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