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