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