src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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 <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_to_clicked          (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_subject_clicked     (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_locked_clicked      (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_status       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_simplified_subject
 359                                         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_score        (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_label        (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_to           (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_subject      (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 381                                          gpointer        data);
 382 static void tog_searchbar_cb            (GtkWidget      *w,
 383                                          gpointer        data);
 384
 385 static void summary_find_answers        (SummaryView    *summaryview,
 386                                          MsgInfo        *msg);
 387
 388 static gboolean summary_update_msg      (gpointer source, gpointer data);
 389
 390 GtkTargetEntry summary_drag_types[1] =
 391 {
 392         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 393 };
 394
 395 static GtkItemFactoryEntry summary_popup_entries[] =
 396 {
 397         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 398         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 399         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 400         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 401         {N_("/Repl_y to/mailing _list"),
 402                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 403         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 406         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 409         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 410         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 411         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 412         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 413         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 414         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 415         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 416         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 417         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 418         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 419         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 420         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 421         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 422         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 423         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 424         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 425         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 426
 427         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 428         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 429         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 430         {N_("/Add sender to address boo_k"),
 431                                         NULL, summary_add_address_cb, 0, NULL},
 432         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 433         {N_("/Create f_ilter rule/_Automatically"),
 434                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 435         {N_("/Create f_ilter rule/by _From"),
 436                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 437         {N_("/Create f_ilter rule/by _To"),
 438                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 439         {N_("/Create f_ilter rule/by _Subject"),
 440                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 441         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 442         {N_("/Create processing rule/_Automatically"),
 443                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 444         {N_("/Create processing rule/by _From"),
 445                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 446         {N_("/Create processing rule/by _To"),
 447                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 448         {N_("/Create processing rule/by _Subject"),
 449                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 450         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 451         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 452         {N_("/_View/Open in new _window"),
 453                                         "<control><alt>N", summary_open_msg,    0, NULL},
 454         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 455         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 456 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 457
 458 static const gchar *const col_label[N_SUMMARY_COLS] = {
 459         N_("M"),        /* S_COL_MARK    */
 460         N_("S"),        /* S_COL_STATUS  */
 461         "",             /* S_COL_MIME    */
 462         N_("Subject"),  /* S_COL_SUBJECT */
 463         N_("From"),     /* S_COL_FROM    */
 464         N_("To"),       /* S_COL_TO      */
 465         N_("Date"),     /* S_COL_DATE    */
 466         N_("Size"),     /* S_COL_SIZE    */
 467         N_("No."),      /* S_COL_NUMBER  */
 468         N_("Score"),    /* S_COL_SCORE   */
 469         N_("L")         /* S_COL_LOCKED  */
 470 };
 471
 472 #define START_LONG_OPERATION(summaryview) {                     \
 473         summary_lock(summaryview);                              \
 474         main_window_cursor_wait(summaryview->mainwin);          \
 475         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 476         folder_item_update_freeze();                            \
 477         inc_lock();                                             \
 478 }
 479 #define END_LONG_OPERATION(summaryview) {                       \
 480         inc_unlock();                                           \
 481         folder_item_update_thaw();                              \
 482         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 483         main_window_cursor_normal(summaryview->mainwin);        \
 484         summary_unlock(summaryview);                            \
 485 }
 486
 487 SummaryView *summary_create(void)
 488 {
 489         SummaryView *summaryview;
 490         GtkWidget *vbox;
 491         GtkWidget *scrolledwin;
 492         GtkWidget *ctree;
 493         GtkWidget *hbox;
 494         GtkWidget *hbox_l;
 495         GtkWidget *statlabel_folder;
 496         GtkWidget *statlabel_select;
 497         GtkWidget *statlabel_msgs;
 498         GtkWidget *hbox_spc;
 499         GtkWidget *toggle_eventbox;
 500         GtkWidget *toggle_arrow;
 501         GtkWidget *popupmenu;
 502         GtkWidget *toggle_search;
 503         GtkTooltips *search_tip;
 504         GtkItemFactory *popupfactory;
 505         gint n_entries;
 506         QuickSearch *quicksearch;
 507
 508         debug_print("Creating summary view...\n");
 509         summaryview = g_new0(SummaryView, 1);
 510
 511 #define SUMMARY_VBOX_SPACING 3
 512         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 513
 514         /* create status label */
 515         hbox = gtk_hbox_new(FALSE, 0);
 516         gtk_widget_show(hbox);
 517
 518         search_tip = gtk_tooltips_new();
 519         toggle_search = gtk_toggle_button_new();
 520         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 521                                      prefs_common.show_searchbar);
 522         gtk_widget_show(toggle_search);
 523
 524         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 525                              toggle_search,
 526                              _("Toggle quick-search bar"), NULL);
 527
 528         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 529
 530         hbox_l = gtk_hbox_new(FALSE, 0);
 531         gtk_widget_show(hbox_l);
 532         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 533
 534         statlabel_folder = gtk_label_new("");
 535         gtk_widget_show(statlabel_folder);
 536         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 537         statlabel_select = gtk_label_new("");
 538         gtk_widget_show(statlabel_select);
 539         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 540
 541         /* toggle view button */
 542         toggle_eventbox = gtk_event_box_new();
 543         gtk_widget_show(toggle_eventbox);
 544         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 545         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 546         gtk_widget_show(toggle_arrow);
 547         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 548         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 549                          G_CALLBACK(summary_toggle_pressed),
 550                          summaryview);
 551
 552
 553         statlabel_msgs = gtk_label_new("");
 554         gtk_widget_show(statlabel_msgs);
 555         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 556
 557         hbox_spc = gtk_hbox_new(FALSE, 0);
 558         gtk_widget_show(hbox_spc);
 559         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 560
 561         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 562         gtk_widget_show(scrolledwin);
 563         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 564                                        GTK_POLICY_AUTOMATIC,
 565                                        GTK_POLICY_AUTOMATIC);
 566         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 567         gtk_widget_set_size_request(vbox,
 568                              prefs_common.summaryview_width,
 569                              prefs_common.summaryview_height);
 570
 571         ctree = summary_ctree_create(summaryview);
 572         gtk_widget_show(ctree);
 573
 574         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 575                                             GTK_CLIST(ctree)->hadjustment);
 576         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 577                                             GTK_CLIST(ctree)->vadjustment);
 578         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 579
 580         /* status label */
 581         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 582
 583         /* quick search */
 584         quicksearch = quicksearch_new();
 585         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 586
 587         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 588
 589         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 590                           G_CALLBACK(tog_searchbar_cb), summaryview);
 591
 592         /* create popup menu */
 593         n_entries = sizeof(summary_popup_entries) /
 594                 sizeof(summary_popup_entries[0]);
 595         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 596                                       "<SummaryView>", &popupfactory,
 597                                       summaryview);
 598
 599         summaryview->vbox = vbox;
 600         summaryview->scrolledwin = scrolledwin;
 601         summaryview->ctree = ctree;
 602         summaryview->hbox = hbox;
 603         summaryview->hbox_l = hbox_l;
 604         summaryview->statlabel_folder = statlabel_folder;
 605         summaryview->statlabel_select = statlabel_select;
 606         summaryview->statlabel_msgs = statlabel_msgs;
 607         summaryview->toggle_eventbox = toggle_eventbox;
 608         summaryview->toggle_arrow = toggle_arrow;
 609         summaryview->toggle_search = toggle_search;
 610         summaryview->popupmenu = popupmenu;
 611         summaryview->popupfactory = popupfactory;
 612         summaryview->lock_count = 0;
 613         summaryview->msginfo_update_callback_id =
 614                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 615
 616         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 617
 618         summaryview->quicksearch = quicksearch;
 619
 620         /* CLAWS: need this to get the SummaryView * from
 621          * the CList */
 622         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 623
 624         gtk_widget_show_all(vbox);
 625
 626         gtk_widget_show(vbox);
 627
 628         if (prefs_common.show_searchbar)
 629                 quicksearch_show(quicksearch);
 630         else
 631                 quicksearch_hide(quicksearch);
 632
 633         return summaryview;
 634 }
 635
 636 static void summary_set_fonts(SummaryView *summaryview)
 637 {
 638         PangoFontDescription *font_desc;
 639         gint size;
 640
 641         font_desc = pango_font_description_from_string(NORMAL_FONT);
 642         gtk_widget_modify_font(summaryview->ctree, font_desc);
 643         pango_font_description_free(font_desc);
 644
 645         if (!bold_style) {
 646                 bold_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 font_desc = pango_font_description_from_string(BOLD_FONT);
 649                 if (font_desc) {
 650                         pango_font_description_free(bold_style->font_desc);
 651                         bold_style->font_desc = font_desc;
 652                 }
 653
 654                 pango_font_description_set_weight
 655                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 656                 bold_marked_style = gtk_style_copy(bold_style);
 657                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 bold_deleted_style = gtk_style_copy(bold_style);
 660                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663
 664         font_desc = pango_font_description_new();
 665         size = pango_font_description_get_size
 666                 (summaryview->ctree->style->font_desc);
 667         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 668         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 669         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 670         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 671         pango_font_description_free(font_desc);
 672 }
 673
 674 void summary_init(SummaryView *summaryview)
 675 {
 676         GtkWidget *pixmap;
 677
 678         gtk_widget_realize(summaryview->ctree);
 679         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 680                          &markxpm, &markxpmmask);
 681         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 682                          &deletedxpm, &deletedxpmmask);
 683         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 684                          &newxpm, &newxpmmask);
 685         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 686                          &unreadxpm, &unreadxpmmask);
 687         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 688                          &repliedxpm, &repliedxpmmask);
 689         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 690                          &forwardedxpm, &forwardedxpmmask);
 691         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 692                          &clipxpm, &clipxpmmask);
 693         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 694                          &lockedxpm, &lockedxpmmask);
 695         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 696                          &ignorethreadxpm, &ignorethreadxpmmask);
 697         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 698                          &clipkeyxpm, &clipkeyxpmmask);
 699         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 700                          &keyxpm, &keyxpmmask);
 701         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 702                          &gpgsignedxpm, &gpgsignedxpmmask);
 703         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 704                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 705
 706         summary_set_fonts(summaryview);
 707
 708         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 709         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 710         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 711         gtk_widget_show(pixmap);
 712         summaryview->folder_pixmap = pixmap;
 713
 714         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 715         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 716         gtk_widget_show(pixmap);
 717         summaryview->quick_search_pixmap = pixmap;
 718
 719         /* Init summaryview prefs */
 720         summaryview->sort_key = SORT_BY_NONE;
 721         summaryview->sort_type = SORT_ASCENDING;
 722
 723         /* Init summaryview extra data */
 724         summaryview->simplify_subject_preg = NULL;
 725
 726         summary_clear_list(summaryview);
 727         summary_set_column_titles(summaryview);
 728         summary_colorlabel_menu_create(summaryview);
 729         summary_set_menu_sensitive(summaryview);
 730
 731 }
 732
 733 #if 0
 734 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 735                                                  GtkCTreeNode *current_node)
 736 {
 737         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 738         GtkCTreeNode *node;
 739         MsgInfo *msginfo;
 740         gint best_score = MIN_SCORE;
 741         GtkCTreeNode *best_node = NULL;
 742
 743         if (current_node)
 744                 /*node = current_node;*/
 745                 node = GTK_CTREE_NODE_NEXT(current_node);
 746         else
 747                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 748
 749         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 750                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 751                 if (msginfo->score >= summaryview->important_score)
 752                         break;
 753                 if (msginfo->score > best_score) {
 754                         best_score = msginfo->score;
 755                         best_node = node;
 756                 }
 757         }
 758
 759         if (node != NULL)
 760                 return node;
 761         else
 762                 return best_node;
 763 }
 764
 765 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 766                                                  GtkCTreeNode *current_node)
 767 {
 768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 769         GtkCTreeNode *node;
 770         MsgInfo *msginfo;
 771         gint best_score = MIN_SCORE;
 772         GtkCTreeNode *best_node = NULL;
 773
 774         if (current_node)
 775                 /*node = current_node;*/
 776                 node = GTK_CTREE_NODE_PREV(current_node);
 777         else
 778                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 779
 780         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 781                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 782                 if (msginfo->score >= summaryview->important_score)
 783                         break;
 784                 if (msginfo->score > best_score) {
 785                         best_score = msginfo->score;
 786                         best_node = node;
 787                 }
 788         }
 789
 790         if (node != NULL)
 791                 return node;
 792         else
 793                 return best_node;
 794 }
 795 #endif
 796
 797 #define CURRENTLY_DISPLAYED(m) \
 798 ( (m->msgnum == displayed_msgnum) \
 799   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 800
 801 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 802 {
 803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 804         GtkCTreeNode *node;
 805         GSList *mlist = NULL;
 806         gchar *buf;
 807         gboolean is_refresh;
 808         guint selected_msgnum = 0;
 809         guint displayed_msgnum = 0;
 810         GSList *cur;
 811         GSList *not_killed;
 812
 813         if (summary_is_locked(summaryview)) return FALSE;
 814
 815         inc_lock();
 816         summary_lock(summaryview);
 817
 818         if (!prefs_common.summary_quicksearch_sticky
 819          && !prefs_common.summary_quicksearch_recurse
 820          && !quicksearch_is_running(summaryview->quicksearch)) {
 821                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 822         }
 823
 824         /* STATUSBAR_POP(summaryview->mainwin); */
 825
 826         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 827
 828         if (is_refresh) {
 829                 selected_msgnum = summary_get_msgnum(summaryview,
 830                                                      summaryview->selected);
 831                 displayed_msgnum = summary_get_msgnum(summaryview,
 832                                                       summaryview->displayed);
 833         }
 834
 835         /* process the marks if any */
 836         if (summaryview->mainwin->lock_count == 0 &&
 837             (summaryview->moved > 0 || summaryview->copied > 0)) {
 838                 AlertValue val;
 839                 gboolean changed = FALSE;
 840
 841                 val = alertpanel(_("Process mark"),
 842                                  _("Some marks are left. Process it?"),
 843                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 844                 if (G_ALERTDEFAULT == val) {
 845                         summary_unlock(summaryview);
 846                         summary_execute(summaryview);
 847                         summary_lock(summaryview);
 848                         changed = TRUE;
 849                 } else if (G_ALERTALTERNATE == val) {
 850                         /* DO NOTHING */
 851                 } else {
 852                         summary_unlock(summaryview);
 853                         inc_unlock();
 854                         return FALSE;
 855                 }
 856                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 857                         folder_update_op_count();
 858         }
 859
 860         gtk_clist_freeze(GTK_CLIST(ctree));
 861
 862         summary_clear_list(summaryview);
 863         summary_set_column_titles(summaryview);
 864
 865         buf = NULL;
 866         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 867                 g_free(buf);
 868                 debug_print("empty folder\n\n");
 869                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 870                 summary_clear_all(summaryview);
 871                 summaryview->folder_item = item;
 872                 gtk_clist_thaw(GTK_CLIST(ctree));
 873                 summary_unlock(summaryview);
 874                 inc_unlock();
 875                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 876                         main_window_cursor_wait(summaryview->mainwin);
 877                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 878                         if (quicksearch_is_active(summaryview->quicksearch))
 879                                 quicksearch_search_subfolders(summaryview->quicksearch,
 880                                               summaryview->folderview,
 881                                               summaryview->folder_item);
 882                         main_window_cursor_normal(summaryview->mainwin);
 883                 }
 884                 return TRUE;
 885         }
 886         g_free(buf);
 887
 888         if (!is_refresh)
 889                 messageview_clear(summaryview->messageview);
 890
 891         summaryview->folder_item = item;
 892         item->opened = TRUE;
 893
 894         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 895         debug_print("%s\n", buf);
 896         STATUSBAR_PUSH(summaryview->mainwin, buf);
 897         g_free(buf);
 898
 899         main_window_cursor_wait(summaryview->mainwin);
 900
 901         mlist = folder_item_get_msg_list(item);
 902
 903         if (summaryview->folder_item->hide_read_msgs &&
 904             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 905                 GSList *not_killed;
 906
 907                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 908                 not_killed = NULL;
 909                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 910                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 911
 912                         if (MSG_IS_UNREAD(msginfo->flags) &&
 913                             !MSG_IS_IGNORE_THREAD(msginfo->flags))
 914                                 not_killed = g_slist_prepend(not_killed, msginfo);
 915                         else if (is_refresh &&
 916                                 (msginfo->msgnum == selected_msgnum ||
 917                                  msginfo->msgnum == displayed_msgnum))
 918                                 not_killed = g_slist_prepend(not_killed, msginfo);
 919                         else
 920                                 procmsg_msginfo_free(msginfo);
 921                 }
 922                 g_slist_free(mlist);
 923                 mlist = not_killed;
 924         } else {
 925                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 926         }
 927
 928         if (quicksearch_is_active(summaryview->quicksearch)) {
 929                 GSList *not_killed;
 930
 931                 not_killed = NULL;
 932                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 933                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 934
 935                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 936                                 not_killed = g_slist_prepend(not_killed, msginfo);
 937                         else
 938                                 procmsg_msginfo_free(msginfo);
 939                 }
 940
 941                 if (quicksearch_is_running(summaryview->quicksearch)) {
 942                         /* only scan subfolders when quicksearch changed,
 943                          * not when search is the same and folder changed */
 944                         main_window_cursor_wait(summaryview->mainwin);
 945                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 946                         quicksearch_search_subfolders(summaryview->quicksearch,
 947                                               summaryview->folderview,
 948                                               summaryview->folder_item);
 949                         main_window_cursor_normal(summaryview->mainwin);
 950                 }
 951
 952                 g_slist_free(mlist);
 953                 mlist = not_killed;
 954         }
 955
 956 #if 0
 957         if ((global_scoring || item->prefs->scoring)) {
 958                 GSList *not_killed;
 959                 gint kill_score;
 960
 961                 not_killed = NULL;
 962                 kill_score = prefs_common.kill_score;
 963                 if (item->prefs->kill_score > kill_score)
 964                         kill_score = item->prefs->kill_score;
 965                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 966                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 967
 968                         if (msginfo->score > kill_score)
 969                                 not_killed = g_slist_prepend(not_killed, msginfo);
 970                         else
 971                                 procmsg_msginfo_free(msginfo);
 972                 }
 973                 g_slist_free(mlist);
 974                 mlist = not_killed;
 975         }
 976 #endif
 977         not_killed = NULL;
 978         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 979                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 980
 981                 if (!msginfo->hidden)
 982                         not_killed = g_slist_prepend(not_killed, msginfo);
 983                 else
 984                         procmsg_msginfo_free(msginfo);
 985         }
 986         g_slist_free(mlist);
 987         mlist = not_killed;
 988
 989         STATUSBAR_POP(summaryview->mainwin);
 990
 991         /* set ctree and hash table from the msginfo list, and
 992            create the thread */
 993         summary_set_ctree_from_list(summaryview, mlist);
 994
 995         g_slist_free(mlist);
 996
 997         gtk_clist_thaw(GTK_CLIST(ctree));
 998
 999         if (is_refresh) {
1000                 summaryview->displayed =
1001                         summary_find_msg_by_msgnum(summaryview,
1002                                                    displayed_msgnum);
1003                 if (!summaryview->displayed)
1004                         messageview_clear(summaryview->messageview);
1005                 summary_unlock(summaryview);
1006                 summary_select_by_msgnum(summaryview, selected_msgnum);
1007                 summary_lock(summaryview);
1008                 if (!summaryview->selected) {
1009                         /* no selected message - select first unread
1010                            message, but do not display it */
1011                         node = summary_find_next_flagged_msg(summaryview, NULL,
1012                                                              MSG_UNREAD, FALSE);
1013                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1014                                 node = gtk_ctree_node_nth
1015                                         (ctree,
1016                                          item->sort_type == SORT_DESCENDING
1017                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1018                         summary_unlock(summaryview);
1019                         summary_select_node(summaryview, node, FALSE, TRUE);
1020                         summary_lock(summaryview);
1021                 }
1022         } else {
1023                 switch (prefs_common.select_on_entry) {
1024                         case SELECTONENTRY_NEW:
1025                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1026                                                                      MSG_NEW, FALSE);
1027                                 if (node == NULL)
1028                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1029                                                                      MSG_UNREAD, FALSE);
1030                                 break;
1031                         case SELECTONENTRY_UNREAD:
1032                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1033                                                                      MSG_UNREAD, FALSE);
1034                                 if (node == NULL)
1035                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1036                                                                      MSG_NEW, FALSE);
1037                                 break;
1038                         default:
1039                                 node = NULL;
1040                 }
1041
1042                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1043                         node = gtk_ctree_node_nth
1044                                 (ctree,
1045                                  item->sort_type == SORT_DESCENDING
1046                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1047                 }
1048                 summary_unlock(summaryview);
1049                 summary_select_node(summaryview, node,
1050                                     prefs_common.always_show_msg,
1051                                     TRUE);
1052                 summary_lock(summaryview);
1053         }
1054
1055         summary_set_column_titles(summaryview);
1056         summary_status_show(summaryview);
1057         summary_set_menu_sensitive(summaryview);
1058         toolbar_main_set_sensitive(summaryview->mainwin);
1059
1060         debug_print("\n");
1061         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1062         STATUSBAR_POP(summaryview->mainwin);
1063         main_window_cursor_normal(summaryview->mainwin);
1064         summary_unlock(summaryview);
1065         inc_unlock();
1066
1067         return TRUE;
1068 }
1069
1070 #undef CURRENTLY_DISPLAYED
1071
1072
1073 void summary_clear_list(SummaryView *summaryview)
1074 {
1075         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1076         gint optimal_width;
1077
1078         gtk_clist_freeze(clist);
1079
1080         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1081                                 NULL, summary_free_msginfo_func, NULL);
1082
1083         if (summaryview->folder_item) {
1084                 summaryview->folder_item->opened = FALSE;
1085                 summaryview->folder_item = NULL;
1086         }
1087
1088         summaryview->display_msg = FALSE;
1089
1090         summaryview->selected = NULL;
1091         summaryview->displayed = NULL;
1092         summaryview->total_size = 0;
1093         summaryview->deleted = summaryview->moved = 0;
1094         summaryview->copied = 0;
1095         if (summaryview->msgid_table) {
1096                 g_hash_table_destroy(summaryview->msgid_table);
1097                 summaryview->msgid_table = NULL;
1098         }
1099         if (summaryview->subject_table) {
1100                 g_hash_table_destroy(summaryview->subject_table);
1101                 summaryview->subject_table = NULL;
1102         }
1103         summaryview->mlist = NULL;
1104
1105         gtk_clist_clear(clist);
1106         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1107                 optimal_width = gtk_clist_optimal_column_width
1108                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1109                 gtk_clist_set_column_width
1110                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1111                          optimal_width);
1112         }
1113
1114         gtk_clist_thaw(clist);
1115 }
1116
1117 void summary_clear_all(SummaryView *summaryview)
1118 {
1119         messageview_clear(summaryview->messageview);
1120         summary_clear_list(summaryview);
1121         summary_set_menu_sensitive(summaryview);
1122         toolbar_main_set_sensitive(summaryview->mainwin);
1123         summary_status_show(summaryview);
1124 }
1125
1126 void summary_lock(SummaryView *summaryview)
1127 {
1128         summaryview->lock_count++;
1129 }
1130
1131 void summary_unlock(SummaryView *summaryview)
1132 {
1133         if (summaryview->lock_count)
1134                 summaryview->lock_count--;
1135 }
1136
1137 gboolean summary_is_locked(SummaryView *summaryview)
1138 {
1139         return summaryview->lock_count > 0;
1140 }
1141
1142 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1143 {
1144         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1145         SummarySelection selection;
1146
1147         if (!clist->row_list)
1148                 selection = SUMMARY_NONE;
1149         else if (!clist->selection)
1150                 selection = SUMMARY_SELECTED_NONE;
1151         else if (!clist->selection->next)
1152                 selection = SUMMARY_SELECTED_SINGLE;
1153         else
1154                 selection = SUMMARY_SELECTED_MULTIPLE;
1155
1156         return selection;
1157 }
1158
1159 /*!
1160  *\return       MsgInfo * Selected message if there's one selected;
1161  *              if multiple selected, or none, return NULL.
1162  */
1163 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1164 {
1165         /* summaryview->selected may be valid when multiple
1166          * messages were selected */
1167         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1168
1169         if (sellist == NULL || sellist->next)
1170                 return NULL;
1171
1172         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1173 }
1174
1175 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1176 {
1177         GSList *mlist = NULL;
1178         GList *cur;
1179         MsgInfo *msginfo;
1180
1181         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1182              cur = cur->next) {
1183                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1184                 mlist = g_slist_prepend(mlist, msginfo);
1185         }
1186
1187         mlist = g_slist_reverse(mlist);
1188
1189         return mlist;
1190 }
1191
1192 GSList *summary_get_msg_list(SummaryView *summaryview)
1193 {
1194         GSList *mlist = NULL;
1195         GtkCTree *ctree;
1196         GtkCTreeNode *node;
1197         MsgInfo *msginfo;
1198
1199         ctree = GTK_CTREE(summaryview->ctree);
1200
1201         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1202              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1203                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1204                 mlist = g_slist_prepend(mlist, msginfo);
1205         }
1206
1207         mlist = g_slist_reverse(mlist);
1208
1209         return mlist;
1210 }
1211
1212 static void summary_set_menu_sensitive(SummaryView *summaryview)
1213 {
1214         GtkItemFactory *ifactory = summaryview->popupfactory;
1215         SensitiveCond state;
1216         gboolean sensitive;
1217         GtkWidget *menuitem;
1218         gint i;
1219
1220         static const struct {
1221                 gchar *const entry;
1222                 SensitiveCond cond;
1223         } entry[] = {
1224                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1225                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1226                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1227                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1228                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1229                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1230
1231                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1232                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1233
1234                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1235
1236                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1237                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1238                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1239                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1240                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1241
1242                 {"/Mark"                        , M_TARGET_EXIST},
1243                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1244                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1245                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1246                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1247                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1248                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1249                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1250                 {"/Color label"                 , M_TARGET_EXIST},
1251
1252                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1253                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1254                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1255
1256                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1257                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1258                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1259                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1260 #if 0
1261                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1262                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1263
1264                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1265                 {"/Select all"                  , M_TARGET_EXIST},
1266 #endif
1267                 {NULL, 0}
1268         };
1269
1270         main_window_set_menu_sensitive(summaryview->mainwin);
1271
1272         state = main_window_get_current_state(summaryview->mainwin);
1273
1274         for (i = 0; entry[i].entry != NULL; i++) {
1275                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1276                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1277         }
1278
1279
1280         summary_lock(summaryview);
1281         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1282         gtk_check_menu_item_set_active
1283                 (GTK_CHECK_MENU_ITEM(menuitem),
1284                  summaryview->messageview->mimeview->textview->show_all_headers);
1285         summary_unlock(summaryview);
1286 }
1287
1288 void summary_select_prev_unread(SummaryView *summaryview)
1289 {
1290         GtkCTreeNode *node;
1291         gboolean skip_cur = FALSE;
1292
1293         if (summaryview->displayed
1294         &&  summaryview->selected == summaryview->displayed) {
1295                 debug_print("skipping current\n");
1296                 skip_cur = TRUE;
1297         }
1298
1299         node = summary_find_prev_flagged_msg
1300                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1301
1302         if (!node) {
1303                 AlertValue val = 0;
1304
1305                 switch (prefs_common.next_unread_msg_dialog) {
1306                         case NEXTUNREADMSGDIALOG_ALWAYS:
1307                                 val = alertpanel(_("No more unread messages"),
1308                                                  _("No unread message found. "
1309                                                    "Search from the end?"),
1310                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1311                                 break;
1312                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1313                                 val = G_ALERTDEFAULT;
1314                                 break;
1315                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1316                                 val = !G_ALERTDEFAULT;
1317                                 break;
1318                         default:
1319                                 debug_print(
1320                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1321                 }
1322                 if (val != G_ALERTDEFAULT) return;
1323                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1324                                                      MSG_UNREAD, FALSE);
1325         }
1326
1327         if (!node)
1328                 alertpanel_notice(_("No unread messages."));
1329         else
1330                 summary_select_node(summaryview, node, TRUE, FALSE);
1331 }
1332
1333 void summary_select_next_unread(SummaryView *summaryview)
1334 {
1335         GtkCTreeNode *node = summaryview->selected;
1336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1337         gboolean skip_cur = FALSE;
1338
1339         if (summaryview->displayed
1340         &&  summaryview->selected == summaryview->displayed) {
1341                 debug_print("skipping cur (%p %p)\n",
1342                         summaryview->displayed, summaryview->selected);
1343                 skip_cur = TRUE;
1344         }
1345
1346
1347         node = summary_find_next_flagged_msg
1348                 (summaryview, node, MSG_UNREAD, skip_cur);
1349
1350         if (node)
1351                 summary_select_node(summaryview, node, TRUE, FALSE);
1352         else {
1353                 node = summary_find_next_flagged_msg
1354                         (summaryview, NULL, MSG_UNREAD, FALSE);
1355                 if (node == NULL) {
1356                         AlertValue val = 0;
1357
1358                         switch (prefs_common.next_unread_msg_dialog) {
1359                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1360                                         val = alertpanel(_("No more unread messages"),
1361                                                          _("No unread message found. "
1362                                                            "Go to next folder?"),
1363                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1364                                         break;
1365                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1366                                         val = G_ALERTDEFAULT;
1367                                         break;
1368                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1369                                         val = G_ALERTOTHER;
1370                                         break;
1371                                 default:
1372                                         debug_print(
1373                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1374                         }
1375
1376                         if (val == G_ALERTDEFAULT) {
1377                                 g_signal_stop_emission_by_name(G_OBJECT(ctree),
1378                                                          "key_press_event");
1379                                 folderview_select_next_unread(summaryview->folderview);
1380                                 return;
1381                         }
1382                         else
1383                                 return;
1384                 } else
1385                         summary_select_node(summaryview, node, TRUE, FALSE);
1386
1387         }
1388 }
1389
1390 void summary_select_prev_new(SummaryView *summaryview)
1391 {
1392         GtkCTreeNode *node;
1393
1394         node = summary_find_prev_flagged_msg
1395                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1396
1397         if (!node) {
1398                 AlertValue val;
1399
1400                 val = alertpanel(_("No more new messages"),
1401                                  _("No new message found. "
1402                                    "Search from the end?"),
1403                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1404                 if (val != G_ALERTDEFAULT) return;
1405                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1406                                                      MSG_NEW, FALSE);
1407         }
1408
1409         if (!node)
1410                 alertpanel_notice(_("No new messages."));
1411         else
1412                 summary_select_node(summaryview, node, TRUE, FALSE);
1413 }
1414
1415 void summary_select_next_new(SummaryView *summaryview)
1416 {
1417         GtkCTreeNode *node = summaryview->selected;
1418         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1419
1420         while ((node = summary_find_next_flagged_msg
1421                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1422                 AlertValue val;
1423
1424                 val = alertpanel(_("No more new messages"),
1425                                  _("No new message found. "
1426                                    "Go to next folder?"),
1427                                  GTK_STOCK_YES, _("_Search again"),
1428                                  GTK_STOCK_NO);
1429                 if (val == G_ALERTDEFAULT) {
1430                         g_signal_stop_emission_by_name(G_OBJECT(ctree),"key_press_event");
1431                         folderview_select_next_unread(summaryview->folderview);
1432                         return;
1433                 } else if (val == G_ALERTALTERNATE)
1434                         node = NULL;
1435                 else
1436                         return;
1437         }
1438
1439         if (node)
1440                 summary_select_node(summaryview, node, TRUE, FALSE);
1441 }
1442
1443 void summary_select_prev_marked(SummaryView *summaryview)
1444 {
1445         GtkCTreeNode *node;
1446
1447         node = summary_find_prev_flagged_msg
1448                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1449
1450         if (!node) {
1451                 AlertValue val;
1452
1453                 val = alertpanel(_("No more marked messages"),
1454                                  _("No marked message found. "
1455                                    "Search from the end?"),
1456                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1457                 if (val != G_ALERTDEFAULT) return;
1458                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1459                                                      MSG_MARKED, TRUE);
1460         }
1461
1462         if (!node)
1463                 alertpanel_notice(_("No marked messages."));
1464         else
1465                 summary_select_node(summaryview, node, TRUE, FALSE);
1466 }
1467
1468 void summary_select_next_marked(SummaryView *summaryview)
1469 {
1470         GtkCTreeNode *node;
1471
1472         node = summary_find_next_flagged_msg
1473                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1474
1475         if (!node) {
1476                 AlertValue val;
1477
1478                 val = alertpanel(_("No more marked messages"),
1479                                  _("No marked message found. "
1480                                    "Search from the beginning?"),
1481                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1482                 if (val != G_ALERTDEFAULT) return;
1483                 node = summary_find_next_flagged_msg(summaryview, NULL,
1484                                                      MSG_MARKED, TRUE);
1485         }
1486
1487         if (!node)
1488                 alertpanel_notice(_("No marked messages."));
1489         else
1490                 summary_select_node(summaryview, node, TRUE, FALSE);
1491 }
1492
1493 void summary_select_prev_labeled(SummaryView *summaryview)
1494 {
1495         GtkCTreeNode *node;
1496
1497         node = summary_find_prev_flagged_msg
1498                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1499
1500         if (!node) {
1501                 AlertValue val;
1502
1503                 val = alertpanel(_("No more labeled messages"),
1504                                  _("No labeled message found. "
1505                                    "Search from the end?"),
1506                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1507                 if (val != G_ALERTDEFAULT) return;
1508                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1509                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1510         }
1511
1512         if (!node)
1513                 alertpanel_notice(_("No labeled messages."));
1514         else
1515                 summary_select_node(summaryview, node, TRUE, FALSE);
1516 }
1517
1518 void summary_select_next_labeled(SummaryView *summaryview)
1519 {
1520         GtkCTreeNode *node;
1521
1522         node = summary_find_next_flagged_msg
1523                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1524
1525         if (!node) {
1526                 AlertValue val;
1527
1528                 val = alertpanel(_("No more labeled messages"),
1529                                  _("No labeled message found. "
1530                                    "Search from the beginning?"),
1531                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1532                 if (val != G_ALERTDEFAULT) return;
1533                 node = summary_find_next_flagged_msg(summaryview, NULL,
1534                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1535         }
1536
1537         if (!node)
1538                 alertpanel_notice(_("No labeled messages."));
1539         else
1540                 summary_select_node(summaryview, node, TRUE, FALSE);
1541 }
1542
1543 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1544 {
1545         GtkCTreeNode *node;
1546
1547         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1548         summary_select_node(summaryview, node, FALSE, TRUE);
1549 }
1550
1551 /**
1552  * summary_select_node:
1553  * @summaryview: Summary view.
1554  * @node: Summary tree node.
1555  * @display_msg: TRUE to display the selected message.
1556  * @do_refresh: TRUE to refresh the widget.
1557  *
1558  * Select @node (bringing it into view by scrolling and expanding its
1559  * thread, if necessary) and unselect all others.  If @display_msg is
1560  * TRUE, display the corresponding message in the message view.
1561  * If @do_refresh is TRUE, the widget is refreshed.
1562  **/
1563 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1564                          gboolean display_msg, gboolean do_refresh)
1565 {
1566         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1567
1568         if (node) {
1569                 gtkut_ctree_expand_parent_all(ctree, node);
1570                 if (do_refresh) {
1571                         GTK_EVENTS_FLUSH();
1572                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1573                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1574                 }
1575                 summary_unselect_all(summaryview);
1576                 if (display_msg && summaryview->displayed == node)
1577                         summaryview->displayed = NULL;
1578                 summaryview->display_msg = display_msg;
1579                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1580                 if (summaryview->selected == NULL)
1581                         summaryview->selected = node;
1582         }
1583 }
1584
1585 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1586 {
1587         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1588         MsgInfo *msginfo;
1589
1590         if (!node)
1591                 return 0;
1592         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1593         return msginfo->msgnum;
1594 }
1595
1596 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1597                                            GtkCTreeNode *current_node)
1598 {
1599         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1600         GtkCTreeNode *node;
1601         MsgInfo *msginfo;
1602
1603         if (current_node)
1604                 node = current_node;
1605         else
1606                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1607
1608         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1609                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1610                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1611         }
1612
1613         return node;
1614 }
1615
1616 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1617                                            GtkCTreeNode *current_node)
1618 {
1619         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1620         GtkCTreeNode *node;
1621         MsgInfo *msginfo;
1622
1623         if (current_node)
1624                 node = current_node;
1625         else
1626                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1627
1628         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1629                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1630                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1631         }
1632
1633         return node;
1634 }
1635
1636 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1637                                                    GtkCTreeNode *current_node,
1638                                                    MsgPermFlags flags,
1639                                                    gboolean start_from_prev)
1640 {
1641         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1642         GtkCTreeNode *node;
1643         MsgInfo *msginfo;
1644
1645         if (current_node) {
1646                 if (start_from_prev)
1647                         node = GTK_CTREE_NODE_PREV(current_node);
1648                 else
1649                         node = current_node;
1650         } else
1651                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1652
1653         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1654                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1655                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1656         }
1657
1658         return node;
1659 }
1660
1661 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1662                                                    GtkCTreeNode *current_node,
1663                                                    MsgPermFlags flags,
1664                                                    gboolean start_from_next)
1665 {
1666         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1667         GtkCTreeNode *node;
1668         MsgInfo *msginfo;
1669
1670         if (current_node) {
1671                 if (start_from_next)
1672                         node = gtkut_ctree_node_next(ctree, current_node);
1673                 else
1674                         node = current_node;
1675         } else
1676                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1677
1678         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1679                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1680                 /* Find msg with matching flags but ignore messages with
1681                    ignore flags, if searching for new or unread messages */
1682                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1683                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1684                         break;
1685         }
1686
1687         return node;
1688 }
1689
1690 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1691                                                 guint msgnum)
1692 {
1693         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1694         GtkCTreeNode *node;
1695         MsgInfo *msginfo;
1696
1697         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1698
1699         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1700                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1701                 if (msginfo && msginfo->msgnum == msgnum) break;
1702         }
1703
1704         return node;
1705 }
1706
1707 static guint attract_hash_func(gconstpointer key)
1708 {
1709         gchar *str;
1710         gchar *p;
1711         guint h;
1712
1713         Xstrdup_a(str, (const gchar *)key, return 0);
1714         trim_subject(str);
1715
1716         p = str;
1717         h = *p;
1718
1719         if (h) {
1720                 for (p += 1; *p != '\0'; p++)
1721                         h = (h << 5) - h + *p;
1722         }
1723
1724         return h;
1725 }
1726
1727 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1728 {
1729         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1730 }
1731
1732 void summary_attract_by_subject(SummaryView *summaryview)
1733 {
1734         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1735         GtkCList *clist = GTK_CLIST(ctree);
1736         GtkCTreeNode *src_node;
1737         GtkCTreeNode *dst_node, *sibling;
1738         GtkCTreeNode *tmp;
1739         MsgInfo *src_msginfo, *dst_msginfo;
1740         GHashTable *subject_table;
1741
1742         debug_print("Attracting messages by subject...");
1743         STATUSBAR_PUSH(summaryview->mainwin,
1744                        _("Attracting messages by subject..."));
1745
1746         main_window_cursor_wait(summaryview->mainwin);
1747         gtk_clist_freeze(clist);
1748
1749         subject_table = g_hash_table_new(attract_hash_func,
1750                                          attract_compare_func);
1751
1752         for (src_node = GTK_CTREE_NODE(clist->row_list);
1753              src_node != NULL;
1754              src_node = tmp) {
1755                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1756                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1757                 if (!src_msginfo) continue;
1758                 if (!src_msginfo->subject) continue;
1759
1760                 /* find attracting node */
1761                 dst_node = g_hash_table_lookup(subject_table,
1762                                                src_msginfo->subject);
1763
1764                 if (dst_node) {
1765                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1766
1767                         /* if the time difference is more than 20 days,
1768                            don't attract */
1769                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1770                             > 60 * 60 * 24 * 20)
1771                                 continue;
1772
1773                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1774                         if (src_node != sibling)
1775                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1776                 }
1777
1778                 g_hash_table_insert(subject_table,
1779                                     src_msginfo->subject, src_node);
1780         }
1781
1782         g_hash_table_destroy(subject_table);
1783
1784         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1785
1786         gtk_clist_thaw(clist);
1787
1788         debug_print("done.\n");
1789         STATUSBAR_POP(summaryview->mainwin);
1790
1791         main_window_cursor_normal(summaryview->mainwin);
1792 }
1793
1794 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1795                                       gpointer data)
1796 {
1797         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1798
1799         if (msginfo)
1800                 procmsg_msginfo_free(msginfo);
1801 }
1802
1803 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1804                                    gpointer data)
1805 {
1806         SummaryView *summaryview = data;
1807         MsgInfo *msginfo;
1808
1809         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1810
1811         if (msginfo->folder && msginfo->folder->folder &&
1812             msginfo->folder->folder->klass->type == F_NEWS)
1813                 news_flag_crosspost(msginfo);
1814
1815         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1816         && procmsg_msg_has_marked_parent(msginfo))
1817                 summaryview->unreadmarked++;
1818
1819         if (MSG_IS_DELETED(msginfo->flags))
1820                 summaryview->deleted++;
1821
1822         summaryview->total_size += msginfo->size;
1823
1824         summary_set_row_marks(summaryview, node);
1825 }
1826
1827 static void summary_update_status(SummaryView *summaryview)
1828 {
1829         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1830         GtkCTreeNode *node;
1831         MsgInfo *msginfo;
1832
1833         summaryview->total_size =
1834         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1835
1836         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1837              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1838                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1839
1840                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1841                 && procmsg_msg_has_marked_parent(msginfo))
1842                         summaryview->unreadmarked++;
1843                 if (MSG_IS_DELETED(msginfo->flags))
1844                         summaryview->deleted++;
1845                 if (MSG_IS_MOVE(msginfo->flags))
1846                         summaryview->moved++;
1847                 if (MSG_IS_COPY(msginfo->flags))
1848                         summaryview->copied++;
1849                 summaryview->total_size += msginfo->size;
1850         }
1851 }
1852
1853 static void summary_status_show(SummaryView *summaryview)
1854 {
1855         gchar *str;
1856         gchar *del, *mv, *cp;
1857         gchar *sel;
1858         gchar *spc;
1859         gchar *itstr;
1860         GList *rowlist, *cur;
1861         guint n_selected = 0;
1862         off_t sel_size = 0;
1863         MsgInfo *msginfo;
1864         gchar *name;
1865
1866         if (!summaryview->folder_item) {
1867                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1868                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1869                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1870                 return;
1871         }
1872
1873         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1874         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1875                 msginfo = gtk_ctree_node_get_row_data
1876                         (GTK_CTREE(summaryview->ctree),
1877                          GTK_CTREE_NODE(cur->data));
1878                 if (!msginfo)
1879                         g_warning("summary_status_show(): msginfo == NULL\n");
1880                 else {
1881                         sel_size += msginfo->size;
1882                         n_selected++;
1883                 }
1884         }
1885
1886         name = folder_item_get_name(summaryview->folder_item);
1887         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1888         g_free(name);
1889
1890         if (summaryview->deleted)
1891                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1892         else
1893                 del = g_strdup("");
1894         if (summaryview->moved)
1895                 mv = g_strdup_printf(_("%s%d moved"),
1896                                      summaryview->deleted ? _(", ") : "",
1897                                      summaryview->moved);
1898         else
1899                 mv = g_strdup("");
1900         if (summaryview->copied)
1901                 cp = g_strdup_printf(_("%s%d copied"),
1902                                      summaryview->deleted ||
1903                                      summaryview->moved ? _(", ") : "",
1904                                      summaryview->copied);
1905         else
1906                 cp = g_strdup("");
1907
1908         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1909                 spc = "    ";
1910         else
1911                 spc = "";
1912
1913         if (n_selected) {
1914                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1915                 if (n_selected == 1)
1916                         itstr = g_strdup(_(" item selected"));
1917                 else
1918                         itstr = g_strdup(_(" items selected"));
1919         } else {
1920                 sel = g_strdup("");
1921                 itstr = g_strdup("");
1922         }
1923
1924         str = g_strconcat(n_selected ? itos(n_selected) : "",
1925                                         itstr, sel, spc, del, mv, cp, NULL);
1926         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1927         g_free(str);
1928         g_free(sel);
1929         g_free(del);
1930         g_free(mv);
1931         g_free(cp);
1932         g_free(itstr);
1933
1934         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1935
1936                                       summaryview->folder_item->new_msgs,
1937                                       summaryview->folder_item->unread_msgs,
1938                                       summaryview->folder_item->total_msgs,
1939                                       to_human_readable(summaryview->total_size));
1940         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1941         g_free(str);
1942 }
1943
1944 static void summary_set_column_titles(SummaryView *summaryview)
1945 {
1946         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1947         GtkWidget *hbox;
1948         GtkWidget *label;
1949         GtkWidget *arrow;
1950         gint pos;
1951         const gchar *title;
1952         SummaryColumnType type;
1953         gboolean single_char;
1954         GtkJustification justify;
1955
1956         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1957                 SORT_BY_MARK,
1958                 SORT_BY_STATUS,
1959                 SORT_BY_MIME,
1960                 SORT_BY_SUBJECT,
1961                 SORT_BY_FROM,
1962                 SORT_BY_TO,
1963                 SORT_BY_DATE,
1964                 SORT_BY_SIZE,
1965                 SORT_BY_NUMBER,
1966                 SORT_BY_SCORE,
1967                 SORT_BY_LOCKED
1968         };
1969
1970         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1971                 type = summaryview->col_state[pos].type;
1972
1973                 /* CLAWS: mime and unread are single char headers */
1974                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1975                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1976                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1977
1978                 switch (type) {
1979                 case S_COL_SUBJECT:
1980                 case S_COL_FROM:
1981                 case S_COL_TO:
1982                 case S_COL_DATE:
1983                 case S_COL_NUMBER:
1984                         if (prefs_common.trans_hdr)
1985                                 title = gettext(col_label[type]);
1986                         else
1987                                 title = col_label[type];
1988                         break;
1989                 /* CLAWS: dummies for mark and locked headers */
1990                 case S_COL_MARK:
1991                 case S_COL_LOCKED:
1992                         title = "";
1993                         break;
1994                 default:
1995                         title = gettext(col_label[type]);
1996                 }
1997
1998                 if (type == S_COL_MIME) {
1999                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2000                         gtk_widget_show(label);
2001                         gtk_clist_set_column_widget(clist, pos, label);
2002                         continue;
2003                 }
2004                 if (single_char) {
2005                         gtk_clist_set_column_title(clist, pos, title);
2006                         continue;
2007                 }
2008
2009                 /* CLAWS: changed so that locked and mark headers
2010                  * show a pixmap instead of single character */
2011                 hbox  = gtk_hbox_new(FALSE, 4);
2012
2013                 if (type == S_COL_LOCKED)
2014                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2015                 else if (type == S_COL_MARK)
2016                         label = gtk_pixmap_new(markxpm, markxpmmask);
2017                 else
2018                         label = gtk_label_new(title);
2019
2020                 if (justify == GTK_JUSTIFY_RIGHT)
2021                         gtk_box_pack_end(GTK_BOX(hbox), label,
2022                                          FALSE, FALSE, 0);
2023                 else
2024                         gtk_box_pack_start(GTK_BOX(hbox), label,
2025                                            FALSE, FALSE, 0);
2026
2027                 if (summaryview->sort_key == sort_by[type]) {
2028                         arrow = gtk_arrow_new
2029                                 (summaryview->sort_type == SORT_ASCENDING
2030                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2031                                  GTK_SHADOW_IN);
2032                         if (justify == GTK_JUSTIFY_RIGHT)
2033                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2034                                                    FALSE, FALSE, 0);
2035                         else
2036                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2037                                                  FALSE, FALSE, 0);
2038                 }
2039
2040                 gtk_widget_show_all(hbox);
2041                 gtk_clist_set_column_widget(clist, pos, hbox);
2042         }
2043 }
2044
2045 void summary_reflect_prefs(void)
2046 {
2047         SummaryView *summaryview = mainwindow_get_mainwindow()->summaryview;
2048         bold_style = bold_marked_style = bold_deleted_style =
2049                 small_style = small_marked_style = small_deleted_style = NULL;
2050         summary_set_fonts(summaryview);
2051         summary_set_column_titles(summaryview);
2052         summary_show(summaryview, summaryview->folder_item);
2053 }
2054
2055 void summary_sort(SummaryView *summaryview,
2056                   FolderSortKey sort_key, FolderSortType sort_type)
2057 {
2058         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2059         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2060         GtkCListCompareFunc cmp_func = NULL;
2061         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2062                                        G_CALLBACK(summary_tree_expanded), summaryview);
2063         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2064
2065         switch (sort_key) {
2066         case SORT_BY_MARK:
2067                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2068                 break;
2069         case SORT_BY_STATUS:
2070                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2071                 break;
2072         case SORT_BY_MIME:
2073                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2074                 break;
2075         case SORT_BY_NUMBER:
2076                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2077                 break;
2078         case SORT_BY_SIZE:
2079                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2080                 break;
2081         case SORT_BY_DATE:
2082                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2083                 break;
2084         case SORT_BY_FROM:
2085                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2086                 break;
2087         case SORT_BY_SUBJECT:
2088                 if (summaryview->simplify_subject_preg)
2089                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2090                 else
2091                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2092                 break;
2093         case SORT_BY_SCORE:
2094                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2095                 break;
2096         case SORT_BY_LABEL:
2097                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2098                 break;
2099         case SORT_BY_TO:
2100                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2101                 break;
2102         case SORT_BY_LOCKED:
2103                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2104                 break;
2105         case SORT_BY_NONE:
2106                 break;
2107         default:
2108                 goto unlock;
2109         }
2110
2111         summaryview->sort_key = sort_key;
2112         summaryview->sort_type = sort_type;
2113
2114         summary_set_column_titles(summaryview);
2115         summary_set_menu_sensitive(summaryview);
2116
2117         /* allow fallback to don't sort */
2118         if (summaryview->sort_key == SORT_BY_NONE)
2119                 goto unlock;
2120
2121         if (cmp_func != NULL) {
2122                 debug_print("Sorting summary...");
2123                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2124
2125                 main_window_cursor_wait(summaryview->mainwin);
2126
2127                 gtk_clist_freeze(clist);
2128                 gtk_clist_set_compare_func(clist, cmp_func);
2129
2130                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2131
2132                 gtk_sctree_sort_recursive(ctree, NULL);
2133
2134                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2135
2136                 main_window_cursor_normal(summaryview->mainwin);
2137                 gtk_clist_thaw(clist);
2138
2139                 debug_print("done.\n");
2140                 STATUSBAR_POP(summaryview->mainwin);
2141         }
2142 unlock:
2143         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2144         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2145                                        G_CALLBACK(summary_tree_expanded), summaryview);
2146 }
2147
2148 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2149                                    GtkCTreeNode *cnode, gpointer data)
2150 {
2151         SummaryView *summaryview = (SummaryView *)data;
2152         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2153         gchar *text[N_SUMMARY_COLS];
2154         gint *col_pos = summaryview->col_pos;
2155         const gchar *msgid = msginfo->msgid;
2156         GHashTable *msgid_table = summaryview->msgid_table;
2157
2158         summary_set_header(summaryview, text, msginfo);
2159
2160         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2161                                 NULL, NULL, NULL, NULL, FALSE,
2162                                 gnode->parent->parent ? TRUE : FALSE);
2163 #define SET_TEXT(col) \
2164         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2165                                 text[col_pos[col]])
2166
2167         SET_TEXT(S_COL_NUMBER);
2168         SET_TEXT(S_COL_SCORE);
2169         SET_TEXT(S_COL_SIZE);
2170         SET_TEXT(S_COL_DATE);
2171         SET_TEXT(S_COL_FROM);
2172         SET_TEXT(S_COL_TO);
2173         SET_TEXT(S_COL_SUBJECT);
2174
2175 #undef SET_TEXT
2176
2177         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2178         summary_set_marks_func(ctree, cnode, summaryview);
2179
2180         if (msgid && msgid[0] != '\0')
2181                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2182
2183         return TRUE;
2184 }
2185
2186 static void summary_set_ctree_from_list(SummaryView *summaryview,
2187                                         GSList *mlist)
2188 {
2189         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2190         MsgInfo *msginfo;
2191         GtkCTreeNode *node = NULL;
2192         GHashTable *msgid_table;
2193         GHashTable *subject_table;
2194         GSList * cur;
2195         START_TIMING("summary_set_ctree_from_list");
2196
2197         if (!mlist) return;
2198
2199         debug_print("\tSetting summary from message data...");
2200         STATUSBAR_PUSH(summaryview->mainwin,
2201                        _("Setting summary from message data..."));
2202         gdk_flush();
2203
2204         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2205                                        G_CALLBACK(summary_tree_expanded), summaryview);
2206
2207         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2208         summaryview->msgid_table = msgid_table;
2209         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2210         summaryview->subject_table = subject_table;
2211
2212         if (prefs_common.use_addr_book)
2213                 start_address_completion();
2214
2215         for (cur = mlist ; cur != NULL && cur->data != NULL; cur = cur->next) {
2216                 msginfo = (MsgInfo *)cur->data;
2217                 msginfo->threadscore = msginfo->score;
2218         }
2219
2220         if (summaryview->threaded) {
2221                 GNode *root, *gnode;
2222
2223                 root = procmsg_get_thread_tree(mlist);
2224
2225                 for (gnode = root->children; gnode != NULL;
2226                      gnode = gnode->next) {
2227                         node = gtk_ctree_insert_gnode
2228                                 (ctree, NULL, node, gnode,
2229                                  summary_insert_gnode_func, summaryview);
2230                 }
2231
2232                 g_node_destroy(root);
2233
2234                 summary_thread_init(summaryview);
2235         } else {
2236                 gchar *text[N_SUMMARY_COLS];
2237                 cur = mlist;
2238                 for (; mlist != NULL; mlist = mlist->next) {
2239                         msginfo = (MsgInfo *)mlist->data;
2240
2241                         summary_set_header(summaryview, text, msginfo);
2242
2243                         node = gtk_ctree_insert_node
2244                                 (ctree, NULL, node, text, 2,
2245                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2246                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2247                         summary_set_marks_func(ctree, node, summaryview);
2248
2249                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2250                                 g_hash_table_insert(msgid_table,
2251                                                     msginfo->msgid, node);
2252
2253                         subject_table_insert(subject_table,
2254                                              msginfo->subject,
2255                                              node);
2256                 }
2257                 mlist = cur;
2258         }
2259
2260         if (prefs_common.enable_hscrollbar &&
2261             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2262                 gint optimal_width;
2263
2264                 optimal_width = gtk_clist_optimal_column_width
2265                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2266                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2267                                            summaryview->col_pos[S_COL_SUBJECT],
2268                                            optimal_width);
2269         }
2270
2271         if (prefs_common.use_addr_book)
2272                 end_address_completion();
2273
2274         debug_print("done.\n");
2275         STATUSBAR_POP(summaryview->mainwin);
2276         if (debug_get_mode()) {
2277                 debug_print("\tmsgid hash table size = %d\n",
2278                             g_hash_table_size(msgid_table));
2279                 debug_print("\tsubject hash table size = %d\n",
2280                             g_hash_table_size(subject_table));
2281         }
2282
2283         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2284
2285         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2286
2287         while (prefs_common.bold_unread && node) {
2288                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2289                 if (GTK_CTREE_ROW(node)->children)
2290                         summary_set_row_marks(summaryview, node);
2291                 node = next;
2292         }
2293
2294         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2295                                        G_CALLBACK(summary_tree_expanded), summaryview);
2296         END_TIMING();
2297 }
2298
2299 static gchar *summary_complete_address(const gchar *addr)
2300 {
2301         gint count;
2302         gchar *res, *tmp, *email_addr;
2303
2304         if (addr == NULL)
2305                 return NULL;
2306
2307         Xstrdup_a(email_addr, addr, return NULL);
2308         extract_address(email_addr);
2309         g_return_val_if_fail(*email_addr, NULL);
2310
2311         /*
2312          * completion stuff must be already initialized
2313          */
2314         res = NULL;
2315         if (1 < (count = complete_address(email_addr))) {
2316                 tmp = get_complete_address(1);
2317                 res = procheader_get_fromname(tmp);
2318                 g_free(tmp);
2319         }
2320
2321         return res;
2322 }
2323
2324 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2325                                MsgInfo *msginfo)
2326 {
2327         static gchar date_modified[80];
2328         static gchar col_score[11];
2329         static gchar buf[BUFFSIZE];
2330         gint *col_pos = summaryview->col_pos;
2331         FolderType ftype = F_UNKNOWN;
2332         gchar *from_text = NULL, *to_text = NULL;
2333         gboolean should_swap = FALSE;
2334
2335         text[col_pos[S_COL_MARK]]   = NULL;
2336         text[col_pos[S_COL_STATUS]] = NULL;
2337         text[col_pos[S_COL_MIME]]   = NULL;
2338         text[col_pos[S_COL_LOCKED]] = NULL;
2339         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2340         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2341         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2342
2343         if (msginfo->date_t) {
2344                 procheader_date_get_localtime(date_modified,
2345                                               sizeof(date_modified),
2346                                               msginfo->date_t);
2347                 text[col_pos[S_COL_DATE]] = date_modified;
2348         } else if (msginfo->date)
2349                 text[col_pos[S_COL_DATE]] = msginfo->date;
2350         else
2351                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2352
2353         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2354                 gchar *addr = NULL;
2355
2356                 addr = g_strdup(msginfo->from);
2357
2358                 if (addr) {
2359                         extract_address(addr);
2360                         if (account_find_from_address(addr)) {
2361                                 should_swap = TRUE;
2362                         }
2363                         g_free(addr);
2364                 }
2365         }
2366
2367         if (!prefs_common.use_addr_book) {
2368                 from_text = msginfo->fromname ?
2369                                 msginfo->fromname :
2370                                 _("(No From)");
2371         } else {
2372                 gchar *tmp = summary_complete_address(msginfo->from);
2373                 from_text = tmp ? tmp : (msginfo->fromname ?
2374                                          msginfo->fromname:
2375                                                 _("(No From)"));
2376         }
2377
2378         to_text = msginfo->to ? msginfo->to :
2379                    (msginfo->cc ? msginfo->cc :
2380                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2381                      )
2382                    );
2383
2384         if (!should_swap) {
2385                 text[col_pos[S_COL_FROM]] = from_text;
2386                 text[col_pos[S_COL_TO]] = to_text;
2387         } else {
2388                 gchar *tmp = NULL;
2389                 tmp = g_strconcat("-->", to_text, NULL);
2390                 text[col_pos[S_COL_FROM]] = tmp;
2391                 tmp = g_strconcat("<--", from_text, NULL);
2392                 text[col_pos[S_COL_TO]] = tmp;
2393         }
2394
2395         if (msginfo->folder && msginfo->folder->folder)
2396                 ftype = msginfo->folder->folder->klass->type;
2397
2398         if (summaryview->simplify_subject_preg != NULL)
2399                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2400                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2401                                         summaryview->simplify_subject_preg) :
2402                         _("(No Subject)");
2403         else
2404                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2405                         _("(No Subject)");
2406 }
2407
2408 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2409 {
2410         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2411 }
2412
2413 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2414                                       GtkCTreeNode *row)
2415 {
2416         g_return_if_fail(summaryview != NULL);
2417         g_return_if_fail(msginfo != NULL);
2418         g_return_if_fail(row != NULL);
2419
2420         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2421         && procmsg_msg_has_marked_parent(msginfo))
2422                 summaryview->unreadmarked--;
2423         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2424                 procmsg_msginfo_unset_flags
2425                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2426                 summary_set_row_marks(summaryview, row);
2427                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2428                 summary_status_show(summaryview);
2429         }
2430 }
2431
2432 typedef struct  {
2433         MsgInfo *msginfo;
2434         SummaryView *summaryview;
2435         GtkCTreeNode *row;
2436 } MarkAsReadData;
2437
2438 static int msginfo_mark_as_read_timeout(void *data)
2439 {
2440         MarkAsReadData *mdata = (MarkAsReadData *)data;
2441         if (!mdata)
2442                 return FALSE;
2443
2444         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2445                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2446                                      mdata->row);
2447
2448         g_free(mdata);
2449
2450         return FALSE;
2451 }
2452
2453 static void summary_display_msg_full(SummaryView *summaryview,
2454                                      GtkCTreeNode *row,
2455                                      gboolean new_window, gboolean all_headers)
2456 {
2457         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2458         MsgInfo *msginfo;
2459         gint val;
2460
2461         if (!new_window) {
2462                 if (summaryview->displayed == row)
2463                         return;
2464                 else
2465                         summaryview->messageview->filtered = FALSE;
2466         }
2467
2468         g_return_if_fail(row != NULL);
2469
2470         if (summary_is_locked(summaryview)) return;
2471         summary_lock(summaryview);
2472
2473         STATUSBAR_POP(summaryview->mainwin);
2474         GTK_EVENTS_FLUSH();
2475
2476         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2477
2478         if (new_window) {
2479                 MessageView *msgview;
2480
2481                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2482                 val = messageview_show(msgview, msginfo, all_headers);
2483         } else {
2484                 MessageView *msgview;
2485
2486                 msgview = summaryview->messageview;
2487
2488                 summaryview->displayed = row;
2489                 if (!messageview_is_visible(msgview)) {
2490                         main_window_toggle_message_view(summaryview->mainwin);
2491                         GTK_EVENTS_FLUSH();
2492                 }
2493                 val = messageview_show(msgview, msginfo, all_headers);
2494                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2495                         gtk_widget_grab_focus(summaryview->ctree);
2496                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2497         }
2498
2499         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2500                 if (prefs_common.mark_as_read_delay) {
2501                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2502                         data->summaryview = summaryview;
2503                         data->msginfo = msginfo;
2504                         data->row = row;
2505                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2506                                 msginfo_mark_as_read_timeout, data);
2507                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2508                         msginfo_mark_as_read(summaryview, msginfo, row);
2509                 }
2510         }
2511
2512         summary_set_menu_sensitive(summaryview);
2513         toolbar_main_set_sensitive(summaryview->mainwin);
2514         messageview_set_menu_sensitive(summaryview->messageview);
2515
2516         summary_unlock(summaryview);
2517 }
2518
2519 void summary_display_msg_selected(SummaryView *summaryview,
2520                                   gboolean all_headers)
2521 {
2522         if (summary_is_locked(summaryview)) return;
2523         summaryview->displayed = NULL;
2524         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2525                                  all_headers);
2526 }
2527
2528 void summary_redisplay_msg(SummaryView *summaryview)
2529 {
2530         GtkCTreeNode *node;
2531
2532         if (summaryview->displayed) {
2533                 node = summaryview->displayed;
2534                 summaryview->displayed = NULL;
2535                 summary_display_msg(summaryview, node);
2536         }
2537 }
2538
2539 void summary_open_msg(SummaryView *summaryview)
2540 {
2541         if (!summaryview->selected) return;
2542
2543         /* CLAWS: if separate message view, don't open a new window
2544          * but rather use the current separated message view */
2545         summary_display_msg_full(summaryview, summaryview->selected,
2546                                  prefs_common.sep_msg ? FALSE : TRUE,
2547                                  FALSE);
2548 }
2549
2550 void summary_view_source(SummaryView * summaryview)
2551 {
2552         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2553         MsgInfo *msginfo;
2554         SourceWindow *srcwin;
2555
2556         if (!summaryview->selected) return;
2557
2558         srcwin = source_window_create();
2559         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2560         source_window_show_msg(srcwin, msginfo);
2561         source_window_show(srcwin);
2562 }
2563
2564 void summary_reedit(SummaryView *summaryview)
2565 {
2566         MsgInfo *msginfo;
2567
2568         if (!summaryview->selected) return;
2569         if (!summaryview->folder_item) return;
2570         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2571         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2572         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2573                 return;
2574
2575         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2576                                               summaryview->selected);
2577         if (!msginfo) return;
2578
2579         compose_reedit(msginfo);
2580 }
2581
2582 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2583 {
2584         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2585         GtkCTreeNode *node;
2586
2587         if (summary_is_locked(summaryview)) return FALSE;
2588         if (type == GTK_SCROLL_STEP_FORWARD) {
2589                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2590                 if (node)
2591                         gtkut_ctree_expand_parent_all(ctree, node);
2592                 else
2593                         return FALSE;
2594         } else {
2595                 if (summaryview->selected) {
2596                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2597                         if (!node) return FALSE;
2598                 }
2599         }
2600
2601         if (messageview_is_visible(summaryview->messageview))
2602                 summaryview->display_msg = TRUE;
2603
2604         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2605
2606         if (GTK_CLIST(ctree)->selection)
2607                 gtk_sctree_set_anchor_row
2608                         (GTK_SCTREE(ctree),
2609                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2610
2611         return TRUE;
2612 }
2613
2614 void summary_toggle_view(SummaryView *summaryview)
2615 {
2616         if (!messageview_is_visible(summaryview->messageview) &&
2617             summaryview->selected)
2618                 summary_display_msg(summaryview,
2619                                     summaryview->selected);
2620         else
2621                 main_window_toggle_message_view(summaryview->mainwin);
2622 }
2623
2624 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2625                                                 GtkCTreeNode *node)
2626 {
2627         MsgInfo *msginfo;
2628
2629         if (node) {
2630                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2631                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2632                         return TRUE;
2633                 node = GTK_CTREE_ROW(node)->children;
2634         } else
2635                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2636
2637         while (node) {
2638                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2639                         return TRUE;
2640                 node = GTK_CTREE_ROW(node)->sibling;
2641         }
2642
2643         return FALSE;
2644 }
2645
2646 static gboolean summary_have_unread_children(SummaryView *summaryview,
2647                                              GtkCTreeNode *node)
2648 {
2649         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2650
2651         if (!node) return FALSE;
2652
2653         node = GTK_CTREE_ROW(node)->children;
2654
2655         while (node) {
2656                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2657                         return TRUE;
2658                 node = GTK_CTREE_ROW(node)->sibling;
2659         }
2660         return FALSE;
2661 }
2662
2663 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2664 {
2665         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2666         GtkStyle *style = NULL;
2667         MsgInfo *msginfo;
2668         MsgFlags flags;
2669         gint *col_pos = summaryview->col_pos;
2670
2671         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2672         if (!msginfo) return;
2673
2674         flags = msginfo->flags;
2675
2676         gtk_ctree_node_set_foreground(ctree, row, NULL);
2677
2678         /* set new/unread column */
2679         if (MSG_IS_IGNORE_THREAD(flags)) {
2680                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2681                                           ignorethreadxpm, ignorethreadxpmmask);
2682         } else if (MSG_IS_NEW(flags)) {
2683                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2684                                           newxpm, newxpmmask);
2685         } else if (MSG_IS_UNREAD(flags)) {
2686                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2687                                           unreadxpm, unreadxpmmask);
2688         } else if (MSG_IS_REPLIED(flags)) {
2689                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2690                                           repliedxpm, repliedxpmmask);
2691         } else if (MSG_IS_FORWARDED(flags)) {
2692                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2693                                           forwardedxpm, forwardedxpmmask);
2694         } else {
2695                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2696                                         NULL);
2697         }
2698
2699         if (prefs_common.bold_unread &&
2700             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2701              (!GTK_CTREE_ROW(row)->expanded &&
2702               GTK_CTREE_ROW(row)->children &&
2703               summary_have_unread_children(summaryview, row))))
2704                 style = bold_style;
2705
2706         /* set mark column */
2707         if (MSG_IS_DELETED(flags)) {
2708                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2709                                           deletedxpm, deletedxpmmask);
2710                 if (style)
2711                         style = bold_deleted_style;
2712                 else {
2713                         style = small_deleted_style;
2714                 }
2715                         gtk_ctree_node_set_foreground
2716                                 (ctree, row, &summaryview->color_dim);
2717         } else if (MSG_IS_MARKED(flags)) {
2718                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2719                                           markxpm, markxpmmask);
2720         } else if (MSG_IS_MOVE(flags)) {
2721                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2722                 if (style)
2723                         style = bold_marked_style;
2724                 else {
2725                         style = small_marked_style;
2726                 }
2727                         gtk_ctree_node_set_foreground
2728                                 (ctree, row, &summaryview->color_marked);
2729         } else if (MSG_IS_COPY(flags)) {
2730                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2731                 if (style)
2732                         style = bold_marked_style;
2733                 else {
2734                         style = small_marked_style;
2735                 }
2736                         gtk_ctree_node_set_foreground
2737                                 (ctree, row, &summaryview->color_marked);
2738 #if 0
2739         } else if ((global_scoring ||
2740                   summaryview->folder_item->prefs->scoring) &&
2741                  (msginfo->score >= summaryview->important_score) &&
2742                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2743                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2744                 gtk_ctree_node_set_foreground(ctree, row,
2745                                               &summaryview->color_important);
2746 #endif
2747         } else {
2748                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2749         }
2750
2751         if (MSG_IS_LOCKED(flags)) {
2752                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2753                                           lockedxpm, lockedxpmmask);
2754         }
2755         else {
2756                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2757         }
2758
2759         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2760                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2761                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2762         } else if (MSG_IS_SIGNED(flags)) {
2763                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2764                                           gpgsignedxpm, gpgsignedxpmmask);
2765         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2766                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2767                                           clipkeyxpm, clipkeyxpmmask);
2768         } else if (MSG_IS_ENCRYPTED(flags)) {
2769                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2770                                           keyxpm, keyxpmmask);
2771         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2772                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2773                                           clipxpm, clipxpmmask);
2774         } else {
2775                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2776         }
2777         if (!style)
2778                 style = small_style;
2779
2780         gtk_ctree_node_set_row_style(ctree, row, style);
2781
2782         if (MSG_GET_COLORLABEL(flags))
2783                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2784 }
2785
2786 void summary_set_marks_selected(SummaryView *summaryview)
2787 {
2788         GList *cur;
2789         summary_lock(summaryview);
2790         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
2791              cur = cur->next)
2792                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2793         summary_unlock(summaryview);
2794 }
2795
2796 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2797 {
2798         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2799         MsgInfo *msginfo;
2800
2801         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2802         if (MSG_IS_DELETED(msginfo->flags))
2803                 summaryview->deleted--;
2804         if (MSG_IS_MOVE(msginfo->flags))
2805                 summaryview->moved--;
2806         if (MSG_IS_COPY(msginfo->flags))
2807                 summaryview->copied--;
2808
2809         procmsg_msginfo_set_to_folder(msginfo, NULL);
2810         procmsg_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2811         summary_set_row_marks(summaryview, row);
2812         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2813 }
2814
2815 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2816 {
2817         gboolean changed = FALSE;
2818         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2819         MsgInfo *msginfo;
2820
2821         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2822         if (MSG_IS_DELETED(msginfo->flags))
2823                 summaryview->deleted--;
2824         if (MSG_IS_MOVE(msginfo->flags)) {
2825                 summaryview->moved--;
2826                 changed = TRUE;
2827         }
2828         if (MSG_IS_COPY(msginfo->flags)) {
2829                 summaryview->copied--;
2830                 changed = TRUE;
2831         }
2832         procmsg_msginfo_set_to_folder(msginfo, NULL);
2833         procmsg_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2834
2835         summary_set_row_marks(summaryview, row);
2836         debug_print("Message %d is locked\n", msginfo->msgnum);
2837 }
2838
2839 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2840 {
2841         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2842         MsgInfo *msginfo;
2843
2844         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2845         if (!MSG_IS_LOCKED(msginfo->flags))
2846                 return;
2847         procmsg_msginfo_set_to_folder(msginfo, NULL);
2848         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2849         summary_set_row_marks(summaryview, row);
2850         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2851 }
2852
2853 void summary_mark(SummaryView *summaryview)
2854 {
2855         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2856         GList *cur;
2857
2858         START_LONG_OPERATION(summaryview);
2859         folder_item_set_batch(summaryview->folder_item, TRUE);
2860         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2861                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2862         folder_item_set_batch(summaryview->folder_item, FALSE);
2863         END_LONG_OPERATION(summaryview);
2864
2865         summary_status_show(summaryview);
2866 }
2867
2868 static void summary_mark_row_as_read(SummaryView *summaryview,
2869                                      GtkCTreeNode *row)
2870 {
2871         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2872         MsgInfo *msginfo;
2873
2874         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2875
2876         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2877                 return;
2878
2879         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2880         && procmsg_msg_has_marked_parent(msginfo))
2881                 summaryview->unreadmarked--;
2882
2883         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2884         summary_set_row_marks(summaryview, row);
2885         debug_print("Message %d is marked as read\n",
2886                 msginfo->msgnum);
2887 }
2888
2889 void summary_mark_as_read(SummaryView *summaryview)
2890 {
2891         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2892         GList *cur;
2893
2894         START_LONG_OPERATION(summaryview);
2895         folder_item_set_batch(summaryview->folder_item, TRUE);
2896         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2897                 summary_mark_row_as_read(summaryview,
2898                                          GTK_CTREE_NODE(cur->data));
2899         folder_item_set_batch(summaryview->folder_item, FALSE);
2900         END_LONG_OPERATION(summaryview);
2901
2902         summary_status_show(summaryview);
2903 }
2904
2905 void summary_msgs_lock(SummaryView *summaryview)
2906 {
2907         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2908         GList *cur;
2909
2910         START_LONG_OPERATION(summaryview);
2911         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2912                 summary_lock_row(summaryview,
2913                                          GTK_CTREE_NODE(cur->data));
2914         END_LONG_OPERATION(summaryview);
2915
2916         summary_status_show(summaryview);
2917 }
2918
2919 void summary_msgs_unlock(SummaryView *summaryview)
2920 {
2921         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2922         GList *cur;
2923
2924         START_LONG_OPERATION(summaryview);
2925         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2926                 summary_unlock_row(summaryview,
2927                                    GTK_CTREE_NODE(cur->data));
2928         END_LONG_OPERATION(summaryview);
2929
2930         summary_status_show(summaryview);
2931 }
2932
2933 void summary_mark_all_read(SummaryView *summaryview)
2934 {
2935         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2936         GtkCTreeNode *node;
2937
2938         START_LONG_OPERATION(summaryview);
2939         folder_item_set_batch(summaryview->folder_item, TRUE);
2940         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2941              node = gtkut_ctree_node_next(ctree, node))
2942                 summary_mark_row_as_read(summaryview, node);
2943         folder_item_set_batch(summaryview->folder_item, FALSE);
2944         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2945              node = gtkut_ctree_node_next(ctree, node)) {
2946                 if (!GTK_CTREE_ROW(node)->expanded)
2947                         summary_set_row_marks(summaryview, node);
2948         }
2949         END_LONG_OPERATION(summaryview);
2950
2951         summary_status_show(summaryview);
2952 }
2953
2954 static void summary_mark_row_as_unread(SummaryView *summaryview,
2955                                        GtkCTreeNode *row)
2956 {
2957         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2958         MsgInfo *msginfo;
2959
2960         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2961         if (MSG_IS_DELETED(msginfo->flags)) {
2962                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2963                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2964                 summaryview->deleted--;
2965         }
2966
2967         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2968         && procmsg_msg_has_marked_parent(msginfo))
2969                 summaryview->unreadmarked++;
2970
2971         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2972         debug_print("Message %d is marked as unread\n",
2973                 msginfo->msgnum);
2974
2975         summary_set_row_marks(summaryview, row);
2976 }
2977
2978 void summary_mark_as_unread(SummaryView *summaryview)
2979 {
2980         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2981         GList *cur;
2982
2983         START_LONG_OPERATION(summaryview);
2984         folder_item_set_batch(summaryview->folder_item, TRUE);
2985         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
2986                 cur = cur->next)
2987                 summary_mark_row_as_unread(summaryview,
2988                                            GTK_CTREE_NODE(cur->data));
2989         folder_item_set_batch(summaryview->folder_item, FALSE);
2990         END_LONG_OPERATION(summaryview);
2991
2992         summary_status_show(summaryview);
2993 }
2994
2995 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2996 {
2997         GList * cur;
2998         gboolean found;
2999
3000         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3001
3002         case F_NEWS:
3003
3004                 /*
3005                   security : checks if one the accounts correspond to
3006                   the author of the post
3007                 */
3008
3009                 found = FALSE;
3010                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3011                         PrefsAccount * account;
3012                         gchar * from_name;
3013
3014                         account = cur->data;
3015                         if (account->name && *account->name)
3016                                 from_name =
3017                                         g_strdup_printf("%s <%s>",
3018                                                         account->name,
3019                                                         account->address);
3020                         else
3021                                 from_name =
3022                                         g_strdup_printf("%s",
3023                                                         account->address);
3024
3025                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3026                                 g_free(from_name);
3027                                 found = TRUE;
3028                                 break;
3029                         }
3030                         g_free(from_name);
3031                 }
3032
3033                 if (!found) {
3034                         alertpanel_error(_("You're not the author of the article\n"));
3035                 }
3036
3037                 return found;
3038
3039         default:
3040                 return TRUE;
3041         }
3042 }
3043
3044 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3045 {
3046         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3047         MsgInfo *msginfo;
3048
3049         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3050
3051         if (!check_permission(summaryview, msginfo))
3052                 return;
3053
3054         if (MSG_IS_LOCKED(msginfo->flags)) return;
3055
3056         if (MSG_IS_DELETED(msginfo->flags)) return;
3057
3058         if (MSG_IS_MOVE(msginfo->flags))
3059                 summaryview->moved--;
3060         if (MSG_IS_COPY(msginfo->flags))
3061                 summaryview->copied--;
3062
3063         procmsg_msginfo_set_to_folder(msginfo, NULL);
3064         procmsg_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3065         summaryview->deleted++;
3066
3067         if (!prefs_common.immediate_exec &&
3068             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3069                 summary_set_row_marks(summaryview, row);
3070
3071         debug_print("Message %s/%d is set to delete\n",
3072                     msginfo->folder->path, msginfo->msgnum);
3073 }
3074
3075 void summary_cancel(SummaryView *summaryview)
3076 {
3077         MsgInfo * msginfo;
3078         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3079
3080         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3081                                               summaryview->selected);
3082         if (!msginfo) return;
3083
3084         if (!check_permission(summaryview, msginfo))
3085                 return;
3086
3087         news_cancel_article(summaryview->folder_item->folder, msginfo);
3088
3089         if (summary_is_locked(summaryview)) return;
3090
3091         summary_lock(summaryview);
3092
3093         gtk_clist_freeze(clist);
3094
3095         summary_update_status(summaryview);
3096         summary_status_show(summaryview);
3097
3098         gtk_clist_thaw(clist);
3099
3100         summary_unlock(summaryview);
3101 }
3102
3103 void summary_delete(SummaryView *summaryview)
3104 {
3105         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3106         FolderItem *item = summaryview->folder_item;
3107         GList *cur;
3108         GtkCTreeNode *sel_last = NULL;
3109         GtkCTreeNode *node;
3110         AlertValue aval;
3111         MsgInfo *msginfo;
3112
3113         if (!item) return;
3114
3115         if (summary_is_locked(summaryview)) return;
3116
3117         if (!summaryview->folder_item ||
3118             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3119
3120         aval = alertpanel(_("Delete message(s)"),
3121                           _("Do you really want to delete selected message(s)?"),
3122                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3123         if (aval != G_ALERTDEFAULT) return;
3124
3125         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3126              cur = cur->next) {
3127                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3128                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3129                 if (msginfo->total_size != 0 &&
3130                     msginfo->size != (off_t)msginfo->total_size)
3131                         partial_mark_for_delete(msginfo);
3132         }
3133
3134         main_window_cursor_wait(summaryview->mainwin);
3135
3136         /* next code sets current row focus right. We need to find a row
3137          * that is not deleted. */
3138         summary_lock(summaryview);
3139         folder_item_update_freeze();
3140         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3141         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3142                 sel_last = GTK_CTREE_NODE(cur->data);
3143                 summary_delete_row(summaryview, sel_last);
3144         }
3145         folder_item_update_thaw();
3146         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3147         summary_unlock(summaryview);
3148
3149         node = summary_find_next_msg(summaryview, sel_last);
3150         if (!node)
3151                 node = summary_find_prev_msg(summaryview, sel_last);
3152
3153         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3154
3155         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3156                 summary_execute(summaryview);
3157                 /* after deleting, the anchor may be at an invalid row
3158                  * so reset it to the node we found earlier */
3159                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3160         } else
3161                 summary_status_show(summaryview);
3162
3163         main_window_cursor_normal(summaryview->mainwin);
3164 }
3165
3166 void summary_delete_trash(SummaryView *summaryview)
3167 {
3168         FolderItem *to_folder = NULL;
3169         PrefsAccount *ac;
3170         if (!summaryview->folder_item ||
3171             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3172
3173         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3174                 to_folder = account_get_special_folder(ac, F_TRASH);
3175
3176         if (to_folder == NULL)
3177                 to_folder = summaryview->folder_item->folder->trash;
3178
3179         if (to_folder == NULL || to_folder == summaryview->folder_item)
3180                 summary_delete(summaryview);
3181         else
3182                 summary_move_selected_to(summaryview, to_folder);
3183 }
3184
3185
3186 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3187 {
3188         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3189         MsgInfo *msginfo;
3190
3191         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3192         if (MSG_IS_DELETED(msginfo->flags))
3193                 summaryview->deleted--;
3194         if (MSG_IS_MOVE(msginfo->flags))
3195                 summaryview->moved--;
3196         if (MSG_IS_COPY(msginfo->flags))
3197                 summaryview->copied--;
3198
3199         procmsg_msginfo_set_to_folder(msginfo, NULL);
3200         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3201         summary_set_row_marks(summaryview, row);
3202
3203         debug_print("Message %s/%d is unmarked\n",
3204                     msginfo->folder->path, msginfo->msgnum);
3205 }
3206
3207 void summary_unmark(SummaryView *summaryview)
3208 {
3209         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3210         GList *cur;
3211
3212         START_LONG_OPERATION(summaryview);
3213         folder_item_set_batch(summaryview->folder_item, TRUE);
3214         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3215                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3216         folder_item_set_batch(summaryview->folder_item, FALSE);
3217         END_LONG_OPERATION(summaryview);
3218
3219         summary_status_show(summaryview);
3220 }
3221
3222 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3223                                 FolderItem *to_folder)
3224 {
3225         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3226         MsgInfo *msginfo;
3227
3228         g_return_if_fail(to_folder != NULL);
3229
3230         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3231         if (MSG_IS_LOCKED(msginfo->flags))
3232                 return;
3233
3234         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3235         if (MSG_IS_DELETED(msginfo->flags))
3236                 summaryview->deleted--;
3237         if (MSG_IS_COPY(msginfo->flags)) {
3238                 summaryview->copied--;
3239         }
3240         if (!MSG_IS_MOVE(msginfo->flags)) {
3241                 procmsg_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_MARKED | MSG_DELETED, MSG_COPY);
3242                 summaryview->moved++;
3243         } else {
3244                 procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3245         }
3246
3247         if (!prefs_common.immediate_exec) {
3248                 summary_set_row_marks(summaryview, row);
3249         }
3250
3251         debug_print("Message %d is set to move to %s\n",
3252                     msginfo->msgnum, to_folder->path);
3253 }
3254
3255 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3256 {
3257         GList *cur;
3258
3259         if (!to_folder) return;
3260         if (!summaryview->folder_item ||
3261             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3262
3263         if (summary_is_locked(summaryview)) return;
3264
3265         if (summaryview->folder_item == to_folder) {
3266                 alertpanel_error(_("Destination is same as current folder."));
3267                 return;
3268         }
3269
3270         START_LONG_OPERATION(summaryview);
3271
3272         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3273              cur != NULL && cur->data != NULL; cur = cur->next)
3274                 summary_move_row_to
3275                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3276
3277         END_LONG_OPERATION(summaryview);
3278
3279         if (prefs_common.immediate_exec) {
3280                 summary_execute(summaryview);
3281         } else {
3282                 summary_status_show(summaryview);
3283         }
3284
3285         if (!summaryview->selected) { /* this was the last message */
3286                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3287                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3288                 if (node)
3289                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3290         }
3291
3292 }
3293
3294 void summary_move_to(SummaryView *summaryview)
3295 {
3296         FolderItem *to_folder;
3297
3298         if (!summaryview->folder_item ||
3299             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3300
3301         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3302                                          FOLDER_SEL_MOVE, NULL);
3303         summary_move_selected_to(summaryview, to_folder);
3304 }
3305
3306 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3307                                 FolderItem *to_folder)
3308 {
3309         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3310         MsgInfo *msginfo;
3311
3312         g_return_if_fail(to_folder != NULL);
3313
3314         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3315         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3316         if (MSG_IS_DELETED(msginfo->flags))
3317                 summaryview->deleted--;
3318         if (MSG_IS_MOVE(msginfo->flags)) {
3319                 summaryview->moved--;
3320         }
3321
3322         if (!MSG_IS_COPY(msginfo->flags)) {
3323                 procmsg_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3324                 summaryview->copied++;
3325         } else {
3326                 procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3327         }
3328         if (!prefs_common.immediate_exec) {
3329                 summary_set_row_marks(summaryview, row);
3330         }
3331
3332         debug_print("Message %d is set to copy to %s\n",
3333                     msginfo->msgnum, to_folder->path);
3334 }
3335
3336 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3337 {
3338         GList *cur;
3339
3340         if (!to_folder) return;
3341         if (!summaryview->folder_item) return;
3342
3343         if (summary_is_locked(summaryview)) return;
3344
3345         if (summaryview->folder_item == to_folder) {
3346                 alertpanel_error
3347                         (_("Destination to copy is same as current folder."));
3348                 return;
3349         }
3350
3351         START_LONG_OPERATION(summaryview);
3352
3353         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3354              cur != NULL && cur->data != NULL; cur = cur->next)
3355                 summary_copy_row_to
3356                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3357
3358         END_LONG_OPERATION(summaryview);
3359
3360         if (prefs_common.immediate_exec)
3361                 summary_execute(summaryview);
3362         else {
3363                 summary_status_show(summaryview);
3364         }
3365 }
3366
3367 void summary_copy_to(SummaryView *summaryview)
3368 {
3369         FolderItem *to_folder;
3370
3371         if (!summaryview->folder_item) return;
3372
3373         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3374                                          FOLDER_SEL_COPY, NULL);
3375         summary_copy_selected_to(summaryview, to_folder);
3376 }
3377
3378 void summary_add_address(SummaryView *summaryview)
3379 {
3380         MsgInfo *msginfo;
3381         gchar *from;
3382
3383         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3384                                               summaryview->selected);
3385         if (!msginfo) return;
3386
3387         Xstrdup_a(from, msginfo->from, return);
3388         eliminate_address_comment(from);
3389         extract_address(from);
3390         addressbook_add_contact(msginfo->fromname, from, NULL);
3391 }
3392
3393 void summary_select_all(SummaryView *summaryview)
3394 {
3395         if (!summaryview->folder_item) return;
3396
3397         summary_lock(summaryview);
3398         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3399         summary_unlock(summaryview);
3400         summary_status_show(summaryview);
3401 }
3402
3403 void summary_unselect_all(SummaryView *summaryview)
3404 {
3405         summary_lock(summaryview);
3406         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3407         summary_unlock(summaryview);
3408         summary_status_show(summaryview);
3409 }
3410
3411 void summary_select_thread(SummaryView *summaryview)
3412 {
3413         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3414         GtkCTreeNode *node = summaryview->selected;
3415
3416         if (!node) return;
3417
3418         while (GTK_CTREE_ROW(node)->parent != NULL)
3419                 node = GTK_CTREE_ROW(node)->parent;
3420
3421         if (node != summaryview->selected)
3422                 summary_select_node
3423                         (summaryview, node,
3424                          messageview_is_visible(summaryview->messageview),
3425                          FALSE);
3426
3427         gtk_ctree_select_recursive(ctree, node);
3428
3429         summary_status_show(summaryview);
3430 }
3431
3432 void summary_save_as(SummaryView *summaryview)
3433 {
3434         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3435         MsgInfo *msginfo;
3436         gchar *filename = NULL;
3437         gchar *src, *dest;
3438         gchar *tmp;
3439
3440         AlertValue aval = 0;
3441
3442         if (!summaryview->selected) return;
3443         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3444         if (!msginfo) return;
3445
3446         if (msginfo->subject) {
3447                 Xstrdup_a(filename, msginfo->subject, return);
3448                 subst_for_filename(filename);
3449         }
3450         if (g_getenv ("G_BROKEN_FILENAMES") &&
3451             filename && !g_utf8_validate(filename, -1, NULL)) {
3452                 gchar *oldstr = filename;
3453                 filename = conv_codeset_strdup(filename,
3454                                                conv_get_locale_charset_str(),
3455                                                CS_UTF_8);
3456                 if (!filename) {
3457                         g_warning("summary_save_as(): faild to convert character set.");
3458                         filename = g_strdup(oldstr);
3459                 }
3460                 dest = filesel_select_file_save(_("Save as"), filename);
3461                 g_free(filename);
3462         } else
3463                 dest = filesel_select_file_save(_("Save as"), filename);
3464         filename = NULL;
3465         if (!dest) return;
3466         if (is_file_exist(dest)) {
3467                 aval = alertpanel(_("Append or Overwrite"),
3468                                   _("Append or overwrite existing file?"),
3469                                   _("Append"), _("Overwrite"),
3470                                   GTK_STOCK_CANCEL);
3471                 if (aval != 0 && aval != 1)
3472                         return;
3473         }
3474
3475         src = procmsg_get_message_file(msginfo);
3476         tmp = g_path_get_basename(dest);
3477
3478         if ( aval==0 ) { /* append */
3479                 if (append_file(src, dest, TRUE) < 0)
3480                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3481         } else { /* overwrite */
3482                 if (copy_file(src, dest, TRUE) < 0)
3483                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3484         }
3485         g_free(src);
3486
3487         /*
3488          * If two or more msgs are selected,
3489          * append them to the output file.
3490          */
3491         if (GTK_CLIST(ctree)->selection->next) {
3492                 GList *item;
3493                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3494                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3495                         if (!msginfo) break;
3496                         src = procmsg_get_message_file(msginfo);
3497                         if (append_file(src, dest, TRUE) < 0)
3498                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3499                 }
3500                 g_free(src);
3501         }
3502         g_free(dest);
3503         g_free(tmp);
3504 }
3505
3506 void summary_print(SummaryView *summaryview)
3507 {
3508         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3509 #ifndef USE_GNOMEPRINT
3510         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3511         MsgInfo *msginfo;
3512         gchar *cmdline = NULL;
3513         gchar *p;
3514 #else
3515         gboolean first = TRUE;
3516         GList *tmplist;
3517 #endif
3518         GList *cur;
3519
3520         if (clist->selection == NULL) return;
3521 #ifndef USE_GNOMEPRINT
3522         cmdline = input_dialog(_("Print"),
3523                                _("Enter the print command line:\n"
3524                                  "('%s' will be replaced with file name)"),
3525                                prefs_common.print_cmd);
3526         if (!cmdline) return;
3527         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3528             strchr(p + 2, '%')) {
3529                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3530                                  cmdline);
3531                 g_free(cmdline);
3532                 return;
3533         }
3534         for (cur = clist->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3535                 msginfo = gtk_ctree_node_get_row_data
3536                         (ctree, GTK_CTREE_NODE(cur->data));
3537                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3538         }
3539
3540         g_free(cmdline);
3541
3542 #else
3543         tmplist = g_list_copy(clist->selection);
3544         summary_unselect_all(summaryview);
3545         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3546                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3547                 summary_select_node(summaryview, node, TRUE, TRUE);
3548                 if (!summaryview->messageview->mimeview
3549                 ||  !summaryview->messageview->mimeview->textview
3550                 ||  !summaryview->messageview->mimeview->textview->text)
3551                         alertpanel_warning(_("Cannot print: the message doesn't "
3552                                              "contain text."));
3553                 gedit_print(
3554                         GTK_TEXT_VIEW(summaryview->messageview->mimeview
3555                                         ->textview->text));
3556         }
3557         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3558                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3559                 gtk_sctree_select_with_state(
3560                         GTK_SCTREE(clist), node, first ? 0:GDK_CONTROL_MASK);
3561                 first = FALSE;
3562         }
3563         g_list_free(tmplist);
3564 #endif
3565 }
3566
3567 gboolean summary_execute(SummaryView *summaryview)
3568 {
3569         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3570         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3571         GtkCTreeNode *node, *next;
3572         GtkCTreeNode *new_selected = NULL;
3573         gint move_val = -1;
3574
3575         if (!summaryview->folder_item) return FALSE;
3576
3577         if (summary_is_locked(summaryview)) return FALSE;
3578         summary_lock(summaryview);
3579
3580         gtk_clist_freeze(clist);
3581
3582         if (summaryview->threaded)
3583                 summary_unthread_for_exec(summaryview);
3584
3585         folder_item_update_freeze();
3586         move_val = summary_execute_move(summaryview);
3587         summary_execute_copy(summaryview);
3588         summary_execute_delete(summaryview);
3589
3590         node = GTK_CTREE_NODE(clist->row_list);
3591         for (; node != NULL; node = next) {
3592                 next = gtkut_ctree_node_next(ctree, node);
3593                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3594
3595                 if (node == summaryview->displayed) {
3596                         messageview_clear(summaryview->messageview);
3597                         summaryview->displayed = NULL;
3598                 }
3599                 if (GTK_CTREE_ROW(node)->children != NULL) {
3600                         g_warning("summary_execute(): children != NULL\n");
3601                         continue;
3602                 }
3603
3604                 if (!new_selected &&
3605                     gtkut_ctree_node_is_selected(ctree, node)) {
3606                         summary_unselect_all(summaryview);
3607                         new_selected = summary_find_next_msg(summaryview, node);
3608                         if (!new_selected)
3609                                 new_selected = summary_find_prev_msg
3610                                         (summaryview, node);
3611                 }
3612
3613                 gtk_ctree_remove_node(ctree, node);
3614         }
3615
3616         folder_item_update_thaw();
3617         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3618
3619         if (new_selected) {
3620                 summary_unlock(summaryview);
3621                 gtk_sctree_select
3622                         (GTK_SCTREE(ctree),
3623                          new_selected);
3624                 summary_lock(summaryview);
3625         }
3626
3627         if (summaryview->threaded) {
3628                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3629                 summary_thread_build(summaryview);
3630                 summary_thread_init(summaryview);
3631                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3632         }
3633
3634         summaryview->selected = clist->selection ?
3635                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3636
3637         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3638                 menu_set_insensitive_all
3639                         (GTK_MENU_SHELL(summaryview->popupmenu));
3640                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3641         } else
3642                 gtk_widget_grab_focus(summaryview->ctree);
3643
3644         summary_update_status(summaryview);
3645         summary_status_show(summaryview);
3646
3647         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3648
3649         summary_unlock(summaryview);
3650
3651         if (move_val < 0)
3652                 summary_show(summaryview, summaryview->folder_item);
3653         return TRUE;
3654 }
3655
3656 static gint summary_execute_move(SummaryView *summaryview)
3657 {
3658         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3659         GSList *cur;
3660         gint val = -1;
3661         /* search moving messages and execute */
3662         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3663                                 summaryview);
3664
3665         if (summaryview->mlist) {
3666                 val = procmsg_move_messages(summaryview->mlist);
3667
3668                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3669                         procmsg_msginfo_free((MsgInfo *)cur->data);
3670                 g_slist_free(summaryview->mlist);
3671                 summaryview->mlist = NULL;
3672         }
3673         return val;
3674 }
3675
3676 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3677                                       gpointer data)
3678 {
3679         SummaryView *summaryview = data;
3680         MsgInfo *msginfo;
3681
3682         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3683
3684         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3685                 summaryview->mlist =
3686                         g_slist_prepend(summaryview->mlist, msginfo);
3687                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3688
3689                 if (msginfo->msgid && *msginfo->msgid &&
3690                     node == g_hash_table_lookup(summaryview->msgid_table,
3691                                                 msginfo->msgid))
3692                         g_hash_table_remove(summaryview->msgid_table,
3693                                             msginfo->msgid);
3694         }
3695 }
3696
3697 static void summary_execute_copy(SummaryView *summaryview)
3698 {
3699         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3700
3701         /* search copying messages and execute */
3702         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3703                                 summaryview);
3704
3705         if (summaryview->mlist) {
3706                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3707                 procmsg_copy_messages(summaryview->mlist);
3708
3709                 g_slist_free(summaryview->mlist);
3710                 summaryview->mlist = NULL;
3711         }
3712 }
3713
3714 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3715                                       gpointer data)
3716 {
3717         SummaryView *summaryview = data;
3718         MsgInfo *msginfo;
3719
3720         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3721
3722         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3723                 summaryview->mlist =
3724                         g_slist_prepend(summaryview->mlist, msginfo);
3725
3726                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3727                 summary_set_row_marks(summaryview, node);
3728         }
3729 }
3730
3731 static void summary_execute_delete(SummaryView *summaryview)
3732 {
3733         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3734         GSList *cur;
3735
3736         /* search deleting messages and execute */
3737         gtk_ctree_pre_recursive
3738                 (ctree, NULL, summary_execute_delete_func, summaryview);
3739
3740         if (!summaryview->mlist) return;
3741
3742         folder_item_remove_msgs(summaryview->folder_item,
3743                                 summaryview->mlist);
3744
3745         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3746                 procmsg_msginfo_free((MsgInfo *)cur->data);
3747
3748         g_slist_free(summaryview->mlist);
3749         summaryview->mlist = NULL;
3750 }
3751
3752 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3753                                         gpointer data)
3754 {
3755         SummaryView *summaryview = data;
3756         MsgInfo *msginfo;
3757
3758         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3759
3760         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3761                 summaryview->mlist =
3762                         g_slist_append(summaryview->mlist, msginfo);
3763                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3764
3765                 if (msginfo->msgid && *msginfo->msgid &&
3766                     node == g_hash_table_lookup(summaryview->msgid_table,
3767                                                 msginfo->msgid)) {
3768                         g_hash_table_remove(summaryview->msgid_table,
3769                                             msginfo->msgid);
3770                 }
3771                 if (msginfo->subject && *msginfo->subject &&
3772                     node == subject_table_lookup(summaryview->subject_table,
3773                                                  msginfo->subject)) {
3774                         subject_table_remove(summaryview->subject_table,
3775                                              msginfo->subject);
3776                 }
3777         }
3778 }
3779
3780 /* thread functions */
3781
3782 void summary_thread_build(SummaryView *summaryview)
3783 {
3784         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3785         GtkCTreeNode *node;
3786         GtkCTreeNode *next;
3787         GtkCTreeNode *parent;
3788         MsgInfo *msginfo;
3789         GSList *reflist;
3790
3791         summary_lock(summaryview);
3792
3793         debug_print("Building threads...");
3794         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3795         main_window_cursor_wait(summaryview->mainwin);
3796
3797         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3798                                        G_CALLBACK(summary_tree_expanded), summaryview);
3799         gtk_clist_freeze(GTK_CLIST(ctree));
3800
3801         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3802         while (node) {
3803                 next = GTK_CTREE_ROW(node)->sibling;
3804
3805                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3806
3807                 parent = NULL;
3808
3809                 if (msginfo && msginfo->inreplyto) {
3810                         parent = g_hash_table_lookup(summaryview->msgid_table,
3811                                                      msginfo->inreplyto);
3812
3813                         if (!parent && msginfo->references) {
3814                                 for (reflist = msginfo->references;
3815                                      reflist != NULL; reflist = reflist->next)
3816                                         if ((parent = g_hash_table_lookup
3817                                                 (summaryview->msgid_table,
3818                                                  reflist->data)))
3819                                                 break;
3820                         }
3821                 }
3822
3823                 if (prefs_common.thread_by_subject && parent == NULL) {
3824                         parent = subject_table_lookup
3825                                 (summaryview->subject_table,
3826                                  msginfo->subject);
3827                 }
3828
3829                 if (parent && parent != node) {
3830                         gtk_ctree_move(ctree, node, parent, NULL);
3831                 }
3832
3833                 node = next;
3834         }
3835
3836         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3837
3838         gtk_clist_thaw(GTK_CLIST(ctree));
3839         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3840                                          G_CALLBACK(summary_tree_expanded), summaryview);
3841
3842         debug_print("done.\n");
3843         STATUSBAR_POP(summaryview->mainwin);
3844         main_window_cursor_normal(summaryview->mainwin);
3845
3846         summaryview->threaded = TRUE;
3847
3848         summary_unlock(summaryview);
3849 }
3850
3851 static void summary_thread_init(SummaryView *summaryview)
3852 {
3853         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3854         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3855         GtkCTreeNode *next;
3856
3857         if (!summaryview->thread_collapsed) {
3858                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3859                                        G_CALLBACK(summary_tree_expanded), summaryview);
3860                 while (node) {
3861                         next = GTK_CTREE_ROW(node)->sibling;
3862                         if (GTK_CTREE_ROW(node)->children)
3863                                 gtk_ctree_expand_recursive(ctree, node);
3864                         node = next;
3865                 }
3866                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3867                                        G_CALLBACK(summary_tree_expanded), summaryview);
3868         }
3869 }
3870
3871 void summary_unthread(SummaryView *summaryview)
3872 {
3873         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3874         GtkCTreeNode *node;
3875         GtkCTreeNode *child;
3876         GtkCTreeNode *sibling;
3877         GtkCTreeNode *next_child;
3878
3879         summary_lock(summaryview);
3880
3881         debug_print("Unthreading...");
3882         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3883         main_window_cursor_wait(summaryview->mainwin);
3884
3885         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3886                                         summary_tree_collapsed, summaryview);
3887         gtk_clist_freeze(GTK_CLIST(ctree));
3888
3889         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3890              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3891                 child = GTK_CTREE_ROW(node)->children;
3892                 sibling = GTK_CTREE_ROW(node)->sibling;
3893
3894                 while (child != NULL) {
3895                         next_child = GTK_CTREE_ROW(child)->sibling;
3896                         gtk_ctree_move(ctree, child, NULL, sibling);
3897                         child = next_child;
3898                 }
3899         }
3900
3901         /* CLAWS: and sort it */
3902         gtk_sctree_sort_recursive(ctree, NULL);
3903
3904         gtk_clist_thaw(GTK_CLIST(ctree));
3905         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3906                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3907
3908         debug_print("done.\n");
3909         STATUSBAR_POP(summaryview->mainwin);
3910         main_window_cursor_normal(summaryview->mainwin);
3911
3912         summaryview->threaded = FALSE;
3913
3914         summary_unlock(summaryview);
3915 }
3916
3917 static void summary_unthread_for_exec(SummaryView *summaryview)
3918 {
3919         GtkCTreeNode *node;
3920         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3921
3922         debug_print("Unthreading for execution...");
3923
3924         START_LONG_OPERATION(summaryview);
3925
3926         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3927              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3928                 summary_unthread_for_exec_func(ctree, node, NULL);
3929         }
3930
3931         END_LONG_OPERATION(summaryview);
3932
3933         debug_print("done.\n");
3934 }
3935
3936 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3937                                            gpointer data)
3938 {
3939         MsgInfo *msginfo;
3940         GtkCTreeNode *top_parent;
3941         GtkCTreeNode *child;
3942         GtkCTreeNode *sibling;
3943
3944         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3945
3946         if (!msginfo ||
3947             (!MSG_IS_MOVE(msginfo->flags) &&
3948              !MSG_IS_DELETED(msginfo->flags)))
3949                 return;
3950         child = GTK_CTREE_ROW(node)->children;
3951         if (!child) return;
3952
3953         for (top_parent = node;
3954              GTK_CTREE_ROW(top_parent)->parent != NULL;
3955              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3956                 ;
3957         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3958
3959         while (child != NULL) {
3960                 GtkCTreeNode *next_child;
3961
3962                 next_child = GTK_CTREE_ROW(child)->sibling;
3963                 gtk_ctree_move(ctree, child, NULL, sibling);
3964                 child = next_child;
3965         }
3966 }
3967
3968 void summary_expand_threads(SummaryView *summaryview)
3969 {
3970         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3971         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3972
3973         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3974                                        G_CALLBACK(summary_tree_expanded), summaryview);
3975         gtk_clist_freeze(GTK_CLIST(ctree));
3976
3977         while (node) {
3978                 if (GTK_CTREE_ROW(node)->children) {
3979                         gtk_ctree_expand(ctree, node);
3980                         summary_set_row_marks(summaryview, node);
3981                 }
3982                 node = GTK_CTREE_NODE_NEXT(node);
3983         }
3984
3985         gtk_clist_thaw(GTK_CLIST(ctree));
3986         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3987                                          G_CALLBACK(summary_tree_expanded), summaryview);
3988
3989         summaryview->thread_collapsed = FALSE;
3990
3991         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3992 }
3993
3994 void summary_collapse_threads(SummaryView *summaryview)
3995 {
3996         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3997         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3998
3999         gtk_clist_freeze(GTK_CLIST(ctree));
4000
4001         while (node) {
4002                 if (GTK_CTREE_ROW(node)->children)
4003                         gtk_ctree_collapse(ctree, node);
4004                 node = GTK_CTREE_ROW(node)->sibling;
4005         }
4006
4007         gtk_clist_thaw(GTK_CLIST(ctree));
4008
4009         summaryview->thread_collapsed = TRUE;
4010
4011         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4012 }
4013
4014 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4015 {
4016         summary_lock(summaryview);
4017
4018         folder_item_update_freeze();
4019
4020         debug_print("filtering...");
4021         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4022         main_window_cursor_wait(summaryview->mainwin);
4023
4024         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4025
4026         if (selected_only) {
4027                 GList *cur;
4028
4029                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4030                      cur != NULL && cur->data != NULL; cur = cur->next) {
4031                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4032                                             GTK_CTREE_NODE(cur->data),
4033                                             summaryview);
4034                 }
4035         } else {
4036                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4037                                         GTK_CTREE_FUNC(summary_filter_func),
4038                                         summaryview);
4039         }
4040         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4041
4042         folder_item_update_thaw();
4043         debug_print("done.\n");
4044         STATUSBAR_POP(summaryview->mainwin);
4045         main_window_cursor_normal(summaryview->mainwin);
4046
4047         summary_unlock(summaryview);
4048
4049         /*
4050          * CLAWS: summary_show() only valid after having a lock. ideally
4051          * we want the lock to be context aware...
4052          */
4053         summary_show(summaryview, summaryview->folder_item);
4054 }
4055
4056 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4057                                 gpointer data)
4058 {
4059         MailFilteringData mail_filtering_data;
4060         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4061
4062         mail_filtering_data.msginfo = msginfo;
4063         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4064                 return;
4065
4066         filter_message_by_msginfo(filtering_rules, msginfo);
4067 }
4068
4069 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4070                                  PrefsFilterType type, gint processing_rule)
4071 {
4072         gchar *header = NULL;
4073         gchar *key = NULL;
4074
4075         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4076
4077         if (processing_rule) {
4078                 if (item == NULL)
4079                         prefs_filtering_open(&pre_global_processing,
4080                                              _("Processing rules to apply before folder rules"),
4081                                              header, key);
4082                 else
4083                         prefs_filtering_open(&item->prefs->processing,
4084                                              _("Processing configuration"),
4085                                              header, key);
4086         }
4087         else {
4088                 prefs_filtering_open(&filtering_rules,
4089                                      _("Filtering configuration"),
4090                                        header, key);
4091         }
4092
4093         g_free(header);
4094         g_free(key);
4095 }
4096
4097 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4098                          gint processing_rule)
4099 {
4100         MsgInfo *msginfo;
4101         FolderItem * item;
4102
4103         if (!summaryview->selected) return;
4104
4105         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4106                                               summaryview->selected);
4107         if (!msginfo) return;
4108
4109         item = summaryview->folder_item;
4110         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4111 }
4112
4113 /* color label */
4114
4115 #define N_COLOR_LABELS colorlabel_get_color_count()
4116
4117 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4118                                                      gpointer data)
4119 {
4120         guint color = GPOINTER_TO_UINT(data);
4121         SummaryView *summaryview;
4122
4123         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4124         g_return_if_fail(summaryview != NULL);
4125
4126         /* "dont_toggle" state set? */
4127         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4128                                 "dont_toggle"))
4129                 return;
4130
4131         summary_set_colorlabel(summaryview, color, NULL);
4132 }
4133
4134 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4135  * for the messsage; not the color index */
4136 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4137                                   guint labelcolor)
4138 {
4139         GdkColor color;
4140         GtkStyle *style, *prev_style, *ctree_style;
4141         MsgInfo *msginfo;
4142         gint color_index;
4143
4144         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4145
4146         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4147         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4148         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4149
4150         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4151                 if (!prev_style) return;
4152                 style = gtk_style_copy(prev_style);
4153                 color = ctree_style->fg[GTK_STATE_NORMAL];
4154                 style->fg[GTK_STATE_NORMAL] = color;
4155                 color = ctree_style->fg[GTK_STATE_SELECTED];
4156                 style->fg[GTK_STATE_SELECTED] = color;
4157         } else {
4158                 if (prev_style)
4159                         style = gtk_style_copy(prev_style);
4160                 else
4161                         style = gtk_style_copy(ctree_style);
4162                 color = colorlabel_get_color(color_index);
4163                 style->fg[GTK_STATE_NORMAL] = color;
4164                 /* get the average of label color and selected fg color
4165                    for visibility */
4166                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4167                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4168                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4169         }
4170
4171         gtk_ctree_node_set_row_style(ctree, node, style);
4172 }
4173
4174 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4175 {
4176         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4177         MsgInfo *msginfo;
4178
4179         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4180
4181         procmsg_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4182                                         MSG_CLABEL_FLAG_MASK, 0);
4183 }
4184
4185 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4186                             GtkWidget *widget)
4187 {
4188         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4189         GList *cur;
4190
4191         START_LONG_OPERATION(summaryview);
4192
4193         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4194                 summary_set_row_colorlabel(summaryview,
4195                                            GTK_CTREE_NODE(cur->data), labelcolor);
4196         END_LONG_OPERATION(summaryview);
4197 }
4198
4199 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4200                                                           gpointer data)
4201 {
4202         SummaryView *summaryview;
4203         GtkMenuShell *menu;
4204         GtkCheckMenuItem **items;
4205         gint n;
4206         GList *cur, *sel;
4207
4208         summaryview = (SummaryView *)data;
4209         g_return_if_fail(summaryview != NULL);
4210
4211         sel = GTK_CLIST(summaryview->ctree)->selection;
4212         if (!sel) return;
4213
4214         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4215         g_return_if_fail(menu != NULL);
4216
4217         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4218
4219         /* NOTE: don't return prematurely because we set the "dont_toggle"
4220          * state for check menu items */
4221         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4222                           GINT_TO_POINTER(1));
4223
4224         /* clear items. get item pointers. */
4225         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4226                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4227                         gtk_check_menu_item_set_active
4228                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4229                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4230                         n++;
4231                 }
4232         }
4233
4234         if (n == (N_COLOR_LABELS + 1)) {
4235                 /* iterate all messages and set the state of the appropriate
4236                  * items */
4237                 for (; sel != NULL; sel = sel->next) {
4238                         MsgInfo *msginfo;
4239                         gint clabel;
4240
4241                         msginfo = gtk_ctree_node_get_row_data
4242                                 (GTK_CTREE(summaryview->ctree),
4243                                  GTK_CTREE_NODE(sel->data));
4244                         if (msginfo) {
4245                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4246                                 if (!items[clabel]->active)
4247                                         gtk_check_menu_item_set_active
4248                                                 (items[clabel], TRUE);
4249                         }
4250                 }
4251         } else
4252                 g_warning("invalid number of color elements (%d)\n", n);
4253
4254         /* reset "dont_toggle" state */
4255         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4256                           GINT_TO_POINTER(0));
4257 }
4258
4259 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4260 {
4261         GtkWidget *label_menuitem;
4262         GtkWidget *menu;
4263         GtkWidget *item;
4264         gint i;
4265
4266         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4267                                                    "/Color label");
4268         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4269                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4270                            summaryview);
4271         gtk_widget_show(label_menuitem);
4272
4273         menu = gtk_menu_new();
4274
4275         /* create sub items. for the menu item activation callback we pass the
4276          * index of label_colors[] as data parameter. for the None color we
4277          * pass an invalid (high) value. also we attach a data pointer so we
4278          * can always get back the SummaryView pointer. */
4279
4280         item = gtk_check_menu_item_new_with_label(_("None"));
4281         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4282         g_signal_connect(G_OBJECT(item), "activate",
4283                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4284                            GUINT_TO_POINTER(0));
4285         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4286         gtk_widget_show(item);
4287
4288         item = gtk_menu_item_new();
4289         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4290         gtk_widget_show(item);
4291
4292         /* create pixmap/label menu items */
4293         for (i = 0; i < N_COLOR_LABELS; i++) {
4294                 item = colorlabel_create_check_color_menu_item(i);
4295                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4296                 g_signal_connect(G_OBJECT(item), "activate",
4297                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4298                                  GUINT_TO_POINTER(i + 1));
4299                 g_object_set_data(G_OBJECT(item), "summaryview",
4300                                   summaryview);
4301                 gtk_widget_show(item);
4302         }
4303
4304         gtk_widget_show(menu);
4305         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4306         summaryview->colorlabel_menu = menu;
4307 }
4308
4309 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4310 {
4311         GtkWidget *ctree;
4312         gint *col_pos = summaryview->col_pos;
4313         SummaryColumnState *col_state;
4314         gchar *titles[N_SUMMARY_COLS];
4315         SummaryColumnType type;
4316         gint pos;
4317
4318         memset(titles, 0, sizeof(titles));
4319
4320         col_state = prefs_summary_column_get_config();
4321         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4322                 summaryview->col_state[pos] = col_state[pos];
4323                 type = col_state[pos].type;
4324                 col_pos[type] = pos;
4325         }
4326         col_state = summaryview->col_state;
4327
4328         ctree = gtk_sctree_new_with_titles
4329                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4330
4331         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4332         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4333                                            GTK_JUSTIFY_CENTER);
4334         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4335                                            GTK_JUSTIFY_CENTER);
4336         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4337                                            GTK_JUSTIFY_CENTER);
4338         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4339                                            GTK_JUSTIFY_CENTER);
4340         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4341                                            GTK_JUSTIFY_RIGHT);
4342         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4343                                            GTK_JUSTIFY_RIGHT);
4344         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4345                                            GTK_JUSTIFY_RIGHT);
4346         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4347                                    SUMMARY_COL_MARK_WIDTH);
4348         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4349                                    SUMMARY_COL_STATUS_WIDTH);
4350         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4351                                    SUMMARY_COL_LOCKED_WIDTH);
4352         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4353                                    SUMMARY_COL_MIME_WIDTH);
4354         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4355                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4356         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4357                                    prefs_common.summary_col_size[S_COL_FROM]);
4358         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4359                                    prefs_common.summary_col_size[S_COL_TO]);
4360         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4361                                    prefs_common.summary_col_size[S_COL_DATE]);
4362         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4363                                    prefs_common.summary_col_size[S_COL_SIZE]);
4364         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4365                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4366         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4367                                    prefs_common.summary_col_size[S_COL_SCORE]);
4368         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4369         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4370                                      GTK_CTREE_EXPANDER_SQUARE);
4371 #if 0
4372         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4373         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4374                                      GTK_CTREE_EXPANDER_TRIANGLE);
4375 #endif
4376         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4377         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4378
4379         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4380                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4381                                        GTK_CAN_FOCUS);
4382                 gtk_clist_set_column_visibility
4383                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4384         }
4385
4386         /* connect signal to the buttons for sorting */
4387 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4388         g_signal_connect \
4389                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4390                  "clicked", \
4391                  G_CALLBACK(func), \
4392                  summaryview)
4393
4394         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4395         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4396         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4397         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4398         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4399         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4400         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4401         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4402         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4403         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4404         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4405
4406 #undef CLIST_BUTTON_SIGNAL_CONNECT
4407
4408         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4409                          G_CALLBACK(summary_selected), summaryview);
4410         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4411                          G_CALLBACK(summary_button_pressed),
4412                          summaryview);
4413         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4414                          G_CALLBACK(summary_button_released),
4415                          summaryview);
4416         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4417                          G_CALLBACK(summary_key_pressed), summaryview);
4418         g_signal_connect(G_OBJECT(ctree), "resize_column",
4419                          G_CALLBACK(summary_col_resized), summaryview);
4420         g_signal_connect(G_OBJECT(ctree), "open_row",
4421                          G_CALLBACK(summary_open_row), summaryview);
4422
4423         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4424                                G_CALLBACK(summary_tree_expanded),
4425                                summaryview);
4426         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4427                                G_CALLBACK(summary_tree_collapsed),
4428                                summaryview);
4429
4430         g_signal_connect(G_OBJECT(ctree), "start_drag",
4431                          G_CALLBACK(summary_start_drag),
4432                          summaryview);
4433         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4434                          G_CALLBACK(summary_drag_data_get),
4435                          summaryview);
4436
4437         return ctree;
4438 }
4439
4440 void summary_set_column_order(SummaryView *summaryview)
4441 {
4442         GtkWidget *ctree;
4443         GtkWidget *scrolledwin = summaryview->scrolledwin;
4444         GtkWidget *pixmap;
4445         FolderItem *item;
4446         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4447         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4448
4449         item = summaryview->folder_item;
4450
4451         summary_clear_all(summaryview);
4452         gtk_widget_destroy(summaryview->ctree);
4453
4454         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4455         summary_set_fonts(summaryview);
4456         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4457         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4458                                     summaryview->col_pos[S_COL_MIME], pixmap);
4459         gtk_widget_show(pixmap);
4460         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4461                                             GTK_CLIST(ctree)->hadjustment);
4462         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4463                                             GTK_CLIST(ctree)->vadjustment);
4464         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4465         gtk_widget_show(ctree);
4466
4467         summary_show(summaryview, item);
4468
4469         summary_select_by_msgnum(summaryview, selected_msgnum);
4470
4471         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4472         if (!summaryview->displayed)
4473                 messageview_clear(summaryview->messageview);
4474         else
4475                 summary_redisplay_msg(summaryview);
4476 }
4477
4478
4479 /* callback functions */
4480
4481 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4482                                    SummaryView *summaryview)
4483 {
4484         if (event)
4485                 summary_toggle_view(summaryview);
4486         return TRUE;
4487 }
4488
4489 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4490                                        SummaryView *summaryview)
4491 {
4492         if (!event) return FALSE;
4493
4494         if (event->button == 3) {
4495                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4496                 /* right clicked */
4497                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4498                                NULL, NULL, event->button, event->time);
4499         } else if (event->button == 2) {
4500                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4501         } else if (event->button == 1) {
4502                 if (!prefs_common.emulate_emacs &&
4503                     messageview_is_visible(summaryview->messageview))
4504                         summaryview->display_msg = TRUE;
4505         }
4506
4507         return FALSE;
4508 }
4509
4510 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4511                                         SummaryView *summaryview)
4512 {
4513         return FALSE;
4514 }
4515
4516 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4517 {
4518         summary_key_pressed(summaryview->ctree, event, summaryview);
4519 }
4520
4521 #define BREAK_ON_MODIFIER_KEY() \
4522         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4523
4524 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4525                                     SummaryView *summaryview)
4526 {
4527         GtkCTree *ctree = GTK_CTREE(widget);
4528         GtkCTreeNode *node;
4529         MessageView *messageview;
4530         TextView *textview;
4531         GtkAdjustment *adj;
4532         gboolean mod_pressed;
4533
4534         if (summary_is_locked(summaryview)) return TRUE;
4535         if (!event) return TRUE;
4536
4537         if (quicksearch_has_focus(summaryview->quicksearch))
4538                 return FALSE;
4539
4540         switch (event->keyval) {
4541         case GDK_Left:          /* Move focus */
4542                 adj = gtk_scrolled_window_get_hadjustment
4543                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4544                 if (adj->lower != adj->value)
4545                         break;
4546                 /* FALLTHROUGH */
4547         case GDK_Escape:
4548                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4549                 return TRUE;
4550         case GDK_Home:
4551         case GDK_End:
4552                 if ((node = summaryview->selected) != NULL) {
4553                         GtkCTreeNode *next = NULL;
4554                         next = (event->keyval == GDK_Home)
4555                                         ? gtk_ctree_node_nth(ctree, 0)
4556                                         : gtk_ctree_node_nth(ctree,
4557                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4558                         if (next) {
4559                                 gtk_sctree_select_with_state
4560                                         (GTK_SCTREE(ctree), next, event->state);
4561
4562                                 /* Deprecated - what are the non-deprecated equivalents? */
4563                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4564                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4565                                 summaryview->selected = next;
4566                         }
4567                 }
4568                 return TRUE;
4569         default:
4570                 break;
4571         }
4572
4573         if (!summaryview->selected) {
4574                 node = gtk_ctree_node_nth(ctree, 0);
4575                 if (node)
4576                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4577                 else
4578                         return TRUE;
4579         }
4580
4581         messageview = summaryview->messageview;
4582         textview = messageview->mimeview->textview;
4583
4584         mod_pressed =
4585                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4586
4587         switch (event->keyval) {
4588         case GDK_space:         /* Page down or go to the next */
4589                 if (event->state & GDK_SHIFT_MASK)
4590                         textview_scroll_page(textview, TRUE);
4591                 else {
4592                         if (summaryview->displayed != summaryview->selected) {
4593                                 summary_display_msg(summaryview,
4594                                                     summaryview->selected);
4595                                 break;
4596                         }
4597                         if (mod_pressed) {
4598                                 if (!textview_scroll_page(textview, TRUE))
4599                                         summary_select_prev_unread(summaryview);
4600                         } else {
4601                                 if (!textview_scroll_page(textview, FALSE))
4602                                         summary_select_next_unread(summaryview);
4603                         }
4604                 }
4605                 break;
4606         case GDK_BackSpace:     /* Page up */
4607                 textview_scroll_page(textview, TRUE);
4608                 break;
4609         case GDK_Return:        /* Scroll up/down one line */
4610                 if (summaryview->displayed != summaryview->selected) {
4611                         summary_display_msg(summaryview,
4612                                             summaryview->selected);
4613                         break;
4614                 }
4615                 textview_scroll_one_line(textview, mod_pressed);
4616                 break;
4617         case GDK_Delete:
4618                 BREAK_ON_MODIFIER_KEY();
4619                 summary_delete_trash(summaryview);
4620                 break;
4621         default:
4622                 break;
4623         }
4624         return FALSE;
4625 }
4626
4627 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4628 {
4629         SummaryView *summaryview = data;
4630
4631         summary_show(summaryview, summaryview->folder_item);
4632 }
4633
4634 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4635 {
4636         SummaryView *summaryview = (SummaryView *)data;
4637
4638         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4639                 prefs_common.show_searchbar = TRUE;
4640                 quicksearch_show(summaryview->quicksearch);
4641         } else {
4642                 prefs_common.show_searchbar = FALSE;
4643                 quicksearch_hide(summaryview->quicksearch);
4644         }
4645 }
4646
4647 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4648 {
4649         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4650         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4651         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4652                 summary_reedit(summaryview);
4653         else
4654                 summary_open_msg(summaryview);
4655
4656         summaryview->display_msg = FALSE;
4657 }
4658
4659 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4660                                   SummaryView *summaryview)
4661 {
4662         summary_set_row_marks(summaryview, node);
4663         while (prefs_common.bold_unread && node) {
4664                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4665                 if (GTK_CTREE_ROW(node)->children)
4666                         summary_set_row_marks(summaryview, node);
4667                 node = next;
4668         }
4669 }
4670
4671 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4672                                    SummaryView *summaryview)
4673 {
4674         summary_set_row_marks(summaryview, node);
4675 }
4676
4677 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4678                              gint column, SummaryView *summaryview)
4679 {
4680         MsgInfo *msginfo;
4681         gboolean marked_unread = FALSE;
4682
4683         if (summary_is_locked(summaryview)
4684         ||  GTK_SCTREE(ctree)->selecting_range) {
4685                 return;
4686         }
4687
4688         summary_status_show(summaryview);
4689
4690         if (GTK_CLIST(ctree)->selection &&
4691             GTK_CLIST(ctree)->selection->next) {
4692                 summaryview->display_msg = FALSE;
4693                 summary_set_menu_sensitive(summaryview);
4694                 toolbar_main_set_sensitive(summaryview->mainwin);
4695                 return;
4696         }
4697
4698         summaryview->selected = row;
4699
4700         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4701         g_return_if_fail(msginfo != NULL);
4702
4703         switch (column < 0 ? column : summaryview->col_state[column].type) {
4704         case S_COL_MARK:
4705                 if (!MSG_IS_DELETED(msginfo->flags) &&
4706                     !MSG_IS_MOVE(msginfo->flags) &&
4707                     !MSG_IS_COPY(msginfo->flags)) {
4708                         if (MSG_IS_MARKED(msginfo->flags)) {
4709                                 summary_unmark_row(summaryview, row);
4710                         } else {
4711                                 summary_mark_row(summaryview, row);
4712                         }
4713                 }
4714                 break;
4715         case S_COL_STATUS:
4716                 if (MSG_IS_UNREAD(msginfo->flags)) {
4717                         summary_mark_row_as_read(summaryview, row);
4718                         summary_status_show(summaryview);
4719                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4720                          !MSG_IS_FORWARDED(msginfo->flags)) {
4721                         marked_unread = TRUE;
4722                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4723                         summary_find_answers(summaryview, msginfo);
4724                         return;
4725                 }
4726                 break;
4727         case S_COL_LOCKED:
4728                 if (MSG_IS_LOCKED(msginfo->flags)) {
4729                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4730                         summary_set_row_marks(summaryview, row);
4731                 }
4732                 else
4733                         summary_lock_row(summaryview, row);
4734                 break;
4735         default:
4736                 break;
4737         }
4738
4739         if (summaryview->display_msg ||
4740             (prefs_common.always_show_msg &&
4741              messageview_is_visible(summaryview->messageview))) {
4742                 summaryview->display_msg = FALSE;
4743                 if (summaryview->displayed != row) {
4744                         summary_display_msg(summaryview, row);
4745                         if (marked_unread) {
4746                                 summary_mark_row_as_unread(summaryview, row);
4747                                 summary_status_show(summaryview);
4748                         }
4749                         return;
4750                 }
4751         }
4752
4753         if (marked_unread) {
4754                 summary_mark_row_as_unread(summaryview, row);
4755                 summary_status_show(summaryview);
4756         }
4757
4758         summary_set_menu_sensitive(summaryview);
4759         toolbar_main_set_sensitive(summaryview->mainwin);
4760 }
4761
4762 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4763                                 SummaryView *summaryview)
4764 {
4765         SummaryColumnType type = summaryview->col_state[column].type;
4766
4767         prefs_common.summary_col_size[type] = width;
4768 }
4769
4770
4771 /*
4772  * \brief get List of msginfo selected in SummaryView
4773  *
4774  * \param summaryview
4775  *
4776  * \return GSList holding MsgInfo
4777  */
4778 GSList *summary_get_selection(SummaryView *summaryview)
4779 {
4780         GList *sel = NULL;
4781         GSList *msginfo_list = NULL;
4782
4783         g_return_val_if_fail(summaryview != NULL, NULL);
4784
4785         sel = GTK_CLIST(summaryview->ctree)->selection;
4786
4787         g_return_val_if_fail(sel != NULL, NULL);
4788
4789         for ( ; sel != NULL; sel = sel->next)
4790                 msginfo_list =
4791                         g_slist_append(msginfo_list,
4792                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4793                                                                    GTK_CTREE_NODE(sel->data)));
4794         return msginfo_list;
4795 }
4796
4797 static void summary_reply_cb(SummaryView *summaryview, guint action,
4798                              GtkWidget *widget)
4799 {
4800         MessageView *msgview = (MessageView*)summaryview->messageview;
4801         GSList *msginfo_list;
4802
4803         g_return_if_fail(msgview != NULL);
4804
4805         msginfo_list = summary_get_selection(summaryview);
4806         g_return_if_fail(msginfo_list != NULL);
4807         compose_reply_from_messageview(msgview, msginfo_list, action);
4808         g_slist_free(msginfo_list);
4809 }
4810
4811 static void summary_show_all_header_cb(SummaryView *summaryview,
4812                                        guint action, GtkWidget *widget)
4813 {
4814         summaryview->messageview->all_headers =
4815                         GTK_CHECK_MENU_ITEM(widget)->active;
4816         summary_display_msg_selected(summaryview,
4817                                      GTK_CHECK_MENU_ITEM(widget)->active);
4818 }
4819
4820 static void summary_add_address_cb(SummaryView *summaryview,
4821                                    guint action, GtkWidget *widget)
4822 {
4823         summary_add_address(summaryview);
4824 }
4825
4826 static void summary_create_filter_cb(SummaryView *summaryview,
4827                                      guint action, GtkWidget *widget)
4828 {
4829         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4830 }
4831
4832 static void summary_create_processing_cb(SummaryView *summaryview,
4833                                          guint action, GtkWidget *widget)
4834 {
4835         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4836 }
4837
4838 static void summary_sort_by_column_click(SummaryView *summaryview,
4839                                          FolderSortKey sort_key)
4840 {
4841         GtkCTreeNode *node = NULL;
4842         START_TIMING("summary_sort_by_column_click");
4843         if (summaryview->sort_key == sort_key)
4844                 summary_sort(summaryview, sort_key,
4845                              summaryview->sort_type == SORT_ASCENDING
4846                              ? SORT_DESCENDING : SORT_ASCENDING);
4847         else
4848                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4849
4850         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4851
4852         while (prefs_common.bold_unread && node) {
4853                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4854                 if (GTK_CTREE_ROW(node)->children)
4855                         summary_set_row_marks(summaryview, node);
4856                 node = next;
4857         }
4858         END_TIMING();
4859 }
4860
4861 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4862 {
4863         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4864 }
4865
4866 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4867 {
4868         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4869 }
4870
4871 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4872 {
4873         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4874 }
4875
4876 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4877 {
4878         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4879 }
4880
4881 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4882 {
4883         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4884 }
4885
4886 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4887 {
4888         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4889 }
4890
4891 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4892 {
4893         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4894 }
4895
4896 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
4897 {
4898         summary_sort_by_column_click(summaryview, SORT_BY_TO);
4899 }
4900
4901 static void summary_subject_clicked(GtkWidget *button,
4902                                     SummaryView *summaryview)
4903 {
4904         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4905 }
4906
4907 static void summary_score_clicked(GtkWidget *button,
4908                                   SummaryView *summaryview)
4909 {
4910         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4911 }
4912
4913 static void summary_locked_clicked(GtkWidget *button,
4914                                    SummaryView *summaryview)
4915 {
4916         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4917 }
4918
4919 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4920                                SummaryView *summaryview)
4921 {
4922         GdkDragContext *context;
4923
4924         g_return_if_fail(summaryview != NULL);
4925         g_return_if_fail(summaryview->folder_item != NULL);
4926         g_return_if_fail(summaryview->folder_item->folder != NULL);
4927         if (summaryview->selected == NULL) return;
4928
4929         context = gtk_drag_begin(widget, summaryview->target_list,
4930                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4931         gtk_drag_set_icon_default(context);
4932 }
4933
4934 static void summary_drag_data_get(GtkWidget        *widget,
4935                                   GdkDragContext   *drag_context,
4936                                   GtkSelectionData *selection_data,
4937                                   guint             info,
4938                                   guint             time,
4939                                   SummaryView      *summaryview)
4940 {
4941         if (info == TARGET_MAIL_URI_LIST) {
4942                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4943                 GList *cur;
4944                 MsgInfo *msginfo;
4945                 gchar *mail_list = NULL, *tmp1, *tmp2;
4946
4947                 for (cur = GTK_CLIST(ctree)->selection;
4948                      cur != NULL && cur->data != NULL; cur = cur->next) {
4949                         msginfo = gtk_ctree_node_get_row_data
4950                                 (ctree, GTK_CTREE_NODE(cur->data));
4951                         tmp2 = procmsg_get_message_file(msginfo);
4952                         if (!tmp2) continue;
4953                         tmp1 = g_strconcat("file://", tmp2, NULL);
4954                         g_free(tmp2);
4955
4956                         if (!mail_list) {
4957                                 mail_list = tmp1;
4958                         } else {
4959                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4960                                 g_free(mail_list);
4961                                 g_free(tmp1);
4962                                 mail_list = tmp2;
4963                         }
4964                 }
4965
4966                 if (mail_list != NULL) {
4967                         gtk_selection_data_set(selection_data,
4968                                                selection_data->target, 8,
4969                                                mail_list, strlen(mail_list));
4970                         g_free(mail_list);
4971                 }
4972         } else if (info == TARGET_DUMMY) {
4973                 if (GTK_CLIST(summaryview->ctree)->selection)
4974                         gtk_selection_data_set(selection_data,
4975                                                selection_data->target, 8,
4976                                                "Dummy", 6);
4977         }
4978 }
4979
4980
4981 /* custom compare functions for sorting */
4982
4983 #define CMP_FUNC_DEF(func_name, val)                                     \
4984 static gint func_name(GtkCList *clist,                                   \
4985                       gconstpointer ptr1, gconstpointer ptr2)            \
4986 {                                                                        \
4987         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4988         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4989                                                                          \
4990         if (!msginfo1 || !msginfo2)                                      \
4991                 return -1;                                               \
4992                                                                          \
4993         return (val);                                                    \
4994 }
4995
4996 CMP_FUNC_DEF(summary_cmp_by_mark,
4997              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4998 CMP_FUNC_DEF(summary_cmp_by_status,
4999              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5000 CMP_FUNC_DEF(summary_cmp_by_mime,
5001              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5002 CMP_FUNC_DEF(summary_cmp_by_label,
5003              MSG_GET_COLORLABEL(msginfo1->flags) -
5004              MSG_GET_COLORLABEL(msginfo2->flags))
5005 CMP_FUNC_DEF(summary_cmp_by_locked,
5006              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5007
5008 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5009 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5010 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5011
5012 #undef CMP_FUNC_DEF
5013
5014 static gint summary_cmp_by_subject(GtkCList *clist,
5015                                    gconstpointer ptr1,
5016                                    gconstpointer ptr2)
5017 {
5018         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5019         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5020
5021         if (!msginfo1->subject)
5022                 return (msginfo2->subject != NULL);
5023         if (!msginfo2->subject)
5024                 return -1;
5025
5026         return subject_compare_for_sort
5027                 (msginfo1->subject, msginfo2->subject);
5028 }
5029
5030 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5031                                 gconstpointer ptr2)
5032 {
5033         const gchar *str1, *str2;
5034         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5035         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5036         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5037
5038         g_return_val_if_fail(sv, -1);
5039
5040         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5041         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5042
5043         if (!str1)
5044                 return str2 != NULL;
5045
5046         if (!str2)
5047                 return -1;
5048
5049         return g_utf8_collate(str1, str2);
5050 }
5051
5052 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5053                                 gconstpointer ptr2)
5054 {
5055         const gchar *str1, *str2;
5056         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5057         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5058         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5059
5060         g_return_val_if_fail(sv, -1);
5061
5062         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5063         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5064
5065         if (!str1)
5066                 return str2 != NULL;
5067
5068         if (!str2)
5069                 return -1;
5070
5071         return g_utf8_collate(str1, str2);
5072 }
5073
5074 static gint summary_cmp_by_simplified_subject
5075         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5076 {
5077         const FolderItemPrefs *prefs;
5078         const gchar *str1, *str2;
5079         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5080         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5081         const MsgInfo *msginfo1 = r1->data;
5082         const MsgInfo *msginfo2 = r2->data;
5083         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5084
5085         g_return_val_if_fail(sv, -1);
5086         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5087
5088         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5089         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5090
5091         if (!str1)
5092                 return str2 != NULL;
5093
5094         if (!str2)
5095                 return -1;
5096
5097         prefs = msginfo1->folder->prefs;
5098         if (!prefs)
5099                 prefs = msginfo2->folder->prefs;
5100         if (!prefs)
5101                 return -1;
5102
5103         return subject_compare_for_sort(str1, str2);
5104 }
5105
5106 static gint summary_cmp_by_score(GtkCList *clist,
5107                                  gconstpointer ptr1, gconstpointer ptr2)
5108 {
5109         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5110         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5111         int diff;
5112
5113         /* if score are equal, sort by date */
5114
5115         diff = msginfo1->threadscore - msginfo2->threadscore;
5116         if (diff != 0)
5117                 return diff;
5118         else
5119                 return summary_cmp_by_date(clist, ptr1, ptr2);
5120 }
5121
5122 static void news_flag_crosspost(MsgInfo *msginfo)
5123 {
5124         GString *line;
5125         gpointer key;
5126         gpointer value;
5127         Folder *mff;
5128
5129         g_return_if_fail(msginfo != NULL);
5130         g_return_if_fail(msginfo->folder != NULL);
5131         g_return_if_fail(msginfo->folder->folder != NULL);
5132         mff = msginfo->folder->folder;
5133         g_return_if_fail(mff->klass->type == F_NEWS);
5134
5135         if (mff->account->mark_crosspost_read) {
5136                 line = g_string_sized_new(128);
5137                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5138                 debug_print("nfcp: checking <%s>", line->str);
5139                 if (mff->newsart &&
5140                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5141                         debug_print(" <%s>", (gchar *)value);
5142                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5143                                 procmsg_msginfo_change_flags(msginfo,
5144                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5145                         }
5146                         g_hash_table_remove(mff->newsart, key);
5147                         g_free(key);
5148                 }
5149                 g_string_free(line, TRUE);
5150                 debug_print("\n");
5151         }
5152 }
5153
5154 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5155 {
5156         SummaryView *summaryview = (SummaryView *) data;
5157         MsgInfo *msginfo;
5158
5159         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5160
5161         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5162                 summaryview->unreadmarked--;
5163
5164         procmsg_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5165
5166         summary_set_row_marks(summaryview, row);
5167         debug_print("Message %d is marked as ignore thread\n",
5168             msginfo->msgnum);
5169 }
5170
5171 static void summary_ignore_thread(SummaryView *summaryview)
5172 {
5173         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5174         GList *cur;
5175
5176         START_LONG_OPERATION(summaryview);
5177         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5178                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5179                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5180                                         summaryview);
5181
5182         END_LONG_OPERATION(summaryview);
5183
5184         summary_status_show(summaryview);
5185 }
5186
5187 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5188 {
5189         SummaryView *summaryview = (SummaryView *) data;
5190         MsgInfo *msginfo;
5191
5192         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5193
5194         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5195                 summaryview->unreadmarked++;
5196
5197         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5198
5199         summary_set_row_marks(summaryview, row);
5200         debug_print("Message %d is marked as unignore thread\n",
5201             msginfo->msgnum);
5202 }
5203
5204 static void summary_unignore_thread(SummaryView *summaryview)
5205 {
5206         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5207         GList *cur;
5208
5209         START_LONG_OPERATION(summaryview);
5210         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5211                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5212                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5213                                         summaryview);
5214
5215         END_LONG_OPERATION(summaryview);
5216
5217         summary_status_show(summaryview);
5218 }
5219
5220 static void summary_check_ignore_thread_func
5221                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5222 {
5223         MsgInfo *msginfo;
5224         gint *found_ignore = (gint *) data;
5225
5226         if (*found_ignore) return;
5227         else {
5228                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5229                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5230         }
5231 }
5232
5233 void summary_toggle_ignore_thread(SummaryView *summaryview)
5234 {
5235         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5236         GList *cur;
5237         gint found_ignore = 0;
5238
5239         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5240                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5241                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5242                                         &found_ignore);
5243
5244         if (found_ignore)
5245                 summary_unignore_thread(summaryview);
5246         else
5247                 summary_ignore_thread(summaryview);
5248 }
5249
5250 #if 0 /* OLD PROCESSING */
5251 static gboolean processing_apply_func(GNode *node, gpointer data)
5252 {
5253         FolderItem *item;
5254         GSList * processing;
5255         SummaryView * summaryview = (SummaryView *) data;
5256
5257         if (node == NULL)
5258                 return FALSE;
5259
5260         item = node->data;
5261         /* prevent from the warning */
5262         if (item->path == NULL)
5263                 return FALSE;
5264         processing = item->prefs->processing;
5265
5266
5267         if (processing != NULL) {
5268                 gchar * buf;
5269                 GSList * mlist;
5270                 GSList * cur;
5271
5272                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5273                 debug_print(buf);
5274                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5275                 g_free(buf);
5276
5277                 mlist = folder_item_get_msg_list(item);
5278                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5279                         MsgInfo * msginfo;
5280
5281                         msginfo = (MsgInfo *) cur->data;
5282                         filter_message_by_msginfo(processing, msginfo, NULL);
5283                         procmsg_msginfo_free(msginfo);
5284                 }
5285
5286                 g_slist_free(mlist);
5287
5288                 STATUSBAR_POP(summaryview->mainwin);
5289         }
5290
5291
5292         return FALSE;
5293 }
5294
5295 void processing_apply(SummaryView * summaryview)
5296 {
5297         GList * cur;
5298
5299         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5300                 Folder *folder;
5301
5302                 folder = (Folder *) cur->data;
5303                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5304                                 processing_apply_func, summaryview);
5305         }
5306 }
5307 #endif
5308
5309 void summary_toggle_show_read_messages(SummaryView *summaryview)
5310 {
5311         if (summaryview->folder_item->hide_read_msgs)
5312                 summaryview->folder_item->hide_read_msgs = 0;
5313         else
5314                 summaryview->folder_item->hide_read_msgs = 1;
5315         summary_show(summaryview, summaryview->folder_item);
5316 }
5317
5318 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5319                                              guint action)
5320 {
5321         GtkWidget *widget;
5322
5323         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5324                                            "/View/Hide read messages");
5325         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5326                           GINT_TO_POINTER(1));
5327         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5328         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5329                           GINT_TO_POINTER(0));
5330 }
5331
5332 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5333 {
5334         GtkWidget *ctree = summaryview->ctree;
5335         GtkWidget *pixmap;
5336
5337         gtk_widget_destroy(summaryview->folder_pixmap);
5338
5339         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5340         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5341         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5342         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5343         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5344         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5345         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5346         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5347         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5348         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5349         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5350         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5351         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5352
5353         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5354         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5355         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5356         gtk_widget_show(pixmap);
5357         summaryview->folder_pixmap = pixmap;
5358
5359         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5360         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5361                               summaryview->quick_search_pixmap);
5362         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5363         gtk_widget_show(pixmap);
5364         summaryview->quick_search_pixmap = pixmap;
5365
5366         folderview_unselect(summaryview->folderview);
5367         folderview_select(summaryview->folderview, summaryview->folder_item);
5368         summary_set_column_titles(summaryview);
5369 }
5370
5371 /*
5372  * Harvest addresses for selected messages in summary view.
5373  */
5374 void summary_harvest_address(SummaryView *summaryview)
5375 {
5376         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5377         GList *cur;
5378         GList *msgList;
5379         MsgInfo *msginfo;
5380
5381         msgList = NULL;
5382         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5383                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5384                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5385         }
5386         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5387         g_list_free( msgList );
5388 }
5389
5390 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5391 {
5392         int err;
5393         gchar buf[BUFFSIZE];
5394         regex_t *preg = NULL;
5395
5396         preg = g_new0(regex_t, 1);
5397
5398         err = string_match_precompile(simplify_subject_regexp,
5399                                       preg, REG_EXTENDED);
5400         if (err) {
5401                 regerror(err, preg, buf, BUFFSIZE);
5402                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5403                 g_free(preg);
5404                 preg = NULL;
5405         }
5406
5407         return preg;
5408 }
5409
5410 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5411 {
5412         g_return_if_fail(summaryview != NULL);
5413         g_return_if_fail(item != NULL);
5414
5415         /* Subject simplification */
5416         if(summaryview->simplify_subject_preg) {
5417                 regfree(summaryview->simplify_subject_preg);
5418                 g_free(summaryview->simplify_subject_preg);
5419                 summaryview->simplify_subject_preg = NULL;
5420         }
5421         if(item->prefs && item->prefs->simplify_subject_regexp &&
5422            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5423                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5424
5425         /* Sorting */
5426         summaryview->sort_key = item->sort_key;
5427         summaryview->sort_type = item->sort_type;
5428
5429         /* Threading */
5430         summaryview->threaded = item->threaded;
5431         summaryview->thread_collapsed = item->thread_collapsed;
5432
5433         /* Scoring */
5434 #if 0
5435         if (global_scoring || item->prefs->scoring) {
5436                 summaryview->important_score = prefs_common.important_score;
5437                 if (item->prefs->important_score >
5438                     summaryview->important_score)
5439                         summaryview->important_score =
5440                                 item->prefs->important_score;
5441         }
5442 #endif
5443 }
5444
5445 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5446 {
5447         /* Sorting */
5448         item->sort_key = summaryview->sort_key;
5449         item->sort_type = summaryview->sort_type;
5450
5451         /* Threading */
5452         item->threaded = summaryview->threaded;
5453         item->thread_collapsed = summaryview->thread_collapsed;
5454 }
5455
5456 static gboolean summary_update_msg(gpointer source, gpointer data)
5457 {
5458         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5459         SummaryView *summaryview = (SummaryView *)data;
5460         GtkCTreeNode *node;
5461
5462         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5463         g_return_val_if_fail(summaryview != NULL, FALSE);
5464
5465         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5466                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5467
5468                 if (node)
5469                         summary_set_row_marks(summaryview, node);
5470         }
5471
5472         return FALSE;
5473 }
5474
5475 /*!
5476  *\brief        change summaryview to display your answer(s) to a message
5477  *
5478  *\param        summaryview The SummaryView ;)
5479  *\param        msginfo The message for which answers are searched
5480  *
5481  */
5482 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5483 {
5484         FolderItem *sent_folder = NULL;
5485         PrefsAccount *account = NULL;
5486         GtkCTreeNode *node = NULL;
5487         char *buf = NULL;
5488         if (msg == NULL || msg->msgid == NULL)
5489                 return;
5490
5491         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5492         if (account == NULL)
5493                 return;
5494         sent_folder = account_get_special_folder
5495                                 (account, F_OUTBOX);
5496
5497         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5498
5499         if (sent_folder != summaryview->folder_item) {
5500                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5501         }
5502
5503         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5504
5505         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5506         g_free(buf);
5507
5508         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5509         if (node)
5510                 summary_select_node(summaryview, node, TRUE, TRUE);
5511 }
5512
5513 void summaryview_export_mbox_list(SummaryView *summaryview)
5514 {
5515         GSList *list = summary_get_selected_msg_list(summaryview);
5516         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5517
5518         if (mbox == NULL || list == NULL)
5519                 return;
5520
5521         export_list_to_mbox(list, mbox);
5522
5523         g_slist_free(list);
5524         g_free(mbox);
5525
5526 }
5527
5528 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5529 {
5530         if (!summaryview || !summaryview->folder_item || !item) {
5531                 return;
5532         }
5533
5534         if (summaryview->folder_item->folder == item->folder) {
5535                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5536         }
5537 }
5538 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5539 {
5540         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5541 }