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_to           (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_subject      (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_simplified_subject
 371         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2);
 372 static gint summary_cmp_by_score        (GtkCList               *clist,
 373                                          gconstpointer           ptr1,
 374                                          gconstpointer           ptr2);
 375 static gint summary_cmp_by_locked       (GtkCList *clist,
 376                                          gconstpointer ptr1, gconstpointer ptr2);
 377 static gint summary_cmp_by_label        (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380
 381 static void news_flag_crosspost         (MsgInfo *msginfo);
 382
 383 static void tog_searchbar_cb            (GtkWidget      *w,
 384                                          gpointer        data);
 385
 386 static gboolean summary_update_msg      (gpointer source, gpointer data);
 387
 388 GtkTargetEntry summary_drag_types[1] =
 389 {
 390         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 391 };
 392
 393 static GtkItemFactoryEntry summary_popup_entries[] =
 394 {
 395         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 396         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 397         {N_("/Repl_y to/_all"),         NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 398         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 399         {N_("/Repl_y to/mailing _list"),
 400                                         NULL, summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 401         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 402         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 403         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 404         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 409         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 410         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 411         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 412         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 413         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 414         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 415         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 416         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 417         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 418         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 419         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 420         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 421         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 422         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 423         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 424
 425         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 426         {N_("/Add sender to address boo_k"),
 427                                         NULL, summary_add_address_cb, 0, NULL},
 428         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 429         {N_("/Create f_ilter rule/_Automatically"),
 430                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 431         {N_("/Create f_ilter rule/by _From"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 433         {N_("/Create f_ilter rule/by _To"),
 434                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 435         {N_("/Create f_ilter rule/by _Subject"),
 436                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 437         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 438         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 439         {N_("/_View/Open in new _window"),
 440                                         NULL, summary_open_msg, 0, NULL},
 441         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 442         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, "<ToggleItem>"},
 443         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 444         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 445         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 446         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 447         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
 448         {N_("/Select t_hread"),         NULL, summary_select_thread, 0, NULL}
 449 };
 450
 451 static const gchar *const col_label[N_SUMMARY_COLS] = {
 452         N_("M"),        /* S_COL_MARK    */
 453         N_("U"),        /* S_COL_UNREAD  */
 454         "",             /* S_COL_MIME    */
 455         N_("Subject"),  /* S_COL_SUBJECT */
 456         N_("From"),     /* S_COL_FROM    */
 457         N_("Date"),     /* S_COL_DATE    */
 458         N_("Size"),     /* S_COL_SIZE    */
 459         N_("No."),      /* S_COL_NUMBER  */
 460         N_("Score"),    /* S_COL_SCORE   */
 461         N_("L")         /* S_COL_LOCKED  */
 462 };
 463
 464 SummaryView *summary_create(void)
 465 {
 466         SummaryView *summaryview;
 467         GtkWidget *vbox;
 468         GtkWidget *scrolledwin;
 469         GtkWidget *ctree;
 470         GtkWidget *hbox;
 471         GtkWidget *hbox_l;
 472         GtkWidget *hbox_search;
 473         GtkWidget *statlabel_folder;
 474         GtkWidget *statlabel_select;
 475         GtkWidget *statlabel_msgs;
 476         GtkWidget *hbox_spc;
 477         GtkWidget *toggle_eventbox;
 478         GtkWidget *toggle_arrow;
 479         GtkWidget *popupmenu;
 480         GtkWidget *search_type_opt;
 481         GtkWidget *search_type;
 482         GtkWidget *search_string;
 483         GtkWidget *menuitem;
 484         GtkWidget *toggle_search;
 485         GtkTooltips *search_tip;
 486         GtkItemFactory *popupfactory;
 487         gint n_entries;
 488
 489         debug_print("Creating summary view...\n");
 490         summaryview = g_new0(SummaryView, 1);
 491
 492 #define SUMMARY_VBOX_SPACING 3
 493         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 494
 495         /* create status label */
 496         hbox = gtk_hbox_new(FALSE, 0);
 497
 498         search_tip = gtk_tooltips_new();
 499         toggle_search = gtk_toggle_button_new();
 500
 501         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 502                              toggle_search,
 503                              _("Toggle quick-search bar"), NULL);
 504
 505         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 506
 507         hbox_l = gtk_hbox_new(FALSE, 0);
 508         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 509
 510         statlabel_folder = gtk_label_new("");
 511         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 512         statlabel_select = gtk_label_new("");
 513         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 514
 515         /* toggle view button */
 516         toggle_eventbox = gtk_event_box_new();
 517         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 518         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 519         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 520         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 521                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 522                            summaryview);
 523
 524
 525         statlabel_msgs = gtk_label_new("");
 526         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 527
 528         hbox_spc = gtk_hbox_new(FALSE, 0);
 529         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 530
 531         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 532         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 533                                        GTK_POLICY_AUTOMATIC,
 534                                        GTK_POLICY_ALWAYS);
 535         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 536         gtk_widget_set_usize(vbox,
 537                              prefs_common.summaryview_width,
 538                              prefs_common.summaryview_height);
 539
 540         ctree = summary_ctree_create(summaryview);
 541
 542         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 543                                             GTK_CLIST(ctree)->hadjustment);
 544         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 545                                             GTK_CLIST(ctree)->vadjustment);
 546         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 547
 548         /* status label */
 549         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 550
 551         /* quick search */
 552         hbox_search = gtk_hbox_new(FALSE, 0);
 553         gtk_box_pack_start(GTK_BOX(vbox), hbox_search, FALSE, FALSE, 0);
 554
 555         search_type_opt = gtk_option_menu_new();
 556         gtk_widget_show(search_type_opt);
 557         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 558
 559         search_type = gtk_menu_new();
 560         MENUITEM_ADD (search_type, menuitem, _("Subject"), S_SEARCH_SUBJECT);
 561         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 562                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 563                            summaryview);
 564         MENUITEM_ADD (search_type, menuitem, _("From"), S_SEARCH_FROM);
 565         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 566                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 567                            summaryview);
 568         MENUITEM_ADD (search_type, menuitem, _("To"), S_SEARCH_TO);
 569         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 570                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 571                            summaryview);
 572         MENUITEM_ADD (search_type, menuitem, _("Extended"), S_SEARCH_EXTENDED);
 573         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 574                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 575                            summaryview);
 576
 577         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 578
 579         gtk_option_menu_set_history(GTK_OPTION_MENU(search_type_opt), prefs_common.summary_quicksearch_type);
 580
 581         gtk_widget_show(search_type);
 582
 583         search_string = gtk_entry_new();
 584
 585         gtk_box_pack_start(GTK_BOX(hbox_search), search_string, FALSE, FALSE, 2);
 586
 587         gtk_widget_show(search_string);
 588         gtk_widget_show(hbox_search);
 589
 590         gtk_signal_connect(GTK_OBJECT(search_string), "key_press_event",
 591                            GTK_SIGNAL_FUNC(summary_searchbar_pressed),
 592                            summaryview);
 593
 594         gtk_signal_connect(GTK_OBJECT(search_string), "focus_in_event",
 595                            GTK_SIGNAL_FUNC(summary_searchbar_focus_evt),
 596                            summaryview);
 597
 598         gtk_signal_connect(GTK_OBJECT(search_string), "focus_out_event",
 599                            GTK_SIGNAL_FUNC(summary_searchbar_focus_evt),
 600                            summaryview);
 601
 602         gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
 603                         GTK_SIGNAL_FUNC(tog_searchbar_cb), summaryview);
 604
 605         /* create popup menu */
 606         n_entries = sizeof(summary_popup_entries) /
 607                 sizeof(summary_popup_entries[0]);
 608         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 609                                       "<SummaryView>", &popupfactory,
 610                                       summaryview);
 611
 612         summaryview->vbox = vbox;
 613         summaryview->scrolledwin = scrolledwin;
 614         summaryview->ctree = ctree;
 615         summaryview->hbox = hbox;
 616         summaryview->hbox_l = hbox_l;
 617         summaryview->hbox_search = hbox_search;
 618         summaryview->statlabel_folder = statlabel_folder;
 619         summaryview->statlabel_select = statlabel_select;
 620         summaryview->statlabel_msgs = statlabel_msgs;
 621         summaryview->toggle_eventbox = toggle_eventbox;
 622         summaryview->toggle_arrow = toggle_arrow;
 623         summaryview->toggle_search = toggle_search;
 624         summaryview->popupmenu = popupmenu;
 625         summaryview->popupfactory = popupfactory;
 626         summaryview->lock_count = 0;
 627         summaryview->search_type_opt = search_type_opt;
 628         summaryview->search_type = search_type;
 629         summaryview->search_string = search_string;
 630         summaryview->msginfo_update_callback_id =
 631                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 632
 633         /* CLAWS: need this to get the SummaryView * from
 634          * the CList */
 635         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 636
 637         gtk_widget_show_all(vbox);
 638
 639         return summaryview;
 640 }
 641
 642 void summary_init(SummaryView *summaryview)
 643 {
 644         GtkStyle *style;
 645         GtkWidget *pixmap;
 646
 647         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 648                          &markxpm, &markxpmmask);
 649         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 650                          &deletedxpm, &deletedxpmmask);
 651         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 652                          &newxpm, &newxpmmask);
 653         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 654                          &unreadxpm, &unreadxpmmask);
 655         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 656                          &repliedxpm, &repliedxpmmask);
 657         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 658                          &forwardedxpm, &forwardedxpmmask);
 659         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 660                          &clipxpm, &clipxpmmask);
 661         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 662                          &lockedxpm, &lockedxpmmask);
 663         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 664                          &ignorethreadxpm, &ignorethreadxpmmask);
 665         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 666                          &clipkeyxpm, &clipkeyxpmmask);
 667         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 668                          &keyxpm, &keyxpmmask);
 669
 670         if (!small_style) {
 671                 small_style = gtk_style_copy
 672                         (gtk_widget_get_style(summaryview->ctree));
 673                 if (!smallfont)
 674                         smallfont = gtkut_font_load(SMALL_FONT);
 675                 small_style->font = smallfont;
 676                 small_marked_style = gtk_style_copy(small_style);
 677                 small_marked_style->fg[GTK_STATE_NORMAL] =
 678                         summaryview->color_marked;
 679                 small_deleted_style = gtk_style_copy(small_style);
 680                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 681                         summaryview->color_dim;
 682         }
 683         if (!bold_style) {
 684                 bold_style = gtk_style_copy
 685                         (gtk_widget_get_style(summaryview->ctree));
 686                 if (!boldfont)
 687                         boldfont = gtkut_font_load(BOLD_FONT);
 688                 bold_style->font = boldfont;
 689                 bold_marked_style = gtk_style_copy(bold_style);
 690                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 691                         summaryview->color_marked;
 692                 bold_deleted_style = gtk_style_copy(bold_style);
 693                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 694                         summaryview->color_dim;
 695         }
 696
 697         style = gtk_style_copy(gtk_widget_get_style
 698                                 (summaryview->statlabel_folder));
 699
 700         gtk_widget_set_style(summaryview->statlabel_folder, style);
 701         gtk_widget_set_style(summaryview->statlabel_select, style);
 702         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 703
 704         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 705         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 706         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 707         gtk_widget_show(pixmap);
 708         summaryview->folder_pixmap = pixmap;
 709
 710         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 711         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 712         gtk_widget_show(pixmap);
 713         summaryview->quick_search_pixmap = pixmap;
 714
 715         /* Init summaryview prefs */
 716         summaryview->sort_key = SORT_BY_NONE;
 717         summaryview->sort_type = SORT_ASCENDING;
 718
 719         /* Init summaryview extra data */
 720         summaryview->simplify_subject_preg = NULL;
 721
 722         summary_clear_list(summaryview);
 723         summary_set_column_titles(summaryview);
 724         summary_colorlabel_menu_create(summaryview);
 725         summary_set_menu_sensitive(summaryview);
 726
 727 }
 728
 729 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 730                                                  GtkCTreeNode *current_node)
 731 {
 732         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 733         GtkCTreeNode *node;
 734         MsgInfo *msginfo;
 735         gint best_score = MIN_SCORE;
 736         GtkCTreeNode *best_node = NULL;
 737
 738         if (current_node)
 739                 /*node = current_node;*/
 740                 node = GTK_CTREE_NODE_NEXT(current_node);
 741         else
 742                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 743
 744         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 745                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 746                 if (msginfo->score >= summaryview->important_score)
 747                         break;
 748                 if (msginfo->score > best_score) {
 749                         best_score = msginfo->score;
 750                         best_node = node;
 751                 }
 752         }
 753
 754         if (node != NULL)
 755                 return node;
 756         else
 757                 return best_node;
 758 }
 759
 760 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 761                                                  GtkCTreeNode *current_node)
 762 {
 763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 764         GtkCTreeNode *node;
 765         MsgInfo *msginfo;
 766         gint best_score = MIN_SCORE;
 767         GtkCTreeNode *best_node = NULL;
 768
 769         if (current_node)
 770                 /*node = current_node;*/
 771                 node = GTK_CTREE_NODE_PREV(current_node);
 772         else
 773                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 774
 775         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 776                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 777                 if (msginfo->score >= summaryview->important_score)
 778                         break;
 779                 if (msginfo->score > best_score) {
 780                         best_score = msginfo->score;
 781                         best_node = node;
 782                 }
 783         }
 784
 785         if (node != NULL)
 786                 return node;
 787         else
 788                 return best_node;
 789 }
 790
 791 #define CURRENTLY_DISPLAYED(m) \
 792 ( (m->msgnum == displayed_msgnum) \
 793   && (!g_strcasecmp(m->folder->name,item->name)) )
 794
 795 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 796 {
 797         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 798         GtkCTreeNode *node;
 799         GSList *mlist = NULL;
 800         gchar *buf;
 801         gboolean is_refresh;
 802         guint selected_msgnum = 0;
 803         guint displayed_msgnum = 0;
 804         GSList *cur;
 805
 806         if (summary_is_locked(summaryview)) return FALSE;
 807
 808         inc_lock();
 809         summary_lock(summaryview);
 810
 811         if (item != summaryview->folder_item) {
 812                 /* changing folder, reset search */
 813                 gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), "");
 814         }
 815
 816         /* STATUSBAR_POP(summaryview->mainwin); */
 817
 818         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 819         if (is_refresh) {
 820                 selected_msgnum = summary_get_msgnum(summaryview,
 821                                                      summaryview->selected);
 822                 displayed_msgnum = summary_get_msgnum(summaryview,
 823                                                       summaryview->displayed);
 824         }
 825
 826         /* process the marks if any */
 827         if (summaryview->mainwin->lock_count == 0 &&
 828             (summaryview->moved > 0 || summaryview->copied > 0)) {
 829                 AlertValue val;
 830
 831                 val = alertpanel(_("Process mark"),
 832                                  _("Some marks are left. Process it?"),
 833                                  _("Yes"), _("No"), _("Cancel"));
 834                 if (G_ALERTDEFAULT == val) {
 835                         summary_unlock(summaryview);
 836                         summary_execute(summaryview);
 837                         summary_lock(summaryview);
 838                 } else if (G_ALERTALTERNATE == val) {
 839                         /* DO NOTHING */
 840                 } else {
 841                         summary_unlock(summaryview);
 842                         inc_unlock();
 843                         return FALSE;
 844                 }
 845                 folder_update_op_count();
 846         }
 847
 848         gtk_clist_freeze(GTK_CLIST(ctree));
 849
 850         summary_clear_list(summaryview);
 851         summary_set_column_titles(summaryview);
 852         if (!is_refresh)
 853                 messageview_clear(summaryview->messageview);
 854
 855         buf = NULL;
 856         if (!item || !item->path || !item->parent || item->no_select ||
 857             (item->folder->type == F_MH &&
 858              ((buf = folder_item_get_path(item)) == NULL ||
 859               change_dir(buf) < 0))) {
 860                 g_free(buf);
 861                 debug_print("empty folder\n\n");
 862                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 863                 if (is_refresh)
 864                         messageview_clear(summaryview->messageview);
 865                 summary_clear_all(summaryview);
 866                 summaryview->folder_item = item;
 867                 gtk_clist_thaw(GTK_CLIST(ctree));
 868                 summary_unlock(summaryview);
 869                 inc_unlock();
 870                 return TRUE;
 871         }
 872         g_free(buf);
 873
 874         summaryview->folder_item = item;
 875         item->opened = TRUE;
 876
 877         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 878
 879         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 880         debug_print("%s\n", buf);
 881         STATUSBAR_PUSH(summaryview->mainwin, buf);
 882         g_free(buf);
 883
 884         main_window_cursor_wait(summaryview->mainwin);
 885
 886 /*
 887         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 888
 889         !!! NEW !!!
 890         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 891         BY OTHER PROGRAMS TO THE FOLDER
 892 */
 893         mlist = folder_item_get_msg_list(item);
 894 #if 0
 895         summary_processing(summaryview, mlist);
 896 #endif
 897         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 898                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 899
 900                 msginfo->score = score_message(global_scoring, msginfo);
 901                 if (msginfo->score != MAX_SCORE &&
 902                     msginfo->score != MIN_SCORE) {
 903                         msginfo->score += score_message(item->prefs->scoring,
 904                                                         msginfo);
 905                 }
 906         }
 907
 908         if (summaryview->folder_item->hide_read_msgs) {
 909                 GSList *not_killed;
 910
 911                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 912                 not_killed = NULL;
 913                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 914                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 915
 916                         if ((MSG_IS_UNREAD(msginfo->flags)
 917                              || MSG_IS_MARKED(msginfo->flags)
 918                              || MSG_IS_LOCKED(msginfo->flags)
 919                              || CURRENTLY_DISPLAYED(msginfo))
 920                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 921                             not_killed = g_slist_append(not_killed, msginfo);
 922                         else
 923                                 procmsg_msginfo_free(msginfo);
 924                 }
 925                 g_slist_free(mlist);
 926                 mlist = not_killed;
 927         } else {
 928                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 929         }
 930
 931         if (strlen(gtk_entry_get_text(GTK_ENTRY(summaryview->search_string))) > 0) {
 932                 GSList *not_killed;
 933                 gint search_type = GPOINTER_TO_INT(gtk_object_get_user_data(
 934                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 935                                    GTK_MENU(summaryview->search_type))))));
 936                 gchar *search_string = gtk_entry_get_text(GTK_ENTRY(summaryview->search_string));
 937                 gchar *searched_header = NULL;
 938                 MatcherList * tmp_list = NULL;
 939
 940                 if (search_type == S_SEARCH_EXTENDED) {
 941                         char *newstr;
 942
 943                         newstr = expand_search_string(search_string);
 944                         if (newstr) {
 945                                 tmp_list = matcher_parser_get_cond(newstr);
 946                                 g_free(newstr);
 947                         }
 948                         else
 949                                 tmp_list = NULL;
 950                 }
 951
 952                 not_killed = NULL;
 953                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 954                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 955
 956                         switch (search_type) {
 957                         case S_SEARCH_SUBJECT:
 958                                 searched_header = msginfo->subject;
 959                                 break;
 960                         case S_SEARCH_FROM:
 961                                 searched_header = msginfo->from;
 962                                 break;
 963                         case S_SEARCH_TO:
 964                                 searched_header = msginfo->to;
 965                                 break;
 966                         case S_SEARCH_EXTENDED:
 967                                 break;
 968                         default:
 969                                 debug_print("unknown search type (%d)\n", search_type);
 970                                 break;
 971                         }
 972                         if (search_type != S_SEARCH_EXTENDED) {
 973                                 if (searched_header && strcasestr(searched_header, search_string) != NULL)
 974                                         not_killed = g_slist_append(not_killed, msginfo);
 975                                 else
 976                                         procmsg_msginfo_free(msginfo);
 977                         } else {
 978                                 if (tmp_list != NULL && matcherlist_match(tmp_list, msginfo))
 979                                         not_killed = g_slist_append(not_killed, msginfo);
 980                                 else
 981                                         procmsg_msginfo_free(msginfo);
 982                         }
 983                 }
 984
 985                 if (search_type == S_SEARCH_EXTENDED && tmp_list != NULL) {
 986                         matcherlist_free(tmp_list);
 987                         tmp_list = NULL;
 988                 }
 989
 990                 g_slist_free(mlist);
 991                 mlist = not_killed;
 992         }
 993
 994         if ((global_scoring || item->prefs->scoring)) {
 995                 GSList *not_killed;
 996                 gint kill_score;
 997
 998                 not_killed = NULL;
 999                 kill_score = prefs_common.kill_score;
1000                 if (item->prefs->kill_score > kill_score)
1001                         kill_score = item->prefs->kill_score;
1002                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
1003                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1004
1005                         if (msginfo->score > kill_score)
1006                                 not_killed = g_slist_append(not_killed, msginfo);
1007                         else
1008                                 procmsg_msginfo_free(msginfo);
1009                 }
1010                 g_slist_free(mlist);
1011                 mlist = not_killed;
1012         }
1013
1014         STATUSBAR_POP(summaryview->mainwin);
1015
1016         /* set ctree and hash table from the msginfo list
1017            creating thread, and count the number of messages */
1018         summary_set_ctree_from_list(summaryview, mlist);
1019
1020         g_slist_free(mlist);
1021
1022         if (summaryview->sort_key != SORT_BY_NONE)
1023                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
1024
1025         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
1026
1027         gtk_clist_thaw(GTK_CLIST(ctree));
1028
1029         if (is_refresh) {
1030                 summaryview->displayed =
1031                         summary_find_msg_by_msgnum(summaryview,
1032                                                    displayed_msgnum);
1033                 if (!summaryview->displayed)
1034                         messageview_clear(summaryview->messageview);
1035                 summary_select_by_msgnum(summaryview, selected_msgnum);
1036                 if (!summaryview->selected) {
1037                         /* no selected message - select first unread
1038                            message, but do not display it */
1039                         node = summary_find_next_flagged_msg(summaryview, NULL,
1040                                                              MSG_UNREAD, FALSE);
1041                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1042                                 node = gtk_ctree_node_nth
1043                                         (ctree,
1044                                          item->sort_type == SORT_DESCENDING
1045                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1046                         summary_select_node(summaryview, node, FALSE, TRUE);
1047                 }
1048         } else {
1049                 /* select first unread message */
1050                 if (summaryview->sort_key == SORT_BY_SCORE)
1051                         node = summary_find_next_important_score(summaryview,
1052                                                                  NULL);
1053                 else
1054                 node = summary_find_next_flagged_msg(summaryview, NULL,
1055                                                      MSG_UNREAD, FALSE);
1056                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1057                         node = gtk_ctree_node_nth
1058                                 (ctree,
1059                                  item->sort_type == SORT_DESCENDING
1060                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1061                 }
1062                 if (prefs_common.open_unread_on_enter) {
1063                         summary_unlock(summaryview);
1064                         summary_select_node(summaryview, node, TRUE, TRUE);
1065                         summary_lock(summaryview);
1066                 } else
1067                         summary_select_node(summaryview, node, FALSE, TRUE);
1068         }
1069
1070         summary_status_show(summaryview);
1071         summary_set_menu_sensitive(summaryview);
1072         toolbar_set_sensitive(summaryview->mainwin);
1073
1074         debug_print("\n");
1075         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1076         STATUSBAR_POP(summaryview->mainwin);
1077         main_window_cursor_normal(summaryview->mainwin);
1078         summary_unlock(summaryview);
1079         inc_unlock();
1080
1081         return TRUE;
1082 }
1083
1084 #undef CURRENTLY_DISPLAYED
1085
1086 void summary_clear_list(SummaryView *summaryview)
1087 {
1088         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1089         gint optimal_width;
1090
1091         gtk_clist_freeze(clist);
1092
1093         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1094                                 NULL, summary_free_msginfo_func, NULL);
1095
1096         if (summaryview->folder_item) {
1097                 summaryview->folder_item->opened = FALSE;
1098                 summaryview->folder_item = NULL;
1099         }
1100
1101         summaryview->display_msg = FALSE;
1102
1103         summaryview->selected  = NULL;
1104         summaryview->displayed = NULL;
1105         summaryview->newmsgs   = summaryview->unread     = 0;
1106         summaryview->messages  = summaryview->total_size = 0;
1107         summaryview->deleted   = summaryview->moved      = 0;
1108         summaryview->copied    = 0;
1109         if (summaryview->msgid_table) {
1110                 g_hash_table_destroy(summaryview->msgid_table);
1111                 summaryview->msgid_table = NULL;
1112         }
1113         if (summaryview->subject_table) {
1114                 g_hash_table_destroy(summaryview->subject_table);
1115                 summaryview->subject_table = NULL;
1116         }
1117         summaryview->mlist = NULL;
1118
1119         gtk_clist_clear(clist);
1120         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1121                 optimal_width = gtk_clist_optimal_column_width
1122                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1123                 gtk_clist_set_column_width
1124                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1125                          optimal_width);
1126         }
1127
1128         gtk_clist_thaw(clist);
1129 }
1130
1131 void summary_clear_all(SummaryView *summaryview)
1132 {
1133         summary_clear_list(summaryview);
1134         summary_set_menu_sensitive(summaryview);
1135         toolbar_set_sensitive(summaryview->mainwin);
1136         summary_status_show(summaryview);
1137 }
1138
1139 void summary_lock(SummaryView *summaryview)
1140 {
1141         summaryview->lock_count++;
1142 }
1143
1144 void summary_unlock(SummaryView *summaryview)
1145 {
1146         if (summaryview->lock_count)
1147                 summaryview->lock_count--;
1148 }
1149
1150 gboolean summary_is_locked(SummaryView *summaryview)
1151 {
1152         return summaryview->lock_count > 0;
1153 }
1154
1155 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1156 {
1157         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1158         SummarySelection selection;
1159
1160         if (!clist->row_list)
1161                 selection = SUMMARY_NONE;
1162         else if (!clist->selection)
1163                 selection = SUMMARY_SELECTED_NONE;
1164         else if (!clist->selection->next)
1165                 selection = SUMMARY_SELECTED_SINGLE;
1166         else
1167                 selection = SUMMARY_SELECTED_MULTIPLE;
1168
1169         return selection;
1170 }
1171
1172 static void summary_set_menu_sensitive(SummaryView *summaryview)
1173 {
1174         GtkItemFactory *ifactory = summaryview->popupfactory;
1175         SummarySelection selection;
1176         GtkWidget *menuitem;
1177         gboolean sens;
1178
1179         selection = summary_get_selection_type(summaryview);
1180         main_window_set_menu_sensitive(summaryview->mainwin);
1181
1182         if (selection == SUMMARY_NONE) {
1183                 GtkWidget *submenu;
1184
1185                 submenu = gtk_item_factory_get_widget
1186                         (summaryview->popupfactory, "/Mark");
1187                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1188                 menu_set_insensitive_all
1189                         (GTK_MENU_SHELL(summaryview->popupmenu));
1190                 return;
1191         }
1192
1193         if (summaryview->folder_item->folder->type != F_NEWS)
1194                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1195         else
1196                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1197
1198 #if 0
1199         menu_set_sensitive(ifactory, "/Delete", TRUE);
1200 #endif
1201         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1202         menu_set_sensitive(ifactory, "/Execute", TRUE);
1203
1204         menu_set_sensitive(ifactory, "/Mark", TRUE);
1205         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1206         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1207
1208         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1209         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1210         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1211         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1212         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1213
1214         menu_set_sensitive(ifactory, "/Color label", TRUE);
1215
1216         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1217         menu_set_sensitive(ifactory, "/Reply",                    sens);
1218         menu_set_sensitive(ifactory, "/Reply to",                 sens);
1219         menu_set_sensitive(ifactory, "/Reply to/all",             sens);
1220         menu_set_sensitive(ifactory, "/Reply to/sender",          sens);
1221         menu_set_sensitive(ifactory, "/Reply to/mailing list",    sens);
1222         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1223         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1224
1225         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1226         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1227
1228         menu_set_sensitive(ifactory, "/View", sens);
1229         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1230         menu_set_sensitive(ifactory, "/View/Source", sens);
1231         menu_set_sensitive(ifactory, "/View/All header", sens);
1232         if (summaryview->folder_item->stype == F_OUTBOX ||
1233             summaryview->folder_item->stype == F_DRAFT  ||
1234             summaryview->folder_item->stype == F_QUEUE)
1235                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1236         else
1237                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1238
1239         menu_set_sensitive(ifactory, "/Save as...", TRUE);
1240         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1241
1242         menu_set_sensitive(ifactory, "/Select all", TRUE);
1243         menu_set_sensitive(ifactory, "/Select thread", sens);
1244         if (summaryview->folder_item->folder->account)
1245                 sens = summaryview->folder_item->folder->account->protocol
1246                         == A_NNTP;
1247         else
1248                 sens = FALSE;
1249         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1250         menu_set_sensitive(ifactory, "/Cancel a news message", sens);
1251         menu_set_sensitive(ifactory, "/Delete", !sens);
1252
1253         summary_lock(summaryview);
1254         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1255         gtk_check_menu_item_set_active
1256                 (GTK_CHECK_MENU_ITEM(menuitem),
1257                  summaryview->messageview->textview->show_all_headers);
1258         summary_unlock(summaryview);
1259 }
1260
1261 void summary_select_prev_unread(SummaryView *summaryview)
1262 {
1263         GtkCTreeNode *node;
1264
1265         node = summary_find_prev_flagged_msg
1266                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1267
1268         if (!node) {
1269                 AlertValue val = 0;
1270
1271                 switch (prefs_common.next_unread_msg_dialog) {
1272                         case NEXTUNREADMSGDIALOG_ALWAYS:
1273                                 val = alertpanel(_("No more unread messages"),
1274                                                  _("No unread message found. "
1275                                                    "Search from the end?"),
1276                                                  _("Yes"), _("No"), NULL);
1277                                 break;
1278                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1279                                 val = G_ALERTDEFAULT;
1280                                 break;
1281                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1282                                 val = !G_ALERTDEFAULT;
1283                                 break;
1284                         default:
1285                                 debug_print(
1286                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1287                 }
1288                 if (val != G_ALERTDEFAULT) return;
1289                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1290                                                      MSG_UNREAD, FALSE);
1291         }
1292
1293         if (!node)
1294                 alertpanel_notice(_("No unread messages."));
1295         else
1296                 summary_select_node(summaryview, node, TRUE, FALSE);
1297 }
1298
1299 void summary_select_next_unread(SummaryView *summaryview)
1300 {
1301         GtkCTreeNode *node = summaryview->selected;
1302         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1303
1304         node = summary_find_next_flagged_msg
1305                 (summaryview, node, MSG_UNREAD, FALSE);
1306
1307         if (node)
1308                 summary_select_node(summaryview, node, TRUE, FALSE);
1309         else {
1310                 node = summary_find_next_flagged_msg
1311                         (summaryview, NULL, MSG_UNREAD, FALSE);
1312                 if (node == NULL) {
1313                         AlertValue val = 0;
1314
1315                         switch (prefs_common.next_unread_msg_dialog) {
1316                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1317                                         val = alertpanel(_("No more unread messages"),
1318                                                          _("No unread message found. "
1319                                                            "Go to next folder?"),
1320                                                          _("Yes"), _("No"), NULL);
1321                                         break;
1322                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1323                                         val = G_ALERTDEFAULT;
1324                                         break;
1325                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1326                                         val = G_ALERTOTHER;
1327                                         break;
1328                                 default:
1329                                         debug_print(
1330                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1331                         }
1332
1333                         if (val == G_ALERTDEFAULT) {
1334                                 if (gtk_signal_n_emissions_by_name
1335                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1336                                                 gtk_signal_emit_stop_by_name
1337                                                         (GTK_OBJECT(ctree),
1338                                                          "key_press_event");
1339                                 folderview_select_next_unread(summaryview->folderview);
1340                                 return;
1341                         }
1342                         else
1343                                 return;
1344                 } else
1345                         summary_select_node(summaryview, node, TRUE, FALSE);
1346
1347         }
1348 }
1349
1350 void summary_select_prev_new(SummaryView *summaryview)
1351 {
1352         GtkCTreeNode *node;
1353
1354         node = summary_find_prev_flagged_msg
1355                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1356
1357         if (!node) {
1358                 AlertValue val;
1359
1360                 val = alertpanel(_("No more new messages"),
1361                                  _("No new message found. "
1362                                    "Search from the end?"),
1363                                  _("Yes"), _("No"), NULL);
1364                 if (val != G_ALERTDEFAULT) return;
1365                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1366                                                      MSG_NEW, FALSE);
1367         }
1368
1369         if (!node)
1370                 alertpanel_notice(_("No new messages."));
1371         else
1372                 summary_select_node(summaryview, node, TRUE, FALSE);
1373 }
1374
1375 void summary_select_next_new(SummaryView *summaryview)
1376 {
1377         GtkCTreeNode *node = summaryview->selected;
1378         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1379
1380         while ((node = summary_find_next_flagged_msg
1381                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1382                 AlertValue val;
1383
1384                 val = alertpanel(_("No more new messages"),
1385                                  _("No new message found. "
1386                                    "Go to next folder?"),
1387                                  _("Yes"), _("Search again"), _("No"));
1388                 if (val == G_ALERTDEFAULT) {
1389                         if (gtk_signal_n_emissions_by_name
1390                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1391                                         gtk_signal_emit_stop_by_name
1392                                                 (GTK_OBJECT(ctree),
1393                                                  "key_press_event");
1394                         folderview_select_next_unread(summaryview->folderview);
1395                         return;
1396                 } else if (val == G_ALERTALTERNATE)
1397                         node = NULL;
1398                 else
1399                         return;
1400         }
1401
1402         if (node)
1403                 summary_select_node(summaryview, node, TRUE, FALSE);
1404 }
1405
1406 void summary_select_prev_marked(SummaryView *summaryview)
1407 {
1408         GtkCTreeNode *node;
1409
1410         node = summary_find_prev_flagged_msg
1411                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1412
1413         if (!node) {
1414                 AlertValue val;
1415
1416                 val = alertpanel(_("No more marked messages"),
1417                                  _("No marked message found. "
1418                                    "Search from the end?"),
1419                                  _("Yes"), _("No"), NULL);
1420                 if (val != G_ALERTDEFAULT) return;
1421                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1422                                                      MSG_MARKED, TRUE);
1423         }
1424
1425         if (!node)
1426                 alertpanel_notice(_("No marked messages."));
1427         else
1428                 summary_select_node(summaryview, node, TRUE, FALSE);
1429 }
1430
1431 void summary_select_next_marked(SummaryView *summaryview)
1432 {
1433         GtkCTreeNode *node;
1434
1435         node = summary_find_next_flagged_msg
1436                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1437
1438         if (!node) {
1439                 AlertValue val;
1440
1441                 val = alertpanel(_("No more marked messages"),
1442                                  _("No marked message found. "
1443                                    "Search from the beginning?"),
1444                                  _("Yes"), _("No"), NULL);
1445                 if (val != G_ALERTDEFAULT) return;
1446                 node = summary_find_next_flagged_msg(summaryview, NULL,
1447                                                      MSG_MARKED, TRUE);
1448         }
1449
1450         if (!node)
1451                 alertpanel_notice(_("No marked messages."));
1452         else
1453                 summary_select_node(summaryview, node, TRUE, FALSE);
1454 }
1455
1456 void summary_select_prev_labeled(SummaryView *summaryview)
1457 {
1458         GtkCTreeNode *node;
1459
1460         node = summary_find_prev_flagged_msg
1461                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1462
1463         if (!node) {
1464                 AlertValue val;
1465
1466                 val = alertpanel(_("No more labeled messages"),
1467                                  _("No labeled message found. "
1468                                    "Search from the end?"),
1469                                  _("Yes"), _("No"), NULL);
1470                 if (val != G_ALERTDEFAULT) return;
1471                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1472                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1473         }
1474
1475         if (!node)
1476                 alertpanel_notice(_("No labeled messages."));
1477         else
1478                 summary_select_node(summaryview, node, TRUE, FALSE);
1479 }
1480
1481 void summary_select_next_labeled(SummaryView *summaryview)
1482 {
1483         GtkCTreeNode *node;
1484
1485         node = summary_find_next_flagged_msg
1486                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1487
1488         if (!node) {
1489                 AlertValue val;
1490
1491                 val = alertpanel(_("No more labeled messages"),
1492                                  _("No labeled message found. "
1493                                    "Search from the beginning?"),
1494                                  _("Yes"), _("No"), NULL);
1495                 if (val != G_ALERTDEFAULT) return;
1496                 node = summary_find_next_flagged_msg(summaryview, NULL,
1497                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1498         }
1499
1500         if (!node)
1501                 alertpanel_notice(_("No labeled messages."));
1502         else
1503                 summary_select_node(summaryview, node, TRUE, FALSE);
1504 }
1505
1506 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1507 {
1508         GtkCTreeNode *node;
1509
1510         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1511         summary_select_node(summaryview, node, FALSE, TRUE);
1512 }
1513
1514 /**
1515  * summary_select_node:
1516  * @summaryview: Summary view.
1517  * @node: Summary tree node.
1518  * @display_msg: TRUE to display the selected message.
1519  * @do_refresh: TRUE to refresh the widget.
1520  *
1521  * Select @node (bringing it into view by scrolling and expanding its
1522  * thread, if necessary) and unselect all others.  If @display_msg is
1523  * TRUE, display the corresponding message in the message view.
1524  * If @do_refresh is TRUE, the widget is refreshed.
1525  **/
1526 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1527                          gboolean display_msg, gboolean do_refresh)
1528 {
1529         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1530
1531         if (node) {
1532                 gtkut_ctree_expand_parent_all(ctree, node);
1533                 if (do_refresh) {
1534                         GTK_EVENTS_FLUSH();
1535                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1536                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1537                 }
1538                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1539                 if (display_msg && summaryview->displayed == node)
1540                         summaryview->displayed = NULL;
1541                 summaryview->display_msg = display_msg;
1542                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1543         }
1544 }
1545
1546 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1547 {
1548         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1549         MsgInfo *msginfo;
1550
1551         if (!node)
1552                 return 0;
1553         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1554         return msginfo->msgnum;
1555 }
1556
1557 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1558                                            GtkCTreeNode *current_node)
1559 {
1560         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1561         GtkCTreeNode *node;
1562         MsgInfo *msginfo;
1563
1564         if (current_node)
1565                 node = current_node;
1566         else
1567                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1568
1569         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1570                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1571                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1572         }
1573
1574         return node;
1575 }
1576
1577 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1578                                            GtkCTreeNode *current_node)
1579 {
1580         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1581         GtkCTreeNode *node;
1582         MsgInfo *msginfo;
1583
1584         if (current_node)
1585                 node = current_node;
1586         else
1587                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1588
1589         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1590                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1591                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1592         }
1593
1594         return node;
1595 }
1596
1597 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1598                                                    GtkCTreeNode *current_node,
1599                                                    MsgPermFlags flags,
1600                                                    gboolean start_from_prev)
1601 {
1602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1603         GtkCTreeNode *node;
1604         MsgInfo *msginfo;
1605
1606         if (current_node) {
1607                 if (start_from_prev)
1608                         node = GTK_CTREE_NODE_PREV(current_node);
1609                 else
1610                         node = current_node;
1611         } else
1612                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1613
1614         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1615                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1616                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1617         }
1618
1619         return node;
1620 }
1621
1622 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1623                                                    GtkCTreeNode *current_node,
1624                                                    MsgPermFlags flags,
1625                                                    gboolean start_from_next)
1626 {
1627         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1628         GtkCTreeNode *node;
1629         MsgInfo *msginfo;
1630
1631         if (current_node) {
1632                 if (start_from_next)
1633                         node = gtkut_ctree_node_next(ctree, current_node);
1634                 else
1635                         node = current_node;
1636         } else
1637                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1638
1639         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1640                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1641                 /* Find msg with matching flags but ignore messages with
1642                    ignore flags, if searching for new or unread messages */
1643                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1644                         ((msginfo->flags.perm_flags & flags) != 0))
1645                         break;
1646         }
1647
1648         return node;
1649 }
1650
1651 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1652                                                 guint msgnum)
1653 {
1654         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1655         GtkCTreeNode *node;
1656         MsgInfo *msginfo;
1657
1658         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1659
1660         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1661                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1662                 if (msginfo->msgnum == msgnum) break;
1663         }
1664
1665         return node;
1666 }
1667
1668 static guint attract_hash_func(gconstpointer key)
1669 {
1670         gchar *str;
1671         gchar *p;
1672         guint h;
1673
1674         Xstrdup_a(str, (const gchar *)key, return 0);
1675         trim_subject(str);
1676
1677         p = str;
1678         h = *p;
1679
1680         if (h) {
1681                 for (p += 1; *p != '\0'; p++)
1682                         h = (h << 5) - h + *p;
1683         }
1684
1685         return h;
1686 }
1687
1688 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1689 {
1690         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1691 }
1692
1693 void summary_attract_by_subject(SummaryView *summaryview)
1694 {
1695         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1696         GtkCList *clist = GTK_CLIST(ctree);
1697         GtkCTreeNode *src_node;
1698         GtkCTreeNode *dst_node, *sibling;
1699         GtkCTreeNode *tmp;
1700         MsgInfo *src_msginfo, *dst_msginfo;
1701         GHashTable *subject_table;
1702
1703         debug_print("Attracting messages by subject...");
1704         STATUSBAR_PUSH(summaryview->mainwin,
1705                        _("Attracting messages by subject..."));
1706
1707         main_window_cursor_wait(summaryview->mainwin);
1708         gtk_clist_freeze(clist);
1709
1710         subject_table = g_hash_table_new(attract_hash_func,
1711                                          attract_compare_func);
1712
1713         for (src_node = GTK_CTREE_NODE(clist->row_list);
1714              src_node != NULL;
1715              src_node = tmp) {
1716                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1717                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1718                 if (!src_msginfo) continue;
1719                 if (!src_msginfo->subject) continue;
1720
1721                 /* find attracting node */
1722                 dst_node = g_hash_table_lookup(subject_table,
1723                                                src_msginfo->subject);
1724
1725                 if (dst_node) {
1726                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1727
1728                         /* if the time difference is more than 20 days,
1729                            don't attract */
1730                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1731                             > 60 * 60 * 24 * 20)
1732                                 continue;
1733
1734                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1735                         if (src_node != sibling)
1736                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1737                 }
1738
1739                 g_hash_table_insert(subject_table,
1740                                     src_msginfo->subject, src_node);
1741         }
1742
1743         g_hash_table_destroy(subject_table);
1744
1745         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1746
1747         gtk_clist_thaw(clist);
1748
1749         debug_print("done.\n");
1750         STATUSBAR_POP(summaryview->mainwin);
1751
1752         main_window_cursor_normal(summaryview->mainwin);
1753 }
1754
1755 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1756                                       gpointer data)
1757 {
1758         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1759
1760         if (msginfo)
1761                 procmsg_msginfo_free(msginfo);
1762 }
1763
1764 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1765                                    gpointer data)
1766 {
1767         SummaryView *summaryview = data;
1768         MsgInfo *msginfo;
1769
1770         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1771
1772         if (MSG_IS_NEWS(msginfo->flags))
1773                 news_flag_crosspost(msginfo);
1774
1775         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1776                 summaryview->newmsgs++;
1777         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1778                 summaryview->unread++;
1779         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1780         && procmsg_msg_has_marked_parent(msginfo))
1781                 summaryview->unreadmarked++;
1782
1783         if (MSG_IS_DELETED(msginfo->flags))
1784                 summaryview->deleted++;
1785
1786         summaryview->messages++;
1787         summaryview->total_size += msginfo->size;
1788
1789         summary_set_row_marks(summaryview, node);
1790 }
1791
1792 static void summary_update_status(SummaryView *summaryview)
1793 {
1794         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1795         GtkCTreeNode *node;
1796         MsgInfo *msginfo;
1797
1798         summaryview->newmsgs = summaryview->unread =
1799         summaryview->messages = summaryview->total_size =
1800         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1801
1802         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1803              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1804                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1805
1806                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1807                         summaryview->newmsgs++;
1808                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1809                         summaryview->unread++;
1810                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1811                 && procmsg_msg_has_marked_parent(msginfo))
1812                         summaryview->unreadmarked++;
1813                 if (MSG_IS_DELETED(msginfo->flags))
1814                         summaryview->deleted++;
1815                 if (MSG_IS_MOVE(msginfo->flags))
1816                         summaryview->moved++;
1817                 if (MSG_IS_COPY(msginfo->flags))
1818                         summaryview->copied++;
1819                 summaryview->messages++;
1820                 summaryview->total_size += msginfo->size;
1821         }
1822 }
1823
1824 static void summary_status_show(SummaryView *summaryview)
1825 {
1826         gchar *str;
1827         gchar *del, *mv, *cp;
1828         gchar *sel;
1829         gchar *spc;
1830         gchar *itstr;
1831         GList *rowlist, *cur;
1832         guint n_selected = 0;
1833         off_t sel_size = 0;
1834         MsgInfo *msginfo;
1835
1836         if (!summaryview->folder_item) {
1837                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1838                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1839                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1840                 return;
1841         }
1842
1843         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1844         for (cur = rowlist; cur != NULL; cur = cur->next) {
1845                 msginfo = gtk_ctree_node_get_row_data
1846                         (GTK_CTREE(summaryview->ctree),
1847                          GTK_CTREE_NODE(cur->data));
1848                 sel_size += msginfo->size;
1849                 n_selected++;
1850         }
1851
1852         if (summaryview->folder_item->folder->type == F_NEWS &&
1853             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1854                 gchar *group;
1855                 group = get_abbrev_newsgroup_name
1856                         (g_basename(summaryview->folder_item->path), prefs_common.ng_abbrev_len);
1857                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1858                 g_free(group);
1859         } else {
1860                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1861                               summaryview->folder_item->path);
1862         }
1863
1864         if (summaryview->deleted)
1865                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1866         else
1867                 del = g_strdup("");
1868         if (summaryview->moved)
1869                 mv = g_strdup_printf(_("%s%d moved"),
1870                                      summaryview->deleted ? _(", ") : "",
1871                                      summaryview->moved);
1872         else
1873                 mv = g_strdup("");
1874         if (summaryview->copied)
1875                 cp = g_strdup_printf(_("%s%d copied"),
1876                                      summaryview->deleted ||
1877                                      summaryview->moved ? _(", ") : "",
1878                                      summaryview->copied);
1879         else
1880                 cp = g_strdup("");
1881
1882         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1883                 spc = "    ";
1884         else
1885                 spc = "";
1886
1887         if (n_selected) {
1888                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1889                 if (n_selected == 1)
1890                         itstr = g_strdup(_(" item selected"));
1891                 else
1892                         itstr = g_strdup(_(" items selected"));
1893         } else {
1894                 sel = g_strdup("");
1895                 itstr = g_strdup("");
1896         }
1897
1898         str = g_strconcat(n_selected ? itos(n_selected) : "",
1899                                         itstr, sel, spc, del, mv, cp, NULL);
1900         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1901         g_free(str);
1902         g_free(sel);
1903         g_free(del);
1904         g_free(mv);
1905         g_free(cp);
1906         g_free(itstr);
1907
1908         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1909                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1910                                       summaryview->newmsgs,
1911                                       summaryview->unread,
1912                                       summaryview->messages,
1913                                       to_human_readable(summaryview->total_size));
1914         } else {
1915                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1916                                       summaryview->newmsgs,
1917                                       summaryview->unread,
1918                                       summaryview->messages);
1919         }
1920         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1921         g_free(str);
1922 }
1923
1924 static void summary_set_column_titles(SummaryView *summaryview)
1925 {
1926         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1927         GtkWidget *hbox;
1928         GtkWidget *label;
1929         GtkWidget *arrow;
1930         gint pos;
1931         const gchar *title;
1932         SummaryColumnType type;
1933         gboolean single_char;
1934         GtkJustification justify;
1935
1936         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1937                 SORT_BY_MARK,
1938                 SORT_BY_UNREAD,
1939                 SORT_BY_MIME,
1940                 SORT_BY_SUBJECT,
1941                 SORT_BY_FROM,
1942                 SORT_BY_DATE,
1943                 SORT_BY_SIZE,
1944                 SORT_BY_NUMBER,
1945                 SORT_BY_SCORE,
1946                 SORT_BY_LOCKED
1947         };
1948
1949         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1950                 type = summaryview->col_state[pos].type;
1951
1952                 /* CLAWS: mime and unread are single char headers */
1953                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1954                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1955                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1956
1957                 switch (type) {
1958                 case S_COL_SUBJECT:
1959                 case S_COL_FROM:
1960                 case S_COL_DATE:
1961                 case S_COL_NUMBER:
1962                         if (prefs_common.trans_hdr)
1963                                 title = gettext(col_label[type]);
1964                         else
1965                                 title = col_label[type];
1966                         break;
1967                 /* CLAWS: dummies for mark and locked headers */
1968                 case S_COL_MARK:
1969                 case S_COL_LOCKED:
1970                         title = "";
1971                         break;
1972                 default:
1973                         title = gettext(col_label[type]);
1974                 }
1975
1976                 if (type == S_COL_MIME) {
1977                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1978                         gtk_widget_show(label);
1979                         gtk_clist_set_column_widget(clist, pos, label);
1980                         continue;
1981                 }
1982                 if (single_char) {
1983                         gtk_clist_set_column_title(clist, pos, title);
1984                         continue;
1985                 }
1986
1987                 /* CLAWS: changed so that locked and mark headers
1988                  * show a pixmap instead of single character */
1989                 hbox  = gtk_hbox_new(FALSE, 4);
1990
1991                 if (type == S_COL_LOCKED)
1992                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1993                 else if (type == S_COL_MARK)
1994                         label = gtk_pixmap_new(markxpm, markxpmmask);
1995                 else
1996                         label = gtk_label_new(title);
1997
1998                 if (justify == GTK_JUSTIFY_RIGHT)
1999                         gtk_box_pack_end(GTK_BOX(hbox), label,
2000                                          FALSE, FALSE, 0);
2001                 else
2002                         gtk_box_pack_start(GTK_BOX(hbox), label,
2003                                            FALSE, FALSE, 0);
2004
2005                 if (summaryview->sort_key == sort_by[type]) {
2006                         arrow = gtk_arrow_new
2007                                 (summaryview->sort_type == SORT_ASCENDING
2008                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2009                                  GTK_SHADOW_IN);
2010                         if (justify == GTK_JUSTIFY_RIGHT)
2011                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2012                                                    FALSE, FALSE, 0);
2013                         else
2014                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2015                                                  FALSE, FALSE, 0);
2016                 }
2017
2018                 gtk_widget_show_all(hbox);
2019                 gtk_clist_set_column_widget(clist, pos, hbox);
2020         }
2021 }
2022
2023 void summary_sort(SummaryView *summaryview,
2024                   FolderSortKey sort_key, FolderSortType sort_type)
2025 {
2026         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2027         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2028         GtkCListCompareFunc cmp_func = NULL;
2029
2030         switch (sort_key) {
2031         case SORT_BY_MARK:
2032                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2033                 break;
2034         case SORT_BY_UNREAD:
2035                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
2036                 break;
2037         case SORT_BY_MIME:
2038                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2039                 break;
2040         case SORT_BY_NUMBER:
2041                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2042                 break;
2043         case SORT_BY_SIZE:
2044                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2045                 break;
2046         case SORT_BY_DATE:
2047                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2048                 break;
2049         case SORT_BY_FROM:
2050                 if (summaryview->folder_item && summaryview->folder_item->stype != F_OUTBOX)
2051                         cmp_func = (GtkCListCompareFunc) summary_cmp_by_from;
2052                 else
2053                         cmp_func = (GtkCListCompareFunc) summary_cmp_by_to;
2054                 break;
2055         case SORT_BY_SUBJECT:
2056                 if (summaryview->simplify_subject_preg)
2057                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2058                 else
2059                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2060                 break;
2061         case SORT_BY_SCORE:
2062                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2063                 break;
2064         case SORT_BY_LOCKED:
2065                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2066                 break;
2067         case SORT_BY_LABEL:
2068                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2069                 break;
2070         case SORT_BY_NONE:
2071                 cmp_func = NULL;
2072                 return;
2073         default:
2074                 return;
2075         }
2076
2077         summaryview->sort_key = sort_key;
2078         summaryview->sort_type = sort_type;
2079
2080         summary_set_column_titles(summaryview);
2081         summary_set_menu_sensitive(summaryview);
2082         if(cmp_func != NULL) {
2083                 debug_print("Sorting summary...");
2084                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2085
2086                 main_window_cursor_wait(summaryview->mainwin);
2087
2088                 gtk_clist_set_compare_func(clist, cmp_func);
2089
2090                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2091
2092                 gtk_sctree_sort_recursive(ctree, NULL);
2093
2094                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2095
2096                 main_window_cursor_normal(summaryview->mainwin);
2097
2098                 debug_print("done.\n");
2099                 STATUSBAR_POP(summaryview->mainwin);
2100         }
2101 }
2102
2103 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2104                                    GtkCTreeNode *cnode, gpointer data)
2105 {
2106         SummaryView *summaryview = (SummaryView *)data;
2107         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2108         gchar *text[N_SUMMARY_COLS];
2109         gint *col_pos = summaryview->col_pos;
2110         const gchar *msgid = msginfo->msgid;
2111         GHashTable *msgid_table = summaryview->msgid_table;
2112
2113         summary_set_header(summaryview, text, msginfo);
2114
2115         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2116                                 NULL, NULL, NULL, NULL, FALSE,
2117                                 gnode->parent->parent ? TRUE : FALSE);
2118 #define SET_TEXT(col) \
2119         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2120                                 text[col_pos[col]])
2121
2122         SET_TEXT(S_COL_NUMBER);
2123         SET_TEXT(S_COL_SCORE);
2124         SET_TEXT(S_COL_SIZE);
2125         SET_TEXT(S_COL_DATE);
2126         SET_TEXT(S_COL_FROM);
2127         SET_TEXT(S_COL_SUBJECT);
2128
2129 #undef SET_TEXT
2130
2131         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2132         summary_set_marks_func(ctree, cnode, summaryview);
2133
2134         if (msgid && msgid[0] != '\0')
2135                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2136
2137         return TRUE;
2138 }
2139
2140 static void summary_set_ctree_from_list(SummaryView *summaryview,
2141                                         GSList *mlist)
2142 {
2143         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2144         MsgInfo *msginfo;
2145                 GtkCTreeNode *node = NULL;
2146         GHashTable *msgid_table;
2147         GHashTable *subject_table;
2148         GSList * cur;
2149
2150         if (!mlist) return;
2151
2152         debug_print("\tSetting summary from message data...");
2153         STATUSBAR_PUSH(summaryview->mainwin,
2154                        _("Setting summary from message data..."));
2155         gdk_flush();
2156
2157         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2158         summaryview->msgid_table = msgid_table;
2159         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2160         summaryview->subject_table = subject_table;
2161
2162         if (prefs_common.use_addr_book)
2163                 start_address_completion();
2164
2165         for (cur = mlist ; cur != NULL; cur = cur->next) {
2166                 msginfo = (MsgInfo *)cur->data;
2167                 msginfo->threadscore = msginfo->score;
2168         }
2169
2170         if (summaryview->threaded) {
2171                 GNode *root, *gnode;
2172
2173                 root = procmsg_get_thread_tree(mlist);
2174
2175                 for (gnode = root->children; gnode != NULL;
2176                      gnode = gnode->next) {
2177                         node = gtk_ctree_insert_gnode
2178                                 (ctree, NULL, node, gnode,
2179                                  summary_insert_gnode_func, summaryview);
2180                 }
2181
2182                 g_node_destroy(root);
2183
2184                 folder_update_items_when_required(FALSE);
2185
2186                 summary_thread_init(summaryview);
2187         } else {
2188                 gchar *text[N_SUMMARY_COLS];
2189
2190                 mlist = g_slist_reverse(mlist);
2191                 for (; mlist != NULL; mlist = mlist->next) {
2192                         msginfo = (MsgInfo *)mlist->data;
2193
2194                         summary_set_header(summaryview, text, msginfo);
2195
2196                         node = gtk_ctree_insert_node
2197                                 (ctree, NULL, node, text, 2,
2198                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2199                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2200                         summary_set_marks_func(ctree, node, summaryview);
2201
2202                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2203                                 g_hash_table_insert(msgid_table,
2204                                                     msginfo->msgid, node);
2205
2206                         subject_table_insert(subject_table,
2207                                              msginfo->subject,
2208                                              node);
2209                 }
2210                 mlist = g_slist_reverse(mlist);
2211         }
2212
2213         if (prefs_common.enable_hscrollbar &&
2214             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2215                 gint optimal_width;
2216
2217                 optimal_width = gtk_clist_optimal_column_width
2218                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2219                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2220                                            summaryview->col_pos[S_COL_SUBJECT],
2221                                            optimal_width);
2222         }
2223
2224         if (prefs_common.use_addr_book)
2225                 end_address_completion();
2226
2227         debug_print("done.\n");
2228         STATUSBAR_POP(summaryview->mainwin);
2229         if (debug_get_mode()) {
2230                 debug_print("\tmsgid hash table size = %d\n",
2231                             g_hash_table_size(msgid_table));
2232                 debug_print("\tsubject hash table size = %d\n",
2233                             g_hash_table_size(subject_table));
2234         }
2235 }
2236
2237 static gchar *summary_complete_address(const gchar *addr)
2238 {
2239         gint count;
2240         gchar *res, *tmp, *email_addr;
2241
2242         Xstrdup_a(email_addr, addr, return NULL);
2243         extract_address(email_addr);
2244         g_return_val_if_fail(*email_addr, NULL);
2245
2246         /*
2247          * completion stuff must be already initialized
2248          */
2249         res = NULL;
2250         if (1 < (count = complete_address(email_addr))) {
2251                 tmp = get_complete_address(1);
2252                 res = procheader_get_fromname(tmp);
2253                 g_free(tmp);
2254         }
2255
2256         return res;
2257 }
2258
2259 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2260                                MsgInfo *msginfo)
2261 {
2262         static gchar date_modified[80];
2263         static gchar *to = NULL;
2264         static gchar col_score[11];
2265         static gchar buf[BUFFSIZE];
2266         gint *col_pos = summaryview->col_pos;
2267
2268         text[col_pos[S_COL_MARK]]   = NULL;
2269         text[col_pos[S_COL_UNREAD]] = NULL;
2270         text[col_pos[S_COL_MIME]]   = NULL;
2271         text[col_pos[S_COL_LOCKED]] = NULL;
2272         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2273         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2274         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2275
2276         if (msginfo->date_t) {
2277                 procheader_date_get_localtime(date_modified,
2278                                               sizeof(date_modified),
2279                                               msginfo->date_t);
2280                 text[col_pos[S_COL_DATE]] = date_modified;
2281         } else if (msginfo->date)
2282                 text[col_pos[S_COL_DATE]] = msginfo->date;
2283         else
2284                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2285
2286         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2287                 _("(No From)");
2288         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2289             !MSG_IS_NEWS(msginfo->flags)) {
2290                 gchar *addr = NULL;
2291
2292                 Xstrdup_a(addr, msginfo->from, return);
2293                 extract_address(addr);
2294
2295                 if (prefs_common.use_addr_book) {
2296                         if (account_find_from_address(addr)) {
2297                                 addr = summary_complete_address(msginfo->to);
2298                                 g_free(to);
2299                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2300                                 text[col_pos[S_COL_FROM]] = to;
2301                                 g_free(addr);
2302                         }
2303                 } else {
2304                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2305                                 g_free(to);
2306                                 to = g_strconcat("-->", msginfo->to, NULL);
2307                                 text[col_pos[S_COL_FROM]] = to;
2308                         }
2309                 }
2310         }
2311
2312         /*
2313          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2314          * checking whether the above block (which handles the special case of
2315          * the --> in sent boxes) was executed.
2316          */
2317         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2318                 gchar *from = summary_complete_address(msginfo->from);
2319                 if (from) {
2320                         g_free(to);
2321                         to = from;
2322                         text[col_pos[S_COL_FROM]] = to;
2323                 }
2324         }
2325
2326         if (summaryview->simplify_subject_preg != NULL)
2327                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2328                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2329                                         summaryview->simplify_subject_preg) :
2330                         _("(No Subject)");
2331         else
2332                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2333                         _("(No Subject)");
2334 }
2335
2336 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2337 {
2338         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2339 }
2340
2341 static void summary_display_msg_full(SummaryView *summaryview,
2342                                      GtkCTreeNode *row,
2343                                      gboolean new_window, gboolean all_headers)
2344 {
2345         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2346         MsgInfo *msginfo;
2347         MsgFlags flags;
2348         gchar *filename;
2349
2350         if (!new_window && summaryview->displayed == row) return;
2351         g_return_if_fail(row != NULL);
2352
2353         if (summary_is_locked(summaryview)) return;
2354         summary_lock(summaryview);
2355
2356         STATUSBAR_POP(summaryview->mainwin);
2357         GTK_EVENTS_FLUSH();
2358
2359         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2360
2361         filename = procmsg_get_message_file(msginfo);
2362         if (!filename) {
2363                 summary_unlock(summaryview);
2364                 return;
2365         }
2366         g_free(filename);
2367
2368         if (new_window || !prefs_common.mark_as_read_on_new_window) {
2369                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2370                         summaryview->newmsgs--;
2371                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2372                         summaryview->unread--;
2373                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2374                 && procmsg_msg_has_marked_parent(msginfo))
2375                         summaryview->unreadmarked--;
2376                 if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2377                         procmsg_msginfo_unset_flags
2378                                 (msginfo, MSG_NEW | MSG_UNREAD, 0);
2379                         folder_update_item(msginfo->folder, FALSE);
2380                         summary_set_row_marks(summaryview, row);
2381                         gtk_clist_thaw(GTK_CLIST(ctree));
2382                         summary_status_show(summaryview);
2383
2384                         flags = msginfo->flags;
2385                 }
2386         }
2387
2388         if (new_window) {
2389                 MessageView *msgview;
2390
2391                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2392                 messageview_show(msgview, msginfo, all_headers);
2393         } else {
2394                 MessageView *msgview;
2395
2396                 msgview = summaryview->messageview;
2397
2398                 summaryview->displayed = row;
2399                 if (!messageview_is_visible(msgview))
2400                         main_window_toggle_message_view(summaryview->mainwin);
2401                 messageview_show(msgview, msginfo, all_headers);
2402                 if (msgview->type == MVIEW_TEXT ||
2403                     (msgview->type == MVIEW_MIME &&
2404                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2405                       gtk_notebook_get_current_page
2406                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2407                         gtk_widget_grab_focus(summaryview->ctree);
2408                 GTK_EVENTS_FLUSH();
2409                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2410         }
2411
2412         summary_set_menu_sensitive(summaryview);
2413         toolbar_set_sensitive(summaryview->mainwin);
2414
2415         summary_unlock(summaryview);
2416 }
2417
2418 void summary_display_msg_selected(SummaryView *summaryview,
2419                                   gboolean all_headers)
2420 {
2421         if (summary_is_locked(summaryview)) return;
2422         summaryview->displayed = NULL;
2423         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2424                                  all_headers);
2425 }
2426
2427 void summary_redisplay_msg(SummaryView *summaryview)
2428 {
2429         GtkCTreeNode *node;
2430
2431         if (summaryview->displayed) {
2432                 node = summaryview->displayed;
2433                 summaryview->displayed = NULL;
2434                 summary_display_msg(summaryview, node);
2435         }
2436 }
2437
2438 void summary_open_msg(SummaryView *summaryview)
2439 {
2440         if (!summaryview->selected) return;
2441
2442         summary_display_msg_full(summaryview, summaryview->selected,
2443                                  TRUE, FALSE);
2444 }
2445
2446 void summary_view_source(SummaryView * summaryview)
2447 {
2448         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2449         MsgInfo *msginfo;
2450         SourceWindow *srcwin;
2451
2452         if (!summaryview->selected) return;
2453
2454         srcwin = source_window_create();
2455         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2456         source_window_show_msg(srcwin, msginfo);
2457         source_window_show(srcwin);
2458 }
2459
2460 void summary_reedit(SummaryView *summaryview)
2461 {
2462         MsgInfo *msginfo;
2463
2464         if (!summaryview->selected) return;
2465         if (!summaryview->folder_item) return;
2466         if (summaryview->folder_item->stype != F_OUTBOX &&
2467             summaryview->folder_item->stype != F_DRAFT  &&
2468             summaryview->folder_item->stype != F_QUEUE) return;
2469
2470         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2471                                               summaryview->selected);
2472         if (!msginfo) return;
2473
2474         compose_reedit(msginfo);
2475 }
2476
2477 void summary_step(SummaryView *summaryview, GtkScrollType type)
2478 {
2479         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2480         GtkCTreeNode *node;
2481
2482         if (summary_is_locked(summaryview)) return;
2483
2484         if (type == GTK_SCROLL_STEP_FORWARD) {
2485                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2486                 if (node)
2487                         gtkut_ctree_expand_parent_all(ctree, node);
2488                 else
2489                         return;
2490         } else {
2491                 if (summaryview->selected) {
2492                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2493                         if (!node) return;
2494                 }
2495         }
2496
2497         if (messageview_is_visible(summaryview->messageview))
2498                 summaryview->display_msg = TRUE;
2499
2500         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2501                                 type, 0.0);
2502
2503         if (GTK_CLIST(ctree)->selection)
2504                 gtk_sctree_set_anchor_row
2505                         (GTK_SCTREE(ctree),
2506                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2507
2508 }
2509
2510 void summary_toggle_view(SummaryView *summaryview)
2511 {
2512         if (!messageview_is_visible(summaryview->messageview) &&
2513             summaryview->selected)
2514                 summary_display_msg(summaryview,
2515                                     summaryview->selected);
2516         else
2517                 main_window_toggle_message_view(summaryview->mainwin);
2518 }
2519
2520 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2521                                                 GtkCTreeNode *node)
2522 {
2523         MsgInfo *msginfo;
2524
2525         if (node) {
2526                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2527                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2528                         return TRUE;
2529                 node = GTK_CTREE_ROW(node)->children;
2530         } else
2531                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2532
2533         while (node) {
2534                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2535                         return TRUE;
2536                 node = GTK_CTREE_ROW(node)->sibling;
2537         }
2538
2539         return FALSE;
2540 }
2541
2542 static gboolean summary_have_unread_children(SummaryView *summaryview,
2543                                              GtkCTreeNode *node)
2544 {
2545         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2546
2547         if (!node) return FALSE;
2548
2549         node = GTK_CTREE_ROW(node)->children;
2550
2551         while (node) {
2552                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2553                         return TRUE;
2554                 node = GTK_CTREE_ROW(node)->sibling;
2555         }
2556
2557         return FALSE;
2558 }
2559
2560 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2561 {
2562         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2563         GtkStyle *style = NULL;
2564         MsgInfo *msginfo;
2565         MsgFlags flags;
2566         gint *col_pos = summaryview->col_pos;
2567
2568         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2569         if (!msginfo) return;
2570
2571         flags = msginfo->flags;
2572
2573         gtk_ctree_node_set_foreground(ctree, row, NULL);
2574
2575         /* set new/unread column */
2576         if (MSG_IS_IGNORE_THREAD(flags)) {
2577                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2578                                           ignorethreadxpm, ignorethreadxpmmask);
2579         } else if (MSG_IS_NEW(flags)) {
2580                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2581                                           newxpm, newxpmmask);
2582         } else if (MSG_IS_UNREAD(flags)) {
2583                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2584                                           unreadxpm, unreadxpmmask);
2585         } else if (MSG_IS_REPLIED(flags)) {
2586                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2587                                           repliedxpm, repliedxpmmask);
2588         } else if (MSG_IS_FORWARDED(flags)) {
2589                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2590                                           forwardedxpm, forwardedxpmmask);
2591         } else {
2592                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2593                                         NULL);
2594         }
2595
2596         if (prefs_common.bold_unread &&
2597             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2598              (!GTK_CTREE_ROW(row)->expanded &&
2599               GTK_CTREE_ROW(row)->children &&
2600               summary_have_unread_children(summaryview, row))))
2601                 style = bold_style;
2602
2603         /* set mark column */
2604         if (MSG_IS_DELETED(flags)) {
2605                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2606                                           deletedxpm, deletedxpmmask);
2607                 if (style)
2608                         style = bold_deleted_style;
2609                 else {
2610                         style = small_deleted_style;
2611                 }
2612                         gtk_ctree_node_set_foreground
2613                                 (ctree, row, &summaryview->color_dim);
2614         } else if (MSG_IS_MARKED(flags)) {
2615                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2616                                           markxpm, markxpmmask);
2617         } else if (MSG_IS_MOVE(flags)) {
2618                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2619                 if (style)
2620                         style = bold_marked_style;
2621                 else {
2622                         style = small_marked_style;
2623                 }
2624                         gtk_ctree_node_set_foreground
2625                                 (ctree, row, &summaryview->color_marked);
2626         } else if (MSG_IS_COPY(flags)) {
2627                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2628                 if (style)
2629                         style = bold_marked_style;
2630                 else {
2631                         style = small_marked_style;
2632                 }
2633                         gtk_ctree_node_set_foreground
2634                                 (ctree, row, &summaryview->color_marked);
2635         }
2636         else if ((global_scoring ||
2637                   summaryview->folder_item->prefs->scoring) &&
2638                  (msginfo->score >= summaryview->important_score) &&
2639                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2640                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2641                 gtk_ctree_node_set_foreground(ctree, row,
2642                                               &summaryview->color_important);
2643         } else {
2644                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2645         }
2646
2647         if (MSG_IS_LOCKED(flags)) {
2648                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2649                                           lockedxpm, lockedxpmmask);
2650         }
2651         else {
2652                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2653         }
2654
2655         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2656                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2657                                           clipkeyxpm, clipkeyxpmmask);
2658         } else if (MSG_IS_ENCRYPTED(flags)) {
2659                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2660                                           keyxpm, keyxpmmask);
2661         } else if (MSG_IS_MIME(flags)) {
2662                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2663                                           clipxpm, clipxpmmask);
2664         } else {
2665                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2666         }
2667         if (!style)
2668                 style = small_style;
2669
2670         gtk_ctree_node_set_row_style(ctree, row, style);
2671
2672         if (MSG_GET_COLORLABEL(flags))
2673                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2674 }
2675
2676 void summary_set_marks_selected(SummaryView *summaryview)
2677 {
2678         GList *cur;
2679
2680         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2681              cur = cur->next)
2682                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2683 }
2684
2685 static gboolean summary_update_unread_children (SummaryView *summaryview, MsgInfo *info, gboolean newly_marked)
2686 {
2687         GSList *children = procmsg_find_children(info);
2688         GSList *cur;
2689         gboolean changed = FALSE;
2690         for (cur = children; cur != NULL; cur = g_slist_next(cur)) {
2691                 MsgInfo *tmp = (MsgInfo *)cur->data;
2692                 if(MSG_IS_UNREAD(tmp->flags) && !MSG_IS_IGNORE_THREAD(tmp->flags)) {
2693                         if(newly_marked)
2694                                 summaryview->unreadmarked++;
2695                         else
2696                                 summaryview->unreadmarked--;
2697                         changed = TRUE;
2698                 }
2699                 procmsg_msginfo_free(tmp);
2700         }
2701         return changed;
2702 }
2703
2704 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2705 {
2706         gboolean changed = FALSE;
2707         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2708         MsgInfo *msginfo;
2709
2710         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2711         if (MSG_IS_DELETED(msginfo->flags))
2712                 summaryview->deleted--;
2713         if (MSG_IS_MOVE(msginfo->flags)) {
2714                 summaryview->moved--;
2715                 changed = TRUE;
2716         }
2717         if (MSG_IS_COPY(msginfo->flags)) {
2718                 summaryview->copied--;
2719                 changed = TRUE;
2720         }
2721         changed |= summary_update_unread_children (summaryview, msginfo, TRUE);
2722
2723         if (changed && !prefs_common.immediate_exec) {
2724                 msginfo->to_folder->op_count--;
2725                 if (msginfo->to_folder->op_count == 0)
2726                         folder_update_item(msginfo->to_folder, FALSE);
2727         }
2728         msginfo->to_folder = NULL;
2729         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2730         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2731         summary_set_row_marks(summaryview, row);
2732         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2733 }
2734
2735 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2736 {
2737         /* almost verbatim summary_mark_row(); may want a menu action? */
2738         gboolean changed = FALSE;
2739         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2740         MsgInfo *msginfo;
2741
2742         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2743         if (MSG_IS_DELETED(msginfo->flags))
2744                 summaryview->deleted--;
2745         if (MSG_IS_MOVE(msginfo->flags)) {
2746                 summaryview->moved--;
2747                 changed = TRUE;
2748         }
2749         if (MSG_IS_COPY(msginfo->flags)) {
2750                 summaryview->copied--;
2751                 changed = TRUE;
2752         }
2753         if (changed && !prefs_common.immediate_exec) {
2754                 msginfo->to_folder->op_count--;
2755                 if (msginfo->to_folder->op_count == 0)
2756                         folder_update_item(msginfo->to_folder, FALSE);
2757         }
2758         msginfo->to_folder = NULL;
2759         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2760         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2761         summary_set_row_marks(summaryview, row);
2762         debug_print("Message %d is locked\n", msginfo->msgnum);
2763 }
2764
2765 void summary_mark(SummaryView *summaryview)
2766 {
2767         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2768         GList *cur;
2769
2770         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2771                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2772
2773         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2774         summary_status_show(summaryview);
2775 }
2776
2777 static void summary_mark_row_as_read(SummaryView *summaryview,
2778                                      GtkCTreeNode *row)
2779 {
2780         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2781         MsgInfo *msginfo;
2782
2783         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2784
2785         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2786                 return;
2787
2788         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2789                 summaryview->newmsgs--;
2790         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2791                 summaryview->unread--;
2792         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2793         && procmsg_msg_has_marked_parent(msginfo))
2794                 summaryview->unreadmarked--;
2795
2796         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2797         summary_set_row_marks(summaryview, row);
2798         debug_print("Message %d is marked as read\n",
2799                 msginfo->msgnum);
2800 }
2801
2802 void summary_mark_as_read(SummaryView *summaryview)
2803 {
2804         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2805         GList *cur;
2806
2807         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2808                 summary_mark_row_as_read(summaryview,
2809                                          GTK_CTREE_NODE(cur->data));
2810         folder_update_items_when_required(FALSE);
2811
2812         summary_status_show(summaryview);
2813 }
2814
2815 void summary_mark_all_read(SummaryView *summaryview)
2816 {
2817         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2818         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2819         GtkCTreeNode *node;
2820
2821         gtk_clist_freeze(clist);
2822         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2823              node = gtkut_ctree_node_next(ctree, node))
2824                 summary_mark_row_as_read(summaryview, node);
2825         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2826              node = gtkut_ctree_node_next(ctree, node)) {
2827                 if (!GTK_CTREE_ROW(node)->expanded)
2828                         summary_set_row_marks(summaryview, node);
2829         }
2830         gtk_clist_thaw(clist);
2831         folder_update_items_when_required(FALSE);
2832
2833         summary_status_show(summaryview);
2834 }
2835
2836 static void summary_mark_row_as_unread(SummaryView *summaryview,
2837                                        GtkCTreeNode *row)
2838 {
2839         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2840         MsgInfo *msginfo;
2841
2842         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2843         if (MSG_IS_DELETED(msginfo->flags)) {
2844                 msginfo->to_folder = NULL;
2845                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2846                 summaryview->deleted--;
2847         }
2848
2849         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2850                 summaryview->unread++;
2851
2852         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2853         && procmsg_msg_has_marked_parent(msginfo))
2854                 summaryview->unreadmarked++;
2855
2856         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2857         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2858         debug_print("Message %d is marked as unread\n",
2859                 msginfo->msgnum);
2860
2861         summary_set_row_marks(summaryview, row);
2862 }
2863
2864 void summary_mark_as_unread(SummaryView *summaryview)
2865 {
2866         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2867         GList *cur;
2868
2869         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2870                 summary_mark_row_as_unread(summaryview,
2871                                            GTK_CTREE_NODE(cur->data));
2872         folder_update_items_when_required(FALSE);
2873
2874         summary_status_show(summaryview);
2875 }
2876
2877 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2878 {
2879         GList * cur;
2880         gboolean found;
2881
2882         switch (summaryview->folder_item->folder->type) {
2883
2884         case F_NEWS:
2885
2886                 /*
2887                   security : checks if one the accounts correspond to
2888                   the author of the post
2889                 */
2890
2891                 found = FALSE;
2892                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2893                         PrefsAccount * account;
2894                         gchar * from_name;
2895
2896                         account = cur->data;
2897                         if (account->name && *account->name)
2898                                 from_name =
2899                                         g_strdup_printf("%s <%s>",
2900                                                         account->name,
2901                                                         account->address);
2902                         else
2903                                 from_name =
2904                                         g_strdup_printf("%s",
2905                                                         account->address);
2906
2907                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2908                                 g_free(from_name);
2909                                 found = TRUE;
2910                                 break;
2911                         }
2912                         g_free(from_name);
2913                 }
2914
2915                 if (!found) {
2916                         alertpanel_error(_("You're not the author of the article\n"));
2917                 }
2918
2919                 return found;
2920
2921         default:
2922                 return TRUE;
2923         }
2924 }
2925
2926 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2927 {
2928         gboolean changed = FALSE;
2929         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2930         MsgInfo *msginfo;
2931
2932         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2933
2934         if (!check_permission(summaryview, msginfo))
2935                 return;
2936
2937         if (MSG_IS_LOCKED(msginfo->flags)) return;
2938
2939         if (MSG_IS_DELETED(msginfo->flags)) return;
2940
2941         if (MSG_IS_MOVE(msginfo->flags)) {
2942                 summaryview->moved--;
2943                 changed = TRUE;
2944         }
2945         if (MSG_IS_COPY(msginfo->flags)) {
2946                 summaryview->copied--;
2947                 changed = TRUE;
2948         }
2949         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
2950
2951         if (changed && !prefs_common.immediate_exec) {
2952                 msginfo->to_folder->op_count--;
2953                 if (msginfo->to_folder->op_count == 0)
2954                         folder_update_item(msginfo->to_folder, FALSE);
2955         }
2956         msginfo->to_folder = NULL;
2957         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2958         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2959         summaryview->deleted++;
2960
2961         if (!prefs_common.immediate_exec &&
2962             summaryview->folder_item->stype != F_TRASH)
2963                 summary_set_row_marks(summaryview, row);
2964
2965         debug_print("Message %s/%d is set to delete\n",
2966                     msginfo->folder->path, msginfo->msgnum);
2967 }
2968
2969 void summary_cancel(SummaryView *summaryview)
2970 {
2971         MsgInfo * msginfo;
2972         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2973
2974         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2975                                               summaryview->selected);
2976         if (!msginfo) return;
2977
2978         if (!check_permission(summaryview, msginfo))
2979                 return;
2980
2981         news_cancel_article(summaryview->folder_item->folder, msginfo);
2982
2983         if (summary_is_locked(summaryview)) return;
2984
2985         summary_lock(summaryview);
2986
2987         gtk_clist_freeze(clist);
2988
2989         summary_update_status(summaryview);
2990         summary_status_show(summaryview);
2991
2992         gtk_clist_thaw(clist);
2993
2994         summary_unlock(summaryview);
2995 }
2996
2997 void summary_delete(SummaryView *summaryview)
2998 {
2999         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3000         FolderItem *item = summaryview->folder_item;
3001         GList *cur;
3002         GtkCTreeNode *sel_last = NULL;
3003         GtkCTreeNode *node;
3004
3005         if (!item) return;
3006 #if 0
3007         if (!item || item->folder->type == F_NEWS) return;
3008 #endif
3009
3010         if (summary_is_locked(summaryview)) return;
3011
3012         /* if current folder is trash, ask for confirmation */
3013         if (item->stype == F_TRASH) {
3014                 AlertValue aval;
3015
3016                 aval = alertpanel(_("Delete message(s)"),
3017                                   _("Do you really want to delete message(s) from the trash?"),
3018                                   _("Yes"), _("No"), NULL);
3019                 if (aval != G_ALERTDEFAULT) return;
3020         }
3021
3022         /* next code sets current row focus right. We need to find a row
3023          * that is not deleted. */
3024         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3025                 sel_last = GTK_CTREE_NODE(cur->data);
3026                 summary_delete_row(summaryview, sel_last);
3027         }
3028
3029         node = summary_find_next_msg(summaryview, sel_last);
3030         if (!node)
3031                 node = summary_find_prev_msg(summaryview, sel_last);
3032
3033         if (node) {
3034                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
3035                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3036                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
3037                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
3038                 else
3039                         summary_select_node
3040                                 (summaryview, node,
3041                                  messageview_is_visible(summaryview->messageview),
3042                                  FALSE);
3043         }
3044
3045         if (prefs_common.immediate_exec || item->stype == F_TRASH)
3046                 summary_execute(summaryview);
3047         else
3048                 summary_status_show(summaryview);
3049 }
3050
3051 void summary_delete_duplicated(SummaryView *summaryview)
3052 {
3053         if (!summaryview->folder_item ||
3054             summaryview->folder_item->folder->type == F_NEWS) return;
3055         if (summaryview->folder_item->stype == F_TRASH) return;
3056
3057         main_window_cursor_wait(summaryview->mainwin);
3058         debug_print("Deleting duplicated messages...");
3059         STATUSBAR_PUSH(summaryview->mainwin,
3060                        _("Deleting duplicated messages..."));
3061
3062         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3063                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
3064                                 summaryview);
3065
3066         if (prefs_common.immediate_exec)
3067                 summary_execute(summaryview);
3068         else
3069                 summary_status_show(summaryview);
3070
3071         debug_print("done.\n");
3072         STATUSBAR_POP(summaryview->mainwin);
3073         main_window_cursor_normal(summaryview->mainwin);
3074 }
3075
3076 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
3077                                            SummaryView *summaryview)
3078 {
3079         GtkCTreeNode *found;
3080         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
3081         MsgInfo *dup_msginfo;
3082
3083         if (!msginfo->msgid || !*msginfo->msgid) return;
3084
3085         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
3086
3087         if (found && found != node) {
3088                 dup_msginfo = gtk_ctree_node_get_row_data(ctree, found);
3089                 /* prefer to delete the unread one */
3090                 if ((MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_UNREAD(dup_msginfo->flags))
3091                 ||  (MSG_IS_UNREAD(msginfo->flags) == MSG_IS_UNREAD(dup_msginfo->flags)))
3092                         summary_delete_row(summaryview, node);
3093         }
3094 }
3095
3096 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3097 {
3098         gboolean changed = FALSE;
3099         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3100         MsgInfo *msginfo;
3101
3102         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3103         if (MSG_IS_DELETED(msginfo->flags))
3104                 summaryview->deleted--;
3105         if (MSG_IS_MOVE(msginfo->flags)) {
3106                 summaryview->moved--;
3107                 changed = TRUE;
3108         }
3109         if (MSG_IS_COPY(msginfo->flags)) {
3110                 summaryview->copied--;
3111                 changed = TRUE;
3112         }
3113         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
3114
3115         if (changed && !prefs_common.immediate_exec) {
3116                 msginfo->to_folder->op_count--;
3117                 if (msginfo->to_folder->op_count == 0)
3118                         folder_update_item(msginfo->to_folder, FALSE);
3119         }
3120         msginfo->to_folder = NULL;
3121         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3122         summary_set_row_marks(summaryview, row);
3123
3124         debug_print("Message %s/%d is unmarked\n",
3125                     msginfo->folder->path, msginfo->msgnum);
3126 }
3127
3128 void summary_unmark(SummaryView *summaryview)
3129 {
3130         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3131         GList *cur;
3132
3133         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3134                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3135
3136         summary_status_show(summaryview);
3137 }
3138
3139 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3140                                 FolderItem *to_folder)
3141 {
3142         gboolean changed = FALSE;
3143         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3144         MsgInfo *msginfo;
3145
3146         g_return_if_fail(to_folder != NULL);
3147
3148         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3149         if (MSG_IS_MOVE(msginfo->flags)) {
3150                 if (!prefs_common.immediate_exec) {
3151                         msginfo->to_folder->op_count--;
3152                         if (msginfo->to_folder->op_count == 0) {
3153                                 folder_update_item(msginfo->to_folder, FALSE);
3154                                 changed = TRUE;
3155                         }
3156                 }
3157         }
3158         msginfo->to_folder = to_folder;
3159         if (MSG_IS_DELETED(msginfo->flags))
3160                 summaryview->deleted--;
3161         if (MSG_IS_COPY(msginfo->flags)) {
3162                 summaryview->copied--;
3163                 if (!prefs_common.immediate_exec)
3164                         msginfo->to_folder->op_count--;
3165         }
3166         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3167         if (!MSG_IS_MOVE(msginfo->flags)) {
3168                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3169                 summaryview->moved++;
3170                 changed = TRUE;
3171         }
3172         if (!prefs_common.immediate_exec) {
3173                 summary_set_row_marks(summaryview, row);
3174                 if (changed) {
3175                         msginfo->to_folder->op_count++;
3176                         if (msginfo->to_folder->op_count == 1)
3177                                 folder_update_item(msginfo->to_folder, FALSE);
3178                 }
3179         }
3180
3181         debug_print("Message %d is set to move to %s\n",
3182                     msginfo->msgnum, to_folder->path);
3183 }
3184
3185 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3186 {
3187         GList *cur;
3188
3189         if (!to_folder) return;
3190         if (!summaryview->folder_item ||
3191             summaryview->folder_item->folder->type == F_NEWS) return;
3192
3193         if (summary_is_locked(summaryview)) return;
3194
3195         if (summaryview->folder_item == to_folder) {
3196                 alertpanel_notice(_("Destination is same as current folder."));
3197                 return;
3198         }
3199
3200         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3201              cur != NULL; cur = cur->next)
3202                 summary_move_row_to
3203                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3204
3205         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3206
3207         if (prefs_common.immediate_exec)
3208                 summary_execute(summaryview);
3209         else {
3210                 summary_status_show(summaryview);
3211
3212                 folder_update_item(to_folder, FALSE);
3213         }
3214
3215         if (!summaryview->selected) { /* this was the last message */
3216                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3217                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3218                 if (node)
3219                         summary_select_node(summaryview, node, TRUE, TRUE);
3220         }
3221
3222 }
3223
3224 void summary_move_to(SummaryView *summaryview)
3225 {
3226         FolderItem *to_folder;
3227
3228         if (!summaryview->folder_item ||
3229             summaryview->folder_item->folder->type == F_NEWS) return;
3230
3231         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3232                                          FOLDER_SEL_MOVE, NULL);
3233         summary_move_selected_to(summaryview, to_folder);
3234 }
3235
3236 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3237                                 FolderItem *to_folder)
3238 {
3239         gboolean changed = FALSE;
3240         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3241         MsgInfo *msginfo;
3242
3243         g_return_if_fail(to_folder != NULL);
3244
3245         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3246         if (MSG_IS_COPY(msginfo->flags)) {
3247                 if (!prefs_common.immediate_exec) {
3248                         msginfo->to_folder->op_count--;
3249                         if (msginfo->to_folder->op_count == 0) {
3250                                 folder_update_item(msginfo->to_folder, FALSE);
3251                                 changed = TRUE;
3252                         }
3253                 }
3254         }
3255         msginfo->to_folder = to_folder;
3256         if (MSG_IS_DELETED(msginfo->flags))
3257                 summaryview->deleted--;
3258         if (MSG_IS_MOVE(msginfo->flags)) {
3259                 summaryview->moved--;
3260                 if (!prefs_common.immediate_exec)
3261                         msginfo->to_folder->op_count--;
3262         }
3263         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3264         if (!MSG_IS_COPY(msginfo->flags)) {
3265                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3266                 summaryview->copied++;
3267                 changed = TRUE;
3268         }
3269         if (!prefs_common.immediate_exec) {
3270                 summary_set_row_marks(summaryview, row);
3271                 if (changed) {
3272                         msginfo->to_folder->op_count++;
3273                         if (msginfo->to_folder->op_count == 1)
3274                                 folder_update_item(msginfo->to_folder, FALSE);
3275                 }
3276         }
3277
3278         debug_print("Message %d is set to copy to %s\n",
3279                     msginfo->msgnum, to_folder->path);
3280 }
3281
3282 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3283 {
3284         GList *cur;
3285
3286         if (!to_folder) return;
3287         if (!summaryview->folder_item) return;
3288
3289         if (summary_is_locked(summaryview)) return;
3290
3291         if (summaryview->folder_item == to_folder) {
3292                 alertpanel_notice
3293                         (_("Destination to copy is same as current folder."));
3294                 return;
3295         }
3296
3297         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3298              cur != NULL; cur = cur->next)
3299                 summary_copy_row_to
3300                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3301
3302         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3303
3304         if (prefs_common.immediate_exec)
3305                 summary_execute(summaryview);
3306         else {
3307                 summary_status_show(summaryview);
3308
3309                 folder_update_item(to_folder, FALSE);
3310         }
3311 }
3312
3313 void summary_copy_to(SummaryView *summaryview)
3314 {
3315         FolderItem *to_folder;
3316
3317         if (!summaryview->folder_item) return;
3318
3319         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3320                                          FOLDER_SEL_COPY, NULL);
3321         summary_copy_selected_to(summaryview, to_folder);
3322 }
3323
3324 void summary_add_address(SummaryView *summaryview)
3325 {
3326         MsgInfo *msginfo;
3327         gchar *from;
3328
3329         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3330                                               summaryview->selected);
3331         if (!msginfo) return;
3332
3333         Xstrdup_a(from, msginfo->from, return);
3334         eliminate_address_comment(from);
3335         extract_address(from);
3336         addressbook_add_contact(msginfo->fromname, from, NULL);
3337 }
3338
3339 void summary_select_all(SummaryView *summaryview)
3340 {
3341         if (summaryview->messages >= 500) {
3342                 STATUSBAR_PUSH(summaryview->mainwin,
3343                                _("Selecting all messages..."));
3344                 main_window_cursor_wait(summaryview->mainwin);
3345         }
3346
3347         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3348
3349         if (summaryview->messages >= 500) {
3350                 STATUSBAR_POP(summaryview->mainwin);
3351                 main_window_cursor_normal(summaryview->mainwin);
3352         }
3353 }
3354
3355 void summary_unselect_all(SummaryView *summaryview)
3356 {
3357         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3358 }
3359
3360 void summary_select_thread(SummaryView *summaryview)
3361 {
3362         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3363         GtkCTreeNode *node = summaryview->selected;
3364
3365         if (!node) return;
3366
3367         while (GTK_CTREE_ROW(node)->parent != NULL)
3368                 node = GTK_CTREE_ROW(node)->parent;
3369
3370         if (node != summaryview->selected)
3371                 summary_select_node
3372                         (summaryview, node,
3373                          messageview_is_visible(summaryview->messageview),
3374                          FALSE);
3375
3376         gtk_ctree_select_recursive(ctree, node);
3377
3378         summary_status_show(summaryview);
3379 }
3380
3381 void summary_save_as(SummaryView *summaryview)
3382 {
3383         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3384         MsgInfo *msginfo;
3385         gchar *filename = NULL;
3386         gchar *src, *dest;
3387
3388         AlertValue aval = 0;
3389
3390         if (!summaryview->selected) return;
3391         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3392         if (!msginfo) return;
3393
3394         if (msginfo->subject) {
3395                 Xstrdup_a(filename, msginfo->subject, return);
3396                 subst_for_filename(filename);
3397         }
3398         dest = filesel_select_file(_("Save as"), filename);
3399         if (!dest) return;
3400         if (is_file_exist(dest)) {
3401                 aval = alertpanel(_("Append or Overwrite"),
3402                                   _("Append or overwrite existing file?"),
3403                                   _("Append"), _("Overwrite"), _("Cancel"));
3404                 if (aval != 0 && aval != 1)
3405                         return;
3406         }
3407
3408         src = procmsg_get_message_file(msginfo);
3409         if ( aval==0 ) { /* append */
3410                 if (append_file(src, dest, TRUE) < 0)
3411                         alertpanel_error(_("Can't save the file `%s'."),
3412                                          g_basename(dest));
3413         } else { /* overwrite */
3414                 if (copy_file(src, dest, TRUE) < 0)
3415                         alertpanel_error(_("Can't save the file `%s'."),
3416                                          g_basename(dest));
3417         }
3418         g_free(src);
3419
3420
3421         /*
3422          * If two or more msgs are selected,
3423          * append them to the output file.
3424          */
3425         if (GTK_CLIST(ctree)->selection->next) {
3426                 GList *item;
3427                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3428                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3429                         if (!msginfo) break;
3430                         src = procmsg_get_message_file(msginfo);
3431                         if (append_file(src, dest, TRUE) < 0)
3432                                 alertpanel_error(_("Can't save the file `%s'."),
3433                                                  g_basename(dest));
3434                 }
3435                 g_free(src);
3436         }
3437 }
3438
3439 void summary_print(SummaryView *summaryview)
3440 {
3441         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3442         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3443         MsgInfo *msginfo;
3444         GList *cur;
3445         gchar *cmdline;
3446         gchar *p;
3447
3448         if (clist->selection == NULL) return;
3449
3450         cmdline = input_dialog(_("Print"),
3451                                _("Enter the print command line:\n"
3452                                  "(`%s' will be replaced with file name)"),
3453                                prefs_common.print_cmd);
3454         if (!cmdline) return;
3455         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3456             strchr(p + 2, '%')) {
3457                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3458                                  cmdline);
3459                 g_free(cmdline);
3460                 return;
3461         }
3462
3463         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3464                 msginfo = gtk_ctree_node_get_row_data
3465                         (ctree, GTK_CTREE_NODE(cur->data));
3466                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3467         }
3468
3469         g_free(cmdline);
3470 }
3471
3472 gboolean summary_execute(SummaryView *summaryview)
3473 {
3474         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3475         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3476         GtkCTreeNode *node, *next;
3477
3478         if (!summaryview->folder_item) return FALSE;
3479
3480         if (summary_is_locked(summaryview)) return FALSE;
3481         summary_lock(summaryview);
3482
3483         gtk_clist_freeze(clist);
3484
3485         if (summaryview->threaded)
3486                 summary_unthread_for_exec(summaryview);
3487
3488         summary_execute_move(summaryview);
3489         summary_execute_copy(summaryview);
3490         summary_execute_delete(summaryview);
3491
3492         node = GTK_CTREE_NODE(clist->row_list);
3493         while (node != NULL) {
3494                 next = gtkut_ctree_node_next(ctree, node);
3495                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3496                         if (node == summaryview->displayed) {
3497                                 messageview_clear(summaryview->messageview);
3498                                 summaryview->displayed = NULL;
3499                         }
3500                         if (GTK_CTREE_ROW(node)->children != NULL)
3501                                 g_warning("summary_execute(): children != NULL\n");
3502                         else
3503                                 gtk_ctree_remove_node(ctree, node);
3504                 }
3505                 node = next;
3506         }
3507
3508         if (summaryview->threaded)
3509                 summary_thread_build(summaryview);
3510
3511         summaryview->selected = clist->selection ?
3512                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3513
3514         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3515                 menu_set_insensitive_all
3516                         (GTK_MENU_SHELL(summaryview->popupmenu));
3517                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3518         } else
3519                 gtk_widget_grab_focus(summaryview->ctree);
3520
3521         summary_update_status(summaryview);
3522         summary_status_show(summaryview);
3523
3524         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3525
3526         gtk_clist_thaw(clist);
3527
3528         summary_unlock(summaryview);
3529         return TRUE;
3530 }
3531
3532 static void summary_execute_move(SummaryView *summaryview)
3533 {
3534         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3535         GSList *cur;
3536
3537         /* search moving messages and execute */
3538         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3539                                 summaryview);
3540
3541         if (summaryview->mlist) {
3542                 procmsg_move_messages(summaryview->mlist);
3543
3544                 folder_update_items_when_required(FALSE);
3545
3546                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3547                         procmsg_msginfo_free((MsgInfo *)cur->data);
3548                 g_slist_free(summaryview->mlist);
3549                 summaryview->mlist = NULL;
3550         }
3551
3552         folder_update_item(summaryview->folder_item, FALSE);
3553 }
3554
3555 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3556                                       gpointer data)
3557 {
3558         SummaryView *summaryview = data;
3559         MsgInfo *msginfo;
3560
3561         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3562
3563         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3564                 if (!prefs_common.immediate_exec &&
3565                     msginfo->to_folder->op_count > 0)
3566                         msginfo->to_folder->op_count--;
3567
3568                 summaryview->mlist =
3569                         g_slist_append(summaryview->mlist, msginfo);
3570                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3571
3572                 if (msginfo->msgid && *msginfo->msgid &&
3573                     node == g_hash_table_lookup(summaryview->msgid_table,
3574                                                 msginfo->msgid))
3575                         g_hash_table_remove(summaryview->msgid_table,
3576                                             msginfo->msgid);
3577         }
3578 }
3579
3580 static void summary_execute_copy(SummaryView *summaryview)
3581 {
3582         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3583
3584         /* search copying messages and execute */
3585         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3586                                 summaryview);
3587
3588         if (summaryview->mlist) {
3589                 procmsg_copy_messages(summaryview->mlist);
3590
3591                 folder_update_items_when_required(FALSE);
3592
3593                 g_slist_free(summaryview->mlist);
3594                 summaryview->mlist = NULL;
3595         }
3596 }
3597
3598 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3599                                       gpointer data)
3600 {
3601         SummaryView *summaryview = data;
3602         MsgInfo *msginfo;
3603
3604         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3605
3606         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3607                 if (!prefs_common.immediate_exec &&
3608                     msginfo->to_folder->op_count > 0)
3609                         msginfo->to_folder->op_count--;
3610
3611                 summaryview->mlist =
3612                         g_slist_append(summaryview->mlist, msginfo);
3613
3614                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3615                 summary_set_row_marks(summaryview, node);
3616         }
3617 }
3618
3619 static void summary_execute_delete(SummaryView *summaryview)
3620 {
3621         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3622         FolderItem *trash;
3623         GSList *cur;
3624
3625         trash = summaryview->folder_item->folder->trash;
3626         if (summaryview->folder_item->folder->type == F_MH) {
3627                 g_return_if_fail(trash != NULL);
3628         }
3629
3630         /* search deleting messages and execute */
3631         gtk_ctree_pre_recursive
3632                 (ctree, NULL, summary_execute_delete_func, summaryview);
3633
3634         if (!summaryview->mlist) return;
3635
3636         if (trash == NULL || summaryview->folder_item == trash)
3637                 folder_item_remove_msgs(summaryview->folder_item,
3638                                         summaryview->mlist);
3639         else
3640                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3641
3642         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3643                 procmsg_msginfo_free((MsgInfo *)cur->data);
3644
3645         g_slist_free(summaryview->mlist);
3646         summaryview->mlist = NULL;
3647
3648         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3649                 folder_update_item(trash, FALSE);
3650         }
3651         folder_update_item(summaryview->folder_item, FALSE);
3652 }
3653
3654 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3655                                         gpointer data)
3656 {
3657         SummaryView *summaryview = data;
3658         MsgInfo *msginfo;
3659
3660         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3661
3662         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3663                 summaryview->mlist =
3664                         g_slist_append(summaryview->mlist, msginfo);
3665                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3666
3667                 if (msginfo->msgid && *msginfo->msgid &&
3668                     node == g_hash_table_lookup(summaryview->msgid_table,
3669                                                 msginfo->msgid)) {
3670                         g_hash_table_remove(summaryview->msgid_table,
3671                                             msginfo->msgid);
3672                 }
3673                 if (msginfo->subject && *msginfo->subject &&
3674                     node == g_hash_table_lookup(summaryview->subject_table,
3675                                                 msginfo->subject)) {
3676                         g_hash_table_remove(summaryview->subject_table,
3677                                             msginfo->subject);
3678                 }
3679         }
3680 }
3681
3682 /* thread functions */
3683
3684 void summary_thread_build(SummaryView *summaryview)
3685 {
3686         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3687         GtkCTreeNode *node;
3688         GtkCTreeNode *next;
3689         GtkCTreeNode *parent;
3690         MsgInfo *msginfo;
3691
3692         summary_lock(summaryview);
3693
3694         debug_print("Building threads...");
3695         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3696         main_window_cursor_wait(summaryview->mainwin);
3697
3698         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3699                                          summary_tree_expanded, summaryview);
3700         gtk_clist_freeze(GTK_CLIST(ctree));
3701
3702         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3703         while (node) {
3704                 next = GTK_CTREE_ROW(node)->sibling;
3705
3706                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3707
3708                 parent = NULL;
3709
3710                 /* alfons - claws seems to prefer subject threading before
3711                  * inreplyto threading. we should look more deeply in this,
3712                  * because inreplyto should have precedence... */
3713                 if (msginfo && msginfo->inreplyto) {
3714                         parent = g_hash_table_lookup(summaryview->msgid_table,
3715                                                      msginfo->inreplyto);
3716                 }
3717
3718                 if (parent == NULL) {
3719                         parent = subject_table_lookup
3720                                 (summaryview->subject_table,
3721                                  msginfo->subject);
3722                 }
3723
3724                 if (parent && parent != node) {
3725                         gtk_ctree_move(ctree, node, parent, NULL);
3726                         gtk_ctree_expand(ctree, node);
3727                 }
3728
3729                 node = next;
3730         }
3731
3732         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3733
3734         while (node) {
3735                 next = GTK_CTREE_NODE_NEXT(node);
3736                 if (prefs_common.expand_thread)
3737                         gtk_ctree_expand(ctree, node);
3738                 if (prefs_common.bold_unread &&
3739                     GTK_CTREE_ROW(node)->children)
3740                         summary_set_row_marks(summaryview, node);
3741                 node = next;
3742         }
3743
3744         gtk_clist_thaw(GTK_CLIST(ctree));
3745         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3746                                            summary_tree_expanded, summaryview);
3747
3748         debug_print("done.\n");
3749         STATUSBAR_POP(summaryview->mainwin);
3750         main_window_cursor_normal(summaryview->mainwin);
3751
3752         summaryview->threaded = TRUE;
3753
3754         summary_unlock(summaryview);
3755 }
3756
3757 static void summary_thread_init(SummaryView *summaryview)
3758 {
3759         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3760         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3761         GtkCTreeNode *next;
3762
3763         if (prefs_common.expand_thread) {
3764                 while (node) {
3765                         next = GTK_CTREE_ROW(node)->sibling;
3766                         if (GTK_CTREE_ROW(node)->children)
3767                                 gtk_ctree_expand(ctree, node);
3768                         node = next;
3769                 }
3770         } else if (prefs_common.bold_unread) {
3771                 while (node) {
3772                         next = GTK_CTREE_ROW(node)->sibling;
3773                         if (GTK_CTREE_ROW(node)->children)
3774                                 summary_set_row_marks(summaryview, node);
3775                         node = next;
3776                 }
3777         }
3778 }
3779
3780 void summary_unthread(SummaryView *summaryview)
3781 {
3782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3783         GtkCTreeNode *node;
3784         GtkCTreeNode *child;
3785         GtkCTreeNode *sibling;
3786         GtkCTreeNode *next_child;
3787
3788         summary_lock(summaryview);
3789
3790         debug_print("Unthreading...");
3791         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3792         main_window_cursor_wait(summaryview->mainwin);
3793
3794         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3795                                          summary_tree_collapsed, summaryview);
3796         gtk_clist_freeze(GTK_CLIST(ctree));
3797
3798         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3799              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3800                 child = GTK_CTREE_ROW(node)->children;
3801                 sibling = GTK_CTREE_ROW(node)->sibling;
3802
3803                 while (child != NULL) {
3804                         next_child = GTK_CTREE_ROW(child)->sibling;
3805                         gtk_ctree_move(ctree, child, NULL, sibling);
3806                         child = next_child;
3807                 }
3808         }
3809
3810         /* CLAWS: and sort it */
3811         gtk_sctree_sort_recursive(ctree, NULL);
3812
3813         gtk_clist_thaw(GTK_CLIST(ctree));
3814         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3815                                            summary_tree_collapsed, summaryview);
3816
3817         debug_print("done.\n");
3818         STATUSBAR_POP(summaryview->mainwin);
3819         main_window_cursor_normal(summaryview->mainwin);
3820
3821         summaryview->threaded = FALSE;
3822
3823         summary_unlock(summaryview);
3824 }
3825
3826 static void summary_unthread_for_exec(SummaryView *summaryview)
3827 {
3828         GtkCTreeNode *node;
3829         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3830
3831         summary_lock(summaryview);
3832
3833         debug_print("Unthreading for execution...");
3834
3835         gtk_clist_freeze(GTK_CLIST(ctree));
3836
3837         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3838              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3839                 summary_unthread_for_exec_func(ctree, node, NULL);
3840         }
3841
3842         gtk_clist_thaw(GTK_CLIST(ctree));
3843
3844         debug_print("done.\n");
3845
3846         summary_unlock(summaryview);
3847 }
3848
3849 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3850                                            gpointer data)
3851 {
3852         MsgInfo *msginfo;
3853         GtkCTreeNode *top_parent;
3854         GtkCTreeNode *child;
3855         GtkCTreeNode *sibling;
3856
3857         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3858
3859         if (!msginfo ||
3860             (!MSG_IS_MOVE(msginfo->flags) &&
3861              !MSG_IS_DELETED(msginfo->flags)))
3862                 return;
3863         child = GTK_CTREE_ROW(node)->children;
3864         if (!child) return;
3865
3866         for (top_parent = node;
3867              GTK_CTREE_ROW(top_parent)->parent != NULL;
3868              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3869                 ;
3870         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3871
3872         while (child != NULL) {
3873                 GtkCTreeNode *next_child;
3874
3875                 next_child = GTK_CTREE_ROW(child)->sibling;
3876                 gtk_ctree_move(ctree, child, NULL, sibling);
3877                 child = next_child;
3878         }
3879 }
3880
3881 void summary_expand_threads(SummaryView *summaryview)
3882 {
3883         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3884         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3885
3886         gtk_clist_freeze(GTK_CLIST(ctree));
3887
3888         while (node) {
3889                 if (GTK_CTREE_ROW(node)->children)
3890                         gtk_ctree_expand(ctree, node);
3891                 node = GTK_CTREE_NODE_NEXT(node);
3892         }
3893
3894         gtk_clist_thaw(GTK_CLIST(ctree));
3895
3896         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3897 }
3898
3899 void summary_collapse_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_collapse(ctree, node);
3909                 node = GTK_CTREE_ROW(node)->sibling;
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_filter(SummaryView *summaryview)
3918 {
3919         if (!global_processing) {
3920                 alertpanel_error(_("No filter rules defined."));
3921                 return;
3922         }
3923
3924         summary_lock(summaryview);
3925
3926         debug_print("filtering...");
3927         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3928         main_window_cursor_wait(summaryview->mainwin);
3929
3930         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3931
3932         if (global_processing == NULL) {
3933                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3934                                         GTK_CTREE_FUNC(summary_filter_func),
3935                                         summaryview);
3936
3937                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3938
3939                 if (prefs_common.immediate_exec) {
3940                         summary_unlock(summaryview);
3941                         summary_execute(summaryview);
3942                         summary_lock(summaryview);
3943                 } else
3944                         summary_status_show(summaryview);
3945         }
3946         else {
3947                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3948                                         GTK_CTREE_FUNC(summary_filter_func),
3949                                         summaryview);
3950
3951                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3952
3953                 folder_update_items_when_required(FALSE);
3954         }
3955
3956         debug_print("done.\n");
3957         STATUSBAR_POP(summaryview->mainwin);
3958         main_window_cursor_normal(summaryview->mainwin);
3959
3960         summary_unlock(summaryview);
3961
3962         /*
3963          * CLAWS: summary_show() only valid after having a lock. ideally
3964          * we want the lock to be context aware...
3965          */
3966         if (global_processing) {
3967                 summary_show(summaryview, summaryview->folder_item);
3968         }
3969 }
3970
3971 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3972                                 gpointer data)
3973 {
3974         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3975
3976         filter_message_by_msginfo(global_processing, msginfo);
3977 }
3978
3979 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3980 {
3981         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3982                                        {"X-ML-Name:",      NULL, FALSE},
3983                                        {"X-List:",         NULL, FALSE},
3984                                        {"X-Mailing-list:", NULL, FALSE},
3985                                        {"List-Id:",        NULL, FALSE},
3986                                        {NULL,              NULL, FALSE}};
3987
3988         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
3989
3990         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
3991                                          "X-Mailing-List", "List-Id",
3992                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
3993                                          "header \"X-List\"", "header \"X-Mailing-List\"",
3994                                          "header \"List-Id\""};
3995         enum
3996         {
3997                 H_X_BEENTHERE    = 0,
3998                 H_X_ML_NAME      = 1,
3999                 H_X_LIST         = 2,
4000                 H_X_MAILING_LIST = 3,
4001                 H_LIST_ID        = 4
4002         };
4003
4004         enum
4005         {
4006                 H_FROM    = 0,
4007                 H_TO      = 2,
4008                 H_SUBJECT = 4
4009         };
4010
4011         MsgInfo *msginfo;
4012         gchar *header = NULL;
4013         gchar *key = NULL;
4014         FILE *fp;
4015         int header_offset;
4016         int hentry_offset;
4017
4018         if (!summaryview->selected) return;
4019
4020         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4021                                               summaryview->selected);
4022         if (!msginfo) return;
4023
4024         header_offset = 1;
4025         hentry_offset = 5;
4026
4027         switch (type) {
4028         case FILTER_BY_NONE:
4029                 break;
4030         case FILTER_BY_AUTO:
4031                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
4032                 procheader_get_header_fields(fp, hentry);
4033                 fclose(fp);
4034
4035                 if (hentry[H_X_BEENTHERE].body != NULL) {
4036                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
4037                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
4038                 } else if (hentry[H_X_ML_NAME].body != NULL) {
4039                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
4040                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
4041                 } else if (hentry[H_X_LIST].body != NULL) {
4042                         header = hentry_strs[H_X_LIST + hentry_offset];
4043                         Xstrdup_a(key, hentry[H_X_LIST].body, );
4044                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
4045                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
4046                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
4047                 } else if (hentry[H_LIST_ID].body != NULL) {
4048                         header = hentry_strs[H_LIST_ID + hentry_offset];
4049                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
4050                 } else if (msginfo->subject) {
4051                         header = header_strs[H_SUBJECT + header_offset];
4052                         key = msginfo->subject;
4053                 }
4054
4055                 g_free(hentry[H_X_BEENTHERE].body);
4056                 hentry[H_X_BEENTHERE].body = NULL;
4057                 g_free(hentry[H_X_ML_NAME].body);
4058                 hentry[H_X_ML_NAME].body = NULL;
4059                 g_free(hentry[H_X_LIST].body);
4060                 hentry[H_X_LIST].body = NULL;
4061                 g_free(hentry[H_X_MAILING_LIST].body);
4062                 hentry[H_X_MAILING_LIST].body = NULL;
4063                 g_free(hentry[H_LIST_ID].body);
4064                 hentry[H_LIST_ID].body = NULL;
4065
4066                 break;
4067         case FILTER_BY_FROM:
4068                 header = header_strs[H_FROM + header_offset];
4069                 key = msginfo->from;
4070                 break;
4071         case FILTER_BY_TO:
4072                 header = header_strs[H_TO + header_offset];
4073                 key = msginfo->to;
4074                 break;
4075         case FILTER_BY_SUBJECT:
4076                 header = header_strs[H_SUBJECT + header_offset];
4077                 key = msginfo->subject;
4078                 break;
4079         default:
4080                 break;
4081         }
4082
4083         /*
4084          * NOTE: key may be allocated on the stack, so
4085          * prefs_filter[ing]_open() should have completed
4086          * and have set entries. Otherwise we're hosed.
4087          */
4088
4089         prefs_filtering_open(NULL, header, key);
4090 }
4091
4092 void summary_reply(SummaryView *summaryview, ComposeMode mode)
4093 {
4094         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
4095         MsgInfo *msginfo;
4096         gchar *text;
4097
4098         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4099                                               summaryview->selected);
4100         if (!msginfo) return;
4101
4102         text = gtkut_editable_get_selection
4103                 (GTK_EDITABLE(summaryview->messageview->textview->text));
4104
4105         if (!text && summaryview->messageview->type == MVIEW_MIME
4106             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
4107             && summaryview->messageview->mimeview->textview
4108             && !summaryview->messageview->mimeview->textview->default_text) {
4109                 text = gtkut_editable_get_selection (GTK_EDITABLE
4110                          (summaryview->messageview->mimeview->textview->text));
4111         }
4112
4113         switch (mode) {
4114         case COMPOSE_REPLY:
4115                 if (prefs_common.default_reply_list)
4116                         compose_reply(msginfo, prefs_common.reply_with_quote,
4117                                       FALSE, TRUE, FALSE, text);
4118                 else
4119                         compose_reply(msginfo, prefs_common.reply_with_quote,
4120                                       FALSE, FALSE, FALSE, text);
4121                 break;
4122         case COMPOSE_REPLY_WITH_QUOTE:
4123                 if (prefs_common.default_reply_list)
4124                         compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4125                 else
4126                         compose_reply(msginfo, TRUE, FALSE, FALSE, FALSE, text);
4127                 break;
4128         case COMPOSE_REPLY_WITHOUT_QUOTE:
4129                 if (prefs_common.default_reply_list)
4130                         compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4131                 else
4132                         compose_reply(msginfo, FALSE, FALSE, FALSE, FALSE, NULL);
4133                 break;
4134         case COMPOSE_REPLY_TO_SENDER:
4135                 compose_reply(msginfo, prefs_common.reply_with_quote,
4136                               FALSE, FALSE, TRUE, text);
4137                 break;
4138         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
4139                 compose_followup_and_reply_to(msginfo,
4140                                               prefs_common.reply_with_quote,
4141                                               FALSE, TRUE, text);
4142                 break;
4143         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
4144                 compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, text);
4145                 break;
4146         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
4147                 compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
4148                 break;
4149         case COMPOSE_REPLY_TO_ALL:
4150                 compose_reply(msginfo, prefs_common.reply_with_quote,
4151                               TRUE, FALSE, FALSE, text);
4152                 break;
4153         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
4154                 compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, text);
4155                 break;
4156         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
4157                 compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
4158                 break;
4159         case COMPOSE_REPLY_TO_LIST:
4160                 compose_reply(msginfo, prefs_common.reply_with_quote,
4161                               FALSE, TRUE, FALSE, text);
4162                 break;
4163         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
4164                 compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4165                 break;
4166         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
4167                 compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4168                 break;
4169         case COMPOSE_FORWARD:
4170                 if (prefs_common.forward_as_attachment) {
4171                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
4172                         return;
4173                 } else {
4174                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
4175                         return;
4176                 }
4177                 break;
4178         case COMPOSE_FORWARD_INLINE:
4179                 if (!sel->next) {
4180                         compose_forward(NULL, msginfo, FALSE, text);
4181                         break;
4182                 }
4183                 /* if (sel->next) FALL THROUGH */
4184         case COMPOSE_FORWARD_AS_ATTACH:
4185                 {
4186                         GSList *msginfo_list = NULL;
4187                         for ( ; sel != NULL; sel = sel->next)
4188                                 msginfo_list = g_slist_append(msginfo_list,
4189                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4190                                                 GTK_CTREE_NODE(sel->data)));
4191                         compose_forward_multiple(NULL, msginfo_list);
4192                         g_slist_free(msginfo_list);
4193                 }
4194                 break;
4195         case COMPOSE_REDIRECT:
4196                 compose_redirect(NULL, msginfo);
4197                 break;
4198         default:
4199                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
4200         }
4201
4202         summary_set_marks_selected(summaryview);
4203         g_free(text);
4204 }
4205
4206 /* color label */
4207
4208 #define N_COLOR_LABELS colorlabel_get_color_count()
4209
4210 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4211                                                      gpointer data)
4212 {
4213         guint color = GPOINTER_TO_UINT(data);
4214         SummaryView *summaryview;
4215
4216         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
4217         g_return_if_fail(summaryview != NULL);
4218
4219         /* "dont_toggle" state set? */
4220         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
4221                                 "dont_toggle"))
4222                 return;
4223
4224         summary_set_colorlabel(summaryview, color, NULL);
4225 }
4226
4227 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4228  * for the messsage; not the color index */
4229 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4230                                   guint labelcolor)
4231 {
4232         GdkColor color;
4233         GtkStyle *style, *prev_style, *ctree_style;
4234         MsgInfo *msginfo;
4235         gint color_index;
4236
4237         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4238
4239         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4240         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4241         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4242
4243         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4244                 if (!prev_style) return;
4245                 style = gtk_style_copy(prev_style);
4246                 color = ctree_style->fg[GTK_STATE_NORMAL];
4247                 style->fg[GTK_STATE_NORMAL] = color;
4248                 color = ctree_style->fg[GTK_STATE_SELECTED];
4249                 style->fg[GTK_STATE_SELECTED] = color;
4250         } else {
4251                 if (prev_style)
4252                         style = gtk_style_copy(prev_style);
4253                 else
4254                         style = gtk_style_copy(ctree_style);
4255                 color = colorlabel_get_color(color_index);
4256                 style->fg[GTK_STATE_NORMAL] = color;
4257                 /* get the average of label color and selected fg color
4258                    for visibility */
4259                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4260                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4261                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4262         }
4263
4264         gtk_ctree_node_set_row_style(ctree, node, style);
4265 }
4266
4267 static void summary_set_row_colorlable(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4268 {
4269         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4270         MsgInfo *msginfo;
4271
4272         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4273
4274         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4275         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4276 }
4277
4278 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4279                             GtkWidget *widget)
4280 {
4281         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4282         GList *cur;
4283
4284         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4285                 summary_set_row_colorlable(summaryview,
4286                                            GTK_CTREE_NODE(cur->data), labelcolor);
4287 }
4288
4289 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4290                                                           gpointer data)
4291 {
4292         SummaryView *summaryview;
4293         GtkMenuShell *menu;
4294         GtkCheckMenuItem **items;
4295         gint n;
4296         GList *cur, *sel;
4297
4298         summaryview = (SummaryView *)data;
4299         g_return_if_fail(summaryview != NULL);
4300
4301         sel = GTK_CLIST(summaryview->ctree)->selection;
4302         if (!sel) return;
4303
4304         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4305         g_return_if_fail(menu != NULL);
4306
4307         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4308
4309         /* NOTE: don't return prematurely because we set the "dont_toggle"
4310          * state for check menu items */
4311         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4312                             GINT_TO_POINTER(1));
4313
4314         /* clear items. get item pointers. */
4315         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4316                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4317                         gtk_check_menu_item_set_state
4318                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4319                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4320                         n++;
4321                 }
4322         }
4323
4324         if (n == (N_COLOR_LABELS + 1)) {
4325                 /* iterate all messages and set the state of the appropriate
4326                  * items */
4327                 for (; sel != NULL; sel = sel->next) {
4328                         MsgInfo *msginfo;
4329                         gint clabel;
4330
4331                         msginfo = gtk_ctree_node_get_row_data
4332                                 (GTK_CTREE(summaryview->ctree),
4333                                  GTK_CTREE_NODE(sel->data));
4334                         if (msginfo) {
4335                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4336                                 if (!items[clabel]->active)
4337                                         gtk_check_menu_item_set_state
4338                                                 (items[clabel], TRUE);
4339                         }
4340                 }
4341         } else
4342                 g_warning("invalid number of color elements (%d)\n", n);
4343
4344         /* reset "dont_toggle" state */
4345         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4346                             GINT_TO_POINTER(0));
4347 }
4348
4349 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4350 {
4351         GtkWidget *label_menuitem;
4352         GtkWidget *menu;
4353         GtkWidget *item;
4354         gint i;
4355
4356         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4357                                                    "/Color label");
4358         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4359                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4360                            summaryview);
4361         gtk_widget_show(label_menuitem);
4362
4363         menu = gtk_menu_new();
4364
4365         /* create sub items. for the menu item activation callback we pass the
4366          * index of label_colors[] as data parameter. for the None color we
4367          * pass an invalid (high) value. also we attach a data pointer so we
4368          * can always get back the SummaryView pointer. */
4369
4370         item = gtk_check_menu_item_new_with_label(_("None"));
4371         gtk_menu_append(GTK_MENU(menu), item);
4372         gtk_signal_connect(GTK_OBJECT(item), "activate",
4373                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4374                            GUINT_TO_POINTER(0));
4375         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4376         gtk_widget_show(item);
4377
4378         item = gtk_menu_item_new();
4379         gtk_menu_append(GTK_MENU(menu), item);
4380         gtk_widget_show(item);
4381
4382         /* create pixmap/label menu items */
4383         for (i = 0; i < N_COLOR_LABELS; i++) {
4384                 item = colorlabel_create_check_color_menu_item(i);
4385                 gtk_menu_append(GTK_MENU(menu), item);
4386                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4387                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4388                                    GUINT_TO_POINTER(i + 1));
4389                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4390                                     summaryview);
4391                 gtk_widget_show(item);
4392         }
4393
4394         gtk_widget_show(menu);
4395         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4396         summaryview->colorlabel_menu = menu;
4397 }
4398
4399 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4400 {
4401         GtkWidget *ctree;
4402         gint *col_pos = summaryview->col_pos;
4403         SummaryColumnState *col_state;
4404         gchar *titles[N_SUMMARY_COLS];
4405         SummaryColumnType type;
4406         gint pos;
4407
4408         memset(titles, 0, sizeof(titles));
4409
4410         col_state = prefs_summary_column_get_config();
4411         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4412                 summaryview->col_state[pos] = col_state[pos];
4413                 type = col_state[pos].type;
4414                 col_pos[type] = pos;
4415         }
4416         col_state = summaryview->col_state;
4417
4418         ctree = gtk_sctree_new_with_titles
4419                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4420
4421         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4422         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4423                                            GTK_JUSTIFY_CENTER);
4424         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4425                                            GTK_JUSTIFY_CENTER);
4426         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4427                                            GTK_JUSTIFY_CENTER);
4428         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4429                                            GTK_JUSTIFY_CENTER);
4430         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4431                                            GTK_JUSTIFY_RIGHT);
4432         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4433                                            GTK_JUSTIFY_RIGHT);
4434         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4435                                            GTK_JUSTIFY_RIGHT);
4436         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4437                                    SUMMARY_COL_MARK_WIDTH);
4438         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4439                                    SUMMARY_COL_UNREAD_WIDTH);
4440         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4441                                    SUMMARY_COL_LOCKED_WIDTH);
4442         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4443                                    SUMMARY_COL_MIME_WIDTH);
4444         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4445                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4446         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4447                                    prefs_common.summary_col_size[S_COL_FROM]);
4448         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4449                                    prefs_common.summary_col_size[S_COL_DATE]);
4450         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4451                                    prefs_common.summary_col_size[S_COL_SIZE]);
4452         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4453                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4454         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4455                                    prefs_common.summary_col_size[S_COL_SCORE]);
4456         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4457         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4458                                      GTK_CTREE_EXPANDER_SQUARE);
4459 #if 0
4460         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4461         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4462                                      GTK_CTREE_EXPANDER_TRIANGLE);
4463 #endif
4464         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4465         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4466
4467         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4468                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4469                                        GTK_CAN_FOCUS);
4470                 gtk_clist_set_column_visibility
4471                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4472         }
4473
4474         /* connect signal to the buttons for sorting */
4475 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4476         gtk_signal_connect \
4477                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4478                  "clicked", \
4479                  GTK_SIGNAL_FUNC(func), \
4480                  summaryview)
4481
4482         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4483         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4484         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4485         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4486         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4487         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4488         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4489         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4490         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4491         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4492
4493 #undef CLIST_BUTTON_SIGNAL_CONNECT
4494
4495         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4496                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4497         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4498                            GTK_SIGNAL_FUNC(summary_button_pressed),
4499                            summaryview);
4500         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4501                            GTK_SIGNAL_FUNC(summary_button_released),
4502                            summaryview);
4503         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4504                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4505         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4506                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4507         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4508                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4509
4510         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4511                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4512                                  summaryview);
4513         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4514                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4515                                  summaryview);
4516
4517         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4518                            GTK_SIGNAL_FUNC(summary_start_drag),
4519                            summaryview);
4520         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4521                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4522                            summaryview);
4523
4524         return ctree;
4525 }
4526
4527 void summary_set_column_order(SummaryView *summaryview)
4528 {
4529         GtkWidget *ctree;
4530         GtkWidget *scrolledwin = summaryview->scrolledwin;
4531         GtkWidget *pixmap;
4532         FolderItem *item;
4533         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4534         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4535
4536         item = summaryview->folder_item;
4537
4538         summary_clear_all(summaryview);
4539         gtk_widget_destroy(summaryview->ctree);
4540
4541         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4542         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4543         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4544                                     summaryview->col_pos[S_COL_MIME], pixmap);
4545         gtk_widget_show(pixmap);
4546         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4547                                             GTK_CLIST(ctree)->hadjustment);
4548         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4549                                             GTK_CLIST(ctree)->vadjustment);
4550         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4551         gtk_widget_show(ctree);
4552
4553         summary_show(summaryview, item);
4554
4555         summary_select_by_msgnum(summaryview, selected_msgnum);
4556         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4557         if (!summaryview->displayed)
4558                 messageview_clear(summaryview->messageview);
4559         else
4560                 summary_redisplay_msg(summaryview);
4561 }
4562
4563
4564 /* callback functions */
4565
4566 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4567                                    SummaryView *summaryview)
4568 {
4569         if (!event) return;
4570
4571         summary_toggle_view(summaryview);
4572 }
4573
4574 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4575                                    SummaryView *summaryview)
4576 {
4577         if (!event) return;
4578
4579         if (event->button == 3) {
4580                 /* right clicked */
4581                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4582                                NULL, NULL, event->button, event->time);
4583         } else if (event->button == 2) {
4584                 summaryview->display_msg = TRUE;
4585         } else if (event->button == 1) {
4586                 if (!prefs_common.emulate_emacs &&
4587                     messageview_is_visible(summaryview->messageview))
4588                         summaryview->display_msg = TRUE;
4589         }
4590 }
4591
4592 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4593                                     SummaryView *summaryview)
4594 {
4595 }
4596
4597 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4598 {
4599         summary_key_pressed(summaryview->ctree, event, summaryview);
4600 }
4601
4602 #define BREAK_ON_MODIFIER_KEY() \
4603         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4604
4605 #define RETURN_IF_LOCKED() \
4606         if (summaryview->mainwin->lock_count) return
4607
4608 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4609                                 SummaryView *summaryview)
4610 {
4611         GtkCTree *ctree = GTK_CTREE(widget);
4612         GtkCTreeNode *node;
4613         MessageView *messageview;
4614         TextView *textview;
4615
4616         if (summary_is_locked(summaryview)) return;
4617         if (!event) return;
4618
4619         switch (event->keyval) {
4620         case GDK_Left:          /* Move focus */
4621         case GDK_Escape:
4622                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4623                 return;
4624         default:
4625                 break;
4626         }
4627
4628         if (!summaryview->selected) {
4629                 node = gtk_ctree_node_nth(ctree, 0);
4630                 if (node)
4631                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4632                 else
4633                         return;
4634         }
4635
4636         messageview = summaryview->messageview;
4637         if (messageview->type == MVIEW_MIME &&
4638             gtk_notebook_get_current_page
4639                 (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 1)
4640                 textview = messageview->mimeview->textview;
4641         else
4642                 textview = messageview->textview;
4643
4644         switch (event->keyval) {
4645         case GDK_space:         /* Page down or go to the next */
4646                 if (summaryview->displayed != summaryview->selected) {
4647                         summary_display_msg(summaryview,
4648                                             summaryview->selected);
4649                         break;
4650                 }
4651                 if (!textview_scroll_page(textview, FALSE))
4652                         summary_select_next_unread(summaryview);
4653                 break;
4654         case GDK_BackSpace:     /* Page up */
4655                 textview_scroll_page(textview, TRUE);
4656                 break;
4657         case GDK_Return:        /* Scroll up/down one line */
4658                 if (summaryview->displayed != summaryview->selected) {
4659                         summary_display_msg(summaryview,
4660                                             summaryview->selected);
4661                         break;
4662                 }
4663                 textview_scroll_one_line
4664                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4665                 break;
4666         case GDK_asterisk:      /* Mark */
4667                 summary_mark(summaryview);
4668                 break;
4669         case GDK_exclam:        /* Mark as unread */
4670                 summary_mark_as_unread(summaryview);
4671                 break;
4672         case GDK_Delete:
4673                 RETURN_IF_LOCKED();
4674                 BREAK_ON_MODIFIER_KEY();
4675                 summary_delete(summaryview);
4676                 break;
4677         default:
4678                 break;
4679         }
4680 }
4681
4682 static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
4683                                 SummaryView *summaryview)
4684 {
4685         if (event != NULL && event->keyval == GDK_Return)
4686                 summary_show(summaryview, summaryview->folder_item);
4687 }
4688
4689 static void summary_searchbar_focus_evt(GtkWidget *widget, GdkEventFocus *event,
4690                                 SummaryView *summaryview)
4691 {
4692         if (event != NULL && event->in)
4693                 gtk_signal_handler_block_by_func(GTK_OBJECT(summaryview->mainwin->window),
4694                                                  GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4695                                                  summaryview->mainwin);
4696         else
4697                 gtk_signal_handler_unblock_by_func(GTK_OBJECT(summaryview->mainwin->window),
4698                                                    GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4699                                                    summaryview->mainwin);
4700 }
4701
4702 static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
4703 {
4704         SummaryView *sw = (SummaryView *)data;
4705         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(gtk_object_get_user_data(
4706                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
4707                                    GTK_MENU(sw->search_type))))));
4708
4709         if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
4710                 summary_show(sw, sw->folder_item);
4711 }
4712
4713 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4714 {
4715         SummaryView *summaryview = (SummaryView *)data;
4716         GtkWidget *hbox= summaryview->hbox_search;
4717         GtkAllocation size = hbox->allocation;
4718         GtkAllocation msgview_size = summaryview->messageview->vbox->allocation;
4719         GtkAllocation parent_size = summaryview->vbox->allocation;
4720         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4721                 prefs_common.show_searchbar = TRUE;
4722                 gtk_widget_show(hbox);
4723                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4724                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4725                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4726                                                 -1,msgview_size.height - size.height - SUMMARY_VBOX_SPACING);
4727                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4728                                                 -1,parent_size.height + size.height + SUMMARY_VBOX_SPACING);
4729                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4730                 }
4731         } else {
4732                 prefs_common.show_searchbar = FALSE;
4733                 gtk_widget_hide(hbox);
4734                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4735                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4736                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4737                                                 -1,msgview_size.height + size.height + SUMMARY_VBOX_SPACING);
4738                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4739                                                 -1,parent_size.height - size.height - SUMMARY_VBOX_SPACING);
4740                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4741                 }
4742         }
4743 }
4744
4745 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4746 {
4747         if (summaryview->folder_item->stype == F_OUTBOX ||
4748             summaryview->folder_item->stype == F_DRAFT  ||
4749             summaryview->folder_item->stype == F_QUEUE)
4750                 summary_reedit(summaryview);
4751         else
4752                 summary_open_msg(summaryview);
4753
4754         summaryview->display_msg = FALSE;
4755 }
4756
4757 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4758                                   SummaryView *summaryview)
4759 {
4760         summary_set_row_marks(summaryview, node);
4761 }
4762
4763 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4764                                    SummaryView *summaryview)
4765 {
4766         summary_set_row_marks(summaryview, node);
4767 }
4768
4769 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4770                              gint column, SummaryView *summaryview)
4771 {
4772         MsgInfo *msginfo;
4773
4774         summary_status_show(summaryview);
4775
4776         if (GTK_CLIST(ctree)->selection &&
4777              GTK_CLIST(ctree)->selection->next) {
4778                 summaryview->display_msg = FALSE;
4779                 summary_set_menu_sensitive(summaryview);
4780                 toolbar_set_sensitive(summaryview->mainwin);
4781                 return;
4782         }
4783
4784         summaryview->selected = row;
4785
4786         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4787
4788         switch (column < 0 ? column : summaryview->col_state[column].type) {
4789         case S_COL_MARK:
4790                 if (MSG_IS_MARKED(msginfo->flags)) {
4791                         summary_unmark_row(summaryview, row);
4792                 } else
4793                         summary_mark_row(summaryview, row);
4794                 break;
4795         case S_COL_UNREAD:
4796                 if (MSG_IS_UNREAD(msginfo->flags)) {
4797                         summary_mark_row_as_read(summaryview, row);
4798                         summary_status_show(summaryview);
4799                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4800                          !MSG_IS_FORWARDED(msginfo->flags)) {
4801                         summary_mark_row_as_unread(summaryview, row);
4802                         summary_status_show(summaryview);
4803                 }
4804                 break;
4805         case S_COL_LOCKED:
4806                 if (MSG_IS_LOCKED(msginfo->flags)) {
4807                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4808                         summary_set_row_marks(summaryview, row);
4809                 }
4810                 else
4811                         summary_lock_row(summaryview, row);
4812                 break;
4813         default:
4814                 break;
4815         }
4816
4817         if (summaryview->display_msg ||
4818             (prefs_common.show_msg_with_cursor_key &&
4819              messageview_is_visible(summaryview->messageview))) {
4820                 summary_display_msg(summaryview, row);
4821                 summaryview->display_msg = FALSE;
4822         } else {
4823                 summary_set_menu_sensitive(summaryview);
4824                 toolbar_set_sensitive(summaryview->mainwin);
4825         }
4826 }
4827
4828 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4829                                 SummaryView *summaryview)
4830 {
4831         SummaryColumnType type = summaryview->col_state[column].type;
4832
4833         prefs_common.summary_col_size[type] = width;
4834 }
4835
4836 static void summary_reply_cb(SummaryView *summaryview, guint action,
4837                              GtkWidget *widget)
4838 {
4839         summary_reply(summaryview, (ComposeMode)action);
4840 }
4841
4842 static void summary_execute_cb(SummaryView *summaryview, guint action,
4843                                GtkWidget *widget)
4844 {
4845         summary_execute(summaryview);
4846 }
4847
4848 static void summary_show_all_header_cb(SummaryView *summaryview,
4849                                        guint action, GtkWidget *widget)
4850 {
4851         summary_display_msg_selected(summaryview,
4852                                      GTK_CHECK_MENU_ITEM(widget)->active);
4853 }
4854
4855 static void summary_add_address_cb(SummaryView *summaryview,
4856                                    guint action, GtkWidget *widget)
4857 {
4858         summary_add_address(summaryview);
4859 }
4860
4861 static void summary_create_filter_cb(SummaryView *summaryview,
4862                                      guint action, GtkWidget *widget)
4863 {
4864         summary_filter_open(summaryview, (PrefsFilterType)action);
4865 }
4866
4867 static void summary_sort_by_column_click(SummaryView *summaryview,
4868                                          FolderSortKey sort_key)
4869 {
4870         if (summaryview->sort_key == sort_key)
4871                 summary_sort(summaryview, sort_key,
4872                              summaryview->sort_type == SORT_ASCENDING
4873                              ? SORT_DESCENDING : SORT_ASCENDING);
4874         else
4875                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4876 }
4877
4878 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4879 {
4880         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4881 }
4882
4883 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4884 {
4885         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4886 }
4887
4888 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4889 {
4890         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4891 }
4892
4893 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4894 {
4895         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4896 }
4897
4898 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4899 {
4900         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4901 }
4902
4903 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4904 {
4905         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4906 }
4907
4908 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4909 {
4910         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4911 }
4912
4913 static void summary_subject_clicked(GtkWidget *button,
4914                                     SummaryView *summaryview)
4915 {
4916         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4917 }
4918
4919 static void summary_score_clicked(GtkWidget *button,
4920                                   SummaryView *summaryview)
4921 {
4922         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4923 }
4924
4925 static void summary_locked_clicked(GtkWidget *button,
4926                                    SummaryView *summaryview)
4927 {
4928         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4929 }
4930
4931 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4932                                SummaryView *summaryview)
4933 {
4934         GtkTargetList *list;
4935         GdkDragContext *context;
4936
4937         g_return_if_fail(summaryview != NULL);
4938         g_return_if_fail(summaryview->folder_item != NULL);
4939         g_return_if_fail(summaryview->folder_item->folder != NULL);
4940         if (summaryview->selected == NULL) return;
4941
4942         list = gtk_target_list_new(summary_drag_types, 1);
4943
4944         context = gtk_drag_begin(widget, list,
4945                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4946         gtk_drag_set_icon_default(context);
4947 }
4948
4949 static void summary_drag_data_get(GtkWidget        *widget,
4950                                   GdkDragContext   *drag_context,
4951                                   GtkSelectionData *selection_data,
4952                                   guint             info,
4953                                   guint             time,
4954                                   SummaryView      *summaryview)
4955 {
4956         if (info == TARGET_MAIL_URI_LIST) {
4957                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4958                 GList *cur;
4959                 MsgInfo *msginfo;
4960                 gchar *mail_list = NULL, *tmp1, *tmp2;
4961
4962                 for (cur = GTK_CLIST(ctree)->selection;
4963                      cur != NULL; cur = cur->next) {
4964                         msginfo = gtk_ctree_node_get_row_data
4965                                 (ctree, GTK_CTREE_NODE(cur->data));
4966                         tmp2 = procmsg_get_message_file(msginfo);
4967                         if (!tmp2) continue;
4968                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4969                         g_free(tmp2);
4970
4971                         if (!mail_list) {
4972                                 mail_list = tmp1;
4973                         } else {
4974                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4975                                 g_free(mail_list);
4976                                 g_free(tmp1);
4977                                 mail_list = tmp2;
4978                         }
4979                 }
4980
4981                 if (mail_list != NULL) {
4982                         gtk_selection_data_set(selection_data,
4983                                                selection_data->target, 8,
4984                                                mail_list, strlen(mail_list));
4985                         g_free(mail_list);
4986                 }
4987         } else if (info == TARGET_DUMMY) {
4988                 if (GTK_CLIST(summaryview->ctree)->selection)
4989                         gtk_selection_data_set(selection_data,
4990                                                selection_data->target, 8,
4991                                                "Dummy", 6);
4992         }
4993 }
4994
4995
4996 /* custom compare functions for sorting */
4997
4998 static gint summary_cmp_by_mark(GtkCList *clist,
4999                                 gconstpointer ptr1, gconstpointer ptr2)
5000 {
5001         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5002         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5003
5004         return MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags);
5005 }
5006
5007 static gint summary_cmp_by_unread(GtkCList *clist,
5008                                   gconstpointer ptr1, gconstpointer ptr2)
5009 {
5010         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5011         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5012
5013         return MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags);
5014 }
5015
5016 static gint summary_cmp_by_mime(GtkCList *clist,
5017                                 gconstpointer ptr1, gconstpointer ptr2)
5018 {
5019         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5020         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5021
5022         return MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags);
5023 }
5024
5025 static gint summary_cmp_by_num(GtkCList *clist,
5026                                gconstpointer ptr1, gconstpointer ptr2)
5027 {
5028         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5029         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5030
5031         return msginfo1->msgnum - msginfo2->msgnum;
5032 }
5033
5034 static gint summary_cmp_by_size(GtkCList *clist,
5035                                 gconstpointer ptr1, gconstpointer ptr2)
5036 {
5037         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5038         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5039
5040         return msginfo1->size - msginfo2->size;
5041 }
5042
5043 static gint summary_cmp_by_date(GtkCList *clist,
5044                                gconstpointer ptr1, gconstpointer ptr2)
5045 {
5046         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5047         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5048
5049         return msginfo1->date_t - msginfo2->date_t;
5050 }
5051
5052 static gint summary_cmp_by_from(GtkCList *clist,
5053                                gconstpointer ptr1, gconstpointer ptr2)
5054 {
5055         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5056         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5057
5058         if (!msginfo1->fromname)
5059                 return (msginfo2->fromname != NULL);
5060         if (!msginfo2->fromname)
5061                 return -1;
5062
5063         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
5064 }
5065
5066 static gint summary_cmp_by_to(GtkCList *clist,
5067                               gconstpointer ptr1, gconstpointer ptr2)
5068 {
5069         const gchar *str1, *str2;
5070         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5071         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5072         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5073
5074         g_return_val_if_fail(sv, -1);
5075
5076         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5077         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5078
5079         if (!str1)
5080                 return str2 != NULL;
5081
5082         if (!str2)
5083                 return -1;
5084
5085         if (g_strncasecmp(str1, "-->", 3) == 0)
5086                 str1 += 3;
5087         if (g_strncasecmp(str2, "-->", 3) == 0)
5088                 str2 += 3;
5089
5090         return strcasecmp(str1, str2);
5091 }
5092
5093 static gint summary_cmp_by_subject(GtkCList *clist,
5094                                gconstpointer ptr1, gconstpointer ptr2)
5095 {
5096         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5097         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5098
5099         if (!msginfo1->subject)
5100                 return (msginfo2->subject != NULL);
5101         if (!msginfo2->subject)
5102                 return -1;
5103
5104         return strcasecmp(msginfo1->subject, msginfo2->subject);
5105 }
5106
5107 static gint summary_cmp_by_simplified_subject
5108         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5109 {
5110         const PrefsFolderItem *prefs;
5111         const gchar *str1, *str2;
5112         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5113         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5114         const MsgInfo *msginfo1 = r1->data;
5115         const MsgInfo *msginfo2 = r2->data;
5116         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5117
5118         g_return_val_if_fail(sv, -1);
5119         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5120
5121         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5122         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5123
5124         if (!str1)
5125                 return str2 != NULL;
5126
5127         if (!str2)
5128                 return -1;
5129
5130         prefs = msginfo1->folder->prefs;
5131         if (!prefs)
5132                 prefs = msginfo2->folder->prefs;
5133         if (!prefs)
5134                 return -1;
5135
5136         return strcasecmp(str1, str2);
5137 }
5138
5139 static gint summary_cmp_by_label(GtkCList *clist,
5140                                  gconstpointer ptr1, gconstpointer ptr2)
5141 {
5142         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5143         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5144
5145         return MSG_GET_COLORLABEL(msginfo1->flags) -
5146                 MSG_GET_COLORLABEL(msginfo2->flags);
5147 }
5148
5149 static void news_flag_crosspost(MsgInfo *msginfo)
5150 {
5151         GString *line;
5152         gpointer key;
5153         gpointer value;
5154         Folder *mff = msginfo->folder->folder;
5155
5156         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
5157                 line = g_string_sized_new(128);
5158                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5159                 debug_print("nfcp: checking <%s>", line->str);
5160                 if (mff->newsart &&
5161                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5162                         debug_print(" <%s>", (gchar *)value);
5163                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5164                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5165                                 folder_update_item(msginfo->folder, FALSE);
5166                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
5167                         }
5168                         g_hash_table_remove(mff->newsart, key);
5169                         g_free(key);
5170                 }
5171                 g_string_free(line, TRUE);
5172                 debug_print("\n");
5173         }
5174 }
5175
5176 static gint summary_cmp_by_score(GtkCList *clist,
5177                                  gconstpointer ptr1, gconstpointer ptr2)
5178 {
5179         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5180         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5181         int diff;
5182
5183         /* if score are equal, sort by date */
5184
5185         diff = msginfo1->threadscore - msginfo2->threadscore;
5186         if (diff != 0)
5187                 return diff;
5188         else
5189                 return summary_cmp_by_date(clist, ptr1, ptr2);
5190 }
5191
5192 static gint summary_cmp_by_locked(GtkCList *clist,
5193                                   gconstpointer ptr1, gconstpointer ptr2)
5194 {
5195         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5196         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5197
5198         return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
5199 }
5200
5201 static void summary_ignore_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_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5216
5217         summary_set_row_marks(summaryview, row);
5218         debug_print("Message %d is marked as ignore thread\n",
5219             msginfo->msgnum);
5220 }
5221
5222 static void summary_ignore_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_ignore_thread_func), summaryview);
5229         }
5230         folder_update_items_when_required(FALSE);
5231
5232         summary_status_show(summaryview);
5233 }
5234
5235 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5236 {
5237         SummaryView *summaryview = (SummaryView *) data;
5238         MsgInfo *msginfo;
5239
5240         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5241
5242         if (MSG_IS_NEW(msginfo->flags))
5243                 summaryview->newmsgs++;
5244         if (MSG_IS_UNREAD(msginfo->flags))
5245                 summaryview->unread++;
5246         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5247                 summaryview->unreadmarked++;
5248
5249         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5250
5251         summary_set_row_marks(summaryview, row);
5252         debug_print("Message %d is marked as unignore thread\n",
5253             msginfo->msgnum);
5254 }
5255
5256 static void summary_unignore_thread(SummaryView *summaryview)
5257 {
5258         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5259         GList *cur;
5260
5261         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5262                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
5263         }
5264         folder_update_items_when_required(FALSE);
5265
5266         summary_status_show(summaryview);
5267 }
5268
5269 #if 0 /* OLD PROCESSING */
5270 static gboolean processing_apply_func(GNode *node, gpointer data)
5271 {
5272         FolderItem *item;
5273         GSList * processing;
5274         SummaryView * summaryview = (SummaryView *) data;
5275
5276         if (node == NULL)
5277                 return FALSE;
5278
5279         item = node->data;
5280         /* prevent from the warning */
5281         if (item->path == NULL)
5282                 return FALSE;
5283         processing = item->prefs->processing;
5284
5285
5286         if (processing != NULL) {
5287                 gchar * buf;
5288                 GSList * mlist;
5289                 GSList * cur;
5290
5291                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5292                 debug_print(buf);
5293                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5294                 g_free(buf);
5295
5296 /*
5297                 mlist = item->folder->get_msg_list(item->folder, item,
5298                                                    TRUE);
5299 */
5300                 mlist = folder_item_get_msg_list(item);
5301                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5302                         MsgInfo * msginfo;
5303
5304                         msginfo = (MsgInfo *) cur->data;
5305                         filter_message_by_msginfo(processing, msginfo, NULL);
5306                         procmsg_msginfo_free(msginfo);
5307                 }
5308
5309                 g_slist_free(mlist);
5310
5311                 STATUSBAR_POP(summaryview->mainwin);
5312         }
5313
5314
5315         return FALSE;
5316 }
5317
5318 void processing_apply(SummaryView * summaryview)
5319 {
5320         GList * cur;
5321
5322         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5323                 Folder *folder;
5324
5325                 folder = (Folder *) cur->data;
5326                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5327                                 processing_apply_func, summaryview);
5328         }
5329 }
5330 #endif
5331
5332 void summary_toggle_show_read_messages(SummaryView *summaryview)
5333 {
5334         if (summaryview->folder_item->hide_read_msgs)
5335                 summaryview->folder_item->hide_read_msgs = 0;
5336         else
5337                 summaryview->folder_item->hide_read_msgs = 1;
5338         summary_show(summaryview, summaryview->folder_item);
5339 }
5340
5341 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5342                                              guint action)
5343 {
5344         GtkWidget *widget;
5345
5346         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5347                                            "/View/Hide read messages");
5348         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5349                             GINT_TO_POINTER(1));
5350         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5351         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5352                             GINT_TO_POINTER(0));
5353 }
5354
5355 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5356 {
5357         GtkWidget *ctree = summaryview->ctree;
5358         GtkWidget *pixmap;
5359
5360         gtk_widget_destroy(summaryview->folder_pixmap);
5361
5362         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5363         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5364         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5365         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5366         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5367         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5368         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5369         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5370         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5371         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5372         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5373
5374         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5375         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5376         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5377         gtk_widget_show(pixmap);
5378         summaryview->folder_pixmap = pixmap;
5379
5380         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5381         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5382                               summaryview->quick_search_pixmap);
5383         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5384         gtk_widget_show(pixmap);
5385         summaryview->quick_search_pixmap = pixmap;
5386
5387         folderview_unselect(summaryview->folderview);
5388         folderview_select(summaryview->folderview, summaryview->folder_item);
5389 }
5390
5391 /*
5392  * Harvest addresses for selected messages in summary view.
5393  */
5394 void summary_harvest_address(SummaryView *summaryview)
5395 {
5396         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5397         GList *cur;
5398         GList *msgList;
5399         MsgInfo *msginfo;
5400
5401         msgList = NULL;
5402         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5403                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5404                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5405         }
5406         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5407         g_list_free( msgList );
5408 }
5409
5410 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5411 {
5412         int err;
5413         gchar buf[BUFFSIZE];
5414         regex_t *preg = NULL;
5415
5416         preg = g_new0(regex_t, 1);
5417
5418         err = string_match_precompile(simplify_subject_regexp,
5419                                       preg, REG_EXTENDED);
5420         if (err) {
5421                 regerror(err, preg, buf, BUFFSIZE);
5422                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5423                 g_free(preg);
5424                 preg = NULL;
5425         }
5426
5427         return preg;
5428 }
5429
5430 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5431 {
5432         g_return_if_fail(summaryview != NULL);
5433         g_return_if_fail(item != NULL);
5434
5435         /* Subject simplification */
5436         if(summaryview->simplify_subject_preg) {
5437                 regfree(summaryview->simplify_subject_preg);
5438                 g_free(summaryview->simplify_subject_preg);
5439                 summaryview->simplify_subject_preg = NULL;
5440         }
5441         if(item->prefs && item->prefs->simplify_subject_regexp &&
5442            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5443                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5444
5445         /* Sorting */
5446         summaryview->sort_key = item->sort_key;
5447         summaryview->sort_type = item->sort_type;
5448
5449         /* Threading */
5450         summaryview->threaded = item->threaded;
5451
5452         /* Scoring */
5453         if (global_scoring || item->prefs->scoring) {
5454                 summaryview->important_score = prefs_common.important_score;
5455                 if (item->prefs->important_score >
5456                     summaryview->important_score)
5457                         summaryview->important_score =
5458                                 item->prefs->important_score;
5459         }
5460 }
5461
5462 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5463 {
5464         /* Sorting */
5465         item->sort_key = summaryview->sort_key;
5466         item->sort_type = summaryview->sort_type;
5467
5468         /* Threading */
5469         item->threaded = summaryview->threaded;
5470 }
5471
5472 static gboolean summary_update_msg(gpointer source, gpointer data) {
5473         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5474         SummaryView *summaryview = (SummaryView *)data;
5475         GtkCTreeNode *node;
5476
5477         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5478         g_return_val_if_fail(summaryview != NULL, FALSE);
5479
5480         node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5481
5482         if (node)
5483                 summary_set_row_marks(summaryview, node);
5484
5485         return FALSE;
5486 }
5487
5488 /*
5489  * End of Source.
5490  */