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_searchbar_focus_evt (GtkWidget              *ctree,
 270                                          GdkEventFocus          *event,
 271                                          SummaryView            *summaryview);
 272 static void summary_searchtype_changed  (GtkMenuItem            *widget,
 273                                          gpointer                data);
 274 static void summary_open_row            (GtkSCTree              *sctree,
 275                                          SummaryView            *summaryview);
 276 static void summary_tree_expanded       (GtkCTree               *ctree,
 277                                          GtkCTreeNode           *node,
 278                                          SummaryView            *summaryview);
 279 static void summary_tree_collapsed      (GtkCTree               *ctree,
 280                                          GtkCTreeNode           *node,
 281                                          SummaryView            *summaryview);
 282 static void summary_selected            (GtkCTree               *ctree,
 283                                          GtkCTreeNode           *row,
 284                                          gint                    column,
 285                                          SummaryView            *summaryview);
 286 static void summary_col_resized         (GtkCList               *clist,
 287                                          gint                    column,
 288                                          gint                    width,
 289                                          SummaryView            *summaryview);
 290 static void summary_reply_cb            (SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293 static void summary_execute_cb          (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299
 300 static void summary_add_address_cb      (SummaryView            *summaryview,
 301                                          guint                   action,
 302                                          GtkWidget              *widget);
 303 static void summary_create_filter_cb    (SummaryView            *summaryview,
 304                                          guint                   action,
 305                                          GtkWidget              *widget);
 306
 307 static void summary_mark_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_unread_clicked      (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_mime_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_num_clicked         (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_score_clicked       (GtkWidget *button,
 316                                          SummaryView *summaryview);
 317 static void summary_size_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_date_clicked        (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_from_clicked        (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_subject_clicked     (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_score_clicked       (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327 static void summary_locked_clicked      (GtkWidget              *button,
 328                                          SummaryView            *summaryview);
 329
 330 static void summary_start_drag          (GtkWidget        *widget,
 331                                          int button,
 332                                          GdkEvent *event,
 333                                          SummaryView      *summaryview);
 334 static void summary_drag_data_get       (GtkWidget        *widget,
 335                                          GdkDragContext   *drag_context,
 336                                          GtkSelectionData *selection_data,
 337                                          guint             info,
 338                                          guint             time,
 339                                          SummaryView      *summaryview);
 340
 341 /* custom compare functions for sorting */
 342
 343 static gint summary_cmp_by_mark         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_unread       (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_mime         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_num          (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_size         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_date         (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_from         (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,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_score        (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_label        (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377 static gint summary_cmp_by_to           (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_locked       (GtkCList               *clist,
 381                                          gconstpointer           ptr1,
 382                                          gconstpointer           ptr2);
 383
 384 static void news_flag_crosspost         (MsgInfo *msginfo);
 385
 386 static void tog_searchbar_cb            (GtkWidget      *w,
 387                                          gpointer        data);
 388
 389 static void summary_find_answers        (SummaryView    *summaryview,
 390                                          MsgInfo        *msg);
 391
 392 static gboolean summary_update_msg      (gpointer source, gpointer data);
 393
 394 GtkTargetEntry summary_drag_types[1] =
 395 {
 396         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 397 };
 398
 399 static GtkItemFactoryEntry summary_popup_entries[] =
 400 {
 401         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 402         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 403         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 404         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 405         {N_("/Repl_y to/mailing _list"),
 406                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 407         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 408         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 409         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 410         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 411         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 412         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 413         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 414         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 415         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 416         {N_("/_Delete"),                "<control>D", summary_delete,   0, NULL},
 417         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 418         {N_("/E_xecute"),               "X", summary_execute_cb,        0, NULL},
 419         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 420         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 421         {N_("/_Mark/_Mark"),            "<shift>asterisk", summary_mark,        0, NULL},
 422         {N_("/_Mark/_Unmark"),          "U", summary_unmark,    0, NULL},
 423         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 424         {N_("/_Mark/Mark as unr_ead"),  "<shift>exclam", summary_mark_as_unread, 0, NULL},
 425         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 426         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 427         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 428         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 429         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 430
 431         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 432         {N_("/Add sender to address boo_k"),
 433                                         NULL, summary_add_address_cb, 0, NULL},
 434         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 435         {N_("/Create f_ilter rule/_Automatically"),
 436                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 437         {N_("/Create f_ilter rule/by _From"),
 438                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 439         {N_("/Create f_ilter rule/by _To"),
 440                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 441         {N_("/Create f_ilter rule/by _Subject"),
 442                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 443         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 444         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 445         {N_("/_View/Open in new _window"),
 446                                         "<control><alt>N", summary_open_msg,    0, NULL},
 447         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 448         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 449         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 450         {N_("/_Save as..."),            "<control>S", summary_save_as,  0, NULL},
 451         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 452         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 453         {N_("/Select _all"),            "<control>A", summary_select_all, 0, NULL},
 454         {N_("/Select t_hread"),         NULL, summary_select_thread, 0, NULL}
 455 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 456
 457 static const gchar *const col_label[N_SUMMARY_COLS] = {
 458         N_("M"),        /* S_COL_MARK    */
 459         N_("U"),        /* S_COL_UNREAD  */
 460         "",             /* S_COL_MIME    */
 461         N_("Subject"),  /* S_COL_SUBJECT */
 462         N_("From"),     /* S_COL_FROM    */
 463         N_("Date"),     /* S_COL_DATE    */
 464         N_("Size"),     /* S_COL_SIZE    */
 465         N_("No."),      /* S_COL_NUMBER  */
 466         N_("Score"),    /* S_COL_SCORE   */
 467         N_("L")         /* S_COL_LOCKED  */
 468 };
 469
 470 SummaryView *summary_create(void)
 471 {
 472         SummaryView *summaryview;
 473         GtkWidget *vbox;
 474         GtkWidget *scrolledwin;
 475         GtkWidget *ctree;
 476         GtkWidget *hbox;
 477         GtkWidget *hbox_l;
 478         GtkWidget *hbox_search;
 479         GtkWidget *statlabel_folder;
 480         GtkWidget *statlabel_select;
 481         GtkWidget *statlabel_msgs;
 482         GtkWidget *hbox_spc;
 483         GtkWidget *toggle_eventbox;
 484         GtkWidget *toggle_arrow;
 485         GtkWidget *popupmenu;
 486         GtkWidget *search_type_opt;
 487         GtkWidget *search_type;
 488         GtkWidget *search_string;
 489         GtkWidget *menuitem;
 490         GtkWidget *toggle_search;
 491         GtkTooltips *search_tip;
 492         GtkItemFactory *popupfactory;
 493         gint n_entries;
 494
 495         debug_print("Creating summary view...\n");
 496         summaryview = g_new0(SummaryView, 1);
 497
 498 #define SUMMARY_VBOX_SPACING 3
 499         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 500
 501         /* create status label */
 502         hbox = gtk_hbox_new(FALSE, 0);
 503
 504         search_tip = gtk_tooltips_new();
 505         toggle_search = gtk_toggle_button_new();
 506
 507         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 508                              toggle_search,
 509                              _("Toggle quick-search bar"), NULL);
 510
 511         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 512
 513         hbox_l = gtk_hbox_new(FALSE, 0);
 514         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 515
 516         statlabel_folder = gtk_label_new("");
 517         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 518         statlabel_select = gtk_label_new("");
 519         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 520
 521         /* toggle view button */
 522         toggle_eventbox = gtk_event_box_new();
 523         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 524         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 525         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 526         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 527                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 528                            summaryview);
 529
 530
 531         statlabel_msgs = gtk_label_new("");
 532         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 533
 534         hbox_spc = gtk_hbox_new(FALSE, 0);
 535         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 536
 537         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 538         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 539                                        GTK_POLICY_AUTOMATIC,
 540                                        GTK_POLICY_ALWAYS);
 541         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 542         gtk_widget_set_usize(vbox,
 543                              prefs_common.summaryview_width,
 544                              prefs_common.summaryview_height);
 545
 546         ctree = summary_ctree_create(summaryview);
 547
 548         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 549                                             GTK_CLIST(ctree)->hadjustment);
 550         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 551                                             GTK_CLIST(ctree)->vadjustment);
 552         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 553
 554         /* status label */
 555         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 556
 557         /* quick search */
 558         hbox_search = gtk_hbox_new(FALSE, 0);
 559         gtk_box_pack_start(GTK_BOX(vbox), hbox_search, FALSE, FALSE, 0);
 560
 561         search_type_opt = gtk_option_menu_new();
 562         gtk_widget_show(search_type_opt);
 563         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 564
 565         search_type = gtk_menu_new();
 566         MENUITEM_ADD (search_type, menuitem, _("Subject"), S_SEARCH_SUBJECT);
 567         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 568                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 569                            summaryview);
 570         MENUITEM_ADD (search_type, menuitem, _("From"), S_SEARCH_FROM);
 571         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 572                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 573                            summaryview);
 574         MENUITEM_ADD (search_type, menuitem, _("To"), S_SEARCH_TO);
 575         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 576                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 577                            summaryview);
 578         MENUITEM_ADD (search_type, menuitem, _("Extended"), S_SEARCH_EXTENDED);
 579         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 580                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 581                            summaryview);
 582
 583         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 584
 585         gtk_option_menu_set_history(GTK_OPTION_MENU(search_type_opt), prefs_common.summary_quicksearch_type);
 586
 587         gtk_widget_show(search_type);
 588
 589         search_string = gtk_entry_new();
 590
 591         gtk_box_pack_start(GTK_BOX(hbox_search), search_string, FALSE, FALSE, 2);
 592
 593         gtk_widget_show(search_string);
 594         gtk_widget_show(hbox_search);
 595
 596         gtk_signal_connect(GTK_OBJECT(search_string), "key_press_event",
 597                            GTK_SIGNAL_FUNC(summary_searchbar_pressed),
 598                            summaryview);
 599
 600         gtk_signal_connect(GTK_OBJECT(search_string), "focus_in_event",
 601                            GTK_SIGNAL_FUNC(summary_searchbar_focus_evt),
 602                            summaryview);
 603
 604         gtk_signal_connect(GTK_OBJECT(search_string), "focus_out_event",
 605                            GTK_SIGNAL_FUNC(summary_searchbar_focus_evt),
 606                            summaryview);
 607
 608         gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
 609                         GTK_SIGNAL_FUNC(tog_searchbar_cb), summaryview);
 610
 611         /* create popup menu */
 612         n_entries = sizeof(summary_popup_entries) /
 613                 sizeof(summary_popup_entries[0]);
 614         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 615                                       "<SummaryView>", &popupfactory,
 616                                       summaryview);
 617
 618         summaryview->vbox = vbox;
 619         summaryview->scrolledwin = scrolledwin;
 620         summaryview->ctree = ctree;
 621         summaryview->hbox = hbox;
 622         summaryview->hbox_l = hbox_l;
 623         summaryview->hbox_search = hbox_search;
 624         summaryview->statlabel_folder = statlabel_folder;
 625         summaryview->statlabel_select = statlabel_select;
 626         summaryview->statlabel_msgs = statlabel_msgs;
 627         summaryview->toggle_eventbox = toggle_eventbox;
 628         summaryview->toggle_arrow = toggle_arrow;
 629         summaryview->toggle_search = toggle_search;
 630         summaryview->popupmenu = popupmenu;
 631         summaryview->popupfactory = popupfactory;
 632         summaryview->lock_count = 0;
 633         summaryview->search_type_opt = search_type_opt;
 634         summaryview->search_type = search_type;
 635         summaryview->search_string = search_string;
 636         summaryview->msginfo_update_callback_id =
 637                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 638
 639         /* CLAWS: need this to get the SummaryView * from
 640          * the CList */
 641         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 642
 643         gtk_widget_show_all(vbox);
 644
 645         return summaryview;
 646 }
 647
 648 void summary_init(SummaryView *summaryview)
 649 {
 650         GtkStyle *style;
 651         GtkWidget *pixmap;
 652
 653         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 654                          &markxpm, &markxpmmask);
 655         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 656                          &deletedxpm, &deletedxpmmask);
 657         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 658                          &newxpm, &newxpmmask);
 659         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 660                          &unreadxpm, &unreadxpmmask);
 661         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 662                          &repliedxpm, &repliedxpmmask);
 663         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 664                          &forwardedxpm, &forwardedxpmmask);
 665         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 666                          &clipxpm, &clipxpmmask);
 667         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 668                          &lockedxpm, &lockedxpmmask);
 669         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 670                          &ignorethreadxpm, &ignorethreadxpmmask);
 671         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 672                          &clipkeyxpm, &clipkeyxpmmask);
 673         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 674                          &keyxpm, &keyxpmmask);
 675
 676         if (!small_style) {
 677                 small_style = gtk_style_copy
 678                         (gtk_widget_get_style(summaryview->ctree));
 679                 if (!smallfont)
 680                         smallfont = gtkut_font_load(SMALL_FONT);
 681                 small_style->font = smallfont;
 682                 small_marked_style = gtk_style_copy(small_style);
 683                 small_marked_style->fg[GTK_STATE_NORMAL] =
 684                         summaryview->color_marked;
 685                 small_deleted_style = gtk_style_copy(small_style);
 686                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 687                         summaryview->color_dim;
 688         }
 689         if (!bold_style) {
 690                 bold_style = gtk_style_copy
 691                         (gtk_widget_get_style(summaryview->ctree));
 692                 if (!boldfont)
 693                         boldfont = gtkut_font_load(BOLD_FONT);
 694                 bold_style->font = boldfont;
 695                 bold_marked_style = gtk_style_copy(bold_style);
 696                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 697                         summaryview->color_marked;
 698                 bold_deleted_style = gtk_style_copy(bold_style);
 699                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 700                         summaryview->color_dim;
 701         }
 702
 703         style = gtk_style_copy(gtk_widget_get_style
 704                                 (summaryview->statlabel_folder));
 705
 706         gtk_widget_set_style(summaryview->statlabel_folder, style);
 707         gtk_widget_set_style(summaryview->statlabel_select, style);
 708         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 709
 710         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 711         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 712         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 713         gtk_widget_show(pixmap);
 714         summaryview->folder_pixmap = pixmap;
 715
 716         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 717         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 718         gtk_widget_show(pixmap);
 719         summaryview->quick_search_pixmap = pixmap;
 720
 721         /* Init summaryview prefs */
 722         summaryview->sort_key = SORT_BY_NONE;
 723         summaryview->sort_type = SORT_ASCENDING;
 724
 725         /* Init summaryview extra data */
 726         summaryview->simplify_subject_preg = NULL;
 727
 728         summary_clear_list(summaryview);
 729         summary_set_column_titles(summaryview);
 730         summary_colorlabel_menu_create(summaryview);
 731         summary_set_menu_sensitive(summaryview);
 732
 733 }
 734
 735 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 736                                                  GtkCTreeNode *current_node)
 737 {
 738         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 739         GtkCTreeNode *node;
 740         MsgInfo *msginfo;
 741         gint best_score = MIN_SCORE;
 742         GtkCTreeNode *best_node = NULL;
 743
 744         if (current_node)
 745                 /*node = current_node;*/
 746                 node = GTK_CTREE_NODE_NEXT(current_node);
 747         else
 748                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 749
 750         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 751                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 752                 if (msginfo->score >= summaryview->important_score)
 753                         break;
 754                 if (msginfo->score > best_score) {
 755                         best_score = msginfo->score;
 756                         best_node = node;
 757                 }
 758         }
 759
 760         if (node != NULL)
 761                 return node;
 762         else
 763                 return best_node;
 764 }
 765
 766 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 767                                                  GtkCTreeNode *current_node)
 768 {
 769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 770         GtkCTreeNode *node;
 771         MsgInfo *msginfo;
 772         gint best_score = MIN_SCORE;
 773         GtkCTreeNode *best_node = NULL;
 774
 775         if (current_node)
 776                 /*node = current_node;*/
 777                 node = GTK_CTREE_NODE_PREV(current_node);
 778         else
 779                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 780
 781         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 782                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 783                 if (msginfo->score >= summaryview->important_score)
 784                         break;
 785                 if (msginfo->score > best_score) {
 786                         best_score = msginfo->score;
 787                         best_node = node;
 788                 }
 789         }
 790
 791         if (node != NULL)
 792                 return node;
 793         else
 794                 return best_node;
 795 }
 796
 797 #define CURRENTLY_DISPLAYED(m) \
 798 ( (m->msgnum == displayed_msgnum) \
 799   && (!g_strcasecmp(m->folder->name,item->name)) )
 800
 801 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 802 {
 803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 804         GtkCTreeNode *node;
 805         GSList *mlist = NULL;
 806         gchar *buf;
 807         gboolean is_refresh;
 808         guint selected_msgnum = 0;
 809         guint displayed_msgnum = 0;
 810         GSList *cur;
 811
 812         if (summary_is_locked(summaryview)) return FALSE;
 813
 814         inc_lock();
 815         summary_lock(summaryview);
 816
 817         if (item != summaryview->folder_item) {
 818                 /* changing folder, reset search */
 819                 gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), "");
 820         }
 821
 822         /* STATUSBAR_POP(summaryview->mainwin); */
 823
 824         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 825         if (is_refresh) {
 826                 selected_msgnum = summary_get_msgnum(summaryview,
 827                                                      summaryview->selected);
 828                 displayed_msgnum = summary_get_msgnum(summaryview,
 829                                                       summaryview->displayed);
 830         }
 831
 832         /* process the marks if any */
 833         if (summaryview->mainwin->lock_count == 0 &&
 834             (summaryview->moved > 0 || summaryview->copied > 0)) {
 835                 AlertValue val;
 836
 837                 val = alertpanel(_("Process mark"),
 838                                  _("Some marks are left. Process it?"),
 839                                  _("Yes"), _("No"), _("Cancel"));
 840                 if (G_ALERTDEFAULT == val) {
 841                         summary_unlock(summaryview);
 842                         summary_execute(summaryview);
 843                         summary_lock(summaryview);
 844                 } else if (G_ALERTALTERNATE == val) {
 845                         /* DO NOTHING */
 846                 } else {
 847                         summary_unlock(summaryview);
 848                         inc_unlock();
 849                         return FALSE;
 850                 }
 851                 folder_update_op_count();
 852         }
 853
 854         gtk_clist_freeze(GTK_CLIST(ctree));
 855
 856         summary_clear_list(summaryview);
 857         summary_set_column_titles(summaryview);
 858         if (!is_refresh)
 859                 messageview_clear(summaryview->messageview);
 860
 861         buf = NULL;
 862         if (!item || !item->path || !item->parent || item->no_select ||
 863             (item->folder->type == F_MH &&
 864              ((buf = folder_item_get_path(item)) == NULL ||
 865               change_dir(buf) < 0))) {
 866                 g_free(buf);
 867                 debug_print("empty folder\n\n");
 868                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 869                 if (is_refresh)
 870                         messageview_clear(summaryview->messageview);
 871                 summary_clear_all(summaryview);
 872                 summaryview->folder_item = item;
 873                 gtk_clist_thaw(GTK_CLIST(ctree));
 874                 summary_unlock(summaryview);
 875                 inc_unlock();
 876                 return TRUE;
 877         }
 878         g_free(buf);
 879
 880         summaryview->folder_item = item;
 881         item->opened = TRUE;
 882
 883         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 884
 885         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 886         debug_print("%s\n", buf);
 887         STATUSBAR_PUSH(summaryview->mainwin, buf);
 888         g_free(buf);
 889
 890         main_window_cursor_wait(summaryview->mainwin);
 891
 892 /*
 893         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 894
 895         !!! NEW !!!
 896         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 897         BY OTHER PROGRAMS TO THE FOLDER
 898 */
 899         mlist = folder_item_get_msg_list(item);
 900 #if 0
 901         summary_processing(summaryview, mlist);
 902 #endif
 903         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 904                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 905
 906                 msginfo->score = score_message(global_scoring, msginfo);
 907                 if (msginfo->score != MAX_SCORE &&
 908                     msginfo->score != MIN_SCORE) {
 909                         msginfo->score += score_message(item->prefs->scoring,
 910                                                         msginfo);
 911                 }
 912         }
 913
 914         if (summaryview->folder_item->hide_read_msgs) {
 915                 GSList *not_killed;
 916
 917                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 918                 not_killed = NULL;
 919                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 920                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 921
 922                         if ((MSG_IS_UNREAD(msginfo->flags)
 923                              || MSG_IS_MARKED(msginfo->flags)
 924                              || MSG_IS_LOCKED(msginfo->flags)
 925                              || CURRENTLY_DISPLAYED(msginfo))
 926                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 927                             not_killed = g_slist_append(not_killed, msginfo);
 928                         else
 929                                 procmsg_msginfo_free(msginfo);
 930                 }
 931                 g_slist_free(mlist);
 932                 mlist = not_killed;
 933         } else {
 934                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 935         }
 936
 937         if (strlen(gtk_entry_get_text(GTK_ENTRY(summaryview->search_string))) > 0) {
 938                 GSList *not_killed;
 939                 gint search_type = GPOINTER_TO_INT(gtk_object_get_user_data(
 940                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 941                                    GTK_MENU(summaryview->search_type))))));
 942                 gchar *search_string = gtk_entry_get_text(GTK_ENTRY(summaryview->search_string));
 943                 gchar *searched_header = NULL;
 944                 MatcherList * tmp_list = NULL;
 945
 946                 if (search_type == S_SEARCH_EXTENDED) {
 947                         char *newstr = NULL;
 948
 949                         newstr = expand_search_string(search_string);
 950                         if (newstr) {
 951                                 tmp_list = matcher_parser_get_cond(newstr);
 952                                 g_free(newstr);
 953                         }
 954                         else
 955                                 tmp_list = NULL;
 956                 }
 957
 958                 not_killed = NULL;
 959                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 960                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 961
 962                         switch (search_type) {
 963                         case S_SEARCH_SUBJECT:
 964                                 searched_header = msginfo->subject;
 965                                 break;
 966                         case S_SEARCH_FROM:
 967                                 searched_header = msginfo->from;
 968                                 break;
 969                         case S_SEARCH_TO:
 970                                 searched_header = msginfo->to;
 971                                 break;
 972                         case S_SEARCH_EXTENDED:
 973                                 break;
 974                         default:
 975                                 debug_print("unknown search type (%d)\n", search_type);
 976                                 break;
 977                         }
 978                         if (search_type != S_SEARCH_EXTENDED) {
 979                                 if (searched_header && strcasestr(searched_header, search_string) != NULL)
 980                                         not_killed = g_slist_append(not_killed, msginfo);
 981                                 else
 982                                         procmsg_msginfo_free(msginfo);
 983                         } else {
 984                                 if ((tmp_list != NULL) && matcherlist_match(tmp_list, msginfo))
 985                                         not_killed = g_slist_append(not_killed, msginfo);
 986                                 else
 987                                         procmsg_msginfo_free(msginfo);
 988                         }
 989                 }
 990                 if (search_type == S_SEARCH_EXTENDED && tmp_list != NULL) {
 991                         matcherlist_free(tmp_list);
 992                         tmp_list = NULL;
 993                 }
 994
 995                 g_slist_free(mlist);
 996                 mlist = not_killed;
 997         }
 998
 999         if ((global_scoring || item->prefs->scoring)) {
1000                 GSList *not_killed;
1001                 gint kill_score;
1002
1003                 not_killed = NULL;
1004                 kill_score = prefs_common.kill_score;
1005                 if (item->prefs->kill_score > kill_score)
1006                         kill_score = item->prefs->kill_score;
1007                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
1008                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1009
1010                         if (msginfo->score > kill_score)
1011                                 not_killed = g_slist_append(not_killed, msginfo);
1012                         else
1013                                 procmsg_msginfo_free(msginfo);
1014                 }
1015                 g_slist_free(mlist);
1016                 mlist = not_killed;
1017         }
1018
1019         STATUSBAR_POP(summaryview->mainwin);
1020
1021         /* set ctree and hash table from the msginfo list
1022            creating thread, and count the number of messages */
1023         summary_set_ctree_from_list(summaryview, mlist);
1024
1025         g_slist_free(mlist);
1026
1027         if (summaryview->sort_key != SORT_BY_NONE)
1028                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
1029
1030         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
1031
1032         gtk_clist_thaw(GTK_CLIST(ctree));
1033
1034         if (is_refresh) {
1035                 summaryview->displayed =
1036                         summary_find_msg_by_msgnum(summaryview,
1037                                                    displayed_msgnum);
1038                 if (!summaryview->displayed)
1039                         messageview_clear(summaryview->messageview);
1040                 summary_select_by_msgnum(summaryview, selected_msgnum);
1041                 if (!summaryview->selected) {
1042                         /* no selected message - select first unread
1043                            message, but do not display it */
1044                         node = summary_find_next_flagged_msg(summaryview, NULL,
1045                                                              MSG_UNREAD, FALSE);
1046                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1047                                 node = gtk_ctree_node_nth
1048                                         (ctree,
1049                                          item->sort_type == SORT_DESCENDING
1050                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1051                         summary_select_node(summaryview, node, FALSE, TRUE);
1052                 }
1053         } else {
1054                 /* select first unread message */
1055                 if (summaryview->sort_key == SORT_BY_SCORE)
1056                         node = summary_find_next_important_score(summaryview,
1057                                                                  NULL);
1058                 else
1059                 node = summary_find_next_flagged_msg(summaryview, NULL,
1060                                                      MSG_UNREAD, FALSE);
1061                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1062                         node = gtk_ctree_node_nth
1063                                 (ctree,
1064                                  item->sort_type == SORT_DESCENDING
1065                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1066                 }
1067                 if (prefs_common.open_unread_on_enter) {
1068                         summary_unlock(summaryview);
1069                         summary_select_node(summaryview, node, TRUE, TRUE);
1070                         summary_lock(summaryview);
1071                 } else
1072                         summary_select_node(summaryview, node, FALSE, TRUE);
1073         }
1074
1075         summary_set_column_titles(summaryview);
1076         summary_status_show(summaryview);
1077         summary_set_menu_sensitive(summaryview);
1078         toolbar_main_set_sensitive(summaryview->mainwin);
1079
1080         debug_print("\n");
1081         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1082         STATUSBAR_POP(summaryview->mainwin);
1083         main_window_cursor_normal(summaryview->mainwin);
1084         summary_unlock(summaryview);
1085         inc_unlock();
1086
1087         return TRUE;
1088 }
1089
1090 #undef CURRENTLY_DISPLAYED
1091
1092 void summary_clear_list(SummaryView *summaryview)
1093 {
1094         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1095         gint optimal_width;
1096
1097         gtk_clist_freeze(clist);
1098
1099         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1100                                 NULL, summary_free_msginfo_func, NULL);
1101
1102         if (summaryview->folder_item) {
1103                 summaryview->folder_item->opened = FALSE;
1104                 summaryview->folder_item = NULL;
1105         }
1106
1107         summaryview->display_msg = FALSE;
1108
1109         summaryview->selected  = NULL;
1110         summaryview->displayed = NULL;
1111         summaryview->newmsgs   = summaryview->unread     = 0;
1112         summaryview->messages  = summaryview->total_size = 0;
1113         summaryview->deleted   = summaryview->moved      = 0;
1114         summaryview->copied    = 0;
1115         if (summaryview->msgid_table) {
1116                 g_hash_table_destroy(summaryview->msgid_table);
1117                 summaryview->msgid_table = NULL;
1118         }
1119         if (summaryview->subject_table) {
1120                 g_hash_table_destroy(summaryview->subject_table);
1121                 summaryview->subject_table = NULL;
1122         }
1123         summaryview->mlist = NULL;
1124
1125         gtk_clist_clear(clist);
1126         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1127                 optimal_width = gtk_clist_optimal_column_width
1128                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1129                 gtk_clist_set_column_width
1130                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1131                          optimal_width);
1132         }
1133
1134         gtk_clist_thaw(clist);
1135 }
1136
1137 void summary_clear_all(SummaryView *summaryview)
1138 {
1139         summary_clear_list(summaryview);
1140         summary_set_menu_sensitive(summaryview);
1141         toolbar_main_set_sensitive(summaryview->mainwin);
1142         summary_status_show(summaryview);
1143 }
1144
1145 void summary_lock(SummaryView *summaryview)
1146 {
1147         summaryview->lock_count++;
1148 }
1149
1150 void summary_unlock(SummaryView *summaryview)
1151 {
1152         if (summaryview->lock_count)
1153                 summaryview->lock_count--;
1154 }
1155
1156 gboolean summary_is_locked(SummaryView *summaryview)
1157 {
1158         return summaryview->lock_count > 0;
1159 }
1160
1161 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1162 {
1163         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1164         SummarySelection selection;
1165
1166         if (!clist->row_list)
1167                 selection = SUMMARY_NONE;
1168         else if (!clist->selection)
1169                 selection = SUMMARY_SELECTED_NONE;
1170         else if (!clist->selection->next)
1171                 selection = SUMMARY_SELECTED_SINGLE;
1172         else
1173                 selection = SUMMARY_SELECTED_MULTIPLE;
1174
1175         return selection;
1176 }
1177
1178 static void summary_set_menu_sensitive(SummaryView *summaryview)
1179 {
1180         GtkItemFactory *ifactory = summaryview->popupfactory;
1181         SummarySelection selection;
1182         GtkWidget *menuitem;
1183         gboolean sens;
1184
1185         selection = summary_get_selection_type(summaryview);
1186         main_window_set_menu_sensitive(summaryview->mainwin);
1187
1188         if (selection == SUMMARY_NONE) {
1189                 GtkWidget *submenu;
1190
1191                 submenu = gtk_item_factory_get_widget
1192                         (summaryview->popupfactory, "/Mark");
1193                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1194                 menu_set_insensitive_all
1195                         (GTK_MENU_SHELL(summaryview->popupmenu));
1196                 return;
1197         }
1198
1199         if (summaryview->folder_item->folder->type != F_NEWS)
1200                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1201         else
1202                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1203
1204 #if 0
1205         menu_set_sensitive(ifactory, "/Delete", TRUE);
1206 #endif
1207         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1208         menu_set_sensitive(ifactory, "/Execute", TRUE);
1209
1210         menu_set_sensitive(ifactory, "/Mark", TRUE);
1211         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1212         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1213
1214         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1215         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1216         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1217         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1218         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1219
1220         menu_set_sensitive(ifactory, "/Color label", TRUE);
1221
1222         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1223         menu_set_sensitive(ifactory, "/Reply",                    sens);
1224         menu_set_sensitive(ifactory, "/Reply to",                 sens);
1225         menu_set_sensitive(ifactory, "/Reply to/all",             sens);
1226         menu_set_sensitive(ifactory, "/Reply to/sender",          sens);
1227         menu_set_sensitive(ifactory, "/Reply to/mailing list",    sens);
1228         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1229         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1230
1231         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1232         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1233
1234         menu_set_sensitive(ifactory, "/View", sens);
1235         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1236         menu_set_sensitive(ifactory, "/View/Source", sens);
1237         menu_set_sensitive(ifactory, "/View/All header", sens);
1238         if (summaryview->folder_item->stype == F_OUTBOX ||
1239             summaryview->folder_item->stype == F_DRAFT  ||
1240             summaryview->folder_item->stype == F_QUEUE)
1241                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1242         else
1243                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1244
1245         menu_set_sensitive(ifactory, "/Save as...", TRUE);
1246         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1247
1248         menu_set_sensitive(ifactory, "/Select all", TRUE);
1249         menu_set_sensitive(ifactory, "/Select thread", sens);
1250         if (summaryview->folder_item->folder->account)
1251                 sens = summaryview->folder_item->folder->account->protocol
1252                         == A_NNTP;
1253         else
1254                 sens = FALSE;
1255         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1256         menu_set_sensitive(ifactory, "/Cancel a news message", sens);
1257         menu_set_sensitive(ifactory, "/Delete", !sens);
1258
1259         summary_lock(summaryview);
1260         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1261         gtk_check_menu_item_set_active
1262                 (GTK_CHECK_MENU_ITEM(menuitem),
1263                  summaryview->messageview->textview->show_all_headers);
1264         summary_unlock(summaryview);
1265 }
1266
1267 void summary_select_prev_unread(SummaryView *summaryview)
1268 {
1269         GtkCTreeNode *node;
1270
1271         node = summary_find_prev_flagged_msg
1272                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1273
1274         if (!node) {
1275                 AlertValue val = 0;
1276
1277                 switch (prefs_common.next_unread_msg_dialog) {
1278                         case NEXTUNREADMSGDIALOG_ALWAYS:
1279                                 val = alertpanel(_("No more unread messages"),
1280                                                  _("No unread message found. "
1281                                                    "Search from the end?"),
1282                                                  _("Yes"), _("No"), NULL);
1283                                 break;
1284                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1285                                 val = G_ALERTDEFAULT;
1286                                 break;
1287                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1288                                 val = !G_ALERTDEFAULT;
1289                                 break;
1290                         default:
1291                                 debug_print(
1292                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1293                 }
1294                 if (val != G_ALERTDEFAULT) return;
1295                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1296                                                      MSG_UNREAD, FALSE);
1297         }
1298
1299         if (!node)
1300                 alertpanel_notice(_("No unread messages."));
1301         else
1302                 summary_select_node(summaryview, node, TRUE, FALSE);
1303 }
1304
1305 void summary_select_next_unread(SummaryView *summaryview)
1306 {
1307         GtkCTreeNode *node = summaryview->selected;
1308         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1309
1310         node = summary_find_next_flagged_msg
1311                 (summaryview, node, MSG_UNREAD, FALSE);
1312
1313         if (node)
1314                 summary_select_node(summaryview, node, TRUE, FALSE);
1315         else {
1316                 node = summary_find_next_flagged_msg
1317                         (summaryview, NULL, MSG_UNREAD, FALSE);
1318                 if (node == NULL) {
1319                         AlertValue val = 0;
1320
1321                         switch (prefs_common.next_unread_msg_dialog) {
1322                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1323                                         val = alertpanel(_("No more unread messages"),
1324                                                          _("No unread message found. "
1325                                                            "Go to next folder?"),
1326                                                          _("Yes"), _("No"), NULL);
1327                                         break;
1328                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1329                                         val = G_ALERTDEFAULT;
1330                                         break;
1331                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1332                                         val = G_ALERTOTHER;
1333                                         break;
1334                                 default:
1335                                         debug_print(
1336                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1337                         }
1338
1339                         if (val == G_ALERTDEFAULT) {
1340                                 if (gtk_signal_n_emissions_by_name
1341                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1342                                                 gtk_signal_emit_stop_by_name
1343                                                         (GTK_OBJECT(ctree),
1344                                                          "key_press_event");
1345                                 folderview_select_next_unread(summaryview->folderview);
1346                                 return;
1347                         }
1348                         else
1349                                 return;
1350                 } else
1351                         summary_select_node(summaryview, node, TRUE, FALSE);
1352
1353         }
1354 }
1355
1356 void summary_select_prev_new(SummaryView *summaryview)
1357 {
1358         GtkCTreeNode *node;
1359
1360         node = summary_find_prev_flagged_msg
1361                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1362
1363         if (!node) {
1364                 AlertValue val;
1365
1366                 val = alertpanel(_("No more new messages"),
1367                                  _("No new message found. "
1368                                    "Search from the end?"),
1369                                  _("Yes"), _("No"), NULL);
1370                 if (val != G_ALERTDEFAULT) return;
1371                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1372                                                      MSG_NEW, FALSE);
1373         }
1374
1375         if (!node)
1376                 alertpanel_notice(_("No new messages."));
1377         else
1378                 summary_select_node(summaryview, node, TRUE, FALSE);
1379 }
1380
1381 void summary_select_next_new(SummaryView *summaryview)
1382 {
1383         GtkCTreeNode *node = summaryview->selected;
1384         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1385
1386         while ((node = summary_find_next_flagged_msg
1387                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1388                 AlertValue val;
1389
1390                 val = alertpanel(_("No more new messages"),
1391                                  _("No new message found. "
1392                                    "Go to next folder?"),
1393                                  _("Yes"), _("Search again"), _("No"));
1394                 if (val == G_ALERTDEFAULT) {
1395                         if (gtk_signal_n_emissions_by_name
1396                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1397                                         gtk_signal_emit_stop_by_name
1398                                                 (GTK_OBJECT(ctree),
1399                                                  "key_press_event");
1400                         folderview_select_next_unread(summaryview->folderview);
1401                         return;
1402                 } else if (val == G_ALERTALTERNATE)
1403                         node = NULL;
1404                 else
1405                         return;
1406         }
1407
1408         if (node)
1409                 summary_select_node(summaryview, node, TRUE, FALSE);
1410 }
1411
1412 void summary_select_prev_marked(SummaryView *summaryview)
1413 {
1414         GtkCTreeNode *node;
1415
1416         node = summary_find_prev_flagged_msg
1417                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1418
1419         if (!node) {
1420                 AlertValue val;
1421
1422                 val = alertpanel(_("No more marked messages"),
1423                                  _("No marked message found. "
1424                                    "Search from the end?"),
1425                                  _("Yes"), _("No"), NULL);
1426                 if (val != G_ALERTDEFAULT) return;
1427                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1428                                                      MSG_MARKED, TRUE);
1429         }
1430
1431         if (!node)
1432                 alertpanel_notice(_("No marked messages."));
1433         else
1434                 summary_select_node(summaryview, node, TRUE, FALSE);
1435 }
1436
1437 void summary_select_next_marked(SummaryView *summaryview)
1438 {
1439         GtkCTreeNode *node;
1440
1441         node = summary_find_next_flagged_msg
1442                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1443
1444         if (!node) {
1445                 AlertValue val;
1446
1447                 val = alertpanel(_("No more marked messages"),
1448                                  _("No marked message found. "
1449                                    "Search from the beginning?"),
1450                                  _("Yes"), _("No"), NULL);
1451                 if (val != G_ALERTDEFAULT) return;
1452                 node = summary_find_next_flagged_msg(summaryview, NULL,
1453                                                      MSG_MARKED, TRUE);
1454         }
1455
1456         if (!node)
1457                 alertpanel_notice(_("No marked messages."));
1458         else
1459                 summary_select_node(summaryview, node, TRUE, FALSE);
1460 }
1461
1462 void summary_select_prev_labeled(SummaryView *summaryview)
1463 {
1464         GtkCTreeNode *node;
1465
1466         node = summary_find_prev_flagged_msg
1467                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1468
1469         if (!node) {
1470                 AlertValue val;
1471
1472                 val = alertpanel(_("No more labeled messages"),
1473                                  _("No labeled message found. "
1474                                    "Search from the end?"),
1475                                  _("Yes"), _("No"), NULL);
1476                 if (val != G_ALERTDEFAULT) return;
1477                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1478                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1479         }
1480
1481         if (!node)
1482                 alertpanel_notice(_("No labeled messages."));
1483         else
1484                 summary_select_node(summaryview, node, TRUE, FALSE);
1485 }
1486
1487 void summary_select_next_labeled(SummaryView *summaryview)
1488 {
1489         GtkCTreeNode *node;
1490
1491         node = summary_find_next_flagged_msg
1492                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1493
1494         if (!node) {
1495                 AlertValue val;
1496
1497                 val = alertpanel(_("No more labeled messages"),
1498                                  _("No labeled message found. "
1499                                    "Search from the beginning?"),
1500                                  _("Yes"), _("No"), NULL);
1501                 if (val != G_ALERTDEFAULT) return;
1502                 node = summary_find_next_flagged_msg(summaryview, NULL,
1503                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1504         }
1505
1506         if (!node)
1507                 alertpanel_notice(_("No labeled messages."));
1508         else
1509                 summary_select_node(summaryview, node, TRUE, FALSE);
1510 }
1511
1512 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1513 {
1514         GtkCTreeNode *node;
1515
1516         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1517         summary_select_node(summaryview, node, FALSE, TRUE);
1518 }
1519
1520 /**
1521  * summary_select_node:
1522  * @summaryview: Summary view.
1523  * @node: Summary tree node.
1524  * @display_msg: TRUE to display the selected message.
1525  * @do_refresh: TRUE to refresh the widget.
1526  *
1527  * Select @node (bringing it into view by scrolling and expanding its
1528  * thread, if necessary) and unselect all others.  If @display_msg is
1529  * TRUE, display the corresponding message in the message view.
1530  * If @do_refresh is TRUE, the widget is refreshed.
1531  **/
1532 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1533                          gboolean display_msg, gboolean do_refresh)
1534 {
1535         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1536
1537         if (node) {
1538                 gtkut_ctree_expand_parent_all(ctree, node);
1539                 if (do_refresh) {
1540                         GTK_EVENTS_FLUSH();
1541                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1542                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1543                 }
1544                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1545                 if (display_msg && summaryview->displayed == node)
1546                         summaryview->displayed = NULL;
1547                 summaryview->display_msg = display_msg;
1548                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1549         }
1550 }
1551
1552 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1553 {
1554         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1555         MsgInfo *msginfo;
1556
1557         if (!node)
1558                 return 0;
1559         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1560         return msginfo->msgnum;
1561 }
1562
1563 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1564                                            GtkCTreeNode *current_node)
1565 {
1566         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1567         GtkCTreeNode *node;
1568         MsgInfo *msginfo;
1569
1570         if (current_node)
1571                 node = current_node;
1572         else
1573                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1574
1575         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1576                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1577                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1578         }
1579
1580         return node;
1581 }
1582
1583 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1584                                            GtkCTreeNode *current_node)
1585 {
1586         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1587         GtkCTreeNode *node;
1588         MsgInfo *msginfo;
1589
1590         if (current_node)
1591                 node = current_node;
1592         else
1593                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1594
1595         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1596                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1597                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1598         }
1599
1600         return node;
1601 }
1602
1603 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1604                                                    GtkCTreeNode *current_node,
1605                                                    MsgPermFlags flags,
1606                                                    gboolean start_from_prev)
1607 {
1608         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1609         GtkCTreeNode *node;
1610         MsgInfo *msginfo;
1611
1612         if (current_node) {
1613                 if (start_from_prev)
1614                         node = GTK_CTREE_NODE_PREV(current_node);
1615                 else
1616                         node = current_node;
1617         } else
1618                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1619
1620         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1621                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1622                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1623         }
1624
1625         return node;
1626 }
1627
1628 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1629                                                    GtkCTreeNode *current_node,
1630                                                    MsgPermFlags flags,
1631                                                    gboolean start_from_next)
1632 {
1633         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1634         GtkCTreeNode *node;
1635         MsgInfo *msginfo;
1636
1637         if (current_node) {
1638                 if (start_from_next)
1639                         node = gtkut_ctree_node_next(ctree, current_node);
1640                 else
1641                         node = current_node;
1642         } else
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                 /* Find msg with matching flags but ignore messages with
1648                    ignore flags, if searching for new or unread messages */
1649                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1650                         ((msginfo->flags.perm_flags & flags) != 0))
1651                         break;
1652         }
1653
1654         return node;
1655 }
1656
1657 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1658                                                 guint msgnum)
1659 {
1660         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1661         GtkCTreeNode *node;
1662         MsgInfo *msginfo;
1663
1664         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1665
1666         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1667                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1668                 if (msginfo->msgnum == msgnum) break;
1669         }
1670
1671         return node;
1672 }
1673
1674 static guint attract_hash_func(gconstpointer key)
1675 {
1676         gchar *str;
1677         gchar *p;
1678         guint h;
1679
1680         Xstrdup_a(str, (const gchar *)key, return 0);
1681         trim_subject(str);
1682
1683         p = str;
1684         h = *p;
1685
1686         if (h) {
1687                 for (p += 1; *p != '\0'; p++)
1688                         h = (h << 5) - h + *p;
1689         }
1690
1691         return h;
1692 }
1693
1694 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1695 {
1696         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1697 }
1698
1699 void summary_attract_by_subject(SummaryView *summaryview)
1700 {
1701         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1702         GtkCList *clist = GTK_CLIST(ctree);
1703         GtkCTreeNode *src_node;
1704         GtkCTreeNode *dst_node, *sibling;
1705         GtkCTreeNode *tmp;
1706         MsgInfo *src_msginfo, *dst_msginfo;
1707         GHashTable *subject_table;
1708
1709         debug_print("Attracting messages by subject...");
1710         STATUSBAR_PUSH(summaryview->mainwin,
1711                        _("Attracting messages by subject..."));
1712
1713         main_window_cursor_wait(summaryview->mainwin);
1714         gtk_clist_freeze(clist);
1715
1716         subject_table = g_hash_table_new(attract_hash_func,
1717                                          attract_compare_func);
1718
1719         for (src_node = GTK_CTREE_NODE(clist->row_list);
1720              src_node != NULL;
1721              src_node = tmp) {
1722                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1723                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1724                 if (!src_msginfo) continue;
1725                 if (!src_msginfo->subject) continue;
1726
1727                 /* find attracting node */
1728                 dst_node = g_hash_table_lookup(subject_table,
1729                                                src_msginfo->subject);
1730
1731                 if (dst_node) {
1732                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1733
1734                         /* if the time difference is more than 20 days,
1735                            don't attract */
1736                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1737                             > 60 * 60 * 24 * 20)
1738                                 continue;
1739
1740                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1741                         if (src_node != sibling)
1742                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1743                 }
1744
1745                 g_hash_table_insert(subject_table,
1746                                     src_msginfo->subject, src_node);
1747         }
1748
1749         g_hash_table_destroy(subject_table);
1750
1751         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1752
1753         gtk_clist_thaw(clist);
1754
1755         debug_print("done.\n");
1756         STATUSBAR_POP(summaryview->mainwin);
1757
1758         main_window_cursor_normal(summaryview->mainwin);
1759 }
1760
1761 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1762                                       gpointer data)
1763 {
1764         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1765
1766         if (msginfo)
1767                 procmsg_msginfo_free(msginfo);
1768 }
1769
1770 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1771                                    gpointer data)
1772 {
1773         SummaryView *summaryview = data;
1774         MsgInfo *msginfo;
1775
1776         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1777
1778         if (MSG_IS_NEWS(msginfo->flags))
1779                 news_flag_crosspost(msginfo);
1780
1781         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1782                 summaryview->newmsgs++;
1783         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1784                 summaryview->unread++;
1785         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1786         && procmsg_msg_has_marked_parent(msginfo))
1787                 summaryview->unreadmarked++;
1788
1789         if (MSG_IS_DELETED(msginfo->flags))
1790                 summaryview->deleted++;
1791
1792         summaryview->messages++;
1793         summaryview->total_size += msginfo->size;
1794
1795         summary_set_row_marks(summaryview, node);
1796 }
1797
1798 static void summary_update_status(SummaryView *summaryview)
1799 {
1800         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1801         GtkCTreeNode *node;
1802         MsgInfo *msginfo;
1803
1804         summaryview->newmsgs = summaryview->unread =
1805         summaryview->messages = summaryview->total_size =
1806         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1807
1808         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1809              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1810                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1811
1812                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1813                         summaryview->newmsgs++;
1814                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1815                         summaryview->unread++;
1816                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1817                 && procmsg_msg_has_marked_parent(msginfo))
1818                         summaryview->unreadmarked++;
1819                 if (MSG_IS_DELETED(msginfo->flags))
1820                         summaryview->deleted++;
1821                 if (MSG_IS_MOVE(msginfo->flags))
1822                         summaryview->moved++;
1823                 if (MSG_IS_COPY(msginfo->flags))
1824                         summaryview->copied++;
1825                 summaryview->messages++;
1826                 summaryview->total_size += msginfo->size;
1827         }
1828 }
1829
1830 static void summary_status_show(SummaryView *summaryview)
1831 {
1832         gchar *str;
1833         gchar *del, *mv, *cp;
1834         gchar *sel;
1835         gchar *spc;
1836         gchar *itstr;
1837         GList *rowlist, *cur;
1838         guint n_selected = 0;
1839         off_t sel_size = 0;
1840         MsgInfo *msginfo;
1841
1842         if (!summaryview->folder_item) {
1843                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1844                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1845                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1846                 return;
1847         }
1848
1849         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1850         for (cur = rowlist; cur != NULL; cur = cur->next) {
1851                 msginfo = gtk_ctree_node_get_row_data
1852                         (GTK_CTREE(summaryview->ctree),
1853                          GTK_CTREE_NODE(cur->data));
1854                 sel_size += msginfo->size;
1855                 n_selected++;
1856         }
1857
1858         if (summaryview->folder_item->folder->type == F_NEWS &&
1859             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1860                 gchar *group;
1861                 group = get_abbrev_newsgroup_name
1862                         (g_basename(summaryview->folder_item->path), prefs_common.ng_abbrev_len);
1863                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1864                 g_free(group);
1865         } else {
1866                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1867                               summaryview->folder_item->path);
1868         }
1869
1870         if (summaryview->deleted)
1871                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1872         else
1873                 del = g_strdup("");
1874         if (summaryview->moved)
1875                 mv = g_strdup_printf(_("%s%d moved"),
1876                                      summaryview->deleted ? _(", ") : "",
1877                                      summaryview->moved);
1878         else
1879                 mv = g_strdup("");
1880         if (summaryview->copied)
1881                 cp = g_strdup_printf(_("%s%d copied"),
1882                                      summaryview->deleted ||
1883                                      summaryview->moved ? _(", ") : "",
1884                                      summaryview->copied);
1885         else
1886                 cp = g_strdup("");
1887
1888         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1889                 spc = "    ";
1890         else
1891                 spc = "";
1892
1893         if (n_selected) {
1894                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1895                 if (n_selected == 1)
1896                         itstr = g_strdup(_(" item selected"));
1897                 else
1898                         itstr = g_strdup(_(" items selected"));
1899         } else {
1900                 sel = g_strdup("");
1901                 itstr = g_strdup("");
1902         }
1903
1904         str = g_strconcat(n_selected ? itos(n_selected) : "",
1905                                         itstr, sel, spc, del, mv, cp, NULL);
1906         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1907         g_free(str);
1908         g_free(sel);
1909         g_free(del);
1910         g_free(mv);
1911         g_free(cp);
1912         g_free(itstr);
1913
1914         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1915                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1916                                       summaryview->newmsgs,
1917                                       summaryview->unread,
1918                                       summaryview->messages,
1919                                       to_human_readable(summaryview->total_size));
1920         } else {
1921                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1922                                       summaryview->newmsgs,
1923                                       summaryview->unread,
1924                                       summaryview->messages);
1925         }
1926         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1927         g_free(str);
1928 }
1929
1930 static void summary_set_column_titles(SummaryView *summaryview)
1931 {
1932         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1933         GtkWidget *hbox;
1934         GtkWidget *label;
1935         GtkWidget *arrow;
1936         gint pos;
1937         const gchar *title;
1938         SummaryColumnType type;
1939         gboolean single_char;
1940         GtkJustification justify;
1941
1942         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1943                 SORT_BY_MARK,
1944                 SORT_BY_UNREAD,
1945                 SORT_BY_MIME,
1946                 SORT_BY_SUBJECT,
1947                 SORT_BY_FROM,
1948                 SORT_BY_DATE,
1949                 SORT_BY_SIZE,
1950                 SORT_BY_NUMBER,
1951                 SORT_BY_SCORE,
1952                 SORT_BY_LOCKED
1953         };
1954
1955         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1956                 type = summaryview->col_state[pos].type;
1957
1958                 /* CLAWS: mime and unread are single char headers */
1959                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1960                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1961                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1962
1963                 switch (type) {
1964                 case S_COL_SUBJECT:
1965                 case S_COL_FROM:
1966                 case S_COL_DATE:
1967                 case S_COL_NUMBER:
1968                         if (prefs_common.trans_hdr)
1969                                 title = gettext(col_label[type]);
1970                         else
1971                                 title = col_label[type];
1972                         break;
1973                 /* CLAWS: dummies for mark and locked headers */
1974                 case S_COL_MARK:
1975                 case S_COL_LOCKED:
1976                         title = "";
1977                         break;
1978                 default:
1979                         title = gettext(col_label[type]);
1980                 }
1981
1982                 if (type == S_COL_MIME) {
1983                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1984                         gtk_widget_show(label);
1985                         gtk_clist_set_column_widget(clist, pos, label);
1986                         continue;
1987                 }
1988                 if (single_char) {
1989                         gtk_clist_set_column_title(clist, pos, title);
1990                         continue;
1991                 }
1992
1993                 /* CLAWS: changed so that locked and mark headers
1994                  * show a pixmap instead of single character */
1995                 hbox  = gtk_hbox_new(FALSE, 4);
1996
1997                 if (type == S_COL_LOCKED)
1998                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1999                 else if (type == S_COL_MARK)
2000                         label = gtk_pixmap_new(markxpm, markxpmmask);
2001                 else
2002                         label = gtk_label_new(title);
2003
2004                 if (justify == GTK_JUSTIFY_RIGHT)
2005                         gtk_box_pack_end(GTK_BOX(hbox), label,
2006                                          FALSE, FALSE, 0);
2007                 else
2008                         gtk_box_pack_start(GTK_BOX(hbox), label,
2009                                            FALSE, FALSE, 0);
2010
2011                 if (summaryview->sort_key == sort_by[type]) {
2012                         arrow = gtk_arrow_new
2013                                 (summaryview->sort_type == SORT_ASCENDING
2014                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2015                                  GTK_SHADOW_IN);
2016                         if (justify == GTK_JUSTIFY_RIGHT)
2017                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2018                                                    FALSE, FALSE, 0);
2019                         else
2020                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2021                                                  FALSE, FALSE, 0);
2022                 }
2023
2024                 gtk_widget_show_all(hbox);
2025                 gtk_clist_set_column_widget(clist, pos, hbox);
2026         }
2027 }
2028
2029 void summary_sort(SummaryView *summaryview,
2030                   FolderSortKey sort_key, FolderSortType sort_type)
2031 {
2032         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2033         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2034         GtkCListCompareFunc cmp_func = NULL;
2035
2036         switch (sort_key) {
2037         case SORT_BY_MARK:
2038                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2039                 break;
2040         case SORT_BY_UNREAD:
2041                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
2042                 break;
2043         case SORT_BY_MIME:
2044                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2045                 break;
2046         case SORT_BY_NUMBER:
2047                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2048                 break;
2049         case SORT_BY_SIZE:
2050                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2051                 break;
2052         case SORT_BY_DATE:
2053                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2054                 break;
2055         case SORT_BY_FROM:
2056                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2057                 break;
2058         case SORT_BY_SUBJECT:
2059                 if (summaryview->simplify_subject_preg)
2060                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2061                 else
2062                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2063                 break;
2064         case SORT_BY_SCORE:
2065                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2066                 break;
2067         case SORT_BY_LABEL:
2068                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2069                 break;
2070         case SORT_BY_TO:
2071                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2072                 break;
2073         case SORT_BY_LOCKED:
2074                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2075                 break;
2076         case SORT_BY_NONE:
2077                 cmp_func = NULL;
2078                 return;
2079         default:
2080                 return;
2081         }
2082
2083         summaryview->sort_key = sort_key;
2084         summaryview->sort_type = sort_type;
2085
2086         summary_set_column_titles(summaryview);
2087         summary_set_menu_sensitive(summaryview);
2088         if(cmp_func != NULL) {
2089                 debug_print("Sorting summary...");
2090                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2091
2092                 main_window_cursor_wait(summaryview->mainwin);
2093
2094                 gtk_clist_set_compare_func(clist, cmp_func);
2095
2096                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2097
2098                 gtk_sctree_sort_recursive(ctree, NULL);
2099
2100                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2101
2102                 main_window_cursor_normal(summaryview->mainwin);
2103
2104                 debug_print("done.\n");
2105                 STATUSBAR_POP(summaryview->mainwin);
2106         }
2107 }
2108
2109 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2110                                    GtkCTreeNode *cnode, gpointer data)
2111 {
2112         SummaryView *summaryview = (SummaryView *)data;
2113         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2114         gchar *text[N_SUMMARY_COLS];
2115         gint *col_pos = summaryview->col_pos;
2116         const gchar *msgid = msginfo->msgid;
2117         GHashTable *msgid_table = summaryview->msgid_table;
2118
2119         summary_set_header(summaryview, text, msginfo);
2120
2121         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2122                                 NULL, NULL, NULL, NULL, FALSE,
2123                                 gnode->parent->parent ? TRUE : FALSE);
2124 #define SET_TEXT(col) \
2125         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2126                                 text[col_pos[col]])
2127
2128         SET_TEXT(S_COL_NUMBER);
2129         SET_TEXT(S_COL_SCORE);
2130         SET_TEXT(S_COL_SIZE);
2131         SET_TEXT(S_COL_DATE);
2132         SET_TEXT(S_COL_FROM);
2133         SET_TEXT(S_COL_SUBJECT);
2134
2135 #undef SET_TEXT
2136
2137         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2138         summary_set_marks_func(ctree, cnode, summaryview);
2139
2140         if (msgid && msgid[0] != '\0')
2141                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2142
2143         return TRUE;
2144 }
2145
2146 static void summary_set_ctree_from_list(SummaryView *summaryview,
2147                                         GSList *mlist)
2148 {
2149         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2150         MsgInfo *msginfo;
2151                 GtkCTreeNode *node = NULL;
2152         GHashTable *msgid_table;
2153         GHashTable *subject_table;
2154         GSList * cur;
2155
2156         if (!mlist) return;
2157
2158         debug_print("\tSetting summary from message data...");
2159         STATUSBAR_PUSH(summaryview->mainwin,
2160                        _("Setting summary from message data..."));
2161         gdk_flush();
2162
2163         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2164         summaryview->msgid_table = msgid_table;
2165         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2166         summaryview->subject_table = subject_table;
2167
2168         if (prefs_common.use_addr_book)
2169                 start_address_completion();
2170
2171         for (cur = mlist ; cur != NULL; cur = cur->next) {
2172                 msginfo = (MsgInfo *)cur->data;
2173                 msginfo->threadscore = msginfo->score;
2174         }
2175
2176         if (summaryview->threaded) {
2177                 GNode *root, *gnode;
2178
2179                 root = procmsg_get_thread_tree(mlist);
2180
2181                 for (gnode = root->children; gnode != NULL;
2182                      gnode = gnode->next) {
2183                         node = gtk_ctree_insert_gnode
2184                                 (ctree, NULL, node, gnode,
2185                                  summary_insert_gnode_func, summaryview);
2186                 }
2187
2188                 g_node_destroy(root);
2189
2190                 folder_update_items_when_required(FALSE);
2191
2192                 summary_thread_init(summaryview);
2193         } else {
2194                 gchar *text[N_SUMMARY_COLS];
2195
2196                 mlist = g_slist_reverse(mlist);
2197                 for (; mlist != NULL; mlist = mlist->next) {
2198                         msginfo = (MsgInfo *)mlist->data;
2199
2200                         summary_set_header(summaryview, text, msginfo);
2201
2202                         node = gtk_ctree_insert_node
2203                                 (ctree, NULL, node, text, 2,
2204                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2205                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2206                         summary_set_marks_func(ctree, node, summaryview);
2207
2208                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2209                                 g_hash_table_insert(msgid_table,
2210                                                     msginfo->msgid, node);
2211
2212                         subject_table_insert(subject_table,
2213                                              msginfo->subject,
2214                                              node);
2215                 }
2216                 mlist = g_slist_reverse(mlist);
2217         }
2218
2219         if (prefs_common.enable_hscrollbar &&
2220             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2221                 gint optimal_width;
2222
2223                 optimal_width = gtk_clist_optimal_column_width
2224                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2225                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2226                                            summaryview->col_pos[S_COL_SUBJECT],
2227                                            optimal_width);
2228         }
2229
2230         if (prefs_common.use_addr_book)
2231                 end_address_completion();
2232
2233         debug_print("done.\n");
2234         STATUSBAR_POP(summaryview->mainwin);
2235         if (debug_get_mode()) {
2236                 debug_print("\tmsgid hash table size = %d\n",
2237                             g_hash_table_size(msgid_table));
2238                 debug_print("\tsubject hash table size = %d\n",
2239                             g_hash_table_size(subject_table));
2240         }
2241 }
2242
2243 static gchar *summary_complete_address(const gchar *addr)
2244 {
2245         gint count;
2246         gchar *res, *tmp, *email_addr;
2247
2248         Xstrdup_a(email_addr, addr, return NULL);
2249         extract_address(email_addr);
2250         g_return_val_if_fail(*email_addr, NULL);
2251
2252         /*
2253          * completion stuff must be already initialized
2254          */
2255         res = NULL;
2256         if (1 < (count = complete_address(email_addr))) {
2257                 tmp = get_complete_address(1);
2258                 res = procheader_get_fromname(tmp);
2259                 g_free(tmp);
2260         }
2261
2262         return res;
2263 }
2264
2265 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2266                                MsgInfo *msginfo)
2267 {
2268         static gchar date_modified[80];
2269         static gchar *to = NULL;
2270         static gchar col_score[11];
2271         static gchar buf[BUFFSIZE];
2272         gint *col_pos = summaryview->col_pos;
2273
2274         text[col_pos[S_COL_MARK]]   = NULL;
2275         text[col_pos[S_COL_UNREAD]] = NULL;
2276         text[col_pos[S_COL_MIME]]   = NULL;
2277         text[col_pos[S_COL_LOCKED]] = NULL;
2278         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2279         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2280         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2281
2282         if (msginfo->date_t) {
2283                 procheader_date_get_localtime(date_modified,
2284                                               sizeof(date_modified),
2285                                               msginfo->date_t);
2286                 text[col_pos[S_COL_DATE]] = date_modified;
2287         } else if (msginfo->date)
2288                 text[col_pos[S_COL_DATE]] = msginfo->date;
2289         else
2290                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2291
2292         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2293                 _("(No From)");
2294         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2295             !MSG_IS_NEWS(msginfo->flags)) {
2296                 gchar *addr = NULL;
2297
2298                 Xstrdup_a(addr, msginfo->from, return);
2299                 extract_address(addr);
2300
2301                 if (prefs_common.use_addr_book) {
2302                         if (account_find_from_address(addr)) {
2303                                 addr = summary_complete_address(msginfo->to);
2304                                 g_free(to);
2305                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2306                                 text[col_pos[S_COL_FROM]] = to;
2307                                 g_free(addr);
2308                         }
2309                 } else {
2310                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2311                                 g_free(to);
2312                                 to = g_strconcat("-->", msginfo->to, NULL);
2313                                 text[col_pos[S_COL_FROM]] = to;
2314                         }
2315                 }
2316         }
2317
2318         /*
2319          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2320          * checking whether the above block (which handles the special case of
2321          * the --> in sent boxes) was executed.
2322          */
2323         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2324                 gchar *from = summary_complete_address(msginfo->from);
2325                 if (from) {
2326                         g_free(to);
2327                         to = from;
2328                         text[col_pos[S_COL_FROM]] = to;
2329                 }
2330         }
2331
2332         if (summaryview->simplify_subject_preg != NULL)
2333                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2334                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2335                                         summaryview->simplify_subject_preg) :
2336                         _("(No Subject)");
2337         else
2338                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2339                         _("(No Subject)");
2340 }
2341
2342 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2343 {
2344         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2345 }
2346
2347 static void summary_display_msg_full(SummaryView *summaryview,
2348                                      GtkCTreeNode *row,
2349                                      gboolean new_window, gboolean all_headers)
2350 {
2351         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2352         MsgInfo *msginfo;
2353         MsgFlags flags;
2354         gchar *filename;
2355
2356         if (!new_window && summaryview->displayed == row) return;
2357         g_return_if_fail(row != NULL);
2358
2359         if (summary_is_locked(summaryview)) return;
2360         summary_lock(summaryview);
2361
2362         STATUSBAR_POP(summaryview->mainwin);
2363         GTK_EVENTS_FLUSH();
2364
2365         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2366
2367         filename = procmsg_get_message_file(msginfo);
2368         if (!filename) {
2369                 summary_unlock(summaryview);
2370                 return;
2371         }
2372         g_free(filename);
2373
2374         if (new_window || !prefs_common.mark_as_read_on_new_window) {
2375                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2376                         summaryview->newmsgs--;
2377                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2378                         summaryview->unread--;
2379                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2380                 && procmsg_msg_has_marked_parent(msginfo))
2381                         summaryview->unreadmarked--;
2382                 if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2383                         procmsg_msginfo_unset_flags
2384                                 (msginfo, MSG_NEW | MSG_UNREAD, 0);
2385                         folder_update_item(msginfo->folder, FALSE);
2386                         summary_set_row_marks(summaryview, row);
2387                         gtk_clist_thaw(GTK_CLIST(ctree));
2388                         summary_status_show(summaryview);
2389
2390                         flags = msginfo->flags;
2391                 }
2392         }
2393
2394         if (new_window) {
2395                 MessageView *msgview;
2396
2397                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2398                 messageview_show(msgview, msginfo, all_headers);
2399         } else {
2400                 MessageView *msgview;
2401
2402                 msgview = summaryview->messageview;
2403
2404                 summaryview->displayed = row;
2405                 if (!messageview_is_visible(msgview))
2406                         main_window_toggle_message_view(summaryview->mainwin);
2407                 messageview_show(msgview, msginfo, all_headers);
2408                 if (msgview->type == MVIEW_TEXT ||
2409                     (msgview->type == MVIEW_MIME &&
2410                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2411                       gtk_notebook_get_current_page
2412                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2413                         gtk_widget_grab_focus(summaryview->ctree);
2414                 GTK_EVENTS_FLUSH();
2415                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2416         }
2417
2418         summary_set_menu_sensitive(summaryview);
2419         toolbar_main_set_sensitive(summaryview->mainwin);
2420
2421         summary_unlock(summaryview);
2422 }
2423
2424 void summary_display_msg_selected(SummaryView *summaryview,
2425                                   gboolean all_headers)
2426 {
2427         if (summary_is_locked(summaryview)) return;
2428         summaryview->displayed = NULL;
2429         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2430                                  all_headers);
2431 }
2432
2433 void summary_redisplay_msg(SummaryView *summaryview)
2434 {
2435         GtkCTreeNode *node;
2436
2437         if (summaryview->displayed) {
2438                 node = summaryview->displayed;
2439                 summaryview->displayed = NULL;
2440                 summary_display_msg(summaryview, node);
2441         }
2442 }
2443
2444 void summary_open_msg(SummaryView *summaryview)
2445 {
2446         if (!summaryview->selected) return;
2447
2448         summary_display_msg_full(summaryview, summaryview->selected,
2449                                  TRUE, FALSE);
2450 }
2451
2452 void summary_view_source(SummaryView * summaryview)
2453 {
2454         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2455         MsgInfo *msginfo;
2456         SourceWindow *srcwin;
2457
2458         if (!summaryview->selected) return;
2459
2460         srcwin = source_window_create();
2461         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2462         source_window_show_msg(srcwin, msginfo);
2463         source_window_show(srcwin);
2464 }
2465
2466 void summary_reedit(SummaryView *summaryview)
2467 {
2468         MsgInfo *msginfo;
2469
2470         if (!summaryview->selected) return;
2471         if (!summaryview->folder_item) return;
2472         if (summaryview->folder_item->stype != F_OUTBOX &&
2473             summaryview->folder_item->stype != F_DRAFT  &&
2474             summaryview->folder_item->stype != F_QUEUE) return;
2475
2476         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2477                                               summaryview->selected);
2478         if (!msginfo) return;
2479
2480         compose_reedit(msginfo);
2481 }
2482
2483 void summary_step(SummaryView *summaryview, GtkScrollType type)
2484 {
2485         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2486         GtkCTreeNode *node;
2487
2488         if (summary_is_locked(summaryview)) return;
2489
2490         if (type == GTK_SCROLL_STEP_FORWARD) {
2491                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2492                 if (node)
2493                         gtkut_ctree_expand_parent_all(ctree, node);
2494                 else
2495                         return;
2496         } else {
2497                 if (summaryview->selected) {
2498                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2499                         if (!node) return;
2500                 }
2501         }
2502
2503         if (messageview_is_visible(summaryview->messageview))
2504                 summaryview->display_msg = TRUE;
2505
2506         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2507                                 type, 0.0);
2508
2509         if (GTK_CLIST(ctree)->selection)
2510                 gtk_sctree_set_anchor_row
2511                         (GTK_SCTREE(ctree),
2512                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2513
2514 }
2515
2516 void summary_toggle_view(SummaryView *summaryview)
2517 {
2518         if (!messageview_is_visible(summaryview->messageview) &&
2519             summaryview->selected)
2520                 summary_display_msg(summaryview,
2521                                     summaryview->selected);
2522         else
2523                 main_window_toggle_message_view(summaryview->mainwin);
2524 }
2525
2526 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2527                                                 GtkCTreeNode *node)
2528 {
2529         MsgInfo *msginfo;
2530
2531         if (node) {
2532                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2533                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2534                         return TRUE;
2535                 node = GTK_CTREE_ROW(node)->children;
2536         } else
2537                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2538
2539         while (node) {
2540                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2541                         return TRUE;
2542                 node = GTK_CTREE_ROW(node)->sibling;
2543         }
2544
2545         return FALSE;
2546 }
2547
2548 static gboolean summary_have_unread_children(SummaryView *summaryview,
2549                                              GtkCTreeNode *node)
2550 {
2551         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2552
2553         if (!node) return FALSE;
2554
2555         node = GTK_CTREE_ROW(node)->children;
2556
2557         while (node) {
2558                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2559                         return TRUE;
2560                 node = GTK_CTREE_ROW(node)->sibling;
2561         }
2562
2563         return FALSE;
2564 }
2565
2566 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2567 {
2568         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2569         GtkStyle *style = NULL;
2570         MsgInfo *msginfo;
2571         MsgFlags flags;
2572         gint *col_pos = summaryview->col_pos;
2573
2574         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2575         if (!msginfo) return;
2576
2577         flags = msginfo->flags;
2578
2579         gtk_ctree_node_set_foreground(ctree, row, NULL);
2580
2581         /* set new/unread column */
2582         if (MSG_IS_IGNORE_THREAD(flags)) {
2583                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2584                                           ignorethreadxpm, ignorethreadxpmmask);
2585         } else if (MSG_IS_NEW(flags)) {
2586                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2587                                           newxpm, newxpmmask);
2588         } else if (MSG_IS_UNREAD(flags)) {
2589                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2590                                           unreadxpm, unreadxpmmask);
2591         } else if (MSG_IS_REPLIED(flags)) {
2592                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2593                                           repliedxpm, repliedxpmmask);
2594         } else if (MSG_IS_FORWARDED(flags)) {
2595                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2596                                           forwardedxpm, forwardedxpmmask);
2597         } else {
2598                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2599                                         NULL);
2600         }
2601
2602         if (prefs_common.bold_unread &&
2603             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2604              (!GTK_CTREE_ROW(row)->expanded &&
2605               GTK_CTREE_ROW(row)->children &&
2606               summary_have_unread_children(summaryview, row))))
2607                 style = bold_style;
2608
2609         /* set mark column */
2610         if (MSG_IS_DELETED(flags)) {
2611                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2612                                           deletedxpm, deletedxpmmask);
2613                 if (style)
2614                         style = bold_deleted_style;
2615                 else {
2616                         style = small_deleted_style;
2617                 }
2618                         gtk_ctree_node_set_foreground
2619                                 (ctree, row, &summaryview->color_dim);
2620         } else if (MSG_IS_MARKED(flags)) {
2621                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2622                                           markxpm, markxpmmask);
2623         } else if (MSG_IS_MOVE(flags)) {
2624                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2625                 if (style)
2626                         style = bold_marked_style;
2627                 else {
2628                         style = small_marked_style;
2629                 }
2630                         gtk_ctree_node_set_foreground
2631                                 (ctree, row, &summaryview->color_marked);
2632         } else if (MSG_IS_COPY(flags)) {
2633                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2634                 if (style)
2635                         style = bold_marked_style;
2636                 else {
2637                         style = small_marked_style;
2638                 }
2639                         gtk_ctree_node_set_foreground
2640                                 (ctree, row, &summaryview->color_marked);
2641         }
2642         else if ((global_scoring ||
2643                   summaryview->folder_item->prefs->scoring) &&
2644                  (msginfo->score >= summaryview->important_score) &&
2645                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2646                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2647                 gtk_ctree_node_set_foreground(ctree, row,
2648                                               &summaryview->color_important);
2649         } else {
2650                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2651         }
2652
2653         if (MSG_IS_LOCKED(flags)) {
2654                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2655                                           lockedxpm, lockedxpmmask);
2656         }
2657         else {
2658                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2659         }
2660
2661         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2662                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2663                                           clipkeyxpm, clipkeyxpmmask);
2664         } else if (MSG_IS_ENCRYPTED(flags)) {
2665                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2666                                           keyxpm, keyxpmmask);
2667         } else if (MSG_IS_MIME(flags)) {
2668                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2669                                           clipxpm, clipxpmmask);
2670         } else {
2671                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2672         }
2673         if (!style)
2674                 style = small_style;
2675
2676         gtk_ctree_node_set_row_style(ctree, row, style);
2677
2678         if (MSG_GET_COLORLABEL(flags))
2679                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2680 }
2681
2682 void summary_set_marks_selected(SummaryView *summaryview)
2683 {
2684         GList *cur;
2685
2686         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2687              cur = cur->next)
2688                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2689 }
2690
2691 static gboolean summary_update_unread_children (SummaryView *summaryview, MsgInfo *info, gboolean newly_marked)
2692 {
2693         GSList *children = procmsg_find_children(info);
2694         GSList *cur;
2695         gboolean changed = FALSE;
2696         for (cur = children; cur != NULL; cur = g_slist_next(cur)) {
2697                 MsgInfo *tmp = (MsgInfo *)cur->data;
2698                 if(MSG_IS_UNREAD(tmp->flags) && !MSG_IS_IGNORE_THREAD(tmp->flags)) {
2699                         if(newly_marked)
2700                                 summaryview->unreadmarked++;
2701                         else
2702                                 summaryview->unreadmarked--;
2703                         changed = TRUE;
2704                 }
2705                 procmsg_msginfo_free(tmp);
2706         }
2707         return changed;
2708 }
2709
2710 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2711 {
2712         gboolean changed = FALSE;
2713         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2714         MsgInfo *msginfo;
2715
2716         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2717         if (MSG_IS_DELETED(msginfo->flags))
2718                 summaryview->deleted--;
2719         if (MSG_IS_MOVE(msginfo->flags)) {
2720                 summaryview->moved--;
2721                 changed = TRUE;
2722                 msginfo->to_folder->op_count--;
2723                 if (msginfo->to_folder->op_count == 0)
2724                         folder_update_item(msginfo->to_folder, FALSE);
2725         }
2726         if (MSG_IS_COPY(msginfo->flags)) {
2727                 summaryview->copied--;
2728                 changed = TRUE;
2729                 msginfo->to_folder->op_count--;
2730                 if (msginfo->to_folder->op_count == 0)
2731                         folder_update_item(msginfo->to_folder, FALSE);
2732         }
2733         changed |= summary_update_unread_children (summaryview, msginfo, TRUE);
2734
2735         msginfo->to_folder = NULL;
2736         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2737         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2738         summary_set_row_marks(summaryview, row);
2739         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2740 }
2741
2742 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2743 {
2744         /* almost verbatim summary_mark_row(); may want a menu action? */
2745         gboolean changed = FALSE;
2746         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2747         MsgInfo *msginfo;
2748
2749         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2750         if (MSG_IS_DELETED(msginfo->flags))
2751                 summaryview->deleted--;
2752         if (MSG_IS_MOVE(msginfo->flags)) {
2753                 summaryview->moved--;
2754                 changed = TRUE;
2755         }
2756         if (MSG_IS_COPY(msginfo->flags)) {
2757                 summaryview->copied--;
2758                 changed = TRUE;
2759         }
2760         if (changed && !prefs_common.immediate_exec) {
2761                 msginfo->to_folder->op_count--;
2762                 if (msginfo->to_folder->op_count == 0)
2763                         folder_update_item(msginfo->to_folder, FALSE);
2764         }
2765         msginfo->to_folder = NULL;
2766         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2767         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2768         summary_set_row_marks(summaryview, row);
2769         debug_print("Message %d is locked\n", msginfo->msgnum);
2770 }
2771
2772 void summary_mark(SummaryView *summaryview)
2773 {
2774         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2775         GList *cur;
2776
2777         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2778                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2779
2780         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2781         summary_status_show(summaryview);
2782 }
2783
2784 static void summary_mark_row_as_read(SummaryView *summaryview,
2785                                      GtkCTreeNode *row)
2786 {
2787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2788         MsgInfo *msginfo;
2789
2790         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2791
2792         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2793                 return;
2794
2795         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2796                 summaryview->newmsgs--;
2797         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2798                 summaryview->unread--;
2799         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2800         && procmsg_msg_has_marked_parent(msginfo))
2801                 summaryview->unreadmarked--;
2802
2803         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2804         summary_set_row_marks(summaryview, row);
2805         debug_print("Message %d is marked as read\n",
2806                 msginfo->msgnum);
2807 }
2808
2809 void summary_mark_as_read(SummaryView *summaryview)
2810 {
2811         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2812         GList *cur;
2813
2814         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2815                 summary_mark_row_as_read(summaryview,
2816                                          GTK_CTREE_NODE(cur->data));
2817         folder_update_items_when_required(FALSE);
2818
2819         summary_status_show(summaryview);
2820 }
2821
2822 void summary_mark_all_read(SummaryView *summaryview)
2823 {
2824         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2825         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2826         GtkCTreeNode *node;
2827
2828         gtk_clist_freeze(clist);
2829         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2830              node = gtkut_ctree_node_next(ctree, node))
2831                 summary_mark_row_as_read(summaryview, node);
2832         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2833              node = gtkut_ctree_node_next(ctree, node)) {
2834                 if (!GTK_CTREE_ROW(node)->expanded)
2835                         summary_set_row_marks(summaryview, node);
2836         }
2837         gtk_clist_thaw(clist);
2838         folder_update_items_when_required(FALSE);
2839
2840         summary_status_show(summaryview);
2841 }
2842
2843 static void summary_mark_row_as_unread(SummaryView *summaryview,
2844                                        GtkCTreeNode *row)
2845 {
2846         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2847         MsgInfo *msginfo;
2848
2849         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2850         if (MSG_IS_DELETED(msginfo->flags)) {
2851                 msginfo->to_folder = NULL;
2852                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2853                 summaryview->deleted--;
2854         }
2855
2856         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2857                 summaryview->unread++;
2858
2859         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2860         && procmsg_msg_has_marked_parent(msginfo))
2861                 summaryview->unreadmarked++;
2862
2863         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2864         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2865         debug_print("Message %d is marked as unread\n",
2866                 msginfo->msgnum);
2867
2868         summary_set_row_marks(summaryview, row);
2869 }
2870
2871 void summary_mark_as_unread(SummaryView *summaryview)
2872 {
2873         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2874         GList *cur;
2875
2876         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2877                 summary_mark_row_as_unread(summaryview,
2878                                            GTK_CTREE_NODE(cur->data));
2879         folder_update_items_when_required(FALSE);
2880
2881         summary_status_show(summaryview);
2882 }
2883
2884 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2885 {
2886         GList * cur;
2887         gboolean found;
2888
2889         switch (summaryview->folder_item->folder->type) {
2890
2891         case F_NEWS:
2892
2893                 /*
2894                   security : checks if one the accounts correspond to
2895                   the author of the post
2896                 */
2897
2898                 found = FALSE;
2899                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2900                         PrefsAccount * account;
2901                         gchar * from_name;
2902
2903                         account = cur->data;
2904                         if (account->name && *account->name)
2905                                 from_name =
2906                                         g_strdup_printf("%s <%s>",
2907                                                         account->name,
2908                                                         account->address);
2909                         else
2910                                 from_name =
2911                                         g_strdup_printf("%s",
2912                                                         account->address);
2913
2914                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2915                                 g_free(from_name);
2916                                 found = TRUE;
2917                                 break;
2918                         }
2919                         g_free(from_name);
2920                 }
2921
2922                 if (!found) {
2923                         alertpanel_error(_("You're not the author of the article\n"));
2924                 }
2925
2926                 return found;
2927
2928         default:
2929                 return TRUE;
2930         }
2931 }
2932
2933 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2934 {
2935         gboolean changed = FALSE;
2936         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2937         MsgInfo *msginfo;
2938
2939         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2940
2941         if (!check_permission(summaryview, msginfo))
2942                 return;
2943
2944         if (MSG_IS_LOCKED(msginfo->flags)) return;
2945
2946         if (MSG_IS_DELETED(msginfo->flags)) return;
2947
2948         if (MSG_IS_MOVE(msginfo->flags)) {
2949                 summaryview->moved--;
2950                 changed = TRUE;
2951                 msginfo->to_folder->op_count--;
2952                 if (msginfo->to_folder->op_count == 0)
2953                         folder_update_item(msginfo->to_folder, FALSE);
2954         }
2955         if (MSG_IS_COPY(msginfo->flags)) {
2956                 summaryview->copied--;
2957                 changed = TRUE;
2958                 msginfo->to_folder->op_count--;
2959                 if (msginfo->to_folder->op_count == 0)
2960                         folder_update_item(msginfo->to_folder, FALSE);
2961         }
2962         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
2963
2964         msginfo->to_folder = NULL;
2965         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2966         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2967         summaryview->deleted++;
2968
2969         if (!prefs_common.immediate_exec &&
2970             summaryview->folder_item->stype != F_TRASH)
2971                 summary_set_row_marks(summaryview, row);
2972
2973         debug_print("Message %s/%d is set to delete\n",
2974                     msginfo->folder->path, msginfo->msgnum);
2975 }
2976
2977 void summary_cancel(SummaryView *summaryview)
2978 {
2979         MsgInfo * msginfo;
2980         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2981
2982         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2983                                               summaryview->selected);
2984         if (!msginfo) return;
2985
2986         if (!check_permission(summaryview, msginfo))
2987                 return;
2988
2989         news_cancel_article(summaryview->folder_item->folder, msginfo);
2990
2991         if (summary_is_locked(summaryview)) return;
2992
2993         summary_lock(summaryview);
2994
2995         gtk_clist_freeze(clist);
2996
2997         summary_update_status(summaryview);
2998         summary_status_show(summaryview);
2999
3000         gtk_clist_thaw(clist);
3001
3002         summary_unlock(summaryview);
3003 }
3004
3005 void summary_delete(SummaryView *summaryview)
3006 {
3007         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3008         FolderItem *item = summaryview->folder_item;
3009         GList *cur;
3010         GtkCTreeNode *sel_last = NULL;
3011         GtkCTreeNode *node;
3012
3013         if (!item) return;
3014 #if 0
3015         if (!item || item->folder->type == F_NEWS) return;
3016 #endif
3017
3018         if (summary_is_locked(summaryview)) return;
3019
3020         /* if current folder is trash, ask for confirmation */
3021         if (item->stype == F_TRASH) {
3022                 AlertValue aval;
3023
3024                 aval = alertpanel(_("Delete message(s)"),
3025                                   _("Do you really want to delete message(s) from the trash?"),
3026                                   _("Yes"), _("No"), NULL);
3027                 if (aval != G_ALERTDEFAULT) return;
3028         }
3029
3030         /* next code sets current row focus right. We need to find a row
3031          * that is not deleted. */
3032         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3033                 sel_last = GTK_CTREE_NODE(cur->data);
3034                 summary_delete_row(summaryview, sel_last);
3035         }
3036
3037         node = summary_find_next_msg(summaryview, sel_last);
3038         if (!node)
3039                 node = summary_find_prev_msg(summaryview, sel_last);
3040
3041         if (node) {
3042                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
3043                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3044                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
3045                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
3046                 else
3047                         summary_select_node
3048                                 (summaryview, node,
3049                                  messageview_is_visible(summaryview->messageview),
3050                                  FALSE);
3051         }
3052
3053         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3054                 summary_execute(summaryview);
3055                 /* after deleting, the anchor may be at an invalid row
3056                  * so reset it to the node we found earlier */
3057                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3058         } else
3059                 summary_status_show(summaryview);
3060 }
3061
3062 void summary_delete_duplicated(SummaryView *summaryview)
3063 {
3064         if (!summaryview->folder_item ||
3065             summaryview->folder_item->folder->type == F_NEWS) return;
3066         if (summaryview->folder_item->stype == F_TRASH) return;
3067
3068         main_window_cursor_wait(summaryview->mainwin);
3069         debug_print("Deleting duplicated messages...");
3070         STATUSBAR_PUSH(summaryview->mainwin,
3071                        _("Deleting duplicated messages..."));
3072
3073         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3074                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
3075                                 summaryview);
3076
3077         if (prefs_common.immediate_exec)
3078                 summary_execute(summaryview);
3079         else
3080                 summary_status_show(summaryview);
3081
3082         debug_print("done.\n");
3083         STATUSBAR_POP(summaryview->mainwin);
3084         main_window_cursor_normal(summaryview->mainwin);
3085 }
3086
3087 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
3088                                            SummaryView *summaryview)
3089 {
3090         GtkCTreeNode *found;
3091         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
3092         MsgInfo *dup_msginfo;
3093
3094         if (!msginfo->msgid || !*msginfo->msgid) return;
3095
3096         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
3097
3098         if (found && found != node) {
3099                 dup_msginfo = gtk_ctree_node_get_row_data(ctree, found);
3100                 /* prefer to delete the unread one */
3101                 if ((MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_UNREAD(dup_msginfo->flags))
3102                 ||  (MSG_IS_UNREAD(msginfo->flags) == MSG_IS_UNREAD(dup_msginfo->flags)))
3103                         summary_delete_row(summaryview, node);
3104         }
3105 }
3106
3107 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3108 {
3109         gboolean changed = FALSE;
3110         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3111         MsgInfo *msginfo;
3112
3113         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3114         if (MSG_IS_DELETED(msginfo->flags))
3115                 summaryview->deleted--;
3116         if (MSG_IS_MOVE(msginfo->flags)) {
3117                 if (!prefs_common.immediate_exec) {
3118                         msginfo->to_folder->op_count--;
3119                         if (msginfo->to_folder->op_count == 0)
3120                                 folder_update_item(msginfo->to_folder, FALSE);
3121                 }
3122                 summaryview->moved--;
3123                 changed = TRUE;
3124         }
3125         if (MSG_IS_COPY(msginfo->flags)) {
3126                 if (!prefs_common.immediate_exec) {
3127                         msginfo->to_folder->op_count--;
3128                         if (msginfo->to_folder->op_count == 0)
3129                                 folder_update_item(msginfo->to_folder, FALSE);
3130                 }
3131                 summaryview->copied--;
3132                 changed = TRUE;
3133         }
3134         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
3135
3136         msginfo->to_folder = NULL;
3137         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3138         summary_set_row_marks(summaryview, row);
3139
3140         debug_print("Message %s/%d is unmarked\n",
3141                     msginfo->folder->path, msginfo->msgnum);
3142 }
3143
3144 void summary_unmark(SummaryView *summaryview)
3145 {
3146         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3147         GList *cur;
3148
3149         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3150                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3151
3152         summary_status_show(summaryview);
3153 }
3154
3155 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3156                                 FolderItem *to_folder)
3157 {
3158         gboolean changed = FALSE;
3159         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3160         MsgInfo *msginfo;
3161
3162         g_return_if_fail(to_folder != NULL);
3163
3164         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3165         if (MSG_IS_MOVE(msginfo->flags)) {
3166                 if (!prefs_common.immediate_exec) {
3167                         msginfo->to_folder->op_count--;
3168                         if (msginfo->to_folder->op_count == 0) {
3169                                 folder_update_item(msginfo->to_folder, FALSE);
3170                                 changed = TRUE;
3171                         }
3172                 }
3173         }
3174         msginfo->to_folder = to_folder;
3175         if (MSG_IS_DELETED(msginfo->flags))
3176                 summaryview->deleted--;
3177         if (MSG_IS_COPY(msginfo->flags)) {
3178                 summaryview->copied--;
3179                 if (!prefs_common.immediate_exec)
3180                         msginfo->to_folder->op_count--;
3181         }
3182         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3183         if (!MSG_IS_MOVE(msginfo->flags)) {
3184                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3185                 summaryview->moved++;
3186                 changed = TRUE;
3187         }
3188         if (!prefs_common.immediate_exec) {
3189                 summary_set_row_marks(summaryview, row);
3190                 if (changed) {
3191                         msginfo->to_folder->op_count++;
3192                         if (msginfo->to_folder->op_count == 1)
3193                                 folder_update_item(msginfo->to_folder, FALSE);
3194                 }
3195         }
3196
3197         debug_print("Message %d is set to move to %s\n",
3198                     msginfo->msgnum, to_folder->path);
3199 }
3200
3201 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3202 {
3203         GList *cur;
3204
3205         if (!to_folder) return;
3206         if (!summaryview->folder_item ||
3207             summaryview->folder_item->folder->type == F_NEWS) return;
3208
3209         if (summary_is_locked(summaryview)) return;
3210
3211         if (summaryview->folder_item == to_folder) {
3212                 alertpanel_notice(_("Destination is same as current folder."));
3213                 return;
3214         }
3215
3216         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3217              cur != NULL; cur = cur->next)
3218                 summary_move_row_to
3219                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3220
3221         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3222
3223         if (prefs_common.immediate_exec)
3224                 summary_execute(summaryview);
3225         else {
3226                 summary_status_show(summaryview);
3227
3228                 folder_update_item(to_folder, FALSE);
3229         }
3230
3231         if (!summaryview->selected) { /* this was the last message */
3232                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3233                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3234                 if (node)
3235                         summary_select_node(summaryview, node, TRUE, TRUE);
3236         }
3237
3238 }
3239
3240 void summary_move_to(SummaryView *summaryview)
3241 {
3242         FolderItem *to_folder;
3243
3244         if (!summaryview->folder_item ||
3245             summaryview->folder_item->folder->type == F_NEWS) return;
3246
3247         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3248                                          FOLDER_SEL_MOVE, NULL);
3249         summary_move_selected_to(summaryview, to_folder);
3250 }
3251
3252 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3253                                 FolderItem *to_folder)
3254 {
3255         gboolean changed = FALSE;
3256         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3257         MsgInfo *msginfo;
3258
3259         g_return_if_fail(to_folder != NULL);
3260
3261         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3262         if (MSG_IS_COPY(msginfo->flags)) {
3263                 if (!prefs_common.immediate_exec) {
3264                         msginfo->to_folder->op_count--;
3265                         if (msginfo->to_folder->op_count == 0) {
3266                                 folder_update_item(msginfo->to_folder, FALSE);
3267                                 changed = TRUE;
3268                         }
3269                 }
3270         }
3271         msginfo->to_folder = to_folder;
3272         if (MSG_IS_DELETED(msginfo->flags))
3273                 summaryview->deleted--;
3274         if (MSG_IS_MOVE(msginfo->flags)) {
3275                 summaryview->moved--;
3276                 if (!prefs_common.immediate_exec)
3277                         msginfo->to_folder->op_count--;
3278         }
3279         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3280         if (!MSG_IS_COPY(msginfo->flags)) {
3281                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3282                 summaryview->copied++;
3283                 changed = TRUE;
3284         }
3285         if (!prefs_common.immediate_exec) {
3286                 summary_set_row_marks(summaryview, row);
3287                 if (changed) {
3288                         msginfo->to_folder->op_count++;
3289                         if (msginfo->to_folder->op_count == 1)
3290                                 folder_update_item(msginfo->to_folder, FALSE);
3291                 }
3292         }
3293
3294         debug_print("Message %d is set to copy to %s\n",
3295                     msginfo->msgnum, to_folder->path);
3296 }
3297
3298 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3299 {
3300         GList *cur;
3301
3302         if (!to_folder) return;
3303         if (!summaryview->folder_item) return;
3304
3305         if (summary_is_locked(summaryview)) return;
3306
3307         if (summaryview->folder_item == to_folder) {
3308                 alertpanel_notice
3309                         (_("Destination to copy is same as current folder."));
3310                 return;
3311         }
3312
3313         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3314              cur != NULL; cur = cur->next)
3315                 summary_copy_row_to
3316                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3317
3318         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3319
3320         if (prefs_common.immediate_exec)
3321                 summary_execute(summaryview);
3322         else {
3323                 summary_status_show(summaryview);
3324
3325                 folder_update_item(to_folder, FALSE);
3326         }
3327 }
3328
3329 void summary_copy_to(SummaryView *summaryview)
3330 {
3331         FolderItem *to_folder;
3332
3333         if (!summaryview->folder_item) return;
3334
3335         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3336                                          FOLDER_SEL_COPY, NULL);
3337         summary_copy_selected_to(summaryview, to_folder);
3338 }
3339
3340 void summary_add_address(SummaryView *summaryview)
3341 {
3342         MsgInfo *msginfo;
3343         gchar *from;
3344
3345         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3346                                               summaryview->selected);
3347         if (!msginfo) return;
3348
3349         Xstrdup_a(from, msginfo->from, return);
3350         eliminate_address_comment(from);
3351         extract_address(from);
3352         addressbook_add_contact(msginfo->fromname, from, NULL);
3353 }
3354
3355 void summary_select_all(SummaryView *summaryview)
3356 {
3357         if (summaryview->messages >= 500) {
3358                 STATUSBAR_PUSH(summaryview->mainwin,
3359                                _("Selecting all messages..."));
3360                 main_window_cursor_wait(summaryview->mainwin);
3361         }
3362
3363         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3364
3365         if (summaryview->messages >= 500) {
3366                 STATUSBAR_POP(summaryview->mainwin);
3367                 main_window_cursor_normal(summaryview->mainwin);
3368         }
3369 }
3370
3371 void summary_unselect_all(SummaryView *summaryview)
3372 {
3373         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3374 }
3375
3376 void summary_select_thread(SummaryView *summaryview)
3377 {
3378         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3379         GtkCTreeNode *node = summaryview->selected;
3380
3381         if (!node) return;
3382
3383         while (GTK_CTREE_ROW(node)->parent != NULL)
3384                 node = GTK_CTREE_ROW(node)->parent;
3385
3386         if (node != summaryview->selected)
3387                 summary_select_node
3388                         (summaryview, node,
3389                          messageview_is_visible(summaryview->messageview),
3390                          FALSE);
3391
3392         gtk_ctree_select_recursive(ctree, node);
3393
3394         summary_status_show(summaryview);
3395 }
3396
3397 void summary_save_as(SummaryView *summaryview)
3398 {
3399         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3400         MsgInfo *msginfo;
3401         gchar *filename = NULL;
3402         gchar *src, *dest;
3403
3404         AlertValue aval = 0;
3405
3406         if (!summaryview->selected) return;
3407         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3408         if (!msginfo) return;
3409
3410         if (msginfo->subject) {
3411                 Xstrdup_a(filename, msginfo->subject, return);
3412                 subst_for_filename(filename);
3413         }
3414         dest = filesel_select_file(_("Save as"), filename);
3415         if (!dest) return;
3416         if (is_file_exist(dest)) {
3417                 aval = alertpanel(_("Append or Overwrite"),
3418                                   _("Append or overwrite existing file?"),
3419                                   _("Append"), _("Overwrite"), _("Cancel"));
3420                 if (aval != 0 && aval != 1)
3421                         return;
3422         }
3423
3424         src = procmsg_get_message_file(msginfo);
3425         if ( aval==0 ) { /* append */
3426                 if (append_file(src, dest, TRUE) < 0)
3427                         alertpanel_error(_("Can't save the file `%s'."),
3428                                          g_basename(dest));
3429         } else { /* overwrite */
3430                 if (copy_file(src, dest, TRUE) < 0)
3431                         alertpanel_error(_("Can't save the file `%s'."),
3432                                          g_basename(dest));
3433         }
3434         g_free(src);
3435
3436
3437         /*
3438          * If two or more msgs are selected,
3439          * append them to the output file.
3440          */
3441         if (GTK_CLIST(ctree)->selection->next) {
3442                 GList *item;
3443                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3444                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3445                         if (!msginfo) break;
3446                         src = procmsg_get_message_file(msginfo);
3447                         if (append_file(src, dest, TRUE) < 0)
3448                                 alertpanel_error(_("Can't save the file `%s'."),
3449                                                  g_basename(dest));
3450                 }
3451                 g_free(src);
3452         }
3453 }
3454
3455 void summary_print(SummaryView *summaryview)
3456 {
3457         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3458         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3459         MsgInfo *msginfo;
3460         GList *cur;
3461         gchar *cmdline;
3462         gchar *p;
3463
3464         if (clist->selection == NULL) return;
3465
3466         cmdline = input_dialog(_("Print"),
3467                                _("Enter the print command line:\n"
3468                                  "(`%s' will be replaced with file name)"),
3469                                prefs_common.print_cmd);
3470         if (!cmdline) return;
3471         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3472             strchr(p + 2, '%')) {
3473                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3474                                  cmdline);
3475                 g_free(cmdline);
3476                 return;
3477         }
3478
3479         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3480                 msginfo = gtk_ctree_node_get_row_data
3481                         (ctree, GTK_CTREE_NODE(cur->data));
3482                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3483         }
3484
3485         g_free(cmdline);
3486 }
3487
3488 gboolean summary_execute(SummaryView *summaryview)
3489 {
3490         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3491         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3492         GtkCTreeNode *node, *next;
3493
3494         if (!summaryview->folder_item) return FALSE;
3495
3496         if (summary_is_locked(summaryview)) return FALSE;
3497         summary_lock(summaryview);
3498
3499         gtk_clist_freeze(clist);
3500
3501         if (summaryview->threaded)
3502                 summary_unthread_for_exec(summaryview);
3503
3504         summary_execute_move(summaryview);
3505         summary_execute_copy(summaryview);
3506         summary_execute_delete(summaryview);
3507
3508         node = GTK_CTREE_NODE(clist->row_list);
3509         while (node != NULL) {
3510                 next = gtkut_ctree_node_next(ctree, node);
3511                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3512                         if (node == summaryview->displayed) {
3513                                 messageview_clear(summaryview->messageview);
3514                                 summaryview->displayed = NULL;
3515                         }
3516                         if (GTK_CTREE_ROW(node)->children != NULL)
3517                                 g_warning("summary_execute(): children != NULL\n");
3518                         else
3519                                 gtk_ctree_remove_node(ctree, node);
3520                 }
3521                 node = next;
3522         }
3523
3524         if (summaryview->threaded)
3525                 summary_thread_build(summaryview);
3526
3527         summaryview->selected = clist->selection ?
3528                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3529
3530         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3531                 menu_set_insensitive_all
3532                         (GTK_MENU_SHELL(summaryview->popupmenu));
3533                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3534         } else
3535                 gtk_widget_grab_focus(summaryview->ctree);
3536
3537         summary_update_status(summaryview);
3538         summary_status_show(summaryview);
3539
3540         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3541
3542         gtk_clist_thaw(clist);
3543
3544         summary_unlock(summaryview);
3545         return TRUE;
3546 }
3547
3548 static void summary_execute_move(SummaryView *summaryview)
3549 {
3550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3551         GSList *cur;
3552
3553         /* search moving messages and execute */
3554         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3555                                 summaryview);
3556
3557         if (summaryview->mlist) {
3558                 procmsg_move_messages(summaryview->mlist);
3559
3560                 folder_update_items_when_required(FALSE);
3561
3562                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3563                         procmsg_msginfo_free((MsgInfo *)cur->data);
3564                 g_slist_free(summaryview->mlist);
3565                 summaryview->mlist = NULL;
3566         }
3567
3568         folder_update_item(summaryview->folder_item, FALSE);
3569 }
3570
3571 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3572                                       gpointer data)
3573 {
3574         SummaryView *summaryview = data;
3575         MsgInfo *msginfo;
3576
3577         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3578
3579         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3580                 if (!prefs_common.immediate_exec &&
3581                     msginfo->to_folder->op_count > 0)
3582                         msginfo->to_folder->op_count--;
3583
3584                 summaryview->mlist =
3585                         g_slist_append(summaryview->mlist, msginfo);
3586                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3587
3588                 if (msginfo->msgid && *msginfo->msgid &&
3589                     node == g_hash_table_lookup(summaryview->msgid_table,
3590                                                 msginfo->msgid))
3591                         g_hash_table_remove(summaryview->msgid_table,
3592                                             msginfo->msgid);
3593         }
3594 }
3595
3596 static void summary_execute_copy(SummaryView *summaryview)
3597 {
3598         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3599
3600         /* search copying messages and execute */
3601         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3602                                 summaryview);
3603
3604         if (summaryview->mlist) {
3605                 procmsg_copy_messages(summaryview->mlist);
3606
3607                 folder_update_items_when_required(FALSE);
3608
3609                 g_slist_free(summaryview->mlist);
3610                 summaryview->mlist = NULL;
3611         }
3612 }
3613
3614 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3615                                       gpointer data)
3616 {
3617         SummaryView *summaryview = data;
3618         MsgInfo *msginfo;
3619
3620         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3621
3622         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3623                 if (!prefs_common.immediate_exec &&
3624                     msginfo->to_folder->op_count > 0)
3625                         msginfo->to_folder->op_count--;
3626
3627                 summaryview->mlist =
3628                         g_slist_append(summaryview->mlist, msginfo);
3629
3630                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3631                 summary_set_row_marks(summaryview, node);
3632         }
3633 }
3634
3635 static void summary_execute_delete(SummaryView *summaryview)
3636 {
3637         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3638         FolderItem *trash;
3639         GSList *cur;
3640
3641         trash = summaryview->folder_item->folder->trash;
3642         if (summaryview->folder_item->folder->type == F_MH) {
3643                 g_return_if_fail(trash != NULL);
3644         }
3645
3646         /* search deleting messages and execute */
3647         gtk_ctree_pre_recursive
3648                 (ctree, NULL, summary_execute_delete_func, summaryview);
3649
3650         if (!summaryview->mlist) return;
3651
3652         if (trash == NULL || summaryview->folder_item == trash)
3653                 folder_item_remove_msgs(summaryview->folder_item,
3654                                         summaryview->mlist);
3655         else
3656                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3657
3658         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3659                 procmsg_msginfo_free((MsgInfo *)cur->data);
3660
3661         g_slist_free(summaryview->mlist);
3662         summaryview->mlist = NULL;
3663
3664         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3665                 folder_update_item(trash, FALSE);
3666         }
3667         folder_update_item(summaryview->folder_item, FALSE);
3668 }
3669
3670 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3671                                         gpointer data)
3672 {
3673         SummaryView *summaryview = data;
3674         MsgInfo *msginfo;
3675
3676         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3677
3678         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3679                 summaryview->mlist =
3680                         g_slist_append(summaryview->mlist, msginfo);
3681                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3682
3683                 if (msginfo->msgid && *msginfo->msgid &&
3684                     node == g_hash_table_lookup(summaryview->msgid_table,
3685                                                 msginfo->msgid)) {
3686                         g_hash_table_remove(summaryview->msgid_table,
3687                                             msginfo->msgid);
3688                 }
3689                 if (msginfo->subject && *msginfo->subject &&
3690                     node == subject_table_lookup(summaryview->subject_table,
3691                                                  msginfo->subject)) {
3692                         subject_table_remove(summaryview->subject_table,
3693                                              msginfo->subject);
3694                 }
3695         }
3696 }
3697
3698 /* thread functions */
3699
3700 void summary_thread_build(SummaryView *summaryview)
3701 {
3702         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3703         GtkCTreeNode *node;
3704         GtkCTreeNode *next;
3705         GtkCTreeNode *parent;
3706         MsgInfo *msginfo;
3707
3708         summary_lock(summaryview);
3709
3710         debug_print("Building threads...");
3711         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3712         main_window_cursor_wait(summaryview->mainwin);
3713
3714         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3715                                          summary_tree_expanded, summaryview);
3716         gtk_clist_freeze(GTK_CLIST(ctree));
3717
3718         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3719         while (node) {
3720                 next = GTK_CTREE_ROW(node)->sibling;
3721
3722                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3723
3724                 parent = NULL;
3725
3726                 /* alfons - claws seems to prefer subject threading before
3727                  * inreplyto threading. we should look more deeply in this,
3728                  * because inreplyto should have precedence... */
3729                 if (msginfo && msginfo->inreplyto) {
3730                         parent = g_hash_table_lookup(summaryview->msgid_table,
3731                                                      msginfo->inreplyto);
3732                 }
3733
3734                 if (parent == NULL) {
3735                         parent = subject_table_lookup
3736                                 (summaryview->subject_table,
3737                                  msginfo->subject);
3738                 }
3739
3740                 if (parent && parent != node) {
3741                         gtk_ctree_move(ctree, node, parent, NULL);
3742                         gtk_ctree_expand(ctree, node);
3743                 }
3744
3745                 node = next;
3746         }
3747
3748         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3749
3750         while (node) {
3751                 next = GTK_CTREE_NODE_NEXT(node);
3752                 if (prefs_common.expand_thread)
3753                         gtk_ctree_expand(ctree, node);
3754                 if (prefs_common.bold_unread &&
3755                     GTK_CTREE_ROW(node)->children)
3756                         summary_set_row_marks(summaryview, node);
3757                 node = next;
3758         }
3759
3760         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3761
3762         gtk_clist_thaw(GTK_CLIST(ctree));
3763         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3764                                            summary_tree_expanded, summaryview);
3765
3766         debug_print("done.\n");
3767         STATUSBAR_POP(summaryview->mainwin);
3768         main_window_cursor_normal(summaryview->mainwin);
3769
3770         summaryview->threaded = TRUE;
3771
3772         summary_unlock(summaryview);
3773 }
3774
3775 static void summary_thread_init(SummaryView *summaryview)
3776 {
3777         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3778         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3779         GtkCTreeNode *next;
3780
3781         if (prefs_common.expand_thread) {
3782                 while (node) {
3783                         next = GTK_CTREE_ROW(node)->sibling;
3784                         if (GTK_CTREE_ROW(node)->children)
3785                                 gtk_ctree_expand(ctree, node);
3786                         node = next;
3787                 }
3788         } else if (prefs_common.bold_unread) {
3789                 while (node) {
3790                         next = GTK_CTREE_ROW(node)->sibling;
3791                         if (GTK_CTREE_ROW(node)->children)
3792                                 summary_set_row_marks(summaryview, node);
3793                         node = next;
3794                 }
3795         }
3796 }
3797
3798 void summary_unthread(SummaryView *summaryview)
3799 {
3800         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3801         GtkCTreeNode *node;
3802         GtkCTreeNode *child;
3803         GtkCTreeNode *sibling;
3804         GtkCTreeNode *next_child;
3805
3806         summary_lock(summaryview);
3807
3808         debug_print("Unthreading...");
3809         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3810         main_window_cursor_wait(summaryview->mainwin);
3811
3812         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3813                                          summary_tree_collapsed, summaryview);
3814         gtk_clist_freeze(GTK_CLIST(ctree));
3815
3816         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3817              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3818                 child = GTK_CTREE_ROW(node)->children;
3819                 sibling = GTK_CTREE_ROW(node)->sibling;
3820
3821                 while (child != NULL) {
3822                         next_child = GTK_CTREE_ROW(child)->sibling;
3823                         gtk_ctree_move(ctree, child, NULL, sibling);
3824                         child = next_child;
3825                 }
3826         }
3827
3828         /* CLAWS: and sort it */
3829         gtk_sctree_sort_recursive(ctree, NULL);
3830
3831         gtk_clist_thaw(GTK_CLIST(ctree));
3832         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3833                                            summary_tree_collapsed, summaryview);
3834
3835         debug_print("done.\n");
3836         STATUSBAR_POP(summaryview->mainwin);
3837         main_window_cursor_normal(summaryview->mainwin);
3838
3839         summaryview->threaded = FALSE;
3840
3841         summary_unlock(summaryview);
3842 }
3843
3844 static void summary_unthread_for_exec(SummaryView *summaryview)
3845 {
3846         GtkCTreeNode *node;
3847         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3848
3849         summary_lock(summaryview);
3850
3851         debug_print("Unthreading for execution...");
3852
3853         gtk_clist_freeze(GTK_CLIST(ctree));
3854
3855         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3856              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3857                 summary_unthread_for_exec_func(ctree, node, NULL);
3858         }
3859
3860         gtk_clist_thaw(GTK_CLIST(ctree));
3861
3862         debug_print("done.\n");
3863
3864         summary_unlock(summaryview);
3865 }
3866
3867 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3868                                            gpointer data)
3869 {
3870         MsgInfo *msginfo;
3871         GtkCTreeNode *top_parent;
3872         GtkCTreeNode *child;
3873         GtkCTreeNode *sibling;
3874
3875         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3876
3877         if (!msginfo ||
3878             (!MSG_IS_MOVE(msginfo->flags) &&
3879              !MSG_IS_DELETED(msginfo->flags)))
3880                 return;
3881         child = GTK_CTREE_ROW(node)->children;
3882         if (!child) return;
3883
3884         for (top_parent = node;
3885              GTK_CTREE_ROW(top_parent)->parent != NULL;
3886              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3887                 ;
3888         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3889
3890         while (child != NULL) {
3891                 GtkCTreeNode *next_child;
3892
3893                 next_child = GTK_CTREE_ROW(child)->sibling;
3894                 gtk_ctree_move(ctree, child, NULL, sibling);
3895                 child = next_child;
3896         }
3897 }
3898
3899 void summary_expand_threads(SummaryView *summaryview)
3900 {
3901         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3902         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3903
3904         gtk_clist_freeze(GTK_CLIST(ctree));
3905
3906         while (node) {
3907                 if (GTK_CTREE_ROW(node)->children)
3908                         gtk_ctree_expand(ctree, node);
3909                 node = GTK_CTREE_NODE_NEXT(node);
3910         }
3911
3912         gtk_clist_thaw(GTK_CLIST(ctree));
3913
3914         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3915 }
3916
3917 void summary_collapse_threads(SummaryView *summaryview)
3918 {
3919         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3920         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3921
3922         gtk_clist_freeze(GTK_CLIST(ctree));
3923
3924         while (node) {
3925                 if (GTK_CTREE_ROW(node)->children)
3926                         gtk_ctree_collapse(ctree, node);
3927                 node = GTK_CTREE_ROW(node)->sibling;
3928         }
3929
3930         gtk_clist_thaw(GTK_CLIST(ctree));
3931
3932         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3933 }
3934
3935 void summary_filter(SummaryView *summaryview)
3936 {
3937         if (!global_processing) {
3938                 alertpanel_error(_("No filter rules defined."));
3939                 return;
3940         }
3941
3942         summary_lock(summaryview);
3943
3944         debug_print("filtering...");
3945         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3946         main_window_cursor_wait(summaryview->mainwin);
3947
3948         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3949
3950         if (global_processing == NULL) {
3951                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3952                                         GTK_CTREE_FUNC(summary_filter_func),
3953                                         summaryview);
3954
3955                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3956
3957                 if (prefs_common.immediate_exec) {
3958                         summary_unlock(summaryview);
3959                         summary_execute(summaryview);
3960                         summary_lock(summaryview);
3961                 } else
3962                         summary_status_show(summaryview);
3963         }
3964         else {
3965                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3966                                         GTK_CTREE_FUNC(summary_filter_func),
3967                                         summaryview);
3968
3969                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3970
3971                 folder_update_items_when_required(FALSE);
3972         }
3973
3974         debug_print("done.\n");
3975         STATUSBAR_POP(summaryview->mainwin);
3976         main_window_cursor_normal(summaryview->mainwin);
3977
3978         summary_unlock(summaryview);
3979
3980         /*
3981          * CLAWS: summary_show() only valid after having a lock. ideally
3982          * we want the lock to be context aware...
3983          */
3984         if (global_processing) {
3985                 summary_show(summaryview, summaryview->folder_item);
3986         }
3987 }
3988
3989 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3990                                 gpointer data)
3991 {
3992         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3993
3994         filter_message_by_msginfo(global_processing, msginfo);
3995 }
3996
3997 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3998 {
3999         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
4000                                        {"X-ML-Name:",      NULL, FALSE},
4001                                        {"X-List:",         NULL, FALSE},
4002                                        {"X-Mailing-list:", NULL, FALSE},
4003                                        {"List-Id:",        NULL, FALSE},
4004                                        {NULL,              NULL, FALSE}};
4005
4006         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
4007
4008         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
4009                                          "X-Mailing-List", "List-Id",
4010                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
4011                                          "header \"X-List\"", "header \"X-Mailing-List\"",
4012                                          "header \"List-Id\""};
4013         enum
4014         {
4015                 H_X_BEENTHERE    = 0,
4016                 H_X_ML_NAME      = 1,
4017                 H_X_LIST         = 2,
4018                 H_X_MAILING_LIST = 3,
4019                 H_LIST_ID        = 4
4020         };
4021
4022         enum
4023         {
4024                 H_FROM    = 0,
4025                 H_TO      = 2,
4026                 H_SUBJECT = 4
4027         };
4028
4029         MsgInfo *msginfo;
4030         gchar *header = NULL;
4031         gchar *key = NULL;
4032         FILE *fp;
4033         int header_offset;
4034         int hentry_offset;
4035
4036         if (!summaryview->selected) return;
4037
4038         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4039                                               summaryview->selected);
4040         if (!msginfo) return;
4041
4042         header_offset = 1;
4043         hentry_offset = 5;
4044
4045         switch (type) {
4046         case FILTER_BY_NONE:
4047                 break;
4048         case FILTER_BY_AUTO:
4049                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
4050                 procheader_get_header_fields(fp, hentry);
4051                 fclose(fp);
4052
4053                 if (hentry[H_X_BEENTHERE].body != NULL) {
4054                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
4055                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
4056                 } else if (hentry[H_X_ML_NAME].body != NULL) {
4057                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
4058                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
4059                 } else if (hentry[H_X_LIST].body != NULL) {
4060                         header = hentry_strs[H_X_LIST + hentry_offset];
4061                         Xstrdup_a(key, hentry[H_X_LIST].body, );
4062                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
4063                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
4064                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
4065                 } else if (hentry[H_LIST_ID].body != NULL) {
4066                         header = hentry_strs[H_LIST_ID + hentry_offset];
4067                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
4068                 } else if (msginfo->subject) {
4069                         header = header_strs[H_SUBJECT + header_offset];
4070                         key = msginfo->subject;
4071                 }
4072
4073                 g_free(hentry[H_X_BEENTHERE].body);
4074                 hentry[H_X_BEENTHERE].body = NULL;
4075                 g_free(hentry[H_X_ML_NAME].body);
4076                 hentry[H_X_ML_NAME].body = NULL;
4077                 g_free(hentry[H_X_LIST].body);
4078                 hentry[H_X_LIST].body = NULL;
4079                 g_free(hentry[H_X_MAILING_LIST].body);
4080                 hentry[H_X_MAILING_LIST].body = NULL;
4081                 g_free(hentry[H_LIST_ID].body);
4082                 hentry[H_LIST_ID].body = NULL;
4083
4084                 break;
4085         case FILTER_BY_FROM:
4086                 header = header_strs[H_FROM + header_offset];
4087                 key = msginfo->from;
4088                 break;
4089         case FILTER_BY_TO:
4090                 header = header_strs[H_TO + header_offset];
4091                 key = msginfo->to;
4092                 break;
4093         case FILTER_BY_SUBJECT:
4094                 header = header_strs[H_SUBJECT + header_offset];
4095                 key = msginfo->subject;
4096                 break;
4097         default:
4098                 break;
4099         }
4100
4101         /*
4102          * NOTE: key may be allocated on the stack, so
4103          * prefs_filter[ing]_open() should have completed
4104          * and have set entries. Otherwise we're hosed.
4105          */
4106
4107         prefs_filtering_open(NULL, header, key);
4108 }
4109
4110 void summary_reply(SummaryView *summaryview, ComposeMode mode)
4111 {
4112         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
4113         MsgInfo *msginfo;
4114         gchar *text;
4115
4116         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4117                                               summaryview->selected);
4118         if (!msginfo) return;
4119
4120         text = gtkut_editable_get_selection
4121                 (GTK_EDITABLE(summaryview->messageview->textview->text));
4122
4123         if (!text && summaryview->messageview->type == MVIEW_MIME
4124             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
4125             && summaryview->messageview->mimeview->textview
4126             && !summaryview->messageview->mimeview->textview->default_text) {
4127                 text = gtkut_editable_get_selection (GTK_EDITABLE
4128                          (summaryview->messageview->mimeview->textview->text));
4129         }
4130
4131         switch (mode) {
4132         case COMPOSE_REPLY:
4133                 if (prefs_common.default_reply_list)
4134                         compose_reply(msginfo, prefs_common.reply_with_quote,
4135                                       FALSE, TRUE, FALSE, text);
4136                 else
4137                         compose_reply(msginfo, prefs_common.reply_with_quote,
4138                                       FALSE, FALSE, FALSE, text);
4139                 break;
4140         case COMPOSE_REPLY_WITH_QUOTE:
4141                 if (prefs_common.default_reply_list)
4142                         compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4143                 else
4144                         compose_reply(msginfo, TRUE, FALSE, FALSE, FALSE, text);
4145                 break;
4146         case COMPOSE_REPLY_WITHOUT_QUOTE:
4147                 if (prefs_common.default_reply_list)
4148                         compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4149                 else
4150                         compose_reply(msginfo, FALSE, FALSE, FALSE, FALSE, NULL);
4151                 break;
4152         case COMPOSE_REPLY_TO_SENDER:
4153                 compose_reply(msginfo, prefs_common.reply_with_quote,
4154                               FALSE, FALSE, TRUE, text);
4155                 break;
4156         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
4157                 compose_followup_and_reply_to(msginfo,
4158                                               prefs_common.reply_with_quote,
4159                                               FALSE, TRUE, text);
4160                 break;
4161         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
4162                 compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, text);
4163                 break;
4164         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
4165                 compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
4166                 break;
4167         case COMPOSE_REPLY_TO_ALL:
4168                 compose_reply(msginfo, prefs_common.reply_with_quote,
4169                               TRUE, FALSE, FALSE, text);
4170                 break;
4171         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
4172                 compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, text);
4173                 break;
4174         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
4175                 compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
4176                 break;
4177         case COMPOSE_REPLY_TO_LIST:
4178                 compose_reply(msginfo, prefs_common.reply_with_quote,
4179                               FALSE, TRUE, FALSE, text);
4180                 break;
4181         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
4182                 compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4183                 break;
4184         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
4185                 compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4186                 break;
4187         case COMPOSE_FORWARD:
4188                 if (prefs_common.forward_as_attachment) {
4189                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
4190                         return;
4191                 } else {
4192                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
4193                         return;
4194                 }
4195                 break;
4196         case COMPOSE_FORWARD_INLINE:
4197                 if (!sel->next) {
4198                         compose_forward(NULL, msginfo, FALSE, text);
4199                         break;
4200                 }
4201                 /* if (sel->next) FALL THROUGH */
4202         case COMPOSE_FORWARD_AS_ATTACH:
4203                 {
4204                         GSList *msginfo_list = NULL;
4205                         for ( ; sel != NULL; sel = sel->next)
4206                                 msginfo_list = g_slist_append(msginfo_list,
4207                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4208                                                 GTK_CTREE_NODE(sel->data)));
4209                         compose_forward_multiple(NULL, msginfo_list);
4210                         g_slist_free(msginfo_list);
4211                 }
4212                 break;
4213         case COMPOSE_REDIRECT:
4214                 compose_redirect(NULL, msginfo);
4215                 break;
4216         default:
4217                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
4218         }
4219
4220         summary_set_marks_selected(summaryview);
4221         g_free(text);
4222 }
4223
4224 /* color label */
4225
4226 #define N_COLOR_LABELS colorlabel_get_color_count()
4227
4228 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4229                                                      gpointer data)
4230 {
4231         guint color = GPOINTER_TO_UINT(data);
4232         SummaryView *summaryview;
4233
4234         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
4235         g_return_if_fail(summaryview != NULL);
4236
4237         /* "dont_toggle" state set? */
4238         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
4239                                 "dont_toggle"))
4240                 return;
4241
4242         summary_set_colorlabel(summaryview, color, NULL);
4243 }
4244
4245 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4246  * for the messsage; not the color index */
4247 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4248                                   guint labelcolor)
4249 {
4250         GdkColor color;
4251         GtkStyle *style, *prev_style, *ctree_style;
4252         MsgInfo *msginfo;
4253         gint color_index;
4254
4255         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4256
4257         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4258         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4259         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4260
4261         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4262                 if (!prev_style) return;
4263                 style = gtk_style_copy(prev_style);
4264                 color = ctree_style->fg[GTK_STATE_NORMAL];
4265                 style->fg[GTK_STATE_NORMAL] = color;
4266                 color = ctree_style->fg[GTK_STATE_SELECTED];
4267                 style->fg[GTK_STATE_SELECTED] = color;
4268         } else {
4269                 if (prev_style)
4270                         style = gtk_style_copy(prev_style);
4271                 else
4272                         style = gtk_style_copy(ctree_style);
4273                 color = colorlabel_get_color(color_index);
4274                 style->fg[GTK_STATE_NORMAL] = color;
4275                 /* get the average of label color and selected fg color
4276                    for visibility */
4277                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4278                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4279                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4280         }
4281
4282         gtk_ctree_node_set_row_style(ctree, node, style);
4283 }
4284
4285 static void summary_set_row_colorlable(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4286 {
4287         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4288         MsgInfo *msginfo;
4289
4290         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4291
4292         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4293         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4294 }
4295
4296 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4297                             GtkWidget *widget)
4298 {
4299         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4300         GList *cur;
4301
4302         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4303                 summary_set_row_colorlable(summaryview,
4304                                            GTK_CTREE_NODE(cur->data), labelcolor);
4305 }
4306
4307 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4308                                                           gpointer data)
4309 {
4310         SummaryView *summaryview;
4311         GtkMenuShell *menu;
4312         GtkCheckMenuItem **items;
4313         gint n;
4314         GList *cur, *sel;
4315
4316         summaryview = (SummaryView *)data;
4317         g_return_if_fail(summaryview != NULL);
4318
4319         sel = GTK_CLIST(summaryview->ctree)->selection;
4320         if (!sel) return;
4321
4322         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4323         g_return_if_fail(menu != NULL);
4324
4325         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4326
4327         /* NOTE: don't return prematurely because we set the "dont_toggle"
4328          * state for check menu items */
4329         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4330                             GINT_TO_POINTER(1));
4331
4332         /* clear items. get item pointers. */
4333         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4334                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4335                         gtk_check_menu_item_set_state
4336                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4337                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4338                         n++;
4339                 }
4340         }
4341
4342         if (n == (N_COLOR_LABELS + 1)) {
4343                 /* iterate all messages and set the state of the appropriate
4344                  * items */
4345                 for (; sel != NULL; sel = sel->next) {
4346                         MsgInfo *msginfo;
4347                         gint clabel;
4348
4349                         msginfo = gtk_ctree_node_get_row_data
4350                                 (GTK_CTREE(summaryview->ctree),
4351                                  GTK_CTREE_NODE(sel->data));
4352                         if (msginfo) {
4353                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4354                                 if (!items[clabel]->active)
4355                                         gtk_check_menu_item_set_state
4356                                                 (items[clabel], TRUE);
4357                         }
4358                 }
4359         } else
4360                 g_warning("invalid number of color elements (%d)\n", n);
4361
4362         /* reset "dont_toggle" state */
4363         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4364                             GINT_TO_POINTER(0));
4365 }
4366
4367 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4368 {
4369         GtkWidget *label_menuitem;
4370         GtkWidget *menu;
4371         GtkWidget *item;
4372         gint i;
4373
4374         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4375                                                    "/Color label");
4376         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4377                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4378                            summaryview);
4379         gtk_widget_show(label_menuitem);
4380
4381         menu = gtk_menu_new();
4382
4383         /* create sub items. for the menu item activation callback we pass the
4384          * index of label_colors[] as data parameter. for the None color we
4385          * pass an invalid (high) value. also we attach a data pointer so we
4386          * can always get back the SummaryView pointer. */
4387
4388         item = gtk_check_menu_item_new_with_label(_("None"));
4389         gtk_menu_append(GTK_MENU(menu), item);
4390         gtk_signal_connect(GTK_OBJECT(item), "activate",
4391                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4392                            GUINT_TO_POINTER(0));
4393         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4394         gtk_widget_show(item);
4395
4396         item = gtk_menu_item_new();
4397         gtk_menu_append(GTK_MENU(menu), item);
4398         gtk_widget_show(item);
4399
4400         /* create pixmap/label menu items */
4401         for (i = 0; i < N_COLOR_LABELS; i++) {
4402                 item = colorlabel_create_check_color_menu_item(i);
4403                 gtk_menu_append(GTK_MENU(menu), item);
4404                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4405                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4406                                    GUINT_TO_POINTER(i + 1));
4407                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4408                                     summaryview);
4409                 gtk_widget_show(item);
4410         }
4411
4412         gtk_widget_show(menu);
4413         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4414         summaryview->colorlabel_menu = menu;
4415 }
4416
4417 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4418 {
4419         GtkWidget *ctree;
4420         gint *col_pos = summaryview->col_pos;
4421         SummaryColumnState *col_state;
4422         gchar *titles[N_SUMMARY_COLS];
4423         SummaryColumnType type;
4424         gint pos;
4425
4426         memset(titles, 0, sizeof(titles));
4427
4428         col_state = prefs_summary_column_get_config();
4429         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4430                 summaryview->col_state[pos] = col_state[pos];
4431                 type = col_state[pos].type;
4432                 col_pos[type] = pos;
4433         }
4434         col_state = summaryview->col_state;
4435
4436         ctree = gtk_sctree_new_with_titles
4437                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4438
4439         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4440         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4441                                            GTK_JUSTIFY_CENTER);
4442         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4443                                            GTK_JUSTIFY_CENTER);
4444         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4445                                            GTK_JUSTIFY_CENTER);
4446         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4447                                            GTK_JUSTIFY_CENTER);
4448         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4449                                            GTK_JUSTIFY_RIGHT);
4450         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4451                                            GTK_JUSTIFY_RIGHT);
4452         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4453                                            GTK_JUSTIFY_RIGHT);
4454         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4455                                    SUMMARY_COL_MARK_WIDTH);
4456         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4457                                    SUMMARY_COL_UNREAD_WIDTH);
4458         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4459                                    SUMMARY_COL_LOCKED_WIDTH);
4460         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4461                                    SUMMARY_COL_MIME_WIDTH);
4462         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4463                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4464         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4465                                    prefs_common.summary_col_size[S_COL_FROM]);
4466         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4467                                    prefs_common.summary_col_size[S_COL_DATE]);
4468         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4469                                    prefs_common.summary_col_size[S_COL_SIZE]);
4470         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4471                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4472         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4473                                    prefs_common.summary_col_size[S_COL_SCORE]);
4474         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4475         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4476                                      GTK_CTREE_EXPANDER_SQUARE);
4477 #if 0
4478         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4479         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4480                                      GTK_CTREE_EXPANDER_TRIANGLE);
4481 #endif
4482         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4483         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4484
4485         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4486                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4487                                        GTK_CAN_FOCUS);
4488                 gtk_clist_set_column_visibility
4489                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4490         }
4491
4492         /* connect signal to the buttons for sorting */
4493 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4494         gtk_signal_connect \
4495                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4496                  "clicked", \
4497                  GTK_SIGNAL_FUNC(func), \
4498                  summaryview)
4499
4500         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4501         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4502         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4503         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4504         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4505         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4506         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4507         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4508         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4509         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4510
4511 #undef CLIST_BUTTON_SIGNAL_CONNECT
4512
4513         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4514                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4515         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4516                            GTK_SIGNAL_FUNC(summary_button_pressed),
4517                            summaryview);
4518         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4519                            GTK_SIGNAL_FUNC(summary_button_released),
4520                            summaryview);
4521         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4522                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4523         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4524                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4525         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4526                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4527
4528         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4529                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4530                                  summaryview);
4531         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4532                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4533                                  summaryview);
4534
4535         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4536                            GTK_SIGNAL_FUNC(summary_start_drag),
4537                            summaryview);
4538         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4539                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4540                            summaryview);
4541
4542         return ctree;
4543 }
4544
4545 void summary_set_column_order(SummaryView *summaryview)
4546 {
4547         GtkWidget *ctree;
4548         GtkWidget *scrolledwin = summaryview->scrolledwin;
4549         GtkWidget *pixmap;
4550         FolderItem *item;
4551         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4552         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4553
4554         item = summaryview->folder_item;
4555
4556         summary_clear_all(summaryview);
4557         gtk_widget_destroy(summaryview->ctree);
4558
4559         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4560         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4561         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4562                                     summaryview->col_pos[S_COL_MIME], pixmap);
4563         gtk_widget_show(pixmap);
4564         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4565                                             GTK_CLIST(ctree)->hadjustment);
4566         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4567                                             GTK_CLIST(ctree)->vadjustment);
4568         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4569         gtk_widget_show(ctree);
4570
4571         summary_show(summaryview, item);
4572
4573         summary_select_by_msgnum(summaryview, selected_msgnum);
4574         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4575         if (!summaryview->displayed)
4576                 messageview_clear(summaryview->messageview);
4577         else
4578                 summary_redisplay_msg(summaryview);
4579 }
4580
4581
4582 /* callback functions */
4583
4584 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4585                                    SummaryView *summaryview)
4586 {
4587         if (!event) return;
4588
4589         summary_toggle_view(summaryview);
4590 }
4591
4592 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4593                                    SummaryView *summaryview)
4594 {
4595         if (!event) return;
4596
4597         if (event->button == 3) {
4598                 summaryview->display_msg = TRUE;
4599                 /* right clicked */
4600                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4601                                NULL, NULL, event->button, event->time);
4602         } else if (event->button == 2) {
4603                 summaryview->display_msg = TRUE;
4604         } else if (event->button == 1) {
4605                 if (!prefs_common.emulate_emacs &&
4606                     messageview_is_visible(summaryview->messageview))
4607                         summaryview->display_msg = TRUE;
4608         }
4609 }
4610
4611 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4612                                     SummaryView *summaryview)
4613 {
4614 }
4615
4616 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4617 {
4618         summary_key_pressed(summaryview->ctree, event, summaryview);
4619 }
4620
4621 #define BREAK_ON_MODIFIER_KEY() \
4622         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4623
4624 #define RETURN_IF_LOCKED() \
4625         if (summaryview->mainwin->lock_count) return
4626
4627 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4628                                 SummaryView *summaryview)
4629 {
4630         GtkCTree *ctree = GTK_CTREE(widget);
4631         GtkCTreeNode *node;
4632         MessageView *messageview;
4633         TextView *textview;
4634
4635         if (summary_is_locked(summaryview)) return;
4636         if (!event) return;
4637
4638         switch (event->keyval) {
4639         case GDK_Left:          /* Move focus */
4640         case GDK_Escape:
4641                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4642                 return;
4643         default:
4644                 break;
4645         }
4646
4647         if (!summaryview->selected) {
4648                 node = gtk_ctree_node_nth(ctree, 0);
4649                 if (node)
4650                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4651                 else
4652                         return;
4653         }
4654
4655         messageview = summaryview->messageview;
4656         if (messageview->type == MVIEW_MIME &&
4657             gtk_notebook_get_current_page
4658                 (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 1)
4659                 textview = messageview->mimeview->textview;
4660         else
4661                 textview = messageview->textview;
4662
4663         switch (event->keyval) {
4664         case GDK_space:         /* Page down or go to the next */
4665                 if (summaryview->displayed != summaryview->selected) {
4666                         summary_display_msg(summaryview,
4667                                             summaryview->selected);
4668                         break;
4669                 }
4670                 if (!textview_scroll_page(textview, FALSE))
4671                         summary_select_next_unread(summaryview);
4672                 break;
4673         case GDK_BackSpace:     /* Page up */
4674                 textview_scroll_page(textview, TRUE);
4675                 break;
4676         case GDK_Return:        /* Scroll up/down one line */
4677                 if (summaryview->displayed != summaryview->selected) {
4678                         summary_display_msg(summaryview,
4679                                             summaryview->selected);
4680                         break;
4681                 }
4682                 textview_scroll_one_line
4683                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4684                 break;
4685         case GDK_asterisk:      /* Mark */
4686                 summary_mark(summaryview);
4687                 break;
4688         case GDK_exclam:        /* Mark as unread */
4689                 summary_mark_as_unread(summaryview);
4690                 break;
4691         case GDK_Delete:
4692                 RETURN_IF_LOCKED();
4693                 BREAK_ON_MODIFIER_KEY();
4694                 summary_delete(summaryview);
4695                 break;
4696         default:
4697                 break;
4698         }
4699 }
4700
4701 static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
4702                                 SummaryView *summaryview)
4703 {
4704         if (event != NULL && event->keyval == GDK_Return)
4705                 summary_show(summaryview, summaryview->folder_item);
4706 }
4707
4708 static void summary_searchbar_focus_evt(GtkWidget *widget, GdkEventFocus *event,
4709                                 SummaryView *summaryview)
4710 {
4711         if (event != NULL && event->in)
4712                 gtk_signal_handler_block_by_func(GTK_OBJECT(summaryview->mainwin->window),
4713                                                  GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4714                                                  summaryview->mainwin);
4715         else
4716                 gtk_signal_handler_unblock_by_func(GTK_OBJECT(summaryview->mainwin->window),
4717                                                    GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4718                                                    summaryview->mainwin);
4719 }
4720
4721 static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
4722 {
4723         SummaryView *sw = (SummaryView *)data;
4724         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(gtk_object_get_user_data(
4725                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
4726                                    GTK_MENU(sw->search_type))))));
4727
4728         if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
4729                 summary_show(sw, sw->folder_item);
4730 }
4731
4732 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4733 {
4734         SummaryView *summaryview = (SummaryView *)data;
4735         GtkWidget *hbox= summaryview->hbox_search;
4736         GtkAllocation size = hbox->allocation;
4737         GtkAllocation msgview_size = summaryview->messageview->vbox->allocation;
4738         GtkAllocation parent_size = summaryview->vbox->allocation;
4739         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4740                 prefs_common.show_searchbar = TRUE;
4741                 gtk_widget_show(hbox);
4742                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4743                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4744                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4745                                                 -1,msgview_size.height - size.height - SUMMARY_VBOX_SPACING);
4746                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4747                                                 -1,parent_size.height + size.height + SUMMARY_VBOX_SPACING);
4748                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4749                 }
4750         } else {
4751                 prefs_common.show_searchbar = FALSE;
4752                 gtk_widget_hide(hbox);
4753                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4754                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4755                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4756                                                 -1,msgview_size.height + size.height + SUMMARY_VBOX_SPACING);
4757                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4758                                                 -1,parent_size.height - size.height - SUMMARY_VBOX_SPACING);
4759                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4760                 }
4761         }
4762 }
4763
4764 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4765 {
4766         if (summaryview->folder_item->stype == F_OUTBOX ||
4767             summaryview->folder_item->stype == F_DRAFT  ||
4768             summaryview->folder_item->stype == F_QUEUE)
4769                 summary_reedit(summaryview);
4770         else
4771                 summary_open_msg(summaryview);
4772
4773         summaryview->display_msg = FALSE;
4774 }
4775
4776 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4777                                   SummaryView *summaryview)
4778 {
4779         summary_set_row_marks(summaryview, node);
4780 }
4781
4782 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4783                                    SummaryView *summaryview)
4784 {
4785         summary_set_row_marks(summaryview, node);
4786 }
4787
4788 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4789                              gint column, SummaryView *summaryview)
4790 {
4791         MsgInfo *msginfo;
4792
4793         summary_status_show(summaryview);
4794
4795         if (GTK_CLIST(ctree)->selection &&
4796              GTK_CLIST(ctree)->selection->next) {
4797                 summaryview->display_msg = FALSE;
4798                 summary_set_menu_sensitive(summaryview);
4799                 toolbar_main_set_sensitive(summaryview->mainwin);
4800                 return;
4801         }
4802
4803         summaryview->selected = row;
4804
4805         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4806
4807         switch (column < 0 ? column : summaryview->col_state[column].type) {
4808         case S_COL_MARK:
4809                 if (MSG_IS_MARKED(msginfo->flags)) {
4810                         summary_unmark_row(summaryview, row);
4811                 } else
4812                         summary_mark_row(summaryview, row);
4813                 break;
4814         case S_COL_UNREAD:
4815                 if (MSG_IS_UNREAD(msginfo->flags)) {
4816                         summary_mark_row_as_read(summaryview, row);
4817                         summary_status_show(summaryview);
4818                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4819                          !MSG_IS_FORWARDED(msginfo->flags)) {
4820                         summary_mark_row_as_unread(summaryview, row);
4821                         summary_status_show(summaryview);
4822                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4823                         summary_find_answers(summaryview, msginfo);
4824                         return;
4825                 }
4826                 break;
4827         case S_COL_LOCKED:
4828                 if (MSG_IS_LOCKED(msginfo->flags)) {
4829                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4830                         summary_set_row_marks(summaryview, row);
4831                 }
4832                 else
4833                         summary_lock_row(summaryview, row);
4834                 break;
4835         default:
4836                 break;
4837         }
4838
4839         if (summaryview->display_msg ||
4840             (prefs_common.show_msg_with_cursor_key &&
4841              messageview_is_visible(summaryview->messageview))) {
4842                 summary_display_msg(summaryview, row);
4843                 summaryview->display_msg = FALSE;
4844         } else {
4845                 summary_set_menu_sensitive(summaryview);
4846                 toolbar_main_set_sensitive(summaryview->mainwin);
4847         }
4848 }
4849
4850 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4851                                 SummaryView *summaryview)
4852 {
4853         SummaryColumnType type = summaryview->col_state[column].type;
4854
4855         prefs_common.summary_col_size[type] = width;
4856 }
4857
4858 static void summary_reply_cb(SummaryView *summaryview, guint action,
4859                              GtkWidget *widget)
4860 {
4861         summary_reply(summaryview, (ComposeMode)action);
4862 }
4863
4864 static void summary_execute_cb(SummaryView *summaryview, guint action,
4865                                GtkWidget *widget)
4866 {
4867         summary_execute(summaryview);
4868 }
4869
4870 static void summary_show_all_header_cb(SummaryView *summaryview,
4871                                        guint action, GtkWidget *widget)
4872 {
4873         summary_display_msg_selected(summaryview,
4874                                      GTK_CHECK_MENU_ITEM(widget)->active);
4875 }
4876
4877 static void summary_add_address_cb(SummaryView *summaryview,
4878                                    guint action, GtkWidget *widget)
4879 {
4880         summary_add_address(summaryview);
4881 }
4882
4883 static void summary_create_filter_cb(SummaryView *summaryview,
4884                                      guint action, GtkWidget *widget)
4885 {
4886         summary_filter_open(summaryview, (PrefsFilterType)action);
4887 }
4888
4889 static void summary_sort_by_column_click(SummaryView *summaryview,
4890                                          FolderSortKey sort_key)
4891 {
4892         if (summaryview->sort_key == sort_key)
4893                 summary_sort(summaryview, sort_key,
4894                              summaryview->sort_type == SORT_ASCENDING
4895                              ? SORT_DESCENDING : SORT_ASCENDING);
4896         else
4897                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4898 }
4899
4900 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4901 {
4902         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4903 }
4904
4905 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4906 {
4907         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4908 }
4909
4910 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4911 {
4912         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4913 }
4914
4915 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4916 {
4917         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4918 }
4919
4920 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4921 {
4922         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4923 }
4924
4925 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4926 {
4927         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4928 }
4929
4930 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4931 {
4932         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4933 }
4934
4935 static void summary_subject_clicked(GtkWidget *button,
4936                                     SummaryView *summaryview)
4937 {
4938         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4939 }
4940
4941 static void summary_score_clicked(GtkWidget *button,
4942                                   SummaryView *summaryview)
4943 {
4944         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4945 }
4946
4947 static void summary_locked_clicked(GtkWidget *button,
4948                                    SummaryView *summaryview)
4949 {
4950         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4951 }
4952
4953 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4954                                SummaryView *summaryview)
4955 {
4956         GtkTargetList *list;
4957         GdkDragContext *context;
4958
4959         g_return_if_fail(summaryview != NULL);
4960         g_return_if_fail(summaryview->folder_item != NULL);
4961         g_return_if_fail(summaryview->folder_item->folder != NULL);
4962         if (summaryview->selected == NULL) return;
4963
4964         list = gtk_target_list_new(summary_drag_types, 1);
4965
4966         context = gtk_drag_begin(widget, list,
4967                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4968         gtk_drag_set_icon_default(context);
4969 }
4970
4971 static void summary_drag_data_get(GtkWidget        *widget,
4972                                   GdkDragContext   *drag_context,
4973                                   GtkSelectionData *selection_data,
4974                                   guint             info,
4975                                   guint             time,
4976                                   SummaryView      *summaryview)
4977 {
4978         if (info == TARGET_MAIL_URI_LIST) {
4979                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4980                 GList *cur;
4981                 MsgInfo *msginfo;
4982                 gchar *mail_list = NULL, *tmp1, *tmp2;
4983
4984                 for (cur = GTK_CLIST(ctree)->selection;
4985                      cur != NULL; cur = cur->next) {
4986                         msginfo = gtk_ctree_node_get_row_data
4987                                 (ctree, GTK_CTREE_NODE(cur->data));
4988                         tmp2 = procmsg_get_message_file(msginfo);
4989                         if (!tmp2) continue;
4990                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4991                         g_free(tmp2);
4992
4993                         if (!mail_list) {
4994                                 mail_list = tmp1;
4995                         } else {
4996                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4997                                 g_free(mail_list);
4998                                 g_free(tmp1);
4999                                 mail_list = tmp2;
5000                         }
5001                 }
5002
5003                 if (mail_list != NULL) {
5004                         gtk_selection_data_set(selection_data,
5005                                                selection_data->target, 8,
5006                                                mail_list, strlen(mail_list));
5007                         g_free(mail_list);
5008                 }
5009         } else if (info == TARGET_DUMMY) {
5010                 if (GTK_CLIST(summaryview->ctree)->selection)
5011                         gtk_selection_data_set(selection_data,
5012                                                selection_data->target, 8,
5013                                                "Dummy", 6);
5014         }
5015 }
5016
5017
5018 /* custom compare functions for sorting */
5019
5020 #define CMP_FUNC_DEF(func_name, val)                                     \
5021 static gint func_name(GtkCList *clist,                                   \
5022                       gconstpointer ptr1, gconstpointer ptr2)            \
5023 {                                                                        \
5024         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5025         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5026                                                                          \
5027         if (!msginfo1 || !msginfo2)                                      \
5028                 return -1;                                               \
5029                                                                          \
5030         return (val);                                                    \
5031 }
5032
5033 CMP_FUNC_DEF(summary_cmp_by_mark,
5034              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5035 CMP_FUNC_DEF(summary_cmp_by_unread,
5036              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5037 CMP_FUNC_DEF(summary_cmp_by_mime,
5038              MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags))
5039 CMP_FUNC_DEF(summary_cmp_by_label,
5040              MSG_GET_COLORLABEL(msginfo1->flags) -
5041              MSG_GET_COLORLABEL(msginfo2->flags))
5042 CMP_FUNC_DEF(summary_cmp_by_locked,
5043              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5044
5045 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5046 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5047 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5048
5049 #undef CMP_FUNC_DEF
5050 #define CMP_FUNC_DEF(func_name, var_name)                                \
5051 static gint func_name(GtkCList *clist,                                   \
5052                       gconstpointer ptr1, gconstpointer ptr2)            \
5053 {                                                                        \
5054         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5055         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5056                                                                          \
5057         if (!msginfo1->var_name)                                         \
5058                 return (msginfo2->var_name != NULL);                     \
5059         if (!msginfo2->var_name)                                         \
5060                 return -1;                                               \
5061                                                                          \
5062         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
5063 }
5064
5065 CMP_FUNC_DEF(summary_cmp_by_subject, subject);
5066 CMP_FUNC_DEF(summary_cmp_by_to, to);
5067
5068 #undef CMP_FUNC_DEF
5069
5070  static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5071                                  gconstpointer ptr2)
5072  {
5073         const gchar *str1, *str2;
5074         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5075         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5076         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5077
5078         g_return_val_if_fail(sv, -1);
5079
5080         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5081         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5082
5083         if (!str1)
5084                 return str2 != NULL;
5085
5086         if (!str2)
5087                 return -1;
5088
5089         return strcasecmp(str1, str2);
5090  }
5091
5092  static gint summary_cmp_by_simplified_subject
5093         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5094 {
5095         const PrefsFolderItem *prefs;
5096         const gchar *str1, *str2;
5097         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5098         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5099         const MsgInfo *msginfo1 = r1->data;
5100         const MsgInfo *msginfo2 = r2->data;
5101         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5102
5103         g_return_val_if_fail(sv, -1);
5104         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5105
5106         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5107         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5108
5109         if (!str1)
5110                 return str2 != NULL;
5111
5112         if (!str2)
5113                 return -1;
5114
5115         prefs = msginfo1->folder->prefs;
5116         if (!prefs)
5117                 prefs = msginfo2->folder->prefs;
5118         if (!prefs)
5119                 return -1;
5120
5121         return strcasecmp(str1, str2);
5122 }
5123
5124 static gint summary_cmp_by_score(GtkCList *clist,
5125                                  gconstpointer ptr1, gconstpointer ptr2)
5126 {
5127         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5128         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5129         int diff;
5130
5131         /* if score are equal, sort by date */
5132
5133         diff = msginfo1->threadscore - msginfo2->threadscore;
5134         if (diff != 0)
5135                 return diff;
5136         else
5137                 return summary_cmp_by_date(clist, ptr1, ptr2);
5138 }
5139
5140 static void news_flag_crosspost(MsgInfo *msginfo)
5141 {
5142         GString *line;
5143         gpointer key;
5144         gpointer value;
5145         Folder *mff = msginfo->folder->folder;
5146
5147         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
5148                 line = g_string_sized_new(128);
5149                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5150                 debug_print("nfcp: checking <%s>", line->str);
5151                 if (mff->newsart &&
5152                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5153                         debug_print(" <%s>", (gchar *)value);
5154                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5155                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5156                                 folder_update_item(msginfo->folder, FALSE);
5157                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
5158                         }
5159                         g_hash_table_remove(mff->newsart, key);
5160                         g_free(key);
5161                 }
5162                 g_string_free(line, TRUE);
5163                 debug_print("\n");
5164         }
5165 }
5166
5167 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5168 {
5169         SummaryView *summaryview = (SummaryView *) data;
5170         MsgInfo *msginfo;
5171
5172         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5173
5174         if (MSG_IS_NEW(msginfo->flags))
5175                 summaryview->newmsgs--;
5176         if (MSG_IS_UNREAD(msginfo->flags))
5177                 summaryview->unread--;
5178         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5179                 summaryview->unreadmarked--;
5180
5181         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5182
5183         summary_set_row_marks(summaryview, row);
5184         debug_print("Message %d is marked as ignore thread\n",
5185             msginfo->msgnum);
5186 }
5187
5188 static void summary_ignore_thread(SummaryView *summaryview)
5189 {
5190         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5191         GList *cur;
5192
5193         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5194                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
5195         }
5196         folder_update_items_when_required(FALSE);
5197
5198         summary_status_show(summaryview);
5199 }
5200
5201 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5202 {
5203         SummaryView *summaryview = (SummaryView *) data;
5204         MsgInfo *msginfo;
5205
5206         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5207
5208         if (MSG_IS_NEW(msginfo->flags))
5209                 summaryview->newmsgs++;
5210         if (MSG_IS_UNREAD(msginfo->flags))
5211                 summaryview->unread++;
5212         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5213                 summaryview->unreadmarked++;
5214
5215         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5216
5217         summary_set_row_marks(summaryview, row);
5218         debug_print("Message %d is marked as unignore thread\n",
5219             msginfo->msgnum);
5220 }
5221
5222 static void summary_unignore_thread(SummaryView *summaryview)
5223 {
5224         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5225         GList *cur;
5226
5227         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5228                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
5229         }
5230         folder_update_items_when_required(FALSE);
5231
5232         summary_status_show(summaryview);
5233 }
5234
5235 #if 0 /* OLD PROCESSING */
5236 static gboolean processing_apply_func(GNode *node, gpointer data)
5237 {
5238         FolderItem *item;
5239         GSList * processing;
5240         SummaryView * summaryview = (SummaryView *) data;
5241
5242         if (node == NULL)
5243                 return FALSE;
5244
5245         item = node->data;
5246         /* prevent from the warning */
5247         if (item->path == NULL)
5248                 return FALSE;
5249         processing = item->prefs->processing;
5250
5251
5252         if (processing != NULL) {
5253                 gchar * buf;
5254                 GSList * mlist;
5255                 GSList * cur;
5256
5257                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5258                 debug_print(buf);
5259                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5260                 g_free(buf);
5261
5262 /*
5263                 mlist = item->folder->get_msg_list(item->folder, item,
5264                                                    TRUE);
5265 */
5266                 mlist = folder_item_get_msg_list(item);
5267                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5268                         MsgInfo * msginfo;
5269
5270                         msginfo = (MsgInfo *) cur->data;
5271                         filter_message_by_msginfo(processing, msginfo, NULL);
5272                         procmsg_msginfo_free(msginfo);
5273                 }
5274
5275                 g_slist_free(mlist);
5276
5277                 STATUSBAR_POP(summaryview->mainwin);
5278         }
5279
5280
5281         return FALSE;
5282 }
5283
5284 void processing_apply(SummaryView * summaryview)
5285 {
5286         GList * cur;
5287
5288         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5289                 Folder *folder;
5290
5291                 folder = (Folder *) cur->data;
5292                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5293                                 processing_apply_func, summaryview);
5294         }
5295 }
5296 #endif
5297
5298 void summary_toggle_show_read_messages(SummaryView *summaryview)
5299 {
5300         if (summaryview->folder_item->hide_read_msgs)
5301                 summaryview->folder_item->hide_read_msgs = 0;
5302         else
5303                 summaryview->folder_item->hide_read_msgs = 1;
5304         summary_show(summaryview, summaryview->folder_item);
5305 }
5306
5307 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5308                                              guint action)
5309 {
5310         GtkWidget *widget;
5311
5312         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5313                                            "/View/Hide read messages");
5314         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5315                             GINT_TO_POINTER(1));
5316         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5317         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5318                             GINT_TO_POINTER(0));
5319 }
5320
5321 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5322 {
5323         GtkWidget *ctree = summaryview->ctree;
5324         GtkWidget *pixmap;
5325
5326         gtk_widget_destroy(summaryview->folder_pixmap);
5327
5328         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5329         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5330         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5331         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5332         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5333         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5334         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5335         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5336         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5337         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5338         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5339
5340         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5341         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5342         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5343         gtk_widget_show(pixmap);
5344         summaryview->folder_pixmap = pixmap;
5345
5346         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5347         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5348                               summaryview->quick_search_pixmap);
5349         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5350         gtk_widget_show(pixmap);
5351         summaryview->quick_search_pixmap = pixmap;
5352
5353         folderview_unselect(summaryview->folderview);
5354         folderview_select(summaryview->folderview, summaryview->folder_item);
5355 }
5356
5357 /*
5358  * Harvest addresses for selected messages in summary view.
5359  */
5360 void summary_harvest_address(SummaryView *summaryview)
5361 {
5362         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5363         GList *cur;
5364         GList *msgList;
5365         MsgInfo *msginfo;
5366
5367         msgList = NULL;
5368         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5369                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5370                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5371         }
5372         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5373         g_list_free( msgList );
5374 }
5375
5376 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5377 {
5378         int err;
5379         gchar buf[BUFFSIZE];
5380         regex_t *preg = NULL;
5381
5382         preg = g_new0(regex_t, 1);
5383
5384         err = string_match_precompile(simplify_subject_regexp,
5385                                       preg, REG_EXTENDED);
5386         if (err) {
5387                 regerror(err, preg, buf, BUFFSIZE);
5388                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5389                 g_free(preg);
5390                 preg = NULL;
5391         }
5392
5393         return preg;
5394 }
5395
5396 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5397 {
5398         g_return_if_fail(summaryview != NULL);
5399         g_return_if_fail(item != NULL);
5400
5401         /* Subject simplification */
5402         if(summaryview->simplify_subject_preg) {
5403                 regfree(summaryview->simplify_subject_preg);
5404                 g_free(summaryview->simplify_subject_preg);
5405                 summaryview->simplify_subject_preg = NULL;
5406         }
5407         if(item->prefs && item->prefs->simplify_subject_regexp &&
5408            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5409                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5410
5411         /* Sorting */
5412         summaryview->sort_key = item->sort_key;
5413         summaryview->sort_type = item->sort_type;
5414
5415         /* Threading */
5416         summaryview->threaded = item->threaded;
5417
5418         /* Scoring */
5419         if (global_scoring || item->prefs->scoring) {
5420                 summaryview->important_score = prefs_common.important_score;
5421                 if (item->prefs->important_score >
5422                     summaryview->important_score)
5423                         summaryview->important_score =
5424                                 item->prefs->important_score;
5425         }
5426 }
5427
5428 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5429 {
5430         /* Sorting */
5431         item->sort_key = summaryview->sort_key;
5432         item->sort_type = summaryview->sort_type;
5433
5434         /* Threading */
5435         item->threaded = summaryview->threaded;
5436 }
5437
5438 static gboolean summary_update_msg(gpointer source, gpointer data)
5439 {
5440         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5441         SummaryView *summaryview = (SummaryView *)data;
5442         GtkCTreeNode *node;
5443
5444         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5445         g_return_val_if_fail(summaryview != NULL, FALSE);
5446
5447         node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5448
5449         if (node)
5450                 summary_set_row_marks(summaryview, node);
5451
5452         return FALSE;
5453 }
5454
5455 /*!
5456  *\brief        change summaryview to display your answer(s) to a message
5457  *
5458  *\param        summaryview The SummaryView ;)
5459  *\param        msginfo The message for which answers are searched
5460  *
5461  */
5462 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5463 {
5464         FolderItem *sent_folder = NULL;
5465         PrefsAccount *account = NULL;
5466         GtkCTreeNode *node = NULL;
5467         char *buf = NULL;
5468         if (msg == NULL || msg->msgid == NULL)
5469                 return;
5470
5471         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5472         if (account == NULL)
5473                 return;
5474         sent_folder = account_get_special_folder
5475                                 (account, F_OUTBOX);
5476
5477         buf = g_strdup_printf("I %s", msg->msgid);
5478
5479         if (sent_folder != summaryview->folder_item) {
5480                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5481         }
5482
5483         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5484         gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), buf);
5485         g_free(buf);
5486         summary_show(summaryview, summaryview->folder_item);
5487         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5488         if (node)
5489                 summary_select_node(summaryview, node, TRUE, TRUE);
5490 }