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