src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkscrolledwindow.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkpixmap.h>
  27 #include <gtk/gtkctree.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtktext.h>
  31 #include <gtk/gtkmenu.h>
  32 #include <gtk/gtkmenuitem.h>
  33 #include <gtk/gtkitemfactory.h>
  34 #include <gtk/gtkvbox.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkwindow.h>
  37 #include <gtk/gtkstyle.h>
  38 #include <gtk/gtkarrow.h>
  39 #include <gtk/gtkeventbox.h>
  40 #include <gtk/gtkstatusbar.h>
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45 #include <string.h>
  46 #include <ctype.h>
  47
  48 #include "intl.h"
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mainwindow.h"
  52 #include "folderview.h"
  53 #include "summaryview.h"
  54 #include "messageview.h"
  55 #include "foldersel.h"
  56 #include "procmsg.h"
  57 #include "procheader.h"
  58 #include "sourcewindow.h"
  59 #include "prefs_common.h"
  60 #include "prefs_summary_column.h"
  61 #include "prefs_filtering.h"
  62 #include "account.h"
  63 #include "compose.h"
  64 #include "utils.h"
  65 #include "gtkutils.h"
  66 #include "stock_pixmap.h"
  67 #include "filesel.h"
  68 #include "alertpanel.h"
  69 #include "inputdialog.h"
  70 #include "statusbar.h"
  71 #include "folder.h"
  72 #include "colorlabel.h"
  73 #include "inc.h"
  74 #include "imap.h"
  75 #include "addressbook.h"
  76 #include "addr_compl.h"
  77 #include "folder_item_prefs.h"
  78 #include "filtering.h"
  79 #include "string_match.h"
  80 #include "toolbar.h"
  81 #include "news.h"
  82 #include "hooks.h"
  83 #include "description_window.h"
  84 #include "folderutils.h"
  85 #include "quicksearch.h"
  86 #include "partial_download.h"
  87
  88 #define SUMMARY_COL_MARK_WIDTH          10
  89 #define SUMMARY_COL_STATUS_WIDTH        13
  90 #define SUMMARY_COL_LOCKED_WIDTH        13
  91 #define SUMMARY_COL_MIME_WIDTH          11
  92
  93
  94 static GtkStyle *bold_style;
  95 static GtkStyle *bold_marked_style;
  96 static GtkStyle *bold_deleted_style;
  97 static GtkStyle *small_style;
  98 static GtkStyle *small_marked_style;
  99 static GtkStyle *small_deleted_style;
 100
 101 static GdkPixmap *markxpm;
 102 static GdkBitmap *markxpmmask;
 103 static GdkPixmap *deletedxpm;
 104 static GdkBitmap *deletedxpmmask;
 105
 106 static GdkPixmap *newxpm;
 107 static GdkBitmap *newxpmmask;
 108 static GdkPixmap *unreadxpm;
 109 static GdkBitmap *unreadxpmmask;
 110 static GdkPixmap *repliedxpm;
 111 static GdkBitmap *repliedxpmmask;
 112 static GdkPixmap *forwardedxpm;
 113 static GdkBitmap *forwardedxpmmask;
 114 static GdkPixmap *ignorethreadxpm;
 115 static GdkBitmap *ignorethreadxpmmask;
 116 static GdkPixmap *lockedxpm;
 117 static GdkBitmap *lockedxpmmask;
 118
 119 static GdkPixmap *clipxpm;
 120 static GdkBitmap *clipxpmmask;
 121 static GdkPixmap *keyxpm;
 122 static GdkBitmap *keyxpmmask;
 123 static GdkPixmap *clipkeyxpm;
 124 static GdkBitmap *clipkeyxpmmask;
 125 static GdkPixmap *gpgsignedxpm;
 126 static GdkBitmap *gpgsignedxpmmask;
 127
 128 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 129                                          GtkCTreeNode           *node,
 130                                          gpointer                data);
 131 static void summary_set_marks_func      (GtkCTree               *ctree,
 132                                          GtkCTreeNode           *node,
 133                                          gpointer                data);
 134
 135 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 136
 137 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 138                                              guint action);
 139
 140 static guint summary_get_msgnum         (SummaryView            *summaryview,
 141                                          GtkCTreeNode           *node);
 142
 143 static GtkCTreeNode *summary_find_prev_msg
 144                                         (SummaryView            *summaryview,
 145                                          GtkCTreeNode           *current_node);
 146 static GtkCTreeNode *summary_find_next_msg
 147                                         (SummaryView            *summaryview,
 148                                          GtkCTreeNode           *current_node);
 149
 150 static GtkCTreeNode *summary_find_prev_flagged_msg
 151                                         (SummaryView    *summaryview,
 152                                          GtkCTreeNode   *current_node,
 153                                          MsgPermFlags    flags,
 154                                          gboolean        start_from_prev);
 155 static GtkCTreeNode *summary_find_next_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_next);
 160
 161 static GtkCTreeNode *summary_find_msg_by_msgnum
 162                                         (SummaryView            *summaryview,
 163                                          guint                   msgnum);
 164
 165 static void summary_update_status       (SummaryView            *summaryview);
 166
 167 /* display functions */
 168 static void summary_status_show         (SummaryView            *summaryview);
 169 static void summary_set_column_titles   (SummaryView            *summaryview);
 170 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 171                                          GSList                 *mlist);
 172 static void summary_set_header          (SummaryView            *summaryview,
 173                                          gchar                  *text[],
 174                                          MsgInfo                *msginfo);
 175 static void summary_display_msg         (SummaryView            *summaryview,
 176                                          GtkCTreeNode           *row);
 177 static void summary_display_msg_full    (SummaryView            *summaryview,
 178                                          GtkCTreeNode           *row,
 179                                          gboolean                new_window,
 180                                          gboolean                all_headers);
 181 static void summary_set_row_marks       (SummaryView            *summaryview,
 182                                          GtkCTreeNode           *row);
 183
 184 /* message handling */
 185 static void summary_mark_row            (SummaryView            *summaryview,
 186                                          GtkCTreeNode           *row);
 187 static void summary_lock_row            (SummaryView            *summaryview,
 188                                          GtkCTreeNode           *row);
 189 static void summary_unlock_row          (SummaryView            *summaryview,
 190                                          GtkCTreeNode           *row);
 191 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 192                                          GtkCTreeNode           *row);
 193 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 194                                          GtkCTreeNode           *row);
 195 static void summary_delete_row          (SummaryView            *summaryview,
 196                                          GtkCTreeNode           *row);
 197 static void summary_unmark_row          (SummaryView            *summaryview,
 198                                          GtkCTreeNode           *row);
 199 static void summary_move_row_to         (SummaryView            *summaryview,
 200                                          GtkCTreeNode           *row,
 201                                          FolderItem             *to_folder);
 202 static void summary_copy_row_to         (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row,
 204                                          FolderItem             *to_folder);
 205
 206 static void summary_execute_move        (SummaryView            *summaryview);
 207 static void summary_execute_move_func   (GtkCTree               *ctree,
 208                                          GtkCTreeNode           *node,
 209                                          gpointer                data);
 210 static void summary_execute_copy        (SummaryView            *summaryview);
 211 static void summary_execute_copy_func   (GtkCTree               *ctree,
 212                                          GtkCTreeNode           *node,
 213                                          gpointer                data);
 214 static void summary_execute_delete      (SummaryView            *summaryview);
 215 static void summary_execute_delete_func (GtkCTree               *ctree,
 216                                          GtkCTreeNode           *node,
 217                                          gpointer                data);
 218
 219 static void summary_thread_init         (SummaryView            *summaryview);
 220 static void summary_ignore_thread       (SummaryView            *summaryview);
 221 static void summary_unignore_thread     (SummaryView            *summaryview);
 222
 223 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 224 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 225                                                  GtkCTreeNode   *node,
 226                                                  gpointer        data);
 227
 228 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 229                               GSList * mlist);
 230
 231 #if 0
 232 void summary_processing(SummaryView *summaryview, GSList * mlist);
 233 #endif
 234 static void summary_filter_func         (GtkCTree               *ctree,
 235                                          GtkCTreeNode           *node,
 236                                          gpointer                data);
 237
 238 static void summary_colorlabel_menu_item_activate_cb
 239                                           (GtkWidget    *widget,
 240                                            gpointer      data);
 241 static void summary_colorlabel_menu_item_activate_item_cb
 242                                           (GtkMenuItem  *label_menu_item,
 243                                            gpointer      data);
 244 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 245
 246 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 247
 248 /* callback functions */
 249 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 250                                          GdkEventButton         *event,
 251                                          SummaryView            *summaryview);
 252 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 253                                          GdkEventButton         *event,
 254                                          SummaryView            *summaryview);
 255 static gboolean summary_button_released (GtkWidget              *ctree,
 256                                          GdkEventButton         *event,
 257                                          SummaryView            *summaryview);
 258 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 259                                          GdkEventKey            *event,
 260                                          SummaryView            *summaryview);
 261 static void summary_open_row            (GtkSCTree              *sctree,
 262                                          SummaryView            *summaryview);
 263 static void summary_tree_expanded       (GtkCTree               *ctree,
 264                                          GtkCTreeNode           *node,
 265                                          SummaryView            *summaryview);
 266 static void summary_tree_collapsed      (GtkCTree               *ctree,
 267                                          GtkCTreeNode           *node,
 268                                          SummaryView            *summaryview);
 269 static void summary_selected            (GtkCTree               *ctree,
 270                                          GtkCTreeNode           *row,
 271                                          gint                    column,
 272                                          SummaryView            *summaryview);
 273 static void summary_col_resized         (GtkCList               *clist,
 274                                          gint                    column,
 275                                          gint                    width,
 276                                          SummaryView            *summaryview);
 277 static void summary_reply_cb            (SummaryView            *summaryview,
 278                                          guint                   action,
 279                                          GtkWidget              *widget);
 280 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 281                                          guint                   action,
 282                                          GtkWidget              *widget);
 283
 284 static void summary_add_address_cb      (SummaryView            *summaryview,
 285                                          guint                   action,
 286                                          GtkWidget              *widget);
 287 static void summary_create_filter_cb    (SummaryView            *summaryview,
 288                                          guint                   action,
 289                                          GtkWidget              *widget);
 290 static void summary_create_processing_cb(SummaryView            *summaryview,
 291                                          guint                   action,
 292                                          GtkWidget              *widget);
 293
 294 static void summary_mark_clicked        (GtkWidget              *button,
 295                                          SummaryView            *summaryview);
 296 static void summary_status_clicked      (GtkWidget              *button,
 297                                          SummaryView            *summaryview);
 298 static void summary_mime_clicked        (GtkWidget              *button,
 299                                          SummaryView            *summaryview);
 300 static void summary_num_clicked         (GtkWidget              *button,
 301                                          SummaryView            *summaryview);
 302 static void summary_score_clicked       (GtkWidget *button,
 303                                          SummaryView *summaryview);
 304 static void summary_size_clicked        (GtkWidget              *button,
 305                                          SummaryView            *summaryview);
 306 static void summary_date_clicked        (GtkWidget              *button,
 307                                          SummaryView            *summaryview);
 308 static void summary_from_clicked        (GtkWidget              *button,
 309                                          SummaryView            *summaryview);
 310 static void summary_subject_clicked     (GtkWidget              *button,
 311                                          SummaryView            *summaryview);
 312 static void summary_score_clicked       (GtkWidget              *button,
 313                                          SummaryView            *summaryview);
 314 static void summary_locked_clicked      (GtkWidget              *button,
 315                                          SummaryView            *summaryview);
 316
 317 static void summary_start_drag          (GtkWidget        *widget,
 318                                          int button,
 319                                          GdkEvent *event,
 320                                          SummaryView      *summaryview);
 321 static void summary_drag_data_get       (GtkWidget        *widget,
 322                                          GdkDragContext   *drag_context,
 323                                          GtkSelectionData *selection_data,
 324                                          guint             info,
 325                                          guint             time,
 326                                          SummaryView      *summaryview);
 327
 328 /* custom compare functions for sorting */
 329
 330 static gint summary_cmp_by_mark         (GtkCList               *clist,
 331                                          gconstpointer           ptr1,
 332                                          gconstpointer           ptr2);
 333 static gint summary_cmp_by_status       (GtkCList               *clist,
 334                                          gconstpointer           ptr1,
 335                                          gconstpointer           ptr2);
 336 static gint summary_cmp_by_mime         (GtkCList               *clist,
 337                                          gconstpointer           ptr1,
 338                                          gconstpointer           ptr2);
 339 static gint summary_cmp_by_num          (GtkCList               *clist,
 340                                          gconstpointer           ptr1,
 341                                          gconstpointer           ptr2);
 342 static gint summary_cmp_by_size         (GtkCList               *clist,
 343                                          gconstpointer           ptr1,
 344                                          gconstpointer           ptr2);
 345 static gint summary_cmp_by_date         (GtkCList               *clist,
 346                                          gconstpointer           ptr1,
 347                                          gconstpointer           ptr2);
 348 static gint summary_cmp_by_from         (GtkCList               *clist,
 349                                          gconstpointer           ptr1,
 350                                          gconstpointer           ptr2);
 351 static gint summary_cmp_by_simplified_subject
 352                                         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_score        (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_label        (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_to           (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_subject      (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_locked       (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370
 371 static void news_flag_crosspost         (MsgInfo *msginfo);
 372
 373 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 374                                          gpointer        data);
 375 static void tog_searchbar_cb            (GtkWidget      *w,
 376                                          gpointer        data);
 377
 378 static void summary_find_answers        (SummaryView    *summaryview,
 379                                          MsgInfo        *msg);
 380
 381 static gboolean summary_update_msg      (gpointer source, gpointer data);
 382
 383 GtkTargetEntry summary_drag_types[1] =
 384 {
 385         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 386 };
 387
 388 static GtkItemFactoryEntry summary_popup_entries[] =
 389 {
 390         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 391         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 392         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 393         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 394         {N_("/Repl_y to/mailing _list"),
 395                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 396         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 397         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 398         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 399         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 400         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 401         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 402         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 403         {N_("/_Delete"),                "<control>D", summary_delete,   0, NULL},
 404         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 407         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 408         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 416         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 417         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 418
 419         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 420         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 421         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 422         {N_("/Add sender to address boo_k"),
 423                                         NULL, summary_add_address_cb, 0, NULL},
 424         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 425         {N_("/Create f_ilter rule/_Automatically"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 427         {N_("/Create f_ilter rule/by _From"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 429         {N_("/Create f_ilter rule/by _To"),
 430                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 431         {N_("/Create f_ilter rule/by _Subject"),
 432                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 433         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create processing rule/_Automatically"),
 435                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create processing rule/by _From"),
 437                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create processing rule/by _To"),
 439                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create processing rule/by _Subject"),
 441                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 443         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 444         {N_("/_View/Open in new _window"),
 445                                         "<control><alt>N", summary_open_msg,    0, NULL},
 446         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 447         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 448 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 449
 450 static const gchar *const col_label[N_SUMMARY_COLS] = {
 451         N_("M"),        /* S_COL_MARK    */
 452         N_("S"),        /* S_COL_STATUS  */
 453         "",             /* S_COL_MIME    */
 454         N_("Subject"),  /* S_COL_SUBJECT */
 455         N_("From"),     /* S_COL_FROM    */
 456         N_("Date"),     /* S_COL_DATE    */
 457         N_("Size"),     /* S_COL_SIZE    */
 458         N_("No."),      /* S_COL_NUMBER  */
 459         N_("Score"),    /* S_COL_SCORE   */
 460         N_("L")         /* S_COL_LOCKED  */
 461 };
 462
 463 SummaryView *summary_create(void)
 464 {
 465         SummaryView *summaryview;
 466         GtkWidget *vbox;
 467         GtkWidget *scrolledwin;
 468         GtkWidget *ctree;
 469         GtkWidget *hbox;
 470         GtkWidget *hbox_l;
 471         GtkWidget *statlabel_folder;
 472         GtkWidget *statlabel_select;
 473         GtkWidget *statlabel_msgs;
 474         GtkWidget *hbox_spc;
 475         GtkWidget *toggle_eventbox;
 476         GtkWidget *toggle_arrow;
 477         GtkWidget *popupmenu;
 478         GtkWidget *toggle_search;
 479         GtkTooltips *search_tip;
 480         GtkItemFactory *popupfactory;
 481         gint n_entries;
 482         QuickSearch *quicksearch;
 483
 484         debug_print("Creating summary view...\n");
 485         summaryview = g_new0(SummaryView, 1);
 486
 487 #define SUMMARY_VBOX_SPACING 3
 488         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 489
 490         /* create status label */
 491         hbox = gtk_hbox_new(FALSE, 0);
 492         gtk_widget_show(hbox);
 493
 494         search_tip = gtk_tooltips_new();
 495         toggle_search = gtk_toggle_button_new();
 496         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 497                                      prefs_common.show_searchbar);
 498         gtk_widget_show(toggle_search);
 499
 500         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 501                              toggle_search,
 502                              _("Toggle quick-search bar"), NULL);
 503
 504         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 505
 506         hbox_l = gtk_hbox_new(FALSE, 0);
 507         gtk_widget_show(hbox_l);
 508         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 509
 510         statlabel_folder = gtk_label_new("");
 511         gtk_widget_show(statlabel_folder);
 512         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 513         statlabel_select = gtk_label_new("");
 514         gtk_widget_show(statlabel_select);
 515         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 516
 517         /* toggle view button */
 518         toggle_eventbox = gtk_event_box_new();
 519         gtk_widget_show(toggle_eventbox);
 520         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 521         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 522         gtk_widget_show(toggle_arrow);
 523         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 524         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 525                          G_CALLBACK(summary_toggle_pressed),
 526                          summaryview);
 527
 528
 529         statlabel_msgs = gtk_label_new("");
 530         gtk_widget_show(statlabel_msgs);
 531         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 532
 533         hbox_spc = gtk_hbox_new(FALSE, 0);
 534         gtk_widget_show(hbox_spc);
 535         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 536
 537         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 538         gtk_widget_show(scrolledwin);
 539         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 540                                        GTK_POLICY_AUTOMATIC,
 541                                        GTK_POLICY_AUTOMATIC);
 542         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 543         gtk_widget_set_size_request(vbox,
 544                              prefs_common.summaryview_width,
 545                              prefs_common.summaryview_height);
 546
 547         ctree = summary_ctree_create(summaryview);
 548         gtk_widget_show(ctree);
 549
 550         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 551                                             GTK_CLIST(ctree)->hadjustment);
 552         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 553                                             GTK_CLIST(ctree)->vadjustment);
 554         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 555
 556         /* status label */
 557         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 558
 559         /* quick search */
 560         quicksearch = quicksearch_new();
 561         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 562
 563         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 564
 565         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 566                           G_CALLBACK(tog_searchbar_cb), summaryview);
 567
 568         /* create popup menu */
 569         n_entries = sizeof(summary_popup_entries) /
 570                 sizeof(summary_popup_entries[0]);
 571         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 572                                       "<SummaryView>", &popupfactory,
 573                                       summaryview);
 574
 575         summaryview->vbox = vbox;
 576         summaryview->scrolledwin = scrolledwin;
 577         summaryview->ctree = ctree;
 578         summaryview->hbox = hbox;
 579         summaryview->hbox_l = hbox_l;
 580         summaryview->statlabel_folder = statlabel_folder;
 581         summaryview->statlabel_select = statlabel_select;
 582         summaryview->statlabel_msgs = statlabel_msgs;
 583         summaryview->toggle_eventbox = toggle_eventbox;
 584         summaryview->toggle_arrow = toggle_arrow;
 585         summaryview->toggle_search = toggle_search;
 586         summaryview->popupmenu = popupmenu;
 587         summaryview->popupfactory = popupfactory;
 588         summaryview->lock_count = 0;
 589         summaryview->msginfo_update_callback_id =
 590                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 591
 592         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 593
 594         summaryview->quicksearch = quicksearch;
 595
 596         /* CLAWS: need this to get the SummaryView * from
 597          * the CList */
 598         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 599
 600         gtk_widget_show_all(vbox);
 601
 602         gtk_widget_show(vbox);
 603
 604         if (prefs_common.show_searchbar)
 605                 quicksearch_show(quicksearch);
 606         else
 607                 quicksearch_hide(quicksearch);
 608
 609         return summaryview;
 610 }
 611
 612 void summary_init(SummaryView *summaryview)
 613 {
 614         GtkStyle *style;
 615         GtkWidget *pixmap;
 616
 617         gtk_widget_realize(summaryview->ctree);
 618         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 619                          &markxpm, &markxpmmask);
 620         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 621                          &deletedxpm, &deletedxpmmask);
 622         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 623                          &newxpm, &newxpmmask);
 624         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 625                          &unreadxpm, &unreadxpmmask);
 626         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 627                          &repliedxpm, &repliedxpmmask);
 628         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 629                          &forwardedxpm, &forwardedxpmmask);
 630         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 631                          &clipxpm, &clipxpmmask);
 632         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 633                          &lockedxpm, &lockedxpmmask);
 634         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 635                          &ignorethreadxpm, &ignorethreadxpmmask);
 636         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 637                          &clipkeyxpm, &clipkeyxpmmask);
 638         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 639                          &keyxpm, &keyxpmmask);
 640         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 641                          &gpgsignedxpm, &gpgsignedxpmmask);
 642
 643         if (!small_style) {
 644                 PangoFontDescription *font_desc = NULL;
 645
 646                 small_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 if (SMALL_FONT)
 649                         font_desc = pango_font_description_from_string
 650                                                 (SMALL_FONT);
 651                 if (font_desc) {
 652                         if (small_style->font_desc)
 653                                 pango_font_description_free(small_style->font_desc);
 654                         small_style->font_desc = font_desc;
 655                 }
 656                 small_marked_style = gtk_style_copy(small_style);
 657                 small_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 small_deleted_style = gtk_style_copy(small_style);
 660                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663         if (!bold_style) {
 664                 PangoFontDescription *font_desc = NULL;
 665                 bold_style = gtk_style_copy
 666                         (gtk_widget_get_style(summaryview->ctree));
 667                 if (BOLD_FONT)
 668                         font_desc = pango_font_description_from_string
 669                                                 (BOLD_FONT);
 670                 if (font_desc) {
 671                         if (bold_style->font_desc)
 672                                 pango_font_description_free
 673                                         (bold_style->font_desc);
 674                         bold_style->font_desc = font_desc;
 675                 }
 676                 bold_marked_style = gtk_style_copy(bold_style);
 677                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 678                         summaryview->color_marked;
 679                 bold_deleted_style = gtk_style_copy(bold_style);
 680                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 681                         summaryview->color_dim;
 682         }
 683
 684         style = gtk_style_copy(gtk_widget_get_style
 685                                 (summaryview->statlabel_folder));
 686         gtk_widget_set_style(summaryview->statlabel_folder, style);
 687         gtk_widget_set_style(summaryview->statlabel_select, style);
 688         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 689
 690         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 691         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 692         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 693         gtk_widget_show(pixmap);
 694         summaryview->folder_pixmap = pixmap;
 695
 696         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 697         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 698         gtk_widget_show(pixmap);
 699         summaryview->quick_search_pixmap = pixmap;
 700
 701         /* Init summaryview prefs */
 702         summaryview->sort_key = SORT_BY_NONE;
 703         summaryview->sort_type = SORT_ASCENDING;
 704
 705         /* Init summaryview extra data */
 706         summaryview->simplify_subject_preg = NULL;
 707
 708         summary_clear_list(summaryview);
 709         summary_set_column_titles(summaryview);
 710         summary_colorlabel_menu_create(summaryview);
 711         summary_set_menu_sensitive(summaryview);
 712
 713 }
 714
 715 #if 0
 716 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 717                                                  GtkCTreeNode *current_node)
 718 {
 719         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 720         GtkCTreeNode *node;
 721         MsgInfo *msginfo;
 722         gint best_score = MIN_SCORE;
 723         GtkCTreeNode *best_node = NULL;
 724
 725         if (current_node)
 726                 /*node = current_node;*/
 727                 node = GTK_CTREE_NODE_NEXT(current_node);
 728         else
 729                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 730
 731         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 732                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 733                 if (msginfo->score >= summaryview->important_score)
 734                         break;
 735                 if (msginfo->score > best_score) {
 736                         best_score = msginfo->score;
 737                         best_node = node;
 738                 }
 739         }
 740
 741         if (node != NULL)
 742                 return node;
 743         else
 744                 return best_node;
 745 }
 746
 747 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 748                                                  GtkCTreeNode *current_node)
 749 {
 750         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 751         GtkCTreeNode *node;
 752         MsgInfo *msginfo;
 753         gint best_score = MIN_SCORE;
 754         GtkCTreeNode *best_node = NULL;
 755
 756         if (current_node)
 757                 /*node = current_node;*/
 758                 node = GTK_CTREE_NODE_PREV(current_node);
 759         else
 760                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 761
 762         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 763                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 764                 if (msginfo->score >= summaryview->important_score)
 765                         break;
 766                 if (msginfo->score > best_score) {
 767                         best_score = msginfo->score;
 768                         best_node = node;
 769                 }
 770         }
 771
 772         if (node != NULL)
 773                 return node;
 774         else
 775                 return best_node;
 776 }
 777 #endif
 778
 779 #define CURRENTLY_DISPLAYED(m) \
 780 ( (m->msgnum == displayed_msgnum) \
 781   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 782
 783 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 784 {
 785         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 786         GtkCTreeNode *node;
 787         GSList *mlist = NULL;
 788         gchar *buf;
 789         gboolean is_refresh;
 790         guint selected_msgnum = 0;
 791         guint displayed_msgnum = 0;
 792         GSList *cur;
 793         GSList *not_killed;
 794         gboolean quicksearch_changed = FALSE;
 795
 796         if (summary_is_locked(summaryview)) return FALSE;
 797
 798         inc_lock();
 799         summary_lock(summaryview);
 800
 801         if (!prefs_common.summary_quicksearch_sticky
 802          && !prefs_common.summary_quicksearch_recurse
 803          && !quicksearch_is_running(summaryview->quicksearch)) {
 804                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 805         }
 806
 807         if (quicksearch_is_running(summaryview->quicksearch))
 808                 quicksearch_changed = TRUE;
 809
 810         /* STATUSBAR_POP(summaryview->mainwin); */
 811
 812         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 813         if (is_refresh) {
 814                 selected_msgnum = summary_get_msgnum(summaryview,
 815                                                      summaryview->selected);
 816                 displayed_msgnum = summary_get_msgnum(summaryview,
 817                                                       summaryview->displayed);
 818         }
 819
 820         /* process the marks if any */
 821         if (summaryview->mainwin->lock_count == 0 &&
 822             (summaryview->moved > 0 || summaryview->copied > 0)) {
 823                 AlertValue val;
 824                 gboolean changed = FALSE;
 825
 826                 val = alertpanel(_("Process mark"),
 827                                  _("Some marks are left. Process it?"),
 828                                  _("Yes"), _("No"), _("Cancel"));
 829                 if (G_ALERTDEFAULT == val) {
 830                         summary_unlock(summaryview);
 831                         summary_execute(summaryview);
 832                         summary_lock(summaryview);
 833                         changed = TRUE;
 834                 } else if (G_ALERTALTERNATE == val) {
 835                         /* DO NOTHING */
 836                 } else {
 837                         summary_unlock(summaryview);
 838                         inc_unlock();
 839                         return FALSE;
 840                 }
 841                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 842                         folder_update_op_count();
 843         }
 844
 845         gtk_clist_freeze(GTK_CLIST(ctree));
 846
 847         summary_clear_list(summaryview);
 848         summary_set_column_titles(summaryview);
 849
 850         buf = NULL;
 851         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 852                 g_free(buf);
 853                 debug_print("empty folder\n\n");
 854                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 855                 summary_clear_all(summaryview);
 856                 summaryview->folder_item = item;
 857                 gtk_clist_thaw(GTK_CLIST(ctree));
 858                 summary_unlock(summaryview);
 859                 inc_unlock();
 860                 return TRUE;
 861         }
 862         g_free(buf);
 863
 864         if (!is_refresh)
 865                 messageview_clear(summaryview->messageview);
 866
 867         summaryview->folder_item = item;
 868         item->opened = TRUE;
 869
 870         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 871         debug_print("%s\n", buf);
 872         STATUSBAR_PUSH(summaryview->mainwin, buf);
 873         g_free(buf);
 874
 875         main_window_cursor_wait(summaryview->mainwin);
 876
 877 /*
 878         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 879
 880         !!! NEW !!!
 881         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 882         BY OTHER PROGRAMS TO THE FOLDER
 883 */
 884         mlist = folder_item_get_msg_list(item);
 885
 886         if (summaryview->folder_item->hide_read_msgs) {
 887                 GSList *not_killed;
 888
 889                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 890                 not_killed = NULL;
 891                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 892                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 893
 894                         if ((MSG_IS_UNREAD(msginfo->flags)
 895                              || MSG_IS_MARKED(msginfo->flags)
 896                              || MSG_IS_LOCKED(msginfo->flags)
 897                              || CURRENTLY_DISPLAYED(msginfo))
 898                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 899                                 not_killed = g_slist_prepend(not_killed, msginfo);
 900                         else
 901                                 procmsg_msginfo_free(msginfo);
 902                 }
 903                 g_slist_free(mlist);
 904                 mlist = not_killed;
 905         } else {
 906                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 907         }
 908
 909         if (quicksearch_is_active(summaryview->quicksearch)) {
 910                 GSList *not_killed;
 911
 912                 not_killed = NULL;
 913                 for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 914                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 915
 916                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 917                                 not_killed = g_slist_prepend(not_killed, msginfo);
 918                         else
 919                                 procmsg_msginfo_free(msginfo);
 920                 }
 921
 922                 if (quicksearch_changed) {
 923                         /* only scan subfolders when quicksearch changed,
 924                          * not when search is the same and folder changed */
 925                         main_window_cursor_wait(summaryview->mainwin);
 926                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 927                         quicksearch_search_subfolders(summaryview->quicksearch,
 928                                               summaryview->folderview,
 929                                               summaryview->folder_item);
 930                         main_window_cursor_normal(summaryview->mainwin);
 931                 }
 932
 933                 g_slist_free(mlist);
 934                 mlist = not_killed;
 935         }
 936
 937 #if 0
 938         if ((global_scoring || item->prefs->scoring)) {
 939                 GSList *not_killed;
 940                 gint kill_score;
 941
 942                 not_killed = NULL;
 943                 kill_score = prefs_common.kill_score;
 944                 if (item->prefs->kill_score > kill_score)
 945                         kill_score = item->prefs->kill_score;
 946                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 947                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 948
 949                         if (msginfo->score > kill_score)
 950                                 not_killed = g_slist_prepend(not_killed, msginfo);
 951                         else
 952                                 procmsg_msginfo_free(msginfo);
 953                 }
 954                 g_slist_free(mlist);
 955                 mlist = not_killed;
 956         }
 957 #endif
 958         not_killed = NULL;
 959         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 960                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 961
 962                 if (!msginfo->hidden)
 963                         not_killed = g_slist_prepend(not_killed, msginfo);
 964                 else
 965                         procmsg_msginfo_free(msginfo);
 966         }
 967         g_slist_free(mlist);
 968         mlist = not_killed;
 969
 970         STATUSBAR_POP(summaryview->mainwin);
 971
 972         /* set ctree and hash table from the msginfo list, and
 973            create the thread */
 974         summary_set_ctree_from_list(summaryview, mlist);
 975
 976         g_slist_free(mlist);
 977
 978         if (summaryview->sort_key != SORT_BY_NONE)
 979                 summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 980
 981         gtk_clist_thaw(GTK_CLIST(ctree));
 982
 983         if (is_refresh) {
 984                 summaryview->displayed =
 985                         summary_find_msg_by_msgnum(summaryview,
 986                                                    displayed_msgnum);
 987                 if (!summaryview->displayed)
 988                         messageview_clear(summaryview->messageview);
 989                 summary_select_by_msgnum(summaryview, selected_msgnum);
 990                 if (!summaryview->selected) {
 991                         /* no selected message - select first unread
 992                            message, but do not display it */
 993                         node = summary_find_next_flagged_msg(summaryview, NULL,
 994                                                              MSG_UNREAD, FALSE);
 995                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 996                                 node = gtk_ctree_node_nth
 997                                         (ctree,
 998                                          item->sort_type == SORT_DESCENDING
 999                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1000                         summary_select_node(summaryview, node, FALSE, TRUE);
1001                 }
1002         } else {
1003                 /* select first unread message */
1004 #if 0
1005                 if (summaryview->sort_key == SORT_BY_SCORE)
1006                         node = summary_find_next_important_score(summaryview,
1007                                                                  NULL);
1008                 else
1009 #endif
1010                 node = summary_find_next_flagged_msg(summaryview, NULL,
1011                                                      MSG_UNREAD, FALSE);
1012                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1013                         node = gtk_ctree_node_nth
1014                                 (ctree,
1015                                  item->sort_type == SORT_DESCENDING
1016                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1017                 }
1018                 if (prefs_common.open_unread_on_enter ||
1019                     prefs_common.always_show_msg) {
1020                         summary_unlock(summaryview);
1021                         summary_select_node(summaryview, node,
1022                                             messageview_is_visible(summaryview->messageview),
1023                                             TRUE);
1024                         summary_lock(summaryview);
1025                 } else
1026                         summary_select_node(summaryview, node, FALSE, TRUE);
1027         }
1028
1029         summary_set_column_titles(summaryview);
1030         summary_status_show(summaryview);
1031         summary_set_menu_sensitive(summaryview);
1032         toolbar_main_set_sensitive(summaryview->mainwin);
1033
1034         debug_print("\n");
1035         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1036         STATUSBAR_POP(summaryview->mainwin);
1037         main_window_cursor_normal(summaryview->mainwin);
1038         summary_unlock(summaryview);
1039         inc_unlock();
1040
1041         return TRUE;
1042 }
1043
1044 #undef CURRENTLY_DISPLAYED
1045
1046 void summary_clear_list(SummaryView *summaryview)
1047 {
1048         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1049         gint optimal_width;
1050
1051         gtk_clist_freeze(clist);
1052
1053         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1054                                 NULL, summary_free_msginfo_func, NULL);
1055
1056         if (summaryview->folder_item) {
1057                 summaryview->folder_item->opened = FALSE;
1058                 summaryview->folder_item = NULL;
1059         }
1060
1061         summaryview->display_msg = FALSE;
1062
1063         summaryview->selected = NULL;
1064         summaryview->displayed = NULL;
1065         summaryview->total_size = 0;
1066         summaryview->deleted = summaryview->moved = 0;
1067         summaryview->copied = 0;
1068         if (summaryview->msgid_table) {
1069                 g_hash_table_destroy(summaryview->msgid_table);
1070                 summaryview->msgid_table = NULL;
1071         }
1072         if (summaryview->subject_table) {
1073                 g_hash_table_destroy(summaryview->subject_table);
1074                 summaryview->subject_table = NULL;
1075         }
1076         summaryview->mlist = NULL;
1077
1078         gtk_clist_clear(clist);
1079         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1080                 optimal_width = gtk_clist_optimal_column_width
1081                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1082                 gtk_clist_set_column_width
1083                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1084                          optimal_width);
1085         }
1086
1087         gtk_clist_thaw(clist);
1088 }
1089
1090 void summary_clear_all(SummaryView *summaryview)
1091 {
1092         messageview_clear(summaryview->messageview);
1093         summary_clear_list(summaryview);
1094         summary_set_menu_sensitive(summaryview);
1095         toolbar_main_set_sensitive(summaryview->mainwin);
1096         summary_status_show(summaryview);
1097 }
1098
1099 void summary_lock(SummaryView *summaryview)
1100 {
1101         summaryview->lock_count++;
1102 }
1103
1104 void summary_unlock(SummaryView *summaryview)
1105 {
1106         if (summaryview->lock_count)
1107                 summaryview->lock_count--;
1108 }
1109
1110 gboolean summary_is_locked(SummaryView *summaryview)
1111 {
1112         return summaryview->lock_count > 0;
1113 }
1114
1115 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1116 {
1117         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1118         SummarySelection selection;
1119
1120         if (!clist->row_list)
1121                 selection = SUMMARY_NONE;
1122         else if (!clist->selection)
1123                 selection = SUMMARY_SELECTED_NONE;
1124         else if (!clist->selection->next)
1125                 selection = SUMMARY_SELECTED_SINGLE;
1126         else
1127                 selection = SUMMARY_SELECTED_MULTIPLE;
1128
1129         return selection;
1130 }
1131
1132 /*!
1133  *\return       MsgInfo * Selected message if there's one selected;
1134  *              if multiple selected, or none, return NULL.
1135  */
1136 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1137 {
1138         /* summaryview->selected may be valid when multiple
1139          * messages were selected */
1140         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1141
1142         if (sellist == NULL || sellist->next)
1143                 return NULL;
1144
1145         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1146 }
1147
1148 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1149 {
1150         GSList *mlist = NULL;
1151         GList *cur;
1152         MsgInfo *msginfo;
1153
1154         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
1155              cur = cur->next) {
1156                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1157                 mlist = g_slist_prepend(mlist, msginfo);
1158         }
1159
1160         mlist = g_slist_reverse(mlist);
1161
1162         return mlist;
1163 }
1164
1165 GSList *summary_get_msg_list(SummaryView *summaryview)
1166 {
1167         GSList *mlist = NULL;
1168         GtkCTree *ctree;
1169         GtkCTreeNode *node;
1170         MsgInfo *msginfo;
1171
1172         ctree = GTK_CTREE(summaryview->ctree);
1173
1174         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1175              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1176                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1177                 mlist = g_slist_prepend(mlist, msginfo);
1178         }
1179
1180         mlist = g_slist_reverse(mlist);
1181
1182         return mlist;
1183 }
1184
1185 static void summary_set_menu_sensitive(SummaryView *summaryview)
1186 {
1187         GtkItemFactory *ifactory = summaryview->popupfactory;
1188         SensitiveCond state;
1189         gboolean sensitive;
1190         GtkWidget *menuitem;
1191         gint i;
1192
1193         static const struct {
1194                 gchar *const entry;
1195                 SensitiveCond cond;
1196         } entry[] = {
1197                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1198                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1199                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1200                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1201                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1202                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1203
1204                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1205                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1206
1207                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1208
1209                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1210                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1211                 {"/Delete"                      , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1212                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1213
1214                 {"/Mark"                        , M_TARGET_EXIST},
1215                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1216                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1217                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1218                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1219                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1220                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1221                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1222                 {"/Color label"                 , M_TARGET_EXIST},
1223
1224                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1225                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1226                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1227
1228                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1229                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1230                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1231                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1232 #if 0
1233                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1234                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1235
1236                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1237                 {"/Select all"                  , M_TARGET_EXIST},
1238 #endif
1239                 {NULL, 0}
1240         };
1241
1242         main_window_set_menu_sensitive(summaryview->mainwin);
1243
1244         state = main_window_get_current_state(summaryview->mainwin);
1245
1246         for (i = 0; entry[i].entry != NULL; i++) {
1247                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1248                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1249         }
1250
1251
1252         summary_lock(summaryview);
1253         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1254         gtk_check_menu_item_set_active
1255                 (GTK_CHECK_MENU_ITEM(menuitem),
1256                  summaryview->messageview->mimeview->textview->show_all_headers);
1257         summary_unlock(summaryview);
1258 }
1259
1260 void summary_select_prev_unread(SummaryView *summaryview)
1261 {
1262         GtkCTreeNode *node;
1263         gboolean skip_cur = FALSE;
1264
1265         if (summaryview->displayed
1266         &&  summaryview->selected == summaryview->displayed) {
1267                 debug_print("skipping current\n");
1268                 skip_cur = TRUE;
1269         }
1270
1271         node = summary_find_prev_flagged_msg
1272                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1273
1274         if (!node) {
1275                 AlertValue val = 0;
1276
1277                 switch (prefs_common.next_unread_msg_dialog) {
1278                         case NEXTUNREADMSGDIALOG_ALWAYS:
1279                                 val = alertpanel(_("No more unread messages"),
1280                                                  _("No unread message found. "
1281                                                    "Search from the end?"),
1282                                                  _("Yes"), _("No"), NULL);
1283                                 break;
1284                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1285                                 val = G_ALERTDEFAULT;
1286                                 break;
1287                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1288                                 val = !G_ALERTDEFAULT;
1289                                 break;
1290                         default:
1291                                 debug_print(
1292                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1293                 }
1294                 if (val != G_ALERTDEFAULT) return;
1295                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1296                                                      MSG_UNREAD, FALSE);
1297         }
1298
1299         if (!node)
1300                 alertpanel_notice(_("No unread messages."));
1301         else
1302                 summary_select_node(summaryview, node, TRUE, FALSE);
1303 }
1304
1305 void summary_select_next_unread(SummaryView *summaryview)
1306 {
1307         GtkCTreeNode *node = summaryview->selected;
1308         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1309         gboolean skip_cur = FALSE;
1310
1311         if (summaryview->displayed
1312         &&  summaryview->selected == summaryview->displayed) {
1313                 debug_print("skipping cur\n");
1314                 skip_cur = TRUE;
1315         }
1316
1317
1318         node = summary_find_next_flagged_msg
1319                 (summaryview, node, MSG_UNREAD, skip_cur);
1320
1321         if (node)
1322                 summary_select_node(summaryview, node, TRUE, FALSE);
1323         else {
1324                 node = summary_find_next_flagged_msg
1325                         (summaryview, NULL, MSG_UNREAD, FALSE);
1326                 if (node == NULL) {
1327                         AlertValue val = 0;
1328
1329                         switch (prefs_common.next_unread_msg_dialog) {
1330                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1331                                         val = alertpanel(_("No more unread messages"),
1332                                                          _("No unread message found. "
1333                                                            "Go to next folder?"),
1334                                                          _("Yes"), _("No"), NULL);
1335                                         break;
1336                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1337                                         val = G_ALERTDEFAULT;
1338                                         break;
1339                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1340                                         val = G_ALERTOTHER;
1341                                         break;
1342                                 default:
1343                                         debug_print(
1344                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1345                         }
1346
1347                         if (val == G_ALERTDEFAULT) {
1348                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1349                                                          "key_press_event");
1350                                 folderview_select_next_unread(summaryview->folderview);
1351                                 return;
1352                         }
1353                         else
1354                                 return;
1355                 } else
1356                         summary_select_node(summaryview, node, TRUE, FALSE);
1357
1358         }
1359 }
1360
1361 void summary_select_prev_new(SummaryView *summaryview)
1362 {
1363         GtkCTreeNode *node;
1364
1365         node = summary_find_prev_flagged_msg
1366                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1367
1368         if (!node) {
1369                 AlertValue val;
1370
1371                 val = alertpanel(_("No more new messages"),
1372                                  _("No new message found. "
1373                                    "Search from the end?"),
1374                                  _("Yes"), _("No"), NULL);
1375                 if (val != G_ALERTDEFAULT) return;
1376                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1377                                                      MSG_NEW, FALSE);
1378         }
1379
1380         if (!node)
1381                 alertpanel_notice(_("No new messages."));
1382         else
1383                 summary_select_node(summaryview, node, TRUE, FALSE);
1384 }
1385
1386 void summary_select_next_new(SummaryView *summaryview)
1387 {
1388         GtkCTreeNode *node = summaryview->selected;
1389         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1390
1391         while ((node = summary_find_next_flagged_msg
1392                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1393                 AlertValue val;
1394
1395                 val = alertpanel(_("No more new messages"),
1396                                  _("No new message found. "
1397                                    "Go to next folder?"),
1398                                  _("Yes"), _("Search again"), _("No"));
1399                 if (val == G_ALERTDEFAULT) {
1400                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1401                         folderview_select_next_unread(summaryview->folderview);
1402                         return;
1403                 } else if (val == G_ALERTALTERNATE)
1404                         node = NULL;
1405                 else
1406                         return;
1407         }
1408
1409         if (node)
1410                 summary_select_node(summaryview, node, TRUE, FALSE);
1411 }
1412
1413 void summary_select_prev_marked(SummaryView *summaryview)
1414 {
1415         GtkCTreeNode *node;
1416
1417         node = summary_find_prev_flagged_msg
1418                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1419
1420         if (!node) {
1421                 AlertValue val;
1422
1423                 val = alertpanel(_("No more marked messages"),
1424                                  _("No marked message found. "
1425                                    "Search from the end?"),
1426                                  _("Yes"), _("No"), NULL);
1427                 if (val != G_ALERTDEFAULT) return;
1428                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1429                                                      MSG_MARKED, TRUE);
1430         }
1431
1432         if (!node)
1433                 alertpanel_notice(_("No marked messages."));
1434         else
1435                 summary_select_node(summaryview, node, TRUE, FALSE);
1436 }
1437
1438 void summary_select_next_marked(SummaryView *summaryview)
1439 {
1440         GtkCTreeNode *node;
1441
1442         node = summary_find_next_flagged_msg
1443                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1444
1445         if (!node) {
1446                 AlertValue val;
1447
1448                 val = alertpanel(_("No more marked messages"),
1449                                  _("No marked message found. "
1450                                    "Search from the beginning?"),
1451                                  _("Yes"), _("No"), NULL);
1452                 if (val != G_ALERTDEFAULT) return;
1453                 node = summary_find_next_flagged_msg(summaryview, NULL,
1454                                                      MSG_MARKED, TRUE);
1455         }
1456
1457         if (!node)
1458                 alertpanel_notice(_("No marked messages."));
1459         else
1460                 summary_select_node(summaryview, node, TRUE, FALSE);
1461 }
1462
1463 void summary_select_prev_labeled(SummaryView *summaryview)
1464 {
1465         GtkCTreeNode *node;
1466
1467         node = summary_find_prev_flagged_msg
1468                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1469
1470         if (!node) {
1471                 AlertValue val;
1472
1473                 val = alertpanel(_("No more labeled messages"),
1474                                  _("No labeled message found. "
1475                                    "Search from the end?"),
1476                                  _("Yes"), _("No"), NULL);
1477                 if (val != G_ALERTDEFAULT) return;
1478                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1479                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1480         }
1481
1482         if (!node)
1483                 alertpanel_notice(_("No labeled messages."));
1484         else
1485                 summary_select_node(summaryview, node, TRUE, FALSE);
1486 }
1487
1488 void summary_select_next_labeled(SummaryView *summaryview)
1489 {
1490         GtkCTreeNode *node;
1491
1492         node = summary_find_next_flagged_msg
1493                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1494
1495         if (!node) {
1496                 AlertValue val;
1497
1498                 val = alertpanel(_("No more labeled messages"),
1499                                  _("No labeled message found. "
1500                                    "Search from the beginning?"),
1501                                  _("Yes"), _("No"), NULL);
1502                 if (val != G_ALERTDEFAULT) return;
1503                 node = summary_find_next_flagged_msg(summaryview, NULL,
1504                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1505         }
1506
1507         if (!node)
1508                 alertpanel_notice(_("No labeled messages."));
1509         else
1510                 summary_select_node(summaryview, node, TRUE, FALSE);
1511 }
1512
1513 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1514 {
1515         GtkCTreeNode *node;
1516
1517         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1518         summary_select_node(summaryview, node, FALSE, TRUE);
1519 }
1520
1521 /**
1522  * summary_select_node:
1523  * @summaryview: Summary view.
1524  * @node: Summary tree node.
1525  * @display_msg: TRUE to display the selected message.
1526  * @do_refresh: TRUE to refresh the widget.
1527  *
1528  * Select @node (bringing it into view by scrolling and expanding its
1529  * thread, if necessary) and unselect all others.  If @display_msg is
1530  * TRUE, display the corresponding message in the message view.
1531  * If @do_refresh is TRUE, the widget is refreshed.
1532  **/
1533 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1534                          gboolean display_msg, gboolean do_refresh)
1535 {
1536         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1537
1538         if (node) {
1539                 gtkut_ctree_expand_parent_all(ctree, node);
1540                 if (do_refresh) {
1541                         GTK_EVENTS_FLUSH();
1542                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1543                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1544                 }
1545                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1546                 if (display_msg && summaryview->displayed == node)
1547                         summaryview->displayed = NULL;
1548                 summaryview->display_msg = display_msg;
1549                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1550         }
1551 }
1552
1553 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1554 {
1555         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1556         MsgInfo *msginfo;
1557
1558         if (!node)
1559                 return 0;
1560         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1561         return msginfo->msgnum;
1562 }
1563
1564 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1565                                            GtkCTreeNode *current_node)
1566 {
1567         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1568         GtkCTreeNode *node;
1569         MsgInfo *msginfo;
1570
1571         if (current_node)
1572                 node = current_node;
1573         else
1574                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1575
1576         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1577                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1578                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1579         }
1580
1581         return node;
1582 }
1583
1584 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1585                                            GtkCTreeNode *current_node)
1586 {
1587         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1588         GtkCTreeNode *node;
1589         MsgInfo *msginfo;
1590
1591         if (current_node)
1592                 node = current_node;
1593         else
1594                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1595
1596         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1597                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1598                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1599         }
1600
1601         return node;
1602 }
1603
1604 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1605                                                    GtkCTreeNode *current_node,
1606                                                    MsgPermFlags flags,
1607                                                    gboolean start_from_prev)
1608 {
1609         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1610         GtkCTreeNode *node;
1611         MsgInfo *msginfo;
1612
1613         if (current_node) {
1614                 if (start_from_prev)
1615                         node = GTK_CTREE_NODE_PREV(current_node);
1616                 else
1617                         node = current_node;
1618         } else
1619                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1620
1621         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1622                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1623                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1624         }
1625
1626         return node;
1627 }
1628
1629 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1630                                                    GtkCTreeNode *current_node,
1631                                                    MsgPermFlags flags,
1632                                                    gboolean start_from_next)
1633 {
1634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1635         GtkCTreeNode *node;
1636         MsgInfo *msginfo;
1637
1638         if (current_node) {
1639                 if (start_from_next)
1640                         node = gtkut_ctree_node_next(ctree, current_node);
1641                 else
1642                         node = current_node;
1643         } else
1644                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1645
1646         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1647                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1648                 /* Find msg with matching flags but ignore messages with
1649                    ignore flags, if searching for new or unread messages */
1650                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1651                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1652                         break;
1653         }
1654
1655         return node;
1656 }
1657
1658 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1659                                                 guint msgnum)
1660 {
1661         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1662         GtkCTreeNode *node;
1663         MsgInfo *msginfo;
1664
1665         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1666
1667         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1668                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1669                 if (msginfo && msginfo->msgnum == msgnum) break;
1670         }
1671
1672         return node;
1673 }
1674
1675 static guint attract_hash_func(gconstpointer key)
1676 {
1677         gchar *str;
1678         gchar *p;
1679         guint h;
1680
1681         Xstrdup_a(str, (const gchar *)key, return 0);
1682         trim_subject(str);
1683
1684         p = str;
1685         h = *p;
1686
1687         if (h) {
1688                 for (p += 1; *p != '\0'; p++)
1689                         h = (h << 5) - h + *p;
1690         }
1691
1692         return h;
1693 }
1694
1695 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1696 {
1697         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1698 }
1699
1700 void summary_attract_by_subject(SummaryView *summaryview)
1701 {
1702         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1703         GtkCList *clist = GTK_CLIST(ctree);
1704         GtkCTreeNode *src_node;
1705         GtkCTreeNode *dst_node, *sibling;
1706         GtkCTreeNode *tmp;
1707         MsgInfo *src_msginfo, *dst_msginfo;
1708         GHashTable *subject_table;
1709
1710         debug_print("Attracting messages by subject...");
1711         STATUSBAR_PUSH(summaryview->mainwin,
1712                        _("Attracting messages by subject..."));
1713
1714         main_window_cursor_wait(summaryview->mainwin);
1715         gtk_clist_freeze(clist);
1716
1717         subject_table = g_hash_table_new(attract_hash_func,
1718                                          attract_compare_func);
1719
1720         for (src_node = GTK_CTREE_NODE(clist->row_list);
1721              src_node != NULL;
1722              src_node = tmp) {
1723                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1724                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1725                 if (!src_msginfo) continue;
1726                 if (!src_msginfo->subject) continue;
1727
1728                 /* find attracting node */
1729                 dst_node = g_hash_table_lookup(subject_table,
1730                                                src_msginfo->subject);
1731
1732                 if (dst_node) {
1733                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1734
1735                         /* if the time difference is more than 20 days,
1736                            don't attract */
1737                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1738                             > 60 * 60 * 24 * 20)
1739                                 continue;
1740
1741                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1742                         if (src_node != sibling)
1743                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1744                 }
1745
1746                 g_hash_table_insert(subject_table,
1747                                     src_msginfo->subject, src_node);
1748         }
1749
1750         g_hash_table_destroy(subject_table);
1751
1752         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1753
1754         gtk_clist_thaw(clist);
1755
1756         debug_print("done.\n");
1757         STATUSBAR_POP(summaryview->mainwin);
1758
1759         main_window_cursor_normal(summaryview->mainwin);
1760 }
1761
1762 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1763                                       gpointer data)
1764 {
1765         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1766
1767         if (msginfo)
1768                 procmsg_msginfo_free(msginfo);
1769 }
1770
1771 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1772                                    gpointer data)
1773 {
1774         SummaryView *summaryview = data;
1775         MsgInfo *msginfo;
1776
1777         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1778
1779         if (msginfo->folder && msginfo->folder->folder &&
1780             msginfo->folder->folder->klass->type == F_NEWS)
1781                 news_flag_crosspost(msginfo);
1782
1783         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1784         && procmsg_msg_has_marked_parent(msginfo))
1785                 summaryview->unreadmarked++;
1786
1787         if (MSG_IS_DELETED(msginfo->flags))
1788                 summaryview->deleted++;
1789
1790         summaryview->total_size += msginfo->size;
1791
1792         summary_set_row_marks(summaryview, node);
1793 }
1794
1795 static void summary_update_status(SummaryView *summaryview)
1796 {
1797         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1798         GtkCTreeNode *node;
1799         MsgInfo *msginfo;
1800
1801         summaryview->total_size =
1802         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1803
1804         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1805              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1806                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1807
1808                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1809                 && procmsg_msg_has_marked_parent(msginfo))
1810                         summaryview->unreadmarked++;
1811                 if (MSG_IS_DELETED(msginfo->flags))
1812                         summaryview->deleted++;
1813                 if (MSG_IS_MOVE(msginfo->flags))
1814                         summaryview->moved++;
1815                 if (MSG_IS_COPY(msginfo->flags))
1816                         summaryview->copied++;
1817                 summaryview->total_size += msginfo->size;
1818         }
1819 }
1820
1821 static void summary_status_show(SummaryView *summaryview)
1822 {
1823         gchar *str;
1824         gchar *del, *mv, *cp;
1825         gchar *sel;
1826         gchar *spc;
1827         gchar *itstr;
1828         GList *rowlist, *cur;
1829         guint n_selected = 0;
1830         off_t sel_size = 0;
1831         MsgInfo *msginfo;
1832         gchar *name;
1833
1834         if (!summaryview->folder_item) {
1835                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1836                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1837                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1838                 return;
1839         }
1840
1841         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1842         for (cur = rowlist; cur != NULL; cur = cur->next) {
1843                 msginfo = gtk_ctree_node_get_row_data
1844                         (GTK_CTREE(summaryview->ctree),
1845                          GTK_CTREE_NODE(cur->data));
1846                 if (!msginfo)
1847                         g_warning("summary_status_show(): msginfo == NULL\n");
1848                 else {
1849                         sel_size += msginfo->size;
1850                         n_selected++;
1851                 }
1852         }
1853
1854         name = folder_item_get_name(summaryview->folder_item);
1855         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1856         g_free(name);
1857
1858         if (summaryview->deleted)
1859                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1860         else
1861                 del = g_strdup("");
1862         if (summaryview->moved)
1863                 mv = g_strdup_printf(_("%s%d moved"),
1864                                      summaryview->deleted ? _(", ") : "",
1865                                      summaryview->moved);
1866         else
1867                 mv = g_strdup("");
1868         if (summaryview->copied)
1869                 cp = g_strdup_printf(_("%s%d copied"),
1870                                      summaryview->deleted ||
1871                                      summaryview->moved ? _(", ") : "",
1872                                      summaryview->copied);
1873         else
1874                 cp = g_strdup("");
1875
1876         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1877                 spc = "    ";
1878         else
1879                 spc = "";
1880
1881         if (n_selected) {
1882                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1883                 if (n_selected == 1)
1884                         itstr = g_strdup(_(" item selected"));
1885                 else
1886                         itstr = g_strdup(_(" items selected"));
1887         } else {
1888                 sel = g_strdup("");
1889                 itstr = g_strdup("");
1890         }
1891
1892         str = g_strconcat(n_selected ? itos(n_selected) : "",
1893                                         itstr, sel, spc, del, mv, cp, NULL);
1894         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1895         g_free(str);
1896         g_free(sel);
1897         g_free(del);
1898         g_free(mv);
1899         g_free(cp);
1900         g_free(itstr);
1901
1902         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1903
1904                                       summaryview->folder_item->new_msgs,
1905                                       summaryview->folder_item->unread_msgs,
1906                                       summaryview->folder_item->total_msgs,
1907                                       to_human_readable(summaryview->total_size));
1908         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1909         g_free(str);
1910 }
1911
1912 static void summary_set_column_titles(SummaryView *summaryview)
1913 {
1914         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1915         GtkWidget *hbox;
1916         GtkWidget *label;
1917         GtkWidget *arrow;
1918         gint pos;
1919         const gchar *title;
1920         SummaryColumnType type;
1921         gboolean single_char;
1922         GtkJustification justify;
1923
1924         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1925                 SORT_BY_MARK,
1926                 SORT_BY_STATUS,
1927                 SORT_BY_MIME,
1928                 SORT_BY_SUBJECT,
1929                 SORT_BY_FROM,
1930                 SORT_BY_DATE,
1931                 SORT_BY_SIZE,
1932                 SORT_BY_NUMBER,
1933                 SORT_BY_SCORE,
1934                 SORT_BY_LOCKED
1935         };
1936
1937         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1938                 type = summaryview->col_state[pos].type;
1939
1940                 /* CLAWS: mime and unread are single char headers */
1941                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1942                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1943                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1944
1945                 switch (type) {
1946                 case S_COL_SUBJECT:
1947                 case S_COL_FROM:
1948                 case S_COL_DATE:
1949                 case S_COL_NUMBER:
1950                         if (prefs_common.trans_hdr)
1951                                 title = gettext(col_label[type]);
1952                         else
1953                                 title = col_label[type];
1954                         break;
1955                 /* CLAWS: dummies for mark and locked headers */
1956                 case S_COL_MARK:
1957                 case S_COL_LOCKED:
1958                         title = "";
1959                         break;
1960                 default:
1961                         title = gettext(col_label[type]);
1962                 }
1963
1964                 if (type == S_COL_MIME) {
1965                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
1966                         gtk_widget_show(label);
1967                         gtk_clist_set_column_widget(clist, pos, label);
1968                         continue;
1969                 }
1970                 if (single_char) {
1971                         gtk_clist_set_column_title(clist, pos, title);
1972                         continue;
1973                 }
1974
1975                 /* CLAWS: changed so that locked and mark headers
1976                  * show a pixmap instead of single character */
1977                 hbox  = gtk_hbox_new(FALSE, 4);
1978
1979                 if (type == S_COL_LOCKED)
1980                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1981                 else if (type == S_COL_MARK)
1982                         label = gtk_pixmap_new(markxpm, markxpmmask);
1983                 else
1984                         label = gtk_label_new(title);
1985
1986                 if (justify == GTK_JUSTIFY_RIGHT)
1987                         gtk_box_pack_end(GTK_BOX(hbox), label,
1988                                          FALSE, FALSE, 0);
1989                 else
1990                         gtk_box_pack_start(GTK_BOX(hbox), label,
1991                                            FALSE, FALSE, 0);
1992
1993                 if (summaryview->sort_key == sort_by[type]) {
1994                         arrow = gtk_arrow_new
1995                                 (summaryview->sort_type == SORT_ASCENDING
1996                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1997                                  GTK_SHADOW_IN);
1998                         if (justify == GTK_JUSTIFY_RIGHT)
1999                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2000                                                    FALSE, FALSE, 0);
2001                         else
2002                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2003                                                  FALSE, FALSE, 0);
2004                 }
2005
2006                 gtk_widget_show_all(hbox);
2007                 gtk_clist_set_column_widget(clist, pos, hbox);
2008         }
2009 }
2010
2011 void summary_sort(SummaryView *summaryview,
2012                   FolderSortKey sort_key, FolderSortType sort_type)
2013 {
2014         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2015         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2016         GtkCListCompareFunc cmp_func = NULL;
2017
2018         switch (sort_key) {
2019         case SORT_BY_MARK:
2020                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2021                 break;
2022         case SORT_BY_STATUS:
2023                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2024                 break;
2025         case SORT_BY_MIME:
2026                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2027                 break;
2028         case SORT_BY_NUMBER:
2029                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2030                 break;
2031         case SORT_BY_SIZE:
2032                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2033                 break;
2034         case SORT_BY_DATE:
2035                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2036                 break;
2037         case SORT_BY_FROM:
2038                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2039                 break;
2040         case SORT_BY_SUBJECT:
2041                 if (summaryview->simplify_subject_preg)
2042                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2043                 else
2044                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2045                 break;
2046         case SORT_BY_SCORE:
2047                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2048                 break;
2049         case SORT_BY_LABEL:
2050                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2051                 break;
2052         case SORT_BY_TO:
2053                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2054                 break;
2055         case SORT_BY_LOCKED:
2056                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2057                 break;
2058         case SORT_BY_NONE:
2059                 break;
2060         default:
2061                 return;
2062         }
2063
2064         summaryview->sort_key = sort_key;
2065         summaryview->sort_type = sort_type;
2066
2067         summary_set_column_titles(summaryview);
2068         summary_set_menu_sensitive(summaryview);
2069
2070         /* allow fallback to don't sort */
2071         if (summaryview->sort_key == SORT_BY_NONE)
2072                 return;
2073
2074         if(cmp_func != NULL) {
2075                 debug_print("Sorting summary...");
2076                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2077
2078                 main_window_cursor_wait(summaryview->mainwin);
2079
2080                 gtk_clist_set_compare_func(clist, cmp_func);
2081
2082                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2083
2084                 gtk_sctree_sort_recursive(ctree, NULL);
2085
2086                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2087
2088                 main_window_cursor_normal(summaryview->mainwin);
2089
2090                 debug_print("done.\n");
2091                 STATUSBAR_POP(summaryview->mainwin);
2092         }
2093 }
2094
2095 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2096                                    GtkCTreeNode *cnode, gpointer data)
2097 {
2098         SummaryView *summaryview = (SummaryView *)data;
2099         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2100         gchar *text[N_SUMMARY_COLS];
2101         gint *col_pos = summaryview->col_pos;
2102         const gchar *msgid = msginfo->msgid;
2103         GHashTable *msgid_table = summaryview->msgid_table;
2104
2105         summary_set_header(summaryview, text, msginfo);
2106
2107         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2108                                 NULL, NULL, NULL, NULL, FALSE,
2109                                 gnode->parent->parent ? TRUE : FALSE);
2110 #define SET_TEXT(col) \
2111         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2112                                 text[col_pos[col]])
2113
2114         SET_TEXT(S_COL_NUMBER);
2115         SET_TEXT(S_COL_SCORE);
2116         SET_TEXT(S_COL_SIZE);
2117         SET_TEXT(S_COL_DATE);
2118         SET_TEXT(S_COL_FROM);
2119         SET_TEXT(S_COL_SUBJECT);
2120
2121 #undef SET_TEXT
2122
2123         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2124         summary_set_marks_func(ctree, cnode, summaryview);
2125
2126         if (msgid && msgid[0] != '\0')
2127                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2128
2129         return TRUE;
2130 }
2131
2132 static void summary_set_ctree_from_list(SummaryView *summaryview,
2133                                         GSList *mlist)
2134 {
2135         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2136         MsgInfo *msginfo;
2137                 GtkCTreeNode *node = NULL;
2138         GHashTable *msgid_table;
2139         GHashTable *subject_table;
2140         GSList * cur;
2141
2142         if (!mlist) return;
2143
2144         debug_print("\tSetting summary from message data...");
2145         STATUSBAR_PUSH(summaryview->mainwin,
2146                        _("Setting summary from message data..."));
2147         gdk_flush();
2148
2149         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2150         summaryview->msgid_table = msgid_table;
2151         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2152         summaryview->subject_table = subject_table;
2153
2154         if (prefs_common.use_addr_book)
2155                 start_address_completion();
2156
2157         for (cur = mlist ; cur != NULL; cur = cur->next) {
2158                 msginfo = (MsgInfo *)cur->data;
2159                 msginfo->threadscore = msginfo->score;
2160         }
2161
2162         if (summaryview->threaded) {
2163                 GNode *root, *gnode;
2164
2165                 root = procmsg_get_thread_tree(mlist);
2166
2167                 for (gnode = root->children; gnode != NULL;
2168                      gnode = gnode->next) {
2169                         node = gtk_ctree_insert_gnode
2170                                 (ctree, NULL, node, gnode,
2171                                  summary_insert_gnode_func, summaryview);
2172                 }
2173
2174                 g_node_destroy(root);
2175
2176                 summary_thread_init(summaryview);
2177         } else {
2178                 gchar *text[N_SUMMARY_COLS];
2179                 cur = mlist;
2180                 for (; mlist != NULL; mlist = mlist->next) {
2181                         msginfo = (MsgInfo *)mlist->data;
2182
2183                         summary_set_header(summaryview, text, msginfo);
2184
2185                         node = gtk_ctree_insert_node
2186                                 (ctree, NULL, node, text, 2,
2187                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2188                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2189                         summary_set_marks_func(ctree, node, summaryview);
2190
2191                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2192                                 g_hash_table_insert(msgid_table,
2193                                                     msginfo->msgid, node);
2194
2195                         subject_table_insert(subject_table,
2196                                              msginfo->subject,
2197                                              node);
2198                 }
2199                 mlist = cur;
2200         }
2201
2202         if (prefs_common.enable_hscrollbar &&
2203             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2204                 gint optimal_width;
2205
2206                 optimal_width = gtk_clist_optimal_column_width
2207                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2208                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2209                                            summaryview->col_pos[S_COL_SUBJECT],
2210                                            optimal_width);
2211         }
2212
2213         if (prefs_common.use_addr_book)
2214                 end_address_completion();
2215
2216         debug_print("done.\n");
2217         STATUSBAR_POP(summaryview->mainwin);
2218         if (debug_get_mode()) {
2219                 debug_print("\tmsgid hash table size = %d\n",
2220                             g_hash_table_size(msgid_table));
2221                 debug_print("\tsubject hash table size = %d\n",
2222                             g_hash_table_size(subject_table));
2223         }
2224 }
2225
2226 static gchar *summary_complete_address(const gchar *addr)
2227 {
2228         gint count;
2229         gchar *res, *tmp, *email_addr;
2230
2231         Xstrdup_a(email_addr, addr, return NULL);
2232         extract_address(email_addr);
2233         g_return_val_if_fail(*email_addr, NULL);
2234
2235         /*
2236          * completion stuff must be already initialized
2237          */
2238         res = NULL;
2239         if (1 < (count = complete_address(email_addr))) {
2240                 tmp = get_complete_address(1);
2241 /*      tmp = addressbook_lookup_name( email_addr );
2242         if( tmp ) { */
2243                 res = procheader_get_fromname(tmp);
2244                 g_free(tmp);
2245         }
2246
2247         return res;
2248 }
2249
2250 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2251                                MsgInfo *msginfo)
2252 {
2253         static gchar date_modified[80];
2254         static gchar *to = NULL;
2255         static gchar col_score[11];
2256         static gchar buf[BUFFSIZE];
2257         gint *col_pos = summaryview->col_pos;
2258         FolderType ftype = F_UNKNOWN;
2259
2260         text[col_pos[S_COL_MARK]]   = NULL;
2261         text[col_pos[S_COL_STATUS]] = NULL;
2262         text[col_pos[S_COL_MIME]]   = NULL;
2263         text[col_pos[S_COL_LOCKED]] = NULL;
2264         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2265         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2266         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2267
2268         if (msginfo->date_t) {
2269                 procheader_date_get_localtime(date_modified,
2270                                               sizeof(date_modified),
2271                                               msginfo->date_t);
2272                 text[col_pos[S_COL_DATE]] = date_modified;
2273         } else if (msginfo->date)
2274                 text[col_pos[S_COL_DATE]] = msginfo->date;
2275         else
2276                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2277
2278         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2279                 _("(No From)");
2280
2281         if (msginfo->folder && msginfo->folder->folder)
2282                 ftype = msginfo->folder->folder->klass->type;
2283
2284         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2285                 gchar *addr = NULL;
2286
2287                 Xstrdup_a(addr, msginfo->from, return);
2288                 extract_address(addr);
2289                 if (prefs_common.use_addr_book) {
2290                         if (account_find_from_address(addr)) {
2291                                 addr = summary_complete_address(msginfo->to);
2292                                 g_free(to);
2293                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2294                                 text[col_pos[S_COL_FROM]] = to;
2295                                 g_free(addr);
2296                         }
2297                 } else {
2298                         if (account_find_from_address(addr)) {
2299                                 g_free(to);
2300                                 to = g_strconcat("-->", msginfo->to, NULL);
2301                                 text[col_pos[S_COL_FROM]] = to;
2302                         }
2303                 }
2304         }
2305
2306         /*
2307          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2308          * checking whether the above block (which handles the special case of
2309          * the --> in sent boxes) was executed.
2310          */
2311         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2312                 gchar *from = summary_complete_address(msginfo->from);
2313                 if (from) {
2314                         g_free(to);
2315                         to = from;
2316                         text[col_pos[S_COL_FROM]] = to;
2317                 }
2318         }
2319
2320         if (summaryview->simplify_subject_preg != NULL)
2321                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2322                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2323                                         summaryview->simplify_subject_preg) :
2324                         _("(No Subject)");
2325         else
2326                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2327                         _("(No Subject)");
2328 }
2329
2330 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2331 {
2332         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2333 }
2334
2335 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2336                                       GtkCTreeNode *row)
2337 {
2338         g_return_if_fail(summaryview != NULL);
2339         g_return_if_fail(msginfo != NULL);
2340         g_return_if_fail(row != NULL);
2341
2342         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2343         && procmsg_msg_has_marked_parent(msginfo))
2344                 summaryview->unreadmarked--;
2345         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2346                 procmsg_msginfo_unset_flags
2347                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2348                 summary_set_row_marks(summaryview, row);
2349                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2350                 summary_status_show(summaryview);
2351         }
2352 }
2353
2354 typedef struct  {
2355         MsgInfo *msginfo;
2356         SummaryView *summaryview;
2357         GtkCTreeNode *row;
2358 } MarkAsReadData;
2359
2360 static int msginfo_mark_as_read_timeout(void *data)
2361 {
2362         MarkAsReadData *mdata = (MarkAsReadData *)data;
2363         if (!mdata)
2364                 return FALSE;
2365
2366         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2367                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2368                                      mdata->row);
2369
2370         g_free(mdata);
2371
2372         return FALSE;
2373 }
2374
2375 static void summary_display_msg_full(SummaryView *summaryview,
2376                                      GtkCTreeNode *row,
2377                                      gboolean new_window, gboolean all_headers)
2378 {
2379         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2380         MsgInfo *msginfo;
2381         gint val;
2382
2383         if (!new_window) {
2384                 if (summaryview->displayed == row)
2385                         return;
2386                 else
2387                         summaryview->messageview->filtered = FALSE;
2388         }
2389
2390         g_return_if_fail(row != NULL);
2391
2392         if (summary_is_locked(summaryview)) return;
2393         summary_lock(summaryview);
2394
2395         STATUSBAR_POP(summaryview->mainwin);
2396         GTK_EVENTS_FLUSH();
2397
2398         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2399
2400         if (new_window) {
2401                 MessageView *msgview;
2402
2403                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2404                 val = messageview_show(msgview, msginfo, all_headers);
2405         } else {
2406                 MessageView *msgview;
2407
2408                 msgview = summaryview->messageview;
2409
2410                 summaryview->displayed = row;
2411                 if (!messageview_is_visible(msgview))
2412                         main_window_toggle_message_view(summaryview->mainwin);
2413                 val = messageview_show(msgview, msginfo, all_headers);
2414                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2415                         gtk_widget_grab_focus(summaryview->ctree);
2416                 GTK_EVENTS_FLUSH();
2417                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2418         }
2419
2420         if (val == 0) {
2421                 if (prefs_common.mark_as_read_delay) {
2422                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2423                         data->summaryview = summaryview;
2424                         data->msginfo = msginfo;
2425                         data->row = row;
2426                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2427                                 msginfo_mark_as_read_timeout, data);
2428                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2429                         msginfo_mark_as_read(summaryview, msginfo, row);
2430                 }
2431         }
2432
2433         summary_set_menu_sensitive(summaryview);
2434         toolbar_main_set_sensitive(summaryview->mainwin);
2435         messageview_set_menu_sensitive(summaryview->messageview);
2436
2437         summary_unlock(summaryview);
2438 }
2439
2440 void summary_display_msg_selected(SummaryView *summaryview,
2441                                   gboolean all_headers)
2442 {
2443         if (summary_is_locked(summaryview)) return;
2444         summaryview->displayed = NULL;
2445         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2446                                  all_headers);
2447 }
2448
2449 void summary_redisplay_msg(SummaryView *summaryview)
2450 {
2451         GtkCTreeNode *node;
2452
2453         if (summaryview->displayed) {
2454                 node = summaryview->displayed;
2455                 summaryview->displayed = NULL;
2456                 summary_display_msg(summaryview, node);
2457         }
2458 }
2459
2460 void summary_open_msg(SummaryView *summaryview)
2461 {
2462         if (!summaryview->selected) return;
2463
2464         /* CLAWS: if separate message view, don't open a new window
2465          * but rather use the current separated message view */
2466         summary_display_msg_full(summaryview, summaryview->selected,
2467                                  prefs_common.sep_msg ? FALSE : TRUE,
2468                                  FALSE);
2469 }
2470
2471 void summary_view_source(SummaryView * summaryview)
2472 {
2473         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2474         MsgInfo *msginfo;
2475         SourceWindow *srcwin;
2476
2477         if (!summaryview->selected) return;
2478
2479         srcwin = source_window_create();
2480         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2481         source_window_show_msg(srcwin, msginfo);
2482         source_window_show(srcwin);
2483 }
2484
2485 void summary_reedit(SummaryView *summaryview)
2486 {
2487         MsgInfo *msginfo;
2488
2489         if (!summaryview->selected) return;
2490         if (!summaryview->folder_item) return;
2491         if (summaryview->folder_item->stype != F_OUTBOX &&
2492             summaryview->folder_item->stype != F_DRAFT  &&
2493             summaryview->folder_item->stype != F_QUEUE) return;
2494
2495         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2496                                               summaryview->selected);
2497         if (!msginfo) return;
2498
2499         compose_reedit(msginfo);
2500 }
2501
2502 void summary_step(SummaryView *summaryview, GtkScrollType type)
2503 {
2504         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2505         GtkCTreeNode *node;
2506
2507         if (summary_is_locked(summaryview)) return;
2508
2509         if (type == GTK_SCROLL_STEP_FORWARD) {
2510                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2511                 if (node)
2512                         gtkut_ctree_expand_parent_all(ctree, node);
2513                 else
2514                         return;
2515         } else {
2516                 if (summaryview->selected) {
2517                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2518                         if (!node) return;
2519                 }
2520         }
2521
2522         if (messageview_is_visible(summaryview->messageview))
2523                 summaryview->display_msg = TRUE;
2524
2525         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
2526                               type, 0.0);
2527
2528         if (GTK_CLIST(ctree)->selection)
2529                 gtk_sctree_set_anchor_row
2530                         (GTK_SCTREE(ctree),
2531                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2532
2533 }
2534
2535 void summary_toggle_view(SummaryView *summaryview)
2536 {
2537         if (!messageview_is_visible(summaryview->messageview) &&
2538             summaryview->selected)
2539                 summary_display_msg(summaryview,
2540                                     summaryview->selected);
2541         else
2542                 main_window_toggle_message_view(summaryview->mainwin);
2543 }
2544
2545 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2546                                                 GtkCTreeNode *node)
2547 {
2548         MsgInfo *msginfo;
2549
2550         if (node) {
2551                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2552                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2553                         return TRUE;
2554                 node = GTK_CTREE_ROW(node)->children;
2555         } else
2556                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2557
2558         while (node) {
2559                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2560                         return TRUE;
2561                 node = GTK_CTREE_ROW(node)->sibling;
2562         }
2563
2564         return FALSE;
2565 }
2566
2567 static gboolean summary_have_unread_children(SummaryView *summaryview,
2568                                              GtkCTreeNode *node)
2569 {
2570         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2571
2572         if (!node) return FALSE;
2573
2574         node = GTK_CTREE_ROW(node)->children;
2575
2576         while (node) {
2577                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2578                         return TRUE;
2579                 node = GTK_CTREE_ROW(node)->sibling;
2580         }
2581
2582         return FALSE;
2583 }
2584
2585 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2586 {
2587         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2588         GtkStyle *style = NULL;
2589         MsgInfo *msginfo;
2590         MsgFlags flags;
2591         gint *col_pos = summaryview->col_pos;
2592
2593         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2594         if (!msginfo) return;
2595
2596         flags = msginfo->flags;
2597
2598         gtk_ctree_node_set_foreground(ctree, row, NULL);
2599
2600         /* set new/unread column */
2601         if (MSG_IS_IGNORE_THREAD(flags)) {
2602                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2603                                           ignorethreadxpm, ignorethreadxpmmask);
2604         } else if (MSG_IS_NEW(flags)) {
2605                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2606                                           newxpm, newxpmmask);
2607         } else if (MSG_IS_UNREAD(flags)) {
2608                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2609                                           unreadxpm, unreadxpmmask);
2610         } else if (MSG_IS_REPLIED(flags)) {
2611                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2612                                           repliedxpm, repliedxpmmask);
2613         } else if (MSG_IS_FORWARDED(flags)) {
2614                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2615                                           forwardedxpm, forwardedxpmmask);
2616         } else {
2617                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2618                                         NULL);
2619         }
2620
2621         if (prefs_common.bold_unread &&
2622             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2623              (!GTK_CTREE_ROW(row)->expanded &&
2624               GTK_CTREE_ROW(row)->children &&
2625               summary_have_unread_children(summaryview, row))))
2626                 style = bold_style;
2627
2628         /* set mark column */
2629         if (MSG_IS_DELETED(flags)) {
2630                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2631                                           deletedxpm, deletedxpmmask);
2632                 if (style)
2633                         style = bold_deleted_style;
2634                 else {
2635                         style = small_deleted_style;
2636                 }
2637                         gtk_ctree_node_set_foreground
2638                                 (ctree, row, &summaryview->color_dim);
2639         } else if (MSG_IS_MARKED(flags)) {
2640                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2641                                           markxpm, markxpmmask);
2642         } else if (MSG_IS_MOVE(flags)) {
2643                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2644                 if (style)
2645                         style = bold_marked_style;
2646                 else {
2647                         style = small_marked_style;
2648                 }
2649                         gtk_ctree_node_set_foreground
2650                                 (ctree, row, &summaryview->color_marked);
2651         } else if (MSG_IS_COPY(flags)) {
2652                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2653                 if (style)
2654                         style = bold_marked_style;
2655                 else {
2656                         style = small_marked_style;
2657                 }
2658                         gtk_ctree_node_set_foreground
2659                                 (ctree, row, &summaryview->color_marked);
2660 #if 0
2661         } else if ((global_scoring ||
2662                   summaryview->folder_item->prefs->scoring) &&
2663                  (msginfo->score >= summaryview->important_score) &&
2664                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2665                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2666                 gtk_ctree_node_set_foreground(ctree, row,
2667                                               &summaryview->color_important);
2668 #endif
2669         } else {
2670                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2671         }
2672
2673         if (MSG_IS_LOCKED(flags)) {
2674                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2675                                           lockedxpm, lockedxpmmask);
2676         }
2677         else {
2678                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2679         }
2680
2681         if (MSG_IS_SIGNED(flags)) {
2682                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2683                                           gpgsignedxpm, gpgsignedxpmmask);
2684         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2685                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2686                                           clipkeyxpm, clipkeyxpmmask);
2687         } else if (MSG_IS_ENCRYPTED(flags)) {
2688                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2689                                           keyxpm, keyxpmmask);
2690         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2691                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2692                                           clipxpm, clipxpmmask);
2693         } else {
2694                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2695         }
2696         if (!style)
2697                 style = small_style;
2698
2699         gtk_ctree_node_set_row_style(ctree, row, style);
2700
2701         if (MSG_GET_COLORLABEL(flags))
2702                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2703 }
2704
2705 void summary_set_marks_selected(SummaryView *summaryview)
2706 {
2707         GList *cur;
2708
2709         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2710              cur = cur->next)
2711                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2712 }
2713
2714 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2715 {
2716         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2717         MsgInfo *msginfo;
2718
2719         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2720         if (MSG_IS_DELETED(msginfo->flags))
2721                 summaryview->deleted--;
2722         if (MSG_IS_MOVE(msginfo->flags))
2723                 summaryview->moved--;
2724         if (MSG_IS_COPY(msginfo->flags))
2725                 summaryview->copied--;
2726         procmsg_update_unread_children (msginfo, TRUE);
2727
2728         procmsg_msginfo_set_to_folder(msginfo, NULL);
2729         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2730         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2731         summary_set_row_marks(summaryview, row);
2732         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2733 }
2734
2735 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2736 {
2737         gboolean changed = FALSE;
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                 summaryview->deleted--;
2744         if (MSG_IS_MOVE(msginfo->flags)) {
2745                 summaryview->moved--;
2746                 changed = TRUE;
2747         }
2748         if (MSG_IS_COPY(msginfo->flags)) {
2749                 summaryview->copied--;
2750                 changed = TRUE;
2751         }
2752         procmsg_msginfo_set_to_folder(msginfo, NULL);
2753         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2754         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2755         summary_set_row_marks(summaryview, row);
2756         debug_print("Message %d is locked\n", msginfo->msgnum);
2757 }
2758
2759 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2760 {
2761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2762         MsgInfo *msginfo;
2763
2764         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2765         if (!MSG_IS_LOCKED(msginfo->flags))
2766                 return;
2767         procmsg_msginfo_set_to_folder(msginfo, NULL);
2768         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2769         summary_set_row_marks(summaryview, row);
2770         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2771 }
2772
2773 void summary_mark(SummaryView *summaryview)
2774 {
2775         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2776         GList *cur;
2777
2778         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2779                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2780
2781         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2782         summary_status_show(summaryview);
2783 }
2784
2785 static void summary_mark_row_as_read(SummaryView *summaryview,
2786                                      GtkCTreeNode *row)
2787 {
2788         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2789         MsgInfo *msginfo;
2790
2791         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2792
2793         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2794                 return;
2795
2796         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2797         && procmsg_msg_has_marked_parent(msginfo))
2798                 summaryview->unreadmarked--;
2799
2800         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2801         summary_set_row_marks(summaryview, row);
2802         debug_print("Message %d is marked as read\n",
2803                 msginfo->msgnum);
2804 }
2805
2806 void summary_mark_as_read(SummaryView *summaryview)
2807 {
2808         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2809         GList *cur;
2810
2811         folder_item_update_freeze();
2812         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2813                 summary_mark_row_as_read(summaryview,
2814                                          GTK_CTREE_NODE(cur->data));
2815         folder_item_update_thaw();
2816
2817         summary_status_show(summaryview);
2818 }
2819
2820 void summary_msgs_lock(SummaryView *summaryview)
2821 {
2822         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2823         GList *cur;
2824
2825         folder_item_update_freeze();
2826         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2827                 summary_lock_row(summaryview,
2828                                          GTK_CTREE_NODE(cur->data));
2829         folder_item_update_thaw();
2830
2831         summary_status_show(summaryview);
2832 }
2833
2834 void summary_msgs_unlock(SummaryView *summaryview)
2835 {
2836         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2837         GList *cur;
2838
2839         folder_item_update_freeze();
2840         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2841                 summary_unlock_row(summaryview,
2842                                    GTK_CTREE_NODE(cur->data));
2843         folder_item_update_thaw();
2844
2845         summary_status_show(summaryview);
2846 }
2847
2848 void summary_mark_all_read(SummaryView *summaryview)
2849 {
2850         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2851         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2852         GtkCTreeNode *node;
2853
2854         gtk_clist_freeze(clist);
2855         folder_item_update_freeze();
2856         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2857              node = gtkut_ctree_node_next(ctree, node))
2858                 summary_mark_row_as_read(summaryview, node);
2859         folder_item_update_thaw();
2860         gtk_clist_thaw(clist);
2861
2862         summary_status_show(summaryview);
2863 }
2864
2865 static void summary_mark_row_as_unread(SummaryView *summaryview,
2866                                        GtkCTreeNode *row)
2867 {
2868         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2869         MsgInfo *msginfo;
2870
2871         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2872         if (MSG_IS_DELETED(msginfo->flags)) {
2873                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2874                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2875                 summaryview->deleted--;
2876         }
2877
2878         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2879         && procmsg_msg_has_marked_parent(msginfo))
2880                 summaryview->unreadmarked++;
2881
2882         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2883         debug_print("Message %d is marked as unread\n",
2884                 msginfo->msgnum);
2885
2886         summary_set_row_marks(summaryview, row);
2887 }
2888
2889 void summary_mark_as_unread(SummaryView *summaryview)
2890 {
2891         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2892         GList *cur;
2893
2894         folder_item_update_freeze();
2895         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2896                 summary_mark_row_as_unread(summaryview,
2897                                            GTK_CTREE_NODE(cur->data));
2898         folder_item_update_thaw();
2899
2900         summary_status_show(summaryview);
2901 }
2902
2903 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2904 {
2905         GList * cur;
2906         gboolean found;
2907
2908         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2909
2910         case F_NEWS:
2911
2912                 /*
2913                   security : checks if one the accounts correspond to
2914                   the author of the post
2915                 */
2916
2917                 found = FALSE;
2918                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2919                         PrefsAccount * account;
2920                         gchar * from_name;
2921
2922                         account = cur->data;
2923                         if (account->name && *account->name)
2924                                 from_name =
2925                                         g_strdup_printf("%s <%s>",
2926                                                         account->name,
2927                                                         account->address);
2928                         else
2929                                 from_name =
2930                                         g_strdup_printf("%s",
2931                                                         account->address);
2932
2933                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
2934                                 g_free(from_name);
2935                                 found = TRUE;
2936                                 break;
2937                         }
2938                         g_free(from_name);
2939                 }
2940
2941                 if (!found) {
2942                         alertpanel_error(_("You're not the author of the article\n"));
2943                 }
2944
2945                 return found;
2946
2947         default:
2948                 return TRUE;
2949         }
2950 }
2951
2952 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2953 {
2954         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2955         MsgInfo *msginfo;
2956
2957         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2958
2959         if (!check_permission(summaryview, msginfo))
2960                 return;
2961
2962         if (MSG_IS_LOCKED(msginfo->flags)) return;
2963
2964         if (MSG_IS_DELETED(msginfo->flags)) return;
2965
2966         if (MSG_IS_MOVE(msginfo->flags))
2967                 summaryview->moved--;
2968         if (MSG_IS_COPY(msginfo->flags))
2969                 summaryview->copied--;
2970         procmsg_update_unread_children (msginfo, FALSE);
2971
2972         procmsg_msginfo_set_to_folder(msginfo, NULL);
2973         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2974         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2975         summaryview->deleted++;
2976
2977         if (!prefs_common.immediate_exec &&
2978             summaryview->folder_item->stype != F_TRASH)
2979                 summary_set_row_marks(summaryview, row);
2980
2981         debug_print("Message %s/%d is set to delete\n",
2982                     msginfo->folder->path, msginfo->msgnum);
2983 }
2984
2985 void summary_cancel(SummaryView *summaryview)
2986 {
2987         MsgInfo * msginfo;
2988         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2989
2990         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2991                                               summaryview->selected);
2992         if (!msginfo) return;
2993
2994         if (!check_permission(summaryview, msginfo))
2995                 return;
2996
2997         news_cancel_article(summaryview->folder_item->folder, msginfo);
2998
2999         if (summary_is_locked(summaryview)) return;
3000
3001         summary_lock(summaryview);
3002
3003         gtk_clist_freeze(clist);
3004
3005         summary_update_status(summaryview);
3006         summary_status_show(summaryview);
3007
3008         gtk_clist_thaw(clist);
3009
3010         summary_unlock(summaryview);
3011 }
3012
3013 void summary_delete(SummaryView *summaryview)
3014 {
3015         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3016         FolderItem *item = summaryview->folder_item;
3017         GList *cur;
3018         GtkCTreeNode *sel_last = NULL;
3019         GtkCTreeNode *node;
3020
3021         if (!item) return;
3022
3023         if (summary_is_locked(summaryview)) return;
3024
3025         /* if current folder is trash, ask for confirmation */
3026         if (item->stype == F_TRASH) {
3027                 AlertValue aval;
3028                 MsgInfo *msginfo;
3029
3030                 aval = alertpanel(_("Delete message(s)"),
3031                                   _("Do you really want to delete message(s) from the trash?"),
3032                                   _("Yes"), _("No"), NULL);
3033                 if (aval != G_ALERTDEFAULT) return;
3034
3035                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3036                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3037                         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3038                         partial_mark_for_delete(msginfo);
3039                 }
3040
3041         }
3042
3043         main_window_cursor_wait(summaryview->mainwin);
3044
3045         /* next code sets current row focus right. We need to find a row
3046          * that is not deleted. */
3047         folder_item_update_freeze();
3048         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
3049                 sel_last = GTK_CTREE_NODE(cur->data);
3050                 summary_delete_row(summaryview, sel_last);
3051         }
3052         folder_item_update_thaw();
3053
3054         node = summary_find_next_msg(summaryview, sel_last);
3055         if (!node)
3056                 node = summary_find_prev_msg(summaryview, sel_last);
3057
3058         summary_select_node(summaryview, node, FALSE, FALSE);
3059
3060         if (prefs_common.immediate_exec || item->stype == F_TRASH) {
3061                 summary_execute(summaryview);
3062                 /* after deleting, the anchor may be at an invalid row
3063                  * so reset it to the node we found earlier */
3064                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3065         } else
3066                 summary_status_show(summaryview);
3067
3068         main_window_cursor_normal(summaryview->mainwin);
3069 }
3070
3071 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3072 {
3073         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3074         MsgInfo *msginfo;
3075
3076         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3077         if (MSG_IS_DELETED(msginfo->flags))
3078                 summaryview->deleted--;
3079         if (MSG_IS_MOVE(msginfo->flags))
3080                 summaryview->moved--;
3081         if (MSG_IS_COPY(msginfo->flags))
3082                 summaryview->copied--;
3083         procmsg_update_unread_children (msginfo, FALSE);
3084
3085         procmsg_msginfo_set_to_folder(msginfo, NULL);
3086         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3087         summary_set_row_marks(summaryview, row);
3088
3089         debug_print("Message %s/%d is unmarked\n",
3090                     msginfo->folder->path, msginfo->msgnum);
3091 }
3092
3093 void summary_unmark(SummaryView *summaryview)
3094 {
3095         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3096         GList *cur;
3097
3098         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3099                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3100
3101         summary_status_show(summaryview);
3102 }
3103
3104 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3105                                 FolderItem *to_folder)
3106 {
3107         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3108         MsgInfo *msginfo;
3109
3110         g_return_if_fail(to_folder != NULL);
3111
3112         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3113         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3114         if (MSG_IS_DELETED(msginfo->flags))
3115                 summaryview->deleted--;
3116         if (MSG_IS_COPY(msginfo->flags)) {
3117                 summaryview->copied--;
3118         }
3119         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3120         if (!MSG_IS_MOVE(msginfo->flags)) {
3121                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3122                 summaryview->moved++;
3123         }
3124         if (!prefs_common.immediate_exec) {
3125                 summary_set_row_marks(summaryview, row);
3126         }
3127
3128         debug_print("Message %d is set to move to %s\n",
3129                     msginfo->msgnum, to_folder->path);
3130 }
3131
3132 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3133 {
3134         GList *cur;
3135
3136         if (!to_folder) return;
3137         if (!summaryview->folder_item ||
3138             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3139
3140         if (summary_is_locked(summaryview)) return;
3141
3142         if (summaryview->folder_item == to_folder) {
3143                 alertpanel_error(_("Destination is same as current folder."));
3144                 return;
3145         }
3146
3147         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3148              cur != NULL; cur = cur->next)
3149                 summary_move_row_to
3150                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3151
3152         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3153
3154         if (prefs_common.immediate_exec)
3155                 summary_execute(summaryview);
3156         else {
3157                 summary_status_show(summaryview);
3158         }
3159
3160         if (!summaryview->selected) { /* this was the last message */
3161                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3162                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3163                 if (node)
3164                         summary_select_node(summaryview, node, TRUE, TRUE);
3165         }
3166
3167 }
3168
3169 void summary_move_to(SummaryView *summaryview)
3170 {
3171         FolderItem *to_folder;
3172
3173         if (!summaryview->folder_item ||
3174             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3175
3176         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3177                                          FOLDER_SEL_MOVE, NULL);
3178         summary_move_selected_to(summaryview, to_folder);
3179 }
3180
3181 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3182                                 FolderItem *to_folder)
3183 {
3184         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3185         MsgInfo *msginfo;
3186
3187         g_return_if_fail(to_folder != NULL);
3188
3189         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3190         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3191         if (MSG_IS_DELETED(msginfo->flags))
3192                 summaryview->deleted--;
3193         if (MSG_IS_MOVE(msginfo->flags)) {
3194                 summaryview->moved--;
3195         }
3196         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3197         if (!MSG_IS_COPY(msginfo->flags)) {
3198                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3199                 summaryview->copied++;
3200         }
3201         if (!prefs_common.immediate_exec) {
3202                 summary_set_row_marks(summaryview, row);
3203         }
3204
3205         debug_print("Message %d is set to copy to %s\n",
3206                     msginfo->msgnum, to_folder->path);
3207 }
3208
3209 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3210 {
3211         GList *cur;
3212
3213         if (!to_folder) return;
3214         if (!summaryview->folder_item) return;
3215
3216         if (summary_is_locked(summaryview)) return;
3217
3218         if (summaryview->folder_item == to_folder) {
3219                 alertpanel_error
3220                         (_("Destination to copy is same as current folder."));
3221                 return;
3222         }
3223
3224         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3225              cur != NULL; cur = cur->next)
3226                 summary_copy_row_to
3227                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3228
3229         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3230
3231         if (prefs_common.immediate_exec)
3232                 summary_execute(summaryview);
3233         else {
3234                 summary_status_show(summaryview);
3235         }
3236 }
3237
3238 void summary_copy_to(SummaryView *summaryview)
3239 {
3240         FolderItem *to_folder;
3241
3242         if (!summaryview->folder_item) return;
3243
3244         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3245                                          FOLDER_SEL_COPY, NULL);
3246         summary_copy_selected_to(summaryview, to_folder);
3247 }
3248
3249 void summary_add_address(SummaryView *summaryview)
3250 {
3251         MsgInfo *msginfo;
3252         gchar *from;
3253
3254         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3255                                               summaryview->selected);
3256         if (!msginfo) return;
3257
3258         Xstrdup_a(from, msginfo->from, return);
3259         eliminate_address_comment(from);
3260         extract_address(from);
3261         addressbook_add_contact(msginfo->fromname, from, NULL);
3262 }
3263
3264 void summary_select_all(SummaryView *summaryview)
3265 {
3266         if (!summaryview->folder_item) return;
3267
3268         if (summaryview->folder_item->total_msgs >= 500) {
3269                 STATUSBAR_PUSH(summaryview->mainwin,
3270                                _("Selecting all messages..."));
3271                 main_window_cursor_wait(summaryview->mainwin);
3272         }
3273
3274         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3275
3276         if (summaryview->folder_item->total_msgs >= 500) {
3277                 STATUSBAR_POP(summaryview->mainwin);
3278                 main_window_cursor_normal(summaryview->mainwin);
3279         }
3280 }
3281
3282 void summary_unselect_all(SummaryView *summaryview)
3283 {
3284         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3285 }
3286
3287 void summary_select_thread(SummaryView *summaryview)
3288 {
3289         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3290         GtkCTreeNode *node = summaryview->selected;
3291
3292         if (!node) return;
3293
3294         while (GTK_CTREE_ROW(node)->parent != NULL)
3295                 node = GTK_CTREE_ROW(node)->parent;
3296
3297         if (node != summaryview->selected)
3298                 summary_select_node
3299                         (summaryview, node,
3300                          messageview_is_visible(summaryview->messageview),
3301                          FALSE);
3302
3303         gtk_ctree_select_recursive(ctree, node);
3304
3305         summary_status_show(summaryview);
3306 }
3307
3308 void summary_save_as(SummaryView *summaryview)
3309 {
3310         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3311         MsgInfo *msginfo;
3312         gchar *filename = NULL;
3313         gchar *src, *dest;
3314         gchar *tmp;
3315
3316         AlertValue aval = 0;
3317
3318         if (!summaryview->selected) return;
3319         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3320         if (!msginfo) return;
3321
3322         if (msginfo->subject) {
3323     &nb