src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91
  92 #define SUMMARY_COL_MARK_WIDTH          10
  93 #define SUMMARY_COL_STATUS_WIDTH        13
  94 #define SUMMARY_COL_LOCKED_WIDTH        13
  95 #define SUMMARY_COL_MIME_WIDTH          11
  96
  97
  98 static GtkStyle *bold_style;
  99 static GtkStyle *bold_marked_style;
 100 static GtkStyle *bold_deleted_style;
 101 static GtkStyle *small_style;
 102 static GtkStyle *small_marked_style;
 103 static GtkStyle *small_deleted_style;
 104
 105 static GdkPixmap *markxpm;
 106 static GdkBitmap *markxpmmask;
 107 static GdkPixmap *deletedxpm;
 108 static GdkBitmap *deletedxpmmask;
 109
 110 static GdkPixmap *newxpm;
 111 static GdkBitmap *newxpmmask;
 112 static GdkPixmap *unreadxpm;
 113 static GdkBitmap *unreadxpmmask;
 114 static GdkPixmap *repliedxpm;
 115 static GdkBitmap *repliedxpmmask;
 116 static GdkPixmap *forwardedxpm;
 117 static GdkBitmap *forwardedxpmmask;
 118 static GdkPixmap *ignorethreadxpm;
 119 static GdkBitmap *ignorethreadxpmmask;
 120 static GdkPixmap *lockedxpm;
 121 static GdkBitmap *lockedxpmmask;
 122 static GdkPixmap *spamxpm;
 123 static GdkBitmap *spamxpmmask;
 124
 125 static GdkPixmap *clipxpm;
 126 static GdkBitmap *clipxpmmask;
 127 static GdkPixmap *keyxpm;
 128 static GdkBitmap *keyxpmmask;
 129 static GdkPixmap *clipkeyxpm;
 130 static GdkBitmap *clipkeyxpmmask;
 131 static GdkPixmap *gpgsignedxpm;
 132 static GdkBitmap *gpgsignedxpmmask;
 133 static GdkPixmap *clipgpgsignedxpm;
 134 static GdkBitmap *clipgpgsignedxpmmask;
 135
 136 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139 static void summary_set_marks_func      (GtkCTree               *ctree,
 140                                          GtkCTreeNode           *node,
 141                                          gpointer                data);
 142
 143 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 144 guint summary_get_msgnum                (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *node);
 146
 147
 148 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 149                                              guint action);
 150
 151 static GtkCTreeNode *summary_find_prev_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154 static GtkCTreeNode *summary_find_next_msg
 155                                         (SummaryView            *summaryview,
 156                                          GtkCTreeNode           *current_node);
 157
 158 static GtkCTreeNode *summary_find_prev_flagged_msg
 159                                         (SummaryView    *summaryview,
 160                                          GtkCTreeNode   *current_node,
 161                                          MsgPermFlags    flags,
 162                                          gboolean        start_from_prev);
 163 static GtkCTreeNode *summary_find_next_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_next);
 168
 169 static GtkCTreeNode *summary_find_msg_by_msgnum
 170                                         (SummaryView            *summaryview,
 171                                          guint                   msgnum);
 172
 173 static void summary_update_status       (SummaryView            *summaryview);
 174
 175 /* display functions */
 176 static void summary_status_show         (SummaryView            *summaryview);
 177 static void summary_set_column_titles   (SummaryView            *summaryview);
 178 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 179                                          GSList                 *mlist);
 180 static void summary_set_header          (SummaryView            *summaryview,
 181                                          gchar                  *text[],
 182                                          MsgInfo                *msginfo,
 183                                          gboolean               *free_from);
 184 static void summary_display_msg         (SummaryView            *summaryview,
 185                                          GtkCTreeNode           *row);
 186 static void summary_display_msg_full    (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row,
 188                                          gboolean                new_window,
 189                                          gboolean                all_headers);
 190 static void summary_set_row_marks       (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192
 193 /* message handling */
 194 static void summary_mark_row            (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_lock_row            (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_unlock_row          (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_delete_row          (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_unmark_row          (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_move_row_to         (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row,
 210                                          FolderItem             *to_folder);
 211 static void summary_copy_row_to         (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row,
 213                                          FolderItem             *to_folder);
 214
 215 static gint summary_execute_move        (SummaryView            *summaryview);
 216 static void summary_execute_move_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_copy        (SummaryView            *summaryview);
 220 static void summary_execute_copy_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_delete      (SummaryView            *summaryview);
 224 static void summary_execute_delete_func (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227
 228 static void summary_thread_init         (SummaryView            *summaryview);
 229 static void summary_ignore_thread       (SummaryView            *summaryview);
 230 static void summary_unignore_thread     (SummaryView            *summaryview);
 231
 232 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 233 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 234                                                  GtkCTreeNode   *node,
 235                                                  gpointer        data);
 236
 237 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 238                               GSList * mlist);
 239
 240 static void summary_filter_func         (MsgInfo *msginfo);
 241
 242 static void summary_colorlabel_menu_item_activate_cb
 243                                           (GtkWidget    *widget,
 244                                            gpointer      data);
 245 static void summary_colorlabel_menu_item_activate_item_cb
 246                                           (GtkMenuItem  *label_menu_item,
 247                                            gpointer      data);
 248 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 249                                            gboolean  refresh);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_unselected          (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_col_resized         (GtkCList               *clist,
 283                                          gint                    column,
 284                                          gint                    width,
 285                                          SummaryView            *summaryview);
 286 static void summary_reply_cb            (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_add_address_cb      (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_create_filter_cb    (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_create_processing_cb(SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_status_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_to_clicked          (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_subject_clicked     (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_score_clicked       (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_locked_clicked      (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327
 328 static void summary_start_drag          (GtkWidget        *widget,
 329                                          int button,
 330                                          GdkEvent *event,
 331                                          SummaryView      *summaryview);
 332 static void summary_drag_data_get       (GtkWidget        *widget,
 333                                          GdkDragContext   *drag_context,
 334                                          GtkSelectionData *selection_data,
 335                                          guint             info,
 336                                          guint             time,
 337                                          SummaryView      *summaryview);
 338 static void summary_drag_data_received(GtkWidget        *widget,
 339                                         GdkDragContext   *drag_context,
 340                                         gint              x,
 341                                         gint              y,
 342                                         GtkSelectionData *data,
 343                                         guint             info,
 344                                         guint             time,
 345                                         SummaryView       *summaryview);
 346 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 347                                           GdkDragContext *context,
 348                                           gint            x,
 349                                           gint            y,
 350                                           guint           time,
 351                                           SummaryView    *summaryview);
 352
 353 /* custom compare functions for sorting */
 354
 355 static gint summary_cmp_by_mark         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_status       (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_mime         (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_num          (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_size         (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_date         (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_from         (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_simplified_subject
 377                                         (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_score        (GtkCList               *clist,
 381                                          gconstpointer           ptr1,
 382                                          gconstpointer           ptr2);
 383 static gint summary_cmp_by_label        (GtkCList               *clist,
 384                                          gconstpointer           ptr1,
 385                                          gconstpointer           ptr2);
 386 static gint summary_cmp_by_to           (GtkCList               *clist,
 387                                          gconstpointer           ptr1,
 388                                          gconstpointer           ptr2);
 389 static gint summary_cmp_by_subject      (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_locked       (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395
 396 static void news_flag_crosspost         (MsgInfo *msginfo);
 397
 398 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 399                                          gpointer        data);
 400 static void tog_searchbar_cb            (GtkWidget      *w,
 401                                          gpointer        data);
 402
 403 static void summary_find_answers        (SummaryView    *summaryview,
 404                                          MsgInfo        *msg);
 405
 406 static gboolean summary_update_msg      (gpointer source, gpointer data);
 407
 408 GtkTargetEntry summary_drag_types[2] =
 409 {
 410         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 411         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 412 };
 413
 414 static GtkItemFactoryEntry summary_popup_entries[] =
 415 {
 416         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 417         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 418         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 419         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 420         {N_("/Repl_y to/mailing _list"),
 421                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 422         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 423         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 424         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 425         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 428         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 429         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 430         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 431         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 432         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 433         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 434         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 435         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 437         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 438         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 439         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 440         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 441         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 442         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 443         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 444         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 445         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 446         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 447         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 448
 449         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 450         {N_("/Add sender to address boo_k"),
 451                                         NULL, summary_add_address_cb, 0, NULL},
 452         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 453         {N_("/Create f_ilter rule/_Automatically"),
 454                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 455         {N_("/Create f_ilter rule/by _From"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 457         {N_("/Create f_ilter rule/by _To"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 459         {N_("/Create f_ilter rule/by _Subject"),
 460                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 461         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 462         {N_("/Create processing rule/_Automatically"),
 463                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 464         {N_("/Create processing rule/by _From"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 466         {N_("/Create processing rule/by _To"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 468         {N_("/Create processing rule/by _Subject"),
 469                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 470         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 471         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 472         {N_("/_View/Open in new _window"),
 473                                         "<control><alt>N", summary_open_msg,    0, NULL},
 474         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 475         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 476         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 477         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 478         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 479 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 480
 481 static const gchar *const col_label[N_SUMMARY_COLS] = {
 482         "",             /* S_COL_MARK    */
 483         N_("S"),        /* S_COL_STATUS  */
 484         "",             /* S_COL_MIME    */
 485         N_("Subject"),  /* S_COL_SUBJECT */
 486         N_("From"),     /* S_COL_FROM    */
 487         N_("To"),       /* S_COL_TO      */
 488         N_("Date"),     /* S_COL_DATE    */
 489         N_("Size"),     /* S_COL_SIZE    */
 490         N_("#"),        /* S_COL_NUMBER  */
 491         N_("Score"),    /* S_COL_SCORE   */
 492         "",             /* S_COL_LOCKED  */
 493 };
 494
 495 #define START_LONG_OPERATION(summaryview) {                     \
 496         summary_lock(summaryview);                              \
 497         main_window_cursor_wait(summaryview->mainwin);          \
 498         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 499         folder_item_update_freeze();                            \
 500         inc_lock();                                             \
 501         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 502                       summaryview->msginfo_update_callback_id); \
 503 }
 504 #define END_LONG_OPERATION(summaryview) {                       \
 505         inc_unlock();                                           \
 506         folder_item_update_thaw();                              \
 507         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 508         main_window_cursor_normal(summaryview->mainwin);        \
 509         summary_unlock(summaryview);                            \
 510         summaryview->msginfo_update_callback_id =               \
 511                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 512                 summary_update_msg, (gpointer) summaryview);    \
 513 }
 514
 515 SummaryView *summary_create(void)
 516 {
 517         SummaryView *summaryview;
 518         GtkWidget *vbox;
 519         GtkWidget *scrolledwin;
 520         GtkWidget *ctree;
 521         GtkWidget *hbox;
 522         GtkWidget *hbox_l;
 523         GtkWidget *statlabel_folder;
 524         GtkWidget *statlabel_select;
 525         GtkWidget *statlabel_msgs;
 526         GtkWidget *hbox_spc;
 527         GtkWidget *toggle_eventbox;
 528         GtkWidget *toggle_arrow;
 529         GtkWidget *popupmenu;
 530         GtkWidget *toggle_search;
 531         GtkTooltips *search_tip;
 532         GtkItemFactory *popupfactory;
 533         gint n_entries;
 534         QuickSearch *quicksearch;
 535
 536         debug_print("Creating summary view...\n");
 537         summaryview = g_new0(SummaryView, 1);
 538
 539 #define SUMMARY_VBOX_SPACING 3
 540         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 541
 542         /* create status label */
 543         hbox = gtk_hbox_new(FALSE, 0);
 544         gtk_widget_show(hbox);
 545
 546         search_tip = gtk_tooltips_new();
 547         toggle_search = gtk_toggle_button_new();
 548         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 549                                      prefs_common.show_searchbar);
 550         gtk_widget_show(toggle_search);
 551
 552         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 553                              toggle_search,
 554                              _("Toggle quick search bar"), NULL);
 555
 556         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 557
 558         hbox_l = gtk_hbox_new(FALSE, 0);
 559         gtk_widget_show(hbox_l);
 560         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 561
 562         statlabel_folder = gtk_label_new("");
 563         gtk_widget_show(statlabel_folder);
 564         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 565         statlabel_select = gtk_label_new("");
 566         gtk_widget_show(statlabel_select);
 567         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 568
 569         /* toggle view button */
 570         toggle_eventbox = gtk_event_box_new();
 571         gtk_widget_show(toggle_eventbox);
 572         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 573         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 574         gtk_widget_show(toggle_arrow);
 575         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 576         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 577                          G_CALLBACK(summary_toggle_pressed),
 578                          summaryview);
 579
 580
 581         statlabel_msgs = gtk_label_new("");
 582         gtk_widget_show(statlabel_msgs);
 583         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 584
 585         hbox_spc = gtk_hbox_new(FALSE, 0);
 586         gtk_widget_show(hbox_spc);
 587         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 588
 589         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 590         gtk_widget_show(scrolledwin);
 591         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 592                                        GTK_POLICY_AUTOMATIC,
 593                                        GTK_POLICY_AUTOMATIC);
 594         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 595         gtk_widget_set_size_request(vbox,
 596                              prefs_common.summaryview_width,
 597                              prefs_common.summaryview_height);
 598
 599         ctree = summary_ctree_create(summaryview);
 600         gtk_widget_show(ctree);
 601
 602         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 603                                             GTK_CLIST(ctree)->hadjustment);
 604         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 605                                             GTK_CLIST(ctree)->vadjustment);
 606         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 607
 608         /* status label */
 609         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 610
 611         /* quick search */
 612         quicksearch = quicksearch_new();
 613         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 614
 615         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 616
 617         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 618                           G_CALLBACK(tog_searchbar_cb), summaryview);
 619
 620         /* create popup menu */
 621         n_entries = sizeof(summary_popup_entries) /
 622                 sizeof(summary_popup_entries[0]);
 623         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 624                                       "<SummaryView>", &popupfactory,
 625                                       summaryview);
 626
 627         summaryview->vbox = vbox;
 628         summaryview->scrolledwin = scrolledwin;
 629         summaryview->ctree = ctree;
 630         summaryview->hbox = hbox;
 631         summaryview->hbox_l = hbox_l;
 632         summaryview->statlabel_folder = statlabel_folder;
 633         summaryview->statlabel_select = statlabel_select;
 634         summaryview->statlabel_msgs = statlabel_msgs;
 635         summaryview->toggle_eventbox = toggle_eventbox;
 636         summaryview->toggle_arrow = toggle_arrow;
 637         summaryview->toggle_search = toggle_search;
 638         summaryview->popupmenu = popupmenu;
 639         summaryview->popupfactory = popupfactory;
 640         summaryview->lock_count = 0;
 641         summaryview->msginfo_update_callback_id =
 642                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 643
 644         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 645
 646         summaryview->quicksearch = quicksearch;
 647
 648         /* CLAWS: need this to get the SummaryView * from
 649          * the CList */
 650         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 651
 652         gtk_widget_show_all(vbox);
 653
 654         gtk_widget_show(vbox);
 655
 656         if (prefs_common.show_searchbar)
 657                 quicksearch_show(quicksearch);
 658         else
 659                 quicksearch_hide(quicksearch);
 660
 661         return summaryview;
 662 }
 663
 664 static void summary_set_fonts(SummaryView *summaryview)
 665 {
 666         PangoFontDescription *font_desc;
 667         gint size;
 668
 669         font_desc = pango_font_description_from_string(NORMAL_FONT);
 670         gtk_widget_modify_font(summaryview->ctree, font_desc);
 671         pango_font_description_free(font_desc);
 672
 673         if (!bold_style) {
 674                 bold_style = gtk_style_copy
 675                         (gtk_widget_get_style(summaryview->ctree));
 676                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 677                 if (font_desc) {
 678                         pango_font_description_free(bold_style->font_desc);
 679                         bold_style->font_desc = font_desc;
 680                 }
 681
 682                 pango_font_description_set_weight
 683                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 684                 bold_marked_style = gtk_style_copy(bold_style);
 685                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 686                         summaryview->color_marked;
 687                 bold_deleted_style = gtk_style_copy(bold_style);
 688                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 689                         summaryview->color_dim;
 690         }
 691
 692         font_desc = pango_font_description_new();
 693         size = pango_font_description_get_size
 694                 (summaryview->ctree->style->font_desc);
 695         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 696         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 697         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 698         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 699         pango_font_description_free(font_desc);
 700 }
 701
 702 void summary_init(SummaryView *summaryview)
 703 {
 704         GtkWidget *pixmap;
 705
 706         gtk_widget_realize(summaryview->ctree);
 707         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 708                          &markxpm, &markxpmmask);
 709         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 710                          &deletedxpm, &deletedxpmmask);
 711         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 712                          &newxpm, &newxpmmask);
 713         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 714                          &unreadxpm, &unreadxpmmask);
 715         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 716                          &repliedxpm, &repliedxpmmask);
 717         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 718                          &forwardedxpm, &forwardedxpmmask);
 719         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 720                          &clipxpm, &clipxpmmask);
 721         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 722                          &lockedxpm, &lockedxpmmask);
 723         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 724                          &ignorethreadxpm, &ignorethreadxpmmask);
 725         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 726                          &clipkeyxpm, &clipkeyxpmmask);
 727         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 728                          &keyxpm, &keyxpmmask);
 729         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 730                          &gpgsignedxpm, &gpgsignedxpmmask);
 731         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 732                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 733         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 734                          &spamxpm, &spamxpmmask);
 735
 736         summary_set_fonts(summaryview);
 737
 738         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 739         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 740         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 741         gtk_widget_show(pixmap);
 742         summaryview->folder_pixmap = pixmap;
 743
 744         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 745         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 746         gtk_widget_show(pixmap);
 747         summaryview->quick_search_pixmap = pixmap;
 748
 749         /* Init summaryview prefs */
 750         summaryview->sort_key = SORT_BY_NONE;
 751         summaryview->sort_type = SORT_ASCENDING;
 752
 753         /* Init summaryview extra data */
 754         summaryview->simplify_subject_preg = NULL;
 755
 756         summary_clear_list(summaryview);
 757         summary_set_column_titles(summaryview);
 758         summary_colorlabel_menu_create(summaryview, FALSE);
 759         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 760         summary_set_menu_sensitive(summaryview);
 761
 762 }
 763
 764 #define CURRENTLY_DISPLAYED(m) \
 765 ( (m->msgnum == displayed_msgnum) \
 766   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 767
 768 #define FOLDER_SHOWS_TO_HDR(i) \
 769 ( folder_has_parent_of_type(i, F_OUTBOX) \
 770   ||  folder_has_parent_of_type(i, F_DRAFT) \
 771   ||  folder_has_parent_of_type(i, F_QUEUE) )
 772
 773 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 774 {
 775         gboolean show_from = FALSE, show_to = FALSE;
 776         gboolean showing_from = FALSE, showing_to = FALSE;
 777         gint from_pos = 0, to_pos = 0;
 778         SummaryColumnState *col_state = summaryview->col_state;
 779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 780
 781         if (!item)
 782                 return;
 783         if(FOLDER_SHOWS_TO_HDR(item))
 784                 show_to = TRUE;
 785         else
 786                 show_from = TRUE;
 787
 788         from_pos = summaryview->col_pos[S_COL_FROM];
 789         to_pos = summaryview->col_pos[S_COL_TO];
 790         showing_from = col_state[from_pos].visible;
 791         showing_to = col_state[to_pos].visible;
 792
 793         if (showing_from && showing_to) {
 794                 debug_print("showing both\n");
 795                 return;
 796         }
 797
 798         if (!showing_from && !showing_to) {
 799                 debug_print("showing none\n");
 800                 return;
 801         }
 802
 803         debug_print("showing %s %s, must show %s %s\n",
 804                 showing_from?"From":"",
 805                 showing_to?"To":"",
 806                 show_from?"From":"",
 807                 show_to?"To":"");
 808
 809         if (showing_from == show_from && showing_to == show_to)
 810                 return;
 811         /* else we'll switch both */
 812
 813         debug_print("switching columns\n");
 814         col_state[from_pos].type = S_COL_TO;
 815         col_state[from_pos].visible = show_to;
 816
 817         col_state[to_pos].type = S_COL_FROM;
 818         col_state[to_pos].visible = show_from;
 819
 820         summaryview->col_pos[S_COL_TO] = from_pos;
 821         summaryview->col_pos[S_COL_FROM] = to_pos;
 822
 823         gtk_clist_set_column_visibility
 824                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 825         gtk_clist_set_column_visibility
 826                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 827
 828         summary_set_column_titles(summaryview);
 829 }
 830
 831 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 832 {
 833         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 834         GtkCTreeNode *node;
 835         GSList *mlist = NULL;
 836         gchar *buf;
 837         gboolean is_refresh;
 838         guint selected_msgnum = 0;
 839         guint displayed_msgnum = 0;
 840         GSList *cur;
 841         GSList *not_killed;
 842         gboolean hidden_removed = FALSE;
 843
 844         if (summary_is_locked(summaryview)) return FALSE;
 845
 846         if (!summaryview->mainwin)
 847                 return FALSE;
 848
 849         summary_switch_from_to(summaryview, item);
 850
 851         inc_lock();
 852         summary_lock(summaryview);
 853
 854         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 855
 856         if (!is_refresh)
 857                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
 858
 859         if (!prefs_common.summary_quicksearch_sticky
 860          && !prefs_common.summary_quicksearch_recurse
 861          && !quicksearch_is_running(summaryview->quicksearch)
 862          && !is_refresh) {
 863                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 864         }
 865
 866         /* STATUSBAR_POP(summaryview->mainwin); */
 867
 868         if (is_refresh) {
 869                 selected_msgnum = summary_get_msgnum(summaryview,
 870                                                      summaryview->selected);
 871                 displayed_msgnum = summary_get_msgnum(summaryview,
 872                                                       summaryview->displayed);
 873         }
 874
 875         /* process the marks if any */
 876         if (summaryview->mainwin->lock_count == 0 &&
 877             (summaryview->moved > 0 || summaryview->copied > 0)) {
 878                 AlertValue val;
 879                 gboolean changed = FALSE;
 880
 881                 val = alertpanel(_("Process mark"),
 882                                  _("Some marks are left. Process them?"),
 883                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 884                 if (G_ALERTALTERNATE == val) {
 885                         summary_unlock(summaryview);
 886                         summary_execute(summaryview);
 887                         summary_lock(summaryview);
 888                         changed = TRUE;
 889                 } else if (G_ALERTDEFAULT == val) {
 890                         /* DO NOTHING */
 891                 } else {
 892                         summary_unlock(summaryview);
 893                         inc_unlock();
 894                         return FALSE;
 895                 }
 896                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 897                         folder_update_op_count();
 898         }
 899
 900         gtk_clist_freeze(GTK_CLIST(ctree));
 901
 902         summary_clear_list(summaryview);
 903
 904         buf = NULL;
 905         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 906                 g_free(buf);
 907                 debug_print("empty folder (%p %s %p %d)\n\n",
 908                                 item,
 909                                 item?item->path:"NULL",
 910                                 item?folder_item_parent(item):0x0,
 911                                 item?item->no_select:FALSE);
 912                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 913                 summary_clear_all(summaryview);
 914                 summaryview->folder_item = item;
 915                 gtk_clist_thaw(GTK_CLIST(ctree));
 916                 summary_unlock(summaryview);
 917                 inc_unlock();
 918                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 919                         main_window_cursor_wait(summaryview->mainwin);
 920                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 921                         if (quicksearch_is_active(summaryview->quicksearch))
 922                                 quicksearch_search_subfolders(summaryview->quicksearch,
 923                                               summaryview->folderview,
 924                                               summaryview->folder_item);
 925                         main_window_cursor_normal(summaryview->mainwin);
 926                 }
 927                 return TRUE;
 928         }
 929         g_free(buf);
 930
 931         if (!is_refresh)
 932                 messageview_clear(summaryview->messageview);
 933
 934         summaryview->folder_item = item;
 935         item->opened = TRUE;
 936
 937         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 938         debug_print("%s\n", buf);
 939         STATUSBAR_PUSH(summaryview->mainwin, buf);
 940         g_free(buf);
 941
 942         main_window_cursor_wait(summaryview->mainwin);
 943
 944         mlist = folder_item_get_msg_list(item);
 945
 946         if (summaryview->folder_item->hide_read_msgs &&
 947             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 948                 GSList *not_killed;
 949
 950                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 951                 not_killed = NULL;
 952                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 953                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 954
 955                         if (!msginfo->hidden) {
 956                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 957                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 958                                         not_killed = g_slist_prepend(not_killed, msginfo);
 959                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 960                                          MSG_IS_LOCKED(msginfo->flags))
 961                                         not_killed = g_slist_prepend(not_killed, msginfo);
 962                                 else if (is_refresh &&
 963                                         (msginfo->msgnum == selected_msgnum ||
 964                                          msginfo->msgnum == displayed_msgnum))
 965                                         not_killed = g_slist_prepend(not_killed, msginfo);
 966                                 else
 967                                         procmsg_msginfo_free(msginfo);
 968                          } else
 969                                 procmsg_msginfo_free(msginfo);
 970                 }
 971                 hidden_removed = TRUE;
 972                 g_slist_free(mlist);
 973                 mlist = not_killed;
 974         } else {
 975                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 976         }
 977
 978         if (quicksearch_is_active(summaryview->quicksearch)) {
 979                 GSList *not_killed;
 980                 gint num = 0, total = summaryview->folder_item->total_msgs;
 981                 statusbar_print_all(_("Searching in %s... \n"),
 982                         summaryview->folder_item->path ?
 983                         summaryview->folder_item->path : "(null)");
 984                 not_killed = NULL;
 985                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 986                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 987
 988                         statusbar_progress_all(num++,total, 50);
 989
 990                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 991                                 not_killed = g_slist_prepend(not_killed, msginfo);
 992                         else
 993                                 procmsg_msginfo_free(msginfo);
 994                         GTK_EVENTS_FLUSH();
 995                         if (!quicksearch_is_active(summaryview->quicksearch)) {
 996                                 break;
 997                         }
 998                 }
 999                 statusbar_progress_all(0,0,0);
1000                 statusbar_pop_all();
1001
1002                 hidden_removed = TRUE;
1003                 if (quicksearch_is_running(summaryview->quicksearch)) {
1004                         /* only scan subfolders when quicksearch changed,
1005                          * not when search is the same and folder changed */
1006                         main_window_cursor_wait(summaryview->mainwin);
1007                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
1008                         quicksearch_search_subfolders(summaryview->quicksearch,
1009                                               summaryview->folderview,
1010                                               summaryview->folder_item);
1011                         main_window_cursor_normal(summaryview->mainwin);
1012                 }
1013
1014                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1015                         debug_print("search cancelled!\n");
1016                         gtk_clist_thaw(GTK_CLIST(ctree));
1017                         STATUSBAR_POP(summaryview->mainwin);
1018                         main_window_cursor_normal(summaryview->mainwin);
1019                         summary_unlock(summaryview);
1020                         inc_unlock();
1021                         summary_show(summaryview, summaryview->folder_item);
1022                         return FALSE;
1023                 }
1024                 g_slist_free(mlist);
1025                 mlist = not_killed;
1026         }
1027
1028         if (!hidden_removed) {
1029                 START_TIMING("removing hidden");
1030                 not_killed = NULL;
1031                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1032                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1033
1034                         if (!msginfo->hidden)
1035                                 not_killed = g_slist_prepend(not_killed, msginfo);
1036                         else
1037                                 procmsg_msginfo_free(msginfo);
1038                 }
1039                 g_slist_free(mlist);
1040                 mlist = not_killed;
1041                 END_TIMING();
1042         }
1043
1044         STATUSBAR_POP(summaryview->mainwin);
1045
1046         /* set ctree and hash table from the msginfo list, and
1047            create the thread */
1048         summary_set_ctree_from_list(summaryview, mlist);
1049
1050         g_slist_free(mlist);
1051
1052         if (is_refresh) {
1053                 summaryview->displayed =
1054                         summary_find_msg_by_msgnum(summaryview,
1055                                                    displayed_msgnum);
1056                 if (!summaryview->displayed)
1057                         messageview_clear(summaryview->messageview);
1058                 summary_unlock(summaryview);
1059                 summary_select_by_msgnum(summaryview, selected_msgnum);
1060                 summary_lock(summaryview);
1061                 if (!summaryview->selected) {
1062                         /* no selected message - select first unread
1063                            message, but do not display it */
1064                         node = summary_find_next_flagged_msg(summaryview, NULL,
1065                                                              MSG_UNREAD, FALSE);
1066                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1067                                 node = gtk_ctree_node_nth
1068                                         (ctree,
1069                                          item->sort_type == SORT_DESCENDING
1070                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1071                         summary_unlock(summaryview);
1072                         summary_select_node(summaryview, node, FALSE, TRUE);
1073                         summary_lock(summaryview);
1074                 }
1075         } else {
1076                 switch (prefs_common.select_on_entry) {
1077                         case SELECTONENTRY_MNU:
1078                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1079                                                                      MSG_MARKED, FALSE);
1080                                 if (node == NULL)
1081                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1082                                                                      MSG_NEW, FALSE);
1083                                 if (node == NULL)
1084                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1085                                                                      MSG_UNREAD, FALSE);
1086                                 break;
1087                         case SELECTONENTRY_MUN:
1088                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1089                                                                      MSG_MARKED, FALSE);
1090                                 if (node == NULL)
1091                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1092                                                                      MSG_UNREAD, FALSE);
1093                                 if (node == NULL)
1094                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1095                                                                      MSG_NEW, FALSE);
1096                                 break;
1097                         case SELECTONENTRY_NMU:
1098                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1099                                                                      MSG_NEW, FALSE);
1100                                 if (node == NULL)
1101                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1102                                                                      MSG_MARKED, FALSE);
1103                                 if (node == NULL)
1104                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1105                                                                      MSG_UNREAD, FALSE);
1106                                 break;
1107                         case SELECTONENTRY_NUM:
1108                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1109                                                                      MSG_NEW, FALSE);
1110                                 if (node == NULL)
1111                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1112                                                                      MSG_UNREAD, FALSE);
1113                                 if (node == NULL)
1114                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1115                                                                      MSG_MARKED, FALSE);
1116                                 break;
1117                         case SELECTONENTRY_UNM:
1118                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1119                                                                      MSG_UNREAD, FALSE);
1120                                 if (node == NULL)
1121                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1122                                                                      MSG_NEW, FALSE);
1123                                 if (node == NULL)
1124                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1125                                                                      MSG_MARKED, FALSE);
1126                                 break;
1127                         case SELECTONENTRY_UMN:
1128                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1129                                                                      MSG_UNREAD, FALSE);
1130                                 if (node == NULL)
1131                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1132                                                                      MSG_MARKED, FALSE);
1133                                 if (node == NULL)
1134                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1135                                                                      MSG_NEW, FALSE);
1136                                 break;
1137                         default:
1138                                 node = NULL;
1139                 }
1140
1141                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1142                         node = gtk_ctree_node_nth
1143                                 (ctree,
1144                                  item->sort_type == SORT_DESCENDING
1145                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1146                 }
1147                 summary_unlock(summaryview);
1148                 summary_select_node(summaryview, node,
1149                                     prefs_common.always_show_msg,
1150                                     TRUE);
1151                 summary_lock(summaryview);
1152         }
1153
1154         summary_status_show(summaryview);
1155         summary_set_menu_sensitive(summaryview);
1156         toolbar_main_set_sensitive(summaryview->mainwin);
1157
1158         gtk_clist_thaw(GTK_CLIST(ctree));
1159         debug_print("\n");
1160         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1161         STATUSBAR_POP(summaryview->mainwin);
1162         main_window_cursor_normal(summaryview->mainwin);
1163         summary_unlock(summaryview);
1164         inc_unlock();
1165
1166         return TRUE;
1167 }
1168
1169 #undef CURRENTLY_DISPLAYED
1170
1171
1172 void summary_clear_list(SummaryView *summaryview)
1173 {
1174         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1175         gint optimal_width;
1176
1177         gtk_clist_freeze(clist);
1178
1179         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1180                                 NULL, summary_free_msginfo_func, NULL);
1181
1182         if (summaryview->folder_item) {
1183                 summaryview->folder_item->opened = FALSE;
1184                 summaryview->folder_item = NULL;
1185         }
1186
1187         summaryview->display_msg = FALSE;
1188
1189         summaryview->selected = NULL;
1190         summaryview->displayed = NULL;
1191         summaryview->total_size = 0;
1192         summaryview->deleted = summaryview->moved = 0;
1193         summaryview->copied = 0;
1194         if (summaryview->msgid_table) {
1195                 g_hash_table_destroy(summaryview->msgid_table);
1196                 summaryview->msgid_table = NULL;
1197         }
1198         if (summaryview->subject_table) {
1199                 g_hash_table_destroy(summaryview->subject_table);
1200                 summaryview->subject_table = NULL;
1201         }
1202         summaryview->mlist = NULL;
1203
1204         gtk_clist_clear(clist);
1205         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1206                 optimal_width = gtk_clist_optimal_column_width
1207                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1208                 gtk_clist_set_column_width
1209                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1210                          optimal_width);
1211         }
1212
1213         gtk_clist_thaw(clist);
1214 }
1215
1216 void summary_clear_all(SummaryView *summaryview)
1217 {
1218         messageview_clear(summaryview->messageview);
1219         summary_clear_list(summaryview);
1220         summary_set_menu_sensitive(summaryview);
1221         toolbar_main_set_sensitive(summaryview->mainwin);
1222         summary_status_show(summaryview);
1223 }
1224
1225 void summary_lock(SummaryView *summaryview)
1226 {
1227         summaryview->lock_count++;
1228 }
1229
1230 void summary_unlock(SummaryView *summaryview)
1231 {
1232         if (summaryview->lock_count)
1233                 summaryview->lock_count--;
1234 }
1235
1236 gboolean summary_is_locked(SummaryView *summaryview)
1237 {
1238         return summaryview->lock_count > 0;
1239 }
1240
1241 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1242 {
1243         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1244         SummarySelection selection;
1245
1246         if (!clist->row_list)
1247                 selection = SUMMARY_NONE;
1248         else if (!clist->selection)
1249                 selection = SUMMARY_SELECTED_NONE;
1250         else if (!clist->selection->next)
1251                 selection = SUMMARY_SELECTED_SINGLE;
1252         else
1253                 selection = SUMMARY_SELECTED_MULTIPLE;
1254
1255         return selection;
1256 }
1257
1258 /*!
1259  *\return       MsgInfo * Selected message if there's one selected;
1260  *              if multiple selected, or none, return NULL.
1261  */
1262 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1263 {
1264         /* summaryview->selected may be valid when multiple
1265          * messages were selected */
1266         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1267
1268         if (sellist == NULL || sellist->next)
1269                 return NULL;
1270
1271         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1272 }
1273
1274 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1275 {
1276         GSList *mlist = NULL;
1277         GList *cur;
1278         MsgInfo *msginfo;
1279
1280         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1281              cur = cur->next) {
1282                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1283                 mlist = g_slist_prepend(mlist, msginfo);
1284         }
1285
1286         mlist = g_slist_reverse(mlist);
1287
1288         return mlist;
1289 }
1290
1291 GSList *summary_get_msg_list(SummaryView *summaryview)
1292 {
1293         GSList *mlist = NULL;
1294         GtkCTree *ctree;
1295         GtkCTreeNode *node;
1296         MsgInfo *msginfo;
1297
1298         ctree = GTK_CTREE(summaryview->ctree);
1299
1300         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1301              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1302                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1303                 mlist = g_slist_prepend(mlist, msginfo);
1304         }
1305
1306         mlist = g_slist_reverse(mlist);
1307
1308         return mlist;
1309 }
1310
1311 void summary_set_menu_sensitive(SummaryView *summaryview)
1312 {
1313         GtkItemFactory *ifactory = summaryview->popupfactory;
1314         SensitiveCond state;
1315         gboolean sensitive;
1316         GtkWidget *menuitem;
1317         gint i;
1318
1319         static const struct {
1320                 gchar *const entry;
1321                 SensitiveCond cond;
1322         } entry[] = {
1323                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1324                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1325                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1326                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1327                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1328
1329                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1330                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1331                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1332
1333                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1334                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1335                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1336                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1337
1338                 {"/Mark"                        , M_TARGET_EXIST},
1339                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1340                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1341                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1342                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1343                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1344                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1345                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1346                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1347                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1348                 {"/Color label"                 , M_TARGET_EXIST},
1349
1350                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1351                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1352                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1353
1354                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1355                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1356                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1357                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1358                 {"/Save as..."                  , M_TARGET_EXIST},
1359                 {"/Print..."                    , M_TARGET_EXIST},
1360                 {NULL, 0}
1361         };
1362
1363         main_window_set_menu_sensitive(summaryview->mainwin);
1364
1365         state = main_window_get_current_state(summaryview->mainwin);
1366
1367         for (i = 0; entry[i].entry != NULL; i++) {
1368                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1369                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1370         }
1371
1372
1373         summary_lock(summaryview);
1374         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1375         if (summaryview->messageview
1376         &&  summaryview->messageview->mimeview
1377         &&  summaryview->messageview->mimeview->textview)
1378                 gtk_check_menu_item_set_active
1379                         (GTK_CHECK_MENU_ITEM(menuitem),
1380                          summaryview->messageview->mimeview->textview->show_all_headers);
1381         summary_unlock(summaryview);
1382 }
1383
1384 void summary_select_prev_unread(SummaryView *summaryview)
1385 {
1386         GtkCTreeNode *node;
1387         gboolean skip_cur = FALSE;
1388
1389         if (summaryview->displayed
1390         &&  summaryview->selected == summaryview->displayed) {
1391                 debug_print("skipping current\n");
1392                 skip_cur = TRUE;
1393         }
1394
1395         node = summary_find_prev_flagged_msg
1396                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1397
1398         if (!node || node == summaryview->selected) {
1399                 AlertValue val = 0;
1400
1401                 switch (prefs_common.next_unread_msg_dialog) {
1402                         case NEXTUNREADMSGDIALOG_ALWAYS:
1403                                 val = alertpanel(_("No more unread messages"),
1404                                                  _("No unread message found. "
1405                                                    "Search from the end?"),
1406                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1407                                 break;
1408                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1409                                 val = G_ALERTALTERNATE;
1410                                 break;
1411                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1412                                 val = !G_ALERTALTERNATE;
1413                                 break;
1414                         default:
1415                                 debug_print(
1416                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1417                 }
1418                 if (val != G_ALERTALTERNATE) return;
1419                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1420                                                      MSG_UNREAD, FALSE);
1421         }
1422
1423         if (!node)
1424                 alertpanel_notice(_("No unread messages."));
1425         else
1426                 summary_select_node(summaryview, node, TRUE, FALSE);
1427 }
1428
1429 void summary_select_next_unread(SummaryView *summaryview)
1430 {
1431         GtkCTreeNode *node = summaryview->selected;
1432         gboolean skip_cur = FALSE;
1433
1434         if (summaryview->displayed
1435         &&  summaryview->selected == summaryview->displayed) {
1436                 debug_print("skipping cur (%p %p)\n",
1437                         summaryview->displayed, summaryview->selected);
1438                 skip_cur = TRUE;
1439         }
1440
1441
1442         node = summary_find_next_flagged_msg
1443                 (summaryview, node, MSG_UNREAD, skip_cur);
1444
1445         if (node)
1446                 summary_select_node(summaryview, node, TRUE, FALSE);
1447         else {
1448                 node = summary_find_next_flagged_msg
1449                         (summaryview, NULL, MSG_UNREAD, FALSE);
1450                 if (node == NULL || node == summaryview->selected) {
1451                         AlertValue val = 0;
1452
1453                         switch (prefs_common.next_unread_msg_dialog) {
1454                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1455                                         val = alertpanel(_("No more unread messages"),
1456                                                          _("No unread message found. "
1457                                                            "Go to next folder?"),
1458                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1459                                         break;
1460                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1461                                         val = G_ALERTALTERNATE;
1462                                         break;
1463                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1464                                         val = G_ALERTOTHER;
1465                                         break;
1466                                 default:
1467                                         debug_print(
1468                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1469                         }
1470
1471                         if (val == G_ALERTALTERNATE) {
1472                                 folderview_select_next_unread(summaryview->folderview);
1473                                 return;
1474                         }
1475                         else
1476                                 return;
1477                 } else
1478                         summary_select_node(summaryview, node, TRUE, FALSE);
1479
1480         }
1481 }
1482
1483 void summary_select_prev_new(SummaryView *summaryview)
1484 {
1485         GtkCTreeNode *node;
1486         gboolean skip_cur = FALSE;
1487
1488         if (summaryview->displayed
1489         &&  summaryview->selected == summaryview->displayed) {
1490                 debug_print("skipping current\n");
1491                 skip_cur = TRUE;
1492         }
1493
1494         node = summary_find_prev_flagged_msg
1495                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1496
1497         if (!node || node == summaryview->selected) {
1498                 AlertValue val = 0;
1499
1500                 switch (prefs_common.next_unread_msg_dialog) {
1501                         case NEXTUNREADMSGDIALOG_ALWAYS:
1502                                 val = alertpanel(_("No more new messages"),
1503                                                  _("No new message found. "
1504                                                    "Search from the end?"),
1505                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1506                                 break;
1507                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1508                                 val = G_ALERTALTERNATE;
1509                                 break;
1510                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1511                                 val = !G_ALERTALTERNATE;
1512                                 break;
1513                         default:
1514                                 debug_print(
1515                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1516                 }
1517                 if (val != G_ALERTALTERNATE) return;
1518                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1519                                                      MSG_NEW, FALSE);
1520         }
1521
1522         if (!node)
1523                 alertpanel_notice(_("No new messages."));
1524         else
1525                 summary_select_node(summaryview, node, TRUE, FALSE);
1526 }
1527
1528 void summary_select_next_new(SummaryView *summaryview)
1529 {
1530         GtkCTreeNode *node = summaryview->selected;
1531         gboolean skip_cur = FALSE;
1532
1533         if (summaryview->displayed
1534         &&  summaryview->selected == summaryview->displayed) {
1535                 debug_print("skipping cur (%p %p)\n",
1536                         summaryview->displayed, summaryview->selected);
1537                 skip_cur = TRUE;
1538         }
1539
1540
1541         node = summary_find_next_flagged_msg
1542                 (summaryview, node, MSG_NEW, skip_cur);
1543
1544         if (node)
1545                 summary_select_node(summaryview, node, TRUE, FALSE);
1546         else {
1547                 node = summary_find_next_flagged_msg
1548                         (summaryview, NULL, MSG_NEW, FALSE);
1549                 if (node == NULL || node == summaryview->selected) {
1550                         AlertValue val = 0;
1551
1552                         switch (prefs_common.next_unread_msg_dialog) {
1553                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1554                                         val = alertpanel(_("No more new messages"),
1555                                                          _("No new message found. "
1556                                                            "Go to next folder?"),
1557                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1558                                         break;
1559                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1560                                         val = G_ALERTALTERNATE;
1561                                         break;
1562                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1563                                         val = G_ALERTOTHER;
1564                                         break;
1565                                 default:
1566                                         debug_print(
1567                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1568                         }
1569
1570                         if (val == G_ALERTALTERNATE) {
1571                                 folderview_select_next_new(summaryview->folderview);
1572                                 return;
1573                         }
1574                         else
1575                                 return;
1576                 } else
1577                         summary_select_node(summaryview, node, TRUE, FALSE);
1578
1579         }
1580 }
1581
1582 void summary_select_prev_marked(SummaryView *summaryview)
1583 {
1584         GtkCTreeNode *node;
1585
1586         node = summary_find_prev_flagged_msg
1587                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1588
1589         if (!node) {
1590                 AlertValue val;
1591
1592                 val = alertpanel(_("No more marked messages"),
1593                                  _("No marked message found. "
1594                                    "Search from the end?"),
1595                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1596                 if (val != G_ALERTALTERNATE) return;
1597                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1598                                                      MSG_MARKED, TRUE);
1599         }
1600
1601         if (!node)
1602                 alertpanel_notice(_("No marked messages."));
1603         else
1604                 summary_select_node(summaryview, node, TRUE, FALSE);
1605 }
1606
1607 void summary_select_next_marked(SummaryView *summaryview)
1608 {
1609         GtkCTreeNode *node;
1610
1611         node = summary_find_next_flagged_msg
1612                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1613
1614         if (!node) {
1615                 AlertValue val;
1616
1617                 val = alertpanel(_("No more marked messages"),
1618                                  _("No marked message found. "
1619                                    "Search from the beginning?"),
1620                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1621                 if (val != G_ALERTALTERNATE) return;
1622                 node = summary_find_next_flagged_msg(summaryview, NULL,
1623                                                      MSG_MARKED, TRUE);
1624         }
1625
1626         if (!node)
1627                 alertpanel_notice(_("No marked messages."));
1628         else
1629                 summary_select_node(summaryview, node, TRUE, FALSE);
1630 }
1631
1632 void summary_select_prev_labeled(SummaryView *summaryview)
1633 {
1634         GtkCTreeNode *node;
1635
1636         node = summary_find_prev_flagged_msg
1637                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1638
1639         if (!node) {
1640                 AlertValue val;
1641
1642                 val = alertpanel(_("No more labeled messages"),
1643                                  _("No labeled message found. "
1644                                    "Search from the end?"),
1645                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1646                 if (val != G_ALERTALTERNATE) return;
1647                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1648                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1649         }
1650
1651         if (!node)
1652                 alertpanel_notice(_("No labeled messages."));
1653         else
1654                 summary_select_node(summaryview, node, TRUE, FALSE);
1655 }
1656
1657 void summary_select_next_labeled(SummaryView *summaryview)
1658 {
1659         GtkCTreeNode *node;
1660
1661         node = summary_find_next_flagged_msg
1662                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1663
1664         if (!node) {
1665                 AlertValue val;
1666
1667                 val = alertpanel(_("No more labeled messages"),
1668                                  _("No labeled message found. "
1669                                    "Search from the beginning?"),
1670                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1671                 if (val != G_ALERTALTERNATE) return;
1672                 node = summary_find_next_flagged_msg(summaryview, NULL,
1673                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1674         }
1675
1676         if (!node)
1677                 alertpanel_notice(_("No labeled messages."));
1678         else
1679                 summary_select_node(summaryview, node, TRUE, FALSE);
1680 }
1681
1682 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1683 {
1684         GtkCTreeNode *node;
1685
1686         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1687         summary_select_node(summaryview, node, FALSE, TRUE);
1688 }
1689
1690 /**
1691  * summary_select_node:
1692  * @summaryview: Summary view.
1693  * @node: Summary tree node.
1694  * @display_msg: TRUE to display the selected message.
1695  * @do_refresh: TRUE to refresh the widget.
1696  *
1697  * Select @node (bringing it into view by scrolling and expanding its
1698  * thread, if necessary) and unselect all others.  If @display_msg is
1699  * TRUE, display the corresponding message in the message view.
1700  * If @do_refresh is TRUE, the widget is refreshed.
1701  **/
1702 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1703                          gboolean display_msg, gboolean do_refresh)
1704 {
1705         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1706         if (summary_is_locked(summaryview))
1707                 return;
1708         if (!summaryview->folder_item)
1709                 return;
1710         if (node) {
1711                 gtkut_ctree_expand_parent_all(ctree, node);
1712                 if (do_refresh) {
1713                         summary_lock(summaryview);
1714                         GTK_EVENTS_FLUSH();
1715                         summary_unlock(summaryview);
1716                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1717                         if (GTK_CTREE_ROW(node) == NULL) {
1718                                 g_warning("crash avoidance hack 1\n");
1719                                 return;
1720                         }
1721                         if (((GtkCListRow *)(GTK_CTREE_ROW(node)))->state < GTK_STATE_NORMAL
1722                         ||  ((GtkCListRow *)(GTK_CTREE_ROW(node)))->state > GTK_STATE_INSENSITIVE) {
1723                                 g_warning("crash avoidance hack 2\n");
1724                                 return;
1725                         }
1726                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1727                 }
1728                 summary_unselect_all(summaryview);
1729                 if (display_msg && summaryview->displayed == node)
1730                         summaryview->displayed = NULL;
1731                 summaryview->display_msg = display_msg;
1732                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1733                 if (summaryview->selected == NULL)
1734                         summaryview->selected = node;
1735         }
1736 }
1737
1738 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1739 {
1740         GtkCTree *ctree =NULL;
1741         MsgInfo *msginfo;
1742
1743         if (!summaryview)
1744                 return 0;
1745         ctree = GTK_CTREE(summaryview->ctree);
1746         if (!node)
1747                 return 0;
1748         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1749         if (msginfo)
1750                 return msginfo->msgnum;
1751         else
1752                 return -1;
1753 }
1754
1755 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1756                                            GtkCTreeNode *current_node)
1757 {
1758         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1759         GtkCTreeNode *node;
1760         MsgInfo *msginfo;
1761
1762         if (current_node)
1763                 node = current_node;
1764         else
1765                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1766
1767         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1768                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1769                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1770         }
1771
1772         return node;
1773 }
1774
1775 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1776                                            GtkCTreeNode *current_node)
1777 {
1778         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1779         GtkCTreeNode *node;
1780         MsgInfo *msginfo;
1781
1782         if (current_node)
1783                 node = current_node;
1784         else
1785                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1786
1787         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1788                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1789                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1790                 && !MSG_IS_MOVE(msginfo->flags)) break;
1791         }
1792
1793         return node;
1794 }
1795
1796 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1797                                                    GtkCTreeNode *current_node,
1798                                                    MsgPermFlags flags,
1799                                                    gboolean start_from_prev)
1800 {
1801         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1802         GtkCTreeNode *node;
1803         MsgInfo *msginfo;
1804
1805         if (current_node) {
1806                 if (start_from_prev)
1807                         node = GTK_CTREE_NODE_PREV(current_node);
1808                 else
1809                         node = current_node;
1810         } else
1811                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1812
1813         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1814                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1815                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1816         }
1817
1818         return node;
1819 }
1820
1821 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1822                                                    GtkCTreeNode *current_node,
1823                                                    MsgPermFlags flags,
1824                                                    gboolean start_from_next)
1825 {
1826         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1827         GtkCTreeNode *node;
1828         MsgInfo *msginfo;
1829
1830         if (current_node) {
1831                 if (start_from_next)
1832                         node = gtkut_ctree_node_next(ctree, current_node);
1833                 else
1834                         node = current_node;
1835         } else
1836                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1837
1838         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1839                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1840                 /* Find msg with matching flags but ignore messages with
1841                    ignore flags, if searching for new or unread messages */
1842                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1843                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1844                         )
1845                         break;
1846         }
1847
1848         return node;
1849 }
1850
1851 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1852                                                 guint msgnum)
1853 {
1854         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1855         GtkCTreeNode *node;
1856         MsgInfo *msginfo;
1857
1858         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1859
1860         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1861                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1862                 if (msginfo && msginfo->msgnum == msgnum) break;
1863         }
1864
1865         return node;
1866 }
1867
1868 static guint attract_hash_func(gconstpointer key)
1869 {
1870         gchar *str;
1871         gchar *p;
1872         guint h;
1873
1874         Xstrdup_a(str, (const gchar *)key, return 0);
1875         trim_subject(str);
1876
1877         p = str;
1878         h = *p;
1879
1880         if (h) {
1881                 for (p += 1; *p != '\0'; p++)
1882                         h = (h << 5) - h + *p;
1883         }
1884
1885         return h;
1886 }
1887
1888 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1889 {
1890         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1891 }
1892
1893 void summary_attract_by_subject(SummaryView *summaryview)
1894 {
1895         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1896         GtkCList *clist = GTK_CLIST(ctree);
1897         GtkCTreeNode *src_node;
1898         GtkCTreeNode *dst_node, *sibling;
1899         GtkCTreeNode *tmp;
1900         MsgInfo *src_msginfo, *dst_msginfo;
1901         GHashTable *subject_table;
1902
1903         debug_print("Attracting messages by subject...");
1904         STATUSBAR_PUSH(summaryview->mainwin,
1905                        _("Attracting messages by subject..."));
1906
1907         main_window_cursor_wait(summaryview->mainwin);
1908         gtk_clist_freeze(clist);
1909
1910         subject_table = g_hash_table_new(attract_hash_func,
1911                                          attract_compare_func);
1912
1913         for (src_node = GTK_CTREE_NODE(clist->row_list);
1914              src_node != NULL;
1915              src_node = tmp) {
1916                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1917                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1918                 if (!src_msginfo) continue;
1919                 if (!src_msginfo->subject) continue;
1920
1921                 /* find attracting node */
1922                 dst_node = g_hash_table_lookup(subject_table,
1923                                                src_msginfo->subject);
1924
1925                 if (dst_node) {
1926                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1927
1928                         /* if the time difference is more than 20 days,
1929                            don't attract */
1930                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1931                             > 60 * 60 * 24 * 20)
1932                                 continue;
1933
1934                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1935                         if (src_node != sibling)
1936                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1937                 }
1938
1939                 g_hash_table_insert(subject_table,
1940                                     src_msginfo->subject, src_node);
1941         }
1942
1943         g_hash_table_destroy(subject_table);
1944
1945         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
1946
1947         gtk_clist_thaw(clist);
1948
1949         debug_print("done.\n");
1950         STATUSBAR_POP(summaryview->mainwin);
1951
1952         main_window_cursor_normal(summaryview->mainwin);
1953 }
1954
1955 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1956                                       gpointer data)
1957 {
1958         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1959
1960         if (msginfo)
1961                 procmsg_msginfo_free(msginfo);
1962 }
1963
1964 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1965                                    gpointer data)
1966 {
1967         SummaryView *summaryview = data;
1968         MsgInfo *msginfo;
1969
1970         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1971
1972         if (msginfo && msginfo->folder && msginfo->folder->folder &&
1973             msginfo->folder->folder->klass->type == F_NEWS)
1974                 news_flag_crosspost(msginfo);
1975
1976         if (MSG_IS_DELETED(msginfo->flags))
1977                 summaryview->deleted++;
1978
1979         summaryview->total_size += msginfo->size;
1980
1981         summary_set_row_marks(summaryview, node);
1982 }
1983
1984 static void summary_update_status(SummaryView *summaryview)
1985 {
1986         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1987         GtkCTreeNode *node;
1988         MsgInfo *msginfo;
1989
1990         summaryview->total_size =
1991         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1992
1993         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1994              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1995                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1996
1997                 if (MSG_IS_DELETED(msginfo->flags))
1998                         summaryview->deleted++;
1999                 if (MSG_IS_MOVE(msginfo->flags))
2000                         summaryview->moved++;
2001                 if (MSG_IS_COPY(msginfo->flags))
2002                         summaryview->copied++;
2003                 summaryview->total_size += msginfo->size;
2004         }
2005 }
2006
2007 static void summary_status_show(SummaryView *summaryview)
2008 {
2009         gchar *str;
2010         gchar *del, *mv, *cp;
2011         gchar *sel;
2012         gchar *spc;
2013         gchar *itstr;
2014         GList *rowlist, *cur;
2015         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2016         off_t sel_size = 0, n_size = 0;
2017         MsgInfo *msginfo;
2018         gchar *name;
2019
2020         if (!summaryview->folder_item) {
2021                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2022                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2023                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2024                 return;
2025         }
2026
2027         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2028         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2029                 msginfo = gtk_ctree_node_get_row_data
2030                         (GTK_CTREE(summaryview->ctree),
2031                          GTK_CTREE_NODE(cur->data));
2032                 if (msginfo) {
2033                         sel_size += msginfo->size;
2034                         n_selected++;
2035                 }
2036         }
2037
2038         if (summaryview->folder_item->hide_read_msgs
2039         || quicksearch_is_active(summaryview->quicksearch)) {
2040                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2041                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2042                         msginfo = gtk_ctree_node_get_row_data
2043                                 (GTK_CTREE(summaryview->ctree),
2044                                  GTK_CTREE_NODE(cur));
2045                         if (msginfo) {
2046                                 n_size += msginfo->size;
2047                                 n_total++;
2048                                 if (MSG_IS_NEW(msginfo->flags))
2049                                         n_new++;
2050                                 if (MSG_IS_UNREAD(msginfo->flags))
2051                                         n_unread++;
2052                         }
2053                 }
2054         } else {
2055                 n_new = summaryview->folder_item->new_msgs;
2056                 n_unread = summaryview->folder_item->unread_msgs;
2057                 n_total = summaryview->folder_item->total_msgs;
2058                 n_size = summaryview->total_size;
2059         }
2060
2061         name = folder_item_get_name(summaryview->folder_item);
2062         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2063         g_free(name);
2064
2065         if (summaryview->deleted)
2066                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2067         else
2068                 del = g_strdup("");
2069         if (summaryview->moved)
2070                 mv = g_strdup_printf(_("%s%d moved"),
2071                                      summaryview->deleted ? _(", ") : "",
2072                                      summaryview->moved);
2073         else
2074                 mv = g_strdup("");
2075         if (summaryview->copied)
2076                 cp = g_strdup_printf(_("%s%d copied"),
2077                                      summaryview->deleted ||
2078                                      summaryview->moved ? _(", ") : "",
2079                                      summaryview->copied);
2080         else
2081                 cp = g_strdup("");
2082
2083         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2084                 spc = "    ";
2085         else
2086                 spc = "";
2087
2088         if (n_selected) {
2089                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2090                 if (n_selected == 1)
2091                         itstr = g_strdup(_(" item selected"));
2092                 else
2093                         itstr = g_strdup(_(" items selected"));
2094         } else {
2095                 sel = g_strdup("");
2096                 itstr = g_strdup("");
2097         }
2098
2099         str = g_strconcat(n_selected ? itos(n_selected) : "",
2100                                         itstr, sel, spc, del, mv, cp, NULL);
2101         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2102         g_free(str);
2103         g_free(sel);
2104         g_free(del);
2105         g_free(mv);
2106         g_free(cp);
2107         g_free(itstr);
2108
2109         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2110
2111                                       n_new, n_unread, n_total,
2112                                       to_human_readable(n_size));
2113         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2114         g_free(str);
2115 }
2116
2117 static void summary_set_column_titles(SummaryView *summaryview)
2118 {
2119         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2120         FolderItem *item = summaryview->folder_item;
2121         GtkWidget *hbox;
2122         GtkWidget *label;
2123         GtkWidget *arrow;
2124         gint pos;
2125         const gchar *title;
2126         SummaryColumnType type;
2127         GtkJustification justify;
2128
2129         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2130                 SORT_BY_MARK,
2131                 SORT_BY_STATUS,
2132                 SORT_BY_MIME,
2133                 SORT_BY_SUBJECT,
2134                 SORT_BY_FROM,
2135                 SORT_BY_TO,
2136                 SORT_BY_DATE,
2137                 SORT_BY_SIZE,
2138                 SORT_BY_NUMBER,
2139                 SORT_BY_SCORE,
2140                 SORT_BY_LOCKED
2141         };
2142
2143         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2144                 type = summaryview->col_state[pos].type;
2145
2146                 /* CLAWS: mime and unread are single char headers */
2147                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2148                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2149
2150                 switch (type) {
2151                 case S_COL_SUBJECT:
2152                 case S_COL_FROM:
2153                 case S_COL_TO:
2154                 case S_COL_DATE:
2155                 case S_COL_NUMBER:
2156                         if(type == S_COL_FROM && item != NULL &&
2157                                         FOLDER_SHOWS_TO_HDR(item))
2158                                 type = S_COL_TO;
2159                         if (prefs_common.trans_hdr)
2160                                 title = gettext(col_label[type]);
2161                         else
2162                                 title = col_label[type];
2163                         break;
2164                 default:
2165                         title = gettext(col_label[type]);
2166                 }
2167
2168                 if (type == S_COL_MIME) {
2169                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2170                         gtk_widget_show(label);
2171                         gtk_clist_set_column_widget(clist, pos, label);
2172                         continue;
2173                 } else if (type == S_COL_MARK) {
2174                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2175                         gtk_widget_show(label);
2176                         gtk_clist_set_column_widget(clist, pos, label);
2177                         continue;
2178                 } else if (type == S_COL_LOCKED) {
2179                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2180                         gtk_widget_show(label);
2181                         gtk_clist_set_column_widget(clist, pos, label);
2182                         continue;
2183                 } else if (type == S_COL_STATUS) {
2184                         gtk_clist_set_column_title(clist, pos, title);
2185                         continue;
2186                 }
2187
2188                 hbox  = gtk_hbox_new(FALSE, 4);
2189                 label = gtk_label_new(title);
2190
2191                 if (justify == GTK_JUSTIFY_RIGHT)
2192                         gtk_box_pack_end(GTK_BOX(hbox), label,
2193                                          FALSE, FALSE, 0);
2194                 else
2195                         gtk_box_pack_start(GTK_BOX(hbox), label,
2196                                            FALSE, FALSE, 0);
2197
2198                 if (summaryview->sort_key == sort_by[type]) {
2199                         arrow = gtk_arrow_new
2200                                 (summaryview->sort_type == SORT_ASCENDING
2201                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2202                                  GTK_SHADOW_IN);
2203                         if (justify == GTK_JUSTIFY_RIGHT)
2204                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2205                                                    FALSE, FALSE, 0);
2206                         else
2207                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2208                                                  FALSE, FALSE, 0);
2209                 }
2210
2211                 gtk_widget_show_all(hbox);
2212                 gtk_clist_set_column_widget(clist, pos, hbox);
2213         }
2214 }
2215
2216 void summary_reflect_prefs(void)
2217 {
2218         static gchar *last_font = NULL;
2219         gboolean update_font = TRUE;
2220         SummaryView *summaryview = NULL;
2221
2222         if (!mainwindow_get_mainwindow())
2223                 return;
2224         summaryview = mainwindow_get_mainwindow()->summaryview;
2225
2226         if (last_font && !strcmp(last_font, NORMAL_FONT))
2227                 update_font = FALSE;
2228
2229         g_free(last_font);
2230
2231         last_font = g_strdup(NORMAL_FONT);
2232
2233         if (update_font) {
2234                 bold_style = bold_marked_style = bold_deleted_style =
2235                         small_style = small_marked_style = small_deleted_style = NULL;
2236                 summary_set_fonts(summaryview);
2237         }
2238
2239         summary_set_column_titles(summaryview);
2240         summary_show(summaryview, summaryview->folder_item);
2241 }
2242
2243 void summary_sort(SummaryView *summaryview,
2244                   FolderSortKey sort_key, FolderSortType sort_type)
2245 {
2246         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2247         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2248         GtkCListCompareFunc cmp_func = NULL;
2249         START_TIMING("summary_sort");
2250         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2251                                        G_CALLBACK(summary_tree_expanded), summaryview);
2252         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2253
2254         switch (sort_key) {
2255         case SORT_BY_MARK:
2256                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2257                 break;
2258         case SORT_BY_STATUS:
2259                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2260                 break;
2261         case SORT_BY_MIME:
2262                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2263                 break;
2264         case SORT_BY_NUMBER:
2265                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2266                 break;
2267         case SORT_BY_SIZE:
2268                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2269                 break;
2270         case SORT_BY_DATE:
2271                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2272                 break;
2273         case SORT_BY_FROM:
2274                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2275                 break;
2276         case SORT_BY_SUBJECT:
2277                 if (summaryview->simplify_subject_preg)
2278                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2279                 else
2280                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2281                 break;
2282         case SORT_BY_SCORE:
2283                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2284                 break;
2285         case SORT_BY_LABEL:
2286                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2287                 break;
2288         case SORT_BY_TO:
2289                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2290                 break;
2291         case SORT_BY_LOCKED:
2292                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2293                 break;
2294         case SORT_BY_NONE:
2295                 break;
2296         default:
2297                 goto unlock;
2298         }
2299
2300         summaryview->sort_key = sort_key;
2301         summaryview->sort_type = sort_type;
2302
2303         summary_set_column_titles(summaryview);
2304         summary_set_menu_sensitive(summaryview);
2305
2306         /* allow fallback to don't sort */
2307         if (summaryview->sort_key == SORT_BY_NONE)
2308                 goto unlock;
2309
2310         if (cmp_func != NULL) {
2311                 debug_print("Sorting summary...");
2312                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2313
2314                 main_window_cursor_wait(summaryview->mainwin);
2315
2316                 gtk_clist_freeze(clist);
2317                 gtk_clist_set_compare_func(clist, cmp_func);
2318
2319                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2320                 gtk_sctree_sort_recursive(ctree, NULL);
2321
2322                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2323
2324                 main_window_cursor_normal(summaryview->mainwin);
2325                 gtk_clist_thaw(clist);
2326
2327                 debug_print("done.\n");
2328                 STATUSBAR_POP(summaryview->mainwin);
2329         }
2330 unlock:
2331         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2332         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2333                                        G_CALLBACK(summary_tree_expanded), summaryview);
2334         END_TIMING();
2335 }
2336
2337 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2338                                    GtkCTreeNode *cnode, gpointer data)
2339 {
2340         SummaryView *summaryview = (SummaryView *)data;
2341         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2342         gchar *text[N_SUMMARY_COLS];
2343         gint *col_pos = summaryview->col_pos;
2344         const gchar *msgid = msginfo->msgid;
2345         GHashTable *msgid_table = summaryview->msgid_table;
2346         gboolean free_from = FALSE;
2347
2348         summary_set_header(summaryview, text, msginfo, &free_from);
2349
2350         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2351                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2352 #define SET_TEXT(col) {                                         \
2353         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2354                                 text[col_pos[col]]);            \
2355 }
2356
2357         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2358                 SET_TEXT(S_COL_NUMBER);
2359         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2360                 SET_TEXT(S_COL_SCORE);
2361         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2362                 SET_TEXT(S_COL_SIZE);
2363         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2364                 SET_TEXT(S_COL_DATE);
2365         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2366                 SET_TEXT(S_COL_FROM);
2367         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2368                 SET_TEXT(S_COL_TO);
2369
2370         if (free_from) {
2371                 g_free(text[col_pos[S_COL_FROM]]);
2372                 text[col_pos[S_COL_FROM]] = NULL;
2373         }
2374
2375 #undef SET_TEXT
2376
2377         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2378         summary_set_marks_func(ctree, cnode, summaryview);
2379
2380         if (msgid && msgid[0] != '\0')
2381                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2382
2383         return TRUE;
2384 }
2385
2386 static void summary_set_ctree_from_list(SummaryView *summaryview,
2387                                         GSList *mlist)
2388 {
2389         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2390         MsgInfo *msginfo;
2391         GtkCTreeNode *node = NULL;
2392         GHashTable *msgid_table;
2393         GHashTable *subject_table;
2394         GSList * cur;
2395         START_TIMING("summary_set_ctree_from_list");
2396
2397         if (!mlist) return;
2398
2399         debug_print("\tSetting summary from message data...");
2400         STATUSBAR_PUSH(summaryview->mainwin,
2401                        _("Setting summary from message data..."));
2402         gdk_flush();
2403
2404         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2405                                        G_CALLBACK(summary_tree_expanded), summaryview);
2406
2407         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2408         summaryview->msgid_table = msgid_table;
2409         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2410         summaryview->subject_table = subject_table;
2411
2412         if (prefs_common.use_addr_book)
2413                 start_address_completion();
2414
2415         if (summaryview->threaded) {
2416                 GNode *root, *gnode;
2417                 START_TIMING("summaryview_set_ctree_from_list(1)");
2418                 root = procmsg_get_thread_tree(mlist);
2419
2420                 for (gnode = root->children; gnode != NULL;
2421                      gnode = gnode->next) {
2422                         node = gtk_sctree_insert_gnode
2423                                 (ctree, NULL, node, gnode,
2424                                  summary_insert_gnode_func, summaryview);
2425                 }
2426
2427                 g_node_destroy(root);
2428
2429                 END_TIMING();
2430         } else {
2431                 gchar *text[N_SUMMARY_COLS];
2432                 gboolean free_from = FALSE;
2433                 gint *col_pos = summaryview->col_pos;
2434                 START_TIMING("summaryview_set_ctree_from_list(2)");
2435                 cur = mlist;
2436                 for (; mlist != NULL; mlist = mlist->next) {
2437                         msginfo = (MsgInfo *)mlist->data;
2438
2439                         summary_set_header(summaryview, text, msginfo, &free_from);
2440
2441                         node = gtk_sctree_insert_node
2442                                 (ctree, NULL, node, text, 2,
2443                                  NULL, NULL, NULL, NULL,
2444                                  FALSE, FALSE);
2445                         if (free_from) {
2446                                 g_free(text[col_pos[S_COL_FROM]]);
2447                                 text[col_pos[S_COL_FROM]] = NULL;
2448                         }
2449                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2450                         summary_set_marks_func(ctree, node, summaryview);
2451
2452                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2453                                 g_hash_table_insert(msgid_table,
2454                                                     msginfo->msgid, node);
2455
2456                         subject_table_insert(subject_table,
2457                                              msginfo->subject,
2458                                              node);
2459                 }
2460                 mlist = cur;
2461                 END_TIMING();
2462         }
2463
2464         if (prefs_common.enable_hscrollbar &&
2465             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2466                 gint optimal_width;
2467
2468                 optimal_width = gtk_clist_optimal_column_width
2469                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2470                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2471                                            summaryview->col_pos[S_COL_SUBJECT],
2472                                            optimal_width);
2473         }
2474
2475         if (prefs_common.use_addr_book)
2476                 end_address_completion();
2477
2478         debug_print("done.\n");
2479         STATUSBAR_POP(summaryview->mainwin);
2480         if (debug_get_mode()) {
2481                 debug_print("\tmsgid hash table size = %d\n",
2482                             g_hash_table_size(msgid_table));
2483                 debug_print("\tsubject hash table size = %d\n",
2484                             g_hash_table_size(subject_table));
2485         }
2486
2487         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2488
2489         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2490
2491         if (prefs_common.bold_unread) {
2492                 START_TIMING("summaryview_set_ctree_from_list(3)");
2493                 while (node) {
2494                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2495                         if (GTK_CTREE_ROW(node)->children)
2496                                 summary_set_row_marks(summaryview, node);
2497                         node = next;
2498                 }
2499                 END_TIMING();
2500         }
2501
2502         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2503                                        G_CALLBACK(summary_tree_expanded), summaryview);
2504         END_TIMING();
2505 }
2506
2507 static gchar *summary_complete_address(const gchar *addr)
2508 {
2509         gint count;
2510         gchar *res, *tmp, *email_addr;
2511
2512         if (addr == NULL)
2513                 return NULL;
2514
2515         Xstrdup_a(email_addr, addr, return NULL);
2516         extract_address(email_addr);
2517         if (!*email_addr)
2518                 return NULL;
2519
2520         /*
2521          * completion stuff must be already initialized
2522          */
2523         res = NULL;
2524         if (1 < (count = complete_address(email_addr))) {
2525                 tmp = get_complete_address(1);
2526                 res = procheader_get_fromname(tmp);
2527                 g_free(tmp);
2528         }
2529
2530         return res;
2531 }
2532
2533 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2534                                MsgInfo *msginfo, gboolean *free_from)
2535 {
2536         static gchar date_modified[80];
2537         static gchar col_score[11];
2538         static gchar buf[BUFFSIZE];
2539         gint *col_pos = summaryview->col_pos;
2540         gchar *from_text = NULL, *to_text = NULL;
2541         gboolean should_swap = FALSE;
2542
2543         text[col_pos[S_COL_FROM]]   = "";
2544         text[col_pos[S_COL_TO]]     = "";
2545         text[col_pos[S_COL_SUBJECT]]= "";
2546         text[col_pos[S_COL_MARK]]   = "";
2547         text[col_pos[S_COL_STATUS]] = "";
2548         text[col_pos[S_COL_MIME]]   = "";
2549         text[col_pos[S_COL_LOCKED]] = "";
2550         text[col_pos[S_COL_DATE]]   = "";
2551         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2552                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2553         else
2554                 text[col_pos[S_COL_NUMBER]] = "";
2555
2556         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2557                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2558         else
2559                 text[col_pos[S_COL_SIZE]] = "";
2560
2561         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2562                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2563         else
2564                 text[col_pos[S_COL_SCORE]] = "";
2565
2566         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2567                 if (msginfo->date_t) {
2568                         procheader_date_get_localtime(date_modified,
2569                                                       sizeof(date_modified),
2570                                                       msginfo->date_t);
2571                         text[col_pos[S_COL_DATE]] = date_modified;
2572                 } else if (msginfo->date)
2573                         text[col_pos[S_COL_DATE]] = msginfo->date;
2574                 else
2575                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2576         }
2577
2578         if (prefs_common.swap_from && msginfo->from && msginfo->to
2579         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2580                 gchar *addr = NULL;
2581
2582                 addr = g_strdup(msginfo->from);
2583
2584                 if (addr) {
2585                         extract_address(addr);
2586                         if (account_find_from_address(addr)) {
2587                                 should_swap = TRUE;
2588                         }
2589                         g_free(addr);
2590                 }
2591         }
2592
2593         if (!prefs_common.use_addr_book) {
2594                 from_text = msginfo->fromname ?
2595                                 msginfo->fromname :
2596                                 _("(No From)");
2597         } else {
2598                 gchar buf[BUFFSIZE];
2599                 gchar *tmp = summary_complete_address(msginfo->from);
2600                 if (tmp) {
2601                         strncpy2(buf, tmp, sizeof(buf));
2602                         g_free(tmp);
2603                         from_text = buf;
2604                 } else {
2605                         from_text = (msginfo->fromname) ?
2606                                         msginfo->fromname:
2607                                         _("(No From)");
2608                 }
2609         }
2610
2611         to_text = msginfo->to ? msginfo->to :
2612                    (msginfo->cc ? msginfo->cc :
2613                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2614                      )
2615                    );
2616
2617         text[col_pos[S_COL_TO]] = to_text;
2618         if (!should_swap) {
2619                 text[col_pos[S_COL_FROM]] = from_text;
2620                 *free_from = FALSE;
2621         } else {
2622                 gchar *tmp = NULL;
2623                 tmp = g_strconcat("-->", to_text, NULL);
2624                 text[col_pos[S_COL_FROM]] = tmp;
2625                 *free_from = TRUE;
2626         }
2627
2628         if (summaryview->simplify_subject_preg != NULL)
2629                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2630                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2631                                         summaryview->simplify_subject_preg) :
2632                         _("(No Subject)");
2633         else
2634                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2635                         _("(No Subject)");
2636 }
2637
2638 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2639 {
2640         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2641 }
2642
2643 static gboolean defer_change(gpointer data);
2644 typedef struct _ChangeData {
2645         MsgInfo *info;
2646         gint op; /* 0, 1, 2 for unset, set, change */
2647         MsgPermFlags set_flags;
2648         MsgTmpFlags  set_tmp_flags;
2649         MsgPermFlags unset_flags;
2650         MsgTmpFlags  unset_tmp_flags;
2651 } ChangeData;
2652
2653 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2654 {
2655         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2656                 debug_print("flags: doing unset now\n");
2657                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2658         } else {
2659                 ChangeData *unset_data = g_new0(ChangeData, 1);
2660                 unset_data->info = msginfo;
2661                 unset_data->op = 0;
2662                 unset_data->unset_flags = flags;
2663                 unset_data->unset_tmp_flags = tmp_flags;
2664                 debug_print("flags: deferring unset\n");
2665                 g_timeout_add(100, defer_change, unset_data);
2666         }
2667 }
2668
2669 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2670 {
2671         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2672                 debug_print("flags: doing set now\n");
2673                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2674         } else {
2675                 ChangeData *set_data = g_new0(ChangeData, 1);
2676                 set_data->info = msginfo;
2677                 set_data->op = 1;
2678                 set_data->set_flags = flags;
2679                 set_data->set_tmp_flags = tmp_flags;
2680                 debug_print("flags: deferring set\n");
2681                 g_timeout_add(100, defer_change, set_data);
2682         }
2683 }
2684
2685 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2686                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2687                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2688 {
2689         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2690                 debug_print("flags: doing change now\n");
2691                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2692                         rem_flags, rem_tmp_flags);
2693         } else {
2694                 ChangeData *change_data = g_new0(ChangeData, 1);
2695                 change_data->info = msginfo;
2696                 change_data->op = 2;
2697                 change_data->set_flags = add_flags;
2698                 change_data->set_tmp_flags = add_tmp_flags;
2699                 change_data->unset_flags = rem_flags;
2700                 change_data->unset_tmp_flags = rem_tmp_flags;
2701                 debug_print("flags: deferring change\n");
2702                 g_timeout_add(100, defer_change, change_data);
2703         }
2704 }
2705
2706 gboolean defer_change(gpointer data)
2707 {
2708         ChangeData *chg = (ChangeData *)data;
2709         if (chg->info->folder && chg->info->folder->processing_pending) {
2710                 debug_print("flags: trying later\n");
2711                 return TRUE; /* try again */
2712         } else {
2713                 debug_print("flags: finally doing it\n");
2714                 switch(chg->op) {
2715                 case 0:
2716                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2717                         break;
2718                 case 1:
2719                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2720                         break;
2721                 case 2:
2722                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2723                                 chg->unset_flags, chg->unset_tmp_flags);
2724                         break;
2725                 default:
2726                         g_warning("shouldn't happen\n");
2727                 }
2728                 g_free(chg);
2729         }
2730         return FALSE;
2731 }
2732
2733 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2734                                       GtkCTreeNode *row)
2735 {
2736         g_return_if_fail(summaryview != NULL);
2737         g_return_if_fail(msginfo != NULL);
2738         g_return_if_fail(row != NULL);
2739
2740         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2741                 summary_msginfo_unset_flags
2742                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2743                 summary_set_row_marks(summaryview, row);
2744                 summary_status_show(summaryview);
2745         }
2746 }
2747
2748 typedef struct  {
2749         MsgInfo *msginfo;
2750         SummaryView *summaryview;
2751         GtkCTreeNode *row;
2752 } MarkAsReadData;
2753
2754 static int msginfo_mark_as_read_timeout(void *data)
2755 {
2756         MarkAsReadData *mdata = (MarkAsReadData *)data;
2757         if (!mdata)
2758                 return FALSE;
2759
2760         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2761                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2762                                      mdata->row);
2763
2764         g_free(mdata);
2765
2766         return FALSE;
2767 }
2768
2769 static void summary_display_msg_full(SummaryView *summaryview,
2770                                      GtkCTreeNode *row,
2771                                      gboolean new_window, gboolean all_headers)
2772 {
2773         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2774         MsgInfo *msginfo;
2775         gint val;
2776         START_TIMING("summary_display_msg_full");
2777         if (!new_window) {
2778                 if (summaryview->displayed == row)
2779                         return;
2780                 else
2781                         summaryview->messageview->filtered = FALSE;
2782         }
2783         g_return_if_fail(row != NULL);
2784
2785         if (summary_is_locked(summaryview)) return;
2786         summary_lock(summaryview);
2787
2788         STATUSBAR_POP(summaryview->mainwin);
2789         GTK_EVENTS_FLUSH();
2790
2791         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2792
2793         g_return_if_fail(msginfo);
2794
2795         if (new_window) {
2796                 MessageView *msgview;
2797
2798                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2799                 val = messageview_show(msgview, msginfo, all_headers);
2800         } else {
2801                 MessageView *msgview;
2802
2803                 msgview = summaryview->messageview;
2804
2805                 summaryview->displayed = row;
2806                 if (!messageview_is_visible(msgview)) {
2807                         main_window_toggle_message_view(summaryview->mainwin);
2808                         GTK_EVENTS_FLUSH();
2809                 }
2810                 val = messageview_show(msgview, msginfo, all_headers);
2811                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2812                         gtk_widget_grab_focus(summaryview->ctree);
2813                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2814         }
2815
2816         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2817                 if (prefs_common.mark_as_read_delay) {
2818                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2819                         data->summaryview = summaryview;
2820                         data->msginfo = msginfo;
2821                         data->row = row;
2822                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2823                                 msginfo_mark_as_read_timeout, data);
2824                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2825                         msginfo_mark_as_read(summaryview, msginfo, row);
2826                 }
2827         }
2828
2829         summary_set_menu_sensitive(summaryview);
2830         toolbar_main_set_sensitive(summaryview->mainwin);
2831         messageview_set_menu_sensitive(summaryview->messageview);
2832
2833         summary_unlock(summaryview);
2834         END_TIMING();
2835 }
2836
2837 void summary_display_msg_selected(SummaryView *summaryview,
2838                                   gboolean all_headers)
2839 {
2840         if (summary_is_locked(summaryview)) return;
2841         summaryview->displayed = NULL;
2842         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2843                                  all_headers);
2844 }
2845
2846 void summary_redisplay_msg(SummaryView *summaryview)
2847 {
2848         GtkCTreeNode *node;
2849
2850         if (summaryview->displayed) {
2851                 node = summaryview->displayed;
2852                 summaryview->displayed = NULL;
2853                 summary_display_msg(summaryview, node);
2854         }
2855 }
2856
2857 void summary_open_msg(SummaryView *summaryview)
2858 {
2859         if (!summaryview->selected) return;
2860
2861         /* CLAWS: if separate message view, don't open a new window
2862          * but rather use the current separated message view */
2863         summary_display_msg_full(summaryview, summaryview->selected,
2864                                  prefs_common.sep_msg ? FALSE : TRUE,
2865                                  FALSE);
2866 }
2867
2868 void summary_view_source(SummaryView * summaryview)
2869 {
2870         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2871         MsgInfo *msginfo;
2872         SourceWindow *srcwin;
2873
2874         if (!summaryview->selected) return;
2875
2876         srcwin = source_window_create();
2877         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2878         source_window_show_msg(srcwin, msginfo);
2879         source_window_show(srcwin);
2880 }
2881
2882 void summary_reedit(SummaryView *summaryview)
2883 {
2884         MsgInfo *msginfo;
2885
2886         if (!summaryview->selected) return;
2887         if (!summaryview->folder_item) return;
2888         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
2889                 return;
2890
2891         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2892                                               summaryview->selected);
2893         if (!msginfo) return;
2894
2895         compose_reedit(msginfo);
2896 }
2897
2898 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2899 {
2900         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2901         GtkCTreeNode *node;
2902
2903         if (summary_is_locked(summaryview)) return FALSE;
2904         if (type == GTK_SCROLL_STEP_FORWARD) {
2905                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2906                 if (node)
2907                         gtkut_ctree_expand_parent_all(ctree, node);
2908                 else
2909                         return FALSE;
2910         } else {
2911                 if (summaryview->selected) {
2912                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2913                         if (!node) return FALSE;
2914                 }
2915         }
2916
2917         if (messageview_is_visible(summaryview->messageview))
2918                 summaryview->display_msg = TRUE;
2919
2920         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2921
2922         if (GTK_CLIST(ctree)->selection)
2923                 gtk_sctree_set_anchor_row
2924                         (GTK_SCTREE(ctree),
2925                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2926
2927         return TRUE;
2928 }
2929
2930 void summary_toggle_view(SummaryView *summaryview)
2931 {
2932         if (!messageview_is_visible(summaryview->messageview) &&
2933             summaryview->selected)
2934                 summary_display_msg(summaryview,
2935                                     summaryview->selected);
2936         else
2937                 main_window_toggle_message_view(summaryview->mainwin);
2938 }
2939
2940 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2941                                                 GtkCTreeNode *node)
2942 {
2943         MsgInfo *msginfo;
2944
2945         if (node) {
2946                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2947                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2948                         return TRUE;
2949                 node = GTK_CTREE_ROW(node)->children;
2950         } else
2951                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2952
2953         while (node) {
2954                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2955                         return TRUE;
2956                 node = GTK_CTREE_ROW(node)->sibling;
2957         }
2958
2959         return FALSE;
2960 }
2961
2962 static gboolean summary_have_unread_children(SummaryView *summaryview,
2963                                              GtkCTreeNode *node)
2964 {
2965         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2966
2967         if (!node) return FALSE;
2968
2969         node = GTK_CTREE_ROW(node)->children;
2970
2971         while (node) {
2972                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2973                         return TRUE;
2974                 node = GTK_CTREE_ROW(node)->sibling;
2975         }
2976         return FALSE;
2977 }
2978
2979 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2980 {
2981         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2982         GtkStyle *style = NULL;
2983         MsgInfo *msginfo;
2984         MsgFlags flags;
2985         gint *col_pos = summaryview->col_pos;
2986
2987         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2988         if (!msginfo) return;
2989
2990         flags = msginfo->flags;
2991
2992         gtk_ctree_node_set_foreground(ctree, row, NULL);
2993
2994         /* set new/unread column */
2995         if (MSG_IS_IGNORE_THREAD(flags)) {
2996                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2997                                           ignorethreadxpm, ignorethreadxpmmask);
2998         } else if (MSG_IS_SPAM(flags)) {
2999                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3000                                           spamxpm, spamxpmmask);
3001         } else if (MSG_IS_NEW(flags)) {
3002                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3003                                           newxpm, newxpmmask);
3004         } else if (MSG_IS_UNREAD(flags)) {
3005                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3006                                           unreadxpm, unreadxpmmask);
3007         } else if (MSG_IS_REPLIED(flags)) {
3008                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3009                                           repliedxpm, repliedxpmmask);
3010         } else if (MSG_IS_FORWARDED(flags)) {
3011                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3012                                           forwardedxpm, forwardedxpmmask);
3013         } else {
3014                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3015                                         "");
3016         }
3017
3018         if (prefs_common.bold_unread &&
3019             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3020              (!GTK_CTREE_ROW(row)->expanded &&
3021               GTK_CTREE_ROW(row)->children &&
3022               summary_have_unread_children(summaryview, row))))
3023                 style = bold_style;
3024
3025         /* set mark column */
3026         if (MSG_IS_DELETED(flags)) {
3027                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3028                                           deletedxpm, deletedxpmmask);
3029                 if (style)
3030                         style = bold_deleted_style;
3031                 else {
3032                         style = small_deleted_style;
3033                 }
3034                         gtk_ctree_node_set_foreground
3035                                 (ctree, row, &summaryview->color_dim);
3036         } else if (MSG_IS_MARKED(flags)) {
3037                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3038                                           markxpm, markxpmmask);
3039         } else if (MSG_IS_MOVE(flags)) {
3040                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
3041                 if (style)
3042                         style = bold_marked_style;
3043                 else {
3044                         style = small_marked_style;
3045                 }
3046                         gtk_ctree_node_set_foreground
3047                                 (ctree, row, &summaryview->color_marked);
3048         } else if (MSG_IS_COPY(flags)) {
3049                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
3050                 if (style)
3051                         style = bold_marked_style;
3052                 else {
3053                         style = small_marked_style;
3054                 }
3055                         gtk_ctree_node_set_foreground
3056                                 (ctree, row, &summaryview->color_marked);
3057         } else {
3058                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3059         }
3060
3061         if (MSG_IS_LOCKED(flags)) {
3062                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3063                                           lockedxpm, lockedxpmmask);
3064         }
3065         else {
3066                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3067         }
3068
3069         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3070                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3071                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3072         } else if (MSG_IS_SIGNED(flags)) {
3073                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3074                                           gpgsignedxpm, gpgsignedxpmmask);
3075         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3076                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3077                                           clipkeyxpm, clipkeyxpmmask);
3078         } else if (MSG_IS_ENCRYPTED(flags)) {
3079                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3080                                           keyxpm, keyxpmmask);
3081         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3082                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3083                                           clipxpm, clipxpmmask);
3084         } else {
3085                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3086         }
3087         if (!style)
3088                 style = small_style;
3089
3090         gtk_ctree_node_set_row_style(ctree, row, style);
3091
3092         if (MSG_GET_COLORLABEL(flags))
3093                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3094 }
3095
3096 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3097 {
3098         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3099         MsgInfo *msginfo;
3100
3101         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3102         g_return_if_fail(msginfo);
3103         if (MSG_IS_DELETED(msginfo->flags))
3104                 summaryview->deleted--;
3105         if (MSG_IS_MOVE(msginfo->flags))
3106                 summaryview->moved--;
3107         if (MSG_IS_COPY(msginfo->flags))
3108                 summaryview->copied--;
3109
3110         procmsg_msginfo_set_to_folder(msginfo, NULL);
3111         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3112         summary_set_row_marks(summaryview, row);
3113         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3114 }
3115
3116 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3117 {
3118         gboolean changed = FALSE;
3119         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3120         MsgInfo *msginfo;
3121
3122         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3123         g_return_if_fail(msginfo);
3124         if (MSG_IS_DELETED(msginfo->flags))
3125                 summaryview->deleted--;
3126         if (MSG_IS_MOVE(msginfo->flags)) {
3127                 summaryview->moved--;
3128                 changed = TRUE;
3129         }
3130         if (MSG_IS_COPY(msginfo->flags)) {
3131                 summaryview->copied--;
3132                 changed = TRUE;
3133         }
3134         procmsg_msginfo_set_to_folder(msginfo, NULL);
3135         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3136
3137         summary_set_row_marks(summaryview, row);
3138         debug_print("Message %d is locked\n", msginfo->msgnum);
3139 }
3140
3141 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3142 {
3143         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3144         MsgInfo *msginfo;
3145
3146         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3147         g_return_if_fail(msginfo);
3148         if (!MSG_IS_LOCKED(msginfo->flags))
3149                 return;
3150         procmsg_msginfo_set_to_folder(msginfo, NULL);
3151         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3152         summary_set_row_marks(summaryview, row);
3153         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3154 }
3155
3156 void summary_mark(SummaryView *summaryview)
3157 {
3158         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3159         GList *cur;
3160
3161         START_LONG_OPERATION(summaryview);
3162         folder_item_set_batch(summaryview->folder_item, TRUE);
3163         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3164                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3165         folder_item_set_batch(summaryview->folder_item, FALSE);
3166         END_LONG_OPERATION(summaryview);
3167
3168         summary_status_show(summaryview);
3169 }
3170
3171 static void summary_mark_row_as_read(SummaryView *summaryview,
3172                                      GtkCTreeNode *row)
3173 {
3174         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3175         MsgInfo *msginfo;
3176
3177         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3178         g_return_if_fail(msginfo);
3179
3180         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3181                 return;
3182
3183         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3184         summary_set_row_marks(summaryview, row);
3185         debug_print("Message %d is marked as read\n",
3186                 msginfo->msgnum);
3187 }
3188
3189 void summary_mark_as_read
3190 (SummaryView *summaryview)
3191 {
3192         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3193         GList *cur;
3194
3195         START_LONG_OPERATION(summaryview);
3196         folder_item_set_batch(summaryview->folder_item, TRUE);
3197         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3198                 summary_mark_row_as_read(summaryview,
3199                                          GTK_CTREE_NODE(cur->data));
3200         folder_item_set_batch(summaryview->folder_item, FALSE);
3201         END_LONG_OPERATION(summaryview);
3202
3203         summary_status_show(summaryview);
3204 }
3205
3206 void summary_msgs_lock(SummaryView *summaryview)
3207 {
3208         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3209         GList *cur;
3210
3211         START_LONG_OPERATION(summaryview);
3212         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3213                 summary_lock_row(summaryview,
3214                                          GTK_CTREE_NODE(cur->data));
3215         END_LONG_OPERATION(summaryview);
3216
3217         summary_status_show(summaryview);
3218 }
3219
3220 void summary_msgs_unlock(SummaryView *summaryview)
3221 {
3222         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3223         GList *cur;
3224
3225         START_LONG_OPERATION(summaryview);
3226         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3227                 summary_unlock_row(summaryview,
3228                                    GTK_CTREE_NODE(cur->data));
3229         END_LONG_OPERATION(summaryview);
3230
3231         summary_status_show(summaryview);
3232 }
3233
3234 void summary_mark_all_read(SummaryView *summaryview)
3235 {
3236         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3237         GtkCTreeNode *node;
3238         AlertValue val;
3239
3240         if (prefs_common.ask_mark_all_read) {
3241                 val = alertpanel_full(_("Mark all as read"),
3242                         _("Do you really want to mark all mails in this "
3243                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3244                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3245
3246                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3247                         return;
3248                 else if (val & G_ALERTDISABLE)
3249                         prefs_common.ask_mark_all_read = FALSE;
3250         }
3251
3252         START_LONG_OPERATION(summaryview);
3253         folder_item_set_batch(summaryview->folder_item, TRUE);
3254         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3255              node = gtkut_ctree_node_next(ctree, node))
3256                 summary_mark_row_as_read(summaryview, node);
3257         folder_item_set_batch(summaryview->folder_item, FALSE);
3258         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3259              node = gtkut_ctree_node_next(ctree, node)) {
3260                 if (!GTK_CTREE_ROW(node)->expanded)
3261                         summary_set_row_marks(summaryview, node);
3262         }
3263         END_LONG_OPERATION(summaryview);
3264
3265         summary_status_show(summaryview);
3266 }
3267
3268 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3269 {
3270         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3271         GList *cur;
3272         gboolean is_spam = action;
3273         GSList *msgs = NULL;
3274         gboolean immediate_exec = prefs_common.immediate_exec;
3275         gboolean moved = FALSE;
3276         prefs_common.immediate_exec = FALSE;
3277
3278         START_LONG_OPERATION(summaryview);
3279
3280         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3281                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3282                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3283                 if (msginfo)
3284                         msgs = g_slist_prepend(msgs, msginfo);
3285         }
3286
3287         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3288                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3289                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3290                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3291                         if (!msginfo)
3292                                 continue;
3293                         if (is_spam) {
3294                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3295                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3296                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3297                                         moved = TRUE;
3298                                 }
3299                         } else {
3300                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3301                         }
3302                         summary_set_row_marks(summaryview, row);
3303                 }
3304         } else {
3305                 log_error(_("An error happened while learning.\n"));
3306         }
3307
3308         g_slist_free(msgs);
3309
3310         prefs_common.immediate_exec = immediate_exec;
3311
3312         END_LONG_OPERATION(summaryview);
3313
3314         if (prefs_common.immediate_exec && moved) {
3315                 summary_execute(summaryview);
3316         }
3317
3318         summary_status_show(summaryview);
3319 }
3320
3321
3322 static void summary_mark_row_as_unread(SummaryView *summaryview,
3323                                        GtkCTreeNode *row)
3324 {
3325         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3326         MsgInfo *msginfo;
3327
3328         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3329         g_return_if_fail(msginfo);
3330         if (MSG_IS_DELETED(msginfo->flags)) {
3331                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3332                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3333                 summaryview->deleted--;
3334         }
3335
3336         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3337         debug_print("Message %d is marked as unread\n",
3338                 msginfo->msgnum);
3339
3340         summary_set_row_marks(summaryview, row);
3341 }
3342
3343 void summary_mark_as_unread(SummaryView *summaryview)
3344 {
3345         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3346         GList *cur;
3347
3348         START_LONG_OPERATION(summaryview);
3349         folder_item_set_batch(summaryview->folder_item, TRUE);
3350         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3351                 cur = cur->next)
3352                 summary_mark_row_as_unread(summaryview,
3353                                            GTK_CTREE_NODE(cur->data));
3354         folder_item_set_batch(summaryview->folder_item, FALSE);
3355         END_LONG_OPERATION(summaryview);
3356
3357         summary_status_show(summaryview);
3358 }
3359
3360 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3361 {
3362         GList * cur;
3363         gboolean found;
3364
3365         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3366
3367         case F_NEWS:
3368
3369                 /*
3370                   security : checks if one the accounts correspond to
3371                   the author of the post
3372                 */
3373
3374                 found = FALSE;
3375                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3376                         PrefsAccount * account;
3377                         gchar * from_name;
3378
3379                         account = cur->data;
3380                         if (account->name && *account->name)
3381                                 from_name =
3382                                         g_strdup_printf("%s <%s>",
3383                                                         account->name,
3384                                                         account->address);
3385                         else
3386                                 from_name =
3387                                         g_strdup_printf("%s",
3388                                                         account->address);
3389
3390                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3391                                 g_free(from_name);
3392                                 found = TRUE;
3393                                 break;
3394                         }
3395                         g_free(from_name);
3396                 }
3397
3398                 if (!found) {
3399                         alertpanel_error(_("You're not the author of the article.\n"));
3400                 }
3401
3402                 return found;
3403
3404         default:
3405                 return TRUE;
3406         }
3407 }
3408
3409 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3410 {
3411         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3412         MsgInfo *msginfo;
3413
3414         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3415         g_return_if_fail(msginfo);
3416
3417         if (MSG_IS_LOCKED(msginfo->flags)) return;
3418
3419         if (MSG_IS_DELETED(msginfo->flags)) return;
3420
3421         if (MSG_IS_MOVE(msginfo->flags))
3422                 summaryview->moved--;
3423         if (MSG_IS_COPY(msginfo->flags))
3424                 summaryview->copied--;
3425
3426         procmsg_msginfo_set_to_folder(msginfo, NULL);
3427         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3428         summaryview->deleted++;
3429
3430         if (!prefs_common.immediate_exec &&
3431             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3432                 summary_set_row_marks(summaryview, row);
3433
3434         debug_print("Message %s/%d is set to delete\n",
3435                     msginfo->folder->path, msginfo->msgnum);
3436 }
3437
3438 void summary_cancel(SummaryView *summaryview)
3439 {
3440         MsgInfo * msginfo;
3441         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3442
3443         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3444                                               summaryview->selected);
3445         if (!msginfo) return;
3446
3447         if (!check_permission(summaryview, msginfo))
3448                 return;
3449
3450         news_cancel_article(summaryview->folder_item->folder, msginfo);
3451
3452         if (summary_is_locked(summaryview)) return;
3453
3454         summary_lock(summaryview);
3455
3456         gtk_clist_freeze(clist);
3457
3458         summary_update_status(summaryview);
3459         summary_status_show(summaryview);
3460
3461         gtk_clist_thaw(clist);
3462
3463         summary_unlock(summaryview);
3464 }
3465
3466 void summary_delete(SummaryView *summaryview)
3467 {
3468         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3469         FolderItem *item = summaryview->folder_item;
3470         GList *cur;
3471         GtkCTreeNode *sel_last = NULL;
3472         GtkCTreeNode *node;
3473         AlertValue aval;
3474         MsgInfo *msginfo;
3475
3476         if (!item) return;
3477
3478         if (summary_is_locked(summaryview)) return;
3479
3480         if (!summaryview->folder_item) return;
3481
3482         if (!prefs_common.live_dangerously) {
3483                 aval = alertpanel(_("Delete message(s)"),
3484                                   _("Do you really want to delete selected message(s)?"),
3485                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3486                 if (aval != G_ALERTALTERNATE) return;
3487         }
3488
3489         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3490              cur = cur->next) {
3491                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3492                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3493                 if (msginfo && msginfo->total_size != 0 &&
3494                     msginfo->size != (off_t)msginfo->total_size)
3495                         partial_mark_for_delete(msginfo);
3496         }
3497
3498         main_window_cursor_wait(summaryview->mainwin);
3499
3500         /* next code sets current row focus right. We need to find a row
3501          * that is not deleted. */
3502         START_LONG_OPERATION(summaryview);
3503         folder_item_set_batch(summaryview->folder_item, TRUE);
3504         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3505                 sel_last = GTK_CTREE_NODE(cur->data);
3506                 summary_delete_row(summaryview, sel_last);
3507         }
3508         folder_item_set_batch(summaryview->folder_item, FALSE);
3509         END_LONG_OPERATION(summaryview);
3510
3511         node = summary_find_next_msg(summaryview, sel_last);
3512         if (!node)
3513                 node = summary_find_prev_msg(summaryview, sel_last);
3514
3515         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3516
3517         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3518                 summary_execute(summaryview);
3519                 /* after deleting, the anchor may be at an invalid row
3520                  * so reset it to the node we found earlier */
3521                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3522         } else
3523                 summary_status_show(summaryview);
3524
3525
3526         main_window_cursor_normal(summaryview->mainwin);
3527 }
3528
3529 void summary_delete_trash(SummaryView *summaryview)
3530 {
3531         FolderItem *to_folder = NULL;
3532         PrefsAccount *ac;
3533         if (!summaryview->folder_item ||
3534             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3535
3536         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3537                 to_folder = account_get_special_folder(ac, F_TRASH);
3538
3539         if (to_folder == NULL)
3540                 to_folder = summaryview->folder_item->folder->trash;
3541
3542         if (to_folder == NULL || to_folder == summaryview->folder_item
3543             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3544                 summary_delete(summaryview);
3545         else
3546                 summary_move_selected_to(summaryview, to_folder);
3547 }
3548
3549
3550 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3551 {
3552         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3553         MsgInfo *msginfo;
3554
3555         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3556         g_return_if_fail(msginfo);
3557         if (MSG_IS_DELETED(msginfo->flags))
3558                 summaryview->deleted--;
3559         if (MSG_IS_MOVE(msginfo->flags))
3560                 summaryview->moved--;
3561         if (MSG_IS_COPY(msginfo->flags))
3562                 summaryview->copied--;
3563
3564         procmsg_msginfo_set_to_folder(msginfo, NULL);
3565         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3566         summary_set_row_marks(summaryview, row);
3567
3568         debug_print("Message %s/%d is unmarked\n",
3569                     msginfo->folder->path, msginfo->msgnum);
3570 }
3571
3572 void summary_unmark(SummaryView *summaryview)
3573 {
3574         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3575         GList *cur;
3576
3577         START_LONG_OPERATION(summaryview);
3578         folder_item_set_batch(summaryview->folder_item, TRUE);
3579         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3580                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3581         folder_item_set_batch(summaryview->folder_item, FALSE);
3582         END_LONG_OPERATION(summaryview);
3583
3584         summary_status_show(summaryview);
3585 }
3586
3587 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3588                                 FolderItem *to_folder)
3589 {
3590         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3591         MsgInfo *msginfo;
3592
3593         g_return_if_fail(to_folder != NULL);
3594
3595         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3596         g_return_if_fail(msginfo);
3597         if (MSG_IS_LOCKED(msginfo->flags))
3598                 return;
3599
3600         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3601         if (MSG_IS_DELETED(msginfo->flags))
3602                 summaryview->deleted--;
3603         if (MSG_IS_COPY(msginfo->flags)) {
3604                 summaryview->copied--;
3605         }
3606         if (!MSG_IS_MOVE(msginfo->flags)) {
3607                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3608                 summaryview->moved++;
3609         } else {
3610                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3611         }
3612
3613         if (!prefs_common.immediate_exec) {
3614                 summary_set_row_marks(summaryview, row);
3615         }
3616
3617         debug_print("Message %d is set to move to %s\n",
3618                     msginfo->msgnum, to_folder->path);
3619 }
3620
3621 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3622 {
3623         GList *cur;
3624         GtkCTreeNode *sel_last = NULL;
3625         if (!to_folder) return;
3626         if (!summaryview->folder_item ||
3627             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3628
3629         if (summary_is_locked(summaryview)) return;
3630
3631         if (summaryview->folder_item == to_folder) {
3632                 alertpanel_error(_("Destination is same as current folder."));
3633                 return;
3634         }
3635
3636         START_LONG_OPERATION(summaryview);
3637
3638         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3639              cur != NULL && cur->data != NULL; cur = cur->next) {
3640                 sel_last = GTK_CTREE_NODE(cur->data);
3641                 summary_move_row_to
3642                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3643         }
3644         END_LONG_OPERATION(summaryview);
3645
3646         summaryview->display_msg = prefs_common.always_show_msg;
3647
3648         if (prefs_common.immediate_exec) {
3649                 summary_execute(summaryview);
3650         } else {
3651                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
3652                 if (!node)
3653                         node = summary_find_prev_msg(summaryview, sel_last);
3654                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3655                 summary_status_show(summaryview);
3656         }
3657
3658         if (!summaryview->selected) { /* this was the last message */
3659                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3660                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3661                 if (node)
3662                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3663         }
3664
3665 }
3666
3667 void summary_move_to(SummaryView *summaryview)
3668 {
3669         FolderItem *to_folder;
3670
3671         if (!summaryview->folder_item ||
3672             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3673
3674         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3675                                          FOLDER_SEL_MOVE, NULL);
3676         summary_move_selected_to(summaryview, to_folder);
3677 }
3678
3679 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3680                                 FolderItem *to_folder)
3681 {
3682         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3683         MsgInfo *msginfo;
3684
3685         g_return_if_fail(to_folder != NULL);
3686
3687         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3688         g_return_if_fail(msginfo);
3689         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3690         if (MSG_IS_DELETED(msginfo->flags))
3691                 summaryview->deleted--;
3692         if (MSG_IS_MOVE(msginfo->flags)) {
3693                 summaryview->moved--;
3694         }
3695
3696         if (!MSG_IS_COPY(msginfo->flags)) {
3697                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3698                 summaryview->copied++;
3699         } else {
3700                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3701         }
3702         if (!prefs_common.immediate_exec) {
3703                 summary_set_row_marks(summaryview, row);
3704         }
3705
3706         debug_print("Message %d is set to copy to %s\n",
3707                     msginfo->msgnum, to_folder->path);
3708 }
3709
3710 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3711 {
3712         GList *cur;
3713
3714         if (!to_folder) return;
3715         if (!summaryview->folder_item) return;
3716
3717         if (summary_is_locked(summaryview)) return;
3718
3719         if (summaryview->folder_item == to_folder) {
3720                 alertpanel_error
3721                         (_("Destination to copy is same as current folder."));
3722                 return;
3723         }
3724
3725         START_LONG_OPERATION(summaryview);
3726
3727         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3728              cur != NULL && cur->data != NULL; cur = cur->next)
3729                 summary_copy_row_to
3730                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3731
3732         END_LONG_OPERATION(summaryview);
3733
3734         if (prefs_common.immediate_exec)
3735                 summary_execute(summaryview);
3736         else {
3737                 summary_status_show(summaryview);
3738         }
3739 }
3740
3741 void summary_copy_to(SummaryView *summaryview)
3742 {
3743         FolderItem *to_folder;
3744
3745         if (!summaryview->folder_item) return;
3746
3747         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3748                                          FOLDER_SEL_COPY, NULL);
3749         summary_copy_selected_to(summaryview, to_folder);
3750 }
3751
3752 void summary_add_address(SummaryView *summaryview)
3753 {
3754         MsgInfo *msginfo;
3755         gchar *from;
3756
3757         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3758                                               summaryview->selected);
3759         if (!msginfo) return;
3760
3761         Xstrdup_a(from, msginfo->from, return);
3762         eliminate_address_comment(from);
3763         extract_address(from);
3764         addressbook_add_contact(msginfo->fromname, from, NULL);
3765 }
3766
3767 void summary_select_all(SummaryView *summaryview)
3768 {
3769         if (!summaryview->folder_item) return;
3770
3771         summary_lock(summaryview);
3772         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3773         summary_unlock(summaryview);
3774         summary_status_show(summaryview);
3775 }
3776
3777 void summary_unselect_all(SummaryView *summaryview)
3778 {
3779         summary_lock(summaryview);
3780         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3781         summary_unlock(summaryview);
3782         summary_status_show(summaryview);
3783 }
3784
3785 void summary_select_thread(SummaryView *summaryview)
3786 {
3787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3788         GtkCTreeNode *node = summaryview->selected;
3789
3790         if (!node) return;
3791
3792         while (GTK_CTREE_ROW(node)->parent != NULL)
3793                 node = GTK_CTREE_ROW(node)->parent;
3794
3795         if (node != summaryview->selected)
3796                 summary_select_node
3797                         (summaryview, node,
3798                          messageview_is_visible(summaryview->messageview),
3799                          FALSE);
3800
3801         gtk_ctree_select_recursive(ctree, node);
3802
3803         summary_status_show(summaryview);
3804 }
3805
3806 void summary_save_as(SummaryView *summaryview)
3807 {
3808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3809         MsgInfo *msginfo;
3810         gchar *filename = NULL;
3811         gchar *src, *dest;
3812         gchar *tmp;
3813
3814         AlertValue aval = 0;
3815
3816         if (!summaryview->selected) return;
3817         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3818         if (!msginfo) return;
3819
3820         if (msginfo->subject) {
3821                 Xstrdup_a(filename, msginfo->subject, return);
3822                 subst_for_filename(filename);
3823         }
3824         if (g_getenv ("G_BROKEN_FILENAMES") &&
3825             filename && !g_utf8_validate(filename, -1, NULL)) {
3826                 gchar *oldstr = filename;
3827                 filename = conv_codeset_strdup(filename,
3828                                                conv_get_locale_charset_str(),
3829                                                CS_UTF_8);
3830                 if (!filename) {
3831                         g_warning("summary_save_as(): faild to convert character set.");
3832                         filename = g_strdup(oldstr);
3833                 }
3834                 dest = filesel_select_file_save(_("Save as"), filename);
3835                 g_free(filename);
3836         } else
3837                 dest = filesel_select_file_save(_("Save as"), filename);
3838         filename = NULL;
3839         if (!dest) return;
3840         if (is_file_exist(dest)) {
3841                 aval = alertpanel(_("Append or Overwrite"),
3842                                   _("Append or overwrite existing file?"),
3843                                   _("_Append"), _("_Overwrite"),
3844                                   GTK_STOCK_CANCEL);
3845                 if (aval != 0 && aval != 1)
3846                         return;
3847         }
3848
3849         src = procmsg_get_message_file(msginfo);
3850         tmp = g_path_get_basename(dest);
3851
3852         if ( aval==0 ) { /* append */
3853                 if (append_file(src, dest, TRUE) < 0)
3854                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3855         } else { /* overwrite */
3856                 if (copy_file(src, dest, TRUE) < 0)
3857                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3858         }
3859         g_free(src);
3860
3861         /*
3862          * If two or more msgs are selected,
3863          * append them to the output file.
3864          */
3865         if (GTK_CLIST(ctree)->selection->next) {
3866                 GList *item;
3867                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3868                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
3869                         if (!msginfo) break;
3870                         src = procmsg_get_message_file(msginfo);
3871                         if (append_file(src, dest, TRUE) < 0)
3872                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3873                 }
3874                 g_free(src);
3875         }
3876         g_free(dest);
3877         g_free(tmp);
3878 }
3879
3880 #ifdef USE_GNOMEPRINT
3881 static void print_mimeview(MimeView *mimeview)
3882 {
3883         if (!mimeview
3884         ||  !mimeview->textview
3885         ||  !mimeview->textview->text)
3886                 alertpanel_warning(_("Cannot print: the message doesn't "
3887                                      "contain text."));
3888         else {
3889                 gtk_widget_realize(mimeview->textview->text);
3890                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3891         }
3892 }
3893 #endif
3894
3895 void summary_print(SummaryView *summaryview)
3896 {
3897         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3898 #ifndef USE_GNOMEPRINT
3899         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3900         MsgInfo *msginfo;
3901         gchar *cmdline = NULL;
3902         gchar *p;
3903 #endif
3904         GList *cur;
3905
3906         if (clist->selection == NULL) return;
3907 #ifndef USE_GNOMEPRINT
3908         cmdline = input_dialog(_("Print"),
3909                                _("Enter the print command line:\n"
3910                                  "('%s' will be replaced with file name)"),
3911                                prefs_common.print_cmd);
3912         if (!cmdline) return;
3913         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3914             strchr(p + 2, '%')) {
3915                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3916                                  cmdline);
3917                 g_free(cmdline);
3918                 return;
3919         }
3920         for (cur = clist->selection;
3921              cur != NULL && cur->data != NULL;
3922              cur = cur->next) {
3923                 msginfo = gtk_ctree_node_get_row_data
3924                         (ctree, GTK_CTREE_NODE(cur->data));
3925                 if (msginfo)
3926                         procmsg_print_message(msginfo, cmdline);
3927         }
3928
3929         g_free(cmdline);
3930 #else
3931         for (cur = clist->selection;
3932              cur != NULL && cur->data != NULL;
3933              cur = cur->next) {
3934                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3935                 if (node != summaryview->displayed) {
3936                         MessageView *tmpview = messageview_create(
3937                                                 summaryview->mainwin);
3938                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3939                                                 GTK_CTREE(summaryview->ctree),
3940                                                 node);
3941
3942                         messageview_init(tmpview);
3943                         tmpview->all_headers = summaryview->messageview->all_headers;
3944                         if (msginfo && messageview_show(tmpview, msginfo,
3945                                 tmpview->all_headers) >= 0) {
3946                                         print_mimeview(tmpview->mimeview);
3947                         }
3948                         messageview_destroy(tmpview);
3949                 } else {
3950                         print_mimeview(summaryview->messageview->mimeview);
3951                 }
3952         }
3953 #endif
3954 }
3955
3956 gboolean summary_execute(SummaryView *summaryview)
3957 {
3958         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3959         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3960         GtkCTreeNode *node, *next;
3961         GtkCTreeNode *new_selected = NULL;
3962         gint move_val = -1;
3963
3964         if (!summaryview->folder_item) return FALSE;
3965
3966         if (summary_is_locked(summaryview)) return FALSE;
3967         summary_lock(summaryview);
3968
3969         gtk_clist_freeze(clist);
3970
3971         main_window_cursor_wait(summaryview->mainwin);
3972
3973         if (summaryview->threaded)
3974                 summary_unthread_for_exec(summaryview);
3975
3976         folder_item_update_freeze();
3977         move_val = summary_execute_move(summaryview);
3978         summary_execute_copy(summaryview);
3979         summary_execute_delete(summaryview);
3980
3981         node = GTK_CTREE_NODE(clist->row_list);
3982         for (; node != NULL; node = next) {
3983                 next = gtkut_ctree_node_next(ctree, node);
3984                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3985
3986                 if (node == summaryview->displayed) {
3987                         messageview_clear(summaryview->messageview);
3988                         summaryview->displayed = NULL;
3989                 }
3990                 if (GTK_CTREE_ROW(node)->children != NULL) {
3991                         next = NULL;
3992                         if (GTK_CTREE_ROW(node)->sibling) {
3993                                 next = GTK_CTREE_ROW(node)->sibling;
3994                         } else {
3995                                 GtkCTreeNode *parent = NULL;
3996                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
3997                                      parent = GTK_CTREE_ROW(parent)->parent) {
3998                                         if (GTK_CTREE_ROW(parent)->sibling) {
3999                                                 next = GTK_CTREE_ROW(parent)->sibling;
4000                                         }
4001                                 }
4002                         }
4003                 }
4004
4005                 if (!new_selected &&
4006                     gtkut_ctree_node_is_selected(ctree, node)) {
4007                         summary_unselect_all(summaryview);
4008                         new_selected = summary_find_next_msg(summaryview, node);
4009                         if (!new_selected)
4010                                 new_selected = summary_find_prev_msg
4011                                         (summaryview, node);
4012                 }
4013
4014                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4015         }
4016
4017         folder_item_update_thaw();
4018         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4019
4020         if (new_selected) {
4021                 summary_unlock(summaryview);
4022                 gtk_sctree_select
4023                         (GTK_SCTREE(ctree),
4024                          new_selected);
4025                 summary_lock(summaryview);
4026         }
4027
4028         if (summaryview->threaded) {
4029                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4030                 summary_thread_build(summaryview);
4031                 summary_thread_init(summaryview);
4032                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4033         }
4034
4035         summaryview->selected = clist->selection ?
4036                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4037
4038         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4039                 menu_set_insensitive_all
4040                         (GTK_MENU_SHELL(summaryview->popupmenu));
4041                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4042         } else
4043                 gtk_widget_grab_focus(summaryview->ctree);
4044
4045         summary_update_status(summaryview);
4046         summary_status_show(summaryview);
4047
4048         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4049
4050         summary_unlock(summaryview);
4051
4052         main_window_cursor_normal(summaryview->mainwin);
4053
4054         if (move_val < 0)
4055                 summary_show(summaryview, summaryview->folder_item);
4056         return TRUE;
4057 }
4058
4059 static gint summary_execute_move(SummaryView *summaryview)
4060 {
4061         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4062         GSList *cur;
4063         gint val = -1;
4064         /* search moving messages and execute */
4065         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4066                                 summaryview);
4067
4068         if (summaryview->mlist) {
4069                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4070                         summaryview->msginfo_update_callback_id);
4071                 val = procmsg_move_messages(summaryview->mlist);
4072                 summaryview->msginfo_update_callback_id =
4073                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4074                         summary_update_msg, (gpointer) summaryview);
4075
4076                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4077                         procmsg_msginfo_free((MsgInfo *)cur->data);
4078                 g_slist_free(summaryview->mlist);
4079                 summaryview->mlist = NULL;
4080                 return val;
4081         }
4082         return 0;
4083 }
4084
4085 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4086                                       gpointer data)
4087 {
4088         SummaryView *summaryview = data;
4089         MsgInfo *msginfo;
4090
4091         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4092
4093         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4094                 summaryview->mlist =
4095                         g_slist_prepend(summaryview->mlist, msginfo);
4096                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4097
4098                 if (msginfo->msgid && *msginfo->msgid &&
4099                     node == g_hash_table_lookup(summaryview->msgid_table,
4100                                                 msginfo->msgid))
4101                         g_hash_table_remove(summaryview->msgid_table,
4102                                             msginfo->msgid);
4103                 if (msginfo->subject && *msginfo->subject &&
4104                     node == subject_table_lookup(summaryview->subject_table,
4105                                                  msginfo->subject)) {
4106                         subject_table_remove(summaryview->subject_table,
4107                                              msginfo->subject);
4108                 }
4109         }
4110 }
4111
4112 static void summary_execute_copy(SummaryView *summaryview)
4113 {
4114         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4115
4116         /* search copying messages and execute */
4117         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4118                 summaryview->msginfo_update_callback_id);
4119         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4120                                 summaryview);
4121
4122         if (summaryview->mlist) {
4123                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4124                 procmsg_copy_messages(summaryview->mlist);
4125
4126                 g_slist_free(summaryview->mlist);
4127                 summaryview->mlist = NULL;
4128         }
4129         summaryview->msginfo_update_callback_id =
4130                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4131                         summary_update_msg, (gpointer) summaryview);
4132 }
4133
4134 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4135                                       gpointer data)
4136 {
4137         SummaryView *summaryview = data;
4138         MsgInfo *msginfo;
4139
4140         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4141
4142         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4143                 summaryview->mlist =
4144                         g_slist_prepend(summaryview->mlist, msginfo);
4145
4146                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4147                 summary_set_row_marks(summaryview, node);
4148         }
4149 }
4150
4151 static void summary_execute_delete(SummaryView *summaryview)
4152 {
4153         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4154         GSList *cur;
4155
4156         /* search deleting messages and execute */
4157         gtk_ctree_pre_recursive
4158                 (ctree, NULL, summary_execute_delete_func, summaryview);
4159
4160         if (!summaryview->mlist) return;
4161
4162         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4163                 summaryview->msginfo_update_callback_id);
4164
4165         folder_item_remove_msgs(summaryview->folder_item,
4166                                 summaryview->mlist);
4167
4168         summaryview->msginfo_update_callback_id =
4169                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4170                         summary_update_msg, (gpointer) summaryview);
4171         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4172                 procmsg_msginfo_free((MsgInfo *)cur->data);
4173
4174         g_slist_free(summaryview->mlist);
4175         summaryview->mlist = NULL;
4176 }
4177
4178 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4179                                         gpointer data)
4180 {
4181         SummaryView *summaryview = data;
4182         MsgInfo *msginfo;
4183
4184         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4185
4186         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4187                 summaryview->mlist =
4188                         g_slist_prepend(summaryview->mlist, msginfo);
4189                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4190
4191                 if (msginfo->msgid && *msginfo->msgid &&
4192                     node == g_hash_table_lookup(summaryview->msgid_table,
4193                                                 msginfo->msgid)) {
4194                         g_hash_table_remove(summaryview->msgid_table,
4195                                             msginfo->msgid);
4196                 }
4197                 if (msginfo->subject && *msginfo->subject &&
4198                     node == subject_table_lookup(summaryview->subject_table,
4199                                                  msginfo->subject)) {
4200                         subject_table_remove(summaryview->subject_table,
4201                                              msginfo->subject);
4202                 }
4203         }
4204 }
4205
4206 /* thread functions */
4207
4208 void summary_thread_build(SummaryView *summaryview)
4209 {
4210         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4211         GtkCTreeNode *node;
4212         GtkCTreeNode *next;
4213         GtkCTreeNode *parent;
4214         MsgInfo *msginfo;
4215         GSList *reflist;
4216
4217         summary_lock(summaryview);
4218
4219         debug_print("Building threads...");
4220         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4221         main_window_cursor_wait(summaryview->mainwin);
4222
4223         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4224                                        G_CALLBACK(summary_tree_expanded), summaryview);
4225         gtk_clist_freeze(GTK_CLIST(ctree));
4226
4227         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4228         while (node) {
4229                 next = GTK_CTREE_ROW(node)->sibling;
4230
4231                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4232
4233                 parent = NULL;
4234
4235                 if (msginfo && msginfo->inreplyto) {
4236                         parent = g_hash_table_lookup(summaryview->msgid_table,
4237                                                      msginfo->inreplyto);
4238
4239                         if (!parent && msginfo->references) {
4240                                 for (reflist = msginfo->references;
4241                                      reflist != NULL; reflist = reflist->next)
4242                                         if ((parent = g_hash_table_lookup
4243                                                 (summaryview->msgid_table,
4244                                                  reflist->data)))
4245                                                 break;
4246                         }
4247                 }
4248
4249                 if (prefs_common.thread_by_subject && parent == NULL) {
4250                         parent = subject_table_lookup
4251                                 (summaryview->subject_table,
4252                                  msginfo->subject);
4253                 }
4254
4255                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4256                         gtk_ctree_move(ctree, node, parent, NULL);
4257                 }
4258
4259                 node = next;
4260         }
4261
4262         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4263
4264         gtk_clist_thaw(GTK_CLIST(ctree));
4265         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4266                                          G_CALLBACK(summary_tree_expanded), summaryview);
4267
4268         debug_print("done.\n");
4269         STATUSBAR_POP(summaryview->mainwin);
4270         main_window_cursor_normal(summaryview->mainwin);
4271
4272         summaryview->threaded = TRUE;
4273
4274         summary_unlock(summaryview);
4275 }
4276
4277 static void summary_thread_init(SummaryView *summaryview)
4278 {
4279         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4280         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4281         GtkCTreeNode *next;
4282         START_TIMING("summary_thread_init");
4283         if (!summaryview->thread_collapsed) {
4284                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4285                                        G_CALLBACK(summary_tree_expanded), summaryview);
4286                 while (node) {
4287                         next = GTK_CTREE_ROW(node)->sibling;
4288                         if (GTK_CTREE_ROW(node)->children)
4289                                 gtk_ctree_expand_recursive(ctree, node);
4290                         node = next;
4291                 }
4292                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4293                                        G_CALLBACK(summary_tree_expanded), summaryview);
4294         }
4295         END_TIMING();
4296 }
4297
4298 static void summary_unthread_for_exec(SummaryView *summaryview)
4299 {
4300         GtkCTreeNode *node;
4301         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4302
4303         debug_print("Unthreading for execution...");
4304
4305         START_LONG_OPERATION(summaryview);
4306
4307         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4308              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4309                 summary_unthread_for_exec_func(ctree, node, summaryview);
4310         }
4311
4312         END_LONG_OPERATION(summaryview);
4313
4314         debug_print("done.\n");
4315 }
4316
4317 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4318                                            gpointer data)
4319 {
4320         MsgInfo *msginfo;
4321         GtkCTreeNode *top_parent;
4322         GtkCTreeNode *child;
4323         GtkCTreeNode *sibling;
4324         SummaryView * summaryview = (SummaryView *)data;
4325         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4326
4327         if (!msginfo ||
4328             (!MSG_IS_MOVE(msginfo->flags) &&
4329              !MSG_IS_DELETED(msginfo->flags)))
4330                 return;
4331         child = GTK_CTREE_ROW(node)->children;
4332         if (!child) return;
4333
4334         if (node == summaryview->selected)
4335                 summaryview->selected = NULL;
4336         if (node == summaryview->displayed)
4337                 summaryview->displayed = NULL;
4338
4339         for (top_parent = node;
4340              GTK_CTREE_ROW(top_parent)->parent != NULL;
4341              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4342                 ;
4343         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4344
4345         GTK_SCTREE(ctree)->sorting = TRUE;
4346         while (child != NULL) {
4347                 GtkCTreeNode *next_child;
4348                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4349
4350                 next_child = GTK_CTREE_ROW(child)->sibling;
4351
4352                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4353                         gtk_ctree_move(ctree, child,
4354                                 NULL,
4355                                 sibling);
4356                 } else {
4357                         if (child == summaryview->displayed) {
4358                                 messageview_clear(summaryview->messageview);
4359                                 summaryview->displayed = NULL;
4360                         }
4361                         if (child == summaryview->selected) {
4362                                 messageview_clear(summaryview->messageview);
4363                                 summaryview->selected = NULL;
4364                         }
4365                 }
4366                 child = next_child;
4367         }
4368         GTK_SCTREE(ctree)->sorting = FALSE;
4369 }
4370
4371 void summary_expand_threads(SummaryView *summaryview)
4372 {
4373         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4374         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4375
4376         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4377                                        G_CALLBACK(summary_tree_expanded), summaryview);
4378         gtk_clist_freeze(GTK_CLIST(ctree));
4379
4380         while (node) {
4381                 if (GTK_CTREE_ROW(node)->children) {
4382                         gtk_ctree_expand(ctree, node);
4383                         summary_set_row_marks(summaryview, node);
4384                 }
4385                 node = GTK_CTREE_NODE_NEXT(node);
4386         }
4387
4388         gtk_clist_thaw(GTK_CLIST(ctree));
4389         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4390                                          G_CALLBACK(summary_tree_expanded), summaryview);
4391
4392         summaryview->thread_collapsed = FALSE;
4393
4394         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4395 }
4396
4397 void summary_collapse_threads(SummaryView *summaryview)
4398 {
4399         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4400         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4401
4402         gtk_clist_freeze(GTK_CLIST(ctree));
4403
4404         while (node) {
4405                 if (GTK_CTREE_ROW(node)->children)
4406                         gtk_ctree_collapse(ctree, node);
4407                 node = GTK_CTREE_ROW(node)->sibling;
4408         }
4409
4410         gtk_clist_thaw(GTK_CLIST(ctree));
4411
4412         summaryview->thread_collapsed = TRUE;
4413
4414         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4415 }
4416
4417 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4418 {
4419         GSList *mlist = NULL, *cur_list;
4420         summary_lock(summaryview);
4421
4422         folder_item_update_freeze();
4423
4424         debug_print("filtering...");
4425         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4426         main_window_cursor_wait(summaryview->mainwin);
4427
4428         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4429
4430         if (selected_only) {
4431                 GList *cur;
4432
4433                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4434                      cur != NULL && cur->data != NULL; cur = cur->next) {
4435                         mlist = g_slist_prepend(mlist,
4436                                  procmsg_msginfo_new_ref(
4437                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4438                 }
4439                 mlist = g_slist_reverse(mlist);
4440         } else {
4441                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4442         }
4443         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4444                 summary_filter_func((MsgInfo *)cur_list->data);
4445         }
4446         filtering_move_and_copy_msgs(mlist);
4447         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4448                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4449         }
4450         g_slist_free(mlist);
4451
4452         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4453
4454         folder_item_update_thaw();
4455         debug_print("done.\n");
4456         STATUSBAR_POP(summaryview->mainwin);
4457         main_window_cursor_normal(summaryview->mainwin);
4458
4459         summary_unlock(summaryview);
4460
4461         /*
4462          * CLAWS: summary_show() only valid after having a lock. ideally
4463          * we want the lock to be context aware...
4464          */
4465         summary_show(summaryview, summaryview->folder_item);
4466 }
4467
4468 static void summary_filter_func(MsgInfo *msginfo)
4469 {
4470         MailFilteringData mail_filtering_data;
4471
4472         mail_filtering_data.msginfo = msginfo;
4473         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4474                 return;
4475
4476         filter_message_by_msginfo(filtering_rules, msginfo);
4477 }
4478
4479 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4480                                  PrefsFilterType type, gint processing_rule)
4481 {
4482         gchar *header = NULL;
4483         gchar *key = NULL;
4484
4485         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4486
4487         if (processing_rule) {
4488                 if (item == NULL)
4489                         prefs_filtering_open(&pre_global_processing,
4490                                              _("Processing rules to apply before folder rules"),
4491                                              header, key);
4492                 else
4493                         prefs_filtering_open(&item->prefs->processing,
4494                                              _("Processing configuration"),
4495                                              header, key);
4496         }
4497         else {
4498                 prefs_filtering_open(&filtering_rules,
4499                                      _("Filtering configuration"),
4500                                        header, key);
4501         }
4502
4503         g_free(header);
4504         g_free(key);
4505 }
4506
4507 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4508                          gint processing_rule)
4509 {
4510         MsgInfo *msginfo;
4511         FolderItem * item;
4512
4513         if (!summaryview->selected) return;
4514
4515         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4516                                               summaryview->selected);
4517         if (!msginfo) return;
4518
4519         item = summaryview->folder_item;
4520         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4521 }
4522
4523 /* color label */
4524
4525 #define N_COLOR_LABELS colorlabel_get_color_count()
4526
4527 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4528                                                      gpointer data)
4529 {
4530         guint color = GPOINTER_TO_UINT(data);
4531         SummaryView *summaryview;
4532
4533         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4534         g_return_if_fail(summaryview != NULL);
4535
4536         /* "dont_toggle" state set? */
4537         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4538                                 "dont_toggle"))
4539                 return;
4540
4541         summary_set_colorlabel(summaryview, color, NULL);
4542 }
4543
4544 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4545  * for the messsage; not the color index */
4546 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4547                                   guint labelcolor)
4548 {
4549         GdkColor color;
4550         GtkStyle *style, *prev_style, *ctree_style;
4551         MsgInfo *msginfo;
4552         gint color_index;
4553
4554         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4555         g_return_if_fail(msginfo);
4556
4557         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4558         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4559         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4560
4561         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4562                 if (!prev_style) return;
4563                 style = gtk_style_copy(prev_style);
4564                 color = ctree_style->fg[GTK_STATE_NORMAL];
4565                 style->fg[GTK_STATE_NORMAL] = color;
4566                 color = ctree_style->fg[GTK_STATE_SELECTED];
4567                 style->fg[GTK_STATE_SELECTED] = color;
4568         } else {
4569                 if (prev_style)
4570                         style = gtk_style_copy(prev_style);
4571                 else
4572                         style = gtk_style_copy(ctree_style);
4573                 color = colorlabel_get_color(color_index);
4574                 style->fg[GTK_STATE_NORMAL] = color;
4575                 /* get the average of label color and selected fg color
4576                    for visibility */
4577                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4578                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4579                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4580         }
4581
4582         gtk_ctree_node_set_row_style(ctree, node, style);
4583         gtk_style_unref(style);
4584 }
4585
4586 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4587 {
4588         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4589         MsgInfo *msginfo;
4590
4591         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4592         g_return_if_fail(msginfo);
4593
4594         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4595                                         MSG_CLABEL_FLAG_MASK, 0);
4596         summary_set_row_marks(summaryview, row);
4597 }
4598
4599 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4600                             GtkWidget *widget)
4601 {
4602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4603         GList *cur;
4604
4605         START_LONG_OPERATION(summaryview);
4606
4607         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4608                 summary_set_row_colorlabel(summaryview,
4609                                            GTK_CTREE_NODE(cur->data), labelcolor);
4610         END_LONG_OPERATION(summaryview);
4611 }
4612
4613 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4614                                                           gpointer data)
4615 {
4616         SummaryView *summaryview;
4617         GtkMenuShell *menu;
4618         GtkCheckMenuItem **items;
4619         gint n;
4620         GList *cur, *sel;
4621
4622         summaryview = (SummaryView *)data;
4623         g_return_if_fail(summaryview != NULL);
4624
4625         sel = GTK_CLIST(summaryview->ctree)->selection;
4626         if (!sel) return;
4627
4628         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4629
4630         g_return_if_fail(menu != NULL);
4631
4632         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4633
4634         /* NOTE: don't return prematurely because we set the "dont_toggle"
4635          * state for check menu items */
4636         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4637                           GINT_TO_POINTER(1));
4638
4639         /* clear items. get item pointers. */
4640         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4641                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4642                         gtk_check_menu_item_set_active
4643                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4644                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4645                         n++;
4646                 }
4647         }
4648
4649         if (n == (N_COLOR_LABELS + 1)) {
4650                 /* iterate all messages and set the state of the appropriate
4651                  * items */
4652                 for (; sel != NULL; sel = sel->next) {
4653                         MsgInfo *msginfo;
4654                         gint clabel;
4655
4656                         msginfo = gtk_ctree_node_get_row_data
4657                                 (GTK_CTREE(summaryview->ctree),
4658                                  GTK_CTREE_NODE(sel->data));
4659                         if (msginfo) {
4660                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4661                                 if (!items[clabel]->active)
4662                                         gtk_check_menu_item_set_active
4663                                                 (items[clabel], TRUE);
4664                         }
4665                 }
4666         } else
4667                 g_warning("invalid number of color elements (%d)\n", n);
4668
4669         /* reset "dont_toggle" state */
4670         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4671                           GINT_TO_POINTER(0));
4672 }
4673
4674 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4675 {
4676         GtkWidget *label_menuitem;
4677         GtkWidget *menu;
4678         GtkWidget *item;
4679         gint i;
4680
4681         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4682                                                    "/Color label");
4683         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4684                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4685                            summaryview);
4686         gtk_widget_show(label_menuitem);
4687
4688         menu = gtk_menu_new();
4689
4690         /* create sub items. for the menu item activation callback we pass the
4691          * index of label_colors[] as data parameter. for the None color we
4692          * pass an invalid (high) value. also we attach a data pointer so we
4693          * can always get back the SummaryView pointer. */
4694
4695         item = gtk_check_menu_item_new_with_label(_("None"));
4696         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4697         g_signal_connect(G_OBJECT(item), "activate",
4698                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4699                            GUINT_TO_POINTER(0));
4700         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4701         gtk_widget_show(item);
4702
4703         gtk_widget_add_accelerator(item, "activate",
4704                                    summaryview->popupfactory->accel_group,
4705                                    GDK_0, GDK_CONTROL_MASK,
4706                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
4707
4708         item = gtk_menu_item_new();
4709         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4710         gtk_widget_show(item);
4711
4712         /* create pixmap/label menu items */
4713         for (i = 0; i < N_COLOR_LABELS; i++) {
4714                 item = colorlabel_create_check_color_menu_item(
4715                         i, refresh, SUMMARY_COLORMENU);
4716                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4717                 g_signal_connect(G_OBJECT(item), "activate",
4718                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4719                                  GUINT_TO_POINTER(i + 1));
4720                 g_object_set_data(G_OBJECT(item), "summaryview",
4721                                   summaryview);
4722                 gtk_widget_show(item);
4723         }
4724
4725         gtk_widget_show(menu);
4726         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4727         summaryview->colorlabel_menu = menu;
4728 }
4729
4730 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
4731 {
4732         SummaryView *summaryview = (SummaryView *)data;
4733         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4734
4735         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4736                        NULL, NULL, 0, gtk_get_current_event_time());
4737         return TRUE;
4738 }
4739
4740 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4741 {
4742         GtkWidget *ctree;
4743         gint *col_pos = summaryview->col_pos;
4744         SummaryColumnState *col_state;
4745         gchar *titles[N_SUMMARY_COLS];
4746         SummaryColumnType type;
4747         gint pos;
4748
4749         memset(titles, 0, sizeof(titles));
4750
4751         col_state = prefs_summary_column_get_config();
4752         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4753                 summaryview->col_state[pos] = col_state[pos];
4754                 type = col_state[pos].type;
4755                 col_pos[type] = pos;
4756                 titles[pos] = "dummy";
4757         }
4758         col_state = summaryview->col_state;
4759
4760         ctree = gtk_sctree_new_with_titles
4761                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4762
4763         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4764         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4765                                            GTK_JUSTIFY_CENTER);
4766         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4767                                            GTK_JUSTIFY_CENTER);
4768         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4769                                            GTK_JUSTIFY_CENTER);
4770         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4771                                            GTK_JUSTIFY_CENTER);
4772         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4773                                            GTK_JUSTIFY_RIGHT);
4774         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4775                                            GTK_JUSTIFY_RIGHT);
4776         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4777                                            GTK_JUSTIFY_RIGHT);
4778         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4779                                    SUMMARY_COL_MARK_WIDTH);
4780         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4781                                    SUMMARY_COL_STATUS_WIDTH);
4782         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4783                                    SUMMARY_COL_LOCKED_WIDTH);
4784         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4785                                    SUMMARY_COL_MIME_WIDTH);
4786         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4787                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4788         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4789                                    prefs_common.summary_col_size[S_COL_FROM]);
4790         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4791                                    prefs_common.summary_col_size[S_COL_TO]);
4792         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4793                                    prefs_common.summary_col_size[S_COL_DATE]);
4794         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4795                                    prefs_common.summary_col_size[S_COL_SIZE]);
4796         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4797                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4798         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4799                                    prefs_common.summary_col_size[S_COL_SCORE]);
4800         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4801         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4802                                      GTK_CTREE_EXPANDER_SQUARE);
4803         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4804         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4805
4806         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4807                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4808                                        GTK_CAN_FOCUS);
4809                 gtk_clist_set_column_visibility
4810                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4811         }
4812
4813         /* connect signal to the buttons for sorting */
4814 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4815         g_signal_connect \
4816                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4817                  "clicked", \
4818                  G_CALLBACK(func), \
4819                  summaryview)
4820
4821         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4822         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4823         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4824         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4825         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4826         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4827         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4828         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4829         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4830         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4831         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4832
4833 #undef CLIST_BUTTON_SIGNAL_CONNECT
4834
4835         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4836                          G_CALLBACK(summary_selected), summaryview);
4837         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4838                          G_CALLBACK(summary_unselected), summaryview);
4839         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4840                          G_CALLBACK(summary_button_pressed),
4841                          summaryview);
4842         g_signal_connect(G_OBJECT(ctree), "popup-menu",
4843                          G_CALLBACK(summary_popup_menu), summaryview);
4844         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4845                          G_CALLBACK(summary_button_released),
4846                          summaryview);
4847         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4848                          G_CALLBACK(summary_key_pressed), summaryview);
4849         g_signal_connect(G_OBJECT(ctree), "resize_column",
4850                          G_CALLBACK(summary_col_resized), summaryview);
4851         g_signal_connect(G_OBJECT(ctree), "open_row",
4852                          G_CALLBACK(summary_open_row), summaryview);
4853
4854         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4855                                G_CALLBACK(summary_tree_expanded),
4856                                summaryview);
4857         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4858                                G_CALLBACK(summary_tree_collapsed),
4859                                summaryview);
4860
4861         g_signal_connect(G_OBJECT(ctree), "start_drag",
4862                          G_CALLBACK(summary_start_drag),
4863                          summaryview);
4864         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4865                          G_CALLBACK(summary_drag_data_get),
4866                          summaryview);
4867
4868         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
4869                           summary_drag_types, 2,
4870                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
4871
4872         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
4873                          G_CALLBACK(summary_drag_data_received),
4874                          summaryview);
4875
4876         g_signal_connect(G_OBJECT(ctree), "drag_motion",
4877                          G_CALLBACK(summary_drag_motion_cb),
4878                          summaryview);
4879
4880         return ctree;
4881 }
4882
4883 void summary_set_column_order(SummaryView *summaryview)
4884 {
4885         GtkWidget *ctree;
4886         GtkWidget *scrolledwin = summaryview->scrolledwin;
4887         FolderItem *item;
4888         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4889         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4890
4891         item = summaryview->folder_item;
4892
4893         summary_clear_all(summaryview);
4894         gtk_widget_destroy(summaryview->ctree);
4895
4896         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4897         summary_set_fonts(summaryview);
4898         summary_set_column_titles(summaryview);
4899         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4900                                             GTK_CLIST(ctree)->hadjustment);
4901         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4902                                             GTK_CLIST(ctree)->vadjustment);
4903         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4904         gtk_widget_show(ctree);
4905
4906         summary_show(summaryview, item);
4907
4908         summary_select_by_msgnum(summaryview, selected_msgnum);
4909
4910         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4911         if (!summaryview->displayed)
4912                 messageview_clear(summaryview->messageview);
4913         else
4914                 summary_redisplay_msg(summaryview);
4915 }
4916
4917
4918 /* callback functions */
4919
4920 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4921                                    SummaryView *summaryview)
4922 {
4923         if (event)
4924                 summary_toggle_view(summaryview);
4925         return TRUE;
4926 }
4927
4928 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4929                                        SummaryView *summaryview)
4930 {
4931         if (!event) return FALSE;
4932
4933         if (event->button == 3) {
4934                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4935                 /* right clicked */
4936                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4937                                NULL, NULL, event->button, event->time);
4938         } else if (event->button == 2) {
4939                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4940         } else if (event->button == 1) {
4941                 if (!prefs_common.emulate_emacs &&
4942                     messageview_is_visible(summaryview->messageview))
4943                         summaryview->display_msg = TRUE;
4944         }
4945
4946         return FALSE;
4947 }
4948
4949 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4950                                         SummaryView *summaryview)
4951 {
4952         return FALSE;
4953 }
4954
4955 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4956 {
4957         return summary_key_pressed(summaryview->ctree, event, summaryview);
4958 }
4959
4960 #define BREAK_ON_MODIFIER_KEY() \
4961         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4962
4963 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4964                                     SummaryView *summaryview)
4965 {
4966         GtkCTree *ctree = GTK_CTREE(widget);
4967         GtkCTreeNode *node;
4968         MessageView *messageview;
4969         TextView *textview;
4970         GtkAdjustment *adj;
4971         gboolean mod_pressed;
4972
4973         if (summary_is_locked(summaryview)) return TRUE;
4974         if (!event) return TRUE;
4975
4976         if (quicksearch_has_focus(summaryview->quicksearch))
4977                 return FALSE;
4978
4979         switch (event->keyval) {
4980         case GDK_Left:          /* Move focus */
4981                 adj = gtk_scrolled_window_get_hadjustment
4982                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4983                 if (adj->lower != adj->value)
4984                         break;
4985                 /* FALLTHROUGH */
4986         case GDK_Escape:
4987                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4988                 return TRUE;
4989         case GDK_Home:
4990         case GDK_End:
4991                 if ((node = summaryview->selected) != NULL) {
4992                         GtkCTreeNode *next = NULL;
4993                         next = (event->keyval == GDK_Home)
4994                                         ? gtk_ctree_node_nth(ctree, 0)
4995                                         : gtk_ctree_node_nth(ctree,
4996                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4997                         if (next) {
4998                                 gtk_sctree_select_with_state
4999                                         (GTK_SCTREE(ctree), next, event->state);
5000
5001                                 /* Deprecated - what are the non-deprecated equivalents? */
5002                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5003                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5004                                 summaryview->selected = next;
5005                         }
5006                 }
5007                 return TRUE;
5008         default:
5009                 break;
5010         }
5011
5012         if (!summaryview->selected) {
5013                 node = gtk_ctree_node_nth(ctree, 0);
5014                 if (node)
5015                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5016                 else
5017                         return TRUE;
5018         }
5019
5020         messageview = summaryview->messageview;
5021         textview = messageview->mimeview->textview;
5022
5023         mod_pressed =
5024                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5025
5026         switch (event->keyval) {
5027         case GDK_space:         /* Page down or go to the next */
5028                 if (event->state & GDK_SHIFT_MASK)
5029                         textview_scroll_page(textview, TRUE);
5030                 else {
5031                         if (summaryview->displayed != summaryview->selected) {
5032                                 summary_display_msg(summaryview,
5033                                                     summaryview->selected);
5034                                 break;
5035                         }
5036                         if (mod_pressed) {
5037                                 if (!textview_scroll_page(textview, TRUE))
5038                                         summary_select_prev_unread(summaryview);
5039                         } else {
5040                                 if (!textview_scroll_page(textview, FALSE))
5041                                         summary_select_next_unread(summaryview);
5042                         }
5043                 }
5044                 break;
5045         case GDK_BackSpace:     /* Page up */
5046                 textview_scroll_page(textview, TRUE);
5047                 break;
5048         case GDK_Return:        /* Scroll up/down one line */
5049                 if (summaryview->displayed != summaryview->selected) {
5050                         summary_display_msg(summaryview,
5051                                             summaryview->selected);
5052                         break;
5053                 }
5054                 textview_scroll_one_line(textview, mod_pressed);
5055                 break;
5056         case GDK_Delete:
5057                 BREAK_ON_MODIFIER_KEY();
5058                 summary_delete_trash(summaryview);
5059                 break;
5060         case GDK_y:
5061         case GDK_t:
5062         case GDK_l:
5063         case GDK_c:
5064                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5065                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5066                                        "key_press_event");
5067                         mimeview_pass_key_press_event(messageview->mimeview,
5068                                                       event);
5069                         break;
5070                 }
5071         default:
5072                 break;
5073         }
5074         return FALSE;
5075 }
5076
5077 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5078 {
5079         SummaryView *summaryview = data;
5080
5081         summary_show(summaryview, summaryview->folder_item);
5082 }
5083
5084 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5085 {
5086         SummaryView *summaryview = (SummaryView *)data;
5087
5088         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5089                 prefs_common.show_searchbar = TRUE;
5090                 quicksearch_show(summaryview->quicksearch);
5091         } else {
5092                 prefs_common.show_searchbar = FALSE;
5093                 quicksearch_hide(summaryview->quicksearch);
5094         }
5095 }
5096
5097 void summaryview_activate_quicksearch(SummaryView *summaryview)
5098 {
5099         gtk_toggle_button_set_active(
5100                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5101                 TRUE);
5102         quicksearch_show(summaryview->quicksearch);
5103 }
5104
5105 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5106 {
5107         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5108                 summary_reedit(summaryview);
5109         else
5110                 summary_open_msg(summaryview);
5111
5112         summaryview->display_msg = FALSE;
5113 }
5114
5115 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5116                                   SummaryView *summaryview)
5117 {
5118         summary_set_row_marks(summaryview, node);
5119         if (prefs_common.bold_unread) {
5120                 while (node) {
5121                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5122                         if (GTK_CTREE_ROW(node)->children)
5123                                 summary_set_row_marks(summaryview, node);
5124                         node = next;
5125                 }
5126         }
5127 }
5128
5129 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5130                                    SummaryView *summaryview)
5131 {
5132         summary_set_row_marks(summaryview, node);
5133 }
5134
5135 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5136                                gint column, SummaryView *summaryview)
5137 {
5138         if (summary_is_locked(summaryview)
5139         ||  GTK_SCTREE(ctree)->selecting_range) {
5140                 return;
5141         }
5142
5143         summary_status_show(summaryview);
5144 }
5145
5146 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5147                              gint column, SummaryView *summaryview)
5148 {
5149         MsgInfo *msginfo;
5150         gboolean marked_unread = FALSE;
5151
5152         if (summary_is_locked(summaryview)
5153         ||  GTK_SCTREE(ctree)->selecting_range) {
5154                 return;
5155         }
5156
5157         summary_status_show(summaryview);
5158
5159         if (GTK_CLIST(ctree)->selection &&
5160             GTK_CLIST(ctree)->selection->next) {
5161                 summaryview->display_msg = FALSE;
5162                 summary_set_menu_sensitive(summaryview);
5163                 toolbar_main_set_sensitive(summaryview->mainwin);
5164                 return;
5165         }
5166
5167         summaryview->selected = row;
5168
5169         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5170         g_return_if_fail(msginfo != NULL);
5171
5172         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5173         toolbar_set_learn_button
5174                 (summaryview->mainwin->toolbar,
5175                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5176
5177         switch (column < 0 ? column : summaryview->col_state[column].type) {
5178         case S_COL_MARK:
5179                 if (!MSG_IS_DELETED(msginfo->flags) &&
5180                     !MSG_IS_MOVE(msginfo->flags) &&
5181                     !MSG_IS_COPY(msginfo->flags)) {
5182                         if (MSG_IS_MARKED(msginfo->flags)) {
5183                                 summary_unmark_row(summaryview, row);
5184                         } else {
5185                                 summary_mark_row(summaryview, row);
5186                         }
5187                 }
5188                 break;
5189         case S_COL_STATUS:
5190                 if (MSG_IS_UNREAD(msginfo->flags)) {
5191                         summary_mark_row_as_read(summaryview, row);
5192                         summary_status_show(summaryview);
5193                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5194                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5195                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5196                                 else
5197                                         log_error(_("An error happened while learning.\n"));
5198                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5199                          !MSG_IS_FORWARDED(msginfo->flags)) {
5200                         marked_unread = TRUE;
5201                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5202                         summary_find_answers(summaryview, msginfo);
5203                         return;
5204                 }
5205                 break;
5206         case S_COL_LOCKED:
5207                 if (MSG_IS_LOCKED(msginfo->flags)) {
5208                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5209                         summary_set_row_marks(summaryview, row);
5210                 }
5211                 else
5212                         summary_lock_row(summaryview, row);
5213                 break;
5214         default:
5215                 break;
5216         }
5217
5218         if (summaryview->display_msg ||
5219             (prefs_common.always_show_msg &&
5220              messageview_is_visible(summaryview->messageview))) {
5221                 summaryview->display_msg = FALSE;
5222                 if (summaryview->displayed != row) {
5223                         summary_display_msg(summaryview, row);
5224                         if (marked_unread) {
5225                                 summary_mark_row_as_unread(summaryview, row);
5226                                 summary_status_show(summaryview);
5227                         }
5228                         return;
5229                 }
5230         }
5231
5232         if (marked_unread) {
5233                 summary_mark_row_as_unread(summaryview, row);
5234                 summary_status_show(summaryview);
5235         }
5236
5237         summary_set_menu_sensitive(summaryview);
5238         toolbar_main_set_sensitive(summaryview->mainwin);
5239 }
5240
5241 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5242                                 SummaryView *summaryview)
5243 {
5244         SummaryColumnType type = summaryview->col_state[column].type;
5245
5246         prefs_common.summary_col_size[type] = width;
5247 }
5248
5249
5250 /*
5251  * \brief get List of msginfo selected in SummaryView
5252  *
5253  * \param summaryview
5254  *
5255  * \return GSList holding MsgInfo
5256  */
5257 GSList *summary_get_selection(SummaryView *summaryview)
5258 {
5259         GList *sel = NULL;
5260         GSList *msginfo_list = NULL;
5261
5262         g_return_val_if_fail(summaryview != NULL, NULL);
5263
5264         sel = GTK_CLIST(summaryview->ctree)->selection;
5265
5266         g_return_val_if_fail(sel != NULL, NULL);
5267
5268         for ( ; sel != NULL; sel = sel->next)
5269                 msginfo_list =
5270                         g_slist_prepend(msginfo_list,
5271                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5272                                                                    GTK_CTREE_NODE(sel->data)));
5273         return g_slist_reverse(msginfo_list);
5274 }
5275
5276 static void summary_reply_cb(SummaryView *summaryview, guint action,
5277                              GtkWidget *widget)
5278 {
5279         MessageView *msgview = (MessageView*)summaryview->messageview;
5280         GSList *msginfo_list;
5281
5282         g_return_if_fail(msgview != NULL);
5283
5284         msginfo_list = summary_get_selection(summaryview);
5285         g_return_if_fail(msginfo_list != NULL);
5286         compose_reply_from_messageview(msgview, msginfo_list, action);
5287         g_slist_free(msginfo_list);
5288 }
5289
5290 static void summary_show_all_header_cb(SummaryView *summaryview,
5291                                        guint action, GtkWidget *widget)
5292 {
5293         summaryview->messageview->all_headers =
5294                         GTK_CHECK_MENU_ITEM(widget)->active;
5295         summary_display_msg_selected(summaryview,
5296                                      GTK_CHECK_MENU_ITEM(widget)->active);
5297 }
5298
5299 static void summary_add_address_cb(SummaryView *summaryview,
5300                                    guint action, GtkWidget *widget)
5301 {
5302         summary_add_address(summaryview);
5303 }
5304
5305 static void summary_create_filter_cb(SummaryView *summaryview,
5306                                      guint action, GtkWidget *widget)
5307 {
5308         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5309 }
5310
5311 static void summary_create_processing_cb(SummaryView *summaryview,
5312                                          guint action, GtkWidget *widget)
5313 {
5314         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5315 }
5316
5317 static void summary_sort_by_column_click(SummaryView *summaryview,
5318                                          FolderSortKey sort_key)
5319 {
5320         GtkCTreeNode *node = NULL;
5321         START_TIMING("summary_sort_by_column_click");
5322         if (summaryview->sort_key == sort_key)
5323                 summary_sort(summaryview, sort_key,
5324                              summaryview->sort_type == SORT_ASCENDING
5325                              ? SORT_DESCENDING : SORT_ASCENDING);
5326         else
5327                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5328
5329         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5330
5331         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
5332         if (prefs_common.bold_unread) {
5333                 while (node) {
5334                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5335                         if (GTK_CTREE_ROW(node)->children)
5336                                 summary_set_row_marks(summaryview, node);
5337                         node = next;
5338                 }
5339         }
5340         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
5341         END_TIMING();
5342 }
5343
5344 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5345 {
5346         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5347 }
5348
5349 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5350 {
5351         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5352 }
5353
5354 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5355 {
5356         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5357 }
5358
5359 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5360 {
5361         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5362 }
5363
5364 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5365 {
5366         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5367 }
5368
5369 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5370 {
5371         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5372 }
5373
5374 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5375 {
5376         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5377                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5378         else
5379                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5380 }
5381
5382 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5383 {
5384         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5385                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5386         else
5387                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5388 }
5389
5390 static void summary_subject_clicked(GtkWidget *button,
5391                                     SummaryView *summaryview)
5392 {
5393         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5394 }
5395
5396 static void summary_score_clicked(GtkWidget *button,
5397                                   SummaryView *summaryview)
5398 {
5399         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5400 }
5401
5402 static void summary_locked_clicked(GtkWidget *button,
5403                                    SummaryView *summaryview)
5404 {
5405         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5406 }
5407
5408 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5409                                SummaryView *summaryview)
5410 {
5411         GdkDragContext *context;
5412
5413         g_return_if_fail(summaryview != NULL);
5414         g_return_if_fail(summaryview->folder_item != NULL);
5415         g_return_if_fail(summaryview->folder_item->folder != NULL);
5416         if (summaryview->selected == NULL) return;
5417
5418         context = gtk_drag_begin(widget, summaryview->target_list,
5419                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5420         gtk_drag_set_icon_default(context);
5421 }
5422
5423 static void summary_drag_data_get(GtkWidget        *widget,
5424                                   GdkDragContext   *drag_context,
5425                                   GtkSelectionData *selection_data,
5426                                   guint             info,
5427                                   guint             time,
5428                                   SummaryView      *summaryview)
5429 {
5430         if (info == TARGET_MAIL_URI_LIST) {
5431                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5432                 GList *cur;
5433                 MsgInfo *msginfo;
5434                 gchar *mail_list = NULL, *tmp1, *tmp2;
5435
5436                 for (cur = GTK_CLIST(ctree)->selection;
5437                      cur != NULL && cur->data != NULL; cur = cur->next) {
5438                         msginfo = gtk_ctree_node_get_row_data
5439                                 (ctree, GTK_CTREE_NODE(cur->data));
5440                         tmp2 = procmsg_get_message_file(msginfo);
5441                         if (!tmp2) continue;
5442                         if (msginfo->subject) {
5443                                 gchar *san_subject = g_strdup(msginfo->subject);
5444                                 gchar *dest = NULL;
5445                                 subst_for_filename(san_subject);
5446                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5447                                                 get_tmp_dir(),
5448                                                 G_DIR_SEPARATOR_S,
5449                                                 san_subject, msginfo->msgnum);
5450                                 g_free(san_subject);
5451                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5452                                 g_free(dest);
5453                                 dest = san_subject;
5454                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5455                                         g_free(tmp2);
5456                                         tmp2 = dest;
5457                                 }
5458                         }
5459                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5460                         g_free(tmp2);
5461
5462                         if (!mail_list) {
5463                                 mail_list = tmp1;
5464                         } else {
5465                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5466                                 g_free(mail_list);
5467                                 g_free(tmp1);
5468                                 mail_list = tmp2;
5469                         }
5470                 }
5471
5472                 if (mail_list != NULL) {
5473                         gtk_selection_data_set(selection_data,
5474                                                selection_data->target, 8,
5475                                                mail_list, strlen(mail_list));
5476                         g_free(mail_list);
5477                 }
5478         } else if (info == TARGET_DUMMY) {
5479                 if (GTK_CLIST(summaryview->ctree)->selection)
5480                         gtk_selection_data_set(selection_data,
5481                                                selection_data->target, 8,
5482                                                "Dummy-Summaryview",
5483                                                strlen("Dummy-Summaryview")+1);
5484         }
5485 }
5486
5487 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5488                                           GdkDragContext *context,
5489                                           gint            x,
5490                                           gint            y,
5491                                           guint           time,
5492                                           SummaryView    *summaryview)
5493 {
5494         FolderItem *item = summaryview->folder_item;
5495         if (!(item && item->folder && folder_item_parent(item) != NULL
5496                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5497                 gdk_drag_status(context, 0, time);
5498                 return FALSE;
5499         } else if (gtk_drag_get_source_widget(context) ==
5500                 mainwindow_get_mainwindow()->folderview->ctree) {
5501                 /* no folders */
5502                 gdk_drag_status(context, 0, time);
5503                 return FALSE;
5504         } else if (gtk_drag_get_source_widget(context) ==
5505                 summaryview->ctree) {
5506                 /* not from same folder */
5507                 gdk_drag_status(context, 0, time);
5508                 return FALSE;
5509         } else {
5510                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5511                 return TRUE;
5512         }
5513 }
5514
5515 static void summary_drag_data_received(GtkWidget        *widget,
5516                                         GdkDragContext   *drag_context,
5517                                         gint              x,
5518                                         gint              y,
5519                                         GtkSelectionData *data,
5520                                         guint             info,
5521                                         guint             time,
5522                                         SummaryView       *summaryview)
5523 {
5524         if (info == TARGET_MAIL_URI_LIST) {
5525                 FolderItem *item = summaryview->folder_item;
5526                 if (!item) {
5527                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5528                         return;
5529                 } else {
5530                         folderview_finish_dnd(data->data, drag_context, time, item);
5531                 }
5532         }
5533 }
5534
5535
5536 /* custom compare functions for sorting */
5537
5538 #define CMP_FUNC_DEF(func_name, val)                                     \
5539 static gint func_name(GtkCList *clist,                                   \
5540                       gconstpointer ptr1, gconstpointer ptr2)            \
5541 {                                                                        \
5542         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5543         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5544         if (!msginfo1 || !msginfo2)                                      \
5545                 return -1;                                               \
5546                                                                          \
5547         return (val);                                                    \
5548 }
5549
5550 CMP_FUNC_DEF(summary_cmp_by_mark,
5551              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5552 CMP_FUNC_DEF(summary_cmp_by_status,
5553              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5554 CMP_FUNC_DEF(summary_cmp_by_mime,
5555              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5556 CMP_FUNC_DEF(summary_cmp_by_label,
5557              MSG_GET_COLORLABEL(msginfo1->flags) -
5558              MSG_GET_COLORLABEL(msginfo2->flags))
5559 CMP_FUNC_DEF(summary_cmp_by_locked,
5560              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5561
5562 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5563 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5564 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5565
5566 #undef CMP_FUNC_DEF
5567
5568 static gint summary_cmp_by_subject(GtkCList *clist,
5569                                    gconstpointer ptr1,
5570                                    gconstpointer ptr2)
5571 {
5572         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5573         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5574
5575         if (!msginfo1->subject)
5576                 return (msginfo2->subject != NULL);
5577         if (!msginfo2->subject)
5578                 return -1;
5579
5580         return subject_compare_for_sort
5581                 (msginfo1->subject, msginfo2->subject);
5582 }
5583
5584 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5585                                 gconstpointer ptr2)
5586 {
5587         const gchar *str1, *str2;
5588         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5589         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5590         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5591
5592         g_return_val_if_fail(sv, -1);
5593
5594         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5595         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5596
5597         if (!str1)
5598                 return str2 != NULL;
5599
5600         if (!str2)
5601                 return -1;
5602
5603         return g_utf8_collate(str1, str2);
5604 }
5605
5606 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5607                                 gconstpointer ptr2)
5608 {
5609         const gchar *str1, *str2;
5610         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5611         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5612         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5613
5614         g_return_val_if_fail(sv, -1);
5615
5616         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5617         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5618
5619         if (!str1)
5620                 return str2 != NULL;
5621
5622         if (!str2)
5623                 return -1;
5624
5625         return g_utf8_collate(str1, str2);
5626 }
5627
5628 static gint summary_cmp_by_simplified_subject
5629         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5630 {
5631         const FolderItemPrefs *prefs;
5632         const gchar *str1, *str2;
5633         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5634         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5635         const MsgInfo *msginfo1 = r1->data;
5636         const MsgInfo *msginfo2 = r2->data;
5637         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5638
5639         g_return_val_if_fail(sv, -1);
5640         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5641
5642         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5643         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5644
5645         if (!str1)
5646                 return str2 != NULL;
5647
5648         if (!str2)
5649                 return -1;
5650
5651         prefs = msginfo1->folder->prefs;
5652         if (!prefs)
5653                 prefs = msginfo2->folder->prefs;
5654         if (!prefs)
5655                 return -1;
5656
5657         return subject_compare_for_sort(str1, str2);
5658 }
5659
5660 static gint summary_cmp_by_score(GtkCList *clist,
5661                                  gconstpointer ptr1, gconstpointer ptr2)
5662 {
5663         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5664         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5665         int diff;
5666
5667         /* if score are equal, sort by date */
5668
5669         diff = msginfo1->score - msginfo2->score;
5670         if (diff != 0)
5671                 return diff;
5672         else
5673                 return summary_cmp_by_date(clist, ptr1, ptr2);
5674 }
5675
5676 static void news_flag_crosspost(MsgInfo *msginfo)
5677 {
5678         GString *line;
5679         gpointer key;
5680         gpointer value;
5681         Folder *mff;
5682
5683         g_return_if_fail(msginfo != NULL);
5684         g_return_if_fail(msginfo->folder != NULL);
5685         g_return_if_fail(msginfo->folder->folder != NULL);
5686         mff = msginfo->folder->folder;
5687         g_return_if_fail(mff->klass->type == F_NEWS);
5688
5689         if (mff->account->mark_crosspost_read) {
5690                 line = g_string_sized_new(128);
5691                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5692                 debug_print("nfcp: checking <%s>", line->str);
5693                 if (mff->newsart &&
5694                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5695                         debug_print(" <%s>", (gchar *)value);
5696                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5697                                 summary_msginfo_change_flags(msginfo,
5698                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5699                         }
5700                         g_hash_table_remove(mff->newsart, key);
5701                         g_free(key);
5702                 }
5703                 g_string_free(line, TRUE);
5704                 debug_print("\n");
5705         }
5706 }
5707
5708 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5709 {
5710         SummaryView *summaryview = (SummaryView *) data;
5711         MsgInfo *msginfo;
5712
5713         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5714         g_return_if_fail(msginfo);
5715
5716         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5717
5718         summary_set_row_marks(summaryview, row);
5719         debug_print("Message %d is marked as ignore thread\n",
5720             msginfo->msgnum);
5721 }
5722
5723 static void summary_ignore_thread(SummaryView *summaryview)
5724 {
5725         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5726         GList *cur;
5727
5728         START_LONG_OPERATION(summaryview);
5729         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5730                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5731                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5732                                         summaryview);
5733
5734         END_LONG_OPERATION(summaryview);
5735
5736         summary_status_show(summaryview);
5737 }
5738
5739 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5740 {
5741         SummaryView *summaryview = (SummaryView *) data;
5742         MsgInfo *msginfo;
5743
5744         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5745         g_return_if_fail(msginfo);
5746
5747         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5748
5749         summary_set_row_marks(summaryview, row);
5750         debug_print("Message %d is marked as unignore thread\n",
5751             msginfo->msgnum);
5752 }
5753
5754 static void summary_unignore_thread(SummaryView *summaryview)
5755 {
5756         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5757         GList *cur;
5758
5759         START_LONG_OPERATION(summaryview);
5760         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5761                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5762                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5763                                         summaryview);
5764
5765         END_LONG_OPERATION(summaryview);
5766
5767         summary_status_show(summaryview);
5768 }
5769
5770 static void summary_check_ignore_thread_func
5771                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5772 {
5773         MsgInfo *msginfo;
5774         gint *found_ignore = (gint *) data;
5775
5776         if (*found_ignore) return;
5777         else {
5778                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5779                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
5780         }
5781 }
5782
5783 void summary_toggle_ignore_thread(SummaryView *summaryview)
5784 {
5785         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5786         GList *cur;
5787         gint found_ignore = 0;
5788
5789         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5790                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5791                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5792                                         &found_ignore);
5793
5794         if (found_ignore)
5795                 summary_unignore_thread(summaryview);
5796         else
5797                 summary_ignore_thread(summaryview);
5798 }
5799
5800 void summary_toggle_show_read_messages(SummaryView *summaryview)
5801 {
5802         FolderItemUpdateData source;
5803         if (summaryview->folder_item->hide_read_msgs)
5804                 summaryview->folder_item->hide_read_msgs = 0;
5805         else
5806                 summaryview->folder_item->hide_read_msgs = 1;
5807
5808         source.item = summaryview->folder_item;
5809         source.update_flags = F_ITEM_UPDATE_NAME;
5810         source.msg = NULL;
5811         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5812         summary_show(summaryview, summaryview->folder_item);
5813 }
5814
5815 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5816                                              guint action)
5817 {
5818         GtkWidget *widget;
5819
5820         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5821                                            "/View/Hide read messages");
5822         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5823                           GINT_TO_POINTER(1));
5824         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5825         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5826                           GINT_TO_POINTER(0));
5827 }
5828
5829 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5830 {
5831         GtkWidget *ctree = summaryview->ctree;
5832         GtkWidget *pixmap;
5833
5834         gtk_widget_destroy(summaryview->folder_pixmap);
5835
5836         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5837         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5838         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5839         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5840         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5841         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5842         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5843         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5844         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5845         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5846         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5847         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5848         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5849         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
5850
5851         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5852         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5853         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5854         gtk_widget_show(pixmap);
5855         summaryview->folder_pixmap = pixmap;
5856
5857         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5858         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5859                               summaryview->quick_search_pixmap);
5860         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5861         gtk_widget_show(pixmap);
5862         summaryview->quick_search_pixmap = pixmap;
5863
5864         folderview_unselect(summaryview->folderview);
5865         folderview_select(summaryview->folderview, summaryview->folder_item);
5866         summary_set_column_titles(summaryview);
5867 }
5868
5869 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
5870 {
5871         GtkMenuShell *menu;
5872         GList *cur;
5873
5874         /* re-create colorlabel submenu */
5875         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5876         g_return_if_fail(menu != NULL);
5877
5878         /* clear items. get item pointers. */
5879         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5880                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
5881         }
5882         summary_colorlabel_menu_create(summaryview, TRUE);
5883 }
5884
5885 /*
5886  * Harvest addresses for selected messages in summary view.
5887  */
5888 void summary_harvest_address(SummaryView *summaryview)
5889 {
5890         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5891         GList *cur;
5892         GList *msgList;
5893         MsgInfo *msginfo;
5894
5895         msgList = NULL;
5896         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5897                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5898                 if (!msginfo)
5899                         continue;
5900                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5901         }
5902         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5903         g_list_free( msgList );
5904 }
5905
5906 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5907 {
5908         int err;
5909         gchar buf[BUFFSIZE];
5910         regex_t *preg = NULL;
5911
5912         preg = g_new0(regex_t, 1);
5913
5914         err = string_match_precompile(simplify_subject_regexp,
5915                                       preg, REG_EXTENDED);
5916         if (err) {
5917                 regerror(err, preg, buf, BUFFSIZE);
5918                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5919                 g_free(preg);
5920                 preg = NULL;
5921         }
5922
5923         return preg;
5924 }
5925
5926 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5927 {
5928         g_return_if_fail(summaryview != NULL);
5929         g_return_if_fail(item != NULL);
5930
5931         /* Subject simplification */
5932         if(summaryview->simplify_subject_preg) {
5933                 regfree(summaryview->simplify_subject_preg);
5934                 g_free(summaryview->simplify_subject_preg);
5935                 summaryview->simplify_subject_preg = NULL;
5936         }
5937         if(item->prefs && item->prefs->simplify_subject_regexp &&
5938            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5939                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5940
5941         /* Sorting */
5942         summaryview->sort_key = item->sort_key;
5943         summaryview->sort_type = item->sort_type;
5944
5945         /* Threading */
5946         summaryview->threaded = item->threaded;
5947         summaryview->thread_collapsed = item->thread_collapsed;
5948
5949         /* Scoring */
5950 }
5951
5952 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5953 {
5954         /* Sorting */
5955         item->sort_key = summaryview->sort_key;
5956         item->sort_type = summaryview->sort_type;
5957
5958         /* Threading */
5959         item->threaded = summaryview->threaded;
5960         item->thread_collapsed = summaryview->thread_collapsed;
5961 }
5962
5963 static gboolean summary_update_msg(gpointer source, gpointer data)
5964 {
5965         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5966         SummaryView *summaryview = (SummaryView *)data;
5967         GtkCTreeNode *node;
5968
5969         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5970         g_return_val_if_fail(summaryview != NULL, FALSE);
5971
5972         if (msginfo_update->msginfo->folder != summaryview->folder_item)
5973                 return FALSE;
5974
5975         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5976                 node = gtk_ctree_find_by_row_data(
5977                                 GTK_CTREE(summaryview->ctree), NULL,
5978                                 msginfo_update->msginfo);
5979
5980                 if (node)
5981                         summary_set_row_marks(summaryview, node);
5982         }
5983
5984         return FALSE;
5985 }
5986
5987 /*!
5988  *\brief        change summaryview to display your answer(s) to a message
5989  *
5990  *\param        summaryview The SummaryView ;)
5991  *\param        msginfo The message for which answers are searched
5992  *
5993  */
5994 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5995 {
5996         FolderItem *sent_folder = NULL;
5997         PrefsAccount *account = NULL;
5998         GtkCTreeNode *node = NULL;
5999         char *buf = NULL;
6000         if (msg == NULL || msg->msgid == NULL)
6001                 return;
6002
6003         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6004         if (account == NULL)
6005                 return;
6006         sent_folder = account_get_special_folder
6007                                 (account, F_OUTBOX);
6008
6009         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6010
6011         if (sent_folder != summaryview->folder_item) {
6012                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6013         }
6014
6015         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6016
6017         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6018         g_free(buf);
6019
6020         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6021         if (node)
6022                 summary_select_node(summaryview, node, TRUE, TRUE);
6023 }
6024
6025 gint summaryview_export_mbox_list(SummaryView *summaryview)
6026 /* return values: -2 skipped, -1 error, 0 OK */
6027 {
6028         GSList *list = summary_get_selected_msg_list(summaryview);
6029         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6030         gint ret;
6031
6032         if (mbox == NULL || list == NULL)
6033                 return -1;
6034
6035         ret = export_list_to_mbox(list, mbox);
6036
6037         g_slist_free(list);
6038         g_free(mbox);
6039
6040         return ret;
6041 }
6042
6043 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6044 {
6045         if (!summaryview || !summaryview->folder_item || !item) {
6046                 return;
6047         }
6048
6049         if (summaryview->folder_item->folder == item->folder) {
6050                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6051         }
6052 }
6053 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6054 {
6055         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6056 }