src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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 #include <unistd.h>
  48 #include <sys/stat.h>
  49 #include <regex.h>
  50
  51 #include "intl.h"
  52 #include "main.h"
  53 #include "menu.h"
  54 #include "mainwindow.h"
  55 #include "folderview.h"
  56 #include "summaryview.h"
  57 #include "messageview.h"
  58 #include "foldersel.h"
  59 #include "procmsg.h"
  60 #include "procheader.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "prefs_summary_column.h"
  64 #include "prefs_filter.h"
  65 #include "prefs_filtering.h"
  66 #include "account.h"
  67 #include "compose.h"
  68 #include "utils.h"
  69 #include "gtkutils.h"
  70 #include "stock_pixmap.h"
  71 #include "filesel.h"
  72 #include "alertpanel.h"
  73 #include "inputdialog.h"
  74 #include "statusbar.h"
  75 #include "filter.h"
  76 #include "folder.h"
  77 #include "colorlabel.h"
  78 #include "inc.h"
  79 #include "imap.h"
  80 #include "addressbook.h"
  81 #include "addr_compl.h"
  82 #include "scoring.h"
  83 #include "prefs_folder_item.h"
  84 #include "filtering.h"
  85 #include "string_match.h"
  86 #include "toolbar.h"
  87
  88 #define SUMMARY_COL_MARK_WIDTH          10
  89 #define SUMMARY_COL_UNREAD_WIDTH        13
  90 #define SUMMARY_COL_LOCKED_WIDTH        13
  91 #define SUMMARY_COL_MIME_WIDTH          11
  92
  93 static GdkFont *boldfont;
  94 static GdkFont *smallfont;
  95
  96 static GtkStyle *bold_style;
  97 static GtkStyle *bold_marked_style;
  98 static GtkStyle *bold_deleted_style;
  99 static GtkStyle *small_style;
 100 static GtkStyle *small_marked_style;
 101 static GtkStyle *small_deleted_style;
 102
 103 static GdkPixmap *markxpm;
 104 static GdkBitmap *markxpmmask;
 105 static GdkPixmap *deletedxpm;
 106 static GdkBitmap *deletedxpmmask;
 107
 108 static GdkPixmap *newxpm;
 109 static GdkBitmap *newxpmmask;
 110 static GdkPixmap *unreadxpm;
 111 static GdkBitmap *unreadxpmmask;
 112 static GdkPixmap *repliedxpm;
 113 static GdkBitmap *repliedxpmmask;
 114 static GdkPixmap *forwardedxpm;
 115 static GdkBitmap *forwardedxpmmask;
 116 static GdkPixmap *ignorethreadxpm;
 117 static GdkBitmap *ignorethreadxpmmask;
 118 static GdkPixmap *lockedxpm;
 119 static GdkBitmap *lockedxpmmask;
 120
 121 static GdkPixmap *clipxpm;
 122 static GdkBitmap *clipxpmmask;
 123 static GdkPixmap *keyxpm;
 124 static GdkBitmap *keyxpmmask;
 125 static GdkPixmap *clipkeyxpm;
 126 static GdkBitmap *clipkeyxpmmask;
 127
 128 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 129                                          GtkCTreeNode           *node,
 130                                          gpointer                data);
 131 static void summary_set_marks_func      (GtkCTree               *ctree,
 132                                          GtkCTreeNode           *node,
 133                                          gpointer                data);
 134
 135 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 136
 137 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 138                                              guint action);
 139
 140 static guint summary_get_msgnum         (SummaryView            *summaryview,
 141                                          GtkCTreeNode           *node);
 142
 143 static GtkCTreeNode *summary_find_prev_msg
 144                                         (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *current_node);
 146 static GtkCTreeNode *summary_find_next_msg
 147                                         (SummaryView            *summaryview,
 148                                          GtkCTreeNode           *current_node);
 149
 150 static GtkCTreeNode *summary_find_prev_flagged_msg
 151                                         (SummaryView    *summaryview,
 152                                          GtkCTreeNode   *current_node,
 153                                          MsgPermFlags    flags,
 154                                          gboolean        start_from_prev);
 155 static GtkCTreeNode *summary_find_next_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_next);
 160
 161 static GtkCTreeNode *summary_find_msg_by_msgnum
 162                                         (SummaryView            *summaryview,
 163                                          guint                   msgnum);
 164
 165 static void summary_update_status       (SummaryView            *summaryview);
 166
 167 /* display functions */
 168 static void summary_status_show         (SummaryView            *summaryview);
 169 static void summary_set_column_titles   (SummaryView            *summaryview);
 170 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 171                                          GSList                 *mlist);
 172 static void summary_set_header          (SummaryView            *summaryview,
 173                                          gchar                  *text[],
 174                                          MsgInfo                *msginfo);
 175 static void summary_display_msg         (SummaryView            *summaryview,
 176                                          GtkCTreeNode           *row);
 177 static void summary_display_msg_full    (SummaryView            *summaryview,
 178                                          GtkCTreeNode           *row,
 179                                          gboolean                new_window,
 180                                          gboolean                all_headers);
 181 static void summary_set_row_marks       (SummaryView            *summaryview,
 182                                          GtkCTreeNode           *row);
 183
 184 /* message handling */
 185 static void summary_mark_row            (SummaryView            *summaryview,
 186                                          GtkCTreeNode           *row);
 187 static void summary_lock_row            (SummaryView            *summaryview,
 188                                          GtkCTreeNode           *row);
 189 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_delete_row          (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_unmark_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_move_row_to         (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row,
 199                                          FolderItem             *to_folder);
 200 static void summary_copy_row_to         (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row,
 202                                          FolderItem             *to_folder);
 203
 204 static void summary_delete_duplicated_func
 205                                         (GtkCTree               *ctree,
 206                                          GtkCTreeNode           *node,
 207                                          SummaryView            *summaryview);
 208
 209 static void summary_execute_move        (SummaryView            *summaryview);
 210 static void summary_execute_move_func   (GtkCTree               *ctree,
 211                                          GtkCTreeNode           *node,
 212                                          gpointer                data);
 213 static void summary_execute_copy        (SummaryView            *summaryview);
 214 static void summary_execute_copy_func   (GtkCTree               *ctree,
 215                                          GtkCTreeNode           *node,
 216                                          gpointer                data);
 217 static void summary_execute_delete      (SummaryView            *summaryview);
 218 static void summary_execute_delete_func (GtkCTree               *ctree,
 219                                          GtkCTreeNode           *node,
 220                                          gpointer                data);
 221
 222 static void summary_thread_init         (SummaryView            *summaryview);
 223 static void summary_ignore_thread       (SummaryView  *summaryview);
 224 static void summary_unignore_thread     (SummaryView *summaryview);
 225
 226 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 227 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 228                                                  GtkCTreeNode   *node,
 229                                                  gpointer        data);
 230
 231 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 232                               GSList * mlist);
 233
 234 #if 0
 235 void summary_processing(SummaryView *summaryview, GSList * mlist);
 236 #endif
 237 static void summary_filter_func         (GtkCTree               *ctree,
 238                                          GtkCTreeNode           *node,
 239                                          gpointer                data);
 240
 241 static void summary_colorlabel_menu_item_activate_cb
 242                                           (GtkWidget    *widget,
 243                                            gpointer      data);
 244 static void summary_colorlabel_menu_item_activate_item_cb
 245                                           (GtkMenuItem  *label_menu_item,
 246                                            gpointer      data);
 247 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 248
 249 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 250
 251 /* callback functions */
 252 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static void summary_button_pressed      (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static void summary_button_released     (GtkWidget              *ctree,
 259                                          GdkEventButton         *event,
 260                                          SummaryView            *summaryview);
 261 static void summary_key_pressed         (GtkWidget              *ctree,
 262                                          GdkEventKey            *event,
 263                                          SummaryView            *summaryview);
 264 static void summary_searchbar_pressed   (GtkWidget              *ctree,
 265                                          GdkEventKey            *event,
 266                                          SummaryView            *summaryview);
 267 static void summary_searchtype_changed  (GtkMenuItem            *widget,
 268                                          gpointer                data);
 269 static void summary_open_row            (GtkSCTree              *sctree,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_expanded       (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_tree_collapsed      (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *node,
 276                                          SummaryView            *summaryview);
 277 static void summary_selected            (GtkCTree               *ctree,
 278                                          GtkCTreeNode           *row,
 279                                          gint                    column,
 280                                          SummaryView            *summaryview);
 281 static void summary_col_resized         (GtkCList               *clist,
 282                                          gint                    column,
 283                                          gint                    width,
 284                                          SummaryView            *summaryview);
 285 static void summary_reply_cb            (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288 static void summary_execute_cb          (SummaryView            *summaryview,
 289                                          guint                   action,
 290                                          GtkWidget              *widget);
 291 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 292                                          guint                   action,
 293                                          GtkWidget              *widget);
 294
 295 static void summary_add_address_cb      (SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298 static void summary_create_filter_cb    (SummaryView            *summaryview,
 299                                          guint                   action,
 300                                          GtkWidget              *widget);
 301
 302 static void summary_mark_clicked        (GtkWidget              *button,
 303                                          SummaryView            *summaryview);
 304 static void summary_unread_clicked      (GtkWidget              *button,
 305                                          SummaryView            *summaryview);
 306 static void summary_mime_clicked        (GtkWidget              *button,
 307                                          SummaryView            *summaryview);
 308 static void summary_num_clicked         (GtkWidget              *button,
 309                                          SummaryView            *summaryview);
 310 static void summary_score_clicked       (GtkWidget *button,
 311                                          SummaryView *summaryview);
 312 static void summary_size_clicked        (GtkWidget              *button,
 313                                          SummaryView            *summaryview);
 314 static void summary_date_clicked        (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316 static void summary_from_clicked        (GtkWidget              *button,
 317                                          SummaryView            *summaryview);
 318 static void summary_subject_clicked     (GtkWidget              *button,
 319                                          SummaryView            *summaryview);
 320 static void summary_score_clicked       (GtkWidget              *button,
 321                                          SummaryView            *summaryview);
 322 static void summary_locked_clicked      (GtkWidget              *button,
 323                                          SummaryView            *summaryview);
 324
 325 static void summary_start_drag          (GtkWidget        *widget,
 326                                          int button,
 327                                          GdkEvent *event,
 328                                          SummaryView      *summaryview);
 329 static void summary_drag_data_get       (GtkWidget        *widget,
 330                                          GdkDragContext   *drag_context,
 331                                          GtkSelectionData *selection_data,
 332                                          guint             info,
 333                                          guint             time,
 334                                          SummaryView      *summaryview);
 335
 336 /* custom compare functions for sorting */
 337
 338 static gint summary_cmp_by_mark         (GtkCList               *clist,
 339                                          gconstpointer           ptr1,
 340                                          gconstpointer           ptr2);
 341 static gint summary_cmp_by_unread       (GtkCList               *clist,
 342                                          gconstpointer           ptr1,
 343                                          gconstpointer           ptr2);
 344 static gint summary_cmp_by_mime         (GtkCList               *clist,
 345                                          gconstpointer           ptr1,
 346                                          gconstpointer           ptr2);
 347 static gint summary_cmp_by_num          (GtkCList               *clist,
 348                                          gconstpointer           ptr1,
 349                                          gconstpointer           ptr2);
 350 static gint summary_cmp_by_size         (GtkCList               *clist,
 351                                          gconstpointer           ptr1,
 352                                          gconstpointer           ptr2);
 353 static gint summary_cmp_by_date         (GtkCList               *clist,
 354                                          gconstpointer           ptr1,
 355                                          gconstpointer           ptr2);
 356 static gint summary_cmp_by_from         (GtkCList               *clist,
 357                                          gconstpointer           ptr1,
 358                                          gconstpointer           ptr2);
 359 static gint summary_cmp_by_to           (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_subject      (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_simplified_subject
 366         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2);
 367 static gint summary_cmp_by_score        (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_locked       (GtkCList *clist,
 371                                          gconstpointer ptr1, gconstpointer ptr2);
 372 static gint summary_cmp_by_label        (GtkCList               *clist,
 373                                          gconstpointer           ptr1,
 374                                          gconstpointer           ptr2);
 375
 376 static void news_flag_crosspost         (MsgInfo *msginfo);
 377
 378 static void tog_searchbar_cb            (GtkWidget      *w,
 379                                          gpointer        data);
 380
 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"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 390         {N_("/Repl_y to sender"),       NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 391         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 392         {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 393         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 394         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 395         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 396         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 397         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 398         {N_("/Select _thread"),         NULL, summary_select_thread, 0, NULL},
 399         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
 400         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 401         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 402         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 403         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 404         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 407         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 408         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 416
 417         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 418         {N_("/Add sender to address boo_k"),
 419                                         NULL, summary_add_address_cb, 0, NULL},
 420         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 421         {N_("/Create f_ilter rule/_Automatically"),
 422                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 423         {N_("/Create f_ilter rule/by _From"),
 424                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 425         {N_("/Create f_ilter rule/by _To"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 427         {N_("/Create f_ilter rule/by _Subject"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 429         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 430         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 431         {N_("/_View/Open in new _window"),
 432                                         NULL, summary_open_msg, 0, NULL},
 433         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 434         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, "<ToggleItem>"},
 435         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 437         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 438 };
 439
 440 static const gchar *const col_label[N_SUMMARY_COLS] = {
 441         N_("M"),        /* S_COL_MARK    */
 442         N_("U"),        /* S_COL_UNREAD  */
 443         "",             /* S_COL_MIME    */
 444         N_("Subject"),  /* S_COL_SUBJECT */
 445         N_("From"),     /* S_COL_FROM    */
 446         N_("Date"),     /* S_COL_DATE    */
 447         N_("Size"),     /* S_COL_SIZE    */
 448         N_("No."),      /* S_COL_NUMBER  */
 449         N_("Score"),    /* S_COL_SCORE   */
 450         N_("L")         /* S_COL_LOCKED  */
 451 };
 452
 453 SummaryView *summary_create(void)
 454 {
 455         SummaryView *summaryview;
 456         GtkWidget *vbox;
 457         GtkWidget *scrolledwin;
 458         GtkWidget *ctree;
 459         GtkWidget *hbox;
 460         GtkWidget *hbox_l;
 461         GtkWidget *hbox_search;
 462         GtkWidget *statlabel_folder;
 463         GtkWidget *statlabel_select;
 464         GtkWidget *statlabel_msgs;
 465         GtkWidget *hbox_spc;
 466         GtkWidget *toggle_eventbox;
 467         GtkWidget *toggle_arrow;
 468         GtkWidget *popupmenu;
 469         GtkWidget *search_type_opt;
 470         GtkWidget *search_type;
 471         GtkWidget *search_string;
 472         GtkWidget *menuitem;
 473         GtkWidget *toggle_search;
 474         GtkTooltips *search_tip;
 475         GtkItemFactory *popupfactory;
 476         gint n_entries;
 477
 478         debug_print("Creating summary view...\n");
 479         summaryview = g_new0(SummaryView, 1);
 480
 481         vbox = gtk_vbox_new(FALSE, 3);
 482
 483         /* create status label */
 484         hbox = gtk_hbox_new(FALSE, 0);
 485
 486         search_tip = gtk_tooltips_new();
 487         toggle_search = gtk_toggle_button_new();
 488
 489         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 490                              toggle_search,
 491                              _("Toggle quick-search bar"), NULL);
 492
 493         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 494
 495         hbox_l = gtk_hbox_new(FALSE, 0);
 496         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 497
 498         statlabel_folder = gtk_label_new("");
 499         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 500         statlabel_select = gtk_label_new("");
 501         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 502
 503         /* toggle view button */
 504         toggle_eventbox = gtk_event_box_new();
 505         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 506         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 507         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 508         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 509                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 510                            summaryview);
 511
 512
 513         statlabel_msgs = gtk_label_new("");
 514         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 515
 516         hbox_spc = gtk_hbox_new(FALSE, 0);
 517         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 518
 519         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 520         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 521                                        GTK_POLICY_AUTOMATIC,
 522                                        GTK_POLICY_ALWAYS);
 523         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 524         gtk_widget_set_usize(vbox,
 525                              prefs_common.summaryview_width,
 526                              prefs_common.summaryview_height);
 527
 528         ctree = summary_ctree_create(summaryview);
 529
 530         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 531                                             GTK_CLIST(ctree)->hadjustment);
 532         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 533                                             GTK_CLIST(ctree)->vadjustment);
 534         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 535
 536         /* status label */
 537         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 538
 539         /* quick search */
 540         hbox_search = gtk_hbox_new(FALSE, 0);
 541         gtk_box_pack_start(GTK_BOX(vbox), hbox_search, FALSE, FALSE, 0);
 542
 543         search_type_opt = gtk_option_menu_new();
 544         gtk_widget_show(search_type_opt);
 545         gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 546
 547         search_type = gtk_menu_new();
 548         MENUITEM_ADD (search_type, menuitem, _("Subject"), S_SEARCH_SUBJECT);
 549         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 550                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 551                            summaryview);
 552         MENUITEM_ADD (search_type, menuitem, _("From"), S_SEARCH_FROM);
 553         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 554                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 555                            summaryview);
 556         MENUITEM_ADD (search_type, menuitem, _("To"), S_SEARCH_TO);
 557         gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
 558                            GTK_SIGNAL_FUNC(summary_searchtype_changed),
 559                            summaryview);
 560
 561         gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
 562         gtk_widget_show(search_type);
 563
 564         search_string = gtk_entry_new();
 565
 566         gtk_box_pack_start(GTK_BOX(hbox_search), search_string, FALSE, FALSE, 2);
 567
 568         gtk_widget_show(search_string);
 569         gtk_widget_show(hbox_search);
 570
 571         gtk_signal_connect(GTK_OBJECT(search_string), "key_press_event",
 572                            GTK_SIGNAL_FUNC(summary_searchbar_pressed),
 573                            summaryview);
 574
 575         gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
 576                         GTK_SIGNAL_FUNC(tog_searchbar_cb), hbox_search);
 577
 578         /* create popup menu */
 579         n_entries = sizeof(summary_popup_entries) /
 580                 sizeof(summary_popup_entries[0]);
 581         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 582                                       "<SummaryView>", &popupfactory,
 583                                       summaryview);
 584
 585         summaryview->vbox = vbox;
 586         summaryview->scrolledwin = scrolledwin;
 587         summaryview->ctree = ctree;
 588         summaryview->hbox = hbox;
 589         summaryview->hbox_l = hbox_l;
 590         summaryview->hbox_search = hbox_search;
 591         summaryview->statlabel_folder = statlabel_folder;
 592         summaryview->statlabel_select = statlabel_select;
 593         summaryview->statlabel_msgs = statlabel_msgs;
 594         summaryview->toggle_eventbox = toggle_eventbox;
 595         summaryview->toggle_arrow = toggle_arrow;
 596         summaryview->toggle_search = toggle_search;
 597         summaryview->popupmenu = popupmenu;
 598         summaryview->popupfactory = popupfactory;
 599         summaryview->lock_count = 0;
 600         summaryview->search_type_opt = search_type_opt;
 601         summaryview->search_type = search_type;
 602         summaryview->search_string = search_string;
 603
 604         /* CLAWS: need this to get the SummaryView * from
 605          * the CList */
 606         gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 607
 608         gtk_widget_show_all(vbox);
 609
 610         return summaryview;
 611 }
 612
 613 void summary_init(SummaryView *summaryview)
 614 {
 615         GtkStyle *style;
 616         GtkWidget *pixmap;
 617
 618         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 619                          &markxpm, &markxpmmask);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 621                          &deletedxpm, &deletedxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 623                          &newxpm, &newxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 625                          &unreadxpm, &unreadxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 627                          &repliedxpm, &repliedxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 629                          &forwardedxpm, &forwardedxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 631                          &clipxpm, &clipxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 633                          &lockedxpm, &lockedxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 635                          &ignorethreadxpm, &ignorethreadxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 637                          &clipkeyxpm, &clipkeyxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 639                          &keyxpm, &keyxpmmask);
 640
 641         if (!small_style) {
 642                 small_style = gtk_style_copy
 643                         (gtk_widget_get_style(summaryview->ctree));
 644                 if (!smallfont)
 645                         smallfont = gdk_fontset_load(SMALL_FONT);
 646                 small_style->font = smallfont;
 647                 small_marked_style = gtk_style_copy(small_style);
 648                 small_marked_style->fg[GTK_STATE_NORMAL] =
 649                         summaryview->color_marked;
 650                 small_deleted_style = gtk_style_copy(small_style);
 651                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 652                         summaryview->color_dim;
 653         }
 654         if (!bold_style) {
 655                 bold_style = gtk_style_copy
 656                         (gtk_widget_get_style(summaryview->ctree));
 657                 if (!boldfont)
 658                         boldfont = gdk_fontset_load(BOLD_FONT);
 659                 bold_style->font = boldfont;
 660                 bold_marked_style = gtk_style_copy(bold_style);
 661                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 662                         summaryview->color_marked;
 663                 bold_deleted_style = gtk_style_copy(bold_style);
 664                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 665                         summaryview->color_dim;
 666         }
 667
 668         style = gtk_style_copy(gtk_widget_get_style
 669                                 (summaryview->statlabel_folder));
 670
 671         gtk_widget_set_style(summaryview->statlabel_folder, style);
 672         gtk_widget_set_style(summaryview->statlabel_select, style);
 673         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 674
 675         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 676         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 677         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 678         gtk_widget_show(pixmap);
 679         summaryview->folder_pixmap = pixmap;
 680
 681         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 682         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 683         gtk_widget_show(pixmap);
 684
 685         /* Init summaryview prefs */
 686         summaryview->sort_key = SORT_BY_NONE;
 687         summaryview->sort_type = SORT_ASCENDING;
 688
 689         /* Init summaryview extra data */
 690         summaryview->simplify_subject_preg = NULL;
 691
 692         summary_clear_list(summaryview);
 693         summary_set_column_titles(summaryview);
 694         summary_colorlabel_menu_create(summaryview);
 695         summary_set_menu_sensitive(summaryview);
 696
 697 }
 698
 699 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 700                                                  GtkCTreeNode *current_node)
 701 {
 702         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 703         GtkCTreeNode *node;
 704         MsgInfo *msginfo;
 705         gint best_score = MIN_SCORE;
 706         GtkCTreeNode *best_node = NULL;
 707
 708         if (current_node)
 709                 /*node = current_node;*/
 710                 node = GTK_CTREE_NODE_NEXT(current_node);
 711         else
 712                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 713
 714         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 715                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 716                 if (msginfo->score >= summaryview->important_score)
 717                         break;
 718                 if (msginfo->score > best_score) {
 719                         best_score = msginfo->score;
 720                         best_node = node;
 721                 }
 722         }
 723
 724         if (node != NULL)
 725                 return node;
 726         else
 727                 return best_node;
 728 }
 729
 730 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 731                                                  GtkCTreeNode *current_node)
 732 {
 733         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 734         GtkCTreeNode *node;
 735         MsgInfo *msginfo;
 736         gint best_score = MIN_SCORE;
 737         GtkCTreeNode *best_node = NULL;
 738
 739         if (current_node)
 740                 /*node = current_node;*/
 741                 node = GTK_CTREE_NODE_PREV(current_node);
 742         else
 743                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 744
 745         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 746                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 747                 if (msginfo->score >= summaryview->important_score)
 748                         break;
 749                 if (msginfo->score > best_score) {
 750                         best_score = msginfo->score;
 751                         best_node = node;
 752                 }
 753         }
 754
 755         if (node != NULL)
 756                 return node;
 757         else
 758                 return best_node;
 759 }
 760
 761 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 762 {
 763         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 764         GtkCTreeNode *node;
 765         GSList *mlist = NULL;
 766         gchar *buf;
 767         gboolean is_refresh;
 768         guint selected_msgnum = 0;
 769         guint displayed_msgnum = 0;
 770         GSList *cur;
 771
 772         if (summary_is_locked(summaryview)) return FALSE;
 773
 774         inc_lock();
 775         summary_lock(summaryview);
 776
 777         if (item != summaryview->folder_item) {
 778                 /* changing folder, reset search */
 779                 gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), "");
 780         }
 781
 782         STATUSBAR_POP(summaryview->mainwin);
 783
 784         is_refresh = (!prefs_common.open_inbox_on_inc &&
 785                       item == summaryview->folder_item) ? TRUE : FALSE;
 786         if (is_refresh) {
 787                 selected_msgnum = summary_get_msgnum(summaryview,
 788                                                      summaryview->selected);
 789                 displayed_msgnum = summary_get_msgnum(summaryview,
 790                                                       summaryview->displayed);
 791         }
 792
 793         /* process the marks if any */
 794         if (summaryview->mainwin->lock_count == 0 &&
 795             (summaryview->moved > 0 || summaryview->copied > 0)) {
 796                 AlertValue val;
 797
 798                 val = alertpanel(_("Process mark"),
 799                                  _("Some marks are left. Process it?"),
 800                                  _("Yes"), _("No"), _("Cancel"));
 801                 if (G_ALERTDEFAULT == val) {
 802                         summary_unlock(summaryview);
 803                         summary_execute(summaryview);
 804                         summary_lock(summaryview);
 805                 } else if (G_ALERTALTERNATE == val) {
 806                         /* DO NOTHING */
 807                 } else {
 808                         summary_unlock(summaryview);
 809                         inc_unlock();
 810                         return FALSE;
 811                 }
 812                 folder_update_op_count();
 813         }
 814
 815         gtk_clist_freeze(GTK_CLIST(ctree));
 816
 817         summary_clear_list(summaryview);
 818         summary_set_column_titles(summaryview);
 819         if (!is_refresh)
 820                 messageview_clear(summaryview->messageview);
 821
 822         buf = NULL;
 823         if (!item || !item->path || !item->parent || item->no_select ||
 824             (item->folder->type == F_MH &&
 825              ((buf = folder_item_get_path(item)) == NULL ||
 826               change_dir(buf) < 0))) {
 827                 g_free(buf);
 828                 debug_print("empty folder\n\n");
 829                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 830                 if (is_refresh)
 831                         messageview_clear(summaryview->messageview);
 832                 summary_clear_all(summaryview);
 833                 summaryview->folder_item = item;
 834                 gtk_clist_thaw(GTK_CLIST(ctree));
 835                 summary_unlock(summaryview);
 836                 inc_unlock();
 837                 return TRUE;
 838         }
 839         g_free(buf);
 840
 841         summaryview->folder_item = item;
 842         item->opened = TRUE;
 843
 844         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 845
 846         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 847         debug_print("%s\n", buf);
 848         STATUSBAR_PUSH(summaryview->mainwin, buf);
 849         g_free(buf);
 850
 851         main_window_cursor_wait(summaryview->mainwin);
 852
 853 /*
 854         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 855
 856         !!! NEW !!!
 857         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 858         BY OTHER PROGRAMS TO THE FOLDER
 859 */
 860         mlist = folder_item_get_msg_list(item);
 861 #if 0
 862         summary_processing(summaryview, mlist);
 863 #endif
 864         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 865                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 866
 867                 msginfo->score = score_message(global_scoring, msginfo);
 868                 if (msginfo->score != MAX_SCORE &&
 869                     msginfo->score != MIN_SCORE) {
 870                         msginfo->score += score_message(item->prefs->scoring,
 871                                                         msginfo);
 872                 }
 873         }
 874
 875         if (summaryview->folder_item->hide_read_msgs) {
 876                 GSList *not_killed;
 877
 878                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 879                 not_killed = NULL;
 880                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 881                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 882
 883                         if ((MSG_IS_UNREAD(msginfo->flags)
 884                              || MSG_IS_MARKED(msginfo->flags)
 885                              || MSG_IS_LOCKED(msginfo->flags))
 886                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 887                             not_killed = g_slist_append(not_killed, msginfo);
 888                         else
 889                                 procmsg_msginfo_free(msginfo);
 890                 }
 891                 g_slist_free(mlist);
 892                 mlist = not_killed;
 893         } else {
 894                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 895         }
 896
 897         if (strlen(gtk_entry_get_text(GTK_ENTRY(summaryview->search_string))) > 0) {
 898                 GSList *not_killed;
 899                 gint search_type = GPOINTER_TO_INT(gtk_object_get_user_data(
 900                                    GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
 901                                    GTK_MENU(summaryview->search_type))))));
 902                 gchar *search_string = gtk_entry_get_text(GTK_ENTRY(summaryview->search_string));
 903                 gchar *searched_header = NULL;
 904
 905                 not_killed = NULL;
 906                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 907                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 908
 909                         switch (search_type) {
 910                         case S_SEARCH_SUBJECT:
 911                                 searched_header = msginfo->subject;
 912                                 break;
 913                         case S_SEARCH_FROM:
 914                                 searched_header = msginfo->from;
 915                                 break;
 916                         case S_SEARCH_TO:
 917                                 searched_header = msginfo->to;
 918                                 break;
 919                         default:
 920                                 debug_print("unknown search type (%d)\n", search_type);
 921                                 break;
 922                         }
 923                         if (searched_header && strcasestr(searched_header, search_string) != NULL)
 924                                 not_killed = g_slist_append(not_killed, msginfo);
 925                         else
 926                                 procmsg_msginfo_free(msginfo);
 927                 }
 928                 g_slist_free(mlist);
 929                 mlist = not_killed;
 930         }
 931
 932         if ((global_scoring || item->prefs->scoring)) {
 933                 GSList *not_killed;
 934                 gint kill_score;
 935
 936                 not_killed = NULL;
 937                 kill_score = prefs_common.kill_score;
 938                 if (item->prefs->kill_score > kill_score)
 939                         kill_score = item->prefs->kill_score;
 940                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 941                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 942
 943                         if (msginfo->score > kill_score)
 944                                 not_killed = g_slist_append(not_killed, msginfo);
 945                         else
 946                                 procmsg_msginfo_free(msginfo);
 947                 }
 948                 g_slist_free(mlist);
 949                 mlist = not_killed;
 950         }
 951
 952         STATUSBAR_POP(summaryview->mainwin);
 953
 954         /* set ctree and hash table from the msginfo list
 955            creating thread, and count the number of messages */
 956         summary_set_ctree_from_list(summaryview, mlist);
 957
 958         g_slist_free(mlist);
 959
 960         if (summaryview->sort_key != SORT_BY_NONE)
 961                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 962
 963         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 964
 965         gtk_clist_thaw(GTK_CLIST(ctree));
 966
 967         if (is_refresh) {
 968                 summaryview->displayed =
 969                         summary_find_msg_by_msgnum(summaryview,
 970                                                    displayed_msgnum);
 971                 if (!summaryview->displayed)
 972                         messageview_clear(summaryview->messageview);
 973                 summary_select_by_msgnum(summaryview, selected_msgnum);
 974                 if (!summaryview->selected) {
 975                         /* no selected message - select first unread
 976                            message, but do not display it */
 977                         node = summary_find_next_flagged_msg(summaryview, NULL,
 978                                                              MSG_UNREAD, FALSE);
 979                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 980                                 node = gtk_ctree_node_nth
 981                                         (ctree,
 982                                          item->sort_type == SORT_DESCENDING
 983                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 984                         summary_select_node(summaryview, node, FALSE, TRUE);
 985                 }
 986         } else {
 987                 /* select first unread message */
 988                 if (summaryview->sort_key == SORT_BY_SCORE)
 989                         node = summary_find_next_important_score(summaryview,
 990                                                                  NULL);
 991                 else
 992                 node = summary_find_next_flagged_msg(summaryview, NULL,
 993                                                      MSG_UNREAD, FALSE);
 994                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 995                         node = gtk_ctree_node_nth
 996                                 (ctree,
 997                                  item->sort_type == SORT_DESCENDING
 998                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 999                 }
1000                 if (prefs_common.open_unread_on_enter) {
1001                         summary_unlock(summaryview);
1002                         summary_select_node(summaryview, node, TRUE, TRUE);
1003                         summary_lock(summaryview);
1004                 } else
1005                         summary_select_node(summaryview, node, FALSE, TRUE);
1006         }
1007
1008         summary_status_show(summaryview);
1009         summary_set_menu_sensitive(summaryview);
1010         toolbar_set_sensitive(summaryview->mainwin);
1011
1012         debug_print("\n");
1013         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1014
1015         main_window_cursor_normal(summaryview->mainwin);
1016         summary_unlock(summaryview);
1017         inc_unlock();
1018
1019         return TRUE;
1020 }
1021
1022 void summary_clear_list(SummaryView *summaryview)
1023 {
1024         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1025         gint optimal_width;
1026
1027         gtk_clist_freeze(clist);
1028
1029         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1030                                 NULL, summary_free_msginfo_func, NULL);
1031
1032         if (summaryview->folder_item) {
1033                 summaryview->folder_item->opened = FALSE;
1034                 summaryview->folder_item = NULL;
1035         }
1036
1037         summaryview->display_msg = FALSE;
1038
1039         summaryview->selected  = NULL;
1040         summaryview->displayed = NULL;
1041         summaryview->newmsgs   = summaryview->unread     = 0;
1042         summaryview->messages  = summaryview->total_size = 0;
1043         summaryview->deleted   = summaryview->moved      = 0;
1044         summaryview->copied    = 0;
1045         if (summaryview->msgid_table) {
1046                 g_hash_table_destroy(summaryview->msgid_table);
1047                 summaryview->msgid_table = NULL;
1048         }
1049         if (summaryview->subject_table) {
1050                 g_hash_table_destroy(summaryview->subject_table);
1051                 summaryview->subject_table = NULL;
1052         }
1053         summaryview->mlist = NULL;
1054         if (summaryview->folder_table) {
1055                 g_hash_table_destroy(summaryview->folder_table);
1056                 summaryview->folder_table = NULL;
1057         }
1058
1059         gtk_clist_clear(clist);
1060         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1061                 optimal_width = gtk_clist_optimal_column_width
1062                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1063                 gtk_clist_set_column_width
1064                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1065                          optimal_width);
1066         }
1067
1068         gtk_clist_thaw(clist);
1069 }
1070
1071 void summary_clear_all(SummaryView *summaryview)
1072 {
1073         summary_clear_list(summaryview);
1074         summary_set_menu_sensitive(summaryview);
1075         toolbar_set_sensitive(summaryview->mainwin);
1076         summary_status_show(summaryview);
1077 }
1078
1079 void summary_lock(SummaryView *summaryview)
1080 {
1081         summaryview->lock_count++;
1082 }
1083
1084 void summary_unlock(SummaryView *summaryview)
1085 {
1086         if (summaryview->lock_count)
1087                 summaryview->lock_count--;
1088 }
1089
1090 gboolean summary_is_locked(SummaryView *summaryview)
1091 {
1092         return summaryview->lock_count > 0;
1093 }
1094
1095 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1096 {
1097         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1098         SummarySelection selection;
1099
1100         if (!clist->row_list)
1101                 selection = SUMMARY_NONE;
1102         else if (!clist->selection)
1103                 selection = SUMMARY_SELECTED_NONE;
1104         else if (!clist->selection->next)
1105                 selection = SUMMARY_SELECTED_SINGLE;
1106         else
1107                 selection = SUMMARY_SELECTED_MULTIPLE;
1108
1109         return selection;
1110 }
1111
1112 static void summary_set_menu_sensitive(SummaryView *summaryview)
1113 {
1114         GtkItemFactory *ifactory = summaryview->popupfactory;
1115         SummarySelection selection;
1116         GtkWidget *menuitem;
1117         gboolean sens;
1118
1119         selection = summary_get_selection_type(summaryview);
1120         main_window_set_menu_sensitive(summaryview->mainwin);
1121
1122         if (selection == SUMMARY_NONE) {
1123                 GtkWidget *submenu;
1124
1125                 submenu = gtk_item_factory_get_widget
1126                         (summaryview->popupfactory, "/Mark");
1127                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1128                 menu_set_insensitive_all
1129                         (GTK_MENU_SHELL(summaryview->popupmenu));
1130                 return;
1131         }
1132
1133         if (summaryview->folder_item->folder->type != F_NEWS)
1134                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1135         else
1136                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1137
1138         menu_set_sensitive(ifactory, "/Delete", TRUE);
1139         menu_set_sensitive(ifactory, "/Select all", TRUE);
1140         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1141         menu_set_sensitive(ifactory, "/Execute", TRUE);
1142
1143         menu_set_sensitive(ifactory, "/Mark", TRUE);
1144         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1145         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1146
1147         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1148         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1149         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1150         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1151         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1152
1153         menu_set_sensitive(ifactory, "/Color label", TRUE);
1154
1155         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1156         menu_set_sensitive(ifactory, "/Reply",                    sens);
1157         menu_set_sensitive(ifactory, "/Reply to sender",          sens);
1158         menu_set_sensitive(ifactory, "/Reply to all",             sens);
1159         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1160         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1161
1162         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1163         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1164
1165         menu_set_sensitive(ifactory, "/View", sens);
1166         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1167         menu_set_sensitive(ifactory, "/View/Source", sens);
1168         menu_set_sensitive(ifactory, "/View/All header", sens);
1169         if (summaryview->folder_item->stype == F_OUTBOX ||
1170             summaryview->folder_item->stype == F_DRAFT  ||
1171             summaryview->folder_item->stype == F_QUEUE)
1172                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1173         else
1174                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1175
1176         menu_set_sensitive(ifactory, "/Select thread", sens);
1177         menu_set_sensitive(ifactory, "/Save as...", sens);
1178         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1179
1180         if (summaryview->folder_item->folder->account)
1181                 sens = summaryview->folder_item->folder->account->protocol
1182                         == A_NNTP;
1183         else
1184                 sens = FALSE;
1185         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1186         summary_lock(summaryview);
1187         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1188         gtk_check_menu_item_set_active
1189                 (GTK_CHECK_MENU_ITEM(menuitem),
1190                  summaryview->messageview->textview->show_all_headers);
1191         summary_unlock(summaryview);
1192 }
1193
1194 void summary_select_prev_unread(SummaryView *summaryview)
1195 {
1196         GtkCTreeNode *node;
1197
1198         node = summary_find_prev_flagged_msg
1199                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1200
1201         if (!node) {
1202                 AlertValue val = 0;
1203
1204                 switch (prefs_common.next_unread_msg_dialog) {
1205                         case NEXTUNREADMSGDIALOG_ALWAYS:
1206                                 val = alertpanel(_("No more unread messages"),
1207                                                  _("No unread message found. "
1208                                                    "Search from the end?"),
1209                                                  _("Yes"), _("No"), NULL);
1210                                 break;
1211                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1212                                 val = G_ALERTDEFAULT;
1213                                 break;
1214                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1215                                 val = !G_ALERTDEFAULT;
1216                                 break;
1217                         default:
1218                                 debug_print(
1219                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1220                 }
1221                 if (val != G_ALERTDEFAULT) return;
1222                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1223                                                      MSG_UNREAD, FALSE);
1224         }
1225
1226         if (!node)
1227                 alertpanel_notice(_("No unread messages."));
1228         else
1229                 summary_select_node(summaryview, node, TRUE, FALSE);
1230 }
1231
1232 void summary_select_next_unread(SummaryView *summaryview)
1233 {
1234         GtkCTreeNode *node = summaryview->selected;
1235         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1236
1237         node = summary_find_next_flagged_msg
1238                 (summaryview, node, MSG_UNREAD, FALSE);
1239
1240         if (node)
1241                 summary_select_node(summaryview, node, TRUE, FALSE);
1242         else {
1243                 node = summary_find_next_flagged_msg
1244                         (summaryview, NULL, MSG_UNREAD, FALSE);
1245                 if (node == NULL) {
1246                         AlertValue val = 0;
1247
1248                         switch (prefs_common.next_unread_msg_dialog) {
1249                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1250                                         val = alertpanel(_("No more unread messages"),
1251                                                          _("No unread message found. "
1252                                                            "Go to next folder?"),
1253                                                          _("Yes"), _("No"), NULL);
1254                                         break;
1255                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1256                                         val = G_ALERTDEFAULT;
1257                                         break;
1258                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1259                                         val = G_ALERTOTHER;
1260                                         break;
1261                                 default:
1262                                         debug_print(
1263                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1264                         }
1265
1266                         if (val == G_ALERTDEFAULT) {
1267                                 if (gtk_signal_n_emissions_by_name
1268                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1269                                                 gtk_signal_emit_stop_by_name
1270                                                         (GTK_OBJECT(ctree),
1271                                                          "key_press_event");
1272                                 folderview_select_next_unread(summaryview->folderview);
1273                                 return;
1274                         }
1275                         else
1276                                 return;
1277                 } else
1278                         summary_select_node(summaryview, node, TRUE, FALSE);
1279
1280         }
1281 }
1282
1283 void summary_select_prev_new(SummaryView *summaryview)
1284 {
1285         GtkCTreeNode *node;
1286
1287         node = summary_find_prev_flagged_msg
1288                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1289
1290         if (!node) {
1291                 AlertValue val;
1292
1293                 val = alertpanel(_("No more new messages"),
1294                                  _("No new message found. "
1295                                    "Search from the end?"),
1296                                  _("Yes"), _("No"), NULL);
1297                 if (val != G_ALERTDEFAULT) return;
1298                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1299                                                      MSG_NEW, FALSE);
1300         }
1301
1302         if (!node)
1303                 alertpanel_notice(_("No new messages."));
1304         else
1305                 summary_select_node(summaryview, node, TRUE, FALSE);
1306 }
1307
1308 void summary_select_next_new(SummaryView *summaryview)
1309 {
1310         GtkCTreeNode *node = summaryview->selected;
1311         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1312
1313         while ((node = summary_find_next_flagged_msg
1314                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1315                 AlertValue val;
1316
1317                 val = alertpanel(_("No more new messages"),
1318                                  _("No new message found. "
1319                                    "Go to next folder?"),
1320                                  _("Yes"), _("Search again"), _("No"));
1321                 if (val == G_ALERTDEFAULT) {
1322                         if (gtk_signal_n_emissions_by_name
1323                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1324                                         gtk_signal_emit_stop_by_name
1325                                                 (GTK_OBJECT(ctree),
1326                                                  "key_press_event");
1327                         folderview_select_next_unread(summaryview->folderview);
1328                         return;
1329                 } else if (val == G_ALERTALTERNATE)
1330                         node = NULL;
1331                 else
1332                         return;
1333         }
1334
1335         if (node)
1336                 summary_select_node(summaryview, node, TRUE, FALSE);
1337 }
1338
1339 void summary_select_prev_marked(SummaryView *summaryview)
1340 {
1341         GtkCTreeNode *node;
1342
1343         node = summary_find_prev_flagged_msg
1344                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1345
1346         if (!node) {
1347                 AlertValue val;
1348
1349                 val = alertpanel(_("No more marked messages"),
1350                                  _("No marked message found. "
1351                                    "Search from the end?"),
1352                                  _("Yes"), _("No"), NULL);
1353                 if (val != G_ALERTDEFAULT) return;
1354                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1355                                                      MSG_MARKED, TRUE);
1356         }
1357
1358         if (!node)
1359                 alertpanel_notice(_("No marked messages."));
1360         else
1361                 summary_select_node(summaryview, node, TRUE, FALSE);
1362 }
1363
1364 void summary_select_next_marked(SummaryView *summaryview)
1365 {
1366         GtkCTreeNode *node;
1367
1368         node = summary_find_next_flagged_msg
1369                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1370
1371         if (!node) {
1372                 AlertValue val;
1373
1374                 val = alertpanel(_("No more marked messages"),
1375                                  _("No marked message found. "
1376                                    "Search from the beginning?"),
1377                                  _("Yes"), _("No"), NULL);
1378                 if (val != G_ALERTDEFAULT) return;
1379                 node = summary_find_next_flagged_msg(summaryview, NULL,
1380                                                      MSG_MARKED, TRUE);
1381         }
1382
1383         if (!node)
1384                 alertpanel_notice(_("No marked messages."));
1385         else
1386                 summary_select_node(summaryview, node, TRUE, FALSE);
1387 }
1388
1389 void summary_select_prev_labeled(SummaryView *summaryview)
1390 {
1391         GtkCTreeNode *node;
1392
1393         node = summary_find_prev_flagged_msg
1394                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1395
1396         if (!node) {
1397                 AlertValue val;
1398
1399                 val = alertpanel(_("No more labeled messages"),
1400                                  _("No labeled message found. "
1401                                    "Search from the end?"),
1402                                  _("Yes"), _("No"), NULL);
1403                 if (val != G_ALERTDEFAULT) return;
1404                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1405                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1406         }
1407
1408         if (!node)
1409                 alertpanel_notice(_("No labeled messages."));
1410         else
1411                 summary_select_node(summaryview, node, TRUE, FALSE);
1412 }
1413
1414 void summary_select_next_labeled(SummaryView *summaryview)
1415 {
1416         GtkCTreeNode *node;
1417
1418         node = summary_find_next_flagged_msg
1419                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1420
1421         if (!node) {
1422                 AlertValue val;
1423
1424                 val = alertpanel(_("No more labeled messages"),
1425                                  _("No labeled message found. "
1426                                    "Search from the beginning?"),
1427                                  _("Yes"), _("No"), NULL);
1428                 if (val != G_ALERTDEFAULT) return;
1429                 node = summary_find_next_flagged_msg(summaryview, NULL,
1430                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1431         }
1432
1433         if (!node)
1434                 alertpanel_notice(_("No labeled messages."));
1435         else
1436                 summary_select_node(summaryview, node, TRUE, FALSE);
1437 }
1438
1439 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1440 {
1441         GtkCTreeNode *node;
1442
1443         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1444         summary_select_node(summaryview, node, FALSE, TRUE);
1445 }
1446
1447 /**
1448  * summary_select_node:
1449  * @summaryview: Summary view.
1450  * @node: Summary tree node.
1451  * @display_msg: TRUE to display the selected message.
1452  * @do_refresh: TRUE to refresh the widget.
1453  *
1454  * Select @node (bringing it into view by scrolling and expanding its
1455  * thread, if necessary) and unselect all others.  If @display_msg is
1456  * TRUE, display the corresponding message in the message view.
1457  * If @do_refresh is TRUE, the widget is refreshed.
1458  **/
1459 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1460                          gboolean display_msg, gboolean do_refresh)
1461 {
1462         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1463
1464         if (node) {
1465                 gtkut_ctree_expand_parent_all(ctree, node);
1466                 if (do_refresh) {
1467                         GTK_EVENTS_FLUSH();
1468                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1469                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1470                 }
1471                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1472                 if (display_msg && summaryview->displayed == node)
1473                         summaryview->displayed = NULL;
1474                 summaryview->display_msg = display_msg;
1475                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1476         }
1477 }
1478
1479 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1480 {
1481         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1482         MsgInfo *msginfo;
1483
1484         if (!node)
1485                 return 0;
1486         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1487         return msginfo->msgnum;
1488 }
1489
1490 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1491                                            GtkCTreeNode *current_node)
1492 {
1493         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1494         GtkCTreeNode *node;
1495         MsgInfo *msginfo;
1496
1497         if (current_node)
1498                 node = current_node;
1499         else
1500                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1501
1502         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1503                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1504                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1505         }
1506
1507         return node;
1508 }
1509
1510 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1511                                            GtkCTreeNode *current_node)
1512 {
1513         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1514         GtkCTreeNode *node;
1515         MsgInfo *msginfo;
1516
1517         if (current_node)
1518                 node = current_node;
1519         else
1520                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1521
1522         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1523                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1524                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1525         }
1526
1527         return node;
1528 }
1529
1530 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1531                                                    GtkCTreeNode *current_node,
1532                                                    MsgPermFlags flags,
1533                                                    gboolean start_from_prev)
1534 {
1535         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1536         GtkCTreeNode *node;
1537         MsgInfo *msginfo;
1538
1539         if (current_node) {
1540                 if (start_from_prev)
1541                         node = GTK_CTREE_NODE_PREV(current_node);
1542                 else
1543                         node = current_node;
1544         } else
1545                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1546
1547         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1548                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1549                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1550         }
1551
1552         return node;
1553 }
1554
1555 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1556                                                    GtkCTreeNode *current_node,
1557                                                    MsgPermFlags flags,
1558                                                    gboolean start_from_next)
1559 {
1560         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1561         GtkCTreeNode *node;
1562         MsgInfo *msginfo;
1563
1564         if (current_node) {
1565                 if (start_from_next)
1566                         node = gtkut_ctree_node_next(ctree, current_node);
1567                 else
1568                         node = current_node;
1569         } else
1570                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1571
1572         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1573                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1574                 /* Find msg with matching flags but ignore messages with
1575                    ignore flags, if searching for new or unread messages */
1576                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1577                         ((msginfo->flags.perm_flags & flags) != 0))
1578                         break;
1579         }
1580
1581         return node;
1582 }
1583
1584 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1585                                                 guint msgnum)
1586 {
1587         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1588         GtkCTreeNode *node;
1589         MsgInfo *msginfo;
1590
1591         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1592
1593         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1594                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1595                 if (msginfo->msgnum == msgnum) break;
1596         }
1597
1598         return node;
1599 }
1600
1601 static guint attract_hash_func(gconstpointer key)
1602 {
1603         gchar *str;
1604         gchar *p;
1605         guint h;
1606
1607         Xstrdup_a(str, (const gchar *)key, return 0);
1608         trim_subject(str);
1609
1610         p = str;
1611         h = *p;
1612
1613         if (h) {
1614                 for (p += 1; *p != '\0'; p++)
1615                         h = (h << 5) - h + *p;
1616         }
1617
1618         return h;
1619 }
1620
1621 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1622 {
1623         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1624 }
1625
1626 void summary_attract_by_subject(SummaryView *summaryview)
1627 {
1628         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1629         GtkCList *clist = GTK_CLIST(ctree);
1630         GtkCTreeNode *src_node;
1631         GtkCTreeNode *dst_node, *sibling;
1632         GtkCTreeNode *tmp;
1633         MsgInfo *src_msginfo, *dst_msginfo;
1634         GHashTable *subject_table;
1635
1636         debug_print("Attracting messages by subject...");
1637         STATUSBAR_PUSH(summaryview->mainwin,
1638                        _("Attracting messages by subject..."));
1639
1640         main_window_cursor_wait(summaryview->mainwin);
1641         gtk_clist_freeze(clist);
1642
1643         subject_table = g_hash_table_new(attract_hash_func,
1644                                          attract_compare_func);
1645
1646         for (src_node = GTK_CTREE_NODE(clist->row_list);
1647              src_node != NULL;
1648              src_node = tmp) {
1649                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1650                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1651                 if (!src_msginfo) continue;
1652                 if (!src_msginfo->subject) continue;
1653
1654                 /* find attracting node */
1655                 dst_node = g_hash_table_lookup(subject_table,
1656                                                src_msginfo->subject);
1657
1658                 if (dst_node) {
1659                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1660
1661                         /* if the time difference is more than 20 days,
1662                            don't attract */
1663                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1664                             > 60 * 60 * 24 * 20)
1665                                 continue;
1666
1667                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1668                         if (src_node != sibling)
1669                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1670                 }
1671
1672                 g_hash_table_insert(subject_table,
1673                                     src_msginfo->subject, src_node);
1674         }
1675
1676         g_hash_table_destroy(subject_table);
1677
1678         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1679
1680         gtk_clist_thaw(clist);
1681
1682         debug_print("done.\n");
1683         STATUSBAR_POP(summaryview->mainwin);
1684
1685         main_window_cursor_normal(summaryview->mainwin);
1686 }
1687
1688 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1689                                       gpointer data)
1690 {
1691         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1692
1693         if (msginfo)
1694                 procmsg_msginfo_free(msginfo);
1695 }
1696
1697 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1698                                    gpointer data)
1699 {
1700         SummaryView *summaryview = data;
1701         MsgInfo *msginfo;
1702
1703         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1704
1705         if (MSG_IS_NEWS(msginfo->flags))
1706                 news_flag_crosspost(msginfo);
1707
1708         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1709                 summaryview->newmsgs++;
1710         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1711                 summaryview->unread++;
1712         if (MSG_IS_DELETED(msginfo->flags))
1713                 summaryview->deleted++;
1714
1715         summaryview->messages++;
1716         summaryview->total_size += msginfo->size;
1717
1718         summary_set_row_marks(summaryview, node);
1719 }
1720
1721 static void summary_update_status(SummaryView *summaryview)
1722 {
1723         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1724         GtkCTreeNode *node;
1725         MsgInfo *msginfo;
1726
1727         summaryview->newmsgs = summaryview->unread =
1728         summaryview->messages = summaryview->total_size =
1729         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1730
1731         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1732              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1733                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1734
1735                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1736                         summaryview->newmsgs++;
1737                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1738                         summaryview->unread++;
1739                 if (MSG_IS_DELETED(msginfo->flags))
1740                         summaryview->deleted++;
1741                 if (MSG_IS_MOVE(msginfo->flags))
1742                         summaryview->moved++;
1743                 if (MSG_IS_COPY(msginfo->flags))
1744                         summaryview->copied++;
1745                 summaryview->messages++;
1746                 summaryview->total_size += msginfo->size;
1747         }
1748 }
1749
1750 static void summary_status_show(SummaryView *summaryview)
1751 {
1752         gchar *str;
1753         gchar *del, *mv, *cp;
1754         gchar *sel;
1755         gchar *spc;
1756         gchar *itstr;
1757         GList *rowlist, *cur;
1758         guint n_selected = 0;
1759         off_t sel_size = 0;
1760         MsgInfo *msginfo;
1761
1762         if (!summaryview->folder_item) {
1763                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1764                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1765                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1766                 return;
1767         }
1768
1769         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1770         for (cur = rowlist; cur != NULL; cur = cur->next) {
1771                 msginfo = gtk_ctree_node_get_row_data
1772                         (GTK_CTREE(summaryview->ctree),
1773                          GTK_CTREE_NODE(cur->data));
1774                 sel_size += msginfo->size;
1775                 n_selected++;
1776         }
1777
1778         if (summaryview->folder_item->folder->type == F_NEWS &&
1779             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1780                 gchar *group;
1781                 group = get_abbrev_newsgroup_name
1782                         (g_basename(summaryview->folder_item->path));
1783                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1784                 g_free(group);
1785         } else {
1786                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1787                               summaryview->folder_item->path);
1788         }
1789
1790         if (summaryview->deleted)
1791                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1792         else
1793                 del = g_strdup("");
1794         if (summaryview->moved)
1795                 mv = g_strdup_printf(_("%s%d moved"),
1796                                      summaryview->deleted ? _(", ") : "",
1797                                      summaryview->moved);
1798         else
1799                 mv = g_strdup("");
1800         if (summaryview->copied)
1801                 cp = g_strdup_printf(_("%s%d copied"),
1802                                      summaryview->deleted ||
1803                                      summaryview->moved ? _(", ") : "",
1804                                      summaryview->copied);
1805         else
1806                 cp = g_strdup("");
1807
1808         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1809                 spc = "    ";
1810         else
1811                 spc = "";
1812
1813         if (n_selected) {
1814                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1815                 if (n_selected == 1)
1816                         itstr = g_strdup(_(" item selected"));
1817                 else
1818                         itstr = g_strdup(_(" items selected"));
1819         } else {
1820                 sel = g_strdup("");
1821                 itstr = g_strdup("");
1822         }
1823
1824         str = g_strconcat(n_selected ? itos(n_selected) : "",
1825                                         itstr, sel, spc, del, mv, cp, NULL);
1826         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1827         g_free(str);
1828         g_free(sel);
1829         g_free(del);
1830         g_free(mv);
1831         g_free(cp);
1832         g_free(itstr);
1833
1834         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1835                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1836                                       summaryview->newmsgs,
1837                                       summaryview->unread,
1838                                       summaryview->messages,
1839                                       to_human_readable(summaryview->total_size));
1840         } else {
1841                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1842                                       summaryview->newmsgs,
1843                                       summaryview->unread,
1844                                       summaryview->messages);
1845         }
1846         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1847         g_free(str);
1848 }
1849
1850 static void summary_set_column_titles(SummaryView *summaryview)
1851 {
1852         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1853         GtkWidget *hbox;
1854         GtkWidget *label;
1855         GtkWidget *arrow;
1856         gint pos;
1857         const gchar *title;
1858         SummaryColumnType type;
1859         gboolean single_char;
1860         GtkJustification justify;
1861
1862         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1863                 SORT_BY_MARK,
1864                 SORT_BY_UNREAD,
1865                 SORT_BY_MIME,
1866                 SORT_BY_SUBJECT,
1867                 SORT_BY_FROM,
1868                 SORT_BY_DATE,
1869                 SORT_BY_SIZE,
1870                 SORT_BY_NUMBER,
1871                 SORT_BY_SCORE,
1872                 SORT_BY_LOCKED
1873         };
1874
1875         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1876                 type = summaryview->col_state[pos].type;
1877
1878                 /* CLAWS: mime and unread are single char headers */
1879                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1880                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1881                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1882
1883                 switch (type) {
1884                 case S_COL_SUBJECT:
1885                 case S_COL_FROM:
1886                 case S_COL_DATE:
1887                 case S_COL_NUMBER:
1888                         if (prefs_common.trans_hdr)
1889                                 title = gettext(col_label[type]);
1890                         else
1891                                 title = col_label[type];
1892                         break;
1893                 /* CLAWS: dummies for mark and locked headers */
1894                 case S_COL_MARK:
1895                 case S_COL_LOCKED:
1896                         title = "";
1897                         break;
1898                 default:
1899                         title = gettext(col_label[type]);
1900                 }
1901
1902                 if (type == S_COL_MIME) {
1903                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1904                         gtk_widget_show(label);
1905                         gtk_clist_set_column_widget(clist, pos, label);
1906                         continue;
1907                 }
1908                 if (single_char) {
1909                         gtk_clist_set_column_title(clist, pos, title);
1910                         continue;
1911                 }
1912
1913                 /* CLAWS: changed so that locked and mark headers
1914                  * show a pixmap instead of single character */
1915                 hbox  = gtk_hbox_new(FALSE, 4);
1916
1917                 if (type == S_COL_LOCKED)
1918                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1919                 else if (type == S_COL_MARK)
1920                         label = gtk_pixmap_new(markxpm, markxpmmask);
1921                 else
1922                         label = gtk_label_new(title);
1923
1924                 if (justify == GTK_JUSTIFY_RIGHT)
1925                         gtk_box_pack_end(GTK_BOX(hbox), label,
1926                                          FALSE, FALSE, 0);
1927                 else
1928                         gtk_box_pack_start(GTK_BOX(hbox), label,
1929                                            FALSE, FALSE, 0);
1930
1931                 if (summaryview->sort_key == sort_by[type]) {
1932                         arrow = gtk_arrow_new
1933                                 (summaryview->sort_type == SORT_ASCENDING
1934                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1935                                  GTK_SHADOW_IN);
1936                         if (justify == GTK_JUSTIFY_RIGHT)
1937                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1938                                                    FALSE, FALSE, 0);
1939                         else
1940                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1941                                                  FALSE, FALSE, 0);
1942                 }
1943
1944                 gtk_widget_show_all(hbox);
1945                 gtk_clist_set_column_widget(clist, pos, hbox);
1946         }
1947 }
1948
1949 void summary_sort(SummaryView *summaryview,
1950                   FolderSortKey sort_key, FolderSortType sort_type)
1951 {
1952         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1953         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1954         GtkCListCompareFunc cmp_func = NULL;
1955
1956         switch (sort_key) {
1957         case SORT_BY_MARK:
1958                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1959                 break;
1960         case SORT_BY_UNREAD:
1961                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
1962                 break;
1963         case SORT_BY_MIME:
1964                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1965                 break;
1966         case SORT_BY_NUMBER:
1967                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1968                 break;
1969         case SORT_BY_SIZE:
1970                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1971                 break;
1972         case SORT_BY_DATE:
1973                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
1974                 break;
1975         case SORT_BY_FROM:
1976                 cmp_func = summaryview->folder_item->stype != F_OUTBOX ?
1977                         (GtkCListCompareFunc) summary_cmp_by_from :
1978                         (GtkCListCompareFunc) summary_cmp_by_to;
1979                 break;
1980         case SORT_BY_SUBJECT:
1981                 if (summaryview->simplify_subject_preg)
1982                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
1983                 else
1984                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
1985                 break;
1986         case SORT_BY_SCORE:
1987                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
1988                 break;
1989         case SORT_BY_LOCKED:
1990                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
1991                 break;
1992         case SORT_BY_LABEL:
1993                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
1994                 break;
1995         case SORT_BY_NONE:
1996                 cmp_func = NULL;
1997                 return;
1998         default:
1999                 return;
2000         }
2001
2002         summaryview->sort_key = sort_key;
2003         summaryview->sort_type = sort_type;
2004
2005         summary_set_column_titles(summaryview);
2006         summary_set_menu_sensitive(summaryview);
2007         if(cmp_func != NULL) {
2008                 debug_print("Sorting summary...");
2009                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2010
2011                 main_window_cursor_wait(summaryview->mainwin);
2012
2013                 gtk_clist_set_compare_func(clist, cmp_func);
2014
2015                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2016
2017                 gtk_sctree_sort_recursive(ctree, NULL);
2018
2019                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2020
2021                 main_window_cursor_normal(summaryview->mainwin);
2022
2023                 debug_print("done.\n");
2024                 STATUSBAR_POP(summaryview->mainwin);
2025         }
2026 }
2027
2028 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2029                                    GtkCTreeNode *cnode, gpointer data)
2030 {
2031         SummaryView *summaryview = (SummaryView *)data;
2032         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2033         gchar *text[N_SUMMARY_COLS];
2034         gint *col_pos = summaryview->col_pos;
2035         const gchar *msgid = msginfo->msgid;
2036         GHashTable *msgid_table = summaryview->msgid_table;
2037
2038         summary_set_header(summaryview, text, msginfo);
2039
2040         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2041                                 NULL, NULL, NULL, NULL, FALSE,
2042                                 gnode->parent->parent ? TRUE : FALSE);
2043 #define SET_TEXT(col) \
2044         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2045                                 text[col_pos[col]])
2046
2047         SET_TEXT(S_COL_NUMBER);
2048         SET_TEXT(S_COL_SCORE);
2049         SET_TEXT(S_COL_SIZE);
2050         SET_TEXT(S_COL_DATE);
2051         SET_TEXT(S_COL_FROM);
2052         SET_TEXT(S_COL_SUBJECT);
2053
2054 #undef SET_TEXT
2055
2056         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2057         summary_set_marks_func(ctree, cnode, summaryview);
2058
2059         if (msgid && msgid[0] != '\0')
2060                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2061
2062         return TRUE;
2063 }
2064
2065 static void summary_set_ctree_from_list(SummaryView *summaryview,
2066                                         GSList *mlist)
2067 {
2068         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2069         MsgInfo *msginfo;
2070                 GtkCTreeNode *node = NULL;
2071         GHashTable *msgid_table;
2072         GHashTable *subject_table;
2073         GSList * cur;
2074
2075         if (!mlist) return;
2076
2077         debug_print("\tSetting summary from message data...");
2078         STATUSBAR_PUSH(summaryview->mainwin,
2079                        _("Setting summary from message data..."));
2080         gdk_flush();
2081
2082         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2083         summaryview->msgid_table = msgid_table;
2084         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2085         summaryview->subject_table = subject_table;
2086
2087         if (prefs_common.use_addr_book)
2088                 start_address_completion();
2089
2090         for (cur = mlist ; cur != NULL; cur = cur->next) {
2091                 msginfo = (MsgInfo *)cur->data;
2092                 msginfo->threadscore = msginfo->score;
2093         }
2094
2095         if (global_scoring || summaryview->folder_item->prefs->scoring) {
2096                 summaryview->important_score = prefs_common.important_score;
2097                 if (summaryview->folder_item->prefs->important_score >
2098                     summaryview->important_score)
2099                         summaryview->important_score =
2100                                 summaryview->folder_item->prefs->important_score;
2101         }
2102
2103         if (summaryview->threaded) {
2104                 GNode *root, *gnode;
2105
2106                 root = procmsg_get_thread_tree(mlist);
2107
2108                 for (gnode = root->children; gnode != NULL;
2109                      gnode = gnode->next) {
2110                         node = gtk_ctree_insert_gnode
2111                                 (ctree, NULL, node, gnode,
2112                                  summary_insert_gnode_func, summaryview);
2113                 }
2114
2115                 g_node_destroy(root);
2116
2117                 summary_thread_init(summaryview);
2118         } else {
2119                 gchar *text[N_SUMMARY_COLS];
2120
2121                 mlist = g_slist_reverse(mlist);
2122                 for (; mlist != NULL; mlist = mlist->next) {
2123                         msginfo = (MsgInfo *)mlist->data;
2124
2125                         summary_set_header(summaryview, text, msginfo);
2126
2127                         node = gtk_ctree_insert_node
2128                                 (ctree, NULL, node, text, 2,
2129                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2130                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2131                         summary_set_marks_func(ctree, node, summaryview);
2132
2133                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2134                                 g_hash_table_insert(msgid_table,
2135                                                     msginfo->msgid, node);
2136
2137                         subject_table_insert(subject_table,
2138                                              msginfo->subject,
2139                                              node);
2140                 }
2141                 mlist = g_slist_reverse(mlist);
2142         }
2143
2144         if (prefs_common.enable_hscrollbar &&
2145             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2146                 gint optimal_width;
2147
2148                 optimal_width = gtk_clist_optimal_column_width
2149                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2150                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2151                                            summaryview->col_pos[S_COL_SUBJECT],
2152                                            optimal_width);
2153         }
2154
2155         if (prefs_common.use_addr_book)
2156                 end_address_completion();
2157
2158         debug_print("done.\n");
2159         STATUSBAR_POP(summaryview->mainwin);
2160         if (debug_mode) {
2161                 debug_print("\tmsgid hash table size = %d\n",
2162                             g_hash_table_size(msgid_table));
2163                 debug_print("\tsubject hash table size = %d\n",
2164                             g_hash_table_size(subject_table));
2165         }
2166 }
2167
2168 static gchar *summary_complete_address(const gchar *addr)
2169 {
2170         gint count;
2171         gchar *res, *tmp, *email_addr;
2172
2173         Xstrdup_a(email_addr, addr, return NULL);
2174         extract_address(email_addr);
2175         g_return_val_if_fail(*email_addr, NULL);
2176
2177         /*
2178          * completion stuff must be already initialized
2179          */
2180         res = NULL;
2181         if (1 < (count = complete_address(email_addr))) {
2182                 tmp = get_complete_address(1);
2183                 res = procheader_get_fromname(tmp);
2184                 g_free(tmp);
2185         }
2186
2187         return res;
2188 }
2189
2190 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2191                                MsgInfo *msginfo)
2192 {
2193         static gchar date_modified[80];
2194         static gchar *to = NULL;
2195         static gchar col_score[11];
2196         static gchar buf[BUFFSIZE];
2197         gint *col_pos = summaryview->col_pos;
2198
2199         text[col_pos[S_COL_MARK]]   = NULL;
2200         text[col_pos[S_COL_UNREAD]] = NULL;
2201         text[col_pos[S_COL_MIME]]   = NULL;
2202         text[col_pos[S_COL_LOCKED]] = NULL;
2203         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2204         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2205         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2206
2207         if (msginfo->date_t) {
2208                 procheader_date_get_localtime(date_modified,
2209                                               sizeof(date_modified),
2210                                               msginfo->date_t);
2211                 text[col_pos[S_COL_DATE]] = date_modified;
2212         } else if (msginfo->date)
2213                 text[col_pos[S_COL_DATE]] = msginfo->date;
2214         else
2215                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2216
2217         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2218                 _("(No From)");
2219         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2220             !MSG_IS_NEWS(msginfo->flags)) {
2221                 gchar *addr = NULL;
2222
2223                 Xstrdup_a(addr, msginfo->from, return);
2224                 extract_address(addr);
2225
2226                 if (prefs_common.use_addr_book) {
2227                         if (account_find_from_address(addr)) {
2228                                 addr = summary_complete_address(msginfo->to);
2229                                 g_free(to);
2230                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2231                                 text[col_pos[S_COL_FROM]] = to;
2232                                 g_free(addr);
2233                         }
2234                 } else {
2235                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2236                                 g_free(to);
2237                                 to = g_strconcat("-->", msginfo->to, NULL);
2238                                 text[col_pos[S_COL_FROM]] = to;
2239                         }
2240                 }
2241         }
2242
2243         /*
2244          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2245          * checking whether the above block (which handles the special case of
2246          * the --> in sent boxes) was executed.
2247          */
2248         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2249                 gchar *from = summary_complete_address(msginfo->from);
2250                 if (from) {
2251                         g_free(to);
2252                         to = from;
2253                         text[col_pos[S_COL_FROM]] = to;
2254                 }
2255         }
2256
2257         if (summaryview->simplify_subject_preg != NULL)
2258                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2259                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2260                                         summaryview->simplify_subject_preg) :
2261                         _("(No Subject)");
2262         else
2263                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2264                         _("(No Subject)");
2265 }
2266
2267 #define CHANGE_FLAGS(msginfo) \
2268 { \
2269 if (msginfo->folder->folder->change_flags != NULL) \
2270 msginfo->folder->folder->change_flags(msginfo->folder->folder, \
2271                                       msginfo->folder, \
2272                                       msginfo); \
2273 }
2274
2275 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2276 {
2277         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2278 }
2279
2280 static void summary_display_msg_full(SummaryView *summaryview,
2281                                      GtkCTreeNode *row,
2282                                      gboolean new_window, gboolean all_headers)
2283 {
2284         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2285         MsgInfo *msginfo;
2286         MsgFlags flags;
2287         gchar *filename;
2288
2289         if (!new_window && summaryview->displayed == row) return;
2290         g_return_if_fail(row != NULL);
2291
2292         if (summary_is_locked(summaryview)) return;
2293         summary_lock(summaryview);
2294
2295         STATUSBAR_POP(summaryview->mainwin);
2296         GTK_EVENTS_FLUSH();
2297
2298         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2299
2300         filename = procmsg_get_message_file(msginfo);
2301         if (!filename) {
2302                 summary_unlock(summaryview);
2303                 return;
2304         }
2305         g_free(filename);
2306
2307         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2308                 summaryview->newmsgs--;
2309         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2310                 summaryview->unread--;
2311
2312         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2313         summary_set_row_marks(summaryview, row);
2314         gtk_clist_thaw(GTK_CLIST(ctree));
2315         summary_status_show(summaryview);
2316
2317         flags = msginfo->flags;
2318
2319         if (new_window) {
2320                 MessageView *msgview;
2321
2322                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2323                 messageview_show(msgview, msginfo, all_headers);
2324         } else {
2325                 MessageView *msgview;
2326
2327                 msgview = summaryview->messageview;
2328
2329                 summaryview->displayed = row;
2330                 if (!messageview_is_visible(msgview))
2331                         main_window_toggle_message_view(summaryview->mainwin);
2332                 messageview_show(msgview, msginfo, all_headers);
2333                 if (msgview->type == MVIEW_TEXT ||
2334                     (msgview->type == MVIEW_MIME &&
2335                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2336                       gtk_notebook_get_current_page
2337                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2338                         gtk_widget_grab_focus(summaryview->ctree);
2339                 GTK_EVENTS_FLUSH();
2340                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2341         }
2342
2343         summary_set_menu_sensitive(summaryview);
2344         toolbar_set_sensitive(summaryview->mainwin);
2345
2346         summary_unlock(summaryview);
2347 }
2348
2349 void summary_display_msg_selected(SummaryView *summaryview,
2350                                   gboolean all_headers)
2351 {
2352         if (summary_is_locked(summaryview)) return;
2353         summaryview->displayed = NULL;
2354         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2355                                  all_headers);
2356 }
2357
2358 void summary_redisplay_msg(SummaryView *summaryview)
2359 {
2360         GtkCTreeNode *node;
2361
2362         if (summaryview->displayed) {
2363                 node = summaryview->displayed;
2364                 summaryview->displayed = NULL;
2365                 summary_display_msg(summaryview, node);
2366         }
2367 }
2368
2369 void summary_open_msg(SummaryView *summaryview)
2370 {
2371         if (!summaryview->selected) return;
2372
2373         summary_display_msg_full(summaryview, summaryview->selected,
2374                                  TRUE, FALSE);
2375 }
2376
2377 void summary_view_source(SummaryView * summaryview)
2378 {
2379         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2380         MsgInfo *msginfo;
2381         SourceWindow *srcwin;
2382
2383         if (!summaryview->selected) return;
2384
2385         srcwin = source_window_create();
2386         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2387         source_window_show_msg(srcwin, msginfo);
2388         source_window_show(srcwin);
2389 }
2390
2391 void summary_reedit(SummaryView *summaryview)
2392 {
2393         MsgInfo *msginfo;
2394
2395         if (!summaryview->selected) return;
2396         if (!summaryview->folder_item) return;
2397         if (summaryview->folder_item->stype != F_OUTBOX &&
2398             summaryview->folder_item->stype != F_DRAFT  &&
2399             summaryview->folder_item->stype != F_QUEUE) return;
2400
2401         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2402                                               summaryview->selected);
2403         if (!msginfo) return;
2404
2405         compose_reedit(msginfo);
2406 }
2407
2408 void summary_step(SummaryView *summaryview, GtkScrollType type)
2409 {
2410         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2411         GtkCTreeNode *node;
2412
2413         if (summary_is_locked(summaryview)) return;
2414
2415         if (type == GTK_SCROLL_STEP_FORWARD) {
2416                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2417                 if (node)
2418                         gtkut_ctree_expand_parent_all(ctree, node);
2419                 else
2420                         return;
2421         } else {
2422                 if (summaryview->selected) {
2423                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2424                         if (!node) return;
2425                 }
2426         }
2427
2428         if (messageview_is_visible(summaryview->messageview))
2429                 summaryview->display_msg = TRUE;
2430
2431         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2432                                 type, 0.0);
2433 }
2434
2435 void summary_toggle_view(SummaryView *summaryview)
2436 {
2437         if (!messageview_is_visible(summaryview->messageview) &&
2438             summaryview->selected)
2439                 summary_display_msg(summaryview,
2440                                     summaryview->selected);
2441         else
2442                 main_window_toggle_message_view(summaryview->mainwin);
2443 }
2444
2445 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2446                                                 GtkCTreeNode *node)
2447 {
2448         MsgInfo *msginfo;
2449
2450         if (node) {
2451                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2452                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2453                         return TRUE;
2454                 node = GTK_CTREE_ROW(node)->children;
2455         } else
2456                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2457
2458         while (node) {
2459                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2460                         return TRUE;
2461                 node = GTK_CTREE_ROW(node)->sibling;
2462         }
2463
2464         return FALSE;
2465 }
2466
2467 static gboolean summary_have_unread_children(SummaryView *summaryview,
2468                                              GtkCTreeNode *node)
2469 {
2470         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2471
2472         if (!node) return FALSE;
2473
2474         node = GTK_CTREE_ROW(node)->children;
2475
2476         while (node) {
2477                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2478                         return TRUE;
2479                 node = GTK_CTREE_ROW(node)->sibling;
2480         }
2481
2482         return FALSE;
2483 }
2484
2485 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2486 {
2487         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2488         GtkStyle *style = NULL;
2489         MsgInfo *msginfo;
2490         MsgFlags flags;
2491         gint *col_pos = summaryview->col_pos;
2492
2493         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2494         if (!msginfo) return;
2495
2496         flags = msginfo->flags;
2497
2498         gtk_ctree_node_set_foreground(ctree, row, NULL);
2499
2500         /* set new/unread column */
2501         if (MSG_IS_IGNORE_THREAD(flags)) {
2502                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2503                                           ignorethreadxpm, ignorethreadxpmmask);
2504         } else if (MSG_IS_NEW(flags)) {
2505                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2506                                           newxpm, newxpmmask);
2507         } else if (MSG_IS_UNREAD(flags)) {
2508                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2509                                           unreadxpm, unreadxpmmask);
2510         } else if (MSG_IS_REPLIED(flags)) {
2511                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2512                                           repliedxpm, repliedxpmmask);
2513         } else if (MSG_IS_FORWARDED(flags)) {
2514                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2515                                           forwardedxpm, forwardedxpmmask);
2516         } else {
2517                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2518                                         NULL);
2519         }
2520
2521         if (prefs_common.bold_unread &&
2522             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2523              (!GTK_CTREE_ROW(row)->expanded &&
2524               GTK_CTREE_ROW(row)->children &&
2525               summary_have_unread_children(summaryview, row))))
2526                 style = bold_style;
2527
2528         /* set mark column */
2529         if (MSG_IS_DELETED(flags)) {
2530                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2531                                           deletedxpm, deletedxpmmask);
2532                 if (style)
2533                         style = bold_deleted_style;
2534                 else {
2535                         style = small_deleted_style;
2536                 }
2537                         gtk_ctree_node_set_foreground
2538                                 (ctree, row, &summaryview->color_dim);
2539         } else if (MSG_IS_MARKED(flags)) {
2540                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2541                                           markxpm, markxpmmask);
2542         } else if (MSG_IS_MOVE(flags)) {
2543                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2544                 if (style)
2545                         style = bold_marked_style;
2546                 else {
2547                         style = small_marked_style;
2548                 }
2549                         gtk_ctree_node_set_foreground
2550                                 (ctree, row, &summaryview->color_marked);
2551         } else if (MSG_IS_COPY(flags)) {
2552                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2553                 if (style)
2554                         style = bold_marked_style;
2555                 else {
2556                         style = small_marked_style;
2557                 }
2558                         gtk_ctree_node_set_foreground
2559                                 (ctree, row, &summaryview->color_marked);
2560         }
2561         else if ((global_scoring ||
2562                   summaryview->folder_item->prefs->scoring) &&
2563                  (msginfo->score >= summaryview->important_score) &&
2564                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2565                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2566                 gtk_ctree_node_set_foreground(ctree, row,
2567                                               &summaryview->color_important);
2568         } else {
2569                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2570         }
2571
2572         if (MSG_IS_LOCKED(flags)) {
2573                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2574                                           lockedxpm, lockedxpmmask);
2575         }
2576         else {
2577                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2578         }
2579
2580         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2581                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2582                                           clipkeyxpm, clipkeyxpmmask);
2583         } else if (MSG_IS_ENCRYPTED(flags)) {
2584                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2585                                           keyxpm, keyxpmmask);
2586         } else if (MSG_IS_MIME(flags)) {
2587                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2588                                           clipxpm, clipxpmmask);
2589         } else {
2590                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2591         }
2592         if (!style)
2593                 style = small_style;
2594
2595         gtk_ctree_node_set_row_style(ctree, row, style);
2596
2597         if (MSG_GET_COLORLABEL(flags))
2598                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2599 }
2600
2601 void summary_set_marks_selected(SummaryView *summaryview)
2602 {
2603         GList *cur;
2604
2605         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2606              cur = cur->next)
2607                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2608 }
2609
2610 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2611 {
2612         gboolean changed = FALSE;
2613         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2614         MsgInfo *msginfo;
2615
2616         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2617         if (MSG_IS_DELETED(msginfo->flags))
2618                 summaryview->deleted--;
2619         if (MSG_IS_MOVE(msginfo->flags)) {
2620                 summaryview->moved--;
2621                 changed = TRUE;
2622         }
2623         if (MSG_IS_COPY(msginfo->flags)) {
2624                 summaryview->copied--;
2625                 changed = TRUE;
2626         }
2627         if (changed && !prefs_common.immediate_exec) {
2628                 msginfo->to_folder->op_count--;
2629                 if (msginfo->to_folder->op_count == 0)
2630                         folderview_update_item(msginfo->to_folder, 0);
2631         }
2632         msginfo->to_folder = NULL;
2633         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2634         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2635         summary_set_row_marks(summaryview, row);
2636         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2637 }
2638
2639 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2640 {
2641         /* almost verbatim summary_mark_row(); may want a menu action? */
2642         gboolean changed = FALSE;
2643         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2644         MsgInfo *msginfo;
2645
2646         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2647         if (MSG_IS_DELETED(msginfo->flags))
2648                 summaryview->deleted--;
2649         if (MSG_IS_MOVE(msginfo->flags)) {
2650                 summaryview->moved--;
2651                 changed = TRUE;
2652         }
2653         if (MSG_IS_COPY(msginfo->flags)) {
2654                 summaryview->copied--;
2655                 changed = TRUE;
2656         }
2657         if (changed && !prefs_common.immediate_exec) {
2658                 msginfo->to_folder->op_count--;
2659                 if (msginfo->to_folder->op_count == 0)
2660                         folderview_update_item(msginfo->to_folder, 0);
2661         }
2662         msginfo->to_folder = NULL;
2663         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2664         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2665         summary_set_row_marks(summaryview, row);
2666         debug_print("Message %d is locked\n", msginfo->msgnum);
2667 }
2668
2669 void summary_mark(SummaryView *summaryview)
2670 {
2671         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2672         GList *cur;
2673
2674         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2675                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2676
2677         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2678         summary_status_show(summaryview);
2679 }
2680
2681 static void summary_mark_row_as_read(SummaryView *summaryview,
2682                                      GtkCTreeNode *row)
2683 {
2684         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2685         MsgInfo *msginfo;
2686
2687         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2688
2689         if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
2690                 return;
2691
2692         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2693                 summaryview->newmsgs--;
2694         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2695                 summaryview->unread--;
2696
2697         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2698         summary_set_row_marks(summaryview, row);
2699         debug_print("Message %d is marked as read\n",
2700                 msginfo->msgnum);
2701 }
2702
2703 void summary_mark_as_read(SummaryView *summaryview)
2704 {
2705         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2706         GList *cur;
2707
2708         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2709                 summary_mark_row_as_read(summaryview,
2710                                          GTK_CTREE_NODE(cur->data));
2711
2712         summary_status_show(summaryview);
2713 }
2714
2715 void summary_mark_all_read(SummaryView *summaryview)
2716 {
2717         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2718         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2719         GtkCTreeNode *node;
2720
2721         gtk_clist_freeze(clist);
2722         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2723              node = gtkut_ctree_node_next(ctree, node))
2724                 summary_mark_row_as_read(summaryview, node);
2725         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2726              node = gtkut_ctree_node_next(ctree, node)) {
2727                 if (!GTK_CTREE_ROW(node)->expanded)
2728                         summary_set_row_marks(summaryview, node);
2729         }
2730         gtk_clist_thaw(clist);
2731
2732         summary_status_show(summaryview);
2733 }
2734
2735 static void summary_mark_row_as_unread(SummaryView *summaryview,
2736                                        GtkCTreeNode *row)
2737 {
2738         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2739         MsgInfo *msginfo;
2740
2741         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2742         if (MSG_IS_DELETED(msginfo->flags)) {
2743                 msginfo->to_folder = NULL;
2744                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2745                 summaryview->deleted--;
2746         }
2747
2748         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2749                 summaryview->unread++;
2750
2751         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2752         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2753         debug_print("Message %d is marked as unread\n",
2754                 msginfo->msgnum);
2755
2756         summary_set_row_marks(summaryview, row);
2757 }
2758
2759 void summary_mark_as_unread(SummaryView *summaryview)
2760 {
2761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2762         GList *cur;
2763
2764         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2765                 summary_mark_row_as_unread(summaryview,
2766                                            GTK_CTREE_NODE(cur->data));
2767
2768         summary_status_show(summaryview);
2769 }
2770
2771 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2772 {
2773         GList * cur;
2774         gboolean found;
2775
2776         switch (summaryview->folder_item->folder->type) {
2777
2778         case F_NEWS:
2779
2780                 /*
2781                   security : checks if one the accounts correspond to
2782                   the author of the post
2783                 */
2784
2785                 found = FALSE;
2786                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2787                         PrefsAccount * account;
2788                         gchar * from_name;
2789
2790                         account = cur->data;
2791                         if (account->name && *account->name)
2792                                 from_name =
2793                                         g_strdup_printf("%s <%s>",
2794                                                         account->name,
2795                                                         account->address);
2796                         else
2797                                 from_name =
2798                                         g_strdup_printf("%s",
2799                                                         account->address);
2800
2801                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2802                                 g_free(from_name);
2803                                 found = TRUE;
2804                                 break;
2805                         }
2806                         g_free(from_name);
2807                 }
2808
2809                 if (!found) {
2810                         alertpanel_error(_("You're not the author of the article\n"));
2811                 }
2812
2813                 return found;
2814
2815         default:
2816                 return TRUE;
2817         }
2818 }
2819
2820 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2821 {
2822         gboolean changed = FALSE;
2823         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2824         MsgInfo *msginfo;
2825
2826         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2827
2828         if (!check_permission(summaryview, msginfo))
2829                 return;
2830
2831         if (MSG_IS_LOCKED(msginfo->flags)) return;
2832
2833         if (MSG_IS_DELETED(msginfo->flags)) return;
2834
2835         if (MSG_IS_MOVE(msginfo->flags)) {
2836                 summaryview->moved--;
2837                 changed = TRUE;
2838         }
2839         if (MSG_IS_COPY(msginfo->flags)) {
2840                 summaryview->copied--;
2841                 changed = TRUE;
2842         }
2843         if (changed && !prefs_common.immediate_exec) {
2844                 msginfo->to_folder->op_count--;
2845                 if (msginfo->to_folder->op_count == 0)
2846                         folderview_update_item(msginfo->to_folder, 0);
2847         }
2848         msginfo->to_folder = NULL;
2849         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2850         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2851         summaryview->deleted++;
2852
2853         if (!prefs_common.immediate_exec &&
2854             summaryview->folder_item->stype != F_TRASH)
2855                 summary_set_row_marks(summaryview, row);
2856
2857         debug_print("Message %s/%d is set to delete\n",
2858                     msginfo->folder->path, msginfo->msgnum);
2859 }
2860
2861 void summary_delete(SummaryView *summaryview)
2862 {
2863         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2864         FolderItem *item = summaryview->folder_item;
2865         GList *cur;
2866         GtkCTreeNode *sel_last = NULL;
2867         GtkCTreeNode *node;
2868
2869         if (!item) return;
2870 #if 0
2871         if (!item || item->folder->type == F_NEWS) return;
2872 #endif
2873
2874         if (summary_is_locked(summaryview)) return;
2875
2876         /* if current folder is trash, ask for confirmation */
2877         if (item->stype == F_TRASH) {
2878                 AlertValue aval;
2879
2880                 aval = alertpanel(_("Delete message(s)"),
2881                                   _("Do you really want to delete message(s) from the trash?"),
2882                                   _("Yes"), _("No"), NULL);
2883                 if (aval != G_ALERTDEFAULT) return;
2884         }
2885
2886         /* next code sets current row focus right. We need to find a row
2887          * that is not deleted. */
2888         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2889                 sel_last = GTK_CTREE_NODE(cur->data);
2890                 summary_delete_row(summaryview, sel_last);
2891         }
2892
2893         node = summary_find_next_msg(summaryview, sel_last);
2894         if (!node)
2895                 node = summary_find_prev_msg(summaryview, sel_last);
2896
2897         if (node) {
2898                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
2899                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2900                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
2901                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
2902                 else
2903                         summary_select_node
2904                                 (summaryview, node,
2905                                  messageview_is_visible(summaryview->messageview),
2906                                  FALSE);
2907         }
2908
2909         if (prefs_common.immediate_exec || item->stype == F_TRASH)
2910                 summary_execute(summaryview);
2911         else
2912                 summary_status_show(summaryview);
2913 }
2914
2915 void summary_delete_duplicated(SummaryView *summaryview)
2916 {
2917         if (!summaryview->folder_item ||
2918             summaryview->folder_item->folder->type == F_NEWS) return;
2919         if (summaryview->folder_item->stype == F_TRASH) return;
2920
2921         main_window_cursor_wait(summaryview->mainwin);
2922         debug_print("Deleting duplicated messages...");
2923         STATUSBAR_PUSH(summaryview->mainwin,
2924                        _("Deleting duplicated messages..."));
2925
2926         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
2927                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
2928                                 summaryview);
2929
2930         if (prefs_common.immediate_exec)
2931                 summary_execute(summaryview);
2932         else
2933                 summary_status_show(summaryview);
2934
2935         debug_print("done.\n");
2936         STATUSBAR_POP(summaryview->mainwin);
2937         main_window_cursor_normal(summaryview->mainwin);
2938 }
2939
2940 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
2941                                            SummaryView *summaryview)
2942 {
2943         GtkCTreeNode *found;
2944         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
2945
2946         if (!msginfo->msgid || !*msginfo->msgid) return;
2947
2948         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
2949
2950         if (found && found != node)
2951                 summary_delete_row(summaryview, node);
2952 }
2953
2954 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
2955 {
2956         gboolean changed = FALSE;
2957         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2958         MsgInfo *msginfo;
2959
2960         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2961         if (MSG_IS_DELETED(msginfo->flags))
2962                 summaryview->deleted--;
2963         if (MSG_IS_MOVE(msginfo->flags)) {
2964                 summaryview->moved--;
2965                 changed = TRUE;
2966         }
2967         if (MSG_IS_COPY(msginfo->flags)) {
2968                 summaryview->copied--;
2969                 changed = TRUE;
2970         }
2971         if (changed && !prefs_common.immediate_exec) {
2972                 msginfo->to_folder->op_count--;
2973                 if (msginfo->to_folder->op_count == 0)
2974                         folderview_update_item(msginfo->to_folder, 0);
2975         }
2976         msginfo->to_folder = NULL;
2977         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
2978         summary_set_row_marks(summaryview, row);
2979
2980         debug_print("Message %s/%d is unmarked\n",
2981                     msginfo->folder->path, msginfo->msgnum);
2982 }
2983
2984 void summary_unmark(SummaryView *summaryview)
2985 {
2986         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2987         GList *cur;
2988
2989         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2990                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
2991
2992         summary_status_show(summaryview);
2993 }
2994
2995 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2996                                 FolderItem *to_folder)
2997 {
2998         gboolean changed = FALSE;
2999         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3000         MsgInfo *msginfo;
3001
3002         g_return_if_fail(to_folder != NULL);
3003
3004         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3005         if (MSG_IS_MOVE(msginfo->flags)) {
3006                 if (!prefs_common.immediate_exec) {
3007                         msginfo->to_folder->op_count--;
3008                         if (msginfo->to_folder->op_count == 0) {
3009                                 folderview_update_item(msginfo->to_folder, 0);
3010                                 changed = TRUE;
3011                         }
3012                 }
3013         }
3014         msginfo->to_folder = to_folder;
3015         if (MSG_IS_DELETED(msginfo->flags))
3016                 summaryview->deleted--;
3017         if (MSG_IS_COPY(msginfo->flags)) {
3018                 summaryview->copied--;
3019                 if (!prefs_common.immediate_exec)
3020                         msginfo->to_folder->op_count--;
3021         }
3022         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3023         if (!MSG_IS_MOVE(msginfo->flags)) {
3024                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3025                 summaryview->moved++;
3026                 changed = TRUE;
3027         }
3028         if (!prefs_common.immediate_exec) {
3029                 summary_set_row_marks(summaryview, row);
3030                 if (changed) {
3031                         msginfo->to_folder->op_count++;
3032                         if (msginfo->to_folder->op_count == 1)
3033                                 folderview_update_item(msginfo->to_folder, 0);
3034                 }
3035         }
3036
3037         debug_print("Message %d is set to move to %s\n",
3038                     msginfo->msgnum, to_folder->path);
3039 }
3040
3041 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3042 {
3043         GList *cur;
3044
3045         if (!to_folder) return;
3046         if (!summaryview->folder_item ||
3047             summaryview->folder_item->folder->type == F_NEWS) return;
3048
3049         if (summary_is_locked(summaryview)) return;
3050
3051         if (summaryview->folder_item == to_folder) {
3052                 alertpanel_notice(_("Destination is same as current folder."));
3053                 return;
3054         }
3055
3056         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3057              cur != NULL; cur = cur->next)
3058                 summary_move_row_to
3059                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3060
3061         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3062
3063         if (prefs_common.immediate_exec)
3064                 summary_execute(summaryview);
3065         else {
3066                 summary_status_show(summaryview);
3067
3068                 folderview_update_item(to_folder, 0);
3069         }
3070 }
3071
3072 void summary_move_to(SummaryView *summaryview)
3073 {
3074         FolderItem *to_folder;
3075
3076         if (!summaryview->folder_item ||
3077             summaryview->folder_item->folder->type == F_NEWS) return;
3078
3079         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3080                                          FOLDER_SEL_MOVE, NULL);
3081         summary_move_selected_to(summaryview, to_folder);
3082 }
3083
3084 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3085                                 FolderItem *to_folder)
3086 {
3087         gboolean changed = FALSE;
3088         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3089         MsgInfo *msginfo;
3090
3091         g_return_if_fail(to_folder != NULL);
3092
3093         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3094         if (MSG_IS_COPY(msginfo->flags)) {
3095                 if (!prefs_common.immediate_exec) {
3096                         msginfo->to_folder->op_count--;
3097                         if (msginfo->to_folder->op_count == 0) {
3098                                 folderview_update_item(msginfo->to_folder, 0);
3099                                 changed = TRUE;
3100                         }
3101                 }
3102         }
3103         msginfo->to_folder = to_folder;
3104         if (MSG_IS_DELETED(msginfo->flags))
3105                 summaryview->deleted--;
3106         if (MSG_IS_MOVE(msginfo->flags)) {
3107                 summaryview->moved--;
3108                 if (!prefs_common.immediate_exec)
3109                         msginfo->to_folder->op_count--;
3110         }
3111         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3112         if (!MSG_IS_COPY(msginfo->flags)) {
3113                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3114                 summaryview->copied++;
3115                 changed = TRUE;
3116         }
3117         if (!prefs_common.immediate_exec) {
3118                 summary_set_row_marks(summaryview, row);
3119                 if (changed) {
3120                         msginfo->to_folder->op_count++;
3121                         if (msginfo->to_folder->op_count == 1)
3122                                 folderview_update_item(msginfo->to_folder, 0);
3123                 }
3124         }
3125
3126         debug_print("Message %d is set to copy to %s\n",
3127                     msginfo->msgnum, to_folder->path);
3128 }
3129
3130 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3131 {
3132         GList *cur;
3133
3134         if (!to_folder) return;
3135         if (!summaryview->folder_item) return;
3136
3137         if (summary_is_locked(summaryview)) return;
3138
3139         if (summaryview->folder_item == to_folder) {
3140                 alertpanel_notice
3141                         (_("Destination to copy is same as current folder."));
3142                 return;
3143         }
3144
3145         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3146              cur != NULL; cur = cur->next)
3147                 summary_copy_row_to
3148                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3149
3150         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3151
3152         if (prefs_common.immediate_exec)
3153                 summary_execute(summaryview);
3154         else {
3155                 summary_status_show(summaryview);
3156
3157                 folderview_update_item(to_folder, 0);
3158         }
3159 }
3160
3161 void summary_copy_to(SummaryView *summaryview)
3162 {
3163         FolderItem *to_folder;
3164
3165         if (!summaryview->folder_item) return;
3166
3167         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3168                                          FOLDER_SEL_COPY, NULL);
3169         summary_copy_selected_to(summaryview, to_folder);
3170 }
3171
3172 void summary_add_address(SummaryView *summaryview)
3173 {
3174         MsgInfo *msginfo;
3175         gchar *from;
3176
3177         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3178                                               summaryview->selected);
3179         if (!msginfo) return;
3180
3181         Xstrdup_a(from, msginfo->from, return);
3182         eliminate_address_comment(from);
3183         extract_address(from);
3184         addressbook_add_contact(msginfo->fromname, from, NULL);
3185 }
3186
3187 void summary_select_all(SummaryView *summaryview)
3188 {
3189         if (summaryview->messages >= 500) {
3190                 STATUSBAR_PUSH(summaryview->mainwin,
3191                                _("Selecting all messages..."));
3192                 main_window_cursor_wait(summaryview->mainwin);
3193         }
3194
3195         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3196
3197         if (summaryview->messages >= 500) {
3198                 STATUSBAR_POP(summaryview->mainwin);
3199                 main_window_cursor_normal(summaryview->mainwin);
3200         }
3201 }
3202
3203 void summary_unselect_all(SummaryView *summaryview)
3204 {
3205         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3206 }
3207
3208 void summary_save_as(SummaryView *summaryview)
3209 {
3210         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3211         MsgInfo *msginfo;
3212         gchar *filename = NULL;
3213         gchar *src, *dest;
3214
3215         if (!summaryview->selected) return;
3216         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3217         if (!msginfo) return;
3218
3219         if (msginfo->subject) {
3220                 Xstrdup_a(filename, msginfo->subject, return);
3221                 subst_for_filename(filename);
3222         }
3223         dest = filesel_select_file(_("Save as"), filename);
3224         if (!dest) return;
3225         if (is_file_exist(dest)) {
3226                 AlertValue aval;
3227
3228                 aval = alertpanel(_("Overwrite"),
3229                                   _("Overwrite existing file?"),
3230                                   _("OK"), _("Cancel"), NULL);
3231                 if (G_ALERTDEFAULT != aval) return;
3232         }
3233
3234         src = procmsg_get_message_file(msginfo);
3235         if (copy_file(src, dest, TRUE) < 0) {
3236                 alertpanel_error(_("Can't save the file `%s'."),
3237                                  g_basename(dest));
3238         }
3239         g_free(src);
3240 }
3241
3242 void summary_print(SummaryView *summaryview)
3243 {
3244         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3245         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3246         MsgInfo *msginfo;
3247         GList *cur;
3248         gchar *cmdline;
3249         gchar *p;
3250
3251         if (clist->selection == NULL) return;
3252
3253         cmdline = input_dialog(_("Print"),
3254                                _("Enter the print command line:\n"
3255                                  "(`%s' will be replaced with file name)"),
3256                                prefs_common.print_cmd);
3257         if (!cmdline) return;
3258         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3259             strchr(p + 2, '%')) {
3260                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3261                                  cmdline);
3262                 g_free(cmdline);
3263                 return;
3264         }
3265
3266         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3267                 msginfo = gtk_ctree_node_get_row_data
3268                         (ctree, GTK_CTREE_NODE(cur->data));
3269                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3270         }
3271
3272         g_free(cmdline);
3273 }
3274
3275 gboolean summary_execute(SummaryView *summaryview)
3276 {
3277         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3278         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3279         GtkCTreeNode *node, *next;
3280
3281         if (!summaryview->folder_item) return FALSE;
3282
3283         if (summary_is_locked(summaryview)) return FALSE;
3284         summary_lock(summaryview);
3285
3286         gtk_clist_freeze(clist);
3287
3288         if (summaryview->threaded)
3289                 summary_unthread_for_exec(summaryview);
3290
3291         summary_execute_move(summaryview);
3292         summary_execute_copy(summaryview);
3293         summary_execute_delete(summaryview);
3294
3295         node = GTK_CTREE_NODE(clist->row_list);
3296         while (node != NULL) {
3297                 next = gtkut_ctree_node_next(ctree, node);
3298                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3299                         if (node == summaryview->displayed) {
3300                                 messageview_clear(summaryview->messageview);
3301                                 summaryview->displayed = NULL;
3302                         }
3303                         if (GTK_CTREE_ROW(node)->children != NULL)
3304                                 g_warning("summary_execute(): children != NULL\n");
3305                         else
3306                                 gtk_ctree_remove_node(ctree, node);
3307                 }
3308                 node = next;
3309         }
3310
3311         if (summaryview->threaded)
3312                 summary_thread_build(summaryview);
3313
3314         summaryview->selected = clist->selection ?
3315                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3316
3317         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3318                 menu_set_insensitive_all
3319                         (GTK_MENU_SHELL(summaryview->popupmenu));
3320                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3321         } else
3322                 gtk_widget_grab_focus(summaryview->ctree);
3323
3324         summary_update_status(summaryview);
3325         summary_status_show(summaryview);
3326
3327         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3328
3329         gtk_clist_thaw(clist);
3330
3331         summary_unlock(summaryview);
3332         return TRUE;
3333 }
3334
3335 static void summary_execute_move(SummaryView *summaryview)
3336 {
3337         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3338         GSList *cur;
3339
3340         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3341
3342         /* search moving messages and execute */
3343         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3344                                 summaryview);
3345
3346         if (summaryview->mlist) {
3347                 procmsg_move_messages(summaryview->mlist);
3348
3349                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3350
3351                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3352                         procmsg_msginfo_free((MsgInfo *)cur->data);
3353                 g_slist_free(summaryview->mlist);
3354                 summaryview->mlist = NULL;
3355         }
3356
3357         folderview_update_item(summaryview->folder_item, FALSE);
3358         g_hash_table_destroy(summaryview->folder_table);
3359         summaryview->folder_table = NULL;
3360 }
3361
3362 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3363                                       gpointer data)
3364 {
3365         SummaryView *summaryview = data;
3366         MsgInfo *msginfo;
3367
3368         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3369
3370         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3371                 if (!prefs_common.immediate_exec &&
3372                     msginfo->to_folder->op_count > 0)
3373                         msginfo->to_folder->op_count--;
3374
3375                 g_hash_table_insert(summaryview->folder_table,
3376                                     msginfo->to_folder, GINT_TO_POINTER(1));
3377
3378                 summaryview->mlist =
3379                         g_slist_append(summaryview->mlist, msginfo);
3380                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3381
3382                 if (msginfo->msgid && *msginfo->msgid &&
3383                     node == g_hash_table_lookup(summaryview->msgid_table,
3384                                                 msginfo->msgid))
3385                         g_hash_table_remove(summaryview->msgid_table,
3386                                             msginfo->msgid);
3387         }
3388 }
3389
3390 static void summary_execute_copy(SummaryView *summaryview)
3391 {
3392         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3393
3394         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3395
3396         /* search copying messages and execute */
3397         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3398                                 summaryview);
3399
3400         if (summaryview->mlist) {
3401                 procmsg_copy_messages(summaryview->mlist);
3402
3403                 /* folder_item_scan_foreach(summaryview->folder_table); */
3404                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3405
3406                 g_slist_free(summaryview->mlist);
3407                 summaryview->mlist = NULL;
3408         }
3409
3410         g_hash_table_destroy(summaryview->folder_table);
3411         summaryview->folder_table = NULL;
3412 }
3413
3414 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3415                                       gpointer data)
3416 {
3417         SummaryView *summaryview = data;
3418         MsgInfo *msginfo;
3419
3420         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3421
3422         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3423                 if (!prefs_common.immediate_exec &&
3424                     msginfo->to_folder->op_count > 0)
3425                         msginfo->to_folder->op_count--;
3426
3427                 g_hash_table_insert(summaryview->folder_table,
3428                                     msginfo->to_folder, GINT_TO_POINTER(1));
3429
3430                 summaryview->mlist =
3431                         g_slist_append(summaryview->mlist, msginfo);
3432
3433                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3434                 summary_set_row_marks(summaryview, node);
3435         }
3436 }
3437
3438 static void summary_execute_delete(SummaryView *summaryview)
3439 {
3440         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3441         FolderItem *trash;
3442         GSList *cur;
3443
3444         trash = summaryview->folder_item->folder->trash;
3445         if (summaryview->folder_item->folder->type == F_MH) {
3446                 g_return_if_fail(trash != NULL);
3447         }
3448
3449         /* search deleting messages and execute */
3450         gtk_ctree_pre_recursive
3451                 (ctree, NULL, summary_execute_delete_func, summaryview);
3452
3453         if (!summaryview->mlist) return;
3454
3455         if (trash == NULL || summaryview->folder_item == trash)
3456                 folder_item_remove_msgs(summaryview->folder_item,
3457                                         summaryview->mlist);
3458         else
3459                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3460
3461         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3462                 procmsg_msginfo_free((MsgInfo *)cur->data);
3463
3464         g_slist_free(summaryview->mlist);
3465         summaryview->mlist = NULL;
3466
3467         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3468                 folderview_update_item(trash, FALSE);
3469         }
3470         folderview_update_item(summaryview->folder_item, FALSE);
3471 }
3472
3473 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3474                                         gpointer data)
3475 {
3476         SummaryView *summaryview = data;
3477         MsgInfo *msginfo;
3478
3479         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3480
3481         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3482                 summaryview->mlist =
3483                         g_slist_append(summaryview->mlist, msginfo);
3484                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3485
3486                 if (msginfo->msgid && *msginfo->msgid &&
3487                     node == g_hash_table_lookup(summaryview->msgid_table,
3488                                                 msginfo->msgid))
3489                         g_hash_table_remove(summaryview->msgid_table,
3490                                             msginfo->msgid);
3491         }
3492 }
3493
3494 /* thread functions */
3495
3496 void summary_thread_build(SummaryView *summaryview)
3497 {
3498         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3499         GtkCTreeNode *node;
3500         GtkCTreeNode *next;
3501         GtkCTreeNode *parent;
3502         MsgInfo *msginfo;
3503
3504         summary_lock(summaryview);
3505
3506         debug_print("Building threads...");
3507         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3508         main_window_cursor_wait(summaryview->mainwin);
3509
3510         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3511                                          summary_tree_expanded, summaryview);
3512         gtk_clist_freeze(GTK_CLIST(ctree));
3513
3514         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3515         while (node) {
3516                 next = GTK_CTREE_ROW(node)->sibling;
3517
3518                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3519
3520                 parent = NULL;
3521
3522                 /* alfons - claws seems to prefer subject threading before
3523                  * inreplyto threading. we should look more deeply in this,
3524                  * because inreplyto should have precedence... */
3525                 if (msginfo && msginfo->inreplyto) {
3526                         parent = g_hash_table_lookup(summaryview->msgid_table,
3527                                                      msginfo->inreplyto);
3528                 }
3529
3530                 if (parent == NULL) {
3531                         parent = subject_table_lookup
3532                                 (summaryview->subject_table,
3533                                  msginfo->subject);
3534                 }
3535
3536                 if (parent && parent != node) {
3537                         gtk_ctree_move(ctree, node, parent, NULL);
3538                         gtk_ctree_expand(ctree, node);
3539                 }
3540
3541                 node = next;
3542         }
3543
3544         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3545
3546         while (node) {
3547                 next = GTK_CTREE_NODE_NEXT(node);
3548                 if (prefs_common.expand_thread)
3549                         gtk_ctree_expand(ctree, node);
3550                 if (prefs_common.bold_unread &&
3551                     GTK_CTREE_ROW(node)->children)
3552                         summary_set_row_marks(summaryview, node);
3553                 node = next;
3554         }
3555
3556         gtk_clist_thaw(GTK_CLIST(ctree));
3557         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3558                                            summary_tree_expanded, summaryview);
3559
3560         debug_print("done.\n");
3561         STATUSBAR_POP(summaryview->mainwin);
3562         main_window_cursor_normal(summaryview->mainwin);
3563
3564         summaryview->threaded = TRUE;
3565
3566         summary_unlock(summaryview);
3567 }
3568
3569 static void summary_thread_init(SummaryView *summaryview)
3570 {
3571         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3572         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3573         GtkCTreeNode *next;
3574
3575         if (prefs_common.expand_thread) {
3576                 while (node) {
3577                         next = GTK_CTREE_ROW(node)->sibling;
3578                         if (GTK_CTREE_ROW(node)->children)
3579                                 gtk_ctree_expand(ctree, node);
3580                         node = next;
3581                 }
3582         } else if (prefs_common.bold_unread) {
3583                 while (node) {
3584                         next = GTK_CTREE_ROW(node)->sibling;
3585                         if (GTK_CTREE_ROW(node)->children)
3586                                 summary_set_row_marks(summaryview, node);
3587                         node = next;
3588                 }
3589         }
3590 }
3591
3592 void summary_unthread(SummaryView *summaryview)
3593 {
3594         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3595         GtkCTreeNode *node;
3596         GtkCTreeNode *child;
3597         GtkCTreeNode *sibling;
3598         GtkCTreeNode *next_child;
3599
3600         summary_lock(summaryview);
3601
3602         debug_print("Unthreading...");
3603         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3604         main_window_cursor_wait(summaryview->mainwin);
3605
3606         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3607                                          summary_tree_collapsed, summaryview);
3608         gtk_clist_freeze(GTK_CLIST(ctree));
3609
3610         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3611              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3612                 child = GTK_CTREE_ROW(node)->children;
3613                 sibling = GTK_CTREE_ROW(node)->sibling;
3614
3615                 while (child != NULL) {
3616                         next_child = GTK_CTREE_ROW(child)->sibling;
3617                         gtk_ctree_move(ctree, child, NULL, sibling);
3618                         child = next_child;
3619                 }
3620         }
3621
3622         /* CLAWS: and sort it */
3623         gtk_sctree_sort_recursive(ctree, NULL);
3624
3625         gtk_clist_thaw(GTK_CLIST(ctree));
3626         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3627                                            summary_tree_collapsed, summaryview);
3628
3629         debug_print("done.\n");
3630         STATUSBAR_POP(summaryview->mainwin);
3631         main_window_cursor_normal(summaryview->mainwin);
3632
3633         summaryview->threaded = FALSE;
3634
3635         summary_unlock(summaryview);
3636 }
3637
3638 static void summary_unthread_for_exec(SummaryView *summaryview)
3639 {
3640         GtkCTreeNode *node;
3641         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3642
3643         summary_lock(summaryview);
3644
3645         debug_print("Unthreading for execution...");
3646
3647         gtk_clist_freeze(GTK_CLIST(ctree));
3648
3649         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3650              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3651                 summary_unthread_for_exec_func(ctree, node, NULL);
3652         }
3653
3654         gtk_clist_thaw(GTK_CLIST(ctree));
3655
3656         debug_print("done.\n");
3657
3658         summary_unlock(summaryview);
3659 }
3660
3661 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3662                                            gpointer data)
3663 {
3664         MsgInfo *msginfo;
3665         GtkCTreeNode *top_parent;
3666         GtkCTreeNode *child;
3667         GtkCTreeNode *sibling;
3668
3669         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3670
3671         if (!msginfo ||
3672             (!MSG_IS_MOVE(msginfo->flags) &&
3673              !MSG_IS_DELETED(msginfo->flags)))
3674                 return;
3675         child = GTK_CTREE_ROW(node)->children;
3676         if (!child) return;
3677
3678         for (top_parent = node;
3679              GTK_CTREE_ROW(top_parent)->parent != NULL;
3680              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3681                 ;
3682         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3683
3684         while (child != NULL) {
3685                 GtkCTreeNode *next_child;
3686
3687                 next_child = GTK_CTREE_ROW(child)->sibling;
3688                 gtk_ctree_move(ctree, child, NULL, sibling);
3689                 child = next_child;
3690         }
3691 }
3692
3693 void summary_expand_threads(SummaryView *summaryview)
3694 {
3695         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3696         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3697
3698         gtk_clist_freeze(GTK_CLIST(ctree));
3699
3700         while (node) {
3701                 if (GTK_CTREE_ROW(node)->children)
3702                         gtk_ctree_expand(ctree, node);
3703                 node = GTK_CTREE_NODE_NEXT(node);
3704         }
3705
3706         gtk_clist_thaw(GTK_CLIST(ctree));
3707
3708         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3709 }
3710
3711 void summary_collapse_threads(SummaryView *summaryview)
3712 {
3713         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3714         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3715
3716         gtk_clist_freeze(GTK_CLIST(ctree));
3717
3718         while (node) {
3719                 if (GTK_CTREE_ROW(node)->children)
3720                         gtk_ctree_collapse(ctree, node);
3721                 node = GTK_CTREE_ROW(node)->sibling;
3722         }
3723
3724         gtk_clist_thaw(GTK_CLIST(ctree));
3725
3726         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3727 }
3728
3729 void summary_filter(SummaryView *summaryview)
3730 {
3731         if (!prefs_common.fltlist && !global_processing) {
3732                 alertpanel_error(_("No filter rules defined."));
3733                 return;
3734         }
3735
3736         summary_lock(summaryview);
3737
3738         debug_print("filtering...");
3739         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3740         main_window_cursor_wait(summaryview->mainwin);
3741
3742         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3743
3744         if (global_processing == NULL) {
3745                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3746                                         GTK_CTREE_FUNC(summary_filter_func),
3747                                         summaryview);
3748
3749                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3750
3751                 if (prefs_common.immediate_exec) {
3752                         summary_unlock(summaryview);
3753                         summary_execute(summaryview);
3754                         summary_lock(summaryview);
3755                 } else
3756                         summary_status_show(summaryview);
3757         }
3758         else {
3759                 summaryview->folder_table = g_hash_table_new(NULL, NULL);
3760
3761                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3762                                         GTK_CTREE_FUNC(summary_filter_func),
3763                                         summaryview);
3764
3765                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3766
3767                 /* folder_item_scan_foreach(summaryview->folder_table); */
3768                 folderview_update_item_foreach(summaryview->folder_table, FALSE);
3769
3770                 g_hash_table_destroy(summaryview->folder_table);
3771                 summaryview->folder_table = NULL;
3772         }
3773
3774         debug_print("done.\n");
3775         STATUSBAR_POP(summaryview->mainwin);
3776         main_window_cursor_normal(summaryview->mainwin);
3777
3778         summary_unlock(summaryview);
3779
3780         /*
3781          * CLAWS: summary_show() only valid after having a lock. ideally
3782          * we want the lock to be context aware...
3783          */
3784         if (global_processing) {
3785                 summary_show(summaryview, summaryview->folder_item);
3786         }
3787 }
3788
3789 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3790                                 gpointer data)
3791 {
3792         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3793         SummaryView *summaryview = data;
3794         gchar *file;
3795         FolderItem *dest;
3796
3797         if (global_processing == NULL) {
3798                 /* old filtering */
3799                 file = procmsg_get_message_file(msginfo);
3800                 dest = filter_get_dest_folder(prefs_common.fltlist, file);
3801                 g_free(file);
3802
3803                 if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
3804                     summaryview->folder_item != dest)
3805                         summary_move_row_to(summaryview, node, dest);
3806         } else
3807                 filter_message_by_msginfo(global_processing, msginfo, summaryview->folder_table);
3808 }
3809
3810 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3811 {
3812         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3813                                        {"X-ML-Name:",      NULL, FALSE},
3814                                        {"X-List:",         NULL, FALSE},
3815                                        {"X-Mailing-list:", NULL, FALSE},
3816                                        {"List-Id:",        NULL, FALSE},
3817                                        {NULL,              NULL, FALSE}};
3818
3819         static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
3820
3821         static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
3822                                          "X-Mailing-List", "List-Id",
3823                                          "header \"X-BeenThere\"", "header \"X-ML-Name\"",
3824                                          "header \"X-List\"", "header \"X-Mailing-List\"",
3825                                          "header \"List-Id\""};
3826         enum
3827         {
3828                 H_X_BEENTHERE    = 0,
3829                 H_X_ML_NAME      = 1,
3830                 H_X_LIST         = 2,
3831                 H_X_MAILING_LIST = 3,
3832                 H_LIST_ID        = 4
3833         };
3834
3835         enum
3836         {
3837                 H_FROM    = 0,
3838                 H_TO      = 2,
3839                 H_SUBJECT = 4
3840         };
3841
3842         MsgInfo *msginfo;
3843         gchar *header = NULL;
3844         gchar *key = NULL;
3845         FILE *fp;
3846         int header_offset;
3847         int hentry_offset;
3848
3849         if (!summaryview->selected) return;
3850
3851         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3852                                               summaryview->selected);
3853         if (!msginfo) return;
3854
3855         if (global_processing) {
3856                 header_offset = 1;
3857                 hentry_offset = 5;
3858         }
3859         else {
3860                 header_offset = 0;
3861                 hentry_offset = 0;
3862         }
3863
3864         switch (type) {
3865         case FILTER_BY_NONE:
3866                 break;
3867         case FILTER_BY_AUTO:
3868                 if ((fp = procmsg_open_message(msginfo)) == NULL) return;
3869                 procheader_get_header_fields(fp, hentry);
3870                 fclose(fp);
3871
3872                 if (hentry[H_X_BEENTHERE].body != NULL) {
3873                         header = hentry_strs[H_X_BEENTHERE + hentry_offset];
3874                         Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
3875                 } else if (hentry[H_X_ML_NAME].body != NULL) {
3876                         header = hentry_strs[H_X_ML_NAME + hentry_offset];
3877                         Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
3878                 } else if (hentry[H_X_LIST].body != NULL) {
3879                         header = hentry_strs[H_X_LIST + hentry_offset];
3880                         Xstrdup_a(key, hentry[H_X_LIST].body, );
3881                 } else if (hentry[H_X_MAILING_LIST].body != NULL) {
3882                         header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
3883                         Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
3884                 } else if (hentry[H_LIST_ID].body != NULL) {
3885                         header = hentry_strs[H_LIST_ID + hentry_offset];
3886                         Xstrdup_a(key, hentry[H_LIST_ID].body, );
3887                 } else if (msginfo->subject) {
3888                         header = header_strs[H_SUBJECT + header_offset];
3889                         key = msginfo->subject;
3890                 }
3891
3892                 g_free(hentry[H_X_BEENTHERE].body);
3893                 hentry[H_X_BEENTHERE].body = NULL;
3894                 g_free(hentry[H_X_ML_NAME].body);
3895                 hentry[H_X_ML_NAME].body = NULL;
3896                 g_free(hentry[H_X_LIST].body);
3897                 hentry[H_X_LIST].body = NULL;
3898                 g_free(hentry[H_X_MAILING_LIST].body);
3899                 hentry[H_X_MAILING_LIST].body = NULL;
3900                 g_free(hentry[H_LIST_ID].body);
3901                 hentry[H_LIST_ID].body = NULL;
3902
3903                 break;
3904         case FILTER_BY_FROM:
3905                 header = header_strs[H_FROM + header_offset];
3906                 key = msginfo->from;
3907                 break;
3908         case FILTER_BY_TO:
3909                 header = header_strs[H_TO + header_offset];
3910                 key = msginfo->to;
3911                 break;
3912         case FILTER_BY_SUBJECT:
3913                 header = header_strs[H_SUBJECT + header_offset];
3914                 key = msginfo->subject;
3915                 break;
3916         default:
3917                 break;
3918         }
3919
3920         /*
3921          * NOTE: key may be allocated on the stack, so
3922          * prefs_filter[ing]_open() should have completed
3923          * and have set entries. Otherwise we're hosed.
3924          */
3925
3926         if (global_processing)
3927                 prefs_filtering_open(NULL, header, key);
3928         else
3929                 prefs_filter_open(header, key);
3930 }
3931
3932 void summary_reply(SummaryView *summaryview, ComposeMode mode)
3933 {
3934         GList *sel = GTK_CLIST(summaryview->ctree)->selection;
3935         MsgInfo *msginfo;
3936         gchar *text;
3937
3938         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3939                                               summaryview->selected);
3940         if (!msginfo) return;
3941
3942         text = gtkut_editable_get_selection
3943                 (GTK_EDITABLE(summaryview->messageview->textview->text));
3944
3945         if (!text && summaryview->messageview->type == MVIEW_MIME
3946             && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
3947             && summaryview->messageview->mimeview->textview
3948             && !summaryview->messageview->mimeview->textview->default_text) {
3949                 text = gtkut_editable_get_selection (GTK_EDITABLE
3950                          (summaryview->messageview->mimeview->textview->text));
3951         }
3952
3953         switch (mode) {
3954         case COMPOSE_REPLY:
3955                 compose_reply(msginfo, prefs_common.reply_with_quote,
3956                               FALSE, FALSE, text);
3957                 break;
3958         case COMPOSE_REPLY_WITH_QUOTE:
3959                 compose_reply(msginfo, TRUE, FALSE, FALSE, text);
3960                 break;
3961         case COMPOSE_REPLY_WITHOUT_QUOTE:
3962                 compose_reply(msginfo, FALSE, FALSE, FALSE, NULL);
3963                 break;
3964         case COMPOSE_REPLY_TO_SENDER:
3965                 compose_reply(msginfo, prefs_common.reply_with_quote,
3966                               FALSE, TRUE, text);
3967                 break;
3968         case COMPOSE_FOLLOWUP_AND_REPLY_TO:
3969                 compose_followup_and_reply_to(msginfo,
3970                                               prefs_common.reply_with_quote,
3971                                               FALSE, TRUE, text);
3972                 break;
3973         case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
3974                 compose_reply(msginfo, TRUE, FALSE, TRUE, text);
3975                 break;
3976         case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
3977                 compose_reply(msginfo, FALSE, FALSE, TRUE, NULL);
3978                 break;
3979         case COMPOSE_REPLY_TO_ALL:
3980                 compose_reply(msginfo, prefs_common.reply_with_quote,
3981                               TRUE, FALSE, text);
3982                 break;
3983         case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
3984                 compose_reply(msginfo, TRUE, TRUE, FALSE, text);
3985                 break;
3986         case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
3987                 compose_reply(msginfo, FALSE, TRUE, FALSE, NULL);
3988                 break;
3989         case COMPOSE_FORWARD:
3990                 if (prefs_common.forward_as_attachment) {
3991                         summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
3992                         return;
3993                 } else {
3994                         summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
3995                         return;
3996                 }
3997                 break;
3998         case COMPOSE_FORWARD_INLINE:
3999                 if (!sel->next) {
4000                         compose_forward(NULL, msginfo, FALSE, text);
4001                         break;
4002                 }
4003                 /* if (sel->next) FALL THROUGH */
4004         case COMPOSE_FORWARD_AS_ATTACH:
4005                 {
4006                         GSList *msginfo_list = NULL;
4007                         for ( ; sel != NULL; sel = sel->next)
4008                                 msginfo_list = g_slist_append(msginfo_list,
4009                                         gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4010                                                 GTK_CTREE_NODE(sel->data)));
4011                         compose_forward_multiple(NULL, msginfo_list);
4012                         g_slist_free(msginfo_list);
4013                 }
4014                 break;
4015         case COMPOSE_REDIRECT:
4016                 compose_redirect(NULL, msginfo);
4017                 break;
4018         default:
4019                 g_warning("summary_reply_cb(): invalid action: %d\n", mode);
4020         }
4021
4022         summary_set_marks_selected(summaryview);
4023         g_free(text);
4024 }
4025
4026 /* color label */
4027
4028 #define N_COLOR_LABELS colorlabel_get_color_count()
4029
4030 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4031                                                      gpointer data)
4032 {
4033         guint color = GPOINTER_TO_UINT(data);
4034         SummaryView *summaryview;
4035
4036         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
4037         g_return_if_fail(summaryview != NULL);
4038
4039         /* "dont_toggle" state set? */
4040         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
4041                                 "dont_toggle"))
4042                 return;
4043
4044         summary_set_colorlabel(summaryview, color, NULL);
4045 }
4046
4047 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4048  * for the messsage; not the color index */
4049 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4050                                   guint labelcolor)
4051 {
4052         GdkColor color;
4053         GtkStyle *style, *prev_style, *ctree_style;
4054         MsgInfo *msginfo;
4055         gint color_index;
4056
4057         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4058         procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
4059         procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
4060
4061         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4062         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4063         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4064
4065         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4066                 if (!prev_style) return;
4067                 style = gtk_style_copy(prev_style);
4068                 color = ctree_style->fg[GTK_STATE_NORMAL];
4069                 style->fg[GTK_STATE_NORMAL] = color;
4070                 color = ctree_style->fg[GTK_STATE_SELECTED];
4071                 style->fg[GTK_STATE_SELECTED] = color;
4072         } else {
4073                 if (prev_style)
4074                         style = gtk_style_copy(prev_style);
4075                 else
4076                         style = gtk_style_copy(ctree_style);
4077                 color = colorlabel_get_color(color_index);
4078                 style->fg[GTK_STATE_NORMAL] = color;
4079                 /* get the average of label color and selected fg color
4080                    for visibility */
4081                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4082                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4083                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4084         }
4085
4086         gtk_ctree_node_set_row_style(ctree, node, style);
4087 }
4088
4089 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4090                             GtkWidget *widget)
4091 {
4092         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4093         GtkCList *clist = GTK_CLIST(summaryview->ctree);
4094         GList *cur;
4095
4096         for (cur = clist->selection; cur != NULL; cur = cur->next)
4097                 summary_set_colorlabel_color(ctree, GTK_CTREE_NODE(cur->data),
4098                                              labelcolor);
4099 }
4100
4101 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4102                                                           gpointer data)
4103 {
4104         SummaryView *summaryview;
4105         GtkMenuShell *menu;
4106         GtkCheckMenuItem **items;
4107         gint n;
4108         GList *cur, *sel;
4109
4110         summaryview = (SummaryView *)data;
4111         g_return_if_fail(summaryview != NULL);
4112
4113         sel = GTK_CLIST(summaryview->ctree)->selection;
4114         if (!sel) return;
4115
4116         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4117         g_return_if_fail(menu != NULL);
4118
4119         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4120
4121         /* NOTE: don't return prematurely because we set the "dont_toggle"
4122          * state for check menu items */
4123         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4124                             GINT_TO_POINTER(1));
4125
4126         /* clear items. get item pointers. */
4127         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
4128                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4129                         gtk_check_menu_item_set_state
4130                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4131                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4132                         n++;
4133                 }
4134         }
4135
4136         if (n == (N_COLOR_LABELS + 1)) {
4137                 /* iterate all messages and set the state of the appropriate
4138                  * items */
4139                 for (; sel != NULL; sel = sel->next) {
4140                         MsgInfo *msginfo;
4141                         gint clabel;
4142
4143                         msginfo = gtk_ctree_node_get_row_data
4144                                 (GTK_CTREE(summaryview->ctree),
4145                                  GTK_CTREE_NODE(sel->data));
4146                         if (msginfo) {
4147                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4148                                 if (!items[clabel]->active)
4149                                         gtk_check_menu_item_set_state
4150                                                 (items[clabel], TRUE);
4151                         }
4152                 }
4153         } else
4154                 g_warning("invalid number of color elements (%d)\n", n);
4155
4156         /* reset "dont_toggle" state */
4157         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
4158                             GINT_TO_POINTER(0));
4159 }
4160
4161 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4162 {
4163         GtkWidget *label_menuitem;
4164         GtkWidget *menu;
4165         GtkWidget *item;
4166         gint i;
4167
4168         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4169                                                    "/Color label");
4170         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
4171                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
4172                            summaryview);
4173         gtk_widget_show(label_menuitem);
4174
4175         menu = gtk_menu_new();
4176
4177         /* create sub items. for the menu item activation callback we pass the
4178          * index of label_colors[] as data parameter. for the None color we
4179          * pass an invalid (high) value. also we attach a data pointer so we
4180          * can always get back the SummaryView pointer. */
4181
4182         item = gtk_check_menu_item_new_with_label(_("None"));
4183         gtk_menu_append(GTK_MENU(menu), item);
4184         gtk_signal_connect(GTK_OBJECT(item), "activate",
4185                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4186                            GUINT_TO_POINTER(0));
4187         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
4188         gtk_widget_show(item);
4189
4190         item = gtk_menu_item_new();
4191         gtk_menu_append(GTK_MENU(menu), item);
4192         gtk_widget_show(item);
4193
4194         /* create pixmap/label menu items */
4195         for (i = 0; i < N_COLOR_LABELS; i++) {
4196                 item = colorlabel_create_check_color_menu_item(i);
4197                 gtk_menu_append(GTK_MENU(menu), item);
4198                 gtk_signal_connect(GTK_OBJECT(item), "activate",
4199                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
4200                                    GUINT_TO_POINTER(i + 1));
4201                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
4202                                     summaryview);
4203                 gtk_widget_show(item);
4204         }
4205
4206         gtk_widget_show(menu);
4207         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4208         summaryview->colorlabel_menu = menu;
4209 }
4210
4211 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4212 {
4213         GtkWidget *ctree;
4214         gint *col_pos = summaryview->col_pos;
4215         SummaryColumnState *col_state;
4216         gchar *titles[N_SUMMARY_COLS];
4217         SummaryColumnType type;
4218         gint pos;
4219
4220         memset(titles, 0, sizeof(titles));
4221
4222         col_state = prefs_summary_column_get_config();
4223         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4224                 summaryview->col_state[pos] = col_state[pos];
4225                 type = col_state[pos].type;
4226                 col_pos[type] = pos;
4227         }
4228         col_state = summaryview->col_state;
4229
4230         ctree = gtk_sctree_new_with_titles
4231                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4232
4233         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4234         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4235                                            GTK_JUSTIFY_CENTER);
4236         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4237                                            GTK_JUSTIFY_CENTER);
4238         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4239                                            GTK_JUSTIFY_CENTER);
4240         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4241                                            GTK_JUSTIFY_CENTER);
4242         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4243                                            GTK_JUSTIFY_RIGHT);
4244         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4245                                            GTK_JUSTIFY_RIGHT);
4246         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4247                                            GTK_JUSTIFY_RIGHT);
4248         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4249                                    SUMMARY_COL_MARK_WIDTH);
4250         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
4251                                    SUMMARY_COL_UNREAD_WIDTH);
4252         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4253                                    SUMMARY_COL_LOCKED_WIDTH);
4254         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4255                                    SUMMARY_COL_MIME_WIDTH);
4256         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4257                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4258         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4259                                    prefs_common.summary_col_size[S_COL_FROM]);
4260         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4261                                    prefs_common.summary_col_size[S_COL_DATE]);
4262         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4263                                    prefs_common.summary_col_size[S_COL_SIZE]);
4264         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4265                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4266         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4267                                    prefs_common.summary_col_size[S_COL_SCORE]);
4268         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4269         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4270                                      GTK_CTREE_EXPANDER_SQUARE);
4271 #if 0
4272         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4273         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4274                                      GTK_CTREE_EXPANDER_TRIANGLE);
4275 #endif
4276         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
4277         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
4278
4279         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4280                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4281                                        GTK_CAN_FOCUS);
4282                 gtk_clist_set_column_visibility
4283                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4284         }
4285
4286         /* connect signal to the buttons for sorting */
4287 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4288         gtk_signal_connect \
4289                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4290                  "clicked", \
4291                  GTK_SIGNAL_FUNC(func), \
4292                  summaryview)
4293
4294         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4295         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
4296         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4297         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4298         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4299         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4300         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4301         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4302         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4303         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4304
4305 #undef CLIST_BUTTON_SIGNAL_CONNECT
4306
4307         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
4308                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
4309         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
4310                            GTK_SIGNAL_FUNC(summary_button_pressed),
4311                            summaryview);
4312         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
4313                            GTK_SIGNAL_FUNC(summary_button_released),
4314                            summaryview);
4315         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
4316                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
4317         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
4318                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
4319         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
4320                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
4321
4322         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
4323                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
4324                                  summaryview);
4325         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
4326                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
4327                                  summaryview);
4328
4329         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
4330                            GTK_SIGNAL_FUNC(summary_start_drag),
4331                            summaryview);
4332         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
4333                            GTK_SIGNAL_FUNC(summary_drag_data_get),
4334                            summaryview);
4335
4336         return ctree;
4337 }
4338
4339 void summary_set_column_order(SummaryView *summaryview)
4340 {
4341         GtkWidget *ctree;
4342         GtkWidget *scrolledwin = summaryview->scrolledwin;
4343         GtkWidget *pixmap;
4344         FolderItem *item;
4345         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4346         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4347
4348         item = summaryview->folder_item;
4349
4350         summary_clear_all(summaryview);
4351         gtk_widget_destroy(summaryview->ctree);
4352
4353         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4354         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
4355         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4356                                     summaryview->col_pos[S_COL_MIME], pixmap);
4357         gtk_widget_show(pixmap);
4358         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4359                                             GTK_CLIST(ctree)->hadjustment);
4360         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4361                                             GTK_CLIST(ctree)->vadjustment);
4362         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4363         gtk_widget_show(ctree);
4364
4365         summary_show(summaryview, item);
4366
4367         summary_select_by_msgnum(summaryview, selected_msgnum);
4368         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4369         if (!summaryview->displayed)
4370                 messageview_clear(summaryview->messageview);
4371         else
4372                 summary_redisplay_msg(summaryview);
4373 }
4374
4375
4376 /* callback functions */
4377
4378 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4379                                    SummaryView *summaryview)
4380 {
4381         if (!event) return;
4382
4383         summary_toggle_view(summaryview);
4384 }
4385
4386 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4387                                    SummaryView *summaryview)
4388 {
4389         if (!event) return;
4390
4391         if (event->button == 3) {
4392                 /* right clicked */
4393                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4394                                NULL, NULL, event->button, event->time);
4395         } else if (event->button == 2) {
4396                 summaryview->display_msg = TRUE;
4397         } else if (event->button == 1) {
4398                 if (!prefs_common.emulate_emacs &&
4399                     messageview_is_visible(summaryview->messageview))
4400                         summaryview->display_msg = TRUE;
4401         }
4402 }
4403
4404 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4405                                     SummaryView *summaryview)
4406 {
4407 }
4408
4409 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4410 {
4411         summary_key_pressed(summaryview->ctree, event, summaryview);
4412 }
4413
4414 #define BREAK_ON_MODIFIER_KEY() \
4415         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4416
4417 #define RETURN_IF_LOCKED() \
4418         if (summaryview->mainwin->lock_count) return
4419
4420 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4421                                 SummaryView *summaryview)
4422 {
4423         GtkCTree *ctree = GTK_CTREE(widget);
4424         GtkCTreeNode *node;
4425
4426         if (summary_is_locked(summaryview)) return;
4427         if (!event) return;
4428
4429         switch (event->keyval) {
4430         case GDK_Left:          /* Move focus */
4431         case GDK_Escape:
4432                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4433                 return;
4434         default:
4435                 break;
4436         }
4437
4438         if (!summaryview->selected) {
4439                 node = gtk_ctree_node_nth(ctree, 0);
4440                 if (node)
4441                         gtk_ctree_select(ctree, node);
4442                 else
4443                         return;
4444         }
4445
4446         switch (event->keyval) {
4447         case GDK_space:         /* Page down or go to the next */
4448                 if (summaryview->displayed != summaryview->selected) {
4449                         summary_display_msg(summaryview,
4450                                             summaryview->selected);
4451                         break;
4452                 }
4453                 if (!textview_scroll_page(summaryview->messageview->textview,
4454                                           FALSE))
4455                         summary_select_next_unread(summaryview);
4456                 break;
4457         case GDK_BackSpace:     /* Page up */
4458                 textview_scroll_page(summaryview->messageview->textview, TRUE);
4459                 break;
4460         case GDK_Return:        /* Scroll up/down one line */
4461                 if (summaryview->displayed != summaryview->selected) {
4462                         summary_display_msg(summaryview,
4463                                             summaryview->selected);
4464                         break;
4465                 }
4466                 textview_scroll_one_line(summaryview->messageview->textview,
4467                                          (event->state & GDK_MOD1_MASK) != 0);
4468                 break;
4469         case GDK_asterisk:      /* Mark */
4470                 summary_mark(summaryview);
4471                 break;
4472         case GDK_exclam:        /* Mark as unread */
4473                 summary_mark_as_unread(summaryview);
4474                 break;
4475         case GDK_Delete:
4476                 RETURN_IF_LOCKED();
4477                 BREAK_ON_MODIFIER_KEY();
4478                 summary_delete(summaryview);
4479                 break;
4480         default:
4481                 break;
4482         }
4483 }
4484
4485 static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
4486                                 SummaryView *summaryview)
4487 {
4488         if (event != NULL && event->keyval == GDK_Return)
4489                 summary_show(summaryview, summaryview->folder_item);
4490 }
4491
4492 static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
4493 {
4494         SummaryView *sw = (SummaryView *)data;
4495         if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
4496                 summary_show(sw, sw->folder_item);
4497 }
4498
4499 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4500 {
4501         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4502                 prefs_common.show_searchbar = TRUE;
4503                 gtk_widget_show(GTK_WIDGET(data));
4504         } else {
4505                 prefs_common.show_searchbar = FALSE;
4506                 gtk_widget_hide(GTK_WIDGET(data));
4507         }
4508 }
4509
4510 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4511 {
4512         if (summaryview->folder_item->stype == F_OUTBOX ||
4513             summaryview->folder_item->stype == F_DRAFT  ||
4514             summaryview->folder_item->stype == F_QUEUE)
4515                 summary_reedit(summaryview);
4516         else
4517                 summary_open_msg(summaryview);
4518
4519         summaryview->display_msg = FALSE;
4520 }
4521
4522 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4523                                   SummaryView *summaryview)
4524 {
4525         summary_set_row_marks(summaryview, node);
4526 }
4527
4528 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4529                                    SummaryView *summaryview)
4530 {
4531         summary_set_row_marks(summaryview, node);
4532 }
4533
4534 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4535                              gint column, SummaryView *summaryview)
4536 {
4537         MsgInfo *msginfo;
4538
4539         summary_status_show(summaryview);
4540
4541         if (GTK_CLIST(ctree)->selection &&
4542              GTK_CLIST(ctree)->selection->next) {
4543                 summaryview->display_msg = FALSE;
4544                 summary_set_menu_sensitive(summaryview);
4545                 toolbar_set_sensitive(summaryview->mainwin);
4546                 return;
4547         }
4548
4549         summaryview->selected = row;
4550
4551         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4552
4553         switch (column < 0 ? column : summaryview->col_state[column].type) {
4554         case S_COL_MARK:
4555                 if (MSG_IS_MARKED(msginfo->flags)) {
4556                         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, 0);
4557                         summary_set_row_marks(summaryview, row);
4558                 } else
4559                         summary_mark_row(summaryview, row);
4560                 break;
4561         case S_COL_UNREAD:
4562                 if (MSG_IS_UNREAD(msginfo->flags)) {
4563                         summary_mark_row_as_read(summaryview, row);
4564                         summary_status_show(summaryview);
4565                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4566                          !MSG_IS_FORWARDED(msginfo->flags)) {
4567                         summary_mark_row_as_unread(summaryview, row);
4568                         summary_status_show(summaryview);
4569                 }
4570                 break;
4571         case S_COL_LOCKED:
4572                 if (MSG_IS_LOCKED(msginfo->flags)) {
4573                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4574                         summary_set_row_marks(summaryview, row);
4575                 }
4576                 else
4577                         summary_lock_row(summaryview, row);
4578                 break;
4579         default:
4580                 break;
4581         }
4582
4583         if (summaryview->display_msg ||
4584             (prefs_common.show_msg_with_cursor_key &&
4585              messageview_is_visible(summaryview->messageview))) {
4586                 summary_display_msg(summaryview, row);
4587                 summaryview->display_msg = FALSE;
4588         } else {
4589                 summary_set_menu_sensitive(summaryview);
4590                 toolbar_set_sensitive(summaryview->mainwin);
4591         }
4592 }
4593
4594 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4595                                 SummaryView *summaryview)
4596 {
4597         SummaryColumnType type = summaryview->col_state[column].type;
4598
4599         prefs_common.summary_col_size[type] = width;
4600 }
4601
4602 static void summary_reply_cb(SummaryView *summaryview, guint action,
4603                              GtkWidget *widget)
4604 {
4605         summary_reply(summaryview, (ComposeMode)action);
4606 }
4607
4608 static void summary_execute_cb(SummaryView *summaryview, guint action,
4609                                GtkWidget *widget)
4610 {
4611         summary_execute(summaryview);
4612 }
4613
4614 static void summary_show_all_header_cb(SummaryView *summaryview,
4615                                        guint action, GtkWidget *widget)
4616 {
4617         summary_display_msg_selected(summaryview,
4618                                      GTK_CHECK_MENU_ITEM(widget)->active);
4619 }
4620
4621 static void summary_add_address_cb(SummaryView *summaryview,
4622                                    guint action, GtkWidget *widget)
4623 {
4624         summary_add_address(summaryview);
4625 }
4626
4627 static void summary_create_filter_cb(SummaryView *summaryview,
4628                                      guint action, GtkWidget *widget)
4629 {
4630         summary_filter_open(summaryview, (PrefsFilterType)action);
4631 }
4632
4633 static void summary_sort_by_column_click(SummaryView *summaryview,
4634                                          FolderSortKey sort_key)
4635 {
4636         if (summaryview->sort_key == sort_key)
4637                 summary_sort(summaryview, sort_key,
4638                              summaryview->sort_type == SORT_ASCENDING
4639                              ? SORT_DESCENDING : SORT_ASCENDING);
4640         else
4641                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4642 }
4643
4644 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4645 {
4646         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4647 }
4648
4649 static void summary_unread_clicked(GtkWidget *button, SummaryView *summaryview)
4650 {
4651         summary_sort_by_column_click(summaryview, SORT_BY_UNREAD);
4652 }
4653
4654 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4655 {
4656         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4657 }
4658
4659 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4660 {
4661         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4662 }
4663
4664 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4665 {
4666         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4667 }
4668
4669 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4670 {
4671         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4672 }
4673
4674 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4675 {
4676         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4677 }
4678
4679 static void summary_subject_clicked(GtkWidget *button,
4680                                     SummaryView *summaryview)
4681 {
4682         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4683 }
4684
4685 static void summary_score_clicked(GtkWidget *button,
4686                                   SummaryView *summaryview)
4687 {
4688         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4689 }
4690
4691 static void summary_locked_clicked(GtkWidget *button,
4692                                    SummaryView *summaryview)
4693 {
4694         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4695 }
4696
4697 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4698                                SummaryView *summaryview)
4699 {
4700         GtkTargetList *list;
4701         GdkDragContext *context;
4702
4703         g_return_if_fail(summaryview != NULL);
4704         g_return_if_fail(summaryview->folder_item != NULL);
4705         g_return_if_fail(summaryview->folder_item->folder != NULL);
4706         if (summaryview->selected == NULL) return;
4707
4708         list = gtk_target_list_new(summary_drag_types, 1);
4709
4710         context = gtk_drag_begin(widget, list,
4711                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4712         gtk_drag_set_icon_default(context);
4713 }
4714
4715 static void summary_drag_data_get(GtkWidget        *widget,
4716                                   GdkDragContext   *drag_context,
4717                                   GtkSelectionData *selection_data,
4718                                   guint             info,
4719                                   guint             time,
4720                                   SummaryView      *summaryview)
4721 {
4722         if (info == TARGET_MAIL_URI_LIST) {
4723                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4724                 GList *cur;
4725                 MsgInfo *msginfo;
4726                 gchar *mail_list = NULL, *tmp1, *tmp2;
4727
4728                 for (cur = GTK_CLIST(ctree)->selection;
4729                      cur != NULL; cur = cur->next) {
4730                         msginfo = gtk_ctree_node_get_row_data
4731                                 (ctree, GTK_CTREE_NODE(cur->data));
4732                         tmp2 = procmsg_get_message_file(msginfo);
4733                         if (!tmp2) continue;
4734                         tmp1 = g_strconcat("file:/", tmp2, NULL);
4735                         g_free(tmp2);
4736
4737                         if (!mail_list) {
4738                                 mail_list = tmp1;
4739                         } else {
4740                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4741                                 g_free(mail_list);
4742                                 g_free(tmp1);
4743                                 mail_list = tmp2;
4744                         }
4745                 }
4746
4747                 if (mail_list != NULL) {
4748                         gtk_selection_data_set(selection_data,
4749                                                selection_data->target, 8,
4750                                                mail_list, strlen(mail_list));
4751                         g_free(mail_list);
4752                 }
4753         } else if (info == TARGET_DUMMY) {
4754                 if (GTK_CLIST(summaryview->ctree)->selection)
4755                         gtk_selection_data_set(selection_data,
4756                                                selection_data->target, 8,
4757                                                "Dummy", 6);
4758         }
4759 }
4760
4761
4762 /* custom compare functions for sorting */
4763
4764 static gint summary_cmp_by_mark(GtkCList *clist,
4765                                 gconstpointer ptr1, gconstpointer ptr2)
4766 {
4767         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4768         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4769
4770         return MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags);
4771 }
4772
4773 static gint summary_cmp_by_unread(GtkCList *clist,
4774                                   gconstpointer ptr1, gconstpointer ptr2)
4775 {
4776         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4777         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4778
4779         return MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags);
4780 }
4781
4782 static gint summary_cmp_by_mime(GtkCList *clist,
4783                                 gconstpointer ptr1, gconstpointer ptr2)
4784 {
4785         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4786         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4787
4788         return MSG_IS_MIME(msginfo1->flags) - MSG_IS_MIME(msginfo2->flags);
4789 }
4790
4791 static gint summary_cmp_by_num(GtkCList *clist,
4792                                gconstpointer ptr1, gconstpointer ptr2)
4793 {
4794         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4795         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4796
4797         return msginfo1->msgnum - msginfo2->msgnum;
4798 }
4799
4800 static gint summary_cmp_by_size(GtkCList *clist,
4801                                 gconstpointer ptr1, gconstpointer ptr2)
4802 {
4803         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4804         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4805
4806         return msginfo1->size - msginfo2->size;
4807 }
4808
4809 static gint summary_cmp_by_date(GtkCList *clist,
4810                                gconstpointer ptr1, gconstpointer ptr2)
4811 {
4812         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4813         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4814
4815         return msginfo1->date_t - msginfo2->date_t;
4816 }
4817
4818 static gint summary_cmp_by_from(GtkCList *clist,
4819                                gconstpointer ptr1, gconstpointer ptr2)
4820 {
4821         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4822         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4823
4824         if (!msginfo1->fromname)
4825                 return (msginfo2->fromname != NULL);
4826         if (!msginfo2->fromname)
4827                 return -1;
4828
4829         return strcasecmp(msginfo1->fromname, msginfo2->fromname);
4830 }
4831
4832 static gint summary_cmp_by_to(GtkCList *clist,
4833                               gconstpointer ptr1, gconstpointer ptr2)
4834 {
4835         const gchar *str1, *str2;
4836         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4837         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4838         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
4839
4840         g_return_val_if_fail(sv, -1);
4841
4842         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
4843         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
4844
4845         if (!str1)
4846                 return str2 != NULL;
4847
4848         if (!str2)
4849                 return -1;
4850
4851         if (g_strncasecmp(str1, "-->", 3) == 0)
4852                 str1 += 3;
4853         if (g_strncasecmp(str2, "-->", 3) == 0)
4854                 str2 += 3;
4855
4856         return strcasecmp(str1, str2);
4857 }
4858
4859 static gint summary_cmp_by_subject(GtkCList *clist,
4860                                gconstpointer ptr1, gconstpointer ptr2)
4861 {
4862         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4863         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4864
4865         if (!msginfo1->subject)
4866                 return (msginfo2->subject != NULL);
4867         if (!msginfo2->subject)
4868                 return -1;
4869
4870         return strcasecmp(msginfo1->subject, msginfo2->subject);
4871 }
4872
4873 static gint summary_cmp_by_simplified_subject
4874         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
4875 {
4876         const PrefsFolderItem *prefs;
4877         const gchar *str1, *str2;
4878         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4879         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4880         const MsgInfo *msginfo1 = r1->data;
4881         const MsgInfo *msginfo2 = r2->data;
4882         const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
4883
4884         g_return_val_if_fail(sv, -1);
4885         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
4886
4887         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4888         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
4889
4890         if (!str1)
4891                 return str2 != NULL;
4892
4893         if (!str2)
4894                 return -1;
4895
4896         prefs = msginfo1->folder->prefs;
4897         if (!prefs)
4898                 prefs = msginfo2->folder->prefs;
4899         if (!prefs)
4900                 return -1;
4901
4902         return strcasecmp(str1, str2);
4903 }
4904
4905 static gint summary_cmp_by_label(GtkCList *clist,
4906                                  gconstpointer ptr1, gconstpointer ptr2)
4907 {
4908         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4909         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4910
4911         return MSG_GET_COLORLABEL(msginfo1->flags) -
4912                 MSG_GET_COLORLABEL(msginfo2->flags);
4913 }
4914
4915 static void news_flag_crosspost(MsgInfo *msginfo)
4916 {
4917         GString *line;
4918         gpointer key;
4919         gpointer value;
4920         Folder *mff = msginfo->folder->folder;
4921
4922         if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
4923                 line = g_string_sized_new(128);
4924                 g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
4925                 debug_print("nfcp: checking <%s>", line->str);
4926                 if (mff->newsart &&
4927                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
4928                         debug_print(" <%s>", (gchar *)value);
4929                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
4930                                 procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
4931                                 procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
4932                         }
4933                         g_hash_table_remove(mff->newsart, key);
4934                         g_free(key);
4935                 }
4936                 g_string_free(line, TRUE);
4937                 debug_print("\n");
4938         }
4939 }
4940
4941 static gint summary_cmp_by_score(GtkCList *clist,
4942                                  gconstpointer ptr1, gconstpointer ptr2)
4943 {
4944         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4945         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4946         int diff;
4947
4948         /* if score are equal, sort by date */
4949
4950         diff = msginfo1->threadscore - msginfo2->threadscore;
4951         if (diff != 0)
4952                 return diff;
4953         else
4954                 return summary_cmp_by_date(clist, ptr1, ptr2);
4955 }
4956
4957 static gint summary_cmp_by_locked(GtkCList *clist,
4958                                   gconstpointer ptr1, gconstpointer ptr2)
4959 {
4960         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4961         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4962
4963         return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
4964 }
4965
4966 static void summary_select_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4967 {
4968         MsgInfo *msginfo;
4969
4970         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4971         gtk_ctree_select(GTK_CTREE(ctree), row);
4972         debug_print("Message %d selected\n", msginfo->msgnum);
4973 }
4974
4975 /* select current thread */
4976 void summary_select_thread(SummaryView *summaryview)
4977 {
4978         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4979         GtkCTreeNode *node = summaryview->selected;
4980         GList *cur;
4981
4982         while (GTK_CTREE_ROW(node)->parent != NULL)
4983                 node = GTK_CTREE_ROW(node)->parent;
4984
4985         if (node && node != summaryview->selected)
4986                 summary_select_node(summaryview, node, TRUE, FALSE);
4987
4988         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
4989                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_select_thread_func), summaryview);
4990         }
4991
4992         summary_status_show(summaryview);
4993 }
4994
4995 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
4996 {
4997         SummaryView *summaryview = (SummaryView *) data;
4998         MsgInfo *msginfo;
4999
5000         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5001
5002         if (MSG_IS_NEW(msginfo->flags))
5003                 summaryview->newmsgs--;
5004         if (MSG_IS_UNREAD(msginfo->flags))
5005                 summaryview->unread--;
5006
5007         procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
5008
5009         summary_set_row_marks(summaryview, row);
5010         debug_print("Message %d is marked as ignore thread\n",
5011             msginfo->msgnum);
5012 }
5013
5014 static void summary_ignore_thread(SummaryView *summaryview)
5015 {
5016         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5017         GList *cur;
5018
5019         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5020                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
5021         }
5022
5023         summary_status_show(summaryview);
5024 }
5025
5026 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5027 {
5028         SummaryView *summaryview = (SummaryView *) data;
5029         MsgInfo *msginfo;
5030
5031         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5032
5033         if (MSG_IS_NEW(msginfo->flags))
5034                 summaryview->newmsgs++;
5035         if (MSG_IS_UNREAD(msginfo->flags))
5036                 summaryview->unread++;
5037
5038         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5039
5040         summary_set_row_marks(summaryview, row);
5041         debug_print("Message %d is marked as unignore thread\n",
5042             msginfo->msgnum);
5043 }
5044
5045 static void summary_unignore_thread(SummaryView *summaryview)
5046 {
5047         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5048         GList *cur;
5049
5050         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
5051                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
5052         }
5053
5054         summary_status_show(summaryview);
5055 }
5056
5057 #if 0 /* OLD PROCESSING */
5058 static gboolean processing_apply_func(GNode *node, gpointer data)
5059 {
5060         FolderItem *item;
5061         GSList * processing;
5062         SummaryView * summaryview = (SummaryView *) data;
5063
5064         if (node == NULL)
5065                 return FALSE;
5066
5067         item = node->data;
5068         /* prevent from the warning */
5069         if (item->path == NULL)
5070                 return FALSE;
5071         processing = item->prefs->processing;
5072
5073
5074         if (processing != NULL) {
5075                 gchar * buf;
5076                 GSList * mlist;
5077                 GSList * cur;
5078
5079                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5080                 debug_print(buf);
5081                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5082                 g_free(buf);
5083
5084 /*
5085                 mlist = item->folder->get_msg_list(item->folder, item,
5086                                                    TRUE);
5087 */
5088                 mlist = folder_item_get_msg_list(item);
5089                 for(cur = mlist ; cur != NULL ; cur = cur->next) {
5090                         MsgInfo * msginfo;
5091
5092                         msginfo = (MsgInfo *) cur->data;
5093                         filter_message_by_msginfo(processing, msginfo, NULL);
5094                         procmsg_msginfo_free(msginfo);
5095                 }
5096
5097                 g_slist_free(mlist);
5098
5099                 STATUSBAR_POP(summaryview->mainwin);
5100         }
5101
5102
5103         return FALSE;
5104 }
5105
5106 void processing_apply(SummaryView * summaryview)
5107 {
5108         GList * cur;
5109
5110         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
5111                 Folder *folder;
5112
5113                 folder = (Folder *) cur->data;
5114                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5115                                 processing_apply_func, summaryview);
5116         }
5117 }
5118 #endif
5119
5120 void summary_toggle_show_read_messages(SummaryView *summaryview)
5121 {
5122         if (summaryview->folder_item->hide_read_msgs)
5123                 summaryview->folder_item->hide_read_msgs = 0;
5124         else
5125                 summaryview->folder_item->hide_read_msgs = 1;
5126         summary_show(summaryview, summaryview->folder_item);
5127 }
5128
5129 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5130                                              guint action)
5131 {
5132         GtkWidget *widget;
5133
5134         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5135                                            "/View/Hide read messages");
5136         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5137                             GINT_TO_POINTER(1));
5138         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5139         gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
5140                             GINT_TO_POINTER(0));
5141 }
5142
5143 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5144 {
5145         GtkWidget *ctree = summaryview->ctree;
5146         GtkWidget *pixmap;
5147
5148         gtk_widget_destroy(summaryview->folder_pixmap);
5149
5150         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5151         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5152         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5153         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5154         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5155         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5156         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5157         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5158         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5159         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5160         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5161
5162         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5163         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5164         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5165         gtk_widget_show(pixmap);
5166         summaryview->folder_pixmap = pixmap;
5167
5168         folderview_unselect(summaryview->folderview);
5169         folderview_select(summaryview->folderview, summaryview->folder_item);
5170 }
5171
5172 /*
5173  * Harvest addresses for selected messages in summary view.
5174  */
5175 void summary_harvest_address(SummaryView *summaryview)
5176 {
5177         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5178         GList *cur;
5179         GList *msgList;
5180         MsgInfo *msginfo;
5181
5182         msgList = NULL;
5183         for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
5184                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5185                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5186         }
5187         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5188         g_list_free( msgList );
5189 }
5190
5191 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5192 {
5193         int err;
5194         gchar buf[BUFFSIZE];
5195         regex_t *preg = NULL;
5196
5197         preg = g_new0(regex_t, 1);
5198
5199         err = string_match_precompile(simplify_subject_regexp,
5200                                       preg, REG_EXTENDED);
5201         if (err) {
5202                 regerror(err, preg, buf, BUFFSIZE);
5203                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5204                 g_free(preg);
5205                 preg = NULL;
5206         }
5207
5208         return preg;
5209 }
5210
5211 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5212 {
5213         g_return_if_fail(summaryview != NULL);
5214         g_return_if_fail(item != NULL);
5215
5216         /* Subject simplification */
5217         if(summaryview->simplify_subject_preg) {
5218                 regfree(summaryview->simplify_subject_preg);
5219                 g_free(summaryview->simplify_subject_preg);
5220                 summaryview->simplify_subject_preg = NULL;
5221         }
5222         if(item->prefs && item->prefs->simplify_subject_regexp &&
5223            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5224                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5225
5226         /* Sorting */
5227         summaryview->sort_key = item->sort_key;
5228         summaryview->sort_type = item->sort_type;
5229
5230         /* Threading */
5231         summaryview->threaded = item->threaded;
5232 }
5233
5234 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5235 {
5236         /* Sorting */
5237         item->sort_key = summaryview->sort_key;
5238         item->sort_type = summaryview->sort_type;
5239
5240         /* Threading */
5241         item->threaded = summaryview->threaded;
5242 }
5243
5244 /*
5245  * End of Source.
5246  */