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 gboolean summary_button_pressed  (GtkWidget              *ctree,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static gboolean summary_button_released (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static gboolean 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"),            NULL, summary_mark,     0, NULL},
 408         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  NULL, 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         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 525                          G_CALLBACK(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_AUTOMATIC);
 542         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 543         gtk_widget_set_size_request(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
 563         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 564
 565         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 566                           G_CALLBACK(tog_searchbar_cb), summaryview);
 567
 568         /* create popup menu */
 569         n_entries = sizeof(summary_popup_entries) /
 570                 sizeof(summary_popup_entries[0]);
 571         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 572                                       "<SummaryView>", &popupfactory,
 573                                       summaryview);
 574
 575         summaryview->vbox = vbox;
 576         summaryview->scrolledwin = scrolledwin;
 577         summaryview->ctree = ctree;
 578         summaryview->hbox = hbox;
 579         summaryview->hbox_l = hbox_l;
 580         summaryview->statlabel_folder = statlabel_folder;
 581         summaryview->statlabel_select = statlabel_select;
 582         summaryview->statlabel_msgs = statlabel_msgs;
 583         summaryview->toggle_eventbox = toggle_eventbox;
 584         summaryview->toggle_arrow = toggle_arrow;
 585         summaryview->toggle_search = toggle_search;
 586         summaryview->popupmenu = popupmenu;
 587         summaryview->popupfactory = popupfactory;
 588         summaryview->lock_count = 0;
 589         summaryview->msginfo_update_callback_id =
 590                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 591
 592         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 593
 594         summaryview->quicksearch = quicksearch;
 595
 596         /* CLAWS: need this to get the SummaryView * from
 597          * the CList */
 598         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 599
 600         gtk_widget_show_all(vbox);
 601
 602         gtk_widget_show(vbox);
 603
 604         if (prefs_common.show_searchbar)
 605                 quicksearch_show(quicksearch);
 606         else
 607                 quicksearch_hide(quicksearch);
 608
 609         return summaryview;
 610 }
 611
 612 void summary_init(SummaryView *summaryview)
 613 {
 614         GtkStyle *style;
 615         GtkWidget *pixmap;
 616
 617         gtk_widget_realize(summaryview->ctree);
 618         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 619                          &markxpm, &markxpmmask);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 621                          &deletedxpm, &deletedxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 623                          &newxpm, &newxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 625                          &unreadxpm, &unreadxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 627                          &repliedxpm, &repliedxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 629                          &forwardedxpm, &forwardedxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 631                          &clipxpm, &clipxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 633                          &lockedxpm, &lockedxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 635                          &ignorethreadxpm, &ignorethreadxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 637                          &clipkeyxpm, &clipkeyxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 639                          &keyxpm, &keyxpmmask);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 641                          &gpgsignedxpm, &gpgsignedxpmmask);
 642
 643         if (!small_style) {
 644                 PangoFontDescription *font_desc = NULL;
 645
 646                 small_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 if (SMALL_FONT)
 649                         font_desc = pango_font_description_from_string
 650                                                 (SMALL_FONT);
 651                 if (font_desc) {
 652                         if (small_style->font_desc)
 653                                 pango_font_description_free(small_style->font_desc);
 654                         small_style->font_desc = font_desc;
 655                 }
 656                 small_marked_style = gtk_style_copy(small_style);
 657                 small_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 small_deleted_style = gtk_style_copy(small_style);
 660                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663         if (!bold_style) {
 664                 PangoFontDescription *font_desc = NULL;
 665                 bold_style = gtk_style_copy
 666                         (gtk_widget_get_style(summaryview->ctree));
 667                 if (BOLD_FONT)
 668                         font_desc = pango_font_description_from_string
 669                                                 (BOLD_FONT);
 670                 if (font_desc) {
 671                         if (bold_style->font_desc)
 672                                 pango_font_description_free
 673                                         (bold_style->font_desc);
 674                         bold_style->font_desc = font_desc;
 675                 }
 676                 bold_marked_style = gtk_style_copy(bold_style);
 677                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 678                         summaryview->color_marked;
 679                 bold_deleted_style = gtk_style_copy(bold_style);
 680                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 681                         summaryview->color_dim;
 682         }
 683
 684         style = gtk_style_copy(gtk_widget_get_style
 685                                 (summaryview->statlabel_folder));
 686         gtk_widget_set_style(summaryview->statlabel_folder, style);
 687         gtk_widget_set_style(summaryview->statlabel_select, style);
 688         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 689
 690         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 691         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 692         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 693         gtk_widget_show(pixmap);
 694         summaryview->folder_pixmap = pixmap;
 695
 696         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 697         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 698         gtk_widget_show(pixmap);
 699         summaryview->quick_search_pixmap = pixmap;
 700
 701         /* Init summaryview prefs */
 702         summaryview->sort_key = SORT_BY_NONE;
 703         summaryview->sort_type = SORT_ASCENDING;
 704
 705         /* Init summaryview extra data */
 706         summaryview->simplify_subject_preg = NULL;
 707
 708         summary_clear_list(summaryview);
 709         summary_set_column_titles(summaryview);
 710         summary_colorlabel_menu_create(summaryview);
 711         summary_set_menu_sensitive(summaryview);
 712
 713 }
 714
 715 #if 0
 716 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 717                                                  GtkCTreeNode *current_node)
 718 {
 719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 720         GtkCTreeNode *node;
 721         MsgInfo *msginfo;
 722         gint best_score = MIN_SCORE;
 723         GtkCTreeNode *best_node = NULL;
 724
 725         if (current_node)
 726                 /*node = current_node;*/
 727                 node = GTK_CTREE_NODE_NEXT(current_node);
 728         else
 729                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 730
 731         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 732                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 733                 if (msginfo->score >= summaryview->important_score)
 734                         break;
 735                 if (msginfo->score > best_score) {
 736                         best_score = msginfo->score;
 737                         best_node = node;
 738                 }
 739         }
 740
 741         if (node != NULL)
 742                 return node;
 743         else
 744                 return best_node;
 745 }
 746
 747 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 748                                                  GtkCTreeNode *current_node)
 749 {
 750         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 751         GtkCTreeNode *node;
 752         MsgInfo *msginfo;
 753         gint best_score = MIN_SCORE;
 754         GtkCTreeNode *best_node = NULL;
 755
 756         if (current_node)
 757                 /*node = current_node;*/
 758                 node = GTK_CTREE_NODE_PREV(current_node);
 759         else
 760                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 761
 762         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 763                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 764                 if (msginfo->score >= summaryview->important_score)
 765                         break;
 766                 if (msginfo->score > best_score) {
 767                         best_score = msginfo->score;
 768                         best_node = node;
 769                 }
 770         }
 771
 772         if (node != NULL)
 773                 return node;
 774         else
 775                 return best_node;
 776 }
 777 #endif
 778
 779 #define CURRENTLY_DISPLAYED(m) \
 780 ( (m->msgnum == displayed_msgnum) \
 781   && (!g_strcasecmp(m->folder->name,item->name)) )
 782
 783 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 784 {
 785         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 786         GtkCTreeNode *node;
 787         GSList *mlist = NULL;
 788         gchar *buf;
 789         gboolean is_refresh;
 790         guint selected_msgnum = 0;
 791         guint displayed_msgnum = 0;
 792         GSList *cur;
 793         GSList *not_killed;
 794
 795         if (summary_is_locked(summaryview)) return FALSE;
 796
 797         inc_lock();
 798         summary_lock(summaryview);
 799
 800         if (!prefs_common.summary_quicksearch_sticky
 801          && !quicksearch_is_running(summaryview->quicksearch)) {
 802                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 803         }
 804
 805         /* STATUSBAR_POP(summaryview->mainwin); */
 806
 807         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 808         if (is_refresh) {
 809                 selected_msgnum = summary_get_msgnum(summaryview,
 810                                                      summaryview->selected);
 811                 displayed_msgnum = summary_get_msgnum(summaryview,
 812                                                       summaryview->displayed);
 813         }
 814
 815         /* process the marks if any */
 816         if (summaryview->mainwin->lock_count == 0 &&
 817             (summaryview->moved > 0 || summaryview->copied > 0)) {
 818                 AlertValue val;
 819
 820                 val = alertpanel(_("Process mark"),
 821                                  _("Some marks are left. Process it?"),
 822                                  _("Yes"), _("No"), _("Cancel"));
 823                 if (G_ALERTDEFAULT == val) {
 824                         summary_unlock(summaryview);
 825                         summary_execute(summaryview);
 826                         summary_lock(summaryview);
 827                 } else if (G_ALERTALTERNATE == val) {
 828                         /* DO NOTHING */
 829                 } else {
 830                         summary_unlock(summaryview);
 831                         inc_unlock();
 832                         return FALSE;
 833                 }
 834                 folder_update_op_count();
 835         }
 836
 837         gtk_clist_freeze(GTK_CLIST(ctree));
 838
 839         summary_clear_list(summaryview);
 840         summary_set_column_titles(summaryview);
 841
 842         buf = NULL;
 843         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 844                 g_free(buf);
 845                 debug_print("empty folder\n\n");
 846                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 847                 summary_clear_all(summaryview);
 848                 summaryview->folder_item = item;
 849                 gtk_clist_thaw(GTK_CLIST(ctree));
 850                 summary_unlock(summaryview);
 851                 inc_unlock();
 852                 return TRUE;
 853         }
 854         g_free(buf);
 855
 856         if (!is_refresh)
 857                 messageview_clear(summaryview->messageview);
 858
 859         summaryview->folder_item = item;
 860         item->opened = TRUE;
 861
 862         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 863         debug_print("%s\n", buf);
 864         STATUSBAR_PUSH(summaryview->mainwin, buf);
 865         g_free(buf);
 866
 867         main_window_cursor_wait(summaryview->mainwin);
 868
 869 /*
 870         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 871
 872         !!! NEW !!!
 873         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 874         BY OTHER PROGRAMS TO THE FOLDER
 875 */
 876         mlist = folder_item_get_msg_list(item);
 877
 878         if (summaryview->folder_item->hide_read_msgs) {
 879                 GSList *not_killed;
 880
 881                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 882                 not_killed = NULL;
 883                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 884                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 885
 886                         if ((MSG_IS_UNREAD(msginfo->flags)
 887                              || MSG_IS_MARKED(msginfo->flags)
 888                              || MSG_IS_LOCKED(msginfo->flags)
 889                              || CURRENTLY_DISPLAYED(msginfo))
 890                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 891                                 not_killed = g_slist_prepend(not_killed, msginfo);
 892                         else
 893                                 procmsg_msginfo_free(msginfo);
 894                 }
 895                 g_slist_free(mlist);
 896                 mlist = not_killed;
 897         } else {
 898                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 899         }
 900
 901         if (quicksearch_is_active(summaryview->quicksearch)) {
 902                 GSList *not_killed;
 903
 904                 not_killed = NULL;
 905                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 906                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 907
 908                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 909                                 not_killed = g_slist_prepend(not_killed, msginfo);
 910                         else
 911                                 procmsg_msginfo_free(msginfo);
 912                 }
 913
 914                 g_slist_free(mlist);
 915                 mlist = not_killed;
 916         }
 917
 918 #if 0
 919         if ((global_scoring || item->prefs->scoring)) {
 920                 GSList *not_killed;
 921                 gint kill_score;
 922
 923                 not_killed = NULL;
 924                 kill_score = prefs_common.kill_score;
 925                 if (item->prefs->kill_score > kill_score)
 926                         kill_score = item->prefs->kill_score;
 927                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 928                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 929
 930                         if (msginfo->score > kill_score)
 931                                 not_killed = g_slist_prepend(not_killed, msginfo);
 932                         else
 933                                 procmsg_msginfo_free(msginfo);
 934                 }
 935                 g_slist_free(mlist);
 936                 mlist = not_killed;
 937         }
 938 #endif
 939         not_killed = NULL;
 940         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 941                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 942
 943                 if (!msginfo->hidden)
 944                         not_killed = g_slist_prepend(not_killed, msginfo);
 945                 else
 946                         procmsg_msginfo_free(msginfo);
 947         }
 948         g_slist_free(mlist);
 949         mlist = not_killed;
 950
 951         STATUSBAR_POP(summaryview->mainwin);
 952
 953         /* set ctree and hash table from the msginfo list, and
 954            create the thread */
 955         summary_set_ctree_from_list(summaryview, mlist);
 956
 957         g_slist_free(mlist);
 958
 959         if (summaryview->sort_key != SORT_BY_NONE)
 960                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 961
 962         gtk_clist_thaw(GTK_CLIST(ctree));
 963
 964         if (is_refresh) {
 965                 summaryview->displayed =
 966                         summary_find_msg_by_msgnum(summaryview,
 967                                                    displayed_msgnum);
 968                 if (!summaryview->displayed)
 969                         messageview_clear(summaryview->messageview);
 970                 summary_select_by_msgnum(summaryview, selected_msgnum);
 971                 if (!summaryview->selected) {
 972                         /* no selected message - select first unread
 973                            message, but do not display it */
 974                         node = summary_find_next_flagged_msg(summaryview, NULL,
 975                                                              MSG_UNREAD, FALSE);
 976                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 977                                 node = gtk_ctree_node_nth
 978                                         (ctree,
 979                                          item->sort_type == SORT_DESCENDING
 980                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 981                         summary_select_node(summaryview, node, FALSE, TRUE);
 982                 }
 983         } else {
 984                 /* select first unread message */
 985 #if 0
 986                 if (summaryview->sort_key == SORT_BY_SCORE)
 987                         node = summary_find_next_important_score(summaryview,
 988                                                                  NULL);
 989                 else
 990 #endif
 991                 node = summary_find_next_flagged_msg(summaryview, NULL,
 992                                                      MSG_UNREAD, FALSE);
 993                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 994                         node = gtk_ctree_node_nth
 995                                 (ctree,
 996                                  item->sort_type == SORT_DESCENDING
 997                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 998                 }
 999                 if (prefs_common.open_unread_on_enter ||
1000                     prefs_common.always_show_msg) {
1001                         summary_unlock(summaryview);
1002                         summary_select_node(summaryview, node,
1003                                             messageview_is_visible(summaryview->messageview),
1004                                             TRUE);
1005                         summary_lock(summaryview);
1006                 } else
1007                         summary_select_node(summaryview, node, FALSE, TRUE);
1008         }
1009
1010         summary_set_column_titles(summaryview);
1011         summary_status_show(summaryview);
1012         summary_set_menu_sensitive(summaryview);
1013         toolbar_main_set_sensitive(summaryview->mainwin);
1014
1015         debug_print("\n");
1016         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1017         STATUSBAR_POP(summaryview->mainwin);
1018         main_window_cursor_normal(summaryview->mainwin);
1019         summary_unlock(summaryview);
1020         inc_unlock();
1021
1022         return TRUE;
1023 }
1024
1025 #undef CURRENTLY_DISPLAYED
1026
1027 void summary_clear_list(SummaryView *summaryview)
1028 {
1029         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1030         gint optimal_width;
1031
1032         gtk_clist_freeze(clist);
1033
1034         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1035                                 NULL, summary_free_msginfo_func, NULL);
1036
1037         if (summaryview->folder_item) {
1038                 summaryview->folder_item->opened = FALSE;
1039                 summaryview->folder_item = NULL;
1040         }
1041
1042         summaryview->display_msg = FALSE;
1043
1044         summaryview->selected = NULL;
1045         summaryview->displayed = NULL;
1046         summaryview->total_size = 0;
1047         summaryview->deleted = summaryview->moved = 0;
1048         summaryview->copied = 0;
1049         if (summaryview->msgid_table) {
1050                 g_hash_table_destroy(summaryview->msgid_table);
1051                 summaryview->msgid_table = NULL;
1052         }
1053         if (summaryview->subject_table) {
1054                 g_hash_table_destroy(summaryview->subject_table);
1055                 summaryview->subject_table = NULL;
1056         }
1057         summaryview->mlist = NULL;
1058
1059         gtk_clist_clear(clist);
1060         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1061                 optimal_width = gtk_clist_optimal_column_width
1062                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1063                 gtk_clist_set_column_width
1064                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1065                          optimal_width);
1066         }
1067
1068         gtk_clist_thaw(clist);
1069 }
1070
1071 void summary_clear_all(SummaryView *summaryview)
1072 {
1073         messageview_clear(summaryview->messageview);
1074         summary_clear_list(summaryview);
1075         summary_set_menu_sensitive(summaryview);
1076         toolbar_main_set_sensitive(summaryview->mainwin);
1077         summary_status_show(summaryview);
1078 }
1079
1080 void summary_lock(SummaryView *summaryview)
1081 {
1082         summaryview->lock_count++;
1083 }
1084
1085 void summary_unlock(SummaryView *summaryview)
1086 {
1087         if (summaryview->lock_count)
1088                 summaryview->lock_count--;
1089 }
1090
1091 gboolean summary_is_locked(SummaryView *summaryview)
1092 {
1093         return summaryview->lock_count > 0;
1094 }
1095
1096 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1097 {
1098         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1099         SummarySelection selection;
1100
1101         if (!clist->row_list)
1102                 selection = SUMMARY_NONE;
1103         else if (!clist->selection)
1104                 selection = SUMMARY_SELECTED_NONE;
1105         else if (!clist->selection->next)
1106                 selection = SUMMARY_SELECTED_SINGLE;
1107         else
1108                 selection = SUMMARY_SELECTED_MULTIPLE;
1109
1110         return selection;
1111 }
1112
1113 /*!
1114  *\return       MsgInfo * Selected message if there's one selected;
1115  *              if multiple selected, or none, return NULL.
1116  */
1117 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1118 {
1119         /* summaryview->selected may be valid when multiple
1120          * messages were selected */
1121         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1122
1123         if (sellist == NULL || sellist->next)
1124                 return NULL;
1125
1126         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1127 }
1128
1129 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1130 {
1131         GSList *mlist = NULL;
1132         GList *cur;
1133         MsgInfo *msginfo;
1134
1135         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1136              cur = cur->next) {
1137                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1138                 mlist = g_slist_prepend(mlist, msginfo);
1139         }
1140
1141         mlist = g_slist_reverse(mlist);
1142
1143         return mlist;
1144 }
1145
1146 GSList *summary_get_msg_list(SummaryView *summaryview)
1147 {
1148         GSList *mlist = NULL;
1149         GtkCTree *ctree;
1150         GtkCTreeNode *node;
1151         MsgInfo *msginfo;
1152
1153         ctree = GTK_CTREE(summaryview->ctree);
1154
1155         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1156              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1157                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1158                 mlist = g_slist_prepend(mlist, msginfo);
1159         }
1160
1161         mlist = g_slist_reverse(mlist);
1162
1163         return mlist;
1164 }
1165
1166 static void summary_set_menu_sensitive(SummaryView *summaryview)
1167 {
1168         GtkItemFactory *ifactory = summaryview->popupfactory;
1169         SensitiveCond state;
1170         gboolean sensitive;
1171         GtkWidget *menuitem;
1172         gint i;
1173
1174         static const struct {
1175                 gchar *const entry;
1176                 SensitiveCond cond;
1177         } entry[] = {
1178                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1179                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1180                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1181                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1182                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1183                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1184
1185                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1186                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1187
1188                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1189
1190                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1191                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1192                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1193                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1194
1195                 {"/Mark"                        , M_TARGET_EXIST},
1196                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1197                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1198                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1199                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1200                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1201                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1202                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1203                 {"/Color label"                 , M_TARGET_EXIST},
1204
1205                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1206                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1207                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1208
1209                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1210                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1211                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1212                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1213 #if 0
1214                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1215                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1216
1217                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1218                 {"/Select all"                  , M_TARGET_EXIST},
1219 #endif
1220                 {NULL, 0}
1221         };
1222
1223         main_window_set_menu_sensitive(summaryview->mainwin);
1224
1225         state = main_window_get_current_state(summaryview->mainwin);
1226
1227         for (i = 0; entry[i].entry != NULL; i++) {
1228                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1229                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1230         }
1231
1232
1233         summary_lock(summaryview);
1234         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1235         gtk_check_menu_item_set_active
1236                 (GTK_CHECK_MENU_ITEM(menuitem),
1237                  summaryview->messageview->mimeview->textview->show_all_headers);
1238         summary_unlock(summaryview);
1239 }
1240
1241 void summary_select_prev_unread(SummaryView *summaryview)
1242 {
1243         GtkCTreeNode *node;
1244
1245         node = summary_find_prev_flagged_msg
1246                 (summaryview, summaryview->selected, MSG_UNREAD, TRUE);
1247
1248         if (!node) {
1249                 AlertValue val = 0;
1250
1251                 switch (prefs_common.next_unread_msg_dialog) {
1252                         case NEXTUNREADMSGDIALOG_ALWAYS:
1253                                 val = alertpanel(_("No more unread messages"),
1254                                                  _("No unread message found. "
1255                                                    "Search from the end?"),
1256                                                  _("Yes"), _("No"), NULL);
1257                                 break;
1258                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1259                                 val = G_ALERTDEFAULT;
1260                                 break;
1261                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1262                                 val = !G_ALERTDEFAULT;
1263                                 break;
1264                         default:
1265                                 debug_print(
1266                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1267                 }
1268                 if (val != G_ALERTDEFAULT) return;
1269                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1270                                                      MSG_UNREAD, FALSE);
1271         }
1272
1273         if (!node)
1274                 alertpanel_notice(_("No unread messages."));
1275         else
1276                 summary_select_node(summaryview, node, TRUE, FALSE);
1277 }
1278
1279 void summary_select_next_unread(SummaryView *summaryview)
1280 {
1281         GtkCTreeNode *node = summaryview->selected;
1282         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1283
1284         node = summary_find_next_flagged_msg
1285                 (summaryview, node, MSG_UNREAD, TRUE);
1286
1287         if (node)
1288                 summary_select_node(summaryview, node, TRUE, FALSE);
1289         else {
1290                 node = summary_find_next_flagged_msg
1291                         (summaryview, NULL, MSG_UNREAD, FALSE);
1292                 if (node == NULL) {
1293                         AlertValue val = 0;
1294
1295                         switch (prefs_common.next_unread_msg_dialog) {
1296                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1297                                         val = alertpanel(_("No more unread messages"),
1298                                                          _("No unread message found. "
1299                                                            "Go to next folder?"),
1300                                                          _("Yes"), _("No"), NULL);
1301                                         break;
1302                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1303                                         val = G_ALERTDEFAULT;
1304                                         break;
1305                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1306                                         val = G_ALERTOTHER;
1307                                         break;
1308                                 default:
1309                                         debug_print(
1310                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1311                         }
1312
1313                         if (val == G_ALERTDEFAULT) {
1314                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1315                                                          "key_press_event");
1316                                 folderview_select_next_unread(summaryview->folderview);
1317                                 return;
1318                         }
1319                         else
1320                                 return;
1321                 } else
1322                         summary_select_node(summaryview, node, TRUE, FALSE);
1323
1324         }
1325 }
1326
1327 void summary_select_prev_new(SummaryView *summaryview)
1328 {
1329         GtkCTreeNode *node;
1330
1331         node = summary_find_prev_flagged_msg
1332                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1333
1334         if (!node) {
1335                 AlertValue val;
1336
1337                 val = alertpanel(_("No more new messages"),
1338                                  _("No new message found. "
1339                                    "Search from the end?"),
1340                                  _("Yes"), _("No"), NULL);
1341                 if (val != G_ALERTDEFAULT) return;
1342                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1343                                                      MSG_NEW, FALSE);
1344         }
1345
1346         if (!node)
1347                 alertpanel_notice(_("No new messages."));
1348         else
1349                 summary_select_node(summaryview, node, TRUE, FALSE);
1350 }
1351
1352 void summary_select_next_new(SummaryView *summaryview)
1353 {
1354         GtkCTreeNode *node = summaryview->selected;
1355         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1356
1357         while ((node = summary_find_next_flagged_msg
1358                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1359                 AlertValue val;
1360
1361                 val = alertpanel(_("No more new messages"),
1362                                  _("No new message found. "
1363                                    "Go to next folder?"),
1364                                  _("Yes"), _("Search again"), _("No"));
1365                 if (val == G_ALERTDEFAULT) {
1366                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1367                         folderview_select_next_unread(summaryview->folderview);
1368                         return;
1369                 } else if (val == G_ALERTALTERNATE)
1370                         node = NULL;
1371                 else
1372                         return;
1373         }
1374
1375         if (node)
1376                 summary_select_node(summaryview, node, TRUE, FALSE);
1377 }
1378
1379 void summary_select_prev_marked(SummaryView *summaryview)
1380 {
1381         GtkCTreeNode *node;
1382
1383         node = summary_find_prev_flagged_msg
1384                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1385
1386         if (!node) {
1387                 AlertValue val;
1388
1389                 val = alertpanel(_("No more marked messages"),
1390                                  _("No marked message found. "
1391                                    "Search from the end?"),
1392                                  _("Yes"), _("No"), NULL);
1393                 if (val != G_ALERTDEFAULT) return;
1394                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1395                                                      MSG_MARKED, TRUE);
1396         }
1397
1398         if (!node)
1399                 alertpanel_notice(_("No marked messages."));
1400         else
1401                 summary_select_node(summaryview, node, TRUE, FALSE);
1402 }
1403
1404 void summary_select_next_marked(SummaryView *summaryview)
1405 {
1406         GtkCTreeNode *node;
1407
1408         node = summary_find_next_flagged_msg
1409                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1410
1411         if (!node) {
1412                 AlertValue val;
1413
1414                 val = alertpanel(_("No more marked messages"),
1415                                  _("No marked message found. "
1416                                    "Search from the beginning?"),
1417                                  _("Yes"), _("No"), NULL);
1418                 if (val != G_ALERTDEFAULT) return;
1419                 node = summary_find_next_flagged_msg(summaryview, NULL,
1420                                                      MSG_MARKED, TRUE);
1421         }
1422
1423         if (!node)
1424                 alertpanel_notice(_("No marked messages."));
1425         else
1426                 summary_select_node(summaryview, node, TRUE, FALSE);
1427 }
1428
1429 void summary_select_prev_labeled(SummaryView *summaryview)
1430 {
1431         GtkCTreeNode *node;
1432
1433         node = summary_find_prev_flagged_msg
1434                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1435
1436         if (!node) {
1437                 AlertValue val;
1438
1439                 val = alertpanel(_("No more labeled messages"),
1440                                  _("No labeled message found. "
1441                                    "Search from the end?"),
1442                                  _("Yes"), _("No"), NULL);
1443                 if (val != G_ALERTDEFAULT) return;
1444                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1445                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1446         }
1447
1448         if (!node)
1449                 alertpanel_notice(_("No labeled messages."));
1450         else
1451                 summary_select_node(summaryview, node, TRUE, FALSE);
1452 }
1453
1454 void summary_select_next_labeled(SummaryView *summaryview)
1455 {
1456         GtkCTreeNode *node;
1457
1458         node = summary_find_next_flagged_msg
1459                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1460
1461         if (!node) {
1462                 AlertValue val;
1463
1464                 val = alertpanel(_("No more labeled messages"),
1465                                  _("No labeled message found. "
1466                                    "Search from the beginning?"),
1467                                  _("Yes"), _("No"), NULL);
1468                 if (val != G_ALERTDEFAULT) return;
1469                 node = summary_find_next_flagged_msg(summaryview, NULL,
1470                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1471         }
1472
1473         if (!node)
1474                 alertpanel_notice(_("No labeled messages."));
1475         else
1476                 summary_select_node(summaryview, node, TRUE, FALSE);
1477 }
1478
1479 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1480 {
1481         GtkCTreeNode *node;
1482
1483         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1484         summary_select_node(summaryview, node, FALSE, TRUE);
1485 }
1486
1487 /**
1488  * summary_select_node:
1489  * @summaryview: Summary view.
1490  * @node: Summary tree node.
1491  * @display_msg: TRUE to display the selected message.
1492  * @do_refresh: TRUE to refresh the widget.
1493  *
1494  * Select @node (bringing it into view by scrolling and expanding its
1495  * thread, if necessary) and unselect all others.  If @display_msg is
1496  * TRUE, display the corresponding message in the message view.
1497  * If @do_refresh is TRUE, the widget is refreshed.
1498  **/
1499 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1500                          gboolean display_msg, gboolean do_refresh)
1501 {
1502         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1503
1504         if (node) {
1505                 gtkut_ctree_expand_parent_all(ctree, node);
1506                 if (do_refresh) {
1507                         GTK_EVENTS_FLUSH();
1508                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1509                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1510                 }
1511                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1512                 if (display_msg && summaryview->displayed == node)
1513                         summaryview->displayed = NULL;
1514                 summaryview->display_msg = display_msg;
1515                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1516         }
1517 }
1518
1519 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1520 {
1521         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1522         MsgInfo *msginfo;
1523
1524         if (!node)
1525                 return 0;
1526         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1527         return msginfo->msgnum;
1528 }
1529
1530 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1531                                            GtkCTreeNode *current_node)
1532 {
1533         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1534         GtkCTreeNode *node;
1535         MsgInfo *msginfo;
1536
1537         if (current_node)
1538                 node = current_node;
1539         else
1540                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1541
1542         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1543                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1544                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1545         }
1546
1547         return node;
1548 }
1549
1550 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1551                                            GtkCTreeNode *current_node)
1552 {
1553         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1554         GtkCTreeNode *node;
1555         MsgInfo *msginfo;
1556
1557         if (current_node)
1558                 node = current_node;
1559         else
1560                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1561
1562         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1563                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1564                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1565         }
1566
1567         return node;
1568 }
1569
1570 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1571                                                    GtkCTreeNode *current_node,
1572                                                    MsgPermFlags flags,
1573                                                    gboolean start_from_prev)
1574 {
1575         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1576         GtkCTreeNode *node;
1577         MsgInfo *msginfo;
1578
1579         if (current_node) {
1580                 if (start_from_prev)
1581                         node = GTK_CTREE_NODE_PREV(current_node);
1582                 else
1583                         node = current_node;
1584         } else
1585                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1586
1587         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1588                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1589                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1590         }
1591
1592         return node;
1593 }
1594
1595 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1596                                                    GtkCTreeNode *current_node,
1597                                                    MsgPermFlags flags,
1598                                                    gboolean start_from_next)
1599 {
1600         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1601         GtkCTreeNode *node;
1602         MsgInfo *msginfo;
1603
1604         if (current_node) {
1605                 if (start_from_next)
1606                         node = gtkut_ctree_node_next(ctree, current_node);
1607                 else
1608                         node = current_node;
1609         } else
1610                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1611
1612         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1613                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1614                 /* Find msg with matching flags but ignore messages with
1615                    ignore flags, if searching for new or unread messages */
1616                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1617                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1618                         break;
1619         }
1620
1621         return node;
1622 }
1623
1624 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1625                                                 guint msgnum)
1626 {
1627         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1628         GtkCTreeNode *node;
1629         MsgInfo *msginfo;
1630
1631         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1632
1633         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1634                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1635                 if (msginfo && msginfo->msgnum == msgnum) break;
1636         }
1637
1638         return node;
1639 }
1640
1641 static guint attract_hash_func(gconstpointer key)
1642 {
1643         gchar *str;
1644         gchar *p;
1645         guint h;
1646
1647         Xstrdup_a(str, (const gchar *)key, return 0);
1648         trim_subject(str);
1649
1650         p = str;
1651         h = *p;
1652
1653         if (h) {
1654                 for (p += 1; *p != '\0'; p++)
1655                         h = (h << 5) - h + *p;
1656         }
1657
1658         return h;
1659 }
1660
1661 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1662 {
1663         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1664 }
1665
1666 void summary_attract_by_subject(SummaryView *summaryview)
1667 {
1668         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1669         GtkCList *clist = GTK_CLIST(ctree);
1670         GtkCTreeNode *src_node;
1671         GtkCTreeNode *dst_node, *sibling;
1672         GtkCTreeNode *tmp;
1673         MsgInfo *src_msginfo, *dst_msginfo;
1674         GHashTable *subject_table;
1675
1676         debug_print("Attracting messages by subject...");
1677         STATUSBAR_PUSH(summaryview->mainwin,
1678                        _("Attracting messages by subject..."));
1679
1680         main_window_cursor_wait(summaryview->mainwin);
1681         gtk_clist_freeze(clist);
1682
1683         subject_table = g_hash_table_new(attract_hash_func,
1684                                          attract_compare_func);
1685
1686         for (src_node = GTK_CTREE_NODE(clist->row_list);
1687              src_node != NULL;
1688              src_node = tmp) {
1689                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1690                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1691                 if (!src_msginfo) continue;
1692                 if (!src_msginfo->subject) continue;
1693
1694                 /* find attracting node */
1695                 dst_node = g_hash_table_lookup(subject_table,
1696                                                src_msginfo->subject);
1697
1698                 if (dst_node) {
1699                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1700
1701                         /* if the time difference is more than 20 days,
1702                            don't attract */
1703                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1704                             > 60 * 60 * 24 * 20)
1705                                 continue;
1706
1707                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1708                         if (src_node != sibling)
1709                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1710                 }
1711
1712                 g_hash_table_insert(subject_table,
1713                                     src_msginfo->subject, src_node);
1714         }
1715
1716         g_hash_table_destroy(subject_table);
1717
1718         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1719
1720         gtk_clist_thaw(clist);
1721
1722         debug_print("done.\n");
1723         STATUSBAR_POP(summaryview->mainwin);
1724
1725         main_window_cursor_normal(summaryview->mainwin);
1726 }
1727
1728 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1729                                       gpointer data)
1730 {
1731         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1732
1733         if (msginfo)
1734                 procmsg_msginfo_free(msginfo);
1735 }
1736
1737 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1738                                    gpointer data)
1739 {
1740         SummaryView *summaryview = data;
1741         MsgInfo *msginfo;
1742
1743         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1744
1745         if (msginfo->folder && msginfo->folder->folder &&
1746             msginfo->folder->folder->klass->type == F_NEWS)
1747                 news_flag_crosspost(msginfo);
1748
1749         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1750         && procmsg_msg_has_marked_parent(msginfo))
1751                 summaryview->unreadmarked++;
1752
1753         if (MSG_IS_DELETED(msginfo->flags))
1754                 summaryview->deleted++;
1755
1756         summaryview->total_size += msginfo->size;
1757
1758         summary_set_row_marks(summaryview, node);
1759 }
1760
1761 static void summary_update_status(SummaryView *summaryview)
1762 {
1763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1764         GtkCTreeNode *node;
1765         MsgInfo *msginfo;
1766
1767         summaryview->total_size =
1768         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1769
1770         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1771              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1772                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1773
1774                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1775                 && procmsg_msg_has_marked_parent(msginfo))
1776                         summaryview->unreadmarked++;
1777                 if (MSG_IS_DELETED(msginfo->flags))
1778                         summaryview->deleted++;
1779                 if (MSG_IS_MOVE(msginfo->flags))
1780                         summaryview->moved++;
1781                 if (MSG_IS_COPY(msginfo->flags))
1782                         summaryview->copied++;
1783                 summaryview->total_size += msginfo->size;
1784         }
1785 }
1786
1787 static void summary_status_show(SummaryView *summaryview)
1788 {
1789         gchar *str;
1790         gchar *del, *mv, *cp;
1791         gchar *sel;
1792         gchar *spc;
1793         gchar *itstr;
1794         GList *rowlist, *cur;
1795         guint n_selected = 0;
1796         off_t sel_size = 0;
1797         MsgInfo *msginfo;
1798         gchar *name;
1799
1800         if (!summaryview->folder_item) {
1801                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1802                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1803                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1804                 return;
1805         }
1806
1807         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1808         for (cur = rowlist; cur != NULL; cur = cur->next) {
1809                 msginfo = gtk_ctree_node_get_row_data
1810                         (GTK_CTREE(summaryview->ctree),
1811                          GTK_CTREE_NODE(cur->data));
1812                 if (!msginfo)
1813                         g_warning("summary_status_show(): msginfo == NULL\n");
1814                 else {
1815                         sel_size += msginfo->size;
1816                         n_selected++;
1817                 }
1818         }
1819
1820         name = folder_item_get_name(summaryview->folder_item);
1821         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1822         g_free(name);
1823
1824         if (summaryview->deleted)
1825                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1826         else
1827                 del = g_strdup("");
1828         if (summaryview->moved)
1829                 mv = g_strdup_printf(_("%s%d moved"),
1830                                      summaryview->deleted ? _(", ") : "",
1831                                      summaryview->moved);
1832         else
1833                 mv = g_strdup("");
1834         if (summaryview->copied)
1835                 cp = g_strdup_printf(_("%s%d copied"),
1836                                      summaryview->deleted ||
1837                                      summaryview->moved ? _(", ") : "",
1838                                      summaryview->copied);
1839         else
1840                 cp = g_strdup("");
1841
1842         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1843                 spc = "    ";
1844         else
1845                 spc = "";
1846
1847         if (n_selected) {
1848                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1849                 if (n_selected == 1)
1850                         itstr = g_strdup(_(" item selected"));
1851                 else
1852                         itstr = g_strdup(_(" items selected"));
1853         } else {
1854                 sel = g_strdup("");
1855                 itstr = g_strdup("");
1856         }
1857
1858         str = g_strconcat(n_selected ? itos(n_selected) : "",
1859                                         itstr, sel, spc, del, mv, cp, NULL);
1860         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1861         g_free(str);
1862         g_free(sel);
1863         g_free(del);
1864         g_free(mv);
1865         g_free(cp);
1866         g_free(itstr);
1867
1868         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1869
1870                                       summaryview->folder_item->new_msgs,
1871                                       summaryview->folder_item->unread_msgs,
1872                                       summaryview->folder_item->total_msgs,
1873                                       to_human_readable(summaryview->total_size));
1874         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1875         g_free(str);
1876 }
1877
1878 static void summary_set_column_titles(SummaryView *summaryview)
1879 {
1880         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1881         GtkWidget *hbox;
1882         GtkWidget *label;
1883         GtkWidget *arrow;
1884         gint pos;
1885         const gchar *title;
1886         SummaryColumnType type;
1887         gboolean single_char;
1888         GtkJustification justify;
1889
1890         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1891                 SORT_BY_MARK,
1892                 SORT_BY_STATUS,
1893                 SORT_BY_MIME,
1894                 SORT_BY_SUBJECT,
1895                 SORT_BY_FROM,
1896                 SORT_BY_DATE,
1897                 SORT_BY_SIZE,
1898                 SORT_BY_NUMBER,
1899                 SORT_BY_SCORE,
1900                 SORT_BY_LOCKED
1901         };
1902
1903         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1904                 type = summaryview->col_state[pos].type;
1905
1906                 /* CLAWS: mime and unread are single char headers */
1907                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1908                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1909                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1910
1911                 switch (type) {
1912                 case S_COL_SUBJECT:
1913                 case S_COL_FROM:
1914                 case S_COL_DATE:
1915                 case S_COL_NUMBER:
1916                         if (prefs_common.trans_hdr)
1917                                 title = gettext(col_label[type]);
1918                         else
1919                                 title = col_label[type];
1920                         break;
1921                 /* CLAWS: dummies for mark and locked headers */
1922                 case S_COL_MARK:
1923                 case S_COL_LOCKED:
1924                         title = "";
1925                         break;
1926                 default:
1927                         title = gettext(col_label[type]);
1928                 }
1929
1930                 if (type == S_COL_MIME) {
1931                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
1932                         gtk_widget_show(label);
1933                         gtk_clist_set_column_widget(clist, pos, label);
1934                         continue;
1935                 }
1936                 if (single_char) {
1937                         gtk_clist_set_column_title(clist, pos, title);
1938                         continue;
1939                 }
1940
1941                 /* CLAWS: changed so that locked and mark headers
1942                  * show a pixmap instead of single character */
1943                 hbox  = gtk_hbox_new(FALSE, 4);
1944
1945                 if (type == S_COL_LOCKED)
1946                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1947                 else if (type == S_COL_MARK)
1948                         label = gtk_pixmap_new(markxpm, markxpmmask);
1949                 else
1950                         label = gtk_label_new(title);
1951
1952                 if (justify == GTK_JUSTIFY_RIGHT)
1953                         gtk_box_pack_end(GTK_BOX(hbox), label,
1954                                          FALSE, FALSE, 0);
1955                 else
1956                         gtk_box_pack_start(GTK_BOX(hbox), label,
1957                                            FALSE, FALSE, 0);
1958
1959                 if (summaryview->sort_key == sort_by[type]) {
1960                         arrow = gtk_arrow_new
1961                                 (summaryview->sort_type == SORT_ASCENDING
1962                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1963                                  GTK_SHADOW_IN);
1964                         if (justify == GTK_JUSTIFY_RIGHT)
1965                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1966                                                    FALSE, FALSE, 0);
1967                         else
1968                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1969                                                  FALSE, FALSE, 0);
1970                 }
1971
1972                 gtk_widget_show_all(hbox);
1973                 gtk_clist_set_column_widget(clist, pos, hbox);
1974         }
1975 }
1976
1977 void summary_sort(SummaryView *summaryview,
1978                   FolderSortKey sort_key, FolderSortType sort_type)
1979 {
1980         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1981         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1982         GtkCListCompareFunc cmp_func = NULL;
1983
1984         switch (sort_key) {
1985         case SORT_BY_MARK:
1986                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1987                 break;
1988         case SORT_BY_STATUS:
1989                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
1990                 break;
1991         case SORT_BY_MIME:
1992                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1993                 break;
1994         case SORT_BY_NUMBER:
1995                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1996                 break;
1997         case SORT_BY_SIZE:
1998                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1999                 break;
2000         case SORT_BY_DATE:
2001                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2002                 break;
2003         case SORT_BY_FROM:
2004                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2005                 break;
2006         case SORT_BY_SUBJECT:
2007                 if (summaryview->simplify_subject_preg)
2008                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2009                 else
2010                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2011                 break;
2012         case SORT_BY_SCORE:
2013                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2014                 break;
2015         case SORT_BY_LABEL:
2016                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2017                 break;
2018         case SORT_BY_TO:
2019                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2020                 break;
2021         case SORT_BY_LOCKED:
2022                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2023                 break;
2024         case SORT_BY_NONE:
2025                 break;
2026         default:
2027                 return;
2028         }
2029
2030         summaryview->sort_key = sort_key;
2031         summaryview->sort_type = sort_type;
2032
2033         summary_set_column_titles(summaryview);
2034         summary_set_menu_sensitive(summaryview);
2035
2036         /* allow fallback to don't sort */
2037         if (summaryview->sort_key == SORT_BY_NONE)
2038                 return;
2039
2040         if(cmp_func != NULL) {
2041                 debug_print("Sorting summary...");
2042                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2043
2044                 main_window_cursor_wait(summaryview->mainwin);
2045
2046                 gtk_clist_set_compare_func(clist, cmp_func);
2047
2048                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2049
2050                 gtk_sctree_sort_recursive(ctree, NULL);
2051
2052                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2053
2054                 main_window_cursor_normal(summaryview->mainwin);
2055
2056                 debug_print("done.\n");
2057                 STATUSBAR_POP(summaryview->mainwin);
2058         }
2059 }
2060
2061 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2062                                    GtkCTreeNode *cnode, gpointer data)
2063 {
2064         SummaryView *summaryview = (SummaryView *)data;
2065         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2066         gchar *text[N_SUMMARY_COLS];
2067         gint *col_pos = summaryview->col_pos;
2068         const gchar *msgid = msginfo->msgid;
2069         GHashTable *msgid_table = summaryview->msgid_table;
2070
2071         summary_set_header(summaryview, text, msginfo);
2072
2073         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2074                                 NULL, NULL, NULL, NULL, FALSE,
2075                                 gnode->parent->parent ? TRUE : FALSE);
2076 #define SET_TEXT(col) \
2077         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2078                                 text[col_pos[col]])
2079
2080         SET_TEXT(S_COL_NUMBER);
2081         SET_TEXT(S_COL_SCORE);
2082         SET_TEXT(S_COL_SIZE);
2083         SET_TEXT(S_COL_DATE);
2084         SET_TEXT(S_COL_FROM);
2085         SET_TEXT(S_COL_SUBJECT);
2086
2087 #undef SET_TEXT
2088
2089         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2090         summary_set_marks_func(ctree, cnode, summaryview);
2091
2092         if (msgid && msgid[0] != '\0')
2093                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2094
2095         return TRUE;
2096 }
2097
2098 static void summary_set_ctree_from_list(SummaryView *summaryview,
2099                                         GSList *mlist)
2100 {
2101         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2102         MsgInfo *msginfo;
2103                 GtkCTreeNode *node = NULL;
2104         GHashTable *msgid_table;
2105         GHashTable *subject_table;
2106         GSList * cur;
2107
2108         if (!mlist) return;
2109
2110         debug_print("\tSetting summary from message data...");
2111         STATUSBAR_PUSH(summaryview->mainwin,
2112                        _("Setting summary from message data..."));
2113         gdk_flush();
2114
2115         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2116         summaryview->msgid_table = msgid_table;
2117         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2118         summaryview->subject_table = subject_table;
2119
2120         if (prefs_common.use_addr_book)
2121                 start_address_completion();
2122
2123         for (cur = mlist ; cur != NULL; cur = cur->next) {
2124                 msginfo = (MsgInfo *)cur->data;
2125                 msginfo->threadscore = msginfo->score;
2126         }
2127
2128         if (summaryview->threaded) {
2129                 GNode *root, *gnode;
2130
2131                 root = procmsg_get_thread_tree(mlist);
2132
2133                 for (gnode = root->children; gnode != NULL;
2134                      gnode = gnode->next) {
2135                         node = gtk_ctree_insert_gnode
2136                                 (ctree, NULL, node, gnode,
2137                                  summary_insert_gnode_func, summaryview);
2138                 }
2139
2140                 g_node_destroy(root);
2141
2142                 summary_thread_init(summaryview);
2143         } else {
2144                 gchar *text[N_SUMMARY_COLS];
2145                 cur = mlist;
2146                 for (; mlist != NULL; mlist = mlist->next) {
2147                         msginfo = (MsgInfo *)mlist->data;
2148
2149                         summary_set_header(summaryview, text, msginfo);
2150
2151                         node = gtk_ctree_insert_node
2152                                 (ctree, NULL, node, text, 2,
2153                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2154                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2155                         summary_set_marks_func(ctree, node, summaryview);
2156
2157                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2158                                 g_hash_table_insert(msgid_table,
2159                                                     msginfo->msgid, node);
2160
2161                         subject_table_insert(subject_table,
2162                                              msginfo->subject,
2163                                              node);
2164                 }
2165                 mlist = cur;
2166         }
2167
2168         if (prefs_common.enable_hscrollbar &&
2169             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2170                 gint optimal_width;
2171
2172                 optimal_width = gtk_clist_optimal_column_width
2173                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2174                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2175                                            summaryview->col_pos[S_COL_SUBJECT],
2176                                            optimal_width);
2177         }
2178
2179         if (prefs_common.use_addr_book)
2180                 end_address_completion();
2181
2182         debug_print("done.\n");
2183         STATUSBAR_POP(summaryview->mainwin);
2184         if (debug_get_mode()) {
2185                 debug_print("\tmsgid hash table size = %d\n",
2186                             g_hash_table_size(msgid_table));
2187                 debug_print("\tsubject hash table size = %d\n",
2188                             g_hash_table_size(subject_table));
2189         }
2190 }
2191
2192 static gchar *summary_complete_address(const gchar *addr)
2193 {
2194         gint count;
2195         gchar *res, *tmp, *email_addr;
2196
2197         Xstrdup_a(email_addr, addr, return NULL);
2198         extract_address(email_addr);
2199         g_return_val_if_fail(*email_addr, NULL);
2200
2201         /*
2202          * completion stuff must be already initialized
2203          */
2204         res = NULL;
2205         if (1 < (count = complete_address(email_addr))) {
2206                 tmp = get_complete_address(1);
2207 /*      tmp = addressbook_lookup_name( email_addr );
2208         if( tmp ) { */
2209                 res = procheader_get_fromname(tmp);
2210                 g_free(tmp);
2211         }
2212
2213         return res;
2214 }
2215
2216 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2217                                MsgInfo *msginfo)
2218 {
2219         static gchar date_modified[80];
2220         static gchar *to = NULL;
2221         static gchar col_score[11];
2222         static gchar buf[BUFFSIZE];
2223         gint *col_pos = summaryview->col_pos;
2224         FolderType ftype = F_UNKNOWN;
2225
2226         text[col_pos[S_COL_MARK]]   = NULL;
2227         text[col_pos[S_COL_STATUS]] = NULL;
2228         text[col_pos[S_COL_MIME]]   = NULL;
2229         text[col_pos[S_COL_LOCKED]] = NULL;
2230         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2231         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2232         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2233
2234         if (msginfo->date_t) {
2235                 procheader_date_get_localtime(date_modified,
2236                                               sizeof(date_modified),
2237                                               msginfo->date_t);
2238                 text[col_pos[S_COL_DATE]] = date_modified;
2239         } else if (msginfo->date)
2240                 text[col_pos[S_COL_DATE]] = msginfo->date;
2241         else
2242                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2243
2244         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2245                 _("(No From)");
2246
2247         if (msginfo->folder && msginfo->folder->folder)
2248                 ftype = msginfo->folder->folder->klass->type;
2249
2250         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2251                 gchar *addr = NULL;
2252
2253                 Xstrdup_a(addr, msginfo->from, return);
2254                 extract_address(addr);
2255                 if (prefs_common.use_addr_book) {
2256                         if (account_find_from_address(addr)) {
2257                                 addr = summary_complete_address(msginfo->to);
2258                                 g_free(to);
2259                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2260                                 text[col_pos[S_COL_FROM]] = to;
2261                                 g_free(addr);
2262                         }
2263                 } else {
2264                         if (account_find_from_address(addr)) {
2265                                 g_free(to);
2266                                 to = g_strconcat("-->", msginfo->to, NULL);
2267                                 text[col_pos[S_COL_FROM]] = to;
2268                         }
2269                 }
2270         }
2271
2272         /*
2273          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2274          * checking whether the above block (which handles the special case of
2275          * the --> in sent boxes) was executed.
2276          */
2277         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2278                 gchar *from = summary_complete_address(msginfo->from);
2279                 if (from) {
2280                         g_free(to);
2281                         to = from;
2282                         text[col_pos[S_COL_FROM]] = to;
2283                 }
2284         }
2285
2286         if (summaryview->simplify_subject_preg != NULL)
2287                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2288                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2289                                         summaryview->simplify_subject_preg) :
2290                         _("(No Subject)");
2291         else
2292                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2293                         _("(No Subject)");
2294 }
2295
2296 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2297 {
2298         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2299 }
2300
2301 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2302                                       GtkCTreeNode *row)
2303 {
2304         g_return_if_fail(summaryview != NULL);
2305         g_return_if_fail(msginfo != NULL);
2306         g_return_if_fail(row != NULL);
2307
2308         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2309         && procmsg_msg_has_marked_parent(msginfo))
2310                 summaryview->unreadmarked--;
2311         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2312                 procmsg_msginfo_unset_flags
2313                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2314                 summary_set_row_marks(summaryview, row);
2315                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2316                 summary_status_show(summaryview);
2317         }
2318 }
2319
2320 typedef struct  {
2321         MsgInfo *msginfo;
2322         SummaryView *summaryview;
2323         GtkCTreeNode *row;
2324 } MarkAsReadData;
2325
2326 static int msginfo_mark_as_read_timeout(void *data)
2327 {
2328         MarkAsReadData *mdata = (MarkAsReadData *)data;
2329         if (!mdata)
2330                 return FALSE;
2331
2332         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2333                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2334                                      mdata->row);
2335
2336         g_free(mdata);
2337
2338         return FALSE;
2339 }
2340
2341 static void summary_display_msg_full(SummaryView *summaryview,
2342                                      GtkCTreeNode *row,
2343                                      gboolean new_window, gboolean all_headers)
2344 {
2345         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2346         MsgInfo *msginfo;
2347         gint val;
2348
2349         if (!new_window) {
2350                 if (summaryview->displayed == row)
2351                         return;
2352                 else
2353                         summaryview->messageview->filtered = FALSE;
2354         }
2355
2356         g_return_if_fail(row != NULL);
2357
2358         if (summary_is_locked(summaryview)) return;
2359         summary_lock(summaryview);
2360
2361         STATUSBAR_POP(summaryview->mainwin);
2362         GTK_EVENTS_FLUSH();
2363
2364         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2365
2366         if (new_window) {
2367                 MessageView *msgview;
2368
2369                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2370                 val = messageview_show(msgview, msginfo, all_headers);
2371         } else {
2372                 MessageView *msgview;
2373
2374                 msgview = summaryview->messageview;
2375
2376                 summaryview->displayed = row;
2377                 if (!messageview_is_visible(msgview))
2378                         main_window_toggle_message_view(summaryview->mainwin);
2379                 val = messageview_show(msgview, msginfo, all_headers);
2380                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2381                         gtk_widget_grab_focus(summaryview->ctree);
2382                 GTK_EVENTS_FLUSH();
2383                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2384         }
2385
2386         if (val == 0) {
2387                 if (prefs_common.mark_as_read_delay) {
2388                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2389                         data->summaryview = summaryview;
2390                         data->msginfo = msginfo;
2391                         data->row = row;
2392                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2393                                 msginfo_mark_as_read_timeout, data);
2394                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2395                         msginfo_mark_as_read(summaryview, msginfo, row);
2396                 }
2397         }
2398
2399         summary_set_menu_sensitive(summaryview);
2400         toolbar_main_set_sensitive(summaryview->mainwin);
2401         messageview_set_menu_sensitive(summaryview->messageview);
2402
2403         summary_unlock(summaryview);
2404 }
2405
2406 void summary_display_msg_selected(SummaryView *summaryview,
2407                                   gboolean all_headers)
2408 {
2409         if (summary_is_locked(summaryview)) return;
2410         summaryview->displayed = NULL;
2411         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2412                                  all_headers);
2413 }
2414
2415 void summary_redisplay_msg(SummaryView *summaryview)
2416 {
2417         GtkCTreeNode *node;
2418
2419         if (summaryview->displayed) {
2420                 node = summaryview->displayed;
2421                 summaryview->displayed = NULL;
2422                 summary_display_msg(summaryview, node);
2423         }
2424 }
2425
2426 void summary_open_msg(SummaryView *summaryview)
2427 {
2428         if (!summaryview->selected) return;
2429
2430         /* CLAWS: if separate message view, don't open a new window
2431          * but rather use the current separated message view */
2432         summary_display_msg_full(summaryview, summaryview->selected,
2433                                  prefs_common.sep_msg ? FALSE : TRUE,
2434                                  FALSE);
2435 }
2436
2437 void summary_view_source(SummaryView * summaryview)
2438 {
2439         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2440         MsgInfo *msginfo;
2441         SourceWindow *srcwin;
2442
2443         if (!summaryview->selected) return;
2444
2445         srcwin = source_window_create();
2446         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2447         source_window_show_msg(srcwin, msginfo);
2448         source_window_show(srcwin);
2449 }
2450
2451 void summary_reedit(SummaryView *summaryview)
2452 {
2453         MsgInfo *msginfo;
2454
2455         if (!summaryview->selected) return;
2456         if (!summaryview->folder_item) return;
2457         if (summaryview->folder_item->stype != F_OUTBOX &&
2458             summaryview->folder_item->stype != F_DRAFT  &&
2459             summaryview->folder_item->stype != F_QUEUE) return;
2460
2461         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2462                                               summaryview->selected);
2463         if (!msginfo) return;
2464
2465         compose_reedit(msginfo);
2466 }
2467
2468 void summary_step(SummaryView *summaryview, GtkScrollType type)
2469 {
2470         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2471         GtkCTreeNode *node;
2472
2473         if (summary_is_locked(summaryview)) return;
2474
2475         if (type == GTK_SCROLL_STEP_FORWARD) {
2476                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2477                 if (node)
2478                         gtkut_ctree_expand_parent_all(ctree, node);
2479                 else
2480                         return;
2481         } else {
2482                 if (summaryview->selected) {
2483                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2484                         if (!node) return;
2485                 }
2486         }
2487
2488         if (messageview_is_visible(summaryview->messageview))
2489                 summaryview->display_msg = TRUE;
2490
2491         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
2492                               type, 0.0);
2493
2494         if (GTK_CLIST(ctree)->selection)
2495                 gtk_sctree_set_anchor_row
2496                         (GTK_SCTREE(ctree),
2497                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2498
2499 }
2500
2501 void summary_toggle_view(SummaryView *summaryview)
2502 {
2503         if (!messageview_is_visible(summaryview->messageview) &&
2504             summaryview->selected)
2505                 summary_display_msg(summaryview,
2506                                     summaryview->selected);
2507         else
2508                 main_window_toggle_message_view(summaryview->mainwin);
2509 }
2510
2511 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2512                                                 GtkCTreeNode *node)
2513 {
2514         MsgInfo *msginfo;
2515
2516         if (node) {
2517                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2518                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2519                         return TRUE;
2520                 node = GTK_CTREE_ROW(node)->children;
2521         } else
2522                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2523
2524         while (node) {
2525                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2526                         return TRUE;
2527                 node = GTK_CTREE_ROW(node)->sibling;
2528         }
2529
2530         return FALSE;
2531 }
2532
2533 static gboolean summary_have_unread_children(SummaryView *summaryview,
2534                                              GtkCTreeNode *node)
2535 {
2536         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2537
2538         if (!node) return FALSE;
2539
2540         node = GTK_CTREE_ROW(node)->children;
2541
2542         while (node) {
2543                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2544                         return TRUE;
2545                 node = GTK_CTREE_ROW(node)->sibling;
2546         }
2547
2548         return FALSE;
2549 }
2550
2551 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2552 {
2553         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2554         GtkStyle *style = NULL;
2555         MsgInfo *msginfo;
2556         MsgFlags flags;
2557         gint *col_pos = summaryview->col_pos;
2558
2559         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2560         if (!msginfo) return;
2561
2562         flags = msginfo->flags;
2563
2564         gtk_ctree_node_set_foreground(ctree, row, NULL);
2565
2566         /* set new/unread column */
2567         if (MSG_IS_IGNORE_THREAD(flags)) {
2568                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2569                                           ignorethreadxpm, ignorethreadxpmmask);
2570         } else if (MSG_IS_NEW(flags)) {
2571                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2572                                           newxpm, newxpmmask);
2573         } else if (MSG_IS_UNREAD(flags)) {
2574                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2575                                           unreadxpm, unreadxpmmask);
2576         } else if (MSG_IS_REPLIED(flags)) {
2577                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2578                                           repliedxpm, repliedxpmmask);
2579         } else if (MSG_IS_FORWARDED(flags)) {
2580                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2581                                           forwardedxpm, forwardedxpmmask);
2582         } else {
2583                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2584                                         NULL);
2585         }
2586
2587         if (prefs_common.bold_unread &&
2588             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2589              (!GTK_CTREE_ROW(row)->expanded &&
2590               GTK_CTREE_ROW(row)->children &&
2591               summary_have_unread_children(summaryview, row))))
2592                 style = bold_style;
2593
2594         /* set mark column */
2595         if (MSG_IS_DELETED(flags)) {
2596                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2597                                           deletedxpm, deletedxpmmask);
2598                 if (style)
2599                         style = bold_deleted_style;
2600                 else {
2601                         style = small_deleted_style;
2602                 }
2603                         gtk_ctree_node_set_foreground
2604                                 (ctree, row, &summaryview->color_dim);
2605         } else if (MSG_IS_MARKED(flags)) {
2606                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2607                                           markxpm, markxpmmask);
2608         } else if (MSG_IS_MOVE(flags)) {
2609                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2610                 if (style)
2611                         style = bold_marked_style;
2612                 else {
2613                         style = small_marked_style;
2614                 }
2615                         gtk_ctree_node_set_foreground
2616                                 (ctree, row, &summaryview->color_marked);
2617         } else if (MSG_IS_COPY(flags)) {
2618                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2619                 if (style)
2620                         style = bold_marked_style;
2621                 else {
2622                         style = small_marked_style;
2623                 }
2624                         gtk_ctree_node_set_foreground
2625                                 (ctree, row, &summaryview->color_marked);
2626 #if 0
2627         } else if ((global_scoring ||
2628                   summaryview->folder_item->prefs->scoring) &&
2629                  (msginfo->score >= summaryview->important_score) &&
2630                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2631                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2632                 gtk_ctree_node_set_foreground(ctree, row,
2633                                               &summaryview->color_important);
2634 #endif
2635         } else {
2636                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2637         }
2638
2639         if (MSG_IS_LOCKED(flags)) {
2640                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2641                                           lockedxpm, lockedxpmmask);
2642         }
2643         else {
2644                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2645         }
2646
2647         if (MSG_IS_SIGNED(flags)) {
2648                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2649                                           gpgsignedxpm, gpgsignedxpmmask);
2650         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2651                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2652                                           clipkeyxpm, clipkeyxpmmask);
2653         } else if (MSG_IS_ENCRYPTED(flags)) {
2654                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2655                                           keyxpm, keyxpmmask);
2656         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2657                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2658                                           clipxpm, clipxpmmask);
2659         } else {
2660                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2661         }
2662         if (!style)
2663                 style = small_style;
2664
2665         gtk_ctree_node_set_row_style(ctree, row, style);
2666
2667         if (MSG_GET_COLORLABEL(flags))
2668                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2669 }
2670
2671 void summary_set_marks_selected(SummaryView *summaryview)
2672 {
2673         GList *cur;
2674
2675         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2676              cur = cur->next)
2677                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2678 }
2679
2680 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2681 {
2682         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2683         MsgInfo *msginfo;
2684
2685         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2686         if (MSG_IS_DELETED(msginfo->flags))
2687                 summaryview->deleted--;
2688         if (MSG_IS_MOVE(msginfo->flags))
2689                 summaryview->moved--;
2690         if (MSG_IS_COPY(msginfo->flags))
2691                 summaryview->copied--;
2692         procmsg_update_unread_children (msginfo, TRUE);
2693
2694         procmsg_msginfo_set_to_folder(msginfo, NULL);
2695         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2696         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2697         summary_set_row_marks(summaryview, row);
2698         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2699 }
2700
2701 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2702 {
2703         gboolean changed = FALSE;
2704         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2705         MsgInfo *msginfo;
2706
2707         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2708         if (MSG_IS_DELETED(msginfo->flags))
2709                 summaryview->deleted--;
2710         if (MSG_IS_MOVE(msginfo->flags)) {
2711                 summaryview->moved--;
2712                 changed = TRUE;
2713         }
2714         if (MSG_IS_COPY(msginfo->flags)) {
2715                 summaryview->copied--;
2716                 changed = TRUE;
2717         }
2718         procmsg_msginfo_set_to_folder(msginfo, NULL);
2719         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2720         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2721         summary_set_row_marks(summaryview, row);
2722         debug_print("Message %d is locked\n", msginfo->msgnum);
2723 }
2724
2725 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2726 {
2727         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2728         MsgInfo *msginfo;
2729
2730         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2731         if (!MSG_IS_LOCKED(msginfo->flags))
2732                 return;
2733         procmsg_msginfo_set_to_folder(msginfo, NULL);
2734         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2735         summary_set_row_marks(summaryview, row);
2736         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2737 }
2738
2739 void summary_mark(SummaryView *summaryview)
2740 {
2741         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2742         GList *cur;
2743
2744         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2745                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2746
2747         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2748         summary_status_show(summaryview);
2749 }
2750
2751 static void summary_mark_row_as_read(SummaryView *summaryview,
2752                                      GtkCTreeNode *row)
2753 {
2754         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2755         MsgInfo *msginfo;
2756
2757         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2758
2759         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2760                 return;
2761
2762         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2763         && procmsg_msg_has_marked_parent(msginfo))
2764                 summaryview->unreadmarked--;
2765
2766         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2767         summary_set_row_marks(summaryview, row);
2768         debug_print("Message %d is marked as read\n",
2769                 msginfo->msgnum);
2770 }
2771
2772 void summary_mark_as_read(SummaryView *summaryview)
2773 {
2774         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2775         GList *cur;
2776
2777         folder_item_update_freeze();
2778         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2779                 summary_mark_row_as_read(summaryview,
2780                                          GTK_CTREE_NODE(cur->data));
2781         folder_item_update_thaw();
2782
2783         summary_status_show(summaryview);
2784 }
2785
2786 void summary_msgs_lock(SummaryView *summaryview)
2787 {
2788         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2789         GList *cur;
2790
2791         folder_item_update_freeze();
2792         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2793                 summary_lock_row(summaryview,
2794                                          GTK_CTREE_NODE(cur->data));
2795         folder_item_update_thaw();
2796
2797         summary_status_show(summaryview);
2798 }
2799
2800 void summary_msgs_unlock(SummaryView *summaryview)
2801 {
2802         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2803         GList *cur;
2804
2805         folder_item_update_freeze();
2806         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2807                 summary_unlock_row(summaryview,
2808                                    GTK_CTREE_NODE(cur->data));
2809         folder_item_update_thaw();
2810
2811         summary_status_show(summaryview);
2812 }
2813
2814 void summary_mark_all_read(SummaryView *summaryview)
2815 {
2816         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2817         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2818         GtkCTreeNode *node;
2819
2820         gtk_clist_freeze(clist);
2821         folder_item_update_freeze();
2822         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2823              node = gtkut_ctree_node_next(ctree, node))
2824                 summary_mark_row_as_read(summaryview, node);
2825         folder_item_update_thaw();
2826         gtk_clist_thaw(clist);
2827
2828         summary_status_show(summaryview);
2829 }
2830
2831 static void summary_mark_row_as_unread(SummaryView *summaryview,
2832                                        GtkCTreeNode *row)
2833 {
2834         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2835         MsgInfo *msginfo;
2836
2837         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2838         if (MSG_IS_DELETED(msginfo->flags)) {
2839                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2840                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2841                 summaryview->deleted--;
2842         }
2843
2844         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2845         && procmsg_msg_has_marked_parent(msginfo))
2846                 summaryview->unreadmarked++;
2847
2848         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2849         debug_print("Message %d is marked as unread\n",
2850                 msginfo->msgnum);
2851
2852         summary_set_row_marks(summaryview, row);
2853 }
2854
2855 void summary_mark_as_unread(SummaryView *summaryview)
2856 {
2857         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2858         GList *cur;
2859
2860         folder_item_update_freeze();
2861         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2862                 summary_mark_row_as_unread(summaryview,
2863                                            GTK_CTREE_NODE(cur->data));
2864         folder_item_update_thaw();
2865
2866         summary_status_show(summaryview);
2867 }
2868
2869 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2870 {
2871         GList * cur;
2872         gboolean found;
2873
2874         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2875
2876         case F_NEWS:
2877
2878                 /*
2879                   security : checks if one the accounts correspond to
2880                   the author of the post
2881                 */
2882
2883                 found = FALSE;
2884                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2885                         PrefsAccount * account;
2886                         gchar * from_name;
2887
2888                         account = cur->data;
2889                         if (account->name && *account->name)
2890                                 from_name =
2891                                         g_strdup_printf("%s <%s>",
2892                                                         account->name,
2893                                                         account->address);
2894                         else
2895                                 from_name =
2896                                         g_strdup_printf("%s",
2897                                                         account->address);
2898
2899                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2900                                 g_free(from_name);
2901                                 found = TRUE;
2902                                 break;
2903                         }
2904                         g_free(from_name);
2905                 }
2906
2907                 if (!found) {
2908                         alertpanel_error(_("You're not the author of the article\n"));
2909                 }
2910
2911                 return found;
2912
2913         default:
2914                 return TRUE;
2915         }
2916 }
2917
2918 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2919 {
2920         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2921         MsgInfo *msginfo;
2922
2923         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2924
2925         if (!check_permission(summaryview, msginfo))
2926                 return;
2927
2928         if (MSG_IS_LOCKED(msginfo->flags)) return;
2929
2930         if (MSG_IS_DELETED(msginfo->flags)) return;
2931
2932         if (MSG_IS_MOVE(msginfo->flags))
2933                 summaryview->moved--;
2934         if (MSG_IS_COPY(msginfo->flags))
2935                 summaryview->copied--;
2936         procmsg_update_unread_children (msginfo, FALSE);
2937
2938         procmsg_msginfo_set_to_folder(msginfo, NULL);
2939         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2940         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2941         summaryview->deleted++;
2942
2943         if (!prefs_common.immediate_exec &&
2944             summaryview->folder_item->stype != F_TRASH)
2945                 summary_set_row_marks(summaryview, row);
2946
2947         debug_print("Message %s/%d is set to delete\n",
2948                     msginfo->folder->path, msginfo->msgnum);
2949 }
2950
2951 void summary_cancel(SummaryView *summaryview)
2952 {
2953         MsgInfo * msginfo;
2954         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2955
2956         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2957                                               summaryview->selected);
2958         if (!msginfo) return;
2959
2960         if (!check_permission(summaryview, msginfo))
2961                 return;
2962
2963         news_cancel_article(summaryview->folder_item->folder, msginfo);
2964
2965         if (summary_is_locked(summaryview)) return;
2966
2967         summary_lock(summaryview);
2968
2969         gtk_clist_freeze(clist);
2970
2971         summary_update_status(summaryview);
2972         summary_status_show(summaryview);
2973
2974         gtk_clist_thaw(clist);
2975
2976         summary_unlock(summaryview);
2977 }
2978
2979 void summary_delete(SummaryView *summaryview)
2980 {
2981         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2982         FolderItem *item = summaryview->folder_item;
2983         GList *cur;
2984         GtkCTreeNode *sel_last = NULL;
2985         GtkCTreeNode *node;
2986
2987         if (!item) return;
2988
2989         if (summary_is_locked(summaryview)) return;
2990
2991         /* if current folder is trash, ask for confirmation */
2992         if (item->stype == F_TRASH) {
2993                 AlertValue aval;
2994                 MsgInfo *msginfo;
2995
2996                 aval = alertpanel(_("Delete message(s)"),
2997                                   _("Do you really want to delete message(s) from the trash?"),
2998                                   _("Yes"), _("No"), NULL);
2999                 if (aval != G_ALERTDEFAULT) return;
3000
3001                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3002                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3003                         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3004                         partial_mark_for_delete(msginfo);
3005                 }
3006
3007         }
3008
3009         main_window_cursor_wait(summaryview->mainwin);
3010
3011         /* next code sets current row focus right. We need to find a row
3012          * that is not deleted. */
3013         folder_item_update_freeze();
3014         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3015                 sel_last = GTK_CTREE_NODE(cur->data);
3016                 summary_delete_row(summaryview, sel_last);
3017         }
3018         folder_item_update_thaw();
3019
3020         node = summary_find_next_msg(summaryview, sel_last);
3021         if (!node)
3022                 node = summary_find_prev_msg(summaryview, sel_last);
3023
3024         summary_select_node(summaryview, node, FALSE, FALSE);
3025
3026         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3027                 summary_execute(summaryview);
3028                 /* after deleting, the anchor may be at an invalid row
3029                  * so reset it to the node we found earlier */
3030                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3031         } else
3032                 summary_status_show(summaryview);
3033
3034         main_window_cursor_normal(summaryview->mainwin);
3035 }
3036
3037 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3038 {
3039         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3040         MsgInfo *msginfo;
3041
3042         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3043         if (MSG_IS_DELETED(msginfo->flags))
3044                 summaryview->deleted--;
3045         if (MSG_IS_MOVE(msginfo->flags))
3046                 summaryview->moved--;
3047         if (MSG_IS_COPY(msginfo->flags))
3048                 summaryview->copied--;
3049         procmsg_update_unread_children (msginfo, FALSE);
3050
3051         procmsg_msginfo_set_to_folder(msginfo, NULL);
3052         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3053         summary_set_row_marks(summaryview, row);
3054
3055         debug_print("Message %s/%d is unmarked\n",
3056                     msginfo->folder->path, msginfo->msgnum);
3057 }
3058
3059 void summary_unmark(SummaryView *summaryview)
3060 {
3061         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3062         GList *cur;
3063
3064         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3065                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3066
3067         summary_status_show(summaryview);
3068 }
3069
3070 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3071                                 FolderItem *to_folder)
3072 {
3073         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3074         MsgInfo *msginfo;
3075
3076         g_return_if_fail(to_folder != NULL);
3077
3078         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3079         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3080         if (MSG_IS_DELETED(msginfo->flags))
3081                 summaryview->deleted--;
3082         if (MSG_IS_COPY(msginfo->flags)) {
3083                 summaryview->copied--;
3084         }
3085         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3086         if (!MSG_IS_MOVE(msginfo->flags)) {
3087                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3088                 summaryview->moved++;
3089         }
3090         if (!prefs_common.immediate_exec) {
3091                 summary_set_row_marks(summaryview, row);
3092         }
3093
3094         debug_print("Message %d is set to move to %s\n",
3095                     msginfo->msgnum, to_folder->path);
3096 }
3097
3098 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3099 {
3100         GList *cur;
3101
3102         if (!to_folder) return;
3103         if (!summaryview->folder_item ||
3104             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3105
3106         if (summary_is_locked(summaryview)) return;
3107
3108         if (summaryview->folder_item == to_folder) {
3109                 alertpanel_error(_("Destination is same as current folder."));
3110                 return;
3111         }
3112
3113         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3114              cur != NULL; cur = cur->next)
3115                 summary_move_row_to
3116                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3117
3118         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3119
3120         if (prefs_common.immediate_exec)
3121                 summary_execute(summaryview);
3122         else {
3123                 summary_status_show(summaryview);
3124         }
3125
3126         if (!summaryview->selected) { /* this was the last message */
3127                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3128                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3129                 if (node)
3130                         summary_select_node(summaryview, node, TRUE, TRUE);
3131         }
3132
3133 }
3134
3135 void summary_move_to(SummaryView *summaryview)
3136 {
3137         FolderItem *to_folder;
3138
3139         if (!summaryview->folder_item ||
3140             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3141
3142         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3143                                          FOLDER_SEL_MOVE, NULL);
3144         summary_move_selected_to(summaryview, to_folder);
3145 }
3146
3147 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3148                                 FolderItem *to_folder)
3149 {
3150         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3151         MsgInfo *msginfo;
3152
3153         g_return_if_fail(to_folder != NULL);
3154
3155         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3156         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3157         if (MSG_IS_DELETED(msginfo->flags))
3158                 summaryview->deleted--;
3159         if (MSG_IS_MOVE(msginfo->flags)) {
3160                 summaryview->moved--;
3161         }
3162         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3163         if (!MSG_IS_COPY(msginfo->flags)) {
3164                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3165                 summaryview->copied++;
3166         }
3167         if (!prefs_common.immediate_exec) {
3168                 summary_set_row_marks(summaryview, row);
3169         }
3170
3171         debug_print("Message %d is set to copy to %s\n",
3172                     msginfo->msgnum, to_folder->path);
3173 }
3174
3175 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3176 {
3177         GList *cur;
3178
3179         if (!to_folder) return;
3180         if (!summaryview->folder_item) return;
3181
3182         if (summary_is_locked(summaryview)) return;
3183
3184         if (summaryview->folder_item == to_folder) {
3185                 alertpanel_error
3186                         (_("Destination to copy is same as current folder."));
3187                 return;
3188         }
3189
3190         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3191              cur != NULL; cur = cur->next)
3192                 summary_copy_row_to
3193                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3194
3195         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3196
3197         if (prefs_common.immediate_exec)
3198                 summary_execute(summaryview);
3199         else {
3200                 summary_status_show(summaryview);
3201         }
3202 }
3203
3204 void summary_copy_to(SummaryView *summaryview)
3205 {
3206         FolderItem *to_folder;
3207
3208         if (!summaryview->folder_item) return;
3209
3210         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3211                                          FOLDER_SEL_COPY, NULL);
3212         summary_copy_selected_to(summaryview, to_folder);
3213 }
3214
3215 void summary_add_address(SummaryView *summaryview)
3216 {
3217         MsgInfo *msginfo;
3218         gchar *from;
3219
3220         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3221                                               summaryview->selected);
3222         if (!msginfo) return;
3223
3224         Xstrdup_a(from, msginfo->from, return);
3225         eliminate_address_comment(from);
3226         extract_address(from);
3227         addressbook_add_contact(msginfo->fromname, from, NULL);
3228 }
3229
3230 void summary_select_all(SummaryView *summaryview)
3231 {
3232         if (!summaryview->folder_item) return;
3233
3234         if (summaryview->folder_item->total_msgs >= 500) {
3235                 STATUSBAR_PUSH(summaryview->mainwin,
3236                                _("Selecting all messages..."));
3237                 main_window_cursor_wait(summaryview->mainwin);
3238         }
3239
3240         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3241
3242         if (summaryview->folder_item->total_msgs >= 500) {
3243                 STATUSBAR_POP(summaryview->mainwin);
3244                 main_window_cursor_normal(summaryview->mainwin);
3245         }
3246 }
3247
3248 void summary_unselect_all(SummaryView *summaryview)
3249 {
3250         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3251 }
3252
3253 void summary_select_thread(SummaryView *summaryview)
3254 {
3255         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3256         GtkCTreeNode *node = summaryview->selected;
3257
3258         if (!node) return;
3259
3260         while (GTK_CTREE_ROW(node)->parent != NULL)
3261                 node = GTK_CTREE_ROW(node)->parent;
3262
3263         if (node != summaryview->selected)
3264                 summary_select_node
3265                         (summaryview, node,
3266                          messageview_is_visible(summaryview->messageview),
3267                          FALSE);
3268
3269         gtk_ctree_select_recursive(ctree, node);
3270
3271         summary_status_show(summaryview);
3272 }
3273
3274 void summary_save_as(SummaryView *summaryview)
3275 {
3276         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3277         MsgInfo *msginfo;
3278         gchar *filename = NULL;
3279         gchar *src, *dest;
3280
3281         AlertValue aval = 0;
3282
3283         if (!summaryview->selected) return;
3284         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3285         if (!msginfo) return;
3286
3287         if (msginfo->subject) {
3288                 Xstrdup_a(filename, msginfo->subject, return);
3289                 subst_for_filename(filename);
3290         }
3291         if (g_getenv ("G_BROKEN_FILENAMES") &&
3292             filename && g_utf8_validate(filename, -1, NULL)) {
3293                 gchar *oldstr = filename;
3294                 filename = conv_codeset_strdup(filename,
3295                                                CS_UTF_8,
3296                                                conv_get_current_charset_str());
3297                 if (!filename) {
3298                         g_warning("summary_save_as(): faild to convert character set.");
3299                         filename = g_strdup(oldstr);
3300                 }
3301                 dest = filesel_select_file_save(_("Save as"), filename);
3302                 g_free(filename);
3303         } else
3304                 dest = filesel_select_file_save(_("Save as"), filename);
3305         filename = NULL;
3306         if (!dest) return;
3307         if (is_file_exist(dest)) {
3308                 aval = alertpanel(_("Append or Overwrite"),
3309                                   _("Append or overwrite existing file?"),
3310                                   _("Append"), _("Overwrite"), _("Cancel"));
3311                 if (aval != 0 && aval != 1)
3312                         return;
3313         }
3314
3315         src = procmsg_get_message_file(msginfo);
3316         if ( aval==0 ) { /* append */
3317                 if (append_file(src, dest, TRUE) < 0)
3318                         alertpanel_error(_("Can't save the file `%s'."),
3319                                          g_basename(dest));
3320         } else { /* overwrite */
3321                 if (copy_file(src, dest, TRUE) < 0)
3322                         alertpanel_error(_("Can't save the file `%s'."),
3323                                          g_basename(dest));
3324         }
3325         g_free(src);
3326
3327
3328         /*
3329          * If two or more msgs are selected,
3330          * append them to the output file.
3331          */
3332         if (GTK_CLIST(ctree)->selection->next) {
3333                 GList *item;
3334                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3335                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3336                         if (!msginfo) break;
3337                         src = procmsg_get_message_file(msginfo);
3338                         if (append_file(src, dest, TRUE) < 0)
3339                                 alertpanel_error(_("Can't save the file `%s'."),
3340                                                  g_basename(dest));
3341                 }
3342                 g_free(src);
3343         }
3344 }
3345
3346 void summary_print(SummaryView *summaryview)
3347 {
3348         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3349         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3350         MsgInfo *msginfo;
3351         GList *cur;
3352         gchar *cmdline;
3353         gchar *p;
3354
3355         if (clist->selection == NULL) return;
3356
3357         cmdline = input_dialog(_("Print"),
3358                                _("Enter the print command line:\n"
3359                                  "(`%s' will be replaced with file name)"),
3360                                prefs_common.print_cmd);
3361         if (!cmdline) return;
3362         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3363             strchr(p + 2, '%')) {
3364                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3365                                  cmdline);
3366                 g_free(cmdline);
3367                 return;
3368         }
3369
3370         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3371                 msginfo = gtk_ctree_node_get_row_data
3372                         (ctree, GTK_CTREE_NODE(cur->data));
3373                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3374         }
3375
3376         g_free(cmdline);
3377 }
3378
3379 gboolean summary_execute(SummaryView *summaryview)
3380 {
3381         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3382         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3383         GtkCTreeNode *node, *next;
3384         GtkCTreeNode *new_selected = NULL;
3385
3386         if (!summaryview->folder_item) return FALSE;
3387
3388         if (summary_is_locked(summaryview)) return FALSE;
3389         summary_lock(summaryview);
3390
3391         gtk_clist_freeze(clist);
3392
3393         if (summaryview->threaded)
3394                 summary_unthread_for_exec(summaryview);
3395
3396         folder_item_update_freeze();
3397         summary_execute_move(summaryview);
3398         summary_execute_copy(summaryview);
3399         summary_execute_delete(summaryview);
3400         folder_item_update_thaw();
3401
3402         node = GTK_CTREE_NODE(clist->row_list);
3403         for (; node != NULL; node = next) {
3404                 next = gtkut_ctree_node_next(ctree, node);
3405                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3406
3407                 if (node == summaryview->displayed) {
3408                         messageview_clear(summaryview->messageview);
3409                         summaryview->displayed = NULL;
3410                 }
3411                 if (GTK_CTREE_ROW(node)->children != NULL) {
3412                         g_warning("summary_execute(): children != NULL\n");
3413                         continue;
3414                 }
3415
3416                 if (!new_selected &&
3417                     gtkut_ctree_node_is_selected(ctree, node)) {
3418                         gtk_sctree_unselect_all(GTK_SCTREE(ctree));
3419                         new_selected = summary_find_next_msg(summaryview, node);
3420                         if (!new_selected)
3421                                 new_selected = summary_find_prev_msg
3422                                         (summaryview, node);
3423                 }
3424
3425                 gtk_ctree_remove_node(ctree, node);
3426         }
3427
3428         if (new_selected) {
3429                 gtk_sctree_select
3430                         (GTK_SCTREE(ctree),
3431                          summaryview->displayed ? summaryview->displayed
3432                          : new_selected);
3433         }
3434
3435         if (summaryview->threaded)
3436                 summary_thread_build(summaryview);
3437
3438         summaryview->selected = clist->selection ?
3439                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3440
3441         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3442                 menu_set_insensitive_all
3443                         (GTK_MENU_SHELL(summaryview->popupmenu));
3444                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3445         } else
3446                 gtk_widget_grab_focus(summaryview->ctree);
3447
3448         summary_update_status(summaryview);
3449         summary_status_show(summaryview);
3450
3451         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3452
3453         gtk_clist_thaw(clist);
3454
3455         summary_unlock(summaryview);
3456         return TRUE;
3457 }
3458
3459 static void summary_execute_move(SummaryView *summaryview)
3460 {
3461         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3462         GSList *cur;
3463
3464         /* search moving messages and execute */
3465         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3466                                 summaryview);
3467
3468         if (summaryview->mlist) {
3469                 procmsg_move_messages(summaryview->mlist);
3470
3471                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3472                         procmsg_msginfo_free((MsgInfo *)cur->data);
3473                 g_slist_free(summaryview->mlist);
3474                 summaryview->mlist = NULL;
3475         }
3476 }
3477
3478 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3479                                       gpointer data)
3480 {
3481         SummaryView *summaryview = data;
3482         MsgInfo *msginfo;
3483
3484         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3485
3486         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3487                 summaryview->mlist =
3488                         g_slist_prepend(summaryview->mlist, msginfo);
3489                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3490
3491                 if (msginfo->msgid && *msginfo->msgid &&
3492                     node == g_hash_table_lookup(summaryview->msgid_table,
3493                                                 msginfo->msgid))
3494                         g_hash_table_remove(summaryview->msgid_table,
3495                                             msginfo->msgid);
3496         }
3497 }
3498
3499 static void summary_execute_copy(SummaryView *summaryview)
3500 {
3501         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3502
3503         /* search copying messages and execute */
3504         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3505                                 summaryview);
3506
3507         if (summaryview->mlist) {
3508                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3509                 procmsg_copy_messages(summaryview->mlist);
3510
3511                 g_slist_free(summaryview->mlist);
3512                 summaryview->mlist = NULL;
3513         }
3514 }
3515
3516 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3517                                       gpointer data)
3518 {
3519         SummaryView *summaryview = data;
3520         MsgInfo *msginfo;
3521
3522         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3523
3524         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3525                 summaryview->mlist =
3526                         g_slist_prepend(summaryview->mlist, msginfo);
3527
3528                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3529                 summary_set_row_marks(summaryview, node);
3530         }
3531 }
3532
3533 static void summary_execute_delete(SummaryView *summaryview)
3534 {
3535         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3536         FolderItem *trash;
3537         GSList *cur;
3538
3539         trash = summaryview->folder_item->folder->trash;
3540
3541         /* search deleting messages and execute */
3542         gtk_ctree_pre_recursive
3543                 (ctree, NULL, summary_execute_delete_func, summaryview);
3544
3545         if (!summaryview->mlist) return;
3546
3547         if (trash == NULL || summaryview->folder_item == trash)
3548                 folder_item_remove_msgs(summaryview->folder_item,
3549                                         summaryview->mlist);
3550         else
3551                 folder_item_move_msgs(trash, summaryview->mlist);
3552
3553         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3554                 procmsg_msginfo_free((MsgInfo *)cur->data);
3555
3556         g_slist_free(summaryview->mlist);
3557         summaryview->mlist = NULL;
3558 }
3559
3560 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3561                                         gpointer data)
3562 {
3563         SummaryView *summaryview = data;
3564         MsgInfo *msginfo;
3565
3566         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3567
3568         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3569                 summaryview->mlist =
3570                         g_slist_append(summaryview->mlist, msginfo);
3571                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3572
3573                 if (msginfo->msgid && *msginfo->msgid &&
3574                     node == g_hash_table_lookup(summaryview->msgid_table,
3575                                                 msginfo->msgid)) {
3576                         g_hash_table_remove(summaryview->msgid_table,
3577                                             msginfo->msgid);
3578                 }
3579                 if (msginfo->subject && *msginfo->subject &&
3580                     node == subject_table_lookup(summaryview->subject_table,
3581                                                  msginfo->subject)) {
3582                         subject_table_remove(summaryview->subject_table,
3583                                              msginfo->subject);
3584                 }
3585         }
3586 }
3587
3588 /* thread functions */
3589
3590 void summary_thread_build(SummaryView *summaryview)
3591 {
3592         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3593         GtkCTreeNode *node;
3594         GtkCTreeNode *next;
3595         GtkCTreeNode *parent;
3596         MsgInfo *msginfo;
3597
3598         summary_lock(summaryview);
3599
3600         debug_print("Building threads...");
3601         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3602         main_window_cursor_wait(summaryview->mainwin);
3603
3604         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3605                                        G_CALLBACK(summary_tree_expanded), summaryview);
3606         gtk_clist_freeze(GTK_CLIST(ctree));
3607
3608         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3609         while (node) {
3610                 next = GTK_CTREE_ROW(node)->sibling;
3611
3612                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3613
3614                 parent = NULL;
3615
3616                 /* alfons - claws seems to prefer subject threading before
3617                  * inreplyto threading. we should look more deeply in this,
3618                  * because inreplyto should have precedence... */
3619                 if (msginfo && msginfo->inreplyto) {
3620                         parent = g_hash_table_lookup(summaryview->msgid_table,
3621                                                      msginfo->inreplyto);
3622                 }
3623
3624                 if (prefs_common.thread_by_subject && parent == NULL) {
3625                         parent = subject_table_lookup
3626                                 (summaryview->subject_table,
3627                                  msginfo->subject);
3628                 }
3629
3630                 if (parent && parent != node) {
3631                         gtk_ctree_move(ctree, node, parent, NULL);
3632                         gtk_ctree_expand(ctree, node);
3633                 }
3634
3635                 node = next;
3636         }
3637
3638         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3639
3640         while (node) {
3641                 next = GTK_CTREE_NODE_NEXT(node);
3642                 if (!summaryview->thread_collapsed)
3643                         gtk_ctree_expand(ctree, node);
3644                 if (prefs_common.bold_unread &&
3645                     GTK_CTREE_ROW(node)->children)
3646                         summary_set_row_marks(summaryview, node);
3647                 node = next;
3648         }
3649
3650         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3651
3652         gtk_clist_thaw(GTK_CLIST(ctree));
3653         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3654                                          G_CALLBACK(summary_tree_expanded), summaryview);
3655
3656         debug_print("done.\n");
3657         STATUSBAR_POP(summaryview->mainwin);
3658         main_window_cursor_normal(summaryview->mainwin);
3659
3660         summaryview->threaded = TRUE;
3661
3662         summary_unlock(summaryview);
3663 }
3664
3665 static void summary_thread_init(SummaryView *summaryview)
3666 {
3667         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3668         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3669         GtkCTreeNode *next;
3670
3671         if (!summaryview->thread_collapsed) {
3672                 while (node) {
3673                         next = GTK_CTREE_ROW(node)->sibling;
3674                         if (GTK_CTREE_ROW(node)->children)
3675                                 gtk_ctree_expand(ctree, node);
3676                         node = next;
3677                 }
3678         } else if (prefs_common.bold_unread) {
3679                 while (node) {
3680                         next = GTK_CTREE_ROW(node)->sibling;
3681                         if (GTK_CTREE_ROW(node)->children)
3682                                 summary_set_row_marks(summaryview, node);
3683                         node = next;
3684                 }
3685         }
3686 }
3687
3688 void summary_unthread(SummaryView *summaryview)
3689 {
3690         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3691         GtkCTreeNode *node;
3692         GtkCTreeNode *child;
3693         GtkCTreeNode *sibling;
3694         GtkCTreeNode *next_child;
3695
3696         summary_lock(summaryview);
3697
3698         debug_print("Unthreading...");
3699         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3700         main_window_cursor_wait(summaryview->mainwin);
3701
3702         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3703                                         summary_tree_collapsed, summaryview);
3704         gtk_clist_freeze(GTK_CLIST(ctree));
3705
3706         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3707              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3708                 child = GTK_CTREE_ROW(node)->children;
3709                 sibling = GTK_CTREE_ROW(node)->sibling;
3710
3711                 while (child != NULL) {
3712                         next_child = GTK_CTREE_ROW(child)->sibling;
3713                         gtk_ctree_move(ctree, child, NULL, sibling);
3714                         child = next_child;
3715                 }
3716         }
3717
3718         /* CLAWS: and sort it */
3719         gtk_sctree_sort_recursive(ctree, NULL);
3720
3721         gtk_clist_thaw(GTK_CLIST(ctree));
3722         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3723                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3724
3725         debug_print("done.\n");
3726         STATUSBAR_POP(summaryview->mainwin);
3727         main_window_cursor_normal(summaryview->mainwin);
3728
3729         summaryview->threaded = FALSE;
3730
3731         summary_unlock(summaryview);
3732 }
3733
3734 static void summary_unthread_for_exec(SummaryView *summaryview)
3735 {
3736         GtkCTreeNode *node;
3737         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3738
3739         summary_lock(summaryview);
3740
3741         debug_print("Unthreading for execution...");
3742
3743         gtk_clist_freeze(GTK_CLIST(ctree));
3744
3745         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3746              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3747                 summary_unthread_for_exec_func(ctree, node, NULL);
3748         }
3749
3750         gtk_clist_thaw(GTK_CLIST(ctree));
3751
3752         debug_print("done.\n");
3753
3754         summary_unlock(summaryview);
3755 }
3756
3757 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3758                                            gpointer data)
3759 {
3760         MsgInfo *msginfo;
3761         GtkCTreeNode *top_parent;
3762         GtkCTreeNode *child;
3763         GtkCTreeNode *sibling;
3764
3765         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3766
3767         if (!msginfo ||
3768             (!MSG_IS_MOVE(msginfo->flags) &&
3769              !MSG_IS_DELETED(msginfo->flags)))
3770                 return;
3771         child = GTK_CTREE_ROW(node)->children;
3772         if (!child) return;
3773
3774         for (top_parent = node;
3775              GTK_CTREE_ROW(top_parent)->parent != NULL;
3776              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3777                 ;
3778         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3779
3780         while (child != NULL) {
3781                 GtkCTreeNode *next_child;
3782
3783                 next_child = GTK_CTREE_ROW(child)->sibling;
3784                 gtk_ctree_move(ctree, child, NULL, sibling);
3785                 child = next_child;
3786         }
3787 }
3788
3789 void summary_expand_threads(SummaryView *summaryview)
3790 {
3791         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3792         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3793
3794         gtk_clist_freeze(GTK_CLIST(ctree));
3795
3796         while (node) {
3797                 if (GTK_CTREE_ROW(node)->children)
3798                         gtk_ctree_expand(ctree, node);
3799                 node = GTK_CTREE_NODE_NEXT(node);
3800         }
3801
3802         gtk_clist_thaw(GTK_CLIST(ctree));
3803
3804         summaryview->thread_collapsed = FALSE;
3805
3806         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3807 }
3808
3809 void summary_collapse_threads(SummaryView *summaryview)
3810 {
3811         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3812         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3813
3814         gtk_clist_freeze(GTK_CLIST(ctree));
3815
3816         while (node) {
3817                 if (GTK_CTREE_ROW(node)->children)
3818                         gtk_ctree_collapse(ctree, node);
3819                 node = GTK_CTREE_ROW(node)->sibling;
3820         }
3821
3822         gtk_clist_thaw(GTK_CLIST(ctree));
3823
3824         summaryview->thread_collapsed = TRUE;
3825
3826         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3827 }
3828
3829 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3830 {
3831         if (!filtering_rules) {
3832                 alertpanel_error(_("No filter rules defined."));
3833                 return;
3834         }
3835
3836         summary_lock(summaryview);
3837
3838         folder_item_update_freeze();
3839
3840         debug_print("filtering...");
3841         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3842         main_window_cursor_wait(summaryview->mainwin);
3843
3844         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3845
3846         if (filtering_rules == NULL) {
3847                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3848                                         GTK_CTREE_FUNC(summary_filter_func),
3849                                         summaryview);
3850
3851                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3852
3853                 if (prefs_common.immediate_exec) {
3854                         summary_unlock(summaryview);
3855                         summary_execute(summaryview);
3856                         summary_lock(summaryview);
3857                 } else
3858                         summary_status_show(summaryview);
3859         }
3860         else {
3861                 if (selected_only) {
3862                         GList *cur;
3863
3864                         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3865                              cur != NULL; cur = cur->next) {
3866                                 summary_filter_func(GTK_CTREE(summaryview->ctree),
3867                                                     GTK_CTREE_NODE(cur->data),
3868                                                     summaryview);
3869                         }
3870                 } else {
3871                         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3872                                                 GTK_CTREE_FUNC(summary_filter_func),
3873                                                 summaryview);
3874                 }
3875                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3876         }
3877
3878         folder_item_update_thaw();
3879         debug_print("done.\n");
3880         STATUSBAR_POP(summaryview->mainwin);
3881         main_window_cursor_normal(summaryview->mainwin);
3882
3883         summary_unlock(summaryview);
3884
3885         /*
3886          * CLAWS: summary_show() only valid after having a lock. ideally
3887          * we want the lock to be context aware...
3888          */
3889         if (filtering_rules) {
3890                 summary_show(summaryview, summaryview->folder_item);
3891         }
3892 }
3893
3894 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3895                                 gpointer data)
3896 {
3897         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3898
3899         filter_message_by_msginfo(filtering_rules, msginfo);
3900 }
3901
3902 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
3903                                  PrefsFilterType type, gint processing_rule)
3904 {
3905         gchar *header = NULL;
3906         gchar *key = NULL;
3907
3908         procmsg_get_filter_keyword(msginfo, &header, &key, type);
3909
3910         if (processing_rule) {
3911                 if (item == NULL)
3912                         prefs_filtering_open(&pre_global_processing,
3913                                              _("Processing rules to apply before folder rules"),
3914                                              header, key);
3915                 else
3916                         prefs_filtering_open(&item->prefs->processing,
3917                                              _("Processing configuration"),
3918                                              header, key);
3919         }
3920         else {
3921                 prefs_filtering_open(&filtering_rules,
3922                                      _("Filtering configuration"),
3923                                        header, key);
3924         }
3925
3926         g_free(header);
3927         g_free(key);
3928 }
3929
3930 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
3931                          gint processing_rule)
3932 {
3933         MsgInfo *msginfo;
3934         FolderItem * item;
3935
3936         if (!summaryview->selected) return;
3937
3938         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3939                                               summaryview->selected);
3940         if (!msginfo) return;
3941
3942         item = summaryview->folder_item;
3943         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
3944 }
3945
3946 /* color label */
3947
3948 #define N_COLOR_LABELS colorlabel_get_color_count()
3949
3950 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3951                                                      gpointer data)
3952 {
3953         guint color = GPOINTER_TO_UINT(data);
3954         SummaryView *summaryview;
3955
3956         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
3957         g_return_if_fail(summaryview != NULL);
3958
3959         /* "dont_toggle" state set? */
3960         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
3961                                 "dont_toggle"))
3962                 return;
3963
3964         summary_set_colorlabel(summaryview, color, NULL);
3965 }
3966
3967 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3968  * for the messsage; not the color index */
3969 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3970                                   guint labelcolor)
3971 {
3972         GdkColor color;
3973         GtkStyle *style, *prev_style, *ctree_style;
3974         MsgInfo *msginfo;
3975         gint color_index;
3976
3977         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3978
3979         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3980         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3981         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3982
3983         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3984                 if (!prev_style) return;
3985                 style = gtk_style_copy(prev_style);
3986                 color = ctree_style->fg[GTK_STATE_NORMAL];
3987                 style->fg[GTK_STATE_NORMAL] = color;
3988                 color = ctree_style->fg[GTK_STATE_SELECTED];
3989                 style->fg[GTK_STATE_SELECTED] = color;
3990         } else {
3991                 if (prev_style)
3992                         style = gtk_style_copy(prev_style);
3993                 else
3994                         style = gtk_style_copy(ctree_style);
3995                 color = colorlabel_get_color(color_index);
3996                 style->fg[GTK_STATE_NORMAL] = color;
3997                 /* get the average of label color and selected fg color
3998                    for visibility */
3999                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4000                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4001                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4002         }
4003
4004         gtk_ctree_node_set_row_style(ctree, node, style);
4005 }
4006
4007 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4008 {
4009         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4010         MsgInfo *msginfo;
4011
4012         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4013
4014         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4015         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4016 }
4017
4018 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4019                             GtkWidget *widget)
4020 {
4021         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4022         GList *cur;
4023
4024         main_window_cursor_wait(summaryview->mainwin);
4025         folder_item_update_freeze();
4026         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4027                 summary_set_row_colorlabel(summaryview,
4028                                            GTK_CTREE_NODE(cur->data), labelcolor);
4029         folder_item_update_thaw();
4030         main_window_cursor_normal(summaryview->mainwin);
4031 }
4032
4033 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4034                                                           gpointer data)
4035 {
4036         SummaryView *summaryview;
4037         GtkMenuShell *menu;
4038         GtkCheckMenuItem **items;
4039         gint n;
4040         GList *cur, *sel;
4041
4042         summaryview = (SummaryView *)data;
4043         g_return_if_fail(summaryview != NULL);
4044
4045         sel = GTK_CLIST(summaryview->ctree)->selection;
4046         if (!sel) return;
4047
4048         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4049         g_return_if_fail(menu != NULL);
4050
4051         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4052
4053         /* NOTE: don't return prematurely because we set the "dont_toggle"
4054          * state for check menu items */
4055         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4056                           GINT_TO_POINTER(1));
4057
4058         /* clear items. get item pointers. */
4059         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4060                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4061                         gtk_check_menu_item_set_active
4062                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4063                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4064                         n++;
4065                 }
4066         }
4067
4068         if (n == (N_COLOR_LABELS + 1)) {
4069                 /* iterate all messages and set the state of the appropriate
4070                  * items */
4071                 for (; sel != NULL; sel = sel->next) {
4072                         MsgInfo *msginfo;
4073                         gint clabel;
4074
4075                         msginfo = gtk_ctree_node_get_row_data
4076                                 (GTK_CTREE(summaryview->ctree),
4077                                  GTK_CTREE_NODE(sel->data));
4078                         if (msginfo) {
4079                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4080                                 if (!items[clabel]->active)
4081                                         gtk_check_menu_item_set_active
4082                                                 (items[clabel], TRUE);
4083                         }
4084                 }
4085         } else
4086                 g_warning("invalid number of color elements (%d)\n", n);
4087
4088         /* reset "dont_toggle" state */
4089         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4090                           GINT_TO_POINTER(0));
4091 }
4092
4093 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4094 {
4095         GtkWidget *label_menuitem;
4096         GtkWidget *menu;
4097         GtkWidget *item;
4098         gint i;
4099
4100         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4101                                                    "/Color label");
4102         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4103                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4104                            summaryview);
4105         gtk_widget_show(label_menuitem);
4106
4107         menu = gtk_menu_new();
4108
4109         /* create sub items. for the menu item activation callback we pass the
4110          * index of label_colors[] as data parameter. for the None color we
4111          * pass an invalid (high) value. also we attach a data pointer so we
4112          * can always get back the SummaryView pointer. */
4113
4114         item = gtk_check_menu_item_new_with_label(_("None"));
4115         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4116         g_signal_connect(G_OBJECT(item), "activate",
4117                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4118                            GUINT_TO_POINTER(0));
4119         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4120         gtk_widget_show(item);
4121
4122         item = gtk_menu_item_new();
4123         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4124         gtk_widget_show(item);
4125
4126         /* create pixmap/label menu items */
4127         for (i = 0; i < N_COLOR_LABELS; i++) {
4128                 item = colorlabel_create_check_color_menu_item(i);
4129                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4130                 g_signal_connect(G_OBJECT(item), "activate",
4131                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4132                                  GUINT_TO_POINTER(i + 1));
4133                 g_object_set_data(G_OBJECT(item), "summaryview",
4134                                   summaryview);
4135                 gtk_widget_show(item);
4136         }
4137
4138         gtk_widget_show(menu);
4139         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4140         summaryview->colorlabel_menu = menu;
4141 }
4142
4143 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4144 {
4145         GtkWidget *ctree;
4146         gint *col_pos = summaryview->col_pos;
4147         SummaryColumnState *col_state;
4148         gchar *titles[N_SUMMARY_COLS];
4149         SummaryColumnType type;
4150         gint pos;
4151
4152         memset(titles, 0, sizeof(titles));
4153
4154         col_state = prefs_summary_column_get_config();
4155         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4156                 summaryview->col_state[pos] = col_state[pos];
4157                 type = col_state[pos].type;
4158                 col_pos[type] = pos;
4159         }
4160         col_state = summaryview->col_state;
4161
4162         ctree = gtk_sctree_new_with_titles
4163                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4164
4165         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4166         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4167                                            GTK_JUSTIFY_CENTER);
4168         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4169                                            GTK_JUSTIFY_CENTER);
4170         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4171                                            GTK_JUSTIFY_CENTER);
4172         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4173                                            GTK_JUSTIFY_CENTER);
4174         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4175                                            GTK_JUSTIFY_RIGHT);
4176         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4177                                            GTK_JUSTIFY_RIGHT);
4178         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4179                                            GTK_JUSTIFY_RIGHT);
4180         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4181                                    SUMMARY_COL_MARK_WIDTH);
4182         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4183                                    SUMMARY_COL_STATUS_WIDTH);
4184         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4185                                    SUMMARY_COL_LOCKED_WIDTH);
4186         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4187                                    SUMMARY_COL_MIME_WIDTH);
4188         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4189                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4190         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4191                                    prefs_common.summary_col_size[S_COL_FROM]);
4192         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4193                                    prefs_common.summary_col_size[S_COL_DATE]);
4194         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4195                                    prefs_common.summary_col_size[S_COL_SIZE]);
4196         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4197                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4198         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4199                                    prefs_common.summary_col_size[S_COL_SCORE]);
4200         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4201         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4202                                      GTK_CTREE_EXPANDER_SQUARE);
4203 #if 0
4204         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4205         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4206                                      GTK_CTREE_EXPANDER_TRIANGLE);
4207 #endif
4208         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4209         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4210
4211         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4212                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4213                                        GTK_CAN_FOCUS);
4214                 gtk_clist_set_column_visibility
4215                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4216         }
4217
4218         /* connect signal to the buttons for sorting */
4219 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4220         g_signal_connect \
4221                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4222                  "clicked", \
4223                  G_CALLBACK(func), \
4224                  summaryview)
4225
4226         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4227         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4228         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4229         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4230         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4231         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4232         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4233         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4234         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4235         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4236
4237 #undef CLIST_BUTTON_SIGNAL_CONNECT
4238
4239         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4240                          G_CALLBACK(summary_selected), summaryview);
4241         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4242                          G_CALLBACK(summary_button_pressed),
4243                          summaryview);
4244         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4245                          G_CALLBACK(summary_button_released),
4246                          summaryview);
4247         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4248                          G_CALLBACK(summary_key_pressed), summaryview);
4249         g_signal_connect(G_OBJECT(ctree), "resize_column",
4250                          G_CALLBACK(summary_col_resized), summaryview);
4251         g_signal_connect(G_OBJECT(ctree), "open_row",
4252                          G_CALLBACK(summary_open_row), summaryview);
4253
4254         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4255                                G_CALLBACK(summary_tree_expanded),
4256                                summaryview);
4257         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4258                                G_CALLBACK(summary_tree_collapsed),
4259                                summaryview);
4260
4261         g_signal_connect(G_OBJECT(ctree), "start_drag",
4262                          G_CALLBACK(summary_start_drag),
4263                          summaryview);
4264         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4265                          G_CALLBACK(summary_drag_data_get),
4266                          summaryview);
4267
4268         return ctree;
4269 }
4270
4271 void summary_set_column_order(SummaryView *summaryview)
4272 {
4273         GtkWidget *ctree;
4274         GtkWidget *scrolledwin = summaryview->scrolledwin;
4275         GtkWidget *pixmap;
4276         FolderItem *item;
4277         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4278         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4279
4280         item = summaryview->folder_item;
4281
4282         summary_clear_all(summaryview);
4283         gtk_widget_destroy(summaryview->ctree);
4284
4285         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4286         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4287         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4288                                     summaryview->col_pos[S_COL_MIME], pixmap);
4289         gtk_widget_show(pixmap);
4290         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4291                                             GTK_CLIST(ctree)->hadjustment);
4292         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4293                                             GTK_CLIST(ctree)->vadjustment);
4294         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4295         gtk_widget_show(ctree);
4296
4297         summary_show(summaryview, item);
4298
4299         summary_select_by_msgnum(summaryview, selected_msgnum);
4300         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4301         if (!summaryview->displayed)
4302                 messageview_clear(summaryview->messageview);
4303         else
4304                 summary_redisplay_msg(summaryview);
4305 }
4306
4307
4308 /* callback functions */
4309
4310 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4311                                    SummaryView *summaryview)
4312 {
4313         if (event)
4314                 summary_toggle_view(summaryview);
4315         return TRUE;
4316 }
4317
4318 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4319                                        SummaryView *summaryview)
4320 {
4321         if (!event) return FALSE;
4322
4323         if (event->button == 3) {
4324                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4325                 /* right clicked */
4326                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4327                                NULL, NULL, event->button, event->time);
4328         } else if (event->button == 2) {
4329                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4330         } else if (event->button == 1) {
4331                 if (!prefs_common.emulate_emacs &&
4332                     messageview_is_visible(summaryview->messageview))
4333                         summaryview->display_msg = TRUE;
4334         }
4335
4336         return FALSE;
4337 }
4338
4339 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4340                                         SummaryView *summaryview)
4341 {
4342         return FALSE;
4343 }
4344
4345 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4346 {
4347         summary_key_pressed(summaryview->ctree, event, summaryview);
4348 }
4349
4350 #define BREAK_ON_MODIFIER_KEY() \
4351         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4352
4353 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4354                                 SummaryView *summaryview)
4355 {
4356         GtkCTree *ctree = GTK_CTREE(widget);
4357         GtkCTreeNode *node;
4358         MessageView *messageview;
4359         TextView *textview;
4360         GtkAdjustment *adj;
4361
4362         if (summary_is_locked(summaryview)) return TRUE;
4363         if (!event) return TRUE;
4364
4365         if (quicksearch_has_focus(summaryview->quicksearch))
4366                 return FALSE;
4367
4368         switch (event->keyval) {
4369         case GDK_Left:          /* Move focus */
4370                 adj = gtk_scrolled_window_get_hadjustment
4371                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4372                 if (adj->lower != adj->value)
4373                         break;
4374                 /* FALLTHROUGH */
4375         case GDK_Escape:
4376                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4377                 return TRUE;
4378         case GDK_Up:
4379         case GDK_Down:
4380                 if ((node = summaryview->selected) != NULL) {
4381                         GtkCTreeNode *next = NULL;
4382                         do {
4383                                 next = (event->keyval == GDK_Down)
4384                                         ? gtkut_ctree_node_next(ctree, next ? next:node)
4385                                         : gtkut_ctree_node_prev(ctree, next ? next:node);
4386                         } while (next && !gtk_ctree_is_viewable(ctree, next));
4387
4388                         if (next) {
4389                                 gtk_sctree_select_with_state
4390                                         (GTK_SCTREE(ctree), next, event->state);
4391
4392                                 /* Deprecated - what are the non-deprecated equivalents? */
4393                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4394                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4395                                 summaryview->selected = next;
4396                                 return TRUE;
4397                         }
4398                 }
4399                 break;
4400         case GDK_Home:
4401         case GDK_End:
4402                 if ((node = summaryview->selected) != NULL) {
4403                         GtkCTreeNode *next = NULL;
4404                         next = (event->keyval == GDK_Home)
4405                                         ? gtk_ctree_node_nth(ctree, 0)
4406                                         : gtk_ctree_node_nth(ctree,
4407                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4408                         if (next) {
4409                                 gtk_sctree_select_with_state
4410                                         (GTK_SCTREE(ctree), next, event->state);
4411
4412                                 /* Deprecated - what are the non-deprecated equivalents? */
4413                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4414                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4415                                 summaryview->selected = next;
4416                                 return TRUE;
4417                         }
4418                 }
4419                 break;
4420         default:
4421                 break;
4422         }
4423
4424         if (!summaryview->selected) {
4425                 node = gtk_ctree_node_nth(ctree, 0);
4426                 if (node)
4427                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4428                 else
4429                         return TRUE;
4430         }
4431
4432         messageview = summaryview->messageview;
4433         textview = messageview->mimeview->textview;
4434
4435         switch (event->keyval) {
4436         case GDK_space:         /* Page down or go to the next */
4437                 if (event->state & GDK_SHIFT_MASK)
4438                         textview_scroll_page(textview, TRUE);
4439                 else {
4440                         if (summaryview->displayed != summaryview->selected) {
4441                                 summary_display_msg(summaryview,
4442                                                     summaryview->selected);
4443                                 break;
4444                         }
4445                         if (!textview_scroll_page(textview, FALSE))
4446                                 summary_select_next_unread(summaryview);
4447                 }
4448                 break;
4449         case GDK_BackSpace:     /* Page up */
4450                 textview_scroll_page(textview, TRUE);
4451                 break;
4452         case GDK_Return:        /* Scroll up/down one line */
4453                 if (summaryview->displayed != summaryview->selected) {
4454                         summary_display_msg(summaryview,
4455                                             summaryview->selected);
4456                         break;
4457                 }
4458                 textview_scroll_one_line
4459                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4460                 break;
4461         case GDK_Delete:
4462                 BREAK_ON_MODIFIER_KEY();
4463                 summary_delete(summaryview);
4464                 break;
4465         default:
4466                 break;
4467         }
4468         return FALSE;
4469 }
4470
4471 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4472 {
4473         SummaryView *summaryview = data;
4474
4475         summary_show(summaryview, summaryview->folder_item);
4476 }
4477
4478 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4479 {
4480         SummaryView *summaryview = (SummaryView *)data;
4481
4482         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4483                 prefs_common.show_searchbar = TRUE;
4484                 quicksearch_show(summaryview->quicksearch);
4485         } else {
4486                 prefs_common.show_searchbar = FALSE;
4487                 quicksearch_hide(summaryview->quicksearch);
4488         }
4489 }
4490
4491 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4492 {
4493         if (summaryview->folder_item->stype == F_OUTBOX ||
4494             summaryview->folder_item->stype == F_DRAFT  ||
4495             summaryview->folder_item->stype == F_QUEUE)
4496                 summary_reedit(summaryview);
4497         else
4498                 summary_open_msg(summaryview);
4499
4500         summaryview->display_msg = FALSE;
4501 }
4502
4503 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4504                                   SummaryView *summaryview)
4505 {
4506         summary_set_row_marks(summaryview, node);
4507 }
4508
4509 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4510                                    SummaryView *summaryview)
4511 {
4512         summary_set_row_marks(summaryview, node);
4513 }
4514
4515 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4516                              gint column, SummaryView *summaryview)
4517 {
4518         MsgInfo *msginfo;
4519
4520         summary_status_show(summaryview);
4521
4522         if (GTK_CLIST(ctree)->selection &&
4523             GTK_CLIST(ctree)->selection->next) {
4524                 summaryview->display_msg = FALSE;
4525                 summary_set_menu_sensitive(summaryview);
4526                 toolbar_main_set_sensitive(summaryview->mainwin);
4527                 return;
4528         }
4529
4530         summaryview->selected = row;
4531
4532         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4533         g_return_if_fail(msginfo != NULL);
4534
4535         switch (column < 0 ? column : summaryview->col_state[column].type) {
4536         case S_COL_MARK:
4537                 if (!MSG_IS_DELETED(msginfo->flags) &&
4538                     !MSG_IS_MOVE(msginfo->flags) &&
4539                     !MSG_IS_COPY(msginfo->flags)) {
4540                         if (MSG_IS_MARKED(msginfo->flags)) {
4541                                 summary_unmark_row(summaryview, row);
4542                         } else {
4543                                 summary_mark_row(summaryview, row);
4544                         }
4545                 }
4546                 break;
4547         case S_COL_STATUS:
4548                 if (MSG_IS_UNREAD(msginfo->flags)) {
4549                         summary_mark_row_as_read(summaryview, row);
4550                         summary_status_show(summaryview);
4551                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4552                          !MSG_IS_FORWARDED(msginfo->flags)) {
4553                         summary_mark_row_as_unread(summaryview, row);
4554                         summary_status_show(summaryview);
4555                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4556                         summary_find_answers(summaryview, msginfo);
4557                         return;
4558                 }
4559                 break;
4560         case S_COL_LOCKED:
4561                 if (MSG_IS_LOCKED(msginfo->flags)) {
4562                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4563                         summary_set_row_marks(summaryview, row);
4564                 }
4565                 else
4566                         summary_lock_row(summaryview, row);
4567                 break;
4568         default:
4569                 break;
4570         }
4571
4572         if (summaryview->display_msg ||
4573             (prefs_common.always_show_msg &&
4574              messageview_is_visible(summaryview->messageview))) {
4575                 summaryview->display_msg = FALSE;
4576                 if (summaryview->displayed != row) {
4577                         summary_display_msg(summaryview, row);
4578                         return;
4579                 }
4580         }
4581
4582         summary_set_menu_sensitive(summaryview);
4583         toolbar_main_set_sensitive(summaryview->mainwin);
4584 }
4585
4586 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4587                                 SummaryView *summaryview)
4588 {
4589         SummaryColumnType type = summaryview->col_state[column].type;
4590
4591         prefs_common.summary_col_size[type] = width;
4592 }
4593
4594
4595 /*
4596  * \brief get List of msginfo selected in SummaryView
4597  *
4598  * \param summaryview
4599  *
4600  * \return GSList holding MsgInfo
4601  */
4602 GSList *summary_get_selection(SummaryView *summaryview)
4603 {
4604         GList *sel = NULL;
4605         GSList *msginfo_list = NULL;
4606
4607         g_return_val_if_fail(summaryview != NULL, NULL);
4608
4609         sel = GTK_CLIST(summaryview->ctree)->selection;
4610
4611         g_return_val_if_fail(sel != NULL, NULL);
4612
4613         for ( ; sel != NULL; sel = sel->next)
4614                 msginfo_list =
4615                         g_slist_append(msginfo_list,
4616                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4617                                                                    GTK_CTREE_NODE(sel->data)));
4618         return msginfo_list;
4619 }
4620
4621 static void summary_reply_cb(SummaryView *summaryview, guint action,
4622                              GtkWidget *widget)
4623 {
4624         MessageView *msgview = (MessageView*)summaryview->messageview;
4625         GSList *msginfo_list;
4626         gchar *body;
4627
4628         g_return_if_fail(msgview != NULL);
4629
4630         msginfo_list = summary_get_selection(summaryview);
4631         g_return_if_fail(msginfo_list != NULL);
4632
4633         body = messageview_get_selection(msgview);
4634
4635         compose_reply_mode((ComposeMode)action, msginfo_list, body);
4636         g_free(body);
4637         g_slist_free(msginfo_list);
4638 }
4639
4640 static void summary_show_all_header_cb(SummaryView *summaryview,
4641                                        guint action, GtkWidget *widget)
4642 {
4643         summary_display_msg_selected(summaryview,
4644                                      GTK_CHECK_MENU_ITEM(widget)->active);
4645 }
4646
4647 static void summary_add_address_cb(SummaryView *summaryview,
4648                                    guint action, GtkWidget *widget)
4649 {
4650         summary_add_address(summaryview);
4651 }
4652
4653 static void summary_create_filter_cb(SummaryView *summaryview,
4654                                      guint action, GtkWidget *widget)
4655 {
4656         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4657 }
4658
4659 static void summary_create_processing_cb(SummaryView *summaryview,
4660                                          guint action, GtkWidget *widget)
4661 {
4662         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4663 }
4664
4665 static void summary_sort_by_column_click(SummaryView *summaryview,
4666                                          FolderSortKey sort_key)
4667 {
4668         if (summaryview->sort_key == sort_key)
4669                 summary_sort(summaryview, sort_key,
4670                              summaryview->sort_type == SORT_ASCENDING
4671                              ? SORT_DESCENDING : SORT_ASCENDING);
4672         else
4673                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4674 }
4675
4676 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4677 {
4678         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4679 }
4680
4681 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4682 {
4683         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4684 }
4685
4686 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4687 {
4688         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4689 }
4690
4691 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4692 {
4693         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4694 }
4695
4696 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4697 {
4698         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4699 }
4700
4701 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4702 {
4703         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4704 }
4705
4706 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4707 {
4708         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4709 }
4710
4711 static void summary_subject_clicked(GtkWidget *button,
4712                                     SummaryView *summaryview)
4713 {
4714         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4715 }
4716
4717 static void summary_score_clicked(GtkWidget *button,
4718                                   SummaryView *summaryview)
4719 {
4720         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4721 }
4722
4723 static void summary_locked_clicked(GtkWidget *button,
4724                                    SummaryView *summaryview)
4725 {
4726         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4727 }
4728
4729 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4730                                SummaryView *summaryview)
4731 {
4732         GdkDragContext *context;
4733
4734         g_return_if_fail(summaryview != NULL);
4735         g_return_if_fail(summaryview->folder_item != NULL);
4736         g_return_if_fail(summaryview->folder_item->folder != NULL);
4737         if (summaryview->selected == NULL) return;
4738
4739         context = gtk_drag_begin(widget, summaryview->target_list,
4740                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4741         gtk_drag_set_icon_default(context);
4742 }
4743
4744 static void summary_drag_data_get(GtkWidget        *widget,
4745                                   GdkDragContext   *drag_context,
4746                                   GtkSelectionData *selection_data,
4747                                   guint             info,
4748                                   guint             time,
4749                                   SummaryView      *summaryview)
4750 {
4751         if (info == TARGET_MAIL_URI_LIST) {
4752                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4753                 GList *cur;
4754                 MsgInfo *msginfo;
4755                 gchar *mail_list = NULL, *tmp1, *tmp2;
4756
4757                 for (cur = GTK_CLIST(ctree)->selection;
4758                      cur != NULL; cur = cur->next) {
4759                         msginfo = gtk_ctree_node_get_row_data
4760                                 (ctree, GTK_CTREE_NODE(cur->data));
4761                         tmp2 = procmsg_get_message_file(msginfo);
4762                         if (!tmp2) continue;
4763                         tmp1 = g_strconcat("file://", tmp2, NULL);
4764                         g_free(tmp2);
4765
4766                         if (!mail_list) {
4767                                 mail_list = tmp1;
4768                         } else {
4769                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4770                                 g_free(mail_list);
4771                                 g_free(tmp1);
4772                                 mail_list = tmp2;
4773                         }
4774                 }
4775
4776                 if (mail_list != NULL) {
4777                         gtk_selection_data_set(selection_data,
4778                                                selection_data->target, 8,
4779                                                mail_list, strlen(mail_list));
4780                         g_free(mail_list);
4781                 }
4782         } else if (info == TARGET_DUMMY) {
4783                 if (GTK_CLIST(summaryview->ctree)->selection)
4784                         gtk_selection_data_set(selection_data,
4785                                                selection_data->target, 8,
4786                                                "Dummy", 6);
4787         }
4788 }
4789
4790
4791 /* custom compare functions for sorting */
4792
4793 #define CMP_FUNC_DEF(func_name, val)                                     \
4794 static gint func_name(GtkCList *clist,                                   \
4795                       gconstpointer ptr1, gconstpointer ptr2)            \
4796 {                                                                        \
4797         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4798         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4799                                                                          \
4800         if (!msginfo1 || !msginfo2)                                      \
4801                 return -1;                                               \
4802                                                                          \
4803         return (val);                                                    \
4804 }
4805
4806 CMP_FUNC_DEF(summary_cmp_by_mark,
4807              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4808 CMP_FUNC_DEF(summary_cmp_by_status,
4809              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4810 CMP_FUNC_DEF(summary_cmp_by_mime,
4811              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4812 CMP_FUNC_DEF(summary_cmp_by_label,
4813              MSG_GET_COLORLABEL(msginfo1->flags) -
4814              MSG_GET_COLORLABEL(msginfo2->flags))
4815 CMP_FUNC_DEF(summary_cmp_by_locked,
4816              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4817
4818 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4819 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4820 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4821
4822 #undef CMP_FUNC_DEF
4823 #define CMP_FUNC_DEF(func_name, var_name)                                \
4824 static gint func_name(GtkCList *clist,                                   \
4825                       gconstpointer ptr1, gconstpointer ptr2)            \
4826 {                                                                        \
4827         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4828         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4829                                                                          \
4830         if (!msginfo1->var_name)                                         \
4831                 return (msginfo2->var_name != NULL);                     \
4832         if (!msginfo2->var_name)                                         \
4833                 return -1;                                               \
4834                                                                          \
4835         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
4836 }
4837
4838 CMP_FUNC_DEF(summary_cmp_by_to, to);
4839
4840 #undef CMP_FUNC_DEF
4841
4842 static gint summary_cmp_by_subject(GtkCList *clist,
4843                                    gconstpointer ptr1,
4844                                    gconstpointer ptr2)
4845 {
4846         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4847         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4848
4849         if (!msginfo1->subject)
4850                 return (msginfo2->subject != NULL);
4851         if (!msginfo2->subject)
4852                 return -1;
4853
4854         return subject_compare_for_sort
4855                 (msginfo1->subject, msginfo2->subject);
4856 }
4857
4858 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4859                                 gconstpointer ptr2)
4860 {
4861         const gchar *str1, *str2;
4862         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4863         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4864         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4865
4866         g_return_val_if_fail(sv, -1);
4867
4868         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4869         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4870
4871         if (!str1)
4872                 return str2 != NULL;
4873
4874         if (!str2)
4875                 return -1;
4876
4877         return strcasecmp(str1, str2);
4878 }
4879
4880 static gint summary_cmp_by_simplified_subject
4881         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4882 {
4883         const FolderItemPrefs *prefs;
4884         const gchar *str1, *str2;
4885         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4886         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4887         const MsgInfo *msginfo1 = r1->data;
4888         const MsgInfo *msginfo2 = r2->data;
4889         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4890
4891         g_return_val_if_fail(sv, -1);
4892         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4893
4894         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4895         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4896
4897         if (!str1)
4898                 return str2 != NULL;
4899
4900         if (!str2)
4901                 return -1;
4902
4903         prefs = msginfo1->folder->prefs;
4904         if (!prefs)
4905                 prefs = msginfo2->folder->prefs;
4906         if (!prefs)
4907                 return -1;
4908
4909         return subject_compare_for_sort(str1, str2);
4910 }
4911
4912 static gint summary_cmp_by_score(GtkCList *clist,
4913                                  gconstpointer ptr1, gconstpointer ptr2)
4914 {
4915         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4916         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4917         int diff;
4918
4919         /* if score are equal, sort by date */
4920
4921         diff = msginfo1->threadscore - msginfo2->threadscore;
4922         if (diff != 0)
4923                 return diff;
4924         else
4925                 return summary_cmp_by_date(clist, ptr1, ptr2);
4926 }
4927
4928 static void news_flag_crosspost(MsgInfo *msginfo)
4929 {
4930         GString *line;
4931         gpointer key;
4932         gpointer value;
4933         Folder *mff;
4934
4935         g_return_if_fail(msginfo != NULL);
4936         g_return_if_fail(msginfo->folder != NULL);
4937         g_return_if_fail(msginfo->folder->folder != NULL);
4938         mff = msginfo->folder->folder;
4939         g_return_if_fail(mff->klass->type == F_NEWS);
4940
4941         if (mff->account->mark_crosspost_read) {
4942                 line = g_string_sized_new(128);
4943                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4944                 debug_print("nfcp: checking <%s>", line->str);
4945                 if (mff->newsart &&
4946                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4947                         debug_print(" <%s>", (gchar *)value);
4948                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4949                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4950                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4951                         }
4952                         g_hash_table_remove(mff->newsart, key);
4953                         g_free(key);
4954                 }
4955                 g_string_free(line, TRUE);
4956                 debug_print("\n");
4957         }
4958 }
4959
4960 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4961 {
4962         SummaryView *summaryview = (SummaryView *) data;
4963         MsgInfo *msginfo;
4964
4965         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4966
4967         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4968                 summaryview->unreadmarked--;
4969
4970         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4971         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4972
4973         summary_set_row_marks(summaryview, row);
4974         debug_print("Message %d is marked as ignore thread\n",
4975             msginfo->msgnum);
4976 }
4977
4978 static void summary_ignore_thread(SummaryView *summaryview)
4979 {
4980         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4981         GList *cur;
4982
4983         folder_item_update_freeze();
4984
4985         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4986                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4987                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
4988                                         summaryview);
4989
4990         folder_item_update_thaw();
4991
4992         summary_status_show(summaryview);
4993 }
4994
4995 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4996 {
4997         SummaryView *summaryview = (SummaryView *) data;
4998         MsgInfo *msginfo;
4999
5000         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5001
5002         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5003                 summaryview->unreadmarked++;
5004
5005         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5006
5007         summary_set_row_marks(summaryview, row);
5008         debug_print("Message %d is marked as unignore thread\n",
5009             msginfo->msgnum);
5010 }
5011
5012 static void summary_unignore_thread(SummaryView *summaryview)
5013 {
5014         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5015         GList *cur;
5016
5017         folder_item_update_freeze();
5018
5019         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
5020                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5021                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5022                                         summaryview);
5023
5024         folder_item_update_thaw();
5025
5026         summary_status_show(summaryview);
5027 }
5028
5029 static void summary_check_ignore_thread_func
5030                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5031 {
5032         MsgInfo *msginfo;
5033         gint *found_ignore = (gint *) data;
5034
5035         if (*found_ignore) return;
5036         else {
5037                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5038                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5039         }
5040 }
5041
5042 void summary_toggle_ignore_thread(SummaryView *summaryview)
5043 {
5044         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5045         GList *cur;
5046         gint found_ignore = 0;
5047
5048         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
5049                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5050                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5051                                         &found_ignore);
5052
5053         if (found_ignore)
5054                 summary_unignore_thread(summaryview);
5055         else
5056                 summary_ignore_thread(summaryview);
5057 }
5058
5059 #if 0 /* OLD PROCESSING */
5060 static gboolean processing_apply_func(GNode *node, gpointer data)
5061 {
5062         FolderItem *item;
5063         GSList * processing;
5064         SummaryView * summaryview = (SummaryView *) data;
5065
5066         if (node == NULL)
5067                 return FALSE;
5068
5069         item = node->data;
5070         /* prevent from the warning */
5071         if (item->path == NULL)
5072                 return FALSE;
5073         processing = item->prefs->processing;
5074
5075
5076         if (processing != NULL) {
5077                 gchar * buf;
5078                 GSList * mlist;
5079                 GSList * cur;
5080
5081                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5082                 debug_print(buf);
5083                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5084                 g_free(buf);
5085
5086 /*
5087                 mlist = item->folder->get_msg_list(item->folder, item,
5088                                                    TRUE);
5089 */
5090                 mlist = folder_item_get_msg_list(item);
5091                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5092                         MsgInfo * msginfo;
5093
5094                         msginfo = (MsgInfo *) cur->data;
5095                         filter_message_by_msginfo(processing, msginfo, NULL);
5096                         procmsg_msginfo_free(msginfo);
5097                 }
5098
5099                 g_slist_free(mlist);
5100
5101                 STATUSBAR_POP(summaryview->mainwin);
5102         }
5103
5104
5105         return FALSE;
5106 }
5107
5108 void processing_apply(SummaryView * summaryview)
5109 {
5110         GList * cur;
5111
5112         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5113                 Folder *folder;
5114
5115                 folder = (Folder *) cur->data;
5116                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5117                                 processing_apply_func, summaryview);
5118         }
5119 }
5120 #endif
5121
5122 void summary_toggle_show_read_messages(SummaryView *summaryview)
5123 {
5124         if (summaryview->folder_item->hide_read_msgs)
5125                 summaryview->folder_item->hide_read_msgs = 0;
5126         else
5127                 summaryview->folder_item->hide_read_msgs = 1;
5128         summary_show(summaryview, summaryview->folder_item);
5129 }
5130
5131 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5132                                              guint action)
5133 {
5134         GtkWidget *widget;
5135
5136         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5137                                            "/View/Hide read messages");
5138         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5139                           GINT_TO_POINTER(1));
5140         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5141         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5142                           GINT_TO_POINTER(0));
5143 }
5144
5145 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5146 {
5147         GtkWidget *ctree = summaryview->ctree;
5148         GtkWidget *pixmap;
5149
5150         gtk_widget_destroy(summaryview->folder_pixmap);
5151
5152         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5153         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5154         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5155         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5156         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5157         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5158         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5159         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5160         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5161         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5162         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5163         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5164
5165         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5166         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5167         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5168         gtk_widget_show(pixmap);
5169         summaryview->folder_pixmap = pixmap;
5170
5171         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5172         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5173                               summaryview->quick_search_pixmap);
5174         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5175         gtk_widget_show(pixmap);
5176         summaryview->quick_search_pixmap = pixmap;
5177
5178         folderview_unselect(summaryview->folderview);
5179         folderview_select(summaryview->folderview, summaryview->folder_item);
5180         summary_set_column_titles(summaryview);
5181 }
5182
5183 /*
5184  * Harvest addresses for selected messages in summary view.
5185  */
5186 void summary_harvest_address(SummaryView *summaryview)
5187 {
5188         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5189         GList *cur;
5190         GList *msgList;
5191         MsgInfo *msginfo;
5192
5193         msgList = NULL;
5194         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5195                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5196                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5197         }
5198         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5199         g_list_free( msgList );
5200 }
5201
5202 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5203 {
5204         int err;
5205         gchar buf[BUFFSIZE];
5206         regex_t *preg = NULL;
5207
5208         preg = g_new0(regex_t, 1);
5209
5210         err = string_match_precompile(simplify_subject_regexp,
5211                                       preg, REG_EXTENDED);
5212         if (err) {
5213                 regerror(err, preg, buf, BUFFSIZE);
5214                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5215                 g_free(preg);
5216                 preg = NULL;
5217         }
5218
5219         return preg;
5220 }
5221
5222 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5223 {
5224         g_return_if_fail(summaryview != NULL);
5225         g_return_if_fail(item != NULL);
5226
5227         /* Subject simplification */
5228         if(summaryview->simplify_subject_preg) {
5229                 regfree(summaryview->simplify_subject_preg);
5230                 g_free(summaryview->simplify_subject_preg);
5231                 summaryview->simplify_subject_preg = NULL;
5232         }
5233         if(item->prefs && item->prefs->simplify_subject_regexp &&
5234            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5235                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5236
5237         /* Sorting */
5238         summaryview->sort_key = item->sort_key;
5239         summaryview->sort_type = item->sort_type;
5240
5241         /* Threading */
5242         summaryview->threaded = item->threaded;
5243         summaryview->thread_collapsed = item->thread_collapsed;
5244
5245         /* Scoring */
5246 #if 0
5247         if (global_scoring || item->prefs->scoring) {
5248                 summaryview->important_score = prefs_common.important_score;
5249                 if (item->prefs->important_score >
5250                     summaryview->important_score)
5251                         summaryview->important_score =
5252                                 item->prefs->important_score;
5253         }
5254 #endif
5255 }
5256
5257 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5258 {
5259         /* Sorting */
5260         item->sort_key = summaryview->sort_key;
5261         item->sort_type = summaryview->sort_type;
5262
5263         /* Threading */
5264         item->threaded = summaryview->threaded;
5265         item->thread_collapsed = summaryview->thread_collapsed;
5266 }
5267
5268 static gboolean summary_update_msg(gpointer source, gpointer data)
5269 {
5270         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5271         SummaryView *summaryview = (SummaryView *)data;
5272         GtkCTreeNode *node;
5273
5274         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5275         g_return_val_if_fail(summaryview != NULL, FALSE);
5276
5277         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5278                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5279
5280                 if (node)
5281                         summary_set_row_marks(summaryview, node);
5282         }
5283
5284         return FALSE;
5285 }
5286
5287 /*!
5288  *\brief        change summaryview to display your answer(s) to a message
5289  *
5290  *\param        summaryview The SummaryView ;)
5291  *\param        msginfo The message for which answers are searched
5292  *
5293  */
5294 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5295 {
5296         FolderItem *sent_folder = NULL;
5297         PrefsAccount *account = NULL;
5298         GtkCTreeNode *node = NULL;
5299         char *buf = NULL;
5300         if (msg == NULL || msg->msgid == NULL)
5301                 return;
5302
5303         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5304         if (account == NULL)
5305                 return;
5306         sent_folder = account_get_special_folder
5307                                 (account, F_OUTBOX);
5308
5309         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5310
5311         if (sent_folder != summaryview->folder_item) {
5312                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5313         }
5314
5315         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5316
5317         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5318         g_free(buf);
5319
5320         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5321         if (node)
5322                 summary_select_node(summaryview, node, TRUE, TRUE);
5323 }