src/summaryview.c

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