src/summaryview.c

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