src/summaryview.c

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