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                 msginfo->to_folder->op_count--;
2717                 if (msginfo->to_folder->op_count == 0)
2718                         folder_update_item(msginfo->to_folder, FALSE);
2719         }
2720         if (MSG_IS_COPY(msginfo->flags)) {
2721                 summaryview->copied--;
2722                 changed = TRUE;
2723                 msginfo->to_folder->op_count--;
2724                 if (msginfo->to_folder->op_count == 0)
2725                         folder_update_item(msginfo->to_folder, FALSE);
2726         }
2727         changed |= summary_update_unread_children (summaryview, msginfo, TRUE);
2728
2729         msginfo->to_folder = NULL;
2730         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2731         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2732         summary_set_row_marks(summaryview, row);
2733         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2734 }
2735
2736 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2737 {
2738         /* almost verbatim summary_mark_row(); may want a menu action? */
2739         gboolean changed = FALSE;
2740         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2741         MsgInfo *msginfo;
2742
2743         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2744         if (MSG_IS_DELETED(msginfo->flags))
2745                 summaryview->deleted--;
2746         if (MSG_IS_MOVE(msginfo->flags)) {
2747                 summaryview->moved--;
2748                 changed = TRUE;
2749         }
2750         if (MSG_IS_COPY(msginfo->flags)) {
2751                 summaryview->copied--;
2752                 changed = TRUE;
2753         }
2754         if (changed && !prefs_common.immediate_exec) {
2755                 msginfo->to_folder->op_count--;
2756                 if (msginfo->to_folder->op_count == 0)
2757                         folder_update_item(msginfo->to_folder, FALSE);
2758         }
2759         msginfo->to_folder = NULL;
2760         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2761         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2762         summary_set_row_marks(summaryview, row);
2763         debug_print("Message %d is locked\n", msginfo->msgnum);
2764 }
2765
2766 void summary_mark(SummaryView *summaryview)
2767 {
2768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2769         GList *cur;
2770
2771         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2772                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2773
2774         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2775         summary_status_show(summaryview);
2776 }
2777
2778 static void summary_mark_row_as_read(SummaryView *summaryview,
2779                                      GtkCTreeNode *row)
2780 {
2781         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2782         MsgInfo *msginfo;
2783
2784         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2785
2786         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2787                 return;
2788
2789         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2790                 summaryview->newmsgs--;
2791         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2792                 summaryview->unread--;
2793         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2794         && procmsg_msg_has_marked_parent(msginfo))
2795                 summaryview->unreadmarked--;
2796
2797         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2798         summary_set_row_marks(summaryview, row);
2799         debug_print("Message %d is marked as read\n",
2800                 msginfo->msgnum);
2801 }
2802
2803 void summary_mark_as_read(SummaryView *summaryview)
2804 {
2805         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2806         GList *cur;
2807
2808         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2809                 summary_mark_row_as_read(summaryview,
2810                                          GTK_CTREE_NODE(cur->data));
2811         folder_update_items_when_required(FALSE);
2812
2813         summary_status_show(summaryview);
2814 }
2815
2816 void summary_mark_all_read(SummaryView *summaryview)
2817 {
2818         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2819         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2820         GtkCTreeNode *node;
2821
2822         gtk_clist_freeze(clist);
2823         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2824              node = gtkut_ctree_node_next(ctree, node))
2825                 summary_mark_row_as_read(summaryview, node);
2826         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2827              node = gtkut_ctree_node_next(ctree, node)) {
2828                 if (!GTK_CTREE_ROW(node)->expanded)
2829                         summary_set_row_marks(summaryview, node);
2830         }
2831         gtk_clist_thaw(clist);
2832         folder_update_items_when_required(FALSE);
2833
2834         summary_status_show(summaryview);
2835 }
2836
2837 static void summary_mark_row_as_unread(SummaryView *summaryview,
2838                                        GtkCTreeNode *row)
2839 {
2840         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2841         MsgInfo *msginfo;
2842
2843         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2844         if (MSG_IS_DELETED(msginfo->flags)) {
2845                 msginfo->to_folder = NULL;
2846                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2847                 summaryview->deleted--;
2848         }
2849
2850         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2851                 summaryview->unread++;
2852
2853         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2854         && procmsg_msg_has_marked_parent(msginfo))
2855                 summaryview->unreadmarked++;
2856
2857         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2858         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2859         debug_print("Message %d is marked as unread\n",
2860                 msginfo->msgnum);
2861
2862         summary_set_row_marks(summaryview, row);
2863 }
2864
2865 void summary_mark_as_unread(SummaryView *summaryview)
2866 {
2867         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2868         GList *cur;
2869
2870         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2871                 summary_mark_row_as_unread(summaryview,
2872                                            GTK_CTREE_NODE(cur->data));
2873         folder_update_items_when_required(FALSE);
2874
2875         summary_status_show(summaryview);
2876 }
2877
2878 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2879 {
2880         GList * cur;
2881         gboolean found;
2882
2883         switch (summaryview->folder_item->folder->type) {
2884
2885         case F_NEWS:
2886
2887                 /*
2888                   security : checks if one the accounts correspond to
2889                   the author of the post
2890                 */
2891
2892                 found = FALSE;
2893                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2894                         PrefsAccount * account;
2895                         gchar * from_name;
2896
2897                         account = cur->data;
2898                         if (account->name && *account->name)
2899                                 from_name =
2900                                         g_strdup_printf("%s <%s>",
2901                                                         account->name,
2902                                                         account->address);
2903                         else
2904                                 from_name =
2905                                         g_strdup_printf("%s",
2906                                                         account->address);
2907
2908                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2909                                 g_free(from_name);
2910                                 found = TRUE;
2911                                 break;
2912                         }
2913                         g_free(from_name);
2914                 }
2915
2916                 if (!found) {
2917                         alertpanel_error(_("You're not the author of the article\n"));
2918                 }
2919
2920                 return found;
2921
2922         default:
2923                 return TRUE;
2924         }
2925 }
2926
2927 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2928 {
2929         gboolean changed = FALSE;
2930         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2931         MsgInfo *msginfo;
2932
2933         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2934
2935         if (!check_permission(summaryview, msginfo))
2936                 return;
2937
2938         if (MSG_IS_LOCKED(msginfo->flags)) return;
2939
2940         if (MSG_IS_DELETED(msginfo->flags)) return;
2941
2942         if (MSG_IS_MOVE(msginfo->flags)) {
2943                 summaryview->moved--;
2944                 changed = TRUE;
2945                 msginfo->to_folder->op_count--;
2946                 if (msginfo->to_folder->op_count == 0)
2947                         folder_update_item(msginfo->to_folder, FALSE);
2948         }
2949         if (MSG_IS_COPY(msginfo->flags)) {
2950                 summaryview->copied--;
2951                 changed = TRUE;
2952                 msginfo->to_folder->op_count--;
2953                 if (msginfo->to_folder->op_count == 0)
2954                         folder_update_item(msginfo->to_folder, FALSE);
2955         }
2956         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
2957
2958         msginfo->to_folder = NULL;
2959         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2960         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2961         summaryview->deleted++;
2962
2963         if (!prefs_common.immediate_exec &&
2964             summaryview->folder_item->stype != F_TRASH)
2965                 summary_set_row_marks(summaryview, row);
2966
2967         debug_print("Message %s/%d is set to delete\n",
2968                     msginfo->folder->path, msginfo->msgnum);
2969 }
2970
2971 void summary_cancel(SummaryView *summaryview)
2972 {
2973         MsgInfo * msginfo;
2974         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2975
2976         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2977                                               summaryview->selected);
2978         if (!msginfo) return;
2979
2980         if (!check_permission(summaryview, msginfo))
2981                 return;
2982
2983         news_cancel_article(summaryview->folder_item->folder, msginfo);
2984
2985         if (summary_is_locked(summaryview)) return;
2986
2987         summary_lock(summaryview);
2988
2989         gtk_clist_freeze(clist);
2990
2991         summary_update_status(summaryview);
2992         summary_status_show(summaryview);
2993
2994         gtk_clist_thaw(clist);
2995
2996         summary_unlock(summaryview);
2997 }
2998
2999 void summary_delete(SummaryView *summaryview)
3000 {
3001         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3002         FolderItem *item = summaryview->folder_item;
3003         GList *cur;
3004         GtkCTreeNode *sel_last = NULL;
3005         GtkCTreeNode *node;
3006
3007         if (!item) return;
3008 #if 0
3009         if (!item || item->folder->type == F_NEWS) return;
3010 #endif
3011
3012         if (summary_is_locked(summaryview)) return;
3013
3014         /* if current folder is trash, ask for confirmation */
3015         if (item->stype == F_TRASH) {
3016                 AlertValue aval;
3017
3018                 aval = alertpanel(_("Delete message(s)"),
3019                                   _("Do you really want to delete message(s) from the trash?"),
3020                                   _("Yes"), _("No"), NULL);
3021                 if (aval != G_ALERTDEFAULT) return;
3022         }
3023
3024         /* next code sets current row focus right. We need to find a row
3025          * that is not deleted. */
3026         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3027                 sel_last = GTK_CTREE_NODE(cur->data);
3028                 summary_delete_row(summaryview, sel_last);
3029         }
3030
3031         node = summary_find_next_msg(summaryview, sel_last);
3032         if (!node)
3033                 node = summary_find_prev_msg(summaryview, sel_last);
3034
3035         if (node) {
3036                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
3037                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3038                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
3039                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
3040                 else
3041                         summary_select_node
3042                                 (summaryview, node,
3043                                  messageview_is_visible(summaryview->messageview),
3044                                  FALSE);
3045         }
3046
3047         if (prefs_common.immediate_exec || item->stype == F_TRASH)
3048                 summary_execute(summaryview);
3049         else
3050                 summary_status_show(summaryview);
3051 }
3052
3053 void summary_delete_duplicated(SummaryView *summaryview)
3054 {
3055         if (!summaryview->folder_item ||
3056             summaryview->folder_item->folder->type == F_NEWS) return;
3057         if (summaryview->folder_item->stype == F_TRASH) return;
3058
3059         main_window_cursor_wait(summaryview->mainwin);
3060         debug_print("Deleting duplicated messages...");
3061         STATUSBAR_PUSH(summaryview->mainwin,
3062                        _("Deleting duplicated messages..."));
3063
3064         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3065                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
3066                                 summaryview);
3067
3068         if (prefs_common.immediate_exec)
3069                 summary_execute(summaryview);
3070         else
3071                 summary_status_show(summaryview);
3072
3073         debug_print("done.\n");
3074         STATUSBAR_POP(summaryview->mainwin);
3075         main_window_cursor_normal(summaryview->mainwin);
3076 }
3077
3078 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
3079                                            SummaryView *summaryview)
3080 {
3081         GtkCTreeNode *found;
3082         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
3083         MsgInfo *dup_msginfo;
3084
3085         if (!msginfo->msgid || !*msginfo->msgid) return;
3086
3087         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
3088
3089         if (found && found != node) {
3090                 dup_msginfo = gtk_ctree_node_get_row_data(ctree, found);
3091                 /* prefer to delete the unread one */
3092                 if ((MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_UNREAD(dup_msginfo->flags))
3093                 ||  (MSG_IS_UNREAD(msginfo->flags) == MSG_IS_UNREAD(dup_msginfo->flags)))
3094                         summary_delete_row(summaryview, node);
3095         }
3096 }
3097
3098 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3099 {
3100         gboolean changed = FALSE;
3101         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3102         MsgInfo *msginfo;
3103
3104         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3105         if (MSG_IS_DELETED(msginfo->flags))
3106                 summaryview->deleted--;
3107         if (MSG_IS_MOVE(msginfo->flags)) {
3108                 summaryview->moved--;
3109                 changed = TRUE;
3110         }
3111         if (MSG_IS_COPY(msginfo->flags)) {
3112                 summaryview->copied--;
3113                 changed = TRUE;
3114         }
3115         changed |= summary_update_unread_children (summaryview, msginfo, FALSE);
3116
3117         if (changed && !prefs_common.immediate_exec) {
3118                 msginfo->to_folder->op_count--;
3119                 if (msginfo->to_folder->op_count == 0)
3120                         folder_update_item(msginfo->to_folder, FALSE);
3121         }
3122         msginfo->to_folder = NULL;
3123         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3124         summary_set_row_marks(summaryview, row);
3125
3126         debug_print("Message %s/%d is unmarked\n",
3127                     msginfo->folder->path, msginfo->msgnum);
3128 }
3129
3130 void summary_unmark(SummaryView *summaryview)
3131 {
3132         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3133         GList *cur;
3134
3135         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3136                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3137
3138         summary_status_show(summaryview);
3139 }
3140
3141 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3142                                 FolderItem *to_folder)
3143 {
3144         gboolean changed = FALSE;
3145         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3146         MsgInfo *msginfo;
3147
3148         g_return_if_fail(to_folder != NULL);
3149
3150         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3151         if (MSG_IS_MOVE(msginfo->flags)) {
3152                 if (!prefs_common.immediate_exec) {
3153                         msginfo->to_folder->op_count--;
3154                         if (msginfo->to_folder->op_count == 0) {
3155                                 folder_update_item(msginfo->to_folder, FALSE);
3156                                 changed = TRUE;
3157                         }
3158                 }
3159         }
3160         msginfo->to_folder = to_folder;
3161         if (MSG_IS_DELETED(msginfo->flags))
3162                 summaryview->deleted--;
3163         if (MSG_IS_COPY(msginfo->flags)) {
3164                 summaryview->copied--;
3165                 if (!prefs_common.immediate_exec)
3166                         msginfo->to_folder->op_count--;
3167         }
3168         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3169         if (!MSG_IS_MOVE(msginfo->flags)) {
3170                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3171                 summaryview->moved++;
3172                 changed = TRUE;
3173         }
3174         if (!prefs_common.immediate_exec) {
3175                 summary_set_row_marks(summaryview, row);
3176                 if (changed) {
3177                         msginfo->to_folder->op_count++;
3178                         if (msginfo->to_folder->op_count == 1)
3179                                 folder_update_item(msginfo->to_folder, FALSE);
3180                 }
3181         }
3182
3183         debug_print("Message %d is set to move to %s\n",
3184                     msginfo->msgnum, to_folder->path);
3185 }
3186
3187 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3188 {
3189         GList *cur;
3190
3191         if (!to_folder) return;
3192         if (!summaryview->folder_item ||
3193             summaryview->folder_item->folder->type == F_NEWS) return;
3194
3195         if (summary_is_locked(summaryview)) return;
3196
3197         if (summaryview->folder_item == to_folder) {
3198                 alertpanel_notice(_("Destination is same as current folder."));
3199                 return;
3200         }
3201
3202         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3203              cur != NULL; cur = cur->next)
3204                 summary_move_row_to
3205                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3206
3207         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3208
3209         if (prefs_common.immediate_exec)
3210                 summary_execute(summaryview);
3211         else {
3212                 summary_status_show(summaryview);
3213
3214                 folder_update_item(to_folder, FALSE);
3215         }
3216
3217         if (!summaryview->selected) { /* this was the last message */
3218                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3219                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3220                 if (node)
3221                         summary_select_node(summaryview, node, TRUE, TRUE);
3222         }
3223
3224 }
3225
3226 void summary_move_to(SummaryView *summaryview)
3227 {
3228         FolderItem *to_folder;
3229
3230         if (!summaryview->folder_item ||
3231             summaryview->folder_item->folder->type == F_NEWS) return;
3232
3233         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3234                                          FOLDER_SEL_MOVE, NULL);
3235         summary_move_selected_to(summaryview, to_folder);
3236 }
3237
3238 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3239                                 FolderItem *to_folder)
3240 {
3241         gboolean changed = FALSE;
3242         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3243         MsgInfo *msginfo;
3244
3245         g_return_if_fail(to_folder != NULL);
3246
3247         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3248         if (MSG_IS_COPY(msginfo->flags)) {
3249                 if (!prefs_common.immediate_exec) {
3250                         msginfo->to_folder->op_count--;
3251                         if (msginfo->to_folder->op_count == 0) {
3252                                 folder_update_item(msginfo->to_folder, FALSE);
3253                                 changed = TRUE;
3254                         }
3255                 }
3256         }
3257         msginfo->to_folder = to_folder;
3258         if (MSG_IS_DELETED(msginfo->flags))
3259                 summaryview->deleted--;
3260         if (MSG_IS_MOVE(msginfo->flags)) {
3261                 summaryview->moved--;
3262                 if (!prefs_common.immediate_exec)
3263                         msginfo->to_folder->op_count--;
3264         }
3265         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3266         if (!MSG_IS_COPY(msginfo->flags)) {
3267                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3268                 summaryview->copied++;
3269                 changed = TRUE;
3270         }
3271         if (!prefs_common.immediate_exec) {
3272                 summary_set_row_marks(summaryview, row);
3273                 if (changed) {
3274                         msginfo->to_folder->op_count++;
3275                         if (msginfo->to_folder->op_count == 1)
3276                                 folder_update_item(msginfo->to_folder, FALSE);
3277                 }
3278         }
3279
3280         debug_print("Message %d is set to copy to %s\n",
3281                     msginfo->msgnum, to_folder->path);
3282 }
3283
3284 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3285 {
3286         GList *cur;
3287
3288         if (!to_folder) return;
3289         if (!summaryview->folder_item) return;
3290
3291         if (summary_is_locked(summaryview)) return;
3292
3293         if (summaryview->folder_item == to_folder) {
3294                 alertpanel_notice
3295                         (_("Destination to copy is same as current folder."));
3296                 return;
3297         }
3298
3299         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3300              cur != NULL; cur = cur->next)
3301                 summary_copy_row_to
3302                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3303
3304         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3305
3306         if (prefs_common.immediate_exec)
3307                 summary_execute(summaryview);
3308         else {
3309                 summary_status_show(summaryview);
3310
3311                 folder_update_item(to_folder, FALSE);
3312         }
3313 }
3314
3315 void summary_copy_to(SummaryView *summaryview)
3316 {
3317         FolderItem *to_folder;
3318
3319         if (!summaryview->folder_item) return;
3320
3321         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3322                                          FOLDER_SEL_COPY, NULL);
3323         summary_copy_selected_to(summaryview, to_folder);
3324 }
3325
3326 void summary_add_address(SummaryView *summaryview)
3327 {
3328         MsgInfo *msginfo;
3329         gchar *from;
3330
3331         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3332                                               summaryview->selected);
3333         if (!msginfo) return;
3334
3335         Xstrdup_a(from, msginfo->from, return);
3336         eliminate_address_comment(from);
3337         extract_address(from);
3338         addressbook_add_contact(msginfo->fromname, from, NULL);
3339 }
3340
3341 void summary_select_all(SummaryView *summaryview)
3342 {
3343         if (summaryview->messages >= 500) {
3344                 STATUSBAR_PUSH(summaryview->mainwin,
3345                                _("Selecting all messages..."));
3346                 main_window_cursor_wait(summaryview->mainwin);
3347         }
3348
3349         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3350
3351         if (summaryview->messages >= 500) {
3352                 STATUSBAR_POP(summaryview->mainwin);
3353                 main_window_cursor_normal(summaryview->mainwin);
3354         }
3355 }
3356
3357 void summary_unselect_all(SummaryView *summaryview)
3358 {
3359         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3360 }
3361
3362 void summary_select_thread(SummaryView *summaryview)
3363 {
3364         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3365         GtkCTreeNode *node = summaryview->selected;
3366
3367         if (!node) return;
3368
3369         while (GTK_CTREE_ROW(node)->parent != NULL)
3370                 node = GTK_CTREE_ROW(node)->parent;
3371
3372         if (node != summaryview->selected)
3373                 summary_select_node
3374                         (summaryview, node,
3375                          messageview_is_visible(summaryview->messageview),
3376                          FALSE);
3377
3378         gtk_ctree_select_recursive(ctree, node);
3379
3380         summary_status_show(summaryview);
3381 }
3382
3383 void summary_save_as(SummaryView *summaryview)
3384 {
3385         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3386         MsgInfo *msginfo;
3387         gchar *filename = NULL;
3388         gchar *src, *dest;
3389
3390         AlertValue aval = 0;
3391
3392         if (!summaryview->selected) return;
3393         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3394         if (!msginfo) return;
3395
3396         if (msginfo->subject) {
3397                 Xstrdup_a(filename, msginfo->subject, return);
3398                 subst_for_filename(filename);
3399         }
3400         dest = filesel_select_file(_("Save as"), filename);
3401         if (!dest) return;
3402         if (is_file_exist(dest)) {
3403                 aval = alertpanel(_("Append or Overwrite"),
3404                                   _("Append or overwrite existing file?"),
3405                                   _("Append"), _("Overwrite"), _("Cancel"));
3406                 if (aval != 0 && aval != 1)
3407                         return;
3408         }
3409
3410         src = procmsg_get_message_file(msginfo);
3411         if ( aval==0 ) { /* append */
3412                 if (append_file(src, dest, TRUE) < 0)
3413                         alertpanel_error(_("Can't save the file `%s'."),
3414                                          g_basename(dest));
3415         } else { /* overwrite */
3416                 if (copy_file(src, dest, TRUE) < 0)
3417                         alertpanel_error(_("Can't save the file `%s'."),
3418                                          g_basename(dest));
3419         }
3420         g_free(src);
3421
3422
3423         /*
3424          * If two or more msgs are selected,
3425          * append them to the output file.
3426          */
3427         if (GTK_CLIST(ctree)->selection->next) {
3428                 GList *item;
3429                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3430                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3431                         if (!msginfo) break;
3432                         src = procmsg_get_message_file(msginfo);
3433                         if (append_file(src, dest, TRUE) < 0)
3434                                 alertpanel_error(_("Can't save the file `%s'."),
3435                                                  g_basename(dest));
3436                 }
3437                 g_free(src);
3438         }
3439 }
3440
3441 void summary_print(SummaryView *summaryview)
3442 {
3443         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3444         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3445         MsgInfo *msginfo;
3446         GList *cur;
3447         gchar *cmdline;
3448         gchar *p;
3449
3450         if (clist->selection == NULL) return;
3451
3452         cmdline = input_dialog(_("Print"),
3453                                _("Enter the print command line:\n"
3454                                  "(`%s' will be replaced with file name)"),
3455                                prefs_common.print_cmd);
3456         if (!cmdline) return;
3457         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3458             strchr(p + 2, '%')) {
3459                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3460                                  cmdline);
3461                 g_free(cmdline);
3462                 return;
3463         }
3464
3465         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3466                 msginfo = gtk_ctree_node_get_row_data
3467                         (ctree, GTK_CTREE_NODE(cur->data));
3468                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3469         }
3470
3471         g_free(cmdline);
3472 }
3473
3474 gboolean summary_execute(SummaryView *summaryview)
3475 {
3476         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3477         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3478         GtkCTreeNode *node, *next;
3479
3480         if (!summaryview->folder_item) return FALSE;
3481
3482         if (summary_is_locked(summaryview)) return FALSE;
3483         summary_lock(summaryview);
3484
3485         gtk_clist_freeze(clist);
3486
3487         if (summaryview->threaded)
3488                 summary_unthread_for_exec(summaryview);
3489
3490         summary_execute_move(summaryview);
3491         summary_execute_copy(summaryview);
3492         summary_execute_delete(summaryview);
3493
3494         node = GTK_CTREE_NODE(clist->row_list);
3495         while (node != NULL) {
3496                 next = gtkut_ctree_node_next(ctree, node);
3497                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3498                         if (node == summaryview->displayed) {
3499                                 messageview_clear(summaryview->messageview);
3500                                 summaryview->displayed = NULL;
3501                         }
3502                         if (GTK_CTREE_ROW(node)->children != NULL)
3503                                 g_warning("summary_execute(): children != NULL\n");
3504                         else
3505                                 gtk_ctree_remove_node(ctree, node);
3506                 }
3507                 node = next;
3508         }
3509
3510         if (summaryview->threaded)
3511                 summary_thread_build(summaryview);
3512
3513         summaryview->selected = clist->selection ?
3514                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3515
3516         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3517                 menu_set_insensitive_all
3518                         (GTK_MENU_SHELL(summaryview->popupmenu));
3519                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3520         } else
3521                 gtk_widget_grab_focus(summaryview->ctree);
3522
3523         summary_update_status(summaryview);
3524         summary_status_show(summaryview);
3525
3526         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3527
3528         gtk_clist_thaw(clist);
3529
3530         summary_unlock(summaryview);
3531         return TRUE;
3532 }
3533
3534 static void summary_execute_move(SummaryView *summaryview)
3535 {
3536         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3537         GSList *cur;
3538
3539         /* search moving messages and execute */
3540         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3541                                 summaryview);
3542
3543         if (summaryview->mlist) {
3544                 procmsg_move_messages(summaryview->mlist);
3545
3546                 folder_update_items_when_required(FALSE);
3547
3548                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3549                         procmsg_msginfo_free((MsgInfo *)cur->data);
3550                 g_slist_free(summaryview->mlist);
3551                 summaryview->mlist = NULL;
3552         }
3553
3554         folder_update_item(summaryview->folder_item, FALSE);
3555 }
3556
3557 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3558                                       gpointer data)
3559 {
3560         SummaryView *summaryview = data;
3561         MsgInfo *msginfo;
3562
3563         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3564
3565         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3566                 if (!prefs_common.immediate_exec &&
3567                     msginfo->to_folder->op_count > 0)
3568                         msginfo->to_folder->op_count--;
3569
3570                 summaryview->mlist =
3571                         g_slist_append(summaryview->mlist, msginfo);
3572                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3573
3574                 if (msginfo->msgid && *msginfo->msgid &&
3575                     node == g_hash_table_lookup(summaryview->msgid_table,
3576                                                 msginfo->msgid))
3577                         g_hash_table_remove(summaryview->msgid_table,
3578                                             msginfo->msgid);
3579         }
3580 }
3581
3582 static void summary_execute_copy(SummaryView *summaryview)
3583 {
3584         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3585
3586         /* search copying messages and execute */
3587         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3588                                 summaryview);
3589
3590         if (summaryview->mlist) {
3591                 procmsg_copy_messages(summaryview->mlist);
3592
3593                 folder_update_items_when_required(FALSE);
3594
3595                 g_slist_free(summaryview->mlist);
3596                 summaryview->mlist = NULL;
3597         }
3598 }
3599
3600 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3601                                       gpointer data)
3602 {
3603         SummaryView *summaryview = data;
3604         MsgInfo *msginfo;
3605
3606         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3607
3608         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3609                 if (!prefs_common.immediate_exec &&
3610                     msginfo->to_folder->op_count > 0)
3611                         msginfo->to_folder->op_count--;
3612
3613                 summaryview->mlist =
3614                         g_slist_append(summaryview->mlist, msginfo);
3615
3616                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3617                 summary_set_row_marks(summaryview, node);
3618         }
3619 }
3620
3621 static void summary_execute_delete(SummaryView *summaryview)
3622 {
3623         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3624         FolderItem *trash;
3625         GSList *cur;
3626
3627         trash = summaryview->folder_item->folder->trash;
3628         if (summaryview->folder_item->folder->type == F_MH) {
3629                 g_return_if_fail(trash != NULL);
3630         }
3631
3632         /* search deleting messages and execute */
3633         gtk_ctree_pre_recursive
3634                 (ctree, NULL, summary_execute_delete_func, summaryview);
3635
3636         if (!summaryview->mlist) return;
3637
3638         if (trash == NULL || summaryview->folder_item == trash)
3639                 folder_item_remove_msgs(summaryview->folder_item,
3640                                         summaryview->mlist);
3641         else
3642                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3643
3644         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3645                 procmsg_msginfo_free((MsgInfo *)cur->data);
3646
3647         g_slist_free(summaryview->mlist);
3648         summaryview->mlist = NULL;
3649
3650         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3651                 folder_update_item(trash, FALSE);
3652         }
3653         folder_update_item(summaryview->folder_item, FALSE);
3654 }
3655
3656 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3657                                         gpointer data)
3658 {
3659         SummaryView *summaryview = data;
3660         MsgInfo *msginfo;
3661
3662         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3663
3664         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3665                 summaryview->mlist =
3666                         g_slist_append(summaryview->mlist, msginfo);
3667                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3668
3669                 if (msginfo->msgid && *msginfo->msgid &&
3670                     node == g_hash_table_lookup(summaryview->msgid_table,
3671                                                 msginfo->msgid)) {
3672                         g_hash_table_remove(summaryview->msgid_table,
3673                                             msginfo->msgid);
3674                 }
3675                 if (msginfo->subject && *msginfo->subject &&
3676                     node == g_hash_table_lookup(summaryview->subject_table,
3677                                                 msginfo->subject)) {
3678                         g_hash_table_remove(summaryview->subject_table,
3679                                             msginfo->subject);
3680                 }
3681         }
3682 }
3683
3684 /* thread functions */
3685
3686 void summary_thread_build(SummaryView *summaryview)
3687 {
3688         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3689         GtkCTreeNode *node;
3690         GtkCTreeNode *next;
3691         GtkCTreeNode *parent;
3692         MsgInfo *msginfo;
3693
3694         summary_lock(summaryview);
3695
3696         debug_print("Building threads...");
3697         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3698         main_window_cursor_wait(summaryview->mainwin);
3699
3700         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3701                                          summary_tree_expanded, summaryview);
3702         gtk_clist_freeze(GTK_CLIST(ctree));
3703
3704         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3705         while (node) {
3706                 next = GTK_CTREE_ROW(node)->sibling;
3707
3708                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3709
3710                 parent = NULL;
3711
3712                 /* alfons - claws seems to prefer subject threading before
3713                  * inreplyto threading. we should look more deeply in this,
3714                  * because inreplyto should have precedence... */
3715                 if (msginfo && msginfo->inreplyto) {
3716                         parent = g_hash_table_lookup(summaryview->msgid_table,
3717                                                      msginfo->inreplyto);
3718                 }
3719
3720                 if (parent == NULL) {
3721                         parent = subject_table_lookup
3722                                 (summaryview->subject_table,
3723                                  msginfo->subject);
3724                 }
3725
3726                 if (parent && parent != node) {
3727                         gtk_ctree_move(ctree, node, parent, NULL);
3728                         gtk_ctree_expand(ctree, node);
3729                 }
3730
3731                 node = next;
3732         }
3733
3734         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3735
3736         while (node) {
3737                 next = GTK_CTREE_NODE_NEXT(node);
3738                 if (prefs_common.expand_thread)
3739                         gtk_ctree_expand(ctree, node);
3740                 if (prefs_common.bold_unread &&
3741                     GTK_CTREE_ROW(node)->children)
3742                         summary_set_row_marks(summaryview, node);
3743                 node = next;
3744         }
3745
3746         gtk_clist_thaw(GTK_CLIST(ctree));
3747         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3748                                            summary_tree_expanded, summaryview);
3749
3750         debug_print("done.\n");
3751         STATUSBAR_POP(summaryview->mainwin);
3752         main_window_cursor_normal(summaryview->mainwin);
3753
3754         summaryview->threaded = TRUE;
3755
3756         summary_unlock(summaryview);
3757 }
3758
3759 static void summary_thread_init(SummaryView *summaryview)
3760 {
3761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3762         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3763         GtkCTreeNode *next;
3764
3765         if (prefs_common.expand_thread) {
3766                 while (node) {
3767                         next = GTK_CTREE_ROW(node)->sibling;
3768                         if (GTK_CTREE_ROW(node)->children)
3769                                 gtk_ctree_expand(ctree, node);
3770                         node = next;
3771                 }
3772         } else if (prefs_common.bold_unread) {
3773                 while (node) {
3774                         next = GTK_CTREE_ROW(node)->sibling;
3775                         if (GTK_CTREE_ROW(node)->children)
3776                                 summary_set_row_marks(summaryview, node);
3777                         node = next;
3778                 }
3779         }
3780 }
3781
3782 void summary_unthread(SummaryView *summaryview)
3783 {
3784         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3785         GtkCTreeNode *node;
3786         GtkCTreeNode *child;
3787         GtkCTreeNode *sibling;
3788         GtkCTreeNode *next_child;
3789
3790         summary_lock(summaryview);
3791
3792         debug_print("Unthreading...");
3793         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3794         main_window_cursor_wait(summaryview->mainwin);
3795
3796         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3797                                          summary_tree_collapsed, summaryview);
3798         gtk_clist_freeze(GTK_CLIST(ctree));
3799
3800         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3801              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3802                 child = GTK_CTREE_ROW(node)->children;
3803                 sibling = GTK_CTREE_ROW(node)->sibling;
3804
3805                 while (child != NULL) {
3806                         next_child = GTK_CTREE_ROW(child)->sibling;
3807                         gtk_ctree_move(ctree, child, NULL, sibling);
3808                         child = next_child;
3809                 }
3810         }
3811
3812         /* CLAWS: and sort it */
3813         gtk_sctree_sort_recursive(ctree, NULL);
3814
3815         gtk_clist_thaw(GTK_CLIST(ctree));
3816         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3817                                            summary_tree_collapsed, summaryview);
3818
3819         debug_print("done.\n");
3820         STATUSBAR_POP(summaryview->mainwin);
3821         main_window_cursor_normal(summaryview->mainwin);
3822
3823         summaryview->threaded = FALSE;
3824
3825         summary_unlock(summaryview);
3826 }
3827
3828 static void summary_unthread_for_exec(SummaryView *summaryview)
3829 {
3830         GtkCTreeNode *node;
3831         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3832
3833         summary_lock(summaryview);
3834
3835         debug_print("Unthreading for execution...");
3836
3837         gtk_clist_freeze(GTK_CLIST(ctree));
3838
3839         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3840              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3841                 summary_unthread_for_exec_func(ctree, node, NULL);
3842         }
3843
3844         gtk_clist_thaw(GTK_CLIST(ctree));
3845
3846         debug_print("done.\n");
3847
3848         summary_unlock(summaryview);
3849 }
3850
3851 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3852                                            gpointer data)
3853 {
3854         MsgInfo *msginfo;
3855         GtkCTreeNode *top_parent;
3856         GtkCTreeNode *child;
3857         GtkCTreeNode *sibling;
3858
3859         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3860
3861         if (!msginfo ||
3862             (!MSG_IS_MOVE(msginfo->flags) &&
3863              !MSG_IS_DELETED(msginfo->flags)))
3864                 return;
3865         child = GTK_CTREE_ROW(node)->children;
3866         if (!child) return;
3867
3868         for (top_parent = node;
3869              GTK_CTREE_ROW(top_parent)->parent != NULL;
3870              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3871                 ;
3872         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3873
3874         while (child != NULL) {
3875                 GtkCTreeNode *next_child;
3876
3877                 next_child = GTK_CTREE_ROW(child)->sibling;
3878                 gtk_ctree_move(ctree, child, NULL, sibling);
3879                 child = next_child;
3880         }
3881 }
3882
3883 void summary_expand_threads(SummaryView *summaryview)
3884 {
3885         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3886         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3887
3888         gtk_clist_freeze(GTK_CLIST(ctree));
3889
3890         while (node) {
3891                 if (GTK_CTREE_ROW(node)->children)
3892                         gtk_ctree_expand(ctree, node);
3893                 node = GTK_CTREE_NODE_NEXT(node);
3894         }
3895
3896         gtk_clist_thaw(GTK_CLIST(ctree));
3897
3898         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3899 }
3900
3901 void summary_collapse_threads(SummaryView *summaryview)
3902 {
3903         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3904         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3905
3906         gtk_clist_freeze(GTK_CLIST(ctree));
3907
3908         while (node) {
3909                 if (GTK_CTREE_ROW(node)->children)
3910                         gtk_ctree_collapse(ctree, node);
3911                 node = GTK_CTREE_ROW(node)->sibling;
3912         }
3913
3914         gtk_clist_thaw(GTK_CLIST(ctree));
3915
3916         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3917 }
3918
3919 void summary_filter(SummaryView *summaryview)
3920 {
3921         if (!global_processing) {
3922                 alertpanel_error(_("No filter rules defined."));
3923                 return;
3924         }
3925
3926         summary_lock(summaryview);
3927
3928         debug_print("filtering...");
3929         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3930         main_window_cursor_wait(summaryview->mainwin);
3931
3932         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3933
3934         if (global_processing == NULL) {
3935                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3936                                         GTK_CTREE_FUNC(summary_filter_func),
3937                                         summaryview);
3938
3939                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3940
3941                 if (prefs_common.immediate_exec) {
3942                         summary_unlock(summaryview);
3943                         summary_execute(summaryview);
3944                         summary_lock(summaryview);
3945                 } else
3946                         summary_status_show(summaryview);
3947         }
3948         else {
3949                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3950                                         GTK_CTREE_FUNC(summary_filter_func),
3951                                         summaryview);
3952
3953                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3954
3955                 folder_update_items_when_required(FALSE);
3956         }
3957
3958         debug_print("done.\n");
3959         STATUSBAR_POP(summaryview->mainwin);
3960         main_window_cursor_normal(summaryview->mainwin);
3961
3962         summary_unlock(summaryview);
3963
3964         /*
3965          * CLAWS: summary_show() only valid after having a lock. ideally
3966          * we want the lock to be context aware...
3967          */
3968         if (global_processing) {
3969                 summary_show(summaryview, summaryview->folder_item);
3970         }
3971 }
3972
3973 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3974                                 gpointer data)
3975 {
3976         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3977
3978         filter_message_by_msginfo(global_processing, msginfo);
3979 }
3980
3981 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3982 {
3983         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3984                                        {"X-ML-Name:",      NULL, FALSE},
3985                                        {"X-List:",         NULL, FALSE},
3986                                        {"X-Mailing-list:", NULL, FALSE},
3987                                        {"List-Id:",        NULL, FALSE},
3988                                        {NULL,              NULL, FALSE}};
3989
3990         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
3991
3992         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
3993                                          "X-Mailing-List", "List-Id",
3994                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
3995                                          "header \"X-List\"", "header \"X-Mailing-List\"",
3996                                          "header \"List-Id\""};
3997         enum
3998         {
3999                 H_X_BEENTHERE    = 0,
4000                 H_X_ML_NAME      = 1,
4001                 H_X_LIST         = 2,
4002                 H_X_MAILING_LIST = 3,
4003                 H_LIST_ID        = 4
4004         };
4005
4006         enum
4007         {
4008                 H_FROM    = 0,
4009                 H_TO      = 2,
4010                 H_SUBJECT = 4
4011         };
4012
4013         MsgInfo *msginfo;
4014         gchar *header = NULL;
4015         gchar *key = NULL;
4016         FILE *fp;
4017         int header_offset;
4018         int hentry_offset;
4019
4020         if (!summaryview->selected) return;
4021
4022         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4023                                               summaryview->selected);
4024         if (!msginfo) return;
4025
4026         header_offset = 1;
4027         hentry_offset = 5;
4028
4029         switch (type) {
4030         case FILTER_BY_NONE:
4031                 break;
4032         case FILTER_BY_AUTO:
4033                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
4034                 procheader_get_header_fields(fp, hentry);
4035                 fclose(fp);
4036
4037                 if (hentry[H_X_BEENTHERE].body != NULL) {
4038                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
4039                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
4040                 } else if (hentry[H_X_ML_NAME].body != NULL) {
4041                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
4042                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
4043                 } else if (hentry[H_X_LIST].body != NULL) {
4044                         header = hentry_strs[H_X_LIST + hentry_offset];
4045                         Xstrdup_a(key, hentry[H_X_LIST].body, );
4046                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
4047                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
4048                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
4049                 } else if (hentry[H_LIST_ID].body != NULL) {
4050                         header = hentry_strs[H_LIST_ID + hentry_offset];
4051                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
4052                 } else if (msginfo->subject) {
4053                         header = header_strs[H_SUBJECT + header_offset];
4054                         key = msginfo->subject;
4055                 }
4056
4057                 g_free(hentry[H_X_BEENTHERE].body);
4058                 hentry[H_X_BEENTHERE].body = NULL;
4059                 g_free(hentry[H_X_ML_NAME].body);
4060                 hentry[H_X_ML_NAME].body = NULL;
4061                 g_free(hentry[H_X_LIST].body);
4062                 hentry[H_X_LIST].body = NULL;
4063                 g_free(hentry[H_X_MAILING_LIST].body);
4064                 hentry[H_X_MAILING_LIST].body = NULL;
4065                 g_free(hentry[H_LIST_ID].body);
4066                 hentry[H_LIST_ID].body = NULL;
4067
4068                 break;
4069         case FILTER_BY_FROM:
4070                 header = header_strs[H_FROM + header_offset];
4071                 key = msginfo->from;
4072                 break;
4073         case FILTER_BY_TO:
4074                 header = header_strs[H_TO + header_offset];
4075                 key = msginfo->to;
4076                 break;
4077         case FILTER_BY_SUBJECT:
4078                 header = header_strs[H_SUBJECT + header_offset];
4079                 key = msginfo->subject;
4080                 break;
4081         default:
4082                 break;
4083         }
4084
4085         /*
4086          * NOTE: key may be allocated on the stack, so
4087          * prefs_filter[ing]_open() should have completed
4088          * and have set entries. Otherwise we're hosed.
4089          */
4090
4091         prefs_filtering_open(NULL, header, key);
4092 }
4093
4094 void summary_reply(SummaryView *summaryview, ComposeMode mode)
4095 {
4096         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
4097         MsgInfo *msginfo;
4098         gchar *text;
4099
4100         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4101                                               summaryview->selected);
4102         if (!msginfo) return;
4103
4104         text = gtkut_editable_get_selection
4105                 (GTK_EDITABLE(summaryview->messageview->textview->text));
4106
4107         if (!text && summaryview->messageview->type == MVIEW_MIME
4108             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
4109             && summaryview->messageview->mimeview->textview
4110             && !summaryview->messageview->mimeview->textview->default_text) {
4111                 text = gtkut_editable_get_selection (GTK_EDITABLE
4112                          (summaryview->messageview->mimeview->textview->text));
4113         }
4114
4115         switch (mode) {
4116         case COMPOSE_REPLY:
4117                 if (prefs_common.default_reply_list)
4118                         compose_reply(msginfo, prefs_common.reply_with_quote,
4119                                       FALSE, TRUE, FALSE, text);
4120                 else
4121                         compose_reply(msginfo, prefs_common.reply_with_quote,
4122                                       FALSE, FALSE, FALSE, text);
4123                 break;
4124         case COMPOSE_REPLY_WITH_QUOTE:
4125                 if (prefs_common.default_reply_list)
4126                         compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4127                 else
4128                         compose_reply(msginfo, TRUE, FALSE, FALSE, FALSE, text);
4129                 break;
4130         case COMPOSE_REPLY_WITHOUT_QUOTE:
4131                 if (prefs_common.default_reply_list)
4132                         compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4133                 else
4134                         compose_reply(msginfo, FALSE, FALSE, FALSE, FALSE, NULL);
4135                 break;
4136         case COMPOSE_REPLY_TO_SENDER:
4137                 compose_reply(msginfo, prefs_common.reply_with_quote,
4138                               FALSE, FALSE, TRUE, text);
4139                 break;
4140         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
4141                 compose_followup_and_reply_to(msginfo,
4142                                               prefs_common.reply_with_quote,
4143                                               FALSE, TRUE, text);
4144                 break;
4145         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
4146                 compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, text);
4147                 break;
4148         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
4149                 compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
4150                 break;
4151         case COMPOSE_REPLY_TO_ALL:
4152                 compose_reply(msginfo, prefs_common.reply_with_quote,
4153                               TRUE, FALSE, FALSE, text);
4154                 break;
4155         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
4156                 compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, text);
4157                 break;
4158         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
4159                 compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
4160                 break;
4161         case COMPOSE_REPLY_TO_LIST:
4162                 compose_reply(msginfo, prefs_common.reply_with_quote,
4163                               FALSE, TRUE, FALSE, text);
4164                 break;
4165         case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
4166                 compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
4167                 break;
4168         case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
4169                 compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
4170                 break;
4171         case COMPOSE_FORWARD:
4172                 if (prefs_common.forward_as_attachment) {
4173                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
4174                         return;
4175                 } else {
4176                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
4177                         return;
4178                 }
4179                 break;
4180         case COMPOSE_FORWARD_INLINE:
4181                 if (!sel->next) {
4182                         compose_forward(NULL, msginfo, FALSE, text);
4183                         break;
4184                 }
4185                 /* if (sel->next) FALL THROUGH */
4186         case COMPOSE_FORWARD_AS_ATTACH:
4187                 {
4188                         GSList *msginfo_list = NULL;
4189                         for ( ; sel != NULL; sel = sel->next)
4190                                 msginfo_list = g_slist_append(msginfo_list,
4191                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4192                                                 GTK_CTREE_NODE(sel->data)));
4193                         compose_forward_multiple(NULL, msginfo_list);
4194                         g_slist_free(msginfo_list);
4195                 }
4196                 break;
4197         case COMPOSE_REDIRECT:
4198                 compose_redirect(NULL, msginfo);
4199                 break;
4200         default:
4201                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
4202         }
4203
4204         summary_set_marks_selected(summaryview);
4205         g_free(text);
4206 }
4207
4208 /* color label */
4209
4210 #define N_COLOR_LABELS colorlabel_get_color_count()
4211
4212 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4213                                                      gpointer data)
4214 {
4215         guint color = GPOINTER_TO_UINT(data);
4216         SummaryView *summaryview;
4217
4218         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
4219         g_return_if_fail(summaryview != NULL);
4220
4221         /* "dont_toggle" state set? */
4222         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
4223                                 "dont_toggle"))
4224                 return;
4225
4226         summary_set_colorlabel(summaryview, color, NULL);
4227 }
4228
4229 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4230  * for the messsage; not the color index */
4231 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4232                                   guint labelcolor)
4233 {
4234         GdkColor color;
4235         GtkStyle *style, *prev_style, *ctree_style;
4236         MsgInfo *msginfo;
4237         gint color_index;
4238
4239         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4240
4241         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4242         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4243         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4244
4245         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4246                 if (!prev_style) return;
4247                 style = gtk_style_copy(prev_style);
4248                 color = ctree_style->fg[GTK_STATE_NORMAL];
4249                 style->fg[GTK_STATE_NORMAL] = color;
4250                 color = ctree_style->fg[GTK_STATE_SELECTED];
4251                 style->fg[GTK_STATE_SELECTED] = color;
4252         } else {
4253                 if (prev_style)
4254                         style = gtk_style_copy(prev_style);
4255                 else
4256                         style = gtk_style_copy(ctree_style);
4257                 color = colorlabel_get_color(color_index);
4258                 style->fg[GTK_STATE_NORMAL] = color;
4259                 /* get the average of label color and selected fg color
4260                    for visibility */
4261                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4262                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4263                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4264         }
4265
4266         gtk_ctree_node_set_row_style(ctree, node, style);
4267 }
4268
4269 static void summary_set_row_colorlable(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4270 {
4271         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4272         MsgInfo *msginfo;
4273
4274         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4275
4276         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4277         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4278 }
4279
4280 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4281                             GtkWidget *widget)
4282 {
4283         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4284         GList *cur;
4285
4286         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4287                 summary_set_row_colorlable(summaryview,
4288                                            GTK_CTREE_NODE(cur->data), labelcolor);
4289 }
4290
4291 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4292                                                           gpointer data)
4293 {
4294         SummaryView *summaryview;
4295         GtkMenuShell *menu;
4296         GtkCheckMenuItem **items;
4297         gint n;
4298         GList *cur, *sel;
4299
4300         summaryview = (SummaryView *)data;
4301         g_return_if_fail(summaryview != NULL);
4302
4303         sel = GTK_CLIST(summaryview->ctree)->selection;
4304         if (!sel) return;
4305
4306         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4307         g_return_if_fail(menu != NULL);
4308
4309         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4310
4311         /* NOTE: don't return prematurely because we set the "dont_toggle"
4312          * state for check menu items */
4313         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4314                             GINT_TO_POINTER(1));
4315
4316         /* clear items. get item pointers. */
4317         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4318                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4319                         gtk_check_menu_item_set_state
4320                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4321                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4322                         n++;
4323                 }
4324         }
4325
4326         if (n == (N_COLOR_LABELS + 1)) {
4327                 /* iterate all messages and set the state of the appropriate
4328                  * items */
4329                 for (; sel != NULL; sel = sel->next) {
4330                         MsgInfo *msginfo;
4331                         gint clabel;
4332
4333                         msginfo = gtk_ctree_node_get_row_data
4334                                 (GTK_CTREE(summaryview->ctree),
4335                                  GTK_CTREE_NODE(sel->data));
4336                         if (msginfo) {
4337                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4338                                 if (!items[clabel]->active)
4339                                         gtk_check_menu_item_set_state
4340                                                 (items[clabel], TRUE);
4341                         }
4342                 }
4343         } else
4344                 g_warning("invalid number of color elements (%d)\n", n);
4345
4346         /* reset "dont_toggle" state */
4347         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4348                             GINT_TO_POINTER(0));
4349 }
4350
4351 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4352 {
4353         GtkWidget *label_menuitem;
4354         GtkWidget *menu;
4355         GtkWidget *item;
4356         gint i;
4357
4358         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4359                                                    "/Color label");
4360         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4361                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4362                            summaryview);
4363         gtk_widget_show(label_menuitem);
4364
4365         menu = gtk_menu_new();
4366
4367         /* create sub items. for the menu item activation callback we pass the
4368          * index of label_colors[] as data parameter. for the None color we
4369          * pass an invalid (high) value. also we attach a data pointer so we
4370          * can always get back the SummaryView pointer. */
4371
4372         item = gtk_check_menu_item_new_with_label(_("None"));
4373         gtk_menu_append(GTK_MENU(menu), item);
4374         gtk_signal_connect(GTK_OBJECT(item), "activate",
4375                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4376                            GUINT_TO_POINTER(0));
4377         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4378         gtk_widget_show(item);
4379
4380         item = gtk_menu_item_new();
4381         gtk_menu_append(GTK_MENU(menu), item);
4382         gtk_widget_show(item);
4383
4384         /* create pixmap/label menu items */
4385         for (i = 0; i < N_COLOR_LABELS; i++) {
4386                 item = colorlabel_create_check_color_menu_item(i);
4387                 gtk_menu_append(GTK_MENU(menu), item);
4388                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4389                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4390                                    GUINT_TO_POINTER(i + 1));
4391                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4392                                     summaryview);
4393                 gtk_widget_show(item);
4394         }
4395
4396         gtk_widget_show(menu);
4397         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4398         summaryview->colorlabel_menu = menu;
4399 }
4400
4401 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4402 {
4403         GtkWidget *ctree;
4404         gint *col_pos = summaryview->col_pos;
4405         SummaryColumnState *col_state;
4406         gchar *titles[N_SUMMARY_COLS];
4407         SummaryColumnType type;
4408         gint pos;
4409
4410         memset(titles, 0, sizeof(titles));
4411
4412         col_state = prefs_summary_column_get_config();
4413         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4414                 summaryview->col_state[pos] = col_state[pos];
4415                 type = col_state[pos].type;
4416                 col_pos[type] = pos;
4417         }
4418         col_state = summaryview->col_state;
4419
4420         ctree = gtk_sctree_new_with_titles
4421                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4422
4423         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4424         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4425                                            GTK_JUSTIFY_CENTER);
4426         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4427                                            GTK_JUSTIFY_CENTER);
4428         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4429                                            GTK_JUSTIFY_CENTER);
4430         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4431                                            GTK_JUSTIFY_CENTER);
4432         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4433                                            GTK_JUSTIFY_RIGHT);
4434         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4435                                            GTK_JUSTIFY_RIGHT);
4436         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4437                                            GTK_JUSTIFY_RIGHT);
4438         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4439                                    SUMMARY_COL_MARK_WIDTH);
4440         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4441                                    SUMMARY_COL_UNREAD_WIDTH);
4442         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4443                                    SUMMARY_COL_LOCKED_WIDTH);
4444         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4445                                    SUMMARY_COL_MIME_WIDTH);
4446         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4447                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4448         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4449                                    prefs_common.summary_col_size[S_COL_FROM]);
4450         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4451                                    prefs_common.summary_col_size[S_COL_DATE]);
4452         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4453                                    prefs_common.summary_col_size[S_COL_SIZE]);
4454         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4455                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4456         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4457                                    prefs_common.summary_col_size[S_COL_SCORE]);
4458         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4459         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4460                                      GTK_CTREE_EXPANDER_SQUARE);
4461 #if 0
4462         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4463         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4464                                      GTK_CTREE_EXPANDER_TRIANGLE);
4465 #endif
4466         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4467         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4468
4469         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4470                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4471                                        GTK_CAN_FOCUS);
4472                 gtk_clist_set_column_visibility
4473                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4474         }
4475
4476         /* connect signal to the buttons for sorting */
4477 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4478         gtk_signal_connect \
4479                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4480                  "clicked", \
4481                  GTK_SIGNAL_FUNC(func), \
4482                  summaryview)
4483
4484         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4485         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4486         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4487         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4488         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4489         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4490         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4491         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4492         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4493         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4494
4495 #undef CLIST_BUTTON_SIGNAL_CONNECT
4496
4497         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4498                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4499         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4500                            GTK_SIGNAL_FUNC(summary_button_pressed),
4501                            summaryview);
4502         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4503                            GTK_SIGNAL_FUNC(summary_button_released),
4504                            summaryview);
4505         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4506                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4507         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4508                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4509         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4510                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4511
4512         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4513                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4514                                  summaryview);
4515         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4516                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4517                                  summaryview);
4518
4519         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4520                            GTK_SIGNAL_FUNC(summary_start_drag),
4521                            summaryview);
4522         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4523                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4524                            summaryview);
4525
4526         return ctree;
4527 }
4528
4529 void summary_set_column_order(SummaryView *summaryview)
4530 {
4531         GtkWidget *ctree;
4532         GtkWidget *scrolledwin = summaryview->scrolledwin;
4533         GtkWidget *pixmap;
4534         FolderItem *item;
4535         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4536         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4537
4538         item = summaryview->folder_item;
4539
4540         summary_clear_all(summaryview);
4541         gtk_widget_destroy(summaryview->ctree);
4542
4543         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4544         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4545         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4546                                     summaryview->col_pos[S_COL_MIME], pixmap);
4547         gtk_widget_show(pixmap);
4548         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4549                                             GTK_CLIST(ctree)->hadjustment);
4550         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4551                                             GTK_CLIST(ctree)->vadjustment);
4552         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4553         gtk_widget_show(ctree);
4554
4555         summary_show(summaryview, item);
4556
4557         summary_select_by_msgnum(summaryview, selected_msgnum);
4558         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4559         if (!summaryview->displayed)
4560                 messageview_clear(summaryview->messageview);
4561         else
4562                 summary_redisplay_msg(summaryview);
4563 }
4564
4565
4566 /* callback functions */
4567
4568 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4569                                    SummaryView *summaryview)
4570 {
4571         if (!event) return;
4572
4573         summary_toggle_view(summaryview);
4574 }
4575
4576 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4577                                    SummaryView *summaryview)
4578 {
4579         if (!event) return;
4580
4581         if (event->button == 3) {
4582                 /* right clicked */
4583                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4584                                NULL, NULL, event->button, event->time);
4585         } else if (event->button == 2) {
4586                 summaryview->display_msg = TRUE;
4587         } else if (event->button == 1) {
4588                 if (!prefs_common.emulate_emacs &&
4589                     messageview_is_visible(summaryview->messageview))
4590                         summaryview->display_msg = TRUE;
4591         }
4592 }
4593
4594 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4595                                     SummaryView *summaryview)
4596 {
4597 }
4598
4599 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4600 {
4601         summary_key_pressed(summaryview->ctree, event, summaryview);
4602 }
4603
4604 #define BREAK_ON_MODIFIER_KEY() \
4605         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4606
4607 #define RETURN_IF_LOCKED() \
4608         if (summaryview->mainwin->lock_count) return
4609
4610 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4611                                 SummaryView *summaryview)
4612 {
4613         GtkCTree *ctree = GTK_CTREE(widget);
4614         GtkCTreeNode *node;
4615         MessageView *messageview;
4616         TextView *textview;
4617
4618         if (summary_is_locked(summaryview)) return;
4619         if (!event) return;
4620
4621         switch (event->keyval) {
4622         case GDK_Left:          /* Move focus */
4623         case GDK_Escape:
4624                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4625                 return;
4626         default:
4627                 break;
4628         }
4629
4630         if (!summaryview->selected) {
4631                 node = gtk_ctree_node_nth(ctree, 0);
4632                 if (node)
4633                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4634                 else
4635                         return;
4636         }
4637
4638         messageview = summaryview->messageview;
4639         if (messageview->type == MVIEW_MIME &&
4640             gtk_notebook_get_current_page
4641                 (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 1)
4642                 textview = messageview->mimeview->textview;
4643         else
4644                 textview = messageview->textview;
4645
4646         switch (event->keyval) {
4647         case GDK_space:         /* Page down or go to the next */
4648                 if (summaryview->displayed != summaryview->selected) {
4649                         summary_display_msg(summaryview,
4650                                             summaryview->selected);
4651                         break;
4652                 }
4653                 if (!textview_scroll_page(textview, FALSE))
4654                         summary_select_next_unread(summaryview);
4655                 break;
4656         case GDK_BackSpace:     /* Page up */
4657                 textview_scroll_page(textview, TRUE);
4658                 break;
4659         case GDK_Return:        /* Scroll up/down one line */
4660                 if (summaryview->displayed != summaryview->selected) {
4661                         summary_display_msg(summaryview,
4662                                             summaryview->selected);
4663                         break;
4664                 }
4665                 textview_scroll_one_line
4666                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4667                 break;
4668         case GDK_asterisk:      /* Mark */
4669                 summary_mark(summaryview);
4670                 break;
4671         case GDK_exclam:        /* Mark as unread */
4672                 summary_mark_as_unread(summaryview);
4673                 break;
4674         case GDK_Delete:
4675                 RETURN_IF_LOCKED();
4676                 BREAK_ON_MODIFIER_KEY();
4677                 summary_delete(summaryview);
4678                 break;
4679         default:
4680                 break;
4681         }
4682 }
4683
4684 static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
4685                                 SummaryView *summaryview)
4686 {
4687         if (event != NULL && event->keyval == GDK_Return)
4688                 summary_show(summaryview, summaryview->folder_item);
4689 }
4690
4691 static void summary_searchbar_focus_evt(GtkWidget *widget, GdkEventFocus *event,
4692                                 SummaryView *summaryview)
4693 {
4694         if (event != NULL && event->in)
4695                 gtk_signal_handler_block_by_func(GTK_OBJECT(summaryview->mainwin->window),
4696                                                  GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4697                                                  summaryview->mainwin);
4698         else
4699                 gtk_signal_handler_unblock_by_func(GTK_OBJECT(summaryview->mainwin->window),
4700                                                    GTK_SIGNAL_FUNC(mainwindow_key_pressed),
4701                                                    summaryview->mainwin);
4702 }
4703
4704 static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
4705 {
4706         SummaryView *sw = (SummaryView *)data;
4707         prefs_common.summary_quicksearch_type = GPOINTER_TO_INT(gtk_object_get_user_data(
4708                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
4709                                    GTK_MENU(sw->search_type))))));
4710
4711         if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
4712                 summary_show(sw, sw->folder_item);
4713 }
4714
4715 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4716 {
4717         SummaryView *summaryview = (SummaryView *)data;
4718         GtkWidget *hbox= summaryview->hbox_search;
4719         GtkAllocation size = hbox->allocation;
4720         GtkAllocation msgview_size = summaryview->messageview->vbox->allocation;
4721         GtkAllocation parent_size = summaryview->vbox->allocation;
4722         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4723                 prefs_common.show_searchbar = TRUE;
4724                 gtk_widget_show(hbox);
4725                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4726                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4727                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4728                                                 -1,msgview_size.height - size.height - SUMMARY_VBOX_SPACING);
4729                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4730                                                 -1,parent_size.height + size.height + SUMMARY_VBOX_SPACING);
4731                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4732                 }
4733         } else {
4734                 prefs_common.show_searchbar = FALSE;
4735                 gtk_widget_hide(hbox);
4736                 if (!prefs_common.sep_msg && messageview_is_visible(summaryview->messageview)
4737                 &&  msgview_size.height > 1 && parent_size.height > 1) {
4738                         gtk_widget_set_usize(GTK_WIDGET(summaryview->messageview->vbox),
4739                                                 -1,msgview_size.height + size.height + SUMMARY_VBOX_SPACING);
4740                         gtk_widget_set_usize(GTK_WIDGET(summaryview->vbox),
4741                                                 -1,parent_size.height - size.height - SUMMARY_VBOX_SPACING);
4742                         gtk_paned_set_position(GTK_PANED(summaryview->vbox->parent),-1);
4743                 }
4744         }
4745 }
4746
4747 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4748 {
4749         if (summaryview->folder_item->stype == F_OUTBOX ||
4750             summaryview->folder_item->stype == F_DRAFT  ||
4751             summaryview->folder_item->stype == F_QUEUE)
4752                 summary_reedit(summaryview);
4753         else
4754                 summary_open_msg(summaryview);
4755
4756         summaryview->display_msg = FALSE;
4757 }
4758
4759 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4760                                   SummaryView *summaryview)
4761 {
4762         summary_set_row_marks(summaryview, node);
4763 }
4764
4765 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4766                                    SummaryView *summaryview)
4767 {
4768         summary_set_row_marks(summaryview, node);
4769 }
4770
4771 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4772                              gint column, SummaryView *summaryview)
4773 {
4774         MsgInfo *msginfo;
4775
4776         summary_status_show(summaryview);
4777
4778         if (GTK_CLIST(ctree)->selection &&
4779              GTK_CLIST(ctree)->selection->next) {
4780                 summaryview->display_msg = FALSE;
4781                 summary_set_menu_sensitive(summaryview);
4782                 toolbar_set_sensitive(summaryview->mainwin);
4783                 return;
4784         }
4785
4786         summaryview->selected = row;
4787
4788         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4789
4790         switch (column < 0 ? column : summaryview->col_state[column].type) {
4791         case S_COL_MARK:
4792                 if (MSG_IS_MARKED(msginfo->flags)) {
4793                         summary_unmark_row(summaryview, row);
4794                 } else
4795                         summary_mark_row(summaryview, row);
4796                 break;
4797         case S_COL_UNREAD:
4798                 if (MSG_IS_UNREAD(msginfo->flags)) {
4799                         summary_mark_row_as_read(summaryview, row);
4800                         summary_status_show(summaryview);
4801                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4802                          !MSG_IS_FORWARDED(msginfo->flags)) {
4803                         summary_mark_row_as_unread(summaryview, row);
4804                         summary_status_show(summaryview);
4805                 }
4806                 break;
4807         case S_COL_LOCKED:
4808                 if (MSG_IS_LOCKED(msginfo->flags)) {
4809                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4810                         summary_set_row_marks(summaryview, row);
4811                 }
4812                 else
4813                         summary_lock_row(summaryview, row);
4814                 break;
4815         default:
4816                 break;
4817         }
4818
4819         if (summaryview->display_msg ||
4820             (prefs_common.show_msg_with_cursor_key &&
4821              messageview_is_visible(summaryview->messageview))) {
4822                 summary_display_msg(summaryview, row);
4823                 summaryview->display_msg = FALSE;
4824         } else {
4825                 summary_set_menu_sensitive(summaryview);
4826                 toolbar_set_sensitive(summaryview->mainwin);
4827         }
4828 }
4829
4830 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4831                                 SummaryView *summaryview)
4832 {
4833         SummaryColumnType type = summaryview->col_state[column].type;
4834
4835         prefs_common.summary_col_size[type] = width;
4836 }
4837
4838 static void summary_reply_cb(SummaryView *summaryview, guint action,
4839                              GtkWidget *widget)
4840 {
4841         summary_reply(summaryview, (ComposeMode)action);
4842 }
4843
4844 static void summary_execute_cb(SummaryView *summaryview, guint action,
4845                                GtkWidget *widget)
4846 {
4847         summary_execute(summaryview);
4848 }
4849
4850 static void summary_show_all_header_cb(SummaryView *summaryview,
4851                                        guint action, GtkWidget *widget)
4852 {
4853         summary_display_msg_selected(summaryview,
4854                                      GTK_CHECK_MENU_ITEM(widget)->active);
4855 }
4856
4857 static void summary_add_address_cb(SummaryView *summaryview,
4858                                    guint action, GtkWidget *widget)
4859 {
4860         summary_add_address(summaryview);
4861 }
4862
4863 static void summary_create_filter_cb(SummaryView *summaryview,
4864                                      guint action, GtkWidget *widget)
4865 {
4866         summary_filter_open(summaryview, (PrefsFilterType)action);
4867 }
4868
4869 static void summary_sort_by_column_click(SummaryView *summaryview,
4870                                          FolderSortKey sort_key)
4871 {
4872         if (summaryview->sort_key == sort_key)
4873                 summary_sort(summaryview, sort_key,
4874                              summaryview->sort_type == SORT_ASCENDING
4875                              ? SORT_DESCENDING : SORT_ASCENDING);
4876         else
4877                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4878 }
4879
4880 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4881 {
4882         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4883 }
4884
4885 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4886 {
4887         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4888 }
4889
4890 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4891 {
4892         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4893 }
4894
4895 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4896 {
4897         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4898 }
4899
4900 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4901 {
4902         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4903 }
4904
4905 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4906 {
4907         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4908 }
4909
4910 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4911 {
4912         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4913 }
4914
4915 static void summary_subject_clicked(GtkWidget *button,
4916                                     SummaryView *summaryview)
4917 {
4918         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4919 }
4920
4921 static void summary_score_clicked(GtkWidget *button,
4922                                   SummaryView *summaryview)
4923 {
4924         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4925 }
4926
4927 static void summary_locked_clicked(GtkWidget *button,
4928                                    SummaryView *summaryview)
4929 {
4930         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4931 }
4932
4933 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4934                                SummaryView *summaryview)
4935 {
4936         GtkTargetList *list;
4937         GdkDragContext *context;
4938
4939         g_return_if_fail(summaryview != NULL);
4940         g_return_if_fail(summaryview->folder_item != NULL);
4941         g_return_if_fail(summaryview->folder_item->folder != NULL);
4942         if (summaryview->selected == NULL) return;
4943
4944         list = gtk_target_list_new(summary_drag_types, 1);
4945
4946         context = gtk_drag_begin(widget, list,
4947                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4948         gtk_drag_set_icon_default(context);
4949 }
4950
4951 static void summary_drag_data_get(GtkWidget        *widget,
4952                                   GdkDragContext   *drag_context,
4953                                   GtkSelectionData *selection_data,
4954                                   guint             info,
4955                                   guint             time,
4956                                   SummaryView      *summaryview)
4957 {
4958         if (info == TARGET_MAIL_URI_LIST) {
4959                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4960                 GList *cur;
4961                 MsgInfo *msginfo;
4962                 gchar *mail_list = NULL, *tmp1, *tmp2;
4963
4964                 for (cur = GTK_CLIST(ctree)->selection;
4965                      cur != NULL; cur = cur->next) {
4966                         msginfo = gtk_ctree_node_get_row_data
4967                                 (ctree, GTK_CTREE_NODE(cur->data));
4968                         tmp2 = procmsg_get_message_file(msginfo);
4969                         if (!tmp2) continue;
4970                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4971                         g_free(tmp2);
4972
4973                         if (!mail_list) {
4974                                 mail_list = tmp1;
4975                         } else {
4976                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4977                                 g_free(mail_list);
4978                                 g_free(tmp1);
4979                                 mail_list = tmp2;
4980                         }
4981                 }
4982
4983                 if (mail_list != NULL) {
4984                         gtk_selection_data_set(selection_data,
4985                                                selection_data->target, 8,
4986                                                mail_list, strlen(mail_list));
4987                         g_free(mail_list);
4988                 }
4989         } else if (info == TARGET_DUMMY) {
4990                 if (GTK_CLIST(summaryview->ctree)->selection)
4991                         gtk_selection_data_set(selection_data,
4992                                                selection_data->target, 8,
4993                                                "Dummy", 6);
4994         }
4995 }
4996
4997
4998 /* custom compare functions for sorting */
4999
5000 static gint summary_cmp_by_mark(GtkCList *clist,
5001                                 gconstpointer ptr1, gconstpointer ptr2)
5002 {
5003         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5004         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5005
5006         return MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags);
5007 }
5008
5009 static gint summary_cmp_by_unread(GtkCList *clist,
5010                                   gconstpointer ptr1, gconstpointer ptr2)
5011 {
5012         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5013         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5014
5015         return MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags);
5016 }
5017
5018 static gint summary_cmp_by_mime(GtkCList *clist,
5019                                 gconstpointer ptr1, gconstpointer ptr2)
5020 {
5021         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5022         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5023
5024         return MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags);
5025 }
5026
5027 static gint summary_cmp_by_num(GtkCList *clist,
5028                                gconstpointer ptr1, gconstpointer ptr2)
5029 {
5030         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5031         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5032
5033         return msginfo1->msgnum - msginfo2->msgnum;
5034 }
5035
5036 static gint summary_cmp_by_size(GtkCList *clist,
5037                                 gconstpointer ptr1, gconstpointer ptr2)
5038 {
5039         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5040         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5041
5042         return msginfo1->size - msginfo2->size;
5043 }
5044
5045 static gint summary_cmp_by_date(GtkCList *clist,
5046                                gconstpointer ptr1, gconstpointer ptr2)
5047 {
5048         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5049         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5050
5051         return msginfo1->date_t - msginfo2->date_t;
5052 }
5053
5054 static gint summary_cmp_by_from(GtkCList *clist,
5055                                gconstpointer ptr1, gconstpointer ptr2)
5056 {
5057         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5058         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5059
5060         if (!msginfo1->fromname)
5061                 return (msginfo2->fromname != NULL);
5062         if (!msginfo2->fromname)
5063                 return -1;
5064
5065         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
5066 }
5067
5068 static gint summary_cmp_by_to(GtkCList *clist,
5069                               gconstpointer ptr1, gconstpointer ptr2)
5070 {
5071         const gchar *str1, *str2;
5072         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5073         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5074         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5075
5076         g_return_val_if_fail(sv, -1);
5077
5078         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5079         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5080
5081         if (!str1)
5082                 return str2 != NULL;
5083
5084         if (!str2)
5085                 return -1;
5086
5087         if (g_strncasecmp(str1, "-->", 3) == 0)
5088                 str1 += 3;
5089         if (g_strncasecmp(str2, "-->", 3) == 0)
5090                 str2 += 3;
5091
5092         return strcasecmp(str1, str2);
5093 }
5094
5095 static gint summary_cmp_by_subject(GtkCList *clist,
5096                                gconstpointer ptr1, gconstpointer ptr2)
5097 {
5098         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5099         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5100
5101         if (!msginfo1->subject)
5102                 return (msginfo2->subject != NULL);
5103         if (!msginfo2->subject)
5104                 return -1;
5105
5106         return strcasecmp(msginfo1->subject, msginfo2->subject);
5107 }
5108
5109 static gint summary_cmp_by_simplified_subject
5110         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5111 {
5112         const PrefsFolderItem *prefs;
5113         const gchar *str1, *str2;
5114         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5115         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5116         const MsgInfo *msginfo1 = r1->data;
5117         const MsgInfo *msginfo2 = r2->data;
5118         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
5119
5120         g_return_val_if_fail(sv, -1);
5121         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5122
5123         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5124         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5125
5126         if (!str1)
5127                 return str2 != NULL;
5128
5129         if (!str2)
5130                 return -1;
5131
5132         prefs = msginfo1->folder->prefs;
5133         if (!prefs)
5134                 prefs = msginfo2->folder->prefs;
5135         if (!prefs)
5136                 return -1;
5137
5138         return strcasecmp(str1, str2);
5139 }
5140
5141 static gint summary_cmp_by_label(GtkCList *clist,
5142                                  gconstpointer ptr1, gconstpointer ptr2)
5143 {
5144         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5145         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5146
5147         return MSG_GET_COLORLABEL(msginfo1->flags) -
5148                 MSG_GET_COLORLABEL(msginfo2->flags);
5149 }
5150
5151 static void news_flag_crosspost(MsgInfo *msginfo)
5152 {
5153         GString *line;
5154         gpointer key;
5155         gpointer value;
5156         Folder *mff = msginfo->folder->folder;
5157
5158         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
5159                 line = g_string_sized_new(128);
5160                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5161                 debug_print("nfcp: checking <%s>", line->str);
5162                 if (mff->newsart &&
5163                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5164                         debug_print(" <%s>", (gchar *)value);
5165                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5166                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
5167                                 folder_update_item(msginfo->folder, FALSE);
5168                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
5169                         }
5170                         g_hash_table_remove(mff->newsart, key);
5171                         g_free(key);
5172                 }
5173                 g_string_free(line, TRUE);
5174                 debug_print("\n");
5175         }
5176 }
5177
5178 static gint summary_cmp_by_score(GtkCList *clist,
5179                                  gconstpointer ptr1, gconstpointer ptr2)
5180 {
5181         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5182         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5183         int diff;
5184
5185         /* if score are equal, sort by date */
5186
5187         diff = msginfo1->threadscore - msginfo2->threadscore;
5188         if (diff != 0)
5189                 return diff;
5190         else
5191                 return summary_cmp_by_date(clist, ptr1, ptr2);
5192 }
5193
5194 static gint summary_cmp_by_locked(GtkCList *clist,
5195                                   gconstpointer ptr1, gconstpointer ptr2)
5196 {
5197         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5198         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5199
5200         return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
5201 }
5202
5203 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5204 {
5205         SummaryView *summaryview = (SummaryView *) data;
5206         MsgInfo *msginfo;
5207
5208         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5209
5210         if (MSG_IS_NEW(msginfo->flags))
5211                 summaryview->newmsgs--;
5212         if (MSG_IS_UNREAD(msginfo->flags))
5213                 summaryview->unread--;
5214         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5215                 summaryview->unreadmarked--;
5216
5217         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5218
5219         summary_set_row_marks(summaryview, row);
5220         debug_print("Message %d is marked as ignore thread\n",
5221             msginfo->msgnum);
5222 }
5223
5224 static void summary_ignore_thread(SummaryView *summaryview)
5225 {
5226         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5227         GList *cur;
5228
5229         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5230                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
5231         }
5232         folder_update_items_when_required(FALSE);
5233
5234         summary_status_show(summaryview);
5235 }
5236
5237 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5238 {
5239         SummaryView *summaryview = (SummaryView *) data;
5240         MsgInfo *msginfo;
5241
5242         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5243
5244         if (MSG_IS_NEW(msginfo->flags))
5245                 summaryview->newmsgs++;
5246         if (MSG_IS_UNREAD(msginfo->flags))
5247                 summaryview->unread++;
5248         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5249                 summaryview->unreadmarked++;
5250
5251         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5252
5253         summary_set_row_marks(summaryview, row);
5254         debug_print("Message %d is marked as unignore thread\n",
5255             msginfo->msgnum);
5256 }
5257
5258 static void summary_unignore_thread(SummaryView *summaryview)
5259 {
5260         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5261         GList *cur;
5262
5263         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5264                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
5265         }
5266         folder_update_items_when_required(FALSE);
5267
5268         summary_status_show(summaryview);
5269 }
5270
5271 #if 0 /* OLD PROCESSING */
5272 static gboolean processing_apply_func(GNode *node, gpointer data)
5273 {
5274         FolderItem *item;
5275         GSList * processing;
5276         SummaryView * summaryview = (SummaryView *) data;
5277
5278         if (node == NULL)
5279                 return FALSE;
5280
5281         item = node->data;
5282         /* prevent from the warning */
5283         if (item->path == NULL)
5284                 return FALSE;
5285         processing = item->prefs->processing;
5286
5287
5288         if (processing != NULL) {
5289                 gchar * buf;
5290                 GSList * mlist;
5291                 GSList * cur;
5292
5293                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5294                 debug_print(buf);
5295                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5296                 g_free(buf);
5297
5298 /*
5299                 mlist = item->folder->get_msg_list(item->folder, item,
5300                                                    TRUE);
5301 */
5302                 mlist = folder_item_get_msg_list(item);
5303                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5304                         MsgInfo * msginfo;
5305
5306                         msginfo = (MsgInfo *) cur->data;
5307                         filter_message_by_msginfo(processing, msginfo, NULL);
5308                         procmsg_msginfo_free(msginfo);
5309                 }
5310
5311                 g_slist_free(mlist);
5312
5313                 STATUSBAR_POP(summaryview->mainwin);
5314         }
5315
5316
5317         return FALSE;
5318 }
5319
5320 void processing_apply(SummaryView * summaryview)
5321 {
5322         GList * cur;
5323
5324         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5325                 Folder *folder;
5326
5327                 folder = (Folder *) cur->data;
5328                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5329                                 processing_apply_func, summaryview);
5330         }
5331 }
5332 #endif
5333
5334 void summary_toggle_show_read_messages(SummaryView *summaryview)
5335 {
5336         if (summaryview->folder_item->hide_read_msgs)
5337                 summaryview->folder_item->hide_read_msgs = 0;
5338         else
5339                 summaryview->folder_item->hide_read_msgs = 1;
5340         summary_show(summaryview, summaryview->folder_item);
5341 }
5342
5343 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5344                                              guint action)
5345 {
5346         GtkWidget *widget;
5347
5348         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5349                                            "/View/Hide read messages");
5350         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5351                             GINT_TO_POINTER(1));
5352         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5353         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5354                             GINT_TO_POINTER(0));
5355 }
5356
5357 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5358 {
5359         GtkWidget *ctree = summaryview->ctree;
5360         GtkWidget *pixmap;
5361
5362         gtk_widget_destroy(summaryview->folder_pixmap);
5363
5364         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5365         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5366         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5367         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5368         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5369         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5370         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5371         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5372         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5373         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5374         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5375
5376         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5377         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5378         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5379         gtk_widget_show(pixmap);
5380         summaryview->folder_pixmap = pixmap;
5381
5382         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5383         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5384                               summaryview->quick_search_pixmap);
5385         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5386         gtk_widget_show(pixmap);
5387         summaryview->quick_search_pixmap = pixmap;
5388
5389         folderview_unselect(summaryview->folderview);
5390         folderview_select(summaryview->folderview, summaryview->folder_item);
5391 }
5392
5393 /*
5394  * Harvest addresses for selected messages in summary view.
5395  */
5396 void summary_harvest_address(SummaryView *summaryview)
5397 {
5398         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5399         GList *cur;
5400         GList *msgList;
5401         MsgInfo *msginfo;
5402
5403         msgList = NULL;
5404         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5405                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5406                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5407         }
5408         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5409         g_list_free( msgList );
5410 }
5411
5412 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5413 {
5414         int err;
5415         gchar buf[BUFFSIZE];
5416         regex_t *preg = NULL;
5417
5418         preg = g_new0(regex_t, 1);
5419
5420         err = string_match_precompile(simplify_subject_regexp,
5421                                       preg, REG_EXTENDED);
5422         if (err) {
5423                 regerror(err, preg, buf, BUFFSIZE);
5424                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5425                 g_free(preg);
5426                 preg = NULL;
5427         }
5428
5429         return preg;
5430 }
5431
5432 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5433 {
5434         g_return_if_fail(summaryview != NULL);
5435         g_return_if_fail(item != NULL);
5436
5437         /* Subject simplification */
5438         if(summaryview->simplify_subject_preg) {
5439                 regfree(summaryview->simplify_subject_preg);
5440                 g_free(summaryview->simplify_subject_preg);
5441                 summaryview->simplify_subject_preg = NULL;
5442         }
5443         if(item->prefs && item->prefs->simplify_subject_regexp &&
5444            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5445                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5446
5447         /* Sorting */
5448         summaryview->sort_key = item->sort_key;
5449         summaryview->sort_type = item->sort_type;
5450
5451         /* Threading */
5452         summaryview->threaded = item->threaded;
5453
5454         /* Scoring */
5455         if (global_scoring || item->prefs->scoring) {
5456                 summaryview->important_score = prefs_common.important_score;
5457                 if (item->prefs->important_score >
5458                     summaryview->important_score)
5459                         summaryview->important_score =
5460                                 item->prefs->important_score;
5461         }
5462 }
5463
5464 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5465 {
5466         /* Sorting */
5467         item->sort_key = summaryview->sort_key;
5468         item->sort_type = summaryview->sort_type;
5469
5470         /* Threading */
5471         item->threaded = summaryview->threaded;
5472 }
5473
5474 static gboolean summary_update_msg(gpointer source, gpointer data) {
5475         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5476         SummaryView *summaryview = (SummaryView *)data;
5477         GtkCTreeNode *node;
5478
5479         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5480         g_return_val_if_fail(summaryview != NULL, FALSE);
5481
5482         node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5483
5484         if (node)
5485                 summary_set_row_marks(summaryview, node);
5486
5487         return FALSE;
5488 }
5489
5490 /*
5491  * End of Source.
5492  */