src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90 #include "log.h"
  91
  92 #define SUMMARY_COL_MARK_WIDTH          10
  93 #define SUMMARY_COL_STATUS_WIDTH        13
  94 #define SUMMARY_COL_LOCKED_WIDTH        13
  95 #define SUMMARY_COL_MIME_WIDTH          11
  96
  97
  98 static GtkStyle *bold_style;
  99 static GtkStyle *bold_marked_style;
 100 static GtkStyle *bold_deleted_style;
 101 static GtkStyle *small_style;
 102 static GtkStyle *small_marked_style;
 103 static GtkStyle *small_deleted_style;
 104
 105 static GdkPixmap *markxpm;
 106 static GdkBitmap *markxpmmask;
 107 static GdkPixmap *deletedxpm;
 108 static GdkBitmap *deletedxpmmask;
 109
 110 static GdkPixmap *newxpm;
 111 static GdkBitmap *newxpmmask;
 112 static GdkPixmap *unreadxpm;
 113 static GdkBitmap *unreadxpmmask;
 114 static GdkPixmap *repliedxpm;
 115 static GdkBitmap *repliedxpmmask;
 116 static GdkPixmap *forwardedxpm;
 117 static GdkBitmap *forwardedxpmmask;
 118 static GdkPixmap *ignorethreadxpm;
 119 static GdkBitmap *ignorethreadxpmmask;
 120 static GdkPixmap *lockedxpm;
 121 static GdkBitmap *lockedxpmmask;
 122 static GdkPixmap *spamxpm;
 123 static GdkBitmap *spamxpmmask;
 124
 125 static GdkPixmap *clipxpm;
 126 static GdkBitmap *clipxpmmask;
 127 static GdkPixmap *keyxpm;
 128 static GdkBitmap *keyxpmmask;
 129 static GdkPixmap *clipkeyxpm;
 130 static GdkBitmap *clipkeyxpmmask;
 131 static GdkPixmap *gpgsignedxpm;
 132 static GdkBitmap *gpgsignedxpmmask;
 133 static GdkPixmap *clipgpgsignedxpm;
 134 static GdkBitmap *clipgpgsignedxpmmask;
 135
 136 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139 static void summary_set_marks_func      (GtkCTree               *ctree,
 140                                          GtkCTreeNode           *node,
 141                                          gpointer                data);
 142
 143 void  summary_set_menu_sensitive        (SummaryView            *summaryview);
 144 guint summary_get_msgnum                (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *node);
 146
 147
 148 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 149                                              guint action);
 150
 151 static GtkCTreeNode *summary_find_prev_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154 static GtkCTreeNode *summary_find_next_msg
 155                                         (SummaryView            *summaryview,
 156                                          GtkCTreeNode           *current_node);
 157
 158 static GtkCTreeNode *summary_find_prev_flagged_msg
 159                                         (SummaryView    *summaryview,
 160                                          GtkCTreeNode   *current_node,
 161                                          MsgPermFlags    flags,
 162                                          gboolean        start_from_prev);
 163 static GtkCTreeNode *summary_find_next_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_next);
 168
 169 static GtkCTreeNode *summary_find_msg_by_msgnum
 170                                         (SummaryView            *summaryview,
 171                                          guint                   msgnum);
 172
 173 static void summary_update_status       (SummaryView            *summaryview);
 174
 175 /* display functions */
 176 static void summary_status_show         (SummaryView            *summaryview);
 177 static void summary_set_column_titles   (SummaryView            *summaryview);
 178 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 179                                          GSList                 *mlist);
 180 static void summary_set_header          (SummaryView            *summaryview,
 181                                          gchar                  *text[],
 182                                          MsgInfo                *msginfo,
 183                                          gboolean               *free_from);
 184 static void summary_display_msg         (SummaryView            *summaryview,
 185                                          GtkCTreeNode           *row);
 186 static void summary_display_msg_full    (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row,
 188                                          gboolean                new_window,
 189                                          gboolean                all_headers);
 190 static void summary_set_row_marks       (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192
 193 /* message handling */
 194 static void summary_mark_row            (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_lock_row            (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_unlock_row          (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_delete_row          (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_unmark_row          (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_move_row_to         (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row,
 210                                          FolderItem             *to_folder);
 211 static void summary_copy_row_to         (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row,
 213                                          FolderItem             *to_folder);
 214
 215 static gint summary_execute_move        (SummaryView            *summaryview);
 216 static void summary_execute_move_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_copy        (SummaryView            *summaryview);
 220 static void summary_execute_copy_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_delete      (SummaryView            *summaryview);
 224 static void summary_execute_delete_func (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227
 228 static void summary_thread_init         (SummaryView            *summaryview);
 229 static void summary_ignore_thread       (SummaryView            *summaryview);
 230 static void summary_unignore_thread     (SummaryView            *summaryview);
 231
 232 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 233 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 234                                                  GtkCTreeNode   *node,
 235                                                  gpointer        data);
 236
 237 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 238                               GSList * mlist);
 239
 240 static void summary_filter_func         (MsgInfo *msginfo);
 241
 242 static void summary_colorlabel_menu_item_activate_cb
 243                                           (GtkWidget    *widget,
 244                                            gpointer      data);
 245 static void summary_colorlabel_menu_item_activate_item_cb
 246                                           (GtkMenuItem  *label_menu_item,
 247                                            gpointer      data);
 248 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 249                                            gboolean  refresh);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_unselected          (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_col_resized         (GtkCList               *clist,
 283                                          gint                    column,
 284                                          gint                    width,
 285                                          SummaryView            *summaryview);
 286 static void summary_reply_cb            (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_add_address_cb      (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_create_filter_cb    (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_create_processing_cb(SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_status_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_to_clicked          (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_subject_clicked     (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_score_clicked       (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_locked_clicked      (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327
 328 static void summary_start_drag          (GtkWidget        *widget,
 329                                          int button,
 330                                          GdkEvent *event,
 331                                          SummaryView      *summaryview);
 332 static void summary_drag_data_get       (GtkWidget        *widget,
 333                                          GdkDragContext   *drag_context,
 334                                          GtkSelectionData *selection_data,
 335                                          guint             info,
 336                                          guint             time,
 337                                          SummaryView      *summaryview);
 338 static void summary_drag_data_received(GtkWidget        *widget,
 339                                         GdkDragContext   *drag_context,
 340                                         gint              x,
 341                                         gint              y,
 342                                         GtkSelectionData *data,
 343                                         guint             info,
 344                                         guint             time,
 345                                         SummaryView       *summaryview);
 346 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 347                                           GdkDragContext *context,
 348                                           gint            x,
 349                                           gint            y,
 350                                           guint           time,
 351                                           SummaryView    *summaryview);
 352
 353 /* custom compare functions for sorting */
 354
 355 static gint summary_cmp_by_mark         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_status       (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_mime         (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_num          (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_size         (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_date         (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_from         (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_simplified_subject
 377                                         (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_score        (GtkCList               *clist,
 381                                          gconstpointer           ptr1,
 382                                          gconstpointer           ptr2);
 383 static gint summary_cmp_by_label        (GtkCList               *clist,
 384                                          gconstpointer           ptr1,
 385                                          gconstpointer           ptr2);
 386 static gint summary_cmp_by_to           (GtkCList               *clist,
 387                                          gconstpointer           ptr1,
 388                                          gconstpointer           ptr2);
 389 static gint summary_cmp_by_subject      (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_locked       (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395
 396 static void news_flag_crosspost         (MsgInfo *msginfo);
 397
 398 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 399                                          gpointer        data);
 400 static void tog_searchbar_cb            (GtkWidget      *w,
 401                                          gpointer        data);
 402
 403 static void summary_find_answers        (SummaryView    *summaryview,
 404                                          MsgInfo        *msg);
 405
 406 static gboolean summary_update_msg      (gpointer source, gpointer data);
 407
 408 GtkTargetEntry summary_drag_types[2] =
 409 {
 410         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 411         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 412 };
 413
 414 static GtkItemFactoryEntry summary_popup_entries[] =
 415 {
 416         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 417         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 418         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 419         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 420         {N_("/Repl_y to/mailing _list"),
 421                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 422         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 423         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 424         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 425         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 428         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 429         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 430         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 431         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 432         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 433         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 434         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 435         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 437         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 438         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 439         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 440         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 441         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 442         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 443         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 444         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 445         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 446         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 447         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 448
 449         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 450         {N_("/Add sender to address boo_k"),
 451                                         NULL, summary_add_address_cb, 0, NULL},
 452         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 453         {N_("/Create f_ilter rule/_Automatically"),
 454                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 455         {N_("/Create f_ilter rule/by _From"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 457         {N_("/Create f_ilter rule/by _To"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 459         {N_("/Create f_ilter rule/by _Subject"),
 460                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 461         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 462         {N_("/Create processing rule/_Automatically"),
 463                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 464         {N_("/Create processing rule/by _From"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 466         {N_("/Create processing rule/by _To"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 468         {N_("/Create processing rule/by _Subject"),
 469                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 470         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 471         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 472         {N_("/_View/Open in new _window"),
 473                                         "<control><alt>N", summary_open_msg,    0, NULL},
 474         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 475         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 476         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 477         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 478         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 479 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 480
 481 static const gchar *const col_label[N_SUMMARY_COLS] = {
 482         "",             /* S_COL_MARK    */
 483         N_("S"),        /* S_COL_STATUS  */
 484         "",             /* S_COL_MIME    */
 485         N_("Subject"),  /* S_COL_SUBJECT */
 486         N_("From"),     /* S_COL_FROM    */
 487         N_("To"),       /* S_COL_TO      */
 488         N_("Date"),     /* S_COL_DATE    */
 489         N_("Size"),     /* S_COL_SIZE    */
 490         N_("#"),        /* S_COL_NUMBER  */
 491         N_("Score"),    /* S_COL_SCORE   */
 492         "",             /* S_COL_LOCKED  */
 493 };
 494
 495 #define START_LONG_OPERATION(summaryview) {                     \
 496         summary_lock(summaryview);                              \
 497         main_window_cursor_wait(summaryview->mainwin);          \
 498         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 499         folder_item_update_freeze();                            \
 500         inc_lock();                                             \
 501         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,          \
 502                       summaryview->msginfo_update_callback_id); \
 503 }
 504 #define END_LONG_OPERATION(summaryview) {                       \
 505         inc_unlock();                                           \
 506         folder_item_update_thaw();                              \
 507         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 508         main_window_cursor_normal(summaryview->mainwin);        \
 509         summary_unlock(summaryview);                            \
 510         summaryview->msginfo_update_callback_id =               \
 511                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,    \
 512                 summary_update_msg, (gpointer) summaryview);    \
 513 }
 514
 515 SummaryView *summary_create(void)
 516 {
 517         SummaryView *summaryview;
 518         GtkWidget *vbox;
 519         GtkWidget *scrolledwin;
 520         GtkWidget *ctree;
 521         GtkWidget *hbox;
 522         GtkWidget *hbox_l;
 523         GtkWidget *statlabel_folder;
 524         GtkWidget *statlabel_select;
 525         GtkWidget *statlabel_msgs;
 526         GtkWidget *hbox_spc;
 527         GtkWidget *toggle_eventbox;
 528         GtkWidget *toggle_arrow;
 529         GtkWidget *popupmenu;
 530         GtkWidget *toggle_search;
 531         GtkTooltips *search_tip;
 532         GtkItemFactory *popupfactory;
 533         gint n_entries;
 534         QuickSearch *quicksearch;
 535
 536         debug_print("Creating summary view...\n");
 537         summaryview = g_new0(SummaryView, 1);
 538
 539 #define SUMMARY_VBOX_SPACING 3
 540         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 541
 542         /* create status label */
 543         hbox = gtk_hbox_new(FALSE, 0);
 544         gtk_widget_show(hbox);
 545
 546         search_tip = gtk_tooltips_new();
 547         toggle_search = gtk_toggle_button_new();
 548         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 549                                      prefs_common.show_searchbar);
 550         gtk_widget_show(toggle_search);
 551
 552         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 553                              toggle_search,
 554                              _("Toggle quick search bar"), NULL);
 555
 556         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 557
 558         hbox_l = gtk_hbox_new(FALSE, 0);
 559         gtk_widget_show(hbox_l);
 560         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 561
 562         statlabel_folder = gtk_label_new("");
 563         gtk_widget_show(statlabel_folder);
 564         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 565         statlabel_select = gtk_label_new("");
 566         gtk_widget_show(statlabel_select);
 567         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 568
 569         /* toggle view button */
 570         toggle_eventbox = gtk_event_box_new();
 571         gtk_widget_show(toggle_eventbox);
 572         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 573         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 574         gtk_widget_show(toggle_arrow);
 575         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 576         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 577                          G_CALLBACK(summary_toggle_pressed),
 578                          summaryview);
 579
 580
 581         statlabel_msgs = gtk_label_new("");
 582         gtk_widget_show(statlabel_msgs);
 583         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 584
 585         hbox_spc = gtk_hbox_new(FALSE, 0);
 586         gtk_widget_show(hbox_spc);
 587         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 588
 589         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 590         gtk_widget_show(scrolledwin);
 591         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 592                                        GTK_POLICY_AUTOMATIC,
 593                                        GTK_POLICY_AUTOMATIC);
 594         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 595         gtk_widget_set_size_request(vbox,
 596                              prefs_common.summaryview_width,
 597                              prefs_common.summaryview_height);
 598
 599         ctree = summary_ctree_create(summaryview);
 600         gtk_widget_show(ctree);
 601
 602         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 603                                             GTK_CLIST(ctree)->hadjustment);
 604         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 605                                             GTK_CLIST(ctree)->vadjustment);
 606         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 607
 608         /* status label */
 609         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 610
 611         /* quick search */
 612         quicksearch = quicksearch_new();
 613         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 614
 615         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 616
 617         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 618                           G_CALLBACK(tog_searchbar_cb), summaryview);
 619
 620         /* create popup menu */
 621         n_entries = sizeof(summary_popup_entries) /
 622                 sizeof(summary_popup_entries[0]);
 623         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 624                                       "<SummaryView>", &popupfactory,
 625                                       summaryview);
 626
 627         summaryview->vbox = vbox;
 628         summaryview->scrolledwin = scrolledwin;
 629         summaryview->ctree = ctree;
 630         summaryview->hbox = hbox;
 631         summaryview->hbox_l = hbox_l;
 632         summaryview->statlabel_folder = statlabel_folder;
 633         summaryview->statlabel_select = statlabel_select;
 634         summaryview->statlabel_msgs = statlabel_msgs;
 635         summaryview->toggle_eventbox = toggle_eventbox;
 636         summaryview->toggle_arrow = toggle_arrow;
 637         summaryview->toggle_search = toggle_search;
 638         summaryview->popupmenu = popupmenu;
 639         summaryview->popupfactory = popupfactory;
 640         summaryview->lock_count = 0;
 641         summaryview->msginfo_update_callback_id =
 642                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 643
 644         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 645
 646         summaryview->quicksearch = quicksearch;
 647
 648         /* CLAWS: need this to get the SummaryView * from
 649          * the CList */
 650         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 651
 652         gtk_widget_show_all(vbox);
 653
 654         gtk_widget_show(vbox);
 655
 656         if (prefs_common.show_searchbar)
 657                 quicksearch_show(quicksearch);
 658         else
 659                 quicksearch_hide(quicksearch);
 660
 661         return summaryview;
 662 }
 663
 664 static void summary_set_fonts(SummaryView *summaryview)
 665 {
 666         PangoFontDescription *font_desc;
 667         gint size;
 668
 669         font_desc = pango_font_description_from_string(NORMAL_FONT);
 670         gtk_widget_modify_font(summaryview->ctree, font_desc);
 671         pango_font_description_free(font_desc);
 672
 673         if (!bold_style) {
 674                 bold_style = gtk_style_copy
 675                         (gtk_widget_get_style(summaryview->ctree));
 676                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 677                 if (font_desc) {
 678                         pango_font_description_free(bold_style->font_desc);
 679                         bold_style->font_desc = font_desc;
 680                 }
 681
 682                 pango_font_description_set_weight
 683                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 684                 bold_marked_style = gtk_style_copy(bold_style);
 685                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 686                         summaryview->color_marked;
 687                 bold_deleted_style = gtk_style_copy(bold_style);
 688                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 689                         summaryview->color_dim;
 690         }
 691
 692         font_desc = pango_font_description_new();
 693         size = pango_font_description_get_size
 694                 (summaryview->ctree->style->font_desc);
 695         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 696         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 697         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 698         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 699         pango_font_description_free(font_desc);
 700 }
 701
 702 void summary_init(SummaryView *summaryview)
 703 {
 704         GtkWidget *pixmap;
 705
 706         gtk_widget_realize(summaryview->ctree);
 707         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 708                          &markxpm, &markxpmmask);
 709         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 710                          &deletedxpm, &deletedxpmmask);
 711         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 712                          &newxpm, &newxpmmask);
 713         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 714                          &unreadxpm, &unreadxpmmask);
 715         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 716                          &repliedxpm, &repliedxpmmask);
 717         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 718                          &forwardedxpm, &forwardedxpmmask);
 719         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 720                          &clipxpm, &clipxpmmask);
 721         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 722                          &lockedxpm, &lockedxpmmask);
 723         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 724                          &ignorethreadxpm, &ignorethreadxpmmask);
 725         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 726                          &clipkeyxpm, &clipkeyxpmmask);
 727         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 728                          &keyxpm, &keyxpmmask);
 729         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 730                          &gpgsignedxpm, &gpgsignedxpmmask);
 731         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 732                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 733         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 734                          &spamxpm, &spamxpmmask);
 735
 736         summary_set_fonts(summaryview);
 737
 738         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 739         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 740         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 741         gtk_widget_show(pixmap);
 742         summaryview->folder_pixmap = pixmap;
 743
 744         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 745         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 746         gtk_widget_show(pixmap);
 747         summaryview->quick_search_pixmap = pixmap;
 748
 749         /* Init summaryview prefs */
 750         summaryview->sort_key = SORT_BY_NONE;
 751         summaryview->sort_type = SORT_ASCENDING;
 752
 753         /* Init summaryview extra data */
 754         summaryview->simplify_subject_preg = NULL;
 755
 756         summary_clear_list(summaryview);
 757         summary_set_column_titles(summaryview);
 758         summary_colorlabel_menu_create(summaryview, FALSE);
 759         main_create_mailing_list_menu (summaryview->mainwin, NULL);
 760         summary_set_menu_sensitive(summaryview);
 761
 762 }
 763
 764 #define CURRENTLY_DISPLAYED(m) \
 765 ( (m->msgnum == displayed_msgnum) \
 766   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 767
 768 #define FOLDER_SHOWS_TO_HDR(i) \
 769 ( folder_has_parent_of_type(i, F_OUTBOX) \
 770   ||  folder_has_parent_of_type(i, F_DRAFT) \
 771   ||  folder_has_parent_of_type(i, F_QUEUE) )
 772
 773 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 774 {
 775         gboolean show_from = FALSE, show_to = FALSE;
 776         gboolean showing_from = FALSE, showing_to = FALSE;
 777         gint from_pos = 0, to_pos = 0;
 778         SummaryColumnState *col_state = summaryview->col_state;
 779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 780
 781         if (!item)
 782                 return;
 783         if(FOLDER_SHOWS_TO_HDR(item))
 784                 show_to = TRUE;
 785         else
 786                 show_from = TRUE;
 787
 788         from_pos = summaryview->col_pos[S_COL_FROM];
 789         to_pos = summaryview->col_pos[S_COL_TO];
 790         showing_from = col_state[from_pos].visible;
 791         showing_to = col_state[to_pos].visible;
 792
 793         if (showing_from && showing_to) {
 794                 debug_print("showing both\n");
 795                 return;
 796         }
 797
 798         if (!showing_from && !showing_to) {
 799                 debug_print("showing none\n");
 800                 return;
 801         }
 802
 803         debug_print("showing %s %s, must show %s %s\n",
 804                 showing_from?"From":"",
 805                 showing_to?"To":"",
 806                 show_from?"From":"",
 807                 show_to?"To":"");
 808
 809         if (showing_from == show_from && showing_to == show_to)
 810                 return;
 811         /* else we'll switch both */
 812
 813         debug_print("switching columns\n");
 814         col_state[from_pos].type = S_COL_TO;
 815         col_state[from_pos].visible = show_to;
 816
 817         col_state[to_pos].type = S_COL_FROM;
 818         col_state[to_pos].visible = show_from;
 819
 820         summaryview->col_pos[S_COL_TO] = from_pos;
 821         summaryview->col_pos[S_COL_FROM] = to_pos;
 822
 823         gtk_clist_set_column_visibility
 824                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 825         gtk_clist_set_column_visibility
 826                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 827
 828         summary_set_column_titles(summaryview);
 829 }
 830
 831 static gboolean summaryview_quicksearch_recurse(gpointer data)
 832 {
 833         SummaryView *summaryview = (SummaryView *)data;
 834         main_window_cursor_wait(summaryview->mainwin);
 835         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 836         quicksearch_search_subfolders(summaryview->quicksearch,
 837                               summaryview->folderview,
 838                               summaryview->folder_item);
 839         main_window_cursor_normal(summaryview->mainwin);
 840         return FALSE;
 841 }
 842 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 843 {
 844         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 845         GtkCTreeNode *node;
 846         GSList *mlist = NULL;
 847         gchar *buf;
 848         gboolean is_refresh;
 849         guint selected_msgnum = 0;
 850         guint displayed_msgnum = 0;
 851         GSList *cur;
 852         GSList *not_killed;
 853         gboolean hidden_removed = FALSE;
 854
 855         if (summary_is_locked(summaryview)) return FALSE;
 856
 857         if (!summaryview->mainwin)
 858                 return FALSE;
 859
 860         summary_switch_from_to(summaryview, item);
 861
 862         inc_lock();
 863         summary_lock(summaryview);
 864
 865         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 866
 867         if (!is_refresh)
 868                 main_create_mailing_list_menu (summaryview->mainwin, NULL);
 869
 870         if (!prefs_common.summary_quicksearch_sticky
 871          && !prefs_common.summary_quicksearch_recurse
 872          && !quicksearch_is_running(summaryview->quicksearch)
 873          && !is_refresh) {
 874                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 875         }
 876
 877         /* STATUSBAR_POP(summaryview->mainwin); */
 878
 879         if (is_refresh) {
 880                 selected_msgnum = summary_get_msgnum(summaryview,
 881                                                      summaryview->selected);
 882                 displayed_msgnum = summary_get_msgnum(summaryview,
 883                                                       summaryview->displayed);
 884         }
 885
 886         /* process the marks if any */
 887         if (summaryview->mainwin->lock_count == 0 &&
 888             (summaryview->moved > 0 || summaryview->copied > 0)) {
 889                 AlertValue val;
 890                 gboolean changed = FALSE;
 891
 892                 val = alertpanel(_("Process mark"),
 893                                  _("Some marks are left. Process them?"),
 894                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 895                 if (G_ALERTALTERNATE == val) {
 896                         summary_unlock(summaryview);
 897                         summary_execute(summaryview);
 898                         summary_lock(summaryview);
 899                         changed = TRUE;
 900                 } else if (G_ALERTDEFAULT == val) {
 901                         /* DO NOTHING */
 902                 } else {
 903                         summary_unlock(summaryview);
 904                         inc_unlock();
 905                         return FALSE;
 906                 }
 907                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 908                         folder_update_op_count();
 909         }
 910
 911         gtk_clist_freeze(GTK_CLIST(ctree));
 912
 913         summary_clear_list(summaryview);
 914
 915         buf = NULL;
 916         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 917                 g_free(buf);
 918                 debug_print("empty folder (%p %s %p %d)\n\n",
 919                                 item,
 920                                 item?item->path:"NULL",
 921                                 item?folder_item_parent(item):0x0,
 922                                 item?item->no_select:FALSE);
 923                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 924                 summary_clear_all(summaryview);
 925                 summaryview->folder_item = item;
 926                 gtk_clist_thaw(GTK_CLIST(ctree));
 927                 summary_unlock(summaryview);
 928                 inc_unlock();
 929                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 930                         main_window_cursor_wait(summaryview->mainwin);
 931                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 932                         if (quicksearch_is_active(summaryview->quicksearch))
 933                                 quicksearch_search_subfolders(summaryview->quicksearch,
 934                                               summaryview->folderview,
 935                                               summaryview->folder_item);
 936                         main_window_cursor_normal(summaryview->mainwin);
 937                 }
 938                 return TRUE;
 939         }
 940         g_free(buf);
 941
 942         if (!is_refresh)
 943                 messageview_clear(summaryview->messageview);
 944
 945         summaryview->folder_item = item;
 946         item->opened = TRUE;
 947
 948         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 949         debug_print("%s\n", buf);
 950         STATUSBAR_PUSH(summaryview->mainwin, buf);
 951         g_free(buf);
 952
 953         main_window_cursor_wait(summaryview->mainwin);
 954
 955         mlist = folder_item_get_msg_list(item);
 956
 957         if (summaryview->folder_item->hide_read_msgs &&
 958             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 959                 GSList *not_killed;
 960
 961                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 962                 not_killed = NULL;
 963                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 964                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 965
 966                         if (!msginfo->hidden) {
 967                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 968                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 969                                         not_killed = g_slist_prepend(not_killed, msginfo);
 970                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 971                                          MSG_IS_LOCKED(msginfo->flags))
 972                                         not_killed = g_slist_prepend(not_killed, msginfo);
 973                                 else if (is_refresh &&
 974                                         (msginfo->msgnum == selected_msgnum ||
 975                                          msginfo->msgnum == displayed_msgnum))
 976                                         not_killed = g_slist_prepend(not_killed, msginfo);
 977                                 else
 978                                         procmsg_msginfo_free(msginfo);
 979                          } else
 980                                 procmsg_msginfo_free(msginfo);
 981                 }
 982                 hidden_removed = TRUE;
 983                 g_slist_free(mlist);
 984                 mlist = not_killed;
 985         } else {
 986                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 987         }
 988
 989         if (quicksearch_is_active(summaryview->quicksearch)) {
 990                 GSList *not_killed;
 991                 gint num = 0, total = summaryview->folder_item->total_msgs;
 992                 statusbar_print_all(_("Searching in %s... \n"),
 993                         summaryview->folder_item->path ?
 994                         summaryview->folder_item->path : "(null)");
 995                 not_killed = NULL;
 996                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 997                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 998
 999                         statusbar_progress_all(num++,total, 50);
1000
1001                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
1002                                 not_killed = g_slist_prepend(not_killed, msginfo);
1003                         else
1004                                 procmsg_msginfo_free(msginfo);
1005                         GTK_EVENTS_FLUSH();
1006                         if (!quicksearch_is_active(summaryview->quicksearch)) {
1007                                 break;
1008                         }
1009                 }
1010                 statusbar_progress_all(0,0,0);
1011                 statusbar_pop_all();
1012
1013                 hidden_removed = TRUE;
1014                 if (!quicksearch_is_active(summaryview->quicksearch)) {
1015                         debug_print("search cancelled!\n");
1016                         gtk_clist_thaw(GTK_CLIST(ctree));
1017                         STATUSBAR_POP(summaryview->mainwin);
1018                         main_window_cursor_normal(summaryview->mainwin);
1019                         summary_unlock(summaryview);
1020                         inc_unlock();
1021                         summary_show(summaryview, summaryview->folder_item);
1022                         return FALSE;
1023                 }
1024                 g_slist_free(mlist);
1025                 mlist = not_killed;
1026         }
1027
1028         if (!hidden_removed) {
1029                 START_TIMING("removing hidden");
1030                 not_killed = NULL;
1031                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1032                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1033
1034                         if (!msginfo->hidden)
1035                                 not_killed = g_slist_prepend(not_killed, msginfo);
1036                         else
1037                                 procmsg_msginfo_free(msginfo);
1038                 }
1039                 g_slist_free(mlist);
1040                 mlist = not_killed;
1041                 END_TIMING();
1042         }
1043
1044         STATUSBAR_POP(summaryview->mainwin);
1045
1046         /* set ctree and hash table from the msginfo list, and
1047            create the thread */
1048         summary_set_ctree_from_list(summaryview, mlist);
1049
1050         g_slist_free(mlist);
1051
1052         if (quicksearch_is_active(summaryview->quicksearch) &&
1053             quicksearch_is_running(summaryview->quicksearch)) {
1054                 /* only scan subfolders when quicksearch changed,
1055                  * not when search is the same and folder changed */
1056                 g_timeout_add(100, summaryview_quicksearch_recurse, summaryview);
1057         }
1058
1059         if (is_refresh) {
1060                 summaryview->displayed =
1061                         summary_find_msg_by_msgnum(summaryview,
1062                                                    displayed_msgnum);
1063                 if (!summaryview->displayed)
1064                         messageview_clear(summaryview->messageview);
1065                 summary_unlock(summaryview);
1066                 summary_select_by_msgnum(summaryview, selected_msgnum);
1067                 summary_lock(summaryview);
1068                 if (!summaryview->selected) {
1069                         /* no selected message - select first unread
1070                            message, but do not display it */
1071                         node = summary_find_next_flagged_msg(summaryview, NULL,
1072                                                              MSG_UNREAD, FALSE);
1073                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1074                                 node = gtk_ctree_node_nth
1075                                         (ctree,
1076                                          item->sort_type == SORT_DESCENDING
1077                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1078                         summary_unlock(summaryview);
1079                         summary_select_node(summaryview, node, FALSE, TRUE);
1080                         summary_lock(summaryview);
1081                 }
1082         } else {
1083                 switch (prefs_common.select_on_entry) {
1084                         case SELECTONENTRY_MNU:
1085                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1086                                                                      MSG_MARKED, FALSE);
1087                                 if (node == NULL)
1088                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1089                                                                      MSG_NEW, FALSE);
1090                                 if (node == NULL)
1091                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1092                                                                      MSG_UNREAD, FALSE);
1093                                 break;
1094                         case SELECTONENTRY_MUN:
1095                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1096                                                                      MSG_MARKED, FALSE);
1097                                 if (node == NULL)
1098                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1099                                                                      MSG_UNREAD, FALSE);
1100                                 if (node == NULL)
1101                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1102                                                                      MSG_NEW, FALSE);
1103                                 break;
1104                         case SELECTONENTRY_NMU:
1105                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1106                                                                      MSG_NEW, FALSE);
1107                                 if (node == NULL)
1108                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1109                                                                      MSG_MARKED, FALSE);
1110                                 if (node == NULL)
1111                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1112                                                                      MSG_UNREAD, FALSE);
1113                                 break;
1114                         case SELECTONENTRY_NUM:
1115                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1116                                                                      MSG_NEW, FALSE);
1117                                 if (node == NULL)
1118                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1119                                                                      MSG_UNREAD, FALSE);
1120                                 if (node == NULL)
1121                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1122                                                                      MSG_MARKED, FALSE);
1123                                 break;
1124                         case SELECTONENTRY_UNM:
1125                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1126                                                                      MSG_UNREAD, FALSE);
1127                                 if (node == NULL)
1128                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1129                                                                      MSG_NEW, FALSE);
1130                                 if (node == NULL)
1131                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1132                                                                      MSG_MARKED, FALSE);
1133                                 break;
1134                         case SELECTONENTRY_UMN:
1135                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1136                                                                      MSG_UNREAD, FALSE);
1137                                 if (node == NULL)
1138                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1139                                                                      MSG_MARKED, FALSE);
1140                                 if (node == NULL)
1141                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1142                                                                      MSG_NEW, FALSE);
1143                                 break;
1144                         default:
1145                                 node = NULL;
1146                 }
1147
1148                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1149                         node = gtk_ctree_node_nth
1150                                 (ctree,
1151                                  item->sort_type == SORT_DESCENDING
1152                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1153                 }
1154                 summary_unlock(summaryview);
1155                 summary_select_node(summaryview, node,
1156                                     prefs_common.always_show_msg,
1157                                     TRUE);
1158                 summary_lock(summaryview);
1159         }
1160
1161         summary_status_show(summaryview);
1162         summary_set_menu_sensitive(summaryview);
1163         toolbar_main_set_sensitive(summaryview->mainwin);
1164
1165         gtk_clist_thaw(GTK_CLIST(ctree));
1166         debug_print("\n");
1167         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1168         STATUSBAR_POP(summaryview->mainwin);
1169         main_window_cursor_normal(summaryview->mainwin);
1170         summary_unlock(summaryview);
1171         inc_unlock();
1172
1173         return TRUE;
1174 }
1175
1176 #undef CURRENTLY_DISPLAYED
1177
1178
1179 void summary_clear_list(SummaryView *summaryview)
1180 {
1181         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1182         gint optimal_width;
1183
1184         gtk_clist_freeze(clist);
1185
1186         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1187                                 NULL, summary_free_msginfo_func, NULL);
1188
1189         if (summaryview->folder_item) {
1190                 summaryview->folder_item->opened = FALSE;
1191                 summaryview->folder_item = NULL;
1192         }
1193
1194         summaryview->display_msg = FALSE;
1195
1196         summaryview->selected = NULL;
1197         summaryview->displayed = NULL;
1198         summaryview->total_size = 0;
1199         summaryview->deleted = summaryview->moved = 0;
1200         summaryview->copied = 0;
1201         if (summaryview->msgid_table) {
1202                 g_hash_table_destroy(summaryview->msgid_table);
1203                 summaryview->msgid_table = NULL;
1204         }
1205         if (summaryview->subject_table) {
1206                 g_hash_table_destroy(summaryview->subject_table);
1207                 summaryview->subject_table = NULL;
1208         }
1209         summaryview->mlist = NULL;
1210
1211         gtk_clist_clear(clist);
1212         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1213                 optimal_width = gtk_clist_optimal_column_width
1214                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1215                 gtk_clist_set_column_width
1216                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1217                          optimal_width);
1218         }
1219
1220         gtk_clist_thaw(clist);
1221 }
1222
1223 void summary_clear_all(SummaryView *summaryview)
1224 {
1225         messageview_clear(summaryview->messageview);
1226         summary_clear_list(summaryview);
1227         summary_set_menu_sensitive(summaryview);
1228         toolbar_main_set_sensitive(summaryview->mainwin);
1229         summary_status_show(summaryview);
1230 }
1231
1232 void summary_lock(SummaryView *summaryview)
1233 {
1234         summaryview->lock_count++;
1235 }
1236
1237 void summary_unlock(SummaryView *summaryview)
1238 {
1239         if (summaryview->lock_count)
1240                 summaryview->lock_count--;
1241 }
1242
1243 gboolean summary_is_locked(SummaryView *summaryview)
1244 {
1245         return summaryview->lock_count > 0;
1246 }
1247
1248 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1249 {
1250         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1251         SummarySelection selection;
1252
1253         if (!clist->row_list)
1254                 selection = SUMMARY_NONE;
1255         else if (!clist->selection)
1256                 selection = SUMMARY_SELECTED_NONE;
1257         else if (!clist->selection->next)
1258                 selection = SUMMARY_SELECTED_SINGLE;
1259         else
1260                 selection = SUMMARY_SELECTED_MULTIPLE;
1261
1262         return selection;
1263 }
1264
1265 /*!
1266  *\return       MsgInfo * Selected message if there's one selected;
1267  *              if multiple selected, or none, return NULL.
1268  */
1269 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1270 {
1271         /* summaryview->selected may be valid when multiple
1272          * messages were selected */
1273         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1274
1275         if (sellist == NULL || sellist->next)
1276                 return NULL;
1277
1278         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1279 }
1280
1281 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1282 {
1283         GSList *mlist = NULL;
1284         GList *cur;
1285         MsgInfo *msginfo;
1286
1287         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1288              cur = cur->next) {
1289                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1290                 mlist = g_slist_prepend(mlist, msginfo);
1291         }
1292
1293         mlist = g_slist_reverse(mlist);
1294
1295         return mlist;
1296 }
1297
1298 GSList *summary_get_msg_list(SummaryView *summaryview)
1299 {
1300         GSList *mlist = NULL;
1301         GtkCTree *ctree;
1302         GtkCTreeNode *node;
1303         MsgInfo *msginfo;
1304
1305         ctree = GTK_CTREE(summaryview->ctree);
1306
1307         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1308              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1309                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1310                 mlist = g_slist_prepend(mlist, msginfo);
1311         }
1312
1313         mlist = g_slist_reverse(mlist);
1314
1315         return mlist;
1316 }
1317
1318 void summary_set_menu_sensitive(SummaryView *summaryview)
1319 {
1320         GtkItemFactory *ifactory = summaryview->popupfactory;
1321         SensitiveCond state;
1322         gboolean sensitive;
1323         GtkWidget *menuitem;
1324         gint i;
1325
1326         static const struct {
1327                 gchar *const entry;
1328                 SensitiveCond cond;
1329         } entry[] = {
1330                 {"/Reply"                       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1331                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1332                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1333                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1334                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1335
1336                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1337                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1338                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1339
1340                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1341                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1342                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1343                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1344
1345                 {"/Mark"                        , M_TARGET_EXIST},
1346                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1347                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1348                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1349                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1350                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1351                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1352                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1353                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1354                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1355                 {"/Color label"                 , M_TARGET_EXIST},
1356
1357                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1358                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1359                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1360
1361                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1362                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1363                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1364                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1365                 {"/Save as..."                  , M_TARGET_EXIST},
1366                 {"/Print..."                    , M_TARGET_EXIST},
1367                 {NULL, 0}
1368         };
1369
1370         main_window_set_menu_sensitive(summaryview->mainwin);
1371
1372         state = main_window_get_current_state(summaryview->mainwin);
1373
1374         for (i = 0; entry[i].entry != NULL; i++) {
1375                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1376                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1377         }
1378
1379
1380         summary_lock(summaryview);
1381         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1382         if (summaryview->messageview
1383         &&  summaryview->messageview->mimeview
1384         &&  summaryview->messageview->mimeview->textview)
1385                 gtk_check_menu_item_set_active
1386                         (GTK_CHECK_MENU_ITEM(menuitem),
1387                          summaryview->messageview->mimeview->textview->show_all_headers);
1388         summary_unlock(summaryview);
1389 }
1390
1391 void summary_select_prev_unread(SummaryView *summaryview)
1392 {
1393         GtkCTreeNode *node;
1394         gboolean skip_cur = FALSE;
1395
1396         if (summaryview->displayed
1397         &&  summaryview->selected == summaryview->displayed) {
1398                 debug_print("skipping current\n");
1399                 skip_cur = TRUE;
1400         }
1401
1402         node = summary_find_prev_flagged_msg
1403                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1404
1405         if (!node || node == summaryview->selected) {
1406                 AlertValue val = 0;
1407
1408                 switch (prefs_common.next_unread_msg_dialog) {
1409                         case NEXTUNREADMSGDIALOG_ALWAYS:
1410                                 val = alertpanel(_("No more unread messages"),
1411                                                  _("No unread message found. "
1412                                                    "Search from the end?"),
1413                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1414                                 break;
1415                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1416                                 val = G_ALERTALTERNATE;
1417                                 break;
1418                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1419                                 val = !G_ALERTALTERNATE;
1420                                 break;
1421                         default:
1422                                 debug_print(
1423                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1424                 }
1425                 if (val != G_ALERTALTERNATE) return;
1426                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1427                                                      MSG_UNREAD, FALSE);
1428         }
1429
1430         if (!node)
1431                 alertpanel_notice(_("No unread messages."));
1432         else
1433                 summary_select_node(summaryview, node, TRUE, FALSE);
1434 }
1435
1436 void summary_select_next_unread(SummaryView *summaryview)
1437 {
1438         GtkCTreeNode *node = summaryview->selected;
1439         gboolean skip_cur = FALSE;
1440
1441         if (summaryview->displayed
1442         &&  summaryview->selected == summaryview->displayed) {
1443                 debug_print("skipping cur (%p %p)\n",
1444                         summaryview->displayed, summaryview->selected);
1445                 skip_cur = TRUE;
1446         }
1447
1448
1449         node = summary_find_next_flagged_msg
1450                 (summaryview, node, MSG_UNREAD, skip_cur);
1451
1452         if (node)
1453                 summary_select_node(summaryview, node, TRUE, FALSE);
1454         else {
1455                 node = summary_find_next_flagged_msg
1456                         (summaryview, NULL, MSG_UNREAD, FALSE);
1457                 if (node == NULL || node == summaryview->selected) {
1458                         AlertValue val = 0;
1459
1460                         switch (prefs_common.next_unread_msg_dialog) {
1461                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1462                                         val = alertpanel(_("No more unread messages"),
1463                                                          _("No unread message found. "
1464                                                            "Go to next folder?"),
1465                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1466                                         break;
1467                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1468                                         val = G_ALERTALTERNATE;
1469                                         break;
1470                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1471                                         val = G_ALERTOTHER;
1472                                         break;
1473                                 default:
1474                                         debug_print(
1475                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1476                         }
1477
1478                         if (val == G_ALERTALTERNATE) {
1479                                 folderview_select_next_unread(summaryview->folderview);
1480                                 return;
1481                         }
1482                         else
1483                                 return;
1484                 } else
1485                         summary_select_node(summaryview, node, TRUE, FALSE);
1486
1487         }
1488 }
1489
1490 void summary_select_prev_new(SummaryView *summaryview)
1491 {
1492         GtkCTreeNode *node;
1493         gboolean skip_cur = FALSE;
1494
1495         if (summaryview->displayed
1496         &&  summaryview->selected == summaryview->displayed) {
1497                 debug_print("skipping current\n");
1498                 skip_cur = TRUE;
1499         }
1500
1501         node = summary_find_prev_flagged_msg
1502                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1503
1504         if (!node || node == summaryview->selected) {
1505                 AlertValue val = 0;
1506
1507                 switch (prefs_common.next_unread_msg_dialog) {
1508                         case NEXTUNREADMSGDIALOG_ALWAYS:
1509                                 val = alertpanel(_("No more new messages"),
1510                                                  _("No new message found. "
1511                                                    "Search from the end?"),
1512                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1513                                 break;
1514                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1515                                 val = G_ALERTALTERNATE;
1516                                 break;
1517                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1518                                 val = !G_ALERTALTERNATE;
1519                                 break;
1520                         default:
1521                                 debug_print(
1522                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1523                 }
1524                 if (val != G_ALERTALTERNATE) return;
1525                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1526                                                      MSG_NEW, FALSE);
1527         }
1528
1529         if (!node)
1530                 alertpanel_notice(_("No new messages."));
1531         else
1532                 summary_select_node(summaryview, node, TRUE, FALSE);
1533 }
1534
1535 void summary_select_next_new(SummaryView *summaryview)
1536 {
1537         GtkCTreeNode *node = summaryview->selected;
1538         gboolean skip_cur = FALSE;
1539
1540         if (summaryview->displayed
1541         &&  summaryview->selected == summaryview->displayed) {
1542                 debug_print("skipping cur (%p %p)\n",
1543                         summaryview->displayed, summaryview->selected);
1544                 skip_cur = TRUE;
1545         }
1546
1547
1548         node = summary_find_next_flagged_msg
1549                 (summaryview, node, MSG_NEW, skip_cur);
1550
1551         if (node)
1552                 summary_select_node(summaryview, node, TRUE, FALSE);
1553         else {
1554                 node = summary_find_next_flagged_msg
1555                         (summaryview, NULL, MSG_NEW, FALSE);
1556                 if (node == NULL || node == summaryview->selected) {
1557                         AlertValue val = 0;
1558
1559                         switch (prefs_common.next_unread_msg_dialog) {
1560                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1561                                         val = alertpanel(_("No more new messages"),
1562                                                          _("No new message found. "
1563                                                            "Go to next folder?"),
1564                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1565                                         break;
1566                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1567                                         val = G_ALERTALTERNATE;
1568                                         break;
1569                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1570                                         val = G_ALERTOTHER;
1571                                         break;
1572                                 default:
1573                                         debug_print(
1574                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1575                         }
1576
1577                         if (val == G_ALERTALTERNATE) {
1578                                 folderview_select_next_new(summaryview->folderview);
1579                                 return;
1580                         }
1581                         else
1582                                 return;
1583                 } else
1584                         summary_select_node(summaryview, node, TRUE, FALSE);
1585
1586         }
1587 }
1588
1589 void summary_select_prev_marked(SummaryView *summaryview)
1590 {
1591         GtkCTreeNode *node;
1592
1593         node = summary_find_prev_flagged_msg
1594                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1595
1596         if (!node) {
1597                 AlertValue val;
1598
1599                 val = alertpanel(_("No more marked messages"),
1600                                  _("No marked message found. "
1601                                    "Search from the end?"),
1602                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1603                 if (val != G_ALERTALTERNATE) return;
1604                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1605                                                      MSG_MARKED, TRUE);
1606         }
1607
1608         if (!node)
1609                 alertpanel_notice(_("No marked messages."));
1610         else
1611                 summary_select_node(summaryview, node, TRUE, FALSE);
1612 }
1613
1614 void summary_select_next_marked(SummaryView *summaryview)
1615 {
1616         GtkCTreeNode *node;
1617
1618         node = summary_find_next_flagged_msg
1619                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1620
1621         if (!node) {
1622                 AlertValue val;
1623
1624                 val = alertpanel(_("No more marked messages"),
1625                                  _("No marked message found. "
1626                                    "Search from the beginning?"),
1627                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1628                 if (val != G_ALERTALTERNATE) return;
1629                 node = summary_find_next_flagged_msg(summaryview, NULL,
1630                                                      MSG_MARKED, TRUE);
1631         }
1632
1633         if (!node)
1634                 alertpanel_notice(_("No marked messages."));
1635         else
1636                 summary_select_node(summaryview, node, TRUE, FALSE);
1637 }
1638
1639 void summary_select_prev_labeled(SummaryView *summaryview)
1640 {
1641         GtkCTreeNode *node;
1642
1643         node = summary_find_prev_flagged_msg
1644                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1645
1646         if (!node) {
1647                 AlertValue val;
1648
1649                 val = alertpanel(_("No more labeled messages"),
1650                                  _("No labeled message found. "
1651                                    "Search from the end?"),
1652                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1653                 if (val != G_ALERTALTERNATE) return;
1654                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1655                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1656         }
1657
1658         if (!node)
1659                 alertpanel_notice(_("No labeled messages."));
1660         else
1661                 summary_select_node(summaryview, node, TRUE, FALSE);
1662 }
1663
1664 void summary_select_next_labeled(SummaryView *summaryview)
1665 {
1666         GtkCTreeNode *node;
1667
1668         node = summary_find_next_flagged_msg
1669                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1670
1671         if (!node) {
1672                 AlertValue val;
1673
1674                 val = alertpanel(_("No more labeled messages"),
1675                                  _("No labeled message found. "
1676                                    "Search from the beginning?"),
1677                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1678                 if (val != G_ALERTALTERNATE) return;
1679                 node = summary_find_next_flagged_msg(summaryview, NULL,
1680                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1681         }
1682
1683         if (!node)
1684                 alertpanel_notice(_("No labeled messages."));
1685         else
1686                 summary_select_node(summaryview, node, TRUE, FALSE);
1687 }
1688
1689 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1690 {
1691         GtkCTreeNode *node;
1692
1693         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1694         summary_select_node(summaryview, node, FALSE, TRUE);
1695 }
1696
1697 /**
1698  * summary_select_node:
1699  * @summaryview: Summary view.
1700  * @node: Summary tree node.
1701  * @display_msg: TRUE to display the selected message.
1702  * @do_refresh: TRUE to refresh the widget.
1703  *
1704  * Select @node (bringing it into view by scrolling and expanding its
1705  * thread, if necessary) and unselect all others.  If @display_msg is
1706  * TRUE, display the corresponding message in the message view.
1707  * If @do_refresh is TRUE, the widget is refreshed.
1708  **/
1709 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1710                          gboolean display_msg, gboolean do_refresh)
1711 {
1712         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1713         if (summary_is_locked(summaryview))
1714                 return;
1715         if (!summaryview->folder_item)
1716                 return;
1717         if (node) {
1718                 gtkut_ctree_expand_parent_all(ctree, node);
1719                 if (do_refresh) {
1720                         summary_lock(summaryview);
1721                         GTK_EVENTS_FLUSH();
1722                         summary_unlock(summaryview);
1723                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1724                         if (GTK_CTREE_ROW(node) == NULL) {
1725                                 g_warning("crash avoidance hack 1\n");
1726                                 return;
1727                         }
1728                         if (((GtkCListRow *)(GTK_CTREE_ROW(node)))->state < GTK_STATE_NORMAL
1729                         ||  ((GtkCListRow *)(GTK_CTREE_ROW(node)))->state > GTK_STATE_INSENSITIVE) {
1730                                 g_warning("crash avoidance hack 2\n");
1731                                 return;
1732                         }
1733                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1734                 }
1735                 summary_unselect_all(summaryview);
1736                 if (display_msg && summaryview->displayed == node)
1737                         summaryview->displayed = NULL;
1738                 summaryview->display_msg = display_msg;
1739                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1740                 if (summaryview->selected == NULL)
1741                         summaryview->selected = node;
1742         }
1743 }
1744
1745 guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1746 {
1747         GtkCTree *ctree =NULL;
1748         MsgInfo *msginfo;
1749
1750         if (!summaryview)
1751                 return 0;
1752         ctree = GTK_CTREE(summaryview->ctree);
1753         if (!node)
1754                 return 0;
1755         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1756         if (msginfo)
1757                 return msginfo->msgnum;
1758         else
1759                 return -1;
1760 }
1761
1762 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1763                                            GtkCTreeNode *current_node)
1764 {
1765         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1766         GtkCTreeNode *node;
1767         MsgInfo *msginfo;
1768
1769         if (current_node)
1770                 node = current_node;
1771         else
1772                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1773
1774         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1775                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1776                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1777         }
1778
1779         return node;
1780 }
1781
1782 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1783                                            GtkCTreeNode *current_node)
1784 {
1785         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1786         GtkCTreeNode *node;
1787         MsgInfo *msginfo;
1788
1789         if (current_node)
1790                 node = current_node;
1791         else
1792                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1793
1794         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1795                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1796                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)
1797                 && !MSG_IS_MOVE(msginfo->flags)) break;
1798         }
1799
1800         return node;
1801 }
1802
1803 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1804                                                    GtkCTreeNode *current_node,
1805                                                    MsgPermFlags flags,
1806                                                    gboolean start_from_prev)
1807 {
1808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1809         GtkCTreeNode *node;
1810         MsgInfo *msginfo;
1811
1812         if (current_node) {
1813                 if (start_from_prev)
1814                         node = GTK_CTREE_NODE_PREV(current_node);
1815                 else
1816                         node = current_node;
1817         } else
1818                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1819
1820         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1821                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1822                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1823         }
1824
1825         return node;
1826 }
1827
1828 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1829                                                    GtkCTreeNode *current_node,
1830                                                    MsgPermFlags flags,
1831                                                    gboolean start_from_next)
1832 {
1833         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1834         GtkCTreeNode *node;
1835         MsgInfo *msginfo;
1836
1837         if (current_node) {
1838                 if (start_from_next)
1839                         node = gtkut_ctree_node_next(ctree, current_node);
1840                 else
1841                         node = current_node;
1842         } else
1843                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1844
1845         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1846                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1847                 /* Find msg with matching flags but ignore messages with
1848                    ignore flags, if searching for new or unread messages */
1849                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1850                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1851                         )
1852                         break;
1853         }
1854
1855         return node;
1856 }
1857
1858 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1859                                                 guint msgnum)
1860 {
1861         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1862         GtkCTreeNode *node;
1863         MsgInfo *msginfo;
1864
1865         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1866
1867         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1868                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1869                 if (msginfo && msginfo->msgnum == msgnum) break;
1870         }
1871
1872         return node;
1873 }
1874
1875 static guint attract_hash_func(gconstpointer key)
1876 {
1877         gchar *str;
1878         gchar *p;
1879         guint h;
1880
1881         Xstrdup_a(str, (const gchar *)key, return 0);
1882         trim_subject(str);
1883
1884         p = str;
1885         h = *p;
1886
1887         if (h) {
1888                 for (p += 1; *p != '\0'; p++)
1889                         h = (h << 5) - h + *p;
1890         }
1891
1892         return h;
1893 }
1894
1895 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1896 {
1897         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1898 }
1899
1900 void summary_attract_by_subject(SummaryView *summaryview)
1901 {
1902         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1903         GtkCList *clist = GTK_CLIST(ctree);
1904         GtkCTreeNode *src_node;
1905         GtkCTreeNode *dst_node, *sibling;
1906         GtkCTreeNode *tmp;
1907         MsgInfo *src_msginfo, *dst_msginfo;
1908         GHashTable *subject_table;
1909
1910         debug_print("Attracting messages by subject...");
1911         STATUSBAR_PUSH(summaryview->mainwin,
1912                        _("Attracting messages by subject..."));
1913
1914         main_window_cursor_wait(summaryview->mainwin);
1915         gtk_clist_freeze(clist);
1916
1917         subject_table = g_hash_table_new(attract_hash_func,
1918                                          attract_compare_func);
1919
1920         for (src_node = GTK_CTREE_NODE(clist->row_list);
1921              src_node != NULL;
1922              src_node = tmp) {
1923                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1924                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1925                 if (!src_msginfo) continue;
1926                 if (!src_msginfo->subject) continue;
1927
1928                 /* find attracting node */
1929                 dst_node = g_hash_table_lookup(subject_table,
1930                                                src_msginfo->subject);
1931
1932                 if (dst_node) {
1933                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1934
1935                         /* if the time difference is more than 20 days,
1936                            don't attract */
1937                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1938                             > 60 * 60 * 24 * 20)
1939                                 continue;
1940
1941                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1942                         if (src_node != sibling)
1943                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1944                 }
1945
1946                 g_hash_table_insert(subject_table,
1947                                     src_msginfo->subject, src_node);
1948         }
1949
1950         g_hash_table_destroy(subject_table);
1951
1952         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
1953
1954         gtk_clist_thaw(clist);
1955
1956         debug_print("done.\n");
1957         STATUSBAR_POP(summaryview->mainwin);
1958
1959         main_window_cursor_normal(summaryview->mainwin);
1960 }
1961
1962 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1963                                       gpointer data)
1964 {
1965         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1966
1967         if (msginfo)
1968                 procmsg_msginfo_free(msginfo);
1969 }
1970
1971 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1972                                    gpointer data)
1973 {
1974         SummaryView *summaryview = data;
1975         MsgInfo *msginfo;
1976
1977         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1978
1979         if (msginfo && msginfo->folder && msginfo->folder->folder &&
1980             msginfo->folder->folder->klass->type == F_NEWS)
1981                 news_flag_crosspost(msginfo);
1982
1983         if (MSG_IS_DELETED(msginfo->flags))
1984                 summaryview->deleted++;
1985
1986         summaryview->total_size += msginfo->size;
1987
1988         summary_set_row_marks(summaryview, node);
1989 }
1990
1991 static void summary_update_status(SummaryView *summaryview)
1992 {
1993         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1994         GtkCTreeNode *node;
1995         MsgInfo *msginfo;
1996
1997         summaryview->total_size =
1998         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1999
2000         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2001              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
2002                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
2003
2004                 if (MSG_IS_DELETED(msginfo->flags))
2005                         summaryview->deleted++;
2006                 if (MSG_IS_MOVE(msginfo->flags))
2007                         summaryview->moved++;
2008                 if (MSG_IS_COPY(msginfo->flags))
2009                         summaryview->copied++;
2010                 summaryview->total_size += msginfo->size;
2011         }
2012 }
2013
2014 static void summary_status_show(SummaryView *summaryview)
2015 {
2016         gchar *str;
2017         gchar *del, *mv, *cp;
2018         gchar *sel;
2019         gchar *spc;
2020         gchar *itstr;
2021         GList *rowlist, *cur;
2022         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
2023         off_t sel_size = 0, n_size = 0;
2024         MsgInfo *msginfo;
2025         gchar *name;
2026
2027         if (!summaryview->folder_item) {
2028                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
2029                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
2030                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
2031                 return;
2032         }
2033
2034         rowlist = GTK_CLIST(summaryview->ctree)->selection;
2035         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2036                 msginfo = gtk_ctree_node_get_row_data
2037                         (GTK_CTREE(summaryview->ctree),
2038                          GTK_CTREE_NODE(cur->data));
2039                 if (msginfo) {
2040                         sel_size += msginfo->size;
2041                         n_selected++;
2042                 }
2043         }
2044
2045         if (summaryview->folder_item->hide_read_msgs
2046         || quicksearch_is_active(summaryview->quicksearch)) {
2047                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
2048                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
2049                         msginfo = gtk_ctree_node_get_row_data
2050                                 (GTK_CTREE(summaryview->ctree),
2051                                  GTK_CTREE_NODE(cur));
2052                         if (msginfo) {
2053                                 n_size += msginfo->size;
2054                                 n_total++;
2055                                 if (MSG_IS_NEW(msginfo->flags))
2056                                         n_new++;
2057                                 if (MSG_IS_UNREAD(msginfo->flags))
2058                                         n_unread++;
2059                         }
2060                 }
2061         } else {
2062                 n_new = summaryview->folder_item->new_msgs;
2063                 n_unread = summaryview->folder_item->unread_msgs;
2064                 n_total = summaryview->folder_item->total_msgs;
2065                 n_size = summaryview->total_size;
2066         }
2067
2068         name = folder_item_get_name(summaryview->folder_item);
2069         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
2070         g_free(name);
2071
2072         if (summaryview->deleted)
2073                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
2074         else
2075                 del = g_strdup("");
2076         if (summaryview->moved)
2077                 mv = g_strdup_printf(_("%s%d moved"),
2078                                      summaryview->deleted ? _(", ") : "",
2079                                      summaryview->moved);
2080         else
2081                 mv = g_strdup("");
2082         if (summaryview->copied)
2083                 cp = g_strdup_printf(_("%s%d copied"),
2084                                      summaryview->deleted ||
2085                                      summaryview->moved ? _(", ") : "",
2086                                      summaryview->copied);
2087         else
2088                 cp = g_strdup("");
2089
2090         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2091                 spc = "    ";
2092         else
2093                 spc = "";
2094
2095         if (n_selected) {
2096                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2097                 if (n_selected == 1)
2098                         itstr = g_strdup(_(" item selected"));
2099                 else
2100                         itstr = g_strdup(_(" items selected"));
2101         } else {
2102                 sel = g_strdup("");
2103                 itstr = g_strdup("");
2104         }
2105
2106         str = g_strconcat(n_selected ? itos(n_selected) : "",
2107                                         itstr, sel, spc, del, mv, cp, NULL);
2108         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2109         g_free(str);
2110         g_free(sel);
2111         g_free(del);
2112         g_free(mv);
2113         g_free(cp);
2114         g_free(itstr);
2115
2116         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2117
2118                                       n_new, n_unread, n_total,
2119                                       to_human_readable(n_size));
2120         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2121         g_free(str);
2122 }
2123
2124 static void summary_set_column_titles(SummaryView *summaryview)
2125 {
2126         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2127         FolderItem *item = summaryview->folder_item;
2128         GtkWidget *hbox;
2129         GtkWidget *label;
2130         GtkWidget *arrow;
2131         gint pos;
2132         const gchar *title;
2133         SummaryColumnType type;
2134         GtkJustification justify;
2135
2136         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2137                 SORT_BY_MARK,
2138                 SORT_BY_STATUS,
2139                 SORT_BY_MIME,
2140                 SORT_BY_SUBJECT,
2141                 SORT_BY_FROM,
2142                 SORT_BY_TO,
2143                 SORT_BY_DATE,
2144                 SORT_BY_SIZE,
2145                 SORT_BY_NUMBER,
2146                 SORT_BY_SCORE,
2147                 SORT_BY_LOCKED
2148         };
2149
2150         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2151                 type = summaryview->col_state[pos].type;
2152
2153                 /* CLAWS: mime and unread are single char headers */
2154                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2155                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2156
2157                 switch (type) {
2158                 case S_COL_SUBJECT:
2159                 case S_COL_FROM:
2160                 case S_COL_TO:
2161                 case S_COL_DATE:
2162                 case S_COL_NUMBER:
2163                         if(type == S_COL_FROM && item != NULL &&
2164                                         FOLDER_SHOWS_TO_HDR(item))
2165                                 type = S_COL_TO;
2166                         if (prefs_common.trans_hdr)
2167                                 title = gettext(col_label[type]);
2168                         else
2169                                 title = col_label[type];
2170                         break;
2171                 default:
2172                         title = gettext(col_label[type]);
2173                 }
2174
2175                 if (type == S_COL_MIME) {
2176                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2177                         gtk_widget_show(label);
2178                         gtk_clist_set_column_widget(clist, pos, label);
2179                         continue;
2180                 } else if (type == S_COL_MARK) {
2181                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2182                         gtk_widget_show(label);
2183                         gtk_clist_set_column_widget(clist, pos, label);
2184                         continue;
2185                 } else if (type == S_COL_LOCKED) {
2186                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2187                         gtk_widget_show(label);
2188                         gtk_clist_set_column_widget(clist, pos, label);
2189                         continue;
2190                 } else if (type == S_COL_STATUS) {
2191                         gtk_clist_set_column_title(clist, pos, title);
2192                         continue;
2193                 }
2194
2195                 hbox  = gtk_hbox_new(FALSE, 4);
2196                 label = gtk_label_new(title);
2197
2198                 if (justify == GTK_JUSTIFY_RIGHT)
2199                         gtk_box_pack_end(GTK_BOX(hbox), label,
2200                                          FALSE, FALSE, 0);
2201                 else
2202                         gtk_box_pack_start(GTK_BOX(hbox), label,
2203                                            FALSE, FALSE, 0);
2204
2205                 if (summaryview->sort_key == sort_by[type]) {
2206                         arrow = gtk_arrow_new
2207                                 (summaryview->sort_type == SORT_ASCENDING
2208                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2209                                  GTK_SHADOW_IN);
2210                         if (justify == GTK_JUSTIFY_RIGHT)
2211                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2212                                                    FALSE, FALSE, 0);
2213                         else
2214                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2215                                                  FALSE, FALSE, 0);
2216                 }
2217
2218                 gtk_widget_show_all(hbox);
2219                 gtk_clist_set_column_widget(clist, pos, hbox);
2220         }
2221 }
2222
2223 void summary_reflect_prefs(void)
2224 {
2225         static gchar *last_font = NULL;
2226         gboolean update_font = TRUE;
2227         SummaryView *summaryview = NULL;
2228
2229         if (!mainwindow_get_mainwindow())
2230                 return;
2231         summaryview = mainwindow_get_mainwindow()->summaryview;
2232
2233         if (last_font && !strcmp(last_font, NORMAL_FONT))
2234                 update_font = FALSE;
2235
2236         g_free(last_font);
2237
2238         last_font = g_strdup(NORMAL_FONT);
2239
2240         if (update_font) {
2241                 bold_style = bold_marked_style = bold_deleted_style =
2242                         small_style = small_marked_style = small_deleted_style = NULL;
2243                 summary_set_fonts(summaryview);
2244         }
2245
2246         summary_set_column_titles(summaryview);
2247         summary_show(summaryview, summaryview->folder_item);
2248 }
2249
2250 void summary_sort(SummaryView *summaryview,
2251                   FolderSortKey sort_key, FolderSortType sort_type)
2252 {
2253         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2254         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2255         GtkCListCompareFunc cmp_func = NULL;
2256         START_TIMING("summary_sort");
2257         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2258                                        G_CALLBACK(summary_tree_expanded), summaryview);
2259         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2260
2261         switch (sort_key) {
2262         case SORT_BY_MARK:
2263                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2264                 break;
2265         case SORT_BY_STATUS:
2266                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2267                 break;
2268         case SORT_BY_MIME:
2269                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2270                 break;
2271         case SORT_BY_NUMBER:
2272                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2273                 break;
2274         case SORT_BY_SIZE:
2275                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2276                 break;
2277         case SORT_BY_DATE:
2278                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2279                 break;
2280         case SORT_BY_FROM:
2281                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2282                 break;
2283         case SORT_BY_SUBJECT:
2284                 if (summaryview->simplify_subject_preg)
2285                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2286                 else
2287                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2288                 break;
2289         case SORT_BY_SCORE:
2290                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2291                 break;
2292         case SORT_BY_LABEL:
2293                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2294                 break;
2295         case SORT_BY_TO:
2296                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2297                 break;
2298         case SORT_BY_LOCKED:
2299                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2300                 break;
2301         case SORT_BY_NONE:
2302                 break;
2303         default:
2304                 goto unlock;
2305         }
2306
2307         summaryview->sort_key = sort_key;
2308         summaryview->sort_type = sort_type;
2309
2310         summary_set_column_titles(summaryview);
2311         summary_set_menu_sensitive(summaryview);
2312
2313         /* allow fallback to don't sort */
2314         if (summaryview->sort_key == SORT_BY_NONE)
2315                 goto unlock;
2316
2317         if (cmp_func != NULL) {
2318                 debug_print("Sorting summary...");
2319                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2320
2321                 main_window_cursor_wait(summaryview->mainwin);
2322
2323                 gtk_clist_freeze(clist);
2324                 gtk_clist_set_compare_func(clist, cmp_func);
2325
2326                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2327                 gtk_sctree_sort_recursive(ctree, NULL);
2328
2329                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2330
2331                 main_window_cursor_normal(summaryview->mainwin);
2332                 gtk_clist_thaw(clist);
2333
2334                 debug_print("done.\n");
2335                 STATUSBAR_POP(summaryview->mainwin);
2336         }
2337 unlock:
2338         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2339         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2340                                        G_CALLBACK(summary_tree_expanded), summaryview);
2341         END_TIMING();
2342 }
2343
2344 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2345                                    GtkCTreeNode *cnode, gpointer data)
2346 {
2347         SummaryView *summaryview = (SummaryView *)data;
2348         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2349         gchar *text[N_SUMMARY_COLS];
2350         gint *col_pos = summaryview->col_pos;
2351         const gchar *msgid = msginfo->msgid;
2352         GHashTable *msgid_table = summaryview->msgid_table;
2353         gboolean free_from = FALSE;
2354
2355         summary_set_header(summaryview, text, msginfo, &free_from);
2356
2357         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2358                                 NULL, NULL, NULL, NULL, FALSE, summaryview->threaded && !summaryview->thread_collapsed);
2359 #define SET_TEXT(col) {                                         \
2360         gtk_ctree_node_set_text(ctree, cnode, col_pos[col],     \
2361                                 text[col_pos[col]]);            \
2362 }
2363
2364         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2365                 SET_TEXT(S_COL_NUMBER);
2366         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2367                 SET_TEXT(S_COL_SCORE);
2368         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2369                 SET_TEXT(S_COL_SIZE);
2370         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible)
2371                 SET_TEXT(S_COL_DATE);
2372         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
2373                 SET_TEXT(S_COL_FROM);
2374         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
2375                 SET_TEXT(S_COL_TO);
2376
2377         if (free_from) {
2378                 g_free(text[col_pos[S_COL_FROM]]);
2379                 text[col_pos[S_COL_FROM]] = NULL;
2380         }
2381
2382 #undef SET_TEXT
2383
2384         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2385         summary_set_marks_func(ctree, cnode, summaryview);
2386
2387         if (msgid && msgid[0] != '\0')
2388                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2389
2390         return TRUE;
2391 }
2392
2393 static void summary_set_ctree_from_list(SummaryView *summaryview,
2394                                         GSList *mlist)
2395 {
2396         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2397         MsgInfo *msginfo;
2398         GtkCTreeNode *node = NULL;
2399         GHashTable *msgid_table;
2400         GHashTable *subject_table;
2401         GSList * cur;
2402         START_TIMING("summary_set_ctree_from_list");
2403
2404         if (!mlist) return;
2405
2406         debug_print("\tSetting summary from message data...");
2407         STATUSBAR_PUSH(summaryview->mainwin,
2408                        _("Setting summary from message data..."));
2409         gdk_flush();
2410
2411         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2412                                        G_CALLBACK(summary_tree_expanded), summaryview);
2413
2414         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2415         summaryview->msgid_table = msgid_table;
2416         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2417         summaryview->subject_table = subject_table;
2418
2419         if (prefs_common.use_addr_book)
2420                 start_address_completion();
2421
2422         if (summaryview->threaded) {
2423                 GNode *root, *gnode;
2424                 START_TIMING("summaryview_set_ctree_from_list(1)");
2425                 root = procmsg_get_thread_tree(mlist);
2426
2427                 for (gnode = root->children; gnode != NULL;
2428                      gnode = gnode->next) {
2429                         node = gtk_sctree_insert_gnode
2430                                 (ctree, NULL, node, gnode,
2431                                  summary_insert_gnode_func, summaryview);
2432                 }
2433
2434                 g_node_destroy(root);
2435
2436                 END_TIMING();
2437         } else {
2438                 gchar *text[N_SUMMARY_COLS];
2439                 gboolean free_from = FALSE;
2440                 gint *col_pos = summaryview->col_pos;
2441                 START_TIMING("summaryview_set_ctree_from_list(2)");
2442                 cur = mlist;
2443                 for (; mlist != NULL; mlist = mlist->next) {
2444                         msginfo = (MsgInfo *)mlist->data;
2445
2446                         summary_set_header(summaryview, text, msginfo, &free_from);
2447
2448                         node = gtk_sctree_insert_node
2449                                 (ctree, NULL, node, text, 2,
2450                                  NULL, NULL, NULL, NULL,
2451                                  FALSE, FALSE);
2452                         if (free_from) {
2453                                 g_free(text[col_pos[S_COL_FROM]]);
2454                                 text[col_pos[S_COL_FROM]] = NULL;
2455                         }
2456                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2457                         summary_set_marks_func(ctree, node, summaryview);
2458
2459                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2460                                 g_hash_table_insert(msgid_table,
2461                                                     msginfo->msgid, node);
2462
2463                         subject_table_insert(subject_table,
2464                                              msginfo->subject,
2465                                              node);
2466                 }
2467                 mlist = cur;
2468                 END_TIMING();
2469         }
2470
2471         if (prefs_common.enable_hscrollbar &&
2472             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2473                 gint optimal_width;
2474
2475                 optimal_width = gtk_clist_optimal_column_width
2476                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2477                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2478                                            summaryview->col_pos[S_COL_SUBJECT],
2479                                            optimal_width);
2480         }
2481
2482         if (prefs_common.use_addr_book)
2483                 end_address_completion();
2484
2485         debug_print("done.\n");
2486         STATUSBAR_POP(summaryview->mainwin);
2487         if (debug_get_mode()) {
2488                 debug_print("\tmsgid hash table size = %d\n",
2489                             g_hash_table_size(msgid_table));
2490                 debug_print("\tsubject hash table size = %d\n",
2491                             g_hash_table_size(subject_table));
2492         }
2493
2494         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2495
2496         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2497
2498         if (prefs_common.bold_unread) {
2499                 START_TIMING("summaryview_set_ctree_from_list(3)");
2500                 while (node) {
2501                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2502                         if (GTK_CTREE_ROW(node)->children)
2503                                 summary_set_row_marks(summaryview, node);
2504                         node = next;
2505                 }
2506                 END_TIMING();
2507         }
2508
2509         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2510                                        G_CALLBACK(summary_tree_expanded), summaryview);
2511         END_TIMING();
2512 }
2513
2514 static gchar *summary_complete_address(const gchar *addr)
2515 {
2516         gint count;
2517         gchar *res, *tmp, *email_addr;
2518
2519         if (addr == NULL)
2520                 return NULL;
2521
2522         Xstrdup_a(email_addr, addr, return NULL);
2523         extract_address(email_addr);
2524         if (!*email_addr)
2525                 return NULL;
2526
2527         /*
2528          * completion stuff must be already initialized
2529          */
2530         res = NULL;
2531         if (1 < (count = complete_address(email_addr))) {
2532                 tmp = get_complete_address(1);
2533                 res = procheader_get_fromname(tmp);
2534                 g_free(tmp);
2535         }
2536
2537         return res;
2538 }
2539
2540 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2541                                MsgInfo *msginfo, gboolean *free_from)
2542 {
2543         static gchar date_modified[80];
2544         static gchar col_score[11];
2545         static gchar buf[BUFFSIZE];
2546         gint *col_pos = summaryview->col_pos;
2547         gchar *from_text = NULL, *to_text = NULL;
2548         gboolean should_swap = FALSE;
2549
2550         text[col_pos[S_COL_FROM]]   = "";
2551         text[col_pos[S_COL_TO]]     = "";
2552         text[col_pos[S_COL_SUBJECT]]= "";
2553         text[col_pos[S_COL_MARK]]   = "";
2554         text[col_pos[S_COL_STATUS]] = "";
2555         text[col_pos[S_COL_MIME]]   = "";
2556         text[col_pos[S_COL_LOCKED]] = "";
2557         text[col_pos[S_COL_DATE]]   = "";
2558         if (summaryview->col_state[summaryview->col_pos[S_COL_NUMBER]].visible)
2559                 text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2560         else
2561                 text[col_pos[S_COL_NUMBER]] = "";
2562
2563         if (summaryview->col_state[summaryview->col_pos[S_COL_SIZE]].visible)
2564                 text[col_pos[S_COL_SIZE]] = to_human_readable(msginfo->size);
2565         else
2566                 text[col_pos[S_COL_SIZE]] = "";
2567
2568         if (summaryview->col_state[summaryview->col_pos[S_COL_SCORE]].visible)
2569                 text[col_pos[S_COL_SCORE]] = itos_buf(col_score, msginfo->score);
2570         else
2571                 text[col_pos[S_COL_SCORE]] = "";
2572
2573         if (summaryview->col_state[summaryview->col_pos[S_COL_DATE]].visible) {
2574                 if (msginfo->date_t) {
2575                         procheader_date_get_localtime(date_modified,
2576                                                       sizeof(date_modified),
2577                                                       msginfo->date_t);
2578                         text[col_pos[S_COL_DATE]] = date_modified;
2579                 } else if (msginfo->date)
2580                         text[col_pos[S_COL_DATE]] = msginfo->date;
2581                 else
2582                         text[col_pos[S_COL_DATE]] = _("(No Date)");
2583         }
2584
2585         if (prefs_common.swap_from && msginfo->from && msginfo->to
2586         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2587                 gchar *addr = NULL;
2588
2589                 addr = g_strdup(msginfo->from);
2590
2591                 if (addr) {
2592                         extract_address(addr);
2593                         if (account_find_from_address(addr)) {
2594                                 should_swap = TRUE;
2595                         }
2596                         g_free(addr);
2597                 }
2598         }
2599
2600         if (!prefs_common.use_addr_book) {
2601                 from_text = msginfo->fromname ?
2602                                 msginfo->fromname :
2603                                 _("(No From)");
2604         } else {
2605                 gchar buf[BUFFSIZE];
2606                 gchar *tmp = summary_complete_address(msginfo->from);
2607                 if (tmp) {
2608                         strncpy2(buf, tmp, sizeof(buf));
2609                         g_free(tmp);
2610                         from_text = buf;
2611                 } else {
2612                         from_text = (msginfo->fromname) ?
2613                                         msginfo->fromname:
2614                                         _("(No From)");
2615                 }
2616         }
2617
2618         to_text = msginfo->to ? msginfo->to :
2619                    (msginfo->cc ? msginfo->cc :
2620                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2621                      )
2622                    );
2623
2624         text[col_pos[S_COL_TO]] = to_text;
2625         if (!should_swap) {
2626                 text[col_pos[S_COL_FROM]] = from_text;
2627                 *free_from = FALSE;
2628         } else {
2629                 gchar *tmp = NULL;
2630                 tmp = g_strconcat("-->", to_text, NULL);
2631                 text[col_pos[S_COL_FROM]] = tmp;
2632                 *free_from = TRUE;
2633         }
2634
2635         if (summaryview->simplify_subject_preg != NULL)
2636                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2637                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2638                                         summaryview->simplify_subject_preg) :
2639                         _("(No Subject)");
2640         else
2641                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2642                         _("(No Subject)");
2643 }
2644
2645 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2646 {
2647         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2648 }
2649
2650 static gboolean defer_change(gpointer data);
2651 typedef struct _ChangeData {
2652         MsgInfo *info;
2653         gint op; /* 0, 1, 2 for unset, set, change */
2654         MsgPermFlags set_flags;
2655         MsgTmpFlags  set_tmp_flags;
2656         MsgPermFlags unset_flags;
2657         MsgTmpFlags  unset_tmp_flags;
2658 } ChangeData;
2659
2660 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2661 {
2662         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2663                 debug_print("flags: doing unset now\n");
2664                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2665         } else {
2666                 ChangeData *unset_data = g_new0(ChangeData, 1);
2667                 unset_data->info = msginfo;
2668                 unset_data->op = 0;
2669                 unset_data->unset_flags = flags;
2670                 unset_data->unset_tmp_flags = tmp_flags;
2671                 debug_print("flags: deferring unset\n");
2672                 g_timeout_add(100, defer_change, unset_data);
2673         }
2674 }
2675
2676 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2677 {
2678         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2679                 debug_print("flags: doing set now\n");
2680                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2681         } else {
2682                 ChangeData *set_data = g_new0(ChangeData, 1);
2683                 set_data->info = msginfo;
2684                 set_data->op = 1;
2685                 set_data->set_flags = flags;
2686                 set_data->set_tmp_flags = tmp_flags;
2687                 debug_print("flags: deferring set\n");
2688                 g_timeout_add(100, defer_change, set_data);
2689         }
2690 }
2691
2692 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2693                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2694                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2695 {
2696         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2697                 debug_print("flags: doing change now\n");
2698                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2699                         rem_flags, rem_tmp_flags);
2700         } else {
2701                 ChangeData *change_data = g_new0(ChangeData, 1);
2702                 change_data->info = msginfo;
2703                 change_data->op = 2;
2704                 change_data->set_flags = add_flags;
2705                 change_data->set_tmp_flags = add_tmp_flags;
2706                 change_data->unset_flags = rem_flags;
2707                 change_data->unset_tmp_flags = rem_tmp_flags;
2708                 debug_print("flags: deferring change\n");
2709                 g_timeout_add(100, defer_change, change_data);
2710         }
2711 }
2712
2713 gboolean defer_change(gpointer data)
2714 {
2715         ChangeData *chg = (ChangeData *)data;
2716         if (chg->info->folder && chg->info->folder->processing_pending) {
2717                 debug_print("flags: trying later\n");
2718                 return TRUE; /* try again */
2719         } else {
2720                 debug_print("flags: finally doing it\n");
2721                 switch(chg->op) {
2722                 case 0:
2723                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2724                         break;
2725                 case 1:
2726                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2727                         break;
2728                 case 2:
2729                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2730                                 chg->unset_flags, chg->unset_tmp_flags);
2731                         break;
2732                 default:
2733                         g_warning("shouldn't happen\n");
2734                 }
2735                 g_free(chg);
2736         }
2737         return FALSE;
2738 }
2739
2740 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2741                                       GtkCTreeNode *row)
2742 {
2743         g_return_if_fail(summaryview != NULL);
2744         g_return_if_fail(msginfo != NULL);
2745         g_return_if_fail(row != NULL);
2746
2747         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2748                 summary_msginfo_unset_flags
2749                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2750                 summary_set_row_marks(summaryview, row);
2751                 summary_status_show(summaryview);
2752         }
2753 }
2754
2755 typedef struct  {
2756         MsgInfo *msginfo;
2757         SummaryView *summaryview;
2758         GtkCTreeNode *row;
2759 } MarkAsReadData;
2760
2761 static int msginfo_mark_as_read_timeout(void *data)
2762 {
2763         MarkAsReadData *mdata = (MarkAsReadData *)data;
2764         if (!mdata)
2765                 return FALSE;
2766
2767         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2768                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2769                                      mdata->row);
2770
2771         g_free(mdata);
2772
2773         return FALSE;
2774 }
2775
2776 static void summary_display_msg_full(SummaryView *summaryview,
2777                                      GtkCTreeNode *row,
2778                                      gboolean new_window, gboolean all_headers)
2779 {
2780         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2781         MsgInfo *msginfo;
2782         gint val;
2783         START_TIMING("summary_display_msg_full");
2784         if (!new_window) {
2785                 if (summaryview->displayed == row)
2786                         return;
2787                 else
2788                         summaryview->messageview->filtered = FALSE;
2789         }
2790         g_return_if_fail(row != NULL);
2791
2792         if (summary_is_locked(summaryview)) return;
2793         summary_lock(summaryview);
2794
2795         STATUSBAR_POP(summaryview->mainwin);
2796         GTK_EVENTS_FLUSH();
2797
2798         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2799
2800         g_return_if_fail(msginfo);
2801
2802         if (new_window) {
2803                 MessageView *msgview;
2804
2805                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2806                 val = messageview_show(msgview, msginfo, all_headers);
2807         } else {
2808                 MessageView *msgview;
2809
2810                 msgview = summaryview->messageview;
2811
2812                 summaryview->displayed = row;
2813                 if (!messageview_is_visible(msgview)) {
2814                         main_window_toggle_message_view(summaryview->mainwin);
2815                         GTK_EVENTS_FLUSH();
2816                 }
2817                 val = messageview_show(msgview, msginfo, all_headers);
2818                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2819                         gtk_widget_grab_focus(summaryview->ctree);
2820                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2821         }
2822
2823         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2824                 if (prefs_common.mark_as_read_delay) {
2825                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2826                         data->summaryview = summaryview;
2827                         data->msginfo = msginfo;
2828                         data->row = row;
2829                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2830                                 msginfo_mark_as_read_timeout, data);
2831                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2832                         msginfo_mark_as_read(summaryview, msginfo, row);
2833                 }
2834         }
2835
2836         summary_set_menu_sensitive(summaryview);
2837         toolbar_main_set_sensitive(summaryview->mainwin);
2838         messageview_set_menu_sensitive(summaryview->messageview);
2839
2840         summary_unlock(summaryview);
2841         END_TIMING();
2842 }
2843
2844 void summary_display_msg_selected(SummaryView *summaryview,
2845                                   gboolean all_headers)
2846 {
2847         if (summary_is_locked(summaryview)) return;
2848         summaryview->displayed = NULL;
2849         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2850                                  all_headers);
2851 }
2852
2853 void summary_redisplay_msg(SummaryView *summaryview)
2854 {
2855         GtkCTreeNode *node;
2856
2857         if (summaryview->displayed) {
2858                 node = summaryview->displayed;
2859                 summaryview->displayed = NULL;
2860                 summary_display_msg(summaryview, node);
2861         }
2862 }
2863
2864 void summary_open_msg(SummaryView *summaryview)
2865 {
2866         if (!summaryview->selected) return;
2867
2868         /* CLAWS: if separate message view, don't open a new window
2869          * but rather use the current separated message view */
2870         summary_display_msg_full(summaryview, summaryview->selected,
2871                                  prefs_common.sep_msg ? FALSE : TRUE,
2872                                  FALSE);
2873 }
2874
2875 void summary_view_source(SummaryView * summaryview)
2876 {
2877         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2878         MsgInfo *msginfo;
2879         SourceWindow *srcwin;
2880
2881         if (!summaryview->selected) return;
2882
2883         srcwin = source_window_create();
2884         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2885         source_window_show_msg(srcwin, msginfo);
2886         source_window_show(srcwin);
2887 }
2888
2889 void summary_reedit(SummaryView *summaryview)
2890 {
2891         MsgInfo *msginfo;
2892
2893         if (!summaryview->selected) return;
2894         if (!summaryview->folder_item) return;
2895         if (!FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
2896                 return;
2897
2898         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2899                                               summaryview->selected);
2900         if (!msginfo) return;
2901
2902         compose_reedit(msginfo, FALSE);
2903 }
2904
2905 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2906 {
2907         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2908         GtkCTreeNode *node;
2909
2910         if (summary_is_locked(summaryview)) return FALSE;
2911         if (type == GTK_SCROLL_STEP_FORWARD) {
2912                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2913                 if (node)
2914                         gtkut_ctree_expand_parent_all(ctree, node);
2915                 else
2916                         return FALSE;
2917         } else {
2918                 if (summaryview->selected) {
2919                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2920                         if (!node) return FALSE;
2921                 }
2922         }
2923
2924         if (messageview_is_visible(summaryview->messageview))
2925                 summaryview->display_msg = TRUE;
2926
2927         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2928
2929         if (GTK_CLIST(ctree)->selection)
2930                 gtk_sctree_set_anchor_row
2931                         (GTK_SCTREE(ctree),
2932                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2933
2934         return TRUE;
2935 }
2936
2937 void summary_toggle_view(SummaryView *summaryview)
2938 {
2939         if (!messageview_is_visible(summaryview->messageview) &&
2940             summaryview->selected)
2941                 summary_display_msg(summaryview,
2942                                     summaryview->selected);
2943         else
2944                 main_window_toggle_message_view(summaryview->mainwin);
2945 }
2946
2947 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2948                                                 GtkCTreeNode *node)
2949 {
2950         MsgInfo *msginfo;
2951
2952         if (node) {
2953                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2954                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2955                         return TRUE;
2956                 node = GTK_CTREE_ROW(node)->children;
2957         } else
2958                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2959
2960         while (node) {
2961                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2962                         return TRUE;
2963                 node = GTK_CTREE_ROW(node)->sibling;
2964         }
2965
2966         return FALSE;
2967 }
2968
2969 static gboolean summary_have_unread_children(SummaryView *summaryview,
2970                                              GtkCTreeNode *node)
2971 {
2972         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2973
2974         if (!node) return FALSE;
2975
2976         node = GTK_CTREE_ROW(node)->children;
2977
2978         while (node) {
2979                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2980                         return TRUE;
2981                 node = GTK_CTREE_ROW(node)->sibling;
2982         }
2983         return FALSE;
2984 }
2985
2986 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2987 {
2988         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2989         GtkStyle *style = NULL;
2990         MsgInfo *msginfo;
2991         MsgFlags flags;
2992         gint *col_pos = summaryview->col_pos;
2993
2994         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2995         if (!msginfo) return;
2996
2997         flags = msginfo->flags;
2998
2999         gtk_ctree_node_set_foreground(ctree, row, NULL);
3000
3001         /* set new/unread column */
3002         if (MSG_IS_IGNORE_THREAD(flags)) {
3003                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3004                                           ignorethreadxpm, ignorethreadxpmmask);
3005         } else if (MSG_IS_SPAM(flags)) {
3006                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3007                                           spamxpm, spamxpmmask);
3008         } else if (MSG_IS_NEW(flags)) {
3009                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3010                                           newxpm, newxpmmask);
3011         } else if (MSG_IS_UNREAD(flags)) {
3012                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3013                                           unreadxpm, unreadxpmmask);
3014         } else if (MSG_IS_REPLIED(flags)) {
3015                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3016                                           repliedxpm, repliedxpmmask);
3017         } else if (MSG_IS_FORWARDED(flags)) {
3018                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
3019                                           forwardedxpm, forwardedxpmmask);
3020         } else {
3021                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
3022                                         "");
3023         }
3024
3025         if (prefs_common.bold_unread &&
3026             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
3027              (!GTK_CTREE_ROW(row)->expanded &&
3028               GTK_CTREE_ROW(row)->children &&
3029               summary_have_unread_children(summaryview, row))))
3030                 style = bold_style;
3031
3032         /* set mark column */
3033         if (MSG_IS_DELETED(flags)) {
3034                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3035                                           deletedxpm, deletedxpmmask);
3036                 if (style)
3037                         style = bold_deleted_style;
3038                 else {
3039                         style = small_deleted_style;
3040                 }
3041                         gtk_ctree_node_set_foreground
3042                                 (ctree, row, &summaryview->color_dim);
3043         } else if (MSG_IS_MARKED(flags)) {
3044                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
3045                                           markxpm, markxpmmask);
3046         } else if (MSG_IS_MOVE(flags)) {
3047                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
3048                 if (style)
3049                         style = bold_marked_style;
3050                 else {
3051                         style = small_marked_style;
3052                 }
3053                         gtk_ctree_node_set_foreground
3054                                 (ctree, row, &summaryview->color_marked);
3055         } else if (MSG_IS_COPY(flags)) {
3056                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
3057                 if (style)
3058                         style = bold_marked_style;
3059                 else {
3060                         style = small_marked_style;
3061                 }
3062                         gtk_ctree_node_set_foreground
3063                                 (ctree, row, &summaryview->color_marked);
3064         } else {
3065                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
3066         }
3067
3068         if (MSG_IS_LOCKED(flags)) {
3069                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
3070                                           lockedxpm, lockedxpmmask);
3071         }
3072         else {
3073                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
3074         }
3075
3076         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
3077                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3078                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
3079         } else if (MSG_IS_SIGNED(flags)) {
3080                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3081                                           gpgsignedxpm, gpgsignedxpmmask);
3082         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
3083                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3084                                           clipkeyxpm, clipkeyxpmmask);
3085         } else if (MSG_IS_ENCRYPTED(flags)) {
3086                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3087                                           keyxpm, keyxpmmask);
3088         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
3089                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
3090                                           clipxpm, clipxpmmask);
3091         } else {
3092                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
3093         }
3094         if (!style)
3095                 style = small_style;
3096
3097         gtk_ctree_node_set_row_style(ctree, row, style);
3098
3099         if (MSG_GET_COLORLABEL(flags))
3100                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
3101 }
3102
3103 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
3104 {
3105         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3106         MsgInfo *msginfo;
3107
3108         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3109         g_return_if_fail(msginfo);
3110         if (MSG_IS_DELETED(msginfo->flags))
3111                 summaryview->deleted--;
3112         if (MSG_IS_MOVE(msginfo->flags))
3113                 summaryview->moved--;
3114         if (MSG_IS_COPY(msginfo->flags))
3115                 summaryview->copied--;
3116
3117         procmsg_msginfo_set_to_folder(msginfo, NULL);
3118         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3119         summary_set_row_marks(summaryview, row);
3120         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3121 }
3122
3123 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3124 {
3125         gboolean changed = FALSE;
3126         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3127         MsgInfo *msginfo;
3128
3129         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3130         g_return_if_fail(msginfo);
3131         if (MSG_IS_DELETED(msginfo->flags))
3132                 summaryview->deleted--;
3133         if (MSG_IS_MOVE(msginfo->flags)) {
3134                 summaryview->moved--;
3135                 changed = TRUE;
3136         }
3137         if (MSG_IS_COPY(msginfo->flags)) {
3138                 summaryview->copied--;
3139                 changed = TRUE;
3140         }
3141         procmsg_msginfo_set_to_folder(msginfo, NULL);
3142         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3143
3144         summary_set_row_marks(summaryview, row);
3145         debug_print("Message %d is locked\n", msginfo->msgnum);
3146 }
3147
3148 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3149 {
3150         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3151         MsgInfo *msginfo;
3152
3153         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3154         g_return_if_fail(msginfo);
3155         if (!MSG_IS_LOCKED(msginfo->flags))
3156                 return;
3157         procmsg_msginfo_set_to_folder(msginfo, NULL);
3158         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3159         summary_set_row_marks(summaryview, row);
3160         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3161 }
3162
3163 void summary_mark(SummaryView *summaryview)
3164 {
3165         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3166         GList *cur;
3167
3168         START_LONG_OPERATION(summaryview);
3169         folder_item_set_batch(summaryview->folder_item, TRUE);
3170         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3171                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3172         folder_item_set_batch(summaryview->folder_item, FALSE);
3173         END_LONG_OPERATION(summaryview);
3174
3175         summary_status_show(summaryview);
3176 }
3177
3178 static void summary_mark_row_as_read(SummaryView *summaryview,
3179                                      GtkCTreeNode *row)
3180 {
3181         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3182         MsgInfo *msginfo;
3183
3184         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3185         g_return_if_fail(msginfo);
3186
3187         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3188                 return;
3189
3190         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3191         summary_set_row_marks(summaryview, row);
3192         debug_print("Message %d is marked as read\n",
3193                 msginfo->msgnum);
3194 }
3195
3196 void summary_mark_as_read
3197 (SummaryView *summaryview)
3198 {
3199         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3200         GList *cur;
3201
3202         START_LONG_OPERATION(summaryview);
3203         folder_item_set_batch(summaryview->folder_item, TRUE);
3204         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3205                 summary_mark_row_as_read(summaryview,
3206                                          GTK_CTREE_NODE(cur->data));
3207         folder_item_set_batch(summaryview->folder_item, FALSE);
3208         END_LONG_OPERATION(summaryview);
3209
3210         summary_status_show(summaryview);
3211 }
3212
3213 void summary_msgs_lock(SummaryView *summaryview)
3214 {
3215         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3216         GList *cur;
3217
3218         START_LONG_OPERATION(summaryview);
3219         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3220                 summary_lock_row(summaryview,
3221                                          GTK_CTREE_NODE(cur->data));
3222         END_LONG_OPERATION(summaryview);
3223
3224         summary_status_show(summaryview);
3225 }
3226
3227 void summary_msgs_unlock(SummaryView *summaryview)
3228 {
3229         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3230         GList *cur;
3231
3232         START_LONG_OPERATION(summaryview);
3233         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3234                 summary_unlock_row(summaryview,
3235                                    GTK_CTREE_NODE(cur->data));
3236         END_LONG_OPERATION(summaryview);
3237
3238         summary_status_show(summaryview);
3239 }
3240
3241 void summary_mark_all_read(SummaryView *summaryview)
3242 {
3243         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3244         GtkCTreeNode *node;
3245         AlertValue val;
3246
3247         if (prefs_common.ask_mark_all_read) {
3248                 val = alertpanel_full(_("Mark all as read"),
3249                         _("Do you really want to mark all mails in this "
3250                           "folder as read ?"), GTK_STOCK_NO, GTK_STOCK_YES, NULL,
3251                           TRUE, NULL, ALERT_QUESTION, G_ALERTDEFAULT);
3252
3253                 if ((val & ~G_ALERTDISABLE) != G_ALERTALTERNATE)
3254                         return;
3255                 else if (val & G_ALERTDISABLE)
3256                         prefs_common.ask_mark_all_read = FALSE;
3257         }
3258
3259         START_LONG_OPERATION(summaryview);
3260         folder_item_set_batch(summaryview->folder_item, TRUE);
3261         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3262              node = gtkut_ctree_node_next(ctree, node))
3263                 summary_mark_row_as_read(summaryview, node);
3264         folder_item_set_batch(summaryview->folder_item, FALSE);
3265         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3266              node = gtkut_ctree_node_next(ctree, node)) {
3267                 if (!GTK_CTREE_ROW(node)->expanded)
3268                         summary_set_row_marks(summaryview, node);
3269         }
3270         END_LONG_OPERATION(summaryview);
3271
3272         summary_status_show(summaryview);
3273 }
3274
3275 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3276 {
3277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3278         GList *cur;
3279         gboolean is_spam = action;
3280         GSList *msgs = NULL;
3281         gboolean immediate_exec = prefs_common.immediate_exec;
3282         gboolean moved = FALSE;
3283         prefs_common.immediate_exec = FALSE;
3284
3285         START_LONG_OPERATION(summaryview);
3286
3287         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3288                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3289                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3290                 if (msginfo)
3291                         msgs = g_slist_prepend(msgs, msginfo);
3292         }
3293
3294         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3295                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3296                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3297                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3298                         if (!msginfo)
3299                                 continue;
3300                         if (is_spam) {
3301                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3302                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3303                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3304                                         moved = TRUE;
3305                                 }
3306                         } else {
3307                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3308                         }
3309                         summary_set_row_marks(summaryview, row);
3310                 }
3311         } else {
3312                 log_error(_("An error happened while learning.\n"));
3313         }
3314
3315         g_slist_free(msgs);
3316
3317         prefs_common.immediate_exec = immediate_exec;
3318
3319         END_LONG_OPERATION(summaryview);
3320
3321         if (prefs_common.immediate_exec && moved) {
3322                 summary_execute(summaryview);
3323         }
3324
3325         summary_status_show(summaryview);
3326 }
3327
3328
3329 static void summary_mark_row_as_unread(SummaryView *summaryview,
3330                                        GtkCTreeNode *row)
3331 {
3332         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3333         MsgInfo *msginfo;
3334
3335         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3336         g_return_if_fail(msginfo);
3337         if (MSG_IS_DELETED(msginfo->flags)) {
3338                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3339                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3340                 summaryview->deleted--;
3341         }
3342
3343         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3344         debug_print("Message %d is marked as unread\n",
3345                 msginfo->msgnum);
3346
3347         summary_set_row_marks(summaryview, row);
3348 }
3349
3350 void summary_mark_as_unread(SummaryView *summaryview)
3351 {
3352         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3353         GList *cur;
3354
3355         START_LONG_OPERATION(summaryview);
3356         folder_item_set_batch(summaryview->folder_item, TRUE);
3357         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3358                 cur = cur->next)
3359                 summary_mark_row_as_unread(summaryview,
3360                                            GTK_CTREE_NODE(cur->data));
3361         folder_item_set_batch(summaryview->folder_item, FALSE);
3362         END_LONG_OPERATION(summaryview);
3363
3364         summary_status_show(summaryview);
3365 }
3366
3367 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3368 {
3369         GList * cur;
3370         gboolean found;
3371
3372         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3373
3374         case F_NEWS:
3375
3376                 /*
3377                   security : checks if one the accounts correspond to
3378                   the author of the post
3379                 */
3380
3381                 found = FALSE;
3382                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3383                         PrefsAccount * account;
3384                         gchar * from_name;
3385
3386                         account = cur->data;
3387                         if (account->name && *account->name)
3388                                 from_name =
3389                                         g_strdup_printf("%s <%s>",
3390                                                         account->name,
3391                                                         account->address);
3392                         else
3393                                 from_name =
3394                                         g_strdup_printf("%s",
3395                                                         account->address);
3396
3397                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3398                                 g_free(from_name);
3399                                 found = TRUE;
3400                                 break;
3401                         }
3402                         g_free(from_name);
3403                 }
3404
3405                 if (!found) {
3406                         alertpanel_error(_("You're not the author of the article.\n"));
3407                 }
3408
3409                 return found;
3410
3411         default:
3412                 return TRUE;
3413         }
3414 }
3415
3416 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3417 {
3418         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3419         MsgInfo *msginfo;
3420
3421         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3422         g_return_if_fail(msginfo);
3423
3424         if (MSG_IS_LOCKED(msginfo->flags)) return;
3425
3426         if (MSG_IS_DELETED(msginfo->flags)) return;
3427
3428         if (MSG_IS_MOVE(msginfo->flags))
3429                 summaryview->moved--;
3430         if (MSG_IS_COPY(msginfo->flags))
3431                 summaryview->copied--;
3432
3433         procmsg_msginfo_set_to_folder(msginfo, NULL);
3434         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3435         summaryview->deleted++;
3436
3437         if (!prefs_common.immediate_exec &&
3438             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3439                 summary_set_row_marks(summaryview, row);
3440
3441         debug_print("Message %s/%d is set to delete\n",
3442                     msginfo->folder->path, msginfo->msgnum);
3443 }
3444
3445 void summary_cancel(SummaryView *summaryview)
3446 {
3447         MsgInfo * msginfo;
3448         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3449
3450         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3451                                               summaryview->selected);
3452         if (!msginfo) return;
3453
3454         if (!check_permission(summaryview, msginfo))
3455                 return;
3456
3457         news_cancel_article(summaryview->folder_item->folder, msginfo);
3458
3459         if (summary_is_locked(summaryview)) return;
3460
3461         summary_lock(summaryview);
3462
3463         gtk_clist_freeze(clist);
3464
3465         summary_update_status(summaryview);
3466         summary_status_show(summaryview);
3467
3468         gtk_clist_thaw(clist);
3469
3470         summary_unlock(summaryview);
3471 }
3472
3473 void summary_delete(SummaryView *summaryview)
3474 {
3475         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3476         FolderItem *item = summaryview->folder_item;
3477         GList *cur;
3478         GtkCTreeNode *sel_last = NULL;
3479         GtkCTreeNode *node;
3480         AlertValue aval;
3481         MsgInfo *msginfo;
3482
3483         if (!item) return;
3484
3485         if (summary_is_locked(summaryview)) return;
3486
3487         if (!summaryview->folder_item) return;
3488
3489         if (!prefs_common.live_dangerously) {
3490                 aval = alertpanel(_("Delete message(s)"),
3491                                   _("Do you really want to delete selected message(s)?"),
3492                                   GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3493                 if (aval != G_ALERTALTERNATE) return;
3494         }
3495
3496         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3497              cur = cur->next) {
3498                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3499                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3500                 if (msginfo && msginfo->total_size != 0 &&
3501                     msginfo->size != (off_t)msginfo->total_size)
3502                         partial_mark_for_delete(msginfo);
3503         }
3504
3505         main_window_cursor_wait(summaryview->mainwin);
3506
3507         /* next code sets current row focus right. We need to find a row
3508          * that is not deleted. */
3509         START_LONG_OPERATION(summaryview);
3510         folder_item_set_batch(summaryview->folder_item, TRUE);
3511         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3512                 sel_last = GTK_CTREE_NODE(cur->data);
3513                 summary_delete_row(summaryview, sel_last);
3514         }
3515         folder_item_set_batch(summaryview->folder_item, FALSE);
3516         END_LONG_OPERATION(summaryview);
3517
3518         node = summary_find_next_msg(summaryview, sel_last);
3519         if (!node)
3520                 node = summary_find_prev_msg(summaryview, sel_last);
3521
3522         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3523
3524         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3525                 summary_execute(summaryview);
3526                 /* after deleting, the anchor may be at an invalid row
3527                  * so reset it to the node we found earlier */
3528                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3529         } else
3530                 summary_status_show(summaryview);
3531
3532
3533         main_window_cursor_normal(summaryview->mainwin);
3534 }
3535
3536 void summary_delete_trash(SummaryView *summaryview)
3537 {
3538         FolderItem *to_folder = NULL;
3539         PrefsAccount *ac;
3540         if (!summaryview->folder_item ||
3541             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3542
3543         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3544                 to_folder = account_get_special_folder(ac, F_TRASH);
3545
3546         if (to_folder == NULL)
3547                 to_folder = summaryview->folder_item->folder->trash;
3548
3549         if (to_folder == NULL || to_folder == summaryview->folder_item
3550             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3551                 summary_delete(summaryview);
3552         else
3553                 summary_move_selected_to(summaryview, to_folder);
3554 }
3555
3556
3557 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3558 {
3559         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3560         MsgInfo *msginfo;
3561
3562         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3563         g_return_if_fail(msginfo);
3564         if (MSG_IS_DELETED(msginfo->flags))
3565                 summaryview->deleted--;
3566         if (MSG_IS_MOVE(msginfo->flags))
3567                 summaryview->moved--;
3568         if (MSG_IS_COPY(msginfo->flags))
3569                 summaryview->copied--;
3570
3571         procmsg_msginfo_set_to_folder(msginfo, NULL);
3572         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3573         summary_set_row_marks(summaryview, row);
3574
3575         debug_print("Message %s/%d is unmarked\n",
3576                     msginfo->folder->path, msginfo->msgnum);
3577 }
3578
3579 void summary_unmark(SummaryView *summaryview)
3580 {
3581         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3582         GList *cur;
3583
3584         START_LONG_OPERATION(summaryview);
3585         folder_item_set_batch(summaryview->folder_item, TRUE);
3586         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3587                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3588         folder_item_set_batch(summaryview->folder_item, FALSE);
3589         END_LONG_OPERATION(summaryview);
3590
3591         summary_status_show(summaryview);
3592 }
3593
3594 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3595                                 FolderItem *to_folder)
3596 {
3597         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3598         MsgInfo *msginfo;
3599
3600         g_return_if_fail(to_folder != NULL);
3601
3602         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3603         g_return_if_fail(msginfo);
3604         if (MSG_IS_LOCKED(msginfo->flags))
3605                 return;
3606
3607         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3608         if (MSG_IS_DELETED(msginfo->flags))
3609                 summaryview->deleted--;
3610         if (MSG_IS_COPY(msginfo->flags)) {
3611                 summaryview->copied--;
3612         }
3613         if (!MSG_IS_MOVE(msginfo->flags)) {
3614                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3615                 summaryview->moved++;
3616         } else {
3617                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3618         }
3619
3620         if (!prefs_common.immediate_exec) {
3621                 summary_set_row_marks(summaryview, row);
3622         }
3623
3624         debug_print("Message %d is set to move to %s\n",
3625                     msginfo->msgnum, to_folder->path);
3626 }
3627
3628 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3629 {
3630         GList *cur;
3631         GtkCTreeNode *sel_last = NULL;
3632         if (!to_folder) return;
3633         if (!summaryview->folder_item ||
3634             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3635
3636         if (summary_is_locked(summaryview)) return;
3637
3638         if (summaryview->folder_item == to_folder) {
3639                 alertpanel_error(_("Destination is same as current folder."));
3640                 return;
3641         }
3642
3643         START_LONG_OPERATION(summaryview);
3644
3645         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3646              cur != NULL && cur->data != NULL; cur = cur->next) {
3647                 sel_last = GTK_CTREE_NODE(cur->data);
3648                 summary_move_row_to
3649                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3650         }
3651         END_LONG_OPERATION(summaryview);
3652
3653         summaryview->display_msg = prefs_common.always_show_msg;
3654
3655         if (prefs_common.immediate_exec) {
3656                 summary_execute(summaryview);
3657         } else {
3658                 GtkCTreeNode *node = summary_find_next_msg(summaryview, sel_last);
3659                 if (!node)
3660                         node = summary_find_prev_msg(summaryview, sel_last);
3661                 summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3662                 summary_status_show(summaryview);
3663         }
3664
3665         if (!summaryview->selected) { /* this was the last message */
3666                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3667                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3668                 if (node)
3669                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3670         }
3671
3672 }
3673
3674 void summary_move_to(SummaryView *summaryview)
3675 {
3676         FolderItem *to_folder;
3677
3678         if (!summaryview->folder_item ||
3679             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3680
3681         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3682                                          FOLDER_SEL_MOVE, NULL);
3683         summary_move_selected_to(summaryview, to_folder);
3684 }
3685
3686 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3687                                 FolderItem *to_folder)
3688 {
3689         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3690         MsgInfo *msginfo;
3691
3692         g_return_if_fail(to_folder != NULL);
3693
3694         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3695         g_return_if_fail(msginfo);
3696         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3697         if (MSG_IS_DELETED(msginfo->flags))
3698                 summaryview->deleted--;
3699         if (MSG_IS_MOVE(msginfo->flags)) {
3700                 summaryview->moved--;
3701         }
3702
3703         if (!MSG_IS_COPY(msginfo->flags)) {
3704                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3705                 summaryview->copied++;
3706         } else {
3707                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3708         }
3709         if (!prefs_common.immediate_exec) {
3710                 summary_set_row_marks(summaryview, row);
3711         }
3712
3713         debug_print("Message %d is set to copy to %s\n",
3714                     msginfo->msgnum, to_folder->path);
3715 }
3716
3717 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3718 {
3719         GList *cur;
3720
3721         if (!to_folder) return;
3722         if (!summaryview->folder_item) return;
3723
3724         if (summary_is_locked(summaryview)) return;
3725
3726         if (summaryview->folder_item == to_folder) {
3727                 alertpanel_error
3728                         (_("Destination to copy is same as current folder."));
3729                 return;
3730         }
3731
3732         START_LONG_OPERATION(summaryview);
3733
3734         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3735              cur != NULL && cur->data != NULL; cur = cur->next)
3736                 summary_copy_row_to
3737                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3738
3739         END_LONG_OPERATION(summaryview);
3740
3741         if (prefs_common.immediate_exec)
3742                 summary_execute(summaryview);
3743         else {
3744                 summary_status_show(summaryview);
3745         }
3746 }
3747
3748 void summary_copy_to(SummaryView *summaryview)
3749 {
3750         FolderItem *to_folder;
3751
3752         if (!summaryview->folder_item) return;
3753
3754         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3755                                          FOLDER_SEL_COPY, NULL);
3756         summary_copy_selected_to(summaryview, to_folder);
3757 }
3758
3759 void summary_add_address(SummaryView *summaryview)
3760 {
3761         MsgInfo *msginfo;
3762         gchar *from;
3763
3764         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3765                                               summaryview->selected);
3766         if (!msginfo) return;
3767
3768         Xstrdup_a(from, msginfo->from, return);
3769         eliminate_address_comment(from);
3770         extract_address(from);
3771         addressbook_add_contact(msginfo->fromname, from, NULL);
3772 }
3773
3774 void summary_select_all(SummaryView *summaryview)
3775 {
3776         if (!summaryview->folder_item) return;
3777
3778         summary_lock(summaryview);
3779         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3780         summary_unlock(summaryview);
3781         summary_status_show(summaryview);
3782 }
3783
3784 void summary_unselect_all(SummaryView *summaryview)
3785 {
3786         summary_lock(summaryview);
3787         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3788         summary_unlock(summaryview);
3789         summary_status_show(summaryview);
3790 }
3791
3792 void summary_select_thread(SummaryView *summaryview)
3793 {
3794         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3795         GtkCTreeNode *node = summaryview->selected;
3796
3797         if (!node) return;
3798
3799         while (GTK_CTREE_ROW(node)->parent != NULL)
3800                 node = GTK_CTREE_ROW(node)->parent;
3801
3802         if (node != summaryview->selected)
3803                 summary_select_node
3804                         (summaryview, node,
3805                          messageview_is_visible(summaryview->messageview),
3806                          FALSE);
3807
3808         gtk_ctree_select_recursive(ctree, node);
3809
3810         summary_status_show(summaryview);
3811 }
3812
3813 void summary_save_as(SummaryView *summaryview)
3814 {
3815         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3816         MsgInfo *msginfo;
3817         gchar *filename = NULL;
3818         gchar *src, *dest;
3819         gchar *tmp;
3820
3821         AlertValue aval = 0;
3822
3823         if (!summaryview->selected) return;
3824         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3825         if (!msginfo) return;
3826
3827         if (msginfo->subject) {
3828                 Xstrdup_a(filename, msginfo->subject, return);
3829                 subst_for_filename(filename);
3830         }
3831         if (g_getenv ("G_BROKEN_FILENAMES") &&
3832             filename && !g_utf8_validate(filename, -1, NULL)) {
3833                 gchar *oldstr = filename;
3834                 filename = conv_codeset_strdup(filename,
3835                                                conv_get_locale_charset_str(),
3836                                                CS_UTF_8);
3837                 if (!filename) {
3838                         g_warning("summary_save_as(): faild to convert character set.");
3839                         filename = g_strdup(oldstr);
3840                 }
3841                 dest = filesel_select_file_save(_("Save as"), filename);
3842                 g_free(filename);
3843         } else
3844                 dest = filesel_select_file_save(_("Save as"), filename);
3845         filename = NULL;
3846         if (!dest) return;
3847         if (is_file_exist(dest)) {
3848                 aval = alertpanel(_("Append or Overwrite"),
3849                                   _("Append or overwrite existing file?"),
3850                                   _("_Append"), _("_Overwrite"),
3851                                   GTK_STOCK_CANCEL);
3852                 if (aval != 0 && aval != 1)
3853                         return;
3854         }
3855
3856         src = procmsg_get_message_file(msginfo);
3857         tmp = g_path_get_basename(dest);
3858
3859         if ( aval==0 ) { /* append */
3860                 if (append_file(src, dest, TRUE) < 0)
3861                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3862         } else { /* overwrite */
3863                 if (copy_file(src, dest, TRUE) < 0)
3864                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3865         }
3866         g_free(src);
3867
3868         /*
3869          * If two or more msgs are selected,
3870          * append them to the output file.
3871          */
3872         if (GTK_CLIST(ctree)->selection->next) {
3873                 GList *item;
3874                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3875                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
3876                         if (!msginfo) break;
3877                         src = procmsg_get_message_file(msginfo);
3878                         if (append_file(src, dest, TRUE) < 0)
3879                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3880                 }
3881                 g_free(src);
3882         }
3883         g_free(dest);
3884         g_free(tmp);
3885 }
3886
3887 #ifdef USE_GNOMEPRINT
3888 static void print_mimeview(MimeView *mimeview)
3889 {
3890         if (!mimeview
3891         ||  !mimeview->textview
3892         ||  !mimeview->textview->text)
3893                 alertpanel_warning(_("Cannot print: the message doesn't "
3894                                      "contain text."));
3895         else {
3896                 gtk_widget_realize(mimeview->textview->text);
3897                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3898         }
3899 }
3900 #endif
3901
3902 void summary_print(SummaryView *summaryview)
3903 {
3904         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3905 #ifndef USE_GNOMEPRINT
3906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3907         MsgInfo *msginfo;
3908         gchar *cmdline = NULL;
3909         gchar *p;
3910 #endif
3911         GList *cur;
3912
3913         if (clist->selection == NULL) return;
3914 #ifndef USE_GNOMEPRINT
3915         cmdline = input_dialog(_("Print"),
3916                                _("Enter the print command line:\n"
3917                                  "('%s' will be replaced with file name)"),
3918                                prefs_common.print_cmd);
3919         if (!cmdline) return;
3920         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3921             strchr(p + 2, '%')) {
3922                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3923                                  cmdline);
3924                 g_free(cmdline);
3925                 return;
3926         }
3927         for (cur = clist->selection;
3928              cur != NULL && cur->data != NULL;
3929              cur = cur->next) {
3930                 msginfo = gtk_ctree_node_get_row_data
3931                         (ctree, GTK_CTREE_NODE(cur->data));
3932                 if (msginfo)
3933                         procmsg_print_message(msginfo, cmdline);
3934         }
3935
3936         g_free(cmdline);
3937 #else
3938         for (cur = clist->selection;
3939              cur != NULL && cur->data != NULL;
3940              cur = cur->next) {
3941                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3942                 if (node != summaryview->displayed) {
3943                         MessageView *tmpview = messageview_create(
3944                                                 summaryview->mainwin);
3945                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3946                                                 GTK_CTREE(summaryview->ctree),
3947                                                 node);
3948
3949                         messageview_init(tmpview);
3950                         tmpview->all_headers = summaryview->messageview->all_headers;
3951                         if (msginfo && messageview_show(tmpview, msginfo,
3952                                 tmpview->all_headers) >= 0) {
3953                                         print_mimeview(tmpview->mimeview);
3954                         }
3955                         messageview_destroy(tmpview);
3956                 } else {
3957                         print_mimeview(summaryview->messageview->mimeview);
3958                 }
3959         }
3960 #endif
3961 }
3962
3963 gboolean summary_execute(SummaryView *summaryview)
3964 {
3965         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3966         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3967         GtkCTreeNode *node, *next;
3968         GtkCTreeNode *new_selected = NULL;
3969         gint move_val = -1;
3970
3971         if (!summaryview->folder_item) return FALSE;
3972
3973         if (summary_is_locked(summaryview)) return FALSE;
3974         summary_lock(summaryview);
3975
3976         gtk_clist_freeze(clist);
3977
3978         main_window_cursor_wait(summaryview->mainwin);
3979
3980         if (summaryview->threaded)
3981                 summary_unthread_for_exec(summaryview);
3982
3983         folder_item_update_freeze();
3984         move_val = summary_execute_move(summaryview);
3985         summary_execute_copy(summaryview);
3986         summary_execute_delete(summaryview);
3987
3988         node = GTK_CTREE_NODE(clist->row_list);
3989         for (; node != NULL; node = next) {
3990                 next = gtkut_ctree_node_next(ctree, node);
3991                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3992
3993                 if (node == summaryview->displayed) {
3994                         messageview_clear(summaryview->messageview);
3995                         summaryview->displayed = NULL;
3996                 }
3997                 if (GTK_CTREE_ROW(node)->children != NULL) {
3998                         next = NULL;
3999                         if (GTK_CTREE_ROW(node)->sibling) {
4000                                 next = GTK_CTREE_ROW(node)->sibling;
4001                         } else {
4002                                 GtkCTreeNode *parent = NULL;
4003                                 for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
4004                                      parent = GTK_CTREE_ROW(parent)->parent) {
4005                                         if (GTK_CTREE_ROW(parent)->sibling) {
4006                                                 next = GTK_CTREE_ROW(parent)->sibling;
4007                                         }
4008                                 }
4009                         }
4010                 }
4011
4012                 if (!new_selected &&
4013                     gtkut_ctree_node_is_selected(ctree, node)) {
4014                         summary_unselect_all(summaryview);
4015                         new_selected = summary_find_next_msg(summaryview, node);
4016                         if (!new_selected)
4017                                 new_selected = summary_find_prev_msg
4018                                         (summaryview, node);
4019                 }
4020
4021                 gtk_sctree_remove_node((GtkSCTree *)ctree, node);
4022         }
4023
4024         folder_item_update_thaw();
4025         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4026
4027         if (new_selected) {
4028                 summary_unlock(summaryview);
4029                 gtk_sctree_select
4030                         (GTK_SCTREE(ctree),
4031                          new_selected);
4032                 summary_lock(summaryview);
4033         }
4034
4035         if (summaryview->threaded) {
4036                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4037                 summary_thread_build(summaryview);
4038                 summary_thread_init(summaryview);
4039                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4040         }
4041
4042         summaryview->selected = clist->selection ?
4043                 GTK_CTREE_NODE(clist->selection->data) : NULL;
4044
4045         if (!GTK_CLIST(summaryview->ctree)->row_list) {
4046                 menu_set_insensitive_all
4047                         (GTK_MENU_SHELL(summaryview->popupmenu));
4048                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4049         } else
4050                 gtk_widget_grab_focus(summaryview->ctree);
4051
4052         summary_update_status(summaryview);
4053         summary_status_show(summaryview);
4054
4055         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4056
4057         summary_unlock(summaryview);
4058
4059         main_window_cursor_normal(summaryview->mainwin);
4060
4061         if (move_val < 0)
4062                 summary_show(summaryview, summaryview->folder_item);
4063         return TRUE;
4064 }
4065
4066 static gint summary_execute_move(SummaryView *summaryview)
4067 {
4068         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4069         GSList *cur;
4070         gint val = -1;
4071         /* search moving messages and execute */
4072         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
4073                                 summaryview);
4074
4075         if (summaryview->mlist) {
4076                 hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4077                         summaryview->msginfo_update_callback_id);
4078                 val = procmsg_move_messages(summaryview->mlist);
4079                 summaryview->msginfo_update_callback_id =
4080                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4081                         summary_update_msg, (gpointer) summaryview);
4082
4083                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4084                         procmsg_msginfo_free((MsgInfo *)cur->data);
4085                 g_slist_free(summaryview->mlist);
4086                 summaryview->mlist = NULL;
4087                 return val;
4088         }
4089         return 0;
4090 }
4091
4092 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
4093                                       gpointer data)
4094 {
4095         SummaryView *summaryview = data;
4096         MsgInfo *msginfo;
4097
4098         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4099
4100         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
4101                 summaryview->mlist =
4102                         g_slist_prepend(summaryview->mlist, msginfo);
4103                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4104
4105                 if (msginfo->msgid && *msginfo->msgid &&
4106                     node == g_hash_table_lookup(summaryview->msgid_table,
4107                                                 msginfo->msgid))
4108                         g_hash_table_remove(summaryview->msgid_table,
4109                                             msginfo->msgid);
4110                 if (msginfo->subject && *msginfo->subject &&
4111                     node == subject_table_lookup(summaryview->subject_table,
4112                                                  msginfo->subject)) {
4113                         subject_table_remove(summaryview->subject_table,
4114                                              msginfo->subject);
4115                 }
4116         }
4117 }
4118
4119 static void summary_execute_copy(SummaryView *summaryview)
4120 {
4121         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4122
4123         /* search copying messages and execute */
4124         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4125                 summaryview->msginfo_update_callback_id);
4126         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
4127                                 summaryview);
4128
4129         if (summaryview->mlist) {
4130                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
4131                 procmsg_copy_messages(summaryview->mlist);
4132
4133                 g_slist_free(summaryview->mlist);
4134                 summaryview->mlist = NULL;
4135         }
4136         summaryview->msginfo_update_callback_id =
4137                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4138                         summary_update_msg, (gpointer) summaryview);
4139 }
4140
4141 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
4142                                       gpointer data)
4143 {
4144         SummaryView *summaryview = data;
4145         MsgInfo *msginfo;
4146
4147         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4148
4149         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
4150                 summaryview->mlist =
4151                         g_slist_prepend(summaryview->mlist, msginfo);
4152
4153                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
4154                 summary_set_row_marks(summaryview, node);
4155         }
4156 }
4157
4158 static void summary_execute_delete(SummaryView *summaryview)
4159 {
4160         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4161         GSList *cur;
4162
4163         /* search deleting messages and execute */
4164         gtk_ctree_pre_recursive
4165                 (ctree, NULL, summary_execute_delete_func, summaryview);
4166
4167         if (!summaryview->mlist) return;
4168
4169         hooks_unregister_hook(MSGINFO_UPDATE_HOOKLIST,
4170                 summaryview->msginfo_update_callback_id);
4171
4172         folder_item_remove_msgs(summaryview->folder_item,
4173                                 summaryview->mlist);
4174
4175         summaryview->msginfo_update_callback_id =
4176                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST,
4177                         summary_update_msg, (gpointer) summaryview);
4178         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
4179                 procmsg_msginfo_free((MsgInfo *)cur->data);
4180
4181         g_slist_free(summaryview->mlist);
4182         summaryview->mlist = NULL;
4183 }
4184
4185 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4186                                         gpointer data)
4187 {
4188         SummaryView *summaryview = data;
4189         MsgInfo *msginfo;
4190
4191         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4192
4193         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4194                 summaryview->mlist =
4195                         g_slist_prepend(summaryview->mlist, msginfo);
4196                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4197
4198                 if (msginfo->msgid && *msginfo->msgid &&
4199                     node == g_hash_table_lookup(summaryview->msgid_table,
4200                                                 msginfo->msgid)) {
4201                         g_hash_table_remove(summaryview->msgid_table,
4202                                             msginfo->msgid);
4203                 }
4204                 if (msginfo->subject && *msginfo->subject &&
4205                     node == subject_table_lookup(summaryview->subject_table,
4206                                                  msginfo->subject)) {
4207                         subject_table_remove(summaryview->subject_table,
4208                                              msginfo->subject);
4209                 }
4210         }
4211 }
4212
4213 /* thread functions */
4214
4215 void summary_thread_build(SummaryView *summaryview)
4216 {
4217         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4218         GtkCTreeNode *node;
4219         GtkCTreeNode *next;
4220         GtkCTreeNode *parent;
4221         MsgInfo *msginfo;
4222         GSList *reflist;
4223
4224         summary_lock(summaryview);
4225
4226         debug_print("Building threads...");
4227         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4228         main_window_cursor_wait(summaryview->mainwin);
4229
4230         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4231                                        G_CALLBACK(summary_tree_expanded), summaryview);
4232         gtk_clist_freeze(GTK_CLIST(ctree));
4233
4234         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4235         while (node) {
4236                 next = GTK_CTREE_ROW(node)->sibling;
4237
4238                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4239
4240                 parent = NULL;
4241
4242                 if (msginfo && msginfo->inreplyto) {
4243                         parent = g_hash_table_lookup(summaryview->msgid_table,
4244                                                      msginfo->inreplyto);
4245
4246                         if (!parent && msginfo->references) {
4247                                 for (reflist = msginfo->references;
4248                                      reflist != NULL; reflist = reflist->next)
4249                                         if ((parent = g_hash_table_lookup
4250                                                 (summaryview->msgid_table,
4251                                                  reflist->data)))
4252                                                 break;
4253                         }
4254                 }
4255
4256                 if (prefs_common.thread_by_subject && parent == NULL) {
4257                         parent = subject_table_lookup
4258                                 (summaryview->subject_table,
4259                                  msginfo->subject);
4260                 }
4261
4262                 if (parent && parent != node && parent != GTK_CTREE_ROW(node)->parent) {
4263                         gtk_ctree_move(ctree, node, parent, NULL);
4264                 }
4265
4266                 node = next;
4267         }
4268
4269         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4270
4271         gtk_clist_thaw(GTK_CLIST(ctree));
4272         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4273                                          G_CALLBACK(summary_tree_expanded), summaryview);
4274
4275         debug_print("done.\n");
4276         STATUSBAR_POP(summaryview->mainwin);
4277         main_window_cursor_normal(summaryview->mainwin);
4278
4279         summaryview->threaded = TRUE;
4280
4281         summary_unlock(summaryview);
4282 }
4283
4284 static void summary_thread_init(SummaryView *summaryview)
4285 {
4286         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4287         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4288         GtkCTreeNode *next;
4289         START_TIMING("summary_thread_init");
4290         if (!summaryview->thread_collapsed) {
4291                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4292                                        G_CALLBACK(summary_tree_expanded), summaryview);
4293                 while (node) {
4294                         next = GTK_CTREE_ROW(node)->sibling;
4295                         if (GTK_CTREE_ROW(node)->children)
4296                                 gtk_ctree_expand_recursive(ctree, node);
4297                         node = next;
4298                 }
4299                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4300                                        G_CALLBACK(summary_tree_expanded), summaryview);
4301         }
4302         END_TIMING();
4303 }
4304
4305 static void summary_unthread_for_exec(SummaryView *summaryview)
4306 {
4307         GtkCTreeNode *node;
4308         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4309
4310         debug_print("Unthreading for execution...");
4311
4312         START_LONG_OPERATION(summaryview);
4313
4314         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4315              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4316                 summary_unthread_for_exec_func(ctree, node, summaryview);
4317         }
4318
4319         END_LONG_OPERATION(summaryview);
4320
4321         debug_print("done.\n");
4322 }
4323
4324 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4325                                            gpointer data)
4326 {
4327         MsgInfo *msginfo;
4328         GtkCTreeNode *top_parent;
4329         GtkCTreeNode *child;
4330         GtkCTreeNode *sibling;
4331         SummaryView * summaryview = (SummaryView *)data;
4332         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4333
4334         if (!msginfo ||
4335             (!MSG_IS_MOVE(msginfo->flags) &&
4336              !MSG_IS_DELETED(msginfo->flags)))
4337                 return;
4338         child = GTK_CTREE_ROW(node)->children;
4339         if (!child) return;
4340
4341         if (node == summaryview->selected)
4342                 summaryview->selected = NULL;
4343         if (node == summaryview->displayed)
4344                 summaryview->displayed = NULL;
4345
4346         for (top_parent = node;
4347              GTK_CTREE_ROW(top_parent)->parent != NULL;
4348              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4349                 ;
4350         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4351
4352         GTK_SCTREE(ctree)->sorting = TRUE;
4353         while (child != NULL) {
4354                 GtkCTreeNode *next_child;
4355                 MsgInfo *cinfo = GTKUT_CTREE_NODE_GET_ROW_DATA(child);
4356
4357                 next_child = GTK_CTREE_ROW(child)->sibling;
4358
4359                 if (!MSG_IS_MOVE(cinfo->flags) && !MSG_IS_DELETED(cinfo->flags)) {
4360                         gtk_ctree_move(ctree, child,
4361                                 NULL,
4362                                 sibling);
4363                 } else {
4364                         if (child == summaryview->displayed) {
4365                                 messageview_clear(summaryview->messageview);
4366                                 summaryview->displayed = NULL;
4367                         }
4368                         if (child == summaryview->selected) {
4369                                 messageview_clear(summaryview->messageview);
4370                                 summaryview->selected = NULL;
4371                         }
4372                 }
4373                 child = next_child;
4374         }
4375         GTK_SCTREE(ctree)->sorting = FALSE;
4376 }
4377
4378 void summary_expand_threads(SummaryView *summaryview)
4379 {
4380         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4381         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4382
4383         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4384                                        G_CALLBACK(summary_tree_expanded), summaryview);
4385         gtk_clist_freeze(GTK_CLIST(ctree));
4386
4387         while (node) {
4388                 if (GTK_CTREE_ROW(node)->children) {
4389                         gtk_ctree_expand(ctree, node);
4390                         summary_set_row_marks(summaryview, node);
4391                 }
4392                 node = GTK_CTREE_NODE_NEXT(node);
4393         }
4394
4395         gtk_clist_thaw(GTK_CLIST(ctree));
4396         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4397                                          G_CALLBACK(summary_tree_expanded), summaryview);
4398
4399         summaryview->thread_collapsed = FALSE;
4400
4401         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4402 }
4403
4404 void summary_collapse_threads(SummaryView *summaryview)
4405 {
4406         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4407         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4408
4409         gtk_clist_freeze(GTK_CLIST(ctree));
4410
4411         while (node) {
4412                 if (GTK_CTREE_ROW(node)->children)
4413                         gtk_ctree_collapse(ctree, node);
4414                 node = GTK_CTREE_ROW(node)->sibling;
4415         }
4416
4417         gtk_clist_thaw(GTK_CLIST(ctree));
4418
4419         summaryview->thread_collapsed = TRUE;
4420
4421         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4422 }
4423
4424 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4425 {
4426         GSList *mlist = NULL, *cur_list;
4427         summary_lock(summaryview);
4428
4429         folder_item_update_freeze();
4430
4431         debug_print("filtering...");
4432         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4433         main_window_cursor_wait(summaryview->mainwin);
4434
4435         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4436
4437         if (selected_only) {
4438                 GList *cur;
4439
4440                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4441                      cur != NULL && cur->data != NULL; cur = cur->next) {
4442                         mlist = g_slist_prepend(mlist,
4443                                  procmsg_msginfo_new_ref(
4444                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4445                 }
4446                 mlist = g_slist_reverse(mlist);
4447         } else {
4448                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4449         }
4450         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4451                 summary_filter_func((MsgInfo *)cur_list->data);
4452         }
4453         filtering_move_and_copy_msgs(mlist);
4454         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4455                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4456         }
4457         g_slist_free(mlist);
4458
4459         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4460
4461         folder_item_update_thaw();
4462         debug_print("done.\n");
4463         STATUSBAR_POP(summaryview->mainwin);
4464         main_window_cursor_normal(summaryview->mainwin);
4465
4466         summary_unlock(summaryview);
4467
4468         /*
4469          * CLAWS: summary_show() only valid after having a lock. ideally
4470          * we want the lock to be context aware...
4471          */
4472         summary_show(summaryview, summaryview->folder_item);
4473 }
4474
4475 static void summary_filter_func(MsgInfo *msginfo)
4476 {
4477         MailFilteringData mail_filtering_data;
4478
4479         mail_filtering_data.msginfo = msginfo;
4480         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4481                 return;
4482
4483         filter_message_by_msginfo(filtering_rules, msginfo);
4484 }
4485
4486 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4487                                  PrefsFilterType type, gint processing_rule)
4488 {
4489         gchar *header = NULL;
4490         gchar *key = NULL;
4491
4492         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4493
4494         if (processing_rule) {
4495                 if (item == NULL)
4496                         prefs_filtering_open(&pre_global_processing,
4497                                              _("Processing rules to apply before folder rules"),
4498                                              header, key);
4499                 else
4500                         prefs_filtering_open(&item->prefs->processing,
4501                                              _("Processing configuration"),
4502                                              header, key);
4503         }
4504         else {
4505                 prefs_filtering_open(&filtering_rules,
4506                                      _("Filtering configuration"),
4507                                        header, key);
4508         }
4509
4510         g_free(header);
4511         g_free(key);
4512 }
4513
4514 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4515                          gint processing_rule)
4516 {
4517         MsgInfo *msginfo;
4518         FolderItem * item;
4519
4520         if (!summaryview->selected) return;
4521
4522         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4523                                               summaryview->selected);
4524         if (!msginfo) return;
4525
4526         item = summaryview->folder_item;
4527         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4528 }
4529
4530 /* color label */
4531
4532 #define N_COLOR_LABELS colorlabel_get_color_count()
4533
4534 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4535                                                      gpointer data)
4536 {
4537         guint color = GPOINTER_TO_UINT(data);
4538         SummaryView *summaryview;
4539
4540         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4541         g_return_if_fail(summaryview != NULL);
4542
4543         /* "dont_toggle" state set? */
4544         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4545                                 "dont_toggle"))
4546                 return;
4547
4548         summary_set_colorlabel(summaryview, color, NULL);
4549 }
4550
4551 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4552  * for the messsage; not the color index */
4553 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4554                                   guint labelcolor)
4555 {
4556         GdkColor color;
4557         GtkStyle *style, *prev_style, *ctree_style;
4558         MsgInfo *msginfo;
4559         gint color_index;
4560
4561         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4562         g_return_if_fail(msginfo);
4563
4564         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4565         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4566         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4567
4568         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4569                 if (!prev_style) return;
4570                 style = gtk_style_copy(prev_style);
4571                 color = ctree_style->fg[GTK_STATE_NORMAL];
4572                 style->fg[GTK_STATE_NORMAL] = color;
4573                 color = ctree_style->fg[GTK_STATE_SELECTED];
4574                 style->fg[GTK_STATE_SELECTED] = color;
4575         } else {
4576                 if (prev_style)
4577                         style = gtk_style_copy(prev_style);
4578                 else
4579                         style = gtk_style_copy(ctree_style);
4580                 color = colorlabel_get_color(color_index);
4581                 style->fg[GTK_STATE_NORMAL] = color;
4582                 /* get the average of label color and selected fg color
4583                    for visibility */
4584                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4585                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4586                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4587         }
4588
4589         gtk_ctree_node_set_row_style(ctree, node, style);
4590         gtk_style_unref(style);
4591 }
4592
4593 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4594 {
4595         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4596         MsgInfo *msginfo;
4597
4598         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4599         g_return_if_fail(msginfo);
4600
4601         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4602                                         MSG_CLABEL_FLAG_MASK, 0);
4603         summary_set_row_marks(summaryview, row);
4604 }
4605
4606 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4607                             GtkWidget *widget)
4608 {
4609         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4610         GList *cur;
4611
4612         START_LONG_OPERATION(summaryview);
4613
4614         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4615                 summary_set_row_colorlabel(summaryview,
4616                                            GTK_CTREE_NODE(cur->data), labelcolor);
4617         END_LONG_OPERATION(summaryview);
4618 }
4619
4620 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4621                                                           gpointer data)
4622 {
4623         SummaryView *summaryview;
4624         GtkMenuShell *menu;
4625         GtkCheckMenuItem **items;
4626         gint n;
4627         GList *cur, *sel;
4628
4629         summaryview = (SummaryView *)data;
4630         g_return_if_fail(summaryview != NULL);
4631
4632         sel = GTK_CLIST(summaryview->ctree)->selection;
4633         if (!sel) return;
4634
4635         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4636
4637         g_return_if_fail(menu != NULL);
4638
4639         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4640
4641         /* NOTE: don't return prematurely because we set the "dont_toggle"
4642          * state for check menu items */
4643         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4644                           GINT_TO_POINTER(1));
4645
4646         /* clear items. get item pointers. */
4647         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4648                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4649                         gtk_check_menu_item_set_active
4650                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4651                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4652                         n++;
4653                 }
4654         }
4655
4656         if (n == (N_COLOR_LABELS + 1)) {
4657                 /* iterate all messages and set the state of the appropriate
4658                  * items */
4659                 for (; sel != NULL; sel = sel->next) {
4660                         MsgInfo *msginfo;
4661                         gint clabel;
4662
4663                         msginfo = gtk_ctree_node_get_row_data
4664                                 (GTK_CTREE(summaryview->ctree),
4665                                  GTK_CTREE_NODE(sel->data));
4666                         if (msginfo) {
4667                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4668                                 if (!items[clabel]->active)
4669                                         gtk_check_menu_item_set_active
4670                                                 (items[clabel], TRUE);
4671                         }
4672                 }
4673         } else
4674                 g_warning("invalid number of color elements (%d)\n", n);
4675
4676         /* reset "dont_toggle" state */
4677         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4678                           GINT_TO_POINTER(0));
4679 }
4680
4681 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4682 {
4683         GtkWidget *label_menuitem;
4684         GtkWidget *menu;
4685         GtkWidget *item;
4686         gint i;
4687
4688         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4689                                                    "/Color label");
4690         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4691                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4692                            summaryview);
4693         gtk_widget_show(label_menuitem);
4694
4695         menu = gtk_menu_new();
4696
4697         /* create sub items. for the menu item activation callback we pass the
4698          * index of label_colors[] as data parameter. for the None color we
4699          * pass an invalid (high) value. also we attach a data pointer so we
4700          * can always get back the SummaryView pointer. */
4701
4702         item = gtk_check_menu_item_new_with_label(_("None"));
4703         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4704         g_signal_connect(G_OBJECT(item), "activate",
4705                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4706                            GUINT_TO_POINTER(0));
4707         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4708         gtk_widget_show(item);
4709
4710         gtk_widget_add_accelerator(item, "activate",
4711                                    summaryview->popupfactory->accel_group,
4712                                    GDK_0, GDK_CONTROL_MASK,
4713                                    GTK_ACCEL_LOCKED | GTK_ACCEL_VISIBLE);
4714
4715         item = gtk_menu_item_new();
4716         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4717         gtk_widget_show(item);
4718
4719         /* create pixmap/label menu items */
4720         for (i = 0; i < N_COLOR_LABELS; i++) {
4721                 item = colorlabel_create_check_color_menu_item(
4722                         i, refresh, SUMMARY_COLORMENU);
4723                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4724                 g_signal_connect(G_OBJECT(item), "activate",
4725                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4726                                  GUINT_TO_POINTER(i + 1));
4727                 g_object_set_data(G_OBJECT(item), "summaryview",
4728                                   summaryview);
4729                 gtk_widget_show(item);
4730         }
4731
4732         gtk_widget_show(menu);
4733         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4734         summaryview->colorlabel_menu = menu;
4735 }
4736
4737 static gboolean summary_popup_menu(GtkWidget *widget, gpointer data)
4738 {
4739         SummaryView *summaryview = (SummaryView *)data;
4740         summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4741
4742         gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4743                        NULL, NULL, 0, gtk_get_current_event_time());
4744         return TRUE;
4745 }
4746
4747 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4748 {
4749         GtkWidget *ctree;
4750         gint *col_pos = summaryview->col_pos;
4751         SummaryColumnState *col_state;
4752         gchar *titles[N_SUMMARY_COLS];
4753         SummaryColumnType type;
4754         gint pos;
4755
4756         memset(titles, 0, sizeof(titles));
4757
4758         col_state = prefs_summary_column_get_config();
4759         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4760                 summaryview->col_state[pos] = col_state[pos];
4761                 type = col_state[pos].type;
4762                 col_pos[type] = pos;
4763                 titles[pos] = "dummy";
4764         }
4765         col_state = summaryview->col_state;
4766
4767         ctree = gtk_sctree_new_with_titles
4768                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4769
4770         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4771         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4772                                            GTK_JUSTIFY_CENTER);
4773         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4774                                            GTK_JUSTIFY_CENTER);
4775         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4776                                            GTK_JUSTIFY_CENTER);
4777         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4778                                            GTK_JUSTIFY_CENTER);
4779         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4780                                            GTK_JUSTIFY_RIGHT);
4781         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4782                                            GTK_JUSTIFY_RIGHT);
4783         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4784                                            GTK_JUSTIFY_RIGHT);
4785         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4786                                    SUMMARY_COL_MARK_WIDTH);
4787         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4788                                    SUMMARY_COL_STATUS_WIDTH);
4789         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4790                                    SUMMARY_COL_LOCKED_WIDTH);
4791         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4792                                    SUMMARY_COL_MIME_WIDTH);
4793         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4794                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4795         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4796                                    prefs_common.summary_col_size[S_COL_FROM]);
4797         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4798                                    prefs_common.summary_col_size[S_COL_TO]);
4799         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4800                                    prefs_common.summary_col_size[S_COL_DATE]);
4801         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4802                                    prefs_common.summary_col_size[S_COL_SIZE]);
4803         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4804                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4805         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4806                                    prefs_common.summary_col_size[S_COL_SCORE]);
4807         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4808         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4809                                      GTK_CTREE_EXPANDER_SQUARE);
4810         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4811         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4812
4813         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4814                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4815                                        GTK_CAN_FOCUS);
4816                 gtk_clist_set_column_visibility
4817                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4818         }
4819
4820         /* connect signal to the buttons for sorting */
4821 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4822         g_signal_connect \
4823                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4824                  "clicked", \
4825                  G_CALLBACK(func), \
4826                  summaryview)
4827
4828         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4829         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4830         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4831         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4832         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4833         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4834         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4835         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4836         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4837         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4838         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4839
4840 #undef CLIST_BUTTON_SIGNAL_CONNECT
4841
4842         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4843                          G_CALLBACK(summary_selected), summaryview);
4844         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4845                          G_CALLBACK(summary_unselected), summaryview);
4846         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4847                          G_CALLBACK(summary_button_pressed),
4848                          summaryview);
4849         g_signal_connect(G_OBJECT(ctree), "popup-menu",
4850                          G_CALLBACK(summary_popup_menu), summaryview);
4851         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4852                          G_CALLBACK(summary_button_released),
4853                          summaryview);
4854         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4855                          G_CALLBACK(summary_key_pressed), summaryview);
4856         g_signal_connect(G_OBJECT(ctree), "resize_column",
4857                          G_CALLBACK(summary_col_resized), summaryview);
4858         g_signal_connect(G_OBJECT(ctree), "open_row",
4859                          G_CALLBACK(summary_open_row), summaryview);
4860
4861         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4862                                G_CALLBACK(summary_tree_expanded),
4863                                summaryview);
4864         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4865                                G_CALLBACK(summary_tree_collapsed),
4866                                summaryview);
4867
4868         g_signal_connect(G_OBJECT(ctree), "start_drag",
4869                          G_CALLBACK(summary_start_drag),
4870                          summaryview);
4871         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4872                          G_CALLBACK(summary_drag_data_get),
4873                          summaryview);
4874
4875         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
4876                           summary_drag_types, 2,
4877                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
4878
4879         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
4880                          G_CALLBACK(summary_drag_data_received),
4881                          summaryview);
4882
4883         g_signal_connect(G_OBJECT(ctree), "drag_motion",
4884                          G_CALLBACK(summary_drag_motion_cb),
4885                          summaryview);
4886
4887         return ctree;
4888 }
4889
4890 void summary_set_column_order(SummaryView *summaryview)
4891 {
4892         GtkWidget *ctree;
4893         GtkWidget *scrolledwin = summaryview->scrolledwin;
4894         FolderItem *item;
4895         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4896         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4897
4898         item = summaryview->folder_item;
4899
4900         summary_clear_all(summaryview);
4901         gtk_widget_destroy(summaryview->ctree);
4902
4903         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4904         summary_set_fonts(summaryview);
4905         summary_set_column_titles(summaryview);
4906         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4907                                             GTK_CLIST(ctree)->hadjustment);
4908         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4909                                             GTK_CLIST(ctree)->vadjustment);
4910         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4911         gtk_widget_show(ctree);
4912
4913         summary_show(summaryview, item);
4914
4915         summary_select_by_msgnum(summaryview, selected_msgnum);
4916
4917         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4918         if (!summaryview->displayed)
4919                 messageview_clear(summaryview->messageview);
4920         else
4921                 summary_redisplay_msg(summaryview);
4922 }
4923
4924
4925 /* callback functions */
4926
4927 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4928                                    SummaryView *summaryview)
4929 {
4930         if (event)
4931                 summary_toggle_view(summaryview);
4932         return TRUE;
4933 }
4934
4935 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4936                                        SummaryView *summaryview)
4937 {
4938         if (!event) return FALSE;
4939
4940         if (event->button == 3) {
4941                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4942                 /* right clicked */
4943                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4944                                NULL, NULL, event->button, event->time);
4945         } else if (event->button == 2) {
4946                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4947         } else if (event->button == 1) {
4948                 if (!prefs_common.emulate_emacs &&
4949                     messageview_is_visible(summaryview->messageview))
4950                         summaryview->display_msg = TRUE;
4951         }
4952
4953         return FALSE;
4954 }
4955
4956 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4957                                         SummaryView *summaryview)
4958 {
4959         return FALSE;
4960 }
4961
4962 gboolean summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4963 {
4964         return summary_key_pressed(summaryview->ctree, event, summaryview);
4965 }
4966
4967 #define BREAK_ON_MODIFIER_KEY() \
4968         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4969
4970 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4971                                     SummaryView *summaryview)
4972 {
4973         GtkCTree *ctree = GTK_CTREE(widget);
4974         GtkCTreeNode *node;
4975         MessageView *messageview;
4976         TextView *textview;
4977         GtkAdjustment *adj;
4978         gboolean mod_pressed;
4979
4980         if (summary_is_locked(summaryview)) return TRUE;
4981         if (!event) return TRUE;
4982
4983         if (quicksearch_has_focus(summaryview->quicksearch))
4984                 return FALSE;
4985
4986         switch (event->keyval) {
4987         case GDK_Left:          /* Move focus */
4988                 adj = gtk_scrolled_window_get_hadjustment
4989                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4990                 if (adj->lower != adj->value)
4991                         break;
4992                 /* FALLTHROUGH */
4993         case GDK_Escape:
4994                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4995                 return TRUE;
4996         case GDK_Home:
4997         case GDK_End:
4998                 if ((node = summaryview->selected) != NULL) {
4999                         GtkCTreeNode *next = NULL;
5000                         next = (event->keyval == GDK_Home)
5001                                         ? gtk_ctree_node_nth(ctree, 0)
5002                                         : gtk_ctree_node_nth(ctree,
5003                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
5004                         if (next) {
5005                                 gtk_sctree_select_with_state
5006                                         (GTK_SCTREE(ctree), next, event->state);
5007
5008                                 /* Deprecated - what are the non-deprecated equivalents? */
5009                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
5010                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
5011                                 summaryview->selected = next;
5012                         }
5013                 }
5014                 return TRUE;
5015         default:
5016                 break;
5017         }
5018
5019         if (!summaryview->selected) {
5020                 node = gtk_ctree_node_nth(ctree, 0);
5021                 if (node)
5022                         gtk_sctree_select(GTK_SCTREE(ctree), node);
5023                 else
5024                         return TRUE;
5025         }
5026
5027         messageview = summaryview->messageview;
5028         textview = messageview->mimeview->textview;
5029
5030         mod_pressed =
5031                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
5032
5033         switch (event->keyval) {
5034         case GDK_space:         /* Page down or go to the next */
5035                 if (event->state & GDK_SHIFT_MASK)
5036                         textview_scroll_page(textview, TRUE);
5037                 else {
5038                         if (summaryview->displayed != summaryview->selected) {
5039                                 summary_display_msg(summaryview,
5040                                                     summaryview->selected);
5041                                 break;
5042                         }
5043                         if (mod_pressed) {
5044                                 if (!textview_scroll_page(textview, TRUE))
5045                                         summary_select_prev_unread(summaryview);
5046                         } else {
5047                                 if (!textview_scroll_page(textview, FALSE))
5048                                         summary_select_next_unread(summaryview);
5049                         }
5050                 }
5051                 break;
5052         case GDK_BackSpace:     /* Page up */
5053                 textview_scroll_page(textview, TRUE);
5054                 break;
5055         case GDK_Return:        /* Scroll up/down one line */
5056                 if (summaryview->displayed != summaryview->selected) {
5057                         summary_display_msg(summaryview,
5058                                             summaryview->selected);
5059                         break;
5060                 }
5061                 textview_scroll_one_line(textview, mod_pressed);
5062                 break;
5063         case GDK_Delete:
5064                 BREAK_ON_MODIFIER_KEY();
5065                 summary_delete_trash(summaryview);
5066                 break;
5067         case GDK_y:
5068         case GDK_t:
5069         case GDK_l:
5070         case GDK_c:
5071                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
5072                         g_signal_stop_emission_by_name(G_OBJECT(widget),
5073                                        "key_press_event");
5074                         mimeview_pass_key_press_event(messageview->mimeview,
5075                                                       event);
5076                         break;
5077                 }
5078         default:
5079                 break;
5080         }
5081         return FALSE;
5082 }
5083
5084 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
5085 {
5086         SummaryView *summaryview = data;
5087
5088         summary_show(summaryview, summaryview->folder_item);
5089 }
5090
5091 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
5092 {
5093         SummaryView *summaryview = (SummaryView *)data;
5094
5095         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
5096                 prefs_common.show_searchbar = TRUE;
5097                 quicksearch_show(summaryview->quicksearch);
5098         } else {
5099                 prefs_common.show_searchbar = FALSE;
5100                 quicksearch_hide(summaryview->quicksearch);
5101         }
5102 }
5103
5104 void summaryview_activate_quicksearch(SummaryView *summaryview)
5105 {
5106         gtk_toggle_button_set_active(
5107                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
5108                 TRUE);
5109         quicksearch_show(summaryview->quicksearch);
5110 }
5111
5112 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
5113 {
5114         if (FOLDER_SHOWS_TO_HDR(summaryview->folder_item))
5115                 summary_reedit(summaryview);
5116         else
5117                 summary_open_msg(summaryview);
5118
5119         summaryview->display_msg = FALSE;
5120 }
5121
5122 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
5123                                   SummaryView *summaryview)
5124 {
5125         summary_set_row_marks(summaryview, node);
5126         if (prefs_common.bold_unread) {
5127                 while (node) {
5128                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5129                         if (GTK_CTREE_ROW(node)->children)
5130                                 summary_set_row_marks(summaryview, node);
5131                         node = next;
5132                 }
5133         }
5134 }
5135
5136 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
5137                                    SummaryView *summaryview)
5138 {
5139         summary_set_row_marks(summaryview, node);
5140 }
5141
5142 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
5143                                gint column, SummaryView *summaryview)
5144 {
5145         if (summary_is_locked(summaryview)
5146         ||  GTK_SCTREE(ctree)->selecting_range) {
5147                 return;
5148         }
5149
5150         summary_status_show(summaryview);
5151 }
5152
5153 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
5154                              gint column, SummaryView *summaryview)
5155 {
5156         MsgInfo *msginfo;
5157         gboolean marked_unread = FALSE;
5158
5159         if (summary_is_locked(summaryview)
5160         ||  GTK_SCTREE(ctree)->selecting_range) {
5161                 return;
5162         }
5163
5164         summary_status_show(summaryview);
5165
5166         if (GTK_CLIST(ctree)->selection &&
5167             GTK_CLIST(ctree)->selection->next) {
5168                 summaryview->display_msg = FALSE;
5169                 summary_set_menu_sensitive(summaryview);
5170                 toolbar_main_set_sensitive(summaryview->mainwin);
5171                 return;
5172         }
5173
5174         summaryview->selected = row;
5175
5176         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5177         g_return_if_fail(msginfo != NULL);
5178
5179         main_create_mailing_list_menu (summaryview->mainwin, msginfo);
5180         toolbar_set_learn_button
5181                 (summaryview->mainwin->toolbar,
5182                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5183
5184         switch (column < 0 ? column : summaryview->col_state[column].type) {
5185         case S_COL_MARK:
5186                 if (!MSG_IS_DELETED(msginfo->flags) &&
5187                     !MSG_IS_MOVE(msginfo->flags) &&
5188                     !MSG_IS_COPY(msginfo->flags)) {
5189                         if (MSG_IS_MARKED(msginfo->flags)) {
5190                                 summary_unmark_row(summaryview, row);
5191                         } else {
5192                                 summary_mark_row(summaryview, row);
5193                         }
5194                 }
5195                 break;
5196         case S_COL_STATUS:
5197                 if (MSG_IS_UNREAD(msginfo->flags)) {
5198                         summary_mark_row_as_read(summaryview, row);
5199                         summary_status_show(summaryview);
5200                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5201                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5202                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5203                                 else
5204                                         log_error(_("An error happened while learning.\n"));
5205                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5206                          !MSG_IS_FORWARDED(msginfo->flags)) {
5207                         marked_unread = TRUE;
5208                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5209                         summary_find_answers(summaryview, msginfo);
5210                         return;
5211                 }
5212                 break;
5213         case S_COL_LOCKED:
5214                 if (MSG_IS_LOCKED(msginfo->flags)) {
5215                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5216                         summary_set_row_marks(summaryview, row);
5217                 }
5218                 else
5219                         summary_lock_row(summaryview, row);
5220                 break;
5221         default:
5222                 break;
5223         }
5224
5225         if (summaryview->display_msg ||
5226             (prefs_common.always_show_msg &&
5227              messageview_is_visible(summaryview->messageview))) {
5228                 summaryview->display_msg = FALSE;
5229                 if (summaryview->displayed != row) {
5230                         summary_display_msg(summaryview, row);
5231                         if (marked_unread) {
5232                                 summary_mark_row_as_unread(summaryview, row);
5233                                 summary_status_show(summaryview);
5234                         }
5235                         return;
5236                 }
5237         }
5238
5239         if (marked_unread) {
5240                 summary_mark_row_as_unread(summaryview, row);
5241                 summary_status_show(summaryview);
5242         }
5243
5244         summary_set_menu_sensitive(summaryview);
5245         toolbar_main_set_sensitive(summaryview->mainwin);
5246 }
5247
5248 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5249                                 SummaryView *summaryview)
5250 {
5251         SummaryColumnType type = summaryview->col_state[column].type;
5252
5253         prefs_common.summary_col_size[type] = width;
5254 }
5255
5256
5257 /*
5258  * \brief get List of msginfo selected in SummaryView
5259  *
5260  * \param summaryview
5261  *
5262  * \return GSList holding MsgInfo
5263  */
5264 GSList *summary_get_selection(SummaryView *summaryview)
5265 {
5266         GList *sel = NULL;
5267         GSList *msginfo_list = NULL;
5268
5269         g_return_val_if_fail(summaryview != NULL, NULL);
5270
5271         sel = GTK_CLIST(summaryview->ctree)->selection;
5272
5273         g_return_val_if_fail(sel != NULL, NULL);
5274
5275         for ( ; sel != NULL; sel = sel->next)
5276                 msginfo_list =
5277                         g_slist_prepend(msginfo_list,
5278                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5279                                                                    GTK_CTREE_NODE(sel->data)));
5280         return g_slist_reverse(msginfo_list);
5281 }
5282
5283 static void summary_reply_cb(SummaryView *summaryview, guint action,
5284                              GtkWidget *widget)
5285 {
5286         MessageView *msgview = (MessageView*)summaryview->messageview;
5287         GSList *msginfo_list;
5288
5289         g_return_if_fail(msgview != NULL);
5290
5291         msginfo_list = summary_get_selection(summaryview);
5292         g_return_if_fail(msginfo_list != NULL);
5293         compose_reply_from_messageview(msgview, msginfo_list, action);
5294         g_slist_free(msginfo_list);
5295 }
5296
5297 static void summary_show_all_header_cb(SummaryView *summaryview,
5298                                        guint action, GtkWidget *widget)
5299 {
5300         summaryview->messageview->all_headers =
5301                         GTK_CHECK_MENU_ITEM(widget)->active;
5302         summary_display_msg_selected(summaryview,
5303                                      GTK_CHECK_MENU_ITEM(widget)->active);
5304 }
5305
5306 static void summary_add_address_cb(SummaryView *summaryview,
5307                                    guint action, GtkWidget *widget)
5308 {
5309         summary_add_address(summaryview);
5310 }
5311
5312 static void summary_create_filter_cb(SummaryView *summaryview,
5313                                      guint action, GtkWidget *widget)
5314 {
5315         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5316 }
5317
5318 static void summary_create_processing_cb(SummaryView *summaryview,
5319                                          guint action, GtkWidget *widget)
5320 {
5321         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5322 }
5323
5324 static void summary_sort_by_column_click(SummaryView *summaryview,
5325                                          FolderSortKey sort_key)
5326 {
5327         GtkCTreeNode *node = NULL;
5328         START_TIMING("summary_sort_by_column_click");
5329         if (summaryview->sort_key == sort_key)
5330                 summary_sort(summaryview, sort_key,
5331                              summaryview->sort_type == SORT_ASCENDING
5332                              ? SORT_DESCENDING : SORT_ASCENDING);
5333         else
5334                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5335
5336         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5337
5338         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
5339         if (prefs_common.bold_unread) {
5340                 while (node) {
5341                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5342                         if (GTK_CTREE_ROW(node)->children)
5343                                 summary_set_row_marks(summaryview, node);
5344                         node = next;
5345                 }
5346         }
5347         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
5348         END_TIMING();
5349 }
5350
5351 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5352 {
5353         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5354 }
5355
5356 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5357 {
5358         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5359 }
5360
5361 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5362 {
5363         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5364 }
5365
5366 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5367 {
5368         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5369 }
5370
5371 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5372 {
5373         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5374 }
5375
5376 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5377 {
5378         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5379 }
5380
5381 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5382 {
5383         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5384                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5385         else
5386                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5387 }
5388
5389 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5390 {
5391         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5392                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5393         else
5394                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5395 }
5396
5397 static void summary_subject_clicked(GtkWidget *button,
5398                                     SummaryView *summaryview)
5399 {
5400         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5401 }
5402
5403 static void summary_score_clicked(GtkWidget *button,
5404                                   SummaryView *summaryview)
5405 {
5406         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5407 }
5408
5409 static void summary_locked_clicked(GtkWidget *button,
5410                                    SummaryView *summaryview)
5411 {
5412         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5413 }
5414
5415 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5416                                SummaryView *summaryview)
5417 {
5418         GdkDragContext *context;
5419
5420         g_return_if_fail(summaryview != NULL);
5421         g_return_if_fail(summaryview->folder_item != NULL);
5422         g_return_if_fail(summaryview->folder_item->folder != NULL);
5423         if (summaryview->selected == NULL) return;
5424
5425         context = gtk_drag_begin(widget, summaryview->target_list,
5426                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5427         gtk_drag_set_icon_default(context);
5428 }
5429
5430 static void summary_drag_data_get(GtkWidget        *widget,
5431                                   GdkDragContext   *drag_context,
5432                                   GtkSelectionData *selection_data,
5433                                   guint             info,
5434                                   guint             time,
5435                                   SummaryView      *summaryview)
5436 {
5437         if (info == TARGET_MAIL_URI_LIST) {
5438                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5439                 GList *cur;
5440                 MsgInfo *msginfo;
5441                 gchar *mail_list = NULL, *tmp1, *tmp2;
5442
5443                 for (cur = GTK_CLIST(ctree)->selection;
5444                      cur != NULL && cur->data != NULL; cur = cur->next) {
5445                         msginfo = gtk_ctree_node_get_row_data
5446                                 (ctree, GTK_CTREE_NODE(cur->data));
5447                         tmp2 = procmsg_get_message_file(msginfo);
5448                         if (!tmp2) continue;
5449                         if (msginfo->subject) {
5450                                 gchar *san_subject = g_strdup(msginfo->subject);
5451                                 gchar *dest = NULL;
5452                                 subst_for_filename(san_subject);
5453                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5454                                                 get_tmp_dir(),
5455                                                 G_DIR_SEPARATOR_S,
5456                                                 san_subject, msginfo->msgnum);
5457                                 g_free(san_subject);
5458                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5459                                 g_free(dest);
5460                                 dest = san_subject;
5461                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5462                                         g_free(tmp2);
5463                                         tmp2 = dest;
5464                                 }
5465                         }
5466                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5467                         g_free(tmp2);
5468
5469                         if (!mail_list) {
5470                                 mail_list = tmp1;
5471                         } else {
5472                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5473                                 g_free(mail_list);
5474                                 g_free(tmp1);
5475                                 mail_list = tmp2;
5476                         }
5477                 }
5478
5479                 if (mail_list != NULL) {
5480                         gtk_selection_data_set(selection_data,
5481                                                selection_data->target, 8,
5482                                                mail_list, strlen(mail_list));
5483                         g_free(mail_list);
5484                 }
5485         } else if (info == TARGET_DUMMY) {
5486                 if (GTK_CLIST(summaryview->ctree)->selection)
5487                         gtk_selection_data_set(selection_data,
5488                                                selection_data->target, 8,
5489                                                "Dummy-Summaryview",
5490                                                strlen("Dummy-Summaryview")+1);
5491         }
5492 }
5493
5494 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5495                                           GdkDragContext *context,
5496                                           gint            x,
5497                                           gint            y,
5498                                           guint           time,
5499                                           SummaryView    *summaryview)
5500 {
5501         FolderItem *item = summaryview->folder_item;
5502         if (!(item && item->folder && folder_item_parent(item) != NULL
5503                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5504                 gdk_drag_status(context, 0, time);
5505                 return FALSE;
5506         } else if (gtk_drag_get_source_widget(context) ==
5507                 mainwindow_get_mainwindow()->folderview->ctree) {
5508                 /* no folders */
5509                 gdk_drag_status(context, 0, time);
5510                 return FALSE;
5511         } else if (gtk_drag_get_source_widget(context) ==
5512                 summaryview->ctree) {
5513                 /* not from same folder */
5514                 gdk_drag_status(context, 0, time);
5515                 return FALSE;
5516         } else {
5517                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5518                 return TRUE;
5519         }
5520 }
5521
5522 static void summary_drag_data_received(GtkWidget        *widget,
5523                                         GdkDragContext   *drag_context,
5524                                         gint              x,
5525                                         gint              y,
5526                                         GtkSelectionData *data,
5527                                         guint             info,
5528                                         guint             time,
5529                                         SummaryView       *summaryview)
5530 {
5531         if (info == TARGET_MAIL_URI_LIST) {
5532                 FolderItem *item = summaryview->folder_item;
5533                 if (!item) {
5534                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5535                         return;
5536                 } else {
5537                         folderview_finish_dnd(data->data, drag_context, time, item);
5538                 }
5539         }
5540 }
5541
5542
5543 /* custom compare functions for sorting */
5544
5545 #define CMP_FUNC_DEF(func_name, val)                                     \
5546 static gint func_name(GtkCList *clist,                                   \
5547                       gconstpointer ptr1, gconstpointer ptr2)            \
5548 {                                                                        \
5549         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5550         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5551         if (!msginfo1 || !msginfo2)                                      \
5552                 return -1;                                               \
5553                                                                          \
5554         return (val);                                                    \
5555 }
5556
5557 CMP_FUNC_DEF(summary_cmp_by_mark,
5558              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5559 CMP_FUNC_DEF(summary_cmp_by_status,
5560              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5561 CMP_FUNC_DEF(summary_cmp_by_mime,
5562              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5563 CMP_FUNC_DEF(summary_cmp_by_label,
5564              MSG_GET_COLORLABEL(msginfo1->flags) -
5565              MSG_GET_COLORLABEL(msginfo2->flags))
5566 CMP_FUNC_DEF(summary_cmp_by_locked,
5567              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5568
5569 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5570 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5571 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5572
5573 #undef CMP_FUNC_DEF
5574
5575 static gint summary_cmp_by_subject(GtkCList *clist,
5576                                    gconstpointer ptr1,
5577                                    gconstpointer ptr2)
5578 {
5579         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5580         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5581
5582         if (!msginfo1->subject)
5583                 return (msginfo2->subject != NULL);
5584         if (!msginfo2->subject)
5585                 return -1;
5586
5587         return subject_compare_for_sort
5588                 (msginfo1->subject, msginfo2->subject);
5589 }
5590
5591 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5592                                 gconstpointer ptr2)
5593 {
5594         const gchar *str1, *str2;
5595         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5596         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5597         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5598
5599         g_return_val_if_fail(sv, -1);
5600
5601         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5602         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5603
5604         if (!str1)
5605                 return str2 != NULL;
5606
5607         if (!str2)
5608                 return -1;
5609
5610         return g_utf8_collate(str1, str2);
5611 }
5612
5613 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5614                                 gconstpointer ptr2)
5615 {
5616         const gchar *str1, *str2;
5617         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5618         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5619         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5620
5621         g_return_val_if_fail(sv, -1);
5622
5623         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5624         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5625
5626         if (!str1)
5627                 return str2 != NULL;
5628
5629         if (!str2)
5630                 return -1;
5631
5632         return g_utf8_collate(str1, str2);
5633 }
5634
5635 static gint summary_cmp_by_simplified_subject
5636         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5637 {
5638         const FolderItemPrefs *prefs;
5639         const gchar *str1, *str2;
5640         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5641         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5642         const MsgInfo *msginfo1 = r1->data;
5643         const MsgInfo *msginfo2 = r2->data;
5644         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5645
5646         g_return_val_if_fail(sv, -1);
5647         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5648
5649         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5650         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5651
5652         if (!str1)
5653                 return str2 != NULL;
5654
5655         if (!str2)
5656                 return -1;
5657
5658         prefs = msginfo1->folder->prefs;
5659         if (!prefs)
5660                 prefs = msginfo2->folder->prefs;
5661         if (!prefs)
5662                 return -1;
5663
5664         return subject_compare_for_sort(str1, str2);
5665 }
5666
5667 static gint summary_cmp_by_score(GtkCList *clist,
5668                                  gconstpointer ptr1, gconstpointer ptr2)
5669 {
5670         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5671         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5672         int diff;
5673
5674         /* if score are equal, sort by date */
5675
5676         diff = msginfo1->score - msginfo2->score;
5677         if (diff != 0)
5678                 return diff;
5679         else
5680                 return summary_cmp_by_date(clist, ptr1, ptr2);
5681 }
5682
5683 static void news_flag_crosspost(MsgInfo *msginfo)
5684 {
5685         GString *line;
5686         gpointer key;
5687         gpointer value;
5688         Folder *mff;
5689
5690         g_return_if_fail(msginfo != NULL);
5691         g_return_if_fail(msginfo->folder != NULL);
5692         g_return_if_fail(msginfo->folder->folder != NULL);
5693         mff = msginfo->folder->folder;
5694         g_return_if_fail(mff->klass->type == F_NEWS);
5695
5696         if (mff->account->mark_crosspost_read) {
5697                 line = g_string_sized_new(128);
5698                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5699                 debug_print("nfcp: checking <%s>", line->str);
5700                 if (mff->newsart &&
5701                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5702                         debug_print(" <%s>", (gchar *)value);
5703                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5704                                 summary_msginfo_change_flags(msginfo,
5705                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5706                         }
5707                         g_hash_table_remove(mff->newsart, key);
5708                         g_free(key);
5709                 }
5710                 g_string_free(line, TRUE);
5711                 debug_print("\n");
5712         }
5713 }
5714
5715 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5716 {
5717         SummaryView *summaryview = (SummaryView *) data;
5718         MsgInfo *msginfo;
5719
5720         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5721         g_return_if_fail(msginfo);
5722
5723         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5724
5725         summary_set_row_marks(summaryview, row);
5726         debug_print("Message %d is marked as ignore thread\n",
5727             msginfo->msgnum);
5728 }
5729
5730 static void summary_ignore_thread(SummaryView *summaryview)
5731 {
5732         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5733         GList *cur;
5734
5735         START_LONG_OPERATION(summaryview);
5736         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5737                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5738                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5739                                         summaryview);
5740
5741         END_LONG_OPERATION(summaryview);
5742
5743         summary_status_show(summaryview);
5744 }
5745
5746 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5747 {
5748         SummaryView *summaryview = (SummaryView *) data;
5749         MsgInfo *msginfo;
5750
5751         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5752         g_return_if_fail(msginfo);
5753
5754         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5755
5756         summary_set_row_marks(summaryview, row);
5757         debug_print("Message %d is marked as unignore thread\n",
5758             msginfo->msgnum);
5759 }
5760
5761 static void summary_unignore_thread(SummaryView *summaryview)
5762 {
5763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5764         GList *cur;
5765
5766         START_LONG_OPERATION(summaryview);
5767         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5768                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5769                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5770                                         summaryview);
5771
5772         END_LONG_OPERATION(summaryview);
5773
5774         summary_status_show(summaryview);
5775 }
5776
5777 static void summary_check_ignore_thread_func
5778                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5779 {
5780         MsgInfo *msginfo;
5781         gint *found_ignore = (gint *) data;
5782
5783         if (*found_ignore) return;
5784         else {
5785                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5786                 *found_ignore = msginfo && MSG_IS_IGNORE_THREAD(msginfo->flags);
5787         }
5788 }
5789
5790 void summary_toggle_ignore_thread(SummaryView *summaryview)
5791 {
5792         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5793         GList *cur;
5794         gint found_ignore = 0;
5795
5796         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5797                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5798                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5799                                         &found_ignore);
5800
5801         if (found_ignore)
5802                 summary_unignore_thread(summaryview);
5803         else
5804                 summary_ignore_thread(summaryview);
5805 }
5806
5807 void summary_toggle_show_read_messages(SummaryView *summaryview)
5808 {
5809         FolderItemUpdateData source;
5810         if (summaryview->folder_item->hide_read_msgs)
5811                 summaryview->folder_item->hide_read_msgs = 0;
5812         else
5813                 summaryview->folder_item->hide_read_msgs = 1;
5814
5815         source.item = summaryview->folder_item;
5816         source.update_flags = F_ITEM_UPDATE_NAME;
5817         source.msg = NULL;
5818         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5819         summary_show(summaryview, summaryview->folder_item);
5820 }
5821
5822 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5823                                              guint action)
5824 {
5825         GtkWidget *widget;
5826
5827         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5828                                            "/View/Hide read messages");
5829         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5830                           GINT_TO_POINTER(1));
5831         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5832         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5833                           GINT_TO_POINTER(0));
5834 }
5835
5836 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5837 {
5838         GtkWidget *ctree = summaryview->ctree;
5839         GtkWidget *pixmap;
5840
5841         gtk_widget_destroy(summaryview->folder_pixmap);
5842
5843         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5844         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5845         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5846         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5847         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5848         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5849         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5850         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5851         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5852         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5853         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5854         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5855         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5856         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
5857
5858         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5859         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5860         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5861         gtk_widget_show(pixmap);
5862         summaryview->folder_pixmap = pixmap;
5863
5864         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5865         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5866                               summaryview->quick_search_pixmap);
5867         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5868         gtk_widget_show(pixmap);
5869         summaryview->quick_search_pixmap = pixmap;
5870
5871         folderview_unselect(summaryview->folderview);
5872         folderview_select(summaryview->folderview, summaryview->folder_item);
5873         summary_set_column_titles(summaryview);
5874 }
5875
5876 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
5877 {
5878         GtkMenuShell *menu;
5879         GList *cur;
5880
5881         /* re-create colorlabel submenu */
5882         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5883         g_return_if_fail(menu != NULL);
5884
5885         /* clear items. get item pointers. */
5886         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5887                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
5888         }
5889         summary_colorlabel_menu_create(summaryview, TRUE);
5890 }
5891
5892 /*
5893  * Harvest addresses for selected messages in summary view.
5894  */
5895 void summary_harvest_address(SummaryView *summaryview)
5896 {
5897         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5898         GList *cur;
5899         GList *msgList;
5900         MsgInfo *msginfo;
5901
5902         msgList = NULL;
5903         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5904                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5905                 if (!msginfo)
5906                         continue;
5907                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5908         }
5909         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5910         g_list_free( msgList );
5911 }
5912
5913 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5914 {
5915         int err;
5916         gchar buf[BUFFSIZE];
5917         regex_t *preg = NULL;
5918
5919         preg = g_new0(regex_t, 1);
5920
5921         err = string_match_precompile(simplify_subject_regexp,
5922                                       preg, REG_EXTENDED);
5923         if (err) {
5924                 regerror(err, preg, buf, BUFFSIZE);
5925                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5926                 g_free(preg);
5927                 preg = NULL;
5928         }
5929
5930         return preg;
5931 }
5932
5933 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5934 {
5935         g_return_if_fail(summaryview != NULL);
5936         g_return_if_fail(item != NULL);
5937
5938         /* Subject simplification */
5939         if(summaryview->simplify_subject_preg) {
5940                 regfree(summaryview->simplify_subject_preg);
5941                 g_free(summaryview->simplify_subject_preg);
5942                 summaryview->simplify_subject_preg = NULL;
5943         }
5944         if(item->prefs && item->prefs->simplify_subject_regexp &&
5945            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5946                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5947
5948         /* Sorting */
5949         summaryview->sort_key = item->sort_key;
5950         summaryview->sort_type = item->sort_type;
5951
5952         /* Threading */
5953         summaryview->threaded = item->threaded;
5954         summaryview->thread_collapsed = item->thread_collapsed;
5955
5956         /* Scoring */
5957 }
5958
5959 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5960 {
5961         /* Sorting */
5962         item->sort_key = summaryview->sort_key;
5963         item->sort_type = summaryview->sort_type;
5964
5965         /* Threading */
5966         item->threaded = summaryview->threaded;
5967         item->thread_collapsed = summaryview->thread_collapsed;
5968 }
5969
5970 static gboolean summary_update_msg(gpointer source, gpointer data)
5971 {
5972         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5973         SummaryView *summaryview = (SummaryView *)data;
5974         GtkCTreeNode *node;
5975
5976         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5977         g_return_val_if_fail(summaryview != NULL, FALSE);
5978
5979         if (msginfo_update->msginfo->folder != summaryview->folder_item)
5980                 return FALSE;
5981
5982         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5983                 node = gtk_ctree_find_by_row_data(
5984                                 GTK_CTREE(summaryview->ctree), NULL,
5985                                 msginfo_update->msginfo);
5986
5987                 if (node)
5988                         summary_set_row_marks(summaryview, node);
5989         }
5990
5991         return FALSE;
5992 }
5993
5994 /*!
5995  *\brief        change summaryview to display your answer(s) to a message
5996  *
5997  *\param        summaryview The SummaryView ;)
5998  *\param        msginfo The message for which answers are searched
5999  *
6000  */
6001 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
6002 {
6003         FolderItem *sent_folder = NULL;
6004         PrefsAccount *account = NULL;
6005         GtkCTreeNode *node = NULL;
6006         char *buf = NULL;
6007         if (msg == NULL || msg->msgid == NULL)
6008                 return;
6009
6010         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
6011         if (account == NULL)
6012                 return;
6013         sent_folder = account_get_special_folder
6014                                 (account, F_OUTBOX);
6015
6016         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
6017
6018         if (sent_folder != summaryview->folder_item) {
6019                 folderview_select(summaryview->mainwin->folderview, sent_folder);
6020         }
6021
6022         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
6023
6024         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
6025         g_free(buf);
6026
6027         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
6028         if (node)
6029                 summary_select_node(summaryview, node, TRUE, TRUE);
6030 }
6031
6032 gint summaryview_export_mbox_list(SummaryView *summaryview)
6033 /* return values: -2 skipped, -1 error, 0 OK */
6034 {
6035         GSList *list = summary_get_selected_msg_list(summaryview);
6036         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
6037         gint ret;
6038
6039         if (mbox == NULL || list == NULL)
6040                 return -1;
6041
6042         ret = export_list_to_mbox(list, mbox);
6043
6044         g_slist_free(list);
6045         g_free(mbox);
6046
6047         return ret;
6048 }
6049
6050 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
6051 {
6052         if (!summaryview || !summaryview->folder_item || !item) {
6053                 return;
6054         }
6055
6056         if (summaryview->folder_item->folder == item->folder) {
6057                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
6058         }
6059 }
6060 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
6061 {
6062         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
6063 }