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
  87 #define SUMMARY_COL_MARK_WIDTH          10
  88 #define SUMMARY_COL_STATUS_WIDTH        13
  89 #define SUMMARY_COL_LOCKED_WIDTH        13
  90 #define SUMMARY_COL_MIME_WIDTH          11
  91
  92
  93 static GtkStyle *bold_style;
  94 static GtkStyle *bold_marked_style;
  95 static GtkStyle *bold_deleted_style;
  96 static GtkStyle *small_style;
  97 static GtkStyle *small_marked_style;
  98 static GtkStyle *small_deleted_style;
  99
 100 static GdkPixmap *markxpm;
 101 static GdkBitmap *markxpmmask;
 102 static GdkPixmap *deletedxpm;
 103 static GdkBitmap *deletedxpmmask;
 104
 105 static GdkPixmap *newxpm;
 106 static GdkBitmap *newxpmmask;
 107 static GdkPixmap *unreadxpm;
 108 static GdkBitmap *unreadxpmmask;
 109 static GdkPixmap *repliedxpm;
 110 static GdkBitmap *repliedxpmmask;
 111 static GdkPixmap *forwardedxpm;
 112 static GdkBitmap *forwardedxpmmask;
 113 static GdkPixmap *ignorethreadxpm;
 114 static GdkBitmap *ignorethreadxpmmask;
 115 static GdkPixmap *lockedxpm;
 116 static GdkBitmap *lockedxpmmask;
 117
 118 static GdkPixmap *clipxpm;
 119 static GdkBitmap *clipxpmmask;
 120 static GdkPixmap *keyxpm;
 121 static GdkBitmap *keyxpmmask;
 122 static GdkPixmap *clipkeyxpm;
 123 static GdkBitmap *clipkeyxpmmask;
 124 static GdkPixmap *gpgsignedxpm;
 125 static GdkBitmap *gpgsignedxpmmask;
 126
 127 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 128                                          GtkCTreeNode           *node,
 129                                          gpointer                data);
 130 static void summary_set_marks_func      (GtkCTree               *ctree,
 131                                          GtkCTreeNode           *node,
 132                                          gpointer                data);
 133
 134 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 135
 136 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 137                                              guint action);
 138
 139 static guint summary_get_msgnum         (SummaryView            *summaryview,
 140                                          GtkCTreeNode           *node);
 141
 142 static GtkCTreeNode *summary_find_prev_msg
 143                                         (SummaryView            *summaryview,
 144                                          GtkCTreeNode           *current_node);
 145 static GtkCTreeNode *summary_find_next_msg
 146                                         (SummaryView            *summaryview,
 147                                          GtkCTreeNode           *current_node);
 148
 149 static GtkCTreeNode *summary_find_prev_flagged_msg
 150                                         (SummaryView    *summaryview,
 151                                          GtkCTreeNode   *current_node,
 152                                          MsgPermFlags    flags,
 153                                          gboolean        start_from_prev);
 154 static GtkCTreeNode *summary_find_next_flagged_msg
 155                                         (SummaryView    *summaryview,
 156                                          GtkCTreeNode   *current_node,
 157                                          MsgPermFlags    flags,
 158                                          gboolean        start_from_next);
 159
 160 static GtkCTreeNode *summary_find_msg_by_msgnum
 161                                         (SummaryView            *summaryview,
 162                                          guint                   msgnum);
 163
 164 static void summary_update_status       (SummaryView            *summaryview);
 165
 166 /* display functions */
 167 static void summary_status_show         (SummaryView            *summaryview);
 168 static void summary_set_column_titles   (SummaryView            *summaryview);
 169 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 170                                          GSList                 *mlist);
 171 static void summary_set_header          (SummaryView            *summaryview,
 172                                          gchar                  *text[],
 173                                          MsgInfo                *msginfo);
 174 static void summary_display_msg         (SummaryView            *summaryview,
 175                                          GtkCTreeNode           *row);
 176 static void summary_display_msg_full    (SummaryView            *summaryview,
 177                                          GtkCTreeNode           *row,
 178                                          gboolean                new_window,
 179                                          gboolean                all_headers);
 180 static void summary_set_row_marks       (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182
 183 /* message handling */
 184 static void summary_mark_row            (SummaryView            *summaryview,
 185                                          GtkCTreeNode           *row);
 186 static void summary_lock_row            (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188 static void summary_unlock_row          (SummaryView            *summaryview,
 189                                          GtkCTreeNode           *row);
 190 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_delete_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_unmark_row          (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_move_row_to         (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row,
 200                                          FolderItem             *to_folder);
 201 static void summary_copy_row_to         (SummaryView            *summaryview,
 202                                          GtkCTreeNode           *row,
 203                                          FolderItem             *to_folder);
 204
 205 static void summary_execute_move        (SummaryView            *summaryview);
 206 static void summary_execute_move_func   (GtkCTree               *ctree,
 207                                          GtkCTreeNode           *node,
 208                                          gpointer                data);
 209 static void summary_execute_copy        (SummaryView            *summaryview);
 210 static void summary_execute_copy_func   (GtkCTree               *ctree,
 211                                          GtkCTreeNode           *node,
 212                                          gpointer                data);
 213 static void summary_execute_delete      (SummaryView            *summaryview);
 214 static void summary_execute_delete_func (GtkCTree               *ctree,
 215                                          GtkCTreeNode           *node,
 216                                          gpointer                data);
 217
 218 static void summary_thread_init         (SummaryView            *summaryview);
 219 static void summary_ignore_thread       (SummaryView            *summaryview);
 220 static void summary_unignore_thread     (SummaryView            *summaryview);
 221
 222 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 223 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 224                                                  GtkCTreeNode   *node,
 225                                                  gpointer        data);
 226
 227 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 228                               GSList * mlist);
 229
 230 #if 0
 231 void summary_processing(SummaryView *summaryview, GSList * mlist);
 232 #endif
 233 static void summary_filter_func         (GtkCTree               *ctree,
 234                                          GtkCTreeNode           *node,
 235                                          gpointer                data);
 236
 237 static void summary_colorlabel_menu_item_activate_cb
 238                                           (GtkWidget    *widget,
 239                                            gpointer      data);
 240 static void summary_colorlabel_menu_item_activate_item_cb
 241                                           (GtkMenuItem  *label_menu_item,
 242                                            gpointer      data);
 243 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 244
 245 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 246
 247 /* callback functions */
 248 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 249                                          GdkEventButton         *event,
 250                                          SummaryView            *summaryview);
 251 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 252                                          GdkEventButton         *event,
 253                                          SummaryView            *summaryview);
 254 static gboolean summary_button_released (GtkWidget              *ctree,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 258                                          GdkEventKey            *event,
 259                                          SummaryView            *summaryview);
 260 static void summary_open_row            (GtkSCTree              *sctree,
 261                                          SummaryView            *summaryview);
 262 static void summary_tree_expanded       (GtkCTree               *ctree,
 263                                          GtkCTreeNode           *node,
 264                                          SummaryView            *summaryview);
 265 static void summary_tree_collapsed      (GtkCTree               *ctree,
 266                                          GtkCTreeNode           *node,
 267                                          SummaryView            *summaryview);
 268 static void summary_selected            (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *row,
 270                                          gint                    column,
 271                                          SummaryView            *summaryview);
 272 static void summary_col_resized         (GtkCList               *clist,
 273                                          gint                    column,
 274                                          gint                    width,
 275                                          SummaryView            *summaryview);
 276 static void summary_reply_cb            (SummaryView            *summaryview,
 277                                          guint                   action,
 278                                          GtkWidget              *widget);
 279 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 280                                          guint                   action,
 281                                          GtkWidget              *widget);
 282
 283 static void summary_add_address_cb      (SummaryView            *summaryview,
 284                                          guint                   action,
 285                                          GtkWidget              *widget);
 286 static void summary_create_filter_cb    (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_create_processing_cb(SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_mark_clicked        (GtkWidget              *button,
 294                                          SummaryView            *summaryview);
 295 static void summary_status_clicked      (GtkWidget              *button,
 296                                          SummaryView            *summaryview);
 297 static void summary_mime_clicked        (GtkWidget              *button,
 298                                          SummaryView            *summaryview);
 299 static void summary_num_clicked         (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_score_clicked       (GtkWidget *button,
 302                                          SummaryView *summaryview);
 303 static void summary_size_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_date_clicked        (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_from_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_subject_clicked     (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_locked_clicked      (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315
 316 static void summary_start_drag          (GtkWidget        *widget,
 317                                          int button,
 318                                          GdkEvent *event,
 319                                          SummaryView      *summaryview);
 320 static void summary_drag_data_get       (GtkWidget        *widget,
 321                                          GdkDragContext   *drag_context,
 322                                          GtkSelectionData *selection_data,
 323                                          guint             info,
 324                                          guint             time,
 325                                          SummaryView      *summaryview);
 326
 327 /* custom compare functions for sorting */
 328
 329 static gint summary_cmp_by_mark         (GtkCList               *clist,
 330                                          gconstpointer           ptr1,
 331                                          gconstpointer           ptr2);
 332 static gint summary_cmp_by_status       (GtkCList               *clist,
 333                                          gconstpointer           ptr1,
 334                                          gconstpointer           ptr2);
 335 static gint summary_cmp_by_mime         (GtkCList               *clist,
 336                                          gconstpointer           ptr1,
 337                                          gconstpointer           ptr2);
 338 static gint summary_cmp_by_num          (GtkCList               *clist,
 339                                          gconstpointer           ptr1,
 340                                          gconstpointer           ptr2);
 341 static gint summary_cmp_by_size         (GtkCList               *clist,
 342                                          gconstpointer           ptr1,
 343                                          gconstpointer           ptr2);
 344 static gint summary_cmp_by_date         (GtkCList               *clist,
 345                                          gconstpointer           ptr1,
 346                                          gconstpointer           ptr2);
 347 static gint summary_cmp_by_from         (GtkCList               *clist,
 348                                          gconstpointer           ptr1,
 349                                          gconstpointer           ptr2);
 350 static gint summary_cmp_by_simplified_subject
 351                                         (GtkCList               *clist,
 352                                          gconstpointer           ptr1,
 353                                          gconstpointer           ptr2);
 354 static gint summary_cmp_by_score        (GtkCList               *clist,
 355                                          gconstpointer           ptr1,
 356                                          gconstpointer           ptr2);
 357 static gint summary_cmp_by_label        (GtkCList               *clist,
 358                                          gconstpointer           ptr1,
 359                                          gconstpointer           ptr2);
 360 static gint summary_cmp_by_to           (GtkCList               *clist,
 361                                          gconstpointer           ptr1,
 362                                          gconstpointer           ptr2);
 363 static gint summary_cmp_by_subject      (GtkCList               *clist,
 364                                          gconstpointer           ptr1,
 365                                          gconstpointer           ptr2);
 366 static gint summary_cmp_by_locked       (GtkCList               *clist,
 367                                          gconstpointer           ptr1,
 368                                          gconstpointer           ptr2);
 369
 370 static void news_flag_crosspost         (MsgInfo *msginfo);
 371
 372 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 373                                          gpointer        data);
 374 static void tog_searchbar_cb            (GtkWidget      *w,
 375                                          gpointer        data);
 376
 377 static void summary_find_answers        (SummaryView    *summaryview,
 378                                          MsgInfo        *msg);
 379
 380 static gboolean summary_update_msg      (gpointer source, gpointer data);
 381
 382 GtkTargetEntry summary_drag_types[1] =
 383 {
 384         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 385 };
 386
 387 static GtkItemFactoryEntry summary_popup_entries[] =
 388 {
 389         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 390         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 391         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 392         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 393         {N_("/Repl_y to/mailing _list"),
 394                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 395         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 396         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 397         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 398         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 399         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 400         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 401         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 402         {N_("/_Delete"),                "<control>D", summary_delete,   0, NULL},
 403         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 406         {N_("/_Mark/_Mark"),            "<shift>asterisk", summary_mark,        0, NULL},
 407         {N_("/_Mark/_Unmark"),          "U", summary_unmark,    0, NULL},
 408         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 409         {N_("/_Mark/Mark as unr_ead"),  "<shift>exclam", summary_mark_as_unread, 0, NULL},
 410         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 411         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 412         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 413         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 414         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 415         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 416         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 417
 418         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 419         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 420         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 421         {N_("/Add sender to address boo_k"),
 422                                         NULL, summary_add_address_cb, 0, NULL},
 423         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 424         {N_("/Create f_ilter rule/_Automatically"),
 425                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 426         {N_("/Create f_ilter rule/by _From"),
 427                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 428         {N_("/Create f_ilter rule/by _To"),
 429                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 430         {N_("/Create f_ilter rule/by _Subject"),
 431                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 432         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 433         {N_("/Create processing rule/_Automatically"),
 434                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 435         {N_("/Create processing rule/by _From"),
 436                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 437         {N_("/Create processing rule/by _To"),
 438                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 439         {N_("/Create processing rule/by _Subject"),
 440                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 441         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 442         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 443         {N_("/_View/Open in new _window"),
 444                                         "<control><alt>N", summary_open_msg,    0, NULL},
 445         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 446         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 447 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 448
 449 static const gchar *const col_label[N_SUMMARY_COLS] = {
 450         N_("M"),        /* S_COL_MARK    */
 451         N_("S"),        /* S_COL_STATUS  */
 452         "",             /* S_COL_MIME    */
 453         N_("Subject"),  /* S_COL_SUBJECT */
 454         N_("From"),     /* S_COL_FROM    */
 455         N_("Date"),     /* S_COL_DATE    */
 456         N_("Size"),     /* S_COL_SIZE    */
 457         N_("No."),      /* S_COL_NUMBER  */
 458         N_("Score"),    /* S_COL_SCORE   */
 459         N_("L")         /* S_COL_LOCKED  */
 460 };
 461
 462 SummaryView *summary_create(void)
 463 {
 464         SummaryView *summaryview;
 465         GtkWidget *vbox;
 466         GtkWidget *scrolledwin;
 467         GtkWidget *ctree;
 468         GtkWidget *hbox;
 469         GtkWidget *hbox_l;
 470         GtkWidget *statlabel_folder;
 471         GtkWidget *statlabel_select;
 472         GtkWidget *statlabel_msgs;
 473         GtkWidget *hbox_spc;
 474         GtkWidget *toggle_eventbox;
 475         GtkWidget *toggle_arrow;
 476         GtkWidget *popupmenu;
 477         GtkWidget *toggle_search;
 478         GtkTooltips *search_tip;
 479         GtkItemFactory *popupfactory;
 480         gint n_entries;
 481         QuickSearch *quicksearch;
 482
 483         debug_print("Creating summary view...\n");
 484         summaryview = g_new0(SummaryView, 1);
 485
 486 #define SUMMARY_VBOX_SPACING 3
 487         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 488
 489         /* create status label */
 490         hbox = gtk_hbox_new(FALSE, 0);
 491         gtk_widget_show(hbox);
 492
 493         search_tip = gtk_tooltips_new();
 494         toggle_search = gtk_toggle_button_new();
 495         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 496                                      prefs_common.show_searchbar);
 497         gtk_widget_show(toggle_search);
 498
 499         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 500                              toggle_search,
 501                              _("Toggle quick-search bar"), NULL);
 502
 503         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 504
 505         hbox_l = gtk_hbox_new(FALSE, 0);
 506         gtk_widget_show(hbox_l);
 507         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 508
 509         statlabel_folder = gtk_label_new("");
 510         gtk_widget_show(statlabel_folder);
 511         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 512         statlabel_select = gtk_label_new("");
 513         gtk_widget_show(statlabel_select);
 514         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 515
 516         /* toggle view button */
 517         toggle_eventbox = gtk_event_box_new();
 518         gtk_widget_show(toggle_eventbox);
 519         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 520         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 521         gtk_widget_show(toggle_arrow);
 522         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 523         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 524                          G_CALLBACK(summary_toggle_pressed),
 525                          summaryview);
 526
 527
 528         statlabel_msgs = gtk_label_new("");
 529         gtk_widget_show(statlabel_msgs);
 530         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 531
 532         hbox_spc = gtk_hbox_new(FALSE, 0);
 533         gtk_widget_show(hbox_spc);
 534         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 535
 536         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 537         gtk_widget_show(scrolledwin);
 538         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 539                                        GTK_POLICY_AUTOMATIC,
 540                                        GTK_POLICY_ALWAYS);
 541         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 542         gtk_widget_set_size_request(vbox,
 543                              prefs_common.summaryview_width,
 544                              prefs_common.summaryview_height);
 545
 546         ctree = summary_ctree_create(summaryview);
 547         gtk_widget_show(ctree);
 548
 549         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 550                                             GTK_CLIST(ctree)->hadjustment);
 551         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 552                                             GTK_CLIST(ctree)->vadjustment);
 553         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 554
 555         /* status label */
 556         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 557
 558         /* quick search */
 559         quicksearch = quicksearch_new();
 560         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 561
 562         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 563
 564         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 565                           G_CALLBACK(tog_searchbar_cb), summaryview);
 566
 567         /* create popup menu */
 568         n_entries = sizeof(summary_popup_entries) /
 569                 sizeof(summary_popup_entries[0]);
 570         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 571                                       "<SummaryView>", &popupfactory,
 572                                       summaryview);
 573
 574         summaryview->vbox = vbox;
 575         summaryview->scrolledwin = scrolledwin;
 576         summaryview->ctree = ctree;
 577         summaryview->hbox = hbox;
 578         summaryview->hbox_l = hbox_l;
 579         summaryview->statlabel_folder = statlabel_folder;
 580         summaryview->statlabel_select = statlabel_select;
 581         summaryview->statlabel_msgs = statlabel_msgs;
 582         summaryview->toggle_eventbox = toggle_eventbox;
 583         summaryview->toggle_arrow = toggle_arrow;
 584         summaryview->toggle_search = toggle_search;
 585         summaryview->popupmenu = popupmenu;
 586         summaryview->popupfactory = popupfactory;
 587         summaryview->lock_count = 0;
 588         summaryview->msginfo_update_callback_id =
 589                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 590
 591         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 592
 593         summaryview->quicksearch = quicksearch;
 594
 595         /* CLAWS: need this to get the SummaryView * from
 596          * the CList */
 597         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 598
 599         gtk_widget_show_all(vbox);
 600
 601         gtk_widget_show(vbox);
 602
 603         if (prefs_common.show_searchbar)
 604                 quicksearch_show(quicksearch);
 605         else
 606                 quicksearch_hide(quicksearch);
 607
 608         return summaryview;
 609 }
 610
 611 void summary_init(SummaryView *summaryview)
 612 {
 613         static GdkFont *boldfont = NULL;
 614         static GdkFont *smallfont = NULL;
 615         GtkStyle *style;
 616         GtkWidget *pixmap;
 617
 618         gtk_widget_realize(summaryview->ctree);
 619         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 620                          &markxpm, &markxpmmask);
 621         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 622                          &deletedxpm, &deletedxpmmask);
 623         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 624                          &newxpm, &newxpmmask);
 625         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 626                          &unreadxpm, &unreadxpmmask);
 627         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 628                          &repliedxpm, &repliedxpmmask);
 629         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 630                          &forwardedxpm, &forwardedxpmmask);
 631         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 632                          &clipxpm, &clipxpmmask);
 633         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 634                          &lockedxpm, &lockedxpmmask);
 635         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 636                          &ignorethreadxpm, &ignorethreadxpmmask);
 637         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 638                          &clipkeyxpm, &clipkeyxpmmask);
 639         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 640                          &keyxpm, &keyxpmmask);
 641         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 642                          &gpgsignedxpm, &gpgsignedxpmmask);
 643
 644         if (!small_style) {
 645                 PangoFontDescription *font_desc = NULL;
 646
 647                 small_style = gtk_style_copy
 648                         (gtk_widget_get_style(summaryview->ctree));
 649                 if (SMALL_FONT)
 650                         font_desc = pango_font_description_from_string
 651                                                 (SMALL_FONT);
 652                 if (font_desc) {
 653                         if (small_style->font_desc)
 654                                 pango_font_description_free(small_style->font_desc);
 655                         small_style->font_desc = font_desc;
 656                 }
 657                 small_marked_style = gtk_style_copy(small_style);
 658                 small_marked_style->fg[GTK_STATE_NORMAL] =
 659                         summaryview->color_marked;
 660                 small_deleted_style = gtk_style_copy(small_style);
 661                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 662                         summaryview->color_dim;
 663         }
 664         if (!bold_style) {
 665                 PangoFontDescription *font_desc = NULL;
 666                 bold_style = gtk_style_copy
 667                         (gtk_widget_get_style(summaryview->ctree));
 668                 if (BOLD_FONT)
 669                         font_desc = pango_font_description_from_string
 670                                                 (BOLD_FONT);
 671                 if (font_desc) {
 672                         if (bold_style->font_desc)
 673                                 pango_font_description_free
 674                                         (bold_style->font_desc);
 675                         bold_style->font_desc = font_desc;
 676                 }
 677                 bold_marked_style = gtk_style_copy(bold_style);
 678                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 679                         summaryview->color_marked;
 680                 bold_deleted_style = gtk_style_copy(bold_style);
 681                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 682                         summaryview->color_dim;
 683         }
 684
 685         style = gtk_style_copy(gtk_widget_get_style
 686                                 (summaryview->statlabel_folder));
 687         gtk_widget_set_style(summaryview->statlabel_folder, style);
 688         gtk_widget_set_style(summaryview->statlabel_select, style);
 689         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 690
 691         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 692         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 693         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 694         gtk_widget_show(pixmap);
 695         summaryview->folder_pixmap = pixmap;
 696
 697         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 698         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 699         gtk_widget_show(pixmap);
 700         summaryview->quick_search_pixmap = pixmap;
 701
 702         /* Init summaryview prefs */
 703         summaryview->sort_key = SORT_BY_NONE;
 704         summaryview->sort_type = SORT_ASCENDING;
 705
 706         /* Init summaryview extra data */
 707         summaryview->simplify_subject_preg = NULL;
 708
 709         summary_clear_list(summaryview);
 710         summary_set_column_titles(summaryview);
 711         summary_colorlabel_menu_create(summaryview);
 712         summary_set_menu_sensitive(summaryview);
 713
 714 }
 715
 716 #if 0
 717 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 718                                                  GtkCTreeNode *current_node)
 719 {
 720         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 721         GtkCTreeNode *node;
 722         MsgInfo *msginfo;
 723         gint best_score = MIN_SCORE;
 724         GtkCTreeNode *best_node = NULL;
 725
 726         if (current_node)
 727                 /*node = current_node;*/
 728                 node = GTK_CTREE_NODE_NEXT(current_node);
 729         else
 730                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 731
 732         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 733                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 734                 if (msginfo->score >= summaryview->important_score)
 735                         break;
 736                 if (msginfo->score > best_score) {
 737                         best_score = msginfo->score;
 738                         best_node = node;
 739                 }
 740         }
 741
 742         if (node != NULL)
 743                 return node;
 744         else
 745                 return best_node;
 746 }
 747
 748 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 749                                                  GtkCTreeNode *current_node)
 750 {
 751         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 752         GtkCTreeNode *node;
 753         MsgInfo *msginfo;
 754         gint best_score = MIN_SCORE;
 755         GtkCTreeNode *best_node = NULL;
 756
 757         if (current_node)
 758                 /*node = current_node;*/
 759                 node = GTK_CTREE_NODE_PREV(current_node);
 760         else
 761                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 762
 763         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 764                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 765                 if (msginfo->score >= summaryview->important_score)
 766                         break;
 767                 if (msginfo->score > best_score) {
 768                         best_score = msginfo->score;
 769                         best_node = node;
 770                 }
 771         }
 772
 773         if (node != NULL)
 774                 return node;
 775         else
 776                 return best_node;
 777 }
 778 #endif
 779
 780 #define CURRENTLY_DISPLAYED(m) \
 781 ( (m->msgnum == displayed_msgnum) \
 782   && (!g_strcasecmp(m->folder->name,item->name)) )
 783
 784 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 785 {
 786         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 787         GtkCTreeNode *node;
 788         GSList *mlist = NULL;
 789         gchar *buf;
 790         gboolean is_refresh;
 791         guint selected_msgnum = 0;
 792         guint displayed_msgnum = 0;
 793         GSList *cur;
 794         GSList *not_killed;
 795
 796         if (summary_is_locked(summaryview)) return FALSE;
 797
 798         inc_lock();
 799         summary_lock(summaryview);
 800
 801         /* STATUSBAR_POP(summaryview->mainwin); */
 802
 803         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 804         if (is_refresh) {
 805                 selected_msgnum = summary_get_msgnum(summaryview,
 806                                                      summaryview->selected);
 807                 displayed_msgnum = summary_get_msgnum(summaryview,
 808                                                       summaryview->displayed);
 809         }
 810
 811         /* process the marks if any */
 812         if (summaryview->mainwin->lock_count == 0 &&
 813             (summaryview->moved > 0 || summaryview->copied > 0)) {
 814                 AlertValue val;
 815
 816                 val = alertpanel(_("Process mark"),
 817                                  _("Some marks are left. Process it?"),
 818                                  _("Yes"), _("No"), _("Cancel"));
 819                 if (G_ALERTDEFAULT == val) {
 820                         summary_unlock(summaryview);
 821                         summary_execute(summaryview);
 822                         summary_lock(summaryview);
 823                 } else if (G_ALERTALTERNATE == val) {
 824                         /* DO NOTHING */
 825                 } else {
 826                         summary_unlock(summaryview);
 827                         inc_unlock();
 828                         return FALSE;
 829                 }
 830                 folder_update_op_count();
 831         }
 832
 833         gtk_clist_freeze(GTK_CLIST(ctree));
 834
 835         summary_clear_list(summaryview);
 836         summary_set_column_titles(summaryview);
 837
 838         buf = NULL;
 839         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 840                 g_free(buf);
 841                 debug_print("empty folder\n\n");
 842                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 843                 summary_clear_all(summaryview);
 844                 summaryview->folder_item = item;
 845                 gtk_clist_thaw(GTK_CLIST(ctree));
 846                 summary_unlock(summaryview);
 847                 inc_unlock();
 848                 return TRUE;
 849         }
 850         g_free(buf);
 851
 852         if (!is_refresh)
 853                 messageview_clear(summaryview->messageview);
 854
 855         summaryview->folder_item = item;
 856         item->opened = TRUE;
 857
 858         g_signal_handlers_unblock_matched(G_OBJECT(ctree), G_SIGNAL_MATCH_DATA,
 859                                           0, 0, NULL, NULL, summaryview);
 860
 861         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 862         debug_print("%s\n", buf);
 863         STATUSBAR_PUSH(summaryview->mainwin, buf);
 864         g_free(buf);
 865
 866         main_window_cursor_wait(summaryview->mainwin);
 867
 868 /*
 869         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 870
 871         !!! NEW !!!
 872         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 873         BY OTHER PROGRAMS TO THE FOLDER
 874 */
 875         mlist = folder_item_get_msg_list(item);
 876
 877         if (summaryview->folder_item->hide_read_msgs) {
 878                 GSList *not_killed;
 879
 880                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 881                 not_killed = NULL;
 882                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 883                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 884
 885                         if ((MSG_IS_UNREAD(msginfo->flags)
 886                              || MSG_IS_MARKED(msginfo->flags)
 887                              || MSG_IS_LOCKED(msginfo->flags)
 888                              || CURRENTLY_DISPLAYED(msginfo))
 889                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 890                                 not_killed = g_slist_prepend(not_killed, msginfo);
 891                         else
 892                                 procmsg_msginfo_free(msginfo);
 893                 }
 894                 g_slist_free(mlist);
 895                 mlist = not_killed;
 896         } else {
 897                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 898         }
 899
 900         if (quicksearch_is_active(summaryview->quicksearch)) {
 901                 GSList *not_killed;
 902
 903                 not_killed = NULL;
 904                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 905                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 906
 907                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 908                                 not_killed = g_slist_prepend(not_killed, msginfo);
 909                         else
 910                                 procmsg_msginfo_free(msginfo);
 911                 }
 912
 913                 g_slist_free(mlist);
 914                 mlist = not_killed;
 915         }
 916
 917 #if 0
 918         if ((global_scoring || item->prefs->scoring)) {
 919                 GSList *not_killed;
 920                 gint kill_score;
 921
 922                 not_killed = NULL;
 923                 kill_score = prefs_common.kill_score;
 924                 if (item->prefs->kill_score > kill_score)
 925                         kill_score = item->prefs->kill_score;
 926                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 927                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 928
 929                         if (msginfo->score > kill_score)
 930                                 not_killed = g_slist_prepend(not_killed, msginfo);
 931                         else
 932                                 procmsg_msginfo_free(msginfo);
 933                 }
 934                 g_slist_free(mlist);
 935                 mlist = not_killed;
 936         }
 937 #endif
 938         not_killed = NULL;
 939         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 940                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 941
 942                 if (!msginfo->hidden)
 943                         not_killed = g_slist_prepend(not_killed, msginfo);
 944                 else
 945                         procmsg_msginfo_free(msginfo);
 946         }
 947         g_slist_free(mlist);
 948         mlist = not_killed;
 949
 950         STATUSBAR_POP(summaryview->mainwin);
 951
 952         /* set ctree and hash table from the msginfo list, and
 953            create the thread */
 954         summary_set_ctree_from_list(summaryview, mlist);
 955
 956         g_slist_free(mlist);
 957
 958         if (summaryview->sort_key != SORT_BY_NONE)
 959                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 960
 961         g_signal_handlers_unblock_matched(G_OBJECT(ctree), G_SIGNAL_MATCH_DATA,
 962                                           0, 0, NULL, NULL, summaryview);
 963
 964         gtk_clist_thaw(GTK_CLIST(ctree));
 965
 966         if (is_refresh) {
 967                 summaryview->displayed =
 968                         summary_find_msg_by_msgnum(summaryview,
 969                                                    displayed_msgnum);
 970                 if (!summaryview->displayed)
 971                         messageview_clear(summaryview->messageview);
 972                 summary_select_by_msgnum(summaryview, selected_msgnum);
 973                 if (!summaryview->selected) {
 974                         /* no selected message - select first unread
 975                            message, but do not display it */
 976                         node = summary_find_next_flagged_msg(summaryview, NULL,
 977                                                              MSG_UNREAD, FALSE);
 978                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 979                                 node = gtk_ctree_node_nth
 980                                         (ctree,
 981                                          item->sort_type == SORT_DESCENDING
 982                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 983                         summary_select_node(summaryview, node, FALSE, TRUE);
 984                 }
 985         } else {
 986                 /* select first unread message */
 987 #if 0
 988                 if (summaryview->sort_key == SORT_BY_SCORE)
 989                         node = summary_find_next_important_score(summaryview,
 990                                                                  NULL);
 991                 else
 992 #endif
 993                 node = summary_find_next_flagged_msg(summaryview, NULL,
 994                                                      MSG_UNREAD, FALSE);
 995                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 996                         node = gtk_ctree_node_nth
 997                                 (ctree,
 998                                  item->sort_type == SORT_DESCENDING
 999                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1000                 }
1001                 if (prefs_common.open_unread_on_enter ||
1002                     prefs_common.always_show_msg) {
1003                         summary_unlock(summaryview);
1004                         summary_select_node(summaryview, node,
1005                                             messageview_is_visible(summaryview->messageview),
1006                                             TRUE);
1007                         summary_lock(summaryview);
1008                 } else
1009                         summary_select_node(summaryview, node, FALSE, TRUE);
1010         }
1011
1012         summary_set_column_titles(summaryview);
1013         summary_status_show(summaryview);
1014         summary_set_menu_sensitive(summaryview);
1015         toolbar_main_set_sensitive(summaryview->mainwin);
1016
1017         debug_print("\n");
1018         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1019         STATUSBAR_POP(summaryview->mainwin);
1020         main_window_cursor_normal(summaryview->mainwin);
1021         summary_unlock(summaryview);
1022         inc_unlock();
1023
1024         return TRUE;
1025 }
1026
1027 #undef CURRENTLY_DISPLAYED
1028
1029 void summary_clear_list(SummaryView *summaryview)
1030 {
1031         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1032         gint optimal_width;
1033
1034         gtk_clist_freeze(clist);
1035
1036         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1037                                 NULL, summary_free_msginfo_func, NULL);
1038
1039         if (summaryview->folder_item) {
1040                 summaryview->folder_item->opened = FALSE;
1041                 summaryview->folder_item = NULL;
1042         }
1043
1044         summaryview->display_msg = FALSE;
1045
1046         summaryview->selected = NULL;
1047         summaryview->displayed = NULL;
1048         summaryview->total_size = 0;
1049         summaryview->deleted = summaryview->moved = 0;
1050         summaryview->copied = 0;
1051         if (summaryview->msgid_table) {
1052                 g_hash_table_destroy(summaryview->msgid_table);
1053                 summaryview->msgid_table = NULL;
1054         }
1055         if (summaryview->subject_table) {
1056                 g_hash_table_destroy(summaryview->subject_table);
1057                 summaryview->subject_table = NULL;
1058         }
1059         summaryview->mlist = NULL;
1060
1061         gtk_clist_clear(clist);
1062         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1063                 optimal_width = gtk_clist_optimal_column_width
1064                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1065                 gtk_clist_set_column_width
1066                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1067                          optimal_width);
1068         }
1069
1070         gtk_clist_thaw(clist);
1071 }
1072
1073 void summary_clear_all(SummaryView *summaryview)
1074 {
1075         messageview_clear(summaryview->messageview);
1076         summary_clear_list(summaryview);
1077         summary_set_menu_sensitive(summaryview);
1078         toolbar_main_set_sensitive(summaryview->mainwin);
1079         summary_status_show(summaryview);
1080 }
1081
1082 void summary_lock(SummaryView *summaryview)
1083 {
1084         summaryview->lock_count++;
1085 }
1086
1087 void summary_unlock(SummaryView *summaryview)
1088 {
1089         if (summaryview->lock_count)
1090                 summaryview->lock_count--;
1091 }
1092
1093 gboolean summary_is_locked(SummaryView *summaryview)
1094 {
1095         return summaryview->lock_count > 0;
1096 }
1097
1098 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1099 {
1100         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1101         SummarySelection selection;
1102
1103         if (!clist->row_list)
1104                 selection = SUMMARY_NONE;
1105         else if (!clist->selection)
1106                 selection = SUMMARY_SELECTED_NONE;
1107         else if (!clist->selection->next)
1108                 selection = SUMMARY_SELECTED_SINGLE;
1109         else
1110                 selection = SUMMARY_SELECTED_MULTIPLE;
1111
1112         return selection;
1113 }
1114
1115 /*!
1116  *\return       MsgInfo * Selected message if there's one selected;
1117  *              if multiple selected, or none, return NULL.
1118  */
1119 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1120 {
1121         /* summaryview->selected may be valid when multiple
1122          * messages were selected */
1123         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1124
1125         if (sellist == NULL || sellist->next)
1126                 return NULL;
1127
1128         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1129 }
1130
1131 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1132 {
1133         GSList *mlist = NULL;
1134         GList *cur;
1135         MsgInfo *msginfo;
1136
1137         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1138              cur = cur->next) {
1139                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1140                 mlist = g_slist_prepend(mlist, msginfo);
1141         }
1142
1143         mlist = g_slist_reverse(mlist);
1144
1145         return mlist;
1146 }
1147
1148 GSList *summary_get_msg_list(SummaryView *summaryview)
1149 {
1150         GSList *mlist = NULL;
1151         GtkCTree *ctree;
1152         GtkCTreeNode *node;
1153         MsgInfo *msginfo;
1154
1155         ctree = GTK_CTREE(summaryview->ctree);
1156
1157         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1158              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1159                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1160                 mlist = g_slist_prepend(mlist, msginfo);
1161         }
1162
1163         mlist = g_slist_reverse(mlist);
1164
1165         return mlist;
1166 }
1167
1168 static void summary_set_menu_sensitive(SummaryView *summaryview)
1169 {
1170         GtkItemFactory *ifactory = summaryview->popupfactory;
1171         SensitiveCond state;
1172         gboolean sensitive;
1173         GtkWidget *menuitem;
1174         gint i;
1175
1176         static const struct {
1177                 gchar *const entry;
1178                 SensitiveCond cond;
1179         } entry[] = {
1180                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1181                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1182                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1183                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1184                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1185                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1186
1187                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1188                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1189
1190                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1191
1192                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1193                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1194                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1195                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1196
1197                 {"/Mark"                        , M_TARGET_EXIST},
1198                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1199                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1200                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1201                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1202                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1203                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1204                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1205                 {"/Color label"                 , M_TARGET_EXIST},
1206
1207                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1208                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1209                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1210
1211                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1212                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1213                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1214                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1215 #if 0
1216                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1217                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1218
1219                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1220                 {"/Select all"                  , M_TARGET_EXIST},
1221 #endif
1222                 {NULL, 0}
1223         };
1224
1225         main_window_set_menu_sensitive(summaryview->mainwin);
1226
1227         state = main_window_get_current_state(summaryview->mainwin);
1228
1229         for (i = 0; entry[i].entry != NULL; i++) {
1230                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1231                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1232         }
1233
1234
1235         summary_lock(summaryview);
1236         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1237         gtk_check_menu_item_set_active
1238                 (GTK_CHECK_MENU_ITEM(menuitem),
1239                  summaryview->messageview->mimeview->textview->show_all_headers);
1240         summary_unlock(summaryview);
1241 }
1242
1243 void summary_select_prev_unread(SummaryView *summaryview)
1244 {
1245         GtkCTreeNode *node;
1246
1247         node = summary_find_prev_flagged_msg
1248                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1249
1250         if (!node) {
1251                 AlertValue val = 0;
1252
1253                 switch (prefs_common.next_unread_msg_dialog) {
1254                         case NEXTUNREADMSGDIALOG_ALWAYS:
1255                                 val = alertpanel(_("No more unread messages"),
1256                                                  _("No unread message found. "
1257                                                    "Search from the end?"),
1258                                                  _("Yes"), _("No"), NULL);
1259                                 break;
1260                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1261                                 val = G_ALERTDEFAULT;
1262                                 break;
1263                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1264                                 val = !G_ALERTDEFAULT;
1265                                 break;
1266                         default:
1267                                 debug_print(
1268                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1269                 }
1270                 if (val != G_ALERTDEFAULT) return;
1271                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1272                                                      MSG_UNREAD, FALSE);
1273         }
1274
1275         if (!node)
1276                 alertpanel_notice(_("No unread messages."));
1277         else
1278                 summary_select_node(summaryview, node, TRUE, FALSE);
1279 }
1280
1281 void summary_select_next_unread(SummaryView *summaryview)
1282 {
1283         GtkCTreeNode *node = summaryview->selected;
1284         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1285
1286         node = summary_find_next_flagged_msg
1287                 (summaryview, node, MSG_UNREAD, FALSE);
1288
1289         if (node)
1290                 summary_select_node(summaryview, node, TRUE, FALSE);
1291         else {
1292                 node = summary_find_next_flagged_msg
1293                         (summaryview, NULL, MSG_UNREAD, FALSE);
1294                 if (node == NULL) {
1295                         AlertValue val = 0;
1296
1297                         switch (prefs_common.next_unread_msg_dialog) {
1298                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1299                                         val = alertpanel(_("No more unread messages"),
1300                                                          _("No unread message found. "
1301                                                            "Go to next folder?"),
1302                                                          _("Yes"), _("No"), NULL);
1303                                         break;
1304                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1305                                         val = G_ALERTDEFAULT;
1306                                         break;
1307                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1308                                         val = G_ALERTOTHER;
1309                                         break;
1310                                 default:
1311                                         debug_print(
1312                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1313                         }
1314
1315                         if (val == G_ALERTDEFAULT) {
1316                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1317                                                          "key_press_event");
1318                                 folderview_select_next_unread(summaryview->folderview);
1319                                 return;
1320                         }
1321                         else
1322                                 return;
1323                 } else
1324                         summary_select_node(summaryview, node, TRUE, FALSE);
1325
1326         }
1327 }
1328
1329 void summary_select_prev_new(SummaryView *summaryview)
1330 {
1331         GtkCTreeNode *node;
1332
1333         node = summary_find_prev_flagged_msg
1334                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1335
1336         if (!node) {
1337                 AlertValue val;
1338
1339                 val = alertpanel(_("No more new messages"),
1340                                  _("No new message found. "
1341                                    "Search from the end?"),
1342                                  _("Yes"), _("No"), NULL);
1343                 if (val != G_ALERTDEFAULT) return;
1344                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1345                                                      MSG_NEW, FALSE);
1346         }
1347
1348         if (!node)
1349                 alertpanel_notice(_("No new messages."));
1350         else
1351                 summary_select_node(summaryview, node, TRUE, FALSE);
1352 }
1353
1354 void summary_select_next_new(SummaryView *summaryview)
1355 {
1356         GtkCTreeNode *node = summaryview->selected;
1357         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1358
1359         while ((node = summary_find_next_flagged_msg
1360                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1361                 AlertValue val;
1362
1363                 val = alertpanel(_("No more new messages"),
1364                                  _("No new message found. "
1365                                    "Go to next folder?"),
1366                                  _("Yes"), _("Search again"), _("No"));
1367                 if (val == G_ALERTDEFAULT) {
1368                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"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_text(GTK_LABEL(summaryview->statlabel_folder), "");
1804                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1805                 gtk_label_set_text(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_text(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_text(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_text(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_image_new_from_pixmap(clipxpm, clipxpmmask);
1934                         gtk_widget_show(label);
1935                         gtk_clist_set_column_widget(clist, pos, label);
1936                         continue;
1937                 }
1938                 if (single_char) {
1939                         gtk_clist_set_column_title(clist, pos, title);
1940                         continue;
1941                 }
1942
1943                 /* CLAWS: changed so that locked and mark headers
1944                  * show a pixmap instead of single character */
1945                 hbox  = gtk_hbox_new(FALSE, 4);
1946
1947                 if (type == S_COL_LOCKED)
1948                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1949                 else if (type == S_COL_MARK)
1950                         label = gtk_pixmap_new(markxpm, markxpmmask);
1951                 else
1952                         label = gtk_label_new(title);
1953
1954                 if (justify == GTK_JUSTIFY_RIGHT)
1955                         gtk_box_pack_end(GTK_BOX(hbox), label,
1956                                          FALSE, FALSE, 0);
1957                 else
1958                         gtk_box_pack_start(GTK_BOX(hbox), label,
1959                                            FALSE, FALSE, 0);
1960
1961                 if (summaryview->sort_key == sort_by[type]) {
1962                         arrow = gtk_arrow_new
1963                                 (summaryview->sort_type == SORT_ASCENDING
1964                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1965                                  GTK_SHADOW_IN);
1966                         if (justify == GTK_JUSTIFY_RIGHT)
1967                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1968                                                    FALSE, FALSE, 0);
1969                         else
1970                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1971                                                  FALSE, FALSE, 0);
1972                 }
1973
1974                 gtk_widget_show_all(hbox);
1975                 gtk_clist_set_column_widget(clist, pos, hbox);
1976         }
1977 }
1978
1979 void summary_sort(SummaryView *summaryview,
1980                   FolderSortKey sort_key, FolderSortType sort_type)
1981 {
1982         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1983         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1984         GtkCListCompareFunc cmp_func = NULL;
1985
1986         switch (sort_key) {
1987         case SORT_BY_MARK:
1988                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1989                 break;
1990         case SORT_BY_STATUS:
1991                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
1992                 break;
1993         case SORT_BY_MIME:
1994                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1995                 break;
1996         case SORT_BY_NUMBER:
1997                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1998                 break;
1999         case SORT_BY_SIZE:
2000                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2001                 break;
2002         case SORT_BY_DATE:
2003                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2004                 break;
2005         case SORT_BY_FROM:
2006                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2007                 break;
2008         case SORT_BY_SUBJECT:
2009                 if (summaryview->simplify_subject_preg)
2010                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2011                 else
2012                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2013                 break;
2014         case SORT_BY_SCORE:
2015                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2016                 break;
2017         case SORT_BY_LABEL:
2018                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2019                 break;
2020         case SORT_BY_TO:
2021                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2022                 break;
2023         case SORT_BY_LOCKED:
2024                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2025                 break;
2026         case SORT_BY_NONE:
2027                 break;
2028         default:
2029                 return;
2030         }
2031
2032         summaryview->sort_key = sort_key;
2033         summaryview->sort_type = sort_type;
2034
2035         summary_set_column_titles(summaryview);
2036         summary_set_menu_sensitive(summaryview);
2037
2038         /* allow fallback to don't sort */
2039         if (summaryview->sort_key == SORT_BY_NONE)
2040                 return;
2041
2042         if(cmp_func != NULL) {
2043                 debug_print("Sorting summary...");
2044                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2045
2046                 main_window_cursor_wait(summaryview->mainwin);
2047
2048                 gtk_clist_set_compare_func(clist, cmp_func);
2049
2050                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2051
2052                 gtk_sctree_sort_recursive(ctree, NULL);
2053
2054                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2055
2056                 main_window_cursor_normal(summaryview->mainwin);
2057
2058                 debug_print("done.\n");
2059                 STATUSBAR_POP(summaryview->mainwin);
2060         }
2061 }
2062
2063 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2064                                    GtkCTreeNode *cnode, gpointer data)
2065 {
2066         SummaryView *summaryview = (SummaryView *)data;
2067         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2068         gchar *text[N_SUMMARY_COLS];
2069         gint *col_pos = summaryview->col_pos;
2070         const gchar *msgid = msginfo->msgid;
2071         GHashTable *msgid_table = summaryview->msgid_table;
2072
2073         summary_set_header(summaryview, text, msginfo);
2074
2075         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2076                                 NULL, NULL, NULL, NULL, FALSE,
2077                                 gnode->parent->parent ? TRUE : FALSE);
2078 #define SET_TEXT(col) \
2079         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2080                                 text[col_pos[col]])
2081
2082         SET_TEXT(S_COL_NUMBER);
2083         SET_TEXT(S_COL_SCORE);
2084         SET_TEXT(S_COL_SIZE);
2085         SET_TEXT(S_COL_DATE);
2086         SET_TEXT(S_COL_FROM);
2087         SET_TEXT(S_COL_SUBJECT);
2088
2089 #undef SET_TEXT
2090
2091         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2092         summary_set_marks_func(ctree, cnode, summaryview);
2093
2094         if (msgid && msgid[0] != '\0')
2095                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2096
2097         return TRUE;
2098 }
2099
2100 static void summary_set_ctree_from_list(SummaryView *summaryview,
2101                                         GSList *mlist)
2102 {
2103         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2104         MsgInfo *msginfo;
2105                 GtkCTreeNode *node = NULL;
2106         GHashTable *msgid_table;
2107         GHashTable *subject_table;
2108         GSList * cur;
2109
2110         if (!mlist) return;
2111
2112         debug_print("\tSetting summary from message data...");
2113         STATUSBAR_PUSH(summaryview->mainwin,
2114                        _("Setting summary from message data..."));
2115         gdk_flush();
2116
2117         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2118         summaryview->msgid_table = msgid_table;
2119         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2120         summaryview->subject_table = subject_table;
2121
2122         if (prefs_common.use_addr_book)
2123                 start_address_completion();
2124
2125         for (cur = mlist ; cur != NULL; cur = cur->next) {
2126                 msginfo = (MsgInfo *)cur->data;
2127                 msginfo->threadscore = msginfo->score;
2128         }
2129
2130         if (summaryview->threaded) {
2131                 GNode *root, *gnode;
2132
2133                 root = procmsg_get_thread_tree(mlist);
2134
2135                 for (gnode = root->children; gnode != NULL;
2136                      gnode = gnode->next) {
2137                         node = gtk_ctree_insert_gnode
2138                                 (ctree, NULL, node, gnode,
2139                                  summary_insert_gnode_func, summaryview);
2140                 }
2141
2142                 g_node_destroy(root);
2143
2144                 summary_thread_init(summaryview);
2145         } else {
2146                 gchar *text[N_SUMMARY_COLS];
2147                 cur = mlist;
2148                 for (; mlist != NULL; mlist = mlist->next) {
2149                         msginfo = (MsgInfo *)mlist->data;
2150
2151                         summary_set_header(summaryview, text, msginfo);
2152
2153                         node = gtk_ctree_insert_node
2154                                 (ctree, NULL, node, text, 2,
2155                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2156                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2157                         summary_set_marks_func(ctree, node, summaryview);
2158
2159                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2160                                 g_hash_table_insert(msgid_table,
2161                                                     msginfo->msgid, node);
2162
2163                         subject_table_insert(subject_table,
2164                                              msginfo->subject,
2165                                              node);
2166                 }
2167                 mlist = cur;
2168         }
2169
2170         if (prefs_common.enable_hscrollbar &&
2171             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2172                 gint optimal_width;
2173
2174                 optimal_width = gtk_clist_optimal_column_width
2175                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2176                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2177                                            summaryview->col_pos[S_COL_SUBJECT],
2178                                            optimal_width);
2179         }
2180
2181         if (prefs_common.use_addr_book)
2182                 end_address_completion();
2183
2184         debug_print("done.\n");
2185         STATUSBAR_POP(summaryview->mainwin);
2186         if (debug_get_mode()) {
2187                 debug_print("\tmsgid hash table size = %d\n",
2188                             g_hash_table_size(msgid_table));
2189                 debug_print("\tsubject hash table size = %d\n",
2190                             g_hash_table_size(subject_table));
2191         }
2192 }
2193
2194 static gchar *summary_complete_address(const gchar *addr)
2195 {
2196         gint count;
2197         gchar *res, *tmp, *email_addr;
2198
2199         Xstrdup_a(email_addr, addr, return NULL);
2200         extract_address(email_addr);
2201         g_return_val_if_fail(*email_addr, NULL);
2202
2203         /*
2204          * completion stuff must be already initialized
2205          */
2206         res = NULL;
2207         if (1 < (count = complete_address(email_addr))) {
2208                 tmp = get_complete_address(1);
2209 /*      tmp = addressbook_lookup_name( email_addr );
2210         if( tmp ) { */
2211                 res = procheader_get_fromname(tmp);
2212                 g_free(tmp);
2213         }
2214
2215         return res;
2216 }
2217
2218 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2219                                MsgInfo *msginfo)
2220 {
2221         static gchar date_modified[80];
2222         static gchar *to = NULL;
2223         static gchar col_score[11];
2224         static gchar buf[BUFFSIZE];
2225         gint *col_pos = summaryview->col_pos;
2226         FolderType ftype = F_UNKNOWN;
2227
2228         text[col_pos[S_COL_MARK]]   = NULL;
2229         text[col_pos[S_COL_STATUS]] = NULL;
2230         text[col_pos[S_COL_MIME]]   = NULL;
2231         text[col_pos[S_COL_LOCKED]] = NULL;
2232         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2233         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2234         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2235
2236         if (msginfo->date_t) {
2237                 procheader_date_get_localtime(date_modified,
2238                                               sizeof(date_modified),
2239                                               msginfo->date_t);
2240                 text[col_pos[S_COL_DATE]] = date_modified;
2241         } else if (msginfo->date)
2242                 text[col_pos[S_COL_DATE]] = msginfo->date;
2243         else
2244                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2245
2246         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2247                 _("(No From)");
2248
2249         if (msginfo->folder && msginfo->folder->folder)
2250                 ftype = msginfo->folder->folder->klass->type;
2251
2252         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2253                 gchar *addr = NULL;
2254
2255                 Xstrdup_a(addr, msginfo->from, return);
2256                 extract_address(addr);
2257                 if (prefs_common.use_addr_book) {
2258                         if (account_find_from_address(addr)) {
2259                                 addr = summary_complete_address(msginfo->to);
2260                                 g_free(to);
2261                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2262                                 text[col_pos[S_COL_FROM]] = to;
2263                                 g_free(addr);
2264                         }
2265                 } else {
2266                         if (account_find_from_address(addr)) {
2267                                 g_free(to);
2268                                 to = g_strconcat("-->", msginfo->to, NULL);
2269                                 text[col_pos[S_COL_FROM]] = to;
2270                         }
2271                 }
2272         }
2273
2274         /*
2275          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2276          * checking whether the above block (which handles the special case of
2277          * the --> in sent boxes) was executed.
2278          */
2279         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2280                 gchar *from = summary_complete_address(msginfo->from);
2281                 if (from) {
2282                         g_free(to);
2283                         to = from;
2284                         text[col_pos[S_COL_FROM]] = to;
2285                 }
2286         }
2287
2288         if (summaryview->simplify_subject_preg != NULL)
2289                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2290                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2291                                         summaryview->simplify_subject_preg) :
2292                         _("(No Subject)");
2293         else
2294                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2295                         _("(No Subject)");
2296 }
2297
2298 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2299 {
2300         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2301 }
2302
2303 static void summary_display_msg_full(SummaryView *summaryview,
2304                                      GtkCTreeNode *row,
2305                                      gboolean new_window, gboolean all_headers)
2306 {
2307         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2308         MsgInfo *msginfo;
2309         MsgFlags flags;
2310         gint val;
2311
2312         if (!new_window) {
2313                 if (summaryview->displayed == row)
2314                         return;
2315                 else
2316                         summaryview->messageview->filtered = FALSE;
2317         }
2318
2319         g_return_if_fail(row != NULL);
2320
2321         if (summary_is_locked(summaryview)) return;
2322         summary_lock(summaryview);
2323
2324         STATUSBAR_POP(summaryview->mainwin);
2325         GTK_EVENTS_FLUSH();
2326
2327         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2328
2329         if (new_window) {
2330                 MessageView *msgview;
2331
2332                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2333                 val = messageview_show(msgview, msginfo, all_headers);
2334         } else {
2335                 MessageView *msgview;
2336
2337                 msgview = summaryview->messageview;
2338
2339                 summaryview->displayed = row;
2340                 if (!messageview_is_visible(msgview))
2341                         main_window_toggle_message_view(summaryview->mainwin);
2342                 val = messageview_show(msgview, msginfo, all_headers);
2343                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2344                         gtk_widget_grab_focus(summaryview->ctree);
2345                 GTK_EVENTS_FLUSH();
2346                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2347         }
2348
2349         if (val == 0 &&
2350             (new_window || !prefs_common.mark_as_read_on_new_window)) {
2351                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2352                 && procmsg_msg_has_marked_parent(msginfo))
2353                         summaryview->unreadmarked--;
2354                 if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2355                         procmsg_msginfo_unset_flags
2356                                 (msginfo, MSG_NEW | MSG_UNREAD, 0);
2357                         summary_set_row_marks(summaryview, row);
2358                         gtk_clist_thaw(GTK_CLIST(ctree));
2359                         summary_status_show(summaryview);
2360
2361                         flags = msginfo->flags;
2362                 }
2363         }
2364
2365         summary_set_menu_sensitive(summaryview);
2366         toolbar_main_set_sensitive(summaryview->mainwin);
2367         messageview_set_menu_sensitive(summaryview->messageview);
2368
2369         summary_unlock(summaryview);
2370 }
2371
2372 void summary_display_msg_selected(SummaryView *summaryview,
2373                                   gboolean all_headers)
2374 {
2375         if (summary_is_locked(summaryview)) return;
2376         summaryview->displayed = NULL;
2377         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2378                                  all_headers);
2379 }
2380
2381 void summary_redisplay_msg(SummaryView *summaryview)
2382 {
2383         GtkCTreeNode *node;
2384
2385         if (summaryview->displayed) {
2386                 node = summaryview->displayed;
2387                 summaryview->displayed = NULL;
2388                 summary_display_msg(summaryview, node);
2389         }
2390 }
2391
2392 void summary_open_msg(SummaryView *summaryview)
2393 {
2394         if (!summaryview->selected) return;
2395
2396         /* CLAWS: if separate message view, don't open a new window
2397          * but rather use the current separated message view */
2398         summary_display_msg_full(summaryview, summaryview->selected,
2399                                  prefs_common.sep_msg ? FALSE : TRUE,
2400                                  FALSE);
2401 }
2402
2403 void summary_view_source(SummaryView * summaryview)
2404 {
2405         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2406         MsgInfo *msginfo;
2407         SourceWindow *srcwin;
2408
2409         if (!summaryview->selected) return;
2410
2411         srcwin = source_window_create();
2412         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2413         source_window_show_msg(srcwin, msginfo);
2414         source_window_show(srcwin);
2415 }
2416
2417 void summary_reedit(SummaryView *summaryview)
2418 {
2419         MsgInfo *msginfo;
2420
2421         if (!summaryview->selected) return;
2422         if (!summaryview->folder_item) return;
2423         if (summaryview->folder_item->stype != F_OUTBOX &&
2424             summaryview->folder_item->stype != F_DRAFT  &&
2425             summaryview->folder_item->stype != F_QUEUE) return;
2426
2427         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2428                                               summaryview->selected);
2429         if (!msginfo) return;
2430
2431         compose_reedit(msginfo);
2432 }
2433
2434 void summary_step(SummaryView *summaryview, GtkScrollType type)
2435 {
2436         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2437         GtkCTreeNode *node;
2438
2439         if (summary_is_locked(summaryview)) return;
2440
2441         if (type == GTK_SCROLL_STEP_FORWARD) {
2442                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2443                 if (node)
2444                         gtkut_ctree_expand_parent_all(ctree, node);
2445                 else
2446                         return;
2447         } else {
2448                 if (summaryview->selected) {
2449                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2450                         if (!node) return;
2451                 }
2452         }
2453
2454         if (messageview_is_visible(summaryview->messageview))
2455                 summaryview->display_msg = TRUE;
2456
2457         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
2458                               type, 0.0);
2459
2460         if (GTK_CLIST(ctree)->selection)
2461                 gtk_sctree_set_anchor_row
2462                         (GTK_SCTREE(ctree),
2463                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2464
2465 }
2466
2467 void summary_toggle_view(SummaryView *summaryview)
2468 {
2469         if (!messageview_is_visible(summaryview->messageview) &&
2470             summaryview->selected)
2471                 summary_display_msg(summaryview,
2472                                     summaryview->selected);
2473         else
2474                 main_window_toggle_message_view(summaryview->mainwin);
2475 }
2476
2477 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2478                                                 GtkCTreeNode *node)
2479 {
2480         MsgInfo *msginfo;
2481
2482         if (node) {
2483                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2484                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2485                         return TRUE;
2486                 node = GTK_CTREE_ROW(node)->children;
2487         } else
2488                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2489
2490         while (node) {
2491                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2492                         return TRUE;
2493                 node = GTK_CTREE_ROW(node)->sibling;
2494         }
2495
2496         return FALSE;
2497 }
2498
2499 static gboolean summary_have_unread_children(SummaryView *summaryview,
2500                                              GtkCTreeNode *node)
2501 {
2502         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2503
2504         if (!node) return FALSE;
2505
2506         node = GTK_CTREE_ROW(node)->children;
2507
2508         while (node) {
2509                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2510                         return TRUE;
2511                 node = GTK_CTREE_ROW(node)->sibling;
2512         }
2513
2514         return FALSE;
2515 }
2516
2517 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2518 {
2519         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2520         GtkStyle *style = NULL;
2521         MsgInfo *msginfo;
2522         MsgFlags flags;
2523         gint *col_pos = summaryview->col_pos;
2524
2525         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2526         if (!msginfo) return;
2527
2528         flags = msginfo->flags;
2529
2530         gtk_ctree_node_set_foreground(ctree, row, NULL);
2531
2532         /* set new/unread column */
2533         if (MSG_IS_IGNORE_THREAD(flags)) {
2534                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2535                                           ignorethreadxpm, ignorethreadxpmmask);
2536         } else if (MSG_IS_NEW(flags)) {
2537                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2538                                           newxpm, newxpmmask);
2539         } else if (MSG_IS_UNREAD(flags)) {
2540                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2541                                           unreadxpm, unreadxpmmask);
2542         } else if (MSG_IS_REPLIED(flags)) {
2543                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2544                                           repliedxpm, repliedxpmmask);
2545         } else if (MSG_IS_FORWARDED(flags)) {
2546                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2547                                           forwardedxpm, forwardedxpmmask);
2548         } else {
2549                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2550                                         NULL);
2551         }
2552
2553         if (prefs_common.bold_unread &&
2554             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2555              (!GTK_CTREE_ROW(row)->expanded &&
2556               GTK_CTREE_ROW(row)->children &&
2557               summary_have_unread_children(summaryview, row))))
2558                 style = bold_style;
2559
2560         /* set mark column */
2561         if (MSG_IS_DELETED(flags)) {
2562                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2563                                           deletedxpm, deletedxpmmask);
2564                 if (style)
2565                         style = bold_deleted_style;
2566                 else {
2567                         style = small_deleted_style;
2568                 }
2569                         gtk_ctree_node_set_foreground
2570                                 (ctree, row, &summaryview->color_dim);
2571         } else if (MSG_IS_MARKED(flags)) {
2572                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2573                                           markxpm, markxpmmask);
2574         } else if (MSG_IS_MOVE(flags)) {
2575                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2576                 if (style)
2577                         style = bold_marked_style;
2578                 else {
2579                         style = small_marked_style;
2580                 }
2581                         gtk_ctree_node_set_foreground
2582                                 (ctree, row, &summaryview->color_marked);
2583         } else if (MSG_IS_COPY(flags)) {
2584                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2585                 if (style)
2586                         style = bold_marked_style;
2587                 else {
2588                         style = small_marked_style;
2589                 }
2590                         gtk_ctree_node_set_foreground
2591                                 (ctree, row, &summaryview->color_marked);
2592 #if 0
2593         } else if ((global_scoring ||
2594                   summaryview->folder_item->prefs->scoring) &&
2595                  (msginfo->score >= summaryview->important_score) &&
2596                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2597                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2598                 gtk_ctree_node_set_foreground(ctree, row,
2599                                               &summaryview->color_important);
2600 #endif
2601         } else {
2602                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2603         }
2604
2605         if (MSG_IS_LOCKED(flags)) {
2606                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2607                                           lockedxpm, lockedxpmmask);
2608         }
2609         else {
2610                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2611         }
2612
2613         if (MSG_IS_SIGNED(flags)) {
2614                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2615                                           gpgsignedxpm, gpgsignedxpmmask);
2616         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2617                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2618                                           clipkeyxpm, clipkeyxpmmask);
2619         } else if (MSG_IS_ENCRYPTED(flags)) {
2620                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2621                                           keyxpm, keyxpmmask);
2622         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2623                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2624                                           clipxpm, clipxpmmask);
2625         } else {
2626                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2627         }
2628         if (!style)
2629                 style = small_style;
2630
2631         gtk_ctree_node_set_row_style(ctree, row, style);
2632
2633         if (MSG_GET_COLORLABEL(flags))
2634                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2635 }
2636
2637 void summary_set_marks_selected(SummaryView *summaryview)
2638 {
2639         GList *cur;
2640
2641         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2642              cur = cur->next)
2643                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2644 }
2645
2646 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2647 {
2648         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2649         MsgInfo *msginfo;
2650
2651         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2652         if (MSG_IS_DELETED(msginfo->flags))
2653                 summaryview->deleted--;
2654         if (MSG_IS_MOVE(msginfo->flags))
2655                 summaryview->moved--;
2656         if (MSG_IS_COPY(msginfo->flags))
2657                 summaryview->copied--;
2658         procmsg_update_unread_children (msginfo, TRUE);
2659
2660         procmsg_msginfo_set_to_folder(msginfo, NULL);
2661         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2662         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2663         summary_set_row_marks(summaryview, row);
2664         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2665 }
2666
2667 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2668 {
2669         gboolean changed = FALSE;
2670         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2671         MsgInfo *msginfo;
2672
2673         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2674         if (MSG_IS_DELETED(msginfo->flags))
2675                 summaryview->deleted--;
2676         if (MSG_IS_MOVE(msginfo->flags)) {
2677                 summaryview->moved--;
2678                 changed = TRUE;
2679         }
2680         if (MSG_IS_COPY(msginfo->flags)) {
2681                 summaryview->copied--;
2682                 changed = TRUE;
2683         }
2684         procmsg_msginfo_set_to_folder(msginfo, NULL);
2685         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2686         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2687         summary_set_row_marks(summaryview, row);
2688         debug_print("Message %d is locked\n", msginfo->msgnum);
2689 }
2690
2691 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2692 {
2693         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2694         MsgInfo *msginfo;
2695
2696         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2697         if (!MSG_IS_LOCKED(msginfo->flags))
2698                 return;
2699         procmsg_msginfo_set_to_folder(msginfo, NULL);
2700         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2701         summary_set_row_marks(summaryview, row);
2702         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2703 }
2704
2705 void summary_mark(SummaryView *summaryview)
2706 {
2707         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2708         GList *cur;
2709
2710         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2711                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2712
2713         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2714         summary_status_show(summaryview);
2715 }
2716
2717 static void summary_mark_row_as_read(SummaryView *summaryview,
2718                                      GtkCTreeNode *row)
2719 {
2720         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2721         MsgInfo *msginfo;
2722
2723         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2724
2725         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2726                 return;
2727
2728         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2729         && procmsg_msg_has_marked_parent(msginfo))
2730                 summaryview->unreadmarked--;
2731
2732         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2733         summary_set_row_marks(summaryview, row);
2734         debug_print("Message %d is marked as read\n",
2735                 msginfo->msgnum);
2736 }
2737
2738 void summary_mark_as_read(SummaryView *summaryview)
2739 {
2740         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2741         GList *cur;
2742
2743         folder_item_update_freeze();
2744         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2745                 summary_mark_row_as_read(summaryview,
2746                                          GTK_CTREE_NODE(cur->data));
2747         folder_item_update_thaw();
2748
2749         summary_status_show(summaryview);
2750 }
2751
2752 void summary_msgs_lock(SummaryView *summaryview)
2753 {
2754         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2755         GList *cur;
2756
2757         folder_item_update_freeze();
2758         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2759                 summary_lock_row(summaryview,
2760                                          GTK_CTREE_NODE(cur->data));
2761         folder_item_update_thaw();
2762
2763         summary_status_show(summaryview);
2764 }
2765
2766 void summary_msgs_unlock(SummaryView *summaryview)
2767 {
2768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2769         GList *cur;
2770
2771         folder_item_update_freeze();
2772         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2773                 summary_unlock_row(summaryview,
2774                                    GTK_CTREE_NODE(cur->data));
2775         folder_item_update_thaw();
2776
2777         summary_status_show(summaryview);
2778 }
2779
2780 void summary_mark_all_read(SummaryView *summaryview)
2781 {
2782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2783         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2784         GtkCTreeNode *node;
2785
2786         gtk_clist_freeze(clist);
2787         folder_item_update_freeze();
2788         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2789              node = gtkut_ctree_node_next(ctree, node))
2790                 summary_mark_row_as_read(summaryview, node);
2791         folder_item_update_thaw();
2792         gtk_clist_thaw(clist);
2793
2794         summary_status_show(summaryview);
2795 }
2796
2797 static void summary_mark_row_as_unread(SummaryView *summaryview,
2798                                        GtkCTreeNode *row)
2799 {
2800         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2801         MsgInfo *msginfo;
2802
2803         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2804         if (MSG_IS_DELETED(msginfo->flags)) {
2805                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2806                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2807                 summaryview->deleted--;
2808         }
2809
2810         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2811         && procmsg_msg_has_marked_parent(msginfo))
2812                 summaryview->unreadmarked++;
2813
2814         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2815         debug_print("Message %d is marked as unread\n",
2816                 msginfo->msgnum);
2817
2818         summary_set_row_marks(summaryview, row);
2819 }
2820
2821 void summary_mark_as_unread(SummaryView *summaryview)
2822 {
2823         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2824         GList *cur;
2825
2826         folder_item_update_freeze();
2827         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2828                 summary_mark_row_as_unread(summaryview,
2829                                            GTK_CTREE_NODE(cur->data));
2830         folder_item_update_thaw();
2831
2832         summary_status_show(summaryview);
2833 }
2834
2835 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2836 {
2837         GList * cur;
2838         gboolean found;
2839
2840         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2841
2842         case F_NEWS:
2843
2844                 /*
2845                   security : checks if one the accounts correspond to
2846                   the author of the post
2847                 */
2848
2849                 found = FALSE;
2850                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2851                         PrefsAccount * account;
2852                         gchar * from_name;
2853
2854                         account = cur->data;
2855                         if (account->name && *account->name)
2856                                 from_name =
2857                                         g_strdup_printf("%s <%s>",
2858                                                         account->name,
2859                                                         account->address);
2860                         else
2861                                 from_name =
2862                                         g_strdup_printf("%s",
2863                                                         account->address);
2864
2865                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2866                                 g_free(from_name);
2867                                 found = TRUE;
2868                                 break;
2869                         }
2870                         g_free(from_name);
2871                 }
2872
2873                 if (!found) {
2874                         alertpanel_error(_("You're not the author of the article\n"));
2875                 }
2876
2877                 return found;
2878
2879         default:
2880                 return TRUE;
2881         }
2882 }
2883
2884 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2885 {
2886         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2887         MsgInfo *msginfo;
2888
2889         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2890
2891         if (!check_permission(summaryview, msginfo))
2892                 return;
2893
2894         if (MSG_IS_LOCKED(msginfo->flags)) return;
2895
2896         if (MSG_IS_DELETED(msginfo->flags)) return;
2897
2898         if (MSG_IS_MOVE(msginfo->flags))
2899                 summaryview->moved--;
2900         if (MSG_IS_COPY(msginfo->flags))
2901                 summaryview->copied--;
2902         procmsg_update_unread_children (msginfo, FALSE);
2903
2904         procmsg_msginfo_set_to_folder(msginfo, NULL);
2905         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2906         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2907         summaryview->deleted++;
2908
2909         if (!prefs_common.immediate_exec &&
2910             summaryview->folder_item->stype != F_TRASH)
2911                 summary_set_row_marks(summaryview, row);
2912
2913         debug_print("Message %s/%d is set to delete\n",
2914                     msginfo->folder->path, msginfo->msgnum);
2915 }
2916
2917 void summary_cancel(SummaryView *summaryview)
2918 {
2919         MsgInfo * msginfo;
2920         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2921
2922         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2923                                               summaryview->selected);
2924         if (!msginfo) return;
2925
2926         if (!check_permission(summaryview, msginfo))
2927                 return;
2928
2929         news_cancel_article(summaryview->folder_item->folder, msginfo);
2930
2931         if (summary_is_locked(summaryview)) return;
2932
2933         summary_lock(summaryview);
2934
2935         gtk_clist_freeze(clist);
2936
2937         summary_update_status(summaryview);
2938         summary_status_show(summaryview);
2939
2940         gtk_clist_thaw(clist);
2941
2942         summary_unlock(summaryview);
2943 }
2944
2945 void summary_delete(SummaryView *summaryview)
2946 {
2947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2948         FolderItem *item = summaryview->folder_item;
2949         GList *cur;
2950         GtkCTreeNode *sel_last = NULL;
2951         GtkCTreeNode *node;
2952
2953         if (!item) return;
2954
2955         if (summary_is_locked(summaryview)) return;
2956
2957         /* if current folder is trash, ask for confirmation */
2958         if (item->stype == F_TRASH) {
2959                 AlertValue aval;
2960
2961                 aval = alertpanel(_("Delete message(s)"),
2962                                   _("Do you really want to delete message(s) from the trash?"),
2963                                   _("Yes"), _("No"), NULL);
2964                 if (aval != G_ALERTDEFAULT) return;
2965         }
2966
2967         main_window_cursor_wait(summaryview->mainwin);
2968
2969         /* next code sets current row focus right. We need to find a row
2970          * that is not deleted. */
2971         folder_item_update_freeze();
2972         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2973                 sel_last = GTK_CTREE_NODE(cur->data);
2974                 summary_delete_row(summaryview, sel_last);
2975         }
2976         folder_item_update_thaw();
2977
2978         node = summary_find_next_msg(summaryview, sel_last);
2979         if (!node)
2980                 node = summary_find_prev_msg(summaryview, sel_last);
2981
2982         summary_select_node(summaryview, node, FALSE, FALSE);
2983
2984         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
2985                 summary_execute(summaryview);
2986                 /* after deleting, the anchor may be at an invalid row
2987                  * so reset it to the node we found earlier */
2988                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
2989         } else
2990                 summary_status_show(summaryview);
2991
2992         main_window_cursor_normal(summaryview->mainwin);
2993 }
2994
2995 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
2996 {
2997         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2998         MsgInfo *msginfo;
2999
3000         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3001         if (MSG_IS_DELETED(msginfo->flags))
3002                 summaryview->deleted--;
3003         if (MSG_IS_MOVE(msginfo->flags))
3004                 summaryview->moved--;
3005         if (MSG_IS_COPY(msginfo->flags))
3006                 summaryview->copied--;
3007         procmsg_update_unread_children (msginfo, FALSE);
3008
3009         procmsg_msginfo_set_to_folder(msginfo, NULL);
3010         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3011         summary_set_row_marks(summaryview, row);
3012
3013         debug_print("Message %s/%d is unmarked\n",
3014                     msginfo->folder->path, msginfo->msgnum);
3015 }
3016
3017 void summary_unmark(SummaryView *summaryview)
3018 {
3019         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3020         GList *cur;
3021
3022         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3023                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3024
3025         summary_status_show(summaryview);
3026 }
3027
3028 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3029                                 FolderItem *to_folder)
3030 {
3031         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3032         MsgInfo *msginfo;
3033
3034         g_return_if_fail(to_folder != NULL);
3035
3036         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3037         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3038         if (MSG_IS_DELETED(msginfo->flags))
3039                 summaryview->deleted--;
3040         if (MSG_IS_COPY(msginfo->flags)) {
3041                 summaryview->copied--;
3042         }
3043         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3044         if (!MSG_IS_MOVE(msginfo->flags)) {
3045                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3046                 summaryview->moved++;
3047         }
3048         if (!prefs_common.immediate_exec) {
3049                 summary_set_row_marks(summaryview, row);
3050         }
3051
3052         debug_print("Message %d is set to move to %s\n",
3053                     msginfo->msgnum, to_folder->path);
3054 }
3055
3056 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3057 {
3058         GList *cur;
3059
3060         if (!to_folder) return;
3061         if (!summaryview->folder_item ||
3062             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3063
3064         if (summary_is_locked(summaryview)) return;
3065
3066         if (summaryview->folder_item == to_folder) {
3067                 alertpanel_notice(_("Destination is same as current folder."));
3068                 return;
3069         }
3070
3071         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3072              cur != NULL; cur = cur->next)
3073                 summary_move_row_to
3074                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3075
3076         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3077
3078         if (prefs_common.immediate_exec)
3079                 summary_execute(summaryview);
3080         else {
3081                 summary_status_show(summaryview);
3082         }
3083
3084         if (!summaryview->selected) { /* this was the last message */
3085                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3086                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3087                 if (node)
3088                         summary_select_node(summaryview, node, TRUE, TRUE);
3089         }
3090
3091 }
3092
3093 void summary_move_to(SummaryView *summaryview)
3094 {
3095         FolderItem *to_folder;
3096
3097         if (!summaryview->folder_item ||
3098             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3099
3100         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3101                                          FOLDER_SEL_MOVE, NULL);
3102         summary_move_selected_to(summaryview, to_folder);
3103 }
3104
3105 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3106                                 FolderItem *to_folder)
3107 {
3108         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3109         MsgInfo *msginfo;
3110
3111         g_return_if_fail(to_folder != NULL);
3112
3113         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3114         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3115         if (MSG_IS_DELETED(msginfo->flags))
3116                 summaryview->deleted--;
3117         if (MSG_IS_MOVE(msginfo->flags)) {
3118                 summaryview->moved--;
3119         }
3120         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3121         if (!MSG_IS_COPY(msginfo->flags)) {
3122                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3123                 summaryview->copied++;
3124         }
3125         if (!prefs_common.immediate_exec) {
3126                 summary_set_row_marks(summaryview, row);
3127         }
3128
3129         debug_print("Message %d is set to copy to %s\n",
3130                     msginfo->msgnum, to_folder->path);
3131 }
3132
3133 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3134 {
3135         GList *cur;
3136
3137         if (!to_folder) return;
3138         if (!summaryview->folder_item) return;
3139
3140         if (summary_is_locked(summaryview)) return;
3141
3142         if (summaryview->folder_item == to_folder) {
3143                 alertpanel_notice
3144                         (_("Destination to copy is same as current folder."));
3145                 return;
3146         }
3147
3148         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3149              cur != NULL; cur = cur->next)
3150                 summary_copy_row_to
3151                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3152
3153         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3154
3155         if (prefs_common.immediate_exec)
3156                 summary_execute(summaryview);
3157         else {
3158                 summary_status_show(summaryview);
3159         }
3160 }
3161
3162 void summary_copy_to(SummaryView *summaryview)
3163 {
3164         FolderItem *to_folder;
3165
3166         if (!summaryview->folder_item) return;
3167
3168         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3169                                          FOLDER_SEL_COPY, NULL);
3170         summary_copy_selected_to(summaryview, to_folder);
3171 }
3172
3173 void summary_add_address(SummaryView *summaryview)
3174 {
3175         MsgInfo *msginfo;
3176         gchar *from;
3177
3178         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3179                                               summaryview->selected);
3180         if (!msginfo) return;
3181
3182         Xstrdup_a(from, msginfo->from, return);
3183         eliminate_address_comment(from);
3184         extract_address(from);
3185         addressbook_add_contact(msginfo->fromname, from, NULL);
3186 }
3187
3188 void summary_select_all(SummaryView *summaryview)
3189 {
3190         if (!summaryview->folder_item) return;
3191
3192         if (summaryview->folder_item->total_msgs >= 500) {
3193                 STATUSBAR_PUSH(summaryview->mainwin,
3194                                _("Selecting all messages..."));
3195                 main_window_cursor_wait(summaryview->mainwin);
3196         }
3197
3198         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3199
3200         if (summaryview->folder_item->total_msgs >= 500) {
3201                 STATUSBAR_POP(summaryview->mainwin);
3202                 main_window_cursor_normal(summaryview->mainwin);
3203         }
3204 }
3205
3206 void summary_unselect_all(SummaryView *summaryview)
3207 {
3208         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3209 }
3210
3211 void summary_select_thread(SummaryView *summaryview)
3212 {
3213         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3214         GtkCTreeNode *node = summaryview->selected;
3215
3216         if (!node) return;
3217
3218         while (GTK_CTREE_ROW(node)->parent != NULL)
3219                 node = GTK_CTREE_ROW(node)->parent;
3220
3221         if (node != summaryview->selected)
3222                 summary_select_node
3223                         (summaryview, node,
3224                          messageview_is_visible(summaryview->messageview),
3225                          FALSE);
3226
3227         gtk_ctree_select_recursive(ctree, node);
3228
3229         summary_status_show(summaryview);
3230 }
3231
3232 void summary_save_as(SummaryView *summaryview)
3233 {
3234         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3235         MsgInfo *msginfo;
3236         gchar *filename = NULL;
3237         gchar *src, *dest;
3238
3239         AlertValue aval = 0;
3240
3241         if (!summaryview->selected) return;
3242         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3243         if (!msginfo) return;
3244
3245         if (msginfo->subject) {
3246                 Xstrdup_a(filename, msginfo->subject, return);
3247                 subst_for_filename(filename);
3248         }
3249         if (g_getenv ("G_BROKEN_FILENAMES") &&
3250             filename && g_utf8_validate(filename, -1, NULL)) {
3251                 gchar *oldstr = filename;
3252                 filename = conv_codeset_strdup(filename,
3253                                                CS_UTF_8,
3254                                                conv_get_current_charset_str());
3255                 if (!filename) {
3256                         g_warning("summary_save_as(): faild to convert character set.");
3257                         filename = g_strdup(oldstr);
3258                 }
3259                 dest = filesel_select_file(_("Save as"), filename);
3260                 g_free(filename);
3261         } else
3262                 dest = filesel_select_file(_("Save as"), filename);
3263         filename = NULL;
3264         if (!dest) return;
3265         if (is_file_exist(dest)) {
3266                 aval = alertpanel(_("Append or Overwrite"),
3267                                   _("Append or overwrite existing file?"),
3268                                   _("Append"), _("Overwrite"), _("Cancel"));
3269                 if (aval != 0 && aval != 1)
3270                         return;
3271         }
3272
3273         src = procmsg_get_message_file(msginfo);
3274         if ( aval==0 ) { /* append */
3275                 if (append_file(src, dest, TRUE) < 0)
3276                         alertpanel_error(_("Can't save the file `%s'."),
3277                                          g_basename(dest));
3278         } else { /* overwrite */
3279                 if (copy_file(src, dest, TRUE) < 0)
3280                         alertpanel_error(_("Can't save the file `%s'."),
3281                                          g_basename(dest));
3282         }
3283         g_free(src);
3284
3285
3286         /*
3287          * If two or more msgs are selected,
3288          * append them to the output file.
3289          */
3290         if (GTK_CLIST(ctree)->selection->next) {
3291                 GList *item;
3292                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3293                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3294                         if (!msginfo) break;
3295                         src = procmsg_get_message_file(msginfo);
3296                         if (append_file(src, dest, TRUE) < 0)
3297                                 alertpanel_error(_("Can't save the file `%s'."),
3298                                                  g_basename(dest));
3299                 }
3300                 g_free(src);
3301         }
3302 }
3303
3304 void summary_print(SummaryView *summaryview)
3305 {
3306         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3307         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3308         MsgInfo *msginfo;
3309         GList *cur;
3310         gchar *cmdline;
3311         gchar *p;
3312
3313         if (clist->selection == NULL) return;
3314
3315         cmdline = input_dialog(_("Print"),
3316                                _("Enter the print command line:\n"
3317                                  "(`%s' will be replaced with file name)"),
3318                                prefs_common.print_cmd);
3319         if (!cmdline) return;
3320         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3321             strchr(p + 2, '%')) {
3322                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3323                                  cmdline);
3324                 g_free(cmdline);
3325                 return;
3326         }
3327
3328         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3329                 msginfo = gtk_ctree_node_get_row_data
3330                         (ctree, GTK_CTREE_NODE(cur->data));
3331                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3332         }
3333
3334         g_free(cmdline);
3335 }
3336
3337 gboolean summary_execute(SummaryView *summaryview)
3338 {
3339         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3340         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3341         GtkCTreeNode *node, *next;
3342         GtkCTreeNode *new_selected = NULL;
3343
3344         if (!summaryview->folder_item) return FALSE;
3345
3346         if (summary_is_locked(summaryview)) return FALSE;
3347         summary_lock(summaryview);
3348
3349         gtk_clist_freeze(clist);
3350
3351         if (summaryview->threaded)
3352                 summary_unthread_for_exec(summaryview);
3353
3354         folder_item_update_freeze();
3355         summary_execute_move(summaryview);
3356         summary_execute_copy(summaryview);
3357         summary_execute_delete(summaryview);
3358         folder_item_update_thaw();
3359
3360         node = GTK_CTREE_NODE(clist->row_list);
3361         for (; node != NULL; node = next) {
3362                 next = gtkut_ctree_node_next(ctree, node);
3363                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3364
3365                 if (node == summaryview->displayed) {
3366                         messageview_clear(summaryview->messageview);
3367                         summaryview->displayed = NULL;
3368                 }
3369                 if (GTK_CTREE_ROW(node)->children != NULL) {
3370                         g_warning("summary_execute(): children != NULL\n");
3371                         continue;
3372                 }
3373
3374                 if (!new_selected &&
3375                     gtkut_ctree_node_is_selected(ctree, node)) {
3376                         gtk_sctree_unselect_all(GTK_SCTREE(ctree));
3377                         new_selected = summary_find_next_msg(summaryview, node);
3378                         if (!new_selected)
3379                                 new_selected = summary_find_prev_msg
3380                                         (summaryview, node);
3381                 }
3382
3383                 gtk_ctree_remove_node(ctree, node);
3384         }
3385
3386         if (new_selected) {
3387                 gtk_sctree_select
3388                         (GTK_SCTREE(ctree),
3389                          summaryview->displayed ? summaryview->displayed
3390                          : new_selected);
3391         }
3392
3393         if (summaryview->threaded)
3394                 summary_thread_build(summaryview);
3395
3396         summaryview->selected = clist->selection ?
3397                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3398
3399         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3400                 menu_set_insensitive_all
3401                         (GTK_MENU_SHELL(summaryview->popupmenu));
3402                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3403         } else
3404                 gtk_widget_grab_focus(summaryview->ctree);
3405
3406         summary_update_status(summaryview);
3407         summary_status_show(summaryview);
3408
3409         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3410
3411         gtk_clist_thaw(clist);
3412
3413         summary_unlock(summaryview);
3414         return TRUE;
3415 }
3416
3417 static void summary_execute_move(SummaryView *summaryview)
3418 {
3419         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3420         GSList *cur;
3421
3422         /* search moving messages and execute */
3423         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3424                                 summaryview);
3425
3426         if (summaryview->mlist) {
3427                 procmsg_move_messages(summaryview->mlist);
3428
3429                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3430                         procmsg_msginfo_free((MsgInfo *)cur->data);
3431                 g_slist_free(summaryview->mlist);
3432                 summaryview->mlist = NULL;
3433         }
3434 }
3435
3436 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3437                                       gpointer data)
3438 {
3439         SummaryView *summaryview = data;
3440         MsgInfo *msginfo;
3441
3442         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3443
3444         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3445                 summaryview->mlist =
3446                         g_slist_prepend(summaryview->mlist, msginfo);
3447                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3448
3449                 if (msginfo->msgid && *msginfo->msgid &&
3450                     node == g_hash_table_lookup(summaryview->msgid_table,
3451                                                 msginfo->msgid))
3452                         g_hash_table_remove(summaryview->msgid_table,
3453                                             msginfo->msgid);
3454         }
3455 }
3456
3457 static void summary_execute_copy(SummaryView *summaryview)
3458 {
3459         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3460
3461         /* search copying messages and execute */
3462         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3463                                 summaryview);
3464
3465         if (summaryview->mlist) {
3466                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3467                 procmsg_copy_messages(summaryview->mlist);
3468
3469                 g_slist_free(summaryview->mlist);
3470                 summaryview->mlist = NULL;
3471         }
3472 }
3473
3474 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3475                                       gpointer data)
3476 {
3477         SummaryView *summaryview = data;
3478         MsgInfo *msginfo;
3479
3480         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3481
3482         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3483                 summaryview->mlist =
3484                         g_slist_prepend(summaryview->mlist, msginfo);
3485
3486                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3487                 summary_set_row_marks(summaryview, node);
3488         }
3489 }
3490
3491 static void summary_execute_delete(SummaryView *summaryview)
3492 {
3493         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3494         FolderItem *trash;
3495         GSList *cur;
3496
3497         trash = summaryview->folder_item->folder->trash;
3498
3499         /* search deleting messages and execute */
3500         gtk_ctree_pre_recursive
3501                 (ctree, NULL, summary_execute_delete_func, summaryview);
3502
3503         if (!summaryview->mlist) return;
3504
3505         if (trash == NULL || summaryview->folder_item == trash)
3506                 folder_item_remove_msgs(summaryview->folder_item,
3507                                         summaryview->mlist);
3508         else
3509                 folder_item_move_msgs(trash, summaryview->mlist);
3510
3511         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3512                 procmsg_msginfo_free((MsgInfo *)cur->data);
3513
3514         g_slist_free(summaryview->mlist);
3515         summaryview->mlist = NULL;
3516 }
3517
3518 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3519                                         gpointer data)
3520 {
3521         SummaryView *summaryview = data;
3522         MsgInfo *msginfo;
3523
3524         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3525
3526         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3527                 summaryview->mlist =
3528                         g_slist_append(summaryview->mlist, msginfo);
3529                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3530
3531                 if (msginfo->msgid && *msginfo->msgid &&
3532                     node == g_hash_table_lookup(summaryview->msgid_table,
3533                                                 msginfo->msgid)) {
3534                         g_hash_table_remove(summaryview->msgid_table,
3535                                             msginfo->msgid);
3536                 }
3537                 if (msginfo->subject && *msginfo->subject &&
3538                     node == subject_table_lookup(summaryview->subject_table,
3539                                                  msginfo->subject)) {
3540                         subject_table_remove(summaryview->subject_table,
3541                                              msginfo->subject);
3542                 }
3543         }
3544 }
3545
3546 /* thread functions */
3547
3548 void summary_thread_build(SummaryView *summaryview)
3549 {
3550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3551         GtkCTreeNode *node;
3552         GtkCTreeNode *next;
3553         GtkCTreeNode *parent;
3554         MsgInfo *msginfo;
3555
3556         summary_lock(summaryview);
3557
3558         debug_print("Building threads...");
3559         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3560         main_window_cursor_wait(summaryview->mainwin);
3561
3562         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3563                                        G_CALLBACK(summary_tree_expanded), summaryview);
3564         gtk_clist_freeze(GTK_CLIST(ctree));
3565
3566         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3567         while (node) {
3568                 next = GTK_CTREE_ROW(node)->sibling;
3569
3570                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3571
3572                 parent = NULL;
3573
3574                 /* alfons - claws seems to prefer subject threading before
3575                  * inreplyto threading. we should look more deeply in this,
3576                  * because inreplyto should have precedence... */
3577                 if (msginfo && msginfo->inreplyto) {
3578                         parent = g_hash_table_lookup(summaryview->msgid_table,
3579                                                      msginfo->inreplyto);
3580                 }
3581
3582                 if (prefs_common.thread_by_subject && parent == NULL) {
3583                         parent = subject_table_lookup
3584                                 (summaryview->subject_table,
3585                                  msginfo->subject);
3586                 }
3587
3588                 if (parent && parent != node) {
3589                         gtk_ctree_move(ctree, node, parent, NULL);
3590                         gtk_ctree_expand(ctree, node);
3591                 }
3592
3593                 node = next;
3594         }
3595
3596         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3597
3598         while (node) {
3599                 next = GTK_CTREE_NODE_NEXT(node);
3600                 if (!summaryview->thread_collapsed)
3601                         gtk_ctree_expand(ctree, node);
3602                 if (prefs_common.bold_unread &&
3603                     GTK_CTREE_ROW(node)->children)
3604                         summary_set_row_marks(summaryview, node);
3605                 node = next;
3606         }
3607
3608         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3609
3610         gtk_clist_thaw(GTK_CLIST(ctree));
3611         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3612                                          G_CALLBACK(summary_tree_expanded), summaryview);
3613
3614         debug_print("done.\n");
3615         STATUSBAR_POP(summaryview->mainwin);
3616         main_window_cursor_normal(summaryview->mainwin);
3617
3618         summaryview->threaded = TRUE;
3619
3620         summary_unlock(summaryview);
3621 }
3622
3623 static void summary_thread_init(SummaryView *summaryview)
3624 {
3625         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3626         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3627         GtkCTreeNode *next;
3628
3629         if (!summaryview->thread_collapsed) {
3630                 while (node) {
3631                         next = GTK_CTREE_ROW(node)->sibling;
3632                         if (GTK_CTREE_ROW(node)->children)
3633                                 gtk_ctree_expand(ctree, node);
3634                         node = next;
3635                 }
3636         } else if (prefs_common.bold_unread) {
3637                 while (node) {
3638                         next = GTK_CTREE_ROW(node)->sibling;
3639                         if (GTK_CTREE_ROW(node)->children)
3640                                 summary_set_row_marks(summaryview, node);
3641                         node = next;
3642                 }
3643         }
3644 }
3645
3646 void summary_unthread(SummaryView *summaryview)
3647 {
3648         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3649         GtkCTreeNode *node;
3650         GtkCTreeNode *child;
3651         GtkCTreeNode *sibling;
3652         GtkCTreeNode *next_child;
3653
3654         summary_lock(summaryview);
3655
3656         debug_print("Unthreading...");
3657         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3658         main_window_cursor_wait(summaryview->mainwin);
3659
3660         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3661                                         summary_tree_collapsed, summaryview);
3662         gtk_clist_freeze(GTK_CLIST(ctree));
3663
3664         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3665              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3666                 child = GTK_CTREE_ROW(node)->children;
3667                 sibling = GTK_CTREE_ROW(node)->sibling;
3668
3669                 while (child != NULL) {
3670                         next_child = GTK_CTREE_ROW(child)->sibling;
3671                         gtk_ctree_move(ctree, child, NULL, sibling);
3672                         child = next_child;
3673                 }
3674         }
3675
3676         /* CLAWS: and sort it */
3677         gtk_sctree_sort_recursive(ctree, NULL);
3678
3679         gtk_clist_thaw(GTK_CLIST(ctree));
3680         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3681                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3682
3683         debug_print("done.\n");
3684         STATUSBAR_POP(summaryview->mainwin);
3685         main_window_cursor_normal(summaryview->mainwin);
3686
3687         summaryview->threaded = FALSE;
3688
3689         summary_unlock(summaryview);
3690 }
3691
3692 static void summary_unthread_for_exec(SummaryView *summaryview)
3693 {
3694         GtkCTreeNode *node;
3695         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3696
3697         summary_lock(summaryview);
3698
3699         debug_print("Unthreading for execution...");
3700
3701         gtk_clist_freeze(GTK_CLIST(ctree));
3702
3703         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3704              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3705                 summary_unthread_for_exec_func(ctree, node, NULL);
3706         }
3707
3708         gtk_clist_thaw(GTK_CLIST(ctree));
3709
3710         debug_print("done.\n");
3711
3712         summary_unlock(summaryview);
3713 }
3714
3715 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3716                                            gpointer data)
3717 {
3718         MsgInfo *msginfo;
3719         GtkCTreeNode *top_parent;
3720         GtkCTreeNode *child;
3721         GtkCTreeNode *sibling;
3722
3723         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3724
3725         if (!msginfo ||
3726             (!MSG_IS_MOVE(msginfo->flags) &&
3727              !MSG_IS_DELETED(msginfo->flags)))
3728                 return;
3729         child = GTK_CTREE_ROW(node)->children;
3730         if (!child) return;
3731
3732         for (top_parent = node;
3733              GTK_CTREE_ROW(top_parent)->parent != NULL;
3734              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3735                 ;
3736         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3737
3738         while (child != NULL) {
3739                 GtkCTreeNode *next_child;
3740
3741                 next_child = GTK_CTREE_ROW(child)->sibling;
3742                 gtk_ctree_move(ctree, child, NULL, sibling);
3743                 child = next_child;
3744         }
3745 }
3746
3747 void summary_expand_threads(SummaryView *summaryview)
3748 {
3749         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3750         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3751
3752         gtk_clist_freeze(GTK_CLIST(ctree));
3753
3754         while (node) {
3755                 if (GTK_CTREE_ROW(node)->children)
3756                         gtk_ctree_expand(ctree, node);
3757                 node = GTK_CTREE_NODE_NEXT(node);
3758         }
3759
3760         gtk_clist_thaw(GTK_CLIST(ctree));
3761
3762         summaryview->thread_collapsed = FALSE;
3763
3764         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3765 }
3766
3767 void summary_collapse_threads(SummaryView *summaryview)
3768 {
3769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3770         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3771
3772         gtk_clist_freeze(GTK_CLIST(ctree));
3773
3774         while (node) {
3775                 if (GTK_CTREE_ROW(node)->children)
3776                         gtk_ctree_collapse(ctree, node);
3777                 node = GTK_CTREE_ROW(node)->sibling;
3778         }
3779
3780         gtk_clist_thaw(GTK_CLIST(ctree));
3781
3782         summaryview->thread_collapsed = TRUE;
3783
3784         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3785 }
3786
3787 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3788 {
3789         if (!filtering_rules) {
3790                 alertpanel_error(_("No filter rules defined."));
3791                 return;
3792         }
3793
3794         summary_lock(summaryview);
3795
3796         folder_item_update_freeze();
3797
3798         debug_print("filtering...");
3799         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3800         main_window_cursor_wait(summaryview->mainwin);
3801
3802         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3803
3804         if (filtering_rules == NULL) {
3805                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3806                                         GTK_CTREE_FUNC(summary_filter_func),
3807                                         summaryview);
3808
3809                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3810
3811                 if (prefs_common.immediate_exec) {
3812                         summary_unlock(summaryview);
3813                         summary_execute(summaryview);
3814                         summary_lock(summaryview);
3815                 } else
3816                         summary_status_show(summaryview);
3817         }
3818         else {
3819                 if (selected_only) {
3820                         GList *cur;
3821
3822                         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3823                              cur != NULL; cur = cur->next) {
3824                                 summary_filter_func(GTK_CTREE(summaryview->ctree),
3825                                                     GTK_CTREE_NODE(cur->data),
3826                                                     summaryview);
3827                         }
3828                 } else {
3829                         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3830                                                 GTK_CTREE_FUNC(summary_filter_func),
3831                                                 summaryview);
3832                 }
3833                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3834         }
3835
3836         folder_item_update_thaw();
3837         debug_print("done.\n");
3838         STATUSBAR_POP(summaryview->mainwin);
3839         main_window_cursor_normal(summaryview->mainwin);
3840
3841         summary_unlock(summaryview);
3842
3843         /*
3844          * CLAWS: summary_show() only valid after having a lock. ideally
3845          * we want the lock to be context aware...
3846          */
3847         if (filtering_rules) {
3848                 summary_show(summaryview, summaryview->folder_item);
3849         }
3850 }
3851
3852 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3853                                 gpointer data)
3854 {
3855         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3856
3857         filter_message_by_msginfo(filtering_rules, msginfo);
3858 }
3859
3860 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
3861                                  PrefsFilterType type, gint processing_rule)
3862 {
3863         gchar *header = NULL;
3864         gchar *key = NULL;
3865
3866         procmsg_get_filter_keyword(msginfo, &header, &key, type);
3867
3868         if (processing_rule) {
3869                 if (item == NULL)
3870                         prefs_filtering_open(&pre_global_processing,
3871                                              _("Processing rules to apply before folder rules"),
3872                                              header, key);
3873                 else
3874                         prefs_filtering_open(&item->prefs->processing,
3875                                              _("Processing configuration"),
3876                                              header, key);
3877         }
3878         else {
3879                 prefs_filtering_open(&filtering_rules,
3880                                      _("Filtering configuration"),
3881                                        header, key);
3882         }
3883
3884         g_free(header);
3885         g_free(key);
3886 }
3887
3888 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
3889                          gint processing_rule)
3890 {
3891         MsgInfo *msginfo;
3892         FolderItem * item;
3893
3894         if (!summaryview->selected) return;
3895
3896         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3897                                               summaryview->selected);
3898         if (!msginfo) return;
3899
3900         item = summaryview->folder_item;
3901         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
3902 }
3903
3904 /* color label */
3905
3906 #define N_COLOR_LABELS colorlabel_get_color_count()
3907
3908 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3909                                                      gpointer data)
3910 {
3911         guint color = GPOINTER_TO_UINT(data);
3912         SummaryView *summaryview;
3913
3914         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
3915         g_return_if_fail(summaryview != NULL);
3916
3917         /* "dont_toggle" state set? */
3918         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
3919                                 "dont_toggle"))
3920                 return;
3921
3922         summary_set_colorlabel(summaryview, color, NULL);
3923 }
3924
3925 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3926  * for the messsage; not the color index */
3927 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3928                                   guint labelcolor)
3929 {
3930         GdkColor color;
3931         GtkStyle *style, *prev_style, *ctree_style;
3932         MsgInfo *msginfo;
3933         gint color_index;
3934
3935         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3936
3937         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3938         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3939         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3940
3941         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3942                 if (!prev_style) return;
3943                 style = gtk_style_copy(prev_style);
3944                 color = ctree_style->fg[GTK_STATE_NORMAL];
3945                 style->fg[GTK_STATE_NORMAL] = color;
3946                 color = ctree_style->fg[GTK_STATE_SELECTED];
3947                 style->fg[GTK_STATE_SELECTED] = color;
3948         } else {
3949                 if (prev_style)
3950                         style = gtk_style_copy(prev_style);
3951                 else
3952                         style = gtk_style_copy(ctree_style);
3953                 color = colorlabel_get_color(color_index);
3954                 style->fg[GTK_STATE_NORMAL] = color;
3955                 /* get the average of label color and selected fg color
3956                    for visibility */
3957                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
3958                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
3959                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
3960         }
3961
3962         gtk_ctree_node_set_row_style(ctree, node, style);
3963 }
3964
3965 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
3966 {
3967         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3968         MsgInfo *msginfo;
3969
3970         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3971
3972         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
3973         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
3974 }
3975
3976 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
3977                             GtkWidget *widget)
3978 {
3979         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3980         GList *cur;
3981
3982         main_window_cursor_wait(summaryview->mainwin);
3983         folder_item_update_freeze();
3984         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3985                 summary_set_row_colorlabel(summaryview,
3986                                            GTK_CTREE_NODE(cur->data), labelcolor);
3987         folder_item_update_thaw();
3988         main_window_cursor_normal(summaryview->mainwin);
3989 }
3990
3991 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
3992                                                           gpointer data)
3993 {
3994         SummaryView *summaryview;
3995         GtkMenuShell *menu;
3996         GtkCheckMenuItem **items;
3997         gint n;
3998         GList *cur, *sel;
3999
4000         summaryview = (SummaryView *)data;
4001         g_return_if_fail(summaryview != NULL);
4002
4003         sel = GTK_CLIST(summaryview->ctree)->selection;
4004         if (!sel) return;
4005
4006         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4007         g_return_if_fail(menu != NULL);
4008
4009         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4010
4011         /* NOTE: don't return prematurely because we set the "dont_toggle"
4012          * state for check menu items */
4013         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4014                           GINT_TO_POINTER(1));
4015
4016         /* clear items. get item pointers. */
4017         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4018                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4019                         gtk_check_menu_item_set_active
4020                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4021                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4022                         n++;
4023                 }
4024         }
4025
4026         if (n == (N_COLOR_LABELS + 1)) {
4027                 /* iterate all messages and set the state of the appropriate
4028                  * items */
4029                 for (; sel != NULL; sel = sel->next) {
4030                         MsgInfo *msginfo;
4031                         gint clabel;
4032
4033                         msginfo = gtk_ctree_node_get_row_data
4034                                 (GTK_CTREE(summaryview->ctree),
4035                                  GTK_CTREE_NODE(sel->data));
4036                         if (msginfo) {
4037                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4038                                 if (!items[clabel]->active)
4039                                         gtk_check_menu_item_set_active
4040                                                 (items[clabel], TRUE);
4041                         }
4042                 }
4043         } else
4044                 g_warning("invalid number of color elements (%d)\n", n);
4045
4046         /* reset "dont_toggle" state */
4047         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4048                           GINT_TO_POINTER(0));
4049 }
4050
4051 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4052 {
4053         GtkWidget *label_menuitem;
4054         GtkWidget *menu;
4055         GtkWidget *item;
4056         gint i;
4057
4058         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4059                                                    "/Color label");
4060         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4061                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4062                            summaryview);
4063         gtk_widget_show(label_menuitem);
4064
4065         menu = gtk_menu_new();
4066
4067         /* create sub items. for the menu item activation callback we pass the
4068          * index of label_colors[] as data parameter. for the None color we
4069          * pass an invalid (high) value. also we attach a data pointer so we
4070          * can always get back the SummaryView pointer. */
4071
4072         item = gtk_check_menu_item_new_with_label(_("None"));
4073         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4074         g_signal_connect(G_OBJECT(item), "activate",
4075                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4076                            GUINT_TO_POINTER(0));
4077         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4078         gtk_widget_show(item);
4079
4080         item = gtk_menu_item_new();
4081         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4082         gtk_widget_show(item);
4083
4084         /* create pixmap/label menu items */
4085         for (i = 0; i < N_COLOR_LABELS; i++) {
4086                 item = colorlabel_create_check_color_menu_item(i);
4087                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4088                 g_signal_connect(G_OBJECT(item), "activate",
4089                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4090                                  GUINT_TO_POINTER(i + 1));
4091                 g_object_set_data(G_OBJECT(item), "summaryview",
4092                                   summaryview);
4093                 gtk_widget_show(item);
4094         }
4095
4096         gtk_widget_show(menu);
4097         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4098         summaryview->colorlabel_menu = menu;
4099 }
4100
4101 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4102 {
4103         GtkWidget *ctree;
4104         gint *col_pos = summaryview->col_pos;
4105         SummaryColumnState *col_state;
4106         gchar *titles[N_SUMMARY_COLS];
4107         SummaryColumnType type;
4108         gint pos;
4109
4110         memset(titles, 0, sizeof(titles));
4111
4112         col_state = prefs_summary_column_get_config();
4113         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4114                 summaryview->col_state[pos] = col_state[pos];
4115                 type = col_state[pos].type;
4116                 col_pos[type] = pos;
4117         }
4118         col_state = summaryview->col_state;
4119
4120         ctree = gtk_sctree_new_with_titles
4121                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4122
4123         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4124         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4125                                            GTK_JUSTIFY_CENTER);
4126         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4127                                            GTK_JUSTIFY_CENTER);
4128         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4129                                            GTK_JUSTIFY_CENTER);
4130         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4131                                            GTK_JUSTIFY_CENTER);
4132         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4133                                            GTK_JUSTIFY_RIGHT);
4134         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4135                                            GTK_JUSTIFY_RIGHT);
4136         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4137                                            GTK_JUSTIFY_RIGHT);
4138         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4139                                    SUMMARY_COL_MARK_WIDTH);
4140         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4141                                    SUMMARY_COL_STATUS_WIDTH);
4142         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4143                                    SUMMARY_COL_LOCKED_WIDTH);
4144         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4145                                    SUMMARY_COL_MIME_WIDTH);
4146         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4147                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4148         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4149                                    prefs_common.summary_col_size[S_COL_FROM]);
4150         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4151                                    prefs_common.summary_col_size[S_COL_DATE]);
4152         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4153                                    prefs_common.summary_col_size[S_COL_SIZE]);
4154         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4155                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4156         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4157                                    prefs_common.summary_col_size[S_COL_SCORE]);
4158         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4159         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4160                                      GTK_CTREE_EXPANDER_SQUARE);
4161 #if 0
4162         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4163         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4164                                      GTK_CTREE_EXPANDER_TRIANGLE);
4165 #endif
4166         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4167         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4168
4169         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4170                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4171                                        GTK_CAN_FOCUS);
4172                 gtk_clist_set_column_visibility
4173                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4174         }
4175
4176         /* connect signal to the buttons for sorting */
4177 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4178         g_signal_connect \
4179                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4180                  "clicked", \
4181                  G_CALLBACK(func), \
4182                  summaryview)
4183
4184         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4185         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4186         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4187         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4188         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4189         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4190         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4191         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4192         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4193         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4194
4195 #undef CLIST_BUTTON_SIGNAL_CONNECT
4196
4197         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4198                          G_CALLBACK(summary_selected), summaryview);
4199         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4200                          G_CALLBACK(summary_button_pressed),
4201                          summaryview);
4202         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4203                          G_CALLBACK(summary_button_released),
4204                          summaryview);
4205         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4206                          G_CALLBACK(summary_key_pressed), summaryview);
4207         g_signal_connect(G_OBJECT(ctree), "resize_column",
4208                          G_CALLBACK(summary_col_resized), summaryview);
4209         g_signal_connect(G_OBJECT(ctree), "open_row",
4210                          G_CALLBACK(summary_open_row), summaryview);
4211
4212         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4213                                G_CALLBACK(summary_tree_expanded),
4214                                summaryview);
4215         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4216                                G_CALLBACK(summary_tree_collapsed),
4217                                summaryview);
4218
4219         g_signal_connect(G_OBJECT(ctree), "start_drag",
4220                          G_CALLBACK(summary_start_drag),
4221                          summaryview);
4222         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4223                          G_CALLBACK(summary_drag_data_get),
4224                          summaryview);
4225
4226         return ctree;
4227 }
4228
4229 void summary_set_column_order(SummaryView *summaryview)
4230 {
4231         GtkWidget *ctree;
4232         GtkWidget *scrolledwin = summaryview->scrolledwin;
4233         GtkWidget *pixmap;
4234         FolderItem *item;
4235         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4236         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4237
4238         item = summaryview->folder_item;
4239
4240         summary_clear_all(summaryview);
4241         gtk_widget_destroy(summaryview->ctree);
4242
4243         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4244         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4245         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4246                                     summaryview->col_pos[S_COL_MIME], pixmap);
4247         gtk_widget_show(pixmap);
4248         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4249                                             GTK_CLIST(ctree)->hadjustment);
4250         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4251                                             GTK_CLIST(ctree)->vadjustment);
4252         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4253         gtk_widget_show(ctree);
4254
4255         summary_show(summaryview, item);
4256
4257         summary_select_by_msgnum(summaryview, selected_msgnum);
4258         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4259         if (!summaryview->displayed)
4260                 messageview_clear(summaryview->messageview);
4261         else
4262                 summary_redisplay_msg(summaryview);
4263 }
4264
4265
4266 /* callback functions */
4267
4268 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4269                                    SummaryView *summaryview)
4270 {
4271         if (event)
4272                 summary_toggle_view(summaryview);
4273         return TRUE;
4274 }
4275
4276 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4277                                        SummaryView *summaryview)
4278 {
4279         if (!event) return FALSE;
4280
4281         if (event->button == 3) {
4282                 summaryview->display_msg = TRUE;
4283                 /* right clicked */
4284                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4285                                NULL, NULL, event->button, event->time);
4286         } else if (event->button == 2) {
4287                 summaryview->display_msg = TRUE;
4288         } else if (event->button == 1) {
4289                 if (!prefs_common.emulate_emacs &&
4290                     messageview_is_visible(summaryview->messageview))
4291                         summaryview->display_msg = TRUE;
4292         }
4293
4294         return FALSE;
4295 }
4296
4297 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4298                                         SummaryView *summaryview)
4299 {
4300         return FALSE;
4301 }
4302
4303 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4304 {
4305         summary_key_pressed(summaryview->ctree, event, summaryview);
4306 }
4307
4308 #define BREAK_ON_MODIFIER_KEY() \
4309         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4310
4311 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4312                                 SummaryView *summaryview)
4313 {
4314         GtkCTree *ctree = GTK_CTREE(widget);
4315         GtkCTreeNode *node;
4316         MessageView *messageview;
4317         TextView *textview;
4318         GtkAdjustment *adj;
4319
4320         if (summary_is_locked(summaryview)) return TRUE;
4321         if (!event) return TRUE;
4322
4323         switch (event->keyval) {
4324         case GDK_Left:          /* Move focus */
4325                 adj = gtk_scrolled_window_get_hadjustment
4326                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4327                 if (adj->lower != adj->value)
4328                         break;
4329                 /* FALLTHROUGH */
4330         case GDK_Escape:
4331                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4332                 return TRUE;
4333         case GDK_Up:
4334         case GDK_Down:
4335                 if ((node = summaryview->selected) != NULL) {
4336                         GtkCTreeNode *next = NULL;
4337                         next = (event->keyval == GDK_Down)
4338                                         ? gtkut_ctree_node_next(ctree, node)
4339                                         : gtkut_ctree_node_prev(ctree, node);
4340                         if (next) {
4341                                 gtk_sctree_select_with_state
4342                                         (GTK_SCTREE(ctree), next, event->state);
4343
4344                                 /* Deprecated - what are the non-deprecated equivalents? */
4345                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4346                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4347
4348                                 return TRUE;
4349                         }
4350                 }
4351                 break;
4352         default:
4353                 break;
4354         }
4355
4356         if (!summaryview->selected) {
4357                 node = gtk_ctree_node_nth(ctree, 0);
4358                 if (node)
4359                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4360                 else
4361                         return TRUE;
4362         }
4363
4364         messageview = summaryview->messageview;
4365         textview = messageview->mimeview->textview;
4366
4367         switch (event->keyval) {
4368         case GDK_space:         /* Page down or go to the next */
4369                 if (event->state & GDK_SHIFT_MASK)
4370                         textview_scroll_page(textview, TRUE);
4371                 else {
4372                         if (summaryview->displayed != summaryview->selected) {
4373                                 summary_display_msg(summaryview,
4374                                                     summaryview->selected);
4375                                 break;
4376                         }
4377                         if (!textview_scroll_page(textview, FALSE))
4378                                 summary_select_next_unread(summaryview);
4379                 }
4380                 break;
4381         case GDK_BackSpace:     /* Page up */
4382                 textview_scroll_page(textview, TRUE);
4383                 break;
4384         case GDK_Return:        /* Scroll up/down one line */
4385                 if (summaryview->displayed != summaryview->selected) {
4386                         summary_display_msg(summaryview,
4387                                             summaryview->selected);
4388                         break;
4389                 }
4390                 textview_scroll_one_line
4391                         (textview, (event->state & GDK_MOD1_MASK) != 0);
4392                 break;
4393         case GDK_Delete:
4394                 BREAK_ON_MODIFIER_KEY();
4395                 summary_delete(summaryview);
4396                 break;
4397         default:
4398                 break;
4399         }
4400         return TRUE;
4401 }
4402
4403 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4404 {
4405         SummaryView *summaryview = data;
4406
4407         summary_show(summaryview, summaryview->folder_item);
4408 }
4409
4410 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4411 {
4412         SummaryView *summaryview = (SummaryView *)data;
4413
4414         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4415                 prefs_common.show_searchbar = TRUE;
4416                 quicksearch_show(summaryview->quicksearch);
4417         } else {
4418                 prefs_common.show_searchbar = FALSE;
4419                 quicksearch_hide(summaryview->quicksearch);
4420         }
4421 }
4422
4423 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4424 {
4425         if (summaryview->folder_item->stype == F_OUTBOX ||
4426             summaryview->folder_item->stype == F_DRAFT  ||
4427             summaryview->folder_item->stype == F_QUEUE)
4428                 summary_reedit(summaryview);
4429         else
4430                 summary_open_msg(summaryview);
4431
4432         summaryview->display_msg = FALSE;
4433 }
4434
4435 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4436                                   SummaryView *summaryview)
4437 {
4438         summary_set_row_marks(summaryview, node);
4439 }
4440
4441 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4442                                    SummaryView *summaryview)
4443 {
4444         summary_set_row_marks(summaryview, node);
4445 }
4446
4447 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4448                              gint column, SummaryView *summaryview)
4449 {
4450         MsgInfo *msginfo;
4451
4452         summary_status_show(summaryview);
4453
4454         if (GTK_CLIST(ctree)->selection &&
4455             GTK_CLIST(ctree)->selection->next) {
4456                 summaryview->display_msg = FALSE;
4457                 summary_set_menu_sensitive(summaryview);
4458                 toolbar_main_set_sensitive(summaryview->mainwin);
4459                 return;
4460         }
4461
4462         summaryview->selected = row;
4463
4464         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4465         g_return_if_fail(msginfo != NULL);
4466
4467         switch (column < 0 ? column : summaryview->col_state[column].type) {
4468         case S_COL_MARK:
4469                 if (!MSG_IS_DELETED(msginfo->flags) &&
4470                     !MSG_IS_MOVE(msginfo->flags) &&
4471                     !MSG_IS_COPY(msginfo->flags)) {
4472                         if (MSG_IS_MARKED(msginfo->flags)) {
4473                                 summary_unmark_row(summaryview, row);
4474                         } else {
4475                                 summary_mark_row(summaryview, row);
4476                         }
4477                 }
4478                 break;
4479         case S_COL_STATUS:
4480                 if (MSG_IS_UNREAD(msginfo->flags)) {
4481                         summary_mark_row_as_read(summaryview, row);
4482                         summary_status_show(summaryview);
4483                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4484                          !MSG_IS_FORWARDED(msginfo->flags)) {
4485                         summary_mark_row_as_unread(summaryview, row);
4486                         summary_status_show(summaryview);
4487                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4488                         summary_find_answers(summaryview, msginfo);
4489                         return;
4490                 }
4491                 break;
4492         case S_COL_LOCKED:
4493                 if (MSG_IS_LOCKED(msginfo->flags)) {
4494                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4495                         summary_set_row_marks(summaryview, row);
4496                 }
4497                 else
4498                         summary_lock_row(summaryview, row);
4499                 break;
4500         default:
4501                 break;
4502         }
4503
4504         if (summaryview->display_msg ||
4505             (prefs_common.always_show_msg &&
4506              messageview_is_visible(summaryview->messageview))) {
4507                 summaryview->display_msg = FALSE;
4508                 if (summaryview->displayed != row) {
4509                         summary_display_msg(summaryview, row);
4510                         return;
4511                 }
4512         }
4513
4514         summary_set_menu_sensitive(summaryview);
4515         toolbar_main_set_sensitive(summaryview->mainwin);
4516 }
4517
4518 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4519                                 SummaryView *summaryview)
4520 {
4521         SummaryColumnType type = summaryview->col_state[column].type;
4522
4523         prefs_common.summary_col_size[type] = width;
4524 }
4525
4526
4527 /*
4528  * \brief get List of msginfo selected in SummaryView
4529  *
4530  * \param summaryview
4531  *
4532  * \return GSList holding MsgInfo
4533  */
4534 GSList *summary_get_selection(SummaryView *summaryview)
4535 {
4536         GList *sel = NULL;
4537         GSList *msginfo_list = NULL;
4538
4539         g_return_val_if_fail(summaryview != NULL, NULL);
4540
4541         sel = GTK_CLIST(summaryview->ctree)->selection;
4542
4543         g_return_val_if_fail(sel != NULL, NULL);
4544
4545         for ( ; sel != NULL; sel = sel->next)
4546                 msginfo_list =
4547                         g_slist_append(msginfo_list,
4548                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4549                                                                    GTK_CTREE_NODE(sel->data)));
4550         return msginfo_list;
4551 }
4552
4553 static void summary_reply_cb(SummaryView *summaryview, guint action,
4554                              GtkWidget *widget)
4555 {
4556         MessageView *msgview = (MessageView*)summaryview->messageview;
4557         GSList *msginfo_list;
4558         gchar *body;
4559
4560         g_return_if_fail(msgview != NULL);
4561
4562         msginfo_list = summary_get_selection(summaryview);
4563         g_return_if_fail(msginfo_list != NULL);
4564
4565         body = messageview_get_selection(msgview);
4566
4567         compose_reply_mode((ComposeMode)action, msginfo_list, body);
4568         g_free(body);
4569         g_slist_free(msginfo_list);
4570 }
4571
4572 static void summary_show_all_header_cb(SummaryView *summaryview,
4573                                        guint action, GtkWidget *widget)
4574 {
4575         summary_display_msg_selected(summaryview,
4576                                      GTK_CHECK_MENU_ITEM(widget)->active);
4577 }
4578
4579 static void summary_add_address_cb(SummaryView *summaryview,
4580                                    guint action, GtkWidget *widget)
4581 {
4582         summary_add_address(summaryview);
4583 }
4584
4585 static void summary_create_filter_cb(SummaryView *summaryview,
4586                                      guint action, GtkWidget *widget)
4587 {
4588         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4589 }
4590
4591 static void summary_create_processing_cb(SummaryView *summaryview,
4592                                          guint action, GtkWidget *widget)
4593 {
4594         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4595 }
4596
4597 static void summary_sort_by_column_click(SummaryView *summaryview,
4598                                          FolderSortKey sort_key)
4599 {
4600         if (summaryview->sort_key == sort_key)
4601                 summary_sort(summaryview, sort_key,
4602                              summaryview->sort_type == SORT_ASCENDING
4603                              ? SORT_DESCENDING : SORT_ASCENDING);
4604         else
4605                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4606 }
4607
4608 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4609 {
4610         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4611 }
4612
4613 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4614 {
4615         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4616 }
4617
4618 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4619 {
4620         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4621 }
4622
4623 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4624 {
4625         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4626 }
4627
4628 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4629 {
4630         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4631 }
4632
4633 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4634 {
4635         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4636 }
4637
4638 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4639 {
4640         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4641 }
4642
4643 static void summary_subject_clicked(GtkWidget *button,
4644                                     SummaryView *summaryview)
4645 {
4646         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4647 }
4648
4649 static void summary_score_clicked(GtkWidget *button,
4650                                   SummaryView *summaryview)
4651 {
4652         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4653 }
4654
4655 static void summary_locked_clicked(GtkWidget *button,
4656                                    SummaryView *summaryview)
4657 {
4658         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4659 }
4660
4661 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4662                                SummaryView *summaryview)
4663 {
4664         GdkDragContext *context;
4665
4666         g_return_if_fail(summaryview != NULL);
4667         g_return_if_fail(summaryview->folder_item != NULL);
4668         g_return_if_fail(summaryview->folder_item->folder != NULL);
4669         if (summaryview->selected == NULL) return;
4670
4671         context = gtk_drag_begin(widget, summaryview->target_list,
4672                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4673         gtk_drag_set_icon_default(context);
4674 }
4675
4676 static void summary_drag_data_get(GtkWidget        *widget,
4677                                   GdkDragContext   *drag_context,
4678                                   GtkSelectionData *selection_data,
4679                                   guint             info,
4680                                   guint             time,
4681                                   SummaryView      *summaryview)
4682 {
4683         if (info == TARGET_MAIL_URI_LIST) {
4684                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4685                 GList *cur;
4686                 MsgInfo *msginfo;
4687                 gchar *mail_list = NULL, *tmp1, *tmp2;
4688
4689                 for (cur = GTK_CLIST(ctree)->selection;
4690                      cur != NULL; cur = cur->next) {
4691                         msginfo = gtk_ctree_node_get_row_data
4692                                 (ctree, GTK_CTREE_NODE(cur->data));
4693                         tmp2 = procmsg_get_message_file(msginfo);
4694                         if (!tmp2) continue;
4695                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4696                         g_free(tmp2);
4697
4698                         if (!mail_list) {
4699                                 mail_list = tmp1;
4700                         } else {
4701                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4702                                 g_free(mail_list);
4703                                 g_free(tmp1);
4704                                 mail_list = tmp2;
4705                         }
4706                 }
4707
4708                 if (mail_list != NULL) {
4709                         gtk_selection_data_set(selection_data,
4710                                                selection_data->target, 8,
4711                                                mail_list, strlen(mail_list));
4712                         g_free(mail_list);
4713                 }
4714         } else if (info == TARGET_DUMMY) {
4715                 if (GTK_CLIST(summaryview->ctree)->selection)
4716                         gtk_selection_data_set(selection_data,
4717                                                selection_data->target, 8,
4718                                                "Dummy", 6);
4719         }
4720 }
4721
4722
4723 /* custom compare functions for sorting */
4724
4725 #define CMP_FUNC_DEF(func_name, val)                                     \
4726 static gint func_name(GtkCList *clist,                                   \
4727                       gconstpointer ptr1, gconstpointer ptr2)            \
4728 {                                                                        \
4729         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4730         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4731                                                                          \
4732         if (!msginfo1 || !msginfo2)                                      \
4733                 return -1;                                               \
4734                                                                          \
4735         return (val);                                                    \
4736 }
4737
4738 CMP_FUNC_DEF(summary_cmp_by_mark,
4739              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4740 CMP_FUNC_DEF(summary_cmp_by_status,
4741              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4742 CMP_FUNC_DEF(summary_cmp_by_mime,
4743              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4744 CMP_FUNC_DEF(summary_cmp_by_label,
4745              MSG_GET_COLORLABEL(msginfo1->flags) -
4746              MSG_GET_COLORLABEL(msginfo2->flags))
4747 CMP_FUNC_DEF(summary_cmp_by_locked,
4748              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4749
4750 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4751 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4752 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4753
4754 #undef CMP_FUNC_DEF
4755 #define CMP_FUNC_DEF(func_name, var_name)                                \
4756 static gint func_name(GtkCList *clist,                                   \
4757                       gconstpointer ptr1, gconstpointer ptr2)            \
4758 {                                                                        \
4759         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4760         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4761                                                                          \
4762         if (!msginfo1->var_name)                                         \
4763                 return (msginfo2->var_name != NULL);                     \
4764         if (!msginfo2->var_name)                                         \
4765                 return -1;                                               \
4766                                                                          \
4767         return strcasecmp(msginfo1->var_name, msginfo2->var_name);       \
4768 }
4769
4770 CMP_FUNC_DEF(summary_cmp_by_to, to);
4771
4772 #undef CMP_FUNC_DEF
4773
4774 static gint summary_cmp_by_subject(GtkCList *clist,
4775                                    gconstpointer ptr1,
4776                                    gconstpointer ptr2)
4777 {
4778         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4779         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4780
4781         if (!msginfo1->subject)
4782                 return (msginfo2->subject != NULL);
4783         if (!msginfo2->subject)
4784                 return -1;
4785
4786         return subject_compare_for_sort
4787                 (msginfo1->subject, msginfo2->subject);
4788 }
4789
4790 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4791                                 gconstpointer ptr2)
4792 {
4793         const gchar *str1, *str2;
4794         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4795         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4796         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4797
4798         g_return_val_if_fail(sv, -1);
4799
4800         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4801         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4802
4803         if (!str1)
4804                 return str2 != NULL;
4805
4806         if (!str2)
4807                 return -1;
4808
4809         return strcasecmp(str1, str2);
4810 }
4811
4812 static gint summary_cmp_by_simplified_subject
4813         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4814 {
4815         const FolderItemPrefs *prefs;
4816         const gchar *str1, *str2;
4817         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4818         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4819         const MsgInfo *msginfo1 = r1->data;
4820         const MsgInfo *msginfo2 = r2->data;
4821         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4822
4823         g_return_val_if_fail(sv, -1);
4824         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4825
4826         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4827         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4828
4829         if (!str1)
4830                 return str2 != NULL;
4831
4832         if (!str2)
4833                 return -1;
4834
4835         prefs = msginfo1->folder->prefs;
4836         if (!prefs)
4837                 prefs = msginfo2->folder->prefs;
4838         if (!prefs)
4839                 return -1;
4840
4841         return subject_compare_for_sort(str1, str2);
4842 }
4843
4844 static gint summary_cmp_by_score(GtkCList *clist,
4845                                  gconstpointer ptr1, gconstpointer ptr2)
4846 {
4847         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4848         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4849         int diff;
4850
4851         /* if score are equal, sort by date */
4852
4853         diff = msginfo1->threadscore - msginfo2->threadscore;
4854         if (diff != 0)
4855                 return diff;
4856         else
4857                 return summary_cmp_by_date(clist, ptr1, ptr2);
4858 }
4859
4860 static void news_flag_crosspost(MsgInfo *msginfo)
4861 {
4862         GString *line;
4863         gpointer key;
4864         gpointer value;
4865         Folder *mff;
4866
4867         g_return_if_fail(msginfo != NULL);
4868         g_return_if_fail(msginfo->folder != NULL);
4869         g_return_if_fail(msginfo->folder->folder != NULL);
4870         mff = msginfo->folder->folder;
4871         g_return_if_fail(mff->klass->type == F_NEWS);
4872
4873         if (mff->account->mark_crosspost_read) {
4874                 line = g_string_sized_new(128);
4875                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4876                 debug_print("nfcp: checking <%s>", line->str);
4877                 if (mff->newsart &&
4878                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4879                         debug_print(" <%s>", (gchar *)value);
4880                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4881                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4882                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4883                         }
4884                         g_hash_table_remove(mff->newsart, key);
4885                         g_free(key);
4886                 }
4887                 g_string_free(line, TRUE);
4888                 debug_print("\n");
4889         }
4890 }
4891
4892 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4893 {
4894         SummaryView *summaryview = (SummaryView *) data;
4895         MsgInfo *msginfo;
4896
4897         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4898
4899         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4900                 summaryview->unreadmarked--;
4901
4902         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4903         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
4904
4905         summary_set_row_marks(summaryview, row);
4906         debug_print("Message %d is marked as ignore thread\n",
4907             msginfo->msgnum);
4908 }
4909
4910 static void summary_ignore_thread(SummaryView *summaryview)
4911 {
4912         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4913         GList *cur;
4914
4915         folder_item_update_freeze();
4916
4917         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4918                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4919                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
4920                                         summaryview);
4921
4922         folder_item_update_thaw();
4923
4924         summary_status_show(summaryview);
4925 }
4926
4927 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4928 {
4929         SummaryView *summaryview = (SummaryView *) data;
4930         MsgInfo *msginfo;
4931
4932         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4933
4934         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
4935                 summaryview->unreadmarked++;
4936
4937         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
4938
4939         summary_set_row_marks(summaryview, row);
4940         debug_print("Message %d is marked as unignore thread\n",
4941             msginfo->msgnum);
4942 }
4943
4944 static void summary_unignore_thread(SummaryView *summaryview)
4945 {
4946         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4947         GList *cur;
4948
4949         folder_item_update_freeze();
4950
4951         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4952                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4953                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
4954                                         summaryview);
4955
4956         folder_item_update_thaw();
4957
4958         summary_status_show(summaryview);
4959 }
4960
4961 static void summary_check_ignore_thread_func
4962                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4963 {
4964         MsgInfo *msginfo;
4965         gint *found_ignore = (gint *) data;
4966
4967         if (*found_ignore) return;
4968         else {
4969                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
4970                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
4971         }
4972 }
4973
4974 void summary_toggle_ignore_thread(SummaryView *summaryview)
4975 {
4976         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4977         GList *cur;
4978         gint found_ignore = 0;
4979
4980         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
4981                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
4982                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
4983                                         &found_ignore);
4984
4985         if (found_ignore)
4986                 summary_unignore_thread(summaryview);
4987         else
4988                 summary_ignore_thread(summaryview);
4989 }
4990
4991 #if 0 /* OLD PROCESSING */
4992 static gboolean processing_apply_func(GNode *node, gpointer data)
4993 {
4994         FolderItem *item;
4995         GSList * processing;
4996         SummaryView * summaryview = (SummaryView *) data;
4997
4998         if (node == NULL)
4999                 return FALSE;
5000
5001         item = node->data;
5002         /* prevent from the warning */
5003         if (item->path == NULL)
5004                 return FALSE;
5005         processing = item->prefs->processing;
5006
5007
5008         if (processing != NULL) {
5009                 gchar * buf;
5010                 GSList * mlist;
5011                 GSList * cur;
5012
5013                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5014                 debug_print(buf);
5015                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5016                 g_free(buf);
5017
5018 /*
5019                 mlist = item->folder->get_msg_list(item->folder, item,
5020                                                    TRUE);
5021 */
5022                 mlist = folder_item_get_msg_list(item);
5023                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5024                         MsgInfo * msginfo;
5025
5026                         msginfo = (MsgInfo *) cur->data;
5027                         filter_message_by_msginfo(processing, msginfo, NULL);
5028                         procmsg_msginfo_free(msginfo);
5029                 }
5030
5031                 g_slist_free(mlist);
5032
5033                 STATUSBAR_POP(summaryview->mainwin);
5034         }
5035
5036
5037         return FALSE;
5038 }
5039
5040 void processing_apply(SummaryView * summaryview)
5041 {
5042         GList * cur;
5043
5044         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5045                 Folder *folder;
5046
5047                 folder = (Folder *) cur->data;
5048                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5049                                 processing_apply_func, summaryview);
5050         }
5051 }
5052 #endif
5053
5054 void summary_toggle_show_read_messages(SummaryView *summaryview)
5055 {
5056         if (summaryview->folder_item->hide_read_msgs)
5057                 summaryview->folder_item->hide_read_msgs = 0;
5058         else
5059                 summaryview->folder_item->hide_read_msgs = 1;
5060         summary_show(summaryview, summaryview->folder_item);
5061 }
5062
5063 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5064                                              guint action)
5065 {
5066         GtkWidget *widget;
5067
5068         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5069                                            "/View/Hide read messages");
5070         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5071                           GINT_TO_POINTER(1));
5072         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5073         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5074                           GINT_TO_POINTER(0));
5075 }
5076
5077 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5078 {
5079         GtkWidget *ctree = summaryview->ctree;
5080         GtkWidget *pixmap;
5081
5082         gtk_widget_destroy(summaryview->folder_pixmap);
5083
5084         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5085         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5086         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5087         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5088         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5089         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5090         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5091         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5092         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5093         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5094         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5095         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5096
5097         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5098         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5099         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5100         gtk_widget_show(pixmap);
5101         summaryview->folder_pixmap = pixmap;
5102
5103         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5104         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5105                               summaryview->quick_search_pixmap);
5106         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5107         gtk_widget_show(pixmap);
5108         summaryview->quick_search_pixmap = pixmap;
5109
5110         folderview_unselect(summaryview->folderview);
5111         folderview_select(summaryview->folderview, summaryview->folder_item);
5112         summary_set_column_titles(summaryview);
5113 }
5114
5115 /*
5116  * Harvest addresses for selected messages in summary view.
5117  */
5118 void summary_harvest_address(SummaryView *summaryview)
5119 {
5120         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5121         GList *cur;
5122         GList *msgList;
5123         MsgInfo *msginfo;
5124
5125         msgList = NULL;
5126         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5127                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5128                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5129         }
5130         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5131         g_list_free( msgList );
5132 }
5133
5134 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5135 {
5136         int err;
5137         gchar buf[BUFFSIZE];
5138         regex_t *preg = NULL;
5139
5140         preg = g_new0(regex_t, 1);
5141
5142         err = string_match_precompile(simplify_subject_regexp,
5143                                       preg, REG_EXTENDED);
5144         if (err) {
5145                 regerror(err, preg, buf, BUFFSIZE);
5146                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5147                 g_free(preg);
5148                 preg = NULL;
5149         }
5150
5151         return preg;
5152 }
5153
5154 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5155 {
5156         g_return_if_fail(summaryview != NULL);
5157         g_return_if_fail(item != NULL);
5158
5159         /* Subject simplification */
5160         if(summaryview->simplify_subject_preg) {
5161                 regfree(summaryview->simplify_subject_preg);
5162                 g_free(summaryview->simplify_subject_preg);
5163                 summaryview->simplify_subject_preg = NULL;
5164         }
5165         if(item->prefs && item->prefs->simplify_subject_regexp &&
5166            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5167                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5168
5169         /* Sorting */
5170         summaryview->sort_key = item->sort_key;
5171         summaryview->sort_type = item->sort_type;
5172
5173         /* Threading */
5174         summaryview->threaded = item->threaded;
5175         summaryview->thread_collapsed = item->thread_collapsed;
5176
5177         /* Scoring */
5178 #if 0
5179         if (global_scoring || item->prefs->scoring) {
5180                 summaryview->important_score = prefs_common.important_score;
5181                 if (item->prefs->important_score >
5182                     summaryview->important_score)
5183                         summaryview->important_score =
5184                                 item->prefs->important_score;
5185         }
5186 #endif
5187 }
5188
5189 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5190 {
5191         /* Sorting */
5192         item->sort_key = summaryview->sort_key;
5193         item->sort_type = summaryview->sort_type;
5194
5195         /* Threading */
5196         item->threaded = summaryview->threaded;
5197         item->thread_collapsed = summaryview->thread_collapsed;
5198 }
5199
5200 static gboolean summary_update_msg(gpointer source, gpointer data)
5201 {
5202         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5203         SummaryView *summaryview = (SummaryView *)data;
5204         GtkCTreeNode *node;
5205
5206         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5207         g_return_val_if_fail(summaryview != NULL, FALSE);
5208
5209         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5210                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5211
5212                 if (node)
5213                         summary_set_row_marks(summaryview, node);
5214         }
5215
5216         return FALSE;
5217 }
5218
5219 /*!
5220  *\brief        change summaryview to display your answer(s) to a message
5221  *
5222  *\param        summaryview The SummaryView ;)
5223  *\param        msginfo The message for which answers are searched
5224  *
5225  */
5226 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5227 {
5228         FolderItem *sent_folder = NULL;
5229         PrefsAccount *account = NULL;
5230         GtkCTreeNode *node = NULL;
5231         char *buf = NULL;
5232         if (msg == NULL || msg->msgid == NULL)
5233                 return;
5234
5235         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5236         if (account == NULL)
5237                 return;
5238         sent_folder = account_get_special_folder
5239                                 (account, F_OUTBOX);
5240
5241         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5242
5243         if (sent_folder != summaryview->folder_item) {
5244                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5245         }
5246
5247         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5248
5249         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5250         g_free(buf);
5251
5252         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5253         if (node)
5254                 summary_select_node(summaryview, node, TRUE, TRUE);
5255 }