src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail 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_summary_open.h"
  63 #include "prefs_filtering.h"
  64 #include "account.h"
  65 #include "compose.h"
  66 #include "utils.h"
  67 #include "gtkutils.h"
  68 #include "stock_pixmap.h"
  69 #include "filesel.h"
  70 #include "alertpanel.h"
  71 #include "inputdialog.h"
  72 #include "statusbar.h"
  73 #include "folder.h"
  74 #include "colorlabel.h"
  75 #include "inc.h"
  76 #include "imap.h"
  77 #include "addressbook.h"
  78 #include "addr_compl.h"
  79 #include "folder_item_prefs.h"
  80 #include "filtering.h"
  81 #include "string_match.h"
  82 #include "toolbar.h"
  83 #include "news.h"
  84 #include "hooks.h"
  85 #include "description_window.h"
  86 #include "folderutils.h"
  87 #include "quicksearch.h"
  88 #include "partial_download.h"
  89 #include "timing.h"
  90 #include "gedit-print.h"
  91 #include "log.h"
  92 #include "manual.h"
  93
  94 #define SUMMARY_COL_MARK_WIDTH          10
  95 #define SUMMARY_COL_STATUS_WIDTH        13
  96 #define SUMMARY_COL_LOCKED_WIDTH        13
  97 #define SUMMARY_COL_MIME_WIDTH          11
  98
  99
 100 static GtkStyle *bold_style;
 101 static GtkStyle *bold_marked_style;
 102 static GtkStyle *bold_deleted_style;
 103 static GtkStyle *small_style;
 104 static GtkStyle *small_marked_style;
 105 static GtkStyle *small_deleted_style;
 106
 107 static GdkPixmap *markxpm;
 108 static GdkBitmap *markxpmmask;
 109 static GdkPixmap *deletedxpm;
 110 static GdkBitmap *deletedxpmmask;
 111 static GdkPixmap *movedxpm;
 112 static GdkBitmap *movedxpmmask;
 113 static GdkPixmap *copiedxpm;
 114 static GdkBitmap *copiedxpmmask;
 115
 116 static GdkPixmap *newxpm;
 117 static GdkBitmap *newxpmmask;
 118 static GdkPixmap *unreadxpm;
 119 static GdkBitmap *unreadxpmmask;
 120 static GdkPixmap *repliedxpm;
 121 static GdkBitmap *repliedxpmmask;
 122 static GdkPixmap *forwardedxpm;
 123 static GdkBitmap *forwardedxpmmask;
 124 static GdkPixmap *ignorethreadxpm;
 125 static GdkBitmap *ignorethreadxpmmask;
 126 static GdkPixmap *lockedxpm;
 127 static GdkBitmap *lockedxpmmask;
 128 static GdkPixmap *spamxpm;
 129 static GdkBitmap *spamxpmmask;
 130
 131 static GdkPixmap *clipxpm;
 132 static GdkBitmap *clipxpmmask;
 133 static GdkPixmap *keyxpm;
 134 static GdkBitmap *keyxpmmask;
 135 static GdkPixmap *clipkeyxpm;
 136 static GdkBitmap *clipkeyxpmmask;
 137 static GdkPixmap *gpgsignedxpm;
 138 static GdkBitmap *gpgsignedxpmmask;
 139 static GdkPixmap *clipgpgsignedxpm;
 140 static GdkBitmap *clipgpgsignedxpmmask;
 141
 142 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 143                                          GtkCTreeNode           *node,
 144                                          gpointer                data);
 145 static void summary_set_marks_func      (GtkCTree               *ctree,
 146                                          GtkCTreeNode           *node,
 147                                          gpointer                data);
 148
 149 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 150 guint summary_get_msgnum                (SummaryView            *summaryview,
 151                                          GtkCTreeNode           *node);
 152
 153
 154 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 155                                              guint action);
 156
 157 static GtkCTreeNode *summary_find_prev_msg
 158                                         (SummaryView            *summaryview,
 159                                          GtkCTreeNode           *current_node);
 160 static GtkCTreeNode *summary_find_next_msg
 161                                         (SummaryView            *summaryview,
 162                                          GtkCTreeNode           *current_node);
 163
 164 static GtkCTreeNode *summary_find_prev_flagged_msg
 165                                         (SummaryView    *summaryview,
 166                                          GtkCTreeNode   *current_node,
 167                                          MsgPermFlags    flags,
 168                                          gboolean        start_from_prev);
 169 static GtkCTreeNode *summary_find_next_flagged_msg
 170                                         (SummaryView    *summaryview,
 171                                          GtkCTreeNode   *current_node,
 172                                          MsgPermFlags    flags,
 173                                          gboolean        start_from_next);
 174
 175 static GtkCTreeNode *summary_find_msg_by_msgnum
 176                                         (SummaryView            *summaryview,
 177                                          guint                   msgnum);
 178
 179 static void summary_update_status       (SummaryView            *summaryview);
 180
 181 /* display functions */
 182 static void summary_status_show         (SummaryView            *summaryview);
 183 static void summary_set_column_titles   (SummaryView            *summaryview);
 184 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 185                                          GSList                 *mlist);
 186 static void summary_set_header          (SummaryView            *summaryview,
 187                                          gchar                  *text[],
 188                                          MsgInfo                *msginfo);
 189 static void summary_display_msg         (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_display_msg_full    (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row,
 193                                          gboolean                new_window,
 194                                          gboolean                all_headers);
 195 static void summary_set_row_marks       (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197
 198 /* message handling */
 199 static void summary_mark_row            (SummaryView            *summaryview,
 200                                          GtkCTreeNode           *row);
 201 static void summary_lock_row            (SummaryView            *summaryview,
 202                                          GtkCTreeNode           *row);
 203 static void summary_unlock_row          (SummaryView            *summaryview,
 204                                          GtkCTreeNode           *row);
 205 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 206                                          GtkCTreeNode           *row);
 207 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row);
 209 static void summary_delete_row          (SummaryView            *summaryview,
 210                                          GtkCTreeNode           *row);
 211 static void summary_unmark_row          (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row);
 213 static void summary_move_row_to         (SummaryView            *summaryview,
 214                                          GtkCTreeNode           *row,
 215                                          FolderItem             *to_folder);
 216 static void summary_copy_row_to         (SummaryView            *summaryview,
 217                                          GtkCTreeNode           *row,
 218                                          FolderItem             *to_folder);
 219
 220 static gint summary_execute_move        (SummaryView            *summaryview);
 221 static void summary_execute_move_func   (GtkCTree               *ctree,
 222                                          GtkCTreeNode           *node,
 223                                          gpointer                data);
 224 static void summary_execute_copy        (SummaryView            *summaryview);
 225 static void summary_execute_copy_func   (GtkCTree               *ctree,
 226                                          GtkCTreeNode           *node,
 227                                          gpointer                data);
 228 static void summary_execute_delete      (SummaryView            *summaryview);
 229 static void summary_execute_delete_func (GtkCTree               *ctree,
 230                                          GtkCTreeNode           *node,
 231                                          gpointer                data);
 232
 233 static void summary_thread_init         (SummaryView            *summaryview);
 234
 235 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 236 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 237                                                  GtkCTreeNode   *node,
 238                                                  gpointer        data);
 239
 240 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 241                               GSList * mlist);
 242
 243 static void summary_filter_func         (MsgInfo *msginfo);
 244
 245 static void summary_colorlabel_menu_item_activate_cb
 246                                           (GtkWidget    *widget,
 247                                            gpointer      data);
 248 static void summary_colorlabel_menu_item_activate_item_cb
 249                                           (GtkMenuItem  *label_menu_item,
 250                                            gpointer      data);
 251 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 252                                            gboolean  refresh);
 253
 254 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 255
 256 /* callback functions */
 257 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 #ifdef MAEMO
 261 static void summary_toggle_multiple_pressed
 262                                         (GtkWidget              *widget,
 263                                          SummaryView            *summaryview);
 264 #endif
 265 static gint summary_folder_eventbox_pressed
 266                                         (GtkWidget              *eventbox,
 267                                          GdkEventButton         *event,
 268                                          SummaryView            *summaryview);
 269 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 270                                          GdkEventButton         *event,
 271                                          SummaryView            *summaryview);
 272 static gboolean summary_button_released (GtkWidget              *ctree,
 273                                          GdkEventButton         *event,
 274                                          SummaryView            *summaryview);
 275 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 276                                          GdkEventKey            *event,
 277                                          SummaryView            *summaryview);
 278 static void summary_tree_expanded       (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *node,
 280                                          SummaryView            *summaryview);
 281 static void summary_tree_collapsed      (GtkCTree               *ctree,
 282                                          GtkCTreeNode           *node,
 283                                          SummaryView            *summaryview);
 284 static void summary_selected            (GtkCTree               *ctree,
 285                                          GtkCTreeNode           *row,
 286                                          gint                    column,
 287                                          SummaryView            *summaryview);
 288 static void summary_unselected          (GtkCTree               *ctree,
 289                                          GtkCTreeNode           *row,
 290                                          gint                    column,
 291                                          SummaryView            *summaryview);
 292 static void summary_col_resized         (GtkCList               *clist,
 293                                          gint                    column,
 294                                          gint                    width,
 295                                          SummaryView            *summaryview);
 296 static void summary_reply_cb            (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_add_address_cb      (SummaryView            *summaryview,
 304                                          guint                   action,
 305                                          GtkWidget              *widget);
 306 static void summary_create_filter_cb    (SummaryView            *summaryview,
 307                                          guint                   action,
 308                                          GtkWidget              *widget);
 309 static void summary_create_processing_cb(SummaryView            *summaryview,
 310                                          guint                   action,
 311                                          GtkWidget              *widget);
 312
 313 static void summary_mark_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_status_clicked      (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_mime_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_num_clicked         (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_score_clicked       (GtkWidget *button,
 322                                          SummaryView *summaryview);
 323 static void summary_size_clicked        (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_date_clicked        (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327 static void summary_from_clicked        (GtkWidget              *button,
 328                                          SummaryView            *summaryview);
 329 static void summary_to_clicked          (GtkWidget              *button,
 330                                          SummaryView            *summaryview);
 331 static void summary_subject_clicked     (GtkWidget              *button,
 332                                          SummaryView            *summaryview);
 333 static void summary_score_clicked       (GtkWidget              *button,
 334                                          SummaryView            *summaryview);
 335 static void summary_locked_clicked      (GtkWidget              *button,
 336                                          SummaryView            *summaryview);
 337
 338 static void summary_start_drag          (GtkWidget        *widget,
 339                                          int button,
 340                                          GdkEvent *event,
 341                                          SummaryView      *summaryview);
 342 static void summary_drag_data_get       (GtkWidget        *widget,
 343                                          GdkDragContext   *drag_context,
 344                                          GtkSelectionData *selection_data,
 345                                          guint             info,
 346                                          guint             time,
 347                                          SummaryView      *summaryview);
 348 static void summary_drag_data_received(GtkWidget        *widget,
 349                                         GdkDragContext   *drag_context,
 350                                         gint              x,
 351                                         gint              y,
 352                                         GtkSelectionData *data,
 353                                         guint             info,
 354                                         guint             time,
 355                                         SummaryView       *summaryview);
 356 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 357                                           GdkDragContext *context,
 358                                           gint            x,
 359                                           gint            y,
 360                                           guint           time,
 361                                           SummaryView    *summaryview);
 362 static void summary_drag_end(GtkWidget *widget,
 363                                           GdkDragContext *drag_context,
 364                                           SummaryView    *summaryview);
 365 /* custom compare functions for sorting */
 366
 367 static gint summary_cmp_by_mark         (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_status       (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_mime         (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_num          (GtkCList               *clist,
 377                                          gconstpointer           ptr1,
 378                                          gconstpointer           ptr2);
 379 static gint summary_cmp_by_size         (GtkCList               *clist,
 380                                          gconstpointer           ptr1,
 381                                          gconstpointer           ptr2);
 382 static gint summary_cmp_by_date         (GtkCList               *clist,
 383                                          gconstpointer           ptr1,
 384                                          gconstpointer           ptr2);
 385 static gint summary_cmp_by_from         (GtkCList               *clist,
 386                                          gconstpointer           ptr1,
 387                                          gconstpointer           ptr2);
 388 static gint summary_cmp_by_simplified_subject
 389                                         (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_score        (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395 static gint summary_cmp_by_label        (GtkCList               *clist,
 396                                          gconstpointer           ptr1,
 397                                          gconstpointer           ptr2);
 398 static gint summary_cmp_by_to           (GtkCList               *clist,
 399                                          gconstpointer           ptr1,
 400                                          gconstpointer           ptr2);
 401 static gint summary_cmp_by_subject      (GtkCList               *clist,
 402                                          gconstpointer           ptr1,
 403                                          gconstpointer           ptr2);
 404 static gint summary_cmp_by_locked       (GtkCList               *clist,
 405                                          gconstpointer           ptr1,
 406                                          gconstpointer           ptr2);
 407
 408 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 409                                          gpointer        data);
 410 static void tog_searchbar_cb            (GtkWidget      *w,
 411                                          gpointer        data);
 412
 413 static void summary_find_answers        (SummaryView    *summaryview,
 414                                          MsgInfo        *msg);
 415
 416 static gboolean summary_update_msg      (gpointer source, gpointer data);
 417 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data);
 418 static gboolean summary_update_folder_hook(gpointer source, gpointer data);
 419
 420 GtkTargetEntry summary_drag_types[2] =
 421 {
 422         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 423         {"claws-mail/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 424 };
 425
 426 static GtkItemFactoryEntry summary_popup_entries[] =
 427 {
 428         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 429         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 430         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 431         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 432         {N_("/Repl_y to/mailing _list"),
 433                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 434         {"/---",                        NULL, NULL,             0, "<Separator>"},
 435         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 436         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 437         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 438         {"/---",                        NULL, NULL,             0, "<Separator>"},
 439         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 440         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 441         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 442         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 443         {"/---",                        NULL, NULL,             0, "<Separator>"},
 444         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 445         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 446         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 447         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 448         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 449         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 450         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 451         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 452         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 453         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 454         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 455         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 456         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 457         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 458         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 459         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 460
 461         {"/---",                        NULL, NULL,             0, "<Separator>"},
 462         {N_("/Add sender to address boo_k"),
 463                                         NULL, summary_add_address_cb, 0, NULL},
 464         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 465         {N_("/Create f_ilter rule/_Automatically"),
 466                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 467         {N_("/Create f_ilter rule/by _From"),
 468                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 469         {N_("/Create f_ilter rule/by _To"),
 470                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 471         {N_("/Create f_ilter rule/by _Subject"),
 472                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 473         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 474         {N_("/Create processing rule/_Automatically"),
 475                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 476         {N_("/Create processing rule/by _From"),
 477                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 478         {N_("/Create processing rule/by _To"),
 479                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 480         {N_("/Create processing rule/by _Subject"),
 481                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 482         {"/---",                        NULL, NULL,             0, "<Separator>"},
 483         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 484         {N_("/_View/Open in new _window"),
 485                                         "<control><alt>N", summary_open_msg,    0, NULL},
 486         {N_("/_View/Message _source"),  "<control>U", summary_view_source, 0, NULL},
 487         {N_("/_View/All _headers"),     "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 488         {"/---",                        NULL, NULL,             0, "<Separator>"},
 489         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 490         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 491 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 492
 493 static const gchar *const col_label[N_SUMMARY_COLS] = {
 494         "",             /* S_COL_MARK    */
 495         N_("S"),        /* S_COL_STATUS  */
 496         "",             /* S_COL_MIME    */
 497         N_("Subject"),  /* S_COL_SUBJECT */
 498         N_("From"),     /* S_COL_FROM    */
 499         N_("To"),       /* S_COL_TO      */
 500         N_("Date"),     /* S_COL_DATE    */
 501         N_("Size"),     /* S_COL_SIZE    */
 502         N_("#"),        /* S_COL_NUMBER  */
 503         N_("Score"),    /* S_COL_SCORE   */
 504         "",             /* S_COL_LOCKED  */
 505 };
 506
 507 void summary_freeze(SummaryView *summaryview)
 508 {
 509         if (summaryview)
 510                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
 511 }
 512
 513 void summary_thaw(SummaryView *summaryview)
 514 {
 515         if (summaryview)
 516                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
 517 }
 518
 519 void summary_grab_focus(SummaryView *summaryview)
 520 {
 521         if (summaryview)
 522                 gtk_widget_grab_focus(summaryview->ctree);
 523 }
 524
 525 GtkWidget *summary_get_main_widget(SummaryView *summaryview)
 526 {
 527         if (summaryview)
 528                 return summaryview->ctree;
 529         else
 530                 return NULL;
 531 }
 532
 533 #define START_LONG_OPERATION(summaryview,force_freeze) {        \
 534         summary_lock(summaryview);                              \
 535         main_window_cursor_wait(summaryview->mainwin);          \
 536         if (force_freeze || sc_g_list_bigger(GTK_CLIST(summaryview->ctree)->selection, 1)) {\
 537                 froze = TRUE;                                           \
 538                 summary_freeze(summaryview);    \
 539         }                                                       \
 540         folder_item_update_freeze();                            \
 541         inc_lock();                                             \
 542         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 543                       summaryview->msginfo_update_callback_id); \
 544 }
 545 #define END_LONG_OPERATION(summaryview) {                       \
 546         inc_unlock();                                           \
 547         folder_item_update_thaw();                              \
 548         if (froze)                                              \
 549                 summary_thaw(summaryview);      \
 550         main_window_cursor_normal(summaryview->mainwin);        \
 551         summary_unlock(summaryview);                            \
 552         summaryview->msginfo_update_callback_id =               \
 553                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 554                 summary_update_msg, (gpointer) summaryview);    \
 555 }
 556
 557 SummaryView *summary_create(void)
 558 {
 559         SummaryView *summaryview;
 560         GtkWidget *vbox;
 561         GtkWidget *scrolledwin;
 562         GtkWidget *ctree;
 563         GtkWidget *hbox;
 564         GtkWidget *hbox_l;
 565         GtkWidget *stat_box;
 566         GtkWidget *stat_box2;
 567         GtkWidget *stat_vbox;
 568         GtkWidget *statlabel_folder;
 569         GtkWidget *statlabel_select;
 570         GtkWidget *statlabel_msgs;
 571         GtkWidget *hbox_spc;
 572         GtkWidget *toggle_eventbox;
 573 #ifdef MAEMO
 574         GtkWidget *multiple_sel_togbtn;
 575 #endif
 576         GtkWidget *toggle_arrow;
 577         GtkWidget *popupmenu;
 578         GtkWidget *toggle_search;
 579         GtkItemFactory *popupfactory;
 580         gint n_entries;
 581         QuickSearch *quicksearch;
 582
 583         debug_print("Creating summary view...\n");
 584         summaryview = g_new0(SummaryView, 1);
 585
 586         summaryview->tips = gtk_tooltips_new();
 587 #define SUMMARY_VBOX_SPACING 3
 588         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 589
 590         /* create status label */
 591         hbox = gtk_hbox_new(FALSE, 0);
 592         gtk_widget_show(hbox);
 593
 594         stat_vbox = gtk_vbox_new(FALSE, 0);
 595         gtk_widget_show(stat_vbox);
 596
 597         stat_box = gtk_hbox_new(FALSE, 0);
 598         gtk_widget_show(stat_box);
 599
 600         stat_box2 = gtk_hbox_new(FALSE, 0);
 601         gtk_widget_show(stat_box2);
 602
 603         toggle_search = gtk_toggle_button_new();
 604         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 605                                      prefs_common.show_searchbar);
 606         gtk_widget_show(toggle_search);
 607
 608         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
 609                              toggle_search,
 610                              _("Toggle quick search bar"), NULL);
 611
 612         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 613
 614         gtk_box_pack_start(GTK_BOX(hbox), stat_vbox, TRUE, TRUE, 0);
 615         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box, TRUE, TRUE, 0);
 616         gtk_box_pack_start(GTK_BOX(stat_vbox), stat_box2, TRUE, TRUE, 0);
 617
 618         hbox_l = gtk_hbox_new(FALSE, 0);
 619         gtk_widget_show(hbox_l);
 620         gtk_box_pack_start(GTK_BOX(stat_box), hbox_l, TRUE, TRUE, 0);
 621
 622         statlabel_folder = gtk_label_new("");
 623         gtk_widget_show(statlabel_folder);
 624         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 625         statlabel_select = gtk_label_new("");
 626         gtk_widget_show(statlabel_select);
 627         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 628
 629         /* toggle view button */
 630         toggle_eventbox = gtk_event_box_new();
 631         gtk_widget_show(toggle_eventbox);
 632
 633         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 634
 635         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 636         gtk_widget_show(toggle_arrow);
 637         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 638         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 639                          G_CALLBACK(summary_toggle_pressed),
 640                          summaryview);
 641
 642 #ifdef MAEMO
 643         multiple_sel_togbtn = gtk_toggle_button_new();
 644         gtk_widget_show(multiple_sel_togbtn);
 645         gtk_box_pack_end(GTK_BOX(hbox), multiple_sel_togbtn, FALSE, FALSE, 4);
 646         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
 647                              multiple_sel_togbtn,
 648                              _("Toggle multiple selection"), NULL);
 649         g_signal_connect(G_OBJECT(multiple_sel_togbtn), "toggled",
 650                          G_CALLBACK(summary_toggle_multiple_pressed),
 651                          summaryview);
 652 #endif
 653
 654         statlabel_msgs = gtk_label_new("");
 655         gtk_widget_show(statlabel_msgs);
 656         gtk_box_pack_end(GTK_BOX(stat_box), statlabel_msgs, FALSE, FALSE, 4);
 657
 658         hbox_spc = gtk_hbox_new(FALSE, 0);
 659         gtk_widget_show(hbox_spc);
 660         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 661
 662         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 663         gtk_widget_show(scrolledwin);
 664         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 665                                        GTK_POLICY_AUTOMATIC,
 666                                        GTK_POLICY_AUTOMATIC);
 667 #ifndef MAEMO
 668         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 669 #endif
 670         gtk_widget_set_size_request(vbox,
 671                              prefs_common.summaryview_width,
 672                              prefs_common.summaryview_height);
 673
 674         ctree = summary_ctree_create(summaryview);
 675         gtk_widget_show(ctree);
 676
 677         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 678                                             GTK_CLIST(ctree)->hadjustment);
 679         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 680                                             GTK_CLIST(ctree)->vadjustment);
 681         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 682
 683         /* status label */
 684         gtk_widget_show_all(stat_vbox);
 685         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 686
 687         /* quick search */
 688         quicksearch = quicksearch_new();
 689         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 690
 691 #ifdef MAEMO
 692         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 693 #endif
 694         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 695
 696         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 697                           G_CALLBACK(tog_searchbar_cb), summaryview);
 698
 699         /* create popup menu */
 700         n_entries = sizeof(summary_popup_entries) /
 701                 sizeof(summary_popup_entries[0]);
 702         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 703                                       "<SummaryView>", &popupfactory,
 704                                       summaryview);
 705
 706         summaryview->vbox = vbox;
 707         summaryview->scrolledwin = scrolledwin;
 708         summaryview->ctree = ctree;
 709         summaryview->hbox = hbox;
 710         summaryview->hbox_l = hbox_l;
 711         summaryview->hbox_spc = hbox_spc;
 712         summaryview->stat_box = stat_box;
 713         summaryview->stat_box2 = stat_box2;
 714         summaryview->statlabel_folder = statlabel_folder;
 715         summaryview->statlabel_select = statlabel_select;
 716         summaryview->statlabel_msgs = statlabel_msgs;
 717         summaryview->toggle_eventbox = toggle_eventbox;
 718         summaryview->toggle_arrow = toggle_arrow;
 719 #ifdef MAEMO
 720         summaryview->multiple_sel_togbtn = multiple_sel_togbtn;
 721 #endif
 722         summaryview->toggle_search = toggle_search;
 723         summaryview->popupmenu = popupmenu;
 724         summaryview->popupfactory = popupfactory;
 725         summaryview->lock_count = 0;
 726         summaryview->msginfo_update_callback_id =
 727                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 728         summaryview->folder_item_update_callback_id =
 729                 hooks_register_hook(FOLDER_ITEM_UPDATE_HOOKLIST,
 730                                 summary_update_folder_item_hook,
 731                                 (gpointer) summaryview);
 732         summaryview->folder_update_callback_id =
 733                 hooks_register_hook(FOLDER_UPDATE_HOOKLIST,
 734                                 summary_update_folder_hook,
 735                                 (gpointer) summaryview);
 736
 737         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 738
 739         summaryview->quicksearch = quicksearch;
 740
 741         /* CLAWS: need this to get the SummaryView * from
 742          * the CList */
 743         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 744
 745         gtk_widget_show_all(vbox);
 746
 747         gtk_widget_show(vbox);
 748
 749         if (prefs_common.show_searchbar)
 750                 quicksearch_show(quicksearch);
 751         else
 752                 quicksearch_hide(quicksearch);
 753
 754         if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
 755             prefs_common.layout_mode == SMALL_LAYOUT)
 756                 gtk_widget_hide(summaryview->toggle_eventbox);
 757
 758         return summaryview;
 759 }
 760
 761 void summary_relayout(SummaryView *summaryview)
 762 {
 763         gtk_widget_realize(summaryview->stat_box);
 764
 765         gtk_widget_ref(summaryview->hbox_l);
 766         gtk_widget_ref(summaryview->statlabel_msgs);
 767
 768         gtkut_container_remove(GTK_CONTAINER(summaryview->hbox_l->parent), summaryview->hbox_l);
 769         gtkut_container_remove(GTK_CONTAINER(summaryview->statlabel_msgs->parent), summaryview->statlabel_msgs);
 770
 771         switch (prefs_common.layout_mode) {
 772         case NORMAL_LAYOUT:
 773         case WIDE_LAYOUT:
 774         case WIDE_MSGLIST_LAYOUT:
 775                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
 776                 gtk_box_pack_end(GTK_BOX(summaryview->stat_box), summaryview->statlabel_msgs, FALSE, FALSE, 4);
 777                 gtk_widget_show_all(summaryview->stat_box);
 778                 gtk_widget_show_all(summaryview->stat_box2);
 779                 if (prefs_common.layout_mode == WIDE_MSGLIST_LAYOUT ||
 780                     prefs_common.layout_mode == SMALL_LAYOUT)
 781                         gtk_widget_hide(summaryview->toggle_eventbox);
 782                 else
 783                         gtk_widget_show(summaryview->toggle_eventbox);
 784                 break;
 785         case VERTICAL_LAYOUT:
 786         case SMALL_LAYOUT:
 787                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box), summaryview->hbox_l, TRUE, TRUE, 0);
 788                 gtk_box_pack_start(GTK_BOX(summaryview->stat_box2), summaryview->statlabel_msgs, FALSE, FALSE, 4);
 789                 gtk_widget_show_all(summaryview->stat_box);
 790                 gtk_widget_show_all(summaryview->stat_box2);
 791                 if (prefs_common.layout_mode == SMALL_LAYOUT)
 792                         gtk_widget_hide(summaryview->toggle_eventbox);
 793                 else
 794                         gtk_widget_show(summaryview->toggle_eventbox);
 795
 796                 break;
 797         }
 798         gtk_widget_unref(summaryview->hbox_l);
 799         gtk_widget_unref(summaryview->statlabel_msgs);
 800         quicksearch_relayout(summaryview->quicksearch);
 801 }
 802
 803 static void summary_set_fonts(SummaryView *summaryview)
 804 {
 805         PangoFontDescription *font_desc;
 806         gint size;
 807
 808         font_desc = pango_font_description_from_string(NORMAL_FONT);
 809         gtk_widget_modify_font(summaryview->ctree, font_desc);
 810         pango_font_description_free(font_desc);
 811
 812         if (!bold_style) {
 813                 bold_style = gtk_style_copy
 814                         (gtk_widget_get_style(summaryview->ctree));
 815                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 816                 if (font_desc) {
 817                         pango_font_description_free(bold_style->font_desc);
 818                         bold_style->font_desc = font_desc;
 819                 }
 820
 821                 pango_font_description_set_weight
 822                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 823                 bold_marked_style = gtk_style_copy(bold_style);
 824                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 825                         summaryview->color_marked;
 826                 bold_deleted_style = gtk_style_copy(bold_style);
 827                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 828                         summaryview->color_dim;
 829         }
 830
 831         font_desc = pango_font_description_new();
 832         size = pango_font_description_get_size
 833                 (summaryview->ctree->style->font_desc);
 834         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 835         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 836         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 837         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 838         /* ici */
 839         pango_font_description_free(font_desc);
 840 }
 841
 842 static void summary_set_folder_pixmap(SummaryView *summaryview, StockPixmap icon)
 843 {
 844         GtkWidget *pixmap;
 845         if (!summaryview->folder_pixmap_eventbox) {
 846                 summaryview->folder_pixmap_eventbox = gtk_event_box_new();
 847                 gtk_widget_show(summaryview->folder_pixmap_eventbox);
 848                 gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, FALSE, FALSE, 4);
 849                 gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), summaryview->folder_pixmap_eventbox, 0); /* search_toggle before */
 850                 g_signal_connect(G_OBJECT(summaryview->folder_pixmap_eventbox), "button_press_event",
 851                          G_CALLBACK(summary_folder_eventbox_pressed),
 852                          summaryview);
 853         }
 854         if (summaryview->folder_pixmap)
 855                 gtk_widget_destroy(summaryview->folder_pixmap);
 856
 857         pixmap = stock_pixmap_widget(summaryview->hbox_l, icon);
 858         gtk_container_add(GTK_CONTAINER(summaryview->folder_pixmap_eventbox), pixmap);
 859         gtk_widget_show(pixmap);
 860         summaryview->folder_pixmap = pixmap;
 861 }
 862
 863 void summary_init(SummaryView *summaryview)
 864 {
 865         GtkWidget *pixmap;
 866
 867         gtk_widget_realize(summaryview->ctree);
 868         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 869                          &markxpm, &markxpmmask);
 870         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 871                          &deletedxpm, &deletedxpmmask);
 872         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 873                          &newxpm, &newxpmmask);
 874         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 875                          &unreadxpm, &unreadxpmmask);
 876         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 877                          &repliedxpm, &repliedxpmmask);
 878         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 879                          &forwardedxpm, &forwardedxpmmask);
 880         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 881                          &clipxpm, &clipxpmmask);
 882         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 883                          &lockedxpm, &lockedxpmmask);
 884         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 885                          &ignorethreadxpm, &ignorethreadxpmmask);
 886         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 887                          &clipkeyxpm, &clipkeyxpmmask);
 888         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 889                          &keyxpm, &keyxpmmask);
 890         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 891                          &gpgsignedxpm, &gpgsignedxpmmask);
 892         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 893                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 894         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 895                          &spamxpm, &spamxpmmask);
 896         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MOVED,
 897                          &movedxpm, &movedxpmmask);
 898         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_COPIED,
 899                          &copiedxpm, &copiedxpmmask);
 900
 901         summary_set_fonts(summaryview);
 902
 903         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
 904
 905         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 906         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 907         gtk_widget_show(pixmap);
 908         summaryview->quick_search_pixmap = pixmap;
 909
 910 #ifdef MAEMO
 911         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
 912         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
 913         gtk_widget_show(pixmap);
 914         summaryview->multiple_sel_image = pixmap;
 915 #endif
 916
 917         /* Init summaryview prefs */
 918         summaryview->sort_key = SORT_BY_NONE;
 919         summaryview->sort_type = SORT_ASCENDING;
 920
 921         /* Init summaryview extra data */
 922         summaryview->simplify_subject_preg = NULL;
 923
 924         summary_clear_list(summaryview);
 925         summary_set_column_titles(summaryview);
 926         summary_colorlabel_menu_create(summaryview, FALSE);
 927         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 928         summary_set_menu_sensitive(summaryview);
 929
 930 }
 931
 932 #define CURRENTLY_DISPLAYED(m) \
 933 ( (m->msgnum == displayed_msgnum) \
 934   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 935
 936 #define FOLDER_SHOWS_TO_HDR(i) \
 937 ( folder_has_parent_of_type(i, F_OUTBOX) \
 938   ||  folder_has_parent_of_type(i, F_DRAFT) \
 939   ||  folder_has_parent_of_type(i, F_QUEUE) )
 940
 941 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 942 {
 943         gboolean show_from = FALSE, show_to = FALSE;
 944         gboolean showing_from = FALSE, showing_to = FALSE;
 945         gint from_pos = 0, to_pos = 0;
 946         SummaryColumnState *col_state = summaryview->col_state;
 947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 948
 949         if (!item)
 950                 return;
 951         if (FOLDER_SHOWS_TO_HDR(item))
 952                 show_to = TRUE;
 953         else
 954                 show_from = TRUE;
 955
 956         from_pos = summaryview->col_pos[S_COL_FROM];
 957         to_pos = summaryview->col_pos[S_COL_TO];
 958         showing_from = col_state[from_pos].visible;
 959         showing_to = col_state[to_pos].visible;
 960
 961         if (showing_from && showing_to) {
 962                 debug_print("showing both\n");
 963                 return;
 964         }
 965
 966         if (!showing_from && !showing_to) {
 967                 debug_print("showing none\n");
 968                 return;
 969         }
 970
 971         debug_print("showing %s %s, must show %s %s\n",
 972                 showing_from?"From":"",
 973                 showing_to?"To":"",
 974                 show_from?"From":"",
 975                 show_to?"To":"");
 976
 977         if (showing_from == show_from && showing_to == show_to)
 978                 return;
 979         /* else we'll switch both */
 980
 981         debug_print("switching columns\n");
 982         col_state[from_pos].type = S_COL_TO;
 983         col_state[from_pos].visible = show_to;
 984
 985         col_state[to_pos].type = S_COL_FROM;
 986         col_state[to_pos].visible = show_from;
 987
 988         summaryview->col_pos[S_COL_TO] = from_pos;
 989         summaryview->col_pos[S_COL_FROM] = to_pos;
 990
 991         gtk_clist_set_column_visibility
 992                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 993         gtk_clist_set_column_visibility
 994                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 995
 996         summary_set_column_titles(summaryview);
 997 }
 998
 999 static gboolean summaryview_quicksearch_recurse(gpointer data)
1000 {
1001         SummaryView *summaryview = (SummaryView *)data;
1002         main_window_cursor_wait(summaryview->mainwin);
1003         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1004         quicksearch_search_subfolders(summaryview->quicksearch,
1005                               summaryview->folderview,
1006                               summaryview->folder_item);
1007         main_window_cursor_normal(summaryview->mainwin);
1008         return FALSE;
1009 }
1010
1011 static gboolean summary_check_consistency(FolderItem *item, GSList *mlist)
1012 {
1013         int u = 0, n = 0, m = 0, t = 0;
1014         GSList *cur;
1015         START_TIMING("");
1016         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1017                 MsgInfo * msginfo = (MsgInfo *) cur->data;
1018                 t++;
1019                 if (MSG_IS_NEW(msginfo->flags))
1020                         n++;
1021                 if (MSG_IS_UNREAD(msginfo->flags))
1022                         u++;
1023                 if (MSG_IS_MARKED(msginfo->flags))
1024                         m++;
1025         }
1026         if (t != item->total_msgs
1027         ||  n != item->new_msgs
1028         ||  u != item->unread_msgs
1029         ||  m != item->marked_msgs
1030         ||  (m == 0 && item->unreadmarked_msgs != 0)
1031         ||  item->unreadmarked_msgs < 0) {
1032                 debug_print("Inconsistency\n");
1033                 folder_item_scan_full(item, FALSE);
1034                 END_TIMING();
1035                 return FALSE;
1036         }
1037         END_TIMING();
1038         return TRUE;
1039 }
1040
1041 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
1042 {
1043         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1044         GtkCTreeNode *node = NULL;
1045         GSList *mlist = NULL;
1046         gchar *buf;
1047         gboolean is_refresh;
1048         guint selected_msgnum = 0;
1049         guint displayed_msgnum = 0;
1050         GSList *cur;
1051         GSList *not_killed;
1052         gboolean hidden_removed = FALSE;
1053
1054         if (summary_is_locked(summaryview)) return FALSE;
1055
1056         if (!summaryview->mainwin)
1057                 return FALSE;
1058         START_TIMING("");
1059         summaryview->last_displayed = NULL;
1060         summary_switch_from_to(summaryview, item);
1061
1062         inc_lock();
1063         summary_lock(summaryview);
1064
1065         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
1066
1067         if (!is_refresh) {
1068                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
1069                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
1070                         if (item) {
1071                                 mainwindow_enter_folder(summaryview->mainwin);
1072                                 gtk_widget_grab_focus(summaryview->ctree);
1073                         }
1074                 }
1075         }
1076         if (!prefs_common.summary_quicksearch_sticky
1077          && !prefs_common.summary_quicksearch_recurse
1078          && !quicksearch_is_running(summaryview->quicksearch)
1079          && !is_refresh) {
1080                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
1081         }
1082
1083         /* STATUSBAR_POP(summaryview->mainwin); */
1084
1085         if (is_refresh) {
1086                 selected_msgnum = summary_get_msgnum(summaryview,
1087                                                      summaryview->selected);
1088                 displayed_msgnum = summary_get_msgnum(summaryview,
1089                                                       summaryview->displayed);
1090         }
1091
1092         /* process the marks if any */
1093         if (summaryview->mainwin->lock_count == 0 &&
1094             (summaryview->moved > 0 || summaryview->copied > 0)) {
1095                 AlertValue val;
1096                 gboolean changed = FALSE;
1097
1098                 val = alertpanel(_("Process mark"),
1099                                  _("Some marks are left. Process them?"),
1100                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
1101                 if (G_ALERTALTERNATE == val) {
1102                         summary_unlock(summaryview);
1103                         summary_execute(summaryview);
1104                         summary_lock(summaryview);
1105                         changed = TRUE;
1106                 } else if (G_ALERTDEFAULT == val) {
1107                         /* DO NOTHING */
1108                 } else {
1109                         summary_unlock(summaryview);
1110                         inc_unlock();
1111                         END_TIMING();
1112                         return FALSE;
1113                 }
1114                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
1115                         folder_update_op_count();
1116         }
1117
1118         summary_freeze(summaryview);
1119
1120         summary_clear_list(summaryview);
1121
1122         buf = NULL;
1123         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
1124                 g_free(buf);
1125                 debug_print("empty folder (%p %s %p %d)\n\n",
1126                                 item,
1127                                 item?item->path:"NULL",
1128                                 item?folder_item_parent(item):0x0,
1129                                 item?item->no_select:FALSE);
1130                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1131                 summary_clear_all(summaryview);
1132                 summaryview->folder_item = item;
1133                 summary_thaw(summaryview);
1134                 summary_unlock(summaryview);
1135                 inc_unlock();
1136                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
1137                         main_window_cursor_wait(summaryview->mainwin);
1138                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1139                         if (quicksearch_is_active(summaryview->quicksearch))
1140                                 quicksearch_search_subfolders(summaryview->quicksearch,
1141                                               summaryview->folderview,
1142                                               summaryview->folder_item);
1143                         main_window_cursor_normal(summaryview->mainwin);
1144                 }
1145                 END_TIMING();
1146                 return TRUE;
1147         }
1148         g_free(buf);
1149
1150         if (!is_refresh)
1151                 messageview_clear(summaryview->messageview);
1152
1153         summaryview->folder_item = item;
1154         item->opened = TRUE;
1155
1156         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
1157         debug_print("%s\n", buf);
1158         STATUSBAR_PUSH(summaryview->mainwin, buf);
1159         g_free(buf);
1160
1161         main_window_cursor_wait(summaryview->mainwin);
1162
1163         mlist = folder_item_get_msg_list(item);
1164
1165         if (!summary_check_consistency(item, mlist)) {
1166                 debug_print("reloading due to inconsistency\n");
1167                 procmsg_msg_list_free(mlist);
1168                 mlist = folder_item_get_msg_list(item);
1169         }
1170
1171         if (summaryview->folder_item->hide_read_msgs &&
1172             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
1173                 GSList *not_killed;
1174
1175                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
1176                 not_killed = NULL;
1177                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1178                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1179
1180                         if (!msginfo->hidden) {
1181                                 if (MSG_IS_UNREAD(msginfo->flags) &&
1182                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
1183                                         not_killed = g_slist_prepend(not_killed, msginfo);
1184                                 else if (MSG_IS_MARKED(msginfo->flags) ||
1185                                          MSG_IS_LOCKED(msginfo->flags))
1186                                         not_killed = g_slist_prepend(not_killed, msginfo);
1187                                 else if (is_refresh &&
1188                                         (msginfo->msgnum == selected_msgnum ||
1189                                          msginfo->msgnum == displayed_msgnum))
1190                                         not_killed = g_slist_prepend(not_killed, msginfo);
1191                                 else
1192                                         procmsg_msginfo_free(msginfo);
1193                          } else
1194                                 procmsg_msginfo_free(msginfo);
1195                 }
1196                 hidden_removed = TRUE;
1197                 g_slist_free(mlist);
1198                 mlist = not_killed;
1199         } else {
1200                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
1201         }
1202
1203         if (quicksearch_is_active(summaryview->quicksearch)) {
1204                 GSList *not_killed;
1205                 gint interval = quicksearch_is_fast(summaryview->quicksearch) ? 5000:100;
1206                 START_TIMING("quicksearch");
1207                 gint num = 0, total = summaryview->folder_item->total_msgs;
1208                 statusbar_print_all(_("Searching in %s... \n"),
1209                         summaryview->folder_item->path ?
1210                         summaryview->folder_item->path : "(null)");
1211                 not_killed = NULL;
1212                 folder_item_update_freeze();
1213                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1214                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1215
1216                         statusbar_progress_all(num++,total, interval);
1217
1218                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1219                                 not_killed = g_slist_prepend(not_killed, msginfo);
1220                         else
1221                                 procmsg_msginfo_free(msginfo);
1222                         if (num % interval == 0)
1223                                 GTK_EVENTS_FLUSH();
1224                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1225                                 break;
1226                         }
1227                 }
1228                 folder_item_update_thaw();
1229                 statusbar_progress_all(0,0,0);
1230                 statusbar_pop_all();
1231
1232                 hidden_removed = TRUE;
1233                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1234                         debug_print("search cancelled!\n");
1235                         summary_thaw(summaryview);
1236                         STATUSBAR_POP(summaryview->mainwin);
1237                         main_window_cursor_normal(summaryview->mainwin);
1238                         summary_unlock(summaryview);
1239                         inc_unlock();
1240                         summary_show(summaryview, summaryview->folder_item);
1241                         END_TIMING();
1242                         return FALSE;
1243                 }
1244                 g_slist_free(mlist);
1245                 mlist = not_killed;
1246                 END_TIMING();
1247         }
1248
1249         if (!hidden_removed) {
1250                 START_TIMING("removing hidden");
1251                 not_killed = NULL;
1252                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1253                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1254
1255                         if (!msginfo->hidden)
1256                                 not_killed = g_slist_prepend(not_killed, msginfo);
1257                         else
1258                                 procmsg_msginfo_free(msginfo);
1259                 }
1260                 g_slist_free(mlist);
1261                 mlist = not_killed;
1262                 END_TIMING();
1263         }
1264
1265         STATUSBAR_POP(summaryview->mainwin);
1266
1267         /* set ctree and hash table from the msginfo list, and
1268            create the thread */
1269         summary_set_ctree_from_list(summaryview, mlist);
1270
1271         g_slist_free(mlist);
1272
1273         if (quicksearch_is_active(summaryview->quicksearch) &&
1274             quicksearch_is_running(summaryview->quicksearch)) {
1275                 /* only scan subfolders when quicksearch changed,
1276                  * not when search is the same and folder changed */
1277                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1278         }
1279
1280         if (is_refresh) {
1281                 if (!quicksearch_is_in_typing(summaryview->quicksearch)) {
1282                         summaryview->last_displayed = summaryview->displayed;
1283                         summaryview->displayed =
1284                                 summary_find_msg_by_msgnum(summaryview,
1285                                                            displayed_msgnum);
1286                         if (!summaryview->displayed)
1287                                 messageview_clear(summaryview->messageview);
1288                         summary_unlock(summaryview);
1289                         summary_select_by_msgnum(summaryview, selected_msgnum);
1290                         summary_lock(summaryview);
1291                         if (!summaryview->selected) {
1292                                 /* no selected message - select first unread
1293                                    message, but do not display it */
1294                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1295                                                                      MSG_UNREAD, FALSE);
1296                                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1297                                         node = gtk_ctree_node_nth
1298                                                 (ctree,
1299                                                  item->sort_type == SORT_DESCENDING
1300                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1301                                 summary_unlock(summaryview);
1302                                 summary_select_node(summaryview, node, FALSE, TRUE);
1303                                 summary_lock(summaryview);
1304                         }
1305                 } else {
1306                         /* just select first/last */
1307                         if (GTK_CLIST(ctree)->row_list != NULL)
1308                                 node = gtk_ctree_node_nth
1309                                         (ctree,
1310                                          item->sort_type == SORT_DESCENDING
1311                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1312                         gtk_sctree_select(GTK_SCTREE(ctree), node);
1313                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1314                 }
1315         } else {
1316                 /* backward compat */
1317                 int i = 0;
1318                 gboolean set = FALSE, stop = FALSE;
1319                 for (i = 0; i < 6; i++) {
1320                         EntryAction act = prefs_common.summary_select_prio[i];
1321
1322                         if (act != ACTION_UNSET) {
1323                                 set = TRUE;
1324                                 break;
1325                         }
1326                 }
1327                 if (!set)
1328                         prefs_summary_open_set_defaults();
1329
1330                 for (i = 0; i < 6 && node == NULL; i++) {
1331                         EntryAction act = prefs_common.summary_select_prio[i];
1332
1333                         switch(act) {
1334                         case ACTION_MARKED:
1335                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1336                                              MSG_MARKED, FALSE);
1337                                 break;
1338                         case ACTION_NEW:
1339                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1340                                              MSG_NEW, FALSE);
1341                                 break;
1342                         case ACTION_UNREAD:
1343                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1344                                              MSG_UNREAD, FALSE);
1345                                 break;
1346                         case ACTION_LAST_OPENED:
1347                                 if (summaryview->folder_item) {
1348                                         node = summary_find_msg_by_msgnum(summaryview,
1349                                                         summaryview->folder_item->last_seen);
1350                                 }
1351                                 break;
1352                         case ACTION_LAST_LIST:
1353                                 if (GTK_CLIST(ctree)->row_list != NULL) {
1354                                         node = gtk_ctree_node_nth
1355                                                 (ctree,
1356                                                  item->sort_type == SORT_DESCENDING
1357                                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1358                                 }
1359                                 break;
1360                         case ACTION_NOTHING:
1361                         case ACTION_UNSET:
1362                                 node = NULL;
1363                                 stop = TRUE;
1364                                 break;
1365                         }
1366
1367                         if (stop || node)
1368                                 break;
1369                 }
1370
1371                 summary_unlock(summaryview);
1372                 if (node)
1373                         summary_select_node(summaryview, node,
1374                                     prefs_common.always_show_msg,
1375                                     TRUE);
1376                 summary_lock(summaryview);
1377         }
1378
1379         summary_status_show(summaryview);
1380         summary_set_menu_sensitive(summaryview);
1381         toolbar_main_set_sensitive(summaryview->mainwin);
1382
1383         summary_thaw(summaryview);
1384         debug_print("\n");
1385         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1386         STATUSBAR_POP(summaryview->mainwin);
1387         main_window_cursor_normal(summaryview->mainwin);
1388         summary_unlock(summaryview);
1389         inc_unlock();
1390         END_TIMING();
1391         return TRUE;
1392 }
1393
1394 #undef CURRENTLY_DISPLAYED
1395
1396
1397 void summary_clear_list(SummaryView *summaryview)
1398 {
1399         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1400         gint optimal_width;
1401
1402         summary_freeze(summaryview);
1403
1404         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1405                                 NULL, summary_free_msginfo_func, NULL);
1406
1407         if (summaryview->folder_item) {
1408                 summaryview->folder_item->opened = FALSE;
1409                 summaryview->folder_item = NULL;
1410         }
1411
1412         summaryview->display_msg = FALSE;
1413
1414         summaryview->selected = NULL;
1415         summaryview->displayed = NULL;
1416         summaryview->total_size = 0;
1417         summaryview->deleted = summaryview->moved = 0;
1418         summaryview->copied = 0;
1419         if (summaryview->msgid_table) {
1420                 g_hash_table_destroy(summaryview->msgid_table);
1421                 summaryview->msgid_table = NULL;
1422         }
1423         if (summaryview->subject_table) {
1424                 g_hash_table_destroy(summaryview->subject_table);
1425                 summaryview->subject_table = NULL;
1426         }
1427         summaryview->mlist = NULL;
1428
1429         gtk_clist_clear(clist);
1430         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1431                 optimal_width = gtk_clist_optimal_column_width
1432                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1433                 gtk_clist_set_column_width
1434                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1435                          optimal_width);
1436         }
1437
1438         summary_thaw(summaryview);
1439 }
1440
1441 void summary_clear_all(SummaryView *summaryview)
1442 {
1443         messageview_clear(summaryview->messageview);
1444         summary_clear_list(summaryview);
1445         summary_set_menu_sensitive(summaryview);
1446         toolbar_main_set_sensitive(summaryview->mainwin);
1447         summary_status_show(summaryview);
1448 }
1449
1450 void summary_lock(SummaryView *summaryview)
1451 {
1452         summaryview->lock_count++;
1453 }
1454
1455 void summary_unlock(SummaryView *summaryview)
1456 {
1457         if (summaryview->lock_count)
1458                 summaryview->lock_count--;
1459 }
1460
1461 gboolean summary_is_locked(SummaryView *summaryview)
1462 {
1463         return summaryview->lock_count > 0;
1464 }
1465
1466 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1467 {
1468         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1469         SummarySelection selection;
1470
1471         if (!clist->row_list)
1472                 selection = SUMMARY_NONE;
1473         else if (!clist->selection)
1474                 selection = SUMMARY_SELECTED_NONE;
1475         else if (!clist->selection->next)
1476                 selection = SUMMARY_SELECTED_SINGLE;
1477         else
1478                 selection = SUMMARY_SELECTED_MULTIPLE;
1479
1480         return selection;
1481 }
1482
1483 /*!
1484  *\return       MsgInfo * Selected message if there's one selected;
1485  *              if multiple selected, or none, return NULL.
1486  */
1487 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1488 {
1489         /* summaryview->selected may be valid when multiple
1490          * messages were selected */
1491         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1492
1493         if (sellist == NULL || sellist->next)
1494                 return NULL;
1495
1496         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1497 }
1498
1499 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1500 {
1501         GSList *mlist = NULL;
1502         GList *cur;
1503         MsgInfo *msginfo;
1504
1505         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1506              cur = cur->next) {
1507                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1508                 mlist = g_slist_prepend(mlist, msginfo);
1509         }
1510
1511         mlist = g_slist_reverse(mlist);
1512
1513         return mlist;
1514 }
1515
1516 void summary_set_menu_sensitive(SummaryView *summaryview)
1517 {
1518         GtkItemFactory *ifactory = summaryview->popupfactory;
1519         SensitiveCond state;
1520         gboolean sensitive;
1521         GtkWidget *menuitem;
1522         gint i;
1523
1524         static const struct {
1525                 gchar *const entry;
1526                 SensitiveCond cond;
1527         } entry[] = {
1528                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1529                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1530                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1531                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1532                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1533
1534                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1535                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1536                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1537
1538                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1539                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1540                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1541                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1542
1543                 {"/Mark"                        , M_TARGET_EXIST},
1544                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1545                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1546                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1547                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1548                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1549                 {"/Mark/Unignore thread"        , M_TARGET_EXIST},
1550                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1551                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1552                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1553                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1554                 {"/Color label"                 , M_TARGET_EXIST},
1555
1556                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1557                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1558                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1559
1560                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1561                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1562                 {"/View/Message source"         , M_SINGLE_TARGET_EXIST},
1563                 {"/View/All headers"            , M_SINGLE_TARGET_EXIST},
1564                 {"/Save as..."                  , M_TARGET_EXIST},
1565                 {"/Print..."                    , M_TARGET_EXIST},
1566                 {NULL, 0}
1567         };
1568
1569         main_window_set_menu_sensitive(summaryview->mainwin);
1570
1571         state = main_window_get_current_state(summaryview->mainwin);
1572
1573         for (i = 0; entry[i].entry != NULL; i++) {
1574                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1575                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1576         }
1577
1578
1579         summary_lock(summaryview);
1580         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All headers");
1581         if (summaryview->messageview
1582         &&  summaryview->messageview->mimeview
1583         &&  summaryview->messageview->mimeview->textview)
1584                 gtk_check_menu_item_set_active
1585                         (GTK_CHECK_MENU_ITEM(menuitem),
1586                          summaryview->messageview->mimeview->textview->show_all_headers);
1587         summary_unlock(summaryview);
1588 }
1589
1590 void summary_select_prev_unread(SummaryView *summaryview)
1591 {
1592         GtkCTreeNode *node;
1593         gboolean skip_cur = FALSE;
1594
1595         if (summaryview->displayed
1596         &&  summaryview->selected == summaryview->displayed) {
1597                 debug_print("skipping current\n");
1598                 skip_cur = TRUE;
1599         }
1600
1601         node = summary_find_prev_flagged_msg
1602                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1603
1604         if (!node || node == summaryview->selected) {
1605                 AlertValue val = 0;
1606
1607                 switch (prefs_common.next_unread_msg_dialog) {
1608                         case NEXTUNREADMSGDIALOG_ALWAYS:
1609                                 val = alertpanel(_("No more unread messages"),
1610                                                  _("No unread message found. "
1611                                                    "Search from the end?"),
1612                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1613                                 break;
1614                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1615                                 val = G_ALERTALTERNATE;
1616                                 break;
1617                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1618                                 val = !G_ALERTALTERNATE;
1619                                 break;
1620                         default:
1621                                 debug_print(
1622                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1623                 }
1624                 if (val != G_ALERTALTERNATE) return;
1625                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1626                                                      MSG_UNREAD, FALSE);
1627         }
1628
1629         if (!node)
1630                 alertpanel_notice(_("No unread messages."));
1631         else
1632                 summary_select_node(summaryview, node, TRUE, FALSE);
1633 }
1634
1635 void summary_select_next_unread(SummaryView *summaryview)
1636 {
1637         GtkCTreeNode *node = summaryview->selected;
1638         gboolean skip_cur = FALSE;
1639
1640         if (summaryview->displayed
1641         &&  summaryview->selected == summaryview->displayed) {
1642                 debug_print("skipping cur (%p %p)\n",
1643                         summaryview->displayed, summaryview->selected);
1644                 skip_cur = TRUE;
1645         }
1646
1647
1648         node = summary_find_next_flagged_msg
1649                 (summaryview, node, MSG_UNREAD, skip_cur);
1650
1651         if (node)
1652                 summary_select_node(summaryview, node, TRUE, FALSE);
1653         else {
1654                 node = summary_find_next_flagged_msg
1655                         (summaryview, NULL, MSG_UNREAD, FALSE);
1656                 if (node == NULL || node == summaryview->selected) {
1657                         AlertValue val = 0;
1658
1659                         switch (prefs_common.next_unread_msg_dialog) {
1660                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1661                                         val = alertpanel(_("No more unread messages"),
1662                                                          _("No unread message found. "
1663                                                            "Go to next folder?"),
1664                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1665                                         break;
1666                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1667                                         val = G_ALERTALTERNATE;
1668                                         break;
1669                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1670                                         val = G_ALERTOTHER;
1671                                         break;
1672                                 default:
1673                                         debug_print(
1674                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1675                         }
1676
1677                         if (val == G_ALERTALTERNATE) {
1678                                 folderview_select_next_unread(summaryview->folderview, TRUE);
1679                                 return;
1680                         }
1681                         else
1682                                 return;
1683                 } else
1684                         summary_select_node(summaryview, node, TRUE, FALSE);
1685
1686         }
1687 }
1688
1689 void summary_select_prev_new(SummaryView *summaryview)
1690 {
1691         GtkCTreeNode *node;
1692         gboolean skip_cur = FALSE;
1693
1694         if (summaryview->displayed
1695         &&  summaryview->selected == summaryview->displayed) {
1696                 debug_print("skipping current\n");
1697                 skip_cur = TRUE;
1698         }
1699
1700         node = summary_find_prev_flagged_msg
1701                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1702
1703         if (!node || node == summaryview->selected) {
1704                 AlertValue val = 0;
1705
1706                 switch (prefs_common.next_unread_msg_dialog) {
1707                         case NEXTUNREADMSGDIALOG_ALWAYS:
1708                                 val = alertpanel(_("No more new messages"),
1709                                                  _("No new message found. "
1710                                                    "Search from the end?"),
1711                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1712                                 break;
1713                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1714                                 val = G_ALERTALTERNATE;
1715                                 break;
1716                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1717                                 val = !G_ALERTALTERNATE;
1718                                 break;
1719                         default:
1720                                 debug_print(
1721                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1722                 }
1723                 if (val != G_ALERTALTERNATE) return;
1724                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1725                                                      MSG_NEW, FALSE);
1726         }
1727
1728         if (!node)
1729                 alertpanel_notice(_("No new messages."));
1730         else
1731                 summary_select_node(summaryview, node, TRUE, FALSE);
1732 }
1733
1734 void summary_select_next_new(SummaryView *summaryview)
1735 {
1736         GtkCTreeNode *node = summaryview->selected;
1737         gboolean skip_cur = FALSE;
1738
1739         if (summaryview->displayed
1740         &&  summaryview->selected == summaryview->displayed) {
1741                 debug_print("skipping cur (%p %p)\n",
1742                         summaryview->displayed, summaryview->selected);
1743                 skip_cur = TRUE;
1744         }
1745
1746
1747         node = summary_find_next_flagged_msg
1748                 (summaryview, node, MSG_NEW, skip_cur);
1749
1750         if (node)
1751                 summary_select_node(summaryview, node, TRUE, FALSE);
1752         else {
1753                 node = summary_find_next_flagged_msg
1754                         (summaryview, NULL, MSG_NEW, FALSE);
1755                 if (node == NULL || node == summaryview->selected) {
1756                         AlertValue val = 0;
1757
1758                         switch (prefs_common.next_unread_msg_dialog) {
1759                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1760                                         val = alertpanel(_("No more new messages"),
1761                                                          _("No new message found. "
1762                                                            "Go to next folder?"),
1763                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1764                                         break;
1765                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1766                                         val = G_ALERTALTERNATE;
1767                                         break;
1768                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1769                                         val = G_ALERTOTHER;
1770                                         break;
1771                                 default:
1772                                         debug_print(
1773                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1774                         }
1775
1776                         if (val == G_ALERTALTERNATE) {
1777                                 folderview_select_next_new(summaryview->folderview);
1778                                 return;
1779                         }
1780                         else
1781                                 return;
1782                 } else
1783                         summary_select_node(summaryview, node, TRUE, FALSE);
1784
1785         }
1786 }
1787
1788 void summary_select_prev_marked(SummaryView *summaryview)
1789 {
1790         GtkCTreeNode *node;
1791
1792         node = summary_find_prev_flagged_msg
1793                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1794
1795         if (!node) {
1796                 AlertValue val;
1797
1798                 val = alertpanel(_("No more marked messages"),
1799                                  _("No marked message found. "
1800                                    "Search from the end?"),
1801                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1802                 if (val != G_ALERTALTERNATE) return;
1803                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1804                                                      MSG_MARKED, TRUE);
1805         }
1806
1807         if (!node)
1808                 alertpanel_notice(_("No marked messages."));
1809         else
1810                 summary_select_node(summaryview, node, TRUE, FALSE);
1811 }
1812
1813 void summary_select_next_marked(SummaryView *summaryview)
1814 {
1815         GtkCTreeNode *node = summaryview->selected;
1816         gboolean skip_cur = FALSE;
1817
1818         if (summaryview->displayed
1819         &&  summaryview->selected == summaryview->displayed) {
1820                 debug_print("skipping cur (%p %p)\n",
1821                         summaryview->displayed, summaryview->selected);
1822                 skip_cur = TRUE;
1823         }
1824
1825
1826         node = summary_find_next_flagged_msg
1827                 (summaryview, node, MSG_MARKED, skip_cur);
1828
1829         if (node)
1830                 summary_select_node(summaryview, node, TRUE, FALSE);
1831         else {
1832                 node = summary_find_next_flagged_msg
1833                         (summaryview, NULL, MSG_MARKED, FALSE);
1834                 if (node == NULL || node == summaryview->selected) {
1835                         AlertValue val = 0;
1836
1837                         switch (prefs_common.next_unread_msg_dialog) {
1838                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1839                                         val = alertpanel(_("No more marked messages"),
1840                                                          _("No marked message found. "
1841                                                            "Go to next folder?"),
1842                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1843                                         break;
1844                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1845                                         val = G_ALERTALTERNATE;
1846                                         break;
1847                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1848                                         val = G_ALERTOTHER;
1849                                         break;
1850                                 default:
1851                                         debug_print(
1852                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1853                         }
1854
1855                         if (val == G_ALERTALTERNATE) {
1856                                 folderview_select_next_marked(summaryview->folderview);
1857                                 return;
1858                         }
1859                         else
1860                                 return;
1861                 } else
1862                         summary_select_node(summaryview, node, TRUE, FALSE);
1863
1864         }
1865 }
1866
1867 void summary_select_prev_labeled(SummaryView *summaryview)
1868 {
1869         GtkCTreeNode *node;
1870
1871         node = summary_find_prev_flagged_msg
1872                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1873
1874         if (!node) {
1875                 AlertValue val;
1876
1877                 val = alertpanel(_("No more labeled messages"),
1878                                  _("No labeled message found. "
1879                                    "Search from the end?"),
1880                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1881                 if (val != G_ALERTALTERNATE) return;
1882                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1883                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1884         }
1885
1886         if (!node)
1887                 alertpanel_notice(_("No labeled messages."));
1888         else
1889                 summary_select_node(summaryview, node, TRUE, FALSE);
1890 }
1891
1892 void summary_select_next_labeled(SummaryView *summaryview)
1893 {
1894         GtkCTreeNode *node;
1895
1896         node = summary_find_next_flagged_msg
1897                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1898
1899         if (!node) {
1900                 AlertValue val;
1901
1902                 val = alertpanel(_("No more labeled messages"),
1903                                  _("No labeled message found. "
1904                                    "Search from the beginning?"),
1905                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1906                 if (val != G_ALERTALTERNATE) return;
1907                 node = summary_find_next_flagged_msg(summaryview, NULL,
1908                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1909         }
1910
1911         if (!node)
1912                 alertpanel_notice(_("No labeled messages."));
1913         else
1914                 summary_select_node(summaryview, node, TRUE, FALSE);
1915 }
1916
1917 void summary_select_last_read(SummaryView *summaryview)
1918 {
1919         if (summaryview->last_displayed)
1920                 summary_select_node(summaryview, summaryview->last_displayed, TRUE, FALSE);
1921 }
1922
1923 void summary_select_parent(SummaryView *summaryview)
1924 {
1925         GtkCTreeNode *node = NULL;
1926
1927         if (summaryview->selected)
1928                 node = GTK_CTREE_ROW(summaryview->selected)->parent;
1929         if (node)
1930                 summary_select_node(summaryview, node, TRUE, FALSE);
1931 }
1932
1933 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1934 {
1935         GtkCTreeNode *node;
1936
1937         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1938         summary_select_node(summaryview, node, FALSE, TRUE);
1939 }
1940
1941 typedef struct _PostponedSelectData
1942 {
1943         GtkCTree *ctree;
1944         GtkCTreeNode *row;
1945         GtkCTreeNode *node;
1946         GtkScrollType type;
1947         gint column;
1948         SummaryView *summaryview;
1949         gboolean display_msg;
1950         gboolean do_refresh;
1951 } PostponedSelectData;
1952
1953 static gboolean summary_select_retry(void *data)
1954 {
1955         PostponedSelectData *psdata = (PostponedSelectData *)data;
1956         debug_print("trying again\n");
1957         if (psdata->row)
1958                 summary_selected(psdata->ctree, psdata->row,
1959                             psdata->column, psdata->summaryview);
1960         else if (psdata->node)
1961                 summary_select_node(psdata->summaryview, psdata->node,
1962                             psdata->display_msg, psdata->do_refresh);
1963         else
1964                 summary_step(psdata->summaryview, psdata->type);
1965         g_free(psdata);
1966         return FALSE;
1967 }
1968
1969 /**
1970  * summary_select_node:
1971  * @summaryview: Summary view.
1972  * @node: Summary tree node.
1973  * @display_msg: TRUE to display the selected message.
1974  * @do_refresh: TRUE to refresh the widget.
1975  *
1976  * Select @node (bringing it into view by scrolling and expanding its
1977  * thread, if necessary) and unselect all others.  If @display_msg is
1978  * TRUE, display the corresponding message in the message view.
1979  * If @do_refresh is TRUE, the widget is refreshed.
1980  **/
1981 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1982                          gboolean display_msg, gboolean do_refresh)
1983 {
1984         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1985
1986         if (summary_is_locked(summaryview)
1987         && !GTK_SCTREE(ctree)->selecting_range
1988         && summaryview->messageview->mimeview
1989         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
1990         && summaryview->messageview->mimeview->textview->loading) {
1991                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
1992                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
1993
1994                 data->ctree = ctree;
1995                 data->row = NULL;
1996                 data->node = node;
1997                 data->summaryview = summaryview;
1998                 data->display_msg = display_msg;
1999                 data->do_refresh = do_refresh;
2000                 debug_print("postponing open of message till end of load\n");
2001                 g_timeout_add(100, summary_select_retry, data);
2002                 return;
2003         }
2004         if (summary_is_locked(summaryview)) {
2005                 return;
2006         }
2007         if (!summaryview->folder_item)
2008                 return;
2009         if (node) {
2010                 gtkut_ctree_expand_parent_all(ctree, node);
2011                 if (do_refresh) {
2012                         summary_lock(summaryview);
2013                         GTK_EVENTS_FLUSH();
2014                         summary_unlock(summaryview);
2015                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
2016                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
2017                 }
2018                 if (display_msg && summaryview->displayed == node)
2019                         summaryview->displayed = NULL;
2020                 summaryview->display_msg = display_msg;
2021                 gtk_sctree_select(GTK_SCTREE(ctree), node);
2022                 if (summaryview->selected == NULL)
2023                         summaryview->selected = node;
2024         }
2025 }
2026
2027 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
2028 {
2029         GtkCTree *ctree =NULL;
2030         MsgInfo *msginfo;
2031
2032         if (!summaryview)
2033                 return 0;
2034         ctree = GTK_CTREE(summaryview->ctree);
2035         if (!node)
2036                 return 0;
2037         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2038         if (msginfo)
2039                 return msginfo->msgnum;
2040         else
2041                 return -1;
2042 }
2043
2044 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
2045                                            GtkCTreeNode *current_node)
2046 {
2047         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2048         GtkCTreeNode *node;
2049         MsgInfo *msginfo;
2050
2051         if (current_node)
2052                 node = current_node;
2053         else
2054                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2055
2056         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2057                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2058                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
2059         }
2060
2061         return node;
2062 }
2063
2064 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
2065                                            GtkCTreeNode *current_node)
2066 {
2067         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2068         GtkCTreeNode *node;
2069         MsgInfo *msginfo;
2070
2071         if (current_node)
2072                 node = current_node;
2073         else
2074                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2075
2076         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2077                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2078                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
2079                 && !MSG_IS_MOVE(msginfo->flags)) break;
2080         }
2081
2082         return node;
2083 }
2084
2085 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
2086                                                    GtkCTreeNode *current_node,
2087                                                    MsgPermFlags flags,
2088                                                    gboolean start_from_prev)
2089 {
2090         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2091         GtkCTreeNode *node;
2092         MsgInfo *msginfo;
2093
2094         if (current_node) {
2095                 if (start_from_prev)
2096                         node = GTK_CTREE_NODE_PREV(current_node);
2097                 else
2098                         node = current_node;
2099         } else
2100                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
2101
2102         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
2103                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2104                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
2105         }
2106
2107         return node;
2108 }
2109
2110 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
2111                                                    GtkCTreeNode *current_node,
2112                                                    MsgPermFlags flags,
2113                                                    gboolean start_from_next)
2114 {
2115         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2116         GtkCTreeNode *node;
2117         MsgInfo *msginfo;
2118
2119         if (current_node) {
2120                 if (start_from_next)
2121                         node = gtkut_ctree_node_next(ctree, current_node);
2122                 else
2123                         node = current_node;
2124         } else
2125                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2126
2127         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2128                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2129                 /* Find msg with matching flags but ignore messages with
2130                    ignore flags, if searching for new or unread messages */
2131                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
2132                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
2133                         )
2134                         break;
2135         }
2136
2137         return node;
2138 }
2139
2140 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
2141                                                 guint msgnum)
2142 {
2143         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2144         GtkCTreeNode *node;
2145         MsgInfo *msginfo;
2146
2147         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2148
2149         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2150                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2151                 if (msginfo && msginfo->msgnum == msgnum) break;
2152         }
2153
2154         return node;
2155 }
2156
2157 static guint attract_hash_func(gconstpointer key)
2158 {
2159         gchar *str;
2160         gchar *p;
2161         guint h;
2162
2163         Xstrdup_a(str, (const gchar *)key, return 0);
2164         trim_subject(str);
2165
2166         p = str;
2167         h = *p;
2168
2169         if (h) {
2170                 for (p += 1; *p != '\0'; p++)
2171                         h = (h << 5) - h + *p;
2172         }
2173
2174         return h;
2175 }
2176
2177 static gint attract_compare_func(gconstpointer a, gconstpointer b)
2178 {
2179         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
2180 }
2181
2182 void summary_attract_by_subject(SummaryView *summaryview)
2183 {
2184         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2185         GtkCList *clist = GTK_CLIST(ctree);
2186         GtkCTreeNode *src_node;
2187         GtkCTreeNode *dst_node, *sibling;
2188         GtkCTreeNode *tmp;
2189         MsgInfo *src_msginfo, *dst_msginfo;
2190         GHashTable *subject_table;
2191
2192         debug_print("Attracting messages by subject...");
2193         STATUSBAR_PUSH(summaryview->mainwin,
2194                        _("Attracting messages by subject..."));
2195
2196         main_window_cursor_wait(summaryview->mainwin);
2197         summary_freeze(summaryview);
2198
2199         subject_table = g_hash_table_new(attract_hash_func,
2200                                          attract_compare_func);
2201
2202         for (src_node = GTK_CTREE_NODE(clist->row_list);
2203              src_node != NULL;
2204              src_node = tmp) {
2205                 tmp = GTK_CTREE_ROW(src_node)->sibling;
2206                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
2207                 if (!src_msginfo) continue;
2208                 if (!src_msginfo->subject) continue;
2209
2210                 /* find attracting node */
2211                 dst_node = g_hash_table_lookup(subject_table,
2212                                                src_msginfo->subject);
2213
2214                 if (dst_node) {
2215                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
2216
2217                         /* if the time difference is more than 20 days,
2218                            don't attract */
2219                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
2220                             > 60 * 60 * 24 * 20)
2221                                 continue;
2222
2223                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
2224                         if (src_node != sibling)
2225                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
2226                 }
2227
2228                 g_hash_table_insert(subject_table,
2229                                     src_msginfo->subject, src_node);
2230         }
2231
2232         g_hash_table_destroy(subject_table);
2233
2234         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2235
2236         summary_thaw(summaryview);
2237
2238         debug_print("done.\n");
2239         STATUSBAR_POP(summaryview->mainwin);
2240
2241         main_window_cursor_normal(summaryview->mainwin);
2242 }
2243
2244 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
2245                                       gpointer data)
2246 {
2247         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2248
2249         if (msginfo)
2250                 procmsg_msginfo_free(msginfo);
2251 }
2252
2253 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
2254                                    gpointer data)
2255 {
2256         SummaryView *summaryview = data;
2257         MsgInfo *msginfo;
2258
2259         msginfo = gtk_ctree_node_get_row_data(ctree, node);
2260
2261         if (MSG_IS_DELETED(msginfo->flags))
2262                 summaryview->deleted++;
2263
2264         summaryview->total_size += msginfo->size;
2265
2266         summary_set_row_marks(summaryview, node);
2267 }
2268
2269 static void summary_update_status(SummaryView *summaryview)
2270 {
2271         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2272         GtkCTreeNode *node;
2273         MsgInfo *msginfo;
2274
2275         summaryview->total_size =
2276         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
2277
2278         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2279              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2280                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2281
2282                 if (MSG_IS_DELETED(msginfo->flags))
2283                         summaryview->deleted++;
2284                 if (MSG_IS_MOVE(msginfo->flags))
2285                         summaryview->moved++;
2286                 if (MSG_IS_COPY(msginfo->flags))
2287                         summaryview->copied++;
2288                 summaryview->total_size += msginfo->size;
2289         }
2290 }
2291
2292 static void summary_status_show(SummaryView *summaryview)
2293 {
2294         gchar *str;
2295         gchar *del, *mv, *cp;
2296         gchar *sel;
2297         gchar *spc;
2298         gchar *itstr;
2299         GList *rowlist, *cur;
2300         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2301         off_t sel_size = 0, n_size = 0;
2302         MsgInfo *msginfo;
2303         gchar *name;
2304
2305         if (!summaryview->folder_item) {
2306                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2307                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2308                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2309                 toolbar_main_set_sensitive(summaryview->mainwin);
2310                 return;
2311         }
2312
2313         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2314         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2315                 msginfo = gtk_ctree_node_get_row_data
2316                         (GTK_CTREE(summaryview->ctree),
2317                          GTK_CTREE_NODE(cur->data));
2318                 if (msginfo) {
2319                         sel_size += msginfo->size;
2320                         n_selected++;
2321                 }
2322         }
2323
2324         if (summaryview->folder_item->hide_read_msgs
2325         || quicksearch_is_active(summaryview->quicksearch)) {
2326                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2327                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2328                         msginfo = gtk_ctree_node_get_row_data
2329                                 (GTK_CTREE(summaryview->ctree),
2330                                  GTK_CTREE_NODE(cur));
2331                         if (msginfo) {
2332                                 n_size += msginfo->size;
2333                                 n_total++;
2334                                 if (MSG_IS_NEW(msginfo->flags))
2335                                         n_new++;
2336                                 if (MSG_IS_UNREAD(msginfo->flags))
2337                                         n_unread++;
2338                         }
2339                 }
2340         } else {
2341                 n_new = summaryview->folder_item->new_msgs;
2342                 n_unread = summaryview->folder_item->unread_msgs;
2343                 n_total = summaryview->folder_item->total_msgs;
2344                 n_size = summaryview->total_size;
2345         }
2346
2347         name = folder_item_get_name(summaryview->folder_item);
2348         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2349         g_free(name);
2350
2351         if (summaryview->deleted)
2352                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2353         else
2354                 del = g_strdup("");
2355         if (summaryview->moved)
2356                 mv = g_strdup_printf(_("%s%d moved"),
2357                                      summaryview->deleted ? _(", ") : "",
2358                                      summaryview->moved);
2359         else
2360                 mv = g_strdup("");
2361         if (summaryview->copied)
2362                 cp = g_strdup_printf(_("%s%d copied"),
2363                                      summaryview->deleted ||
2364                                      summaryview->moved ? _(", ") : "",
2365                                      summaryview->copied);
2366         else
2367                 cp = g_strdup("");
2368
2369         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2370                 spc = "    ";
2371         else
2372                 spc = "";
2373
2374         if (n_selected) {
2375                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2376                 if (n_selected == 1)
2377                         itstr = g_strdup(_(" item selected"));
2378                 else
2379                         itstr = g_strdup(_(" items selected"));
2380         } else {
2381                 sel = g_strdup("");
2382                 itstr = g_strdup("");
2383         }
2384
2385         str = g_strconcat(n_selected ? itos(n_selected) : "",
2386                                         itstr, sel, spc, del, mv, cp, NULL);
2387         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2388         g_free(str);
2389         g_free(sel);
2390         g_free(del);
2391         g_free(mv);
2392         g_free(cp);
2393         g_free(itstr);
2394
2395         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2396
2397                                       n_new, n_unread, n_total,
2398                                       to_human_readable(n_size));
2399         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2400         g_free(str);
2401         toolbar_main_set_sensitive(summaryview->mainwin);
2402 }
2403
2404 static void summary_set_column_titles(SummaryView *summaryview)
2405 {
2406         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2407         FolderItem *item = summaryview->folder_item;
2408         GtkWidget *hbox;
2409         GtkWidget *label;
2410         GtkWidget *arrow;
2411         gint pos;
2412         const gchar *title;
2413         SummaryColumnType type;
2414         GtkJustification justify;
2415
2416         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2417                 SORT_BY_MARK,
2418                 SORT_BY_STATUS,
2419                 SORT_BY_MIME,
2420                 SORT_BY_SUBJECT,
2421                 SORT_BY_FROM,
2422                 SORT_BY_TO,
2423                 SORT_BY_DATE,
2424                 SORT_BY_SIZE,
2425                 SORT_BY_NUMBER,
2426                 SORT_BY_SCORE,
2427                 SORT_BY_LOCKED
2428         };
2429
2430         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2431                 type = summaryview->col_state[pos].type;
2432
2433                 /* CLAWS: mime and unread are single char headers */
2434                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2435                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2436
2437                 switch (type) {
2438                 case S_COL_SUBJECT:
2439                 case S_COL_FROM:
2440                 case S_COL_TO:
2441                 case S_COL_DATE:
2442                 case S_COL_NUMBER:
2443                         if(type == S_COL_FROM && item != NULL &&
2444                                         FOLDER_SHOWS_TO_HDR(item) &&
2445                                         !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2446                                 type = S_COL_TO;
2447                         if(type == S_COL_NUMBER)
2448                                 title = gettext(col_label[type]);
2449                         else
2450                                 title = prefs_common_translated_header_name(col_label[type]);
2451                         break;
2452                 default:
2453                         title = gettext(col_label[type]);
2454                 }
2455
2456                 if (type == S_COL_MIME) {
2457                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2458                         gtk_widget_show(label);
2459                         gtk_clist_set_column_widget(clist, pos, label);
2460                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Attachment"));
2461                         continue;
2462                 } else if (type == S_COL_MARK) {
2463                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2464                         gtk_widget_show(label);
2465                         gtk_clist_set_column_widget(clist, pos, label);
2466                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Mark"));
2467                         continue;
2468                 } else if (type == S_COL_LOCKED) {
2469                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2470                         gtk_widget_show(label);
2471                         gtk_clist_set_column_widget(clist, pos, label);
2472                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Locked"));
2473                         continue;
2474                 } else if (type == S_COL_STATUS) {
2475                         gtk_clist_set_column_title(clist, pos, title);
2476                         gtk_sctree_set_column_tooltip(GTK_SCTREE(clist), pos, _("Status"));
2477                         continue;
2478                 }
2479
2480                 hbox  = gtk_hbox_new(FALSE, 4);
2481                 label = gtk_label_new(title);
2482
2483                 if (justify == GTK_JUSTIFY_RIGHT)
2484                         gtk_box_pack_end(GTK_BOX(hbox), label,
2485                                          FALSE, FALSE, 0);
2486                 else
2487                         gtk_box_pack_start(GTK_BOX(hbox), label,
2488                                            FALSE, FALSE, 0);
2489
2490                 if (summaryview->sort_key == sort_by[type]) {
2491                         arrow = gtk_arrow_new
2492                                 (summaryview->sort_type == SORT_ASCENDING
2493                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2494                                  GTK_SHADOW_IN);
2495                         if (justify == GTK_JUSTIFY_RIGHT)
2496                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2497                                                    FALSE, FALSE, 0);
2498                         else
2499                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2500                                                  FALSE, FALSE, 0);
2501                 }
2502
2503                 gtk_widget_show_all(hbox);
2504                 gtk_clist_set_column_widget(clist, pos, hbox);
2505         }
2506 }
2507
2508 void summary_reflect_prefs(void)
2509 {
2510         static gchar *last_font = NULL;
2511         gboolean update_font = TRUE;
2512         SummaryView *summaryview = NULL;
2513
2514         if (!mainwindow_get_mainwindow())
2515                 return;
2516         summaryview = mainwindow_get_mainwindow()->summaryview;
2517
2518         if (last_font && !strcmp(last_font, NORMAL_FONT))
2519                 update_font = FALSE;
2520
2521         g_free(last_font);
2522
2523         last_font = g_strdup(NORMAL_FONT);
2524
2525         if (update_font) {
2526                 bold_style = bold_marked_style = bold_deleted_style =
2527                         small_style = small_marked_style = small_deleted_style = NULL;
2528                 summary_set_fonts(summaryview);
2529         }
2530
2531         summary_set_column_titles(summaryview);
2532         summary_show(summaryview, summaryview->folder_item);
2533 }
2534
2535 void summary_sort(SummaryView *summaryview,
2536                   FolderSortKey sort_key, FolderSortType sort_type)
2537 {
2538         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2539         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2540         GtkCListCompareFunc cmp_func = NULL;
2541         START_TIMING("");
2542         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2543                                        G_CALLBACK(summary_tree_expanded), summaryview);
2544         summary_freeze(summaryview);
2545
2546         switch (sort_key) {
2547         case SORT_BY_MARK:
2548                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2549                 break;
2550         case SORT_BY_STATUS:
2551                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2552                 break;
2553         case SORT_BY_MIME:
2554                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2555                 break;
2556         case SORT_BY_NUMBER:
2557                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2558                 break;
2559         case SORT_BY_SIZE:
2560                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2561                 break;
2562         case SORT_BY_DATE:
2563                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2564                 break;
2565         case SORT_BY_FROM:
2566                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2567                 break;
2568         case SORT_BY_SUBJECT:
2569                 if (summaryview->simplify_subject_preg)
2570                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2571                 else
2572                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2573                 break;
2574         case SORT_BY_SCORE:
2575                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2576                 break;
2577         case SORT_BY_LABEL:
2578                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2579                 break;
2580         case SORT_BY_TO:
2581                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2582                 break;
2583         case SORT_BY_LOCKED:
2584                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2585                 break;
2586         case SORT_BY_NONE:
2587                 break;
2588         default:
2589                 goto unlock;
2590         }
2591
2592         summaryview->sort_key = sort_key;
2593         summaryview->sort_type = sort_type;
2594
2595         summary_set_column_titles(summaryview);
2596         summary_set_menu_sensitive(summaryview);
2597
2598         /* allow fallback to don't sort */
2599         if (summaryview->sort_key == SORT_BY_NONE)
2600                 goto unlock;
2601
2602         if (cmp_func != NULL) {
2603                 debug_print("Sorting summary...");
2604                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2605
2606                 main_window_cursor_wait(summaryview->mainwin);
2607
2608                 gtk_clist_set_compare_func(clist, cmp_func);
2609
2610                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2611                 gtk_sctree_sort_recursive(ctree, NULL);
2612
2613                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2614
2615                 main_window_cursor_normal(summaryview->mainwin);
2616
2617                 debug_print("done.\n");
2618                 STATUSBAR_POP(summaryview->mainwin);
2619         }
2620 unlock:
2621         summary_thaw(summaryview);
2622         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2623                                        G_CALLBACK(summary_tree_expanded), summaryview);
2624         END_TIMING();
2625 }
2626
2627 static gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2628                                    GtkCTreeNode *cnode, gpointer data)
2629 {
2630         SummaryView *summaryview = (SummaryView *)data;
2631         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2632         gchar *text[N_SUMMARY_COLS];
2633         gint *col_pos = summaryview->col_pos;
2634         const gchar *msgid = msginfo->msgid;
2635         GHashTable *msgid_table = summaryview->msgid_table;
2636
2637         summary_set_header(summaryview, text, msginfo);
2638
2639         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2640                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2641 #define SET_TEXT(col) {                                         \
2642         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2643                                 text[col_pos[col]]);            \
2644 }
2645
2646         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2647                 SET_TEXT(S_COL_NUMBER);
2648         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2649                 SET_TEXT(S_COL_SCORE);
2650         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2651                 SET_TEXT(S_COL_SIZE);
2652         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2653                 SET_TEXT(S_COL_DATE);
2654         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2655                 SET_TEXT(S_COL_FROM);
2656         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2657                 SET_TEXT(S_COL_TO);
2658
2659 #undef SET_TEXT
2660
2661         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2662         summary_set_marks_func(ctree, cnode, summaryview);
2663
2664         if (msgid && msgid[0] != '\0')
2665                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2666
2667         return TRUE;
2668 }
2669
2670 static void summary_set_ctree_from_list(SummaryView *summaryview,
2671                                         GSList *mlist)
2672 {
2673         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2674         MsgInfo *msginfo;
2675         GtkCTreeNode *node = NULL;
2676         GHashTable *msgid_table;
2677         GHashTable *subject_table = NULL;
2678         GSList * cur;
2679         START_TIMING("");
2680
2681         if (!mlist) return;
2682
2683         debug_print("\tSetting summary from message data...\n");
2684         STATUSBAR_PUSH(summaryview->mainwin,
2685                        _("Setting summary from message data..."));
2686         gdk_flush();
2687
2688         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2689                                        G_CALLBACK(summary_tree_expanded), summaryview);
2690
2691         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2692         summaryview->msgid_table = msgid_table;
2693
2694         if (prefs_common.thread_by_subject) {
2695                 subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2696                 summaryview->subject_table = subject_table;
2697         } else {
2698                 summaryview->subject_table = NULL;
2699         }
2700
2701         if (prefs_common.use_addr_book)
2702                 start_address_completion(NULL);
2703
2704         if (summaryview->threaded) {
2705                 GNode *root, *gnode;
2706                 START_TIMING("threaded");
2707                 root = procmsg_get_thread_tree(mlist);
2708
2709                 for (gnode = root->children; gnode != NULL;
2710                      gnode = gnode->next) {
2711                         node = gtk_sctree_insert_gnode
2712                                 (ctree, NULL, node, gnode,
2713                                  summary_insert_gnode_func, summaryview);
2714                 }
2715
2716                 g_node_destroy(root);
2717
2718                 END_TIMING();
2719         } else {
2720                 gchar *text[N_SUMMARY_COLS];
2721                 START_TIMING("unthreaded");
2722                 cur = mlist;
2723                 for (; mlist != NULL; mlist = mlist->next) {
2724                         msginfo = (MsgInfo *)mlist->data;
2725
2726                         summary_set_header(summaryview, text, msginfo);
2727
2728                         node = gtk_sctree_insert_node
2729                                 (ctree, NULL, node, text, 2,
2730                                  NULL, NULL, NULL, NULL,
2731                                  FALSE, FALSE);
2732
2733                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2734                         summary_set_marks_func(ctree, node, summaryview);
2735
2736                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2737                                 g_hash_table_insert(msgid_table,
2738                                                     msginfo->msgid, node);
2739
2740                         if (prefs_common.thread_by_subject)
2741                                 subject_table_insert(subject_table,
2742                                              msginfo->subject,
2743                                              node);
2744                 }
2745                 mlist = cur;
2746                 END_TIMING();
2747         }
2748
2749         if (prefs_common.enable_hscrollbar &&
2750             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2751                 gint optimal_width;
2752
2753                 optimal_width = gtk_clist_optimal_column_width
2754                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2755                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2756                                            summaryview->col_pos[S_COL_SUBJECT],
2757                                            optimal_width);
2758         }
2759
2760         if (prefs_common.use_addr_book)
2761                 end_address_completion();
2762
2763         debug_print("done.\n");
2764         STATUSBAR_POP(summaryview->mainwin);
2765         if (debug_get_mode()) {
2766                 debug_print("\tmsgid hash table size = %d\n",
2767                             g_hash_table_size(msgid_table));
2768                 if (prefs_common.thread_by_subject)
2769                         debug_print("\tsubject hash table size = %d\n",
2770                             g_hash_table_size(subject_table));
2771         }
2772
2773         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2774
2775         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2776
2777         if (prefs_common.bold_unread) {
2778                 START_TIMING("bold_unread");
2779                 while (node) {
2780                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2781                         if (GTK_CTREE_ROW(node)->children)
2782                                 summary_set_row_marks(summaryview, node);
2783                         node = next;
2784                 }
2785                 END_TIMING();
2786         }
2787
2788         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2789                                        G_CALLBACK(summary_tree_expanded), summaryview);
2790         END_TIMING();
2791 }
2792
2793 static gchar *summary_complete_address(const gchar *addr)
2794 {
2795         gint count;
2796         gchar *res, *tmp, *email_addr;
2797
2798         if (addr == NULL)
2799                 return NULL;
2800
2801         Xstrdup_a(email_addr, addr, return NULL);
2802         extract_address(email_addr);
2803         if (!*email_addr)
2804                 return NULL;
2805
2806         /*
2807          * completion stuff must be already initialized
2808          */
2809         res = NULL;
2810         if (1 < (count = complete_address(email_addr))) {
2811                 tmp = get_complete_address(1);
2812                 res = procheader_get_fromname(tmp);
2813                 g_free(tmp);
2814         }
2815
2816         return res;
2817 }
2818
2819 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2820                                MsgInfo *msginfo)
2821 {
2822         static gchar date_modified[80];
2823         static gchar col_score[11];
2824         static gchar buf[BUFFSIZE];
2825         gint *col_pos = summaryview->col_pos;
2826         gchar *from_text = NULL, *to_text = NULL;
2827         gboolean should_swap = FALSE;
2828
2829         text[col_pos[S_COL_FROM]]   = "";
2830         text[col_pos[S_COL_TO]]     = "";
2831         text[col_pos[S_COL_SUBJECT]]= "";
2832         text[col_pos[S_COL_MARK]]   = "";
2833         text[col_pos[S_COL_STATUS]] = "";
2834         text[col_pos[S_COL_MIME]]   = "";
2835         text[col_pos[S_COL_LOCKED]] = "";
2836         text[col_pos[S_COL_DATE]]   = "";
2837         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2838                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2839         else
2840                 text[col_pos[S_COL_NUMBER]] = "";
2841
2842         /* slow! */
2843         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2844                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2845         else
2846                 text[col_pos[S_COL_SIZE]] = "";
2847
2848         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2849                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2850         else
2851                 text[col_pos[S_COL_SCORE]] = "";
2852
2853         /* slow! */
2854         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2855                 if (msginfo->date_t) {
2856                         procheader_date_get_localtime(date_modified,
2857                                                       sizeof(date_modified),
2858                                                       msginfo->date_t);
2859                         text[col_pos[S_COL_DATE]] = date_modified;
2860                 } else if (msginfo->date)
2861                         text[col_pos[S_COL_DATE]] = msginfo->date;
2862                 else
2863                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2864         }
2865
2866         if (prefs_common.swap_from && msginfo->from && msginfo->to
2867         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2868                 gchar *addr = NULL;
2869
2870                 addr = g_strdup(msginfo->from);
2871
2872                 if (addr) {
2873                         extract_address(addr);
2874                         if (account_find_from_address(addr)) {
2875                                 should_swap = TRUE;
2876                         }
2877                         g_free(addr);
2878                 }
2879         }
2880
2881         if (!prefs_common.use_addr_book) {
2882                 from_text = msginfo->fromname ?
2883                                 msginfo->fromname :
2884                                 _("(No From)");
2885         } else {
2886                 gchar buf[BUFFSIZE];
2887                 gchar *tmp = summary_complete_address(msginfo->from);
2888                 if (tmp) {
2889                         strncpy2(buf, tmp, sizeof(buf));
2890                         g_free(tmp);
2891                         from_text = buf;
2892                 } else {
2893                         from_text = (msginfo->fromname) ?
2894                                         msginfo->fromname:
2895                                         _("(No From)");
2896                 }
2897         }
2898
2899         to_text = msginfo->to ? msginfo->to :
2900                    (msginfo->cc ? msginfo->cc :
2901                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2902                      )
2903                    );
2904
2905         text[col_pos[S_COL_TO]] = to_text;
2906         if (!should_swap) {
2907                 text[col_pos[S_COL_FROM]] = from_text;
2908         } else {
2909                 gchar tmp[BUFFSIZE];
2910                 snprintf(tmp, BUFFSIZE-1, "--> %s", to_text);
2911                 tmp[BUFFSIZE-1]='\0';
2912                 text[col_pos[S_COL_FROM]] = tmp;
2913         }
2914
2915         if (summaryview->simplify_subject_preg != NULL)
2916                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2917                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2918                                         summaryview->simplify_subject_preg) :
2919                         _("(No Subject)");
2920         else
2921                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2922                         _("(No Subject)");
2923 }
2924
2925 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2926 {
2927         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2928 }
2929
2930 static gboolean defer_change(gpointer data);
2931 typedef struct _ChangeData {
2932         MsgInfo *info;
2933         gint op; /* 0, 1, 2 for unset, set, change */
2934         MsgPermFlags set_flags;
2935         MsgTmpFlags  set_tmp_flags;
2936         MsgPermFlags unset_flags;
2937         MsgTmpFlags  unset_tmp_flags;
2938 } ChangeData;
2939
2940 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2941 {
2942         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2943                 debug_print("flags: doing unset now\n");
2944                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2945         } else {
2946                 ChangeData *unset_data = g_new0(ChangeData, 1);
2947                 unset_data->info = msginfo;
2948                 unset_data->op = 0;
2949                 unset_data->unset_flags = flags;
2950                 unset_data->unset_tmp_flags = tmp_flags;
2951                 debug_print("flags: deferring unset\n");
2952                 g_timeout_add(100, defer_change, unset_data);
2953         }
2954 }
2955
2956 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2957 {
2958         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2959                 debug_print("flags: doing set now\n");
2960                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2961         } else {
2962                 ChangeData *set_data = g_new0(ChangeData, 1);
2963                 set_data->info = msginfo;
2964                 set_data->op = 1;
2965                 set_data->set_flags = flags;
2966                 set_data->set_tmp_flags = tmp_flags;
2967                 debug_print("flags: deferring set\n");
2968                 g_timeout_add(100, defer_change, set_data);
2969         }
2970 }
2971
2972 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2973                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2974                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2975 {
2976         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2977                 debug_print("flags: doing change now\n");
2978                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2979                         rem_flags, rem_tmp_flags);
2980         } else {
2981                 ChangeData *change_data = g_new0(ChangeData, 1);
2982                 change_data->info = msginfo;
2983                 change_data->op = 2;
2984                 change_data->set_flags = add_flags;
2985                 change_data->set_tmp_flags = add_tmp_flags;
2986                 change_data->unset_flags = rem_flags;
2987                 change_data->unset_tmp_flags = rem_tmp_flags;
2988                 debug_print("flags: deferring change\n");
2989                 g_timeout_add(100, defer_change, change_data);
2990         }
2991 }
2992
2993 gboolean defer_change(gpointer data)
2994 {
2995         ChangeData *chg = (ChangeData *)data;
2996         if (chg->info->folder && chg->info->folder->processing_pending) {
2997                 debug_print("flags: trying later\n");
2998                 return TRUE; /* try again */
2999         } else {
3000                 debug_print("flags: finally doing it\n");
3001                 switch(chg->op) {
3002                 case 0:
3003                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
3004                         break;
3005                 case 1:
3006                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
3007                         break;
3008                 case 2:
3009                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
3010                                 chg->unset_flags, chg->unset_tmp_flags);
3011                         break;
3012                 default:
3013                         g_warning("shouldn't happen\n");
3014                 }
3015                 g_free(chg);
3016         }
3017         return FALSE;
3018 }
3019
3020 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
3021                                       GtkCTreeNode *row)
3022 {
3023         g_return_if_fail(summaryview != NULL);
3024         g_return_if_fail(msginfo != NULL);
3025         g_return_if_fail(row != NULL);
3026
3027         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
3028                 summary_msginfo_unset_flags
3029                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
3030                 summary_set_row_marks(summaryview, row);
3031                 summary_status_show(summaryview);
3032         }
3033 }
3034
3035 typedef struct  {
3036         MsgInfo *msginfo;
3037         SummaryView *summaryview;
3038 } MarkAsReadData;
3039
3040 static int msginfo_mark_as_read_timeout(void *data)
3041 {
3042         MarkAsReadData *mdata = (MarkAsReadData *)data;
3043         if (!mdata)
3044                 return FALSE;
3045
3046         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
3047                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
3048                                      mdata->summaryview->selected);
3049
3050         g_free(mdata);
3051
3052         return FALSE;
3053 }
3054
3055 static void summary_display_msg_full(SummaryView *summaryview,
3056                                      GtkCTreeNode *row,
3057                                      gboolean new_window, gboolean all_headers)
3058 {
3059         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3060         MsgInfo *msginfo;
3061         gint val;
3062         START_TIMING("");
3063         if (!new_window) {
3064                 if (summaryview->displayed == row)
3065                         return;
3066                 else if (summaryview->messageview)
3067                         summaryview->messageview->filtered = FALSE;
3068         }
3069         g_return_if_fail(row != NULL);
3070
3071         if (summary_is_locked(summaryview)) return;
3072         summary_lock(summaryview);
3073
3074         STATUSBAR_POP(summaryview->mainwin);
3075         GTK_EVENTS_FLUSH();
3076
3077         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3078
3079         g_return_if_fail(msginfo);
3080
3081         if (new_window && prefs_common.layout_mode != SMALL_LAYOUT) {
3082                 MessageView *msgview;
3083
3084                 msgview = messageview_create_with_new_window(summaryview->mainwin);
3085                 val = messageview_show(msgview, msginfo, all_headers);
3086         } else {
3087                 MessageView *msgview;
3088
3089                 if (prefs_common.layout_mode == SMALL_LAYOUT) {
3090                         if (summaryview->ext_messageview == NULL)
3091                                 summaryview->ext_messageview = messageview_create_with_new_window(summaryview->mainwin);
3092                         else
3093                                 gtkut_window_popup(summaryview->ext_messageview->window);
3094                         msgview = summaryview->ext_messageview;
3095                         summaryview->last_displayed = summaryview->displayed;
3096                         summaryview->displayed = row;
3097                         val = messageview_show(msgview, msginfo, all_headers);
3098                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3099                                 gtk_widget_grab_focus(summaryview->ctree);
3100                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3101                                 GTK_CLIST(summaryview->ctree)->focus_row);
3102                 } else {
3103                         msgview = summaryview->messageview;
3104                         summaryview->last_displayed = summaryview->displayed;
3105                         summaryview->displayed = row;
3106                         if (!messageview_is_visible(msgview)) {
3107                                 main_window_toggle_message_view(summaryview->mainwin);
3108                                 GTK_EVENTS_FLUSH();
3109                         }
3110                         val = messageview_show(msgview, msginfo, all_headers);
3111                         if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
3112                                 gtk_widget_grab_focus(summaryview->ctree);
3113                         gtkut_ctree_node_move_if_on_the_edge(ctree, row,
3114                                 GTK_CLIST(summaryview->ctree)->focus_row);
3115                 }
3116         }
3117
3118         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
3119                 if (prefs_common.mark_as_read_delay) {
3120                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
3121                         data->summaryview = summaryview;
3122                         data->msginfo = msginfo;
3123                         g_timeout_add(prefs_common.mark_as_read_delay * 1000,
3124                                 msginfo_mark_as_read_timeout, data);
3125                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
3126                         msginfo_mark_as_read(summaryview, msginfo, row);
3127                 }
3128         }
3129
3130         summary_set_menu_sensitive(summaryview);
3131         toolbar_main_set_sensitive(summaryview->mainwin);
3132         messageview_set_menu_sensitive(summaryview->messageview);
3133
3134         summary_unlock(summaryview);
3135         END_TIMING();
3136 }
3137
3138 void summary_display_msg_selected(SummaryView *summaryview,
3139                                   gboolean all_headers)
3140 {
3141         if (summary_is_locked(summaryview)) return;
3142         summaryview->displayed = NULL;
3143         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
3144                                  all_headers);
3145 }
3146
3147 void summary_redisplay_msg(SummaryView *summaryview)
3148 {
3149         GtkCTreeNode *node;
3150
3151         if (summaryview->displayed) {
3152                 node = summaryview->displayed;
3153                 summaryview->displayed = NULL;
3154                 summary_display_msg(summaryview, node);
3155         }
3156 }
3157
3158 void summary_open_msg(SummaryView *summaryview)
3159 {
3160         if (!summaryview->selected) return;
3161
3162         /* CLAWS: if separate message view, don't open a new window
3163          * but rather use the current separated message view */
3164         summary_display_msg_full(summaryview, summaryview->selected,
3165                                  TRUE, FALSE);
3166 }
3167
3168 void summary_view_source(SummaryView * summaryview)
3169 {
3170         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3171         MsgInfo *msginfo;
3172         SourceWindow *srcwin;
3173
3174         if (!summaryview->selected) return;
3175
3176         srcwin = source_window_create();
3177         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3178         source_window_show_msg(srcwin, msginfo);
3179         source_window_show(srcwin);
3180 #ifdef MAEMO
3181         maemo_window_full_screen_if_needed(GTK_WINDOW(srcwin->window));
3182         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(srcwin->window));
3183 #endif
3184 }
3185
3186 void summary_reedit(SummaryView *summaryview)
3187 {
3188         MsgInfo *msginfo;
3189
3190         if (!summaryview->selected) return;
3191         if (!summaryview->folder_item) return;
3192         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
3193                 return;
3194
3195         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3196                                               summaryview->selected);
3197         if (!msginfo) return;
3198
3199         compose_reedit(msginfo, FALSE);
3200 }
3201
3202 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
3203 {
3204         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3205         GtkCTreeNode *node;
3206
3207         if (summary_is_locked(summaryview)
3208         && !GTK_SCTREE(ctree)->selecting_range
3209         && summaryview->messageview->mimeview
3210         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3211         && summaryview->messageview->mimeview->textview->loading) {
3212                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
3213                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
3214
3215                 data->ctree = ctree;
3216                 data->row = NULL;
3217                 data->node = NULL;
3218                 data->type = type;
3219                 data->summaryview = summaryview;
3220                 debug_print("postponing open of message till end of load\n");
3221                 g_timeout_add(100, summary_select_retry, data);
3222                 return FALSE;
3223         }
3224         if (summary_is_locked(summaryview))
3225                 return FALSE;
3226         if (type == GTK_SCROLL_STEP_FORWARD) {
3227                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
3228                 if (node)
3229                         gtkut_ctree_expand_parent_all(ctree, node);
3230                 else
3231                         return FALSE;
3232         } else {
3233                 if (summaryview->selected) {
3234                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
3235                         if (!node) return FALSE;
3236                 }
3237         }
3238
3239         if (messageview_is_visible(summaryview->messageview))
3240                 summaryview->display_msg = TRUE;
3241
3242         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
3243
3244         if (GTK_CLIST(ctree)->selection)
3245                 gtk_sctree_set_anchor_row
3246                         (GTK_SCTREE(ctree),
3247                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
3248
3249         return TRUE;
3250 }
3251
3252 void summary_toggle_view(SummaryView *summaryview)
3253 {
3254         if (prefs_common.layout_mode == SMALL_LAYOUT)
3255                 return;
3256         if (!messageview_is_visible(summaryview->messageview) &&
3257             summaryview->selected)
3258                 summary_display_msg(summaryview,
3259                                     summaryview->selected);
3260         else
3261                 main_window_toggle_message_view(summaryview->mainwin);
3262 }
3263
3264 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
3265                                                 GtkCTreeNode *node)
3266 {
3267         MsgInfo *msginfo;
3268
3269         if (node) {
3270                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
3271                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
3272                         return TRUE;
3273                 node = GTK_CTREE_ROW(node)->children;
3274         } else
3275                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3276
3277         while (node) {
3278                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3279                         return TRUE;
3280                 node = GTK_CTREE_ROW(node)->sibling;
3281         }
3282
3283         return FALSE;
3284 }
3285
3286 static gboolean summary_have_unread_children(SummaryView *summaryview,
3287                                              GtkCTreeNode *node)
3288 {
3289         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3290
3291         if (!node) return FALSE;
3292
3293         node = GTK_CTREE_ROW(node)->children;
3294
3295         while (node) {
3296                 if (summary_search_unread_recursive(ctree, node) == TRUE)
3297                         return TRUE;
3298                 node = GTK_CTREE_ROW(node)->sibling;
3299         }
3300         return FALSE;
3301 }
3302
3303 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
3304 {
3305         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3306         GtkStyle *style = NULL;
3307         MsgInfo *msginfo;
3308         MsgFlags flags;
3309         gint *col_pos = summaryview->col_pos;
3310
3311         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3312         if (!msginfo) return;
3313
3314         flags = msginfo->flags;
3315
3316         gtk_ctree_node_set_foreground(ctree, row, NULL);
3317
3318         /* set new/unread column */
3319         if (MSG_IS_IGNORE_THREAD(flags)) {
3320                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3321                                           ignorethreadxpm, ignorethreadxpmmask);
3322         } else if (MSG_IS_SPAM(flags)) {
3323                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3324                                           spamxpm, spamxpmmask);
3325         } else if (MSG_IS_NEW(flags)) {
3326                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3327                                           newxpm, newxpmmask);
3328         } else if (MSG_IS_UNREAD(flags)) {
3329                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3330                                           unreadxpm, unreadxpmmask);
3331         } else if (MSG_IS_REPLIED(flags)) {
3332                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3333                                           repliedxpm, repliedxpmmask);
3334         } else if (MSG_IS_FORWARDED(flags)) {
3335                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3336                                           forwardedxpm, forwardedxpmmask);
3337         } else {
3338                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3339                                         "");
3340         }
3341
3342         if (prefs_common.bold_unread &&
3343             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3344              (!GTK_CTREE_ROW(row)->expanded &&
3345               GTK_CTREE_ROW(row)->children &&
3346               summary_have_unread_children(summaryview, row))))
3347                 style = bold_style;
3348
3349         /* set mark column */
3350         if (MSG_IS_DELETED(flags)) {
3351                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3352                                           deletedxpm, deletedxpmmask);
3353                 if (style)
3354                         style = bold_deleted_style;
3355                 else {
3356                         style = small_deleted_style;
3357                 }
3358                         gtk_ctree_node_set_foreground
3359                                 (ctree, row, &summaryview->color_dim);
3360         } else if (MSG_IS_MARKED(flags)) {
3361                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3362                                           markxpm, markxpmmask);
3363         } else if (MSG_IS_MOVE(flags)) {
3364                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3365                                           movedxpm, movedxpmmask);
3366                 if (style)
3367                         style = bold_marked_style;
3368                 else {
3369                         style = small_marked_style;
3370                 }
3371                         gtk_ctree_node_set_foreground
3372                                 (ctree, row, &summaryview->color_marked);
3373         } else if (MSG_IS_COPY(flags)) {
3374                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3375                                           copiedxpm, copiedxpmmask);
3376                 if (style)
3377                         style = bold_marked_style;
3378                 else {
3379                         style = small_marked_style;
3380                 }
3381                         gtk_ctree_node_set_foreground
3382                                 (ctree, row, &summaryview->color_marked);
3383         } else {
3384                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3385         }
3386
3387         if (MSG_IS_LOCKED(flags)) {
3388                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3389                                           lockedxpm, lockedxpmmask);
3390         }
3391         else {
3392                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3393         }
3394
3395         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3396                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3397                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3398         } else if (MSG_IS_SIGNED(flags)) {
3399                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3400                                           gpgsignedxpm, gpgsignedxpmmask);
3401         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3402                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3403                                           clipkeyxpm, clipkeyxpmmask);
3404         } else if (MSG_IS_ENCRYPTED(flags)) {
3405                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3406                                           keyxpm, keyxpmmask);
3407         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3408                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3409                                           clipxpm, clipxpmmask);
3410         } else {
3411                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3412         }
3413         if (!style)
3414                 style = small_style;
3415
3416         gtk_ctree_node_set_row_style(ctree, row, style);
3417
3418         if (MSG_GET_COLORLABEL(flags))
3419                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3420 }
3421
3422 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3423 {
3424         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3425         MsgInfo *msginfo;
3426
3427         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3428         g_return_if_fail(msginfo);
3429         if (MSG_IS_DELETED(msginfo->flags))
3430                 summaryview->deleted--;
3431         if (MSG_IS_MOVE(msginfo->flags))
3432                 summaryview->moved--;
3433         if (MSG_IS_COPY(msginfo->flags))
3434                 summaryview->copied--;
3435
3436         procmsg_msginfo_set_to_folder(msginfo, NULL);
3437         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED,
3438                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3439         summary_set_row_marks(summaryview, row);
3440         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3441 }
3442
3443 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3444 {
3445         gboolean changed = FALSE;
3446         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3447         MsgInfo *msginfo;
3448
3449         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3450         g_return_if_fail(msginfo);
3451         if (MSG_IS_DELETED(msginfo->flags))
3452                 summaryview->deleted--;
3453         if (MSG_IS_MOVE(msginfo->flags)) {
3454                 summaryview->moved--;
3455                 changed = TRUE;
3456         }
3457         if (MSG_IS_COPY(msginfo->flags)) {
3458                 summaryview->copied--;
3459                 changed = TRUE;
3460         }
3461         procmsg_msginfo_set_to_folder(msginfo, NULL);
3462         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED,
3463                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3464
3465         summary_set_row_marks(summaryview, row);
3466         debug_print("Message %d is locked\n", msginfo->msgnum);
3467 }
3468
3469 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3470 {
3471         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3472         MsgInfo *msginfo;
3473
3474         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3475         g_return_if_fail(msginfo);
3476         if (!MSG_IS_LOCKED(msginfo->flags))
3477                 return;
3478         procmsg_msginfo_set_to_folder(msginfo, NULL);
3479         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3480         summary_set_row_marks(summaryview, row);
3481         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3482 }
3483
3484 void summary_mark(SummaryView *summaryview)
3485 {
3486         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3487         GList *cur;
3488         gboolean froze = FALSE;
3489
3490         START_LONG_OPERATION(summaryview, FALSE);
3491         folder_item_set_batch(summaryview->folder_item, TRUE);
3492         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3493                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3494         folder_item_set_batch(summaryview->folder_item, FALSE);
3495         END_LONG_OPERATION(summaryview);
3496
3497         summary_status_show(summaryview);
3498 }
3499
3500 static void summary_mark_row_as_read(SummaryView *summaryview,
3501                                      GtkCTreeNode *row)
3502 {
3503         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3504         MsgInfo *msginfo;
3505
3506         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3507         g_return_if_fail(msginfo);
3508
3509         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3510                 return;
3511
3512         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3513         summary_set_row_marks(summaryview, row);
3514         debug_print("Message %d is marked as read\n",
3515                 msginfo->msgnum);
3516 }
3517
3518 void summary_mark_as_read(SummaryView *summaryview)
3519 {
3520         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3521         GList *cur;
3522         gboolean froze = FALSE;
3523
3524         START_LONG_OPERATION(summaryview, FALSE);
3525         folder_item_set_batch(summaryview->folder_item, TRUE);
3526         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3527                 summary_mark_row_as_read(summaryview,
3528                                          GTK_CTREE_NODE(cur->data));
3529         folder_item_set_batch(summaryview->folder_item, FALSE);
3530         END_LONG_OPERATION(summaryview);
3531
3532         summary_status_show(summaryview);
3533 }
3534
3535 void summary_msgs_lock(SummaryView *summaryview)
3536 {
3537         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3538         GList *cur;
3539         gboolean froze = FALSE;
3540
3541         START_LONG_OPERATION(summaryview, FALSE);
3542         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3543                 summary_lock_row(summaryview,
3544                                          GTK_CTREE_NODE(cur->data));
3545         END_LONG_OPERATION(summaryview);
3546
3547         summary_status_show(summaryview);
3548 }
3549
3550 void summary_msgs_unlock(SummaryView *summaryview)
3551 {
3552         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3553         GList *cur;
3554         gboolean froze = FALSE;
3555
3556         START_LONG_OPERATION(summaryview, FALSE);
3557         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3558                 summary_unlock_row(summaryview,
3559                                    GTK_CTREE_NODE(cur->data));
3560         END_LONG_OPERATION(summaryview);
3561
3562         summary_status_show(summaryview);
3563 }
3564
3565 void summary_mark_all_read(SummaryView *summaryview)
3566 {
3567         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3568         GtkCTreeNode *node;
3569         AlertValue val;
3570         gboolean froze = FALSE;
3571
3572         if (prefs_common.ask_mark_all_read) {
3573                 val = alertpanel_full(_("Mark all as read"),
3574                         _("Do you really want to mark all mails in this "
3575                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3576                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3577
3578                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3579                         return;
3580                 else if (val & G_ALERTDISABLE)
3581                         prefs_common.ask_mark_all_read = FALSE;
3582         }
3583
3584         START_LONG_OPERATION(summaryview, TRUE);
3585         folder_item_set_batch(summaryview->folder_item, TRUE);
3586         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3587              node = gtkut_ctree_node_next(ctree, node))
3588                 summary_mark_row_as_read(summaryview, node);
3589         folder_item_set_batch(summaryview->folder_item, FALSE);
3590         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3591              node = gtkut_ctree_node_next(ctree, node)) {
3592                 if (!GTK_CTREE_ROW(node)->expanded)
3593                         summary_set_row_marks(summaryview, node);
3594         }
3595         END_LONG_OPERATION(summaryview);
3596
3597         summary_status_show(summaryview);
3598 }
3599
3600 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3601 {
3602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3603         GList *cur;
3604         gboolean is_spam = action;
3605         GSList *msgs = NULL;
3606         gboolean immediate_exec = prefs_common.immediate_exec;
3607         gboolean moved = FALSE;
3608         gboolean froze = FALSE;
3609
3610         prefs_common.immediate_exec = FALSE;
3611
3612         START_LONG_OPERATION(summaryview, FALSE);
3613
3614         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3615                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3616                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3617                 if (msginfo)
3618                         msgs = g_slist_prepend(msgs, msginfo);
3619         }
3620
3621         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3622                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3623                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3624                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3625                         if (!msginfo)
3626                                 continue;
3627                         if (is_spam) {
3628                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3629                                 if (procmsg_spam_get_folder(msginfo) != summaryview->folder_item) {
3630                                         summary_move_row_to(summaryview, row,
3631                                                         procmsg_spam_get_folder(msginfo));
3632                                         moved = TRUE;
3633                                 }
3634                         } else {
3635                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3636                         }
3637                         summaryview->display_msg = prefs_common.always_show_msg;
3638
3639                         summary_set_row_marks(summaryview, row);
3640                 }
3641         } else {
3642                 log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
3643         }
3644
3645         prefs_common.immediate_exec = immediate_exec;
3646
3647         END_LONG_OPERATION(summaryview);
3648
3649         if (prefs_common.immediate_exec && moved) {
3650                 summary_execute(summaryview);
3651         }
3652
3653         if (!moved && msgs) {
3654                 MsgInfo *msginfo = (MsgInfo *)msgs->data;
3655                 toolbar_set_learn_button
3656                         (summaryview->mainwin->toolbar,
3657                          MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
3658         }
3659         g_slist_free(msgs);
3660
3661         summary_status_show(summaryview);
3662 }
3663
3664
3665 static void summary_mark_row_as_unread(SummaryView *summaryview,
3666                                        GtkCTreeNode *row)
3667 {
3668         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3669         MsgInfo *msginfo;
3670
3671         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3672         g_return_if_fail(msginfo);
3673         if (MSG_IS_DELETED(msginfo->flags)) {
3674                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3675                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3676                 summaryview->deleted--;
3677         }
3678
3679         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3680         debug_print("Message %d is marked as unread\n",
3681                 msginfo->msgnum);
3682
3683         summary_set_row_marks(summaryview, row);
3684 }
3685
3686 void summary_mark_as_unread(SummaryView *summaryview)
3687 {
3688         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3689         GList *cur;
3690         gboolean froze = FALSE;
3691
3692         START_LONG_OPERATION(summaryview, FALSE);
3693         folder_item_set_batch(summaryview->folder_item, TRUE);
3694         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3695                 cur = cur->next)
3696                 summary_mark_row_as_unread(summaryview,
3697                                            GTK_CTREE_NODE(cur->data));
3698         folder_item_set_batch(summaryview->folder_item, FALSE);
3699         END_LONG_OPERATION(summaryview);
3700
3701         summary_status_show(summaryview);
3702 }
3703
3704 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3705 {
3706         GList * cur;
3707         gboolean found;
3708
3709         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3710
3711         case F_NEWS:
3712
3713                 /*
3714                   security : checks if one the accounts correspond to
3715                   the author of the post
3716                 */
3717
3718                 found = FALSE;
3719                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3720                         PrefsAccount * account;
3721                         gchar * from_name;
3722
3723                         account = cur->data;
3724                         if (account->name && *account->name)
3725                                 from_name =
3726                                         g_strdup_printf("%s <%s>",
3727                                                         account->name,
3728                                                         account->address);
3729                         else
3730                                 from_name =
3731                                         g_strdup_printf("%s",
3732                                                         account->address);
3733
3734                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3735                                 g_free(from_name);
3736                                 found = TRUE;
3737                                 break;
3738                         }
3739                         g_free(from_name);
3740                 }
3741
3742                 if (!found) {
3743                         alertpanel_error(_("You're not the author of the article.\n"));
3744                 }
3745
3746                 return found;
3747
3748         default:
3749                 return TRUE;
3750         }
3751 }
3752
3753 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3754 {
3755         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3756         MsgInfo *msginfo;
3757
3758         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3759         g_return_if_fail(msginfo);
3760
3761         if (MSG_IS_LOCKED(msginfo->flags)) return;
3762
3763         if (MSG_IS_DELETED(msginfo->flags)) return;
3764
3765         if (MSG_IS_MOVE(msginfo->flags))
3766                 summaryview->moved--;
3767         if (MSG_IS_COPY(msginfo->flags))
3768                 summaryview->copied--;
3769
3770         procmsg_msginfo_set_to_folder(msginfo, NULL);
3771         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED,
3772                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3773         summaryview->deleted++;
3774
3775         if (!prefs_common.immediate_exec &&
3776             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3777                 summary_set_row_marks(summaryview, row);
3778
3779         debug_print("Message %s/%d is set to delete\n",
3780                     msginfo->folder->path, msginfo->msgnum);
3781 }
3782
3783 void summary_cancel(SummaryView *summaryview)
3784 {
3785         MsgInfo * msginfo;
3786
3787         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3788                                               summaryview->selected);
3789         if (!msginfo) return;
3790
3791         if (!check_permission(summaryview, msginfo))
3792                 return;
3793
3794         news_cancel_article(summaryview->folder_item->folder, msginfo);
3795
3796         if (summary_is_locked(summaryview)) return;
3797
3798         summary_lock(summaryview);
3799
3800         summary_freeze(summaryview);
3801
3802         summary_update_status(summaryview);
3803         summary_status_show(summaryview);
3804
3805         summary_thaw(summaryview);
3806
3807         summary_unlock(summaryview);
3808 }
3809
3810 void summary_delete(SummaryView *summaryview)
3811 {
3812         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3813         FolderItem *item = summaryview->folder_item;
3814         GList *cur;
3815         GtkCTreeNode *sel_last = NULL;
3816         GtkCTreeNode *node;
3817         AlertValue aval;
3818         MsgInfo *msginfo;
3819         gboolean froze = FALSE;
3820
3821         if (!item) return;
3822
3823         if (summary_is_locked(summaryview)) return;
3824
3825         if (!summaryview->folder_item) return;
3826
3827         if (!prefs_common.live_dangerously) {
3828                 gchar *buf = NULL;
3829                 int num = g_list_length(GTK_CLIST(summaryview->ctree)->selection);
3830                 if (num == 1)
3831                         buf = g_strdup_printf(_(
3832                                 "Do you really want to delete the selected message?"));
3833                 else
3834                         buf = g_strdup_printf(_(
3835                                 "Do you really want to delete the %d selected messages?"),
3836                                 num);
3837                 aval = alertpanel(_("Delete message(s)"),
3838                                   buf,
3839                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3840                 g_free(buf);
3841                 if (aval != G_ALERTALTERNATE) return;
3842         }
3843
3844         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3845              cur = cur->next) {
3846                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3847                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3848                 if (msginfo && msginfo->total_size != 0 &&
3849                     msginfo->size != (off_t)msginfo->total_size)
3850                         partial_mark_for_delete(msginfo);
3851         }
3852
3853         main_window_cursor_wait(summaryview->mainwin);
3854
3855         /* next code sets current row focus right. We need to find a row
3856          * that is not deleted. */
3857         START_LONG_OPERATION(summaryview, FALSE);
3858         folder_item_set_batch(summaryview->folder_item, TRUE);
3859         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3860                 sel_last = GTK_CTREE_NODE(cur->data);
3861                 summary_delete_row(summaryview, sel_last);
3862         }
3863         folder_item_set_batch(summaryview->folder_item, FALSE);
3864         END_LONG_OPERATION(summaryview);
3865
3866         node = summary_find_next_msg(summaryview, sel_last);
3867         if (!node)
3868                 node = summary_find_prev_msg(summaryview, sel_last);
3869
3870         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3871
3872         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3873                 summary_execute(summaryview);
3874                 /* after deleting, the anchor may be at an invalid row
3875                  * so reset it to the node we found earlier */
3876                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3877         } else
3878                 summary_status_show(summaryview);
3879
3880
3881         main_window_cursor_normal(summaryview->mainwin);
3882 }
3883
3884 void summary_delete_trash(SummaryView *summaryview)
3885 {
3886         FolderItem *to_folder = NULL;
3887         PrefsAccount *ac;
3888         if (!summaryview->folder_item ||
3889             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3890
3891         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3892                 to_folder = account_get_special_folder(ac, F_TRASH);
3893
3894         if (to_folder == NULL)
3895                 to_folder = summaryview->folder_item->folder->trash;
3896
3897         if (to_folder == NULL || to_folder == summaryview->folder_item
3898             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3899                 summary_delete(summaryview);
3900         else
3901                 summary_move_selected_to(summaryview, to_folder);
3902 }
3903
3904
3905 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3906 {
3907         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3908         MsgInfo *msginfo;
3909
3910         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3911         g_return_if_fail(msginfo);
3912         if (MSG_IS_DELETED(msginfo->flags))
3913                 summaryview->deleted--;
3914         if (MSG_IS_MOVE(msginfo->flags))
3915                 summaryview->moved--;
3916         if (MSG_IS_COPY(msginfo->flags))
3917                 summaryview->copied--;
3918
3919         procmsg_msginfo_set_to_folder(msginfo, NULL);
3920         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED,
3921                 MSG_MOVE | MSG_COPY | MSG_MOVE_DONE);
3922         summary_set_row_marks(summaryview, row);
3923
3924         debug_print("Message %s/%d is unmarked\n",
3925                     msginfo->folder->path, msginfo->msgnum);
3926 }
3927
3928 void summary_unmark(SummaryView *summaryview)
3929 {
3930         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3931         GList *cur;
3932         gboolean froze = FALSE;
3933
3934         START_LONG_OPERATION(summaryview, FALSE);
3935         folder_item_set_batch(summaryview->folder_item, TRUE);
3936         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3937                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3938         folder_item_set_batch(summaryview->folder_item, FALSE);
3939         END_LONG_OPERATION(summaryview);
3940
3941         summary_status_show(summaryview);
3942 }
3943
3944 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3945                                 FolderItem *to_folder)
3946 {
3947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3948         MsgInfo *msginfo;
3949
3950         g_return_if_fail(to_folder != NULL);
3951
3952         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3953         g_return_if_fail(msginfo);
3954         if (MSG_IS_LOCKED(msginfo->flags))
3955                 return;
3956
3957         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3958         if (MSG_IS_DELETED(msginfo->flags))
3959                 summaryview->deleted--;
3960         if (MSG_IS_COPY(msginfo->flags)) {
3961                 summaryview->copied--;
3962         }
3963         if (!MSG_IS_MOVE(msginfo->flags)) {
3964                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED,
3965                         MSG_COPY | MSG_MOVE_DONE);
3966                 summaryview->moved++;
3967         } else {
3968                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3969         }
3970
3971         if (!prefs_common.immediate_exec) {
3972                 summary_set_row_marks(summaryview, row);
3973         }
3974
3975         debug_print("Message %d is set to move to %s\n",
3976                     msginfo->msgnum, to_folder->path);
3977 }
3978
3979 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3980 {
3981         GList *cur;
3982         GtkCTreeNode *sel_last = NULL;
3983         gboolean froze = FALSE;
3984
3985         if (!to_folder) return;
3986         if (!summaryview->folder_item ||
3987             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3988
3989         if (summary_is_locked(summaryview)) return;
3990
3991         if (summaryview->folder_item == to_folder) {
3992                 alertpanel_error(_("Destination is same as current folder."));
3993                 return;
3994         }
3995
3996         START_LONG_OPERATION(summaryview, FALSE);
3997
3998         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3999              cur != NULL && cur->data != NULL; cur = cur->next) {
4000                 sel_last = GTK_CTREE_NODE(cur->data);
4001                 summary_move_row_to
4002                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4003         }
4004         END_LONG_OPERATION(summaryview);
4005
4006         summaryview->display_msg = prefs_common.always_show_msg;
4007
4008         if (prefs_common.immediate_exec) {
4009                 summary_execute(summaryview);
4010         } else {
4011                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
4012                 if (!node)
4013                         node = summary_find_prev_msg(summaryview, sel_last);
4014                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4015                 summary_status_show(summaryview);
4016         }
4017
4018         if (!summaryview->selected) { /* this was the last message */
4019                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
4020                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
4021                 if (node)
4022                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
4023         }
4024
4025 }
4026
4027 void summary_move_to(SummaryView *summaryview)
4028 {
4029         FolderItem *to_folder;
4030
4031         if (!summaryview->folder_item ||
4032             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
4033
4034         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4035                                          FOLDER_SEL_MOVE, NULL);
4036         summary_move_selected_to(summaryview, to_folder);
4037 }
4038
4039 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
4040                                 FolderItem *to_folder)
4041 {
4042         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4043         MsgInfo *msginfo;
4044
4045         g_return_if_fail(to_folder != NULL);
4046
4047         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4048         g_return_if_fail(msginfo);
4049         procmsg_msginfo_set_to_folder(msginfo, to_folder);
4050         if (MSG_IS_DELETED(msginfo->flags))
4051                 summaryview->deleted--;
4052         if (MSG_IS_MOVE(msginfo->flags)) {
4053                 summaryview->moved--;
4054         }
4055
4056         if (!MSG_IS_COPY(msginfo->flags)) {
4057                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED,
4058                         MSG_MOVE | MSG_MOVE_DONE);
4059                 summaryview->copied++;
4060         } else {
4061                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
4062         }
4063         if (!prefs_common.immediate_exec) {
4064                 summary_set_row_marks(summaryview, row);
4065         }
4066
4067         debug_print("Message %d is set to copy to %s\n",
4068                     msginfo->msgnum, to_folder->path);
4069 }
4070
4071 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
4072 {
4073         GList *cur;
4074         gboolean froze = FALSE;
4075
4076         if (!to_folder) return;
4077         if (!summaryview->folder_item) return;
4078
4079         if (summary_is_locked(summaryview)) return;
4080
4081         if (summaryview->folder_item == to_folder) {
4082                 alertpanel_error
4083                         (_("Destination to copy is same as current folder."));
4084                 return;
4085         }
4086
4087         START_LONG_OPERATION(summaryview, FALSE);
4088
4089         for (cur = GTK_CLIST(summaryview->ctree)->selection;
4090              cur != NULL && cur->data != NULL; cur = cur->next)
4091                 summary_copy_row_to
4092                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
4093
4094         END_LONG_OPERATION(summaryview);
4095
4096         if (prefs_common.immediate_exec)
4097                 summary_execute(summaryview);
4098         else {
4099                 summary_status_show(summaryview);
4100         }
4101 }
4102
4103 void summary_copy_to(SummaryView *summaryview)
4104 {
4105         FolderItem *to_folder;
4106
4107         if (!summaryview->folder_item) return;
4108
4109         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
4110                                          FOLDER_SEL_COPY, NULL);
4111         summary_copy_selected_to(summaryview, to_folder);
4112 }
4113
4114 void summary_add_address(SummaryView *summaryview)
4115 {
4116         MsgInfo *msginfo;
4117         gchar *from;
4118
4119         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4120                                               summaryview->selected);
4121         if (!msginfo) return;
4122
4123         Xstrdup_a(from, msginfo->from, return);
4124         eliminate_address_comment(from);
4125         extract_address(from);
4126         addressbook_add_contact(msginfo->fromname, from, NULL);
4127 }
4128
4129 void summary_select_all(SummaryView *summaryview)
4130 {
4131         if (!summaryview->folder_item) return;
4132
4133         summary_lock(summaryview);
4134         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
4135         summary_unlock(summaryview);
4136         summary_status_show(summaryview);
4137 }
4138
4139 void summary_unselect_all(SummaryView *summaryview)
4140 {
4141         summary_lock(summaryview);
4142         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
4143         summary_unlock(summaryview);
4144         summary_status_show(summaryview);
4145 }
4146
4147 void summary_select_thread(SummaryView *summaryview, gboolean delete_thread)
4148 {
4149         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4150         GtkCTreeNode *node = NULL;
4151         gboolean froze = FALSE;
4152         GList *cur = NULL;
4153         GList *copy = NULL;
4154         if (!GTK_CLIST(summaryview->ctree)->selection)
4155                 return;
4156
4157
4158         START_LONG_OPERATION(summaryview, FALSE);
4159         copy = g_list_copy(GTK_CLIST(summaryview->ctree)->selection);
4160         for (cur = copy; cur != NULL && cur->data != NULL;
4161              cur = cur->next) {
4162                 node = GTK_CTREE_NODE(cur->data);
4163                 if (!node)
4164                         continue;
4165                 while (GTK_CTREE_ROW(node)->parent != NULL)
4166                         node = GTK_CTREE_ROW(node)->parent;
4167
4168                 gtk_ctree_select_recursive(ctree, node);
4169         }
4170         g_list_free(copy);
4171         END_LONG_OPERATION(summaryview);
4172
4173         if (delete_thread) {
4174                 if (FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS)
4175                         summary_delete(summaryview);
4176                 else
4177                         summary_delete_trash(summaryview);
4178         }
4179         summary_status_show(summaryview);
4180 }
4181
4182 void summary_save_as(SummaryView *summaryview)
4183 {
4184         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4185         MsgInfo *msginfo;
4186         gchar *filename = NULL;
4187         gchar *src, *dest;
4188         gchar *tmp;
4189
4190         AlertValue aval = 0;
4191
4192         if (!summaryview->selected) return;
4193         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
4194         if (!msginfo) return;
4195
4196         if (msginfo->subject) {
4197                 Xstrdup_a(filename, msginfo->subject, return);
4198                 subst_for_filename(filename);
4199         }
4200         if (filename && !g_utf8_validate(filename, -1, NULL)) {
4201                 gchar *oldstr = filename;
4202                 filename = conv_codeset_strdup(filename,
4203                                                conv_get_locale_charset_str(),
4204                                                CS_UTF_8);
4205                 if (!filename) {
4206                         g_warning("summary_save_as(): failed to convert character set.");
4207                         filename = g_strdup(oldstr);
4208                 }
4209                 dest = filesel_select_file_save(_("Save as"), filename);
4210                 g_free(filename);
4211         } else
4212                 dest = filesel_select_file_save(_("Save as"), filename);
4213         filename = NULL;
4214         if (!dest) return;
4215         if (is_file_exist(dest)) {
4216                 aval = alertpanel(_("Append or Overwrite"),
4217                                   _("Append or overwrite existing file?"),
4218                                   _("_Append"), _("_Overwrite"),
4219                                   GTK_STOCK_CANCEL);
4220                 if (aval != 0 && aval != 1)
4221                         return;
4222         }
4223
4224         src = procmsg_get_message_file(msginfo);
4225         tmp = g_path_get_basename(dest);
4226
4227         if ( aval==0 ) { /* append */
4228                 if (append_file(src, dest, TRUE) < 0)
4229                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4230         } else { /* overwrite */
4231                 if (copy_file(src, dest, TRUE) < 0)
4232                         alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4233         }
4234         g_free(src);
4235
4236         /*
4237          * If two or more msgs are selected,
4238          * append them to the output file.
4239          */
4240         if (GTK_CLIST(ctree)->selection->next) {
4241                 GList *item;
4242                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
4243                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
4244                         if (!msginfo) break;
4245                         src = procmsg_get_message_file(msginfo);
4246                         if (append_file(src, dest, TRUE) < 0)
4247                                 alertpanel_error(_("Couldn't save the file '%s'."), tmp);
4248                 }
4249                 g_free(src);
4250         }
4251         g_free(dest);
4252         g_free(tmp);
4253 }
4254
4255 void summary_print(SummaryView *summaryview)
4256 {
4257         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4258 #ifndef USE_GNOMEPRINT
4259         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4260         MsgInfo *msginfo;
4261         gchar *cmdline = NULL;
4262         gchar *p;
4263 #endif
4264         GList *cur;
4265
4266         if (clist->selection == NULL) return;
4267 #ifndef USE_GNOMEPRINT
4268         cmdline = input_dialog(_("Print"),
4269                                _("Enter the print command line:\n"
4270                                  "('%s' will be replaced with file name)"),
4271                                prefs_common.print_cmd);
4272         if (!cmdline) return;
4273         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
4274             strchr(p + 2, '%')) {
4275                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
4276                                  cmdline);
4277                 g_free(cmdline);
4278                 return;
4279         }
4280         for (cur = clist->selection;
4281              cur != NULL && cur->data != NULL;
4282              cur = cur->next) {
4283                 msginfo = gtk_ctree_node_get_row_data
4284                         (ctree, GTK_CTREE_NODE(cur->data));
4285                 if (msginfo)
4286                         procmsg_print_message(msginfo, cmdline);
4287         }
4288
4289         g_free(cmdline);
4290 #else
4291         for (cur = clist->selection;
4292              cur != NULL && cur->data != NULL;
4293              cur = cur->next) {
4294                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
4295                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(
4296                                         GTK_CTREE(summaryview->ctree),
4297                                         node);
4298                 gint sel_start = -1, sel_end = -1, partnum = 0;
4299
4300                 if (node == summaryview->displayed) {
4301                         partnum = mimeview_get_selected_part_num(summaryview->messageview->mimeview);
4302                         textview_get_selection_offsets(summaryview->messageview->mimeview->textview,
4303                                 &sel_start, &sel_end);
4304                 }
4305                 messageview_print(msginfo, summaryview->messageview->all_headers,
4306                         sel_start, sel_end, partnum);
4307         }
4308 #endif
4309 }
4310
4311 gboolean summary_execute(SummaryView *summaryview)
4312 {
4313         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4314         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4315         GtkCTreeNode *node, *next;
4316         GtkCTreeNode *new_selected = NULL;
4317         gint move_val = -1;
4318
4319         if (!summaryview->folder_item) return FALSE;
4320
4321         if (summary_is_locked(summaryview)) return FALSE;
4322         summary_lock(summaryview);
4323
4324         summary_freeze(summaryview);
4325
4326         main_window_cursor_wait(summaryview->mainwin);
4327
4328         if (summaryview->threaded)
4329                 summary_unthread_for_exec(summaryview);
4330
4331         folder_item_update_freeze();
4332         move_val = summary_execute_move(summaryview);
4333         summary_execute_copy(summaryview);
4334         summary_execute_delete(summaryview);
4335
4336         node = GTK_CTREE_NODE(clist->row_list);
4337         for (; node != NULL; node = next) {
4338                 next = gtkut_ctree_node_next(ctree, node);
4339                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
4340
4341                 if (node == summaryview->displayed) {
4342                         messageview_clear(summaryview->messageview);
4343                         summaryview->displayed = NULL;
4344                 }
4345                 if (GTK_CTREE_ROW(node)->children != NULL) {
4346                         next = NULL;
4347                         if (GTK_CTREE_ROW(node)->sibling) {
4348                                 next = GTK_CTREE_ROW(node)->sibling;
4349                         } else {
4350                                 GtkCTreeNode *parent = NULL;
4351                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4352                                      parent = GTK_CTREE_ROW(parent)->parent) {
4353                                         if (GTK_CTREE_ROW(parent)->sibling) {
4354                                                 next = GTK_CTREE_ROW(parent)->sibling;
4355                                         }
4356                                 }
4357                         }
4358                 }
4359
4360                 if (!new_selected &&
4361                     gtkut_ctree_node_is_selected(ctree, node)) {
4362                         summary_unselect_all(summaryview);
4363                         new_selected = summary_find_next_msg(summaryview, node);
4364                         if (!new_selected)
4365                                 new_selected = summary_find_prev_msg
4366                                         (summaryview, node);
4367                 }
4368
4369                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4370         }
4371
4372         folder_item_update_thaw();
4373
4374         if (new_selected) {
4375                 summary_unlock(summaryview);
4376                 gtk_sctree_select
4377                         (GTK_SCTREE(ctree), new_selected);
4378                 summary_lock(summaryview);
4379         }
4380
4381         if (summaryview->threaded) {
4382                 summary_thread_build(summaryview);
4383                 summary_thread_init(summaryview);
4384         }
4385
4386         summary_thaw(summaryview);
4387
4388         summaryview->selected = clist->selection ?
4389                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4390
4391         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4392                 menu_set_insensitive_all
4393                         (GTK_MENU_SHELL(summaryview->popupmenu));
4394                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4395         } else
4396                 gtk_widget_grab_focus(summaryview->ctree);
4397
4398         summary_update_status(summaryview);
4399         summary_status_show(summaryview);
4400
4401         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4402
4403         summary_unlock(summaryview);
4404
4405         main_window_cursor_normal(summaryview->mainwin);
4406
4407         if (move_val < 0)
4408                 summary_show(summaryview, summaryview->folder_item);
4409         return TRUE;
4410 }
4411
4412 static gint summary_execute_move(SummaryView *summaryview)
4413 {
4414         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4415         GSList *cur;
4416         gint val = -1;
4417         /* search moving messages and execute */
4418         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4419                                 summaryview);
4420
4421         if (summaryview->mlist) {
4422                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4423                         summaryview->msginfo_update_callback_id);
4424                 val = procmsg_move_messages(summaryview->mlist);
4425                 summaryview->msginfo_update_callback_id =
4426                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4427                         summary_update_msg, (gpointer) summaryview);
4428
4429                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4430                         procmsg_msginfo_free((MsgInfo *)cur->data);
4431                 g_slist_free(summaryview->mlist);
4432                 summaryview->mlist = NULL;
4433                 return val;
4434         }
4435         return 0;
4436 }
4437
4438 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4439                                       gpointer data)
4440 {
4441         SummaryView *summaryview = data;
4442         MsgInfo *msginfo;
4443
4444         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4445
4446         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4447                 summaryview->mlist =
4448                         g_slist_prepend(summaryview->mlist, msginfo);
4449                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4450
4451                 if (msginfo->msgid && *msginfo->msgid &&
4452                     node == g_hash_table_lookup(summaryview->msgid_table,
4453                                                 msginfo->msgid))
4454                         g_hash_table_remove(summaryview->msgid_table,
4455                                             msginfo->msgid);
4456                 if (prefs_common.thread_by_subject &&
4457                     msginfo->subject && *msginfo->subject &&
4458                     node == subject_table_lookup(summaryview->subject_table,
4459                                                  msginfo->subject)) {
4460                         subject_table_remove(summaryview->subject_table,
4461                                              msginfo->subject);
4462                 }
4463         }
4464 }
4465
4466 static void summary_execute_copy(SummaryView *summaryview)
4467 {
4468         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4469
4470         /* search copying messages and execute */
4471         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4472                 summaryview->msginfo_update_callback_id);
4473         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4474                                 summaryview);
4475
4476         if (summaryview->mlist) {
4477                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4478                 procmsg_copy_messages(summaryview->mlist);
4479
4480                 g_slist_free(summaryview->mlist);
4481                 summaryview->mlist = NULL;
4482         }
4483         summaryview->msginfo_update_callback_id =
4484                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4485                         summary_update_msg, (gpointer) summaryview);
4486 }
4487
4488 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4489                                       gpointer data)
4490 {
4491         SummaryView *summaryview = data;
4492         MsgInfo *msginfo;
4493
4494         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4495
4496         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4497                 summaryview->mlist =
4498                         g_slist_prepend(summaryview->mlist, msginfo);
4499
4500                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4501                 summary_set_row_marks(summaryview, node);
4502         }
4503 }
4504
4505 static void summary_execute_delete(SummaryView *summaryview)
4506 {
4507         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4508         GSList *cur;
4509
4510         /* search deleting messages and execute */
4511         gtk_ctree_pre_recursive
4512                 (ctree, NULL, summary_execute_delete_func, summaryview);
4513
4514         if (!summaryview->mlist) return;
4515
4516         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4517                 summaryview->msginfo_update_callback_id);
4518
4519         folder_item_remove_msgs(summaryview->folder_item,
4520                                 summaryview->mlist);
4521
4522         summaryview->msginfo_update_callback_id =
4523                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4524                         summary_update_msg, (gpointer) summaryview);
4525         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4526                 procmsg_msginfo_free((MsgInfo *)cur->data);
4527
4528         g_slist_free(summaryview->mlist);
4529         summaryview->mlist = NULL;
4530 }
4531
4532 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4533                                         gpointer data)
4534 {
4535         SummaryView *summaryview = data;
4536         MsgInfo *msginfo;
4537
4538         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4539
4540         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4541                 summaryview->mlist =
4542                         g_slist_prepend(summaryview->mlist, msginfo);
4543                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4544
4545                 if (msginfo->msgid && *msginfo->msgid &&
4546                     node == g_hash_table_lookup(summaryview->msgid_table,
4547                                                 msginfo->msgid)) {
4548                         g_hash_table_remove(summaryview->msgid_table,
4549                                             msginfo->msgid);
4550                 }
4551                 if (prefs_common.thread_by_subject &&
4552                     msginfo->subject && *msginfo->subject &&
4553                     node == subject_table_lookup(summaryview->subject_table,
4554                                                  msginfo->subject)) {
4555                         subject_table_remove(summaryview->subject_table,
4556                                              msginfo->subject);
4557                 }
4558         }
4559 }
4560
4561 /* thread functions */
4562
4563 void summary_thread_build(SummaryView *summaryview)
4564 {
4565         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4566         GtkCTreeNode *node;
4567         GtkCTreeNode *next;
4568         GtkCTreeNode *parent;
4569         MsgInfo *msginfo;
4570         GSList *reflist;
4571
4572         summary_lock(summaryview);
4573
4574         debug_print("Building threads...");
4575         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4576         main_window_cursor_wait(summaryview->mainwin);
4577
4578         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4579                                        G_CALLBACK(summary_tree_expanded), summaryview);
4580         summary_freeze(summaryview);
4581
4582         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4583         while (node) {
4584                 next = GTK_CTREE_ROW(node)->sibling;
4585
4586                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4587
4588                 parent = NULL;
4589
4590                 if (msginfo && msginfo->inreplyto) {
4591                         parent = g_hash_table_lookup(summaryview->msgid_table,
4592                                                      msginfo->inreplyto);
4593
4594                         if (!parent && msginfo->references) {
4595                                 for (reflist = msginfo->references;
4596                                      reflist != NULL; reflist = reflist->next)
4597                                         if ((parent = g_hash_table_lookup
4598                                                 (summaryview->msgid_table,
4599                                                  reflist->data)))
4600                                                 break;
4601                         }
4602                 }
4603
4604                 if (prefs_common.thread_by_subject && parent == NULL) {
4605                         parent = subject_table_lookup
4606                                 (summaryview->subject_table,
4607                                  msginfo->subject);
4608                 }
4609
4610                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4611                         gtk_ctree_move(ctree, node, parent, NULL);
4612                 }
4613
4614                 node = next;
4615         }
4616
4617         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4618
4619         summary_thaw(summaryview);
4620         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4621                                          G_CALLBACK(summary_tree_expanded), summaryview);
4622
4623         debug_print("done.\n");
4624         STATUSBAR_POP(summaryview->mainwin);
4625         main_window_cursor_normal(summaryview->mainwin);
4626
4627         summaryview->threaded = TRUE;
4628
4629         summary_unlock(summaryview);
4630 }
4631
4632 static void summary_thread_init(SummaryView *summaryview)
4633 {
4634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4635         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4636         GtkCTreeNode *next;
4637         START_TIMING("");
4638         if (!summaryview->thread_collapsed) {
4639                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4640                                        G_CALLBACK(summary_tree_expanded), summaryview);
4641                 while (node) {
4642                         next = GTK_CTREE_ROW(node)->sibling;
4643                         if (GTK_CTREE_ROW(node)->children)
4644                                 gtk_ctree_expand_recursive(ctree, node);
4645                         node = next;
4646                 }
4647                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4648                                        G_CALLBACK(summary_tree_expanded), summaryview);
4649         }
4650         END_TIMING();
4651 }
4652
4653 static void summary_unthread_for_exec(SummaryView *summaryview)
4654 {
4655         GtkCTreeNode *node;
4656         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4657         gboolean froze = FALSE;
4658
4659         debug_print("Unthreading for execution...");
4660
4661         START_LONG_OPERATION(summaryview, TRUE);
4662         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4663              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4664                 summary_unthread_for_exec_func(ctree, node, summaryview);
4665         }
4666
4667         END_LONG_OPERATION(summaryview);
4668
4669         debug_print("done.\n");
4670 }
4671
4672 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4673                                            gpointer data)
4674 {
4675         MsgInfo *msginfo;
4676         GtkCTreeNode *top_parent;
4677         GtkCTreeNode *child;
4678         GtkCTreeNode *sibling;
4679         SummaryView * summaryview = (SummaryView *)data;
4680         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4681
4682         if (!msginfo ||
4683             (!MSG_IS_MOVE(msginfo->flags) &&
4684              !MSG_IS_DELETED(msginfo->flags)))
4685                 return;
4686         child = GTK_CTREE_ROW(node)->children;
4687         if (!child) return;
4688
4689         if (node == summaryview->selected)
4690                 summaryview->selected = NULL;
4691         if (node == summaryview->displayed)
4692                 summaryview->displayed = NULL;
4693
4694         for (top_parent = node;
4695              GTK_CTREE_ROW(top_parent)->parent != NULL;
4696              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4697                 ;
4698         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4699
4700         GTK_SCTREE(ctree)->sorting = TRUE;
4701         while (child != NULL) {
4702                 GtkCTreeNode *next_child;
4703                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4704
4705                 next_child = GTK_CTREE_ROW(child)->sibling;
4706
4707                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4708                         gtk_ctree_move(ctree, child,
4709                                 NULL,
4710                                 sibling);
4711                 } else {
4712                         if (child == summaryview->displayed) {
4713                                 messageview_clear(summaryview->messageview);
4714                                 summaryview->displayed = NULL;
4715                         }
4716                         if (child == summaryview->selected) {
4717                                 messageview_clear(summaryview->messageview);
4718                                 summaryview->selected = NULL;
4719                         }
4720                 }
4721                 child = next_child;
4722         }
4723         GTK_SCTREE(ctree)->sorting = FALSE;
4724 }
4725
4726 void summary_expand_threads(SummaryView *summaryview)
4727 {
4728         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4729         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4730
4731         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4732                                        G_CALLBACK(summary_tree_expanded), summaryview);
4733         summary_freeze(summaryview);
4734
4735         while (node) {
4736                 if (GTK_CTREE_ROW(node)->children) {
4737                         gtk_ctree_expand(ctree, node);
4738                         summary_set_row_marks(summaryview, node);
4739                 }
4740                 node = GTK_CTREE_NODE_NEXT(node);
4741         }
4742
4743         summary_thaw(summaryview);
4744         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4745                                          G_CALLBACK(summary_tree_expanded), summaryview);
4746
4747         summaryview->thread_collapsed = FALSE;
4748
4749         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4750 }
4751
4752 void summary_collapse_threads(SummaryView *summaryview)
4753 {
4754         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4755         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4756
4757         summary_freeze(summaryview);
4758
4759         while (node) {
4760                 if (GTK_CTREE_ROW(node)->children)
4761                         gtk_ctree_collapse(ctree, node);
4762                 node = GTK_CTREE_ROW(node)->sibling;
4763         }
4764
4765         summary_thaw(summaryview);
4766
4767         summaryview->thread_collapsed = TRUE;
4768
4769         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4770 }
4771
4772 static void account_rules_radio_button_toggled_cb(GtkToggleButton *btn, gpointer data)
4773 {
4774         prefs_common.apply_per_account_filtering_rules = GPOINTER_TO_INT(data);
4775 }
4776
4777 static gboolean summary_filter_get_mode(void)
4778 /* ask what to do w/ them: skip them, apply them regardless to the account,
4779    use the current account */
4780 {
4781         /* TODO: eventually also propose to use the current folder's default account,
4782            if it is set */
4783         /* TODO: eventually allow to select the account to use from a optmenu */
4784
4785         GtkWidget *vbox;
4786         GtkWidget *account_rules_skip;
4787         GtkWidget *account_rules_force;
4788         GtkWidget *account_rules_user_current;
4789         AlertValue val;
4790
4791         vbox = gtk_vbox_new (FALSE, 0);
4792
4793         account_rules_skip = gtk_radio_button_new_with_label
4794                                                         (NULL, _("Skip these rules"));
4795         account_rules_force = gtk_radio_button_new_with_label_from_widget
4796                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4797                                                         _("Apply these rules regardless of the account they belong to"));
4798         account_rules_user_current = gtk_radio_button_new_with_label_from_widget
4799                                                         (GTK_RADIO_BUTTON(account_rules_skip),
4800                                                         _("Apply these rules if they apply to the current account"));
4801         gtk_box_pack_start (GTK_BOX (vbox), account_rules_skip, FALSE, FALSE, 0);
4802         gtk_box_pack_start (GTK_BOX (vbox), account_rules_force, FALSE, FALSE, 0);
4803         gtk_box_pack_start (GTK_BOX (vbox), account_rules_user_current, FALSE, FALSE, 0);
4804         g_signal_connect(G_OBJECT(account_rules_skip), "toggled",
4805                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4806                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_SKIP));
4807         g_signal_connect(G_OBJECT(account_rules_force), "toggled",
4808                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4809                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_FORCE));
4810         g_signal_connect(G_OBJECT(account_rules_user_current), "toggled",
4811                         G_CALLBACK(account_rules_radio_button_toggled_cb),
4812                         GINT_TO_POINTER(FILTERING_ACCOUNT_RULES_USE_CURRENT));
4813         switch (prefs_common.apply_per_account_filtering_rules) {
4814         case FILTERING_ACCOUNT_RULES_SKIP:
4815                 gtk_toggle_button_set_active(
4816                                 GTK_TOGGLE_BUTTON(account_rules_skip), TRUE);
4817                 break;
4818         case FILTERING_ACCOUNT_RULES_FORCE:
4819                 gtk_toggle_button_set_active(
4820                                 GTK_TOGGLE_BUTTON(account_rules_force), TRUE);
4821                 break;
4822         case FILTERING_ACCOUNT_RULES_USE_CURRENT:
4823                 gtk_toggle_button_set_active(
4824                                 GTK_TOGGLE_BUTTON(account_rules_user_current), TRUE);
4825                 break;
4826         }
4827
4828         val = alertpanel_with_widget(
4829                         _("Filtering"),
4830                         _("There are some filtering rules that belong to an account.\n"
4831                           "Please choose what to do with these rules:"),
4832                         GTK_STOCK_CANCEL, _("_Filter"), NULL, TRUE, G_ALERTALTERNATE, vbox);
4833
4834         if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE) {
4835                 return FALSE;
4836         } else if (val & G_ALERTDISABLE)
4837                 prefs_common.ask_apply_per_account_filtering_rules = FALSE;
4838
4839         return TRUE;
4840 }
4841
4842 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4843 {
4844         GSList *mlist = NULL, *cur_list;
4845         summary_lock(summaryview);
4846
4847         /* are there any per-account filtering rules? */
4848         if (prefs_common.ask_apply_per_account_filtering_rules == TRUE &&
4849                 filtering_peek_per_account_rules(filtering_rules)) {
4850
4851                 if (summary_filter_get_mode() == FALSE) {
4852                         summary_unlock(summaryview);
4853                         return;
4854                 }
4855         }
4856
4857         folder_item_update_freeze();
4858
4859         debug_print("filtering...");
4860         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4861         main_window_cursor_wait(summaryview->mainwin);
4862
4863         summary_freeze(summaryview);
4864
4865         if (selected_only) {
4866                 GList *cur;
4867
4868                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4869                      cur != NULL && cur->data != NULL; cur = cur->next) {
4870                         mlist = g_slist_prepend(mlist,
4871                                  procmsg_msginfo_new_ref(
4872                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4873                 }
4874                 mlist = g_slist_reverse(mlist);
4875         } else {
4876                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4877         }
4878         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4879                 summary_filter_func((MsgInfo *)cur_list->data);
4880         }
4881         filtering_move_and_copy_msgs(mlist);
4882         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4883                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4884         }
4885         g_slist_free(mlist);
4886
4887         summary_thaw(summaryview);
4888
4889         folder_item_update_thaw();
4890         debug_print("done.\n");
4891         STATUSBAR_POP(summaryview->mainwin);
4892         main_window_cursor_normal(summaryview->mainwin);
4893
4894         summary_unlock(summaryview);
4895
4896         /*
4897          * CLAWS: summary_show() only valid after having a lock. ideally
4898          * we want the lock to be context aware...
4899          */
4900         summary_show(summaryview, summaryview->folder_item);
4901 }
4902
4903 static void summary_filter_func(MsgInfo *msginfo)
4904 {
4905         MailFilteringData mail_filtering_data;
4906
4907         mail_filtering_data.msginfo = msginfo;
4908         mail_filtering_data.msglist = NULL;
4909         mail_filtering_data.filtered = NULL;
4910         mail_filtering_data.unfiltered = NULL;
4911         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4912                 return;
4913
4914         filter_message_by_msginfo(filtering_rules, msginfo, NULL,
4915                         FILTERING_MANUALLY, NULL);
4916 }
4917
4918 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4919                                  PrefsFilterType type, gint processing_rule)
4920 {
4921         gchar *header = NULL;
4922         gchar *key = NULL;
4923
4924         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4925
4926         if (processing_rule) {
4927                 if (item == NULL)
4928                         prefs_filtering_open(&pre_global_processing,
4929                                              _("Processing rules to apply before folder rules"),
4930                                              MANUAL_ANCHOR_PROCESSING,
4931                                              header, key, FALSE);
4932                 else
4933                         prefs_filtering_open(&item->prefs->processing,
4934                                              _("Processing configuration"),
4935                                              MANUAL_ANCHOR_PROCESSING,
4936                                              header, key, FALSE);
4937         }
4938         else {
4939                 prefs_filtering_open(&filtering_rules,
4940                                 _("Filtering configuration"),
4941                                 MANUAL_ANCHOR_FILTERING,
4942                                 header, key, TRUE);
4943         }
4944
4945         g_free(header);
4946         g_free(key);
4947 }
4948
4949 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4950                          gint processing_rule)
4951 {
4952         MsgInfo *msginfo;
4953         FolderItem * item;
4954
4955         if (!summaryview->selected) return;
4956
4957         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4958                                               summaryview->selected);
4959         if (!msginfo) return;
4960
4961         item = summaryview->folder_item;
4962         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4963 }
4964
4965 /* color label */
4966
4967 #define N_COLOR_LABELS colorlabel_get_color_count()
4968
4969 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4970                                                      gpointer data)
4971 {
4972         guint color = GPOINTER_TO_UINT(data);
4973         SummaryView *summaryview;
4974
4975         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4976         g_return_if_fail(summaryview != NULL);
4977
4978         /* "dont_toggle" state set? */
4979         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4980                                 "dont_toggle"))
4981                 return;
4982
4983         summary_set_colorlabel(summaryview, color, NULL);
4984 }
4985
4986 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4987  * for the messsage; not the color index */
4988 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4989                                   guint labelcolor)
4990 {
4991         GdkColor color;
4992         GtkStyle *style, *prev_style, *ctree_style;
4993         MsgInfo *msginfo;
4994         gint color_index;
4995
4996         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4997         g_return_if_fail(msginfo);
4998
4999         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
5000         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
5001         prev_style = gtk_ctree_node_get_row_style(ctree, node);
5002
5003         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
5004                 if (!prev_style) return;
5005                 style = gtk_style_copy(prev_style);
5006                 color = ctree_style->fg[GTK_STATE_NORMAL];
5007                 style->fg[GTK_STATE_NORMAL] = color;
5008                 color = ctree_style->fg[GTK_STATE_SELECTED];
5009                 style->fg[GTK_STATE_SELECTED] = color;
5010         } else {
5011                 if (prev_style)
5012                         style = gtk_style_copy(prev_style);
5013                 else
5014                         style = gtk_style_copy(ctree_style);
5015                 color = colorlabel_get_color(color_index);
5016                 style->fg[GTK_STATE_NORMAL] = color;
5017                 /* get the average of label color and selected fg color
5018                    for visibility */
5019                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + 3*ctree_style->fg[GTK_STATE_SELECTED].red  ) / 4;
5020                 style->fg[GTK_STATE_SELECTED].green = (color.green + 3*ctree_style->fg[GTK_STATE_SELECTED].green) / 4;
5021                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + 3*ctree_style->fg[GTK_STATE_SELECTED].blue ) / 4;
5022         }
5023
5024         gtk_ctree_node_set_row_style(ctree, node, style);
5025         gtk_style_unref(style);
5026 }
5027
5028 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
5029 {
5030         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5031         MsgInfo *msginfo;
5032
5033         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5034         g_return_if_fail(msginfo);
5035
5036         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
5037                                         MSG_CLABEL_FLAG_MASK, 0);
5038         summary_set_row_marks(summaryview, row);
5039 }
5040
5041 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
5042                             GtkWidget *widget)
5043 {
5044         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5045         GList *cur;
5046         gboolean froze = FALSE;
5047
5048         START_LONG_OPERATION(summaryview, FALSE);
5049         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5050                 summary_set_row_colorlabel(summaryview,
5051                                            GTK_CTREE_NODE(cur->data), labelcolor);
5052         END_LONG_OPERATION(summaryview);
5053 }
5054
5055 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
5056                                                           gpointer data)
5057 {
5058         SummaryView *summaryview;
5059         GtkMenuShell *menu;
5060         GtkCheckMenuItem **items;
5061         gint n;
5062         GList *cur, *sel;
5063
5064         summaryview = (SummaryView *)data;
5065         g_return_if_fail(summaryview != NULL);
5066
5067         sel = GTK_CLIST(summaryview->ctree)->selection;
5068         if (!sel) return;
5069
5070         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5071
5072         g_return_if_fail(menu != NULL);
5073
5074         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
5075
5076         /* NOTE: don't return prematurely because we set the "dont_toggle"
5077          * state for check menu items */
5078         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5079                           GINT_TO_POINTER(1));
5080
5081         /* clear items. get item pointers. */
5082         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5083                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
5084                         gtk_check_menu_item_set_active
5085                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
5086                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
5087                         n++;
5088                 }
5089         }
5090
5091         if (n == (N_COLOR_LABELS + 1)) {
5092                 /* iterate all messages and set the state of the appropriate
5093                  * items */
5094                 for (; sel != NULL; sel = sel->next) {
5095                         MsgInfo *msginfo;
5096                         gint clabel;
5097
5098                         msginfo = gtk_ctree_node_get_row_data
5099                                 (GTK_CTREE(summaryview->ctree),
5100                                  GTK_CTREE_NODE(sel->data));
5101                         if (msginfo) {
5102                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
5103                                 if (!items[clabel]->active)
5104                                         gtk_check_menu_item_set_active
5105                                                 (items[clabel], TRUE);
5106                         }
5107                 }
5108         } else
5109                 g_warning("invalid number of color elements (%d)\n", n);
5110
5111         /* reset "dont_toggle" state */
5112         g_object_set_data(G_OBJECT(menu), "dont_toggle",
5113                           GINT_TO_POINTER(0));
5114 }
5115
5116 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
5117 {
5118         GtkWidget *label_menuitem;
5119         GtkWidget *menu;
5120         GtkWidget *item;
5121         gint i;
5122
5123         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
5124                                                    "/Color label");
5125         g_signal_connect(G_OBJECT(label_menuitem), "activate",
5126                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
5127                            summaryview);
5128         gtk_widget_show(label_menuitem);
5129
5130         menu = gtk_menu_new();
5131
5132         /* create sub items. for the menu item activation callback we pass the
5133          * index of label_colors[] as data parameter. for the None color we
5134          * pass an invalid (high) value. also we attach a data pointer so we
5135          * can always get back the SummaryView pointer. */
5136
5137         item = gtk_check_menu_item_new_with_label(_("None"));
5138         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5139         g_signal_connect(G_OBJECT(item), "activate",
5140                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5141                            GUINT_TO_POINTER(0));
5142         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
5143         gtk_widget_show(item);
5144
5145         gtk_widget_add_accelerator(item, "activate",
5146                                    summaryview->popupfactory->accel_group,
5147                                    GDK_0, GDK_CONTROL_MASK,
5148                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
5149
5150         item = gtk_menu_item_new();
5151         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5152         gtk_widget_show(item);
5153
5154         /* create pixmap/label menu items */
5155         for (i = 0; i < N_COLOR_LABELS; i++) {
5156                 item = colorlabel_create_check_color_menu_item(
5157                         i, refresh, SUMMARY_COLORMENU);
5158                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
5159                 g_signal_connect(G_OBJECT(item), "activate",
5160                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
5161                                  GUINT_TO_POINTER(i + 1));
5162                 g_object_set_data(G_OBJECT(item), "summaryview",
5163                                   summaryview);
5164                 gtk_widget_show(item);
5165         }
5166
5167         gtk_widget_show(menu);
5168         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
5169         summaryview->colorlabel_menu = menu;
5170 }
5171
5172 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
5173 {
5174         SummaryView *summaryview = (SummaryView *)data;
5175         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5176
5177         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5178                        NULL, NULL, 0, gtk_get_current_event_time());
5179         return TRUE;
5180 }
5181
5182 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
5183 {
5184         GtkWidget *ctree;
5185         gint *col_pos = summaryview->col_pos;
5186         SummaryColumnState *col_state;
5187         gchar *titles[N_SUMMARY_COLS];
5188         SummaryColumnType type;
5189         gint pos;
5190
5191         memset(titles, 0, sizeof(titles));
5192
5193         col_state = prefs_summary_column_get_config();
5194         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5195                 summaryview->col_state[pos] = col_state[pos];
5196                 type = col_state[pos].type;
5197                 col_pos[type] = pos;
5198                 titles[pos] = "dummy";
5199         }
5200         col_state = summaryview->col_state;
5201
5202         ctree = gtk_sctree_new_with_titles
5203                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
5204
5205         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
5206         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5207                                            GTK_JUSTIFY_CENTER);
5208         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5209                                            GTK_JUSTIFY_CENTER);
5210         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5211                                            GTK_JUSTIFY_CENTER);
5212         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5213                                            GTK_JUSTIFY_CENTER);
5214         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5215                                            GTK_JUSTIFY_RIGHT);
5216         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5217                                            GTK_JUSTIFY_RIGHT);
5218         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5219                                            GTK_JUSTIFY_RIGHT);
5220         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
5221                                    SUMMARY_COL_MARK_WIDTH);
5222         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
5223                                    SUMMARY_COL_STATUS_WIDTH);
5224         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
5225                                    SUMMARY_COL_LOCKED_WIDTH);
5226         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
5227                                    SUMMARY_COL_MIME_WIDTH);
5228         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
5229                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
5230         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
5231                                    prefs_common.summary_col_size[S_COL_FROM]);
5232         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
5233                                    prefs_common.summary_col_size[S_COL_TO]);
5234         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
5235                                    prefs_common.summary_col_size[S_COL_DATE]);
5236         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
5237                                    prefs_common.summary_col_size[S_COL_SIZE]);
5238         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
5239                                    prefs_common.summary_col_size[S_COL_NUMBER]);
5240         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
5241                                    prefs_common.summary_col_size[S_COL_SCORE]);
5242
5243         if (prefs_common.enable_dotted_lines) {
5244                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
5245                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5246                                      GTK_CTREE_EXPANDER_SQUARE);
5247         } else {
5248                 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
5249                 gtk_ctree_set_expander_style(GTK_CTREE(ctree),
5250                                      GTK_CTREE_EXPANDER_TRIANGLE);
5251         }
5252
5253         gtk_sctree_set_stripes(GTK_SCTREE(ctree), prefs_common.use_stripes_in_summaries);
5254
5255         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
5256         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
5257
5258         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
5259                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
5260                                        GTK_CAN_FOCUS);
5261                 gtk_clist_set_column_visibility
5262                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
5263         }
5264
5265         /* connect signal to the buttons for sorting */
5266 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
5267         g_signal_connect \
5268                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
5269                  "clicked", \
5270                  G_CALLBACK(func), \
5271                  summaryview)
5272
5273         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
5274         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
5275         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
5276         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
5277         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
5278         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
5279         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
5280         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
5281         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
5282         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
5283         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
5284
5285 #undef CLIST_BUTTON_SIGNAL_CONNECT
5286
5287         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
5288                          G_CALLBACK(summary_selected), summaryview);
5289         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
5290                          G_CALLBACK(summary_unselected), summaryview);
5291         g_signal_connect(G_OBJECT(ctree), "button_press_event",
5292                          G_CALLBACK(summary_button_pressed),
5293                          summaryview);
5294 #ifndef MAEMO
5295         g_signal_connect(G_OBJECT(ctree), "popup-menu",
5296                          G_CALLBACK(summary_popup_menu), summaryview);
5297 #else
5298         gtk_widget_tap_and_hold_setup(GTK_WIDGET(ctree), NULL, NULL,
5299                         GTK_TAP_AND_HOLD_NONE | GTK_TAP_AND_HOLD_NO_INTERNALS);
5300         g_signal_connect(G_OBJECT(ctree), "tap-and-hold",
5301                          G_CALLBACK(summary_popup_menu), summaryview);
5302 #endif
5303         g_signal_connect(G_OBJECT(ctree), "button_release_event",
5304                          G_CALLBACK(summary_button_released),
5305                          summaryview);
5306         g_signal_connect(G_OBJECT(ctree), "key_press_event",
5307                          G_CALLBACK(summary_key_pressed), summaryview);
5308         g_signal_connect(G_OBJECT(ctree), "resize_column",
5309                          G_CALLBACK(summary_col_resized), summaryview);
5310         g_signal_connect(G_OBJECT(ctree), "open_row",
5311                          G_CALLBACK(summary_open_row), summaryview);
5312
5313         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
5314                                G_CALLBACK(summary_tree_expanded),
5315                                summaryview);
5316         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
5317                                G_CALLBACK(summary_tree_collapsed),
5318                                summaryview);
5319
5320         g_signal_connect(G_OBJECT(ctree), "start_drag",
5321                          G_CALLBACK(summary_start_drag),
5322                          summaryview);
5323         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
5324                          G_CALLBACK(summary_drag_data_get),
5325                          summaryview);
5326         g_signal_connect(G_OBJECT(ctree), "drag_end",
5327                          G_CALLBACK(summary_drag_end),
5328                          summaryview);
5329
5330         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
5331                           summary_drag_types, 2,
5332                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
5333
5334         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
5335                          G_CALLBACK(summary_drag_data_received),
5336                          summaryview);
5337
5338         g_signal_connect(G_OBJECT(ctree), "drag_motion",
5339                          G_CALLBACK(summary_drag_motion_cb),
5340                          summaryview);
5341
5342         return ctree;
5343 }
5344
5345 void summary_set_column_order(SummaryView *summaryview)
5346 {
5347         GtkWidget *ctree;
5348         GtkWidget *scrolledwin = summaryview->scrolledwin;
5349         FolderItem *item;
5350         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
5351         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
5352
5353         item = summaryview->folder_item;
5354
5355         summary_clear_all(summaryview);
5356         gtk_widget_destroy(summaryview->ctree);
5357
5358         summaryview->ctree = ctree = summary_ctree_create(summaryview);
5359         summary_set_fonts(summaryview);
5360         summary_set_column_titles(summaryview);
5361         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5362                                             GTK_CLIST(ctree)->hadjustment);
5363         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
5364                                             GTK_CLIST(ctree)->vadjustment);
5365         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
5366         gtk_widget_show(ctree);
5367
5368         summary_show(summaryview, item);
5369
5370         summary_select_by_msgnum(summaryview, selected_msgnum);
5371
5372         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
5373         summaryview->last_displayed = summaryview->displayed;
5374         if (!summaryview->displayed)
5375                 messageview_clear(summaryview->messageview);
5376         else
5377                 summary_redisplay_msg(summaryview);
5378 }
5379
5380
5381 /* callback functions */
5382
5383 static gint summary_folder_eventbox_pressed(GtkWidget *eventbox, GdkEventButton *event,
5384                                             SummaryView *summaryview)
5385 {
5386         if (event) {
5387                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5388                 mainwindow_exit_folder(summaryview->mainwin);
5389         }
5390         return TRUE;
5391 }
5392
5393 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
5394                                    SummaryView *summaryview)
5395 {
5396         if (event)
5397                 summary_toggle_view(summaryview);
5398         return TRUE;
5399 }
5400 #ifdef MAEMO
5401 static void summary_toggle_multiple_pressed(GtkWidget *widget,
5402                                    SummaryView *summaryview)
5403 {
5404         GTK_SCTREE(summaryview->ctree)->force_additive_sel =
5405                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
5406 }
5407 #endif
5408 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
5409                                        SummaryView *summaryview)
5410 {
5411         if (!event) return FALSE;
5412
5413         if (event->button == 3) {
5414                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5415                 /* right clicked */
5416                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
5417                                NULL, NULL, event->button, event->time);
5418         } else if (event->button == 2) {
5419                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
5420         } else if (event->button == 1) {
5421                 if (!prefs_common.emulate_emacs &&
5422                     messageview_is_visible(summaryview->messageview))
5423                         summaryview->display_msg = TRUE;
5424         }
5425
5426         return FALSE;
5427 }
5428
5429 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
5430                                         SummaryView *summaryview)
5431 {
5432         return FALSE;
5433 }
5434
5435 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
5436 {
5437         return summary_key_pressed(summaryview->ctree, event, summaryview);
5438 }
5439
5440 #define BREAK_ON_MODIFIER_KEY() \
5441         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
5442
5443 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
5444                                     SummaryView *summaryview)
5445 {
5446         GtkCTree *ctree = GTK_CTREE(widget);
5447         GtkCTreeNode *node;
5448         MessageView *messageview;
5449         TextView *textview;
5450         GtkAdjustment *adj;
5451         gboolean mod_pressed;
5452
5453         if (!event)
5454                 return TRUE;
5455
5456         if (quicksearch_has_focus(summaryview->quicksearch))
5457                 return FALSE;
5458
5459         messageview = summaryview->messageview;
5460         textview = messageview->mimeview->textview;
5461
5462         mod_pressed =
5463                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5464
5465         if (summaryview->selected) {
5466                 gboolean handled = FALSE;
5467                 switch (event->keyval) {
5468                 case GDK_space:         /* Page down or go to the next */
5469                         handled = TRUE;
5470                         if (event->state & GDK_CONTROL_MASK)
5471                                 event->state &= ~GDK_CONTROL_MASK;
5472                         if (event->state & GDK_SHIFT_MASK)
5473                                 mimeview_scroll_page(messageview->mimeview, TRUE);
5474                         else {
5475                                 if (summaryview->displayed != summaryview->selected) {
5476                                         summary_display_msg(summaryview,
5477                                                             summaryview->selected);
5478                                         break;
5479                                 }
5480                                 if (mod_pressed) {
5481                                         if (!mimeview_scroll_page(messageview->mimeview, TRUE))
5482                                                 summary_select_prev_unread(summaryview);
5483                                 } else {
5484                                         if (!mimeview_scroll_page(messageview->mimeview, FALSE))
5485                                                 summary_select_next_unread(summaryview);
5486                                 }
5487                         }
5488                         break;
5489                 case GDK_BackSpace:     /* Page up */
5490                         handled = TRUE;
5491                         mimeview_scroll_page(messageview->mimeview, TRUE);
5492                         break;
5493                 case GDK_Return:        /* Scroll up/down one line */
5494                 case GDK_KP_Enter:
5495                         handled = TRUE;
5496                         if (summaryview->displayed != summaryview->selected) {
5497                                 summary_display_msg(summaryview,
5498                                                     summaryview->selected);
5499                                 break;
5500                         }
5501                         mimeview_scroll_one_line(messageview->mimeview, mod_pressed);
5502                         break;
5503                 }
5504
5505                 if (handled)
5506                         return FALSE;
5507         }
5508         if (summary_is_locked(summaryview))
5509                 return TRUE;
5510
5511         switch (event->keyval) {
5512         case GDK_Left:          /* Move focus */
5513                 adj = gtk_scrolled_window_get_hadjustment
5514                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
5515                 if (adj->lower != adj->value)
5516                         break;
5517                 /* FALLTHROUGH */
5518         case GDK_Escape:
5519                 gtk_widget_grab_focus(summaryview->folderview->ctree);
5520                 mainwindow_exit_folder(summaryview->mainwin);
5521                 return TRUE;
5522         case GDK_Home:
5523         case GDK_End:
5524                 if ((node = summaryview->selected) != NULL) {
5525                         GtkCTreeNode *next = NULL;
5526                         next = (event->keyval == GDK_Home)
5527                                         ? gtk_ctree_node_nth(ctree, 0)
5528                                         : gtk_ctree_node_nth(ctree,
5529                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5530                         if (next) {
5531                                 gtk_sctree_select_with_state
5532                                         (GTK_SCTREE(ctree), next, (event->state & ~GDK_CONTROL_MASK) );
5533
5534                                 /* Deprecated - what are the non-deprecated equivalents? */
5535                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5536                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5537                                 summaryview->selected = next;
5538                         }
5539                 }
5540                 return TRUE;
5541         default:
5542                 break;
5543         }
5544
5545         if (!summaryview->selected) {
5546                 node = gtk_ctree_node_nth(ctree, 0);
5547                 if (node)
5548                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5549                 else
5550                         return TRUE;
5551         }
5552
5553         switch (event->keyval) {
5554         case GDK_Delete:
5555                 BREAK_ON_MODIFIER_KEY();
5556                 summary_delete_trash(summaryview);
5557                 break;
5558         case GDK_y:
5559         case GDK_t:
5560         case GDK_l:
5561         case GDK_c:
5562         case GDK_a:
5563                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5564                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5565                                        "key_press_event");
5566                         mimeview_pass_key_press_event(messageview->mimeview,
5567                                                       event);
5568                         break;
5569                 }
5570         default:
5571                 break;
5572         }
5573         return FALSE;
5574 }
5575
5576 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5577 {
5578         SummaryView *summaryview = data;
5579
5580         summary_show(summaryview, summaryview->folder_item);
5581 }
5582
5583 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5584 {
5585         SummaryView *summaryview = (SummaryView *)data;
5586
5587         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5588                 prefs_common.show_searchbar = TRUE;
5589                 quicksearch_show(summaryview->quicksearch);
5590         } else {
5591                 prefs_common.show_searchbar = FALSE;
5592                 quicksearch_hide(summaryview->quicksearch);
5593         }
5594 }
5595
5596 void summaryview_activate_quicksearch(SummaryView *summaryview, gboolean show)
5597 {
5598         prefs_common.show_searchbar = show;
5599         gtk_toggle_button_set_active(
5600                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5601                 show);
5602         if (show) {
5603                 quicksearch_show(summaryview->quicksearch);
5604         } else {
5605                 quicksearch_hide(summaryview->quicksearch);
5606                 summary_grab_focus(summaryview);
5607         }
5608 }
5609
5610 void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5611 {
5612         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5613                 summary_reedit(summaryview);
5614         else
5615                 summary_open_msg(summaryview);
5616
5617         summaryview->display_msg = FALSE;
5618 }
5619
5620 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5621                                   SummaryView *summaryview)
5622 {
5623         summary_set_row_marks(summaryview, node);
5624         if (prefs_common.bold_unread) {
5625                 while (node) {
5626                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5627                         if (GTK_CTREE_ROW(node)->children)
5628                                 summary_set_row_marks(summaryview, node);
5629                         node = next;
5630                 }
5631         }
5632 }
5633
5634 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5635                                    SummaryView *summaryview)
5636 {
5637         summary_set_row_marks(summaryview, node);
5638 }
5639
5640 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5641                                gint column, SummaryView *summaryview)
5642 {
5643         if (summary_is_locked(summaryview)
5644         ||  GTK_SCTREE(ctree)->selecting_range) {
5645                 return;
5646         }
5647
5648         summary_status_show(summaryview);
5649 }
5650
5651 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5652                              gint column, SummaryView *summaryview)
5653 {
5654         MsgInfo *msginfo;
5655         gboolean marked_unread = FALSE;
5656
5657         if (summary_is_locked(summaryview)
5658         && !GTK_SCTREE(ctree)->selecting_range
5659         && summaryview->messageview
5660         && summaryview->messageview->mimeview
5661         && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
5662         && summaryview->messageview->mimeview->textview->loading) {
5663                 PostponedSelectData *data = g_new0(PostponedSelectData, 1);
5664                 summaryview->messageview->mimeview->textview->stop_loading = TRUE;
5665
5666                 data->ctree = ctree;
5667                 data->row = row;
5668                 data->node = NULL;
5669                 data->column = column;
5670                 data->summaryview = summaryview;
5671                 debug_print("postponing open of message till end of load\n");
5672                 g_timeout_add(100, summary_select_retry, data);
5673                 return;
5674         }
5675         if (summary_is_locked(summaryview)
5676         ||  GTK_SCTREE(ctree)->selecting_range) {
5677                 return;
5678         }
5679
5680         summary_status_show(summaryview);
5681
5682         if (GTK_CLIST(ctree)->selection &&
5683             GTK_CLIST(ctree)->selection->next) {
5684                 summaryview->display_msg = FALSE;
5685                 summary_set_menu_sensitive(summaryview);
5686                 toolbar_main_set_sensitive(summaryview->mainwin);
5687                 return;
5688         }
5689
5690         summaryview->selected = row;
5691
5692         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5693         g_return_if_fail(msginfo != NULL);
5694
5695         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5696         toolbar_set_learn_button
5697                 (summaryview->mainwin->toolbar,
5698                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5699
5700         switch (column < 0 ? column : summaryview->col_state[column].type) {
5701         case S_COL_MARK:
5702                 if (!MSG_IS_DELETED(msginfo->flags) &&
5703                     !MSG_IS_MOVE(msginfo->flags) &&
5704                     !MSG_IS_COPY(msginfo->flags)) {
5705                         if (MSG_IS_MARKED(msginfo->flags)) {
5706                                 summary_unmark_row(summaryview, row);
5707                         } else {
5708                                 summary_mark_row(summaryview, row);
5709                         }
5710                 }
5711                 break;
5712         case S_COL_STATUS:
5713                 if (MSG_IS_UNREAD(msginfo->flags)) {
5714                         summary_mark_row_as_read(summaryview, row);
5715                         summary_status_show(summaryview);
5716                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5717                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5718                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5719                                 else
5720                                         log_error(LOG_PROTOCOL, _("An error happened while learning.\n"));
5721                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5722                          !MSG_IS_FORWARDED(msginfo->flags)) {
5723                         marked_unread = TRUE;
5724                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5725                         summary_find_answers(summaryview, msginfo);
5726                         return;
5727                 }
5728                 break;
5729         case S_COL_LOCKED:
5730                 if (MSG_IS_LOCKED(msginfo->flags)) {
5731                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5732                         summary_set_row_marks(summaryview, row);
5733                 }
5734                 else
5735                         summary_lock_row(summaryview, row);
5736                 break;
5737         default:
5738                 break;
5739         }
5740
5741         if (summaryview->display_msg ||
5742             (prefs_common.always_show_msg &&
5743              messageview_is_visible(summaryview->messageview))) {
5744                 summaryview->display_msg = FALSE;
5745                 if (summaryview->displayed != row) {
5746                         summary_display_msg(summaryview, row);
5747                         if (marked_unread) {
5748                                 summary_mark_row_as_unread(summaryview, row);
5749                                 summary_status_show(summaryview);
5750                         }
5751                         return;
5752                 }
5753         }
5754
5755         if (marked_unread) {
5756                 summary_mark_row_as_unread(summaryview, row);
5757                 summary_status_show(summaryview);
5758         }
5759
5760         summary_set_menu_sensitive(summaryview);
5761         toolbar_main_set_sensitive(summaryview->mainwin);
5762 }
5763
5764 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5765                                 SummaryView *summaryview)
5766 {
5767         SummaryColumnType type = summaryview->col_state[column].type;
5768
5769         prefs_common.summary_col_size[type] = width;
5770 }
5771
5772
5773 /*
5774  * \brief get List of msginfo selected in SummaryView
5775  *
5776  * \param summaryview
5777  *
5778  * \return GSList holding MsgInfo
5779  */
5780 GSList *summary_get_selection(SummaryView *summaryview)
5781 {
5782         GList *sel = NULL;
5783         GSList *msginfo_list = NULL;
5784
5785         g_return_val_if_fail(summaryview != NULL, NULL);
5786
5787         sel = GTK_CLIST(summaryview->ctree)->selection;
5788
5789         g_return_val_if_fail(sel != NULL, NULL);
5790
5791         for ( ; sel != NULL; sel = sel->next)
5792                 msginfo_list =
5793                         g_slist_prepend(msginfo_list,
5794                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5795                                                                    GTK_CTREE_NODE(sel->data)));
5796         return g_slist_reverse(msginfo_list);
5797 }
5798
5799 static void summary_reply_cb(SummaryView *summaryview, guint action,
5800                              GtkWidget *widget)
5801 {
5802         MessageView *msgview = (MessageView*)summaryview->messageview;
5803         GSList *msginfo_list;
5804
5805         g_return_if_fail(msgview != NULL);
5806
5807         msginfo_list = summary_get_selection(summaryview);
5808         g_return_if_fail(msginfo_list != NULL);
5809         compose_reply_from_messageview(msgview, msginfo_list, action);
5810         g_slist_free(msginfo_list);
5811 }
5812
5813 static void summary_show_all_header_cb(SummaryView *summaryview,
5814                                        guint action, GtkWidget *widget)
5815 {
5816         summaryview->messageview->all_headers =
5817                         GTK_CHECK_MENU_ITEM(widget)->active;
5818         summary_display_msg_selected(summaryview,
5819                                      GTK_CHECK_MENU_ITEM(widget)->active);
5820 }
5821
5822 static void summary_add_address_cb(SummaryView *summaryview,
5823                                    guint action, GtkWidget *widget)
5824 {
5825         summary_add_address(summaryview);
5826 }
5827
5828 static void summary_create_filter_cb(SummaryView *summaryview,
5829                                      guint action, GtkWidget *widget)
5830 {
5831         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5832 }
5833
5834 static void summary_create_processing_cb(SummaryView *summaryview,
5835                                          guint action, GtkWidget *widget)
5836 {
5837         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5838 }
5839
5840 static void summary_sort_by_column_click(SummaryView *summaryview,
5841                                          FolderSortKey sort_key)
5842 {
5843         GtkCTreeNode *node = NULL;
5844         START_TIMING("");
5845         if (summaryview->sort_key == sort_key)
5846                 summary_sort(summaryview, sort_key,
5847                              summaryview->sort_type == SORT_ASCENDING
5848                              ? SORT_DESCENDING : SORT_ASCENDING);
5849         else
5850                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5851
5852         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5853
5854         summary_freeze(summaryview);
5855         if (prefs_common.bold_unread) {
5856                 while (node) {
5857                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5858                         if (GTK_CTREE_ROW(node)->children)
5859                                 summary_set_row_marks(summaryview, node);
5860                         node = next;
5861                 }
5862         }
5863         summary_thaw(summaryview);
5864         END_TIMING();
5865 }
5866
5867 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5868 {
5869         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5870 }
5871
5872 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5873 {
5874         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5875 }
5876
5877 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5878 {
5879         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5880 }
5881
5882 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5883 {
5884         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5885 }
5886
5887 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5888 {
5889         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5890 }
5891
5892 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5893 {
5894         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5895 }
5896
5897 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5898 {
5899         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5900                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5901         else
5902                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5903 }
5904
5905 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5906 {
5907         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5908                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5909         else
5910                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5911 }
5912
5913 static void summary_subject_clicked(GtkWidget *button,
5914                                     SummaryView *summaryview)
5915 {
5916         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5917 }
5918
5919 static void summary_score_clicked(GtkWidget *button,
5920                                   SummaryView *summaryview)
5921 {
5922         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5923 }
5924
5925 static void summary_locked_clicked(GtkWidget *button,
5926                                    SummaryView *summaryview)
5927 {
5928         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5929 }
5930
5931 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5932                                SummaryView *summaryview)
5933 {
5934         GdkDragContext *context;
5935
5936         g_return_if_fail(summaryview != NULL);
5937         g_return_if_fail(summaryview->folder_item != NULL);
5938         g_return_if_fail(summaryview->folder_item->folder != NULL);
5939         if (summaryview->selected == NULL) return;
5940
5941         context = gtk_drag_begin(widget, summaryview->target_list,
5942                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5943         gtk_drag_set_icon_default(context);
5944         if (prefs_common.layout_mode == SMALL_LAYOUT) {
5945                 GtkWidget *paned = GTK_WIDGET_PTR(summaryview)->parent;
5946                 if (paned && GTK_IS_PANED(paned)) {
5947                         mainwindow_reset_paned(GTK_PANED(paned));
5948                 }
5949         }
5950 }
5951
5952 static gboolean summary_return_to_list(void *data)
5953 {
5954         SummaryView *summaryview = (SummaryView *)data;
5955         mainwindow_enter_folder(summaryview->mainwin);
5956         return FALSE;
5957 }
5958
5959 static void summary_drag_end       (GtkWidget       *widget,
5960                                    GdkDragContext   *drag_context,
5961                                    SummaryView      *summaryview)
5962 {
5963         if (prefs_common.layout_mode == SMALL_LAYOUT) {
5964                 g_timeout_add(250, summary_return_to_list, summaryview);
5965         }
5966 }
5967
5968 static void summary_drag_data_get(GtkWidget        *widget,
5969                                   GdkDragContext   *drag_context,
5970                                   GtkSelectionData *selection_data,
5971                                   guint             info,
5972                                   guint             time,
5973                                   SummaryView      *summaryview)
5974 {
5975         if (info == TARGET_MAIL_URI_LIST) {
5976                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5977                 GList *cur;
5978                 MsgInfo *msginfo;
5979                 gchar *mail_list = NULL, *tmp1, *tmp2;
5980
5981                 for (cur = GTK_CLIST(ctree)->selection;
5982                      cur != NULL && cur->data != NULL; cur = cur->next) {
5983                         msginfo = gtk_ctree_node_get_row_data
5984                                 (ctree, GTK_CTREE_NODE(cur->data));
5985                         tmp2 = procmsg_get_message_file(msginfo);
5986                         if (!tmp2) continue;
5987                         if (msginfo->subject) {
5988                                 gchar *san_subject = g_strdup(msginfo->subject);
5989                                 gchar *dest = NULL;
5990                                 subst_for_filename(san_subject);
5991                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5992                                                 get_tmp_dir(),
5993                                                 G_DIR_SEPARATOR_S,
5994                                                 san_subject, msginfo->msgnum);
5995                                 g_free(san_subject);
5996                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5997                                 g_free(dest);
5998                                 dest = san_subject;
5999                                 if (copy_file(tmp2, dest, TRUE) == 0) {
6000                                         g_free(tmp2);
6001                                         tmp2 = dest;
6002                                 }
6003                         }
6004                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
6005                         g_free(tmp2);
6006
6007                         if (!mail_list) {
6008                                 mail_list = tmp1;
6009                         } else {
6010                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
6011                                 g_free(mail_list);
6012                                 g_free(tmp1);
6013                                 mail_list = tmp2;
6014                         }
6015                 }
6016
6017                 if (mail_list != NULL) {
6018                         gtk_selection_data_set(selection_data,
6019                                                selection_data->target, 8,
6020                                                mail_list, strlen(mail_list));
6021                         g_free(mail_list);
6022                 }
6023         } else if (info == TARGET_DUMMY) {
6024                 if (GTK_CLIST(summaryview->ctree)->selection)
6025                         gtk_selection_data_set(selection_data,
6026                                                selection_data->target, 8,
6027                                                "Dummy-Summaryview",
6028                                                strlen("Dummy-Summaryview")+1);
6029         }
6030 }
6031
6032 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
6033                                           GdkDragContext *context,
6034                                           gint            x,
6035                                           gint            y,
6036                                           guint           time,
6037                                           SummaryView    *summaryview)
6038 {
6039         FolderItem *item = summaryview->folder_item;
6040         if (!(item && item->folder && folder_item_parent(item) != NULL
6041                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
6042                 gdk_drag_status(context, 0, time);
6043                 return FALSE;
6044         } else if (gtk_drag_get_source_widget(context) ==
6045                 mainwindow_get_mainwindow()->folderview->ctree) {
6046                 /* no folders */
6047                 gdk_drag_status(context, 0, time);
6048                 return FALSE;
6049         } else if (gtk_drag_get_source_widget(context) ==
6050                 summaryview->ctree) {
6051                 /* not from same folder */
6052                 gdk_drag_status(context, 0, time);
6053                 return FALSE;
6054         } else {
6055                 gdk_drag_status(context, GDK_ACTION_COPY, time);
6056                 return TRUE;
6057         }
6058 }
6059
6060 static void summary_drag_data_received(GtkWidget        *widget,
6061                                         GdkDragContext   *drag_context,
6062                                         gint              x,
6063                                         gint              y,
6064                                         GtkSelectionData *data,
6065                                         guint             info,
6066                                         guint             time,
6067                                         SummaryView       *summaryview)
6068 {
6069         if (info == TARGET_MAIL_URI_LIST) {
6070                 FolderItem *item = summaryview->folder_item;
6071                 if (!item) {
6072                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
6073                         return;
6074                 } else {
6075                         folderview_finish_dnd(data->data, drag_context, time, item);
6076                 }
6077         }
6078 }
6079
6080
6081 /* custom compare functions for sorting */
6082
6083 #define CMP_FUNC_DEF(func_name, val)                                     \
6084 static gint func_name(GtkCList *clist,                                   \
6085                       gconstpointer ptr1, gconstpointer ptr2)            \
6086 {                                                                        \
6087         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
6088         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
6089         if (!msginfo1 || !msginfo2)                                      \
6090                 return -1;                                               \
6091                                                                          \
6092         return (val);                                                    \
6093 }
6094
6095 CMP_FUNC_DEF(summary_cmp_by_mark,
6096              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
6097 CMP_FUNC_DEF(summary_cmp_by_status,
6098              (-(MSG_IS_SPAM(msginfo1->flags))+(MSG_IS_UNREAD(msginfo1->flags)<<1)+(MSG_IS_NEW(msginfo1->flags)<<2))
6099              - (-(MSG_IS_SPAM(msginfo2->flags))+(MSG_IS_UNREAD(msginfo2->flags)<<1)+(MSG_IS_NEW(msginfo2->flags)<<2)) )
6100 CMP_FUNC_DEF(summary_cmp_by_mime,
6101              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
6102 CMP_FUNC_DEF(summary_cmp_by_label,
6103              MSG_GET_COLORLABEL(msginfo1->flags) -
6104              MSG_GET_COLORLABEL(msginfo2->flags))
6105 CMP_FUNC_DEF(summary_cmp_by_locked,
6106              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
6107
6108 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
6109 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
6110 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
6111
6112 #undef CMP_FUNC_DEF
6113
6114 static gint summary_cmp_by_subject(GtkCList *clist,
6115                                    gconstpointer ptr1,
6116                                    gconstpointer ptr2)
6117 {
6118         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6119         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6120
6121         if (!msginfo1->subject)
6122                 return (msginfo2->subject != NULL);
6123         if (!msginfo2->subject)
6124                 return -1;
6125
6126         return subject_compare_for_sort
6127                 (msginfo1->subject, msginfo2->subject);
6128 }
6129
6130 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
6131                                 gconstpointer ptr2)
6132 {
6133         const gchar *str1, *str2;
6134         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6135         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6136         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6137
6138         g_return_val_if_fail(sv, -1);
6139
6140         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
6141         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
6142
6143         if (!str1)
6144                 return str2 != NULL;
6145
6146         if (!str2)
6147                 return -1;
6148
6149         return g_utf8_collate(str1, str2);
6150 }
6151
6152 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
6153                                 gconstpointer ptr2)
6154 {
6155         const gchar *str1, *str2;
6156         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6157         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6158         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6159
6160         g_return_val_if_fail(sv, -1);
6161
6162         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
6163         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
6164
6165         if (!str1)
6166                 return str2 != NULL;
6167
6168         if (!str2)
6169                 return -1;
6170
6171         return g_utf8_collate(str1, str2);
6172 }
6173
6174 static gint summary_cmp_by_simplified_subject
6175         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
6176 {
6177         const FolderItemPrefs *prefs;
6178         const gchar *str1, *str2;
6179         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
6180         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
6181         const MsgInfo *msginfo1 = r1->data;
6182         const MsgInfo *msginfo2 = r2->data;
6183         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
6184
6185         g_return_val_if_fail(sv, -1);
6186         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
6187
6188         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6189         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
6190
6191         if (!str1)
6192                 return str2 != NULL;
6193
6194         if (!str2)
6195                 return -1;
6196
6197         prefs = msginfo1->folder->prefs;
6198         if (!prefs)
6199                 prefs = msginfo2->folder->prefs;
6200         if (!prefs)
6201                 return -1;
6202
6203         return subject_compare_for_sort(str1, str2);
6204 }
6205
6206 static gint summary_cmp_by_score(GtkCList *clist,
6207                                  gconstpointer ptr1, gconstpointer ptr2)
6208 {
6209         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
6210         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
6211         int diff;
6212
6213         /* if score are equal, sort by date */
6214
6215         diff = msginfo1->score - msginfo2->score;
6216         if (diff != 0)
6217                 return diff;
6218         else
6219                 return summary_cmp_by_date(clist, ptr1, ptr2);
6220 }
6221
6222 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6223 {
6224         SummaryView *summaryview = (SummaryView *) data;
6225         MsgInfo *msginfo;
6226
6227         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6228         g_return_if_fail(msginfo);
6229
6230         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
6231
6232         summary_set_row_marks(summaryview, row);
6233         debug_print("Message %d is marked as ignore thread\n",
6234             msginfo->msgnum);
6235 }
6236
6237 void summary_ignore_thread(SummaryView *summaryview)
6238 {
6239         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6240         GList *cur;
6241         gboolean froze = FALSE;
6242
6243         START_LONG_OPERATION(summaryview, FALSE);
6244         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6245                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6246                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
6247                                         summaryview);
6248
6249         END_LONG_OPERATION(summaryview);
6250
6251         summary_status_show(summaryview);
6252 }
6253
6254 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6255 {
6256         SummaryView *summaryview = (SummaryView *) data;
6257         MsgInfo *msginfo;
6258
6259         msginfo = gtk_ctree_node_get_row_data(ctree, row);
6260         g_return_if_fail(msginfo);
6261
6262         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
6263
6264         summary_set_row_marks(summaryview, row);
6265         debug_print("Message %d is marked as unignore thread\n",
6266             msginfo->msgnum);
6267 }
6268
6269 void summary_unignore_thread(SummaryView *summaryview)
6270 {
6271         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6272         GList *cur;
6273         gboolean froze = FALSE;
6274
6275         START_LONG_OPERATION(summaryview, FALSE);
6276         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6277                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6278                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
6279                                         summaryview);
6280
6281         END_LONG_OPERATION(summaryview);
6282
6283         summary_status_show(summaryview);
6284 }
6285
6286 static void summary_check_ignore_thread_func
6287                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
6288 {
6289         MsgInfo *msginfo;
6290         gint *found_ignore = (gint *) data;
6291
6292         if (*found_ignore) return;
6293         else {
6294                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
6295                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
6296         }
6297 }
6298
6299 void summary_toggle_ignore_thread(SummaryView *summaryview)
6300 {
6301         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
6302         GList *cur;
6303         gint found_ignore = 0;
6304
6305         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
6306                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
6307                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
6308                                         &found_ignore);
6309
6310         if (found_ignore)
6311                 summary_unignore_thread(summaryview);
6312         else
6313                 summary_ignore_thread(summaryview);
6314 }
6315
6316 void summary_toggle_show_read_messages(SummaryView *summaryview)
6317 {
6318         FolderItemUpdateData source;
6319         if (summaryview->folder_item->hide_read_msgs)
6320                 summaryview->folder_item->hide_read_msgs = 0;
6321         else
6322                 summaryview->folder_item->hide_read_msgs = 1;
6323
6324         source.item = summaryview->folder_item;
6325         source.update_flags = F_ITEM_UPDATE_NAME;
6326         source.msg = NULL;
6327         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
6328         summary_show(summaryview, summaryview->folder_item);
6329 }
6330
6331 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
6332                                              guint action)
6333 {
6334         GtkWidget *widget;
6335
6336         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
6337                                            "/View/Hide read messages");
6338         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6339                           GINT_TO_POINTER(1));
6340         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
6341         g_object_set_data(G_OBJECT(widget), "dont_toggle",
6342                           GINT_TO_POINTER(0));
6343 }
6344
6345 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
6346 {
6347         GtkWidget *ctree = summaryview->ctree;
6348         GtkWidget *pixmap;
6349
6350         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
6351         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
6352         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
6353         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
6354         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
6355         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
6356         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
6357         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
6358         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
6359         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
6360         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
6361         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
6362         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
6363         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
6364         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MOVED, &movedxpm, &movedxpmmask);
6365         stock_pixmap_gdk(ctree, STOCK_PIXMAP_COPIED, &copiedxpm, &copiedxpmmask);
6366
6367         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6368
6369         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
6370         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
6371                               summaryview->quick_search_pixmap);
6372         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
6373         gtk_widget_show(pixmap);
6374         summaryview->quick_search_pixmap = pixmap;
6375
6376 #ifdef MAEMO
6377         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_SELECTION);
6378         gtk_container_remove (GTK_CONTAINER(summaryview->multiple_sel_togbtn),
6379                               summaryview->multiple_sel_image);
6380         gtk_container_add(GTK_CONTAINER(summaryview->multiple_sel_togbtn), pixmap);
6381         gtk_widget_show(pixmap);
6382         summaryview->multiple_sel_togbtn = pixmap;
6383 #endif
6384
6385         folderview_unselect(summaryview->folderview);
6386         folderview_select(summaryview->folderview, summaryview->folder_item);
6387         summary_set_column_titles(summaryview);
6388 }
6389
6390 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
6391 {
6392         GtkMenuShell *menu;
6393         GList *cur;
6394
6395         /* re-create colorlabel submenu */
6396         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
6397         g_return_if_fail(menu != NULL);
6398
6399         /* clear items. get item pointers. */
6400         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
6401                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
6402         }
6403         summary_colorlabel_menu_create(summaryview, TRUE);
6404 }
6405
6406 /*
6407  * Harvest addresses for selected messages in summary view.
6408  */
6409 void summary_harvest_address(SummaryView *summaryview)
6410 {
6411         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
6412         GList *cur;
6413         GList *msgList;
6414         MsgInfo *msginfo;
6415
6416         msgList = NULL;
6417         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
6418                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
6419                 if (!msginfo)
6420                         continue;
6421                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
6422         }
6423         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
6424         g_list_free( msgList );
6425 }
6426
6427 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
6428 {
6429         int err;
6430         gchar buf[BUFFSIZE];
6431         regex_t *preg = NULL;
6432
6433         preg = g_new0(regex_t, 1);
6434
6435         err = string_match_precompile(simplify_subject_regexp,
6436                                       preg, REG_EXTENDED);
6437         if (err) {
6438                 regerror(err, preg, buf, BUFFSIZE);
6439                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
6440                 g_free(preg);
6441                 preg = NULL;
6442         }
6443
6444         return preg;
6445 }
6446
6447 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
6448 {
6449         FolderSortKey sort_key;
6450         FolderSortType sort_type;
6451         g_return_if_fail(summaryview != NULL);
6452         g_return_if_fail(item != NULL);
6453
6454         /* Subject simplification */
6455         if(summaryview->simplify_subject_preg) {
6456                 regfree(summaryview->simplify_subject_preg);
6457                 g_free(summaryview->simplify_subject_preg);
6458                 summaryview->simplify_subject_preg = NULL;
6459         }
6460         if(item->prefs && item->prefs->simplify_subject_regexp &&
6461            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
6462                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
6463
6464         /* Sorting */
6465         sort_key = item->sort_key;
6466         sort_type = item->sort_type;
6467
6468         folder_get_sort_type(item->folder, &sort_key, &sort_type);
6469
6470         summaryview->sort_key = sort_key;
6471         summaryview->sort_type = sort_type;
6472
6473         /* Threading */
6474         summaryview->threaded = item->threaded;
6475         summaryview->thread_collapsed = item->thread_collapsed;
6476
6477         /* Scoring */
6478 }
6479
6480 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
6481 {
6482         /* Sorting */
6483         item->sort_key = summaryview->sort_key;
6484         item->sort_type = summaryview->sort_type;
6485
6486         /* Threading */
6487         item->threaded = summaryview->threaded;
6488         item->thread_collapsed = summaryview->thread_collapsed;
6489 }
6490
6491 static gboolean summary_update_msg(gpointer source, gpointer data)
6492 {
6493         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
6494         SummaryView *summaryview = (SummaryView *)data;
6495         GtkCTreeNode *node;
6496
6497         g_return_val_if_fail(msginfo_update != NULL, TRUE);
6498         g_return_val_if_fail(summaryview != NULL, FALSE);
6499
6500         if (msginfo_update->msginfo->folder != summaryview->folder_item)
6501                 return FALSE;
6502
6503         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
6504                 node = gtk_ctree_find_by_row_data(
6505                                 GTK_CTREE(summaryview->ctree), NULL,
6506                                 msginfo_update->msginfo);
6507
6508                 if (node)
6509                         summary_set_row_marks(summaryview, node);
6510         }
6511
6512         return FALSE;
6513 }
6514
6515 void summary_update_unread(SummaryView *summaryview, FolderItem *removed_item)
6516 {
6517         guint new, unread, unreadmarked, marked, total;
6518         static gboolean tips_initialized = FALSE;
6519
6520         if (prefs_common.layout_mode != SMALL_LAYOUT) {
6521                 if (tips_initialized) {
6522                         summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6523                         gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6524                              summaryview->folder_pixmap_eventbox,
6525                              NULL, NULL);
6526                         tips_initialized = FALSE;
6527                 }
6528                 return;
6529         }
6530         folder_count_total_msgs(&new, &unread, &unreadmarked, &marked, &total);
6531         if (removed_item) {
6532                 total -= removed_item->total_msgs;
6533                 new -= removed_item->new_msgs;
6534                 unread -= removed_item->unread_msgs;
6535         }
6536
6537         if (new > 0 || unread > 0) {
6538                 tips_initialized = TRUE;
6539                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN_HRM);
6540                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6541                              summaryview->folder_pixmap_eventbox,
6542                              _("Go back to the folder list (You have unread messages)"), NULL);
6543         } else {
6544                 tips_initialized = TRUE;
6545                 summary_set_folder_pixmap(summaryview, STOCK_PIXMAP_DIR_OPEN);
6546                 gtk_tooltips_set_tip(GTK_TOOLTIPS(summaryview->tips),
6547                              summaryview->folder_pixmap_eventbox,
6548                              _("Go back to the folder list"), NULL);
6549         }
6550 }
6551
6552 static gboolean summary_update_folder_item_hook(gpointer source, gpointer data)
6553 {
6554         FolderItemUpdateData *hookdata = (FolderItemUpdateData *)source;
6555         SummaryView *summaryview = (SummaryView *)data;
6556
6557         g_return_val_if_fail(hookdata != NULL, FALSE);
6558         g_return_val_if_fail(hookdata->item != NULL, FALSE);
6559         g_return_val_if_fail(summaryview != NULL, FALSE);
6560
6561         if (hookdata->update_flags & F_ITEM_UPDATE_NAME) {
6562                 gchar *name = folder_item_get_name(hookdata->item);
6563                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
6564                 g_free(name);
6565         }
6566         summary_update_unread(summaryview, NULL);
6567
6568         return FALSE;
6569 }
6570
6571 static gboolean summary_update_folder_hook(gpointer source, gpointer data)
6572 {
6573         FolderUpdateData *hookdata;
6574         SummaryView *summaryview = (SummaryView *)data;
6575         hookdata = source;
6576         if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM)
6577                 summary_update_unread(summaryview, hookdata->item);
6578         else
6579                 summary_update_unread(summaryview, NULL);
6580
6581         return FALSE;
6582 }
6583
6584 /*!
6585  *\brief        change summaryview to display your answer(s) to a message
6586  *
6587  *\param        summaryview The SummaryView ;)
6588  *\param        msginfo The message for which answers are searched
6589  *
6590  */
6591 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6592 {
6593         FolderItem *sent_folder = NULL;
6594         PrefsAccount *account = NULL;
6595         GtkCTreeNode *node = NULL;
6596         char *buf = NULL;
6597         if (msg == NULL || msg->msgid == NULL)
6598                 return;
6599
6600         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6601         if (account == NULL)
6602                 return;
6603         sent_folder = account_get_special_folder
6604                                 (account, F_OUTBOX);
6605
6606         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6607
6608         if (sent_folder != summaryview->folder_item) {
6609                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6610         }
6611
6612         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6613
6614         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6615         g_free(buf);
6616
6617         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6618         if (node)
6619                 summary_select_node(summaryview, node, TRUE, TRUE);
6620 }
6621
6622 gint summaryview_export_mbox_list(SummaryView *summaryview)
6623 /* return values: -2 skipped, -1 error, 0 OK */
6624 {
6625         GSList *list = summary_get_selected_msg_list(summaryview);
6626         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6627         gint ret;
6628
6629         if (mbox == NULL || list == NULL)
6630                 return -1;
6631
6632         ret = export_list_to_mbox(list, mbox);
6633
6634         g_slist_free(list);
6635         g_free(mbox);
6636
6637         return ret;
6638 }
6639
6640 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6641 {
6642         if (!summaryview || !summaryview->folder_item || !item) {
6643                 return;
6644         }
6645
6646         if (summaryview->folder_item->folder == item->folder) {
6647                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6648         }
6649 }
6650 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6651 {
6652         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6653 }