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