageView *msgview;
2933
2934                 msgview = summaryview->messageview;
2935                 summaryview->last_displayed = summaryview->displayed;
2936                 summaryview->displayed = row;
2937                 if (!messageview_is_visible(msgview)) {
2938                         main_window_toggle_message_view(summaryview->mainwin);
2939                         GTK_EVENTS_FLUSH();
2940                 }
2941                 val = messageview_show(msgview, msginfo, all_headers);
2942                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2943                         gtk_widget_grab_focus(summaryview->ctree);
2944                 gtkut_ctree_node_move_if_on_the_edge(ctree, row,
2945                         GTK_CLIST(summaryview->ctree)->focus_row);
2946         }
2947
2948         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2949                 if (prefs_common.mark_as_read_delay) {
2950                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2951                         data->summaryview = summaryview;
2952                         data->msginfo = msginfo;
2953                         data->row = row;
2954                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2955                                 msginfo_mark_as_read_timeout, data);
2956                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2957                         msginfo_mark_as_read(summaryview, msginfo, row);
2958                 }
2959         }
2960
2961         summary_set_menu_sensitive(summaryview);
2962         toolbar_main_set_sensitive(summaryview->mainwin);
2963         messageview_set_menu_sensitive(summaryview->messageview);
2964
2965         summary_unlock(summaryview);
2966         END_TIMING();
2967 }
2968
2969 void summary_display_msg_selected(SummaryView *summaryview,
2970                                   gboolean all_headers)
2971 {
2972         if (summary_is_locked(summaryview)) return;
2973         summaryview->displayed = NULL;
2974         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2975                                  all_headers);
2976 }
2977
2978 void summary_redisplay_msg(SummaryView *summaryview)
2979 {
2980         GtkCTreeNode *node;
2981
2982         if (summaryview->displayed) {
2983                 node = summaryview->displayed;
2984                 summaryview->displayed = NULL;
2985                 summary_display_msg(summaryview, node);
2986         }
2987 }
2988
2989 void summary_open_msg(SummaryView *summaryview)
2990 {
2991         if (!summaryview->selected) return;
2992
2993         /* CLAWS: if separate message view, don't open a new window
2994          * but rather use the current separated message view */
2995         summary_display_msg_full(summaryview, summaryview->selected,
2996                                  prefs_common.sep_msg ? FALSE : TRUE,
2997                                  FALSE);
2998 }
2999
3000 void summary_view_source(SummaryView * summaryview)
3001 {
3002         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3003         MsgInfo *msginfo;
3004         SourceWindow *srcwin;
3005
3006         if (!summaryview->selected) return;
3007
3008         srcwin = source_window_create();
3009         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3010         source_window_show_msg(srcwin, msginfo);
3011         source_window_show(srcwin);
3012 }
3013
3014 void summary_reedit(SummaryView *summaryview)
3015 {
3016         MsgInfo *msginfo;
3017
3018         if (!summaryview->selected) return;
3019         if (!summaryview->folder_item) return;
3020         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3021                 return;
3022
3023         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3024                                               summaryview->selected);
3025         if (!msginfo) return;
3026
3027         compose_reedit(msginfo, FALSE);
3028 }
3029
3030 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3031 {
3032         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3033         GtkCTreeNode *node;
3034
3035         if (summary_is_locked(summaryview)
3036         && !GTK_SCTREE(ctree)->selecting_range
3037         && summaryview->messageview->mimeview
3038         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3039         && summaryview->messageview->mimeview->textview->loading) {
3040                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3041                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3042
3043                 data->ctree = ctree;
3044                 data->row = NULL;
3045                 data->node = NULL;
3046                 data->type = type;
3047                 data->summaryview = summaryview;
3048                 debug_print("postponing open of message till end of load\n");
3049                 g_timeout_add(100, summary_select_retry, data);
3050                 return FALSE;
3051         }
3052         if (summary_is_locked(summaryview))
3053                 return FALSE;
3054         if (type == GTK_SCROLL_STEP_FORWARD) {
3055                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3056                 if (node)
3057                         gtkut_ctree_expand_parent_all(ctree, node);
3058                 else
3059                         return FALSE;
3060         } else {
3061                 if (summaryview->selected) {
3062                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3063                         if (!node) return FALSE;
3064                 }
3065         }
3066
3067         if (messageview_is_visible(summaryview->messageview))
3068                 summaryview->display_msg = TRUE;
3069
3070         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3071
3072         if (GTK_CLIST(ctree)->selection)
3073                 gtk_sctree_set_anchor_row
3074                         (GTK_SCTREE(ctree),
3075                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3076
3077         return TRUE;
3078 }
3079
3080 void summary_toggle_view(SummaryView *summaryview)
3081 {
3082         if (!messageview_is_visible(summaryview->messageview) &&
3083             summaryview->selected)
3084                 summary_display_msg(summaryview,
3085                                     summaryview->selected);
3086         else
3087                 main_window_toggle_message_view(summaryview->mainwin);
3088 }
3089
3090 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3091                                                 GtkCTreeNode *node)
3092 {
3093         MsgInfo *msginfo;
3094
3095         if (node) {
3096                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3097                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3098                         return TRUE;
3099                 node = GTK_CTREE_ROW(node)->children;
3100         } else
3101                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3102
3103         while (node) {
3104                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3105                         return TRUE;
3106                 node = GTK_CTREE_ROW(node)->sibling;
3107         }
3108
3109         return FALSE;
3110 }
3111
3112 static gboolean summary_have_unread_children(SummaryView *summaryview,
3113                                              GtkCTreeNode *node)
3114 {
3115         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3116
3117         if (!node) return FALSE;
3118
3119         node = GTK_CTREE_ROW(node)->children;
3120
3121         while (node) {
3122                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3123                         return TRUE;
3124                 node = GTK_CTREE_ROW(node)->sibling;
3125         }
3126         return FALSE;
3127 }
3128
3129 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3130 {
3131         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3132         GtkStyle *style = NULL;
3133         MsgInfo *msginfo;
3134         MsgFlags flags;
3135         gint *col_pos = summaryview->col_pos;
3136
3137         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3138         if (!msginfo) return;
3139
3140         flags = msginfo->flags;
3141
3142         gtk_ctree_node_set_foreground(ctree, row, NULL);
3143
3144         /* set new/unread column */
3145         if (MSG_IS_IGNORE_THREAD(flags)) {
3146                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3147                                           ignorethreadxpm, ignorethreadxpmmask);
3148         } else if (MSG_IS_SPAM(flags)) {
3149                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3150                                           spamxpm, spamxpmmask);
3151         } else if (MSG_IS_NEW(flags)) {
3152                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3153                                           newxpm, newxpmmask);
3154         } else if (MSG_IS_UNREAD(flags)) {
3155                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3156                                           unreadxpm, unreadxpmmask);
3157         } else if (MSG_IS_REPLIED(flags)) {
3158                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3159                                           repliedxpm, repliedxpmmask);
3160         } else if (MSG_IS_FORWARDED(flags)) {
3161                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3162                                           forwardedxpm, forwardedxpmmask);
3163         } else {
3164                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3165                                         "");
3166         }
3167
3168         if (prefs_common.bold_unread &&
3169             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3170              (!GTK_CTREE_ROW(row)->expanded &&
3171               GTK_CTREE_ROW(row)->children &&
3172               summary_have_unread_children(summaryview, row))))
3173                 style = bold_style;
3174
3175         /* set mark column */
3176         if (MSG_IS_DELETED(flags)) {
3177                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3178                                           deletedxpm, deletedxpmmask);
3179                 if (style)
3180                         style = bold_deleted_style;
3181                 else {
3182                         style = small_deleted_style;
3183                 }
3184                         gtk_ctree_node_set_foreground
3185                                 (ctree, row, &summaryview->color_dim);
3186         } else if (MSG_IS_MARKED(flags)) {
3187                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3188                                           markxpm, markxpmmask);
3189         } else if (MSG_IS_MOVE(flags)) {
3190                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3191                                           movedxpm, movedxpmmask);
3192                 if (style)
3193                         style = bold_marked_style;
3194