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"),            "<shift>asterisk", summary_mark,        0, NULL},
 408         {N_("/_Mark/_Unmark"),          "U", summary_unmark,    0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  "<shift>exclam", summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 416         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 417         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 418
 419         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 420         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 421         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 422         {N_("/Add sender to address boo_k"),
 423                                         NULL, summary_add_address_cb, 0, NULL},
 424         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 425         {N_("/Create f_ilter rule/_Automatically"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 427         {N_("/Create f_ilter rule/by _From"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 429         {N_("/Create f_ilter rule/by _To"),
 430                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 431         {N_("/Create f_ilter rule/by _Subject"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 433         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create processing rule/_Automatically"),
 435                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create processing rule/by _From"),
 437                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create processing rule/by _To"),
 439                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create processing rule/by _Subject"),
 441                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 443         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 444         {N_("/_View/Open in new _window"),
 445                                         "<control><alt>N", summary_open_msg,    0, NULL},
 446         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 447         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 448 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 449
 450 static const gchar *const col_label[N_SUMMARY_COLS] = {
 451         N_("M"),        /* S_COL_MARK    */
 452         N_("S"),        /* S_COL_STATUS  */
 453         "",             /* S_COL_MIME    */
 454         N_("Subject"),  /* S_COL_SUBJECT */
 455         N_("From"),     /* S_COL_FROM    */
 456         N_("Date"),     /* S_COL_DATE    */
 457         N_("Size"),     /* S_COL_SIZE    */
 458         N_("No."),      /* S_COL_NUMBER  */
 459         N_("Score"),    /* S_COL_SCORE   */
 460         N_("L")         /* S_COL_LOCKED  */
 461 };
 462
 463 SummaryView *summary_create(void)
 464 {
 465         SummaryView *summaryview;
 466         GtkWidget *vbox;
 467         GtkWidget *scrolledwin;
 468         GtkWidget *ctree;
 469         GtkWidget *hbox;
 470         GtkWidget *hbox_l;
 471         GtkWidget *statlabel_folder;
 472         GtkWidget *statlabel_select;
 473         GtkWidget *statlabel_msgs;
 474         GtkWidget *hbox_spc;
 475         GtkWidget *toggle_eventbox;
 476         GtkWidget *toggle_arrow;
 477         GtkWidget *popupmenu;
 478         GtkWidget *toggle_search;
 479         GtkTooltips *search_tip;
 480         GtkItemFactory *popupfactory;
 481         gint n_entries;
 482         QuickSearch *quicksearch;
 483
 484         debug_print("Creating summary view...\n");
 485         summaryview = g_new0(SummaryView, 1);
 486
 487 #define SUMMARY_VBOX_SPACING 3
 488         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 489
 490         /* create status label */
 491         hbox = gtk_hbox_new(FALSE, 0);
 492         gtk_widget_show(hbox);
 493
 494         search_tip = gtk_tooltips_new();
 495         toggle_search = gtk_toggle_button_new();
 496         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 497                                      prefs_common.show_searchbar);
 498         gtk_widget_show(toggle_search);
 499
 500         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 501                              toggle_search,
 502                              _("Toggle quick-search bar"), NULL);
 503
 504         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 505
 506         hbox_l = gtk_hbox_new(FALSE, 0);
 507         gtk_widget_show(hbox_l);
 508         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 509
 510         statlabel_folder = gtk_label_new("");
 511         gtk_widget_show(statlabel_folder);
 512         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 513         statlabel_select = gtk_label_new("");
 514         gtk_widget_show(statlabel_select);
 515         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 516
 517         /* toggle view button */
 518         toggle_eventbox = gtk_event_box_new();
 519         gtk_widget_show(toggle_eventbox);
 520         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 521         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 522         gtk_widget_show(toggle_arrow);
 523         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 524         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_ALWAYS);
 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         static GdkFont *boldfont = NULL;
 615         static GdkFont *smallfont = NULL;
 616         GtkStyle *style;
 617         GtkWidget *pixmap;
 618
 619         gtk_widget_realize(summaryview->ctree);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 621                          &markxpm, &markxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 623                          &deletedxpm, &deletedxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 625                          &newxpm, &newxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 627                          &unreadxpm, &unreadxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 629                          &repliedxpm, &repliedxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 631                          &forwardedxpm, &forwardedxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 633                          &clipxpm, &clipxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 635                          &lockedxpm, &lockedxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 637                          &ignorethreadxpm, &ignorethreadxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 639                          &clipkeyxpm, &clipkeyxpmmask);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 641                          &keyxpm, &keyxpmmask);
 642         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 643                          &gpgsignedxpm, &gpgsignedxpmmask);
 644
 645         if (!small_style) {
 646                 PangoFontDescription *font_desc = NULL;
 647
 648                 small_style = gtk_style_copy
 649                         (gtk_widget_get_style(summaryview->ctree));
 650                 if (SMALL_FONT)
 651                         font_desc = pango_font_description_from_string
 652                                                 (SMALL_FONT);
 653                 if (font_desc) {
 654                         if (small_style->font_desc)
 655                                 pango_font_description_free(small_style->font_desc);
 656                         small_style->font_desc = font_desc;
 657                 }
 658                 small_marked_style = gtk_style_copy(small_style);
 659                 small_marked_style->fg[GTK_STATE_NORMAL] =
 660                         summaryview->color_marked;
 661                 small_deleted_style = gtk_style_copy(small_style);
 662                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 663                         summaryview->color_dim;
 664         }
 665         if (!bold_style) {
 666                 PangoFontDescription *font_desc = NULL;
 667                 bold_style = gtk_style_copy
 668                         (gtk_widget_get_style(summaryview->ctree));
 669                 if (BOLD_FONT)
 670                         font_desc = pango_font_description_from_string
 671                                                 (BOLD_FONT);
 672                 if (font_desc) {
 673                         if (bold_style->font_desc)
 674                                 pango_font_description_free
 675                                         (bold_style->font_desc);
 676                         bold_style->font_desc = font_desc;
 677                 }
 678                 bold_marked_style = gtk_style_copy(bold_style);
 679                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 680                         summaryview->color_marked;
 681                 bold_deleted_style = gtk_style_copy(bold_style);
 682                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 683                         summaryview->color_dim;
 684         }
 685
 686         style = gtk_style_copy(gtk_widget_get_style
 687                                 (summaryview->statlabel_folder));
 688         gtk_widget_set_style(summaryview->statlabel_folder, style);
 689         gtk_widget_set_style(summaryview->statlabel_select, style);
 690         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 691
 692         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 693         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 694         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 695         gtk_widget_show(pixmap);
 696         summaryview->folder_pixmap = pixmap;
 697
 698         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 699         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 700         gtk_widget_show(pixmap);
 701         summaryview->quick_search_pixmap = pixmap;
 702
 703         /* Init summaryview prefs */
 704         summaryview->sort_key = SORT_BY_NONE;
 705         summaryview->sort_type = SORT_ASCENDING;
 706
 707         /* Init summaryview extra data */
 708         summaryview->simplify_subject_preg = NULL;
 709
 710         summary_clear_list(summaryview);
 711         summary_set_column_titles(summaryview);
 712         summary_colorlabel_menu_create(summaryview);
 713         summary_set_menu_sensitive(summaryview);
 714
 715 }
 716
 717 #if 0
 718 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 719                                                  GtkCTreeNode *current_node)
 720 {
 721         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 722         GtkCTreeNode *node;
 723         MsgInfo *msginfo;
 724         gint best_score = MIN_SCORE;
 725         GtkCTreeNode *best_node = NULL;
 726
 727         if (current_node)
 728                 /*node = current_node;*/
 729                 node = GTK_CTREE_NODE_NEXT(current_node);
 730         else
 731                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 732
 733         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 734                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 735                 if (msginfo->score >= summaryview->important_score)
 736                         break;
 737                 if (msginfo->score > best_score) {
 738                         best_score = msginfo->score;
 739                         best_node = node;
 740                 }
 741         }
 742
 743         if (node != NULL)
 744                 return node;
 745         else
 746                 return best_node;
 747 }
 748
 749 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 750                                                  GtkCTreeNode *current_node)
 751 {
 752         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 753         GtkCTreeNode *node;
 754         MsgInfo *msginfo;
 755         gint best_score = MIN_SCORE;
 756         GtkCTreeNode *best_node = NULL;
 757
 758         if (current_node)
 759                 /*node = current_node;*/
 760                 node = GTK_CTREE_NODE_PREV(current_node);
 761         else
 762                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 763
 764         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 765                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 766                 if (msginfo->score >= summaryview->important_score)
 767                         break;
 768                 if (msginfo->score > best_score) {
 769                         best_score = msginfo->score;
 770                         best_node = node;
 771                 }
 772         }
 773
 774         if (node != NULL)
 775                 return node;
 776         else
 777                 return best_node;
 778 }
 779 #endif
 780
 781 #define CURRENTLY_DISPLAYED(m) \
 782 ( (m->msgnum == displayed_msgnum) \
 783   && (!g_strcasecmp(m->folder->name,item->name)) )
 784
 785 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 786 {
 787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 788         GtkCTreeNode *node;
 789         GSList *mlist = NULL;
 790         gchar *buf;
 791         gboolean is_refresh;
 792         guint selected_msgnum = 0;
 793         guint displayed_msgnum = 0;
 794         GSList *cur;
 795         GSList *not_killed;
 796
 797         if (summary_is_locked(summaryview)) return FALSE;
 798
 799         inc_lock();
 800         summary_lock(summaryview);
 801
 802         if (!prefs_common.summary_quicksearch_sticky
 803          && !quicksearch_is_running(summaryview->quicksearch)) {
 804                 FolderItemUpdateData source;
 805                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 806
 807                 source.item = item;
 808                 source.update_flags = F_ITEM_UPDATE_ICON;
 809                 hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
 810         }
 811
 812         /* STATUSBAR_POP(summaryview->mainwin); */
 813
 814         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 815         if (is_refresh) {
 816                 selected_msgnum = summary_get_msgnum(summaryview,
 817                                                      summaryview->selected);
 818                 displayed_msgnum = summary_get_msgnum(summaryview,
 819                                                       summaryview->displayed);
 820         }
 821
 822         /* process the marks if any */
 823         if (summaryview->mainwin->lock_count == 0 &&
 824             (summaryview->moved > 0 || summaryview->copied > 0)) {
 825                 AlertValue val;
 826
 827                 val = alertpanel(_("Process mark"),
 828                                  _("Some marks are left. Process it?"),
 829                                  _("Yes"), _("No"), _("Cancel"));
 830                 if (G_ALERTDEFAULT == val) {
 831                         summary_unlock(summaryview);
 832                         summary_execute(summaryview);
 833                         summary_lock(summaryview);
 834                 } else if (G_ALERTALTERNATE == val) {
 835                         /* DO NOTHING */
 836                 } else {
 837                         summary_unlock(summaryview);
 838                         inc_unlock();
 839                         return FALSE;
 840                 }
 841                 folder_update_op_count();
 842         }
 843
 844         gtk_clist_freeze(GTK_CLIST(ctree));
 845
 846         summary_clear_list(summaryview);
 847         summary_set_column_titles(summaryview);
 848
 849         buf = NULL;
 850         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 851                 g_free(buf);
 852                 debug_print("empty folder\n\n");
 853                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 854                 summary_clear_all(summaryview);
 855                 summaryview->folder_item = item;
 856                 gtk_clist_thaw(GTK_CLIST(ctree));
 857                 summary_unlock(summaryview);
 858                 inc_unlock();
 859                 return TRUE;
 860         }
 861         g_free(buf);
 862
 863         if (!is_refresh)
 864                 messageview_clear(summaryview->messageview);
 865
 866         summaryview->folder_item = item;
 867         item->opened = TRUE;
 868
 869         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 870         debug_print("%s\n", buf);
 871         STATUSBAR_PUSH(summaryview->mainwin, buf);
 872         g_free(buf);
 873
 874         main_window_cursor_wait(summaryview->mainwin);
 875
 876 /*
 877         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 878
 879         !!! NEW !!!
 880         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 881         BY OTHER PROGRAMS TO THE FOLDER
 882 */
 883         mlist = folder_item_get_msg_list(item);
 884
 885         if (summaryview->folder_item->hide_read_msgs) {
 886                 GSList *not_killed;
 887
 888                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 889                 not_killed = NULL;
 890                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 891                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 892
 893                         if ((MSG_IS_UNREAD(msginfo->flags)
 894                              || MSG_IS_MARKED(msginfo->flags)
 895                              || MSG_IS_LOCKED(msginfo->flags)
 896                              || CURRENTLY_DISPLAYED(msginfo))
 897                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 898                                 not_killed = g_slist_prepend(not_killed, msginfo);
 899                         else
 900                                 procmsg_msginfo_free(msginfo);
 901                 }
 902                 g_slist_free(mlist);
 903                 mlist = not_killed;
 904         } else {
 905                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 906         }
 907
 908         if (quicksearch_is_active(summaryview->quicksearch)) {
 909                 GSList *not_killed;
 910
 911                 not_killed = NULL;
 912                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 913                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 914
 915                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 916                                 not_killed = g_slist_prepend(not_killed, msginfo);
 917                         else
 918                                 procmsg_msginfo_free(msginfo);
 919                 }
 920
 921                 g_slist_free(mlist);
 922                 mlist = not_killed;
 923         }
 924
 925 #if 0
 926         if ((global_scoring || item->prefs->scoring)) {
 927                 GSList *not_killed;
 928                 gint kill_score;
 929
 930                 not_killed = NULL;
 931                 kill_score = prefs_common.kill_score;
 932                 if (item->prefs->kill_score > kill_score)
 933                         kill_score = item->prefs->kill_score;
 934                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 935                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 936
 937                         if (msginfo->score > kill_score)
 938                                 not_killed = g_slist_prepend(not_killed, msginfo);
 939                         else
 940                                 procmsg_msginfo_free(msginfo);
 941                 }
 942                 g_slist_free(mlist);
 943                 mlist = not_killed;
 944         }
 945 #endif
 946         not_killed = NULL;
 947         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 948                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 949
 950                 if (!msginfo->hidden)
 951                         not_killed = g_slist_prepend(not_killed, msginfo);
 952                 else
 953                         procmsg_msginfo_free(msginfo);
 954         }
 955         g_slist_free(mlist);
 956         mlist = not_killed;
 957
 958         STATUSBAR_POP(summaryview->mainwin);
 959
 960         /* set ctree and hash table from the msginfo list, and
 961            create the thread */
 962         summary_set_ctree_from_list(summaryview, mlist);
 963
 964         g_slist_free(mlist);
 965
 966         if (summaryview->sort_key != SORT_BY_NONE)
 967                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 968
 969         gtk_clist_thaw(GTK_CLIST(ctree));
 970
 971         if (is_refresh) {
 972                 summaryview->displayed =
 973                         summary_find_msg_by_msgnum(summaryview,
 974                                                    displayed_msgnum);
 975                 if (!summaryview->displayed)
 976                         messageview_clear(summaryview->messageview);
 977                 summary_select_by_msgnum(summaryview, selected_msgnum);
 978                 if (!summaryview->selected) {
 979                         /* no selected message - select first unread
 980                            message, but do not display it */
 981                         node = summary_find_next_flagged_msg(summaryview, NULL,
 982                                                              MSG_UNREAD, FALSE);
 983                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 984                                 node = gtk_ctree_node_nth
 985                                         (ctree,
 986                                          item->sort_type == SORT_DESCENDING
 987                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 988                         summary_select_node(summaryview, node, FALSE, TRUE);
 989                 }
 990         } else {
 991                 /* select first unread message */
 992 #if 0
 993                 if (summaryview->sort_key == SORT_BY_SCORE)
 994                         node = summary_find_next_important_score(summaryview,
 995                                                                  NULL);
 996                 else
 997 #endif
 998                 node = summary_find_next_flagged_msg(summaryview, NULL,
 999                                                      MSG_UNREAD, FALSE);
1000                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1001                         node = gtk_ctree_node_nth
1002                                 (ctree,
1003                                  item->sort_type == SORT_DESCENDING
1004                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1005                 }
1006                 if (prefs_common.open_unread_on_enter ||
1007                     prefs_common.always_show_msg) {
1008                         summary_unlock(summaryview);
1009                         summary_select_node(summaryview, node,
1010                                             messageview_is_visible(summaryview->messageview),
1011                                             TRUE);
1012                         summary_lock(summaryview);
1013                 } else
1014                         summary_select_node(summaryview, node, FALSE, TRUE);
1015         }
1016
1017         summary_set_column_titles(summaryview);
1018         summary_status_show(summaryview);
1019         summary_set_menu_sensitive(summaryview);
1020         toolbar_main_set_sensitive(summaryview->mainwin);
1021
1022         debug_print("\n");
1023         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1024         STATUSBAR_POP(summaryview->mainwin);
1025         main_window_cursor_normal(summaryview->mainwin);
1026         summary_unlock(summaryview);
1027         inc_unlock();
1028
1029         return TRUE;
1030 }
1031
1032 #undef CURRENTLY_DISPLAYED
1033
1034 void summary_clear_list(SummaryView *summaryview)
1035 {
1036         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1037         gint optimal_width;
1038
1039         gtk_clist_freeze(clist);
1040
1041         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1042                                 NULL, summary_free_msginfo_func, NULL);
1043
1044         if (summaryview->folder_item) {
1045                 summaryview->folder_item->opened = FALSE;
1046                 summaryview->folder_item = NULL;
1047         }
1048
1049         summaryview->display_msg = FALSE;
1050
1051         summaryview->selected = NULL;
1052         summaryview->displayed = NULL;
1053         summaryview->total_size = 0;
1054         summaryview->deleted = summaryview->moved = 0;
1055         summaryview->copied = 0;
1056         if (summaryview->msgid_table) {
1057                 g_hash_table_destroy(summaryview->msgid_table);
1058                 summaryview->msgid_table = NULL;
1059         }
1060         if (summaryview->subject_table) {
1061                 g_hash_table_destroy(summaryview->subject_table);
1062                 summaryview->subject_table = NULL;
1063         }
1064         summaryview->mlist = NULL;
1065
1066         gtk_clist_clear(clist);
1067         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1068                 optimal_width = gtk_clist_optimal_column_width
1069                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1070                 gtk_clist_set_column_width
1071                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1072                          optimal_width);
1073         }
1074
1075         gtk_clist_thaw(clist);
1076 }
1077
1078 void summary_clear_all(SummaryView *summaryview)
1079 {
1080         messageview_clear(summaryview->messageview);
1081         summary_clear_list(summaryview);
1082         summary_set_menu_sensitive(summaryview);
1083         toolbar_main_set_sensitive(summaryview->mainwin);
1084         summary_status_show(summaryview);
1085 }
1086
1087 void summary_lock(SummaryView *summaryview)
1088 {
1089         summaryview->lock_count++;
1090 }
1091
1092 void summary_unlock(SummaryView *summaryview)
1093 {
1094         if (summaryview->lock_count)
1095                 summaryview->lock_count--;
1096 }
1097
1098 gboolean summary_is_locked(SummaryView *summaryview)
1099 {
1100         return summaryview->lock_count > 0;
1101 }
1102
1103 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1104 {
1105         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1106         SummarySelection selection;
1107
1108         if (!clist->row_list)
1109                 selection = SUMMARY_NONE;
1110         else if (!clist->selection)
1111                 selection = SUMMARY_SELECTED_NONE;
1112         else if (!clist->selection->next)
1113                 selection = SUMMARY_SELECTED_SINGLE;
1114         else
1115                 selection = SUMMARY_SELECTED_MULTIPLE;
1116
1117         return selection;
1118 }
1119
1120 /*!
1121  *\return       MsgInfo * Selected message if there's one selected;
1122  *              if multiple selected, or none, return NULL.
1123  */
1124 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1125 {
1126         /* summaryview->selected may be valid when multiple
1127          * messages were selected */
1128         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1129
1130         if (sellist == NULL || sellist->next)
1131                 return NULL;
1132
1133         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1134 }
1135
1136 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1137 {
1138         GSList *mlist = NULL;
1139         GList *cur;
1140         MsgInfo *msginfo;
1141
1142         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1143              cur = cur->next) {
1144                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1145                 mlist = g_slist_prepend(mlist, msginfo);
1146         }
1147
1148         mlist = g_slist_reverse(mlist);
1149
1150         return mlist;
1151 }
1152
1153 GSList *summary_get_msg_list(SummaryView *summaryview)
1154 {
1155         GSList *mlist = NULL;
1156         GtkCTree *ctree;
1157         GtkCTreeNode *node;
1158         MsgInfo *msginfo;
1159
1160         ctree = GTK_CTREE(summaryview->ctree);
1161
1162         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1163              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1164                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1165                 mlist = g_slist_prepend(mlist, msginfo);
1166         }
1167
1168         mlist = g_slist_reverse(mlist);
1169
1170         return mlist;
1171 }
1172
1173 static void summary_set_menu_sensitive(SummaryView *summaryview)
1174 {
1175         GtkItemFactory *ifactory = summaryview->popupfactory;
1176         SensitiveCond state;
1177         gboolean sensitive;
1178         GtkWidget *menuitem;
1179         gint i;
1180
1181         static const struct {
1182                 gchar *const entry;
1183                 SensitiveCond cond;
1184         } entry[] = {
1185                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1186                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1187                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1188                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1189                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1190                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1191
1192                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1193                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1194
1195                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1196
1197                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1198                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1199                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1200                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1201
1202                 {"/Mark"                        , M_TARGET_EXIST},
1203                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1204                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1205                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1206                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1207                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1208                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1209                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1210                 {"/Color label"                 , M_TARGET_EXIST},
1211
1212                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1213                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1214                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1215
1216                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1217                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1218                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1219                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1220 #if 0
1221                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1222                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1223
1224                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1225                 {"/Select all"                  , M_TARGET_EXIST},
1226 #endif
1227                 {NULL, 0}
1228         };
1229
1230         main_window_set_menu_sensitive(summaryview->mainwin);
1231
1232         state = main_window_get_current_state(summaryview->mainwin);
1233
1234         for (i = 0; entry[i].entry != NULL; i++) {
1235                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1236                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1237         }
1238
1239
1240         summary_lock(summaryview);
1241         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1242         gtk_check_menu_item_set_active
1243                 (GTK_CHECK_MENU_ITEM(menuitem),
1244                  summaryview->messageview->mimeview->textview->show_all_headers);
1245         summary_unlock(summaryview);
1246 }
1247
1248 void summary_select_prev_unread(SummaryView *summaryview)
1249 {
1250         GtkCTreeNode *node;
1251
1252         node = summary_find_prev_flagged_msg
1253                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1254
1255         if (!node) {
1256                 AlertValue val = 0;
1257
1258                 switch (prefs_common.next_unread_msg_dialog) {
1259                         case NEXTUNREADMSGDIALOG_ALWAYS:
1260                                 val = alertpanel(_("No more unread messages"),
1261                                                  _("No unread message found. "
1262                                                    "Search from the end?"),
1263                                                  _("Yes"), _("No"), NULL);
1264                                 break;
1265                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1266                                 val = G_ALERTDEFAULT;
1267                                 break;
1268                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1269                                 val = !G_ALERTDEFAULT;
1270                                 break;
1271                         default:
1272                                 debug_print(
1273                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1274                 }
1275                 if (val != G_ALERTDEFAULT) return;
1276                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1277                                                      MSG_UNREAD, FALSE);
1278         }
1279
1280         if (!node)
1281                 alertpanel_notice(_("No unread messages."));
1282         else
1283                 summary_select_node(summaryview, node, TRUE, FALSE);
1284 }
1285
1286 void summary_select_next_unread(SummaryView *summaryview)
1287 {
1288         GtkCTreeNode *node = summaryview->selected;
1289         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1290
1291         node = summary_find_next_flagged_msg
1292                 (summaryview, node, MSG_UNREAD, FALSE);
1293
1294         if (node)
1295                 summary_select_node(summaryview, node, TRUE, FALSE);
1296         else {
1297                 node = summary_find_next_flagged_msg
1298                         (summaryview, NULL, MSG_UNREAD, FALSE);
1299                 if (node == NULL) {
1300                         AlertValue val = 0;
1301
1302                         switch (prefs_common.next_unread_msg_dialog) {
1303                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1304                                         val = alertpanel(_("No more unread messages"),
1305                                                          _("No unread message found. "
1306                                                            "Go to next folder?"),
1307                                                          _("Yes"), _("No"), NULL);
1308                                         break;
1309                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1310                                         val = G_ALERTDEFAULT;
1311                                         break;
1312                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1313                                         val = G_ALERTOTHER;
1314                                         break;
1315                                 default:
1316                                         debug_print(
1317                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1318                         }
1319
1320                         if (val == G_ALERTDEFAULT) {
1321                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1322                                                          "key_press_event");
1323                                 folderview_select_next_unread(summaryview->folderview);
1324                                 return;
1325                         }
1326                         else
1327                                 return;
1328                 } else
1329                         summary_select_node(summaryview, node, TRUE, FALSE);
1330
1331         }
1332 }
1333
1334 void summary_select_prev_new(SummaryView *summaryview)
1335 {
1336         GtkCTreeNode *node;
1337
1338         node = summary_find_prev_flagged_msg
1339                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1340
1341         if (!node) {
1342                 AlertValue val;
1343
1344                 val = alertpanel(_("No more new messages"),
1345                                  _("No new message found. "
1346                                    "Search from the end?"),
1347                                  _("Yes"), _("No"), NULL);
1348                 if (val != G_ALERTDEFAULT) return;
1349                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1350                                                      MSG_NEW, FALSE);
1351         }
1352
1353         if (!node)
1354                 alertpanel_notice(_("No new messages."));
1355         else
1356                 summary_select_node(summaryview, node, TRUE, FALSE);
1357 }
1358
1359 void summary_select_next_new(SummaryView *summaryview)
1360 {
1361         GtkCTreeNode *node = summaryview->selected;
1362         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1363
1364         while ((node = summary_find_next_flagged_msg
1365                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1366                 AlertValue val;
1367
1368                 val = alertpanel(_("No more new messages"),
1369                                  _("No new message found. "
1370                                    "Go to next folder?"),
1371                                  _("Yes"), _("Search again"), _("No"));
1372                 if (val == G_ALERTDEFAULT) {
1373                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1374                         folderview_select_next_unread(summaryview->folderview);
1375                         return;
1376                 } else if (val == G_ALERTALTERNATE)
1377                         node = NULL;
1378                 else
1379                         return;
1380         }
1381
1382         if (node)
1383                 summary_select_node(summaryview, node, TRUE, FALSE);
1384 }
1385
1386 void summary_select_prev_marked(SummaryView *summaryview)
1387 {
1388         GtkCTreeNode *node;
1389
1390         node = summary_find_prev_flagged_msg
1391                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1392
1393         if (!node) {
1394                 AlertValue val;
1395
1396                 val = alertpanel(_("No more marked messages"),
1397                                  _("No marked message found. "
1398                                    "Search from the end?"),
1399                                  _("Yes"), _("No"), NULL);
1400                 if (val != G_ALERTDEFAULT) return;
1401                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1402                                                      MSG_MARKED, TRUE);
1403         }
1404
1405         if (!node)
1406                 alertpanel_notice(_("No marked messages."));
1407         else
1408                 summary_select_node(summaryview, node, TRUE, FALSE);
1409 }
1410
1411 void summary_select_next_marked(SummaryView *summaryview)
1412 {
1413         GtkCTreeNode *node;
1414
1415         node = summary_find_next_flagged_msg
1416                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1417
1418         if (!node) {
1419                 AlertValue val;
1420
1421                 val = alertpanel(_("No more marked messages"),
1422                                  _("No marked message found. "
1423                                    "Search from the beginning?"),
1424                                  _("Yes"), _("No"), NULL);
1425                 if (val != G_ALERTDEFAULT) return;
1426                 node = summary_find_next_flagged_msg(summaryview, NULL,
1427                                                      MSG_MARKED, TRUE);
1428         }
1429
1430         if (!node)
1431                 alertpanel_notice(_("No marked messages."));
1432         else
1433                 summary_select_node(summaryview, node, TRUE, FALSE);
1434 }
1435
1436 void summary_select_prev_labeled(SummaryView *summaryview)
1437 {
1438         GtkCTreeNode *node;
1439
1440         node = summary_find_prev_flagged_msg
1441                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1442
1443         if (!node) {
1444                 AlertValue val;
1445
1446                 val = alertpanel(_("No more labeled messages"),
1447                                  _("No labeled message found. "
1448                                    "Search from the end?"),
1449                                  _("Yes"), _("No"), NULL);
1450                 if (val != G_ALERTDEFAULT) return;
1451                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1452                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1453         }
1454
1455         if (!node)
1456                 alertpanel_notice(_("No labeled messages."));
1457         else
1458                 summary_select_node(summaryview, node, TRUE, FALSE);
1459 }
1460
1461 void summary_select_next_labeled(SummaryView *summaryview)
1462 {
1463         GtkCTreeNode *node;
1464
1465         node = summary_find_next_flagged_msg
1466                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1467
1468         if (!node) {
1469                 AlertValue val;
1470
1471                 val = alertpanel(_("No more labeled messages"),
1472                                  _("No labeled message found. "
1473                                    "Search from the beginning?"),
1474                                  _("Yes"), _("No"), NULL);
1475                 if (val != G_ALERTDEFAULT) return;
1476                 node = summary_find_next_flagged_msg(summaryview, NULL,
1477                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1478         }
1479
1480         if (!node)
1481                 alertpanel_notice(_("No labeled messages."));
1482         else
1483                 summary_select_node(summaryview, node, TRUE, FALSE);
1484 }
1485
1486 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1487 {
1488         GtkCTreeNode *node;
1489
1490         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1491         summary_select_node(summaryview, node, FALSE, TRUE);
1492 }
1493
1494 /**
1495  * summary_select_node:
1496  * @summaryview: Summary view.
1497  * @node: Summary tree node.
1498  * @display_msg: TRUE to display the selected message.
1499  * @do_refresh: TRUE to refresh the widget.
1500  *
1501  * Select @node (bringing it into view by scrolling and expanding its
1502  * thread, if necessary) and unselect all others.  If @display_msg is
1503  * TRUE, display the corresponding message in the message view.
1504  * If @do_refresh is TRUE, the widget is refreshed.
1505  **/
1506 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1507                          gboolean display_msg, gboolean do_refresh)
1508 {
1509         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1510
1511         if (node) {
1512                 gtkut_ctree_expand_parent_all(ctree, node);
1513                 if (do_refresh) {
1514                         GTK_EVENTS_FLUSH();
1515                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1516                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1517                 }
1518                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1519                 if (display_msg && summaryview->displayed == node)
1520                         summaryview->displayed = NULL;
1521                 summaryview->display_msg = display_msg;
1522                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1523         }
1524 }
1525
1526 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1527 {
1528         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1529         MsgInfo *msginfo;
1530
1531         if (!node)
1532                 return 0;
1533         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1534         return msginfo->msgnum;
1535 }
1536
1537 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1538                                            GtkCTreeNode *current_node)
1539 {
1540         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1541         GtkCTreeNode *node;
1542         MsgInfo *msginfo;
1543
1544         if (current_node)
1545                 node = current_node;
1546         else
1547                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1548
1549         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1550                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1551                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1552         }
1553
1554         return node;
1555 }
1556
1557 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1558                                            GtkCTreeNode *current_node)
1559 {
1560         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1561         GtkCTreeNode *node;
1562         MsgInfo *msginfo;
1563
1564         if (current_node)
1565                 node = current_node;
1566         else
1567                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1568
1569         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1570                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1571                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1572         }
1573
1574         return node;
1575 }
1576
1577 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1578                                                    GtkCTreeNode *current_node,
1579                                                    MsgPermFlags flags,
1580                                                    gboolean start_from_prev)
1581 {
1582         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1583         GtkCTreeNode *node;
1584         MsgInfo *msginfo;
1585
1586         if (current_node) {
1587                 if (start_from_prev)
1588                         node = GTK_CTREE_NODE_PREV(current_node);
1589                 else
1590                         node = current_node;
1591         } else
1592                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1593
1594         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1595                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1596                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1597         }
1598
1599         return node;
1600 }
1601
1602 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1603                                                    GtkCTreeNode *current_node,
1604                                                    MsgPermFlags flags,
1605                                                    gboolean start_from_next)
1606 {
1607         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1608         GtkCTreeNode *node;
1609         MsgInfo *msginfo;
1610
1611         if (current_node) {
1612                 if (start_from_next)
1613                         node = gtkut_ctree_node_next(ctree, current_node);
1614                 else
1615                         node = current_node;
1616         } else
1617                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1618
1619         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1620                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1621                 /* Find msg with matching flags but ignore messages with
1622                    ignore flags, if searching for new or unread messages */
1623                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1624                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1625                         break;
1626         }
1627
1628         return node;
1629 }
1630
1631 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1632                                                 guint msgnum)
1633 {
1634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1635         GtkCTreeNode *node;
1636         MsgInfo *msginfo;
1637
1638         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1639
1640         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1641                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1642                 if (msginfo && msginfo->msgnum == msgnum) break;
1643         }
1644
1645         return node;
1646 }
1647
1648 static guint attract_hash_func(gconstpointer key)
1649 {
1650         gchar *str;
1651         gchar *p;
1652         guint h;
1653
1654         Xstrdup_a(str, (const gchar *)key, return 0);
1655         trim_subject(str);
1656
1657         p = str;
1658         h = *p;
1659
1660         if (h) {
1661                 for (p += 1; *p != '\0'; p++)
1662                         h = (h << 5) - h + *p;
1663         }
1664
1665         return h;
1666 }
1667
1668 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1669 {
1670         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1671 }
1672
1673 void summary_attract_by_subject(SummaryView *summaryview)
1674 {
1675         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1676         GtkCList *clist = GTK_CLIST(ctree);
1677         GtkCTreeNode *src_node;
1678         GtkCTreeNode *dst_node, *sibling;
1679         GtkCTreeNode *tmp;
1680         MsgInfo *src_msginfo, *dst_msginfo;
1681         GHashTable *subject_table;
1682
1683         debug_print("Attracting messages by subject...");
1684         STATUSBAR_PUSH(summaryview->mainwin,
1685                        _("Attracting messages by subject..."));
1686
1687         main_window_cursor_wait(summaryview->mainwin);
1688         gtk_clist_freeze(clist);
1689
1690         subject_table = g_hash_table_new(attract_hash_func,
1691                                          attract_compare_func);
1692
1693         for (src_node = GTK_CTREE_NODE(clist->row_list);
1694              src_node != NULL;
1695              src_node = tmp) {
1696                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1697                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1698                 if (!src_msginfo) continue;
1699                 if (!src_msginfo->subject) continue;
1700
1701                 /* find attracting node */
1702                 dst_node = g_hash_table_lookup(subject_table,
1703                                                src_msginfo->subject);
1704
1705                 if (dst_node) {
1706                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1707
1708                         /* if the time difference is more than 20 days,
1709                            don't attract */
1710                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1711                             > 60 * 60 * 24 * 20)
1712                                 continue;
1713
1714                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1715                         if (src_node != sibling)
1716                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1717                 }
1718
1719                 g_hash_table_insert(subject_table,
1720                                     src_msginfo->subject, src_node);
1721         }
1722
1723         g_hash_table_destroy(subject_table);
1724
1725         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1726
1727         gtk_clist_thaw(clist);
1728
1729         debug_print("done.\n");
1730         STATUSBAR_POP(summaryview->mainwin);
1731
1732         main_window_cursor_normal(summaryview->mainwin);
1733 }
1734
1735 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1736                                       gpointer data)
1737 {
1738         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1739
1740         if (msginfo)
1741                 procmsg_msginfo_free(msginfo);
1742 }
1743
1744 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1745                                    gpointer data)
1746 {
1747         SummaryView *summaryview = data;
1748         MsgInfo *msginfo;
1749
1750         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1751
1752         if (msginfo->folder && msginfo->folder->folder &&
1753             msginfo->folder->folder->klass->type == F_NEWS)
1754                 news_flag_crosspost(msginfo);
1755
1756         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1757         && procmsg_msg_has_marked_parent(msginfo))
1758                 summaryview->unreadmarked++;
1759
1760         if (MSG_IS_DELETED(msginfo->flags))
1761                 summaryview->deleted++;
1762
1763         summaryview->total_size += msginfo->size;
1764
1765         summary_set_row_marks(summaryview, node);
1766 }
1767
1768 static void summary_update_status(SummaryView *summaryview)
1769 {
1770         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1771         GtkCTreeNode *node;
1772         MsgInfo *msginfo;
1773
1774         summaryview->total_size =
1775         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1776
1777         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1778              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1779                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1780
1781                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1782                 && procmsg_msg_has_marked_parent(msginfo))
1783                         summaryview->unreadmarked++;
1784                 if (MSG_IS_DELETED(msginfo->flags))
1785                         summaryview->deleted++;
1786                 if (MSG_IS_MOVE(msginfo->flags))
1787                         summaryview->moved++;
1788                 if (MSG_IS_COPY(msginfo->flags))
1789                         summaryview->copied++;
1790                 summaryview->total_size += msginfo->size;
1791         }
1792 }
1793
1794 static void summary_status_show(SummaryView *summaryview)
1795 {
1796         gchar *str;
1797         gchar *del, *mv, *cp;
1798         gchar *sel;
1799         gchar *spc;
1800         gchar *itstr;
1801         GList *rowlist, *cur;
1802         guint n_selected = 0;
1803         off_t sel_size = 0;
1804         MsgInfo *msginfo;
1805         gchar *name;
1806
1807         if (!summaryview->folder_item) {
1808                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1809                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1810                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1811                 return;
1812         }
1813
1814         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1815         for (cur = rowlist; cur != NULL; cur = cur->next) {
1816                 msginfo = gtk_ctree_node_get_row_data
1817                         (GTK_CTREE(summaryview->ctree),
1818                          GTK_CTREE_NODE(cur->data));
1819                 if (!msginfo)
1820                         g_warning("summary_status_show(): msginfo == NULL\n");
1821                 else {
1822                         sel_size += msginfo->size;
1823                         n_selected++;
1824                 }
1825         }
1826
1827         name = folder_item_get_name(summaryview->folder_item);
1828         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1829         g_free(name);
1830
1831         if (summaryview->deleted)
1832                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1833         else
1834                 del = g_strdup("");
1835         if (summaryview->moved)
1836                 mv = g_strdup_printf(_("%s%d moved"),
1837                                      summaryview->deleted ? _(", ") : "",
1838                                      summaryview->moved);
1839         else
1840                 mv = g_strdup("");
1841         if (summaryview->copied)
1842                 cp = g_strdup_printf(_("%s%d copied"),
1843                                      summaryview->deleted ||
1844                                      summaryview->moved ? _(", ") : "",
1845                                      summaryview->copied);
1846         else
1847                 cp = g_strdup("");
1848
1849         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1850                 spc = "    ";
1851         else
1852                 spc = "";
1853
1854         if (n_selected) {
1855                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1856                 if (n_selected == 1)
1857                         itstr = g_strdup(_(" item selected"));
1858                 else
1859                         itstr = g_strdup(_(" items selected"));
1860         } else {
1861                 sel = g_strdup("");
1862                 itstr = g_strdup("");
1863         }
1864
1865         str = g_strconcat(n_selected ? itos(n_selected) : "",
1866                                         itstr, sel, spc, del, mv, cp, NULL);
1867         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1868         g_free(str);
1869         g_free(sel);
1870         g_free(del);
1871         g_free(mv);
1872         g_free(cp);
1873         g_free(itstr);
1874
1875         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1876
1877                                       summaryview->folder_item->new_msgs,
1878                                       summaryview->folder_item->unread_msgs,
1879                                       summaryview->folder_item->total_msgs,
1880                                       to_human_readable(summaryview->total_size));
1881         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1882         g_free(str);
1883 }
1884
1885 static void summary_set_column_titles(SummaryView *summaryview)
1886 {
1887         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1888         GtkWidget *hbox;
1889         GtkWidget *label;
1890         GtkWidget *arrow;
1891         gint pos;
1892         const gchar *title;
1893         SummaryColumnType type;
1894         gboolean single_char;
1895         GtkJustification justify;
1896
1897         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1898                 SORT_BY_MARK,
1899                 SORT_BY_STATUS,
1900                 SORT_BY_MIME,
1901                 SORT_BY_SUBJECT,
1902                 SORT_BY_FROM,
1903                 SORT_BY_DATE,
1904                 SORT_BY_SIZE,
1905                 SORT_BY_NUMBER,
1906                 SORT_BY_SCORE,
1907                 SORT_BY_LOCKED
1908         };
1909
1910         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1911                 type = summaryview->col_state[pos].type;
1912
1913                 /* CLAWS: mime and unread are single char headers */
1914                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1915                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1916                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1917
1918                 switch (type) {
1919                 case S_COL_SUBJECT:
1920                 case S_COL_FROM:
1921                 case S_COL_DATE:
1922                 case S_COL_NUMBER:
1923                         if (prefs_common.trans_hdr)
1924                                 title = gettext(col_label[type]);
1925                         else
1926                                 title = col_label[type];
1927                         break;
1928                 /* CLAWS: dummies for mark and locked headers */
1929                 case S_COL_MARK:
1930                 case S_COL_LOCKED:
1931                         title = "";
1932                         break;
1933                 default:
1934                         title = gettext(col_label[type]);
1935                 }
1936
1937                 if (type == S_COL_MIME) {
1938                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
1939                         gtk_widget_show(label);
1940                         gtk_clist_set_column_widget(clist, pos, label);
1941                         continue;
1942                 }
1943                 if (single_char) {
1944                         gtk_clist_set_column_title(clist, pos, title);
1945                         continue;
1946                 }
1947
1948                 /* CLAWS: changed so that locked and mark headers
1949                  * show a pixmap instead of single character */
1950                 hbox  = gtk_hbox_new(FALSE, 4);
1951
1952                 if (type == S_COL_LOCKED)
1953                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1954                 else if (type == S_COL_MARK)
1955                         label = gtk_pixmap_new(markxpm, markxpmmask);
1956                 else
1957                         label = gtk_label_new(title);
1958
1959                 if (justify == GTK_JUSTIFY_RIGHT)
1960                         gtk_box_pack_end(GTK_BOX(hbox), label,
1961                                          FALSE, FALSE, 0);
1962                 else
1963                         gtk_box_pack_start(GTK_BOX(hbox), label,
1964                                            FALSE, FALSE, 0);
1965
1966                 if (summaryview->sort_key == sort_by[type]) {
1967                         arrow = gtk_arrow_new
1968                                 (summaryview->sort_type == SORT_ASCENDING
1969                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1970                                  GTK_SHADOW_IN);
1971                         if (justify == GTK_JUSTIFY_RIGHT)
1972                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1973                                                    FALSE, FALSE, 0);
1974                         else
1975                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1976                                                  FALSE, FALSE, 0);
1977                 }
1978
1979                 gtk_widget_show_all(hbox);
1980                 gtk_clist_set_column_widget(clist, pos, hbox);
1981         }
1982 }
1983
1984 void summary_sort(SummaryView *summaryview,
1985                   FolderSortKey sort_key, FolderSortType sort_type)
1986 {
1987         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1988         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1989         GtkCListCompareFunc cmp_func = NULL;
1990
1991         switch (sort_key) {
1992         case SORT_BY_MARK:
1993                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1994                 break;
1995         case SORT_BY_STATUS:
1996                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
1997                 break;
1998         case SORT_BY_MIME:
1999                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2000                 break;
2001         case SORT_BY_NUMBER:
2002                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2003                 break;
2004         case SORT_BY_SIZE:
2005                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2006                 break;
2007         case SORT_BY_DATE:
2008                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2009                 break;
2010         case SORT_BY_FROM:
2011                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2012                 break;
2013         case SORT_BY_SUBJECT:
2014                 if (summaryview->simplify_subject_preg)
2015                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2016                 else
2017                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2018                 break;
2019         case SORT_BY_SCORE:
2020                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2021                 break;
2022         case SORT_BY_LABEL:
2023                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2024                 break;
2025         case SORT_BY_TO:
2026                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2027                 break;
2028         case SORT_BY_LOCKED:
2029                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2030                 break;
2031         case SORT_BY_NONE:
2032                 break;
2033         default:
2034                 return;
2035         }
2036
2037         summaryview->sort_key = sort_key;
2038         summaryview->sort_type = sort_type;
2039
2040         summary_set_column_titles(summaryview);
2041         summary_set_menu_sensitive(summaryview);
2042
2043         /* allow fallback to don't sort */
2044         if (summaryview->sort_key == SORT_BY_NONE)
2045                 return;
2046
2047         if(cmp_func != NULL) {
2048                 debug_print("Sorting summary...");
2049                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2050
2051                 main_window_cursor_wait(summaryview->mainwin);
2052
2053                 gtk_clist_set_compare_func(clist, cmp_func);
2054
2055                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2056
2057                 gtk_sctree_sort_recursive(ctree, NULL);
2058
2059                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2060
2061                 main_window_cursor_normal(summaryview->mainwin);
2062
2063                 debug_print("done.\n");
2064                 STATUSBAR_POP(summaryview->mainwin);
2065         }
2066 }
2067
2068 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2069                                    GtkCTreeNode *cnode, gpointer data)
2070 {
2071         SummaryView *summaryview = (SummaryView *)data;
2072         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2073         gchar *text[N_SUMMARY_COLS];
2074         gint *col_pos = summaryview->col_pos;
2075         const gchar *msgid = msginfo->msgid;
2076         GHashTable *msgid_table = summaryview->msgid_table;
2077
2078         summary_set_header(summaryview, text, msginfo);
2079
2080         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2081                                 NULL, NULL, NULL, NULL, FALSE,
2082                                 gnode->parent->parent ? TRUE : FALSE);
2083 #define SET_TEXT(col) \
2084         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2085                                 text[col_pos[col]])
2086
2087         SET_TEXT(S_COL_NUMBER);
2088         SET_TEXT(S_COL_SCORE);
2089         SET_TEXT(S_COL_SIZE);
2090         SET_TEXT(S_COL_DATE);
2091         SET_TEXT(S_COL_FROM);
2092         SET_TEXT(S_COL_SUBJECT);
2093
2094 #undef SET_TEXT
2095
2096         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2097         summary_set_marks_func(ctree, cnode, summaryview);
2098
2099         if (msgid && msgid[0] != '\0')
2100                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2101
2102         return TRUE;
2103 }
2104
2105 static void summary_set_ctree_from_list(SummaryView *summaryview,
2106                                         GSList *mlist)
2107 {
2108         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2109         MsgInfo *msginfo;
2110                 GtkCTreeNode *node = NULL;
2111         GHashTable *msgid_table;
2112         GHashTable *subject_table;
2113         GSList * cur;
2114
2115         if (!mlist) return;
2116
2117         debug_print("\tSetting summary from message data...");
2118         STATUSBAR_PUSH(summaryview->mainwin,
2119                        _("Setting summary from message data..."));
2120         gdk_flush();
2121
2122         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2123         summaryview->msgid_table = msgid_table;
2124         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2125         summaryview->subject_table = subject_table;
2126
2127         if (prefs_common.use_addr_book)
2128                 start_address_completion();
2129
2130         for (cur = mlist ; cur != NULL; cur = cur->next) {
2131                 msginfo = (MsgInfo *)cur->data;
2132                 msginfo->threadscore = msginfo->score;
2133         }
2134
2135         if (summaryview->threaded) {
2136                 GNode *root, *gnode;
2137
2138                 root = procmsg_get_thread_tree(mlist);
2139
2140                 for (gnode = root->children; gnode != NULL;
2141                      gnode = gnode->next) {
2142                         node = gtk_ctree_insert_gnode
2143                                 (ctree, NULL, node, gnode,
2144                                  summary_insert_gnode_func, summaryview);
2145                 }
2146
2147                 g_node_destroy(root);
2148
2149                 summary_thread_init(summaryview);
2150         } else {
2151                 gchar *text[N_SUMMARY_COLS];
2152                 cur = mlist;
2153                 for (; mlist != NULL; mlist = mlist->next) {
2154                         msginfo = (MsgInfo *)mlist->data;
2155
2156                         summary_set_header(summaryview, text, msginfo);
2157
2158                         node = gtk_ctree_insert_node
2159                                 (ctree, NULL, node, text, 2,
2160                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2161                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2162                         summary_set_marks_func(ctree, node, summaryview);
2163
2164                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2165                                 g_hash_table_insert(msgid_table,
2166                                                     msginfo->msgid, node);
2167
2168                         subject_table_insert(subject_table,
2169                                              msginfo->subject,
2170                                              node);
2171                 }
2172                 mlist = cur;
2173         }
2174
2175         if (prefs_common.enable_hscrollbar &&
2176             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2177                 gint optimal_width;
2178
2179                 optimal_width = gtk_clist_optimal_column_width
2180                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2181                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2182                                            summaryview->col_pos[S_COL_SUBJECT],
2183                                            optimal_width);
2184         }
2185
2186         if (prefs_common.use_addr_book)
2187                 end_address_completion();
2188
2189         debug_print("done.\n");
2190         STATUSBAR_POP(summaryview->mainwin);
2191         if (debug_get_mode()) {
2192                 debug_print("\tmsgid hash table size = %d\n",
2193                             g_hash_table_size(msgid_table));
2194                 debug_print("\tsubject hash table size = %d\n",
2195                             g_hash_table_size(subject_table));
2196         }
2197 }
2198
2199 static gchar *summary_complete_address(const gchar *addr)
2200 {
2201         gint count;
2202         gchar *res, *tmp, *email_addr;
2203
2204         Xstrdup_a(email_addr, addr, return NULL);
2205         extract_address(email_addr);
2206         g_return_val_if_fail(*email_addr, NULL);
2207
2208         /*
2209          * completion stuff must be already initialized
2210          */
2211         res = NULL;
2212         if (1 < (count = complete_address(email_addr))) {
2213                 tmp = get_complete_address(1);
2214 /*      tmp = addressbook_lookup_name( email_addr );
2215         if( tmp ) { */
2216                 res = procheader_get_fromname(tmp);
2217                 g_free(tmp);
2218         }
2219
2220         return res;
2221 }
2222
2223 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2224                                MsgInfo *msginfo)
2225 {
2226         static gchar date_modified[80];
2227         static gchar *to = NULL;
2228         static gchar col_score[11];
2229         static gchar buf[BUFFSIZE];
2230         gint *col_pos = summaryview->col_pos;
2231         FolderType ftype = F_UNKNOWN;
2232
2233         text[col_pos[S_COL_MARK]]   = NULL;
2234         text[col_pos[S_COL_STATUS]] = NULL;
2235         text[col_pos[S_COL_MIME]]   = NULL;
2236         text[col_pos[S_COL_LOCKED]] = NULL;
2237         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2238         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2239         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2240
2241         if (msginfo->date_t) {
2242                 procheader_date_get_localtime(date_modified,
2243                                               sizeof(date_modified),
2244                                               msginfo->date_t);
2245                 text[col_pos[S_COL_DATE]] = date_modified;
2246         } else if (msginfo->date)
2247                 text[col_pos[S_COL_DATE]] = msginfo->date;
2248         else
2249                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2250
2251         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2252                 _("(No From)");
2253
2254         if (msginfo->folder && msginfo->folder->folder)
2255                 ftype = msginfo->folder->folder->klass->type;
2256
2257         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2258                 gchar *addr = NULL;
2259
2260                 Xstrdup_a(addr, msginfo->from, return);
2261                 extract_address(addr);
2262                 if (prefs_common.use_addr_book) {
2263                         if (account_find_from_address(addr)) {
2264                                 addr = summary_complete_address(msginfo->to);
2265                                 g_free(to);
2266                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2267                                 text[col_pos[S_COL_FROM]] = to;
2268                                 g_free(addr);
2269                         }
2270                 } else {
2271                         if (account_find_from_address(addr)) {
2272                                 g_free(to);
2273                                 to = g_strconcat("-->", msginfo->to, NULL);
2274                                 text[col_pos[S_COL_FROM]] = to;
2275                         }
2276                 }
2277         }
2278
2279         /*
2280          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2281          * checking whether the above block (which handles the special case of
2282          * the --> in sent boxes) was executed.
2283          */
2284         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2285                 gchar *from = summary_complete_address(msginfo->from);
2286                 if (from) {
2287                         g_free(to);
2288                         to = from;
2289                         text[col_pos[S_COL_FROM]] = to;
2290                 }
2291         }
2292
2293         if (summaryview->simplify_subject_preg != NULL)
2294                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2295                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2296                                         summaryview->simplify_subject_preg) :
2297                         _("(No Subject)");
2298         else
2299                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2300                         _("(No Subject)");
2301 }
2302
2303 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2304 {
2305         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2306 }
2307
2308 static void summary_display_msg_full(SummaryView *summaryview,
2309                                      GtkCTreeNode *row,
2310                                      gboolean new_window, gboolean all_headers)
2311 {
2312         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2313         MsgInfo *msginfo;
2314         MsgFlags flags;
2315         gint val;
2316
2317         if (!new_window) {
2318                 if (summaryview->displayed == row)
2319                         return;
2320                 else
2321                         summaryview->messageview->filtered = FALSE;
2322         }
2323
2324         g_return_if_fail(row != NULL);
2325
2326         if (summary_is_locked(summaryview)) return;
2327         summary_lock(summaryview);
2328
2329         STATUSBAR_POP(summaryview->mainwin);
2330         GTK_EVENTS_FLUSH();
2331
2332         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2333
2334         if (new_window) {
2335                 MessageView *msgview;
2336
2337                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2338                 val = messageview_show(msgview, msginfo, all_headers);
2339         } else {
2340                 MessageView *msgview;
2341
2342                 msgview = summaryview->messageview;
2343
2344                 summaryview->displayed = row;
2345                 if (!messageview_is_visible(msgview))
2346                         main_window_toggle_message_view(summaryview->mainwin);
2347                 val = messageview_show(msgview, msginfo, all_headers);
2348                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2349                         gtk_widget_grab_focus(summaryview->ctree);
2350                 GTK_EVENTS_FLUSH();
2351                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2352         }
2353
2354         if (val == 0 &&
2355             (new_window || !prefs_common.mark_as_read_on_new_window)) {
2356                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2357                 && procmsg_msg_has_marked_parent(msginfo))
2358                         summaryview->unreadmarked--;
2359                 if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2360                         procmsg_msginfo_unset_flags
2361                                 (msginfo, MSG_NEW | MSG_UNREAD, 0);
2362                         summary_set_row_marks(summaryview, row);
2363                         gtk_clist_thaw(GTK_CLIST(ctree));
2364                         summary_status_show(summaryview);
2365
2366                         flags = msginfo->flags;
2367                 }
2368         }
2369
2370         summary_set_menu_sensitive(summaryview);
2371         toolbar_main_set_sensitive(summaryview->mainwin);
2372         messageview_set_menu_sensitive(summaryview->messageview);
2373
2374         summary_unlock(summaryview);
2375 }
2376
2377 void summary_display_msg_selected(SummaryView *summaryview,
2378                                   gboolean all_headers)
2379 {
2380         if (summary_is_locked(summaryview)) return;
2381         summaryview->displayed = NULL;
2382         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2383                                  all_headers);
2384 }
2385
2386 void summary_redisplay_msg(SummaryView *summaryview)
2387 {
2388         GtkCTreeNode *node;
2389
2390         if (summaryview->displayed) {
2391                 node = summaryview->displayed;
2392                 summaryview->displayed = NULL;
2393                 summary_display_msg(summaryview, node);
2394         }
2395 }
2396
2397 void summary_open_msg(SummaryView *summaryview)
2398 {
2399         if (!summaryview->selected) return;
2400
2401         /* CLAWS: if separate message view, don't open a new window
2402          * but rather use the current separated message view */
2403         summary_display_msg_full(summaryview, summaryview->selected,
2404                                  prefs_common.sep_msg ? FALSE : TRUE,
2405                                  FALSE);
2406 }
2407
2408 void summary_view_source(SummaryView * summaryview)
2409 {
2410         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2411         MsgInfo *msginfo;
2412         SourceWindow *srcwin;
2413
2414         if (!summaryview->selected) return;
2415
2416         srcwin = source_window_create();
2417         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2418         source_window_show_msg(srcwin, msginfo);
2419         source_window_show(srcwin);
2420 }
2421
2422 void summary_reedit(SummaryView *summaryview)
2423 {
2424         MsgInfo *msginfo;
2425
2426         if (!summaryview->selected) return;
2427         if (!summaryview->folder_item) return;
2428         if (summaryview->folder_item->stype != F_OUTBOX &&
2429             summaryview->folder_item->stype != F_DRAFT  &&
2430             summaryview->folder_item->stype != F_QUEUE) return;
2431
2432         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2433                                               summaryview->selected);
2434         if (!msginfo) return;
2435
2436         compose_reedit(msginfo);
2437 }
2438
2439 void summary_step(SummaryView *summaryview, GtkScrollType type)
2440 {
2441         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2442         GtkCTreeNode *node;
2443
2444         if (summary_is_locked(summaryview)) return;
2445
2446         if (type == GTK_SCROLL_STEP_FORWARD) {
2447                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2448                 if (node)
2449                         gtkut_ctree_expand_parent_all(ctree, node);
2450                 else
2451                         return;
2452         } else {
2453                 if (summaryview->selected) {
2454                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2455                         if (!node) return;
2456                 }
2457         }
2458
2459         if (messageview_is_visible(summaryview->messageview))
2460                 summaryview->display_msg = TRUE;
2461
2462         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
2463                               type, 0.0);
2464
2465         if (GTK_CLIST(ctree)->selection)
2466                 gtk_sctree_set_anchor_row
2467                         (GTK_SCTREE(ctree),
2468                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2469
2470 }
2471
2472 void summary_toggle_view(SummaryView *summaryview)
2473 {
2474         if (!messageview_is_visible(summaryview->messageview) &&
2475             summaryview->selected)
2476                 summary_display_msg(summaryview,
2477                                     summaryview->selected);
2478         else
2479                 main_window_toggle_message_view(summaryview->mainwin);
2480 }
2481
2482 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2483                                                 GtkCTreeNode *node)
2484 {
2485         MsgInfo *msginfo;
2486
2487         if (node) {
2488                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2489                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2490                         return TRUE;
2491                 node = GTK_CTREE_ROW(node)->children;
2492         } else
2493                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2494
2495         while (node) {
2496                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2497                         return TRUE;
2498                 node = GTK_CTREE_ROW(node)->sibling;
2499         }
2500
2501         return FALSE;
2502 }
2503
2504 static gboolean summary_have_unread_children(SummaryView *summaryview,
2505                                              GtkCTreeNode *node)
2506 {
2507         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2508
2509         if (!node) return FALSE;
2510
2511         node = GTK_CTREE_ROW(node)->children;
2512
2513         while (node) {
2514                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2515                         return TRUE;
2516                 node = GTK_CTREE_ROW(node)->sibling;
2517         }
2518
2519         return FALSE;
2520 }
2521
2522 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2523 {
2524         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2525         GtkStyle *style = NULL;
2526         MsgInfo *msginfo;
2527         MsgFlags flags;
2528         gint *col_pos = summaryview->col_pos;
2529
2530         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2531         if (!msginfo) return;
2532
2533         flags = msginfo->flags;
2534
2535         gtk_ctree_node_set_foreground(ctree, row, NULL);
2536
2537         /* set new/unread column */
2538         if (MSG_IS_IGNORE_THREAD(flags)) {
2539                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2540                                           ignorethreadxpm, ignorethreadxpmmask);
2541         } else if (MSG_IS_NEW(flags)) {
2542                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2543                                           newxpm, newxpmmask);
2544         } else if (MSG_IS_UNREAD(flags)) {
2545                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2546                                           unreadxpm, unreadxpmmask);
2547         } else if (MSG_IS_REPLIED(flags)) {
2548                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2549                                           repliedxpm, repliedxpmmask);
2550         } else if (MSG_IS_FORWARDED(flags)) {
2551                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2552                                           forwardedxpm, forwardedxpmmask);
2553         } else {
2554                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2555                                         NULL);
2556         }
2557
2558         if (prefs_common.bold_unread &&
2559             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2560              (!GTK_CTREE_ROW(row)->expanded &&
2561               GTK_CTREE_ROW(row)->children &&
2562               summary_have_unread_children(summaryview, row))))
2563                 style = bold_style;
2564
2565         /* set mark column */
2566         if (MSG_IS_DELETED(flags)) {
2567                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2568                                           deletedxpm, deletedxpmmask);
2569                 if (style)
2570                         style = bold_deleted_style;
2571                 else {
2572                         style = small_deleted_style;
2573                 }
2574                         gtk_ctree_node_set_foreground
2575                                 (ctree, row, &summaryview->color_dim);
2576         } else if (MSG_IS_MARKED(flags)) {
2577                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2578                                           markxpm, markxpmmask);
2579         } else if (MSG_IS_MOVE(flags)) {
2580                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2581                 if (style)
2582                         style = bold_marked_style;
2583                 else {
2584                         style = small_marked_style;
2585                 }
2586                         gtk_ctree_node_set_foreground
2587                                 (ctree, row, &summaryview->color_marked);
2588         } else if (MSG_IS_COPY(flags)) {
2589                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2590                 if (style)
2591                         style = bold_marked_style;
2592                 else {
2593                         style = small_marked_style;
2594                 }
2595                         gtk_ctree_node_set_foreground
2596                                 (ctree, row, &summaryview->color_marked);
2597 #if 0
2598         } else if ((global_scoring ||
2599                   summaryview->folder_item->prefs->scoring) &&
2600                  (msginfo->score >= summaryview->important_score) &&
2601                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2602                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2603                 gtk_ctree_node_set_foreground(ctree, row,
2604                                               &summaryview->color_important);
2605 #endif
2606         } else {
2607                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2608         }
2609
2610         if (MSG_IS_LOCKED(flags)) {
2611                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2612                                           lockedxpm, lockedxpmmask);
2613         }
2614         else {
2615                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2616         }
2617
2618         if (MSG_IS_SIGNED(flags)) {
2619                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2620                                           gpgsignedxpm, gpgsignedxpmmask);
2621         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2622                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2623                                           clipkeyxpm, clipkeyxpmmask);
2624         } else if (MSG_IS_ENCRYPTED(flags)) {
2625                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2626                                           keyxpm, keyxpmmask);
2627         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2628                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2629                                           clipxpm, clipxpmmask);
2630         } else {
2631                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2632         }
2633         if (!style)
2634                 style = small_style;
2635
2636         gtk_ctree_node_set_row_style(ctree, row, style);
2637
2638         if (MSG_GET_COLORLABEL(flags))
2639                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2640 }
2641
2642 void summary_set_marks_selected(SummaryView *summaryview)
2643 {
2644         GList *cur;
2645
2646         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2647              cur = cur->next)
2648                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2649 }
2650
2651 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2652 {
2653         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2654         MsgInfo *msginfo;
2655
2656         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2657         if (MSG_IS_DELETED(msginfo->flags))
2658                 summaryview->deleted--;
2659         if (MSG_IS_MOVE(msginfo->flags))
2660                 summaryview->moved--;
2661         if (MSG_IS_COPY(msginfo->flags))
2662                 summaryview->copied--;
2663         procmsg_update_unread_children (msginfo, TRUE);
2664
2665         procmsg_msginfo_set_to_folder(msginfo, NULL);
2666         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2667         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2668         summary_set_row_marks(summaryview, row);
2669         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2670 }
2671
2672 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2673 {
2674         gboolean changed = FALSE;
2675         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2676         MsgInfo *msginfo;
2677
2678         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2679         if (MSG_IS_DELETED(msginfo->flags))
2680                 summaryview->deleted--;
2681         if (MSG_IS_MOVE(msginfo->flags)) {
2682                 summaryview->moved--;
2683                 changed = TRUE;
2684         }
2685         if (MSG_IS_COPY(msginfo->flags)) {
2686                 summaryview->copied--;
2687                 changed = TRUE;
2688         }
2689         procmsg_msginfo_set_to_folder(msginfo, NULL);
2690         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2691         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2692         summary_set_row_marks(summaryview, row);
2693         debug_print("Message %d is locked\n", msginfo->msgnum);
2694 }
2695
2696 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2697 {
2698         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2699         MsgInfo *msginfo;
2700
2701         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2702         if (!MSG_IS_LOCKED(msginfo->flags))
2703                 return;
2704         procmsg_msginfo_set_to_folder(msginfo, NULL);
2705         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2706         summary_set_row_marks(summaryview, row);
2707         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2708 }
2709
2710 void summary_mark(SummaryView *summaryview)
2711 {
2712         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2713         GList *cur;
2714
2715         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2716                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2717
2718         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2719         summary_status_show(summaryview);
2720 }
2721
2722 static void summary_mark_row_as_read(SummaryView *summaryview,
2723                                      GtkCTreeNode *row)
2724 {
2725         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2726         MsgInfo *msginfo;
2727
2728         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2729
2730         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2731                 return;
2732
2733         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2734         && procmsg_msg_has_marked_parent(msginfo))
2735                 summaryview->unreadmarked--;
2736
2737         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2738         summary_set_row_marks(summaryview, row);
2739         debug_print("Message %d is marked as read\n",
2740                 msginfo->msgnum);
2741 }
2742
2743 void summary_mark_as_read(SummaryView *summaryview)
2744 {
2745         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2746         GList *cur;
2747
2748         folder_item_update_freeze();
2749         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2750                 summary_mark_row_as_read(summaryview,
2751                                          GTK_CTREE_NODE(cur->data));
2752         folder_item_update_thaw();
2753
2754         summary_status_show(summaryview);
2755 }
2756
2757 void summary_msgs_lock(SummaryView *summaryview)
2758 {
2759         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2760         GList *cur;
2761
2762         folder_item_update_freeze();
2763         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2764                 summary_lock_row(summaryview,
2765                                          GTK_CTREE_NODE(cur->data));
2766         folder_item_update_thaw();
2767
2768         summary_status_show(summaryview);
2769 }
2770
2771 void summary_msgs_unlock(SummaryView *summaryview)
2772 {
2773         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2774         GList *cur;
2775
2776         folder_item_update_freeze();
2777         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2778                 summary_unlock_row(summaryview,
2779                                    GTK_CTREE_NODE(cur->data));
2780         folder_item_update_thaw();
2781
2782         summary_status_show(summaryview);
2783 }
2784
2785 void summary_mark_all_read(SummaryView *summaryview)
2786 {
2787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2788         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2789         GtkCTreeNode *node;
2790
2791         gtk_clist_freeze(clist);
2792         folder_item_update_freeze();
2793         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2794              node = gtkut_ctree_node_next(ctree, node))
2795                 summary_mark_row_as_read(summaryview, node);
2796         folder_item_update_thaw();
2797         gtk_clist_thaw(clist);
2798
2799         summary_status_show(summaryview);
2800 }
2801
2802 static void summary_mark_row_as_unread(SummaryView *summaryview,
2803                                        GtkCTreeNode *row)
2804 {
2805         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2806         MsgInfo *msginfo;
2807
2808         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2809         if (MSG_IS_DELETED(msginfo->flags)) {
2810                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2811                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2812                 summaryview->deleted--;
2813         }
2814
2815         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2816         && procmsg_msg_has_marked_parent(msginfo))
2817                 summaryview->unreadmarked++;
2818
2819         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2820         debug_print("Message %d is marked as unread\n",
2821                 msginfo->msgnum);
2822
2823         summary_set_row_marks(summaryview, row);
2824 }
2825
2826 void summary_mark_as_unread(SummaryView *summaryview)
2827 {
2828         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2829         GList *cur;
2830
2831         folder_item_update_freeze();
2832         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2833                 summary_mark_row_as_unread(summaryview,
2834                                            GTK_CTREE_NODE(cur->data));
2835         folder_item_update_thaw();
2836
2837         summary_status_show(summaryview);
2838 }
2839
2840 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2841 {
2842         GList * cur;
2843         gboolean found;
2844
2845         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2846
2847         case F_NEWS:
2848
2849                 /*
2850                   security : checks if one the accounts correspond to
2851                   the author of the post
2852                 */
2853
2854                 found = FALSE;
2855                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2856                         PrefsAccount * account;
2857                         gchar * from_name;
2858
2859                         account = cur->data;
2860                         if (account->name && *account->name)
2861                                 from_name =
2862                                         g_strdup_printf("%s <%s>",
2863                                                         account->name,
2864                                                         account->address);
2865                         else
2866                                 from_name =
2867                                         g_strdup_printf("%s",
2868                                                         account->address);
2869
2870                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2871                                 g_free(from_name);
2872                                 found = TRUE;
2873                                 break;
2874                         }
2875                         g_free(from_name);
2876                 }
2877
2878                 if (!found) {
2879                         alertpanel_error(_("You're not the author of the article\n"));
2880                 }
2881
2882                 return found;
2883
2884         default:
2885                 return TRUE;
2886         }
2887 }
2888
2889 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2890 {
2891         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2892         MsgInfo *msginfo;
2893
2894         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2895
2896         if (!check_permission(summaryview, msginfo))
2897                 return;
2898
2899         if (MSG_IS_LOCKED(msginfo->flags)) return;
2900
2901         if (MSG_IS_DELETED(msginfo->flags)) return;
2902
2903         if (MSG_IS_MOVE(msginfo->flags))
2904                 summaryview->moved--;
2905         if (MSG_IS_COPY(msginfo->flags))
2906                 summaryview->copied--;
2907         procmsg_update_unread_children (msginfo, FALSE);
2908
2909         procmsg_msginfo_set_to_folder(msginfo, NULL);
2910         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2911         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2912         summaryview->deleted++;
2913
2914         if (!prefs_common.immediate_exec &&
2915             summaryview->folder_item->stype != F_TRASH)
2916                 summary_set_row_marks(summaryview, row);
2917
2918         debug_print("Message %s/%d is set to delete\n",
2919                     msginfo->folder->path, msginfo->msgnum);
2920 }
2921
2922 void summary_cancel(SummaryView *summaryview)
2923 {
2924         MsgInfo * msginfo;
2925         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2926
2927         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2928                                               summaryview->selected);
2929         if (!msginfo) return;
2930
2931         if (!check_permission(summaryview, msginfo))
2932                 return;
2933
2934         news_cancel_article(summaryview->folder_item->folder, msginfo);
2935
2936         if (summary_is_locked(summaryview)) return;
2937
2938         summary_lock(summaryview);
2939
2940         gtk_clist_freeze(clist);
2941
2942         summary_update_status(summaryview);
2943         summary_status_show(summaryview);
2944
2945         gtk_clist_thaw(clist);
2946
2947         summary_unlock(summaryview);
2948 }
2949
2950 void summary_delete(SummaryView *summaryview)
2951 {
2952         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2953         FolderItem *item = summaryview->folder_item;
2954         GList *cur;
2955         GtkCTreeNode *sel_last = NULL;
2956         GtkCTreeNode *node;
2957
2958         if (!item) return;
2959
2960         if (summary_is_locked(summaryview)) return;
2961
2962         /* if current folder is trash, ask for confirmation */
2963         if (item->stype == F_TRASH) {
2964                 AlertValue aval;
2965                 MsgInfo *msginfo;
2966
2967                 aval = alertpanel(_("Delete message(s)"),
2968                                   _("Do you really want to delete message(s) from the trash?"),
2969                                   _("Yes"), _("No"), NULL);
2970                 if (aval != G_ALERTDEFAULT) return;
2971
2972                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2973                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
2974                         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2975                         partial_mark_for_delete(msginfo);
2976                 }
2977
2978         }
2979
2980         main_window_cursor_wait(summaryview->mainwin);
2981
2982         /* next code sets current row focus right. We need to find a row
2983          * that is not deleted. */
2984         folder_item_update_freeze();
2985         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2986                 sel_last = GTK_CTREE_NODE(cur->data);
2987                 summary_delete_row(summaryview, sel_last);
2988         }
2989         folder_item_update_thaw();
2990
2991         node = summary_find_next_msg(summaryview, sel_last);
2992         if (!node)
2993                 node = summary_find_prev_msg(summaryview, sel_last);
2994
2995         summary_select_node(summaryview, node, FALSE, FALSE);
2996
2997         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
2998                 summary_execute(summaryview);
2999                 /* after deleting, the anchor may be at an invalid row
3000                  * so reset it to the node we found earlier */
3001                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3002         } else
3003                 summary_status_show(summaryview);
3004
3005         main_window_cursor_normal(summaryview->mainwin);
3006 }
3007
3008 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3009 {
3010         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3011         MsgInfo *msginfo;
3012
3013         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3014         if (MSG_IS_DELETED(msginfo->flags))
3015                 summaryview->deleted--;
3016         if (MSG_IS_MOVE(msginfo->flags))
3017                 summaryview->moved--;
3018         if (MSG_IS_COPY(msginfo->flags))
3019                 summaryview->copied--;
3020         procmsg_update_unread_children (msginfo, FALSE);
3021
3022         procmsg_msginfo_set_to_folder(msginfo, NULL);
3023         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3024         summary_set_row_marks(summaryview, row);
3025
3026         debug_print("Message %s/%d is unmarked\n",
3027                     msginfo->folder->path, msginfo->msgnum);
3028 }
3029
3030 void summary_unmark(SummaryView *summaryview)
3031 {
3032         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3033         GList *cur;
3034
3035         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3036                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3037
3038         summary_status_show(summaryview);
3039 }
3040
3041 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3042                                 FolderItem *to_folder)
3043 {
3044         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3045         MsgInfo *msginfo;
3046
3047         g_return_if_fail(to_folder != NULL);
3048
3049         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3050         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3051         if (MSG_IS_DELETED(msginfo->flags))
3052                 summaryview->deleted--;
3053         if (MSG_IS_COPY(msginfo->flags)) {
3054                 summaryview->copied--;
3055         }
3056         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3057         if (!MSG_IS_MOVE(msginfo->flags)) {
3058                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3059                 summaryview->moved++;
3060         }
3061         if (!prefs_common.immediate_exec) {
3062                 summary_set_row_marks(summaryview, row);
3063         }
3064
3065         debug_print("Message %d is set to move to %s\n",
3066                     msginfo->msgnum, to_folder->path);
3067 }
3068
3069 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3070 {
3071         GList *cur;
3072
3073         if (!to_folder) return;
3074         if (!summaryview->folder_item ||
3075             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3076
3077         if (summary_is_locked(summaryview)) return;
3078
3079         if (summaryview->folder_item == to_folder) {
3080                 alertpanel_notice(_("Destination is same as current folder."));
3081                 return;
3082         }
3083
3084         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3085              cur != NULL; cur = cur->next)
3086                 summary_move_row_to
3087                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3088
3089         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3090
3091         if (prefs_common.immediate_exec)
3092                 summary_execute(summaryview);
3093         else {
3094                 summary_status_show(summaryview);
3095         }
3096
3097         if (!summaryview->selected) { /* this was the last message */
3098                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3099                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3100                 if (node)
3101                         summary_select_node(summaryview, node, TRUE, TRUE);
3102         }
3103
3104 }
3105
3106 void summary_move_to(SummaryView *summaryview)
3107 {
3108         FolderItem *to_folder;
3109
3110         if (!summaryview->folder_item ||
3111             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3112
3113         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3114                                          FOLDER_SEL_MOVE, NULL);
3115         summary_move_selected_to(summaryview, to_folder);
3116 }
3117
3118 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3119                                 FolderItem *to_folder)
3120 {
3121         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3122         MsgInfo *msginfo;
3123
3124         g_return_if_fail(to_folder != NULL);
3125
3126         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3127         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3128         if (MSG_IS_DELETED(msginfo->flags))
3129                 summaryview->deleted--;
3130         if (MSG_IS_MOVE(msginfo->flags)) {
3131                 summaryview->moved--;
3132         }
3133         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3134         if (!MSG_IS_COPY(msginfo->flags)) {
3135                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3136                 summaryview->copied++;
3137         }
3138         if (!prefs_common.immediate_exec) {
3139                 summary_set_row_marks(summaryview, row);
3140         }
3141
3142         debug_print("Message %d is set to copy to %s\n",
3143                     msginfo->msgnum, to_folder->path);
3144 }
3145
3146 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3147 {
3148         GList *cur;
3149
3150         if (!to_folder) return;
3151         if (!summaryview->folder_item) return;
3152
3153         if (summary_is_locked(summaryview)) return;
3154
3155         if (summaryview->folder_item == to_folder) {
3156                 alertpanel_notice
3157                         (_("Destination to copy is same as current folder."));
3158                 return;
3159         }
3160
3161         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3162              cur != NULL; cur = cur->next)
3163                 summary_copy_row_to
3164                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3165
3166         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3167
3168         if (prefs_common.immediate_exec)
3169                 summary_execute(summaryview);
3170         else {
3171                 summary_status_show(summaryview);
3172         }
3173 }
3174
3175 void summary_copy_to(SummaryView *summaryview)
3176 {
3177         FolderItem *to_folder;
3178
3179         if (!summaryview->folder_item) return;
3180
3181         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3182                                          FOLDER_SEL_COPY, NULL);
3183         summary_copy_selected_to(summaryview, to_folder);
3184 }
3185
3186 void summary_add_address(SummaryView *summaryview)
3187 {
3188         MsgInfo *msginfo;
3189         gchar *from;
3190
3191         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3192                                               summaryview->selected);
3193         if (!msginfo) return;
3194
3195         Xstrdup_a(from, msginfo->from, return);
3196         eliminate_address_comment(from);
3197         extract_address(from);
3198         addressbook_add_contact(msginfo->fromname, from, NULL);
3199 }
3200
3201 void summary_select_all(SummaryView *summaryview)
3202 {
3203         if (!summaryview->folder_item) return;
3204
3205         if (summaryview->folder_item->total_msgs >= 500) {
3206                 STATUSBAR_PUSH(summaryview->mainwin,
3207                                _("Selecting all messages..."));
3208                 main_window_cursor_wait(summaryview->mainwin);
3209         }
3210
3211         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3212
3213         if (summaryview->folder_item->total_msgs >= 500) {
3214                 STATUSBAR_POP(summaryview->mainwin);
3215                 main_window_cursor_normal(summaryview->mainwin);
3216         }
3217 }
3218
3219 void summary_unselect_all(SummaryView *summaryview)
3220 {
3221         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3222 }
3223
3224 void summary_select_thread(SummaryView *summaryview)
3225 {
3226         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3227         GtkCTreeNode *node = summaryview->selected;
3228
3229         if (!node) return;
3230
3231         while (GTK_CTREE_ROW(node)->parent != NULL)
3232                 node = GTK_CTREE_ROW(node)->parent;
3233
3234         if (node != summaryview->selected)
3235                 summary_select_node
3236                         (summaryview, node,
3237                          messageview_is_visible(summaryview->messageview),
3238                          FALSE);
3239
3240         gtk_ctree_select_recursive(ctree, node);
3241
3242         summary_status_show(summaryview);
3243 }
3244
3245 void summary_save_as(SummaryView *summaryview)
3246 {
3247         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3248         MsgInfo *msginfo;
3249         gchar *filename = NULL;
3250         gchar *src, *dest;
3251
3252         AlertValue aval = 0;
3253
3254         if (!summaryview->selected) return;
3255         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3256         if (!msginfo) return;
3257
3258         if (msginfo->subject) {
3259                 Xstrdup_a(filename, msginfo->subject, return);
3260                 subst_for_filename(filename);
3261         }
3262         if (g_getenv ("G_BROKEN_FILENAMES") &&
3263             filename && g_utf8_validate(filename, -1, NULL)) {
3264                 gchar *oldstr = filename;
3265                 filename = conv_codeset_strdup(filename,
3266                                                CS_UTF_8,
3267                                                conv_get_current_charset_str());
3268                 if (!filename) {
3269                         g_warning("summary_save_as(): faild to convert character set.");
3270                         filename = g_strdup(oldstr);
3271                 }
3272                 dest = filesel_select_file(_("Save as"), filename);
3273                 g_free(filename);
3274         } else
3275                 dest = filesel_select_file(_("Save as"), filename);
3276         filename = NULL;
3277         if (!dest) return;
3278         if (is_file_exist(dest)) {
3279                 aval = alertpanel(_("Append or Overwrite"),
3280                                   _("Append or overwrite existing file?"),
3281                                   _("Append"), _("Overwrite"), _("Cancel"));
3282                 if (aval != 0 && aval != 1)
3283                         return;
3284         }
3285
3286         src = procmsg_get_message_file(msginfo);
3287         if ( aval==0 ) { /* append */
3288                 if (append_file(src, dest, TRUE) < 0)
3289                         alertpanel_error(_("Can't save the file `%s'."),
3290                                          g_basename(dest));
3291         } else { /* overwrite */
3292                 if (copy_file(src, dest, TRUE) < 0)
3293                         alertpanel_error(_("Can't save the file `%s'."),
3294                                          g_basename(dest));
3295         }
3296         g_free(src);
3297
3298
3299         /*
3300          * If two or more msgs are selected,
3301          * append them to the output file.
3302          */
3303         if (GTK_CLIST(ctree)->selection->next) {
3304                 GList *item;
3305                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3306                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3307                         if (!msginfo) break;
3308                         src = procmsg_get_message_file(msginfo);
3309                         if (append_file(src, dest, TRUE) < 0)
3310                                 alertpanel_error(_("Can't save the file `%s'."),
3311                                                  g_basename(dest));
3312                 }
3313                 g_free(src);
3314         }
3315 }
3316
3317 void summary_print(SummaryView *summaryview)
3318 {
3319         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3320         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3321         MsgInfo *msginfo;
3322         GList *cur;
3323         gchar *cmdline;
3324         gchar *p;
3325
3326         if (clist->selection == NULL) return;
3327
3328         cmdline = input_dialog(_("Print"),
3329                                _("Enter the print command line:\n"
3330                                  "(`%s' will be replaced with file name)"),
3331                                prefs_common.print_cmd);
3332         if (!cmdline) return;
3333         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3334             strchr(p + 2, '%')) {
3335                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3336                                  cmdline);
3337                 g_free(cmdline);
3338                 return;
3339         }
3340
3341         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3342                 msginfo = gtk_ctree_node_get_row_data
3343                         (ctree, GTK_CTREE_NODE(cur->data));
3344                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3345         }
3346
3347         g_free(cmdline);
3348 }
3349
3350 gboolean summary_execute(SummaryView *summaryview)
3351 {
3352         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3353         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3354         GtkCTreeNode *node, *next;
3355         GtkCTreeNode *new_selected = NULL;
3356
3357         if (!summaryview->folder_item) return FALSE;
3358
3359         if (summary_is_locked(summaryview)) return FALSE;
3360         summary_lock(summaryview);
3361
3362         gtk_clist_freeze(clist);
3363
3364         if (summaryview->threaded)
3365                 summary_unthread_for_exec(summaryview);
3366
3367         folder_item_update_freeze();
3368         summary_execute_move(summaryview);
3369         summary_execute_copy(summaryview);
3370         summary_execute_delete(summaryview);
3371         folder_item_update_thaw();
3372
3373         node = GTK_CTREE_NODE(clist->row_list);
3374         for (; node != NULL; node = next) {
3375                 next = gtkut_ctree_node_next(ctree, node);
3376                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3377
3378                 if (node == summaryview->displayed) {
3379                         messageview_clear(summaryview->messageview);
3380                         summaryview->displayed = NULL;
3381                 }
3382                 if (GTK_CTREE_ROW(node)->children != NULL) {
3383                         g_warning("summary_execute(): children != NULL\n");
3384                         continue;
3385                 }
3386
3387                 if (!new_selected &&
3388                     gtkut_ctree_node_is_selected(ctree, node)) {
3389                         gtk_sctree_unselect_all(GTK_SCTREE(ctree));
3390                         new_selected = summary_find_next_msg(summaryview, node);
3391                         if (!new_selected)
3392                                 new_selected = summary_find_prev_msg
3393                                         (summaryview, node);
3394                 }
3395
3396                 gtk_ctree_remove_node(ctree, node);
3397         }
3398
3399         if (new_selected) {
3400                 gtk_sctree_select
3401                         (GTK_SCTREE(ctree),
3402                          summaryview->displayed ? summaryview->displayed
3403                          : new_selected);
3404         }
3405
3406         if (summaryview->threaded)
3407                 summary_thread_build(summaryview);
3408
3409         summaryview->selected = clist->selection ?
3410                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3411
3412         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3413                 menu_set_insensitive_all
3414                         (GTK_MENU_SHELL(summaryview->popupmenu));
3415                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3416         } else
3417                 gtk_widget_grab_focus(summaryview->ctree);
3418
3419         summary_update_status(summaryview);
3420         summary_status_show(summaryview);
3421
3422         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3423
3424         gtk_clist_thaw(clist);
3425
3426         summary_unlock(summaryview);
3427         return TRUE;
3428 }
3429
3430 static void summary_execute_move(SummaryView *summaryview)
3431 {
3432         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3433         GSList *cur;
3434
3435         /* search moving messages and execute */
3436         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3437                                 summaryview);
3438
3439         if (summaryview->mlist) {
3440                 procmsg_move_messages(summaryview->mlist);
3441
3442                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3443                         procmsg_msginfo_free((MsgInfo *)cur->data);
3444                 g_slist_free(summaryview->mlist);
3445                 summaryview->mlist = NULL;
3446         }
3447 }
3448
3449 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3450                                       gpointer data)
3451 {
3452         SummaryView *summaryview = data;
3453         MsgInfo *msginfo;
3454
3455         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3456
3457         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3458                 summaryview->mlist =
3459                         g_slist_prepend(summaryview->mlist, msginfo);
3460                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3461
3462                 if (msginfo->msgid && *msginfo->msgid &&
3463                     node == g_hash_table_lookup(summaryview->msgid_table,
3464                                                 msginfo->msgid))
3465                         g_hash_table_remove(summaryview->msgid_table,
3466                                             msginfo->msgid);
3467         }
3468 }
3469
3470 static void summary_execute_copy(SummaryView *summaryview)
3471 {
3472         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3473
3474         /* search copying messages and execute */
3475         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3476                                 summaryview);
3477
3478         if (summaryview->mlist) {
3479                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3480                 procmsg_copy_messages(summaryview->mlist);
3481
3482                 g_slist_free(summaryview->mlist);
3483                 summaryview->mlist = NULL;
3484         }
3485 }
3486
3487 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3488                                       gpointer data)
3489 {
3490         SummaryView *summaryview = data;
3491         MsgInfo *msginfo;
3492
3493         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3494
3495         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3496                 summaryview->mlist =
3497                         g_slist_prepend(summaryview->mlist, msginfo);
3498
3499                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3500                 summary_set_row_marks(summaryview, node);
3501         }
3502 }
3503
3504 static void summary_execute_delete(SummaryView *summaryview)
3505 {
3506         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3507         FolderItem *trash;
3508         GSList *cur;
3509
3510         trash = summaryview->folder_item->folder->trash;
3511
3512         /* search deleting messages and execute */
3513         gtk_ctree_pre_recursive
3514                 (ctree, NULL, summary_execute_delete_func, summaryview);
3515
3516         if (!summaryview->mlist) return;
3517
3518         if (trash == NULL || summaryview->folder_item == trash)
3519                 folder_item_remove_msgs(summaryview->folder_item,
3520                                         summaryview->mlist);
3521         else
3522                 folder_item_move_msgs(trash, summaryview->mlist);
3523
3524         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3525                 procmsg_msginfo_free((MsgInfo *)cur->data);
3526
3527         g_slist_free(summaryview->mlist);
3528         summaryview->mlist = NULL;
3529 }
3530
3531 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3532                                         gpointer data)
3533 {
3534         SummaryView *summaryview = data;
3535         MsgInfo *msginfo;
3536
3537         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3538
3539         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3540                 summaryview->mlist =
3541                         g_slist_append(summaryview->mlist, msginfo);
3542                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3543
3544                 if (msginfo->msgid && *msginfo->msgid &&
3545                     node == g_hash_table_lookup(summaryview->msgid_table,
3546                                                 msginfo->msgid)) {
3547                         g_hash_table_remove(summaryview->msgid_table,
3548                                             msginfo->msgid);
3549                 }
3550                 if (msginfo->subject && *msginfo->subject &&
3551                     node == subject_table_lookup(summaryview->subject_table,
3552                                                  msginfo->subject)) {
3553                         subject_table_remove(summaryview->subject_table,
3554                                              msginfo->subject);
3555                 }
3556         }
3557 }
3558
3559 /* thread functions */
3560
3561 void summary_thread_build(SummaryView *summaryview)
3562 {
3563         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3564         GtkCTreeNode *node;
3565         GtkCTreeNode *next;
3566         GtkCTreeNode *parent;
3567         MsgInfo *msginfo;
3568
3569         summary_lock(summaryview);
3570
3571         debug_print("Building threads...");
3572         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3573         main_window_cursor_wait(summaryview->mainwin);
3574
3575         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3576                                        G_CALLBACK(summary_tree_expanded), summaryview);
3577         gtk_clist_freeze(GTK_CLIST(ctree));
3578
3579         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3580         while (node) {
3581                 next = GTK_CTREE_ROW(node)->sibling;
3582
3583                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3584
3585                 parent = NULL;
3586
3587                 /* alfons - claws seems to prefer subject threading before
3588                  * inreplyto threading. we should look more deeply in this,
3589                  * because inreplyto should have precedence... */
3590                 if (msginfo && msginfo->inreplyto) {
3591                         parent = g_hash_table_lookup(summaryview->msgid_table,
3592                                                      msginfo->inreplyto);
3593                 }
3594
3595                 if (prefs_common.thread_by_subject && parent == NULL) {
3596                         parent = subject_table_lookup
3597                                 (summaryview->subject_table,
3598                                  msginfo->subject);
3599                 }
3600
3601                 if (parent && parent != node) {
3602                         gtk_ctree_move(ctree, node, parent, NULL);
3603                         gtk_ctree_expand(ctree, node);
3604                 }
3605
3606                 node = next;
3607         }
3608
3609         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3610
3611         while (node) {
3612                 next = GTK_CTREE_NODE_NEXT(node);
3613                 if (!summaryview->thread_collapsed)
3614                         gtk_ctree_expand(ctree, node);
3615                 if (prefs_common.bold_unread &&
3616                     GTK_CTREE_ROW(node)->children)
3617                         summary_set_row_marks(summaryview, node);
3618                 node = next;
3619         }
3620
3621         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3622
3623         gtk_clist_thaw(GTK_CLIST(ctree));
3624         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3625                                          G_CALLBACK(summary_tree_expanded), summaryview);
3626
3627         debug_print("done.\n");
3628         STATUSBAR_POP(summaryview->mainwin);
3629         main_window_cursor_normal(summaryview->mainwin);
3630
3631         summaryview->threaded = TRUE;
3632
3633         summary_unlock(summaryview);
3634 }
3635
3636 static void summary_thread_init(SummaryView *summaryview)
3637 {
3638         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3639         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3640         GtkCTreeNode *next;
3641
3642         if (!summaryview->thread_collapsed) {
3643                 while (node) {
3644                         next = GTK_CTREE_ROW(node)->sibling;
3645                         if (GTK_CTREE_ROW(node)->children)
3646                                 gtk_ctree_expand(ctree, node);
3647                         node = next;
3648                 }
3649         } else if (prefs_common.bold_unread) {
3650                 while (node) {
3651                         next = GTK_CTREE_ROW(node)->sibling;
3652                         if (GTK_CTREE_ROW(node)->children)
3653                                 summary_set_row_marks(summaryview, node);
3654                         node = next;
3655                 }
3656         }
3657 }
3658
3659 void summary_unthread(SummaryView *summaryview)
3660 {
3661         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3662         GtkCTreeNode *node;
3663         GtkCTreeNode *child;
3664         GtkCTreeNode *sibling;
3665         GtkCTreeNode *next_child;
3666
3667         summary_lock(summaryview);
3668
3669         debug_print("Unthreading...");
3670         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3671         main_window_cursor_wait(summaryview->mainwin);
3672
3673         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3674                                         summary_tree_collapsed, summaryview);
3675         gtk_clist_freeze(GTK_CLIST(ctree));
3676
3677         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3678              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3679                 child = GTK_CTREE_ROW(node)->children;
3680                 sibling = GTK_CTREE_ROW(node)->sibling;
3681
3682                 while (child != NULL) {
3683                         next_child = GTK_CTREE_ROW(child)->sibling;
3684                         gtk_ctree_move(ctree, child, NULL, sibling);
3685                         child = next_child;
3686                 }
3687         }
3688
3689         /* CLAWS: and sort it */
3690         gtk_sctree_sort_recursive(ctree, NULL);
3691
3692         gtk_clist_thaw(GTK_CLIST(ctree));
3693         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3694                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3695
3696         debug_print("done.\n");
3697         STATUSBAR_POP(summaryview->mainwin);
3698         main_window_cursor_normal(summaryview->mainwin);
3699
3700         summaryview->threaded = FALSE;
3701
3702         summary_unlock(summaryview);
3703 }
3704
3705 static void summary_unthread_for_exec(SummaryView *summaryview)
3706 {
3707         GtkCTreeNode *node;
3708         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3709
3710         summary_lock(summaryview);
3711
3712         debug_print("Unthreading for execution...");
3713
3714         gtk_clist_freeze(GTK_CLIST(ctree));
3715
3716         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3717              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3718                 summary_unthread_for_exec_func(ctree, node, NULL);
3719         }
3720
3721         gtk_clist_thaw(GTK_CLIST(ctree));
3722
3723         debug_print("done.\n");
3724
3725         summary_unlock(summaryview);
3726 }
3727
3728 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3729                                            gpointer data)
3730 {
3731         MsgInfo *msginfo;
3732         GtkCTreeNode *top_parent;
3733         GtkCTreeNode *child;
3734         GtkCTreeNode *sibling;
3735
3736         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3737
3738         if (!msginfo ||
3739             (!MSG_IS_MOVE(msginfo->flags) &&
3740              !MSG_IS_DELETED(msginfo->flags)))
3741                 return;
3742         child = GTK_CTREE_ROW(node)->children;
3743         if (!child) return;
3744
3745         for (top_parent = node;
3746              GTK_CTREE_ROW(top_parent)->parent != NULL;
3747              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3748                 ;
3749         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3750
3751         while (child != NULL) {
3752                 GtkCTreeNode *next_child;
3753
3754                 next_child = GTK_CTREE_ROW(child)->sibling;
3755                 gtk_ctree_move(ctree, child, NULL, sibling);
3756                 child = next_child;
3757         }
3758 }
3759
3760 void summary_expand_threads(SummaryView *summaryview)
3761 {
3762         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3763         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3764
3765         gtk_clist_freeze(GTK_CLIST(ctree));
3766
3767         while (node) {
3768                 if (GTK_CTREE_ROW(node)->children)
3769                         gtk_ctree_expand(ctree, node);
3770                 node = GTK_CTREE_NODE_NEXT(node);
3771         }
3772
3773         gtk_clist_thaw(GTK_CLIST(ctree));
3774
3775         summaryview->thread_collapsed = FALSE;
3776
3777         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3778 }
3779
3780 void summary_collapse_threads(SummaryView *summaryview)
3781 {
3782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3783         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3784
3785         gtk_clist_freeze(GTK_CLIST(ctree));
3786
3787         while (node) {
3788                 if (GTK_CTREE_ROW(node)->children)
3789                         gtk_ctree_collapse(ctree, node);
3790                 node = GTK_CTREE_ROW(node)->sibling;
3791         }
3792
3793         gtk_clist_thaw(GTK_CLIST(ctree));
3794
3795         summaryview->thread_collapsed = TRUE;
3796
3797         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3798 }
3799
3800 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3801 {
3802         if (!filtering_rules) {
3803                 alertpanel_error(_("No filter rules defined."));
3804                 return;
3805         }
3806
3807         summary_lock(summaryview);
3808
3809         folder_item_update_freeze();
3810
3811         debug_print("filtering...");
3812         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3813         main_window_cursor_wait(summaryview->mainwin);
3814
3815         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3816
3817         if (filtering_rules == NULL) {
3818                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3819                                         GTK_CTREE_FUNC(summary_filter_func),
3820                                         summaryview);
3821
3822                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3823
3824                 if (prefs_common.immediate_exec) {
3825                         summary_unlock(summaryview);
3826                         summary_execute(summaryview);
3827                         summary_lock(summaryview);
3828                 } else
3829                         summary_status_show(summaryview);
3830         }
3831         else {
3832                 if (selected_only) {
3833                         GList *cur;
3834
3835                         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3836                              cur != NULL; cur = cur->next) {
3837                                 summary_filter_func(GTK_CTREE(summaryview->ctree),
3838                                                     GTK_CTREE_NODE(cur->data),
3839                                                     summaryview);
3840                         }
3841                 } else {
3842                         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3843                                                 GTK_CTREE_FUNC(summary_filter_func),
3844                                                 summaryview);
3845                 }
3846                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3847         }
3848
3849         folder_item_update_thaw();
3850         debug_print("done.\n");
3851         STATUSBAR_POP(summaryview->mainwin);
3852         main_window_cursor_normal(summaryview->mainwin);
3853
3854         summary_unlock(summaryview);
3855
3856         /*
3857          * CLAWS: summary_show() only valid after having a lock. ideally
3858          * we want the lock to be context aware...
3859          */
3860         if (filtering_rules) {
3861                 summary_show(summaryview, summaryview->folder_item);
3862         }
3863 }
3864
3865 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3866                                 gpointer data)
3867 {
3868         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3869
3870         filter_message_by_msginfo(filtering_rules, msginfo);
3871 }
3872
3873 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
3874                                  PrefsFilterType type, gint processing_rule)
3875 {
3876         gchar *header = NULL;
3877         gchar *key = NULL;
3878
3879         procmsg_get_filter_keyword(msginfo, &header, &key, type);
3880
3881         if (processing_rule) {
3882                 if (item == NULL)
3883                         prefs_filtering_open(&pre_global_processing,
3884                                              _("Processing rules to apply before folder rules"),
3885                                              header, key);
3886                 else
3887                         prefs_filtering_open(&item->prefs->processing,
3888                                              _("Processing configuration"),
3889                                              header, key);
3890         }
3891         else {
3892                 prefs_filtering_open(&filtering_rules,
3893                                      _("Filtering configuration"),
3894                                        header, key);
3895         }
3896
3897         g_free(header);
3898         g_free(key);
3899 }
3900
3901 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
3902                          gint processing_rule)
3903 {
3904         MsgInfo *msginfo;
3905         FolderItem * item;
3906
3907         if (!summaryview->selected) return;
3908
3909         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3910                                               summaryview->selected);
3911         if (!msginfo) return;
3912
3913         item = summaryview->folder_item;
3914         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
3915 }
3916
3917 /* color label */
3918
3919 #define N_COLOR_LABELS colorlabel_get_color_count()
3920
3921 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3922                                                      gpointer data)
3923 {
3924         guint color = GPOINTER_TO_UINT(data);
3925         SummaryView *summaryview;
3926
3927         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
3928         g_return_if_fail(summaryview != NULL);
3929
3930         /* "dont_toggle" state set? */
3931         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
3932                                 "dont_toggle"))
3933                 return;
3934
3935         summary_set_colorlabel(summaryview, color, NULL);
3936 }
3937
3938 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3939  * for the messsage; not the color index */
3940 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3941                                   guint labelcolor)
3942 {
3943         GdkColor color;
3944         GtkStyle *style, *prev_style, *ctree_style;
3945         MsgInfo *msginfo;
3946         gint color_index;
3947
3948         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3949
3950         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3951         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3952         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3953
3954         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3955                 if (!prev_style) return;
3956                 style = gtk_style_copy(prev_style);
3957                 color = ctree_style->fg[GTK_STATE_NORMAL];
3958                 style->fg[GTK_STATE_NORMAL] = color;
3959                 color = ctree_style->fg[GTK_STATE_SELECTED];
3960                 style->fg[GTK_STATE_SELECTED] = color;
3961         } else {
3962                 if (prev_style)
3963                         style = gtk_style_copy(prev_style);
3964                 else
3965                         style = gtk_style_copy(ctree_style);
3966                 color = colorlabel_get_color(color_index);
3967                 style->fg[GTK_STATE_NORMAL] = color;
3968                 /* get the average of label color and selected fg color
3969                    for visibility */
3970                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
3971                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
3972                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
3973         }
3974
3975         gtk_ctree_node_set_row_style(ctree, node, style);
3976 }
3977
3978 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
3979 {
3980         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3981         MsgInfo *msginfo;
3982
3983         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3984
3985         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
3986         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
3987 }
3988
3989 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
3990                             GtkWidget *widget)
3991 {
3992         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3993         GList *cur;
3994
3995         main_window_cursor_wait(summaryview->mainwin);
3996         folder_item_update_freeze();
3997         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3998                 summary_set_row_colorlabel(summaryview,
3999                                            GTK_CTREE_NODE(cur->data), labelcolor);
4000         folder_item_update_thaw();
4001         main_window_cursor_normal(summaryview->mainwin);
4002 }
4003
4004 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4005                                                           gpointer data)
4006 {
4007         SummaryView *summaryview;
4008         GtkMenuShell *menu;
4009         GtkCheckMenuItem **items;
4010         gint n;
4011         GList *cur, *sel;
4012
4013         summaryview = (SummaryView *)data;
4014         g_return_if_fail(summaryview != NULL);
4015
4016         sel = GTK_CLIST(summaryview->ctree)->selection;
4017         if (!sel) return;
4018
4019         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4020         g_return_if_fail(menu != NULL);
4021
4022         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4023
4024         /* NOTE: don't return prematurely because we set the "dont_toggle"
4025          * state for check menu items */
4026         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4027                           GINT_TO_POINTER(1));
4028
4029         /* clear items. get item pointers. */
4030         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4031                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4032                         gtk_check_menu_item_set_active
4033                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4034                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4035                         n++;
4036                 }
4037         }
4038
4039         if (n == (N_COLOR_LABELS + 1)) {
4040                 /* iterate all messages and set the state of the appropriate
4041                  * items */
4042                 for (; sel != NULL; sel = sel->next) {
4043                         MsgInfo *msginfo;
4044                         gint clabel;
4045
4046                         msginfo = gtk_ctree_node_get_row_data
4047                                 (GTK_CTREE(summaryview->ctree),
4048                                  GTK_CTREE_NODE(sel->data));
4049                         if (msginfo) {
4050                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4051                                 if (!items[clabel]->active)
4052                                         gtk_check_menu_item_set_active
4053                                                 (items[clabel], TRUE);
4054                         }
4055                 }
4056         } else
4057                 g_warning("invalid number of color elements (%d)\n", n);
4058
4059         /* reset "dont_toggle" state */
4060         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4061                           GINT_TO_POINTER(0));
4062 }
4063
4064 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4065 {
4066         GtkWidget *label_menuitem;
4067         GtkWidget *menu;
4068         GtkWidget *item;
4069         gint i;
4070
4071         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4072                                                    "/Color label");
4073         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4074                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4075                            summaryview);
4076         gtk_widget_show(label_menuitem);
4077
4078         menu = gtk_menu_new();
4079
4080         /* create sub items. for the menu item activation callback we pass the
4081          * index of label_colors[] as data parameter. for the None color we
4082          * pass an invalid (high) value. also we attach a data pointer so we
4083          * can always get back the SummaryView pointer. */
4084
4085         item = gtk_check_menu_item_new_with_label(_("None"));
4086         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4087         g_signal_connect(G_OBJECT(item), "activate",
4088                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4089                            GUINT_TO_POINTER(0));
4090         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4091         gtk_widget_show(item);
4092
4093         item = gtk_menu_item_new();
4094         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4095         gtk_widget_show(item);
4096
4097         /* create pixmap/label menu items */
4098         for (i = 0; i < N_COLOR_LABELS; i++) {
4099                 item = colorlabel_create_check_color_menu_item(i);
4100                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4101                 g_signal_connect(G_OBJECT(item), "activate",
4102                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4103                                  GUINT_TO_POINTER(i + 1));
4104                 g_object_set_data(G_OBJECT(item), "summaryview",
4105                                   summaryview);
4106                 gtk_widget_show(item);
4107         }
4108
4109         gtk_widget_show(menu);
4110         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4111         summaryview->colorlabel_menu = menu;
4112 }
4113
4114 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4115 {
4116         GtkWidget *ctree;
4117         gint *col_pos = summaryview->col_pos;
4118         SummaryColumnState *col_state;
4119         gchar *titles[N_SUMMARY_COLS];
4120         SummaryColumnType type;
4121         gint pos;
4122
4123         memset(titles, 0, sizeof(titles));
4124
4125         col_state = prefs_summary_column_get_config();
4126         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4127                 summaryview->col_state[pos] = col_state[pos];
4128                 type = col_state[pos].type;
4129                 col_pos[type] = pos;
4130         }
4131         col_state = summaryview->col_state;
4132
4133         ctree = gtk_sctree_new_with_titles
4134                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4135
4136         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4137         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4138                                            GTK_JUSTIFY_CENTER);
4139         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4140                                            GTK_JUSTIFY_CENTER);
4141         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4142                                            GTK_JUSTIFY_CENTER);
4143         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4144                                            GTK_JUSTIFY_CENTER);
4145         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4146                                            GTK_JUSTIFY_RIGHT);
4147         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4148                                            GTK_JUSTIFY_RIGHT);
4149         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4150                                            GTK_JUSTIFY_RIGHT);
4151         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4152                                    SUMMARY_COL_MARK_WIDTH);
4153         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4154                                    SUMMARY_COL_STATUS_WIDTH);
4155         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4156                                    SUMMARY_COL_LOCKED_WIDTH);
4157         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4158                                    SUMMARY_COL_MIME_WIDTH);
4159         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4160                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4161         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4162                                    prefs_common.summary_col_size[S_COL_FROM]);
4163         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4164                                    prefs_common.summary_col_size[S_COL_DATE]);
4165         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4166                                    prefs_common.summary_col_size[S_COL_SIZE]);
4167         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4168                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4169         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4170                                    prefs_common.summary_col_size[S_COL_SCORE]);
4171         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4172         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4173                                      GTK_CTREE_EXPANDER_SQUARE);
4174 #if 0
4175         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4176         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4177                                      GTK_CTREE_EXPANDER_TRIANGLE);
4178 #endif
4179         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4180         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4181
4182         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4183                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4184                                        GTK_CAN_FOCUS);
4185                 gtk_clist_set_column_visibility
4186                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4187         }
4188
4189         /* connect signal to the buttons for sorting */
4190 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4191         g_signal_connect \
4192                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4193                  "clicked", \
4194                  G_CALLBACK(func), \
4195                  summaryview)
4196
4197         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4198         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4199         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4200         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4201         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4202         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4203         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4204         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4205         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4206         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4207
4208 #undef CLIST_BUTTON_SIGNAL_CONNECT
4209
4210         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4211                          G_CALLBACK(summary_selected), summaryview);
4212         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4213                          G_CALLBACK(summary_button_pressed),
4214                          summaryview);
4215         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4216                          G_CALLBACK(summary_button_released),
4217                          summaryview);
4218         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4219                          G_CALLBACK(summary_key_pressed), summaryview);
4220         g_signal_connect(G_OBJECT(ctree), "resize_column",
4221                          G_CALLBACK(summary_col_resized), summaryview);
4222         g_signal_connect(G_OBJECT(ctree), "open_row",
4223                          G_CALLBACK(summary_open_row), summaryview);
4224
4225         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4226                                G_CALLBACK(summary_tree_expanded),
4227                                summaryview);
4228         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4229                                G_CALLBACK(summary_tree_collapsed),
4230                                summaryview);
4231
4232         g_signal_connect(G_OBJECT(ctree), "start_drag",
4233                          G_CALLBACK(summary_start_drag),
4234                          summaryview);
4235         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4236                          G_CALLBACK(summary_drag_data_get),
4237                          summaryview);
4238
4239         return ctree;
4240 }
4241
4242 void summary_set_column_order(SummaryView *summaryview)
4243 {
4244         GtkWidget *ctree;
4245         GtkWidget *scrolledwin = summaryview->scrolledwin;
4246         GtkWidget *pixmap;
4247         FolderItem *item;
4248         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4249         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4250
4251         item = summaryview->folder_item;
4252
4253         summary_clear_all(summaryview);
4254         gtk_widget_destroy(summaryview->ctree);
4255
4256         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4257         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4258         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4259                                     summaryview->col_pos[S_COL_MIME], pixmap);
4260         gtk_widget_show(pixmap);
4261         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4262                                             GTK_CLIST(ctree)->hadjustment);
4263         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4264                                             GTK_CLIST(ctree)->vadjustment);
4265         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4266         gtk_widget_show(ctree);
4267
4268         summary_show(summaryview, item);
4269
4270         summary_select_by_msgnum(summaryview, selected_msgnum);
4271         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4272         if (!summaryview->displayed)
4273                 messageview_clear(summaryview->messageview);
4274         else
4275                 summary_redisplay_msg(summaryview);
4276 }
4277
4278
4279 /* callback functions */
4280
4281 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4282                                    SummaryView *summaryview)
4283 {
4284         if (event)
4285                 summary_toggle_view(summaryview);
4286         return TRUE;
4287 }
4288
4289 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4290                                        SummaryView *summaryview)
4291 {
4292         if (!event) return FALSE;
4293
4294         if (event->button == 3) {
4295                 summaryview->display_msg = TRUE;
4296                 /* right clicked */
4297                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4298                                NULL, NULL, event->button, event->time);
4299         } else if (event->button == 2) {
4300                 summaryview->display_msg = TRUE;
4301         } else if (event->button == 1) {
4302                 if (!prefs_common.emulate_emacs &&
4303                     messageview_is_visible(summaryview->messageview))
4304                         summaryview->display_msg = TRUE;
4305         }
4306
4307         return FALSE;
4308 }
4309
4310 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4311                                         SummaryView *summaryview)
4312 {
4313         return FALSE;
4314 }
4315
4316 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4317 {
4318         summary_key_pressed(summaryview->ctree, event, summaryview);
4319 }
4320
4321 #define BREAK_ON_MODIFIER_KEY() \
4322         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4323
4324 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4325                                 SummaryView *summaryview)
4326 {
4327         GtkCTree *ctree = GTK_CTREE(widget);
4328         GtkCTreeNode *node;
4329         MessageView *messageview;
4330         TextView *textview;
4331         GtkAdjustment *adj;
4332
4333         if (summary_is_locked(summaryview)) return TRUE;
4334         if (!event) return TRUE;
4335
4336         switch (event->keyval) {
4337         case GDK_Left:          /* Move focus */
4338                 adj = gtk_scrolled_window_get_hadjustment
4339                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4340                 if (adj->lower != adj->value)
4341                         break;
4342                 /* FALLTHROUGH */
4343         case GDK_Escape:
4344                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4345                 return TRUE;
4346         case GDK_Up:
4347         case GDK_Down:
4348                 if ((node = summaryview->selected) != NULL) {
4349                         GtkCTreeNode *next = NULL;
4350                         next = (event->keyval == GDK_Down)
4351                                         ? gtkut_ctree_node_next(ctree, node)
4352                                         : gtkut_ctree_node_prev(ctree, node);
4353                         if (next) {
4354                                 gtk_sctree_select_with_state
4355                                         (GTK_SCTREE(ctree), next, event->state);
4356
4357                                 /* Deprecated - what are the non-deprecated equivalents? */
4358                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4359                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4360
4361                                 return TRUE;
4362                         }
4363                 }
4364                 break;
4365         default:
4366                 break;
4367         }
4368
4369         if (!summaryview->selected) {
4370                 node = gtk_ctree_node_nth(ctree, 0);
4371                 if (node)
4372                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4373                 else
4374                         return TRUE;
4375         }
4376
4377         messageview = summaryview->messageview;
4378         textview = messageview->mimeview->textview;
4379
4380         switch (event->keyval) {
4381         case GDK_space:         /* Page down or go to the next */
4382                 if (event->state & GDK_SHIFT_MASK)
4383                         textview_scroll_page(textview, TRUE);
4384                 else {
4385                         if (summaryview->displayed != summaryview->selected) {
4386                                 summary_display_msg(summaryview,
4387                                                     summaryview->selected);
4388                                 break;
4389                         }
4390                         if (!textview_scroll_page(textview, FALSE))
4391                                 summary_select_next_unread(summaryview);
4392                 }
4393                 break;
4394         case GDK_BackSpace:     /* Page up */
4395                 textview_scroll_page(textview, TRUE);
4396                 break;
4397         case GDK_Return:        /* Scroll up/down one line */
4398                 if (summaryview->displayed != summaryview->selected) {
4399                         summary_display_msg(summaryview,
4400                                             summaryview->selected);
4401                         break;
4402                 }
4403                 textview_scroll_one_line
4404                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4405                 break;
4406         case GDK_Delete:
4407                 BREAK_ON_MODIFIER_KEY();
4408                 summary_delete(summaryview);
4409                 break;
4410         default:
4411                 break;
4412         }
4413         return TRUE;
4414 }
4415
4416 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4417 {
4418         SummaryView *summaryview = data;
4419         FolderItemUpdateData source;
4420
4421         summary_show(summaryview, summaryview->folder_item);
4422
4423         source.item = summaryview->folder_item;
4424         source.update_flags = F_ITEM_UPDATE_ICON;
4425         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
4426
4427 }
4428
4429 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4430 {
4431         SummaryView *summaryview = (SummaryView *)data;
4432
4433         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4434                 prefs_common.show_searchbar = TRUE;
4435                 quicksearch_show(summaryview->quicksearch);
4436         } else {
4437                 prefs_common.show_searchbar = FALSE;
4438                 quicksearch_hide(summaryview->quicksearch);
4439         }
4440 }
4441
4442 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4443 {
4444         if (summaryview->folder_item->stype == F_OUTBOX ||
4445             summaryview->folder_item->stype == F_DRAFT  ||
4446             summaryview->folder_item->stype == F_QUEUE)
4447                 summary_reedit(summaryview);
4448         else
4449                 summary_open_msg(summaryview);
4450
4451         summaryview->display_msg = FALSE;
4452 }
4453
4454 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4455                                   SummaryView *summaryview)
4456 {
4457         summary_set_row_marks(summaryview, node);
4458 }
4459
4460 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4461                                    SummaryView *summaryview)
4462 {
4463         summary_set_row_marks(summaryview, node);
4464 }
4465
4466 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4467                              gint column, SummaryView *summaryview)
4468 {
4469         MsgInfo *msginfo;
4470
4471         summary_status_show(summaryview);
4472
4473         if (GTK_CLIST(ctree)->selection &&
4474             GTK_CLIST(ctree)->selection->next) {
4475                 summaryview->display_msg = FALSE;
4476                 summary_set_menu_sensitive(summaryview);
4477                 toolbar_main_set_sensitive(summaryview->mainwin);
4478                 return;
4479         }
4480
4481         summaryview->selected = row;
4482
4483         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4484         g_return_if_fail(msginfo != NULL);
4485
4486         switch (column < 0 ? column : summaryview->col_state[column].type) {
4487         case S_COL_MARK:
4488                 if (!MSG_IS_DELETED(msginfo->flags) &&
4489                     !MSG_IS_MOVE(msginfo->flags) &&
4490                     !MSG_IS_COPY(msginfo->flags)) {
4491                         if (MSG_IS_MARKED(msginfo->flags)) {
4492                                 summary_unmark_row(summaryview, row);
4493                         } else {
4494                                 summary_mark_row(summaryview, row);
4495                         }
4496                 }
4497                 break;
4498         case S_COL_STATUS:
4499                 if (MSG_IS_UNREAD(msginfo->flags)) {
4500                         summary_mark_row_as_read(summaryview, row);
4501                         summary_status_show(summaryview);
4502                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4503                          !MSG_IS_FORWARDED(msginfo->flags)) {
4504                         summary_mark_row_as_unread(summaryview, row);
4505                         summary_status_show(summaryview);
4506                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4507                         summary_find_answers(summaryview, msginfo);
4508                         return;
4509                 }
4510                 break;
4511         case S_COL_LOCKED:
4512                 if (MSG_IS_LOCKED(msginfo->flags)) {
4513                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4514                         summary_set_row_marks(summaryview, row);
4515                 }
4516                 else
4517                         summary_lock_row(summaryview, row);
4518                 break;
4519         default:
4520                 break;
4521         }
4522
4523         if (summaryview->display_msg ||
4524             (prefs_common.always_show_msg &&
4525              messageview_is_visible(summaryview->messageview))) {
4526                 summaryview->display_msg = FALSE;
4527                 if (summaryview->displayed != row) {
4528                         summary_display_msg(summaryview, row);
4529                         return;
4530                 }
4531         }
4532
4533         summary_set_menu_sensitive(summaryview);
4534         toolbar_main_set_sensitive(summaryview->mainwin);
4535 }
4536
4537 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4538                                 SummaryView *summaryview)
4539 {
4540         SummaryColumnType type = summaryview->col_state[column].type;
4541
4542         prefs_common.summary_col_size[type] = width;
4543 }
4544
4545
4546 /*
4547  * \brief get List of msginfo selected in SummaryView
4548  *
4549  * \param summaryview
4550  *
4551  * \return GSList holding MsgInfo
4552  */
4553 GSList *summary_get_selection(SummaryView *summaryview)
4554 {
4555         GList *sel = NULL;
4556         GSList *msginfo_list = NULL;
4557
4558         g_return_val_if_fail(summaryview != NULL, NULL);
4559
4560         sel = GTK_CLIST(summaryview->ctree)->selection;
4561
4562         g_return_val_if_fail(sel != NULL, NULL);
4563
4564         for ( ; sel != NULL; sel = sel->next)
4565                 msginfo_list =
4566                         g_slist_append(msginfo_list,
4567                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4568                                                                    GTK_CTREE_NODE(sel->data)));
4569         return msginfo_list;
4570 }
4571
4572 static void summary_reply_cb(SummaryView *summaryview, guint action,
4573                              GtkWidget *widget)
4574 {
4575         MessageView *msgview = (MessageView*)summaryview->messageview;
4576         GSList *msginfo_list;
4577         gchar *body;
4578
4579         g_return_if_fail(msgview != NULL);
4580
4581         msginfo_list = summary_get_selection(summaryview);
4582         g_return_if_fail(msginfo_list != NULL);
4583
4584         body = messageview_get_selection(msgview);
4585
4586         compose_reply_mode((ComposeMode)action, msginfo_list, body);
4587         g_free(body);
4588         g_slist_free(msginfo_list);
4589 }
4590
4591 static void summary_show_all_header_cb(SummaryView *summaryview,
4592                                        guint action, GtkWidget *widget)
4593 {
4594         summary_display_msg_selected(summaryview,
4595                                      GTK_CHECK_MENU_ITEM(widget)->active);
4596 }
4597
4598 static void summary_add_address_cb(SummaryView *summaryview,
4599                                    guint action, GtkWidget *widget)
4600 {
4601         summary_add_address(summaryview);
4602 }
4603
4604 static void summary_create_filter_cb(SummaryView *summaryview,
4605                                      guint action, GtkWidget *widget)
4606 {
4607         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4608 }
4609
4610 static void summary_create_processing_cb(SummaryView *summaryview,
4611                                          guint action, GtkWidget *widget)
4612 {
4613         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4614 }
4615
4616 static void summary_sort_by_column_click(SummaryView *summaryview,
4617                                          FolderSortKey sort_key)
4618 {
4619         if (summaryview->sort_key == sort_key)
4620                 summary_sort(summaryview, sort_key,
4621                              summaryview->sort_type == SORT_ASCENDING
4622                              ? SORT_DESCENDING : SORT_ASCENDING);
4623         else
4624                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4625 }
4626
4627 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4628 {
4629         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4630 }
4631
4632 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4633 {
4634         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4635 }
4636
4637 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4638 {
4639         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4640 }
4641
4642 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4643 {
4644         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4645 }
4646
4647 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4648 {
4649         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4650 }
4651
4652 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4653 {
4654         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4655 }
4656
4657 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4658 {
4659         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4660 }
4661
4662 static void summary_subject_clicked(GtkWidget *button,
4663                                     SummaryView *summaryview)
4664 {
4665         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4666 }
4667
4668 static void summary_score_clicked(GtkWidget *button,
4669                                   SummaryView *summaryview)
4670 {
4671         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4672 }
4673
4674 static void summary_locked_clicked(GtkWidget *button,
4675                                    SummaryView *summaryview)
4676 {
4677         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4678 }
4679
4680 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4681                                SummaryView *summaryview)
4682 {
4683         GdkDragContext *context;
4684
4685         g_return_if_fail(summaryview != NULL);
4686         g_return_if_fail(summaryview->folder_item != NULL);
4687         g_return_if_fail(summaryview->folder_item->folder != NULL);
4688         if (summaryview->selected == NULL) return;
4689
4690         context = gtk_drag_begin(widget, summaryview->target_list,
4691                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4692         gtk_drag_set_icon_default(context);
4693 }
4694
4695 static void summary_drag_data_get(GtkWidget        *widget,
4696                                   GdkDragContext   *drag_context,
4697                                   GtkSelectionData *selection_data,
4698                                   guint             info,
4699                                   guint             time,
4700                                   SummaryView      *summaryview)
4701 {
4702         if (info == TARGET_MAIL_URI_LIST) {
4703                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4704                 GList *cur;
4705                 MsgInfo *msginfo;
4706                 gchar *mail_list = NULL, *tmp1, *tmp2;
4707
4708                 for (cur = GTK_CLIST(ctree)->selection;
4709                      cur != NULL; cur = cur->next) {
4710                         msginfo = gtk_ctree_node_get_row_data
4711                                 (ctree, GTK_CTREE_NODE(cur->data));
4712                         tmp2 = procmsg_get_message_file(msginfo);
4713                         if (!tmp2) continue;
4714                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4715                         g_free(tmp2);
4716
4717                         if (!mail_list) {
4718                                 mail_list = tmp1;
4719                         } else {
4720                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4721                                 g_free(mail_list);
4722                                 g_free(tmp1);
4723                                 mail_list = tmp2;
4724                         }
4725                 }
4726
4727                 if (mail_list != NULL) {
4728                         gtk_selection_data_set(selection_data,
4729                                                selection_data->target, 8,
4730                                                mail_list, strlen(mail_list));
4731                         g_free(mail_list);
4732                 }
4733         } else if (info == TARGET_DUMMY) {
4734                 if (GTK_CLIST(summaryview->ctree)->selection)
4735                         gtk_selection_data_set(selection_data,
4736                                                selection_data->target, 8,
4737                                                "Dummy", 6);
4738         }
4739 }
4740
4741
4742 /* custom compare functions for sorting */
4743
4744 #define CMP_FUNC_DEF(func_name, val)                                     \
4745 static gint func_name(GtkCList *clist,                                   \
4746                       gconstpointer ptr1, gconstpointer ptr2)            \
4747 {                                                                        \
4748         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4749         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4750                                                                          \
4751         if (!msginfo1 || !msginfo2)                                      \
4752                 return -1;                                               \
4753                                                                          \
4754         return (val);                                                    \
4755 }
4756
4757 CMP_FUNC_DEF(summary_cmp_by_mark,
4758              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4759 CMP_FUNC_DEF(summary_cmp_by_status,
4760              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4761 CMP_FUNC_DEF(summary_cmp_by_mime,
4762              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4763 CMP_FUNC_DEF(summary_cmp_by_label,
4764              MSG_GET_COLORLABEL(msginfo1->flags) -
4765              MSG_GET_COLORLABEL(msginfo2->flags))
4766 CMP_FUNC_DEF(summary_cmp_by_locked,
4767              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4768
4769 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4770 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4771 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4772
4773 #undef CMP_FUNC_DEF
4774 #define CMP_FUNC_DEF(func_name, var_name)                                \
4775 static gint func_name(GtkCList *clist,                                   \
4776                       gconstpointer ptr1, gconstpointer ptr2)            \
4777 {                                                                        \
4778         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4779         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4780                                                                          \
4781         if (!msginfo1->var_name)                                         \
4782                 return (msginfo2->var_name != NULL);                     \
4783         if (!msginfo2->var_name)                                         \
4784                 return -1;                                               \
4785                                                                          \
4786         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
4787 }
4788
4789 CMP_FUNC_DEF(summary_cmp_by_to, to);
4790
4791 #undef CMP_FUNC_DEF
4792
4793 static gint summary_cmp_by_subject(GtkCList *clist,
4794                                    gconstpointer ptr1,
4795                                    gconstpointer ptr2)
4796 {
4797         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4798         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4799
4800         if (!msginfo1->subject)
4801                 return (msginfo2->subject != NULL);
4802         if (!msginfo2->subject)
4803                 return -1;
4804
4805         return subject_compare_for_sort
4806                 (msginfo1->subject, msginfo2->subject);
4807 }
4808
4809 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4810                                 gconstpointer ptr2)
4811 {
4812         const gchar *str1, *str2;
4813         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4814         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4815         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4816
4817         g_return_val_if_fail(sv, -1);
4818
4819         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4820         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4821
4822         if (!str1)
4823                 return str2 != NULL;
4824
4825         if (!str2)
4826                 return -1;
4827
4828         return strcasecmp(str1, str2);
4829 }
4830
4831 static gint summary_cmp_by_simplified_subject
4832         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4833 {
4834         const FolderItemPrefs *prefs;
4835         const gchar *str1, *str2;
4836         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4837         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4838         const MsgInfo *msginfo1 = r1->data;
4839         const MsgInfo *msginfo2 = r2->data;
4840         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4841
4842         g_return_val_if_fail(sv, -1);
4843         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4844
4845         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4846         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4847
4848         if (!str1)
4849                 return str2 != NULL;
4850
4851         if (!str2)
4852                 return -1;
4853
4854         prefs = msginfo1->folder->prefs;
4855         if (!prefs)
4856                 prefs = msginfo2->folder->prefs;
4857         if (!prefs)
4858                 return -1;
4859
4860         return subject_compare_for_sort(str1, str2);
4861 }
4862
4863 static gint summary_cmp_by_score(GtkCList *clist,
4864                                  gconstpointer ptr1, gconstpointer ptr2)
4865 {
4866         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4867         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4868         int diff;
4869
4870         /* if score are equal, sort by date */
4871
4872         diff = msginfo1->threadscore - msginfo2->threadscore;
4873         if (diff != 0)
4874                 return diff;
4875         else
4876                 return summary_cmp_by_date(clist, ptr1, ptr2);
4877 }
4878
4879 static void news_flag_crosspost(MsgInfo *msginfo)
4880 {
4881         GString *line;
4882         gpointer key;
4883         gpointer value;
4884         Folder *mff;
4885
4886         g_return_if_fail(msginfo != NULL);
4887         g_return_if_fail(msginfo->folder != NULL);
4888         g_return_if_fail(msginfo->folder->folder != NULL);
4889         mff = msginfo->folder->folder;
4890         g_return_if_fail(mff->klass->type == F_NEWS);
4891
4892         if (mff->account->mark_crosspost_read) {
4893                 line = g_string_sized_new(128);
4894                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4895                 debug_print("nfcp: checking <%s>", line->str);
4896                 if (mff->newsart &&
4897                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4898                         debug_print(" <%s>", (gchar *)value);
4899                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4900                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4901                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4902                         }
4903                         g_hash_table_remove(mff->newsart, key);
4904                         g_free(key);
4905                 }
4906                 g_string_free(line, TRUE);
4907                 debug_print("\n");
4908         }
4909 }
4910
4911 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4912 {
4913         SummaryView *summaryview = (SummaryView *) data;
4914         MsgInfo *msginfo;
4915
4916         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4917
4918         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4919                 summaryview->unreadmarked--;
4920
4921         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4922         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4923
4924         summary_set_row_marks(summaryview, row);
4925         debug_print("Message %d is marked as ignore thread\n",
4926             msginfo->msgnum);
4927 }
4928
4929 static void summary_ignore_thread(SummaryView *summaryview)
4930 {
4931         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4932         GList *cur;
4933
4934         folder_item_update_freeze();
4935
4936         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4937                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4938                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
4939                                         summaryview);
4940
4941         folder_item_update_thaw();
4942
4943         summary_status_show(summaryview);
4944 }
4945
4946 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4947 {
4948         SummaryView *summaryview = (SummaryView *) data;
4949         MsgInfo *msginfo;
4950
4951         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4952
4953         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4954                 summaryview->unreadmarked++;
4955
4956         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
4957
4958         summary_set_row_marks(summaryview, row);
4959         debug_print("Message %d is marked as unignore thread\n",
4960             msginfo->msgnum);
4961 }
4962
4963 static void summary_unignore_thread(SummaryView *summaryview)
4964 {
4965         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4966         GList *cur;
4967
4968         folder_item_update_freeze();
4969
4970         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4971                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4972                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
4973                                         summaryview);
4974
4975         folder_item_update_thaw();
4976
4977         summary_status_show(summaryview);
4978 }
4979
4980 static void summary_check_ignore_thread_func
4981                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4982 {
4983         MsgInfo *msginfo;
4984         gint *found_ignore = (gint *) data;
4985
4986         if (*found_ignore) return;
4987         else {
4988                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
4989                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
4990         }
4991 }
4992
4993 void summary_toggle_ignore_thread(SummaryView *summaryview)
4994 {
4995         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4996         GList *cur;
4997         gint found_ignore = 0;
4998
4999         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
5000                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5001                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5002                                         &found_ignore);
5003
5004         if (found_ignore)
5005                 summary_unignore_thread(summaryview);
5006         else
5007                 summary_ignore_thread(summaryview);
5008 }
5009
5010 #if 0 /* OLD PROCESSING */
5011 static gboolean processing_apply_func(GNode *node, gpointer data)
5012 {
5013         FolderItem *item;
5014         GSList * processing;
5015         SummaryView * summaryview = (SummaryView *) data;
5016
5017         if (node == NULL)
5018                 return FALSE;
5019
5020         item = node->data;
5021         /* prevent from the warning */
5022         if (item->path == NULL)
5023                 return FALSE;
5024         processing = item->prefs->processing;
5025
5026
5027         if (processing != NULL) {
5028                 gchar * buf;
5029                 GSList * mlist;
5030                 GSList * cur;
5031
5032                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5033                 debug_print(buf);
5034                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5035                 g_free(buf);
5036
5037 /*
5038                 mlist = item->folder->get_msg_list(item->folder, item,
5039                                                    TRUE);
5040 */
5041                 mlist = folder_item_get_msg_list(item);
5042                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5043                         MsgInfo * msginfo;
5044
5045                         msginfo = (MsgInfo *) cur->data;
5046                         filter_message_by_msginfo(processing, msginfo, NULL);
5047                         procmsg_msginfo_free(msginfo);
5048                 }
5049
5050                 g_slist_free(mlist);
5051
5052                 STATUSBAR_POP(summaryview->mainwin);
5053         }
5054
5055
5056         return FALSE;
5057 }
5058
5059 void processing_apply(SummaryView * summaryview)
5060 {
5061         GList * cur;
5062
5063         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5064                 Folder *folder;
5065
5066                 folder = (Folder *) cur->data;
5067                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5068                                 processing_apply_func, summaryview);
5069         }
5070 }
5071 #endif
5072
5073 void summary_toggle_show_read_messages(SummaryView *summaryview)
5074 {
5075         if (summaryview->folder_item->hide_read_msgs)
5076                 summaryview->folder_item->hide_read_msgs = 0;
5077         else
5078                 summaryview->folder_item->hide_read_msgs = 1;
5079         summary_show(summaryview, summaryview->folder_item);
5080 }
5081
5082 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5083                                              guint action)
5084 {
5085         GtkWidget *widget;
5086
5087         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5088                                            "/View/Hide read messages");
5089         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5090                           GINT_TO_POINTER(1));
5091         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5092         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5093                           GINT_TO_POINTER(0));
5094 }
5095
5096 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5097 {
5098         GtkWidget *ctree = summaryview->ctree;
5099         GtkWidget *pixmap;
5100
5101         gtk_widget_destroy(summaryview->folder_pixmap);
5102
5103         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5104         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5105         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5106         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5107         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5108         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5109         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5110         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5111         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5112         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5113         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5114         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5115
5116         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5117         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5118         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5119         gtk_widget_show(pixmap);
5120         summaryview->folder_pixmap = pixmap;
5121
5122         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5123         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5124                               summaryview->quick_search_pixmap);
5125         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5126         gtk_widget_show(pixmap);
5127         summaryview->quick_search_pixmap = pixmap;
5128
5129         folderview_unselect(summaryview->folderview);
5130         folderview_select(summaryview->folderview, summaryview->folder_item);
5131         summary_set_column_titles(summaryview);
5132 }
5133
5134 /*
5135  * Harvest addresses for selected messages in summary view.
5136  */
5137 void summary_harvest_address(SummaryView *summaryview)
5138 {
5139         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5140         GList *cur;
5141         GList *msgList;
5142         MsgInfo *msginfo;
5143
5144         msgList = NULL;
5145         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5146                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5147                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5148         }
5149         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5150         g_list_free( msgList );
5151 }
5152
5153 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5154 {
5155         int err;
5156         gchar buf[BUFFSIZE];
5157         regex_t *preg = NULL;
5158
5159         preg = g_new0(regex_t, 1);
5160
5161         err = string_match_precompile(simplify_subject_regexp,
5162                                       preg, REG_EXTENDED);
5163         if (err) {
5164                 regerror(err, preg, buf, BUFFSIZE);
5165                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5166                 g_free(preg);
5167                 preg = NULL;
5168         }
5169
5170         return preg;
5171 }
5172
5173 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5174 {
5175         g_return_if_fail(summaryview != NULL);
5176         g_return_if_fail(item != NULL);
5177
5178         /* Subject simplification */
5179         if(summaryview->simplify_subject_preg) {
5180                 regfree(summaryview->simplify_subject_preg);
5181                 g_free(summaryview->simplify_subject_preg);
5182                 summaryview->simplify_subject_preg = NULL;
5183         }
5184         if(item->prefs && item->prefs->simplify_subject_regexp &&
5185            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5186                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5187
5188         /* Sorting */
5189         summaryview->sort_key = item->sort_key;
5190         summaryview->sort_type = item->sort_type;
5191
5192         /* Threading */
5193         summaryview->threaded = item->threaded;
5194         summaryview->thread_collapsed = item->thread_collapsed;
5195
5196         /* Scoring */
5197 #if 0
5198         if (global_scoring || item->prefs->scoring) {
5199                 summaryview->important_score = prefs_common.important_score;
5200                 if (item->prefs->important_score >
5201                     summaryview->important_score)
5202                         summaryview->important_score =
5203                                 item->prefs->important_score;
5204         }
5205 #endif
5206 }
5207
5208 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5209 {
5210         /* Sorting */
5211         item->sort_key = summaryview->sort_key;
5212         item->sort_type = summaryview->sort_type;
5213
5214         /* Threading */
5215         item->threaded = summaryview->threaded;
5216         item->thread_collapsed = summaryview->thread_collapsed;
5217 }
5218
5219 static gboolean summary_update_msg(gpointer source, gpointer data)
5220 {
5221         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5222         SummaryView *summaryview = (SummaryView *)data;
5223         GtkCTreeNode *node;
5224
5225         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5226         g_return_val_if_fail(summaryview != NULL, FALSE);
5227
5228         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5229                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5230
5231                 if (node)
5232                         summary_set_row_marks(summaryview, node);
5233         }
5234
5235         return FALSE;
5236 }
5237
5238 /*!
5239  *\brief        change summaryview to display your answer(s) to a message
5240  *
5241  *\param        summaryview The SummaryView ;)
5242  *\param        msginfo The message for which answers are searched
5243  *
5244  */
5245 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5246 {
5247         FolderItem *sent_folder = NULL;
5248         PrefsAccount *account = NULL;
5249         GtkCTreeNode *node = NULL;
5250         char *buf = NULL;
5251         if (msg == NULL || msg->msgid == NULL)
5252                 return;
5253
5254         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5255         if (account == NULL)
5256                 return;
5257         sent_folder = account_get_special_folder
5258                                 (account, F_OUTBOX);
5259
5260         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5261
5262         if (sent_folder != summaryview->folder_item) {
5263                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5264         }
5265
5266         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5267
5268         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5269         g_free(buf);
5270
5271         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5272         if (node)
5273                 summary_select_node(summaryview, node, TRUE, TRUE);
5274 }