src/summaryview.c

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