src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkscrolledwindow.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkpixmap.h>
  27 #include <gtk/gtkctree.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtktext.h>
  31 #include <gtk/gtkmenu.h>
  32 #include <gtk/gtkmenuitem.h>
  33 #include <gtk/gtkitemfactory.h>
  34 #include <gtk/gtkvbox.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkwindow.h>
  37 #include <gtk/gtkstyle.h>
  38 #include <gtk/gtkarrow.h>
  39 #include <gtk/gtkeventbox.h>
  40 #include <gtk/gtkstatusbar.h>
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45 #include <string.h>
  46 #include <ctype.h>
  47 #include <unistd.h>
  48 #include <sys/stat.h>
  49 #include <regex.h>
  50
  51 #include "intl.h"
  52 #include "main.h"
  53 #include "menu.h"
  54 #include "mainwindow.h"
  55 #include "folderview.h"
  56 #include "summaryview.h"
  57 #include "messageview.h"
  58 #include "foldersel.h"
  59 #include "procmsg.h"
  60 #include "procheader.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "prefs_summary_column.h"
  64 #include "prefs_filtering.h"
  65 #include "account.h"
  66 #include "compose.h"
  67 #include "utils.h"
  68 #include "gtkutils.h"
  69 #include "stock_pixmap.h"
  70 #include "filesel.h"
  71 #include "alertpanel.h"
  72 #include "inputdialog.h"
  73 #include "statusbar.h"
  74 #include "folder.h"
  75 #include "colorlabel.h"
  76 #include "inc.h"
  77 #include "imap.h"
  78 #include "addressbook.h"
  79 #include "addr_compl.h"
  80 #include "scoring.h"
  81 #include "prefs_folder_item.h"
  82 #include "filtering.h"
  83 #include "string_match.h"
  84 #include "toolbar.h"
  85 #include "news.h"
  86 #include "matcher.h"
  87 #include "matcher_parser.h"
  88 #include "hooks.h"
  89
  90 #define SUMMARY_COL_MARK_WIDTH          10
  91 #define SUMMARY_COL_UNREAD_WIDTH        13
  92 #define SUMMARY_COL_LOCKED_WIDTH        13
  93 #define SUMMARY_COL_MIME_WIDTH          11
  94
  95 static GdkFont *boldfont;
  96 static GdkFont *smallfont;
  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
 123 static GdkPixmap *clipxpm;
 124 static GdkBitmap *clipxpmmask;
 125 static GdkPixmap *keyxpm;
 126 static GdkBitmap *keyxpmmask;
 127 static GdkPixmap *clipkeyxpm;
 128 static GdkBitmap *clipkeyxpmmask;
 129
 130 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 131                                          GtkCTreeNode           *node,
 132                                          gpointer                data);
 133 static void summary_set_marks_func      (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136
 137 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 138
 139 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 140                                              guint action);
 141
 142 static guint summary_get_msgnum         (SummaryView            *summaryview,
 143                                          GtkCTreeNode           *node);
 144
 145 static GtkCTreeNode *summary_find_prev_msg
 146                                         (SummaryView            *summaryview,
 147                                          GtkCTreeNode           *current_node);
 148 static GtkCTreeNode *summary_find_next_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151
 152 static GtkCTreeNode *summary_find_prev_flagged_msg
 153                                         (SummaryView    *summaryview,
 154                                          GtkCTreeNode   *current_node,
 155                                          MsgPermFlags    flags,
 156                                          gboolean        start_from_prev);
 157 static GtkCTreeNode *summary_find_next_flagged_msg
 158                                         (SummaryView    *summaryview,
 159                                          GtkCTreeNode   *current_node,
 160                                          MsgPermFlags    flags,
 161                                          gboolean        start_from_next);
 162
 163 static GtkCTreeNode *summary_find_msg_by_msgnum
 164                                         (SummaryView            *summaryview,
 165                                          guint                   msgnum);
 166
 167 static void summary_update_status       (SummaryView            *summaryview);
 168
 169 /* display functions */
 170 static void summary_status_show         (SummaryView            *summaryview);
 171 static void summary_set_column_titles   (SummaryView            *summaryview);
 172 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 173                                          GSList                 *mlist);
 174 static void summary_set_header          (SummaryView            *summaryview,
 175                                          gchar                  *text[],
 176                                          MsgInfo                *msginfo);
 177 static void summary_display_msg         (SummaryView            *summaryview,
 178                                          GtkCTreeNode           *row);
 179 static void summary_display_msg_full    (SummaryView            *summaryview,
 180                                          GtkCTreeNode           *row,
 181                                          gboolean                new_window,
 182                                          gboolean                all_headers);
 183 static void summary_set_row_marks       (SummaryView            *summaryview,
 184                                          GtkCTreeNode           *row);
 185
 186 /* message handling */
 187 static void summary_mark_row            (SummaryView            *summaryview,
 188                                          GtkCTreeNode           *row);
 189 static void summary_lock_row            (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_delete_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_unmark_row          (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row);
 199 static void summary_move_row_to         (SummaryView            *summaryview,
 200                                          GtkCTreeNode           *row,
 201                                          FolderItem             *to_folder);
 202 static void summary_copy_row_to         (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row,
 204                                          FolderItem             *to_folder);
 205
 206 static void summary_delete_duplicated_func
 207                                         (GtkCTree               *ctree,
 208                                          GtkCTreeNode           *node,
 209                                          SummaryView            *summaryview);
 210
 211 static void summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static void summary_button_pressed      (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static void summary_button_released     (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static void summary_key_pressed         (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_searchbar_pressed   (GtkWidget              *ctree,
 267                                          GdkEventKey            *event,
 268                                          SummaryView            *summaryview);
 269 static void summary_searchtype_changed  (GtkMenuItem            *widget,
 270                                          gpointer                data);
 271 static void summary_open_row            (GtkSCTree              *sctree,
 272                                          SummaryView            *summaryview);
 273 static void summary_tree_expanded       (GtkCTree               *ctree,
 274                                          GtkCTreeNode           *node,
 275                                          SummaryView            *summaryview);
 276 static void summary_tree_collapsed      (GtkCTree               *ctree,
 277                                          GtkCTreeNode           *node,
 278                                          SummaryView            *summaryview);
 279 static void summary_selected            (GtkCTree               *ctree,
 280                                          GtkCTreeNode           *row,
 281                                          gint                    column,
 282                                          SummaryView            *summaryview);
 283 static void summary_col_resized         (GtkCList               *clist,
 284                                          gint                    column,
 285                                          gint                    width,
 286                                          SummaryView            *summaryview);
 287 static void summary_reply_cb            (SummaryView            *summaryview,
 288                                          guint                   action,
 289                                          GtkWidget              *widget);
 290 static void summary_execute_cb          (SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296
 297 static void summary_add_address_cb      (SummaryView            *summaryview,
 298                                          guint                   action,
 299                                          GtkWidget              *widget);
 300 static void summary_create_filter_cb    (SummaryView            *summaryview,
 301                                          guint                   action,
 302                                          GtkWidget              *widget);
 303
 304 static void summary_mark_clicked        (GtkWidget              *button,
 305                                          SummaryView            *summaryview);
 306 static void summary_unread_clicked      (GtkWidget              *button,
 307                                          SummaryView            *summaryview);
 308 static void summary_mime_clicked        (GtkWidget              *button,
 309                                          SummaryView            *summaryview);
 310 static void summary_num_clicked         (GtkWidget              *button,
 311                                          SummaryView            *summaryview);
 312 static void summary_score_clicked       (GtkWidget *button,
 313                                          SummaryView *summaryview);
 314 static void summary_size_clicked        (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316 static void summary_date_clicked        (GtkWidget              *button,
 317                                          SummaryView            *summaryview);
 318 static void summary_from_clicked        (GtkWidget              *button,
 319                                          SummaryView            *summaryview);
 320 static void summary_subject_clicked     (GtkWidget              *button,
 321                                          SummaryView            *summaryview);
 322 static void summary_score_clicked       (GtkWidget              *button,
 323                                          SummaryView            *summaryview);
 324 static void summary_locked_clicked      (GtkWidget              *button,
 325                                          SummaryView            *summaryview);
 326
 327 static void summary_start_drag          (GtkWidget        *widget,
 328                                          int button,
 329                                          GdkEvent *event,
 330                                          SummaryView      *summaryview);
 331 static void summary_drag_data_get       (GtkWidget        *widget,
 332                                          GdkDragContext   *drag_context,
 333                                          GtkSelectionData *selection_data,
 334                                          guint             info,
 335                                          guint             time,
 336                                          SummaryView      *summaryview);
 337
 338 /* custom compare functions for sorting */
 339
 340 static gint summary_cmp_by_mark         (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_unread       (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_mime         (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_num          (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_size         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_date         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_from         (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_to           (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_subject      (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_simplified_subject
 368         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2);
 369 static gint summary_cmp_by_score        (GtkCList               *clist,
 370                                          gconstpointer           ptr1,
 371                                          gconstpointer           ptr2);
 372 static gint summary_cmp_by_locked       (GtkCList *clist,
 373                                          gconstpointer ptr1, gconstpointer ptr2);
 374 static gint summary_cmp_by_label        (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void tog_searchbar_cb            (GtkWidget      *w,
 381                                          gpointer        data);
 382
 383 static void summary_update_msg          (gpointer source, gpointer data);
 384
 385 GtkTargetEntry summary_drag_types[1] =
 386 {
 387         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 388 };
 389
 390 static GtkItemFactoryEntry summary_popup_entries[] =
 391 {
 392         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 393         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 394         {N_("/Repl_y to/_all"),         NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 395         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 396         {N_("/Repl_y to/mailing _list"),
 397                                         NULL, summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 398         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 399         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 400         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 401         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 402         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 403         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 406         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 407         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 408         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 409         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 410         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 411         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 412         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 413         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 414         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 415         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 416         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 417         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 418         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 419         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 420         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 421
 422         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 423         {N_("/Add sender to address boo_k"),
 424                                         NULL, summary_add_address_cb, 0, NULL},
 425         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 426         {N_("/Create f_ilter rule/_Automatically"),
 427                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 428         {N_("/Create f_ilter rule/by _From"),
 429                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 430         {N_("/Create f_ilter rule/by _To"),
 431                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 432         {N_("/Create f_ilter rule/by _Subject"),
 433                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 434         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 435         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 436         {N_("/_View/Open in new _window"),
 437                                         NULL, summary_open_msg, 0, NULL},
 438         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 439         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, "<ToggleItem>"},
 440         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 441         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 442         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 443         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 444         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
 445         {N_("/Select t_hread"),         NULL, summary_select_thread, 0, NULL}
 446 };
 447
 448 static const gchar *const col_label[N_SUMMARY_COLS] = {
 449         N_("M"),        /* S_COL_MARK    */
 450         N_("U"),        /* S_COL_UNREAD  */
 451         "",             /* S_COL_MIME    */
 452         N_("Subject"),  /* S_COL_SUBJECT */
 453         N_("From"),     /* S_COL_FROM    */
 454         N_("Date"),     /* S_COL_DATE    */
 455         N_("Size"),     /* S_COL_SIZE    */
 456         N_("No."),      /* S_COL_NUMBER  */
 457         N_("Score"),    /* S_COL_SCORE   */
 458         N_("L")         /* S_COL_LOCKED  */
 459 };
 460
 461 SummaryView *summary_create(void)
 462 {
 463         SummaryView *summaryview;
 464         GtkWidget *vbox;
 465         GtkWidget *scrolledwin;
 466         GtkWidget *ctree;
 467         GtkWidget *hbox;
 468         GtkWidget *hbox_l;
 469         GtkWidget *hbox_search;
 470         GtkWidget *statlabel_folder;
 471         GtkWidget *statlabel_select;
 472         GtkWidget *statlabel_msgs;
 473         GtkWidget *hbox_spc;
 474         GtkWidget *toggle_eventbox;
 475         GtkWidget *toggle_arrow;
 476         GtkWidget *popupmenu;
 477         GtkWidget *search_type_opt;
 478         GtkWidget *search_type;
 479         GtkWidget *search_string;
 480         GtkWidget *menuitem;
 481         GtkWidget *toggle_search;
 482         GtkTooltips *search_tip;
 483         GtkItemFactory *popupfactory;
 484         gint n_entries;
 485
 486         debug_print("Creating summary view...\n");
 487         summaryview = g_new0(SummaryView, 1);
 488
 489         vbox = gtk_vbox_new(FALSE, 3);
 490
 491         /* create status label */
 492         hbox = gtk_hbox_new(FALSE, 0);
 493
 494         search_tip = gtk_tooltips_new();
 495         toggle_search = gtk_toggle_button_new();
 496
 497         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 498                              toggle_search,
 499                              _("Toggle quick-search bar"), NULL);
 500
 501         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 502
 503         hbox_l = gtk_hbox_new(FALSE, 0);
 504         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 505
 506         statlabel_folder = gtk_label_new("");
 507         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 508         statlabel_select = gtk_label_new("");
 509         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 510
 511         /* toggle view button */
 512         toggle_eventbox = gtk_event_box_new();
 513         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 514         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 515         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 516         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 517                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 518                            summaryview);
 519
 520
 521         statlabel_msgs = gtk_label_new("");
 522         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 523
 524         hbox_spc = gtk_hbox_new(FALSE, 0);
 525         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 526
 527         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 528         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 529                                        GTK_POLICY_AUTOMATIC,
 530                                        GTK_POLICY_ALWAYS);
 531         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 532         gtk_widget_set_usize(vbox,
 533                              prefs_common.summaryview_width,
 534                              prefs_common.summaryview_height);
 535
 536         ctree = summary_ctree_create(summaryview);
 537
 538         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 539                                             GTK_CLIST(ctree)->hadjustment);
 540         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 541                                             GTK_CLIST(ctree)->vadjustment);
 542         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 543
 544         /* status label */
 545         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 546
 547         /* quick search */
 548         hbox_search = gtk_hbox_new(FALSE, 0);
 549         gtk_box_pack_start(GTK_BOX(vbox), hbox_search, FALSE, FALSE, 0);
 550
 551         search_type_opt = gtk_option_menu_new();
 552         gtk_widget_show(search_type_opt);
 553         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 554
 555         search_type = gtk_menu_new();
 556         MENUITEM_ADD (search_type, menuitem, _("Subject"), S_SEARCH_SUBJECT);
 557         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 558                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 559                            summaryview);
 560         MENUITEM_ADD (search_type, menuitem, _("From"), S_SEARCH_FROM);
 561         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 562                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 563                            summaryview);
 564         MENUITEM_ADD (search_type, menuitem, _("To"), S_SEARCH_TO);
 565         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 566                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 567                            summaryview);
 568         MENUITEM_ADD (search_type, menuitem, _("Extended"), S_SEARCH_EXTENDED);
 569         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 570                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 571                            summaryview);
 572
 573         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 574         gtk_widget_show(search_type);
 575
 576         search_string = gtk_entry_new();
 577
 578         gtk_box_pack_start(GTK_BOX(hbox_search), search_string, FALSE, FALSE, 2);
 579
 580         gtk_widget_show(search_string);
 581         gtk_widget_show(hbox_search);
 582
 583         gtk_signal_connect(GTK_OBJECT(search_string), "key_press_event",
 584                            GTK_SIGNAL_FUNC(summary_searchbar_pressed),
 585                            summaryview);
 586
 587         gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
 588                         GTK_SIGNAL_FUNC(tog_searchbar_cb), hbox_search);
 589
 590         /* create popup menu */
 591         n_entries = sizeof(summary_popup_entries) /
 592                 sizeof(summary_popup_entries[0]);
 593         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 594                                       "<SummaryView>", &popupfactory,
 595                                       summaryview);
 596
 597         summaryview->vbox = vbox;
 598         summaryview->scrolledwin = scrolledwin;
 599         summaryview->ctree = ctree;
 600         summaryview->hbox = hbox;
 601         summaryview->hbox_l = hbox_l;
 602         summaryview->hbox_search = hbox_search;
 603         summaryview->statlabel_folder = statlabel_folder;
 604         summaryview->statlabel_select = statlabel_select;
 605         summaryview->statlabel_msgs = statlabel_msgs;
 606         summaryview->toggle_eventbox = toggle_eventbox;
 607         summaryview->toggle_arrow = toggle_arrow;
 608         summaryview->toggle_search = toggle_search;
 609         summaryview->popupmenu = popupmenu;
 610         summaryview->popupfactory = popupfactory;
 611         summaryview->lock_count = 0;
 612         summaryview->search_type_opt = search_type_opt;
 613         summaryview->search_type = search_type;
 614         summaryview->search_string = search_string;
 615         summaryview->msginfo_update_callback_id =
 616                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 617
 618         /* CLAWS: need this to get the SummaryView * from
 619          * the CList */
 620         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 621
 622         gtk_widget_show_all(vbox);
 623
 624         return summaryview;
 625 }
 626
 627 void summary_init(SummaryView *summaryview)
 628 {
 629         GtkStyle *style;
 630         GtkWidget *pixmap;
 631
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 633                          &markxpm, &markxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 635                          &deletedxpm, &deletedxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 637                          &newxpm, &newxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 639                          &unreadxpm, &unreadxpmmask);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 641                          &repliedxpm, &repliedxpmmask);
 642         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 643                          &forwardedxpm, &forwardedxpmmask);
 644         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 645                          &clipxpm, &clipxpmmask);
 646         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 647                          &lockedxpm, &lockedxpmmask);
 648         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 649                          &ignorethreadxpm, &ignorethreadxpmmask);
 650         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 651                          &clipkeyxpm, &clipkeyxpmmask);
 652         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 653                          &keyxpm, &keyxpmmask);
 654
 655         if (!small_style) {
 656                 small_style = gtk_style_copy
 657                         (gtk_widget_get_style(summaryview->ctree));
 658                 if (!smallfont)
 659                         smallfont = gtkut_font_load(SMALL_FONT);
 660                 small_style->font = smallfont;
 661                 small_marked_style = gtk_style_copy(small_style);
 662                 small_marked_style->fg[GTK_STATE_NORMAL] =
 663                         summaryview->color_marked;
 664                 small_deleted_style = gtk_style_copy(small_style);
 665                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 666                         summaryview->color_dim;
 667         }
 668         if (!bold_style) {
 669                 bold_style = gtk_style_copy
 670                         (gtk_widget_get_style(summaryview->ctree));
 671                 if (!boldfont)
 672                         boldfont = gtkut_font_load(BOLD_FONT);
 673                 bold_style->font = boldfont;
 674                 bold_marked_style = gtk_style_copy(bold_style);
 675                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 676                         summaryview->color_marked;
 677                 bold_deleted_style = gtk_style_copy(bold_style);
 678                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 679                         summaryview->color_dim;
 680         }
 681
 682         style = gtk_style_copy(gtk_widget_get_style
 683                                 (summaryview->statlabel_folder));
 684
 685         gtk_widget_set_style(summaryview->statlabel_folder, style);
 686         gtk_widget_set_style(summaryview->statlabel_select, style);
 687         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 688
 689         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 690         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 691         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 692         gtk_widget_show(pixmap);
 693         summaryview->folder_pixmap = pixmap;
 694
 695         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 696         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 697         gtk_widget_show(pixmap);
 698         summaryview->quick_search_pixmap = pixmap;
 699
 700         /* Init summaryview prefs */
 701         summaryview->sort_key = SORT_BY_NONE;
 702         summaryview->sort_type = SORT_ASCENDING;
 703
 704         /* Init summaryview extra data */
 705         summaryview->simplify_subject_preg = NULL;
 706
 707         summary_clear_list(summaryview);
 708         summary_set_column_titles(summaryview);
 709         summary_colorlabel_menu_create(summaryview);
 710         summary_set_menu_sensitive(summaryview);
 711
 712 }
 713
 714 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 715                                                  GtkCTreeNode *current_node)
 716 {
 717         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 718         GtkCTreeNode *node;
 719         MsgInfo *msginfo;
 720         gint best_score = MIN_SCORE;
 721         GtkCTreeNode *best_node = NULL;
 722
 723         if (current_node)
 724                 /*node = current_node;*/
 725                 node = GTK_CTREE_NODE_NEXT(current_node);
 726         else
 727                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 728
 729         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 730                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 731                 if (msginfo->score >= summaryview->important_score)
 732                         break;
 733                 if (msginfo->score > best_score) {
 734                         best_score = msginfo->score;
 735                         best_node = node;
 736                 }
 737         }
 738
 739         if (node != NULL)
 740                 return node;
 741         else
 742                 return best_node;
 743 }
 744
 745 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 746                                                  GtkCTreeNode *current_node)
 747 {
 748         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 749         GtkCTreeNode *node;
 750         MsgInfo *msginfo;
 751         gint best_score = MIN_SCORE;
 752         GtkCTreeNode *best_node = NULL;
 753
 754         if (current_node)
 755                 /*node = current_node;*/
 756                 node = GTK_CTREE_NODE_PREV(current_node);
 757         else
 758                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 759
 760         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 761                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 762                 if (msginfo->score >= summaryview->important_score)
 763                         break;
 764                 if (msginfo->score > best_score) {
 765                         best_score = msginfo->score;
 766                         best_node = node;
 767                 }
 768         }
 769
 770         if (node != NULL)
 771                 return node;
 772         else
 773                 return best_node;
 774 }
 775
 776 #define CURRENTLY_DISPLAYED(m) \
 777 ( (m->msgnum == displayed_msgnum) \
 778   && (!g_strcasecmp(m->folder->name,item->name)) )
 779
 780 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 781 {
 782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 783         GtkCTreeNode *node;
 784         GSList *mlist = NULL;
 785         gchar *buf;
 786         gboolean is_refresh;
 787         guint selected_msgnum = 0;
 788         guint displayed_msgnum = 0;
 789         GSList *cur;
 790
 791         if (summary_is_locked(summaryview)) return FALSE;
 792
 793         inc_lock();
 794         summary_lock(summaryview);
 795
 796         if (item != summaryview->folder_item) {
 797                 /* changing folder, reset search */
 798                 gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), "");
 799         }
 800
 801         /* STATUSBAR_POP(summaryview->mainwin); */
 802
 803         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 804         if (is_refresh) {
 805                 selected_msgnum = summary_get_msgnum(summaryview,
 806                                                      summaryview->selected);
 807                 displayed_msgnum = summary_get_msgnum(summaryview,
 808                                                       summaryview->displayed);
 809         }
 810
 811         /* process the marks if any */
 812         if (summaryview->mainwin->lock_count == 0 &&
 813             (summaryview->moved > 0 || summaryview->copied > 0)) {
 814                 AlertValue val;
 815
 816                 val = alertpanel(_("Process mark"),
 817                                  _("Some marks are left. Process it?"),
 818                                  _("Yes"), _("No"), _("Cancel"));
 819                 if (G_ALERTDEFAULT == val) {
 820                         summary_unlock(summaryview);
 821                         summary_execute(summaryview);
 822                         summary_lock(summaryview);
 823                 } else if (G_ALERTALTERNATE == val) {
 824                         /* DO NOTHING */
 825                 } else {
 826                         summary_unlock(summaryview);
 827                         inc_unlock();
 828                         return FALSE;
 829                 }
 830                 folder_update_op_count();
 831         }
 832
 833         gtk_clist_freeze(GTK_CLIST(ctree));
 834
 835         summary_clear_list(summaryview);
 836         summary_set_column_titles(summaryview);
 837         if (!is_refresh)
 838                 messageview_clear(summaryview->messageview);
 839
 840         buf = NULL;
 841         if (!item || !item->path || !item->parent || item->no_select ||
 842             (item->folder->type == F_MH &&
 843              ((buf = folder_item_get_path(item)) == NULL ||
 844               change_dir(buf) < 0))) {
 845                 g_free(buf);
 846                 debug_print("empty folder\n\n");
 847                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 848                 if (is_refresh)
 849                         messageview_clear(summaryview->messageview);
 850                 summary_clear_all(summaryview);
 851                 summaryview->folder_item = item;
 852                 gtk_clist_thaw(GTK_CLIST(ctree));
 853                 summary_unlock(summaryview);
 854                 inc_unlock();
 855                 return TRUE;
 856         }
 857         g_free(buf);
 858
 859         summaryview->folder_item = item;
 860         item->opened = TRUE;
 861
 862         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 863
 864         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 865         debug_print("%s\n", buf);
 866         STATUSBAR_PUSH(summaryview->mainwin, buf);
 867         g_free(buf);
 868
 869         main_window_cursor_wait(summaryview->mainwin);
 870
 871 /*
 872         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 873
 874         !!! NEW !!!
 875         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 876         BY OTHER PROGRAMS TO THE FOLDER
 877 */
 878         mlist = folder_item_get_msg_list(item);
 879 #if 0
 880         summary_processing(summaryview, mlist);
 881 #endif
 882         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 883                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 884
 885                 msginfo->score = score_message(global_scoring, msginfo);
 886                 if (msginfo->score != MAX_SCORE &&
 887                     msginfo->score != MIN_SCORE) {
 888                         msginfo->score += score_message(item->prefs->scoring,
 889                                                         msginfo);
 890                 }
 891         }
 892
 893         if (summaryview->folder_item->hide_read_msgs) {
 894                 GSList *not_killed;
 895
 896                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 897                 not_killed = NULL;
 898                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 899                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 900
 901                         if ((MSG_IS_UNREAD(msginfo->flags)
 902                              || MSG_IS_MARKED(msginfo->flags)
 903                              || MSG_IS_LOCKED(msginfo->flags)
 904                              || CURRENTLY_DISPLAYED(msginfo))
 905                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 906                             not_killed = g_slist_append(not_killed, msginfo);
 907                         else
 908                                 procmsg_msginfo_free(msginfo);
 909                 }
 910                 g_slist_free(mlist);
 911                 mlist = not_killed;
 912         } else {
 913                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 914         }
 915
 916         if (strlen(gtk_entry_get_text(GTK_ENTRY(summaryview->search_string))) > 0) {
 917                 GSList *not_killed;
 918                 gint search_type = GPOINTER_TO_INT(gtk_object_get_user_data(
 919                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 920                                    GTK_MENU(summaryview->search_type))))));
 921                 gchar *search_string = gtk_entry_get_text(GTK_ENTRY(summaryview->search_string));
 922                 gchar *searched_header = NULL;
 923                 MatcherList * tmp_list = NULL;
 924
 925                 if (search_type == S_SEARCH_EXTENDED) {
 926                         char *newstr;
 927
 928                         newstr = expand_search_string(search_string);
 929                         if (newstr) {
 930                                 tmp_list = matcher_parser_get_cond(newstr);
 931                                 g_free(newstr);
 932                         }
 933                         else
 934                                 tmp_list = NULL;
 935                 }
 936
 937                 not_killed = NULL;
 938                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 939                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 940
 941                         switch (search_type) {
 942                         case S_SEARCH_SUBJECT:
 943                                 searched_header = msginfo->subject;
 944                                 break;
 945                         case S_SEARCH_FROM:
 946                                 searched_header = msginfo->from;
 947                                 break;
 948                         case S_SEARCH_TO:
 949                                 searched_header = msginfo->to;
 950                                 break;
 951                         case S_SEARCH_EXTENDED:
 952                                 break;
 953                         default:
 954                                 debug_print("unknown search type (%d)\n", search_type);
 955                                 break;
 956                         }
 957                         if (search_type != S_SEARCH_EXTENDED) {
 958                                 if (searched_header && strcasestr(searched_header, search_string) != NULL)
 959                                         not_killed = g_slist_append(not_killed, msginfo);
 960                                 else
 961                                         procmsg_msginfo_free(msginfo);
 962                         } else {
 963                                 if (tmp_list != NULL && matcherlist_match(tmp_list, msginfo))
 964                                         not_killed = g_slist_append(not_killed, msginfo);
 965                                 else
 966                                         procmsg_msginfo_free(msginfo);
 967                         }
 968                 }
 969
 970                 if (search_type == S_SEARCH_EXTENDED && tmp_list != NULL) {
 971                         matcherlist_free(tmp_list);
 972                         tmp_list = NULL;
 973                 }
 974
 975                 g_slist_free(mlist);
 976                 mlist = not_killed;
 977         }
 978
 979         if ((global_scoring || item->prefs->scoring)) {
 980                 GSList *not_killed;
 981                 gint kill_score;
 982
 983                 not_killed = NULL;
 984                 kill_score = prefs_common.kill_score;
 985                 if (item->prefs->kill_score > kill_score)
 986                         kill_score = item->prefs->kill_score;
 987                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 988                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 989
 990                         if (msginfo->score > kill_score)
 991                                 not_killed = g_slist_append(not_killed, msginfo);
 992                         else
 993                                 procmsg_msginfo_free(msginfo);
 994                 }
 995                 g_slist_free(mlist);
 996                 mlist = not_killed;
 997         }
 998
 999         STATUSBAR_POP(summaryview->mainwin);
1000
1001         /* set ctree and hash table from the msginfo list
1002            creating thread, and count the number of messages */
1003         summary_set_ctree_from_list(summaryview, mlist);
1004
1005         g_slist_free(mlist);
1006
1007         if (summaryview->sort_key != SORT_BY_NONE)
1008                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
1009
1010         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
1011
1012         gtk_clist_thaw(GTK_CLIST(ctree));
1013
1014         if (is_refresh) {
1015                 summaryview->displayed =
1016                         summary_find_msg_by_msgnum(summaryview,
1017                                                    displayed_msgnum);
1018                 if (!summaryview->displayed)
1019                         messageview_clear(summaryview->messageview);
1020                 summary_select_by_msgnum(summaryview, selected_msgnum);
1021                 if (!summaryview->selected) {
1022                         /* no selected message - select first unread
1023                            message, but do not display it */
1024                         node = summary_find_next_flagged_msg(summaryview, NULL,
1025                                                              MSG_UNREAD, FALSE);
1026                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1027                                 node = gtk_ctree_node_nth
1028                                         (ctree,
1029                                          item->sort_type == SORT_DESCENDING
1030                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1031                         summary_select_node(summaryview, node, FALSE, TRUE);
1032                 }
1033         } else {
1034                 /* select first unread message */
1035                 if (summaryview->sort_key == SORT_BY_SCORE)
1036                         node = summary_find_next_important_score(summaryview,
1037                                                                  NULL);
1038                 else
1039                 node = summary_find_next_flagged_msg(summaryview, NULL,
1040                                                      MSG_UNREAD, FALSE);
1041                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1042                         node = gtk_ctree_node_nth
1043                                 (ctree,
1044                                  item->sort_type == SORT_DESCENDING
1045                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1046                 }
1047                 if (prefs_common.open_unread_on_enter) {
1048                         summary_unlock(summaryview);
1049                         summary_select_node(summaryview, node, TRUE, TRUE);
1050                         summary_lock(summaryview);
1051                 } else
1052                         summary_select_node(summaryview, node, FALSE, TRUE);
1053         }
1054
1055         summary_status_show(summaryview);
1056         summary_set_menu_sensitive(summaryview);
1057         toolbar_set_sensitive(summaryview->mainwin);
1058
1059         debug_print("\n");
1060         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1061         STATUSBAR_POP(summaryview->mainwin);
1062         main_window_cursor_normal(summaryview->mainwin);
1063         summary_unlock(summaryview);
1064         inc_unlock();
1065
1066         return TRUE;
1067 }
1068
1069 #undef CURRENTLY_DISPLAYED
1070
1071 void summary_clear_list(SummaryView *summaryview)
1072 {
1073         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1074         gint optimal_width;
1075
1076         gtk_clist_freeze(clist);
1077
1078         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1079                                 NULL, summary_free_msginfo_func, NULL);
1080
1081         if (summaryview->folder_item) {
1082                 summaryview->folder_item->opened = FALSE;
1083                 summaryview->folder_item = NULL;
1084         }
1085
1086         summaryview->display_msg = FALSE;
1087
1088         summaryview->selected  = NULL;
1089         summaryview->displayed = NULL;
1090         summaryview->newmsgs   = summaryview->unread     = 0;
1091         summaryview->messages  = summaryview->total_size = 0;
1092         summaryview->deleted   = summaryview->moved      = 0;
1093         summaryview->copied    = 0;
1094         if (summaryview->msgid_table) {
1095                 g_hash_table_destroy(summaryview->msgid_table);
1096                 summaryview->msgid_table = NULL;
1097         }
1098         if (summaryview->subject_table) {
1099                 g_hash_table_destroy(summaryview->subject_table);
1100                 summaryview->subject_table = NULL;
1101         }
1102         summaryview->mlist = NULL;
1103
1104         gtk_clist_clear(clist);
1105         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1106                 optimal_width = gtk_clist_optimal_column_width
1107                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1108                 gtk_clist_set_column_width
1109                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1110                          optimal_width);
1111         }
1112
1113         gtk_clist_thaw(clist);
1114 }
1115
1116 void summary_clear_all(SummaryView *summaryview)
1117 {
1118         summary_clear_list(summaryview);
1119         summary_set_menu_sensitive(summaryview);
1120         toolbar_set_sensitive(summaryview->mainwin);
1121         summary_status_show(summaryview);
1122 }
1123
1124 void summary_lock(SummaryView *summaryview)
1125 {
1126         summaryview->lock_count++;
1127 }
1128
1129 void summary_unlock(SummaryView *summaryview)
1130 {
1131         if (summaryview->lock_count)
1132                 summaryview->lock_count--;
1133 }
1134
1135 gboolean summary_is_locked(SummaryView *summaryview)
1136 {
1137         return summaryview->lock_count > 0;
1138 }
1139
1140 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1141 {
1142         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1143         SummarySelection selection;
1144
1145         if (!clist->row_list)
1146                 selection = SUMMARY_NONE;
1147         else if (!clist->selection)
1148                 selection = SUMMARY_SELECTED_NONE;
1149         else if (!clist->selection->next)
1150                 selection = SUMMARY_SELECTED_SINGLE;
1151         else
1152                 selection = SUMMARY_SELECTED_MULTIPLE;
1153
1154         return selection;
1155 }
1156
1157 static void summary_set_menu_sensitive(SummaryView *summaryview)
1158 {
1159         GtkItemFactory *ifactory = summaryview->popupfactory;
1160         SummarySelection selection;
1161         GtkWidget *menuitem;
1162         gboolean sens;
1163
1164         selection = summary_get_selection_type(summaryview);
1165         main_window_set_menu_sensitive(summaryview->mainwin);
1166
1167         if (selection == SUMMARY_NONE) {
1168                 GtkWidget *submenu;
1169
1170                 submenu = gtk_item_factory_get_widget
1171                         (summaryview->popupfactory, "/Mark");
1172                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1173                 menu_set_insensitive_all
1174                         (GTK_MENU_SHELL(summaryview->popupmenu));
1175                 return;
1176         }
1177
1178         if (summaryview->folder_item->folder->type != F_NEWS)
1179                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1180         else
1181                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1182
1183 #if 0
1184         menu_set_sensitive(ifactory, "/Delete", TRUE);
1185 #endif
1186         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1187         menu_set_sensitive(ifactory, "/Execute", TRUE);
1188
1189         menu_set_sensitive(ifactory, "/Mark", TRUE);
1190         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1191         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1192
1193         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1194         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1195         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1196         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1197         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1198
1199         menu_set_sensitive(ifactory, "/Color label", TRUE);
1200
1201         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1202         menu_set_sensitive(ifactory, "/Reply",                    sens);
1203         menu_set_sensitive(ifactory, "/Reply to",                 sens);
1204         menu_set_sensitive(ifactory, "/Reply to/all",             sens);
1205         menu_set_sensitive(ifactory, "/Reply to/sender",          sens);
1206         menu_set_sensitive(ifactory, "/Reply to/mailing list",    sens);
1207         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1208         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1209
1210         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1211         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1212
1213         menu_set_sensitive(ifactory, "/View", sens);
1214         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1215         menu_set_sensitive(ifactory, "/View/Source", sens);
1216         menu_set_sensitive(ifactory, "/View/All header", sens);
1217         if (summaryview->folder_item->stype == F_OUTBOX ||
1218             summaryview->folder_item->stype == F_DRAFT  ||
1219             summaryview->folder_item->stype == F_QUEUE)
1220                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1221         else
1222                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1223
1224         menu_set_sensitive(ifactory, "/Save as...", TRUE);
1225         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1226
1227         menu_set_sensitive(ifactory, "/Select all", TRUE);
1228         menu_set_sensitive(ifactory, "/Select thread", sens);
1229         if (summaryview->folder_item->folder->account)
1230                 sens = summaryview->folder_item->folder->account->protocol
1231                         == A_NNTP;
1232         else
1233                 sens = FALSE;
1234         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1235         menu_set_sensitive(ifactory, "/Cancel a news message", sens);
1236         menu_set_sensitive(ifactory, "/Delete", !sens);
1237
1238         summary_lock(summaryview);
1239         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1240         gtk_check_menu_item_set_active
1241                 (GTK_CHECK_MENU_ITEM(menuitem),
1242                  summaryview->messageview->textview->show_all_headers);
1243         summary_unlock(summaryview);
1244 }
1245
1246 void summary_select_prev_unread(SummaryView *summaryview)
1247 {
1248         GtkCTreeNode *node;
1249
1250         node = summary_find_prev_flagged_msg
1251                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1252
1253         if (!node) {
1254                 AlertValue val = 0;
1255
1256                 switch (prefs_common.next_unread_msg_dialog) {
1257                         case NEXTUNREADMSGDIALOG_ALWAYS:
1258                                 val = alertpanel(_("No more unread messages"),
1259                                                  _("No unread message found. "
1260                                                    "Search from the end?"),
1261                                                  _("Yes"), _("No"), NULL);
1262                                 break;
1263                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1264                                 val = G_ALERTDEFAULT;
1265                                 break;
1266                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1267                                 val = !G_ALERTDEFAULT;
1268                                 break;
1269                         default:
1270                                 debug_print(
1271                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1272                 }
1273                 if (val != G_ALERTDEFAULT) return;
1274                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1275                                                      MSG_UNREAD, FALSE);
1276         }
1277
1278         if (!node)
1279                 alertpanel_notice(_("No unread messages."));
1280         else
1281                 summary_select_node(summaryview, node, TRUE, FALSE);
1282 }
1283
1284 void summary_select_next_unread(SummaryView *summaryview)
1285 {
1286         GtkCTreeNode *node = summaryview->selected;
1287         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1288
1289         node = summary_find_next_flagged_msg
1290                 (summaryview, node, MSG_UNREAD, FALSE);
1291
1292         if (node)
1293                 summary_select_node(summaryview, node, TRUE, FALSE);
1294         else {
1295                 node = summary_find_next_flagged_msg
1296                         (summaryview, NULL, MSG_UNREAD, FALSE);
1297                 if (node == NULL) {
1298                         AlertValue val = 0;
1299
1300                         switch (prefs_common.next_unread_msg_dialog) {
1301                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1302                                         val = alertpanel(_("No more unread messages"),
1303                                                          _("No unread message found. "
1304                                                            "Go to next folder?"),
1305                                                          _("Yes"), _("No"), NULL);
1306                                         break;
1307                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1308                                         val = G_ALERTDEFAULT;
1309                                         break;
1310                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1311                                         val = G_ALERTOTHER;
1312                                         break;
1313                                 default:
1314                                         debug_print(
1315                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1316                         }
1317
1318                         if (val == G_ALERTDEFAULT) {
1319                                 if (gtk_signal_n_emissions_by_name
1320                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1321                                                 gtk_signal_emit_stop_by_name
1322                                                         (GTK_OBJECT(ctree),
1323                                                          "key_press_event");
1324                                 folderview_select_next_unread(summaryview->folderview);
1325                                 return;
1326                         }
1327                         else
1328                                 return;
1329                 } else
1330                         summary_select_node(summaryview, node, TRUE, FALSE);
1331
1332         }
1333 }
1334
1335 void summary_select_prev_new(SummaryView *summaryview)
1336 {
1337         GtkCTreeNode *node;
1338
1339         node = summary_find_prev_flagged_msg
1340                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1341
1342         if (!node) {
1343                 AlertValue val;
1344
1345                 val = alertpanel(_("No more new messages"),
1346                                  _("No new message found. "
1347                                    "Search from the end?"),
1348                                  _("Yes"), _("No"), NULL);
1349                 if (val != G_ALERTDEFAULT) return;
1350                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1351                                                      MSG_NEW, FALSE);
1352         }
1353
1354         if (!node)
1355                 alertpanel_notice(_("No new messages."));
1356         else
1357                 summary_select_node(summaryview, node, TRUE, FALSE);
1358 }
1359
1360 void summary_select_next_new(SummaryView *summaryview)
1361 {
1362         GtkCTreeNode *node = summaryview->selected;
1363         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1364
1365         while ((node = summary_find_next_flagged_msg
1366                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1367                 AlertValue val;
1368
1369                 val = alertpanel(_("No more new messages"),
1370                                  _("No new message found. "
1371                                    "Go to next folder?"),
1372                                  _("Yes"), _("Search again"), _("No"));
1373                 if (val == G_ALERTDEFAULT) {
1374                         if (gtk_signal_n_emissions_by_name
1375                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1376                                         gtk_signal_emit_stop_by_name
1377                                                 (GTK_OBJECT(ctree),
1378                                                  "key_press_event");
1379                         folderview_select_next_unread(summaryview->folderview);
1380                         return;
1381                 } else if (val == G_ALERTALTERNATE)
1382                         node = NULL;
1383                 else
1384                         return;
1385         }
1386
1387         if (node)
1388                 summary_select_node(summaryview, node, TRUE, FALSE);
1389 }
1390
1391 void summary_select_prev_marked(SummaryView *summaryview)
1392 {
1393         GtkCTreeNode *node;
1394
1395         node = summary_find_prev_flagged_msg
1396                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1397
1398         if (!node) {
1399                 AlertValue val;
1400
1401                 val = alertpanel(_("No more marked messages"),
1402                                  _("No marked message found. "
1403                                    "Search from the end?"),
1404                                  _("Yes"), _("No"), NULL);
1405                 if (val != G_ALERTDEFAULT) return;
1406                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1407                                                      MSG_MARKED, TRUE);
1408         }
1409
1410         if (!node)
1411                 alertpanel_notice(_("No marked messages."));
1412         else
1413                 summary_select_node(summaryview, node, TRUE, FALSE);
1414 }
1415
1416 void summary_select_next_marked(SummaryView *summaryview)
1417 {
1418         GtkCTreeNode *node;
1419
1420         node = summary_find_next_flagged_msg
1421                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1422
1423         if (!node) {
1424                 AlertValue val;
1425
1426                 val = alertpanel(_("No more marked messages"),
1427                                  _("No marked message found. "
1428                                    "Search from the beginning?"),
1429                                  _("Yes"), _("No"), NULL);
1430                 if (val != G_ALERTDEFAULT) return;
1431                 node = summary_find_next_flagged_msg(summaryview, NULL,
1432                                                      MSG_MARKED, TRUE);
1433         }
1434
1435         if (!node)
1436                 alertpanel_notice(_("No marked messages."));
1437         else
1438                 summary_select_node(summaryview, node, TRUE, FALSE);
1439 }
1440
1441 void summary_select_prev_labeled(SummaryView *summaryview)
1442 {
1443         GtkCTreeNode *node;
1444
1445         node = summary_find_prev_flagged_msg
1446                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1447
1448         if (!node) {
1449                 AlertValue val;
1450
1451                 val = alertpanel(_("No more labeled messages"),
1452                                  _("No labeled message found. "
1453                                    "Search from the end?"),
1454                                  _("Yes"), _("No"), NULL);
1455                 if (val != G_ALERTDEFAULT) return;
1456                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1457                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1458         }
1459
1460         if (!node)
1461                 alertpanel_notice(_("No labeled messages."));
1462         else
1463                 summary_select_node(summaryview, node, TRUE, FALSE);
1464 }
1465
1466 void summary_select_next_labeled(SummaryView *summaryview)
1467 {
1468         GtkCTreeNode *node;
1469
1470         node = summary_find_next_flagged_msg
1471                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1472
1473         if (!node) {
1474                 AlertValue val;
1475
1476                 val = alertpanel(_("No more labeled messages"),
1477                                  _("No labeled message found. "
1478                                    "Search from the beginning?"),
1479                                  _("Yes"), _("No"), NULL);
1480                 if (val != G_ALERTDEFAULT) return;
1481                 node = summary_find_next_flagged_msg(summaryview, NULL,
1482                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1483         }
1484
1485         if (!node)
1486                 alertpanel_notice(_("No labeled messages."));
1487         else
1488                 summary_select_node(summaryview, node, TRUE, FALSE);
1489 }
1490
1491 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1492 {
1493         GtkCTreeNode *node;
1494
1495         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1496         summary_select_node(summaryview, node, FALSE, TRUE);
1497 }
1498
1499 /**
1500  * summary_select_node:
1501  * @summaryview: Summary view.
1502  * @node: Summary tree node.
1503  * @display_msg: TRUE to display the selected message.
1504  * @do_refresh: TRUE to refresh the widget.
1505  *
1506  * Select @node (bringing it into view by scrolling and expanding its
1507  * thread, if necessary) and unselect all others.  If @display_msg is
1508  * TRUE, display the corresponding message in the message view.
1509  * If @do_refresh is TRUE, the widget is refreshed.
1510  **/
1511 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1512                          gboolean display_msg, gboolean do_refresh)
1513 {
1514         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1515
1516         if (node) {
1517                 gtkut_ctree_expand_parent_all(ctree, node);
1518                 if (do_refresh) {
1519                         GTK_EVENTS_FLUSH();
1520                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1521                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1522                 }
1523                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1524                 if (display_msg && summaryview->displayed == node)
1525                         summaryview->displayed = NULL;
1526                 summaryview->display_msg = display_msg;
1527                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1528         }
1529 }
1530
1531 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1532 {
1533         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1534         MsgInfo *msginfo;
1535
1536         if (!node)
1537                 return 0;
1538         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1539         return msginfo->msgnum;
1540 }
1541
1542 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1543                                            GtkCTreeNode *current_node)
1544 {
1545         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1546         GtkCTreeNode *node;
1547         MsgInfo *msginfo;
1548
1549         if (current_node)
1550                 node = current_node;
1551         else
1552                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1553
1554         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1555                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1556                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1557         }
1558
1559         return node;
1560 }
1561
1562 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1563                                            GtkCTreeNode *current_node)
1564 {
1565         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1566         GtkCTreeNode *node;
1567         MsgInfo *msginfo;
1568
1569         if (current_node)
1570                 node = current_node;
1571         else
1572                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1573
1574         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1575                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1576                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1577         }
1578
1579         return node;
1580 }
1581
1582 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1583                                                    GtkCTreeNode *current_node,
1584                                                    MsgPermFlags flags,
1585                                                    gboolean start_from_prev)
1586 {
1587         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1588         GtkCTreeNode *node;
1589         MsgInfo *msginfo;
1590
1591         if (current_node) {
1592                 if (start_from_prev)
1593                         node = GTK_CTREE_NODE_PREV(current_node);
1594                 else
1595                         node = current_node;
1596         } else
1597                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1598
1599         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1600                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1601                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1602         }
1603
1604         return node;
1605 }
1606
1607 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1608                                                    GtkCTreeNode *current_node,
1609                                                    MsgPermFlags flags,
1610                                                    gboolean start_from_next)
1611 {
1612         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1613         GtkCTreeNode *node;
1614         MsgInfo *msginfo;
1615
1616         if (current_node) {
1617                 if (start_from_next)
1618                         node = gtkut_ctree_node_next(ctree, current_node);
1619                 else
1620                         node = current_node;
1621         } else
1622                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1623
1624         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1625                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1626                 /* Find msg with matching flags but ignore messages with
1627                    ignore flags, if searching for new or unread messages */
1628                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1629                         ((msginfo->flags.perm_flags & flags) != 0))
1630                         break;
1631         }
1632
1633         return node;
1634 }
1635
1636 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1637                                                 guint msgnum)
1638 {
1639         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1640         GtkCTreeNode *node;
1641         MsgInfo *msginfo;
1642
1643         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1644
1645         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1646                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1647                 if (msginfo->msgnum == msgnum) break;
1648         }
1649
1650         return node;
1651 }
1652
1653 static guint attract_hash_func(gconstpointer key)
1654 {
1655         gchar *str;
1656         gchar *p;
1657         guint h;
1658
1659         Xstrdup_a(str, (const gchar *)key, return 0);
1660         trim_subject(str);
1661
1662         p = str;
1663         h = *p;
1664
1665         if (h) {
1666                 for (p += 1; *p != '\0'; p++)
1667                         h = (h << 5) - h + *p;
1668         }
1669
1670         return h;
1671 }
1672
1673 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1674 {
1675         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1676 }
1677
1678 void summary_attract_by_subject(SummaryView *summaryview)
1679 {
1680         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1681         GtkCList *clist = GTK_CLIST(ctree);
1682         GtkCTreeNode *src_node;
1683         GtkCTreeNode *dst_node, *sibling;
1684         GtkCTreeNode *tmp;
1685         MsgInfo *src_msginfo, *dst_msginfo;
1686         GHashTable *subject_table;
1687
1688         debug_print("Attracting messages by subject...");
1689         STATUSBAR_PUSH(summaryview->mainwin,
1690                        _("Attracting messages by subject..."));
1691
1692         main_window_cursor_wait(summaryview->mainwin);
1693         gtk_clist_freeze(clist);
1694
1695         subject_table = g_hash_table_new(attract_hash_func,
1696                                          attract_compare_func);
1697
1698         for (src_node = GTK_CTREE_NODE(clist->row_list);
1699              src_node != NULL;
1700              src_node = tmp) {
1701                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1702                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1703                 if (!src_msginfo) continue;
1704                 if (!src_msginfo->subject) continue;
1705
1706                 /* find attracting node */
1707                 dst_node = g_hash_table_lookup(subject_table,
1708                                                src_msginfo->subject);
1709
1710                 if (dst_node) {
1711                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1712
1713                         /* if the time difference is more than 20 days,
1714                            don't attract */
1715                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1716                             > 60 * 60 * 24 * 20)
1717                                 continue;
1718
1719                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1720                         if (src_node != sibling)
1721                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1722                 }
1723
1724                 g_hash_table_insert(subject_table,
1725                                     src_msginfo->subject, src_node);
1726         }
1727
1728         g_hash_table_destroy(subject_table);
1729
1730         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1731
1732         gtk_clist_thaw(clist);
1733
1734         debug_print("done.\n");
1735         STATUSBAR_POP(summaryview->mainwin);
1736
1737         main_window_cursor_normal(summaryview->mainwin);
1738 }
1739
1740 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1741                                       gpointer data)
1742 {
1743         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1744
1745         if (msginfo)
1746                 procmsg_msginfo_free(msginfo);
1747 }
1748
1749 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1750                                    gpointer data)
1751 {
1752         SummaryView *summaryview = data;
1753         MsgInfo *msginfo;
1754
1755         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1756
1757         if (MSG_IS_NEWS(msginfo->flags))
1758                 news_flag_crosspost(msginfo);
1759
1760         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1761                 summaryview->newmsgs++;
1762         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1763                 summaryview->unread++;
1764         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1765         && procmsg_msg_has_marked_parent(msginfo))
1766                 summaryview->unreadmarked++;
1767
1768         if (MSG_IS_DELETED(msginfo->flags))
1769                 summaryview->deleted++;
1770
1771         summaryview->messages++;
1772         summaryview->total_size += msginfo->size;
1773
1774         summary_set_row_marks(summaryview, node);
1775 }
1776
1777 static void summary_update_status(SummaryView *summaryview)
1778 {
1779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1780         GtkCTreeNode *node;
1781         MsgInfo *msginfo;
1782
1783         summaryview->newmsgs = summaryview->unread =
1784         summaryview->messages = summaryview->total_size =
1785         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1786
1787         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1788              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1789                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1790
1791                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1792                         summaryview->newmsgs++;
1793                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1794                         summaryview->unread++;
1795                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1796                 && procmsg_msg_has_marked_parent(msginfo))
1797                         summaryview->unreadmarked++;
1798                 if (MSG_IS_DELETED(msginfo->flags))
1799                         summaryview->deleted++;
1800                 if (MSG_IS_MOVE(msginfo->flags))
1801                         summaryview->moved++;
1802                 if (MSG_IS_COPY(msginfo->flags))
1803                         summaryview->copied++;
1804                 summaryview->messages++;
1805                 summaryview->total_size += msginfo->size;
1806         }
1807 }
1808
1809 static void summary_status_show(SummaryView *summaryview)
1810 {
1811         gchar *str;
1812         gchar *del, *mv, *cp;
1813         gchar *sel;
1814         gchar *spc;
1815         gchar *itstr;
1816         GList *rowlist, *cur;
1817         guint n_selected = 0;
1818         off_t sel_size = 0;
1819         MsgInfo *msginfo;
1820
1821         if (!summaryview->folder_item) {
1822                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1823                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1824                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1825                 return;
1826         }
1827
1828         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1829         for (cur = rowlist; cur != NULL; cur = cur->next) {
1830                 msginfo = gtk_ctree_node_get_row_data
1831                         (GTK_CTREE(summaryview->ctree),
1832                          GTK_CTREE_NODE(cur->data));
1833                 sel_size += msginfo->size;
1834                 n_selected++;
1835         }
1836
1837         if (summaryview->folder_item->folder->type == F_NEWS &&
1838             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1839                 gchar *group;
1840                 group = get_abbrev_newsgroup_name
1841                         (g_basename(summaryview->folder_item->path), prefs_common.ng_abbrev_len);
1842                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1843                 g_free(group);
1844         } else {
1845                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1846                               summaryview->folder_item->path);
1847         }
1848
1849         if (summaryview->deleted)
1850                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1851         else
1852                 del = g_strdup("");
1853         if (summaryview->moved)
1854                 mv = g_strdup_printf(_("%s%d moved"),
1855                                      summaryview->deleted ? _(", ") : "",
1856                                      summaryview->moved);
1857         else
1858                 mv = g_strdup("");
1859         if (summaryview->copied)
1860                 cp = g_strdup_printf(_("%s%d copied"),
1861                                      summaryview->deleted ||
1862                                      summaryview->moved ? _(", ") : "",
1863                                      summaryview->copied);
1864         else
1865                 cp = g_strdup("");
1866
1867         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1868                 spc = "    ";
1869         else
1870                 spc = "";
1871
1872         if (n_selected) {
1873                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1874                 if (n_selected == 1)
1875                         itstr = g_strdup(_(" item selected"));
1876                 else
1877                         itstr = g_strdup(_(" items selected"));
1878         } else {
1879                 sel = g_strdup("");
1880                 itstr = g_strdup("");
1881         }
1882
1883         str = g_strconcat(n_selected ? itos(n_selected) : "",
1884                                         itstr, sel, spc, del, mv, cp, NULL);
1885         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1886         g_free(str);
1887         g_free(sel);
1888         g_free(del);
1889         g_free(mv);
1890         g_free(cp);
1891         g_free(itstr);
1892
1893         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1894                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1895                                       summaryview->newmsgs,
1896                                       summaryview->unread,
1897                                       summaryview->messages,
1898                                       to_human_readable(summaryview->total_size));
1899         } else {
1900                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1901                                       summaryview->newmsgs,
1902                                       summaryview->unread,
1903                                       summaryview->messages);
1904         }
1905         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1906         g_free(str);
1907 }
1908
1909 static void summary_set_column_titles(SummaryView *summaryview)
1910 {
1911         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1912         GtkWidget *hbox;
1913         GtkWidget *label;
1914         GtkWidget *arrow;
1915         gint pos;
1916         const gchar *title;
1917         SummaryColumnType type;
1918         gboolean single_char;
1919         GtkJustification justify;
1920
1921         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1922                 SORT_BY_MARK,
1923                 SORT_BY_UNREAD,
1924                 SORT_BY_MIME,
1925                 SORT_BY_SUBJECT,
1926                 SORT_BY_FROM,
1927                 SORT_BY_DATE,
1928                 SORT_BY_SIZE,
1929                 SORT_BY_NUMBER,
1930                 SORT_BY_SCORE,
1931                 SORT_BY_LOCKED
1932         };
1933
1934         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1935                 type = summaryview->col_state[pos].type;
1936
1937                 /* CLAWS: mime and unread are single char headers */
1938                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1939                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1940                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1941
1942                 switch (type) {
1943                 case S_COL_SUBJECT:
1944                 case S_COL_FROM:
1945                 case S_COL_DATE:
1946                 case S_COL_NUMBER:
1947                         if (prefs_common.trans_hdr)
1948                                 title = gettext(col_label[type]);
1949                         else
1950                                 title = col_label[type];
1951                         break;
1952                 /* CLAWS: dummies for mark and locked headers */
1953                 case S_COL_MARK:
1954                 case S_COL_LOCKED:
1955                         title = "";
1956                         break;
1957                 default:
1958                         title = gettext(col_label[type]);
1959                 }
1960
1961                 if (type == S_COL_MIME) {
1962                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1963                         gtk_widget_show(label);
1964                         gtk_clist_set_column_widget(clist, pos, label);
1965                         continue;
1966                 }
1967                 if (single_char) {
1968                         gtk_clist_set_column_title(clist, pos, title);
1969                         continue;
1970                 }
1971
1972                 /* CLAWS: changed so that locked and mark headers
1973                  * show a pixmap instead of single character */
1974                 hbox  = gtk_hbox_new(FALSE, 4);
1975
1976                 if (type == S_COL_LOCKED)
1977                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1978                 else if (type == S_COL_MARK)
1979                         label = gtk_pixmap_new(markxpm, markxpmmask);
1980                 else
1981                         label = gtk_label_new(title);
1982
1983                 if (justify == GTK_JUSTIFY_RIGHT)
1984                         gtk_box_pack_end(GTK_BOX(hbox), label,
1985                                          FALSE, FALSE, 0);
1986                 else
1987                         gtk_box_pack_start(GTK_BOX(hbox), label,
1988                                            FALSE, FALSE, 0);
1989
1990                 if (summaryview->sort_key == sort_by[type]) {
1991                         arrow = gtk_arrow_new
1992                                 (summaryview->sort_type == SORT_ASCENDING
1993                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1994                                  GTK_SHADOW_IN);
1995                         if (justify == GTK_JUSTIFY_RIGHT)
1996                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1997                                                    FALSE, FALSE, 0);
1998                         else
1999                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2000                                                  FALSE, FALSE, 0);
2001                 }
2002
2003                 gtk_widget_show_all(hbox);
2004                 gtk_clist_set_column_widget(clist, pos, hbox);
2005         }
2006 }
2007
2008 void summary_sort(SummaryView *summaryview,
2009                   FolderSortKey sort_key, FolderSortType sort_type)
2010 {
2011         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2012         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2013         GtkCListCompareFunc cmp_func = NULL;
2014
2015         switch (sort_key) {
2016         case SORT_BY_MARK:
2017                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2018                 break;
2019         case SORT_BY_UNREAD:
2020                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
2021                 break;
2022         case SORT_BY_MIME:
2023                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2024                 break;
2025         case SORT_BY_NUMBER:
2026                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2027                 break;
2028         case SORT_BY_SIZE:
2029                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2030                 break;
2031         case SORT_BY_DATE:
2032                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2033                 break;
2034         case SORT_BY_FROM:
2035                 if (summaryview->folder_item && summaryview->folder_item->stype != F_OUTBOX)
2036                         cmp_func = (GtkCListCompareFunc) summary_cmp_by_from;
2037                 else
2038                         cmp_func = (GtkCListCompareFunc) summary_cmp_by_to;
2039                 break;
2040         case SORT_BY_SUBJECT:
2041                 if (summaryview->simplify_subject_preg)
2042                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2043                 else
2044                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2045                 break;
2046         case SORT_BY_SCORE:
2047                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2048                 break;
2049         case SORT_BY_LOCKED:
2050                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2051                 break;
2052         case SORT_BY_LABEL:
2053                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2054                 break;
2055         case SORT_BY_NONE:
2056                 cmp_func = NULL;
2057                 return;
2058         default:
2059                 return;
2060         }
2061
2062         summaryview->sort_key = sort_key;
2063         summaryview->sort_type = sort_type;
2064
2065         summary_set_column_titles(summaryview);
2066         summary_set_menu_sensitive(summaryview);
2067         if(cmp_func != NULL) {
2068                 debug_print("Sorting summary...");
2069                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2070
2071                 main_window_cursor_wait(summaryview->mainwin);
2072
2073                 gtk_clist_set_compare_func(clist, cmp_func);
2074
2075                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2076
2077                 gtk_sctree_sort_recursive(ctree, NULL);
2078
2079                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2080
2081                 main_window_cursor_normal(summaryview->mainwin);
2082
2083                 debug_print("done.\n");
2084                 STATUSBAR_POP(summaryview->mainwin);
2085         }
2086 }
2087
2088 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2089                                    GtkCTreeNode *cnode, gpointer data)
2090 {
2091         SummaryView *summaryview = (SummaryView *)data;
2092         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2093         gchar *text[N_SUMMARY_COLS];
2094         gint *col_pos = summaryview->col_pos;
2095         const gchar *msgid = msginfo->msgid;
2096         GHashTable *msgid_table = summaryview->msgid_table;
2097
2098         summary_set_header(summaryview, text, msginfo);
2099
2100         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2101                                 NULL, NULL, NULL, NULL, FALSE,
2102                                 gnode->parent->parent ? TRUE : FALSE);
2103 #define SET_TEXT(col) \
2104         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2105                                 text[col_pos[col]])
2106
2107         SET_TEXT(S_COL_NUMBER);
2108         SET_TEXT(S_COL_SCORE);
2109         SET_TEXT(S_COL_SIZE);
2110         SET_TEXT(S_COL_DATE);
2111         SET_TEXT(S_COL_FROM);
2112         SET_TEXT(S_COL_SUBJECT);
2113
2114 #undef SET_TEXT
2115
2116         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2117         summary_set_marks_func(ctree, cnode, summaryview);
2118
2119         if (msgid && msgid[0] != '\0')
2120                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2121
2122         return TRUE;
2123 }
2124
2125 static void summary_set_ctree_from_list(SummaryView *summaryview,
2126                                         GSList *mlist)
2127 {
2128         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2129         MsgInfo *msginfo;
2130                 GtkCTreeNode *node = NULL;
2131         GHashTable *msgid_table;
2132         GHashTable *subject_table;
2133         GSList * cur;
2134
2135         if (!mlist) return;
2136
2137         debug_print("\tSetting summary from message data...");
2138         STATUSBAR_PUSH(summaryview->mainwin,
2139                        _("Setting summary from message data..."));
2140         gdk_flush();
2141
2142         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2143         summaryview->msgid_table = msgid_table;
2144         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2145         summaryview->subject_table = subject_table;
2146
2147         if (prefs_common.use_addr_book)
2148                 start_address_completion();
2149
2150         for (cur = mlist ; cur != NULL; cur = cur->next) {
2151                 msginfo = (MsgInfo *)cur->data;
2152                 msginfo->threadscore = msginfo->score;
2153         }
2154
2155         if (summaryview->threaded) {
2156                 GNode *root, *gnode;
2157
2158                 root = procmsg_get_thread_tree(mlist);
2159
2160                 for (gnode = root->children; gnode != NULL;
2161                      gnode = gnode->next) {
2162                         node = gtk_ctree_insert_gnode
2163                                 (ctree, NULL, node, gnode,
2164                                  summary_insert_gnode_func, summaryview);
2165                 }
2166
2167                 g_node_destroy(root);
2168
2169                 folder_update_items_when_required(FALSE);
2170
2171                 summary_thread_init(summaryview);
2172         } else {
2173                 gchar *text[N_SUMMARY_COLS];
2174
2175                 mlist = g_slist_reverse(mlist);
2176                 for (; mlist != NULL; mlist = mlist->next) {
2177                         msginfo = (MsgInfo *)mlist->data;
2178
2179                         summary_set_header(summaryview, text, msginfo);
2180
2181                         node = gtk_ctree_insert_node
2182                                 (ctree, NULL, node, text, 2,
2183                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2184                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2185                         summary_set_marks_func(ctree, node, summaryview);
2186
2187                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2188                                 g_hash_table_insert(msgid_table,
2189                                                     msginfo->msgid, node);
2190
2191                         subject_table_insert(subject_table,
2192                                              msginfo->subject,
2193                                              node);
2194                 }
2195                 mlist = g_slist_reverse(mlist);
2196         }
2197
2198         if (prefs_common.enable_hscrollbar &&
2199             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2200                 gint optimal_width;
2201
2202                 optimal_width = gtk_clist_optimal_column_width
2203                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2204                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2205                                            summaryview->col_pos[S_COL_SUBJECT],
2206                                            optimal_width);
2207         }
2208
2209         if (prefs_common.use_addr_book)
2210                 end_address_completion();
2211
2212         debug_print("done.\n");
2213         STATUSBAR_POP(summaryview->mainwin);
2214         if (debug_get_mode()) {
2215                 debug_print("\tmsgid hash table size = %d\n",
2216                             g_hash_table_size(msgid_table));
2217                 debug_print("\tsubject hash table size = %d\n",
2218                             g_hash_table_size(subject_table));
2219         }
2220 }
2221
2222 static gchar *summary_complete_address(const gchar *addr)
2223 {
2224         gint count;
2225         gchar *res, *tmp, *email_addr;
2226
2227         Xstrdup_a(email_addr, addr, return NULL);
2228         extract_address(email_addr);
2229         g_return_val_if_fail(*email_addr, NULL);
2230
2231         /*
2232          * completion stuff must be already initialized
2233          */
2234         res = NULL;
2235         if (1 < (count = complete_address(email_addr))) {
2236                 tmp = get_complete_address(1);
2237                 res = procheader_get_fromname(tmp);
2238                 g_free(tmp);
2239         }
2240
2241         return res;
2242 }
2243
2244 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2245                                MsgInfo *msginfo)
2246 {
2247         static gchar date_modified[80];
2248         static gchar *to = NULL;
2249         static gchar col_score[11];
2250         static gchar buf[BUFFSIZE];
2251         gint *col_pos = summaryview->col_pos;
2252
2253         text[col_pos[S_COL_MARK]]   = NULL;
2254         text[col_pos[S_COL_UNREAD]] = NULL;
2255         text[col_pos[S_COL_MIME]]   = NULL;
2256         text[col_pos[S_COL_LOCKED]] = NULL;
2257         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2258         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2259         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2260
2261         if (msginfo->date_t) {
2262                 procheader_date_get_localtime(date_modified,
2263                                               sizeof(date_modified),
2264                                               msginfo->date_t);
2265                 text[col_pos[S_COL_DATE]] = date_modified;
2266         } else if (msginfo->date)
2267                 text[col_pos[S_COL_DATE]] = msginfo->date;
2268         else
2269                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2270
2271         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2272                 _("(No From)");
2273         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2274             !MSG_IS_NEWS(msginfo->flags)) {
2275                 gchar *addr = NULL;
2276
2277                 Xstrdup_a(addr, msginfo->from, return);
2278                 extract_address(addr);
2279
2280                 if (prefs_common.use_addr_book) {
2281                         if (account_find_from_address(addr)) {
2282                                 addr = summary_complete_address(msginfo->to);
2283                                 g_free(to);
2284                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2285                                 text[col_pos[S_COL_FROM]] = to;
2286                                 g_free(addr);
2287                         }
2288                 } else {
2289                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2290                                 g_free(to);
2291                                 to = g_strconcat("-->", msginfo->to, NULL);
2292                                 text[col_pos[S_COL_FROM]] = to;
2293                         }
2294                 }
2295         }
2296
2297         /*
2298          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2299          * checking whether the above block (which handles the special case of
2300          * the --> in sent boxes) was executed.
2301          */
2302         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2303                 gchar *from = summary_complete_address(msginfo->from);
2304                 if (from) {
2305                         g_free(to);
2306                         to = from;
2307                         text[col_pos[S_COL_FROM]] = to;
2308                 }
2309         }
2310
2311         if (summaryview->simplify_subject_preg != NULL)
2312                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2313                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2314                                         summaryview->simplify_subject_preg) :
2315                         _("(No Subject)");
2316         else
2317                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2318                         _("(No Subject)");
2319 }
2320
2321 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2322 {
2323         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2324 }
2325
2326 static void summary_display_msg_full(SummaryView *summaryview,
2327                                      GtkCTreeNode *row,
2328                                      gboolean new_window, gboolean all_headers)
2329 {
2330         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2331         MsgInfo *msginfo;
2332         MsgFlags flags;
2333         gchar *filename;
2334
2335         if (!new_window && summaryview->displayed == row) return;
2336         g_return_if_fail(row != NULL);
2337
2338         if (summary_is_locked(summaryview)) return;
2339         summary_lock(summaryview);
2340
2341         STATUSBAR_POP(summaryview->mainwin);
2342         GTK_EVENTS_FLUSH();
2343
2344         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2345
2346         filename = procmsg_get_message_file(msginfo);
2347         if (!filename) {
2348                 summary_unlock(summaryview);
2349                 return;
2350         }
2351         g_free(filename);
2352
2353         if (new_window || !prefs_common.mark_as_read_on_new_window) {
2354                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2355                         summaryview->newmsgs--;
2356                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2357                         summaryview->unread--;
2358                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2359                 && procmsg_msg_has_marked_parent(msginfo))
2360                         summaryview->unreadmarked--;
2361                 if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2362                         procmsg_msginfo_unset_flags
2363                                 (msginfo, MSG_NEW | MSG_UNREAD, 0);
2364                         folder_update_item(msginfo->folder, FALSE);
2365                         summary_set_row_marks(summaryview, row);
2366                         gtk_clist_thaw(GTK_CLIST(ctree));
2367                         summary_status_show(summaryview);
2368
2369                         flags = msginfo->flags;
2370                 }
2371         }
2372
2373         if (new_window) {
2374                 MessageView *msgview;
2375
2376                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2377                 messageview_show(msgview, msginfo, all_headers);
2378         } else {
2379                 MessageView *msgview;
2380
2381                 msgview = summaryview->messageview;
2382
2383                 summaryview->displayed = row;
2384                 if (!messageview_is_visible(msgview))
2385                         main_window_toggle_message_view(summaryview->mainwin);
2386                 messageview_show(msgview, msginfo, all_headers);
2387                 if (msgview->type == MVIEW_TEXT ||
2388                     (msgview->type == MVIEW_MIME &&
2389                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2390                       gtk_notebook_get_current_page
2391                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2392                         gtk_widget_grab_focus(summaryview->ctree);
2393                 GTK_EVENTS_FLUSH();
2394                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2395         }
2396
2397         summary_set_menu_sensitive(summaryview);
2398         toolbar_set_sensitive(summaryview->mainwin);
2399
2400         summary_unlock(summaryview);
2401 }
2402
2403 void summary_display_msg_selected(SummaryView *summaryview,
2404                                   gboolean all_headers)
2405 {
2406         if (summary_is_locked(summaryview)) return;
2407         summaryview->displayed = NULL;
2408         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2409                                  all_headers);
2410 }
2411
2412 void summary_redisplay_msg(SummaryView *summaryview)
2413 {
2414         GtkCTreeNode *node;
2415
2416         if (summaryview->displayed) {
2417                 node = summaryview->displayed;
2418                 summaryview->displayed = NULL;
2419                 summary_display_msg(summaryview, node);
2420         }
2421 }
2422
2423 void summary_open_msg(SummaryView *summaryview)
2424 {
2425         if (!summaryview->selected) return;
2426
2427         summary_display_msg_full(summaryview, summaryview->selected,
2428                                  TRUE, FALSE);
2429 }
2430
2431 void summary_view_source(SummaryView * summaryview)
2432 {
2433         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2434         MsgInfo *msginfo;
2435         SourceWindow *srcwin;
2436
2437         if (!summaryview->selected) return;
2438
2439         srcwin = source_window_create();
2440         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2441         source_window_show_msg(srcwin, msginfo);
2442         source_window_show(srcwin);
2443 }
2444
2445 void summary_reedit(SummaryView *summaryview)
2446 {
2447         MsgInfo *msginfo;
2448
2449         if (!summaryview->selected) return;
2450         if (!summaryview->folder_item) return;
2451         if (summaryview->folder_item->stype != F_OUTBOX &&
2452             summaryview->folder_item->stype != F_DRAFT  &&
2453             summaryview->folder_item->stype != F_QUEUE) return;
2454
2455         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2456                                               summaryview->selected);
2457         if (!msginfo) return;
2458
2459         compose_reedit(msginfo);
2460 }
2461
2462 void summary_step(SummaryView *summaryview, GtkScrollType type)
2463 {
2464         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2465         GtkCTreeNode *node;
2466
2467         if (summary_is_locked(summaryview)) return;
2468
2469         if (type == GTK_SCROLL_STEP_FORWARD) {
2470                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2471                 if (node)
2472                         gtkut_ctree_expand_parent_all(ctree, node);
2473                 else
2474                         return;
2475         } else {
2476                 if (summaryview->selected) {
2477                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2478                         if (!node) return;
2479                 }
2480         }
2481
2482         if (messageview_is_visible(summaryview->messageview))
2483                 summaryview->display_msg = TRUE;
2484
2485         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2486                                 type, 0.0);
2487
2488         if (GTK_CLIST(ctree)->selection)
2489                 gtk_sctree_set_anchor_row
2490                         (GTK_SCTREE(ctree),
2491                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2492
2493 }
2494
2495 void summary_toggle_view(SummaryView *summaryview)
2496 {
2497         if (!messageview_is_visible(summaryview->messageview) &&
2498             summaryview->selected)
2499                 summary_display_msg(summaryview,
2500                                     summaryview->selected);
2501         else
2502                 main_window_toggle_message_view(summaryview->mainwin);
2503 }
2504
2505 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2506                                                 GtkCTreeNode *node)
2507 {
2508         MsgInfo *msginfo;
2509
2510         if (node) {
2511                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2512                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2513                         return TRUE;
2514                 node = GTK_CTREE_ROW(node)->children;
2515         } else
2516                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2517
2518         while (node) {
2519                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2520                         return TRUE;
2521                 node = GTK_CTREE_ROW(node)->sibling;
2522         }
2523
2524         return FALSE;
2525 }
2526
2527 static gboolean summary_have_unread_children(SummaryView *summaryview,
2528                                              GtkCTreeNode *node)
2529 {
2530         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2531
2532         if (!node) return FALSE;
2533
2534         node = GTK_CTREE_ROW(node)->children;
2535
2536         while (node) {
2537                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2538                         return TRUE;
2539                 node = GTK_CTREE_ROW(node)->sibling;
2540         }
2541
2542         return FALSE;
2543 }
2544
2545 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2546 {
2547         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2548         GtkStyle *style = NULL;
2549         MsgInfo *msginfo;
2550         MsgFlags flags;
2551         gint *col_pos = summaryview->col_pos;
2552
2553         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2554         if (!msginfo) return;
2555
2556         flags = msginfo->flags;
2557
2558         gtk_ctree_node_set_foreground(ctree, row, NULL);
2559
2560         /* set new/unread column */
2561         if (MSG_IS_IGNORE_THREAD(flags)) {
2562                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2563                                           ignorethreadxpm, ignorethreadxpmmask);
2564         } else if (MSG_IS_NEW(flags)) {
2565                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2566                                           newxpm, newxpmmask);
2567         } else if (MSG_IS_UNREAD(flags)) {
2568                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2569                                           unreadxpm, unreadxpmmask);
2570         } else if (MSG_IS_REPLIED(flags)) {
2571                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2572                                           repliedxpm, repliedxpmmask);
2573         } else if (MSG_IS_FORWARDED(flags)) {
2574                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2575                                           forwardedxpm, forwardedxpmmask);
2576         } else {
2577                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2578                                         NULL);
2579         }
2580
2581         if (prefs_common.bold_unread &&
2582             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2583              (!GTK_CTREE_ROW(row)->expanded &&
2584               GTK_CTREE_ROW(row)->children &&
2585               summary_have_unread_children(summaryview, row))))
2586                 style = bold_style;
2587
2588         /* set mark column */
2589         if (MSG_IS_DELETED(flags)) {
2590                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2591                                           deletedxpm, deletedxpmmask);
2592                 if (style)
2593                         style = bold_deleted_style;
2594                 else {
2595                         style = small_deleted_style;
2596                 }
2597                         gtk_ctree_node_set_foreground
2598                                 (ctree, row, &summaryview->color_dim);
2599         } else if (MSG_IS_MARKED(flags)) {
2600                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2601                                           markxpm, markxpmmask);
2602         } else if (MSG_IS_MOVE(flags)) {
2603                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2604                 if (style)
2605                         style = bold_marked_style;
2606                 else {
2607                         style = small_marked_style;
2608                 }
2609                         gtk_ctree_node_set_foreground
2610                                 (ctree, row, &summaryview->color_marked);
2611         } else if (MSG_IS_COPY(flags)) {
2612                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2613                 if (style)
2614                         style = bold_marked_style;
2615                 else {
2616                         style = small_marked_style;
2617                 }
2618                         gtk_ctree_node_set_foreground
2619                                 (ctree, row, &summaryview->color_marked);
2620         }
2621         else if ((global_scoring ||
2622                   summaryview->folder_item->prefs->scoring) &&
2623                  (msginfo->score >= summaryview->important_score) &&
2624                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2625                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2626                 gtk_ctree_node_set_foreground(ctree, row,
2627                                               &summaryview->color_important);
2628         } else {
2629                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2630         }
2631
2632         if (MSG_IS_LOCKED(flags)) {
2633                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2634                                           lockedxpm, lockedxpmmask);
2635         }
2636         else {
2637                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2638         }
2639
2640         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2641                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2642                                           clipkeyxpm, clipkeyxpmmask);
2643         } else if (MSG_IS_ENCRYPTED(flags)) {
2644                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2645                                           keyxpm, keyxpmmask);
2646         } else if (MSG_IS_MIME(flags)) {
2647                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2648                                           clipxpm, clipxpmmask);
2649         } else {
2650                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2651         }
2652         if (!style)
2653                 style = small_style;
2654
2655         gtk_ctree_node_set_row_style(ctree, row, style);
2656
2657         if (MSG_GET_COLORLABEL(flags))
2658                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2659 }
2660
2661 void summary_set_marks_selected(SummaryView *summaryview)
2662 {
2663         GList *cur;
2664
2665         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2666              cur = cur->next)
2667                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2668 }
2669
2670 static gboolean summary_update_unread_children (SummaryView *summaryview, MsgInfo *info, gboolean newly_marked)
2671 {
2672         GSList *children = procmsg_find_children(info);
2673         GSList *cur;
2674         gboolean changed = FALSE;
2675         for (cur = children; cur != NULL; cur = g_slist_next(cur)) {
2676                 MsgInfo *tmp = (MsgInfo *)cur->data;
2677                 if(MSG_IS_UNREAD(tmp->flags) && !MSG_IS_IGNORE_THREAD(tmp->flags)) {
2678                         if(newly_marked)
2679                                 summaryview->unreadmarked++;
2680                         else
2681                                 summaryview->unreadmarked--;
2682                         changed = TRUE;
2683                 }
2684                 procmsg_msginfo_free(tmp);
2685         }
2686         return changed;
2687 }
2688
2689 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2690 {
2691         gboolean changed = FALSE;
2692         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2693         MsgInfo *msginfo;
2694
2695         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2696         if (MSG_IS_DELETED(msginfo->flags))
2697                 summaryview->deleted--;
2698         if (MSG_IS_MOVE(msginfo->flags)) {
2699                 summaryview->moved--;
2700                 changed = TRUE;
2701         }
2702         if (MSG_IS_COPY(msginfo->flags)) {
2703                 summaryview->copied--;
2704                 changed = TRUE;
2705         }
2706         changed |= summary_update_unread_children (summaryview, msginfo, TRUE);
2707
2708         if (changed && !prefs_common.immediate_exec) {
2709                 msginfo->to_folder->op_count--;
2710                 if (msginfo->to_folder->op_count == 0)
2711                         folder_update_item(msginfo->to_folder, FALSE);
2712         }
2713         msginfo->to_folder = NULL;
2714         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2715         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2716         summary_set_row_marks(summaryview, row);
2717         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2718 }
2719
2720 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2721 {
2722         /* almost verbatim summary_mark_row(); may want a menu action? */
2723         gboolean changed = FALSE;
2724         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2725         MsgInfo *msginfo;
2726
2727         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2728         if (MSG_IS_DELETED(msginfo->flags))
2729                 summaryview->deleted--;
2730         if (MSG_IS_MOVE(msginfo->flags)) {
2731                 summaryview->moved--;
2732                 changed = TRUE;
2733         }
2734         if (MSG_IS_COPY(msginfo->flags)) {
2735                 summaryview->copied--;
2736                 changed = TRUE;
2737         }
2738         if (changed && !prefs_common.immediate_exec) {
2739                 msginfo->to_folder->op_count--;
2740                 if (msginfo->to_folder->op_count == 0)
2741                         folder_update_item(msginfo->to_folder, FALSE);
2742         }
2743         msginfo->to_folder = NULL;
2744         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2745         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2746         summary_set_row_marks(summaryview, row);
2747         debug_print("Message %d is locked\n", msginfo->msgnum);
2748 }
2749
2750 void summary_mark(SummaryView *summaryview)
2751 {
2752         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2753         GList *cur;
2754
2755         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2756                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2757
2758         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2759         summary_status_show(summaryview);
2760 }
2761
2762 static void summary_mark_row_as_read(SummaryView *summaryview,
2763                                      GtkCTreeNode *row)
2764 {
2765         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2766         MsgInfo *msginfo;
2767
2768         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2769
2770         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2771                 return;
2772
2773         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2774                 summaryview->newmsgs--;
2775         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2776                 summaryview->unread--;
2777         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2778         && procmsg_msg_has_marked_parent(msginfo))
2779                 summaryview->unreadmarked--;
2780
2781         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2782         summary_set_row_marks(summaryview, row);
2783         debug_print("Message %d is marked as read\n",
2784                 msginfo->msgnum);
2785 }
2786
2787 void summary_mark_as_read(SummaryView *summaryview)
2788 {
2789         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2790         GList *cur;
2791
2792         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2793                 summary_mark_row_as_read(summaryview,
2794                                          GTK_CTREE_NODE(cur->data));
2795         folder_update_items_when_required(FALSE);
2796
2797         summary_status_show(summaryview);
2798 }
2799
2800 void summary_mark_all_read(SummaryView *summaryview)
2801 {
2802         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2803         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2804         GtkCTreeNode *node;
2805
2806         gtk_clist_freeze(clist);
2807         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2808              node = gtkut_ctree_node_next(ctree, node))
2809                 summary_mark_row_as_read(summaryview, node);
2810         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2811              node = gtkut_ctree_node_next(ctree, node)) {
2812                 if (!GTK_CTREE_ROW(node)->expanded)
2813                         summary_set_row_marks(summaryview, node);
2814         }
2815         gtk_clist_thaw(clist);
2816         folder_update_items_when_required(FALSE);
2817
2818         summary_status_show(summaryview);
2819 }
2820
2821 static void summary_mark_row_as_unread(SummaryView *summaryview,
2822                                        GtkCTreeNode *row)
2823 {
2824         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2825         MsgInfo *msginfo;
2826
2827         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2828         if (MSG_IS_DELETED(msginfo->flags)) {
2829                 msginfo->to_folder = NULL;
2830                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2831                 summaryview->deleted--;
2832         }
2833
2834         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2835                 summaryview->unread++;
2836
2837         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2838         && procmsg_msg_has_marked_parent(msginfo))
2839                 summaryview->unreadmarked++;
2840
2841         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2842         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2843         debug_print("Message %d is marked as unread\n",
2844                 msginfo->msgnum);
2845
2846         summary_set_row_marks(summaryview, row);
2847 }
2848
2849 void summary_mark_as_unread(SummaryView *summaryview)
2850 {
2851         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2852         GList *cur;
2853
2854         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2855                 summary_mark_row_as_unread(summaryview,
2856                                            GTK_CTREE_NODE(cur->data));
2857         folder_update_items_when_required(FALSE);
2858
2859         summary_status_show(summaryview);
2860 }
2861
2862 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2863 {
2864         GList * cur;
2865         gboolean found;
2866
2867         switch (summaryview->folder_item->folder->type) {
2868
2869         case F_NEWS:
2870
2871                 /*
2872                   security : checks if one the accounts correspond to
2873                   the author of the post
2874                 */
2875
2876                 found = FALSE;
2877                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2878                         PrefsAccount * account;
2879                         gchar * from_name;
2880
2881                         account = cur->data;
2882                         if (account->name && *account->name)
2883                                 from_name =
2884                                         g_strdup_printf("%s <%s>",
2885                                                         account->name,
2886                                                         account->address);
2887                         else
2888                                 from_name =
2889                                         g_strdup_printf("%s",
2890                                                         account->address);
2891
2892                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2893                                 g_free(from_name);
2894                                 found = TRUE;
2895                                 break;
2896                         }
2897                         g_free(from_name);
2898                 }
2899
2900                 if (!found) {
2901                         alertpanel_error(_("You're not the author of the article\n"));
2902                 }
2903
2904                 return found;
2905
2906         default:
2907                 return TRUE;
2908         }
2909 }
2910
2911 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2912 {
2913         gboolean changed = FALSE;
2914         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2915         MsgInfo *msginfo;
2916
2917         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2918
2919         if (!check_permission(summaryview, msginfo))
2920                 return;
2921
2922         if (MSG_IS_LOCKED(msginfo->flags)) return;
2923
2924         if (MSG_IS_DELETED(msginfo->flags)) return;
2925
2926         if (MSG_IS_MOVE(msginfo->flags)) {
2927                 summaryview->moved--;
2928                 changed = TRUE;
2929         }
2930         if (MSG_IS_COPY(msginfo->flags)) {
2931                 summaryview->copied--;
2932                 changed = TRUE;
2933         }
2934         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
2935
2936         if (changed && !prefs_common.immediate_exec) {
2937                 msginfo->to_folder->op_count--;
2938                 if (msginfo->to_folder->op_count == 0)
2939                         folder_update_item(msginfo->to_folder, FALSE);
2940         }
2941         msginfo->to_folder = NULL;
2942         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2943         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2944         summaryview->deleted++;
2945
2946         if (!prefs_common.immediate_exec &&
2947             summaryview->folder_item->stype != F_TRASH)
2948                 summary_set_row_marks(summaryview, row);
2949
2950         debug_print("Message %s/%d is set to delete\n",
2951                     msginfo->folder->path, msginfo->msgnum);
2952 }
2953
2954 void summary_cancel(SummaryView *summaryview)
2955 {
2956         MsgInfo * msginfo;
2957         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2958
2959         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2960                                               summaryview->selected);
2961         if (!msginfo) return;
2962
2963         if (!check_permission(summaryview, msginfo))
2964                 return;
2965
2966         news_cancel_article(summaryview->folder_item->folder, msginfo);
2967
2968         if (summary_is_locked(summaryview)) return;
2969
2970         summary_lock(summaryview);
2971
2972         gtk_clist_freeze(clist);
2973
2974         summary_update_status(summaryview);
2975         summary_status_show(summaryview);
2976
2977         gtk_clist_thaw(clist);
2978
2979         summary_unlock(summaryview);
2980 }
2981
2982 void summary_delete(SummaryView *summaryview)
2983 {
2984         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2985         FolderItem *item = summaryview->folder_item;
2986         GList *cur;
2987         GtkCTreeNode *sel_last = NULL;
2988         GtkCTreeNode *node;
2989
2990         if (!item) return;
2991 #if 0
2992         if (!item || item->folder->type == F_NEWS) return;
2993 #endif
2994
2995         if (summary_is_locked(summaryview)) return;
2996
2997         /* if current folder is trash, ask for confirmation */
2998         if (item->stype == F_TRASH) {
2999                 AlertValue aval;
3000
3001                 aval = alertpanel(_("Delete message(s)"),
3002                                   _("Do you really want to delete message(s) from the trash?"),
3003                                   _("Yes"), _("No"), NULL);
3004                 if (aval != G_ALERTDEFAULT) return;
3005         }
3006
3007         /* next code sets current row focus right. We need to find a row
3008          * that is not deleted. */
3009         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3010                 sel_last = GTK_CTREE_NODE(cur->data);
3011                 summary_delete_row(summaryview, sel_last);
3012         }
3013
3014         node = summary_find_next_msg(summaryview, sel_last);
3015         if (!node)
3016                 node = summary_find_prev_msg(summaryview, sel_last);
3017
3018         if (node) {
3019                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
3020                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3021                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
3022                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
3023                 else
3024                         summary_select_node
3025                                 (summaryview, node,
3026                                  messageview_is_visible(summaryview->messageview),
3027                                  FALSE);
3028         }
3029
3030         if (prefs_common.immediate_exec || item->stype == F_TRASH)
3031                 summary_execute(summaryview);
3032         else
3033                 summary_status_show(summaryview);
3034 }
3035
3036 void summary_delete_duplicated(SummaryView *summaryview)
3037 {
3038         if (!summaryview->folder_item ||
3039             summaryview->folder_item->folder->type == F_NEWS) return;
3040         if (summaryview->folder_item->stype == F_TRASH) return;
3041
3042         main_window_cursor_wait(summaryview->mainwin);
3043         debug_print("Deleting duplicated messages...");
3044         STATUSBAR_PUSH(summaryview->mainwin,
3045                        _("Deleting duplicated messages..."));
3046
3047         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3048                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
3049                                 summaryview);
3050
3051         if (prefs_common.immediate_exec)
3052                 summary_execute(summaryview);
3053         else
3054                 summary_status_show(summaryview);
3055
3056         debug_print("done.\n");
3057         STATUSBAR_POP(summaryview->mainwin);
3058         main_window_cursor_normal(summaryview->mainwin);
3059 }
3060
3061 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
3062                                            SummaryView *summaryview)
3063 {
3064         GtkCTreeNode *found;
3065         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
3066         MsgInfo *dup_msginfo;
3067
3068         if (!msginfo->msgid || !*msginfo->msgid) return;
3069
3070         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
3071
3072         if (found && found != node) {
3073                 dup_msginfo = gtk_ctree_node_get_row_data(ctree, found);
3074                 /* prefer to delete the unread one */
3075                 if ((MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_UNREAD(dup_msginfo->flags))
3076                 ||  (MSG_IS_UNREAD(msginfo->flags) == MSG_IS_UNREAD(dup_msginfo->flags)))
3077                         summary_delete_row(summaryview, node);
3078         }
3079 }
3080
3081 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3082 {
3083         gboolean changed = FALSE;
3084         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3085         MsgInfo *msginfo;
3086
3087         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3088         if (MSG_IS_DELETED(msginfo->flags))
3089                 summaryview->deleted--;
3090         if (MSG_IS_MOVE(msginfo->flags)) {
3091                 summaryview->moved--;
3092                 changed = TRUE;
3093         }
3094         if (MSG_IS_COPY(msginfo->flags)) {
3095                 summaryview->copied--;
3096                 changed = TRUE;
3097         }
3098         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
3099
3100         if (changed && !prefs_common.immediate_exec) {
3101                 msginfo->to_folder->op_count--;
3102                 if (msginfo->to_folder->op_count == 0)
3103                         folder_update_item(msginfo->to_folder, FALSE);
3104         }
3105         msginfo->to_folder = NULL;
3106         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3107         summary_set_row_marks(summaryview, row);
3108
3109         debug_print("Message %s/%d is unmarked\n",
3110                     msginfo->folder->path, msginfo->msgnum);
3111 }
3112
3113 void summary_unmark(SummaryView *summaryview)
3114 {
3115         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3116         GList *cur;
3117
3118         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3119                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3120
3121         summary_status_show(summaryview);
3122 }
3123
3124 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3125                                 FolderItem *to_folder)
3126 {
3127         gboolean changed = FALSE;
3128         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3129         MsgInfo *msginfo;
3130
3131         g_return_if_fail(to_folder != NULL);
3132
3133         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3134         if (MSG_IS_MOVE(msginfo->flags)) {
3135                 if (!prefs_common.immediate_exec) {
3136                         msginfo->to_folder->op_count--;
3137                         if (msginfo->to_folder->op_count == 0) {
3138                                 folder_update_item(msginfo->to_folder, FALSE);
3139                                 changed = TRUE;
3140                         }
3141                 }
3142         }
3143         msginfo->to_folder = to_folder;
3144         if (MSG_IS_DELETED(msginfo->flags))
3145                 summaryview->deleted--;
3146         if (MSG_IS_COPY(msginfo->flags)) {
3147                 summaryview->copied--;
3148                 if (!prefs_common.immediate_exec)
3149                         msginfo->to_folder->op_count--;
3150         }
3151         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3152         if (!MSG_IS_MOVE(msginfo->flags)) {
3153                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3154                 summaryview->moved++;
3155                 changed = TRUE;
3156         }
3157         if (!prefs_common.immediate_exec) {
3158                 summary_set_row_marks(summaryview, row);
3159                 if (changed) {
3160                         msginfo->to_folder->op_count++;
3161                         if (msginfo->to_folder->op_count == 1)
3162                                 folder_update_item(msginfo->to_folder, FALSE);
3163                 }
3164         }
3165
3166         debug_print("Message %d is set to move to %s\n",
3167                     msginfo->msgnum, to_folder->path);
3168 }
3169
3170 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3171 {
3172         GList *cur;
3173
3174         if (!to_folder) return;
3175         if (!summaryview->folder_item ||
3176             summaryview->folder_item->folder->type == F_NEWS) return;
3177
3178         if (summary_is_locked(summaryview)) return;
3179
3180         if (summaryview->folder_item == to_folder) {
3181                 alertpanel_notice(_("Destination is same as current folder."));
3182                 return;
3183         }
3184
3185         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3186              cur != NULL; cur = cur->next)
3187                 summary_move_row_to
3188                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3189
3190         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3191
3192         if (prefs_common.immediate_exec)
3193                 summary_execute(summaryview);
3194         else {
3195                 summary_status_show(summaryview);
3196
3197                 folder_update_item(to_folder, FALSE);
3198         }
3199
3200         if (!summaryview->selected) { /* this was the last message */
3201                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3202                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3203                 if (node)
3204                         summary_select_node(summaryview, node, TRUE, TRUE);
3205         }
3206
3207 }
3208
3209 void summary_move_to(SummaryView *summaryview)
3210 {
3211         FolderItem *to_folder;
3212
3213         if (!summaryview->folder_item ||
3214             summaryview->folder_item->folder->type == F_NEWS) return;
3215
3216         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3217                                          FOLDER_SEL_MOVE, NULL);
3218         summary_move_selected_to(summaryview, to_folder);
3219 }
3220
3221 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3222                                 FolderItem *to_folder)
3223 {
3224         gboolean changed = FALSE;
3225         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3226         MsgInfo *msginfo;
3227
3228         g_return_if_fail(to_folder != NULL);
3229
3230         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3231         if (MSG_IS_COPY(msginfo->flags)) {
3232                 if (!prefs_common.immediate_exec) {
3233                         msginfo->to_folder->op_count--;
3234                         if (msginfo->to_folder->op_count == 0) {
3235                                 folder_update_item(msginfo->to_folder, FALSE);
3236                                 changed = TRUE;
3237                         }
3238                 }
3239         }
3240         msginfo->to_folder = to_folder;
3241         if (MSG_IS_DELETED(msginfo->flags))
3242                 summaryview->deleted--;
3243         if (MSG_IS_MOVE(msginfo->flags)) {
3244                 summaryview->moved--;
3245                 if (!prefs_common.immediate_exec)
3246                         msginfo->to_folder->op_count--;
3247         }
3248         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3249         if (!MSG_IS_COPY(msginfo->flags)) {
3250                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3251                 summaryview->copied++;
3252                 changed = TRUE;
3253         }
3254         if (!prefs_common.immediate_exec) {
3255                 summary_set_row_marks(summaryview, row);
3256                 if (changed) {
3257                         msginfo->to_folder->op_count++;
3258                         if (msginfo->to_folder->op_count == 1)
3259                                 folder_update_item(msginfo->to_folder, FALSE);
3260                 }
3261         }
3262
3263         debug_print("Message %d is set to copy to %s\n",
3264                     msginfo->msgnum, to_folder->path);
3265 }
3266
3267 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3268 {
3269         GList *cur;
3270
3271         if (!to_folder) return;
3272         if (!summaryview->folder_item) return;
3273
3274         if (summary_is_locked(summaryview)) return;
3275
3276         if (summaryview->folder_item == to_folder) {
3277                 alertpanel_notice
3278                         (_("Destination to copy is same as current folder."));
3279                 return;
3280         }
3281
3282         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3283              cur != NULL; cur = cur->next)
3284                 summary_copy_row_to
3285                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3286
3287         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3288
3289         if (prefs_common.immediate_exec)
3290                 summary_execute(summaryview);
3291         else {
3292                 summary_status_show(summaryview);
3293
3294                 folder_update_item(to_folder, FALSE);
3295         }
3296 }
3297
3298 void summary_copy_to(SummaryView *summaryview)
3299 {
3300         FolderItem *to_folder;
3301
3302         if (!summaryview->folder_item) return;
3303
3304         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3305                                          FOLDER_SEL_COPY, NULL);
3306         summary_copy_selected_to(summaryview, to_folder);
3307 }
3308
3309 void summary_add_address(SummaryView *summaryview)
3310 {
3311         MsgInfo *msginfo;
3312         gchar *from;
3313
3314         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3315                                               summaryview->selected);
3316         if (!msginfo) return;
3317
3318         Xstrdup_a(from, msginfo->from, return);
3319         eliminate_address_comment(from);
3320         extract_address(from);
3321         addressbook_add_contact(msginfo->fromname, from, NULL);
3322 }
3323
3324 void summary_select_all(SummaryView *summaryview)
3325 {
3326         if (summaryview->messages >= 500) {
3327                 STATUSBAR_PUSH(summaryview->mainwin,
3328                                _("Selecting all messages..."));
3329                 main_window_cursor_wait(summaryview->mainwin);
3330         }
3331
3332         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3333
3334         if (summaryview->messages >= 500) {
3335                 STATUSBAR_POP(summaryview->mainwin);
3336                 main_window_cursor_normal(summaryview->mainwin);
3337         }
3338 }
3339
3340 void summary_unselect_all(SummaryView *summaryview)
3341 {
3342         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3343 }
3344
3345 void summary_select_thread(SummaryView *summaryview)
3346 {
3347         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3348         GtkCTreeNode *node = summaryview->selected;
3349
3350         if (!node) return;
3351
3352         while (GTK_CTREE_ROW(node)->parent != NULL)
3353                 node = GTK_CTREE_ROW(node)->parent;
3354
3355         if (node != summaryview->selected)
3356                 summary_select_node
3357                         (summaryview, node,
3358                          messageview_is_visible(summaryview->messageview),
3359                          FALSE);
3360
3361         gtk_ctree_select_recursive(ctree, node);
3362
3363         summary_status_show(summaryview);
3364 }
3365
3366 void summary_save_as(SummaryView *summaryview)
3367 {
3368         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3369         MsgInfo *msginfo;
3370         gchar *filename = NULL;
3371         gchar *src, *dest;
3372
3373         AlertValue aval = 0;
3374
3375         if (!summaryview->selected) return;
3376         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3377         if (!msginfo) return;
3378
3379         if (msginfo->subject) {
3380                 Xstrdup_a(filename, msginfo->subject, return);
3381                 subst_for_filename(filename);
3382         }
3383         dest = filesel_select_file(_("Save as"), filename);
3384         if (!dest) return;
3385         if (is_file_exist(dest)) {
3386                 aval = alertpanel(_("Append or Overwrite"),
3387                                   _("Append or overwrite existing file?"),
3388                                   _("Append"), _("Overwrite"), _("Cancel"));
3389                 if (aval != 0 && aval != 1)
3390                         return;
3391         }
3392
3393         src = procmsg_get_message_file(msginfo);
3394         if ( aval==0 ) { /* append */
3395                 if (append_file(src, dest, TRUE) < 0)
3396                         alertpanel_error(_("Can't save the file `%s'."),
3397                                          g_basename(dest));
3398         } else { /* overwrite */
3399                 if (copy_file(src, dest, TRUE) < 0)
3400                         alertpanel_error(_("Can't save the file `%s'."),
3401                                          g_basename(dest));
3402         }
3403         g_free(src);
3404
3405
3406         /*
3407          * If two or more msgs are selected,
3408          * append them to the output file.
3409          */
3410         if (GTK_CLIST(ctree)->selection->next) {
3411                 GList *item;
3412                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3413                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3414                         if (!msginfo) break;
3415                         src = procmsg_get_message_file(msginfo);
3416                         if (append_file(src, dest, TRUE) < 0)
3417                                 alertpanel_error(_("Can't save the file `%s'."),
3418                                                  g_basename(dest));
3419                 }
3420                 g_free(src);
3421         }
3422 }
3423
3424 void summary_print(SummaryView *summaryview)
3425 {
3426         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3427         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3428         MsgInfo *msginfo;
3429         GList *cur;
3430         gchar *cmdline;
3431         gchar *p;
3432
3433         if (clist->selection == NULL) return;
3434
3435         cmdline = input_dialog(_("Print"),
3436                                _("Enter the print command line:\n"
3437                                  "(`%s' will be replaced with file name)"),
3438                                prefs_common.print_cmd);
3439         if (!cmdline) return;
3440         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3441             strchr(p + 2, '%')) {
3442                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3443                                  cmdline);
3444                 g_free(cmdline);
3445                 return;
3446         }
3447
3448         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3449                 msginfo = gtk_ctree_node_get_row_data
3450                         (ctree, GTK_CTREE_NODE(cur->data));
3451                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3452         }
3453
3454         g_free(cmdline);
3455 }
3456
3457 gboolean summary_execute(SummaryView *summaryview)
3458 {
3459         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3460         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3461         GtkCTreeNode *node, *next;
3462
3463         if (!summaryview->folder_item) return FALSE;
3464
3465         if (summary_is_locked(summaryview)) return FALSE;
3466         summary_lock(summaryview);
3467
3468         gtk_clist_freeze(clist);
3469
3470         if (summaryview->threaded)
3471                 summary_unthread_for_exec(summaryview);
3472
3473         summary_execute_move(summaryview);
3474         summary_execute_copy(summaryview);
3475         summary_execute_delete(summaryview);
3476
3477         node = GTK_CTREE_NODE(clist->row_list);
3478         while (node != NULL) {
3479                 next = gtkut_ctree_node_next(ctree, node);
3480                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3481                         if (node == summaryview->displayed) {
3482                                 messageview_clear(summaryview->messageview);
3483                                 summaryview->displayed = NULL;
3484                         }
3485                         if (GTK_CTREE_ROW(node)->children != NULL)
3486                                 g_warning("summary_execute(): children != NULL\n");
3487                         else
3488                                 gtk_ctree_remove_node(ctree, node);
3489                 }
3490                 node = next;
3491         }
3492
3493         if (summaryview->threaded)
3494                 summary_thread_build(summaryview);
3495
3496         summaryview->selected = clist->selection ?
3497                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3498
3499         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3500                 menu_set_insensitive_all
3501                         (GTK_MENU_SHELL(summaryview->popupmenu));
3502                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3503         } else
3504                 gtk_widget_grab_focus(summaryview->ctree);
3505
3506         summary_update_status(summaryview);
3507         summary_status_show(summaryview);
3508
3509         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3510
3511         gtk_clist_thaw(clist);
3512
3513         summary_unlock(summaryview);
3514         return TRUE;
3515 }
3516
3517 static void summary_execute_move(SummaryView *summaryview)
3518 {
3519         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3520         GSList *cur;
3521
3522         /* search moving messages and execute */
3523         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3524                                 summaryview);
3525
3526         if (summaryview->mlist) {
3527                 procmsg_move_messages(summaryview->mlist);
3528
3529                 folder_update_items_when_required(FALSE);
3530
3531                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3532                         procmsg_msginfo_free((MsgInfo *)cur->data);
3533                 g_slist_free(summaryview->mlist);
3534                 summaryview->mlist = NULL;
3535         }
3536
3537         folder_update_item(summaryview->folder_item, FALSE);
3538 }
3539
3540 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3541                                       gpointer data)
3542 {
3543         SummaryView *summaryview = data;
3544         MsgInfo *msginfo;
3545
3546         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3547
3548         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3549                 if (!prefs_common.immediate_exec &&
3550                     msginfo->to_folder->op_count > 0)
3551                         msginfo->to_folder->op_count--;
3552
3553                 summaryview->mlist =
3554                         g_slist_append(summaryview->mlist, msginfo);
3555                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3556
3557                 if (msginfo->msgid && *msginfo->msgid &&
3558                     node == g_hash_table_lookup(summaryview->msgid_table,
3559                                                 msginfo->msgid))
3560                         g_hash_table_remove(summaryview->msgid_table,
3561                                             msginfo->msgid);
3562         }
3563 }
3564
3565 static void summary_execute_copy(SummaryView *summaryview)
3566 {
3567         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3568
3569         /* search copying messages and execute */
3570         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3571                                 summaryview);
3572
3573         if (summaryview->mlist) {
3574                 procmsg_copy_messages(summaryview->mlist);
3575
3576                 folder_update_items_when_required(FALSE);
3577
3578                 g_slist_free(summaryview->mlist);
3579                 summaryview->mlist = NULL;
3580         }
3581 }
3582
3583 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3584                                       gpointer data)
3585 {
3586         SummaryView *summaryview = data;
3587         MsgInfo *msginfo;
3588
3589         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3590
3591         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3592                 if (!prefs_common.immediate_exec &&
3593                     msginfo->to_folder->op_count > 0)
3594                         msginfo->to_folder->op_count--;
3595
3596                 summaryview->mlist =
3597                         g_slist_append(summaryview->mlist, msginfo);
3598
3599                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3600                 summary_set_row_marks(summaryview, node);
3601         }
3602 }
3603
3604 static void summary_execute_delete(SummaryView *summaryview)
3605 {
3606         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3607         FolderItem *trash;
3608         GSList *cur;
3609
3610         trash = summaryview->folder_item->folder->trash;
3611         if (summaryview->folder_item->folder->type == F_MH) {
3612                 g_return_if_fail(trash != NULL);
3613         }
3614
3615         /* search deleting messages and execute */
3616         gtk_ctree_pre_recursive
3617                 (ctree, NULL, summary_execute_delete_func, summaryview);
3618
3619         if (!summaryview->mlist) return;
3620
3621         if (trash == NULL || summaryview->folder_item == trash)
3622                 folder_item_remove_msgs(summaryview->folder_item,
3623                                         summaryview->mlist);
3624         else
3625                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3626
3627         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3628                 procmsg_msginfo_free((MsgInfo *)cur->data);
3629
3630         g_slist_free(summaryview->mlist);
3631         summaryview->mlist = NULL;
3632
3633         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3634                 folder_update_item(trash, FALSE);
3635         }
3636         folder_update_item(summaryview->folder_item, FALSE);
3637 }
3638
3639 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3640                                         gpointer data)
3641 {
3642         SummaryView *summaryview = data;
3643         MsgInfo *msginfo;
3644
3645         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3646
3647         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3648                 summaryview->mlist =
3649                         g_slist_append(summaryview->mlist, msginfo);
3650                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3651
3652                 if (msginfo->msgid && *msginfo->msgid &&
3653                     node == g_hash_table_lookup(summaryview->msgid_table,
3654                                                 msginfo->msgid)) {
3655                         g_hash_table_remove(summaryview->msgid_table,
3656                                             msginfo->msgid);
3657                 }
3658                 if (msginfo->subject && *msginfo->subject &&
3659                     node == g_hash_table_lookup(summaryview->subject_table,
3660                                                 msginfo->subject)) {
3661                         g_hash_table_remove(summaryview->subject_table,
3662                                             msginfo->subject);
3663                 }
3664         }
3665 }
3666
3667 /* thread functions */
3668
3669 void summary_thread_build(SummaryView *summaryview)
3670 {
3671         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3672         GtkCTreeNode *node;
3673         GtkCTreeNode *next;
3674         GtkCTreeNode *parent;
3675         MsgInfo *msginfo;
3676
3677         summary_lock(summaryview);
3678
3679         debug_print("Building threads...");
3680         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3681         main_window_cursor_wait(summaryview->mainwin);
3682
3683         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3684                                          summary_tree_expanded, summaryview);
3685         gtk_clist_freeze(GTK_CLIST(ctree));
3686
3687         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3688         while (node) {
3689                 next = GTK_CTREE_ROW(node)->sibling;
3690
3691                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3692
3693                 parent = NULL;
3694
3695                 /* alfons - claws seems to prefer subject threading before
3696                  * inreplyto threading. we should look more deeply in this,
3697                  * because inreplyto should have precedence... */
3698                 if (msginfo && msginfo->inreplyto) {
3699                         parent = g_hash_table_lookup(summaryview->msgid_table,
3700                                                      msginfo->inreplyto);
3701                 }
3702
3703                 if (parent == NULL) {
3704                         parent = subject_table_lookup
3705                                 (summaryview->subject_table,
3706                                  msginfo->subject);
3707                 }
3708
3709                 if (parent && parent != node) {
3710                         gtk_ctree_move(ctree, node, parent, NULL);
3711                         gtk_ctree_expand(ctree, node);
3712                 }
3713
3714                 node = next;
3715         }
3716
3717         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3718
3719         while (node) {
3720                 next = GTK_CTREE_NODE_NEXT(node);
3721                 if (prefs_common.expand_thread)
3722                         gtk_ctree_expand(ctree, node);
3723                 if (prefs_common.bold_unread &&
3724                     GTK_CTREE_ROW(node)->children)
3725                         summary_set_row_marks(summaryview, node);
3726                 node = next;
3727         }
3728
3729         gtk_clist_thaw(GTK_CLIST(ctree));
3730         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3731                                            summary_tree_expanded, summaryview);
3732
3733         debug_print("done.\n");
3734         STATUSBAR_POP(summaryview->mainwin);
3735         main_window_cursor_normal(summaryview->mainwin);
3736
3737         summaryview->threaded = TRUE;
3738
3739         summary_unlock(summaryview);
3740 }
3741
3742 static void summary_thread_init(SummaryView *summaryview)
3743 {
3744         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3745         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3746         GtkCTreeNode *next;
3747
3748         if (prefs_common.expand_thread) {
3749                 while (node) {
3750                         next = GTK_CTREE_ROW(node)->sibling;
3751                         if (GTK_CTREE_ROW(node)->children)
3752                                 gtk_ctree_expand(ctree, node);
3753                         node = next;
3754                 }
3755         } else if (prefs_common.bold_unread) {
3756                 while (node) {
3757                         next = GTK_CTREE_ROW(node)->sibling;
3758                         if (GTK_CTREE_ROW(node)->children)
3759                                 summary_set_row_marks(summaryview, node);
3760                         node = next;
3761                 }
3762         }
3763 }
3764
3765 void summary_unthread(SummaryView *summaryview)
3766 {
3767         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3768         GtkCTreeNode *node;
3769         GtkCTreeNode *child;
3770         GtkCTreeNode *sibling;
3771         GtkCTreeNode *next_child;
3772
3773         summary_lock(summaryview);
3774
3775         debug_print("Unthreading...");
3776         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3777         main_window_cursor_wait(summaryview->mainwin);
3778
3779         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3780                                          summary_tree_collapsed, summaryview);
3781         gtk_clist_freeze(GTK_CLIST(ctree));
3782
3783         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3784              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3785                 child = GTK_CTREE_ROW(node)->children;
3786                 sibling = GTK_CTREE_ROW(node)->sibling;
3787
3788                 while (child != NULL) {
3789                         next_child = GTK_CTREE_ROW(child)->sibling;
3790                         gtk_ctree_move(ctree, child, NULL, sibling);
3791                         child = next_child;
3792                 }
3793         }
3794
3795         /* CLAWS: and sort it */
3796         gtk_sctree_sort_recursive(ctree, NULL);
3797
3798         gtk_clist_thaw(GTK_CLIST(ctree));
3799         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3800                                            summary_tree_collapsed, summaryview);
3801
3802         debug_print("done.\n");
3803         STATUSBAR_POP(summaryview->mainwin);
3804         main_window_cursor_normal(summaryview->mainwin);
3805
3806         summaryview->threaded = FALSE;
3807
3808         summary_unlock(summaryview);
3809 }
3810
3811 static void summary_unthread_for_exec(SummaryView *summaryview)
3812 {
3813         GtkCTreeNode *node;
3814         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3815
3816         summary_lock(summaryview);
3817
3818         debug_print("Unthreading for execution...");
3819
3820         gtk_clist_freeze(GTK_CLIST(ctree));
3821
3822         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3823              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3824                 summary_unthread_for_exec_func(ctree, node, NULL);
3825         }
3826
3827         gtk_clist_thaw(GTK_CLIST(ctree));
3828
3829         debug_print("done.\n");
3830
3831         summary_unlock(summaryview);
3832 }
3833
3834 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3835                                            gpointer data)
3836 {
3837         MsgInfo *msginfo;
3838         GtkCTreeNode *top_parent;
3839         GtkCTreeNode *child;
3840         GtkCTreeNode *sibling;
3841
3842         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3843
3844         if (!msginfo ||
3845             (!MSG_IS_MOVE(msginfo->flags) &&
3846              !MSG_IS_DELETED(msginfo->flags)))
3847                 return;
3848         child = GTK_CTREE_ROW(node)->children;
3849         if (!child) return;
3850
3851         for (top_parent = node;
3852              GTK_CTREE_ROW(top_parent)->parent != NULL;
3853              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3854                 ;
3855         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3856
3857         while (child != NULL) {
3858                 GtkCTreeNode *next_child;
3859
3860                 next_child = GTK_CTREE_ROW(child)->sibling;
3861                 gtk_ctree_move(ctree, child, NULL, sibling);
3862                 child = next_child;
3863         }
3864 }
3865
3866 void summary_expand_threads(SummaryView *summaryview)
3867 {
3868         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3869         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3870
3871         gtk_clist_freeze(GTK_CLIST(ctree));
3872
3873         while (node) {
3874                 if (GTK_CTREE_ROW(node)->children)
3875                         gtk_ctree_expand(ctree, node);
3876                 node = GTK_CTREE_NODE_NEXT(node);
3877         }
3878
3879         gtk_clist_thaw(GTK_CLIST(ctree));
3880
3881         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3882 }
3883
3884 void summary_collapse_threads(SummaryView *summaryview)
3885 {
3886         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3887         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3888
3889         gtk_clist_freeze(GTK_CLIST(ctree));
3890
3891         while (node) {
3892                 if (GTK_CTREE_ROW(node)->children)
3893                         gtk_ctree_collapse(ctree, node);
3894                 node = GTK_CTREE_ROW(node)->sibling;
3895         }
3896
3897         gtk_clist_thaw(GTK_CLIST(ctree));
3898
3899         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3900 }
3901
3902 void summary_filter(SummaryView *summaryview)
3903 {
3904         if (!global_processing) {
3905                 alertpanel_error(_("No filter rules defined."));
3906                 return;
3907         }
3908
3909         summary_lock(summaryview);
3910
3911         debug_print("filtering...");
3912         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3913         main_window_cursor_wait(summaryview->mainwin);
3914
3915         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3916
3917         if (global_processing == NULL) {
3918                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3919                                         GTK_CTREE_FUNC(summary_filter_func),
3920                                         summaryview);
3921
3922                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3923
3924                 if (prefs_common.immediate_exec) {
3925                         summary_unlock(summaryview);
3926                         summary_execute(summaryview);
3927                         summary_lock(summaryview);
3928                 } else
3929                         summary_status_show(summaryview);
3930         }
3931         else {
3932                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3933                                         GTK_CTREE_FUNC(summary_filter_func),
3934                                         summaryview);
3935
3936                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3937
3938                 folder_update_items_when_required(FALSE);
3939         }
3940
3941         debug_print("done.\n");
3942         STATUSBAR_POP(summaryview->mainwin);
3943         main_window_cursor_normal(summaryview->mainwin);
3944
3945         summary_unlock(summaryview);
3946
3947         /*
3948          * CLAWS: summary_show() only valid after having a lock. ideally
3949          * we want the lock to be context aware...
3950          */
3951         if (global_processing) {
3952                 summary_show(summaryview, summaryview->folder_item);
3953         }
3954 }
3955
3956 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3957                                 gpointer data)
3958 {
3959         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3960
3961         filter_message_by_msginfo(global_processing, msginfo);
3962 }
3963
3964 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3965 {
3966         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3967                                        {"X-ML-Name:",      NULL, FALSE},
3968                                        {"X-List:",         NULL, FALSE},
3969                                        {"X-Mailing-list:", NULL, FALSE},
3970                                        {"List-Id:",        NULL, FALSE},
3971                                        {NULL,              NULL, FALSE}};
3972
3973         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
3974
3975         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
3976                                          "X-Mailing-List", "List-Id",
3977                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
3978                                          "header \"X-List\"", "header \"X-Mailing-List\"",
3979                                          "header \"List-Id\""};
3980         enum
3981         {
3982                 H_X_BEENTHERE    = 0,
3983                 H_X_ML_NAME      = 1,
3984                 H_X_LIST         = 2,
3985                 H_X_MAILING_LIST = 3,
3986                 H_LIST_ID        = 4
3987         };
3988
3989         enum
3990         {
3991                 H_FROM    = 0,
3992                 H_TO      = 2,
3993                 H_SUBJECT = 4
3994         };
3995
3996         MsgInfo *msginfo;
3997         gchar *header = NULL;
3998         gchar *key = NULL;
3999         FILE *fp;
4000         int header_offset;
4001         int hentry_offset;
4002
4003         if (!summaryview->selected) return;
4004
4005         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4006                                               summaryview->selected);
4007         if (!msginfo) return;
4008
4009         header_offset = 1;
4010         hentry_offset = 5;
4011
4012         switch (type) {
4013         case FILTER_BY_NONE:
4014                 break;
4015         case FILTER_BY_AUTO:
4016                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
4017                 procheader_get_header_fields(fp, hentry);
4018                 fclose(fp);
4019
4020                 if (hentry[H_X_BEENTHERE].body != NULL) {
4021                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
4022                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
4023                 } else if (hentry[H_X_ML_NAME].body != NULL) {
4024                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
4025                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
4026                 } else if (hentry[H_X_LIST].body != NULL) {
4027                         header = hentry_strs[H_X_LIST + hentry_offset];
4028                         Xstrdup_a(key, hentry[H_X_LIST].body, );
4029                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
4030                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
4031                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
4032                 } else if (hentry[H_LIST_ID].body != NULL) {
4033                         header = hentry_strs[H_LIST_ID + hentry_offset];
4034                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
4035                 } else if (msginfo->subject) {
4036                         header = header_strs[H_SUBJECT + header_offset];
4037                         key = msginfo->subject;
4038                 }
4039
4040                 g_free(hentry[H_X_BEENTHERE].body);
4041                 hentry[H_X_BEENTHERE].body = NULL;
4042                 g_free(hentry[H_X_ML_NAME].body);
4043                 hentry[H_X_ML_NAME].body = NULL;
4044                 g_free(hentry[H_X_LIST].body);
4045                 hentry[H_X_LIST].body = NULL;
4046                 g_free(hentry[H_X_MAILING_LIST].body);
4047                 hentry[H_X_MAILING_LIST].body = NULL;
4048                 g_free(hentry[H_LIST_ID].body);
4049                 hentry[H_LIST_ID].body = NULL;
4050
4051                 break;
4052         case FILTER_BY_FROM:
4053                 header = header_strs[H_FROM + header_offset];
4054                 key = msginfo->from;
4055                 break;
4056         case FILTER_BY_TO:
4057                 header = header_strs[H_TO + header_offset];
4058                 key = msginfo->to;
4059                 break;
4060         case FILTER_BY_SUBJECT:
4061                 header = header_strs[H_SUBJECT + header_offset];
4062                 key = msginfo->subject;
4063                 break;
4064         default:
4065                 break;
4066         }
4067
4068         /*
4069          * NOTE: key may be allocated on the stack, so
4070          * prefs_filter[ing]_open() should have completed
4071          * and have set entries. Otherwise we're hosed.
4072          */
4073
4074         prefs_filtering_open(NULL, header, key);
4075 }
4076
4077 void summary_reply(SummaryView *summaryview, ComposeMode mode)
4078 {
4079         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
4080         MsgInfo *msginfo;
4081         gchar *text;
4082
4083         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4084                                               summaryview->selected);
4085         if (!msginfo) return;
4086
4087         text = gtkut_editable_get_selection
4088                 (GTK_EDITABLE(summaryview->messageview->textview->text));
4089
4090         if (!text && summaryview->messageview->type == MVIEW_MIME
4091             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
4092             && summaryview->messageview->mimeview->textview
4093             && !summaryview->messageview->mimeview->textview->default_text) {
4094                 text = gtkut_editable_get_selection (GTK_EDITABLE
4095                          (summaryview->messageview->mimeview->textview->text));
4096         }
4097
4098         switch (mode) {
4099         case COMPOSE_REPLY:
4100                 if (prefs_common.default_reply_list)
4101                         compose_reply(msginfo, prefs_common.reply_with_quote,
4102                                       FALSE, TRUE, FALSE, text);
4103                 else
4104                         compose_reply(msginfo, prefs_common.reply_with_quote,
4105                                       FALSE, FALSE, FALSE, text);
4106                 break;
4107         case COMPOSE_REPLY_WITH_QUOTE:
4108                 if (prefs_common.default_reply_list)
4109                         compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4110                 else
4111                         compose_reply(msginfo, TRUE, FALSE, FALSE, FALSE, text);
4112                 break;
4113         case COMPOSE_REPLY_WITHOUT_QUOTE:
4114                 if (prefs_common.default_reply_list)
4115                         compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4116                 else
4117                         compose_reply(msginfo, FALSE, FALSE, FALSE, FALSE, NULL);
4118                 break;
4119         case COMPOSE_REPLY_TO_SENDER:
4120                 compose_reply(msginfo, prefs_common.reply_with_quote,
4121                               FALSE, FALSE, TRUE, text);
4122                 break;
4123         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
4124                 compose_followup_and_reply_to(msginfo,
4125                                               prefs_common.reply_with_quote,
4126                                               FALSE, TRUE, text);
4127                 break;
4128         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
4129                 compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, text);
4130                 break;
4131         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
4132                 compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
4133                 break;
4134         case COMPOSE_REPLY_TO_ALL:
4135                 compose_reply(msginfo, prefs_common.reply_with_quote,
4136                               TRUE, FALSE, FALSE, text);
4137                 break;
4138         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
4139                 compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, text);
4140                 break;
4141         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
4142                 compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
4143                 break;
4144         case COMPOSE_REPLY_TO_LIST:
4145                 compose_reply(msginfo, prefs_common.reply_with_quote,
4146                               FALSE, TRUE, FALSE, text);
4147                 break;
4148         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
4149                 compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4150                 break;
4151         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
4152                 compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4153                 break;
4154         case COMPOSE_FORWARD:
4155                 if (prefs_common.forward_as_attachment) {
4156                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
4157                         return;
4158                 } else {
4159                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
4160                         return;
4161                 }
4162                 break;
4163         case COMPOSE_FORWARD_INLINE:
4164                 if (!sel->next) {
4165                         compose_forward(NULL, msginfo, FALSE, text);
4166                         break;
4167                 }
4168                 /* if (sel->next) FALL THROUGH */
4169         case COMPOSE_FORWARD_AS_ATTACH:
4170                 {
4171                         GSList *msginfo_list = NULL;
4172                         for ( ; sel != NULL; sel = sel->next)
4173                                 msginfo_list = g_slist_append(msginfo_list,
4174                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4175                                                 GTK_CTREE_NODE(sel->data)));
4176                         compose_forward_multiple(NULL, msginfo_list);
4177                         g_slist_free(msginfo_list);
4178                 }
4179                 break;
4180         case COMPOSE_REDIRECT:
4181                 compose_redirect(NULL, msginfo);
4182                 break;
4183         default:
4184                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
4185         }
4186
4187         summary_set_marks_selected(summaryview);
4188         g_free(text);
4189 }
4190
4191 /* color label */
4192
4193 #define N_COLOR_LABELS colorlabel_get_color_count()
4194
4195 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4196                                                      gpointer data)
4197 {
4198         guint color = GPOINTER_TO_UINT(data);
4199         SummaryView *summaryview;
4200
4201         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
4202         g_return_if_fail(summaryview != NULL);
4203
4204         /* "dont_toggle" state set? */
4205         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
4206                                 "dont_toggle"))
4207                 return;
4208
4209         summary_set_colorlabel(summaryview, color, NULL);
4210 }
4211
4212 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4213  * for the messsage; not the color index */
4214 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4215                                   guint labelcolor)
4216 {
4217         GdkColor color;
4218         GtkStyle *style, *prev_style, *ctree_style;
4219         MsgInfo *msginfo;
4220         gint color_index;
4221
4222         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4223
4224         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4225         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4226         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4227
4228         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4229                 if (!prev_style) return;
4230                 style = gtk_style_copy(prev_style);
4231                 color = ctree_style->fg[GTK_STATE_NORMAL];
4232                 style->fg[GTK_STATE_NORMAL] = color;
4233                 color = ctree_style->fg[GTK_STATE_SELECTED];
4234                 style->fg[GTK_STATE_SELECTED] = color;
4235         } else {
4236                 if (prev_style)
4237                         style = gtk_style_copy(prev_style);
4238                 else
4239                         style = gtk_style_copy(ctree_style);
4240                 color = colorlabel_get_color(color_index);
4241                 style->fg[GTK_STATE_NORMAL] = color;
4242                 /* get the average of label color and selected fg color
4243                    for visibility */
4244                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4245                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4246                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4247         }
4248
4249         gtk_ctree_node_set_row_style(ctree, node, style);
4250 }
4251
4252 static void summary_set_row_colorlable(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4253 {
4254         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4255         MsgInfo *msginfo;
4256
4257         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4258
4259         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4260         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4261 }
4262
4263 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4264                             GtkWidget *widget)
4265 {
4266         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4267         GList *cur;
4268
4269         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4270                 summary_set_row_colorlable(summaryview,
4271                                            GTK_CTREE_NODE(cur->data), labelcolor);
4272 }
4273
4274 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4275                                                           gpointer data)
4276 {
4277         SummaryView *summaryview;
4278         GtkMenuShell *menu;
4279         GtkCheckMenuItem **items;
4280         gint n;
4281         GList *cur, *sel;
4282
4283         summaryview = (SummaryView *)data;
4284         g_return_if_fail(summaryview != NULL);
4285
4286         sel = GTK_CLIST(summaryview->ctree)->selection;
4287         if (!sel) return;
4288
4289         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4290         g_return_if_fail(menu != NULL);
4291
4292         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4293
4294         /* NOTE: don't return prematurely because we set the "dont_toggle"
4295          * state for check menu items */
4296         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4297                             GINT_TO_POINTER(1));
4298
4299         /* clear items. get item pointers. */
4300         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4301                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4302                         gtk_check_menu_item_set_state
4303                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4304                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4305                         n++;
4306                 }
4307         }
4308
4309         if (n == (N_COLOR_LABELS + 1)) {
4310                 /* iterate all messages and set the state of the appropriate
4311                  * items */
4312                 for (; sel != NULL; sel = sel->next) {
4313                         MsgInfo *msginfo;
4314                         gint clabel;
4315
4316                         msginfo = gtk_ctree_node_get_row_data
4317                                 (GTK_CTREE(summaryview->ctree),
4318                                  GTK_CTREE_NODE(sel->data));
4319                         if (msginfo) {
4320                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4321                                 if (!items[clabel]->active)
4322                                         gtk_check_menu_item_set_state
4323                                                 (items[clabel], TRUE);
4324                         }
4325                 }
4326         } else
4327                 g_warning("invalid number of color elements (%d)\n", n);
4328
4329         /* reset "dont_toggle" state */
4330         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4331                             GINT_TO_POINTER(0));
4332 }
4333
4334 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4335 {
4336         GtkWidget *label_menuitem;
4337         GtkWidget *menu;
4338         GtkWidget *item;
4339         gint i;
4340
4341         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4342                                                    "/Color label");
4343         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4344                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4345                            summaryview);
4346         gtk_widget_show(label_menuitem);
4347
4348         menu = gtk_menu_new();
4349
4350         /* create sub items. for the menu item activation callback we pass the
4351          * index of label_colors[] as data parameter. for the None color we
4352          * pass an invalid (high) value. also we attach a data pointer so we
4353          * can always get back the SummaryView pointer. */
4354
4355         item = gtk_check_menu_item_new_with_label(_("None"));
4356         gtk_menu_append(GTK_MENU(menu), item);
4357         gtk_signal_connect(GTK_OBJECT(item), "activate",
4358                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4359                            GUINT_TO_POINTER(0));
4360         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4361         gtk_widget_show(item);
4362
4363         item = gtk_menu_item_new();
4364         gtk_menu_append(GTK_MENU(menu), item);
4365         gtk_widget_show(item);
4366
4367         /* create pixmap/label menu items */
4368         for (i = 0; i < N_COLOR_LABELS; i++) {
4369                 item = colorlabel_create_check_color_menu_item(i);
4370                 gtk_menu_append(GTK_MENU(menu), item);
4371                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4372                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4373                                    GUINT_TO_POINTER(i + 1));
4374                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4375                                     summaryview);
4376                 gtk_widget_show(item);
4377         }
4378
4379         gtk_widget_show(menu);
4380         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4381         summaryview->colorlabel_menu = menu;
4382 }
4383
4384 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4385 {
4386         GtkWidget *ctree;
4387         gint *col_pos = summaryview->col_pos;
4388         SummaryColumnState *col_state;
4389         gchar *titles[N_SUMMARY_COLS];
4390         SummaryColumnType type;
4391         gint pos;
4392
4393         memset(titles, 0, sizeof(titles));
4394
4395         col_state = prefs_summary_column_get_config();
4396         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4397                 summaryview->col_state[pos] = col_state[pos];
4398                 type = col_state[pos].type;
4399                 col_pos[type] = pos;
4400         }
4401         col_state = summaryview->col_state;
4402
4403         ctree = gtk_sctree_new_with_titles
4404                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4405
4406         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4407         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4408                                            GTK_JUSTIFY_CENTER);
4409         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4410                                            GTK_JUSTIFY_CENTER);
4411         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4412                                            GTK_JUSTIFY_CENTER);
4413         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4414                                            GTK_JUSTIFY_CENTER);
4415         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4416                                            GTK_JUSTIFY_RIGHT);
4417         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4418                                            GTK_JUSTIFY_RIGHT);
4419         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4420                                            GTK_JUSTIFY_RIGHT);
4421         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4422                                    SUMMARY_COL_MARK_WIDTH);
4423         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4424                                    SUMMARY_COL_UNREAD_WIDTH);
4425         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4426                                    SUMMARY_COL_LOCKED_WIDTH);
4427         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4428                                    SUMMARY_COL_MIME_WIDTH);
4429         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4430                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4431         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4432                                    prefs_common.summary_col_size[S_COL_FROM]);
4433         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4434                                    prefs_common.summary_col_size[S_COL_DATE]);
4435         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4436                                    prefs_common.summary_col_size[S_COL_SIZE]);
4437         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4438                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4439         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4440                                    prefs_common.summary_col_size[S_COL_SCORE]);
4441         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4442         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4443                                      GTK_CTREE_EXPANDER_SQUARE);
4444 #if 0
4445         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4446         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4447                                      GTK_CTREE_EXPANDER_TRIANGLE);
4448 #endif
4449         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4450         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4451
4452         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4453                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4454                                        GTK_CAN_FOCUS);
4455                 gtk_clist_set_column_visibility
4456                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4457         }
4458
4459         /* connect signal to the buttons for sorting */
4460 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4461         gtk_signal_connect \
4462                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4463                  "clicked", \
4464                  GTK_SIGNAL_FUNC(func), \
4465                  summaryview)
4466
4467         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4468         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4469         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4470         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4471         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4472         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4473         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4474         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4475         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4476         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4477
4478 #undef CLIST_BUTTON_SIGNAL_CONNECT
4479
4480         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4481                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4482         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4483                            GTK_SIGNAL_FUNC(summary_button_pressed),
4484                            summaryview);
4485         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4486                            GTK_SIGNAL_FUNC(summary_button_released),
4487                            summaryview);
4488         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4489                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4490         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4491                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4492         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4493                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4494
4495         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4496                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4497                                  summaryview);
4498         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4499                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4500                                  summaryview);
4501
4502         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4503                            GTK_SIGNAL_FUNC(summary_start_drag),
4504                            summaryview);
4505         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4506                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4507                            summaryview);
4508
4509         return ctree;
4510 }
4511
4512 void summary_set_column_order(SummaryView *summaryview)
4513 {
4514         GtkWidget *ctree;
4515         GtkWidget *scrolledwin = summaryview->scrolledwin;
4516         GtkWidget *pixmap;
4517         FolderItem *item;
4518         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4519         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4520
4521         item = summaryview->folder_item;
4522
4523         summary_clear_all(summaryview);
4524         gtk_widget_destroy(summaryview->ctree);
4525
4526         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4527         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4528         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4529                                     summaryview->col_pos[S_COL_MIME], pixmap);
4530         gtk_widget_show(pixmap);
4531         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4532                                             GTK_CLIST(ctree)->hadjustment);
4533         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4534                                             GTK_CLIST(ctree)->vadjustment);
4535         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4536         gtk_widget_show(ctree);
4537
4538         summary_show(summaryview, item);
4539
4540         summary_select_by_msgnum(summaryview, selected_msgnum);
4541         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4542         if (!summaryview->displayed)
4543                 messageview_clear(summaryview->messageview);
4544         else
4545                 summary_redisplay_msg(summaryview);
4546 }
4547
4548
4549 /* callback functions */
4550
4551 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4552                                    SummaryView *summaryview)
4553 {
4554         if (!event) return;
4555
4556         summary_toggle_view(summaryview);
4557 }
4558
4559 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4560                                    SummaryView *summaryview)
4561 {
4562         if (!event) return;
4563
4564         if (event->button == 3) {
4565                 /* right clicked */
4566                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4567                                NULL, NULL, event->button, event->time);
4568         } else if (event->button == 2) {
4569                 summaryview->display_msg = TRUE;
4570         } else if (event->button == 1) {
4571                 if (!prefs_common.emulate_emacs &&
4572                     messageview_is_visible(summaryview->messageview))
4573                         summaryview->display_msg = TRUE;
4574         }
4575 }
4576
4577 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4578                                     SummaryView *summaryview)
4579 {
4580 }
4581
4582 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4583 {
4584         summary_key_pressed(summaryview->ctree, event, summaryview);
4585 }
4586
4587 #define BREAK_ON_MODIFIER_KEY() \
4588         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4589
4590 #define RETURN_IF_LOCKED() \
4591         if (summaryview->mainwin->lock_count) return
4592
4593 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4594                                 SummaryView *summaryview)
4595 {
4596         GtkCTree *ctree = GTK_CTREE(widget);
4597         GtkCTreeNode *node;
4598         MessageView *messageview;
4599         TextView *textview;
4600
4601         if (summary_is_locked(summaryview)) return;
4602         if (!event) return;
4603
4604         switch (event->keyval) {
4605         case GDK_Left:          /* Move focus */
4606         case GDK_Escape:
4607                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4608                 return;
4609         default:
4610                 break;
4611         }
4612
4613         if (!summaryview->selected) {
4614                 node = gtk_ctree_node_nth(ctree, 0);
4615                 if (node)
4616                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4617                 else
4618                         return;
4619         }
4620
4621         messageview = summaryview->messageview;
4622         if (messageview->type == MVIEW_MIME &&
4623             gtk_notebook_get_current_page
4624                 (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 1)
4625                 textview = messageview->mimeview->textview;
4626         else
4627                 textview = messageview->textview;
4628
4629         switch (event->keyval) {
4630         case GDK_space:         /* Page down or go to the next */
4631                 if (summaryview->displayed != summaryview->selected) {
4632                         summary_display_msg(summaryview,
4633                                             summaryview->selected);
4634                         break;
4635                 }
4636                 if (!textview_scroll_page(textview, FALSE))
4637                         summary_select_next_unread(summaryview);
4638                 break;
4639         case GDK_BackSpace:     /* Page up */
4640                 textview_scroll_page(textview, TRUE);
4641                 break;
4642         case GDK_Return:        /* Scroll up/down one line */
4643                 if (summaryview->displayed != summaryview->selected) {
4644                         summary_display_msg(summaryview,
4645                                             summaryview->selected);
4646                         break;
4647                 }
4648                 textview_scroll_one_line
4649                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4650                 break;
4651         case GDK_asterisk:      /* Mark */
4652                 summary_mark(summaryview);
4653                 break;
4654         case GDK_exclam:        /* Mark as unread */
4655                 summary_mark_as_unread(summaryview);
4656                 break;
4657         case GDK_Delete:
4658                 RETURN_IF_LOCKED();
4659                 BREAK_ON_MODIFIER_KEY();
4660                 summary_delete(summaryview);
4661                 break;
4662         default:
4663                 break;
4664         }
4665 }
4666
4667 static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
4668                                 SummaryView *summaryview)
4669 {
4670         if (event != NULL && event->keyval == GDK_Return)
4671                 summary_show(summaryview, summaryview->folder_item);
4672 }
4673
4674 static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
4675 {
4676         SummaryView *sw = (SummaryView *)data;
4677         if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
4678                 summary_show(sw, sw->folder_item);
4679 }
4680
4681 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4682 {
4683         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4684                 prefs_common.show_searchbar = TRUE;
4685                 gtk_widget_show(GTK_WIDGET(data));
4686         } else {
4687                 prefs_common.show_searchbar = FALSE;
4688                 gtk_widget_hide(GTK_WIDGET(data));
4689         }
4690 }
4691
4692 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4693 {
4694         if (summaryview->folder_item->stype == F_OUTBOX ||
4695             summaryview->folder_item->stype == F_DRAFT  ||
4696             summaryview->folder_item->stype == F_QUEUE)
4697                 summary_reedit(summaryview);
4698         else
4699                 summary_open_msg(summaryview);
4700
4701         summaryview->display_msg = FALSE;
4702 }
4703
4704 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4705                                   SummaryView *summaryview)
4706 {
4707         summary_set_row_marks(summaryview, node);
4708 }
4709
4710 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4711                                    SummaryView *summaryview)
4712 {
4713         summary_set_row_marks(summaryview, node);
4714 }
4715
4716 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4717                              gint column, SummaryView *summaryview)
4718 {
4719         MsgInfo *msginfo;
4720
4721         summary_status_show(summaryview);
4722
4723         if (GTK_CLIST(ctree)->selection &&
4724              GTK_CLIST(ctree)->selection->next) {
4725                 summaryview->display_msg = FALSE;
4726                 summary_set_menu_sensitive(summaryview);
4727                 toolbar_set_sensitive(summaryview->mainwin);
4728                 return;
4729         }
4730
4731         summaryview->selected = row;
4732
4733         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4734
4735         switch (column < 0 ? column : summaryview->col_state[column].type) {
4736         case S_COL_MARK:
4737                 if (MSG_IS_MARKED(msginfo->flags)) {
4738                         summary_unmark_row(summaryview, row);
4739                 } else
4740                         summary_mark_row(summaryview, row);
4741                 break;
4742         case S_COL_UNREAD:
4743                 if (MSG_IS_UNREAD(msginfo->flags)) {
4744                         summary_mark_row_as_read(summaryview, row);
4745                         summary_status_show(summaryview);
4746                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4747                          !MSG_IS_FORWARDED(msginfo->flags)) {
4748                         summary_mark_row_as_unread(summaryview, row);
4749                         summary_status_show(summaryview);
4750                 }
4751                 break;
4752         case S_COL_LOCKED:
4753                 if (MSG_IS_LOCKED(msginfo->flags)) {
4754                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4755                         summary_set_row_marks(summaryview, row);
4756                 }
4757                 else
4758                         summary_lock_row(summaryview, row);
4759                 break;
4760         default:
4761                 break;
4762         }
4763
4764         if (summaryview->display_msg ||
4765             (prefs_common.show_msg_with_cursor_key &&
4766              messageview_is_visible(summaryview->messageview))) {
4767                 summary_display_msg(summaryview, row);
4768                 summaryview->display_msg = FALSE;
4769         } else {
4770                 summary_set_menu_sensitive(summaryview);
4771                 toolbar_set_sensitive(summaryview->mainwin);
4772         }
4773 }
4774
4775 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4776                                 SummaryView *summaryview)
4777 {
4778         SummaryColumnType type = summaryview->col_state[column].type;
4779
4780         prefs_common.summary_col_size[type] = width;
4781 }
4782
4783 static void summary_reply_cb(SummaryView *summaryview, guint action,
4784                              GtkWidget *widget)
4785 {
4786         summary_reply(summaryview, (ComposeMode)action);
4787 }
4788
4789 static void summary_execute_cb(SummaryView *summaryview, guint action,
4790                                GtkWidget *widget)
4791 {
4792         summary_execute(summaryview);
4793 }
4794
4795 static void summary_show_all_header_cb(SummaryView *summaryview,
4796                                        guint action, GtkWidget *widget)
4797 {
4798         summary_display_msg_selected(summaryview,
4799                                      GTK_CHECK_MENU_ITEM(widget)->active);
4800 }
4801
4802 static void summary_add_address_cb(SummaryView *summaryview,
4803                                    guint action, GtkWidget *widget)
4804 {
4805         summary_add_address(summaryview);
4806 }
4807
4808 static void summary_create_filter_cb(SummaryView *summaryview,
4809                                      guint action, GtkWidget *widget)
4810 {
4811         summary_filter_open(summaryview, (PrefsFilterType)action);
4812 }
4813
4814 static void summary_sort_by_column_click(SummaryView *summaryview,
4815                                          FolderSortKey sort_key)
4816 {
4817         if (summaryview->sort_key == sort_key)
4818                 summary_sort(summaryview, sort_key,
4819                              summaryview->sort_type == SORT_ASCENDING
4820                              ? SORT_DESCENDING : SORT_ASCENDING);
4821         else
4822                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4823 }
4824
4825 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4826 {
4827         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4828 }
4829
4830 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4831 {
4832         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4833 }
4834
4835 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4836 {
4837         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4838 }
4839
4840 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4841 {
4842         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4843 }
4844
4845 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4846 {
4847         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4848 }
4849
4850 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4851 {
4852         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4853 }
4854
4855 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4856 {
4857         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4858 }
4859
4860 static void summary_subject_clicked(GtkWidget *button,
4861                                     SummaryView *summaryview)
4862 {
4863         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4864 }
4865
4866 static void summary_score_clicked(GtkWidget *button,
4867                                   SummaryView *summaryview)
4868 {
4869         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4870 }
4871
4872 static void summary_locked_clicked(GtkWidget *button,
4873                                    SummaryView *summaryview)
4874 {
4875         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4876 }
4877
4878 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4879                                SummaryView *summaryview)
4880 {
4881         GtkTargetList *list;
4882         GdkDragContext *context;
4883
4884         g_return_if_fail(summaryview != NULL);
4885         g_return_if_fail(summaryview->folder_item != NULL);
4886         g_return_if_fail(summaryview->folder_item->folder != NULL);
4887         if (summaryview->selected == NULL) return;
4888
4889         list = gtk_target_list_new(summary_drag_types, 1);
4890
4891         context = gtk_drag_begin(widget, list,
4892                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4893         gtk_drag_set_icon_default(context);
4894 }
4895
4896 static void summary_drag_data_get(GtkWidget        *widget,
4897                                   GdkDragContext   *drag_context,
4898                                   GtkSelectionData *selection_data,
4899                                   guint             info,
4900                                   guint             time,
4901                                   SummaryView      *summaryview)
4902 {
4903         if (info == TARGET_MAIL_URI_LIST) {
4904                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4905                 GList *cur;
4906                 MsgInfo *msginfo;
4907                 gchar *mail_list = NULL, *tmp1, *tmp2;
4908
4909                 for (cur = GTK_CLIST(ctree)->selection;
4910                      cur != NULL; cur = cur->next) {
4911                         msginfo = gtk_ctree_node_get_row_data
4912                                 (ctree, GTK_CTREE_NODE(cur->data));
4913                         tmp2 = procmsg_get_message_file(msginfo);
4914                         if (!tmp2) continue;
4915                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4916                         g_free(tmp2);
4917
4918                         if (!mail_list) {
4919                                 mail_list = tmp1;
4920                         } else {
4921                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4922                                 g_free(mail_list);
4923                                 g_free(tmp1);
4924                                 mail_list = tmp2;
4925                         }
4926                 }
4927
4928                 if (mail_list != NULL) {
4929                         gtk_selection_data_set(selection_data,
4930                                                selection_data->target, 8,
4931                                                mail_list, strlen(mail_list));
4932                         g_free(mail_list);
4933                 }
4934         } else if (info == TARGET_DUMMY) {
4935                 if (GTK_CLIST(summaryview->ctree)->selection)
4936                         gtk_selection_data_set(selection_data,
4937                                                selection_data->target, 8,
4938                                                "Dummy", 6);
4939         }
4940 }
4941
4942
4943 /* custom compare functions for sorting */
4944
4945 static gint summary_cmp_by_mark(GtkCList *clist,
4946                                 gconstpointer ptr1, gconstpointer ptr2)
4947 {
4948         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4949         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4950
4951         return MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags);
4952 }
4953
4954 static gint summary_cmp_by_unread(GtkCList *clist,
4955                                   gconstpointer ptr1, gconstpointer ptr2)
4956 {
4957         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4958         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4959
4960         return MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags);
4961 }
4962
4963 static gint summary_cmp_by_mime(GtkCList *clist,
4964                                 gconstpointer ptr1, gconstpointer ptr2)
4965 {
4966         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4967         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4968
4969         return MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags);
4970 }
4971
4972 static gint summary_cmp_by_num(GtkCList *clist,
4973                                gconstpointer ptr1, gconstpointer ptr2)
4974 {
4975         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4976         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4977
4978         return msginfo1->msgnum - msginfo2->msgnum;
4979 }
4980
4981 static gint summary_cmp_by_size(GtkCList *clist,
4982                                 gconstpointer ptr1, gconstpointer ptr2)
4983 {
4984         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4985         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4986
4987         return msginfo1->size - msginfo2->size;
4988 }
4989
4990 static gint summary_cmp_by_date(GtkCList *clist,
4991                                gconstpointer ptr1, gconstpointer ptr2)
4992 {
4993         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4994         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4995
4996         return msginfo1->date_t - msginfo2->date_t;
4997 }
4998
4999 static gint summary_cmp_by_from(GtkCList *clist,
5000                                gconstpointer ptr1, gconstpointer ptr2)
5001 {
5002         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5003         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5004
5005         if (!msginfo1->fromname)
5006                 return (msginfo2->fromname != NULL);
5007         if (!msginfo2->fromname)
5008                 return -1;
5009
5010         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
5011 }
5012
5013 static gint summary_cmp_by_to(GtkCList *clist,
5014                               gconstpointer ptr1, gconstpointer ptr2)
5015 {
5016         const gchar *str1, *str2;
5017         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5018         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5019         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5020
5021         g_return_val_if_fail(sv, -1);
5022
5023         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5024         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5025
5026         if (!str1)
5027                 return str2 != NULL;
5028
5029         if (!str2)
5030                 return -1;
5031
5032         if (g_strncasecmp(str1, "-->", 3) == 0)
5033                 str1 += 3;
5034         if (g_strncasecmp(str2, "-->", 3) == 0)
5035                 str2 += 3;
5036
5037         return strcasecmp(str1, str2);
5038 }
5039
5040 static gint summary_cmp_by_subject(GtkCList *clist,
5041                                gconstpointer ptr1, gconstpointer ptr2)
5042 {
5043         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5044         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5045
5046         if (!msginfo1->subject)
5047                 return (msginfo2->subject != NULL);
5048         if (!msginfo2->subject)
5049                 return -1;
5050
5051         return strcasecmp(msginfo1->subject, msginfo2->subject);
5052 }
5053
5054 static gint summary_cmp_by_simplified_subject
5055         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5056 {
5057         const PrefsFolderItem *prefs;
5058         const gchar *str1, *str2;
5059         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5060         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5061         const MsgInfo *msginfo1 = r1->data;
5062         const MsgInfo *msginfo2 = r2->data;
5063         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5064
5065         g_return_val_if_fail(sv, -1);
5066         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5067
5068         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5069         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5070
5071         if (!str1)
5072                 return str2 != NULL;
5073
5074         if (!str2)
5075                 return -1;
5076
5077         prefs = msginfo1->folder->prefs;
5078         if (!prefs)
5079                 prefs = msginfo2->folder->prefs;
5080         if (!prefs)
5081                 return -1;
5082
5083         return strcasecmp(str1, str2);
5084 }
5085
5086 static gint summary_cmp_by_label(GtkCList *clist,
5087                                  gconstpointer ptr1, gconstpointer ptr2)
5088 {
5089         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5090         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5091
5092         return MSG_GET_COLORLABEL(msginfo1->flags) -
5093                 MSG_GET_COLORLABEL(msginfo2->flags);
5094 }
5095
5096 static void news_flag_crosspost(MsgInfo *msginfo)
5097 {
5098         GString *line;
5099         gpointer key;
5100         gpointer value;
5101         Folder *mff = msginfo->folder->folder;
5102
5103         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
5104                 line = g_string_sized_new(128);
5105                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5106                 debug_print("nfcp: checking <%s>", line->str);
5107                 if (mff->newsart &&
5108                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5109                         debug_print(" <%s>", (gchar *)value);
5110                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5111                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5112                                 folder_update_item(msginfo->folder, FALSE);
5113                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
5114                         }
5115                         g_hash_table_remove(mff->newsart, key);
5116                         g_free(key);
5117                 }
5118                 g_string_free(line, TRUE);
5119                 debug_print("\n");
5120         }
5121 }
5122
5123 static gint summary_cmp_by_score(GtkCList *clist,
5124                                  gconstpointer ptr1, gconstpointer ptr2)
5125 {
5126         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5127         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5128         int diff;
5129
5130         /* if score are equal, sort by date */
5131
5132         diff = msginfo1->threadscore - msginfo2->threadscore;
5133         if (diff != 0)
5134                 return diff;
5135         else
5136                 return summary_cmp_by_date(clist, ptr1, ptr2);
5137 }
5138
5139 static gint summary_cmp_by_locked(GtkCList *clist,
5140                                   gconstpointer ptr1, gconstpointer ptr2)
5141 {
5142         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5143         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5144
5145         return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
5146 }
5147
5148 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5149 {
5150         SummaryView *summaryview = (SummaryView *) data;
5151         MsgInfo *msginfo;
5152
5153         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5154
5155         if (MSG_IS_NEW(msginfo->flags))
5156                 summaryview->newmsgs--;
5157         if (MSG_IS_UNREAD(msginfo->flags))
5158                 summaryview->unread--;
5159         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5160                 summaryview->unreadmarked--;
5161
5162         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5163
5164         summary_set_row_marks(summaryview, row);
5165         debug_print("Message %d is marked as ignore thread\n",
5166             msginfo->msgnum);
5167 }
5168
5169 static void summary_ignore_thread(SummaryView *summaryview)
5170 {
5171         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5172         GList *cur;
5173
5174         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5175                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
5176         }
5177         folder_update_items_when_required(FALSE);
5178
5179         summary_status_show(summaryview);
5180 }
5181
5182 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5183 {
5184         SummaryView *summaryview = (SummaryView *) data;
5185         MsgInfo *msginfo;
5186
5187         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5188
5189         if (MSG_IS_NEW(msginfo->flags))
5190                 summaryview->newmsgs++;
5191         if (MSG_IS_UNREAD(msginfo->flags))
5192                 summaryview->unread++;
5193         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5194                 summaryview->unreadmarked++;
5195
5196         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5197
5198         summary_set_row_marks(summaryview, row);
5199         debug_print("Message %d is marked as unignore thread\n",
5200             msginfo->msgnum);
5201 }
5202
5203 static void summary_unignore_thread(SummaryView *summaryview)
5204 {
5205         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5206         GList *cur;
5207
5208         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5209                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
5210         }
5211         folder_update_items_when_required(FALSE);
5212
5213         summary_status_show(summaryview);
5214 }
5215
5216 #if 0 /* OLD PROCESSING */
5217 static gboolean processing_apply_func(GNode *node, gpointer data)
5218 {
5219         FolderItem *item;
5220         GSList * processing;
5221         SummaryView * summaryview = (SummaryView *) data;
5222
5223         if (node == NULL)
5224                 return FALSE;
5225
5226         item = node->data;
5227         /* prevent from the warning */
5228         if (item->path == NULL)
5229                 return FALSE;
5230         processing = item->prefs->processing;
5231
5232
5233         if (processing != NULL) {
5234                 gchar * buf;
5235                 GSList * mlist;
5236                 GSList * cur;
5237
5238                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5239                 debug_print(buf);
5240                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5241                 g_free(buf);
5242
5243 /*
5244                 mlist = item->folder->get_msg_list(item->folder, item,
5245                                                    TRUE);
5246 */
5247                 mlist = folder_item_get_msg_list(item);
5248                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5249                         MsgInfo * msginfo;
5250
5251                         msginfo = (MsgInfo *) cur->data;
5252                         filter_message_by_msginfo(processing, msginfo, NULL);
5253                         procmsg_msginfo_free(msginfo);
5254                 }
5255
5256                 g_slist_free(mlist);
5257
5258                 STATUSBAR_POP(summaryview->mainwin);
5259         }
5260
5261
5262         return FALSE;
5263 }
5264
5265 void processing_apply(SummaryView * summaryview)
5266 {
5267         GList * cur;
5268
5269         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5270                 Folder *folder;
5271
5272                 folder = (Folder *) cur->data;
5273                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5274                                 processing_apply_func, summaryview);
5275         }
5276 }
5277 #endif
5278
5279 void summary_toggle_show_read_messages(SummaryView *summaryview)
5280 {
5281         if (summaryview->folder_item->hide_read_msgs)
5282                 summaryview->folder_item->hide_read_msgs = 0;
5283         else
5284                 summaryview->folder_item->hide_read_msgs = 1;
5285         summary_show(summaryview, summaryview->folder_item);
5286 }
5287
5288 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5289                                              guint action)
5290 {
5291         GtkWidget *widget;
5292
5293         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5294                                            "/View/Hide read messages");
5295         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5296                             GINT_TO_POINTER(1));
5297         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5298         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5299                             GINT_TO_POINTER(0));
5300 }
5301
5302 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5303 {
5304         GtkWidget *ctree = summaryview->ctree;
5305         GtkWidget *pixmap;
5306
5307         gtk_widget_destroy(summaryview->folder_pixmap);
5308
5309         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5310         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5311         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5312         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5313         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5314         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5315         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5316         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5317         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5318         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5319         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5320
5321         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5322         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5323         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5324         gtk_widget_show(pixmap);
5325         summaryview->folder_pixmap = pixmap;
5326
5327         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5328         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5329                               summaryview->quick_search_pixmap);
5330         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5331         gtk_widget_show(pixmap);
5332         summaryview->quick_search_pixmap = pixmap;
5333
5334         folderview_unselect(summaryview->folderview);
5335         folderview_select(summaryview->folderview, summaryview->folder_item);
5336 }
5337
5338 /*
5339  * Harvest addresses for selected messages in summary view.
5340  */
5341 void summary_harvest_address(SummaryView *summaryview)
5342 {
5343         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5344         GList *cur;
5345         GList *msgList;
5346         MsgInfo *msginfo;
5347
5348         msgList = NULL;
5349         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5350                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5351                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5352         }
5353         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5354         g_list_free( msgList );
5355 }
5356
5357 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5358 {
5359         int err;
5360         gchar buf[BUFFSIZE];
5361         regex_t *preg = NULL;
5362
5363         preg = g_new0(regex_t, 1);
5364
5365         err = string_match_precompile(simplify_subject_regexp,
5366                                       preg, REG_EXTENDED);
5367         if (err) {
5368                 regerror(err, preg, buf, BUFFSIZE);
5369                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5370                 g_free(preg);
5371                 preg = NULL;
5372         }
5373
5374         return preg;
5375 }
5376
5377 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5378 {
5379         g_return_if_fail(summaryview != NULL);
5380         g_return_if_fail(item != NULL);
5381
5382         /* Subject simplification */
5383         if(summaryview->simplify_subject_preg) {
5384                 regfree(summaryview->simplify_subject_preg);
5385                 g_free(summaryview->simplify_subject_preg);
5386                 summaryview->simplify_subject_preg = NULL;
5387         }
5388         if(item->prefs && item->prefs->simplify_subject_regexp &&
5389            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5390                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5391
5392         /* Sorting */
5393         summaryview->sort_key = item->sort_key;
5394         summaryview->sort_type = item->sort_type;
5395
5396         /* Threading */
5397         summaryview->threaded = item->threaded;
5398
5399         /* Scoring */
5400         if (global_scoring || item->prefs->scoring) {
5401                 summaryview->important_score = prefs_common.important_score;
5402                 if (item->prefs->important_score >
5403                     summaryview->important_score)
5404                         summaryview->important_score =
5405                                 item->prefs->important_score;
5406         }
5407 }
5408
5409 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5410 {
5411         /* Sorting */
5412         item->sort_key = summaryview->sort_key;
5413         item->sort_type = summaryview->sort_type;
5414
5415         /* Threading */
5416         item->threaded = summaryview->threaded;
5417 }
5418
5419 static void summary_update_msg(gpointer source, gpointer data) {
5420         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5421         SummaryView *summaryview = (SummaryView *)data;
5422         GtkCTreeNode *node;
5423
5424         g_return_if_fail(msginfo_update != NULL);
5425         g_return_if_fail(summaryview != NULL);
5426
5427         node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5428
5429         if (node)
5430                 summary_set_row_marks(summaryview, node);
5431 }
5432
5433 /*
5434  * End of Source.
5435  */