src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static void summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_subject_clicked     (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_score_clicked       (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_locked_clicked      (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321
 322 static void summary_start_drag          (GtkWidget        *widget,
 323                                          int button,
 324                                          GdkEvent *event,
 325                                          SummaryView      *summaryview);
 326 static void summary_drag_data_get       (GtkWidget        *widget,
 327                                          GdkDragContext   *drag_context,
 328                                          GtkSelectionData *selection_data,
 329                                          guint             info,
 330                                          guint             time,
 331                                          SummaryView      *summaryview);
 332
 333 /* custom compare functions for sorting */
 334
 335 static gint summary_cmp_by_mark         (GtkCList               *clist,
 336                                          gconstpointer           ptr1,
 337                                          gconstpointer           ptr2);
 338 static gint summary_cmp_by_status       (GtkCList               *clist,
 339                                          gconstpointer           ptr1,
 340                                          gconstpointer           ptr2);
 341 static gint summary_cmp_by_mime         (GtkCList               *clist,
 342                                          gconstpointer           ptr1,
 343                                          gconstpointer           ptr2);
 344 static gint summary_cmp_by_num          (GtkCList               *clist,
 345                                          gconstpointer           ptr1,
 346                                          gconstpointer           ptr2);
 347 static gint summary_cmp_by_size         (GtkCList               *clist,
 348                                          gconstpointer           ptr1,
 349                                          gconstpointer           ptr2);
 350 static gint summary_cmp_by_date         (GtkCList               *clist,
 351                                          gconstpointer           ptr1,
 352                                          gconstpointer           ptr2);
 353 static gint summary_cmp_by_from         (GtkCList               *clist,
 354                                          gconstpointer           ptr1,
 355                                          gconstpointer           ptr2);
 356 static gint summary_cmp_by_simplified_subject
 357                                         (GtkCList               *clist,
 358                                          gconstpointer           ptr1,
 359                                          gconstpointer           ptr2);
 360 static gint summary_cmp_by_score        (GtkCList               *clist,
 361                                          gconstpointer           ptr1,
 362                                          gconstpointer           ptr2);
 363 static gint summary_cmp_by_label        (GtkCList               *clist,
 364                                          gconstpointer           ptr1,
 365                                          gconstpointer           ptr2);
 366 static gint summary_cmp_by_to           (GtkCList               *clist,
 367                                          gconstpointer           ptr1,
 368                                          gconstpointer           ptr2);
 369 static gint summary_cmp_by_subject      (GtkCList               *clist,
 370                                          gconstpointer           ptr1,
 371                                          gconstpointer           ptr2);
 372 static gint summary_cmp_by_locked       (GtkCList               *clist,
 373                                          gconstpointer           ptr1,
 374                                          gconstpointer           ptr2);
 375
 376 static void news_flag_crosspost         (MsgInfo *msginfo);
 377
 378 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 379                                          gpointer        data);
 380 static void tog_searchbar_cb            (GtkWidget      *w,
 381                                          gpointer        data);
 382
 383 static void summary_find_answers        (SummaryView    *summaryview,
 384                                          MsgInfo        *msg);
 385
 386 static gboolean summary_update_msg      (gpointer source, gpointer data);
 387
 388 GtkTargetEntry summary_drag_types[1] =
 389 {
 390         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 391 };
 392
 393 static GtkItemFactoryEntry summary_popup_entries[] =
 394 {
 395         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 396         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 397         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 398         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 399         {N_("/Repl_y to/mailing _list"),
 400                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 401         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 402         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 403         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 404         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 407         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 408         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 409         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 410         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 411         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 412         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 413         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 414         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 415         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 416         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 417         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 418         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 419         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 420         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 421         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 422         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 423         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 424
 425         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 426         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 427         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 428         {N_("/Add sender to address boo_k"),
 429                                         NULL, summary_add_address_cb, 0, NULL},
 430         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 431         {N_("/Create f_ilter rule/_Automatically"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 433         {N_("/Create f_ilter rule/by _From"),
 434                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 435         {N_("/Create f_ilter rule/by _To"),
 436                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 437         {N_("/Create f_ilter rule/by _Subject"),
 438                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 439         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 440         {N_("/Create processing rule/_Automatically"),
 441                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 442         {N_("/Create processing rule/by _From"),
 443                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 444         {N_("/Create processing rule/by _To"),
 445                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 446         {N_("/Create processing rule/by _Subject"),
 447                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 448         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 449         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 450         {N_("/_View/Open in new _window"),
 451                                         "<control><alt>N", summary_open_msg,    0, NULL},
 452         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 453         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 454 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 455
 456 static const gchar *const col_label[N_SUMMARY_COLS] = {
 457         N_("M"),        /* S_COL_MARK    */
 458         N_("S"),        /* S_COL_STATUS  */
 459         "",             /* S_COL_MIME    */
 460         N_("Subject"),  /* S_COL_SUBJECT */
 461         N_("From"),     /* S_COL_FROM    */
 462         N_("Date"),     /* S_COL_DATE    */
 463         N_("Size"),     /* S_COL_SIZE    */
 464         N_("No."),      /* S_COL_NUMBER  */
 465         N_("Score"),    /* S_COL_SCORE   */
 466         N_("L")         /* S_COL_LOCKED  */
 467 };
 468
 469 #define START_LONG_OPERATION(summaryview) {                     \
 470         summary_lock(summaryview);                              \
 471         main_window_cursor_wait(summaryview->mainwin);          \
 472         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 473         folder_item_update_freeze();                            \
 474         inc_lock();                                             \
 475 }
 476 #define END_LONG_OPERATION(summaryview) {                       \
 477         inc_unlock();                                           \
 478         folder_item_update_thaw();                              \
 479         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 480         main_window_cursor_normal(summaryview->mainwin);        \
 481         summary_unlock(summaryview);                            \
 482 }
 483
 484 SummaryView *summary_create(void)
 485 {
 486         SummaryView *summaryview;
 487         GtkWidget *vbox;
 488         GtkWidget *scrolledwin;
 489         GtkWidget *ctree;
 490         GtkWidget *hbox;
 491         GtkWidget *hbox_l;
 492         GtkWidget *statlabel_folder;
 493         GtkWidget *statlabel_select;
 494         GtkWidget *statlabel_msgs;
 495         GtkWidget *hbox_spc;
 496         GtkWidget *toggle_eventbox;
 497         GtkWidget *toggle_arrow;
 498         GtkWidget *popupmenu;
 499         GtkWidget *toggle_search;
 500         GtkTooltips *search_tip;
 501         GtkItemFactory *popupfactory;
 502         gint n_entries;
 503         QuickSearch *quicksearch;
 504
 505         debug_print("Creating summary view...\n");
 506         summaryview = g_new0(SummaryView, 1);
 507
 508 #define SUMMARY_VBOX_SPACING 3
 509         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 510
 511         /* create status label */
 512         hbox = gtk_hbox_new(FALSE, 0);
 513         gtk_widget_show(hbox);
 514
 515         search_tip = gtk_tooltips_new();
 516         toggle_search = gtk_toggle_button_new();
 517         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 518                                      prefs_common.show_searchbar);
 519         gtk_widget_show(toggle_search);
 520
 521         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 522                              toggle_search,
 523                              _("Toggle quick-search bar"), NULL);
 524
 525         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 526
 527         hbox_l = gtk_hbox_new(FALSE, 0);
 528         gtk_widget_show(hbox_l);
 529         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 530
 531         statlabel_folder = gtk_label_new("");
 532         gtk_widget_show(statlabel_folder);
 533         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 534         statlabel_select = gtk_label_new("");
 535         gtk_widget_show(statlabel_select);
 536         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 537
 538         /* toggle view button */
 539         toggle_eventbox = gtk_event_box_new();
 540         gtk_widget_show(toggle_eventbox);
 541         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 542         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 543         gtk_widget_show(toggle_arrow);
 544         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 545         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 546                          G_CALLBACK(summary_toggle_pressed),
 547                          summaryview);
 548
 549
 550         statlabel_msgs = gtk_label_new("");
 551         gtk_widget_show(statlabel_msgs);
 552         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 553
 554         hbox_spc = gtk_hbox_new(FALSE, 0);
 555         gtk_widget_show(hbox_spc);
 556         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 557
 558         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 559         gtk_widget_show(scrolledwin);
 560         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 561                                        GTK_POLICY_AUTOMATIC,
 562                                        GTK_POLICY_AUTOMATIC);
 563         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 564         gtk_widget_set_size_request(vbox,
 565                              prefs_common.summaryview_width,
 566                              prefs_common.summaryview_height);
 567
 568         ctree = summary_ctree_create(summaryview);
 569         gtk_widget_show(ctree);
 570
 571         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 572                                             GTK_CLIST(ctree)->hadjustment);
 573         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 574                                             GTK_CLIST(ctree)->vadjustment);
 575         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 576
 577         /* status label */
 578         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 579
 580         /* quick search */
 581         quicksearch = quicksearch_new();
 582         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 583
 584         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 585
 586         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 587                           G_CALLBACK(tog_searchbar_cb), summaryview);
 588
 589         /* create popup menu */
 590         n_entries = sizeof(summary_popup_entries) /
 591                 sizeof(summary_popup_entries[0]);
 592         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 593                                       "<SummaryView>", &popupfactory,
 594                                       summaryview);
 595
 596         summaryview->vbox = vbox;
 597         summaryview->scrolledwin = scrolledwin;
 598         summaryview->ctree = ctree;
 599         summaryview->hbox = hbox;
 600         summaryview->hbox_l = hbox_l;
 601         summaryview->statlabel_folder = statlabel_folder;
 602         summaryview->statlabel_select = statlabel_select;
 603         summaryview->statlabel_msgs = statlabel_msgs;
 604         summaryview->toggle_eventbox = toggle_eventbox;
 605         summaryview->toggle_arrow = toggle_arrow;
 606         summaryview->toggle_search = toggle_search;
 607         summaryview->popupmenu = popupmenu;
 608         summaryview->popupfactory = popupfactory;
 609         summaryview->lock_count = 0;
 610         summaryview->msginfo_update_callback_id =
 611                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 612
 613         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 614
 615         summaryview->quicksearch = quicksearch;
 616
 617         /* CLAWS: need this to get the SummaryView * from
 618          * the CList */
 619         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 620
 621         gtk_widget_show_all(vbox);
 622
 623         gtk_widget_show(vbox);
 624
 625         if (prefs_common.show_searchbar)
 626                 quicksearch_show(quicksearch);
 627         else
 628                 quicksearch_hide(quicksearch);
 629
 630         return summaryview;
 631 }
 632
 633 void summary_init(SummaryView *summaryview)
 634 {
 635         GtkWidget *pixmap;
 636         PangoFontDescription *font_desc;
 637         gint size;
 638
 639         gtk_widget_realize(summaryview->ctree);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 641                          &markxpm, &markxpmmask);
 642         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 643                          &deletedxpm, &deletedxpmmask);
 644         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 645                          &newxpm, &newxpmmask);
 646         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 647                          &unreadxpm, &unreadxpmmask);
 648         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 649                          &repliedxpm, &repliedxpmmask);
 650         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 651                          &forwardedxpm, &forwardedxpmmask);
 652         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 653                          &clipxpm, &clipxpmmask);
 654         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 655                          &lockedxpm, &lockedxpmmask);
 656         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 657                          &ignorethreadxpm, &ignorethreadxpmmask);
 658         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 659                          &clipkeyxpm, &clipkeyxpmmask);
 660         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 661                          &keyxpm, &keyxpmmask);
 662         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 663                          &gpgsignedxpm, &gpgsignedxpmmask);
 664         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 665                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 666
 667         font_desc = pango_font_description_from_string(NORMAL_FONT);
 668         gtk_widget_modify_font(summaryview->ctree, font_desc);
 669         pango_font_description_free(font_desc);
 670
 671         if (!bold_style) {
 672                 bold_style = gtk_style_copy
 673                         (gtk_widget_get_style(summaryview->ctree));
 674                 font_desc = pango_font_description_from_string(BOLD_FONT);
 675                 if (font_desc) {
 676                         pango_font_description_free(bold_style->font_desc);
 677                         bold_style->font_desc = font_desc;
 678                 }
 679
 680                 pango_font_description_set_weight
 681                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 682                 bold_marked_style = gtk_style_copy(bold_style);
 683                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 684                         summaryview->color_marked;
 685                 bold_deleted_style = gtk_style_copy(bold_style);
 686                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 687                         summaryview->color_dim;
 688         }
 689
 690         font_desc = pango_font_description_new();
 691         size = pango_font_description_get_size
 692                 (summaryview->statlabel_folder->style->font_desc);
 693         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 694         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 695         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 696         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 697         pango_font_description_free(font_desc);
 698
 699         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 700         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 701         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 702         gtk_widget_show(pixmap);
 703         summaryview->folder_pixmap = pixmap;
 704
 705         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 706         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 707         gtk_widget_show(pixmap);
 708         summaryview->quick_search_pixmap = pixmap;
 709
 710         /* Init summaryview prefs */
 711         summaryview->sort_key = SORT_BY_NONE;
 712         summaryview->sort_type = SORT_ASCENDING;
 713
 714         /* Init summaryview extra data */
 715         summaryview->simplify_subject_preg = NULL;
 716
 717         summary_clear_list(summaryview);
 718         summary_set_column_titles(summaryview);
 719         summary_colorlabel_menu_create(summaryview);
 720         summary_set_menu_sensitive(summaryview);
 721
 722 }
 723
 724 #if 0
 725 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 726                                                  GtkCTreeNode *current_node)
 727 {
 728         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 729         GtkCTreeNode *node;
 730         MsgInfo *msginfo;
 731         gint best_score = MIN_SCORE;
 732         GtkCTreeNode *best_node = NULL;
 733
 734         if (current_node)
 735                 /*node = current_node;*/
 736                 node = GTK_CTREE_NODE_NEXT(current_node);
 737         else
 738                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 739
 740         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 741                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 742                 if (msginfo->score >= summaryview->important_score)
 743                         break;
 744                 if (msginfo->score > best_score) {
 745                         best_score = msginfo->score;
 746                         best_node = node;
 747                 }
 748         }
 749
 750         if (node != NULL)
 751                 return node;
 752         else
 753                 return best_node;
 754 }
 755
 756 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 757                                                  GtkCTreeNode *current_node)
 758 {
 759         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 760         GtkCTreeNode *node;
 761         MsgInfo *msginfo;
 762         gint best_score = MIN_SCORE;
 763         GtkCTreeNode *best_node = NULL;
 764
 765         if (current_node)
 766                 /*node = current_node;*/
 767                 node = GTK_CTREE_NODE_PREV(current_node);
 768         else
 769                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 770
 771         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 772                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 773                 if (msginfo->score >= summaryview->important_score)
 774                         break;
 775                 if (msginfo->score > best_score) {
 776                         best_score = msginfo->score;
 777                         best_node = node;
 778                 }
 779         }
 780
 781         if (node != NULL)
 782                 return node;
 783         else
 784                 return best_node;
 785 }
 786 #endif
 787
 788 #define CURRENTLY_DISPLAYED(m) \
 789 ( (m->msgnum == displayed_msgnum) \
 790   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 791
 792 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 793 {
 794         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 795         GtkCTreeNode *node;
 796         GSList *mlist = NULL;
 797         gchar *buf;
 798         gboolean is_refresh;
 799         guint selected_msgnum = 0;
 800         guint displayed_msgnum = 0;
 801         GSList *cur;
 802         GSList *not_killed;
 803
 804         if (summary_is_locked(summaryview)) return FALSE;
 805
 806         inc_lock();
 807         summary_lock(summaryview);
 808
 809         if (!prefs_common.summary_quicksearch_sticky
 810          && !prefs_common.summary_quicksearch_recurse
 811          && !quicksearch_is_running(summaryview->quicksearch)) {
 812                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 813         }
 814
 815         /* STATUSBAR_POP(summaryview->mainwin); */
 816
 817         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 818         if (is_refresh) {
 819                 selected_msgnum = summary_get_msgnum(summaryview,
 820                                                      summaryview->selected);
 821                 displayed_msgnum = summary_get_msgnum(summaryview,
 822                                                       summaryview->displayed);
 823         }
 824
 825         /* process the marks if any */
 826         if (summaryview->mainwin->lock_count == 0 &&
 827             (summaryview->moved > 0 || summaryview->copied > 0)) {
 828                 AlertValue val;
 829                 gboolean changed = FALSE;
 830
 831                 val = alertpanel(_("Process mark"),
 832                                  _("Some marks are left. Process it?"),
 833                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 834                 if (G_ALERTDEFAULT == val) {
 835                         summary_unlock(summaryview);
 836                         summary_execute(summaryview);
 837                         summary_lock(summaryview);
 838                         changed = TRUE;
 839                 } else if (G_ALERTALTERNATE == val) {
 840                         /* DO NOTHING */
 841                 } else {
 842                         summary_unlock(summaryview);
 843                         inc_unlock();
 844                         return FALSE;
 845                 }
 846                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 847                         folder_update_op_count();
 848         }
 849
 850         gtk_clist_freeze(GTK_CLIST(ctree));
 851
 852         summary_clear_list(summaryview);
 853         summary_set_column_titles(summaryview);
 854
 855         buf = NULL;
 856         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 857                 g_free(buf);
 858                 debug_print("empty folder\n\n");
 859                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 860                 summary_clear_all(summaryview);
 861                 summaryview->folder_item = item;
 862                 gtk_clist_thaw(GTK_CLIST(ctree));
 863                 summary_unlock(summaryview);
 864                 inc_unlock();
 865                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 866                         main_window_cursor_wait(summaryview->mainwin);
 867                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 868                         if (quicksearch_is_active(summaryview->quicksearch))
 869                                 quicksearch_search_subfolders(summaryview->quicksearch,
 870                                               summaryview->folderview,
 871                                               summaryview->folder_item);
 872                         main_window_cursor_normal(summaryview->mainwin);
 873                 }
 874                 return TRUE;
 875         }
 876         g_free(buf);
 877
 878         if (!is_refresh)
 879                 messageview_clear(summaryview->messageview);
 880
 881         summaryview->folder_item = item;
 882         item->opened = TRUE;
 883
 884         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 885         debug_print("%s\n", buf);
 886         STATUSBAR_PUSH(summaryview->mainwin, buf);
 887         g_free(buf);
 888
 889         main_window_cursor_wait(summaryview->mainwin);
 890
 891 /*
 892         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 893
 894         !!! NEW !!!
 895         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 896         BY OTHER PROGRAMS TO THE FOLDER
 897 */
 898         mlist = folder_item_get_msg_list(item);
 899
 900         if (summaryview->folder_item->hide_read_msgs) {
 901                 GSList *not_killed;
 902
 903                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 904                 not_killed = NULL;
 905                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 906                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 907
 908                         if ((MSG_IS_UNREAD(msginfo->flags)
 909                              || MSG_IS_MARKED(msginfo->flags)
 910                              || MSG_IS_LOCKED(msginfo->flags)
 911                              || CURRENTLY_DISPLAYED(msginfo))
 912                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 913                                 not_killed = g_slist_prepend(not_killed, msginfo);
 914                         else
 915                                 procmsg_msginfo_free(msginfo);
 916                 }
 917                 g_slist_free(mlist);
 918                 mlist = not_killed;
 919         } else {
 920                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 921         }
 922
 923         if (quicksearch_is_active(summaryview->quicksearch)) {
 924                 GSList *not_killed;
 925
 926                 not_killed = NULL;
 927                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 928                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 929
 930                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 931                                 not_killed = g_slist_prepend(not_killed, msginfo);
 932                         else
 933                                 procmsg_msginfo_free(msginfo);
 934                 }
 935
 936                 if (quicksearch_is_running(summaryview->quicksearch)) {
 937                         /* only scan subfolders when quicksearch changed,
 938                          * not when search is the same and folder changed */
 939                         main_window_cursor_wait(summaryview->mainwin);
 940                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 941                         quicksearch_search_subfolders(summaryview->quicksearch,
 942                                               summaryview->folderview,
 943                                               summaryview->folder_item);
 944                         main_window_cursor_normal(summaryview->mainwin);
 945                 }
 946
 947                 g_slist_free(mlist);
 948                 mlist = not_killed;
 949         }
 950
 951 #if 0
 952         if ((global_scoring || item->prefs->scoring)) {
 953                 GSList *not_killed;
 954                 gint kill_score;
 955
 956                 not_killed = NULL;
 957                 kill_score = prefs_common.kill_score;
 958                 if (item->prefs->kill_score > kill_score)
 959                         kill_score = item->prefs->kill_score;
 960                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 961                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 962
 963                         if (msginfo->score > kill_score)
 964                                 not_killed = g_slist_prepend(not_killed, msginfo);
 965                         else
 966                                 procmsg_msginfo_free(msginfo);
 967                 }
 968                 g_slist_free(mlist);
 969                 mlist = not_killed;
 970         }
 971 #endif
 972         not_killed = NULL;
 973         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 974                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 975
 976                 if (!msginfo->hidden)
 977                         not_killed = g_slist_prepend(not_killed, msginfo);
 978                 else
 979                         procmsg_msginfo_free(msginfo);
 980         }
 981         g_slist_free(mlist);
 982         mlist = not_killed;
 983
 984         STATUSBAR_POP(summaryview->mainwin);
 985
 986         /* set ctree and hash table from the msginfo list, and
 987            create the thread */
 988         summary_set_ctree_from_list(summaryview, mlist);
 989
 990         g_slist_free(mlist);
 991
 992         gtk_clist_thaw(GTK_CLIST(ctree));
 993
 994         if (is_refresh) {
 995                 summaryview->displayed =
 996                         summary_find_msg_by_msgnum(summaryview,
 997                                                    displayed_msgnum);
 998                 if (!summaryview->displayed)
 999                         messageview_clear(summaryview->messageview);
1000                 summary_unlock(summaryview);
1001                 summary_select_by_msgnum(summaryview, selected_msgnum);
1002                 summary_lock(summaryview);
1003                 if (!summaryview->selected) {
1004                         /* no selected message - select first unread
1005                            message, but do not display it */
1006                         node = summary_find_next_flagged_msg(summaryview, NULL,
1007                                                              MSG_UNREAD, FALSE);
1008                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1009                                 node = gtk_ctree_node_nth
1010                                         (ctree,
1011                                          item->sort_type == SORT_DESCENDING
1012                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1013                         summary_unlock(summaryview);
1014                         summary_select_node(summaryview, node, FALSE, TRUE);
1015                         summary_lock(summaryview);
1016                 }
1017         } else {
1018                 /* select first unread message */
1019                 node = summary_find_next_flagged_msg(summaryview, NULL,
1020                                                      MSG_UNREAD, FALSE);
1021                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1022                         node = gtk_ctree_node_nth
1023                                 (ctree,
1024                                  item->sort_type == SORT_DESCENDING
1025                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1026                 }
1027                 if (prefs_common.open_unread_on_enter) {
1028                         summary_unlock(summaryview);
1029                         summary_select_node(summaryview, node,
1030                                             messageview_is_visible(summaryview->messageview),
1031                                             TRUE);
1032                         summary_lock(summaryview);
1033                 } else {
1034                         summary_unlock(summaryview);
1035                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
1036                         summary_lock(summaryview);
1037                 }
1038         }
1039
1040         summary_set_column_titles(summaryview);
1041         summary_status_show(summaryview);
1042         summary_set_menu_sensitive(summaryview);
1043         toolbar_main_set_sensitive(summaryview->mainwin);
1044
1045         debug_print("\n");
1046         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1047         STATUSBAR_POP(summaryview->mainwin);
1048         main_window_cursor_normal(summaryview->mainwin);
1049         summary_unlock(summaryview);
1050         inc_unlock();
1051
1052         return TRUE;
1053 }
1054
1055 #undef CURRENTLY_DISPLAYED
1056
1057
1058 void summary_clear_list(SummaryView *summaryview)
1059 {
1060         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1061         gint optimal_width;
1062
1063         gtk_clist_freeze(clist);
1064
1065         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1066                                 NULL, summary_free_msginfo_func, NULL);
1067
1068         if (summaryview->folder_item) {
1069                 summaryview->folder_item->opened = FALSE;
1070                 summaryview->folder_item = NULL;
1071         }
1072
1073         summaryview->display_msg = FALSE;
1074
1075         summaryview->selected = NULL;
1076         summaryview->displayed = NULL;
1077         summaryview->total_size = 0;
1078         summaryview->deleted = summaryview->moved = 0;
1079         summaryview->copied = 0;
1080         if (summaryview->msgid_table) {
1081                 g_hash_table_destroy(summaryview->msgid_table);
1082                 summaryview->msgid_table = NULL;
1083         }
1084         if (summaryview->subject_table) {
1085                 g_hash_table_destroy(summaryview->subject_table);
1086                 summaryview->subject_table = NULL;
1087         }
1088         summaryview->mlist = NULL;
1089
1090         gtk_clist_clear(clist);
1091         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1092                 optimal_width = gtk_clist_optimal_column_width
1093                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1094                 gtk_clist_set_column_width
1095                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1096                          optimal_width);
1097         }
1098
1099         gtk_clist_thaw(clist);
1100 }
1101
1102 void summary_clear_all(SummaryView *summaryview)
1103 {
1104         messageview_clear(summaryview->messageview);
1105         summary_clear_list(summaryview);
1106         summary_set_menu_sensitive(summaryview);
1107         toolbar_main_set_sensitive(summaryview->mainwin);
1108         summary_status_show(summaryview);
1109 }
1110
1111 void summary_lock(SummaryView *summaryview)
1112 {
1113         summaryview->lock_count++;
1114 }
1115
1116 void summary_unlock(SummaryView *summaryview)
1117 {
1118         if (summaryview->lock_count)
1119                 summaryview->lock_count--;
1120 }
1121
1122 gboolean summary_is_locked(SummaryView *summaryview)
1123 {
1124         return summaryview->lock_count > 0;
1125 }
1126
1127 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1128 {
1129         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1130         SummarySelection selection;
1131
1132         if (!clist->row_list)
1133                 selection = SUMMARY_NONE;
1134         else if (!clist->selection)
1135                 selection = SUMMARY_SELECTED_NONE;
1136         else if (!clist->selection->next)
1137                 selection = SUMMARY_SELECTED_SINGLE;
1138         else
1139                 selection = SUMMARY_SELECTED_MULTIPLE;
1140
1141         return selection;
1142 }
1143
1144 /*!
1145  *\return       MsgInfo * Selected message if there's one selected;
1146  *              if multiple selected, or none, return NULL.
1147  */
1148 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1149 {
1150         /* summaryview->selected may be valid when multiple
1151          * messages were selected */
1152         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1153
1154         if (sellist == NULL || sellist->next)
1155                 return NULL;
1156
1157         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1158 }
1159
1160 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1161 {
1162         GSList *mlist = NULL;
1163         GList *cur;
1164         MsgInfo *msginfo;
1165
1166         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1167              cur = cur->next) {
1168                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1169                 mlist = g_slist_prepend(mlist, msginfo);
1170         }
1171
1172         mlist = g_slist_reverse(mlist);
1173
1174         return mlist;
1175 }
1176
1177 GSList *summary_get_msg_list(SummaryView *summaryview)
1178 {
1179         GSList *mlist = NULL;
1180         GtkCTree *ctree;
1181         GtkCTreeNode *node;
1182         MsgInfo *msginfo;
1183
1184         ctree = GTK_CTREE(summaryview->ctree);
1185
1186         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1187              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1188                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1189                 mlist = g_slist_prepend(mlist, msginfo);
1190         }
1191
1192         mlist = g_slist_reverse(mlist);
1193
1194         return mlist;
1195 }
1196
1197 static void summary_set_menu_sensitive(SummaryView *summaryview)
1198 {
1199         GtkItemFactory *ifactory = summaryview->popupfactory;
1200         SensitiveCond state;
1201         gboolean sensitive;
1202         GtkWidget *menuitem;
1203         gint i;
1204
1205         static const struct {
1206                 gchar *const entry;
1207                 SensitiveCond cond;
1208         } entry[] = {
1209                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1210                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1211                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1212                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1213                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1214                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1215
1216                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1217                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1218
1219                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1220
1221                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1222                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1223                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1224                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1225                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1226
1227                 {"/Mark"                        , M_TARGET_EXIST},
1228                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1229                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1230                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1231                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1232                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1233                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1234                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1235                 {"/Color label"                 , M_TARGET_EXIST},
1236
1237                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1238                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1239                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1240
1241                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1242                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1243                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1244                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1245 #if 0
1246                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1247                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1248
1249                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1250                 {"/Select all"                  , M_TARGET_EXIST},
1251 #endif
1252                 {NULL, 0}
1253         };
1254
1255         main_window_set_menu_sensitive(summaryview->mainwin);
1256
1257         state = main_window_get_current_state(summaryview->mainwin);
1258
1259         for (i = 0; entry[i].entry != NULL; i++) {
1260                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1261                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1262         }
1263
1264
1265         summary_lock(summaryview);
1266         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1267         gtk_check_menu_item_set_active
1268                 (GTK_CHECK_MENU_ITEM(menuitem),
1269                  summaryview->messageview->mimeview->textview->show_all_headers);
1270         summary_unlock(summaryview);
1271 }
1272
1273 void summary_select_prev_unread(SummaryView *summaryview)
1274 {
1275         GtkCTreeNode *node;
1276         gboolean skip_cur = FALSE;
1277
1278         if (summaryview->displayed
1279         &&  summaryview->selected == summaryview->displayed) {
1280                 debug_print("skipping current\n");
1281                 skip_cur = TRUE;
1282         }
1283
1284         node = summary_find_prev_flagged_msg
1285                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1286
1287         if (!node) {
1288                 AlertValue val = 0;
1289
1290                 switch (prefs_common.next_unread_msg_dialog) {
1291                         case NEXTUNREADMSGDIALOG_ALWAYS:
1292                                 val = alertpanel(_("No more unread messages"),
1293                                                  _("No unread message found. "
1294                                                    "Search from the end?"),
1295                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1296                                 break;
1297                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1298                                 val = G_ALERTDEFAULT;
1299                                 break;
1300                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1301                                 val = !G_ALERTDEFAULT;
1302                                 break;
1303                         default:
1304                                 debug_print(
1305                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1306                 }
1307                 if (val != G_ALERTDEFAULT) return;
1308                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1309                                                      MSG_UNREAD, FALSE);
1310         }
1311
1312         if (!node)
1313                 alertpanel_notice(_("No unread messages."));
1314         else
1315                 summary_select_node(summaryview, node, TRUE, FALSE);
1316 }
1317
1318 void summary_select_next_unread(SummaryView *summaryview)
1319 {
1320         GtkCTreeNode *node = summaryview->selected;
1321         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1322         gboolean skip_cur = FALSE;
1323
1324         if (summaryview->displayed
1325         &&  summaryview->selected == summaryview->displayed) {
1326                 debug_print("skipping cur (%p %p)\n",
1327                         summaryview->displayed, summaryview->selected);
1328                 skip_cur = TRUE;
1329         }
1330
1331
1332         node = summary_find_next_flagged_msg
1333                 (summaryview, node, MSG_UNREAD, skip_cur);
1334
1335         if (node)
1336                 summary_select_node(summaryview, node, TRUE, FALSE);
1337         else {
1338                 node = summary_find_next_flagged_msg
1339                         (summaryview, NULL, MSG_UNREAD, FALSE);
1340                 if (node == NULL) {
1341                         AlertValue val = 0;
1342
1343                         switch (prefs_common.next_unread_msg_dialog) {
1344                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1345                                         val = alertpanel(_("No more unread messages"),
1346                                                          _("No unread message found. "
1347                                                            "Go to next folder?"),
1348                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1349                                         break;
1350                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1351                                         val = G_ALERTDEFAULT;
1352                                         break;
1353                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1354                                         val = G_ALERTOTHER;
1355                                         break;
1356                                 default:
1357                                         debug_print(
1358                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1359                         }
1360
1361                         if (val == G_ALERTDEFAULT) {
1362                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1363                                                          "key_press_event");
1364                                 folderview_select_next_unread(summaryview->folderview);
1365                                 return;
1366                         }
1367                         else
1368                                 return;
1369                 } else
1370                         summary_select_node(summaryview, node, TRUE, FALSE);
1371
1372         }
1373 }
1374
1375 void summary_select_prev_new(SummaryView *summaryview)
1376 {
1377         GtkCTreeNode *node;
1378
1379         node = summary_find_prev_flagged_msg
1380                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1381
1382         if (!node) {
1383                 AlertValue val;
1384
1385                 val = alertpanel(_("No more new messages"),
1386                                  _("No new message found. "
1387                                    "Search from the end?"),
1388                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1389                 if (val != G_ALERTDEFAULT) return;
1390                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1391                                                      MSG_NEW, FALSE);
1392         }
1393
1394         if (!node)
1395                 alertpanel_notice(_("No new messages."));
1396         else
1397                 summary_select_node(summaryview, node, TRUE, FALSE);
1398 }
1399
1400 void summary_select_next_new(SummaryView *summaryview)
1401 {
1402         GtkCTreeNode *node = summaryview->selected;
1403         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1404
1405         while ((node = summary_find_next_flagged_msg
1406                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1407                 AlertValue val;
1408
1409                 val = alertpanel(_("No more new messages"),
1410                                  _("No new message found. "
1411                                    "Go to next folder?"),
1412                                  GTK_STOCK_YES, _("Search again"),
1413                                  GTK_STOCK_NO);
1414                 if (val == G_ALERTDEFAULT) {
1415                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1416                         folderview_select_next_unread(summaryview->folderview);
1417                         return;
1418                 } else if (val == G_ALERTALTERNATE)
1419                         node = NULL;
1420                 else
1421                         return;
1422         }
1423
1424         if (node)
1425                 summary_select_node(summaryview, node, TRUE, FALSE);
1426 }
1427
1428 void summary_select_prev_marked(SummaryView *summaryview)
1429 {
1430         GtkCTreeNode *node;
1431
1432         node = summary_find_prev_flagged_msg
1433                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1434
1435         if (!node) {
1436                 AlertValue val;
1437
1438                 val = alertpanel(_("No more marked messages"),
1439                                  _("No marked message found. "
1440                                    "Search from the end?"),
1441                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1442                 if (val != G_ALERTDEFAULT) return;
1443                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1444                                                      MSG_MARKED, TRUE);
1445         }
1446
1447         if (!node)
1448                 alertpanel_notice(_("No marked messages."));
1449         else
1450                 summary_select_node(summaryview, node, TRUE, FALSE);
1451 }
1452
1453 void summary_select_next_marked(SummaryView *summaryview)
1454 {
1455         GtkCTreeNode *node;
1456
1457         node = summary_find_next_flagged_msg
1458                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1459
1460         if (!node) {
1461                 AlertValue val;
1462
1463                 val = alertpanel(_("No more marked messages"),
1464                                  _("No marked message found. "
1465                                    "Search from the beginning?"),
1466                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1467                 if (val != G_ALERTDEFAULT) return;
1468                 node = summary_find_next_flagged_msg(summaryview, NULL,
1469                                                      MSG_MARKED, TRUE);
1470         }
1471
1472         if (!node)
1473                 alertpanel_notice(_("No marked messages."));
1474         else
1475                 summary_select_node(summaryview, node, TRUE, FALSE);
1476 }
1477
1478 void summary_select_prev_labeled(SummaryView *summaryview)
1479 {
1480         GtkCTreeNode *node;
1481
1482         node = summary_find_prev_flagged_msg
1483                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1484
1485         if (!node) {
1486                 AlertValue val;
1487
1488                 val = alertpanel(_("No more labeled messages"),
1489                                  _("No labeled message found. "
1490                                    "Search from the end?"),
1491                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1492                 if (val != G_ALERTDEFAULT) return;
1493                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1494                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1495         }
1496
1497         if (!node)
1498                 alertpanel_notice(_("No labeled messages."));
1499         else
1500                 summary_select_node(summaryview, node, TRUE, FALSE);
1501 }
1502
1503 void summary_select_next_labeled(SummaryView *summaryview)
1504 {
1505         GtkCTreeNode *node;
1506
1507         node = summary_find_next_flagged_msg
1508                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1509
1510         if (!node) {
1511                 AlertValue val;
1512
1513                 val = alertpanel(_("No more labeled messages"),
1514                                  _("No labeled message found. "
1515                                    "Search from the beginning?"),
1516                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1517                 if (val != G_ALERTDEFAULT) return;
1518                 node = summary_find_next_flagged_msg(summaryview, NULL,
1519                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1520         }
1521
1522         if (!node)
1523                 alertpanel_notice(_("No labeled messages."));
1524         else
1525                 summary_select_node(summaryview, node, TRUE, FALSE);
1526 }
1527
1528 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1529 {
1530         GtkCTreeNode *node;
1531
1532         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1533         summary_select_node(summaryview, node, FALSE, TRUE);
1534 }
1535
1536 /**
1537  * summary_select_node:
1538  * @summaryview: Summary view.
1539  * @node: Summary tree node.
1540  * @display_msg: TRUE to display the selected message.
1541  * @do_refresh: TRUE to refresh the widget.
1542  *
1543  * Select @node (bringing it into view by scrolling and expanding its
1544  * thread, if necessary) and unselect all others.  If @display_msg is
1545  * TRUE, display the corresponding message in the message view.
1546  * If @do_refresh is TRUE, the widget is refreshed.
1547  **/
1548 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1549                          gboolean display_msg, gboolean do_refresh)
1550 {
1551         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1552
1553         if (node) {
1554                 gtkut_ctree_expand_parent_all(ctree, node);
1555                 if (do_refresh) {
1556                         GTK_EVENTS_FLUSH();
1557                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1558                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1559                 }
1560                 summary_unselect_all(summaryview);
1561                 if (display_msg && summaryview->displayed == node)
1562                         summaryview->displayed = NULL;
1563                 summaryview->display_msg = display_msg;
1564                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1565                 if (summaryview->selected == NULL)
1566                         summaryview->selected = node;
1567         }
1568 }
1569
1570 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1571 {
1572         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1573         MsgInfo *msginfo;
1574
1575         if (!node)
1576                 return 0;
1577         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1578         return msginfo->msgnum;
1579 }
1580
1581 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1582                                            GtkCTreeNode *current_node)
1583 {
1584         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1585         GtkCTreeNode *node;
1586         MsgInfo *msginfo;
1587
1588         if (current_node)
1589                 node = current_node;
1590         else
1591                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1592
1593         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1594                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1595                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1596         }
1597
1598         return node;
1599 }
1600
1601 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1602                                            GtkCTreeNode *current_node)
1603 {
1604         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1605         GtkCTreeNode *node;
1606         MsgInfo *msginfo;
1607
1608         if (current_node)
1609                 node = current_node;
1610         else
1611                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1612
1613         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1614                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1615                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1616         }
1617
1618         return node;
1619 }
1620
1621 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1622                                                    GtkCTreeNode *current_node,
1623                                                    MsgPermFlags flags,
1624                                                    gboolean start_from_prev)
1625 {
1626         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1627         GtkCTreeNode *node;
1628         MsgInfo *msginfo;
1629
1630         if (current_node) {
1631                 if (start_from_prev)
1632                         node = GTK_CTREE_NODE_PREV(current_node);
1633                 else
1634                         node = current_node;
1635         } else
1636                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1637
1638         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1639                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1640                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1641         }
1642
1643         return node;
1644 }
1645
1646 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1647                                                    GtkCTreeNode *current_node,
1648                                                    MsgPermFlags flags,
1649                                                    gboolean start_from_next)
1650 {
1651         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1652         GtkCTreeNode *node;
1653         MsgInfo *msginfo;
1654
1655         if (current_node) {
1656                 if (start_from_next)
1657                         node = gtkut_ctree_node_next(ctree, current_node);
1658                 else
1659                         node = current_node;
1660         } else
1661                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1662
1663         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1664                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1665                 /* Find msg with matching flags but ignore messages with
1666                    ignore flags, if searching for new or unread messages */
1667                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1668                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1669                         break;
1670         }
1671
1672         return node;
1673 }
1674
1675 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1676                                                 guint msgnum)
1677 {
1678         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1679         GtkCTreeNode *node;
1680         MsgInfo *msginfo;
1681
1682         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1683
1684         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1685                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1686                 if (msginfo && msginfo->msgnum == msgnum) break;
1687         }
1688
1689         return node;
1690 }
1691
1692 static guint attract_hash_func(gconstpointer key)
1693 {
1694         gchar *str;
1695         gchar *p;
1696         guint h;
1697
1698         Xstrdup_a(str, (const gchar *)key, return 0);
1699         trim_subject(str);
1700
1701         p = str;
1702         h = *p;
1703
1704         if (h) {
1705                 for (p += 1; *p != '\0'; p++)
1706                         h = (h << 5) - h + *p;
1707         }
1708
1709         return h;
1710 }
1711
1712 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1713 {
1714         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1715 }
1716
1717 void summary_attract_by_subject(SummaryView *summaryview)
1718 {
1719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1720         GtkCList *clist = GTK_CLIST(ctree);
1721         GtkCTreeNode *src_node;
1722         GtkCTreeNode *dst_node, *sibling;
1723         GtkCTreeNode *tmp;
1724         MsgInfo *src_msginfo, *dst_msginfo;
1725         GHashTable *subject_table;
1726
1727         debug_print("Attracting messages by subject...");
1728         STATUSBAR_PUSH(summaryview->mainwin,
1729                        _("Attracting messages by subject..."));
1730
1731         main_window_cursor_wait(summaryview->mainwin);
1732         gtk_clist_freeze(clist);
1733
1734         subject_table = g_hash_table_new(attract_hash_func,
1735                                          attract_compare_func);
1736
1737         for (src_node = GTK_CTREE_NODE(clist->row_list);
1738              src_node != NULL;
1739              src_node = tmp) {
1740                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1741                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1742                 if (!src_msginfo) continue;
1743                 if (!src_msginfo->subject) continue;
1744
1745                 /* find attracting node */
1746                 dst_node = g_hash_table_lookup(subject_table,
1747                                                src_msginfo->subject);
1748
1749                 if (dst_node) {
1750                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1751
1752                         /* if the time difference is more than 20 days,
1753                            don't attract */
1754                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1755                             > 60 * 60 * 24 * 20)
1756                                 continue;
1757
1758                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1759                         if (src_node != sibling)
1760                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1761                 }
1762
1763                 g_hash_table_insert(subject_table,
1764                                     src_msginfo->subject, src_node);
1765         }
1766
1767         g_hash_table_destroy(subject_table);
1768
1769         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1770
1771         gtk_clist_thaw(clist);
1772
1773         debug_print("done.\n");
1774         STATUSBAR_POP(summaryview->mainwin);
1775
1776         main_window_cursor_normal(summaryview->mainwin);
1777 }
1778
1779 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1780                                       gpointer data)
1781 {
1782         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1783
1784         if (msginfo)
1785                 procmsg_msginfo_free(msginfo);
1786 }
1787
1788 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1789                                    gpointer data)
1790 {
1791         SummaryView *summaryview = data;
1792         MsgInfo *msginfo;
1793
1794         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1795
1796         if (msginfo->folder && msginfo->folder->folder &&
1797             msginfo->folder->folder->klass->type == F_NEWS)
1798                 news_flag_crosspost(msginfo);
1799
1800         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1801         && procmsg_msg_has_marked_parent(msginfo))
1802                 summaryview->unreadmarked++;
1803
1804         if (MSG_IS_DELETED(msginfo->flags))
1805                 summaryview->deleted++;
1806
1807         summaryview->total_size += msginfo->size;
1808
1809         summary_set_row_marks(summaryview, node);
1810 }
1811
1812 static void summary_update_status(SummaryView *summaryview)
1813 {
1814         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1815         GtkCTreeNode *node;
1816         MsgInfo *msginfo;
1817
1818         summaryview->total_size =
1819         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1820
1821         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1822              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1823                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1824
1825                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1826                 && procmsg_msg_has_marked_parent(msginfo))
1827                         summaryview->unreadmarked++;
1828                 if (MSG_IS_DELETED(msginfo->flags))
1829                         summaryview->deleted++;
1830                 if (MSG_IS_MOVE(msginfo->flags))
1831                         summaryview->moved++;
1832                 if (MSG_IS_COPY(msginfo->flags))
1833                         summaryview->copied++;
1834                 summaryview->total_size += msginfo->size;
1835         }
1836 }
1837
1838 static void summary_status_show(SummaryView *summaryview)
1839 {
1840         gchar *str;
1841         gchar *del, *mv, *cp;
1842         gchar *sel;
1843         gchar *spc;
1844         gchar *itstr;
1845         GList *rowlist, *cur;
1846         guint n_selected = 0;
1847         off_t sel_size = 0;
1848         MsgInfo *msginfo;
1849         gchar *name;
1850
1851         if (!summaryview->folder_item) {
1852                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1853                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1854                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1855                 return;
1856         }
1857
1858         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1859         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1860                 msginfo = gtk_ctree_node_get_row_data
1861                         (GTK_CTREE(summaryview->ctree),
1862                          GTK_CTREE_NODE(cur->data));
1863                 if (!msginfo)
1864                         g_warning("summary_status_show(): msginfo == NULL\n");
1865                 else {
1866                         sel_size += msginfo->size;
1867                         n_selected++;
1868                 }
1869         }
1870
1871         name = folder_item_get_name(summaryview->folder_item);
1872         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1873         g_free(name);
1874
1875         if (summaryview->deleted)
1876                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1877         else
1878                 del = g_strdup("");
1879         if (summaryview->moved)
1880                 mv = g_strdup_printf(_("%s%d moved"),
1881                                      summaryview->deleted ? _(", ") : "",
1882                                      summaryview->moved);
1883         else
1884                 mv = g_strdup("");
1885         if (summaryview->copied)
1886                 cp = g_strdup_printf(_("%s%d copied"),
1887                                      summaryview->deleted ||
1888                                      summaryview->moved ? _(", ") : "",
1889                                      summaryview->copied);
1890         else
1891                 cp = g_strdup("");
1892
1893         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1894                 spc = "    ";
1895         else
1896                 spc = "";
1897
1898         if (n_selected) {
1899                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1900                 if (n_selected == 1)
1901                         itstr = g_strdup(_(" item selected"));
1902                 else
1903                         itstr = g_strdup(_(" items selected"));
1904         } else {
1905                 sel = g_strdup("");
1906                 itstr = g_strdup("");
1907         }
1908
1909         str = g_strconcat(n_selected ? itos(n_selected) : "",
1910                                         itstr, sel, spc, del, mv, cp, NULL);
1911         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1912         g_free(str);
1913         g_free(sel);
1914         g_free(del);
1915         g_free(mv);
1916         g_free(cp);
1917         g_free(itstr);
1918
1919         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1920
1921                                       summaryview->folder_item->new_msgs,
1922                                       summaryview->folder_item->unread_msgs,
1923                                       summaryview->folder_item->total_msgs,
1924                                       to_human_readable(summaryview->total_size));
1925         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1926         g_free(str);
1927 }
1928
1929 static void summary_set_column_titles(SummaryView *summaryview)
1930 {
1931         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1932         GtkWidget *hbox;
1933         GtkWidget *label;
1934         GtkWidget *arrow;
1935         gint pos;
1936         const gchar *title;
1937         SummaryColumnType type;
1938         gboolean single_char;
1939         GtkJustification justify;
1940
1941         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1942                 SORT_BY_MARK,
1943                 SORT_BY_STATUS,
1944                 SORT_BY_MIME,
1945                 SORT_BY_SUBJECT,
1946                 SORT_BY_FROM,
1947                 SORT_BY_DATE,
1948                 SORT_BY_SIZE,
1949                 SORT_BY_NUMBER,
1950                 SORT_BY_SCORE,
1951                 SORT_BY_LOCKED
1952         };
1953
1954         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1955                 type = summaryview->col_state[pos].type;
1956
1957                 /* CLAWS: mime and unread are single char headers */
1958                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1959                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1960                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1961
1962                 switch (type) {
1963                 case S_COL_SUBJECT:
1964                 case S_COL_FROM:
1965                 case S_COL_DATE:
1966                 case S_COL_NUMBER:
1967                         if (prefs_common.trans_hdr)
1968                                 title = gettext(col_label[type]);
1969                         else
1970                                 title = col_label[type];
1971                         break;
1972                 /* CLAWS: dummies for mark and locked headers */
1973                 case S_COL_MARK:
1974                 case S_COL_LOCKED:
1975                         title = "";
1976                         break;
1977                 default:
1978                         title = gettext(col_label[type]);
1979                 }
1980
1981                 if (type == S_COL_MIME) {
1982                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
1983                         gtk_widget_show(label);
1984                         gtk_clist_set_column_widget(clist, pos, label);
1985                         continue;
1986                 }
1987                 if (single_char) {
1988                         gtk_clist_set_column_title(clist, pos, title);
1989                         continue;
1990                 }
1991
1992                 /* CLAWS: changed so that locked and mark headers
1993                  * show a pixmap instead of single character */
1994                 hbox  = gtk_hbox_new(FALSE, 4);
1995
1996                 if (type == S_COL_LOCKED)
1997                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1998                 else if (type == S_COL_MARK)
1999                         label = gtk_pixmap_new(markxpm, markxpmmask);
2000                 else
2001                         label = gtk_label_new(title);
2002
2003                 if (justify == GTK_JUSTIFY_RIGHT)
2004                         gtk_box_pack_end(GTK_BOX(hbox), label,
2005                                          FALSE, FALSE, 0);
2006                 else
2007                         gtk_box_pack_start(GTK_BOX(hbox), label,
2008                                            FALSE, FALSE, 0);
2009
2010                 if (summaryview->sort_key == sort_by[type]) {
2011                         arrow = gtk_arrow_new
2012                                 (summaryview->sort_type == SORT_ASCENDING
2013                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2014                                  GTK_SHADOW_IN);
2015                         if (justify == GTK_JUSTIFY_RIGHT)
2016                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2017                                                    FALSE, FALSE, 0);
2018                         else
2019                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2020                                                  FALSE, FALSE, 0);
2021                 }
2022
2023                 gtk_widget_show_all(hbox);
2024                 gtk_clist_set_column_widget(clist, pos, hbox);
2025         }
2026 }
2027
2028 void summary_sort(SummaryView *summaryview,
2029                   FolderSortKey sort_key, FolderSortType sort_type)
2030 {
2031         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2032         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2033         GtkCListCompareFunc cmp_func = NULL;
2034
2035         switch (sort_key) {
2036         case SORT_BY_MARK:
2037                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2038                 break;
2039         case SORT_BY_STATUS:
2040                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2041                 break;
2042         case SORT_BY_MIME:
2043                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2044                 break;
2045         case SORT_BY_NUMBER:
2046                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2047                 break;
2048         case SORT_BY_SIZE:
2049                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2050                 break;
2051         case SORT_BY_DATE:
2052                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2053                 break;
2054         case SORT_BY_FROM:
2055                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2056                 break;
2057         case SORT_BY_SUBJECT:
2058                 if (summaryview->simplify_subject_preg)
2059                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2060                 else
2061                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2062                 break;
2063         case SORT_BY_SCORE:
2064                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2065                 break;
2066         case SORT_BY_LABEL:
2067                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2068                 break;
2069         case SORT_BY_TO:
2070                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2071                 break;
2072         case SORT_BY_LOCKED:
2073                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2074                 break;
2075         case SORT_BY_NONE:
2076                 break;
2077         default:
2078                 return;
2079         }
2080
2081         summaryview->sort_key = sort_key;
2082         summaryview->sort_type = sort_type;
2083
2084         summary_set_column_titles(summaryview);
2085         summary_set_menu_sensitive(summaryview);
2086
2087         /* allow fallback to don't sort */
2088         if (summaryview->sort_key == SORT_BY_NONE)
2089                 return;
2090
2091         if (cmp_func != NULL) {
2092                 debug_print("Sorting summary...");
2093                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2094
2095                 main_window_cursor_wait(summaryview->mainwin);
2096
2097                 gtk_clist_freeze(clist);
2098                 gtk_clist_set_compare_func(clist, cmp_func);
2099
2100                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2101
2102                 gtk_sctree_sort_recursive(ctree, NULL);
2103
2104                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2105
2106                 main_window_cursor_normal(summaryview->mainwin);
2107                 gtk_clist_thaw(clist);
2108
2109                 debug_print("done.\n");
2110                 STATUSBAR_POP(summaryview->mainwin);
2111         }
2112 }
2113
2114 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2115                                    GtkCTreeNode *cnode, gpointer data)
2116 {
2117         SummaryView *summaryview = (SummaryView *)data;
2118         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2119         gchar *text[N_SUMMARY_COLS];
2120         gint *col_pos = summaryview->col_pos;
2121         const gchar *msgid = msginfo->msgid;
2122         GHashTable *msgid_table = summaryview->msgid_table;
2123
2124         summary_set_header(summaryview, text, msginfo);
2125
2126         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2127                                 NULL, NULL, NULL, NULL, FALSE,
2128                                 gnode->parent->parent ? TRUE : FALSE);
2129 #define SET_TEXT(col) \
2130         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2131                                 text[col_pos[col]])
2132
2133         SET_TEXT(S_COL_NUMBER);
2134         SET_TEXT(S_COL_SCORE);
2135         SET_TEXT(S_COL_SIZE);
2136         SET_TEXT(S_COL_DATE);
2137         SET_TEXT(S_COL_FROM);
2138         SET_TEXT(S_COL_SUBJECT);
2139
2140 #undef SET_TEXT
2141
2142         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2143         summary_set_marks_func(ctree, cnode, summaryview);
2144
2145         if (msgid && msgid[0] != '\0')
2146                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2147
2148         return TRUE;
2149 }
2150
2151 static void summary_set_ctree_from_list(SummaryView *summaryview,
2152                                         GSList *mlist)
2153 {
2154         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2155         MsgInfo *msginfo;
2156         GtkCTreeNode *node = NULL;
2157         GHashTable *msgid_table;
2158         GHashTable *subject_table;
2159         GSList * cur;
2160         START_TIMING("summary_set_ctree_from_list");
2161
2162         if (!mlist) return;
2163
2164         debug_print("\tSetting summary from message data...");
2165         STATUSBAR_PUSH(summaryview->mainwin,
2166                        _("Setting summary from message data..."));
2167         gdk_flush();
2168
2169         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2170                                        G_CALLBACK(summary_tree_expanded), summaryview);
2171
2172         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2173         summaryview->msgid_table = msgid_table;
2174         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2175         summaryview->subject_table = subject_table;
2176
2177         if (prefs_common.use_addr_book)
2178                 start_address_completion();
2179
2180         for (cur = mlist ; cur != NULL && cur->data != NULL; cur = cur->next) {
2181                 msginfo = (MsgInfo *)cur->data;
2182                 msginfo->threadscore = msginfo->score;
2183         }
2184
2185         if (summaryview->threaded) {
2186                 GNode *root, *gnode;
2187
2188                 root = procmsg_get_thread_tree(mlist);
2189
2190                 for (gnode = root->children; gnode != NULL;
2191                      gnode = gnode->next) {
2192                         node = gtk_ctree_insert_gnode
2193                                 (ctree, NULL, node, gnode,
2194                                  summary_insert_gnode_func, summaryview);
2195                 }
2196
2197                 g_node_destroy(root);
2198
2199                 summary_thread_init(summaryview);
2200         } else {
2201                 gchar *text[N_SUMMARY_COLS];
2202                 cur = mlist;
2203                 for (; mlist != NULL; mlist = mlist->next) {
2204                         msginfo = (MsgInfo *)mlist->data;
2205
2206                         summary_set_header(summaryview, text, msginfo);
2207
2208                         node = gtk_ctree_insert_node
2209                                 (ctree, NULL, node, text, 2,
2210                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2211                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2212                         summary_set_marks_func(ctree, node, summaryview);
2213
2214                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2215                                 g_hash_table_insert(msgid_table,
2216                                                     msginfo->msgid, node);
2217
2218                         subject_table_insert(subject_table,
2219                                              msginfo->subject,
2220                                              node);
2221                 }
2222                 mlist = cur;
2223         }
2224
2225         if (prefs_common.enable_hscrollbar &&
2226             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2227                 gint optimal_width;
2228
2229                 optimal_width = gtk_clist_optimal_column_width
2230                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2231                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2232                                            summaryview->col_pos[S_COL_SUBJECT],
2233                                            optimal_width);
2234         }
2235
2236         if (prefs_common.use_addr_book)
2237                 end_address_completion();
2238
2239         debug_print("done.\n");
2240         STATUSBAR_POP(summaryview->mainwin);
2241         if (debug_get_mode()) {
2242                 debug_print("\tmsgid hash table size = %d\n",
2243                             g_hash_table_size(msgid_table));
2244                 debug_print("\tsubject hash table size = %d\n",
2245                             g_hash_table_size(subject_table));
2246         }
2247
2248         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2249
2250         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2251
2252         while (prefs_common.bold_unread && node) {
2253                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2254                 if (GTK_CTREE_ROW(node)->children)
2255                         summary_set_row_marks(summaryview, node);
2256                 node = next;
2257         }
2258
2259         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2260                                        G_CALLBACK(summary_tree_expanded), summaryview);
2261         END_TIMING();
2262 }
2263
2264 static gchar *summary_complete_address(const gchar *addr)
2265 {
2266         gint count;
2267         gchar *res, *tmp, *email_addr;
2268
2269         Xstrdup_a(email_addr, addr, return NULL);
2270         extract_address(email_addr);
2271         g_return_val_if_fail(*email_addr, NULL);
2272
2273         /*
2274          * completion stuff must be already initialized
2275          */
2276         res = NULL;
2277         if (1 < (count = complete_address(email_addr))) {
2278                 tmp = get_complete_address(1);
2279 /*      tmp = addressbook_lookup_name( email_addr );
2280         if( tmp ) { */
2281                 res = procheader_get_fromname(tmp);
2282                 g_free(tmp);
2283         }
2284
2285         return res;
2286 }
2287
2288 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2289                                MsgInfo *msginfo)
2290 {
2291         static gchar date_modified[80];
2292         static gchar *to = NULL;
2293         static gchar col_score[11];
2294         static gchar buf[BUFFSIZE];
2295         gint *col_pos = summaryview->col_pos;
2296         FolderType ftype = F_UNKNOWN;
2297
2298         text[col_pos[S_COL_MARK]]   = NULL;
2299         text[col_pos[S_COL_STATUS]] = NULL;
2300         text[col_pos[S_COL_MIME]]   = NULL;
2301         text[col_pos[S_COL_LOCKED]] = NULL;
2302         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2303         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2304         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2305
2306         if (msginfo->date_t) {
2307                 procheader_date_get_localtime(date_modified,
2308                                               sizeof(date_modified),
2309                                               msginfo->date_t);
2310                 text[col_pos[S_COL_DATE]] = date_modified;
2311         } else if (msginfo->date)
2312                 text[col_pos[S_COL_DATE]] = msginfo->date;
2313         else
2314                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2315
2316         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2317                 _("(No From)");
2318
2319         if (msginfo->folder && msginfo->folder->folder)
2320                 ftype = msginfo->folder->folder->klass->type;
2321
2322         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2323                 gchar *addr = NULL;
2324
2325                 Xstrdup_a(addr, msginfo->from, return);
2326                 extract_address(addr);
2327                 if (prefs_common.use_addr_book) {
2328                         if (account_find_from_address(addr)) {
2329                                 addr = summary_complete_address(msginfo->to);
2330                                 g_free(to);
2331                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2332                                 text[col_pos[S_COL_FROM]] = to;
2333                                 g_free(addr);
2334                         }
2335                 } else {
2336                         if (account_find_from_address(addr)) {
2337                                 g_free(to);
2338                                 to = g_strconcat("-->", msginfo->to, NULL);
2339                                 text[col_pos[S_COL_FROM]] = to;
2340                         }
2341                 }
2342         }
2343
2344         /*
2345          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2346          * checking whether the above block (which handles the special case of
2347          * the --> in sent boxes) was executed.
2348          */
2349         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2350                 gchar *from = summary_complete_address(msginfo->from);
2351                 if (from) {
2352                         g_free(to);
2353                         to = from;
2354                         text[col_pos[S_COL_FROM]] = to;
2355                 }
2356         }
2357
2358         if (summaryview->simplify_subject_preg != NULL)
2359                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2360                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2361                                         summaryview->simplify_subject_preg) :
2362                         _("(No Subject)");
2363         else
2364                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2365                         _("(No Subject)");
2366 }
2367
2368 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2369 {
2370         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2371 }
2372
2373 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2374                                       GtkCTreeNode *row)
2375 {
2376         g_return_if_fail(summaryview != NULL);
2377         g_return_if_fail(msginfo != NULL);
2378         g_return_if_fail(row != NULL);
2379
2380         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2381         && procmsg_msg_has_marked_parent(msginfo))
2382                 summaryview->unreadmarked--;
2383         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2384                 procmsg_msginfo_unset_flags
2385                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2386                 summary_set_row_marks(summaryview, row);
2387                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2388                 summary_status_show(summaryview);
2389         }
2390 }
2391
2392 typedef struct  {
2393         MsgInfo *msginfo;
2394         SummaryView *summaryview;
2395         GtkCTreeNode *row;
2396 } MarkAsReadData;
2397
2398 static int msginfo_mark_as_read_timeout(void *data)
2399 {
2400         MarkAsReadData *mdata = (MarkAsReadData *)data;
2401         if (!mdata)
2402                 return FALSE;
2403
2404         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2405                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2406                                      mdata->row);
2407
2408         g_free(mdata);
2409
2410         return FALSE;
2411 }
2412
2413 static void summary_display_msg_full(SummaryView *summaryview,
2414                                      GtkCTreeNode *row,
2415                                      gboolean new_window, gboolean all_headers)
2416 {
2417         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2418         MsgInfo *msginfo;
2419         gint val;
2420
2421         if (!new_window) {
2422                 if (summaryview->displayed == row)
2423                         return;
2424                 else
2425                         summaryview->messageview->filtered = FALSE;
2426         }
2427
2428         g_return_if_fail(row != NULL);
2429
2430         if (summary_is_locked(summaryview)) return;
2431         summary_lock(summaryview);
2432
2433         STATUSBAR_POP(summaryview->mainwin);
2434         GTK_EVENTS_FLUSH();
2435
2436         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2437
2438         if (new_window) {
2439                 MessageView *msgview;
2440
2441                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2442                 val = messageview_show(msgview, msginfo, all_headers);
2443         } else {
2444                 MessageView *msgview;
2445
2446                 msgview = summaryview->messageview;
2447
2448                 summaryview->displayed = row;
2449                 if (!messageview_is_visible(msgview)) {
2450                         main_window_toggle_message_view(summaryview->mainwin);
2451                         GTK_EVENTS_FLUSH();
2452                 }
2453                 val = messageview_show(msgview, msginfo, all_headers);
2454                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2455                         gtk_widget_grab_focus(summaryview->ctree);
2456                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2457         }
2458
2459         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2460                 if (prefs_common.mark_as_read_delay) {
2461                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2462                         data->summaryview = summaryview;
2463                         data->msginfo = msginfo;
2464                         data->row = row;
2465                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2466                                 msginfo_mark_as_read_timeout, data);
2467                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2468                         msginfo_mark_as_read(summaryview, msginfo, row);
2469                 }
2470         }
2471
2472         summary_set_menu_sensitive(summaryview);
2473         toolbar_main_set_sensitive(summaryview->mainwin);
2474         messageview_set_menu_sensitive(summaryview->messageview);
2475
2476         summary_unlock(summaryview);
2477 }
2478
2479 void summary_display_msg_selected(SummaryView *summaryview,
2480                                   gboolean all_headers)
2481 {
2482         if (summary_is_locked(summaryview)) return;
2483         summaryview->displayed = NULL;
2484         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2485                                  all_headers);
2486 }
2487
2488 void summary_redisplay_msg(SummaryView *summaryview)
2489 {
2490         GtkCTreeNode *node;
2491
2492         if (summaryview->displayed) {
2493                 node = summaryview->displayed;
2494                 summaryview->displayed = NULL;
2495                 summary_display_msg(summaryview, node);
2496         }
2497 }
2498
2499 void summary_open_msg(SummaryView *summaryview)
2500 {
2501         if (!summaryview->selected) return;
2502
2503         /* CLAWS: if separate message view, don't open a new window
2504          * but rather use the current separated message view */
2505         summary_display_msg_full(summaryview, summaryview->selected,
2506                                  prefs_common.sep_msg ? FALSE : TRUE,
2507                                  FALSE);
2508 }
2509
2510 void summary_view_source(SummaryView * summaryview)
2511 {
2512         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2513         MsgInfo *msginfo;
2514         SourceWindow *srcwin;
2515
2516         if (!summaryview->selected) return;
2517
2518         srcwin = source_window_create();
2519         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2520         source_window_show_msg(srcwin, msginfo);
2521         source_window_show(srcwin);
2522 }
2523
2524 void summary_reedit(SummaryView *summaryview)
2525 {
2526         MsgInfo *msginfo;
2527
2528         if (!summaryview->selected) return;
2529         if (!summaryview->folder_item) return;
2530         if (summaryview->folder_item->stype != F_OUTBOX &&
2531             summaryview->folder_item->stype != F_DRAFT  &&
2532             summaryview->folder_item->stype != F_QUEUE) return;
2533
2534         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2535                                               summaryview->selected);
2536         if (!msginfo) return;
2537
2538         compose_reedit(msginfo);
2539 }
2540
2541 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2542 {
2543         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2544         GtkCTreeNode *node;
2545
2546         if (summary_is_locked(summaryview)) return FALSE;
2547         if (type == GTK_SCROLL_STEP_FORWARD) {
2548                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2549                 if (node)
2550                         gtkut_ctree_expand_parent_all(ctree, node);
2551                 else
2552                         return FALSE;
2553         } else {
2554                 if (summaryview->selected) {
2555                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2556                         if (!node) return FALSE;
2557                 }
2558         }
2559
2560         if (messageview_is_visible(summaryview->messageview))
2561                 summaryview->display_msg = TRUE;
2562
2563         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2564
2565         if (GTK_CLIST(ctree)->selection)
2566                 gtk_sctree_set_anchor_row
2567                         (GTK_SCTREE(ctree),
2568                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2569
2570         return TRUE;
2571 }
2572
2573 void summary_toggle_view(SummaryView *summaryview)
2574 {
2575         if (!messageview_is_visible(summaryview->messageview) &&
2576             summaryview->selected)
2577                 summary_display_msg(summaryview,
2578                                     summaryview->selected);
2579         else
2580                 main_window_toggle_message_view(summaryview->mainwin);
2581 }
2582
2583 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2584                                                 GtkCTreeNode *node)
2585 {
2586         MsgInfo *msginfo;
2587
2588         if (node) {
2589                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2590                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2591                         return TRUE;
2592                 node = GTK_CTREE_ROW(node)->children;
2593         } else
2594                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2595
2596         while (node) {
2597                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2598                         return TRUE;
2599                 node = GTK_CTREE_ROW(node)->sibling;
2600         }
2601
2602         return FALSE;
2603 }
2604
2605 static gboolean summary_have_unread_children(SummaryView *summaryview,
2606                                              GtkCTreeNode *node)
2607 {
2608         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2609
2610         if (!node) return FALSE;
2611
2612         node = GTK_CTREE_ROW(node)->children;
2613
2614         while (node) {
2615                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2616                         return TRUE;
2617                 node = GTK_CTREE_ROW(node)->sibling;
2618         }
2619         return FALSE;
2620 }
2621
2622 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2623 {
2624         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2625         GtkStyle *style = NULL;
2626         MsgInfo *msginfo;
2627         MsgFlags flags;
2628         gint *col_pos = summaryview->col_pos;
2629
2630         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2631         if (!msginfo) return;
2632
2633         flags = msginfo->flags;
2634
2635         gtk_ctree_node_set_foreground(ctree, row, NULL);
2636
2637         /* set new/unread column */
2638         if (MSG_IS_IGNORE_THREAD(flags)) {
2639                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2640                                           ignorethreadxpm, ignorethreadxpmmask);
2641         } else if (MSG_IS_NEW(flags)) {
2642                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2643                                           newxpm, newxpmmask);
2644         } else if (MSG_IS_UNREAD(flags)) {
2645                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2646                                           unreadxpm, unreadxpmmask);
2647         } else if (MSG_IS_REPLIED(flags)) {
2648                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2649                                           repliedxpm, repliedxpmmask);
2650         } else if (MSG_IS_FORWARDED(flags)) {
2651                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2652                                           forwardedxpm, forwardedxpmmask);
2653         } else {
2654                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2655                                         NULL);
2656         }
2657
2658         if (prefs_common.bold_unread &&
2659             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2660              (!GTK_CTREE_ROW(row)->expanded &&
2661               GTK_CTREE_ROW(row)->children &&
2662               summary_have_unread_children(summaryview, row))))
2663                 style = bold_style;
2664
2665         /* set mark column */
2666         if (MSG_IS_DELETED(flags)) {
2667                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2668                                           deletedxpm, deletedxpmmask);
2669                 if (style)
2670                         style = bold_deleted_style;
2671                 else {
2672                         style = small_deleted_style;
2673                 }
2674                         gtk_ctree_node_set_foreground
2675                                 (ctree, row, &summaryview->color_dim);
2676         } else if (MSG_IS_MARKED(flags)) {
2677                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2678                                           markxpm, markxpmmask);
2679         } else if (MSG_IS_MOVE(flags)) {
2680                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2681                 if (style)
2682                         style = bold_marked_style;
2683                 else {
2684                         style = small_marked_style;
2685                 }
2686                         gtk_ctree_node_set_foreground
2687                                 (ctree, row, &summaryview->color_marked);
2688         } else if (MSG_IS_COPY(flags)) {
2689                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2690                 if (style)
2691                         style = bold_marked_style;
2692                 else {
2693                         style = small_marked_style;
2694                 }
2695                         gtk_ctree_node_set_foreground
2696                                 (ctree, row, &summaryview->color_marked);
2697 #if 0
2698         } else if ((global_scoring ||
2699                   summaryview->folder_item->prefs->scoring) &&
2700                  (msginfo->score >= summaryview->important_score) &&
2701                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2702                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2703                 gtk_ctree_node_set_foreground(ctree, row,
2704                                               &summaryview->color_important);
2705 #endif
2706         } else {
2707                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2708         }
2709
2710         if (MSG_IS_LOCKED(flags)) {
2711                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2712                                           lockedxpm, lockedxpmmask);
2713         }
2714         else {
2715                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2716         }
2717
2718         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2719                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2720                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2721         } else if (MSG_IS_SIGNED(flags)) {
2722                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2723                                           gpgsignedxpm, gpgsignedxpmmask);
2724         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2725                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2726                                           clipkeyxpm, clipkeyxpmmask);
2727         } else if (MSG_IS_ENCRYPTED(flags)) {
2728                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2729                                           keyxpm, keyxpmmask);
2730         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2731                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2732                                           clipxpm, clipxpmmask);
2733         } else {
2734                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2735         }
2736         if (!style)
2737                 style = small_style;
2738
2739         gtk_ctree_node_set_row_style(ctree, row, style);
2740
2741         if (MSG_GET_COLORLABEL(flags))
2742                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2743 }
2744
2745 void summary_set_marks_selected(SummaryView *summaryview)
2746 {
2747         GList *cur;
2748         summary_lock(summaryview);
2749         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
2750              cur = cur->next)
2751                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2752         summary_unlock(summaryview);
2753 }
2754
2755 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2756 {
2757         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2758         MsgInfo *msginfo;
2759
2760         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2761         if (MSG_IS_DELETED(msginfo->flags))
2762                 summaryview->deleted--;
2763         if (MSG_IS_MOVE(msginfo->flags))
2764                 summaryview->moved--;
2765         if (MSG_IS_COPY(msginfo->flags))
2766                 summaryview->copied--;
2767
2768         procmsg_msginfo_set_to_folder(msginfo, NULL);
2769         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2770         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2771         summary_set_row_marks(summaryview, row);
2772         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2773 }
2774
2775 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2776 {
2777         gboolean changed = FALSE;
2778         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2779         MsgInfo *msginfo;
2780
2781         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2782         if (MSG_IS_DELETED(msginfo->flags))
2783                 summaryview->deleted--;
2784         if (MSG_IS_MOVE(msginfo->flags)) {
2785                 summaryview->moved--;
2786                 changed = TRUE;
2787         }
2788         if (MSG_IS_COPY(msginfo->flags)) {
2789                 summaryview->copied--;
2790                 changed = TRUE;
2791         }
2792         procmsg_msginfo_set_to_folder(msginfo, NULL);
2793         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2794         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2795         summary_set_row_marks(summaryview, row);
2796         debug_print("Message %d is locked\n", msginfo->msgnum);
2797 }
2798
2799 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2800 {
2801         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2802         MsgInfo *msginfo;
2803
2804         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2805         if (!MSG_IS_LOCKED(msginfo->flags))
2806                 return;
2807         procmsg_msginfo_set_to_folder(msginfo, NULL);
2808         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2809         summary_set_row_marks(summaryview, row);
2810         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2811 }
2812
2813 void summary_mark(SummaryView *summaryview)
2814 {
2815         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2816         GList *cur;
2817
2818         START_LONG_OPERATION(summaryview);
2819         folder_item_set_batch(summaryview->folder_item, TRUE);
2820         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2821                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2822         folder_item_set_batch(summaryview->folder_item, FALSE);
2823         END_LONG_OPERATION(summaryview);
2824
2825         summary_status_show(summaryview);
2826 }
2827
2828 static void summary_mark_row_as_read(SummaryView *summaryview,
2829                                      GtkCTreeNode *row)
2830 {
2831         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2832         MsgInfo *msginfo;
2833
2834         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2835
2836         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2837                 return;
2838
2839         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2840         && procmsg_msg_has_marked_parent(msginfo))
2841                 summaryview->unreadmarked--;
2842
2843         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2844         summary_set_row_marks(summaryview, row);
2845         debug_print("Message %d is marked as read\n",
2846                 msginfo->msgnum);
2847 }
2848
2849 void summary_mark_as_read(SummaryView *summaryview)
2850 {
2851         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2852         GList *cur;
2853
2854         START_LONG_OPERATION(summaryview);
2855         folder_item_set_batch(summaryview->folder_item, TRUE);
2856         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2857                 summary_mark_row_as_read(summaryview,
2858                                          GTK_CTREE_NODE(cur->data));
2859         folder_item_set_batch(summaryview->folder_item, FALSE);
2860         END_LONG_OPERATION(summaryview);
2861
2862         summary_status_show(summaryview);
2863 }
2864
2865 void summary_msgs_lock(SummaryView *summaryview)
2866 {
2867         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2868         GList *cur;
2869
2870         START_LONG_OPERATION(summaryview);
2871         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2872                 summary_lock_row(summaryview,
2873                                          GTK_CTREE_NODE(cur->data));
2874         END_LONG_OPERATION(summaryview);
2875
2876         summary_status_show(summaryview);
2877 }
2878
2879 void summary_msgs_unlock(SummaryView *summaryview)
2880 {
2881         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2882         GList *cur;
2883
2884         START_LONG_OPERATION(summaryview);
2885         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2886                 summary_unlock_row(summaryview,
2887                                    GTK_CTREE_NODE(cur->data));
2888         END_LONG_OPERATION(summaryview);
2889
2890         summary_status_show(summaryview);
2891 }
2892
2893 void summary_mark_all_read(SummaryView *summaryview)
2894 {
2895         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2896         GtkCTreeNode *node;
2897
2898         START_LONG_OPERATION(summaryview);
2899         folder_item_set_batch(summaryview->folder_item, TRUE);
2900         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2901              node = gtkut_ctree_node_next(ctree, node))
2902                 summary_mark_row_as_read(summaryview, node);
2903         folder_item_set_batch(summaryview->folder_item, FALSE);
2904         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2905              node = gtkut_ctree_node_next(ctree, node)) {
2906                 if (!GTK_CTREE_ROW(node)->expanded)
2907                         summary_set_row_marks(summaryview, node);
2908         }
2909         END_LONG_OPERATION(summaryview);
2910
2911         summary_status_show(summaryview);
2912 }
2913
2914 static void summary_mark_row_as_unread(SummaryView *summaryview,
2915                                        GtkCTreeNode *row)
2916 {
2917         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2918         MsgInfo *msginfo;
2919
2920         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2921         if (MSG_IS_DELETED(msginfo->flags)) {
2922                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2923                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2924                 summaryview->deleted--;
2925         }
2926
2927         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2928         && procmsg_msg_has_marked_parent(msginfo))
2929                 summaryview->unreadmarked++;
2930
2931         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2932         debug_print("Message %d is marked as unread\n",
2933                 msginfo->msgnum);
2934
2935         summary_set_row_marks(summaryview, row);
2936 }
2937
2938 void summary_mark_as_unread(SummaryView *summaryview)
2939 {
2940         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2941         GList *cur;
2942
2943         START_LONG_OPERATION(summaryview);
2944         folder_item_set_batch(summaryview->folder_item, TRUE);
2945         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
2946                 cur = cur->next)
2947                 summary_mark_row_as_unread(summaryview,
2948                                            GTK_CTREE_NODE(cur->data));
2949         folder_item_set_batch(summaryview->folder_item, FALSE);
2950         END_LONG_OPERATION(summaryview);
2951
2952         summary_status_show(summaryview);
2953 }
2954
2955 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2956 {
2957         GList * cur;
2958         gboolean found;
2959
2960         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2961
2962         case F_NEWS:
2963
2964                 /*
2965                   security : checks if one the accounts correspond to
2966                   the author of the post
2967                 */
2968
2969                 found = FALSE;
2970                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2971                         PrefsAccount * account;
2972                         gchar * from_name;
2973
2974                         account = cur->data;
2975                         if (account->name && *account->name)
2976                                 from_name =
2977                                         g_strdup_printf("%s <%s>",
2978                                                         account->name,
2979                                                         account->address);
2980                         else
2981                                 from_name =
2982                                         g_strdup_printf("%s",
2983                                                         account->address);
2984
2985                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
2986                                 g_free(from_name);
2987                                 found = TRUE;
2988                                 break;
2989                         }
2990                         g_free(from_name);
2991                 }
2992
2993                 if (!found) {
2994                         alertpanel_error(_("You're not the author of the article\n"));
2995                 }
2996
2997                 return found;
2998
2999         default:
3000                 return TRUE;
3001         }
3002 }
3003
3004 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3005 {
3006         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3007         MsgInfo *msginfo;
3008
3009         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3010
3011         if (!check_permission(summaryview, msginfo))
3012                 return;
3013
3014         if (MSG_IS_LOCKED(msginfo->flags)) return;
3015
3016         if (MSG_IS_DELETED(msginfo->flags)) return;
3017
3018         if (MSG_IS_MOVE(msginfo->flags))
3019                 summaryview->moved--;
3020         if (MSG_IS_COPY(msginfo->flags))
3021                 summaryview->copied--;
3022
3023         procmsg_msginfo_set_to_folder(msginfo, NULL);
3024         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
3025         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
3026         summaryview->deleted++;
3027
3028         if (!prefs_common.immediate_exec &&
3029             summaryview->folder_item->stype != F_TRASH)
3030                 summary_set_row_marks(summaryview, row);
3031
3032         debug_print("Message %s/%d is set to delete\n",
3033                     msginfo->folder->path, msginfo->msgnum);
3034 }
3035
3036 void summary_cancel(SummaryView *summaryview)
3037 {
3038         MsgInfo * msginfo;
3039         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3040
3041         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3042                                               summaryview->selected);
3043         if (!msginfo) return;
3044
3045         if (!check_permission(summaryview, msginfo))
3046                 return;
3047
3048         news_cancel_article(summaryview->folder_item->folder, msginfo);
3049
3050         if (summary_is_locked(summaryview)) return;
3051
3052         summary_lock(summaryview);
3053
3054         gtk_clist_freeze(clist);
3055
3056         summary_update_status(summaryview);
3057         summary_status_show(summaryview);
3058
3059         gtk_clist_thaw(clist);
3060
3061         summary_unlock(summaryview);
3062 }
3063
3064 void summary_delete(SummaryView *summaryview)
3065 {
3066         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3067         FolderItem *item = summaryview->folder_item;
3068         GList *cur;
3069         GtkCTreeNode *sel_last = NULL;
3070         GtkCTreeNode *node;
3071         AlertValue aval;
3072         MsgInfo *msginfo;
3073
3074         if (!item) return;
3075
3076         if (summary_is_locked(summaryview)) return;
3077
3078         if (!summaryview->folder_item ||
3079             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3080
3081         aval = alertpanel(_("Delete message(s)"),
3082                           _("Do you really want to delete selected message(s)?"),
3083                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3084         if (aval != G_ALERTDEFAULT) return;
3085
3086         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3087              cur = cur->next) {
3088                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3089                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3090                 if (msginfo->total_size != 0 &&
3091                     msginfo->size != (off_t)msginfo->total_size)
3092                         partial_mark_for_delete(msginfo);
3093         }
3094
3095         main_window_cursor_wait(summaryview->mainwin);
3096
3097         /* next code sets current row focus right. We need to find a row
3098          * that is not deleted. */
3099         summary_lock(summaryview);
3100         folder_item_update_freeze();
3101         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3102         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3103                 sel_last = GTK_CTREE_NODE(cur->data);
3104                 summary_delete_row(summaryview, sel_last);
3105         }
3106         folder_item_update_thaw();
3107         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3108         summary_unlock(summaryview);
3109
3110         node = summary_find_next_msg(summaryview, sel_last);
3111         if (!node)
3112                 node = summary_find_prev_msg(summaryview, sel_last);
3113
3114         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3115
3116         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3117                 summary_execute(summaryview);
3118                 /* after deleting, the anchor may be at an invalid row
3119                  * so reset it to the node we found earlier */
3120                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3121         } else
3122                 summary_status_show(summaryview);
3123
3124         main_window_cursor_normal(summaryview->mainwin);
3125 }
3126
3127 void summary_delete_trash(SummaryView *summaryview)
3128 {
3129         FolderItem *to_folder;
3130
3131         if (!summaryview->folder_item ||
3132             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3133
3134         to_folder = summaryview->folder_item->folder->trash;
3135
3136         if (to_folder == NULL || to_folder == summaryview->folder_item)
3137                 summary_delete(summaryview);
3138         else
3139                 summary_move_selected_to(summaryview, to_folder);
3140 }
3141
3142
3143 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3144 {
3145         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3146         MsgInfo *msginfo;
3147
3148         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3149         if (MSG_IS_DELETED(msginfo->flags))
3150                 summaryview->deleted--;
3151         if (MSG_IS_MOVE(msginfo->flags))
3152                 summaryview->moved--;
3153         if (MSG_IS_COPY(msginfo->flags))
3154                 summaryview->copied--;
3155
3156         procmsg_msginfo_set_to_folder(msginfo, NULL);
3157         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3158         summary_set_row_marks(summaryview, row);
3159
3160         debug_print("Message %s/%d is unmarked\n",
3161                     msginfo->folder->path, msginfo->msgnum);
3162 }
3163
3164 void summary_unmark(SummaryView *summaryview)
3165 {
3166         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3167         GList *cur;
3168
3169         START_LONG_OPERATION(summaryview);
3170         folder_item_set_batch(summaryview->folder_item, TRUE);
3171         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3172                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3173         folder_item_set_batch(summaryview->folder_item, FALSE);
3174         END_LONG_OPERATION(summaryview);
3175
3176         summary_status_show(summaryview);
3177 }
3178
3179 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3180                                 FolderItem *to_folder)
3181 {
3182         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3183         MsgInfo *msginfo;
3184
3185         g_return_if_fail(to_folder != NULL);
3186
3187         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3188         if (MSG_IS_LOCKED(msginfo->flags))
3189                 return;
3190
3191         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3192         if (MSG_IS_DELETED(msginfo->flags))
3193                 summaryview->deleted--;
3194         if (MSG_IS_COPY(msginfo->flags)) {
3195                 summaryview->copied--;
3196         }
3197         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3198         if (!MSG_IS_MOVE(msginfo->flags)) {
3199                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3200                 summaryview->moved++;
3201         }
3202         if (!prefs_common.immediate_exec) {
3203                 summary_set_row_marks(summaryview, row);
3204         }
3205
3206         debug_print("Message %d is set to move to %s\n",
3207                     msginfo->msgnum, to_folder->path);
3208 }
3209
3210 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3211 {
3212         GList *cur;
3213
3214         if (!to_folder) return;
3215         if (!summaryview->folder_item ||
3216             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3217
3218         if (summary_is_locked(summaryview)) return;
3219
3220         if (summaryview->folder_item == to_folder) {
3221                 alertpanel_error(_("Destination is same as current folder."));
3222                 return;
3223         }
3224
3225         START_LONG_OPERATION(summaryview);
3226
3227         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3228              cur != NULL && cur->data != NULL; cur = cur->next)
3229                 summary_move_row_to
3230                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3231
3232         END_LONG_OPERATION(summaryview);
3233
3234         if (prefs_common.immediate_exec) {
3235                 summary_execute(summaryview);
3236         } else {
3237                 summary_status_show(summaryview);
3238         }
3239
3240         if (!summaryview->selected) { /* this was the last message */
3241                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3242                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3243                 if (node)
3244                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3245         }
3246
3247 }
3248
3249 void summary_move_to(SummaryView *summaryview)
3250 {
3251         FolderItem *to_folder;
3252
3253         if (!summaryview->folder_item ||
3254             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3255
3256         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3257                                          FOLDER_SEL_MOVE, NULL);
3258         summary_move_selected_to(summaryview, to_folder);
3259 }
3260
3261 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3262                                 FolderItem *to_folder)
3263 {
3264         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3265         MsgInfo *msginfo;
3266
3267         g_return_if_fail(to_folder != NULL);
3268
3269         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3270         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3271         if (MSG_IS_DELETED(msginfo->flags))
3272                 summaryview->deleted--;
3273         if (MSG_IS_MOVE(msginfo->flags)) {
3274                 summaryview->moved--;
3275         }
3276         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3277         if (!MSG_IS_COPY(msginfo->flags)) {
3278                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3279                 summaryview->copied++;
3280         }
3281         if (!prefs_common.immediate_exec) {
3282                 summary_set_row_marks(summaryview, row);
3283         }
3284
3285         debug_print("Message %d is set to copy to %s\n",
3286                     msginfo->msgnum, to_folder->path);
3287 }
3288
3289 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3290 {
3291         GList *cur;
3292
3293         if (!to_folder) return;
3294         if (!summaryview->folder_item) return;
3295
3296         if (summary_is_locked(summaryview)) return;
3297
3298         if (summaryview->folder_item == to_folder) {
3299                 alertpanel_error
3300                         (_("Destination to copy is same as current folder."));
3301                 return;
3302         }
3303
3304         START_LONG_OPERATION(summaryview);
3305
3306         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3307              cur != NULL && cur->data != NULL; cur = cur->next)
3308                 summary_copy_row_to
3309                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3310
3311         END_LONG_OPERATION(summaryview);
3312
3313         if (prefs_common.immediate_exec)
3314                 summary_execute(summaryview);
3315         else {
3316                 summary_status_show(summaryview);
3317         }
3318 }
3319
3320 void summary_copy_to(SummaryView *summaryview)
3321 {
3322         FolderItem *to_folder;
3323
3324         if (!summaryview->folder_item) return;
3325
3326         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3327                                          FOLDER_SEL_COPY, NULL);
3328         summary_copy_selected_to(summaryview, to_folder);
3329 }
3330
3331 void summary_add_address(SummaryView *summaryview)
3332 {
3333         MsgInfo *msginfo;
3334         gchar *from;
3335
3336         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3337                                               summaryview->selected);
3338         if (!msginfo) return;
3339
3340         Xstrdup_a(from, msginfo->from, return);
3341         eliminate_address_comment(from);
3342         extract_address(from);
3343         addressbook_add_contact(msginfo->fromname, from, NULL);
3344 }
3345
3346 void summary_select_all(SummaryView *summaryview)
3347 {
3348         if (!summaryview->folder_item) return;
3349
3350         summary_lock(summaryview);
3351         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3352         summary_unlock(summaryview);
3353         summary_status_show(summaryview);
3354 }
3355
3356 void summary_unselect_all(SummaryView *summaryview)
3357 {
3358         summary_lock(summaryview);
3359         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3360         summary_unlock(summaryview);
3361         summary_status_show(summaryview);
3362 }
3363
3364 void summary_select_thread(SummaryView *summaryview)
3365 {
3366         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3367         GtkCTreeNode *node = summaryview->selected;
3368
3369         if (!node) return;
3370
3371         while (GTK_CTREE_ROW(node)->parent != NULL)
3372                 node = GTK_CTREE_ROW(node)->parent;
3373
3374         if (node != summaryview->selected)
3375                 summary_select_node
3376                         (summaryview, node,
3377                          messageview_is_visible(summaryview->messageview),
3378                          FALSE);
3379
3380         gtk_ctree_select_recursive(ctree, node);
3381
3382         summary_status_show(summaryview);
3383 }
3384
3385 void summary_save_as(SummaryView *summaryview)
3386 {
3387         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3388         MsgInfo *msginfo;
3389         gchar *filename = NULL;
3390         gchar *src, *dest;
3391         gchar *tmp;
3392
3393         AlertValue aval = 0;
3394
3395         if (!summaryview->selected) return;
3396         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3397         if (!msginfo) return;
3398
3399         if (msginfo->subject) {
3400                 Xstrdup_a(filename, msginfo->subject, return);
3401                 subst_for_filename(filename);
3402         }
3403         if (g_getenv ("G_BROKEN_FILENAMES") &&
3404             filename && !g_utf8_validate(filename, -1, NULL)) {
3405                 gchar *oldstr = filename;
3406                 filename = conv_codeset_strdup(filename,
3407                                                conv_get_locale_charset_str(),
3408                                                CS_UTF_8);
3409                 if (!filename) {
3410                         g_warning("summary_save_as(): faild to convert character set.");
3411                         filename = g_strdup(oldstr);
3412                 }
3413                 dest = filesel_select_file_save(_("Save as"), filename);
3414                 g_free(filename);
3415         } else
3416                 dest = filesel_select_file_save(_("Save as"), filename);
3417         filename = NULL;
3418         if (!dest) return;
3419         if (is_file_exist(dest)) {
3420                 aval = alertpanel(_("Append or Overwrite"),
3421                                   _("Append or overwrite existing file?"),
3422                                   _("Append"), _("Overwrite"),
3423                                   GTK_STOCK_CANCEL);
3424                 if (aval != 0 && aval != 1)
3425                         return;
3426         }
3427
3428         src = procmsg_get_message_file(msginfo);
3429         tmp = g_path_get_basename(dest);
3430
3431         if ( aval==0 ) { /* append */
3432                 if (append_file(src, dest, TRUE) < 0)
3433                         alertpanel_error(_("Can't save the file `%s'."), tmp);
3434         } else { /* overwrite */
3435                 if (copy_file(src, dest, TRUE) < 0)
3436                         alertpanel_error(_("Can't save the file `%s'."), tmp);
3437         }
3438         g_free(src);
3439
3440         /*
3441          * If two or more msgs are selected,
3442          * append them to the output file.
3443          */
3444         if (GTK_CLIST(ctree)->selection->next) {
3445                 GList *item;
3446                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3447                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3448                         if (!msginfo) break;
3449                         src = procmsg_get_message_file(msginfo);
3450                         if (append_file(src, dest, TRUE) < 0)
3451                                 alertpanel_error(_("Can't save the file `%s'."), tmp);
3452                 }
3453                 g_free(src);
3454         }
3455         g_free(dest);
3456         g_free(tmp);
3457 }
3458
3459 void summary_print(SummaryView *summaryview)
3460 {
3461         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3462 #ifndef USE_GNOMEPRINT
3463         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3464         MsgInfo *msginfo;
3465         gchar *cmdline = NULL;
3466         gchar *p;
3467 #else
3468         gboolean first = TRUE;
3469         GList *tmplist;
3470 #endif
3471         GList *cur;
3472
3473         if (clist->selection == NULL) return;
3474 #ifndef USE_GNOMEPRINT
3475         cmdline = input_dialog(_("Print"),
3476                                _("Enter the print command line:\n"
3477                                  "(`%s' will be replaced with file name)"),
3478                                prefs_common.print_cmd);
3479         if (!cmdline) return;
3480         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3481             strchr(p + 2, '%')) {
3482                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3483                                  cmdline);
3484                 g_free(cmdline);
3485                 return;
3486         }
3487         for (cur = clist->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3488                 msginfo = gtk_ctree_node_get_row_data
3489                         (ctree, GTK_CTREE_NODE(cur->data));
3490                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3491         }
3492
3493         g_free(cmdline);
3494
3495 #else
3496         tmplist = g_list_copy(clist->selection);
3497         summary_unselect_all(summaryview);
3498         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3499                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3500                 summary_select_node(summaryview, node, TRUE, TRUE);
3501                 if (!summaryview->messageview->mimeview
3502                 ||  !summaryview->messageview->mimeview->textview
3503                 ||  !summaryview->messageview->mimeview->textview->text)
3504                         alertpanel_warning(_("Cannot print: the message doesn't "
3505                                              "contain text."));
3506                 gedit_print(
3507                         GTK_TEXT_VIEW(summaryview->messageview->mimeview
3508                                         ->textview->text));
3509         }
3510         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3511                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3512                 gtk_sctree_select_with_state(
3513                         GTK_SCTREE(clist), node, first ? 0:GDK_CONTROL_MASK);
3514                 first = FALSE;
3515         }
3516         g_list_free(tmplist);
3517 #endif
3518 }
3519
3520 gboolean summary_execute(SummaryView *summaryview)
3521 {
3522         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3523         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3524         GtkCTreeNode *node, *next;
3525         GtkCTreeNode *new_selected = NULL;
3526
3527         if (!summaryview->folder_item) return FALSE;
3528
3529         if (summary_is_locked(summaryview)) return FALSE;
3530         summary_lock(summaryview);
3531
3532         gtk_clist_freeze(clist);
3533
3534         if (summaryview->threaded)
3535                 summary_unthread_for_exec(summaryview);
3536
3537         folder_item_update_freeze();
3538         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3539         summary_execute_move(summaryview);
3540         summary_execute_copy(summaryview);
3541         summary_execute_delete(summaryview);
3542         folder_item_update_thaw();
3543         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3544
3545         node = GTK_CTREE_NODE(clist->row_list);
3546         for (; node != NULL; node = next) {
3547                 next = gtkut_ctree_node_next(ctree, node);
3548                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3549
3550                 if (node == summaryview->displayed) {
3551                         messageview_clear(summaryview->messageview);
3552                         summaryview->displayed = NULL;
3553                 }
3554                 if (GTK_CTREE_ROW(node)->children != NULL) {
3555                         g_warning("summary_execute(): children != NULL\n");
3556                         continue;
3557                 }
3558
3559                 if (!new_selected &&
3560                     gtkut_ctree_node_is_selected(ctree, node)) {
3561                         summary_unselect_all(summaryview);
3562                         new_selected = summary_find_next_msg(summaryview, node);
3563                         if (!new_selected)
3564                                 new_selected = summary_find_prev_msg
3565                                         (summaryview, node);
3566                 }
3567
3568                 gtk_ctree_remove_node(ctree, node);
3569         }
3570
3571         if (new_selected) {
3572                 summary_unlock(summaryview);
3573                 gtk_sctree_select
3574                         (GTK_SCTREE(ctree),
3575                          summaryview->displayed ? summaryview->displayed
3576                          : new_selected);
3577                 summary_lock(summaryview);
3578         }
3579
3580         if (summaryview->threaded) {
3581                 summary_thread_build(summaryview);
3582                 summary_thread_init(summaryview);
3583         }
3584
3585         summaryview->selected = clist->selection ?
3586                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3587
3588         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3589                 menu_set_insensitive_all
3590                         (GTK_MENU_SHELL(summaryview->popupmenu));
3591                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3592         } else
3593                 gtk_widget_grab_focus(summaryview->ctree);
3594
3595         summary_update_status(summaryview);
3596         summary_status_show(summaryview);
3597
3598         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3599
3600         gtk_clist_thaw(clist);
3601
3602         summary_unlock(summaryview);
3603         return TRUE;
3604 }
3605
3606 static void summary_execute_move(SummaryView *summaryview)
3607 {
3608         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3609         GSList *cur;
3610
3611         /* search moving messages and execute */
3612         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3613                                 summaryview);
3614
3615         if (summaryview->mlist) {
3616                 procmsg_move_messages(summaryview->mlist);
3617
3618                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3619                         procmsg_msginfo_free((MsgInfo *)cur->data);
3620                 g_slist_free(summaryview->mlist);
3621                 summaryview->mlist = NULL;
3622         }
3623 }
3624
3625 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3626                                       gpointer data)
3627 {
3628         SummaryView *summaryview = data;
3629         MsgInfo *msginfo;
3630
3631         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3632
3633         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3634                 summaryview->mlist =
3635                         g_slist_prepend(summaryview->mlist, msginfo);
3636                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3637
3638                 if (msginfo->msgid && *msginfo->msgid &&
3639                     node == g_hash_table_lookup(summaryview->msgid_table,
3640                                                 msginfo->msgid))
3641                         g_hash_table_remove(summaryview->msgid_table,
3642                                             msginfo->msgid);
3643         }
3644 }
3645
3646 static void summary_execute_copy(SummaryView *summaryview)
3647 {
3648         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3649
3650         /* search copying messages and execute */
3651         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3652                                 summaryview);
3653
3654         if (summaryview->mlist) {
3655                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3656                 procmsg_copy_messages(summaryview->mlist);
3657
3658                 g_slist_free(summaryview->mlist);
3659                 summaryview->mlist = NULL;
3660         }
3661 }
3662
3663 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3664                                       gpointer data)
3665 {
3666         SummaryView *summaryview = data;
3667         MsgInfo *msginfo;
3668
3669         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3670
3671         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3672                 summaryview->mlist =
3673                         g_slist_prepend(summaryview->mlist, msginfo);
3674
3675                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3676                 summary_set_row_marks(summaryview, node);
3677         }
3678 }
3679
3680 static void summary_execute_delete(SummaryView *summaryview)
3681 {
3682         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3683         GSList *cur;
3684
3685         /* search deleting messages and execute */
3686         gtk_ctree_pre_recursive
3687                 (ctree, NULL, summary_execute_delete_func, summaryview);
3688
3689         if (!summaryview->mlist) return;
3690
3691         folder_item_remove_msgs(summaryview->folder_item,
3692                                 summaryview->mlist);
3693
3694         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3695                 procmsg_msginfo_free((MsgInfo *)cur->data);
3696
3697         g_slist_free(summaryview->mlist);
3698         summaryview->mlist = NULL;
3699 }
3700
3701 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3702                                         gpointer data)
3703 {
3704         SummaryView *summaryview = data;
3705         MsgInfo *msginfo;
3706
3707         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3708
3709         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3710                 summaryview->mlist =
3711                         g_slist_append(summaryview->mlist, msginfo);
3712                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3713
3714                 if (msginfo->msgid && *msginfo->msgid &&
3715                     node == g_hash_table_lookup(summaryview->msgid_table,
3716                                                 msginfo->msgid)) {
3717                         g_hash_table_remove(summaryview->msgid_table,
3718                                             msginfo->msgid);
3719                 }
3720                 if (msginfo->subject && *msginfo->subject &&
3721                     node == subject_table_lookup(summaryview->subject_table,
3722                                                  msginfo->subject)) {
3723                         subject_table_remove(summaryview->subject_table,
3724                                              msginfo->subject);
3725                 }
3726         }
3727 }
3728
3729 /* thread functions */
3730
3731 void summary_thread_build(SummaryView *summaryview)
3732 {
3733         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3734         GtkCTreeNode *node;
3735         GtkCTreeNode *next;
3736         GtkCTreeNode *parent;
3737         MsgInfo *msginfo;
3738         GSList *reflist;
3739
3740         summary_lock(summaryview);
3741
3742         debug_print("Building threads...");
3743         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3744         main_window_cursor_wait(summaryview->mainwin);
3745
3746         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3747                                        G_CALLBACK(summary_tree_expanded), summaryview);
3748         gtk_clist_freeze(GTK_CLIST(ctree));
3749
3750         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3751         while (node) {
3752                 next = GTK_CTREE_ROW(node)->sibling;
3753
3754                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3755
3756                 parent = NULL;
3757
3758                 if (msginfo && msginfo->inreplyto) {
3759                         parent = g_hash_table_lookup(summaryview->msgid_table,
3760                                                      msginfo->inreplyto);
3761
3762                         if (!parent && msginfo->references) {
3763                                 for (reflist = msginfo->references;
3764                                      reflist != NULL; reflist = reflist->next)
3765                                         if ((parent = g_hash_table_lookup
3766                                                 (summaryview->msgid_table,
3767                                                  reflist->data)))
3768                                                 break;
3769                         }
3770                 }
3771
3772                 if (prefs_common.thread_by_subject && parent == NULL) {
3773                         parent = subject_table_lookup
3774                                 (summaryview->subject_table,
3775                                  msginfo->subject);
3776                 }
3777
3778                 if (parent && parent != node) {
3779                         gtk_ctree_move(ctree, node, parent, NULL);
3780                 }
3781
3782                 node = next;
3783         }
3784
3785         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3786
3787         gtk_clist_thaw(GTK_CLIST(ctree));
3788         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3789                                          G_CALLBACK(summary_tree_expanded), summaryview);
3790
3791         debug_print("done.\n");
3792         STATUSBAR_POP(summaryview->mainwin);
3793         main_window_cursor_normal(summaryview->mainwin);
3794
3795         summaryview->threaded = TRUE;
3796
3797         summary_unlock(summaryview);
3798 }
3799
3800 static void summary_thread_init(SummaryView *summaryview)
3801 {
3802         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3803         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3804         GtkCTreeNode *next;
3805
3806         if (!summaryview->thread_collapsed) {
3807                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3808                                        G_CALLBACK(summary_tree_expanded), summaryview);
3809                 while (node) {
3810                         next = GTK_CTREE_ROW(node)->sibling;
3811                         if (GTK_CTREE_ROW(node)->children)
3812                                 gtk_ctree_expand_recursive(ctree, node);
3813                         node = next;
3814                 }
3815                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3816                                        G_CALLBACK(summary_tree_expanded), summaryview);
3817         }
3818 }
3819
3820 void summary_unthread(SummaryView *summaryview)
3821 {
3822         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3823         GtkCTreeNode *node;
3824         GtkCTreeNode *child;
3825         GtkCTreeNode *sibling;
3826         GtkCTreeNode *next_child;
3827
3828         summary_lock(summaryview);
3829
3830         debug_print("Unthreading...");
3831         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3832         main_window_cursor_wait(summaryview->mainwin);
3833
3834         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3835                                         summary_tree_collapsed, summaryview);
3836         gtk_clist_freeze(GTK_CLIST(ctree));
3837
3838         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3839              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3840                 child = GTK_CTREE_ROW(node)->children;
3841                 sibling = GTK_CTREE_ROW(node)->sibling;
3842
3843                 while (child != NULL) {
3844                         next_child = GTK_CTREE_ROW(child)->sibling;
3845                         gtk_ctree_move(ctree, child, NULL, sibling);
3846                         child = next_child;
3847                 }
3848         }
3849
3850         /* CLAWS: and sort it */
3851         gtk_sctree_sort_recursive(ctree, NULL);
3852
3853         gtk_clist_thaw(GTK_CLIST(ctree));
3854         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3855                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3856
3857         debug_print("done.\n");
3858         STATUSBAR_POP(summaryview->mainwin);
3859         main_window_cursor_normal(summaryview->mainwin);
3860
3861         summaryview->threaded = FALSE;
3862
3863         summary_unlock(summaryview);
3864 }
3865
3866 static void summary_unthread_for_exec(SummaryView *summaryview)
3867 {
3868         GtkCTreeNode *node;
3869         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3870
3871         summary_lock(summaryview);
3872
3873         debug_print("Unthreading for execution...");
3874
3875         gtk_clist_freeze(GTK_CLIST(ctree));
3876
3877         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3878              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3879                 summary_unthread_for_exec_func(ctree, node, NULL);
3880         }
3881
3882         gtk_clist_thaw(GTK_CLIST(ctree));
3883
3884         debug_print("done.\n");
3885
3886         summary_unlock(summaryview);
3887 }
3888
3889 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3890                                            gpointer data)
3891 {
3892         MsgInfo *msginfo;
3893         GtkCTreeNode *top_parent;
3894         GtkCTreeNode *child;
3895         GtkCTreeNode *sibling;
3896
3897         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3898
3899         if (!msginfo ||
3900             (!MSG_IS_MOVE(msginfo->flags) &&
3901              !MSG_IS_DELETED(msginfo->flags)))
3902                 return;
3903         child = GTK_CTREE_ROW(node)->children;
3904         if (!child) return;
3905
3906         for (top_parent = node;
3907              GTK_CTREE_ROW(top_parent)->parent != NULL;
3908              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3909                 ;
3910         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3911
3912         while (child != NULL) {
3913                 GtkCTreeNode *next_child;
3914
3915                 next_child = GTK_CTREE_ROW(child)->sibling;
3916                 gtk_ctree_move(ctree, child, NULL, sibling);
3917                 child = next_child;
3918         }
3919 }
3920
3921 void summary_expand_threads(SummaryView *summaryview)
3922 {
3923         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3924         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3925
3926         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3927                                        G_CALLBACK(summary_tree_expanded), summaryview);
3928         gtk_clist_freeze(GTK_CLIST(ctree));
3929
3930         while (node) {
3931                 if (GTK_CTREE_ROW(node)->children) {
3932                         gtk_ctree_expand(ctree, node);
3933                         summary_set_row_marks(summaryview, node);
3934                 }
3935                 node = GTK_CTREE_NODE_NEXT(node);
3936         }
3937
3938         gtk_clist_thaw(GTK_CLIST(ctree));
3939         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3940                                          G_CALLBACK(summary_tree_expanded), summaryview);
3941
3942         summaryview->thread_collapsed = FALSE;
3943
3944         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3945 }
3946
3947 void summary_collapse_threads(SummaryView *summaryview)
3948 {
3949         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3950         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3951
3952         gtk_clist_freeze(GTK_CLIST(ctree));
3953
3954         while (node) {
3955                 if (GTK_CTREE_ROW(node)->children)
3956                         gtk_ctree_collapse(ctree, node);
3957                 node = GTK_CTREE_ROW(node)->sibling;
3958         }
3959
3960         gtk_clist_thaw(GTK_CLIST(ctree));
3961
3962         summaryview->thread_collapsed = TRUE;
3963
3964         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3965 }
3966
3967 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3968 {
3969         summary_lock(summaryview);
3970
3971         folder_item_update_freeze();
3972
3973         debug_print("filtering...");
3974         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3975         main_window_cursor_wait(summaryview->mainwin);
3976
3977         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3978
3979         if (selected_only) {
3980                 GList *cur;
3981
3982                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
3983                      cur != NULL && cur->data != NULL; cur = cur->next) {
3984                         summary_filter_func(GTK_CTREE(summaryview->ctree),
3985                                             GTK_CTREE_NODE(cur->data),
3986                                             summaryview);
3987                 }
3988         } else {
3989                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3990                                         GTK_CTREE_FUNC(summary_filter_func),
3991                                         summaryview);
3992         }
3993         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3994
3995         folder_item_update_thaw();
3996         debug_print("done.\n");
3997         STATUSBAR_POP(summaryview->mainwin);
3998         main_window_cursor_normal(summaryview->mainwin);
3999
4000         summary_unlock(summaryview);
4001
4002         /*
4003          * CLAWS: summary_show() only valid after having a lock. ideally
4004          * we want the lock to be context aware...
4005          */
4006         summary_show(summaryview, summaryview->folder_item);
4007 }
4008
4009 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4010                                 gpointer data)
4011 {
4012         MailFilteringData mail_filtering_data;
4013         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4014
4015         mail_filtering_data.msginfo = msginfo;
4016         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4017                 return;
4018
4019         filter_message_by_msginfo(filtering_rules, msginfo);
4020 }
4021
4022 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4023                                  PrefsFilterType type, gint processing_rule)
4024 {
4025         gchar *header = NULL;
4026         gchar *key = NULL;
4027
4028         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4029
4030         if (processing_rule) {
4031                 if (item == NULL)
4032                         prefs_filtering_open(&pre_global_processing,
4033                                              _("Processing rules to apply before folder rules"),
4034                                              header, key);
4035                 else
4036                         prefs_filtering_open(&item->prefs->processing,
4037                                              _("Processing configuration"),
4038                                              header, key);
4039         }
4040         else {
4041                 prefs_filtering_open(&filtering_rules,
4042                                      _("Filtering configuration"),
4043                                        header, key);
4044         }
4045
4046         g_free(header);
4047         g_free(key);
4048 }
4049
4050 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4051                          gint processing_rule)
4052 {
4053         MsgInfo *msginfo;
4054         FolderItem * item;
4055
4056         if (!summaryview->selected) return;
4057
4058         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4059                                               summaryview->selected);
4060         if (!msginfo) return;
4061
4062         item = summaryview->folder_item;
4063         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4064 }
4065
4066 /* color label */
4067
4068 #define N_COLOR_LABELS colorlabel_get_color_count()
4069
4070 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4071                                                      gpointer data)
4072 {
4073         guint color = GPOINTER_TO_UINT(data);
4074         SummaryView *summaryview;
4075
4076         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4077         g_return_if_fail(summaryview != NULL);
4078
4079         /* "dont_toggle" state set? */
4080         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4081                                 "dont_toggle"))
4082                 return;
4083
4084         summary_set_colorlabel(summaryview, color, NULL);
4085 }
4086
4087 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4088  * for the messsage; not the color index */
4089 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4090                                   guint labelcolor)
4091 {
4092         GdkColor color;
4093         GtkStyle *style, *prev_style, *ctree_style;
4094         MsgInfo *msginfo;
4095         gint color_index;
4096
4097         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4098
4099         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4100         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4101         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4102
4103         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4104                 if (!prev_style) return;
4105                 style = gtk_style_copy(prev_style);
4106                 color = ctree_style->fg[GTK_STATE_NORMAL];
4107                 style->fg[GTK_STATE_NORMAL] = color;
4108                 color = ctree_style->fg[GTK_STATE_SELECTED];
4109                 style->fg[GTK_STATE_SELECTED] = color;
4110         } else {
4111                 if (prev_style)
4112                         style = gtk_style_copy(prev_style);
4113                 else
4114                         style = gtk_style_copy(ctree_style);
4115                 color = colorlabel_get_color(color_index);
4116                 style->fg[GTK_STATE_NORMAL] = color;
4117                 /* get the average of label color and selected fg color
4118                    for visibility */
4119                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4120                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4121                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4122         }
4123
4124         gtk_ctree_node_set_row_style(ctree, node, style);
4125 }
4126
4127 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4128 {
4129         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4130         MsgInfo *msginfo;
4131
4132         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4133
4134         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4135         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4136 }
4137
4138 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4139                             GtkWidget *widget)
4140 {
4141         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4142         GList *cur;
4143
4144         START_LONG_OPERATION(summaryview);
4145
4146         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4147                 summary_set_row_colorlabel(summaryview,
4148                                            GTK_CTREE_NODE(cur->data), labelcolor);
4149         END_LONG_OPERATION(summaryview);
4150 }
4151
4152 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4153                                                           gpointer data)
4154 {
4155         SummaryView *summaryview;
4156         GtkMenuShell *menu;
4157         GtkCheckMenuItem **items;
4158         gint n;
4159         GList *cur, *sel;
4160
4161         summaryview = (SummaryView *)data;
4162         g_return_if_fail(summaryview != NULL);
4163
4164         sel = GTK_CLIST(summaryview->ctree)->selection;
4165         if (!sel) return;
4166
4167         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4168         g_return_if_fail(menu != NULL);
4169
4170         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4171
4172         /* NOTE: don't return prematurely because we set the "dont_toggle"
4173          * state for check menu items */
4174         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4175                           GINT_TO_POINTER(1));
4176
4177         /* clear items. get item pointers. */
4178         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4179                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4180                         gtk_check_menu_item_set_active
4181                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4182                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4183                         n++;
4184                 }
4185         }
4186
4187         if (n == (N_COLOR_LABELS + 1)) {
4188                 /* iterate all messages and set the state of the appropriate
4189                  * items */
4190                 for (; sel != NULL; sel = sel->next) {
4191                         MsgInfo *msginfo;
4192                         gint clabel;
4193
4194                         msginfo = gtk_ctree_node_get_row_data
4195                                 (GTK_CTREE(summaryview->ctree),
4196                                  GTK_CTREE_NODE(sel->data));
4197                         if (msginfo) {
4198                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4199                                 if (!items[clabel]->active)
4200                                         gtk_check_menu_item_set_active
4201                                                 (items[clabel], TRUE);
4202                         }
4203                 }
4204         } else
4205                 g_warning("invalid number of color elements (%d)\n", n);
4206
4207         /* reset "dont_toggle" state */
4208         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4209                           GINT_TO_POINTER(0));
4210 }
4211
4212 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4213 {
4214         GtkWidget *label_menuitem;
4215         GtkWidget *menu;
4216         GtkWidget *item;
4217         gint i;
4218
4219         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4220                                                    "/Color label");
4221         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4222                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4223                            summaryview);
4224         gtk_widget_show(label_menuitem);
4225
4226         menu = gtk_menu_new();
4227
4228         /* create sub items. for the menu item activation callback we pass the
4229          * index of label_colors[] as data parameter. for the None color we
4230          * pass an invalid (high) value. also we attach a data pointer so we
4231          * can always get back the SummaryView pointer. */
4232
4233         item = gtk_check_menu_item_new_with_label(_("None"));
4234         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4235         g_signal_connect(G_OBJECT(item), "activate",
4236                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4237                            GUINT_TO_POINTER(0));
4238         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4239         gtk_widget_show(item);
4240
4241         item = gtk_menu_item_new();
4242         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4243         gtk_widget_show(item);
4244
4245         /* create pixmap/label menu items */
4246         for (i = 0; i < N_COLOR_LABELS; i++) {
4247                 item = colorlabel_create_check_color_menu_item(i);
4248                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4249                 g_signal_connect(G_OBJECT(item), "activate",
4250                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4251                                  GUINT_TO_POINTER(i + 1));
4252                 g_object_set_data(G_OBJECT(item), "summaryview",
4253                                   summaryview);
4254                 gtk_widget_show(item);
4255         }
4256
4257         gtk_widget_show(menu);
4258         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4259         summaryview->colorlabel_menu = menu;
4260 }
4261
4262 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4263 {
4264         GtkWidget *ctree;
4265         gint *col_pos = summaryview->col_pos;
4266         SummaryColumnState *col_state;
4267         gchar *titles[N_SUMMARY_COLS];
4268         SummaryColumnType type;
4269         gint pos;
4270
4271         memset(titles, 0, sizeof(titles));
4272
4273         col_state = prefs_summary_column_get_config();
4274         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4275                 summaryview->col_state[pos] = col_state[pos];
4276                 type = col_state[pos].type;
4277                 col_pos[type] = pos;
4278         }
4279         col_state = summaryview->col_state;
4280
4281         ctree = gtk_sctree_new_with_titles
4282                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4283
4284         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4285         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4286                                            GTK_JUSTIFY_CENTER);
4287         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4288                                            GTK_JUSTIFY_CENTER);
4289         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4290                                            GTK_JUSTIFY_CENTER);
4291         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4292                                            GTK_JUSTIFY_CENTER);
4293         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4294                                            GTK_JUSTIFY_RIGHT);
4295         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4296                                            GTK_JUSTIFY_RIGHT);
4297         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4298                                            GTK_JUSTIFY_RIGHT);
4299         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4300                                    SUMMARY_COL_MARK_WIDTH);
4301         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4302                                    SUMMARY_COL_STATUS_WIDTH);
4303         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4304                                    SUMMARY_COL_LOCKED_WIDTH);
4305         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4306                                    SUMMARY_COL_MIME_WIDTH);
4307         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4308                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4309         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4310                                    prefs_common.summary_col_size[S_COL_FROM]);
4311         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4312                                    prefs_common.summary_col_size[S_COL_DATE]);
4313         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4314                                    prefs_common.summary_col_size[S_COL_SIZE]);
4315         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4316                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4317         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4318                                    prefs_common.summary_col_size[S_COL_SCORE]);
4319         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4320         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4321                                      GTK_CTREE_EXPANDER_SQUARE);
4322 #if 0
4323         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4324         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4325                                      GTK_CTREE_EXPANDER_TRIANGLE);
4326 #endif
4327         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4328         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4329
4330         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4331                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4332                                        GTK_CAN_FOCUS);
4333                 gtk_clist_set_column_visibility
4334                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4335         }
4336
4337         /* connect signal to the buttons for sorting */
4338 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4339         g_signal_connect \
4340                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4341                  "clicked", \
4342                  G_CALLBACK(func), \
4343                  summaryview)
4344
4345         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4346         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4347         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4348         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4349         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4350         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4351         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4352         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4353         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4354         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4355
4356 #undef CLIST_BUTTON_SIGNAL_CONNECT
4357
4358         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4359                          G_CALLBACK(summary_selected), summaryview);
4360         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4361                          G_CALLBACK(summary_button_pressed),
4362                          summaryview);
4363         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4364                          G_CALLBACK(summary_button_released),
4365                          summaryview);
4366         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4367                          G_CALLBACK(summary_key_pressed), summaryview);
4368         g_signal_connect(G_OBJECT(ctree), "resize_column",
4369                          G_CALLBACK(summary_col_resized), summaryview);
4370         g_signal_connect(G_OBJECT(ctree), "open_row",
4371                          G_CALLBACK(summary_open_row), summaryview);
4372
4373         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4374                                G_CALLBACK(summary_tree_expanded),
4375                                summaryview);
4376         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4377                                G_CALLBACK(summary_tree_collapsed),
4378                                summaryview);
4379
4380         g_signal_connect(G_OBJECT(ctree), "start_drag",
4381                          G_CALLBACK(summary_start_drag),
4382                          summaryview);
4383         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4384                          G_CALLBACK(summary_drag_data_get),
4385                          summaryview);
4386
4387         return ctree;
4388 }
4389
4390 void summary_set_column_order(SummaryView *summaryview)
4391 {
4392         GtkWidget *ctree;
4393         GtkWidget *scrolledwin = summaryview->scrolledwin;
4394         GtkWidget *pixmap;
4395         FolderItem *item;
4396         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4397         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4398
4399         item = summaryview->folder_item;
4400
4401         summary_clear_all(summaryview);
4402         gtk_widget_destroy(summaryview->ctree);
4403
4404         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4405         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4406         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4407                                     summaryview->col_pos[S_COL_MIME], pixmap);
4408         gtk_widget_show(pixmap);
4409         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4410                                             GTK_CLIST(ctree)->hadjustment);
4411         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4412                                             GTK_CLIST(ctree)->vadjustment);
4413         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4414         gtk_widget_show(ctree);
4415
4416         summary_show(summaryview, item);
4417
4418         summary_select_by_msgnum(summaryview, selected_msgnum);
4419
4420         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4421         if (!summaryview->displayed)
4422                 messageview_clear(summaryview->messageview);
4423         else
4424                 summary_redisplay_msg(summaryview);
4425 }
4426
4427
4428 /* callback functions */
4429
4430 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4431                                    SummaryView *summaryview)
4432 {
4433         if (event)
4434                 summary_toggle_view(summaryview);
4435         return TRUE;
4436 }
4437
4438 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4439                                        SummaryView *summaryview)
4440 {
4441         if (!event) return FALSE;
4442
4443         if (event->button == 3) {
4444                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4445                 /* right clicked */
4446                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4447                                NULL, NULL, event->button, event->time);
4448         } else if (event->button == 2) {
4449                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4450         } else if (event->button == 1) {
4451                 if (!prefs_common.emulate_emacs &&
4452                     messageview_is_visible(summaryview->messageview))
4453                         summaryview->display_msg = TRUE;
4454         }
4455
4456         return FALSE;
4457 }
4458
4459 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4460                                         SummaryView *summaryview)
4461 {
4462         return FALSE;
4463 }
4464
4465 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4466 {
4467         summary_key_pressed(summaryview->ctree, event, summaryview);
4468 }
4469
4470 #define BREAK_ON_MODIFIER_KEY() \
4471         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4472
4473 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4474                                     SummaryView *summaryview)
4475 {
4476         GtkCTree *ctree = GTK_CTREE(widget);
4477         GtkCTreeNode *node;
4478         MessageView *messageview;
4479         TextView *textview;
4480         GtkAdjustment *adj;
4481         gboolean mod_pressed;
4482
4483         if (summary_is_locked(summaryview)) return TRUE;
4484         if (!event) return TRUE;
4485
4486         if (quicksearch_has_focus(summaryview->quicksearch))
4487                 return FALSE;
4488
4489         switch (event->keyval) {
4490         case GDK_Left:          /* Move focus */
4491                 adj = gtk_scrolled_window_get_hadjustment
4492                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4493                 if (adj->lower != adj->value)
4494                         break;
4495                 /* FALLTHROUGH */
4496         case GDK_Escape:
4497                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4498                 return TRUE;
4499         case GDK_Home:
4500         case GDK_End:
4501                 if ((node = summaryview->selected) != NULL) {
4502                         GtkCTreeNode *next = NULL;
4503                         next = (event->keyval == GDK_Home)
4504                                         ? gtk_ctree_node_nth(ctree, 0)
4505                                         : gtk_ctree_node_nth(ctree,
4506                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4507                         if (next) {
4508                                 gtk_sctree_select_with_state
4509                                         (GTK_SCTREE(ctree), next, event->state);
4510
4511                                 /* Deprecated - what are the non-deprecated equivalents? */
4512                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4513                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4514                                 summaryview->selected = next;
4515                         }
4516                 }
4517                 return TRUE;
4518         default:
4519                 break;
4520         }
4521
4522         if (!summaryview->selected) {
4523                 node = gtk_ctree_node_nth(ctree, 0);
4524                 if (node)
4525                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4526                 else
4527                         return TRUE;
4528         }
4529
4530         messageview = summaryview->messageview;
4531         textview = messageview->mimeview->textview;
4532
4533         mod_pressed =
4534                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4535
4536         switch (event->keyval) {
4537         case GDK_space:         /* Page down or go to the next */
4538                 if (event->state & GDK_SHIFT_MASK)
4539                         textview_scroll_page(textview, TRUE);
4540                 else {
4541                         if (summaryview->displayed != summaryview->selected) {
4542                                 summary_display_msg(summaryview,
4543                                                     summaryview->selected);
4544                                 break;
4545                         }
4546                         if (mod_pressed) {
4547                                 if (!textview_scroll_page(textview, TRUE))
4548                                         summary_select_prev_unread(summaryview);
4549                         } else {
4550                                 if (!textview_scroll_page(textview, FALSE))
4551                                         summary_select_next_unread(summaryview);
4552                         }
4553                 }
4554                 break;
4555         case GDK_BackSpace:     /* Page up */
4556                 textview_scroll_page(textview, TRUE);
4557                 break;
4558         case GDK_Return:        /* Scroll up/down one line */
4559                 if (summaryview->displayed != summaryview->selected) {
4560                         summary_display_msg(summaryview,
4561                                             summaryview->selected);
4562                         break;
4563                 }
4564                 textview_scroll_one_line(textview, mod_pressed);
4565                 break;
4566         case GDK_Delete:
4567                 BREAK_ON_MODIFIER_KEY();
4568                 summary_delete_trash(summaryview);
4569                 break;
4570         default:
4571                 break;
4572         }
4573         return FALSE;
4574 }
4575
4576 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4577 {
4578         SummaryView *summaryview = data;
4579
4580         summary_show(summaryview, summaryview->folder_item);
4581 }
4582
4583 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4584 {
4585         SummaryView *summaryview = (SummaryView *)data;
4586
4587         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4588                 prefs_common.show_searchbar = TRUE;
4589                 quicksearch_show(summaryview->quicksearch);
4590         } else {
4591                 prefs_common.show_searchbar = FALSE;
4592                 quicksearch_hide(summaryview->quicksearch);
4593         }
4594 }
4595
4596 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4597 {
4598         if (summaryview->folder_item->stype == F_OUTBOX ||
4599             summaryview->folder_item->stype == F_DRAFT  ||
4600             summaryview->folder_item->stype == F_QUEUE)
4601                 summary_reedit(summaryview);
4602         else
4603                 summary_open_msg(summaryview);
4604
4605         summaryview->display_msg = FALSE;
4606 }
4607
4608 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4609                                   SummaryView *summaryview)
4610 {
4611         summary_set_row_marks(summaryview, node);
4612         while (prefs_common.bold_unread && node) {
4613                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4614                 if (GTK_CTREE_ROW(node)->children)
4615                         summary_set_row_marks(summaryview, node);
4616                 node = next;
4617         }
4618 }
4619
4620 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4621                                    SummaryView *summaryview)
4622 {
4623         summary_set_row_marks(summaryview, node);
4624 }
4625
4626 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4627                              gint column, SummaryView *summaryview)
4628 {
4629         MsgInfo *msginfo;
4630         gboolean marked_unread = FALSE;
4631
4632         if (summary_is_locked(summaryview)) {
4633                 return;
4634         }
4635
4636         summary_status_show(summaryview);
4637
4638         if (GTK_CLIST(ctree)->selection &&
4639             GTK_CLIST(ctree)->selection->next) {
4640                 summaryview->display_msg = FALSE;
4641                 summary_set_menu_sensitive(summaryview);
4642                 toolbar_main_set_sensitive(summaryview->mainwin);
4643                 return;
4644         }
4645
4646         summaryview->selected = row;
4647
4648         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4649         g_return_if_fail(msginfo != NULL);
4650
4651         switch (column < 0 ? column : summaryview->col_state[column].type) {
4652         case S_COL_MARK:
4653                 if (!MSG_IS_DELETED(msginfo->flags) &&
4654                     !MSG_IS_MOVE(msginfo->flags) &&
4655                     !MSG_IS_COPY(msginfo->flags)) {
4656                         if (MSG_IS_MARKED(msginfo->flags)) {
4657                                 summary_unmark_row(summaryview, row);
4658                         } else {
4659                                 summary_mark_row(summaryview, row);
4660                         }
4661                 }
4662                 break;
4663         case S_COL_STATUS:
4664                 if (MSG_IS_UNREAD(msginfo->flags)) {
4665                         summary_mark_row_as_read(summaryview, row);
4666                         summary_status_show(summaryview);
4667                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4668                          !MSG_IS_FORWARDED(msginfo->flags)) {
4669                         marked_unread = TRUE;
4670                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4671                         summary_find_answers(summaryview, msginfo);
4672                         return;
4673                 }
4674                 break;
4675         case S_COL_LOCKED:
4676                 if (MSG_IS_LOCKED(msginfo->flags)) {
4677                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4678                         summary_set_row_marks(summaryview, row);
4679                 }
4680                 else
4681                         summary_lock_row(summaryview, row);
4682                 break;
4683         default:
4684                 break;
4685         }
4686
4687         if (summaryview->display_msg ||
4688             (prefs_common.always_show_msg &&
4689              messageview_is_visible(summaryview->messageview))) {
4690                 summaryview->display_msg = FALSE;
4691                 if (summaryview->displayed != row) {
4692                         summary_display_msg(summaryview, row);
4693                         if (marked_unread) {
4694                                 summary_mark_row_as_unread(summaryview, row);
4695                                 summary_status_show(summaryview);
4696                         }
4697                         return;
4698                 }
4699         }
4700
4701         if (marked_unread) {
4702                 summary_mark_row_as_unread(summaryview, row);
4703                 summary_status_show(summaryview);
4704         }
4705
4706         summary_set_menu_sensitive(summaryview);
4707         toolbar_main_set_sensitive(summaryview->mainwin);
4708 }
4709
4710 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4711                                 SummaryView *summaryview)
4712 {
4713         SummaryColumnType type = summaryview->col_state[column].type;
4714
4715         prefs_common.summary_col_size[type] = width;
4716 }
4717
4718
4719 /*
4720  * \brief get List of msginfo selected in SummaryView
4721  *
4722  * \param summaryview
4723  *
4724  * \return GSList holding MsgInfo
4725  */
4726 GSList *summary_get_selection(SummaryView *summaryview)
4727 {
4728         GList *sel = NULL;
4729         GSList *msginfo_list = NULL;
4730
4731         g_return_val_if_fail(summaryview != NULL, NULL);
4732
4733         sel = GTK_CLIST(summaryview->ctree)->selection;
4734
4735         g_return_val_if_fail(sel != NULL, NULL);
4736
4737         for ( ; sel != NULL; sel = sel->next)
4738                 msginfo_list =
4739                         g_slist_append(msginfo_list,
4740                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4741                                                                    GTK_CTREE_NODE(sel->data)));
4742         return msginfo_list;
4743 }
4744
4745 static void summary_reply_cb(SummaryView *summaryview, guint action,
4746                              GtkWidget *widget)
4747 {
4748         MessageView *msgview = (MessageView*)summaryview->messageview;
4749         GSList *msginfo_list;
4750
4751         g_return_if_fail(msgview != NULL);
4752
4753         msginfo_list = summary_get_selection(summaryview);
4754         g_return_if_fail(msginfo_list != NULL);
4755         compose_reply_from_messageview(msgview, msginfo_list, action);
4756         g_slist_free(msginfo_list);
4757 }
4758
4759 static void summary_show_all_header_cb(SummaryView *summaryview,
4760                                        guint action, GtkWidget *widget)
4761 {
4762         summaryview->messageview->all_headers =
4763                         GTK_CHECK_MENU_ITEM(widget)->active;
4764         summary_display_msg_selected(summaryview,
4765                                      GTK_CHECK_MENU_ITEM(widget)->active);
4766 }
4767
4768 static void summary_add_address_cb(SummaryView *summaryview,
4769                                    guint action, GtkWidget *widget)
4770 {
4771         summary_add_address(summaryview);
4772 }
4773
4774 static void summary_create_filter_cb(SummaryView *summaryview,
4775                                      guint action, GtkWidget *widget)
4776 {
4777         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4778 }
4779
4780 static void summary_create_processing_cb(SummaryView *summaryview,
4781                                          guint action, GtkWidget *widget)
4782 {
4783         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4784 }
4785
4786 static void summary_sort_by_column_click(SummaryView *summaryview,
4787                                          FolderSortKey sort_key)
4788 {
4789         GtkCTreeNode *node = NULL;
4790         START_TIMING("summary_sort_by_column_click");
4791         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
4792                                        G_CALLBACK(summary_tree_expanded), summaryview);
4793         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4794         if (summaryview->sort_key == sort_key)
4795                 summary_sort(summaryview, sort_key,
4796                              summaryview->sort_type == SORT_ASCENDING
4797                              ? SORT_DESCENDING : SORT_ASCENDING);
4798         else
4799                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4800
4801         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4802         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
4803                                        G_CALLBACK(summary_tree_expanded), summaryview);
4804
4805         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4806
4807         while (prefs_common.bold_unread && node) {
4808                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4809                 if (GTK_CTREE_ROW(node)->children)
4810                         summary_set_row_marks(summaryview, node);
4811                 node = next;
4812         }
4813         END_TIMING();
4814 }
4815
4816 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4817 {
4818         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4819 }
4820
4821 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4822 {
4823         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4824 }
4825
4826 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4827 {
4828         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4829 }
4830
4831 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4832 {
4833         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4834 }
4835
4836 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4837 {
4838         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4839 }
4840
4841 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4842 {
4843         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4844 }
4845
4846 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4847 {
4848         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4849 }
4850
4851 static void summary_subject_clicked(GtkWidget *button,
4852                                     SummaryView *summaryview)
4853 {
4854         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4855 }
4856
4857 static void summary_score_clicked(GtkWidget *button,
4858                                   SummaryView *summaryview)
4859 {
4860         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4861 }
4862
4863 static void summary_locked_clicked(GtkWidget *button,
4864                                    SummaryView *summaryview)
4865 {
4866         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4867 }
4868
4869 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4870                                SummaryView *summaryview)
4871 {
4872         GdkDragContext *context;
4873
4874         g_return_if_fail(summaryview != NULL);
4875         g_return_if_fail(summaryview->folder_item != NULL);
4876         g_return_if_fail(summaryview->folder_item->folder != NULL);
4877         if (summaryview->selected == NULL) return;
4878
4879         context = gtk_drag_begin(widget, summaryview->target_list,
4880                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4881         gtk_drag_set_icon_default(context);
4882 }
4883
4884 static void summary_drag_data_get(GtkWidget        *widget,
4885                                   GdkDragContext   *drag_context,
4886                                   GtkSelectionData *selection_data,
4887                                   guint             info,
4888                                   guint             time,
4889                                   SummaryView      *summaryview)
4890 {
4891         if (info == TARGET_MAIL_URI_LIST) {
4892                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4893                 GList *cur;
4894                 MsgInfo *msginfo;
4895                 gchar *mail_list = NULL, *tmp1, *tmp2;
4896
4897                 for (cur = GTK_CLIST(ctree)->selection;
4898                      cur != NULL && cur->data != NULL; cur = cur->next) {
4899                         msginfo = gtk_ctree_node_get_row_data
4900                                 (ctree, GTK_CTREE_NODE(cur->data));
4901                         tmp2 = procmsg_get_message_file(msginfo);
4902                         if (!tmp2) continue;
4903                         tmp1 = g_strconcat("file://", tmp2, NULL);
4904                         g_free(tmp2);
4905
4906                         if (!mail_list) {
4907                                 mail_list = tmp1;
4908                         } else {
4909                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4910                                 g_free(mail_list);
4911                                 g_free(tmp1);
4912                                 mail_list = tmp2;
4913                         }
4914                 }
4915
4916                 if (mail_list != NULL) {
4917                         gtk_selection_data_set(selection_data,
4918                                                selection_data->target, 8,
4919                                                mail_list, strlen(mail_list));
4920                         g_free(mail_list);
4921                 }
4922         } else if (info == TARGET_DUMMY) {
4923                 if (GTK_CLIST(summaryview->ctree)->selection)
4924                         gtk_selection_data_set(selection_data,
4925                                                selection_data->target, 8,
4926                                                "Dummy", 6);
4927         }
4928 }
4929
4930
4931 /* custom compare functions for sorting */
4932
4933 #define CMP_FUNC_DEF(func_name, val)                                     \
4934 static gint func_name(GtkCList *clist,                                   \
4935                       gconstpointer ptr1, gconstpointer ptr2)            \
4936 {                                                                        \
4937         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4938         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4939                                                                          \
4940         if (!msginfo1 || !msginfo2)                                      \
4941                 return -1;                                               \
4942                                                                          \
4943         return (val);                                                    \
4944 }
4945
4946 CMP_FUNC_DEF(summary_cmp_by_mark,
4947              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4948 CMP_FUNC_DEF(summary_cmp_by_status,
4949              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4950 CMP_FUNC_DEF(summary_cmp_by_mime,
4951              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4952 CMP_FUNC_DEF(summary_cmp_by_label,
4953              MSG_GET_COLORLABEL(msginfo1->flags) -
4954              MSG_GET_COLORLABEL(msginfo2->flags))
4955 CMP_FUNC_DEF(summary_cmp_by_locked,
4956              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4957
4958 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4959 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4960 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4961
4962 #undef CMP_FUNC_DEF
4963 #define CMP_FUNC_DEF(func_name, var_name)                                \
4964 static gint func_name(GtkCList *clist,                                   \
4965                       gconstpointer ptr1, gconstpointer ptr2)            \
4966 {                                                                        \
4967         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4968         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4969                                                                          \
4970         if (!msginfo1->var_name)                                         \
4971                 return (msginfo2->var_name != NULL);                     \
4972         if (!msginfo2->var_name)                                         \
4973                 return -1;                                               \
4974                                                                          \
4975         return g_utf8_collate(msginfo1->var_name, msginfo2->var_name);   \
4976 }
4977
4978 CMP_FUNC_DEF(summary_cmp_by_to, to);
4979
4980 #undef CMP_FUNC_DEF
4981
4982 static gint summary_cmp_by_subject(GtkCList *clist,
4983                                    gconstpointer ptr1,
4984                                    gconstpointer ptr2)
4985 {
4986         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4987         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4988
4989         if (!msginfo1->subject)
4990                 return (msginfo2->subject != NULL);
4991         if (!msginfo2->subject)
4992                 return -1;
4993
4994         return subject_compare_for_sort
4995                 (msginfo1->subject, msginfo2->subject);
4996 }
4997
4998 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4999                                 gconstpointer ptr2)
5000 {
5001         const gchar *str1, *str2;
5002         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5003         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5004         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5005
5006         g_return_val_if_fail(sv, -1);
5007
5008         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5009         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5010
5011         if (!str1)
5012                 return str2 != NULL;
5013
5014         if (!str2)
5015                 return -1;
5016
5017         return g_utf8_collate(str1, str2);
5018 }
5019
5020 static gint summary_cmp_by_simplified_subject
5021         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5022 {
5023         const FolderItemPrefs *prefs;
5024         const gchar *str1, *str2;
5025         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5026         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5027         const MsgInfo *msginfo1 = r1->data;
5028         const MsgInfo *msginfo2 = r2->data;
5029         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5030
5031         g_return_val_if_fail(sv, -1);
5032         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5033
5034         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5035         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5036
5037         if (!str1)
5038                 return str2 != NULL;
5039
5040         if (!str2)
5041                 return -1;
5042
5043         prefs = msginfo1->folder->prefs;
5044         if (!prefs)
5045                 prefs = msginfo2->folder->prefs;
5046         if (!prefs)
5047                 return -1;
5048
5049         return subject_compare_for_sort(str1, str2);
5050 }
5051
5052 static gint summary_cmp_by_score(GtkCList *clist,
5053                                  gconstpointer ptr1, gconstpointer ptr2)
5054 {
5055         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5056         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5057         int diff;
5058
5059         /* if score are equal, sort by date */
5060
5061         diff = msginfo1->threadscore - msginfo2->threadscore;
5062         if (diff != 0)
5063                 return diff;
5064         else
5065                 return summary_cmp_by_date(clist, ptr1, ptr2);
5066 }
5067
5068 static void news_flag_crosspost(MsgInfo *msginfo)
5069 {
5070         GString *line;
5071         gpointer key;
5072         gpointer value;
5073         Folder *mff;
5074
5075         g_return_if_fail(msginfo != NULL);
5076         g_return_if_fail(msginfo->folder != NULL);
5077         g_return_if_fail(msginfo->folder->folder != NULL);
5078         mff = msginfo->folder->folder;
5079         g_return_if_fail(mff->klass->type == F_NEWS);
5080
5081         if (mff->account->mark_crosspost_read) {
5082                 line = g_string_sized_new(128);
5083                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5084                 debug_print("nfcp: checking <%s>", line->str);
5085                 if (mff->newsart &&
5086                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5087                         debug_print(" <%s>", (gchar *)value);
5088                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5089                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5090                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
5091                         }
5092                         g_hash_table_remove(mff->newsart, key);
5093                         g_free(key);
5094                 }
5095                 g_string_free(line, TRUE);
5096                 debug_print("\n");
5097         }
5098 }
5099
5100 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5101 {
5102         SummaryView *summaryview = (SummaryView *) data;
5103         MsgInfo *msginfo;
5104
5105         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5106
5107         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5108                 summaryview->unreadmarked--;
5109
5110         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5111         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5112
5113         summary_set_row_marks(summaryview, row);
5114         debug_print("Message %d is marked as ignore thread\n",
5115             msginfo->msgnum);
5116 }
5117
5118 static void summary_ignore_thread(SummaryView *summaryview)
5119 {
5120         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5121         GList *cur;
5122
5123         START_LONG_OPERATION(summaryview);
5124         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5125                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5126                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5127                                         summaryview);
5128
5129         END_LONG_OPERATION(summaryview);
5130
5131         summary_status_show(summaryview);
5132 }
5133
5134 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5135 {
5136         SummaryView *summaryview = (SummaryView *) data;
5137         MsgInfo *msginfo;
5138
5139         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5140
5141         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5142                 summaryview->unreadmarked++;
5143
5144         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5145
5146         summary_set_row_marks(summaryview, row);
5147         debug_print("Message %d is marked as unignore thread\n",
5148             msginfo->msgnum);
5149 }
5150
5151 static void summary_unignore_thread(SummaryView *summaryview)
5152 {
5153         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5154         GList *cur;
5155
5156         START_LONG_OPERATION(summaryview);
5157         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5158                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5159                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5160                                         summaryview);
5161
5162         END_LONG_OPERATION(summaryview);
5163
5164         summary_status_show(summaryview);
5165 }
5166
5167 static void summary_check_ignore_thread_func
5168                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5169 {
5170         MsgInfo *msginfo;
5171         gint *found_ignore = (gint *) data;
5172
5173         if (*found_ignore) return;
5174         else {
5175                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5176                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5177         }
5178 }
5179
5180 void summary_toggle_ignore_thread(SummaryView *summaryview)
5181 {
5182         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5183         GList *cur;
5184         gint found_ignore = 0;
5185
5186         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5187                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5188                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5189                                         &found_ignore);
5190
5191         if (found_ignore)
5192                 summary_unignore_thread(summaryview);
5193         else
5194                 summary_ignore_thread(summaryview);
5195 }
5196
5197 #if 0 /* OLD PROCESSING */
5198 static gboolean processing_apply_func(GNode *node, gpointer data)
5199 {
5200         FolderItem *item;
5201         GSList * processing;
5202         SummaryView * summaryview = (SummaryView *) data;
5203
5204         if (node == NULL)
5205                 return FALSE;
5206
5207         item = node->data;
5208         /* prevent from the warning */
5209         if (item->path == NULL)
5210                 return FALSE;
5211         processing = item->prefs->processing;
5212
5213
5214         if (processing != NULL) {
5215                 gchar * buf;
5216                 GSList * mlist;
5217                 GSList * cur;
5218
5219                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5220                 debug_print(buf);
5221                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5222                 g_free(buf);
5223
5224 /*
5225                 mlist = item->folder->get_msg_list(item->folder, item,
5226                                                    TRUE);
5227 */
5228                 mlist = folder_item_get_msg_list(item);
5229                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5230                         MsgInfo * msginfo;
5231
5232                         msginfo = (MsgInfo *) cur->data;
5233                         filter_message_by_msginfo(processing, msginfo, NULL);
5234                         procmsg_msginfo_free(msginfo);
5235                 }
5236
5237                 g_slist_free(mlist);
5238
5239                 STATUSBAR_POP(summaryview->mainwin);
5240         }
5241
5242
5243         return FALSE;
5244 }
5245
5246 void processing_apply(SummaryView * summaryview)
5247 {
5248         GList * cur;
5249
5250         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5251                 Folder *folder;
5252
5253                 folder = (Folder *) cur->data;
5254                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5255                                 processing_apply_func, summaryview);
5256         }
5257 }
5258 #endif
5259
5260 void summary_toggle_show_read_messages(SummaryView *summaryview)
5261 {
5262         if (summaryview->folder_item->hide_read_msgs)
5263                 summaryview->folder_item->hide_read_msgs = 0;
5264         else
5265                 summaryview->folder_item->hide_read_msgs = 1;
5266         summary_show(summaryview, summaryview->folder_item);
5267 }
5268
5269 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5270                                              guint action)
5271 {
5272         GtkWidget *widget;
5273
5274         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5275                                            "/View/Hide read messages");
5276         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5277                           GINT_TO_POINTER(1));
5278         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5279         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5280                           GINT_TO_POINTER(0));
5281 }
5282
5283 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5284 {
5285         GtkWidget *ctree = summaryview->ctree;
5286         GtkWidget *pixmap;
5287
5288         gtk_widget_destroy(summaryview->folder_pixmap);
5289
5290         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5291         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5292         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5293         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5294         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5295         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5296         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5297         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5298         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5299         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5300         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5301         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5302         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5303
5304         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5305         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5306         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5307         gtk_widget_show(pixmap);
5308         summaryview->folder_pixmap = pixmap;
5309
5310         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5311         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5312                               summaryview->quick_search_pixmap);
5313         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5314         gtk_widget_show(pixmap);
5315         summaryview->quick_search_pixmap = pixmap;
5316
5317         folderview_unselect(summaryview->folderview);
5318         folderview_select(summaryview->folderview, summaryview->folder_item);
5319         summary_set_column_titles(summaryview);
5320 }
5321
5322 /*
5323  * Harvest addresses for selected messages in summary view.
5324  */
5325 void summary_harvest_address(SummaryView *summaryview)
5326 {
5327         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5328         GList *cur;
5329         GList *msgList;
5330         MsgInfo *msginfo;
5331
5332         msgList = NULL;
5333         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5334                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5335                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5336         }
5337         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5338         g_list_free( msgList );
5339 }
5340
5341 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5342 {
5343         int err;
5344         gchar buf[BUFFSIZE];
5345         regex_t *preg = NULL;
5346
5347         preg = g_new0(regex_t, 1);
5348
5349         err = string_match_precompile(simplify_subject_regexp,
5350                                       preg, REG_EXTENDED);
5351         if (err) {
5352                 regerror(err, preg, buf, BUFFSIZE);
5353                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5354                 g_free(preg);
5355                 preg = NULL;
5356         }
5357
5358         return preg;
5359 }
5360
5361 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5362 {
5363         g_return_if_fail(summaryview != NULL);
5364         g_return_if_fail(item != NULL);
5365
5366         /* Subject simplification */
5367         if(summaryview->simplify_subject_preg) {
5368                 regfree(summaryview->simplify_subject_preg);
5369                 g_free(summaryview->simplify_subject_preg);
5370                 summaryview->simplify_subject_preg = NULL;
5371         }
5372         if(item->prefs && item->prefs->simplify_subject_regexp &&
5373            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5374                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5375
5376         /* Sorting */
5377         summaryview->sort_key = item->sort_key;
5378         summaryview->sort_type = item->sort_type;
5379
5380         /* Threading */
5381         summaryview->threaded = item->threaded;
5382         summaryview->thread_collapsed = item->thread_collapsed;
5383
5384         /* Scoring */
5385 #if 0
5386         if (global_scoring || item->prefs->scoring) {
5387                 summaryview->important_score = prefs_common.important_score;
5388                 if (item->prefs->important_score >
5389                     summaryview->important_score)
5390                         summaryview->important_score =
5391                                 item->prefs->important_score;
5392         }
5393 #endif
5394 }
5395
5396 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5397 {
5398         /* Sorting */
5399         item->sort_key = summaryview->sort_key;
5400         item->sort_type = summaryview->sort_type;
5401
5402         /* Threading */
5403         item->threaded = summaryview->threaded;
5404         item->thread_collapsed = summaryview->thread_collapsed;
5405 }
5406
5407 static gboolean summary_update_msg(gpointer source, gpointer data)
5408 {
5409         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5410         SummaryView *summaryview = (SummaryView *)data;
5411         GtkCTreeNode *node;
5412
5413         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5414         g_return_val_if_fail(summaryview != NULL, FALSE);
5415
5416         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5417                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5418
5419                 if (node)
5420                         summary_set_row_marks(summaryview, node);
5421         }
5422
5423         return FALSE;
5424 }
5425
5426 /*!
5427  *\brief        change summaryview to display your answer(s) to a message
5428  *
5429  *\param        summaryview The SummaryView ;)
5430  *\param        msginfo The message for which answers are searched
5431  *
5432  */
5433 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5434 {
5435         FolderItem *sent_folder = NULL;
5436         PrefsAccount *account = NULL;
5437         GtkCTreeNode *node = NULL;
5438         char *buf = NULL;
5439         if (msg == NULL || msg->msgid == NULL)
5440                 return;
5441
5442         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5443         if (account == NULL)
5444                 return;
5445         sent_folder = account_get_special_folder
5446                                 (account, F_OUTBOX);
5447
5448         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5449
5450         if (sent_folder != summaryview->folder_item) {
5451                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5452         }
5453
5454         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5455
5456         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5457         g_free(buf);
5458
5459         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5460         if (node)
5461                 summary_select_node(summaryview, node, TRUE, TRUE);
5462 }
5463
5464 void summaryview_export_mbox_list(SummaryView *summaryview)
5465 {
5466         GSList *list = summary_get_selected_msg_list(summaryview);
5467         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5468
5469         if (mbox == NULL || list == NULL)
5470                 return;
5471
5472         export_list_to_mbox(list, mbox);
5473
5474         g_slist_free(list);
5475         g_free(mbox);
5476
5477 }
5478
5479 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5480 {
5481         if (!summaryview || !summaryview->folder_item || !item) {
5482                 return;
5483         }
5484
5485         if (summaryview->folder_item->folder == item->folder) {
5486                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5487         }
5488 }
5489 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5490 {
5491         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5492 }