src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkscrolledwindow.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkpixmap.h>
  27 #include <gtk/gtkctree.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtktext.h>
  31 #include <gtk/gtkmenu.h>
  32 #include <gtk/gtkmenuitem.h>
  33 #include <gtk/gtkitemfactory.h>
  34 #include <gtk/gtkvbox.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkwindow.h>
  37 #include <gtk/gtkstyle.h>
  38 #include <gtk/gtkarrow.h>
  39 #include <gtk/gtkeventbox.h>
  40 #include <gtk/gtkstatusbar.h>
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45 #include <string.h>
  46 #include <ctype.h>
  47
  48 #include "intl.h"
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mainwindow.h"
  52 #include "folderview.h"
  53 #include "summaryview.h"
  54 #include "messageview.h"
  55 #include "foldersel.h"
  56 #include "procmsg.h"
  57 #include "procheader.h"
  58 #include "sourcewindow.h"
  59 #include "prefs_common.h"
  60 #include "prefs_summary_column.h"
  61 #include "prefs_filtering.h"
  62 #include "account.h"
  63 #include "compose.h"
  64 #include "utils.h"
  65 #include "gtkutils.h"
  66 #include "stock_pixmap.h"
  67 #include "filesel.h"
  68 #include "alertpanel.h"
  69 #include "inputdialog.h"
  70 #include "statusbar.h"
  71 #include "folder.h"
  72 #include "colorlabel.h"
  73 #include "inc.h"
  74 #include "imap.h"
  75 #include "addressbook.h"
  76 #include "addr_compl.h"
  77 #include "folder_item_prefs.h"
  78 #include "filtering.h"
  79 #include "string_match.h"
  80 #include "toolbar.h"
  81 #include "news.h"
  82 #include "hooks.h"
  83 #include "description_window.h"
  84 #include "folderutils.h"
  85 #include "quicksearch.h"
  86 #include "partial_download.h"
  87
  88 #define SUMMARY_COL_MARK_WIDTH          10
  89 #define SUMMARY_COL_STATUS_WIDTH        13
  90 #define SUMMARY_COL_LOCKED_WIDTH        13
  91 #define SUMMARY_COL_MIME_WIDTH          11
  92
  93
  94 static GtkStyle *bold_style;
  95 static GtkStyle *bold_marked_style;
  96 static GtkStyle *bold_deleted_style;
  97 static GtkStyle *small_style;
  98 static GtkStyle *small_marked_style;
  99 static GtkStyle *small_deleted_style;
 100
 101 static GdkPixmap *markxpm;
 102 static GdkBitmap *markxpmmask;
 103 static GdkPixmap *deletedxpm;
 104 static GdkBitmap *deletedxpmmask;
 105
 106 static GdkPixmap *newxpm;
 107 static GdkBitmap *newxpmmask;
 108 static GdkPixmap *unreadxpm;
 109 static GdkBitmap *unreadxpmmask;
 110 static GdkPixmap *repliedxpm;
 111 static GdkBitmap *repliedxpmmask;
 112 static GdkPixmap *forwardedxpm;
 113 static GdkBitmap *forwardedxpmmask;
 114 static GdkPixmap *ignorethreadxpm;
 115 static GdkBitmap *ignorethreadxpmmask;
 116 static GdkPixmap *lockedxpm;
 117 static GdkBitmap *lockedxpmmask;
 118
 119 static GdkPixmap *clipxpm;
 120 static GdkBitmap *clipxpmmask;
 121 static GdkPixmap *keyxpm;
 122 static GdkBitmap *keyxpmmask;
 123 static GdkPixmap *clipkeyxpm;
 124 static GdkBitmap *clipkeyxpmmask;
 125 static GdkPixmap *gpgsignedxpm;
 126 static GdkBitmap *gpgsignedxpmmask;
 127
 128 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 129                                          GtkCTreeNode           *node,
 130                                          gpointer                data);
 131 static void summary_set_marks_func      (GtkCTree               *ctree,
 132                                          GtkCTreeNode           *node,
 133                                          gpointer                data);
 134
 135 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 136
 137 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 138                                              guint action);
 139
 140 static guint summary_get_msgnum         (SummaryView            *summaryview,
 141                                          GtkCTreeNode           *node);
 142
 143 static GtkCTreeNode *summary_find_prev_msg
 144                                         (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *current_node);
 146 static GtkCTreeNode *summary_find_next_msg
 147                                         (SummaryView            *summaryview,
 148                                          GtkCTreeNode           *current_node);
 149
 150 static GtkCTreeNode *summary_find_prev_flagged_msg
 151                                         (SummaryView    *summaryview,
 152                                          GtkCTreeNode   *current_node,
 153                                          MsgPermFlags    flags,
 154                                          gboolean        start_from_prev);
 155 static GtkCTreeNode *summary_find_next_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_next);
 160
 161 static GtkCTreeNode *summary_find_msg_by_msgnum
 162                                         (SummaryView            *summaryview,
 163                                          guint                   msgnum);
 164
 165 static void summary_update_status       (SummaryView            *summaryview);
 166
 167 /* display functions */
 168 static void summary_status_show         (SummaryView            *summaryview);
 169 static void summary_set_column_titles   (SummaryView            *summaryview);
 170 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 171                                          GSList                 *mlist);
 172 static void summary_set_header          (SummaryView            *summaryview,
 173                                          gchar                  *text[],
 174                                          MsgInfo                *msginfo);
 175 static void summary_display_msg         (SummaryView            *summaryview,
 176                                          GtkCTreeNode           *row);
 177 static void summary_display_msg_full    (SummaryView            *summaryview,
 178                                          GtkCTreeNode           *row,
 179                                          gboolean                new_window,
 180                                          gboolean                all_headers);
 181 static void summary_set_row_marks       (SummaryView            *summaryview,
 182                                          GtkCTreeNode           *row);
 183
 184 /* message handling */
 185 static void summary_mark_row            (SummaryView            *summaryview,
 186                                          GtkCTreeNode           *row);
 187 static void summary_lock_row            (SummaryView            *summaryview,
 188                                          GtkCTreeNode           *row);
 189 static void summary_unlock_row          (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_delete_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_unmark_row          (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row);
 199 static void summary_move_row_to         (SummaryView            *summaryview,
 200                                          GtkCTreeNode           *row,
 201                                          FolderItem             *to_folder);
 202 static void summary_copy_row_to         (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row,
 204                                          FolderItem             *to_folder);
 205
 206 static void summary_execute_move        (SummaryView            *summaryview);
 207 static void summary_execute_move_func   (GtkCTree               *ctree,
 208                                          GtkCTreeNode           *node,
 209                                          gpointer                data);
 210 static void summary_execute_copy        (SummaryView            *summaryview);
 211 static void summary_execute_copy_func   (GtkCTree               *ctree,
 212                                          GtkCTreeNode           *node,
 213                                          gpointer                data);
 214 static void summary_execute_delete      (SummaryView            *summaryview);
 215 static void summary_execute_delete_func (GtkCTree               *ctree,
 216                                          GtkCTreeNode           *node,
 217                                          gpointer                data);
 218
 219 static void summary_thread_init         (SummaryView            *summaryview);
 220 static void summary_ignore_thread       (SummaryView            *summaryview);
 221 static void summary_unignore_thread     (SummaryView            *summaryview);
 222
 223 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 224 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 225                                                  GtkCTreeNode   *node,
 226                                                  gpointer        data);
 227
 228 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 229                               GSList * mlist);
 230
 231 #if 0
 232 void summary_processing(SummaryView *summaryview, GSList * mlist);
 233 #endif
 234 static void summary_filter_func         (GtkCTree               *ctree,
 235                                          GtkCTreeNode           *node,
 236                                          gpointer                data);
 237
 238 static void summary_colorlabel_menu_item_activate_cb
 239                                           (GtkWidget    *widget,
 240                                            gpointer      data);
 241 static void summary_colorlabel_menu_item_activate_item_cb
 242                                           (GtkMenuItem  *label_menu_item,
 243                                            gpointer      data);
 244 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 245
 246 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 247
 248 /* callback functions */
 249 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 250                                          GdkEventButton         *event,
 251                                          SummaryView            *summaryview);
 252 static void summary_button_pressed      (GtkWidget              *ctree,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static void summary_button_released     (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static gint summary_key_pressed         (GtkWidget              *ctree,
 259                                          GdkEventKey            *event,
 260                                          SummaryView            *summaryview);
 261 static void summary_open_row            (GtkSCTree              *sctree,
 262                                          SummaryView            *summaryview);
 263 static void summary_tree_expanded       (GtkCTree               *ctree,
 264                                          GtkCTreeNode           *node,
 265                                          SummaryView            *summaryview);
 266 static void summary_tree_collapsed      (GtkCTree               *ctree,
 267                                          GtkCTreeNode           *node,
 268                                          SummaryView            *summaryview);
 269 static void summary_selected            (GtkCTree               *ctree,
 270                                          GtkCTreeNode           *row,
 271                                          gint                    column,
 272                                          SummaryView            *summaryview);
 273 static void summary_col_resized         (GtkCList               *clist,
 274                                          gint                    column,
 275                                          gint                    width,
 276                                          SummaryView            *summaryview);
 277 static void summary_reply_cb            (SummaryView            *summaryview,
 278                                          guint                   action,
 279                                          GtkWidget              *widget);
 280 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 281                                          guint                   action,
 282                                          GtkWidget              *widget);
 283
 284 static void summary_add_address_cb      (SummaryView            *summaryview,
 285                                          guint                   action,
 286                                          GtkWidget              *widget);
 287 static void summary_create_filter_cb    (SummaryView            *summaryview,
 288                                          guint                   action,
 289                                          GtkWidget              *widget);
 290 static void summary_create_processing_cb(SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293
 294 static void summary_mark_clicked        (GtkWidget              *button,
 295                                          SummaryView            *summaryview);
 296 static void summary_status_clicked      (GtkWidget              *button,
 297                                          SummaryView            *summaryview);
 298 static void summary_mime_clicked        (GtkWidget              *button,
 299                                          SummaryView            *summaryview);
 300 static void summary_num_clicked         (GtkWidget              *button,
 301                                          SummaryView            *summaryview);
 302 static void summary_score_clicked       (GtkWidget *button,
 303                                          SummaryView *summaryview);
 304 static void summary_size_clicked        (GtkWidget              *button,
 305                                          SummaryView            *summaryview);
 306 static void summary_date_clicked        (GtkWidget              *button,
 307                                          SummaryView            *summaryview);
 308 static void summary_from_clicked        (GtkWidget              *button,
 309                                          SummaryView            *summaryview);
 310 static void summary_subject_clicked     (GtkWidget              *button,
 311                                          SummaryView            *summaryview);
 312 static void summary_score_clicked       (GtkWidget              *button,
 313                                          SummaryView            *summaryview);
 314 static void summary_locked_clicked      (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316
 317 static void summary_start_drag          (GtkWidget        *widget,
 318                                          int button,
 319                                          GdkEvent *event,
 320                                          SummaryView      *summaryview);
 321 static void summary_drag_data_get       (GtkWidget        *widget,
 322                                          GdkDragContext   *drag_context,
 323                                          GtkSelectionData *selection_data,
 324                                          guint             info,
 325                                          guint             time,
 326                                          SummaryView      *summaryview);
 327
 328 /* custom compare functions for sorting */
 329
 330 static gint summary_cmp_by_mark         (GtkCList               *clist,
 331                                          gconstpointer           ptr1,
 332                                          gconstpointer           ptr2);
 333 static gint summary_cmp_by_status       (GtkCList               *clist,
 334                                          gconstpointer           ptr1,
 335                                          gconstpointer           ptr2);
 336 static gint summary_cmp_by_mime         (GtkCList               *clist,
 337                                          gconstpointer           ptr1,
 338                                          gconstpointer           ptr2);
 339 static gint summary_cmp_by_num          (GtkCList               *clist,
 340                                          gconstpointer           ptr1,
 341                                          gconstpointer           ptr2);
 342 static gint summary_cmp_by_size         (GtkCList               *clist,
 343                                          gconstpointer           ptr1,
 344                                          gconstpointer           ptr2);
 345 static gint summary_cmp_by_date         (GtkCList               *clist,
 346                                          gconstpointer           ptr1,
 347                                          gconstpointer           ptr2);
 348 static gint summary_cmp_by_from         (GtkCList               *clist,
 349                                          gconstpointer           ptr1,
 350                                          gconstpointer           ptr2);
 351 static gint summary_cmp_by_simplified_subject
 352                                         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_score        (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_label        (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_to           (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_subject      (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_locked       (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370
 371 static void news_flag_crosspost         (MsgInfo *msginfo);
 372
 373 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 374                                          gpointer        data);
 375 static void tog_searchbar_cb            (GtkWidget      *w,
 376                                          gpointer        data);
 377
 378 static void summary_find_answers        (SummaryView    *summaryview,
 379                                          MsgInfo        *msg);
 380
 381 static gboolean summary_update_msg      (gpointer source, gpointer data);
 382
 383 GtkTargetEntry summary_drag_types[1] =
 384 {
 385         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 386 };
 387
 388 static GtkItemFactoryEntry summary_popup_entries[] =
 389 {
 390         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 391         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 392         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 393         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 394         {N_("/Repl_y to/mailing _list"),
 395                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 396         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 397         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 398         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 399         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 400         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 401         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 402         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 403         {N_("/_Delete"),                "<control>D", summary_delete,   0, NULL},
 404         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 407         {N_("/_Mark/_Mark"),            "<shift>asterisk", summary_mark,        0, NULL},
 408         {N_("/_Mark/_Unmark"),          "U", summary_unmark,    0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  "<shift>exclam", summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 416         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 417         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 418
 419         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 420         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 421         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 422         {N_("/Add sender to address boo_k"),
 423                                         NULL, summary_add_address_cb, 0, NULL},
 424         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 425         {N_("/Create f_ilter rule/_Automatically"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 427         {N_("/Create f_ilter rule/by _From"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 429         {N_("/Create f_ilter rule/by _To"),
 430                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 431         {N_("/Create f_ilter rule/by _Subject"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 433         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create processing rule/_Automatically"),
 435                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create processing rule/by _From"),
 437                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create processing rule/by _To"),
 439                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create processing rule/by _Subject"),
 441                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 443         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 444         {N_("/_View/Open in new _window"),
 445                                         "<control><alt>N", summary_open_msg,    0, NULL},
 446         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 447         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 448 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 449
 450 static const gchar *const col_label[N_SUMMARY_COLS] = {
 451         N_("M"),        /* S_COL_MARK    */
 452         N_("S"),        /* S_COL_STATUS  */
 453         "",             /* S_COL_MIME    */
 454         N_("Subject"),  /* S_COL_SUBJECT */
 455         N_("From"),     /* S_COL_FROM    */
 456         N_("Date"),     /* S_COL_DATE    */
 457         N_("Size"),     /* S_COL_SIZE    */
 458         N_("No."),      /* S_COL_NUMBER  */
 459         N_("Score"),    /* S_COL_SCORE   */
 460         N_("L")         /* S_COL_LOCKED  */
 461 };
 462
 463 SummaryView *summary_create(void)
 464 {
 465         SummaryView *summaryview;
 466         GtkWidget *vbox;
 467         GtkWidget *scrolledwin;
 468         GtkWidget *ctree;
 469         GtkWidget *hbox;
 470         GtkWidget *hbox_l;
 471         GtkWidget *statlabel_folder;
 472         GtkWidget *statlabel_select;
 473         GtkWidget *statlabel_msgs;
 474         GtkWidget *hbox_spc;
 475         GtkWidget *toggle_eventbox;
 476         GtkWidget *toggle_arrow;
 477         GtkWidget *popupmenu;
 478         GtkWidget *toggle_search;
 479         GtkTooltips *search_tip;
 480         GtkItemFactory *popupfactory;
 481         gint n_entries;
 482         QuickSearch *quicksearch;
 483
 484         debug_print("Creating summary view...\n");
 485         summaryview = g_new0(SummaryView, 1);
 486
 487 #define SUMMARY_VBOX_SPACING 3
 488         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 489
 490         /* create status label */
 491         hbox = gtk_hbox_new(FALSE, 0);
 492         gtk_widget_show(hbox);
 493
 494         search_tip = gtk_tooltips_new();
 495         toggle_search = gtk_toggle_button_new();
 496         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 497                                      prefs_common.show_searchbar);
 498         gtk_widget_show(toggle_search);
 499
 500         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 501                              toggle_search,
 502                              _("Toggle quick-search bar"), NULL);
 503
 504         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 505
 506         hbox_l = gtk_hbox_new(FALSE, 0);
 507         gtk_widget_show(hbox_l);
 508         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 509
 510         statlabel_folder = gtk_label_new("");
 511         gtk_widget_show(statlabel_folder);
 512         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 513         statlabel_select = gtk_label_new("");
 514         gtk_widget_show(statlabel_select);
 515         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 516
 517         /* toggle view button */
 518         toggle_eventbox = gtk_event_box_new();
 519         gtk_widget_show(toggle_eventbox);
 520         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 521         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 522         gtk_widget_show(toggle_arrow);
 523         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 524         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 525                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 526                            summaryview);
 527
 528
 529         statlabel_msgs = gtk_label_new("");
 530         gtk_widget_show(statlabel_msgs);
 531         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 532
 533         hbox_spc = gtk_hbox_new(FALSE, 0);
 534         gtk_widget_show(hbox_spc);
 535         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 536
 537         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 538         gtk_widget_show(scrolledwin);
 539         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 540                                        GTK_POLICY_AUTOMATIC,
 541                                        GTK_POLICY_ALWAYS);
 542         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 543         gtk_widget_set_usize(vbox,
 544                              prefs_common.summaryview_width,
 545                              prefs_common.summaryview_height);
 546
 547         ctree = summary_ctree_create(summaryview);
 548         gtk_widget_show(ctree);
 549
 550         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 551                                             GTK_CLIST(ctree)->hadjustment);
 552         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 553                                             GTK_CLIST(ctree)->vadjustment);
 554         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 555
 556         /* status label */
 557         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 558
 559         /* quick search */
 560         quicksearch = quicksearch_new();
 561         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 562         if (prefs_common.show_searchbar)
 563                 quicksearch_show(quicksearch);
 564         else
 565                 quicksearch_hide(quicksearch);
 566         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 567
 568         gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
 569                         GTK_SIGNAL_FUNC(tog_searchbar_cb), summaryview);
 570
 571         /* create popup menu */
 572         n_entries = sizeof(summary_popup_entries) /
 573                 sizeof(summary_popup_entries[0]);
 574         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 575                                       "<SummaryView>", &popupfactory,
 576                                       summaryview);
 577
 578         summaryview->vbox = vbox;
 579         summaryview->scrolledwin = scrolledwin;
 580         summaryview->ctree = ctree;
 581         summaryview->hbox = hbox;
 582         summaryview->hbox_l = hbox_l;
 583         summaryview->statlabel_folder = statlabel_folder;
 584         summaryview->statlabel_select = statlabel_select;
 585         summaryview->statlabel_msgs = statlabel_msgs;
 586         summaryview->toggle_eventbox = toggle_eventbox;
 587         summaryview->toggle_arrow = toggle_arrow;
 588         summaryview->toggle_search = toggle_search;
 589         summaryview->popupmenu = popupmenu;
 590         summaryview->popupfactory = popupfactory;
 591         summaryview->lock_count = 0;
 592         summaryview->msginfo_update_callback_id =
 593                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 594
 595         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 596
 597         summaryview->quicksearch = quicksearch;
 598
 599         /* CLAWS: need this to get the SummaryView * from
 600          * the CList */
 601         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 602
 603         gtk_widget_show(vbox);
 604
 605         return summaryview;
 606 }
 607
 608 void summary_init(SummaryView *summaryview)
 609 {
 610         static GdkFont *boldfont = NULL;
 611         static GdkFont *smallfont = NULL;
 612         GtkStyle *style;
 613         GtkWidget *pixmap;
 614
 615         gtk_widget_realize(summaryview->ctree);
 616         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 617                          &markxpm, &markxpmmask);
 618         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 619                          &deletedxpm, &deletedxpmmask);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 621                          &newxpm, &newxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 623                          &unreadxpm, &unreadxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 625                          &repliedxpm, &repliedxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 627                          &forwardedxpm, &forwardedxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 629                          &clipxpm, &clipxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 631                          &lockedxpm, &lockedxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 633                          &ignorethreadxpm, &ignorethreadxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 635                          &clipkeyxpm, &clipkeyxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 637                          &keyxpm, &keyxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 639                          &gpgsignedxpm, &gpgsignedxpmmask);
 640
 641         if (!bold_style) {
 642                 bold_style = gtk_style_copy
 643                         (gtk_widget_get_style(summaryview->ctree));
 644                 if (!boldfont)
 645                         boldfont = gtkut_font_load(BOLD_FONT);
 646                 if (boldfont)
 647                         bold_style->font = boldfont;
 648                 bold_marked_style = gtk_style_copy(bold_style);
 649                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 650                         summaryview->color_marked;
 651                 bold_deleted_style = gtk_style_copy(bold_style);
 652                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 653                         summaryview->color_dim;
 654         }
 655
 656         if (!small_style) {
 657                 small_style = gtk_style_copy
 658                         (gtk_widget_get_style(summaryview->ctree));
 659                 if (!smallfont)
 660                         smallfont = gtkut_font_load(SMALL_FONT);
 661                 if (smallfont)
 662                         small_style->font = smallfont;
 663                 small_marked_style = gtk_style_copy(small_style);
 664                 small_marked_style->fg[GTK_STATE_NORMAL] =
 665                         summaryview->color_marked;
 666                 small_deleted_style = gtk_style_copy(small_style);
 667                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 668                         summaryview->color_dim;
 669
 670                 gtk_widget_set_style(summaryview->ctree, small_style);
 671         }
 672
 673         style = gtk_style_copy(gtk_widget_get_style
 674                                 (summaryview->statlabel_folder));
 675         if (smallfont)
 676                 style->font = smallfont;
 677         gtk_widget_set_style(summaryview->statlabel_folder, style);
 678         gtk_widget_set_style(summaryview->statlabel_select, style);
 679         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 680
 681         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 682         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 683         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 684         gtk_widget_show(pixmap);
 685         summaryview->folder_pixmap = pixmap;
 686
 687         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 688         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 689         gtk_widget_show(pixmap);
 690         summaryview->quick_search_pixmap = pixmap;
 691
 692         /* Init summaryview prefs */
 693         summaryview->sort_key = SORT_BY_NONE;
 694         summaryview->sort_type = SORT_ASCENDING;
 695
 696         /* Init summaryview extra data */
 697         summaryview->simplify_subject_preg = NULL;
 698
 699         summary_clear_list(summaryview);
 700         summary_set_column_titles(summaryview);
 701         summary_colorlabel_menu_create(summaryview);
 702         summary_set_menu_sensitive(summaryview);
 703
 704 }
 705
 706 #if 0
 707 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 708                                                  GtkCTreeNode *current_node)
 709 {
 710         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 711         GtkCTreeNode *node;
 712         MsgInfo *msginfo;
 713         gint best_score = MIN_SCORE;
 714         GtkCTreeNode *best_node = NULL;
 715
 716         if (current_node)
 717                 /*node = current_node;*/
 718                 node = GTK_CTREE_NODE_NEXT(current_node);
 719         else
 720                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 721
 722         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 723                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 724                 if (msginfo->score >= summaryview->important_score)
 725                         break;
 726                 if (msginfo->score > best_score) {
 727                         best_score = msginfo->score;
 728                         best_node = node;
 729                 }
 730         }
 731
 732         if (node != NULL)
 733                 return node;
 734         else
 735                 return best_node;
 736 }
 737
 738 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 739                                                  GtkCTreeNode *current_node)
 740 {
 741         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 742         GtkCTreeNode *node;
 743         MsgInfo *msginfo;
 744         gint best_score = MIN_SCORE;
 745         GtkCTreeNode *best_node = NULL;
 746
 747         if (current_node)
 748                 /*node = current_node;*/
 749                 node = GTK_CTREE_NODE_PREV(current_node);
 750         else
 751                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 752
 753         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 754                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 755                 if (msginfo->score >= summaryview->important_score)
 756                         break;
 757                 if (msginfo->score > best_score) {
 758                         best_score = msginfo->score;
 759                         best_node = node;
 760                 }
 761         }
 762
 763         if (node != NULL)
 764                 return node;
 765         else
 766                 return best_node;
 767 }
 768 #endif
 769
 770 #define CURRENTLY_DISPLAYED(m) \
 771 ( (m->msgnum == displayed_msgnum) \
 772   && (!g_strcasecmp(m->folder->name,item->name)) )
 773
 774 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 775 {
 776         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 777         GtkCTreeNode *node;
 778         GSList *mlist = NULL;
 779         gchar *buf;
 780         gboolean is_refresh;
 781         guint selected_msgnum = 0;
 782         guint displayed_msgnum = 0;
 783         GSList *cur;
 784         GSList *not_killed;
 785
 786         if (summary_is_locked(summaryview)) return FALSE;
 787
 788         inc_lock();
 789         summary_lock(summaryview);
 790
 791         if (!prefs_common.summary_quicksearch_sticky
 792          && !quicksearch_is_running(summaryview->quicksearch)) {
 793                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 794         }
 795
 796         /* STATUSBAR_POP(summaryview->mainwin); */
 797
 798         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 799         if (is_refresh) {
 800                 selected_msgnum = summary_get_msgnum(summaryview,
 801                                                      summaryview->selected);
 802                 displayed_msgnum = summary_get_msgnum(summaryview,
 803                                                       summaryview->displayed);
 804         }
 805
 806         /* process the marks if any */
 807         if (summaryview->mainwin->lock_count == 0 &&
 808             (summaryview->moved > 0 || summaryview->copied > 0)) {
 809                 AlertValue val;
 810
 811                 val = alertpanel(_("Process mark"),
 812                                  _("Some marks are left. Process it?"),
 813                                  _("Yes"), _("No"), _("Cancel"));
 814                 if (G_ALERTDEFAULT == val) {
 815                         summary_unlock(summaryview);
 816                         summary_execute(summaryview);
 817                         summary_lock(summaryview);
 818                 } else if (G_ALERTALTERNATE == val) {
 819                         /* DO NOTHING */
 820                 } else {
 821                         summary_unlock(summaryview);
 822                         inc_unlock();
 823                         return FALSE;
 824                 }
 825                 folder_update_op_count();
 826         }
 827
 828         gtk_clist_freeze(GTK_CLIST(ctree));
 829
 830         summary_clear_list(summaryview);
 831         summary_set_column_titles(summaryview);
 832
 833         buf = NULL;
 834         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 835                 g_free(buf);
 836                 debug_print("empty folder\n\n");
 837                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 838                 summary_clear_all(summaryview);
 839                 summaryview->folder_item = item;
 840                 gtk_clist_thaw(GTK_CLIST(ctree));
 841                 summary_unlock(summaryview);
 842                 inc_unlock();
 843                 return TRUE;
 844         }
 845         g_free(buf);
 846
 847         if (!is_refresh)
 848                 messageview_clear(summaryview->messageview);
 849
 850         summaryview->folder_item = item;
 851         item->opened = TRUE;
 852
 853         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 854
 855         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 856         debug_print("%s\n", buf);
 857         STATUSBAR_PUSH(summaryview->mainwin, buf);
 858         g_free(buf);
 859
 860         main_window_cursor_wait(summaryview->mainwin);
 861
 862 /*
 863         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 864
 865         !!! NEW !!!
 866         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 867         BY OTHER PROGRAMS TO THE FOLDER
 868 */
 869         mlist = folder_item_get_msg_list(item);
 870
 871         if (summaryview->folder_item->hide_read_msgs) {
 872                 GSList *not_killed;
 873
 874                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 875                 not_killed = NULL;
 876                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 877                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 878
 879                         if ((MSG_IS_UNREAD(msginfo->flags)
 880                              || MSG_IS_MARKED(msginfo->flags)
 881                              || MSG_IS_LOCKED(msginfo->flags)
 882                              || CURRENTLY_DISPLAYED(msginfo))
 883                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 884                                 not_killed = g_slist_prepend(not_killed, msginfo);
 885                         else
 886                                 procmsg_msginfo_free(msginfo);
 887                 }
 888                 g_slist_free(mlist);
 889                 mlist = not_killed;
 890         } else {
 891                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 892         }
 893
 894         if (quicksearch_is_active(summaryview->quicksearch)) {
 895                 GSList *not_killed;
 896
 897                 not_killed = NULL;
 898                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 899                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 900
 901                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 902                                 not_killed = g_slist_prepend(not_killed, msginfo);
 903                         else
 904                                 procmsg_msginfo_free(msginfo);
 905                 }
 906
 907                 g_slist_free(mlist);
 908                 mlist = not_killed;
 909         }
 910
 911 #if 0
 912         if ((global_scoring || item->prefs->scoring)) {
 913                 GSList *not_killed;
 914                 gint kill_score;
 915
 916                 not_killed = NULL;
 917                 kill_score = prefs_common.kill_score;
 918                 if (item->prefs->kill_score > kill_score)
 919                         kill_score = item->prefs->kill_score;
 920                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 921                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 922
 923                         if (msginfo->score > kill_score)
 924                                 not_killed = g_slist_prepend(not_killed, msginfo);
 925                         else
 926                                 procmsg_msginfo_free(msginfo);
 927                 }
 928                 g_slist_free(mlist);
 929                 mlist = not_killed;
 930         }
 931 #endif
 932         not_killed = NULL;
 933         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 934                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 935
 936                 if (!msginfo->hidden)
 937                         not_killed = g_slist_prepend(not_killed, msginfo);
 938                 else
 939                         procmsg_msginfo_free(msginfo);
 940         }
 941         g_slist_free(mlist);
 942         mlist = not_killed;
 943
 944         STATUSBAR_POP(summaryview->mainwin);
 945
 946         /* set ctree and hash table from the msginfo list, and
 947            create the thread */
 948         summary_set_ctree_from_list(summaryview, mlist);
 949
 950         g_slist_free(mlist);
 951
 952         if (summaryview->sort_key != SORT_BY_NONE)
 953                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 954
 955         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 956
 957         gtk_clist_thaw(GTK_CLIST(ctree));
 958
 959         if (is_refresh) {
 960                 summaryview->displayed =
 961                         summary_find_msg_by_msgnum(summaryview,
 962                                                    displayed_msgnum);
 963                 if (!summaryview->displayed)
 964                         messageview_clear(summaryview->messageview);
 965                 summary_select_by_msgnum(summaryview, selected_msgnum);
 966                 if (!summaryview->selected) {
 967                         /* no selected message - select first unread
 968                            message, but do not display it */
 969                         node = summary_find_next_flagged_msg(summaryview, NULL,
 970                                                              MSG_UNREAD, FALSE);
 971                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 972                                 node = gtk_ctree_node_nth
 973                                         (ctree,
 974                                          item->sort_type == SORT_DESCENDING
 975                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 976                         summary_select_node(summaryview, node, FALSE, TRUE);
 977                 }
 978         } else {
 979                 /* select first unread message */
 980 #if 0
 981                 if (summaryview->sort_key == SORT_BY_SCORE)
 982                         node = summary_find_next_important_score(summaryview,
 983                                                                  NULL);
 984                 else
 985 #endif
 986                 node = summary_find_next_flagged_msg(summaryview, NULL,
 987                                                      MSG_UNREAD, FALSE);
 988                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 989                         node = gtk_ctree_node_nth
 990                                 (ctree,
 991                                  item->sort_type == SORT_DESCENDING
 992                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 993                 }
 994                 if (prefs_common.open_unread_on_enter ||
 995                     prefs_common.always_show_msg) {
 996                         summary_unlock(summaryview);
 997                         summary_select_node(summaryview, node,
 998                                             messageview_is_visible(summaryview->messageview),
 999                                             TRUE);
1000                         summary_lock(summaryview);
1001                 } else
1002                         summary_select_node(summaryview, node, FALSE, TRUE);
1003         }
1004
1005         summary_set_column_titles(summaryview);
1006         summary_status_show(summaryview);
1007         summary_set_menu_sensitive(summaryview);
1008         toolbar_main_set_sensitive(summaryview->mainwin);
1009
1010         debug_print("\n");
1011         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1012         STATUSBAR_POP(summaryview->mainwin);
1013         main_window_cursor_normal(summaryview->mainwin);
1014         summary_unlock(summaryview);
1015         inc_unlock();
1016
1017         return TRUE;
1018 }
1019
1020 #undef CURRENTLY_DISPLAYED
1021
1022 void summary_clear_list(SummaryView *summaryview)
1023 {
1024         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1025         gint optimal_width;
1026
1027         gtk_clist_freeze(clist);
1028
1029         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1030                                 NULL, summary_free_msginfo_func, NULL);
1031
1032         if (summaryview->folder_item) {
1033                 summaryview->folder_item->opened = FALSE;
1034                 summaryview->folder_item = NULL;
1035         }
1036
1037         summaryview->display_msg = FALSE;
1038
1039         summaryview->selected = NULL;
1040         summaryview->displayed = NULL;
1041         summaryview->total_size = 0;
1042         summaryview->deleted = summaryview->moved = 0;
1043         summaryview->copied = 0;
1044         if (summaryview->msgid_table) {
1045                 g_hash_table_destroy(summaryview->msgid_table);
1046                 summaryview->msgid_table = NULL;
1047         }
1048         if (summaryview->subject_table) {
1049                 g_hash_table_destroy(summaryview->subject_table);
1050                 summaryview->subject_table = NULL;
1051         }
1052         summaryview->mlist = NULL;
1053
1054         gtk_clist_clear(clist);
1055         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1056                 optimal_width = gtk_clist_optimal_column_width
1057                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1058                 gtk_clist_set_column_width
1059                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1060                          optimal_width);
1061         }
1062
1063         gtk_clist_thaw(clist);
1064 }
1065
1066 void summary_clear_all(SummaryView *summaryview)
1067 {
1068         messageview_clear(summaryview->messageview);
1069         summary_clear_list(summaryview);
1070         summary_set_menu_sensitive(summaryview);
1071         toolbar_main_set_sensitive(summaryview->mainwin);
1072         summary_status_show(summaryview);
1073 }
1074
1075 void summary_lock(SummaryView *summaryview)
1076 {
1077         summaryview->lock_count++;
1078 }
1079
1080 void summary_unlock(SummaryView *summaryview)
1081 {
1082         if (summaryview->lock_count)
1083                 summaryview->lock_count--;
1084 }
1085
1086 gboolean summary_is_locked(SummaryView *summaryview)
1087 {
1088         return summaryview->lock_count > 0;
1089 }
1090
1091 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1092 {
1093         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1094         SummarySelection selection;
1095
1096         if (!clist->row_list)
1097                 selection = SUMMARY_NONE;
1098         else if (!clist->selection)
1099                 selection = SUMMARY_SELECTED_NONE;
1100         else if (!clist->selection->next)
1101                 selection = SUMMARY_SELECTED_SINGLE;
1102         else
1103                 selection = SUMMARY_SELECTED_MULTIPLE;
1104
1105         return selection;
1106 }
1107
1108 /*!
1109  *\return       MsgInfo * Selected message if there's one selected;
1110  *              if multiple selected, or none, return NULL.
1111  */
1112 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1113 {
1114         /* summaryview->selected may be valid when multiple
1115          * messages were selected */
1116         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1117
1118         if (sellist == NULL || sellist->next)
1119                 return NULL;
1120
1121         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1122 }
1123
1124 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1125 {
1126         GSList *mlist = NULL;
1127         GList *cur;
1128         MsgInfo *msginfo;
1129
1130         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1131              cur = cur->next) {
1132                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1133                 mlist = g_slist_prepend(mlist, msginfo);
1134         }
1135
1136         mlist = g_slist_reverse(mlist);
1137
1138         return mlist;
1139 }
1140
1141 GSList *summary_get_msg_list(SummaryView *summaryview)
1142 {
1143         GSList *mlist = NULL;
1144         GtkCTree *ctree;
1145         GtkCTreeNode *node;
1146         MsgInfo *msginfo;
1147
1148         ctree = GTK_CTREE(summaryview->ctree);
1149
1150         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1151              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1152                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1153                 mlist = g_slist_prepend(mlist, msginfo);
1154         }
1155
1156         mlist = g_slist_reverse(mlist);
1157
1158         return mlist;
1159 }
1160
1161 static void summary_set_menu_sensitive(SummaryView *summaryview)
1162 {
1163         GtkItemFactory *ifactory = summaryview->popupfactory;
1164         SensitiveCond state;
1165         gboolean sensitive;
1166         GtkWidget *menuitem;
1167         gint i;
1168
1169         static const struct {
1170                 gchar *const entry;
1171                 SensitiveCond cond;
1172         } entry[] = {
1173                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1174                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1175                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1176                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1177                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1178                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1179
1180                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1181                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1182
1183                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1184
1185                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1186                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1187                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1188                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1189
1190                 {"/Mark"                        , M_TARGET_EXIST},
1191                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1192                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1193                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1194                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1195                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1196                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1197                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1198                 {"/Color label"                 , M_TARGET_EXIST},
1199
1200                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1201                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1202                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1203
1204                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1205                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1206                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1207                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1208 #if 0
1209                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1210                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1211
1212                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1213                 {"/Select all"                  , M_TARGET_EXIST},
1214 #endif
1215                 {NULL, 0}
1216         };
1217
1218         main_window_set_menu_sensitive(summaryview->mainwin);
1219
1220         state = main_window_get_current_state(summaryview->mainwin);
1221
1222         for (i = 0; entry[i].entry != NULL; i++) {
1223                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1224                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1225         }
1226
1227
1228         summary_lock(summaryview);
1229         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1230         gtk_check_menu_item_set_active
1231                 (GTK_CHECK_MENU_ITEM(menuitem),
1232                  summaryview->messageview->mimeview->textview->show_all_headers);
1233         summary_unlock(summaryview);
1234 }
1235
1236 void summary_select_prev_unread(SummaryView *summaryview)
1237 {
1238         GtkCTreeNode *node;
1239
1240         node = summary_find_prev_flagged_msg
1241                 (summaryview, summaryview->selected, MSG_UNREAD, TRUE);
1242
1243         if (!node) {
1244                 AlertValue val = 0;
1245
1246                 switch (prefs_common.next_unread_msg_dialog) {
1247                         case NEXTUNREADMSGDIALOG_ALWAYS:
1248                                 val = alertpanel(_("No more unread messages"),
1249                                                  _("No unread message found. "
1250                                                    "Search from the end?"),
1251                                                  _("Yes"), _("No"), NULL);
1252                                 break;
1253                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1254                                 val = G_ALERTDEFAULT;
1255                                 break;
1256                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1257                                 val = !G_ALERTDEFAULT;
1258                                 break;
1259                         default:
1260                                 debug_print(
1261                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1262                 }
1263                 if (val != G_ALERTDEFAULT) return;
1264                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1265                                                      MSG_UNREAD, FALSE);
1266         }
1267
1268         if (!node)
1269                 alertpanel_notice(_("No unread messages."));
1270         else
1271                 summary_select_node(summaryview, node, TRUE, FALSE);
1272 }
1273
1274 void summary_select_next_unread(SummaryView *summaryview)
1275 {
1276         GtkCTreeNode *node = summaryview->selected;
1277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1278
1279         node = summary_find_next_flagged_msg
1280                 (summaryview, node, MSG_UNREAD, TRUE);
1281
1282         if (node)
1283                 summary_select_node(summaryview, node, TRUE, FALSE);
1284         else {
1285                 node = summary_find_next_flagged_msg
1286                         (summaryview, NULL, MSG_UNREAD, FALSE);
1287                 if (node == NULL) {
1288                         AlertValue val = 0;
1289
1290                         switch (prefs_common.next_unread_msg_dialog) {
1291                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1292                                         val = alertpanel(_("No more unread messages"),
1293                                                          _("No unread message found. "
1294                                                            "Go to next folder?"),
1295                                                          _("Yes"), _("No"), NULL);
1296                                         break;
1297                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1298                                         val = G_ALERTDEFAULT;
1299                                         break;
1300                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1301                                         val = G_ALERTOTHER;
1302                                         break;
1303                                 default:
1304                                         debug_print(
1305                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1306                         }
1307
1308                         if (val == G_ALERTDEFAULT) {
1309                                 if (gtk_signal_n_emissions_by_name
1310                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1311                                                 gtk_signal_emit_stop_by_name
1312                                                         (GTK_OBJECT(ctree),
1313                                                          "key_press_event");
1314                                 folderview_select_next_unread(summaryview->folderview);
1315                                 return;
1316                         }
1317                         else
1318                                 return;
1319                 } else
1320                         summary_select_node(summaryview, node, TRUE, FALSE);
1321
1322         }
1323 }
1324
1325 void summary_select_prev_new(SummaryView *summaryview)
1326 {
1327         GtkCTreeNode *node;
1328
1329         node = summary_find_prev_flagged_msg
1330                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1331
1332         if (!node) {
1333                 AlertValue val;
1334
1335                 val = alertpanel(_("No more new messages"),
1336                                  _("No new message found. "
1337                                    "Search from the end?"),
1338                                  _("Yes"), _("No"), NULL);
1339                 if (val != G_ALERTDEFAULT) return;
1340                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1341                                                      MSG_NEW, FALSE);
1342         }
1343
1344         if (!node)
1345                 alertpanel_notice(_("No new messages."));
1346         else
1347                 summary_select_node(summaryview, node, TRUE, FALSE);
1348 }
1349
1350 void summary_select_next_new(SummaryView *summaryview)
1351 {
1352         GtkCTreeNode *node = summaryview->selected;
1353         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1354
1355         while ((node = summary_find_next_flagged_msg
1356                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1357                 AlertValue val;
1358
1359                 val = alertpanel(_("No more new messages"),
1360                                  _("No new message found. "
1361                                    "Go to next folder?"),
1362                                  _("Yes"), _("Search again"), _("No"));
1363                 if (val == G_ALERTDEFAULT) {
1364                         if (gtk_signal_n_emissions_by_name
1365                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1366                                         gtk_signal_emit_stop_by_name
1367                                                 (GTK_OBJECT(ctree),
1368                                                  "key_press_event");
1369                         folderview_select_next_unread(summaryview->folderview);
1370                         return;
1371                 } else if (val == G_ALERTALTERNATE)
1372                         node = NULL;
1373                 else
1374                         return;
1375         }
1376
1377         if (node)
1378                 summary_select_node(summaryview, node, TRUE, FALSE);
1379 }
1380
1381 void summary_select_prev_marked(SummaryView *summaryview)
1382 {
1383         GtkCTreeNode *node;
1384
1385         node = summary_find_prev_flagged_msg
1386                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1387
1388         if (!node) {
1389                 AlertValue val;
1390
1391                 val = alertpanel(_("No more marked messages"),
1392                                  _("No marked message found. "
1393                                    "Search from the end?"),
1394                                  _("Yes"), _("No"), NULL);
1395                 if (val != G_ALERTDEFAULT) return;
1396                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1397                                                      MSG_MARKED, TRUE);
1398         }
1399
1400         if (!node)
1401                 alertpanel_notice(_("No marked messages."));
1402         else
1403                 summary_select_node(summaryview, node, TRUE, FALSE);
1404 }
1405
1406 void summary_select_next_marked(SummaryView *summaryview)
1407 {
1408         GtkCTreeNode *node;
1409
1410         node = summary_find_next_flagged_msg
1411                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1412
1413         if (!node) {
1414                 AlertValue val;
1415
1416                 val = alertpanel(_("No more marked messages"),
1417                                  _("No marked message found. "
1418                                    "Search from the beginning?"),
1419                                  _("Yes"), _("No"), NULL);
1420                 if (val != G_ALERTDEFAULT) return;
1421                 node = summary_find_next_flagged_msg(summaryview, NULL,
1422                                                      MSG_MARKED, TRUE);
1423         }
1424
1425         if (!node)
1426                 alertpanel_notice(_("No marked messages."));
1427         else
1428                 summary_select_node(summaryview, node, TRUE, FALSE);
1429 }
1430
1431 void summary_select_prev_labeled(SummaryView *summaryview)
1432 {
1433         GtkCTreeNode *node;
1434
1435         node = summary_find_prev_flagged_msg
1436                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1437
1438         if (!node) {
1439                 AlertValue val;
1440
1441                 val = alertpanel(_("No more labeled messages"),
1442                                  _("No labeled message found. "
1443                                    "Search from the end?"),
1444                                  _("Yes"), _("No"), NULL);
1445                 if (val != G_ALERTDEFAULT) return;
1446                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1447                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1448         }
1449
1450         if (!node)
1451                 alertpanel_notice(_("No labeled messages."));
1452         else
1453                 summary_select_node(summaryview, node, TRUE, FALSE);
1454 }
1455
1456 void summary_select_next_labeled(SummaryView *summaryview)
1457 {
1458         GtkCTreeNode *node;
1459
1460         node = summary_find_next_flagged_msg
1461                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1462
1463         if (!node) {
1464                 AlertValue val;
1465
1466                 val = alertpanel(_("No more labeled messages"),
1467                                  _("No labeled message found. "
1468                                    "Search from the beginning?"),
1469                                  _("Yes"), _("No"), NULL);
1470                 if (val != G_ALERTDEFAULT) return;
1471                 node = summary_find_next_flagged_msg(summaryview, NULL,
1472                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1473         }
1474
1475         if (!node)
1476                 alertpanel_notice(_("No labeled messages."));
1477         else
1478                 summary_select_node(summaryview, node, TRUE, FALSE);
1479 }
1480
1481 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1482 {
1483         GtkCTreeNode *node;
1484
1485         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1486         summary_select_node(summaryview, node, FALSE, TRUE);
1487 }
1488
1489 /**
1490  * summary_select_node:
1491  * @summaryview: Summary view.
1492  * @node: Summary tree node.
1493  * @display_msg: TRUE to display the selected message.
1494  * @do_refresh: TRUE to refresh the widget.
1495  *
1496  * Select @node (bringing it into view by scrolling and expanding its
1497  * thread, if necessary) and unselect all others.  If @display_msg is
1498  * TRUE, display the corresponding message in the message view.
1499  * If @do_refresh is TRUE, the widget is refreshed.
1500  **/
1501 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1502                          gboolean display_msg, gboolean do_refresh)
1503 {
1504         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1505
1506         if (node) {
1507                 gtkut_ctree_expand_parent_all(ctree, node);
1508                 if (do_refresh) {
1509                         GTK_EVENTS_FLUSH();
1510                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1511                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1512                 }
1513                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1514                 if (display_msg && summaryview->displayed == node)
1515                         summaryview->displayed = NULL;
1516                 summaryview->display_msg = display_msg;
1517                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1518         }
1519 }
1520
1521 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1522 {
1523         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1524         MsgInfo *msginfo;
1525
1526         if (!node)
1527                 return 0;
1528         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1529         return msginfo->msgnum;
1530 }
1531
1532 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1533                                            GtkCTreeNode *current_node)
1534 {
1535         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1536         GtkCTreeNode *node;
1537         MsgInfo *msginfo;
1538
1539         if (current_node)
1540                 node = current_node;
1541         else
1542                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1543
1544         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1545                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1546                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1547         }
1548
1549         return node;
1550 }
1551
1552 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1553                                            GtkCTreeNode *current_node)
1554 {
1555         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1556         GtkCTreeNode *node;
1557         MsgInfo *msginfo;
1558
1559         if (current_node)
1560                 node = current_node;
1561         else
1562                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1563
1564         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1565                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1566                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1567         }
1568
1569         return node;
1570 }
1571
1572 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1573                                                    GtkCTreeNode *current_node,
1574                                                    MsgPermFlags flags,
1575                                                    gboolean start_from_prev)
1576 {
1577         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1578         GtkCTreeNode *node;
1579         MsgInfo *msginfo;
1580
1581         if (current_node) {
1582                 if (start_from_prev)
1583                         node = GTK_CTREE_NODE_PREV(current_node);
1584                 else
1585                         node = current_node;
1586         } else
1587                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1588
1589         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1590                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1591                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1592         }
1593
1594         return node;
1595 }
1596
1597 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1598                                                    GtkCTreeNode *current_node,
1599                                                    MsgPermFlags flags,
1600                                                    gboolean start_from_next)
1601 {
1602         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1603         GtkCTreeNode *node;
1604         MsgInfo *msginfo;
1605
1606         if (current_node) {
1607                 if (start_from_next)
1608                         node = gtkut_ctree_node_next(ctree, current_node);
1609                 else
1610                         node = current_node;
1611         } else
1612                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1613
1614         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1615                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1616                 /* Find msg with matching flags but ignore messages with
1617                    ignore flags, if searching for new or unread messages */
1618                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1619                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1620                         break;
1621         }
1622
1623         return node;
1624 }
1625
1626 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1627                                                 guint msgnum)
1628 {
1629         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1630         GtkCTreeNode *node;
1631         MsgInfo *msginfo;
1632
1633         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1634
1635         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1636                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1637                 if (msginfo && msginfo->msgnum == msgnum) break;
1638         }
1639
1640         return node;
1641 }
1642
1643 static guint attract_hash_func(gconstpointer key)
1644 {
1645         gchar *str;
1646         gchar *p;
1647         guint h;
1648
1649         Xstrdup_a(str, (const gchar *)key, return 0);
1650         trim_subject(str);
1651
1652         p = str;
1653         h = *p;
1654
1655         if (h) {
1656                 for (p += 1; *p != '\0'; p++)
1657                         h = (h << 5) - h + *p;
1658         }
1659
1660         return h;
1661 }
1662
1663 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1664 {
1665         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1666 }
1667
1668 void summary_attract_by_subject(SummaryView *summaryview)
1669 {
1670         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1671         GtkCList *clist = GTK_CLIST(ctree);
1672         GtkCTreeNode *src_node;
1673         GtkCTreeNode *dst_node, *sibling;
1674         GtkCTreeNode *tmp;
1675         MsgInfo *src_msginfo, *dst_msginfo;
1676         GHashTable *subject_table;
1677
1678         debug_print("Attracting messages by subject...");
1679         STATUSBAR_PUSH(summaryview->mainwin,
1680                        _("Attracting messages by subject..."));
1681
1682         main_window_cursor_wait(summaryview->mainwin);
1683         gtk_clist_freeze(clist);
1684
1685         subject_table = g_hash_table_new(attract_hash_func,
1686                                          attract_compare_func);
1687
1688         for (src_node = GTK_CTREE_NODE(clist->row_list);
1689              src_node != NULL;
1690              src_node = tmp) {
1691                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1692                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1693                 if (!src_msginfo) continue;
1694                 if (!src_msginfo->subject) continue;
1695
1696                 /* find attracting node */
1697                 dst_node = g_hash_table_lookup(subject_table,
1698                                                src_msginfo->subject);
1699
1700                 if (dst_node) {
1701                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1702
1703                         /* if the time difference is more than 20 days,
1704                            don't attract */
1705                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1706                             > 60 * 60 * 24 * 20)
1707                                 continue;
1708
1709                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1710                         if (src_node != sibling)
1711                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1712                 }
1713
1714                 g_hash_table_insert(subject_table,
1715                                     src_msginfo->subject, src_node);
1716         }
1717
1718         g_hash_table_destroy(subject_table);
1719
1720         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1721
1722         gtk_clist_thaw(clist);
1723
1724         debug_print("done.\n");
1725         STATUSBAR_POP(summaryview->mainwin);
1726
1727         main_window_cursor_normal(summaryview->mainwin);
1728 }
1729
1730 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1731                                       gpointer data)
1732 {
1733         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1734
1735         if (msginfo)
1736                 procmsg_msginfo_free(msginfo);
1737 }
1738
1739 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1740                                    gpointer data)
1741 {
1742         SummaryView *summaryview = data;
1743         MsgInfo *msginfo;
1744
1745         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1746
1747         if (msginfo->folder && msginfo->folder->folder &&
1748             msginfo->folder->folder->klass->type == F_NEWS)
1749                 news_flag_crosspost(msginfo);
1750
1751         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1752         && procmsg_msg_has_marked_parent(msginfo))
1753                 summaryview->unreadmarked++;
1754
1755         if (MSG_IS_DELETED(msginfo->flags))
1756                 summaryview->deleted++;
1757
1758         summaryview->total_size += msginfo->size;
1759
1760         summary_set_row_marks(summaryview, node);
1761 }
1762
1763 static void summary_update_status(SummaryView *summaryview)
1764 {
1765         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1766         GtkCTreeNode *node;
1767         MsgInfo *msginfo;
1768
1769         summaryview->total_size =
1770         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1771
1772         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1773              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1774                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1775
1776                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1777                 && procmsg_msg_has_marked_parent(msginfo))
1778                         summaryview->unreadmarked++;
1779                 if (MSG_IS_DELETED(msginfo->flags))
1780                         summaryview->deleted++;
1781                 if (MSG_IS_MOVE(msginfo->flags))
1782                         summaryview->moved++;
1783                 if (MSG_IS_COPY(msginfo->flags))
1784                         summaryview->copied++;
1785                 summaryview->total_size += msginfo->size;
1786         }
1787 }
1788
1789 static void summary_status_show(SummaryView *summaryview)
1790 {
1791         gchar *str;
1792         gchar *del, *mv, *cp;
1793         gchar *sel;
1794         gchar *spc;
1795         gchar *itstr;
1796         GList *rowlist, *cur;
1797         guint n_selected = 0;
1798         off_t sel_size = 0;
1799         MsgInfo *msginfo;
1800         gchar *name;
1801
1802         if (!summaryview->folder_item) {
1803                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1804                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1805                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1806                 return;
1807         }
1808
1809         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1810         for (cur = rowlist; cur != NULL; cur = cur->next) {
1811                 msginfo = gtk_ctree_node_get_row_data
1812                         (GTK_CTREE(summaryview->ctree),
1813                          GTK_CTREE_NODE(cur->data));
1814                 if (!msginfo)
1815                         g_warning("summary_status_show(): msginfo == NULL\n");
1816                 else {
1817                         sel_size += msginfo->size;
1818                         n_selected++;
1819                 }
1820         }
1821
1822         name = folder_item_get_name(summaryview->folder_item);
1823         gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), name);
1824         g_free(name);
1825
1826         if (summaryview->deleted)
1827                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1828         else
1829                 del = g_strdup("");
1830         if (summaryview->moved)
1831                 mv = g_strdup_printf(_("%s%d moved"),
1832                                      summaryview->deleted ? _(", ") : "",
1833                                      summaryview->moved);
1834         else
1835                 mv = g_strdup("");
1836         if (summaryview->copied)
1837                 cp = g_strdup_printf(_("%s%d copied"),
1838                                      summaryview->deleted ||
1839                                      summaryview->moved ? _(", ") : "",
1840                                      summaryview->copied);
1841         else
1842                 cp = g_strdup("");
1843
1844         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1845                 spc = "    ";
1846         else
1847                 spc = "";
1848
1849         if (n_selected) {
1850                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1851                 if (n_selected == 1)
1852                         itstr = g_strdup(_(" item selected"));
1853                 else
1854                         itstr = g_strdup(_(" items selected"));
1855         } else {
1856                 sel = g_strdup("");
1857                 itstr = g_strdup("");
1858         }
1859
1860         str = g_strconcat(n_selected ? itos(n_selected) : "",
1861                                         itstr, sel, spc, del, mv, cp, NULL);
1862         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1863         g_free(str);
1864         g_free(sel);
1865         g_free(del);
1866         g_free(mv);
1867         g_free(cp);
1868         g_free(itstr);
1869
1870         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1871
1872                                       summaryview->folder_item->new_msgs,
1873                                       summaryview->folder_item->unread_msgs,
1874                                       summaryview->folder_item->total_msgs,
1875                                       to_human_readable(summaryview->total_size));
1876         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1877         g_free(str);
1878 }
1879
1880 static void summary_set_column_titles(SummaryView *summaryview)
1881 {
1882         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1883         GtkWidget *hbox;
1884         GtkWidget *label;
1885         GtkWidget *arrow;
1886         gint pos;
1887         const gchar *title;
1888         SummaryColumnType type;
1889         gboolean single_char;
1890         GtkJustification justify;
1891
1892         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1893                 SORT_BY_MARK,
1894                 SORT_BY_STATUS,
1895                 SORT_BY_MIME,
1896                 SORT_BY_SUBJECT,
1897                 SORT_BY_FROM,
1898                 SORT_BY_DATE,
1899                 SORT_BY_SIZE,
1900                 SORT_BY_NUMBER,
1901                 SORT_BY_SCORE,
1902                 SORT_BY_LOCKED
1903         };
1904
1905         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1906                 type = summaryview->col_state[pos].type;
1907
1908                 /* CLAWS: mime and unread are single char headers */
1909                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1910                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1911                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1912
1913                 switch (type) {
1914                 case S_COL_SUBJECT:
1915                 case S_COL_FROM:
1916                 case S_COL_DATE:
1917                 case S_COL_NUMBER:
1918                         if (prefs_common.trans_hdr)
1919                                 title = gettext(col_label[type]);
1920                         else
1921                                 title = col_label[type];
1922                         break;
1923                 /* CLAWS: dummies for mark and locked headers */
1924                 case S_COL_MARK:
1925                 case S_COL_LOCKED:
1926                         title = "";
1927                         break;
1928                 default:
1929                         title = gettext(col_label[type]);
1930                 }
1931
1932                 if (type == S_COL_MIME) {
1933                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1934                         gtk_widget_show(label);
1935                         gtk_clist_set_column_widget(clist, pos, label);
1936                         continue;
1937                 }
1938                 if (single_char) {
1939                         gtk_clist_set_column_title(clist, pos, title);
1940                         continue;
1941                 }
1942
1943                 /* CLAWS: changed so that locked and mark headers
1944                  * show a pixmap instead of single character */
1945                 hbox  = gtk_hbox_new(FALSE, 4);
1946
1947                 if (type == S_COL_LOCKED)
1948                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1949                 else if (type == S_COL_MARK)
1950                         label = gtk_pixmap_new(markxpm, markxpmmask);
1951                 else
1952                         label = gtk_label_new(title);
1953
1954                 if (justify == GTK_JUSTIFY_RIGHT)
1955                         gtk_box_pack_end(GTK_BOX(hbox), label,
1956                                          FALSE, FALSE, 0);
1957                 else
1958                         gtk_box_pack_start(GTK_BOX(hbox), label,
1959                                            FALSE, FALSE, 0);
1960
1961                 if (summaryview->sort_key == sort_by[type]) {
1962                         arrow = gtk_arrow_new
1963                                 (summaryview->sort_type == SORT_ASCENDING
1964                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1965                                  GTK_SHADOW_IN);
1966                         if (justify == GTK_JUSTIFY_RIGHT)
1967                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1968                                                    FALSE, FALSE, 0);
1969                         else
1970                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1971                                                  FALSE, FALSE, 0);
1972                 }
1973
1974                 gtk_widget_show_all(hbox);
1975                 gtk_clist_set_column_widget(clist, pos, hbox);
1976         }
1977 }
1978
1979 void summary_sort(SummaryView *summaryview,
1980                   FolderSortKey sort_key, FolderSortType sort_type)
1981 {
1982         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1983         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1984         GtkCListCompareFunc cmp_func = NULL;
1985
1986         switch (sort_key) {
1987         case SORT_BY_MARK:
1988                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1989                 break;
1990         case SORT_BY_STATUS:
1991                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
1992                 break;
1993         case SORT_BY_MIME:
1994                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1995                 break;
1996         case SORT_BY_NUMBER:
1997                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1998                 break;
1999         case SORT_BY_SIZE:
2000                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2001                 break;
2002         case SORT_BY_DATE:
2003                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2004                 break;
2005         case SORT_BY_FROM:
2006                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2007                 break;
2008         case SORT_BY_SUBJECT:
2009                 if (summaryview->simplify_subject_preg)
2010                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2011                 else
2012                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2013                 break;
2014         case SORT_BY_SCORE:
2015                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2016                 break;
2017         case SORT_BY_LABEL:
2018                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2019                 break;
2020         case SORT_BY_TO:
2021                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2022                 break;
2023         case SORT_BY_LOCKED:
2024                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2025                 break;
2026         case SORT_BY_NONE:
2027                 break;
2028         default:
2029                 return;
2030         }
2031
2032         summaryview->sort_key = sort_key;
2033         summaryview->sort_type = sort_type;
2034
2035         summary_set_column_titles(summaryview);
2036         summary_set_menu_sensitive(summaryview);
2037
2038         /* allow fallback to don't sort */
2039         if (summaryview->sort_key == SORT_BY_NONE)
2040                 return;
2041
2042         if(cmp_func != NULL) {
2043                 debug_print("Sorting summary...");
2044                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2045
2046                 main_window_cursor_wait(summaryview->mainwin);
2047
2048                 gtk_clist_set_compare_func(clist, cmp_func);
2049
2050                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2051
2052                 gtk_sctree_sort_recursive(ctree, NULL);
2053
2054                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2055
2056                 main_window_cursor_normal(summaryview->mainwin);
2057
2058                 debug_print("done.\n");
2059                 STATUSBAR_POP(summaryview->mainwin);
2060         }
2061 }
2062
2063 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2064                                    GtkCTreeNode *cnode, gpointer data)
2065 {
2066         SummaryView *summaryview = (SummaryView *)data;
2067         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2068         gchar *text[N_SUMMARY_COLS];
2069         gint *col_pos = summaryview->col_pos;
2070         const gchar *msgid = msginfo->msgid;
2071         GHashTable *msgid_table = summaryview->msgid_table;
2072
2073         summary_set_header(summaryview, text, msginfo);
2074
2075         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2076                                 NULL, NULL, NULL, NULL, FALSE,
2077                                 gnode->parent->parent ? TRUE : FALSE);
2078 #define SET_TEXT(col) \
2079         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2080                                 text[col_pos[col]])
2081
2082         SET_TEXT(S_COL_NUMBER);
2083         SET_TEXT(S_COL_SCORE);
2084         SET_TEXT(S_COL_SIZE);
2085         SET_TEXT(S_COL_DATE);
2086         SET_TEXT(S_COL_FROM);
2087         SET_TEXT(S_COL_SUBJECT);
2088
2089 #undef SET_TEXT
2090
2091         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2092         summary_set_marks_func(ctree, cnode, summaryview);
2093
2094         if (msgid && msgid[0] != '\0')
2095                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2096
2097         return TRUE;
2098 }
2099
2100 static void summary_set_ctree_from_list(SummaryView *summaryview,
2101                                         GSList *mlist)
2102 {
2103         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2104         MsgInfo *msginfo;
2105                 GtkCTreeNode *node = NULL;
2106         GHashTable *msgid_table;
2107         GHashTable *subject_table;
2108         GSList * cur;
2109
2110         if (!mlist) return;
2111
2112         debug_print("\tSetting summary from message data...");
2113         STATUSBAR_PUSH(summaryview->mainwin,
2114                        _("Setting summary from message data..."));
2115         gdk_flush();
2116
2117         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2118         summaryview->msgid_table = msgid_table;
2119         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2120         summaryview->subject_table = subject_table;
2121
2122         if (prefs_common.use_addr_book)
2123                 start_address_completion();
2124
2125         for (cur = mlist ; cur != NULL; cur = cur->next) {
2126                 msginfo = (MsgInfo *)cur->data;
2127                 msginfo->threadscore = msginfo->score;
2128         }
2129
2130         if (summaryview->threaded) {
2131                 GNode *root, *gnode;
2132
2133                 root = procmsg_get_thread_tree(mlist);
2134
2135                 for (gnode = root->children; gnode != NULL;
2136                      gnode = gnode->next) {
2137                         node = gtk_ctree_insert_gnode
2138                                 (ctree, NULL, node, gnode,
2139                                  summary_insert_gnode_func, summaryview);
2140                 }
2141
2142                 g_node_destroy(root);
2143
2144                 summary_thread_init(summaryview);
2145         } else {
2146                 gchar *text[N_SUMMARY_COLS];
2147                 cur = mlist;
2148                 for (; mlist != NULL; mlist = mlist->next) {
2149                         msginfo = (MsgInfo *)mlist->data;
2150
2151                         summary_set_header(summaryview, text, msginfo);
2152
2153                         node = gtk_ctree_insert_node
2154                                 (ctree, NULL, node, text, 2,
2155                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2156                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2157                         summary_set_marks_func(ctree, node, summaryview);
2158
2159                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2160                                 g_hash_table_insert(msgid_table,
2161                                                     msginfo->msgid, node);
2162
2163                         subject_table_insert(subject_table,
2164                                              msginfo->subject,
2165                                              node);
2166                 }
2167                 mlist = cur;
2168         }
2169
2170         if (prefs_common.enable_hscrollbar &&
2171             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2172                 gint optimal_width;
2173
2174                 optimal_width = gtk_clist_optimal_column_width
2175                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2176                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2177                                            summaryview->col_pos[S_COL_SUBJECT],
2178                                            optimal_width);
2179         }
2180
2181         if (prefs_common.use_addr_book)
2182                 end_address_completion();
2183
2184         debug_print("done.\n");
2185         STATUSBAR_POP(summaryview->mainwin);
2186         if (debug_get_mode()) {
2187                 debug_print("\tmsgid hash table size = %d\n",
2188                             g_hash_table_size(msgid_table));
2189                 debug_print("\tsubject hash table size = %d\n",
2190                             g_hash_table_size(subject_table));
2191         }
2192 }
2193
2194 static gchar *summary_complete_address(const gchar *addr)
2195 {
2196         gint count;
2197         gchar *res, *tmp, *email_addr;
2198
2199         Xstrdup_a(email_addr, addr, return NULL);
2200         extract_address(email_addr);
2201         g_return_val_if_fail(*email_addr, NULL);
2202
2203         /*
2204          * completion stuff must be already initialized
2205          */
2206         res = NULL;
2207         if (1 < (count = complete_address(email_addr))) {
2208                 tmp = get_complete_address(1);
2209 /*      tmp = addressbook_lookup_name( email_addr );
2210         if( tmp ) { */
2211                 res = procheader_get_fromname(tmp);
2212                 g_free(tmp);
2213         }
2214
2215         return res;
2216 }
2217
2218 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2219                                MsgInfo *msginfo)
2220 {
2221         static gchar date_modified[80];
2222         static gchar *to = NULL;
2223         static gchar col_score[11];
2224         static gchar buf[BUFFSIZE];
2225         gint *col_pos = summaryview->col_pos;
2226         FolderType ftype = F_UNKNOWN;
2227
2228         text[col_pos[S_COL_MARK]]   = NULL;
2229         text[col_pos[S_COL_STATUS]] = NULL;
2230         text[col_pos[S_COL_MIME]]   = NULL;
2231         text[col_pos[S_COL_LOCKED]] = NULL;
2232         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2233         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2234         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2235
2236         if (msginfo->date_t) {
2237                 procheader_date_get_localtime(date_modified,
2238                                               sizeof(date_modified),
2239                                               msginfo->date_t);
2240                 text[col_pos[S_COL_DATE]] = date_modified;
2241         } else if (msginfo->date)
2242                 text[col_pos[S_COL_DATE]] = msginfo->date;
2243         else
2244                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2245
2246         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2247                 _("(No From)");
2248
2249         if (msginfo->folder && msginfo->folder->folder)
2250                 ftype = msginfo->folder->folder->klass->type;
2251
2252         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2253                 gchar *addr = NULL;
2254
2255                 Xstrdup_a(addr, msginfo->from, return);
2256                 extract_address(addr);
2257                 if (prefs_common.use_addr_book) {
2258                         if (account_find_from_address(addr)) {
2259                                 addr = summary_complete_address(msginfo->to);
2260                                 g_free(to);
2261                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2262                                 text[col_pos[S_COL_FROM]] = to;
2263                                 g_free(addr);
2264                         }
2265                 } else {
2266                         if (account_find_from_address(addr)) {
2267                                 g_free(to);
2268                                 to = g_strconcat("-->", msginfo->to, NULL);
2269                                 text[col_pos[S_COL_FROM]] = to;
2270                         }
2271                 }
2272         }
2273
2274         /*
2275          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2276          * checking whether the above block (which handles the special case of
2277          * the --> in sent boxes) was executed.
2278          */
2279         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2280                 gchar *from = summary_complete_address(msginfo->from);
2281                 if (from) {
2282                         g_free(to);
2283                         to = from;
2284                         text[col_pos[S_COL_FROM]] = to;
2285                 }
2286         }
2287
2288         if (summaryview->simplify_subject_preg != NULL)
2289                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2290                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2291                                         summaryview->simplify_subject_preg) :
2292                         _("(No Subject)");
2293         else
2294                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2295                         _("(No Subject)");
2296 }
2297
2298 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2299 {
2300         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2301 }
2302
2303 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2304                                       GtkCTreeNode *row)
2305 {
2306         g_return_if_fail(summaryview != NULL);
2307         g_return_if_fail(msginfo != NULL);
2308         g_return_if_fail(row != NULL);
2309
2310         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2311         && procmsg_msg_has_marked_parent(msginfo))
2312                 summaryview->unreadmarked--;
2313         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2314                 procmsg_msginfo_unset_flags
2315                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2316                 summary_set_row_marks(summaryview, row);
2317                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2318                 summary_status_show(summaryview);
2319         }
2320 }
2321
2322 typedef struct  {
2323         MsgInfo *msginfo;
2324         SummaryView *summaryview;
2325         GtkCTreeNode *row;
2326 } MarkAsReadData;
2327
2328 static int msginfo_mark_as_read_timeout(void *data)
2329 {
2330         MarkAsReadData *mdata = (MarkAsReadData *)data;
2331         if (!mdata)
2332                 return FALSE;
2333
2334         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2335                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2336                                      mdata->row);
2337
2338         g_free(mdata);
2339
2340         return FALSE;
2341 }
2342
2343 static void summary_display_msg_full(SummaryView *summaryview,
2344                                      GtkCTreeNode *row,
2345                                      gboolean new_window, gboolean all_headers)
2346 {
2347         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2348         MsgInfo *msginfo;
2349         gint val;
2350
2351         if (!new_window) {
2352                 if (summaryview->displayed == row)
2353                         return;
2354                 else
2355                         summaryview->messageview->filtered = FALSE;
2356         }
2357
2358         g_return_if_fail(row != NULL);
2359
2360         if (summary_is_locked(summaryview)) return;
2361         summary_lock(summaryview);
2362
2363         STATUSBAR_POP(summaryview->mainwin);
2364         GTK_EVENTS_FLUSH();
2365
2366         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2367
2368         if (new_window) {
2369                 MessageView *msgview;
2370
2371                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2372                 val = messageview_show(msgview, msginfo, all_headers);
2373         } else {
2374                 MessageView *msgview;
2375
2376                 msgview = summaryview->messageview;
2377
2378                 summaryview->displayed = row;
2379                 if (!messageview_is_visible(msgview))
2380                         main_window_toggle_message_view(summaryview->mainwin);
2381                 val = messageview_show(msgview, msginfo, all_headers);
2382                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2383                         gtk_widget_grab_focus(summaryview->ctree);
2384                 GTK_EVENTS_FLUSH();
2385                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2386         }
2387
2388         if (val == 0) {
2389                 if (prefs_common.mark_as_read_delay) {
2390                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2391                         data->summaryview = summaryview;
2392                         data->msginfo = msginfo;
2393                         data->row = row;
2394                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2395                                 msginfo_mark_as_read_timeout, data);
2396                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2397                         msginfo_mark_as_read(summaryview, msginfo, row);
2398                 }
2399         }
2400
2401         summary_set_menu_sensitive(summaryview);
2402         toolbar_main_set_sensitive(summaryview->mainwin);
2403         messageview_set_menu_sensitive(summaryview->messageview);
2404
2405         summary_unlock(summaryview);
2406 }
2407
2408 void summary_display_msg_selected(SummaryView *summaryview,
2409                                   gboolean all_headers)
2410 {
2411         if (summary_is_locked(summaryview)) return;
2412         summaryview->displayed = NULL;
2413         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2414                                  all_headers);
2415 }
2416
2417 void summary_redisplay_msg(SummaryView *summaryview)
2418 {
2419         GtkCTreeNode *node;
2420
2421         if (summaryview->displayed) {
2422                 node = summaryview->displayed;
2423                 summaryview->displayed = NULL;
2424                 summary_display_msg(summaryview, node);
2425         }
2426 }
2427
2428 void summary_open_msg(SummaryView *summaryview)
2429 {
2430         if (!summaryview->selected) return;
2431
2432         /* CLAWS: if separate message view, don't open a new window
2433          * but rather use the current separated message view */
2434         summary_display_msg_full(summaryview, summaryview->selected,
2435                                  prefs_common.sep_msg ? FALSE : TRUE,
2436                                  FALSE);
2437 }
2438
2439 void summary_view_source(SummaryView * summaryview)
2440 {
2441         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2442         MsgInfo *msginfo;
2443         SourceWindow *srcwin;
2444
2445         if (!summaryview->selected) return;
2446
2447         srcwin = source_window_create();
2448         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2449         source_window_show_msg(srcwin, msginfo);
2450         source_window_show(srcwin);
2451 }
2452
2453 void summary_reedit(SummaryView *summaryview)
2454 {
2455         MsgInfo *msginfo;
2456
2457         if (!summaryview->selected) return;
2458         if (!summaryview->folder_item) return;
2459         if (summaryview->folder_item->stype != F_OUTBOX &&
2460             summaryview->folder_item->stype != F_DRAFT  &&
2461             summaryview->folder_item->stype != F_QUEUE) return;
2462
2463         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2464                                               summaryview->selected);
2465         if (!msginfo) return;
2466
2467         compose_reedit(msginfo);
2468 }
2469
2470 void summary_step(SummaryView *summaryview, GtkScrollType type)
2471 {
2472         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2473         GtkCTreeNode *node;
2474
2475         if (summary_is_locked(summaryview)) return;
2476
2477         if (type == GTK_SCROLL_STEP_FORWARD) {
2478                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2479                 if (node)
2480                         gtkut_ctree_expand_parent_all(ctree, node);
2481                 else
2482                         return;
2483         } else {
2484                 if (summaryview->selected) {
2485                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2486                         if (!node) return;
2487                 }
2488         }
2489
2490         if (messageview_is_visible(summaryview->messageview))
2491                 summaryview->display_msg = TRUE;
2492
2493         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2494                                 type, 0.0);
2495
2496         if (GTK_CLIST(ctree)->selection)
2497                 gtk_sctree_set_anchor_row
2498                         (GTK_SCTREE(ctree),
2499                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2500
2501 }
2502
2503 void summary_toggle_view(SummaryView *summaryview)
2504 {
2505         if (!messageview_is_visible(summaryview->messageview) &&
2506             summaryview->selected)
2507                 summary_display_msg(summaryview,
2508                                     summaryview->selected);
2509         else
2510                 main_window_toggle_message_view(summaryview->mainwin);
2511 }
2512
2513 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2514                                                 GtkCTreeNode *node)
2515 {
2516         MsgInfo *msginfo;
2517
2518         if (node) {
2519                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2520                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2521                         return TRUE;
2522                 node = GTK_CTREE_ROW(node)->children;
2523         } else
2524                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2525
2526         while (node) {
2527                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2528                         return TRUE;
2529                 node = GTK_CTREE_ROW(node)->sibling;
2530         }
2531
2532         return FALSE;
2533 }
2534
2535 static gboolean summary_have_unread_children(SummaryView *summaryview,
2536                                              GtkCTreeNode *node)
2537 {
2538         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2539
2540         if (!node) return FALSE;
2541
2542         node = GTK_CTREE_ROW(node)->children;
2543
2544         while (node) {
2545                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2546                         return TRUE;
2547                 node = GTK_CTREE_ROW(node)->sibling;
2548         }
2549
2550         return FALSE;
2551 }
2552
2553 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2554 {
2555         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2556         GtkStyle *style = NULL;
2557         MsgInfo *msginfo;
2558         MsgFlags flags;
2559         gint *col_pos = summaryview->col_pos;
2560
2561         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2562         if (!msginfo) return;
2563
2564         flags = msginfo->flags;
2565
2566         gtk_ctree_node_set_foreground(ctree, row, NULL);
2567
2568         /* set new/unread column */
2569         if (MSG_IS_IGNORE_THREAD(flags)) {
2570                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2571                                           ignorethreadxpm, ignorethreadxpmmask);
2572         } else if (MSG_IS_NEW(flags)) {
2573                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2574                                           newxpm, newxpmmask);
2575         } else if (MSG_IS_UNREAD(flags)) {
2576                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2577                                           unreadxpm, unreadxpmmask);
2578         } else if (MSG_IS_REPLIED(flags)) {
2579                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2580                                           repliedxpm, repliedxpmmask);
2581         } else if (MSG_IS_FORWARDED(flags)) {
2582                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2583                                           forwardedxpm, forwardedxpmmask);
2584         } else {
2585                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2586                                         NULL);
2587         }
2588
2589         if (prefs_common.bold_unread &&
2590             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2591              (!GTK_CTREE_ROW(row)->expanded &&
2592               GTK_CTREE_ROW(row)->children &&
2593               summary_have_unread_children(summaryview, row))))
2594                 style = bold_style;
2595
2596         /* set mark column */
2597         if (MSG_IS_DELETED(flags)) {
2598                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2599                                           deletedxpm, deletedxpmmask);
2600                 if (style)
2601                         style = bold_deleted_style;
2602                 else {
2603                         style = small_deleted_style;
2604                 }
2605                         gtk_ctree_node_set_foreground
2606                                 (ctree, row, &summaryview->color_dim);
2607         } else if (MSG_IS_MARKED(flags)) {
2608                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2609                                           markxpm, markxpmmask);
2610         } else if (MSG_IS_MOVE(flags)) {
2611                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2612                 if (style)
2613                         style = bold_marked_style;
2614                 else {
2615                         style = small_marked_style;
2616                 }
2617                         gtk_ctree_node_set_foreground
2618                                 (ctree, row, &summaryview->color_marked);
2619         } else if (MSG_IS_COPY(flags)) {
2620                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2621                 if (style)
2622                         style = bold_marked_style;
2623                 else {
2624                         style = small_marked_style;
2625                 }
2626                         gtk_ctree_node_set_foreground
2627                                 (ctree, row, &summaryview->color_marked);
2628 #if 0
2629         } else if ((global_scoring ||
2630                   summaryview->folder_item->prefs->scoring) &&
2631                  (msginfo->score >= summaryview->important_score) &&
2632                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2633                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2634                 gtk_ctree_node_set_foreground(ctree, row,
2635                                               &summaryview->color_important);
2636 #endif
2637         } else {
2638                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2639         }
2640
2641         if (MSG_IS_LOCKED(flags)) {
2642                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2643                                           lockedxpm, lockedxpmmask);
2644         }
2645         else {
2646                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2647         }
2648
2649         if (MSG_IS_SIGNED(flags)) {
2650                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2651                                           gpgsignedxpm, gpgsignedxpmmask);
2652         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2653                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2654                                           clipkeyxpm, clipkeyxpmmask);
2655         } else if (MSG_IS_ENCRYPTED(flags)) {
2656                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2657                                           keyxpm, keyxpmmask);
2658         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2659                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2660                                           clipxpm, clipxpmmask);
2661         } else {
2662                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2663         }
2664         if (!style)
2665                 style = small_style;
2666
2667         gtk_ctree_node_set_row_style(ctree, row, style);
2668
2669         if (MSG_GET_COLORLABEL(flags))
2670                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2671 }
2672
2673 void summary_set_marks_selected(SummaryView *summaryview)
2674 {
2675         GList *cur;
2676
2677         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2678              cur = cur->next)
2679                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2680 }
2681
2682 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2683 {
2684         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2685         MsgInfo *msginfo;
2686
2687         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2688         if (MSG_IS_DELETED(msginfo->flags))
2689                 summaryview->deleted--;
2690         if (MSG_IS_MOVE(msginfo->flags))
2691                 summaryview->moved--;
2692         if (MSG_IS_COPY(msginfo->flags))
2693                 summaryview->copied--;
2694         procmsg_update_unread_children (msginfo, TRUE);
2695
2696         procmsg_msginfo_set_to_folder(msginfo, NULL);
2697         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2698         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2699         summary_set_row_marks(summaryview, row);
2700         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2701 }
2702
2703 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2704 {
2705         gboolean changed = FALSE;
2706         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2707         MsgInfo *msginfo;
2708
2709         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2710         if (MSG_IS_DELETED(msginfo->flags))
2711                 summaryview->deleted--;
2712         if (MSG_IS_MOVE(msginfo->flags)) {
2713                 summaryview->moved--;
2714                 changed = TRUE;
2715         }
2716         if (MSG_IS_COPY(msginfo->flags)) {
2717                 summaryview->copied--;
2718                 changed = TRUE;
2719         }
2720         procmsg_msginfo_set_to_folder(msginfo, NULL);
2721         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2722         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2723         summary_set_row_marks(summaryview, row);
2724         debug_print("Message %d is locked\n", msginfo->msgnum);
2725 }
2726
2727 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2728 {
2729         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2730         MsgInfo *msginfo;
2731
2732         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2733         if (!MSG_IS_LOCKED(msginfo->flags))
2734                 return;
2735         procmsg_msginfo_set_to_folder(msginfo, NULL);
2736         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2737         summary_set_row_marks(summaryview, row);
2738         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2739 }
2740
2741 void summary_mark(SummaryView *summaryview)
2742 {
2743         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2744         GList *cur;
2745
2746         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2747                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2748
2749         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2750         summary_status_show(summaryview);
2751 }
2752
2753 static void summary_mark_row_as_read(SummaryView *summaryview,
2754                                      GtkCTreeNode *row)
2755 {
2756         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2757         MsgInfo *msginfo;
2758
2759         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2760
2761         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2762                 return;
2763
2764         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2765         && procmsg_msg_has_marked_parent(msginfo))
2766                 summaryview->unreadmarked--;
2767
2768         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2769         summary_set_row_marks(summaryview, row);
2770         debug_print("Message %d is marked as read\n",
2771                 msginfo->msgnum);
2772 }
2773
2774 void summary_mark_as_read(SummaryView *summaryview)
2775 {
2776         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2777         GList *cur;
2778
2779         folder_item_update_freeze();
2780         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2781                 summary_mark_row_as_read(summaryview,
2782                                          GTK_CTREE_NODE(cur->data));
2783         folder_item_update_thaw();
2784
2785         summary_status_show(summaryview);
2786 }
2787
2788 void summary_msgs_lock(SummaryView *summaryview)
2789 {
2790         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2791         GList *cur;
2792
2793         folder_item_update_freeze();
2794         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2795                 summary_lock_row(summaryview,
2796                                          GTK_CTREE_NODE(cur->data));
2797         folder_item_update_thaw();
2798
2799         summary_status_show(summaryview);
2800 }
2801
2802 void summary_msgs_unlock(SummaryView *summaryview)
2803 {
2804         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2805         GList *cur;
2806
2807         folder_item_update_freeze();
2808         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2809                 summary_unlock_row(summaryview,
2810                                    GTK_CTREE_NODE(cur->data));
2811         folder_item_update_thaw();
2812
2813         summary_status_show(summaryview);
2814 }
2815
2816 void summary_mark_all_read(SummaryView *summaryview)
2817 {
2818         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2819         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2820         GtkCTreeNode *node;
2821
2822         gtk_clist_freeze(clist);
2823         folder_item_update_freeze();
2824         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2825              node = gtkut_ctree_node_next(ctree, node))
2826                 summary_mark_row_as_read(summaryview, node);
2827         folder_item_update_thaw();
2828         gtk_clist_thaw(clist);
2829
2830         summary_status_show(summaryview);
2831 }
2832
2833 static void summary_mark_row_as_unread(SummaryView *summaryview,
2834                                        GtkCTreeNode *row)
2835 {
2836         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2837         MsgInfo *msginfo;
2838
2839         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2840         if (MSG_IS_DELETED(msginfo->flags)) {
2841                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2842                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2843                 summaryview->deleted--;
2844         }
2845
2846         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2847         && procmsg_msg_has_marked_parent(msginfo))
2848                 summaryview->unreadmarked++;
2849
2850         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2851         debug_print("Message %d is marked as unread\n",
2852                 msginfo->msgnum);
2853
2854         summary_set_row_marks(summaryview, row);
2855 }
2856
2857 void summary_mark_as_unread(SummaryView *summaryview)
2858 {
2859         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2860         GList *cur;
2861
2862         folder_item_update_freeze();
2863         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2864                 summary_mark_row_as_unread(summaryview,
2865                                            GTK_CTREE_NODE(cur->data));
2866         folder_item_update_thaw();
2867
2868         summary_status_show(summaryview);
2869 }
2870
2871 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2872 {
2873         GList * cur;
2874         gboolean found;
2875
2876         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2877
2878         case F_NEWS:
2879
2880                 /*
2881                   security : checks if one the accounts correspond to
2882                   the author of the post
2883                 */
2884
2885                 found = FALSE;
2886                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2887                         PrefsAccount * account;
2888                         gchar * from_name;
2889
2890                         account = cur->data;
2891                         if (account->name && *account->name)
2892                                 from_name =
2893                                         g_strdup_printf("%s <%s>",
2894                                                         account->name,
2895                                                         account->address);
2896                         else
2897                                 from_name =
2898                                         g_strdup_printf("%s",
2899                                                         account->address);
2900
2901                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2902                                 g_free(from_name);
2903                                 found = TRUE;
2904                                 break;
2905                         }
2906                         g_free(from_name);
2907                 }
2908
2909                 if (!found) {
2910                         alertpanel_error(_("You're not the author of the article\n"));
2911                 }
2912
2913                 return found;
2914
2915         default:
2916                 return TRUE;
2917         }
2918 }
2919
2920 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2921 {
2922         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2923         MsgInfo *msginfo;
2924
2925         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2926
2927         if (!check_permission(summaryview, msginfo))
2928                 return;
2929
2930         if (MSG_IS_LOCKED(msginfo->flags)) return;
2931
2932         if (MSG_IS_DELETED(msginfo->flags)) return;
2933
2934         if (MSG_IS_MOVE(msginfo->flags))
2935                 summaryview->moved--;
2936         if (MSG_IS_COPY(msginfo->flags))
2937                 summaryview->copied--;
2938         procmsg_update_unread_children (msginfo, FALSE);
2939
2940         procmsg_msginfo_set_to_folder(msginfo, NULL);
2941         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2942         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2943         summaryview->deleted++;
2944
2945         if (!prefs_common.immediate_exec &&
2946             summaryview->folder_item->stype != F_TRASH)
2947                 summary_set_row_marks(summaryview, row);
2948
2949         debug_print("Message %s/%d is set to delete\n",
2950                     msginfo->folder->path, msginfo->msgnum);
2951 }
2952
2953 void summary_cancel(SummaryView *summaryview)
2954 {
2955         MsgInfo * msginfo;
2956         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2957
2958         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2959                                               summaryview->selected);
2960         if (!msginfo) return;
2961
2962         if (!check_permission(summaryview, msginfo))
2963                 return;
2964
2965         news_cancel_article(summaryview->folder_item->folder, msginfo);
2966
2967         if (summary_is_locked(summaryview)) return;
2968
2969         summary_lock(summaryview);
2970
2971         gtk_clist_freeze(clist);
2972
2973         summary_update_status(summaryview);
2974         summary_status_show(summaryview);
2975
2976         gtk_clist_thaw(clist);
2977
2978         summary_unlock(summaryview);
2979 }
2980
2981 void summary_delete(SummaryView *summaryview)
2982 {
2983         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2984         FolderItem *item = summaryview->folder_item;
2985         GList *cur;
2986         GtkCTreeNode *sel_last = NULL;
2987         GtkCTreeNode *node;
2988
2989         if (!item) return;
2990
2991         if (summary_is_locked(summaryview)) return;
2992
2993         /* if current folder is trash, ask for confirmation */
2994         if (item->stype == F_TRASH) {
2995                 AlertValue aval;
2996                 MsgInfo *msginfo;
2997
2998                 aval = alertpanel(_("Delete message(s)"),
2999                                   _("Do you really want to delete message(s) from the trash?"),
3000                                   _("Yes"), _("No"), NULL);
3001                 if (aval != G_ALERTDEFAULT) return;
3002
3003                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3004                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3005                         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3006                         partial_mark_for_delete(msginfo);
3007                 }
3008
3009         }
3010
3011         main_window_cursor_wait(summaryview->mainwin);
3012
3013         /* next code sets current row focus right. We need to find a row
3014          * that is not deleted. */
3015         folder_item_update_freeze();
3016         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3017                 sel_last = GTK_CTREE_NODE(cur->data);
3018                 summary_delete_row(summaryview, sel_last);
3019         }
3020         folder_item_update_thaw();
3021
3022         node = summary_find_next_msg(summaryview, sel_last);
3023         if (!node)
3024                 node = summary_find_prev_msg(summaryview, sel_last);
3025
3026         summary_select_node(summaryview, node, FALSE, FALSE);
3027
3028         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3029                 summary_execute(summaryview);
3030                 /* after deleting, the anchor may be at an invalid row
3031                  * so reset it to the node we found earlier */
3032                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3033         } else
3034                 summary_status_show(summaryview);
3035
3036         main_window_cursor_normal(summaryview->mainwin);
3037 }
3038
3039 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3040 {
3041         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3042         MsgInfo *msginfo;
3043
3044         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3045         if (MSG_IS_DELETED(msginfo->flags))
3046                 summaryview->deleted--;
3047         if (MSG_IS_MOVE(msginfo->flags))
3048                 summaryview->moved--;
3049         if (MSG_IS_COPY(msginfo->flags))
3050                 summaryview->copied--;
3051         procmsg_update_unread_children (msginfo, FALSE);
3052
3053         procmsg_msginfo_set_to_folder(msginfo, NULL);
3054         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3055         summary_set_row_marks(summaryview, row);
3056
3057         debug_print("Message %s/%d is unmarked\n",
3058                     msginfo->folder->path, msginfo->msgnum);
3059 }
3060
3061 void summary_unmark(SummaryView *summaryview)
3062 {
3063         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3064         GList *cur;
3065
3066         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3067                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3068
3069         summary_status_show(summaryview);
3070 }
3071
3072 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3073                                 FolderItem *to_folder)
3074 {
3075         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3076         MsgInfo *msginfo;
3077
3078         g_return_if_fail(to_folder != NULL);
3079
3080         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3081         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3082         if (MSG_IS_DELETED(msginfo->flags))
3083                 summaryview->deleted--;
3084         if (MSG_IS_COPY(msginfo->flags)) {
3085                 summaryview->copied--;
3086         }
3087         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3088         if (!MSG_IS_MOVE(msginfo->flags)) {
3089                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3090                 summaryview->moved++;
3091         }
3092         if (!prefs_common.immediate_exec) {
3093                 summary_set_row_marks(summaryview, row);
3094         }
3095
3096         debug_print("Message %d is set to move to %s\n",
3097                     msginfo->msgnum, to_folder->path);
3098 }
3099
3100 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3101 {
3102         GList *cur;
3103
3104         if (!to_folder) return;
3105         if (!summaryview->folder_item ||
3106             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3107
3108         if (summary_is_locked(summaryview)) return;
3109
3110         if (summaryview->folder_item == to_folder) {
3111                 alertpanel_error(_("Destination is same as current folder."));
3112                 return;
3113         }
3114
3115         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3116              cur != NULL; cur = cur->next)
3117                 summary_move_row_to
3118                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3119
3120         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3121
3122         if (prefs_common.immediate_exec)
3123                 summary_execute(summaryview);
3124         else {
3125                 summary_status_show(summaryview);
3126         }
3127
3128         if (!summaryview->selected) { /* this was the last message */
3129                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3130                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3131                 if (node)
3132                         summary_select_node(summaryview, node, TRUE, TRUE);
3133         }
3134
3135 }
3136
3137 void summary_move_to(SummaryView *summaryview)
3138 {
3139         FolderItem *to_folder;
3140
3141         if (!summaryview->folder_item ||
3142             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3143
3144         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3145                                          FOLDER_SEL_MOVE, NULL);
3146         summary_move_selected_to(summaryview, to_folder);
3147 }
3148
3149 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3150                                 FolderItem *to_folder)
3151 {
3152         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3153         MsgInfo *msginfo;
3154
3155         g_return_if_fail(to_folder != NULL);
3156
3157         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3158         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3159         if (MSG_IS_DELETED(msginfo->flags))
3160                 summaryview->deleted--;
3161         if (MSG_IS_MOVE(msginfo->flags)) {
3162                 summaryview->moved--;
3163         }
3164         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3165         if (!MSG_IS_COPY(msginfo->flags)) {
3166                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3167                 summaryview->copied++;
3168         }
3169         if (!prefs_common.immediate_exec) {
3170                 summary_set_row_marks(summaryview, row);
3171         }
3172
3173         debug_print("Message %d is set to copy to %s\n",
3174                     msginfo->msgnum, to_folder->path);
3175 }
3176
3177 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3178 {
3179         GList *cur;
3180
3181         if (!to_folder) return;
3182         if (!summaryview->folder_item) return;
3183
3184         if (summary_is_locked(summaryview)) return;
3185
3186         if (summaryview->folder_item == to_folder) {
3187                 alertpanel_error
3188                         (_("Destination to copy is same as current folder."));
3189                 return;
3190         }
3191
3192         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3193              cur != NULL; cur = cur->next)
3194                 summary_copy_row_to
3195                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3196
3197         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3198
3199         if (prefs_common.immediate_exec)
3200                 summary_execute(summaryview);
3201         else {
3202                 summary_status_show(summaryview);
3203         }
3204 }
3205
3206 void summary_copy_to(SummaryView *summaryview)
3207 {
3208         FolderItem *to_folder;
3209
3210         if (!summaryview->folder_item) return;
3211
3212         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3213                                          FOLDER_SEL_COPY, NULL);
3214         summary_copy_selected_to(summaryview, to_folder);
3215 }
3216
3217 void summary_add_address(SummaryView *summaryview)
3218 {
3219         MsgInfo *msginfo;
3220         gchar *from;
3221
3222         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3223                                               summaryview->selected);
3224         if (!msginfo) return;
3225
3226         Xstrdup_a(from, msginfo->from, return);
3227         eliminate_address_comment(from);
3228         extract_address(from);
3229         addressbook_add_contact(msginfo->fromname, from, NULL);
3230 }
3231
3232 void summary_select_all(SummaryView *summaryview)
3233 {
3234         if (!summaryview->folder_item) return;
3235
3236         if (summaryview->folder_item->total_msgs >= 500) {
3237                 STATUSBAR_PUSH(summaryview->mainwin,
3238                                _("Selecting all messages..."));
3239                 main_window_cursor_wait(summaryview->mainwin);
3240         }
3241
3242         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3243
3244         if (summaryview->folder_item->total_msgs >= 500) {
3245                 STATUSBAR_POP(summaryview->mainwin);
3246                 main_window_cursor_normal(summaryview->mainwin);
3247         }
3248 }
3249
3250 void summary_unselect_all(SummaryView *summaryview)
3251 {
3252         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3253 }
3254
3255 void summary_select_thread(SummaryView *summaryview)
3256 {
3257         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3258         GtkCTreeNode *node = summaryview->selected;
3259
3260         if (!node) return;
3261
3262         while (GTK_CTREE_ROW(node)->parent != NULL)
3263                 node = GTK_CTREE_ROW(node)->parent;
3264
3265         if (node != summaryview->selected)
3266                 summary_select_node
3267                         (summaryview, node,
3268                          messageview_is_visible(summaryview->messageview),
3269                          FALSE);
3270
3271         gtk_ctree_select_recursive(ctree, node);
3272
3273         summary_status_show(summaryview);
3274 }
3275
3276 void summary_save_as(SummaryView *summaryview)
3277 {
3278         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3279         MsgInfo *msginfo;
3280         gchar *filename = NULL;
3281         gchar *src, *dest;
3282
3283         AlertValue aval = 0;
3284
3285         if (!summaryview->selected) return;
3286         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3287         if (!msginfo) return;
3288
3289         if (msginfo->subject) {
3290                 Xstrdup_a(filename, msginfo->subject, return);
3291                 subst_for_filename(filename);
3292         }
3293         dest = filesel_select_file(_("Save as"), filename);
3294         if (!dest) return;
3295         if (is_file_exist(dest)) {
3296                 aval = alertpanel(_("Append or Overwrite"),
3297                                   _("Append or overwrite existing file?"),
3298                                   _("Append"), _("Overwrite"), _("Cancel"));
3299                 if (aval != 0 && aval != 1)
3300                         return;
3301         }
3302
3303         src = procmsg_get_message_file(msginfo);
3304         if ( aval==0 ) { /* append */
3305                 if (append_file(src, dest, TRUE) < 0)
3306                         alertpanel_error(_("Can't save the file `%s'."),
3307                                          g_basename(dest));
3308         } else { /* overwrite */
3309                 if (copy_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          * If two or more msgs are selected,
3318          * append them to the output file.
3319          */
3320         if (GTK_CLIST(ctree)->selection->next) {
3321                 GList *item;
3322                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3323                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3324                         if (!msginfo) break;
3325                         src = procmsg_get_message_file(msginfo);
3326                         if (append_file(src, dest, TRUE) < 0)
3327                                 alertpanel_error(_("Can't save the file `%s'."),
3328                                                  g_basename(dest));
3329                 }
3330                 g_free(src);
3331         }
3332 }
3333
3334 void summary_print(SummaryView *summaryview)
3335 {
3336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3337         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3338         MsgInfo *msginfo;
3339         GList *cur;
3340         gchar *cmdline;
3341         gchar *p;
3342
3343         if (clist->selection == NULL) return;
3344
3345         cmdline = input_dialog(_("Print"),
3346                                _("Enter the print command line:\n"
3347                                  "(`%s' will be replaced with file name)"),
3348                                prefs_common.print_cmd);
3349         if (!cmdline) return;
3350         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3351             strchr(p + 2, '%')) {
3352                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3353                                  cmdline);
3354                 g_free(cmdline);
3355                 return;
3356         }
3357
3358         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3359                 msginfo = gtk_ctree_node_get_row_data
3360                         (ctree, GTK_CTREE_NODE(cur->data));
3361                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3362         }
3363
3364         g_free(cmdline);
3365 }
3366
3367 gboolean summary_execute(SummaryView *summaryview)
3368 {
3369         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3370         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3371         GtkCTreeNode *node, *next;
3372         GtkCTreeNode *new_selected = NULL;
3373
3374         if (!summaryview->folder_item) return FALSE;
3375
3376         if (summary_is_locked(summaryview)) return FALSE;
3377         summary_lock(summaryview);
3378
3379         gtk_clist_freeze(clist);
3380
3381         if (summaryview->threaded)
3382                 summary_unthread_for_exec(summaryview);
3383
3384         folder_item_update_freeze();
3385         summary_execute_move(summaryview);
3386         summary_execute_copy(summaryview);
3387         summary_execute_delete(summaryview);
3388         folder_item_update_thaw();
3389
3390         node = GTK_CTREE_NODE(clist->row_list);
3391         for (; node != NULL; node = next) {
3392                 next = gtkut_ctree_node_next(ctree, node);
3393                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3394
3395                 if (node == summaryview->displayed) {
3396                         messageview_clear(summaryview->messageview);
3397                         summaryview->displayed = NULL;
3398                 }
3399                 if (GTK_CTREE_ROW(node)->children != NULL) {
3400                         g_warning("summary_execute(): children != NULL\n");
3401                         continue;
3402                 }
3403
3404                 if (!new_selected &&
3405                     gtkut_ctree_node_is_selected(ctree, node)) {
3406                         gtk_sctree_unselect_all(GTK_SCTREE(ctree));
3407                         new_selected = summary_find_next_msg(summaryview, node);
3408                         if (!new_selected)
3409                                 new_selected = summary_find_prev_msg
3410                                         (summaryview, node);
3411                 }
3412
3413                 gtk_ctree_remove_node(ctree, node);
3414         }
3415
3416         if (new_selected) {
3417                 gtk_sctree_select
3418                         (GTK_SCTREE(ctree),
3419                          summaryview->displayed ? summaryview->displayed
3420                          : new_selected);
3421         }
3422
3423         if (summaryview->threaded)
3424                 summary_thread_build(summaryview);
3425
3426         summaryview->selected = clist->selection ?
3427                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3428
3429         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3430                 menu_set_insensitive_all
3431                         (GTK_MENU_SHELL(summaryview->popupmenu));
3432                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3433         } else
3434                 gtk_widget_grab_focus(summaryview->ctree);
3435
3436         summary_update_status(summaryview);
3437         summary_status_show(summaryview);
3438
3439         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3440
3441         gtk_clist_thaw(clist);
3442
3443         summary_unlock(summaryview);
3444         return TRUE;
3445 }
3446
3447 static void summary_execute_move(SummaryView *summaryview)
3448 {
3449         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3450         GSList *cur;
3451
3452         /* search moving messages and execute */
3453         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3454                                 summaryview);
3455
3456         if (summaryview->mlist) {
3457                 procmsg_move_messages(summaryview->mlist);
3458
3459                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3460                         procmsg_msginfo_free((MsgInfo *)cur->data);
3461                 g_slist_free(summaryview->mlist);
3462                 summaryview->mlist = NULL;
3463         }
3464 }
3465
3466 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3467                                       gpointer data)
3468 {
3469         SummaryView *summaryview = data;
3470         MsgInfo *msginfo;
3471
3472         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3473
3474         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3475                 summaryview->mlist =
3476                         g_slist_prepend(summaryview->mlist, msginfo);
3477                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3478
3479                 if (msginfo->msgid && *msginfo->msgid &&
3480                     node == g_hash_table_lookup(summaryview->msgid_table,
3481                                                 msginfo->msgid))
3482                         g_hash_table_remove(summaryview->msgid_table,
3483                                             msginfo->msgid);
3484         }
3485 }
3486
3487 static void summary_execute_copy(SummaryView *summaryview)
3488 {
3489         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3490
3491         /* search copying messages and execute */
3492         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3493                                 summaryview);
3494
3495         if (summaryview->mlist) {
3496                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3497                 procmsg_copy_messages(summaryview->mlist);
3498
3499                 g_slist_free(summaryview->mlist);
3500                 summaryview->mlist = NULL;
3501         }
3502 }
3503
3504 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3505                                       gpointer data)
3506 {
3507         SummaryView *summaryview = data;
3508         MsgInfo *msginfo;
3509
3510         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3511
3512         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3513                 summaryview->mlist =
3514                         g_slist_prepend(summaryview->mlist, msginfo);
3515
3516                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3517                 summary_set_row_marks(summaryview, node);
3518         }
3519 }
3520
3521 static void summary_execute_delete(SummaryView *summaryview)
3522 {
3523         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3524         FolderItem *trash;
3525         GSList *cur;
3526
3527         trash = summaryview->folder_item->folder->trash;
3528
3529         /* search deleting messages and execute */
3530         gtk_ctree_pre_recursive
3531                 (ctree, NULL, summary_execute_delete_func, summaryview);
3532
3533         if (!summaryview->mlist) return;
3534
3535         if (trash == NULL || summaryview->folder_item == trash)
3536                 folder_item_remove_msgs(summaryview->folder_item,
3537                                         summaryview->mlist);
3538         else
3539                 folder_item_move_msgs(trash, summaryview->mlist);
3540
3541         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3542                 procmsg_msginfo_free((MsgInfo *)cur->data);
3543
3544         g_slist_free(summaryview->mlist);
3545         summaryview->mlist = NULL;
3546 }
3547
3548 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3549                                         gpointer data)
3550 {
3551         SummaryView *summaryview = data;
3552         MsgInfo *msginfo;
3553
3554         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3555
3556         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3557                 summaryview->mlist =
3558                         g_slist_append(summaryview->mlist, msginfo);
3559                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3560
3561                 if (msginfo->msgid && *msginfo->msgid &&
3562                     node == g_hash_table_lookup(summaryview->msgid_table,
3563                                                 msginfo->msgid)) {
3564                         g_hash_table_remove(summaryview->msgid_table,
3565                                             msginfo->msgid);
3566                 }
3567                 if (msginfo->subject && *msginfo->subject &&
3568                     node == subject_table_lookup(summaryview->subject_table,
3569                                                  msginfo->subject)) {
3570                         subject_table_remove(summaryview->subject_table,
3571                                              msginfo->subject);
3572                 }
3573         }
3574 }
3575
3576 /* thread functions */
3577
3578 void summary_thread_build(SummaryView *summaryview)
3579 {
3580         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3581         GtkCTreeNode *node;
3582         GtkCTreeNode *next;
3583         GtkCTreeNode *parent;
3584         MsgInfo *msginfo;
3585
3586         summary_lock(summaryview);
3587
3588         debug_print("Building threads...");
3589         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3590         main_window_cursor_wait(summaryview->mainwin);
3591
3592         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3593                                          summary_tree_expanded, summaryview);
3594         gtk_clist_freeze(GTK_CLIST(ctree));
3595
3596         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3597         while (node) {
3598                 next = GTK_CTREE_ROW(node)->sibling;
3599
3600                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3601
3602                 parent = NULL;
3603
3604                 /* alfons - claws seems to prefer subject threading before
3605                  * inreplyto threading. we should look more deeply in this,
3606                  * because inreplyto should have precedence... */
3607                 if (msginfo && msginfo->inreplyto) {
3608                         parent = g_hash_table_lookup(summaryview->msgid_table,
3609                                                      msginfo->inreplyto);
3610                 }
3611
3612                 if (prefs_common.thread_by_subject && parent == NULL) {
3613                         parent = subject_table_lookup
3614                                 (summaryview->subject_table,
3615                                  msginfo->subject);
3616                 }
3617
3618                 if (parent && parent != node) {
3619                         gtk_ctree_move(ctree, node, parent, NULL);
3620                         gtk_ctree_expand(ctree, node);
3621                 }
3622
3623                 node = next;
3624         }
3625
3626         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3627
3628         while (node) {
3629                 next = GTK_CTREE_NODE_NEXT(node);
3630                 if (!summaryview->thread_collapsed)
3631                         gtk_ctree_expand(ctree, node);
3632                 if (prefs_common.bold_unread &&
3633                     GTK_CTREE_ROW(node)->children)
3634                         summary_set_row_marks(summaryview, node);
3635                 node = next;
3636         }
3637
3638         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3639
3640         gtk_clist_thaw(GTK_CLIST(ctree));
3641         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3642                                            summary_tree_expanded, summaryview);
3643
3644         debug_print("done.\n");
3645         STATUSBAR_POP(summaryview->mainwin);
3646         main_window_cursor_normal(summaryview->mainwin);
3647
3648         summaryview->threaded = TRUE;
3649
3650         summary_unlock(summaryview);
3651 }
3652
3653 static void summary_thread_init(SummaryView *summaryview)
3654 {
3655         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3656         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3657         GtkCTreeNode *next;
3658
3659         if (!summaryview->thread_collapsed) {
3660                 while (node) {
3661                         next = GTK_CTREE_ROW(node)->sibling;
3662                         if (GTK_CTREE_ROW(node)->children)
3663                                 gtk_ctree_expand(ctree, node);
3664                         node = next;
3665                 }
3666         } else if (prefs_common.bold_unread) {
3667                 while (node) {
3668                         next = GTK_CTREE_ROW(node)->sibling;
3669                         if (GTK_CTREE_ROW(node)->children)
3670                                 summary_set_row_marks(summaryview, node);
3671                         node = next;
3672                 }
3673         }
3674 }
3675
3676 void summary_unthread(SummaryView *summaryview)
3677 {
3678         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3679         GtkCTreeNode *node;
3680         GtkCTreeNode *child;
3681         GtkCTreeNode *sibling;
3682         GtkCTreeNode *next_child;
3683
3684         summary_lock(summaryview);
3685
3686         debug_print("Unthreading...");
3687         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3688         main_window_cursor_wait(summaryview->mainwin);
3689
3690         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3691                                          summary_tree_collapsed, summaryview);
3692         gtk_clist_freeze(GTK_CLIST(ctree));
3693
3694         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3695              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3696                 child = GTK_CTREE_ROW(node)->children;
3697                 sibling = GTK_CTREE_ROW(node)->sibling;
3698
3699                 while (child != NULL) {
3700                         next_child = GTK_CTREE_ROW(child)->sibling;
3701                         gtk_ctree_move(ctree, child, NULL, sibling);
3702                         child = next_child;
3703                 }
3704         }
3705
3706         /* CLAWS: and sort it */
3707         gtk_sctree_sort_recursive(ctree, NULL);
3708
3709         gtk_clist_thaw(GTK_CLIST(ctree));
3710         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3711                                            summary_tree_collapsed, summaryview);
3712
3713         debug_print("done.\n");
3714         STATUSBAR_POP(summaryview->mainwin);
3715         main_window_cursor_normal(summaryview->mainwin);
3716
3717         summaryview->threaded = FALSE;
3718
3719         summary_unlock(summaryview);
3720 }
3721
3722 static void summary_unthread_for_exec(SummaryView *summaryview)
3723 {
3724         GtkCTreeNode *node;
3725         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3726
3727         summary_lock(summaryview);
3728
3729         debug_print("Unthreading for execution...");
3730
3731         gtk_clist_freeze(GTK_CLIST(ctree));
3732
3733         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3734              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3735                 summary_unthread_for_exec_func(ctree, node, NULL);
3736         }
3737
3738         gtk_clist_thaw(GTK_CLIST(ctree));
3739
3740         debug_print("done.\n");
3741
3742         summary_unlock(summaryview);
3743 }
3744
3745 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3746                                            gpointer data)
3747 {
3748         MsgInfo *msginfo;
3749         GtkCTreeNode *top_parent;
3750         GtkCTreeNode *child;
3751         GtkCTreeNode *sibling;
3752
3753         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3754
3755         if (!msginfo ||
3756             (!MSG_IS_MOVE(msginfo->flags) &&
3757              !MSG_IS_DELETED(msginfo->flags)))
3758                 return;
3759         child = GTK_CTREE_ROW(node)->children;
3760         if (!child) return;
3761
3762         for (top_parent = node;
3763              GTK_CTREE_ROW(top_parent)->parent != NULL;
3764              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3765                 ;
3766         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3767
3768         while (child != NULL) {
3769                 GtkCTreeNode *next_child;
3770
3771                 next_child = GTK_CTREE_ROW(child)->sibling;
3772                 gtk_ctree_move(ctree, child, NULL, sibling);
3773                 child = next_child;
3774         }
3775 }
3776
3777 void summary_expand_threads(SummaryView *summaryview)
3778 {
3779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3780         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3781
3782         gtk_clist_freeze(GTK_CLIST(ctree));
3783
3784         while (node) {
3785                 if (GTK_CTREE_ROW(node)->children)
3786                         gtk_ctree_expand(ctree, node);
3787                 node = GTK_CTREE_NODE_NEXT(node);
3788         }
3789
3790         gtk_clist_thaw(GTK_CLIST(ctree));
3791
3792         summaryview->thread_collapsed = FALSE;
3793
3794         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3795 }
3796
3797 void summary_collapse_threads(SummaryView *summaryview)
3798 {
3799         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3800         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3801
3802         gtk_clist_freeze(GTK_CLIST(ctree));
3803
3804         while (node) {
3805                 if (GTK_CTREE_ROW(node)->children)
3806                         gtk_ctree_collapse(ctree, node);
3807                 node = GTK_CTREE_ROW(node)->sibling;
3808         }
3809
3810         gtk_clist_thaw(GTK_CLIST(ctree));
3811
3812         summaryview->thread_collapsed = TRUE;
3813
3814         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3815 }
3816
3817 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3818 {
3819         if (!filtering_rules) {
3820                 alertpanel_error(_("No filter rules defined."));
3821                 return;
3822         }
3823
3824         summary_lock(summaryview);
3825
3826         folder_item_update_freeze();
3827
3828         debug_print("filtering...");
3829         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3830         main_window_cursor_wait(summaryview->mainwin);
3831
3832         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3833
3834         if (filtering_rules == NULL) {
3835                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3836                                         GTK_CTREE_FUNC(summary_filter_func),
3837                                         summaryview);
3838
3839                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3840
3841                 if (prefs_common.immediate_exec) {
3842                         summary_unlock(summaryview);
3843                         summary_execute(summaryview);
3844                         summary_lock(summaryview);
3845                 } else
3846                         summary_status_show(summaryview);
3847         }
3848         else {
3849                 if (selected_only) {
3850                         GList *cur;
3851
3852                         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3853                              cur != NULL; cur = cur->next) {
3854                                 summary_filter_func(GTK_CTREE(summaryview->ctree),
3855                                                     GTK_CTREE_NODE(cur->data),
3856                                                     summaryview);
3857                         }
3858                 } else {
3859                         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3860                                                 GTK_CTREE_FUNC(summary_filter_func),
3861                                                 summaryview);
3862                 }
3863                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3864         }
3865
3866         folder_item_update_thaw();
3867         debug_print("done.\n");
3868         STATUSBAR_POP(summaryview->mainwin);
3869         main_window_cursor_normal(summaryview->mainwin);
3870
3871         summary_unlock(summaryview);
3872
3873         /*
3874          * CLAWS: summary_show() only valid after having a lock. ideally
3875          * we want the lock to be context aware...
3876          */
3877         if (filtering_rules) {
3878                 summary_show(summaryview, summaryview->folder_item);
3879         }
3880 }
3881
3882 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3883                                 gpointer data)
3884 {
3885         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3886
3887         filter_message_by_msginfo(filtering_rules, msginfo);
3888 }
3889
3890 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
3891                                  PrefsFilterType type, gint processing_rule)
3892 {
3893         gchar *header = NULL;
3894         gchar *key = NULL;
3895
3896         procmsg_get_filter_keyword(msginfo, &header, &key, type);
3897
3898         if (processing_rule) {
3899                 if (item == NULL)
3900                         prefs_filtering_open(&pre_global_processing,
3901                                              _("Processing rules to apply before folder rules"),
3902                                              header, key);
3903                 else
3904                         prefs_filtering_open(&item->prefs->processing,
3905                                              _("Processing configuration"),
3906                                              header, key);
3907         }
3908         else {
3909                 prefs_filtering_open(&filtering_rules,
3910                                      _("Filtering configuration"),
3911                                        header, key);
3912         }
3913
3914         g_free(header);
3915         g_free(key);
3916 }
3917
3918 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
3919                          gint processing_rule)
3920 {
3921         MsgInfo *msginfo;
3922         FolderItem * item;
3923
3924         if (!summaryview->selected) return;
3925
3926         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3927                                               summaryview->selected);
3928         if (!msginfo) return;
3929
3930         item = summaryview->folder_item;
3931         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
3932 }
3933
3934 /* color label */
3935
3936 #define N_COLOR_LABELS colorlabel_get_color_count()
3937
3938 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3939                                                      gpointer data)
3940 {
3941         guint color = GPOINTER_TO_UINT(data);
3942         SummaryView *summaryview;
3943
3944         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
3945         g_return_if_fail(summaryview != NULL);
3946
3947         /* "dont_toggle" state set? */
3948         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
3949                                 "dont_toggle"))
3950                 return;
3951
3952         summary_set_colorlabel(summaryview, color, NULL);
3953 }
3954
3955 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3956  * for the messsage; not the color index */
3957 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3958                                   guint labelcolor)
3959 {
3960         GdkColor color;
3961         GtkStyle *style, *prev_style, *ctree_style;
3962         MsgInfo *msginfo;
3963         gint color_index;
3964
3965         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3966
3967         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3968         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3969         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3970
3971         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3972                 if (!prev_style) return;
3973                 style = gtk_style_copy(prev_style);
3974                 color = ctree_style->fg[GTK_STATE_NORMAL];
3975                 style->fg[GTK_STATE_NORMAL] = color;
3976                 color = ctree_style->fg[GTK_STATE_SELECTED];
3977                 style->fg[GTK_STATE_SELECTED] = color;
3978         } else {
3979                 if (prev_style)
3980                         style = gtk_style_copy(prev_style);
3981                 else
3982                         style = gtk_style_copy(ctree_style);
3983                 color = colorlabel_get_color(color_index);
3984                 style->fg[GTK_STATE_NORMAL] = color;
3985                 /* get the average of label color and selected fg color
3986                    for visibility */
3987                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
3988                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
3989                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
3990         }
3991
3992         gtk_ctree_node_set_row_style(ctree, node, style);
3993 }
3994
3995 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
3996 {
3997         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3998         MsgInfo *msginfo;
3999
4000         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4001
4002         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4003         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4004 }
4005
4006 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4007                             GtkWidget *widget)
4008 {
4009         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4010         GList *cur;
4011
4012         main_window_cursor_wait(summaryview->mainwin);
4013         folder_item_update_freeze();
4014         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4015                 summary_set_row_colorlabel(summaryview,
4016                                            GTK_CTREE_NODE(cur->data), labelcolor);
4017         folder_item_update_thaw();
4018         main_window_cursor_normal(summaryview->mainwin);
4019 }
4020
4021 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4022                                                           gpointer data)
4023 {
4024         SummaryView *summaryview;
4025         GtkMenuShell *menu;
4026         GtkCheckMenuItem **items;
4027         gint n;
4028         GList *cur, *sel;
4029
4030         summaryview = (SummaryView *)data;
4031         g_return_if_fail(summaryview != NULL);
4032
4033         sel = GTK_CLIST(summaryview->ctree)->selection;
4034         if (!sel) return;
4035
4036         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4037         g_return_if_fail(menu != NULL);
4038
4039         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4040
4041         /* NOTE: don't return prematurely because we set the "dont_toggle"
4042          * state for check menu items */
4043         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4044                             GINT_TO_POINTER(1));
4045
4046         /* clear items. get item pointers. */
4047         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4048                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4049                         gtk_check_menu_item_set_state
4050                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4051                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4052                         n++;
4053                 }
4054         }
4055
4056         if (n == (N_COLOR_LABELS + 1)) {
4057                 /* iterate all messages and set the state of the appropriate
4058                  * items */
4059                 for (; sel != NULL; sel = sel->next) {
4060                         MsgInfo *msginfo;
4061                         gint clabel;
4062
4063                         msginfo = gtk_ctree_node_get_row_data
4064                                 (GTK_CTREE(summaryview->ctree),
4065                                  GTK_CTREE_NODE(sel->data));
4066                         if (msginfo) {
4067                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4068                                 if (!items[clabel]->active)
4069                                         gtk_check_menu_item_set_state
4070                                                 (items[clabel], TRUE);
4071                         }
4072                 }
4073         } else
4074                 g_warning("invalid number of color elements (%d)\n", n);
4075
4076         /* reset "dont_toggle" state */
4077         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4078                             GINT_TO_POINTER(0));
4079 }
4080
4081 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4082 {
4083         GtkWidget *label_menuitem;
4084         GtkWidget *menu;
4085         GtkWidget *item;
4086         gint i;
4087
4088         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4089                                                    "/Color label");
4090         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4091                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4092                            summaryview);
4093         gtk_widget_show(label_menuitem);
4094
4095         menu = gtk_menu_new();
4096
4097         /* create sub items. for the menu item activation callback we pass the
4098          * index of label_colors[] as data parameter. for the None color we
4099          * pass an invalid (high) value. also we attach a data pointer so we
4100          * can always get back the SummaryView pointer. */
4101
4102         item = gtk_check_menu_item_new_with_label(_("None"));
4103         gtk_menu_append(GTK_MENU(menu), item);
4104         gtk_signal_connect(GTK_OBJECT(item), "activate",
4105                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4106                            GUINT_TO_POINTER(0));
4107         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4108         gtk_widget_show(item);
4109
4110         item = gtk_menu_item_new();
4111         gtk_menu_append(GTK_MENU(menu), item);
4112         gtk_widget_show(item);
4113
4114         /* create pixmap/label menu items */
4115         for (i = 0; i < N_COLOR_LABELS; i++) {
4116                 item = colorlabel_create_check_color_menu_item(i);
4117                 gtk_menu_append(GTK_MENU(menu), item);
4118                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4119                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4120                                    GUINT_TO_POINTER(i + 1));
4121                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4122                                     summaryview);
4123                 gtk_widget_show(item);
4124         }
4125
4126         gtk_widget_show(menu);
4127         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4128         summaryview->colorlabel_menu = menu;
4129 }
4130
4131 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4132 {
4133         GtkWidget *ctree;
4134         gint *col_pos = summaryview->col_pos;
4135         SummaryColumnState *col_state;
4136         gchar *titles[N_SUMMARY_COLS];
4137         SummaryColumnType type;
4138         gint pos;
4139
4140         memset(titles, 0, sizeof(titles));
4141
4142         col_state = prefs_summary_column_get_config();
4143         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4144                 summaryview->col_state[pos] = col_state[pos];
4145                 type = col_state[pos].type;
4146                 col_pos[type] = pos;
4147         }
4148         col_state = summaryview->col_state;
4149
4150         ctree = gtk_sctree_new_with_titles
4151                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4152
4153         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4154         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4155                                            GTK_JUSTIFY_CENTER);
4156         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4157                                            GTK_JUSTIFY_CENTER);
4158         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4159                                            GTK_JUSTIFY_CENTER);
4160         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4161                                            GTK_JUSTIFY_CENTER);
4162         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4163                                            GTK_JUSTIFY_RIGHT);
4164         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4165                                            GTK_JUSTIFY_RIGHT);
4166         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4167                                            GTK_JUSTIFY_RIGHT);
4168         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4169                                    SUMMARY_COL_MARK_WIDTH);
4170         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4171                                    SUMMARY_COL_STATUS_WIDTH);
4172         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4173                                    SUMMARY_COL_LOCKED_WIDTH);
4174         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4175                                    SUMMARY_COL_MIME_WIDTH);
4176         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4177                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4178         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4179                                    prefs_common.summary_col_size[S_COL_FROM]);
4180         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4181                                    prefs_common.summary_col_size[S_COL_DATE]);
4182         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4183                                    prefs_common.summary_col_size[S_COL_SIZE]);
4184         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4185                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4186         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4187                                    prefs_common.summary_col_size[S_COL_SCORE]);
4188         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4189         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4190                                      GTK_CTREE_EXPANDER_SQUARE);
4191 #if 0
4192         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4193         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4194                                      GTK_CTREE_EXPANDER_TRIANGLE);
4195 #endif
4196         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4197         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4198
4199         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4200                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4201                                        GTK_CAN_FOCUS);
4202                 gtk_clist_set_column_visibility
4203                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4204         }
4205
4206         /* connect signal to the buttons for sorting */
4207 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4208         gtk_signal_connect \
4209                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4210                  "clicked", \
4211                  GTK_SIGNAL_FUNC(func), \
4212                  summaryview)
4213
4214         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4215         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4216         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4217         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4218         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4219         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4220         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4221         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4222         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4223         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4224
4225 #undef CLIST_BUTTON_SIGNAL_CONNECT
4226
4227         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4228                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4229         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4230                            GTK_SIGNAL_FUNC(summary_button_pressed),
4231                            summaryview);
4232         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4233                            GTK_SIGNAL_FUNC(summary_button_released),
4234                            summaryview);
4235         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4236                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4237         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4238                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4239         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4240                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4241
4242         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4243                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4244                                  summaryview);
4245         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4246                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4247                                  summaryview);
4248
4249         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4250                            GTK_SIGNAL_FUNC(summary_start_drag),
4251                            summaryview);
4252         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4253                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4254                            summaryview);
4255
4256         return ctree;
4257 }
4258
4259 void summary_set_column_order(SummaryView *summaryview)
4260 {
4261         GtkWidget *ctree;
4262         GtkWidget *scrolledwin = summaryview->scrolledwin;
4263         GtkWidget *pixmap;
4264         FolderItem *item;
4265         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4266         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4267
4268         item = summaryview->folder_item;
4269
4270         summary_clear_all(summaryview);
4271         gtk_widget_destroy(summaryview->ctree);
4272
4273         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4274         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4275         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4276                                     summaryview->col_pos[S_COL_MIME], pixmap);
4277         gtk_widget_show(pixmap);
4278         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4279                                             GTK_CLIST(ctree)->hadjustment);
4280         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4281                                             GTK_CLIST(ctree)->vadjustment);
4282         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4283         gtk_widget_show(ctree);
4284
4285         summary_show(summaryview, item);
4286
4287         summary_select_by_msgnum(summaryview, selected_msgnum);
4288         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4289         if (!summaryview->displayed)
4290                 messageview_clear(summaryview->messageview);
4291         else
4292                 summary_redisplay_msg(summaryview);
4293 }
4294
4295
4296 /* callback functions */
4297
4298 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4299                                    SummaryView *summaryview)
4300 {
4301         if (event)
4302                 summary_toggle_view(summaryview);
4303         return TRUE;
4304 }
4305
4306 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4307                                    SummaryView *summaryview)
4308 {
4309         if (!event) return;
4310
4311         if (event->button == 3) {
4312                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4313                 /* right clicked */
4314                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4315                                NULL, NULL, event->button, event->time);
4316         } else if (event->button == 2) {
4317                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4318         } else if (event->button == 1) {
4319                 if (!prefs_common.emulate_emacs &&
4320                     messageview_is_visible(summaryview->messageview))
4321                         summaryview->display_msg = TRUE;
4322         }
4323 }
4324
4325 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4326                                     SummaryView *summaryview)
4327 {
4328 }
4329
4330 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4331 {
4332         summary_key_pressed(summaryview->ctree, event, summaryview);
4333 }
4334
4335 #define BREAK_ON_MODIFIER_KEY() \
4336         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4337
4338 static gint summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4339                                 SummaryView *summaryview)
4340 {
4341         GtkCTree *ctree = GTK_CTREE(widget);
4342         GtkCTreeNode *node;
4343         MessageView *messageview;
4344         TextView *textview;
4345         GtkAdjustment *adj;
4346
4347         if (summary_is_locked(summaryview)) return TRUE;
4348         if (!event) return TRUE;
4349
4350         switch (event->keyval) {
4351         case GDK_Left:          /* Move focus */
4352                 adj = gtk_scrolled_window_get_hadjustment
4353                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4354                 if (adj->lower != adj->value)
4355                         break;
4356                 /* FALLTHROUGH */
4357         case GDK_Escape:
4358                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4359                 return TRUE;
4360         default:
4361                 break;
4362         }
4363
4364         if (!summaryview->selected) {
4365                 node = gtk_ctree_node_nth(ctree, 0);
4366                 if (node)
4367                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4368                 else
4369                         return TRUE;
4370         }
4371
4372         messageview = summaryview->messageview;
4373         textview = messageview->mimeview->textview;
4374
4375         switch (event->keyval) {
4376         case GDK_space:         /* Page down or go to the next */
4377                 if (event->state & GDK_SHIFT_MASK)
4378                         textview_scroll_page(textview, TRUE);
4379                 else {
4380                         if (summaryview->displayed != summaryview->selected) {
4381                                 summary_display_msg(summaryview,
4382                                                     summaryview->selected);
4383                                 break;
4384                         }
4385                         if (!textview_scroll_page(textview, FALSE))
4386                                 summary_select_next_unread(summaryview);
4387                 }
4388                 break;
4389         case GDK_BackSpace:     /* Page up */
4390                 textview_scroll_page(textview, TRUE);
4391                 break;
4392         case GDK_Return:        /* Scroll up/down one line */
4393                 if (summaryview->displayed != summaryview->selected) {
4394                         summary_display_msg(summaryview,
4395                                             summaryview->selected);
4396                         break;
4397                 }
4398                 textview_scroll_one_line
4399                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4400                 break;
4401         case GDK_Delete:
4402                 BREAK_ON_MODIFIER_KEY();
4403                 summary_delete(summaryview);
4404                 break;
4405         default:
4406                 break;
4407         }
4408         return TRUE;
4409 }
4410
4411 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4412 {
4413         SummaryView *summaryview = data;
4414
4415         summary_show(summaryview, summaryview->folder_item);
4416 }
4417
4418 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4419 {
4420         SummaryView *summaryview = (SummaryView *)data;
4421
4422         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4423                 prefs_common.show_searchbar = TRUE;
4424                 quicksearch_show(summaryview->quicksearch);
4425         } else {
4426                 prefs_common.show_searchbar = FALSE;
4427                 quicksearch_hide(summaryview->quicksearch);
4428         }
4429 }
4430
4431 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4432 {
4433         if (summaryview->folder_item->stype == F_OUTBOX ||
4434             summaryview->folder_item->stype == F_DRAFT  ||
4435             summaryview->folder_item->stype == F_QUEUE)
4436                 summary_reedit(summaryview);
4437         else
4438                 summary_open_msg(summaryview);
4439
4440         summaryview->display_msg = FALSE;
4441 }
4442
4443 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4444                                   SummaryView *summaryview)
4445 {
4446         summary_set_row_marks(summaryview, node);
4447 }
4448
4449 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4450                                    SummaryView *summaryview)
4451 {
4452         summary_set_row_marks(summaryview, node);
4453 }
4454
4455 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4456                              gint column, SummaryView *summaryview)
4457 {
4458         MsgInfo *msginfo;
4459
4460         summary_status_show(summaryview);
4461
4462         if (GTK_CLIST(ctree)->selection &&
4463             GTK_CLIST(ctree)->selection->next) {
4464                 summaryview->display_msg = FALSE;
4465                 summary_set_menu_sensitive(summaryview);
4466                 toolbar_main_set_sensitive(summaryview->mainwin);
4467                 return;
4468         }
4469
4470         summaryview->selected = row;
4471
4472         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4473         g_return_if_fail(msginfo != NULL);
4474
4475         switch (column < 0 ? column : summaryview->col_state[column].type) {
4476         case S_COL_MARK:
4477                 if (!MSG_IS_DELETED(msginfo->flags) &&
4478                     !MSG_IS_MOVE(msginfo->flags) &&
4479                     !MSG_IS_COPY(msginfo->flags)) {
4480                         if (MSG_IS_MARKED(msginfo->flags)) {
4481                                 summary_unmark_row(summaryview, row);
4482                         } else {
4483                                 summary_mark_row(summaryview, row);
4484                         }
4485                 }
4486                 break;
4487         case S_COL_STATUS:
4488                 if (MSG_IS_UNREAD(msginfo->flags)) {
4489                         summary_mark_row_as_read(summaryview, row);
4490                         summary_status_show(summaryview);
4491                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4492                          !MSG_IS_FORWARDED(msginfo->flags)) {
4493                         summary_mark_row_as_unread(summaryview, row);
4494                         summary_status_show(summaryview);
4495                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4496                         summary_find_answers(summaryview, msginfo);
4497                         return;
4498                 }
4499                 break;
4500         case S_COL_LOCKED:
4501                 if (MSG_IS_LOCKED(msginfo->flags)) {
4502                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4503                         summary_set_row_marks(summaryview, row);
4504                 }
4505                 else
4506                         summary_lock_row(summaryview, row);
4507                 break;
4508         default:
4509                 break;
4510         }
4511
4512         if (summaryview->display_msg ||
4513             (prefs_common.always_show_msg &&
4514              messageview_is_visible(summaryview->messageview))) {
4515                 summaryview->display_msg = FALSE;
4516                 if (summaryview->displayed != row) {
4517                         summary_display_msg(summaryview, row);
4518                         return;
4519                 }
4520         }
4521
4522         summary_set_menu_sensitive(summaryview);
4523         toolbar_main_set_sensitive(summaryview->mainwin);
4524 }
4525
4526 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4527                                 SummaryView *summaryview)
4528 {
4529         SummaryColumnType type = summaryview->col_state[column].type;
4530
4531         prefs_common.summary_col_size[type] = width;
4532 }
4533
4534
4535 /*
4536  * \brief get List of msginfo selected in SummaryView
4537  *
4538  * \param summaryview
4539  *
4540  * \return GSList holding MsgInfo
4541  */
4542 GSList *summary_get_selection(SummaryView *summaryview)
4543 {
4544         GList *sel = NULL;
4545         GSList *msginfo_list = NULL;
4546
4547         g_return_val_if_fail(summaryview != NULL, NULL);
4548
4549         sel = GTK_CLIST(summaryview->ctree)->selection;
4550
4551         g_return_val_if_fail(sel != NULL, NULL);
4552
4553         for ( ; sel != NULL; sel = sel->next)
4554                 msginfo_list =
4555                         g_slist_append(msginfo_list,
4556                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4557                                                                    GTK_CTREE_NODE(sel->data)));
4558         return msginfo_list;
4559 }
4560
4561 static void summary_reply_cb(SummaryView *summaryview, guint action,
4562                              GtkWidget *widget)
4563 {
4564         MessageView *msgview = (MessageView*)summaryview->messageview;
4565         GSList *msginfo_list;
4566         gchar *body;
4567
4568         g_return_if_fail(msgview != NULL);
4569
4570         msginfo_list = summary_get_selection(summaryview);
4571         g_return_if_fail(msginfo_list != NULL);
4572
4573         body = messageview_get_selection(msgview);
4574
4575         compose_reply_mode((ComposeMode)action, msginfo_list, body);
4576         g_free(body);
4577         g_slist_free(msginfo_list);
4578 }
4579
4580 static void summary_show_all_header_cb(SummaryView *summaryview,
4581                                        guint action, GtkWidget *widget)
4582 {
4583         summary_display_msg_selected(summaryview,
4584                                      GTK_CHECK_MENU_ITEM(widget)->active);
4585 }
4586
4587 static void summary_add_address_cb(SummaryView *summaryview,
4588                                    guint action, GtkWidget *widget)
4589 {
4590         summary_add_address(summaryview);
4591 }
4592
4593 static void summary_create_filter_cb(SummaryView *summaryview,
4594                                      guint action, GtkWidget *widget)
4595 {
4596         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4597 }
4598
4599 static void summary_create_processing_cb(SummaryView *summaryview,
4600                                          guint action, GtkWidget *widget)
4601 {
4602         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4603 }
4604
4605 static void summary_sort_by_column_click(SummaryView *summaryview,
4606                                          FolderSortKey sort_key)
4607 {
4608         if (summaryview->sort_key == sort_key)
4609                 summary_sort(summaryview, sort_key,
4610                              summaryview->sort_type == SORT_ASCENDING
4611                              ? SORT_DESCENDING : SORT_ASCENDING);
4612         else
4613                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4614 }
4615
4616 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4617 {
4618         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4619 }
4620
4621 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4622 {
4623         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4624 }
4625
4626 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4627 {
4628         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4629 }
4630
4631 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4632 {
4633         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4634 }
4635
4636 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4637 {
4638         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4639 }
4640
4641 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4642 {
4643         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4644 }
4645
4646 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4647 {
4648         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4649 }
4650
4651 static void summary_subject_clicked(GtkWidget *button,
4652                                     SummaryView *summaryview)
4653 {
4654         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4655 }
4656
4657 static void summary_score_clicked(GtkWidget *button,
4658                                   SummaryView *summaryview)
4659 {
4660         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4661 }
4662
4663 static void summary_locked_clicked(GtkWidget *button,
4664                                    SummaryView *summaryview)
4665 {
4666         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4667 }
4668
4669 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4670                                SummaryView *summaryview)
4671 {
4672         GdkDragContext *context;
4673
4674         g_return_if_fail(summaryview != NULL);
4675         g_return_if_fail(summaryview->folder_item != NULL);
4676         g_return_if_fail(summaryview->folder_item->folder != NULL);
4677         if (summaryview->selected == NULL) return;
4678
4679         context = gtk_drag_begin(widget, summaryview->target_list,
4680                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4681         gtk_drag_set_icon_default(context);
4682 }
4683
4684 static void summary_drag_data_get(GtkWidget        *widget,
4685                                   GdkDragContext   *drag_context,
4686                                   GtkSelectionData *selection_data,
4687                                   guint             info,
4688                                   guint             time,
4689                                   SummaryView      *summaryview)
4690 {
4691         if (info == TARGET_MAIL_URI_LIST) {
4692                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4693                 GList *cur;
4694                 MsgInfo *msginfo;
4695                 gchar *mail_list = NULL, *tmp1, *tmp2;
4696
4697                 for (cur = GTK_CLIST(ctree)->selection;
4698                      cur != NULL; cur = cur->next) {
4699                         msginfo = gtk_ctree_node_get_row_data
4700                                 (ctree, GTK_CTREE_NODE(cur->data));
4701                         tmp2 = procmsg_get_message_file(msginfo);
4702                         if (!tmp2) continue;
4703                         tmp1 = g_strconcat("file://", tmp2, NULL);
4704                         g_free(tmp2);
4705
4706                         if (!mail_list) {
4707                                 mail_list = tmp1;
4708                         } else {
4709                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4710                                 g_free(mail_list);
4711                                 g_free(tmp1);
4712                                 mail_list = tmp2;
4713                         }
4714                 }
4715
4716                 if (mail_list != NULL) {
4717                         gtk_selection_data_set(selection_data,
4718                                                selection_data->target, 8,
4719                                                mail_list, strlen(mail_list));
4720                         g_free(mail_list);
4721                 }
4722         } else if (info == TARGET_DUMMY) {
4723                 if (GTK_CLIST(summaryview->ctree)->selection)
4724                         gtk_selection_data_set(selection_data,
4725                                                selection_data->target, 8,
4726                                                "Dummy", 6);
4727         }
4728 }
4729
4730
4731 /* custom compare functions for sorting */
4732
4733 #define CMP_FUNC_DEF(func_name, val)                                     \
4734 static gint func_name(GtkCList *clist,                                   \
4735                       gconstpointer ptr1, gconstpointer ptr2)            \
4736 {                                                                        \
4737         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4738         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4739                                                                          \
4740         if (!msginfo1 || !msginfo2)                                      \
4741                 return -1;                                               \
4742                                                                          \
4743         return (val);                                                    \
4744 }
4745
4746 CMP_FUNC_DEF(summary_cmp_by_mark,
4747              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4748 CMP_FUNC_DEF(summary_cmp_by_status,
4749              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4750 CMP_FUNC_DEF(summary_cmp_by_mime,
4751              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4752 CMP_FUNC_DEF(summary_cmp_by_label,
4753              MSG_GET_COLORLABEL(msginfo1->flags) -
4754              MSG_GET_COLORLABEL(msginfo2->flags))
4755 CMP_FUNC_DEF(summary_cmp_by_locked,
4756              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4757
4758 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4759 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4760 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4761
4762 #undef CMP_FUNC_DEF
4763 #define CMP_FUNC_DEF(func_name, var_name)                                \
4764 static gint func_name(GtkCList *clist,                                   \
4765                       gconstpointer ptr1, gconstpointer ptr2)            \
4766 {                                                                        \
4767         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4768         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4769                                                                          \
4770         if (!msginfo1->var_name)                                         \
4771                 return (msginfo2->var_name != NULL);                     \
4772         if (!msginfo2->var_name)                                         \
4773                 return -1;                                               \
4774                                                                          \
4775         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
4776 }
4777
4778 CMP_FUNC_DEF(summary_cmp_by_to, to);
4779
4780 #undef CMP_FUNC_DEF
4781
4782 static gint summary_cmp_by_subject(GtkCList *clist,
4783                                    gconstpointer ptr1,
4784                                    gconstpointer ptr2)
4785 {
4786         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4787         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4788
4789         if (!msginfo1->subject)
4790                 return (msginfo2->subject != NULL);
4791         if (!msginfo2->subject)
4792                 return -1;
4793
4794         return subject_compare_for_sort
4795                 (msginfo1->subject, msginfo2->subject);
4796 }
4797
4798 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4799                                 gconstpointer ptr2)
4800 {
4801         const gchar *str1, *str2;
4802         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4803         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4804         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
4805
4806         g_return_val_if_fail(sv, -1);
4807
4808         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4809         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4810
4811         if (!str1)
4812                 return str2 != NULL;
4813
4814         if (!str2)
4815                 return -1;
4816
4817         return strcasecmp(str1, str2);
4818 }
4819
4820 static gint summary_cmp_by_simplified_subject
4821         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4822 {
4823         const FolderItemPrefs *prefs;
4824         const gchar *str1, *str2;
4825         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4826         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4827         const MsgInfo *msginfo1 = r1->data;
4828         const MsgInfo *msginfo2 = r2->data;
4829         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
4830
4831         g_return_val_if_fail(sv, -1);
4832         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4833
4834         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4835         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4836
4837         if (!str1)
4838                 return str2 != NULL;
4839
4840         if (!str2)
4841                 return -1;
4842
4843         prefs = msginfo1->folder->prefs;
4844         if (!prefs)
4845                 prefs = msginfo2->folder->prefs;
4846         if (!prefs)
4847                 return -1;
4848
4849         return subject_compare_for_sort(str1, str2);
4850 }
4851
4852 static gint summary_cmp_by_score(GtkCList *clist,
4853                                  gconstpointer ptr1, gconstpointer ptr2)
4854 {
4855         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4856         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4857         int diff;
4858
4859         /* if score are equal, sort by date */
4860
4861         diff = msginfo1->threadscore - msginfo2->threadscore;
4862         if (diff != 0)
4863                 return diff;
4864         else
4865                 return summary_cmp_by_date(clist, ptr1, ptr2);
4866 }
4867
4868 static void news_flag_crosspost(MsgInfo *msginfo)
4869 {
4870         GString *line;
4871         gpointer key;
4872         gpointer value;
4873         Folder *mff;
4874
4875         g_return_if_fail(msginfo != NULL);
4876         g_return_if_fail(msginfo->folder != NULL);
4877         g_return_if_fail(msginfo->folder->folder != NULL);
4878         mff = msginfo->folder->folder;
4879         g_return_if_fail(mff->klass->type == F_NEWS);
4880
4881         if (mff->account->mark_crosspost_read) {
4882                 line = g_string_sized_new(128);
4883                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4884                 debug_print("nfcp: checking <%s>", line->str);
4885                 if (mff->newsart &&
4886                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4887                         debug_print(" <%s>", (gchar *)value);
4888                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4889                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4890                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4891                         }
4892                         g_hash_table_remove(mff->newsart, key);
4893                         g_free(key);
4894                 }
4895                 g_string_free(line, TRUE);
4896                 debug_print("\n");
4897         }
4898 }
4899
4900 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4901 {
4902         SummaryView *summaryview = (SummaryView *) data;
4903         MsgInfo *msginfo;
4904
4905         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4906
4907         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4908                 summaryview->unreadmarked--;
4909
4910         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4911         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4912
4913         summary_set_row_marks(summaryview, row);
4914         debug_print("Message %d is marked as ignore thread\n",
4915             msginfo->msgnum);
4916 }
4917
4918 static void summary_ignore_thread(SummaryView *summaryview)
4919 {
4920         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4921         GList *cur;
4922
4923         folder_item_update_freeze();
4924
4925         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4926                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4927                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
4928                                         summaryview);
4929
4930         folder_item_update_thaw();
4931
4932         summary_status_show(summaryview);
4933 }
4934
4935 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4936 {
4937         SummaryView *summaryview = (SummaryView *) data;
4938         MsgInfo *msginfo;
4939
4940         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4941
4942         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4943                 summaryview->unreadmarked++;
4944
4945         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
4946
4947         summary_set_row_marks(summaryview, row);
4948         debug_print("Message %d is marked as unignore thread\n",
4949             msginfo->msgnum);
4950 }
4951
4952 static void summary_unignore_thread(SummaryView *summaryview)
4953 {
4954         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4955         GList *cur;
4956
4957         folder_item_update_freeze();
4958
4959         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4960                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4961                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
4962                                         summaryview);
4963
4964         folder_item_update_thaw();
4965
4966         summary_status_show(summaryview);
4967 }
4968
4969 static void summary_check_ignore_thread_func
4970                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4971 {
4972         MsgInfo *msginfo;
4973         gint *found_ignore = (gint *) data;
4974
4975         if (*found_ignore) return;
4976         else {
4977                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
4978                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
4979         }
4980 }
4981
4982 void summary_toggle_ignore_thread(SummaryView *summaryview)
4983 {
4984         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4985         GList *cur;
4986         gint found_ignore = 0;
4987
4988         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4989                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4990                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
4991                                         &found_ignore);
4992
4993         if (found_ignore)
4994                 summary_unignore_thread(summaryview);
4995         else
4996                 summary_ignore_thread(summaryview);
4997 }
4998
4999 #if 0 /* OLD PROCESSING */
5000 static gboolean processing_apply_func(GNode *node, gpointer data)
5001 {
5002         FolderItem *item;
5003         GSList * processing;
5004         SummaryView * summaryview = (SummaryView *) data;
5005
5006         if (node == NULL)
5007                 return FALSE;
5008
5009         item = node->data;
5010         /* prevent from the warning */
5011         if (item->path == NULL)
5012                 return FALSE;
5013         processing = item->prefs->processing;
5014
5015
5016         if (processing != NULL) {
5017                 gchar * buf;
5018                 GSList * mlist;
5019                 GSList * cur;
5020
5021                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5022                 debug_print(buf);
5023                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5024                 g_free(buf);
5025
5026 /*
5027                 mlist = item->folder->get_msg_list(item->folder, item,
5028                                                    TRUE);
5029 */
5030                 mlist = folder_item_get_msg_list(item);
5031                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5032                         MsgInfo * msginfo;
5033
5034                         msginfo = (MsgInfo *) cur->data;
5035                         filter_message_by_msginfo(processing, msginfo, NULL);
5036                         procmsg_msginfo_free(msginfo);
5037                 }
5038
5039                 g_slist_free(mlist);
5040
5041                 STATUSBAR_POP(summaryview->mainwin);
5042         }
5043
5044
5045         return FALSE;
5046 }
5047
5048 void processing_apply(SummaryView * summaryview)
5049 {
5050         GList * cur;
5051
5052         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5053                 Folder *folder;
5054
5055                 folder = (Folder *) cur->data;
5056                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5057                                 processing_apply_func, summaryview);
5058         }
5059 }
5060 #endif
5061
5062 void summary_toggle_show_read_messages(SummaryView *summaryview)
5063 {
5064         if (summaryview->folder_item->hide_read_msgs)
5065                 summaryview->folder_item->hide_read_msgs = 0;
5066         else
5067                 summaryview->folder_item->hide_read_msgs = 1;
5068         summary_show(summaryview, summaryview->folder_item);
5069 }
5070
5071 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5072                                              guint action)
5073 {
5074         GtkWidget *widget;
5075
5076         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5077                                            "/View/Hide read messages");
5078         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5079                             GINT_TO_POINTER(1));
5080         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5081         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5082                             GINT_TO_POINTER(0));
5083 }
5084
5085 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5086 {
5087         GtkWidget *ctree = summaryview->ctree;
5088         GtkWidget *pixmap;
5089
5090         gtk_widget_destroy(summaryview->folder_pixmap);
5091
5092         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5093         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5094         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5095         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5096         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5097         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5098         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5099         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5100         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5101         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5102         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5103         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5104
5105         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5106         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5107         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5108         gtk_widget_show(pixmap);
5109         summaryview->folder_pixmap = pixmap;
5110
5111         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5112         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5113                               summaryview->quick_search_pixmap);
5114         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5115         gtk_widget_show(pixmap);
5116         summaryview->quick_search_pixmap = pixmap;
5117
5118         folderview_unselect(summaryview->folderview);
5119         folderview_select(summaryview->folderview, summaryview->folder_item);
5120         summary_set_column_titles(summaryview);
5121 }
5122
5123 /*
5124  * Harvest addresses for selected messages in summary view.
5125  */
5126 void summary_harvest_address(SummaryView *summaryview)
5127 {
5128         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5129         GList *cur;
5130         GList *msgList;
5131         MsgInfo *msginfo;
5132
5133         msgList = NULL;
5134         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5135                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5136                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5137         }
5138         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5139         g_list_free( msgList );
5140 }
5141
5142 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5143 {
5144         int err;
5145         gchar buf[BUFFSIZE];
5146         regex_t *preg = NULL;
5147
5148         preg = g_new0(regex_t, 1);
5149
5150         err = string_match_precompile(simplify_subject_regexp,
5151                                       preg, REG_EXTENDED);
5152         if (err) {
5153                 regerror(err, preg, buf, BUFFSIZE);
5154                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5155                 g_free(preg);
5156                 preg = NULL;
5157         }
5158
5159         return preg;
5160 }
5161
5162 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5163 {
5164         g_return_if_fail(summaryview != NULL);
5165         g_return_if_fail(item != NULL);
5166
5167         /* Subject simplification */
5168         if(summaryview->simplify_subject_preg) {
5169                 regfree(summaryview->simplify_subject_preg);
5170                 g_free(summaryview->simplify_subject_preg);
5171                 summaryview->simplify_subject_preg = NULL;
5172         }
5173         if(item->prefs && item->prefs->simplify_subject_regexp &&
5174            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5175                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5176
5177         /* Sorting */
5178         summaryview->sort_key = item->sort_key;
5179         summaryview->sort_type = item->sort_type;
5180
5181         /* Threading */
5182         summaryview->threaded = item->threaded;
5183         summaryview->thread_collapsed = item->thread_collapsed;
5184
5185         /* Scoring */
5186 #if 0
5187         if (global_scoring || item->prefs->scoring) {
5188                 summaryview->important_score = prefs_common.important_score;
5189                 if (item->prefs->important_score >
5190                     summaryview->important_score)
5191                         summaryview->important_score =
5192                                 item->prefs->important_score;
5193         }
5194 #endif
5195 }
5196
5197 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5198 {
5199         /* Sorting */
5200         item->sort_key = summaryview->sort_key;
5201         item->sort_type = summaryview->sort_type;
5202
5203         /* Threading */
5204         item->threaded = summaryview->threaded;
5205         item->thread_collapsed = summaryview->thread_collapsed;
5206 }
5207
5208 static gboolean summary_update_msg(gpointer source, gpointer data)
5209 {
5210         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5211         SummaryView *summaryview = (SummaryView *)data;
5212         GtkCTreeNode *node;
5213
5214         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5215         g_return_val_if_fail(summaryview != NULL, FALSE);
5216
5217         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5218                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5219
5220                 if (node)
5221                         summary_set_row_marks(summaryview, node);
5222         }
5223
5224         return FALSE;
5225 }
5226
5227 /*!
5228  *\brief        change summaryview to display your answer(s) to a message
5229  *
5230  *\param        summaryview The SummaryView ;)
5231  *\param        msginfo The message for which answers are searched
5232  *
5233  */
5234 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5235 {
5236         FolderItem *sent_folder = NULL;
5237         PrefsAccount *account = NULL;
5238         GtkCTreeNode *node = NULL;
5239         char *buf = NULL;
5240         if (msg == NULL || msg->msgid == NULL)
5241                 return;
5242
5243         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5244         if (account == NULL)
5245                 return;
5246         sent_folder = account_get_special_folder
5247                                 (account, F_OUTBOX);
5248
5249         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5250
5251         if (sent_folder != summaryview->folder_item) {
5252                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5253         }
5254
5255         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5256
5257         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5258         g_free(buf);
5259
5260         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5261         if (node)
5262                 summary_select_node(summaryview, node, TRUE, TRUE);
5263 }