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
2328         text[col_pos[S_COL_MARK]]   = NULL;
2329         text[col_pos[S_COL_STATUS]] = NULL;
2330         text[col_pos[S_COL_MIME]]   = NULL;
2331         text[col_pos[S_COL_LOCKED]] = NULL;
2332         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2333         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2334         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2335
2336         if (msginfo->date_t) {
2337                 procheader_date_get_localtime(date_modified,
2338                                               sizeof(date_modified),
2339                                               msginfo->date_t);
2340                 text[col_pos[S_COL_DATE]] = date_modified;
2341         } else if (msginfo->date)
2342                 text[col_pos[S_COL_DATE]] = msginfo->date;
2343         else
2344                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2345
2346         if (!prefs_common.use_addr_book) {
2347                 text[col_pos[S_COL_FROM]] = msginfo->fromname ?
2348                                                 msginfo->fromname :
2349                                                 _("(No From)");
2350         } else {
2351                 gchar *tmp = summary_complete_address(msginfo->fromname);
2352                 text[col_pos[S_COL_FROM]] = tmp ? tmp : (msginfo->fromname ?
2353                                                          msginfo->fromname:
2354                                                                 _("(No From)"));
2355         }
2356         text[col_pos[S_COL_TO]] = msginfo->to ? msginfo->to :
2357                 _("(No Recipient)");
2358
2359         if (msginfo->folder && msginfo->folder->folder)
2360                 ftype = msginfo->folder->folder->klass->type;
2361
2362         if (summaryview->simplify_subject_preg != NULL)
2363                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2364                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2365                                         summaryview->simplify_subject_preg) :
2366                         _("(No Subject)");
2367         else
2368                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2369                         _("(No Subject)");
2370 }
2371
2372 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2373 {
2374         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2375 }
2376
2377 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2378                                       GtkCTreeNode *row)
2379 {
2380         g_return_if_fail(summaryview != NULL);
2381         g_return_if_fail(msginfo != NULL);
2382         g_return_if_fail(row != NULL);
2383
2384         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2385         && procmsg_msg_has_marked_parent(msginfo))
2386                 summaryview->unreadmarked--;
2387         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2388                 procmsg_msginfo_unset_flags
2389                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2390                 summary_set_row_marks(summaryview, row);
2391                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2392                 summary_status_show(summaryview);
2393         }
2394 }
2395
2396 typedef struct  {
2397         MsgInfo *msginfo;
2398         SummaryView *summaryview;
2399         GtkCTreeNode *row;
2400 } MarkAsReadData;
2401
2402 static int msginfo_mark_as_read_timeout(void *data)
2403 {
2404         MarkAsReadData *mdata = (MarkAsReadData *)data;
2405         if (!mdata)
2406                 return FALSE;
2407
2408         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2409                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2410                                      mdata->row);
2411
2412         g_free(mdata);
2413
2414         return FALSE;
2415 }
2416
2417 static void summary_display_msg_full(SummaryView *summaryview,
2418                                      GtkCTreeNode *row,
2419                                      gboolean new_window, gboolean all_headers)
2420 {
2421         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2422         MsgInfo *msginfo;
2423         gint val;
2424
2425         if (!new_window) {
2426                 if (summaryview->displayed == row)
2427                         return;
2428                 else
2429                         summaryview->messageview->filtered = FALSE;
2430         }
2431
2432         g_return_if_fail(row != NULL);
2433
2434         if (summary_is_locked(summaryview)) return;
2435         summary_lock(summaryview);
2436
2437         STATUSBAR_POP(summaryview->mainwin);
2438         GTK_EVENTS_FLUSH();
2439
2440         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2441
2442         if (new_window) {
2443                 MessageView *msgview;
2444
2445                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2446                 val = messageview_show(msgview, msginfo, all_headers);
2447         } else {
2448                 MessageView *msgview;
2449
2450                 msgview = summaryview->messageview;
2451
2452                 summaryview->displayed = row;
2453                 if (!messageview_is_visible(msgview)) {
2454                         main_window_toggle_message_view(summaryview->mainwin);
2455                         GTK_EVENTS_FLUSH();
2456                 }
2457                 val = messageview_show(msgview, msginfo, all_headers);
2458                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2459                         gtk_widget_grab_focus(summaryview->ctree);
2460                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2461         }
2462
2463         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2464                 if (prefs_common.mark_as_read_delay) {
2465                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2466                         data->summaryview = summaryview;
2467                         data->msginfo = msginfo;
2468                         data->row = row;
2469                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2470                                 msginfo_mark_as_read_timeout, data);
2471                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2472                         msginfo_mark_as_read(summaryview, msginfo, row);
2473                 }
2474         }
2475
2476         summary_set_menu_sensitive(summaryview);
2477         toolbar_main_set_sensitive(summaryview->mainwin);
2478         messageview_set_menu_sensitive(summaryview->messageview);
2479
2480         summary_unlock(summaryview);
2481 }
2482
2483 void summary_display_msg_selected(SummaryView *summaryview,
2484                                   gboolean all_headers)
2485 {
2486         if (summary_is_locked(summaryview)) return;
2487         summaryview->displayed = NULL;
2488         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2489                                  all_headers);
2490 }
2491
2492 void summary_redisplay_msg(SummaryView *summaryview)
2493 {
2494         GtkCTreeNode *node;
2495
2496         if (summaryview->displayed) {
2497                 node = summaryview->displayed;
2498                 summaryview->displayed = NULL;
2499                 summary_display_msg(summaryview, node);
2500         }
2501 }
2502
2503 void summary_open_msg(SummaryView *summaryview)
2504 {
2505         if (!summaryview->selected) return;
2506
2507         /* CLAWS: if separate message view, don't open a new window
2508          * but rather use the current separated message view */
2509         summary_display_msg_full(summaryview, summaryview->selected,
2510                                  prefs_common.sep_msg ? FALSE : TRUE,
2511                                  FALSE);
2512 }
2513
2514 void summary_view_source(SummaryView * summaryview)
2515 {
2516         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2517         MsgInfo *msginfo;
2518         SourceWindow *srcwin;
2519
2520         if (!summaryview->selected) return;
2521
2522         srcwin = source_window_create();
2523         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2524         source_window_show_msg(srcwin, msginfo);
2525         source_window_show(srcwin);
2526 }
2527
2528 void summary_reedit(SummaryView *summaryview)
2529 {
2530         MsgInfo *msginfo;
2531
2532         if (!summaryview->selected) return;
2533         if (!summaryview->folder_item) return;
2534         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2535         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2536         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2537                 return;
2538
2539         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2540                                               summaryview->selected);
2541         if (!msginfo) return;
2542
2543         compose_reedit(msginfo);
2544 }
2545
2546 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2547 {
2548         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2549         GtkCTreeNode *node;
2550
2551         if (summary_is_locked(summaryview)) return FALSE;
2552         if (type == GTK_SCROLL_STEP_FORWARD) {
2553                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2554                 if (node)
2555                         gtkut_ctree_expand_parent_all(ctree, node);
2556                 else
2557                         return FALSE;
2558         } else {
2559                 if (summaryview->selected) {
2560                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2561                         if (!node) return FALSE;
2562                 }
2563         }
2564
2565         if (messageview_is_visible(summaryview->messageview))
2566                 summaryview->display_msg = TRUE;
2567
2568         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2569
2570         if (GTK_CLIST(ctree)->selection)
2571                 gtk_sctree_set_anchor_row
2572                         (GTK_SCTREE(ctree),
2573                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2574
2575         return TRUE;
2576 }
2577
2578 void summary_toggle_view(SummaryView *summaryview)
2579 {
2580         if (!messageview_is_visible(summaryview->messageview) &&
2581             summaryview->selected)
2582                 summary_display_msg(summaryview,
2583                                     summaryview->selected);
2584         else
2585                 main_window_toggle_message_view(summaryview->mainwin);
2586 }
2587
2588 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2589                                                 GtkCTreeNode *node)
2590 {
2591         MsgInfo *msginfo;
2592
2593         if (node) {
2594                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2595                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2596                         return TRUE;
2597                 node = GTK_CTREE_ROW(node)->children;
2598         } else
2599                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2600
2601         while (node) {
2602                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2603                         return TRUE;
2604                 node = GTK_CTREE_ROW(node)->sibling;
2605         }
2606
2607         return FALSE;
2608 }
2609
2610 static gboolean summary_have_unread_children(SummaryView *summaryview,
2611                                              GtkCTreeNode *node)
2612 {
2613         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2614
2615         if (!node) return FALSE;
2616
2617         node = GTK_CTREE_ROW(node)->children;
2618
2619         while (node) {
2620                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2621                         return TRUE;
2622                 node = GTK_CTREE_ROW(node)->sibling;
2623         }
2624         return FALSE;
2625 }
2626
2627 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2628 {
2629         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2630         GtkStyle *style = NULL;
2631         MsgInfo *msginfo;
2632         MsgFlags flags;
2633         gint *col_pos = summaryview->col_pos;
2634
2635         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2636         if (!msginfo) return;
2637
2638         flags = msginfo->flags;
2639
2640         gtk_ctree_node_set_foreground(ctree, row, NULL);
2641
2642         /* set new/unread column */
2643         if (MSG_IS_IGNORE_THREAD(flags)) {
2644                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2645                                           ignorethreadxpm, ignorethreadxpmmask);
2646         } else if (MSG_IS_NEW(flags)) {
2647                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2648                                           newxpm, newxpmmask);
2649         } else if (MSG_IS_UNREAD(flags)) {
2650                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2651                                           unreadxpm, unreadxpmmask);
2652         } else if (MSG_IS_REPLIED(flags)) {
2653                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2654                                           repliedxpm, repliedxpmmask);
2655         } else if (MSG_IS_FORWARDED(flags)) {
2656                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2657                                           forwardedxpm, forwardedxpmmask);
2658         } else {
2659                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2660                                         NULL);
2661         }
2662
2663         if (prefs_common.bold_unread &&
2664             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2665              (!GTK_CTREE_ROW(row)->expanded &&
2666               GTK_CTREE_ROW(row)->children &&
2667               summary_have_unread_children(summaryview, row))))
2668                 style = bold_style;
2669
2670         /* set mark column */
2671         if (MSG_IS_DELETED(flags)) {
2672                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2673                                           deletedxpm, deletedxpmmask);
2674                 if (style)
2675                         style = bold_deleted_style;
2676                 else {
2677                         style = small_deleted_style;
2678                 }
2679                         gtk_ctree_node_set_foreground
2680                                 (ctree, row, &summaryview->color_dim);
2681         } else if (MSG_IS_MARKED(flags)) {
2682                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2683                                           markxpm, markxpmmask);
2684         } else if (MSG_IS_MOVE(flags)) {
2685                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2686                 if (style)
2687                         style = bold_marked_style;
2688                 else {
2689                         style = small_marked_style;
2690                 }
2691                         gtk_ctree_node_set_foreground
2692                                 (ctree, row, &summaryview->color_marked);
2693         } else if (MSG_IS_COPY(flags)) {
2694                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2695                 if (style)
2696                         style = bold_marked_style;
2697                 else {
2698                         style = small_marked_style;
2699                 }
2700                         gtk_ctree_node_set_foreground
2701                                 (ctree, row, &summaryview->color_marked);
2702 #if 0
2703         } else if ((global_scoring ||
2704                   summaryview->folder_item->prefs->scoring) &&
2705                  (msginfo->score >= summaryview->important_score) &&
2706                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2707                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2708                 gtk_ctree_node_set_foreground(ctree, row,
2709                                               &summaryview->color_important);
2710 #endif
2711         } else {
2712                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2713         }
2714
2715         if (MSG_IS_LOCKED(flags)) {
2716                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2717                                           lockedxpm, lockedxpmmask);
2718         }
2719         else {
2720                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2721         }
2722
2723         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2724                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2725                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2726         } else if (MSG_IS_SIGNED(flags)) {
2727                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2728                                           gpgsignedxpm, gpgsignedxpmmask);
2729         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2730                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2731                                           clipkeyxpm, clipkeyxpmmask);
2732         } else if (MSG_IS_ENCRYPTED(flags)) {
2733                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2734                                           keyxpm, keyxpmmask);
2735         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2736                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2737                                           clipxpm, clipxpmmask);
2738         } else {
2739                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2740         }
2741         if (!style)
2742                 style = small_style;
2743
2744         gtk_ctree_node_set_row_style(ctree, row, style);
2745
2746         if (MSG_GET_COLORLABEL(flags))
2747                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2748 }
2749
2750 void summary_set_marks_selected(SummaryView *summaryview)
2751 {
2752         GList *cur;
2753         summary_lock(summaryview);
2754         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
2755              cur = cur->next)
2756                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2757         summary_unlock(summaryview);
2758 }
2759
2760 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2761 {
2762         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2763         MsgInfo *msginfo;
2764
2765         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2766         if (MSG_IS_DELETED(msginfo->flags))
2767                 summaryview->deleted--;
2768         if (MSG_IS_MOVE(msginfo->flags))
2769                 summaryview->moved--;
2770         if (MSG_IS_COPY(msginfo->flags))
2771                 summaryview->copied--;
2772
2773         procmsg_msginfo_set_to_folder(msginfo, NULL);
2774         procmsg_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2775         summary_set_row_marks(summaryview, row);
2776         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2777 }
2778
2779 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2780 {
2781         gboolean changed = FALSE;
2782         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2783         MsgInfo *msginfo;
2784
2785         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2786         if (MSG_IS_DELETED(msginfo->flags))
2787                 summaryview->deleted--;
2788         if (MSG_IS_MOVE(msginfo->flags)) {
2789                 summaryview->moved--;
2790                 changed = TRUE;
2791         }
2792         if (MSG_IS_COPY(msginfo->flags)) {
2793                 summaryview->copied--;
2794                 changed = TRUE;
2795         }
2796         procmsg_msginfo_set_to_folder(msginfo, NULL);
2797         procmsg_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2798
2799         summary_set_row_marks(summaryview, row);
2800         debug_print("Message %d is locked\n", msginfo->msgnum);
2801 }
2802
2803 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2804 {
2805         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2806         MsgInfo *msginfo;
2807
2808         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2809         if (!MSG_IS_LOCKED(msginfo->flags))
2810                 return;
2811         procmsg_msginfo_set_to_folder(msginfo, NULL);
2812         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2813         summary_set_row_marks(summaryview, row);
2814         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2815 }
2816
2817 void summary_mark(SummaryView *summaryview)
2818 {
2819         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2820         GList *cur;
2821
2822         START_LONG_OPERATION(summaryview);
2823         folder_item_set_batch(summaryview->folder_item, TRUE);
2824         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2825                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2826         folder_item_set_batch(summaryview->folder_item, FALSE);
2827         END_LONG_OPERATION(summaryview);
2828
2829         summary_status_show(summaryview);
2830 }
2831
2832 static void summary_mark_row_as_read(SummaryView *summaryview,
2833                                      GtkCTreeNode *row)
2834 {
2835         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2836         MsgInfo *msginfo;
2837
2838         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2839
2840         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2841                 return;
2842
2843         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2844         && procmsg_msg_has_marked_parent(msginfo))
2845                 summaryview->unreadmarked--;
2846
2847         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2848         summary_set_row_marks(summaryview, row);
2849         debug_print("Message %d is marked as read\n",
2850                 msginfo->msgnum);
2851 }
2852
2853 void summary_mark_as_read(SummaryView *summaryview)
2854 {
2855         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2856         GList *cur;
2857
2858         START_LONG_OPERATION(summaryview);
2859         folder_item_set_batch(summaryview->folder_item, TRUE);
2860         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2861                 summary_mark_row_as_read(summaryview,
2862                                          GTK_CTREE_NODE(cur->data));
2863         folder_item_set_batch(summaryview->folder_item, FALSE);
2864         END_LONG_OPERATION(summaryview);
2865
2866         summary_status_show(summaryview);
2867 }
2868
2869 void summary_msgs_lock(SummaryView *summaryview)
2870 {
2871         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2872         GList *cur;
2873
2874         START_LONG_OPERATION(summaryview);
2875         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2876                 summary_lock_row(summaryview,
2877                                          GTK_CTREE_NODE(cur->data));
2878         END_LONG_OPERATION(summaryview);
2879
2880         summary_status_show(summaryview);
2881 }
2882
2883 void summary_msgs_unlock(SummaryView *summaryview)
2884 {
2885         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2886         GList *cur;
2887
2888         START_LONG_OPERATION(summaryview);
2889         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2890                 summary_unlock_row(summaryview,
2891                                    GTK_CTREE_NODE(cur->data));
2892         END_LONG_OPERATION(summaryview);
2893
2894         summary_status_show(summaryview);
2895 }
2896
2897 void summary_mark_all_read(SummaryView *summaryview)
2898 {
2899         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2900         GtkCTreeNode *node;
2901
2902         START_LONG_OPERATION(summaryview);
2903         folder_item_set_batch(summaryview->folder_item, TRUE);
2904         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2905              node = gtkut_ctree_node_next(ctree, node))
2906                 summary_mark_row_as_read(summaryview, node);
2907         folder_item_set_batch(summaryview->folder_item, FALSE);
2908         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2909              node = gtkut_ctree_node_next(ctree, node)) {
2910                 if (!GTK_CTREE_ROW(node)->expanded)
2911                         summary_set_row_marks(summaryview, node);
2912         }
2913         END_LONG_OPERATION(summaryview);
2914
2915         summary_status_show(summaryview);
2916 }
2917
2918 static void summary_mark_row_as_unread(SummaryView *summaryview,
2919                                        GtkCTreeNode *row)
2920 {
2921         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2922         MsgInfo *msginfo;
2923
2924         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2925         if (MSG_IS_DELETED(msginfo->flags)) {
2926                 procmsg_msginfo_set_to_folder(msginfo, NULL);
2927                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2928                 summaryview->deleted--;
2929         }
2930
2931         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2932         && procmsg_msg_has_marked_parent(msginfo))
2933                 summaryview->unreadmarked++;
2934
2935         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2936         debug_print("Message %d is marked as unread\n",
2937                 msginfo->msgnum);
2938
2939         summary_set_row_marks(summaryview, row);
2940 }
2941
2942 void summary_mark_as_unread(SummaryView *summaryview)
2943 {
2944         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2945         GList *cur;
2946
2947         START_LONG_OPERATION(summaryview);
2948         folder_item_set_batch(summaryview->folder_item, TRUE);
2949         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
2950                 cur = cur->next)
2951                 summary_mark_row_as_unread(summaryview,
2952                                            GTK_CTREE_NODE(cur->data));
2953         folder_item_set_batch(summaryview->folder_item, FALSE);
2954         END_LONG_OPERATION(summaryview);
2955
2956         summary_status_show(summaryview);
2957 }
2958
2959 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2960 {
2961         GList * cur;
2962         gboolean found;
2963
2964         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
2965
2966         case F_NEWS:
2967
2968                 /*
2969                   security : checks if one the accounts correspond to
2970                   the author of the post
2971                 */
2972
2973                 found = FALSE;
2974                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2975                         PrefsAccount * account;
2976                         gchar * from_name;
2977
2978                         account = cur->data;
2979                         if (account->name && *account->name)
2980                                 from_name =
2981                                         g_strdup_printf("%s <%s>",
2982                                                         account->name,
2983                                                         account->address);
2984                         else
2985                                 from_name =
2986                                         g_strdup_printf("%s",
2987                                                         account->address);
2988
2989                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
2990                                 g_free(from_name);
2991                                 found = TRUE;
2992                                 break;
2993                         }
2994                         g_free(from_name);
2995                 }
2996
2997                 if (!found) {
2998                         alertpanel_error(_("You're not the author of the article\n"));
2999                 }
3000
3001                 return found;
3002
3003         default:
3004                 return TRUE;
3005         }
3006 }
3007
3008 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3009 {
3010         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3011         MsgInfo *msginfo;
3012
3013         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3014
3015         if (!check_permission(summaryview, msginfo))
3016                 return;
3017
3018         if (MSG_IS_LOCKED(msginfo->flags)) return;
3019
3020         if (MSG_IS_DELETED(msginfo->flags)) return;
3021
3022         if (MSG_IS_MOVE(msginfo->flags))
3023                 summaryview->moved--;
3024         if (MSG_IS_COPY(msginfo->flags))
3025                 summaryview->copied--;
3026
3027         procmsg_msginfo_set_to_folder(msginfo, NULL);
3028         procmsg_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3029         summaryview->deleted++;
3030
3031         if (!prefs_common.immediate_exec &&
3032             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3033                 summary_set_row_marks(summaryview, row);
3034
3035         debug_print("Message %s/%d is set to delete\n",
3036                     msginfo->folder->path, msginfo->msgnum);
3037 }
3038
3039 void summary_cancel(SummaryView *summaryview)
3040 {
3041         MsgInfo * msginfo;
3042         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3043
3044         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3045                                               summaryview->selected);
3046         if (!msginfo) return;
3047
3048         if (!check_permission(summaryview, msginfo))
3049                 return;
3050
3051         news_cancel_article(summaryview->folder_item->folder, msginfo);
3052
3053         if (summary_is_locked(summaryview)) return;
3054
3055         summary_lock(summaryview);
3056
3057         gtk_clist_freeze(clist);
3058
3059         summary_update_status(summaryview);
3060         summary_status_show(summaryview);
3061
3062         gtk_clist_thaw(clist);
3063
3064         summary_unlock(summaryview);
3065 }
3066
3067 void summary_delete(SummaryView *summaryview)
3068 {
3069         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3070         FolderItem *item = summaryview->folder_item;
3071         GList *cur;
3072         GtkCTreeNode *sel_last = NULL;
3073         GtkCTreeNode *node;
3074         AlertValue aval;
3075         MsgInfo *msginfo;
3076
3077         if (!item) return;
3078
3079         if (summary_is_locked(summaryview)) return;
3080
3081         if (!summaryview->folder_item ||
3082             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3083
3084         aval = alertpanel(_("Delete message(s)"),
3085                           _("Do you really want to delete selected message(s)?"),
3086                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3087         if (aval != G_ALERTDEFAULT) return;
3088
3089         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3090              cur = cur->next) {
3091                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3092                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3093                 if (msginfo->total_size != 0 &&
3094                     msginfo->size != (off_t)msginfo->total_size)
3095                         partial_mark_for_delete(msginfo);
3096         }
3097
3098         main_window_cursor_wait(summaryview->mainwin);
3099
3100         /* next code sets current row focus right. We need to find a row
3101          * that is not deleted. */
3102         summary_lock(summaryview);
3103         folder_item_update_freeze();
3104         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3105         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3106                 sel_last = GTK_CTREE_NODE(cur->data);
3107                 summary_delete_row(summaryview, sel_last);
3108         }
3109         folder_item_update_thaw();
3110         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3111         summary_unlock(summaryview);
3112
3113         node = summary_find_next_msg(summaryview, sel_last);
3114         if (!node)
3115                 node = summary_find_prev_msg(summaryview, sel_last);
3116
3117         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3118
3119         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3120                 summary_execute(summaryview);
3121                 /* after deleting, the anchor may be at an invalid row
3122                  * so reset it to the node we found earlier */
3123                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3124         } else
3125                 summary_status_show(summaryview);
3126
3127         main_window_cursor_normal(summaryview->mainwin);
3128 }
3129
3130 void summary_delete_trash(SummaryView *summaryview)
3131 {
3132         FolderItem *to_folder = NULL;
3133         PrefsAccount *ac;
3134         if (!summaryview->folder_item ||
3135             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3136
3137         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3138                 to_folder = account_get_special_folder(ac, F_TRASH);
3139
3140         if (to_folder == NULL)
3141                 to_folder = summaryview->folder_item->folder->trash;
3142
3143         if (to_folder == NULL || to_folder == summaryview->folder_item)
3144                 summary_delete(summaryview);
3145         else
3146                 summary_move_selected_to(summaryview, to_folder);
3147 }
3148
3149
3150 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3151 {
3152         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3153         MsgInfo *msginfo;
3154
3155         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3156         if (MSG_IS_DELETED(msginfo->flags))
3157                 summaryview->deleted--;
3158         if (MSG_IS_MOVE(msginfo->flags))
3159                 summaryview->moved--;
3160         if (MSG_IS_COPY(msginfo->flags))
3161                 summaryview->copied--;
3162
3163         procmsg_msginfo_set_to_folder(msginfo, NULL);
3164         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3165         summary_set_row_marks(summaryview, row);
3166
3167         debug_print("Message %s/%d is unmarked\n",
3168                     msginfo->folder->path, msginfo->msgnum);
3169 }
3170
3171 void summary_unmark(SummaryView *summaryview)
3172 {
3173         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3174         GList *cur;
3175
3176         START_LONG_OPERATION(summaryview);
3177         folder_item_set_batch(summaryview->folder_item, TRUE);
3178         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3179                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3180         folder_item_set_batch(summaryview->folder_item, FALSE);
3181         END_LONG_OPERATION(summaryview);
3182
3183         summary_status_show(summaryview);
3184 }
3185
3186 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3187                                 FolderItem *to_folder)
3188 {
3189         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3190         MsgInfo *msginfo;
3191
3192         g_return_if_fail(to_folder != NULL);
3193
3194         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3195         if (MSG_IS_LOCKED(msginfo->flags))
3196                 return;
3197
3198         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3199         if (MSG_IS_DELETED(msginfo->flags))
3200                 summaryview->deleted--;
3201         if (MSG_IS_COPY(msginfo->flags)) {
3202                 summaryview->copied--;
3203         }
3204         if (!MSG_IS_MOVE(msginfo->flags)) {
3205                 procmsg_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_MARKED | MSG_DELETED, MSG_COPY);
3206                 summaryview->moved++;
3207         } else {
3208                 procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3209         }
3210
3211         if (!prefs_common.immediate_exec) {
3212                 summary_set_row_marks(summaryview, row);
3213         }
3214
3215         debug_print("Message %d is set to move to %s\n",
3216                     msginfo->msgnum, to_folder->path);
3217 }
3218
3219 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3220 {
3221         GList *cur;
3222
3223         if (!to_folder) return;
3224         if (!summaryview->folder_item ||
3225             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3226
3227         if (summary_is_locked(summaryview)) return;
3228
3229         if (summaryview->folder_item == to_folder) {
3230                 alertpanel_error(_("Destination is same as current folder."));
3231                 return;
3232         }
3233
3234         START_LONG_OPERATION(summaryview);
3235
3236         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3237              cur != NULL && cur->data != NULL; cur = cur->next)
3238                 summary_move_row_to
3239                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3240
3241         END_LONG_OPERATION(summaryview);
3242
3243         if (prefs_common.immediate_exec) {
3244                 summary_execute(summaryview);
3245         } else {
3246                 summary_status_show(summaryview);
3247         }
3248
3249         if (!summaryview->selected) { /* this was the last message */
3250                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3251                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3252                 if (node)
3253                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3254         }
3255
3256 }
3257
3258 void summary_move_to(SummaryView *summaryview)
3259 {
3260         FolderItem *to_folder;
3261
3262         if (!summaryview->folder_item ||
3263             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3264
3265         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3266                                          FOLDER_SEL_MOVE, NULL);
3267         summary_move_selected_to(summaryview, to_folder);
3268 }
3269
3270 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3271                                 FolderItem *to_folder)
3272 {
3273         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3274         MsgInfo *msginfo;
3275
3276         g_return_if_fail(to_folder != NULL);
3277
3278         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3279         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3280         if (MSG_IS_DELETED(msginfo->flags))
3281                 summaryview->deleted--;
3282         if (MSG_IS_MOVE(msginfo->flags)) {
3283                 summaryview->moved--;
3284         }
3285
3286         if (!MSG_IS_COPY(msginfo->flags)) {
3287                 procmsg_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3288                 summaryview->copied++;
3289         } else {
3290                 procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3291         }
3292         if (!prefs_common.immediate_exec) {
3293                 summary_set_row_marks(summaryview, row);
3294         }
3295
3296         debug_print("Message %d is set to copy to %s\n",
3297                     msginfo->msgnum, to_folder->path);
3298 }
3299
3300 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3301 {
3302         GList *cur;
3303
3304         if (!to_folder) return;
3305         if (!summaryview->folder_item) return;
3306
3307         if (summary_is_locked(summaryview)) return;
3308
3309         if (summaryview->folder_item == to_folder) {
3310                 alertpanel_error
3311                         (_("Destination to copy is same as current folder."));
3312                 return;
3313         }
3314
3315         START_LONG_OPERATION(summaryview);
3316
3317         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3318              cur != NULL && cur->data != NULL; cur = cur->next)
3319                 summary_copy_row_to
3320                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3321
3322         END_LONG_OPERATION(summaryview);
3323
3324         if (prefs_common.immediate_exec)
3325                 summary_execute(summaryview);
3326         else {
3327                 summary_status_show(summaryview);
3328         }
3329 }
3330
3331 void summary_copy_to(SummaryView *summaryview)
3332 {
3333         FolderItem *to_folder;
3334
3335         if (!summaryview->folder_item) return;
3336
3337         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3338                                          FOLDER_SEL_COPY, NULL);
3339         summary_copy_selected_to(summaryview, to_folder);
3340 }
3341
3342 void summary_add_address(SummaryView *summaryview)
3343 {
3344         MsgInfo *msginfo;
3345         gchar *from;
3346
3347         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3348                                               summaryview->selected);
3349         if (!msginfo) return;
3350
3351         Xstrdup_a(from, msginfo->from, return);
3352         eliminate_address_comment(from);
3353         extract_address(from);
3354         addressbook_add_contact(msginfo->fromname, from, NULL);
3355 }
3356
3357 void summary_select_all(SummaryView *summaryview)
3358 {
3359         if (!summaryview->folder_item) return;
3360
3361         summary_lock(summaryview);
3362         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3363         summary_unlock(summaryview);
3364         summary_status_show(summaryview);
3365 }
3366
3367 void summary_unselect_all(SummaryView *summaryview)
3368 {
3369         summary_lock(summaryview);
3370         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3371         summary_unlock(summaryview);
3372         summary_status_show(summaryview);
3373 }
3374
3375 void summary_select_thread(SummaryView *summaryview)
3376 {
3377         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3378         GtkCTreeNode *node = summaryview->selected;
3379
3380         if (!node) return;
3381
3382         while (GTK_CTREE_ROW(node)->parent != NULL)
3383                 node = GTK_CTREE_ROW(node)->parent;
3384
3385         if (node != summaryview->selected)
3386                 summary_select_node
3387                         (summaryview, node,
3388                          messageview_is_visible(summaryview->messageview),
3389                          FALSE);
3390
3391         gtk_ctree_select_recursive(ctree, node);
3392
3393         summary_status_show(summaryview);
3394 }
3395
3396 void summary_save_as(SummaryView *summaryview)
3397 {
3398         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3399         MsgInfo *msginfo;
3400         gchar *filename = NULL;
3401         gchar *src, *dest;
3402         gchar *tmp;
3403
3404         AlertValue aval = 0;
3405
3406         if (!summaryview->selected) return;
3407         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3408         if (!msginfo) return;
3409
3410         if (msginfo->subject) {
3411                 Xstrdup_a(filename, msginfo->subject, return);
3412                 subst_for_filename(filename);
3413         }
3414         if (g_getenv ("G_BROKEN_FILENAMES") &&
3415             filename && !g_utf8_validate(filename, -1, NULL)) {
3416                 gchar *oldstr = filename;
3417                 filename = conv_codeset_strdup(filename,
3418                                                conv_get_locale_charset_str(),
3419                                                CS_UTF_8);
3420                 if (!filename) {
3421                         g_warning("summary_save_as(): faild to convert character set.");
3422                         filename = g_strdup(oldstr);
3423                 }
3424                 dest = filesel_select_file_save(_("Save as"), filename);
3425                 g_free(filename);
3426         } else
3427                 dest = filesel_select_file_save(_("Save as"), filename);
3428         filename = NULL;
3429         if (!dest) return;
3430         if (is_file_exist(dest)) {
3431                 aval = alertpanel(_("Append or Overwrite"),
3432                                   _("Append or overwrite existing file?"),
3433                                   _("Append"), _("Overwrite"),
3434                                   GTK_STOCK_CANCEL);
3435                 if (aval != 0 && aval != 1)
3436                         return;
3437         }
3438
3439         src = procmsg_get_message_file(msginfo);
3440         tmp = g_path_get_basename(dest);
3441
3442         if ( aval==0 ) { /* append */
3443                 if (append_file(src, dest, TRUE) < 0)
3444                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3445         } else { /* overwrite */
3446                 if (copy_file(src, dest, TRUE) < 0)
3447                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3448         }
3449         g_free(src);
3450
3451         /*
3452          * If two or more msgs are selected,
3453          * append them to the output file.
3454          */
3455         if (GTK_CLIST(ctree)->selection->next) {
3456                 GList *item;
3457                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3458                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3459                         if (!msginfo) break;
3460                         src = procmsg_get_message_file(msginfo);
3461                         if (append_file(src, dest, TRUE) < 0)
3462                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3463                 }
3464                 g_free(src);
3465         }
3466         g_free(dest);
3467         g_free(tmp);
3468 }
3469
3470 void summary_print(SummaryView *summaryview)
3471 {
3472         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3473 #ifndef USE_GNOMEPRINT
3474         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3475         MsgInfo *msginfo;
3476         gchar *cmdline = NULL;
3477         gchar *p;
3478 #else
3479         gboolean first = TRUE;
3480         GList *tmplist;
3481 #endif
3482         GList *cur;
3483
3484         if (clist->selection == NULL) return;
3485 #ifndef USE_GNOMEPRINT
3486         cmdline = input_dialog(_("Print"),
3487                                _("Enter the print command line:\n"
3488                                  "('%s' will be replaced with file name)"),
3489                                prefs_common.print_cmd);
3490         if (!cmdline) return;
3491         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3492             strchr(p + 2, '%')) {
3493                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3494                                  cmdline);
3495                 g_free(cmdline);
3496                 return;
3497         }
3498         for (cur = clist->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3499                 msginfo = gtk_ctree_node_get_row_data
3500                         (ctree, GTK_CTREE_NODE(cur->data));
3501                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3502         }
3503
3504         g_free(cmdline);
3505
3506 #else
3507         tmplist = g_list_copy(clist->selection);
3508         summary_unselect_all(summaryview);
3509         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3510                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3511                 summary_select_node(summaryview, node, TRUE, TRUE);
3512                 if (!summaryview->messageview->mimeview
3513                 ||  !summaryview->messageview->mimeview->textview
3514                 ||  !summaryview->messageview->mimeview->textview->text)
3515                         alertpanel_warning(_("Cannot print: the message doesn't "
3516                                              "contain text."));
3517                 gedit_print(
3518                         GTK_TEXT_VIEW(summaryview->messageview->mimeview
3519                                         ->textview->text));
3520         }
3521         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3522                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3523                 gtk_sctree_select_with_state(
3524                         GTK_SCTREE(clist), node, first ? 0:GDK_CONTROL_MASK);
3525                 first = FALSE;
3526         }
3527         g_list_free(tmplist);
3528 #endif
3529 }
3530
3531 gboolean summary_execute(SummaryView *summaryview)
3532 {
3533         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3534         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3535         GtkCTreeNode *node, *next;
3536         GtkCTreeNode *new_selected = NULL;
3537
3538         if (!summaryview->folder_item) return FALSE;
3539
3540         if (summary_is_locked(summaryview)) return FALSE;
3541         summary_lock(summaryview);
3542
3543         gtk_clist_freeze(clist);
3544
3545         if (summaryview->threaded)
3546                 summary_unthread_for_exec(summaryview);
3547
3548         folder_item_update_freeze();
3549         summary_execute_move(summaryview);
3550         summary_execute_copy(summaryview);
3551         summary_execute_delete(summaryview);
3552
3553         node = GTK_CTREE_NODE(clist->row_list);
3554         for (; node != NULL; node = next) {
3555                 next = gtkut_ctree_node_next(ctree, node);
3556                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3557
3558                 if (node == summaryview->displayed) {
3559                         messageview_clear(summaryview->messageview);
3560                         summaryview->displayed = NULL;
3561                 }
3562                 if (GTK_CTREE_ROW(node)->children != NULL) {
3563                         g_warning("summary_execute(): children != NULL\n");
3564                         continue;
3565                 }
3566
3567                 if (!new_selected &&
3568                     gtkut_ctree_node_is_selected(ctree, node)) {
3569                         summary_unselect_all(summaryview);
3570                         new_selected = summary_find_next_msg(summaryview, node);
3571                         if (!new_selected)
3572                                 new_selected = summary_find_prev_msg
3573                                         (summaryview, node);
3574                 }
3575
3576                 gtk_ctree_remove_node(ctree, node);
3577         }
3578
3579         folder_item_update_thaw();
3580         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3581
3582         if (new_selected) {
3583                 summary_unlock(summaryview);
3584                 gtk_sctree_select
3585                         (GTK_SCTREE(ctree),
3586                          new_selected);
3587                 summary_lock(summaryview);
3588         }
3589
3590         if (summaryview->threaded) {
3591                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3592                 summary_thread_build(summaryview);
3593                 summary_thread_init(summaryview);
3594                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3595         }
3596
3597         summaryview->selected = clist->selection ?
3598                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3599
3600         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3601                 menu_set_insensitive_all
3602                         (GTK_MENU_SHELL(summaryview->popupmenu));
3603                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3604         } else
3605                 gtk_widget_grab_focus(summaryview->ctree);
3606
3607         summary_update_status(summaryview);
3608         summary_status_show(summaryview);
3609
3610         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3611
3612         summary_unlock(summaryview);
3613         return TRUE;
3614 }
3615
3616 static void summary_execute_move(SummaryView *summaryview)
3617 {
3618         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3619         GSList *cur;
3620
3621         /* search moving messages and execute */
3622         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3623                                 summaryview);
3624
3625         if (summaryview->mlist) {
3626                 procmsg_move_messages(summaryview->mlist);
3627
3628                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3629                         procmsg_msginfo_free((MsgInfo *)cur->data);
3630                 g_slist_free(summaryview->mlist);
3631                 summaryview->mlist = NULL;
3632         }
3633 }
3634
3635 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3636                                       gpointer data)
3637 {
3638         SummaryView *summaryview = data;
3639         MsgInfo *msginfo;
3640
3641         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3642
3643         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3644                 summaryview->mlist =
3645                         g_slist_prepend(summaryview->mlist, msginfo);
3646                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3647
3648                 if (msginfo->msgid && *msginfo->msgid &&
3649                     node == g_hash_table_lookup(summaryview->msgid_table,
3650                                                 msginfo->msgid))
3651                         g_hash_table_remove(summaryview->msgid_table,
3652                                             msginfo->msgid);
3653         }
3654 }
3655
3656 static void summary_execute_copy(SummaryView *summaryview)
3657 {
3658         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3659
3660         /* search copying messages and execute */
3661         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3662                                 summaryview);
3663
3664         if (summaryview->mlist) {
3665                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3666                 procmsg_copy_messages(summaryview->mlist);
3667
3668                 g_slist_free(summaryview->mlist);
3669                 summaryview->mlist = NULL;
3670         }
3671 }
3672
3673 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3674                                       gpointer data)
3675 {
3676         SummaryView *summaryview = data;
3677         MsgInfo *msginfo;
3678
3679         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3680
3681         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3682                 summaryview->mlist =
3683                         g_slist_prepend(summaryview->mlist, msginfo);
3684
3685                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3686                 summary_set_row_marks(summaryview, node);
3687         }
3688 }
3689
3690 static void summary_execute_delete(SummaryView *summaryview)
3691 {
3692         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3693         GSList *cur;
3694
3695         /* search deleting messages and execute */
3696         gtk_ctree_pre_recursive
3697                 (ctree, NULL, summary_execute_delete_func, summaryview);
3698
3699         if (!summaryview->mlist) return;
3700
3701         folder_item_remove_msgs(summaryview->folder_item,
3702                                 summaryview->mlist);
3703
3704         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3705                 procmsg_msginfo_free((MsgInfo *)cur->data);
3706
3707         g_slist_free(summaryview->mlist);
3708         summaryview->mlist = NULL;
3709 }
3710
3711 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3712                                         gpointer data)
3713 {
3714         SummaryView *summaryview = data;
3715         MsgInfo *msginfo;
3716
3717         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3718
3719         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3720                 summaryview->mlist =
3721                         g_slist_append(summaryview->mlist, msginfo);
3722                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3723
3724                 if (msginfo->msgid && *msginfo->msgid &&
3725                     node == g_hash_table_lookup(summaryview->msgid_table,
3726                                                 msginfo->msgid)) {
3727                         g_hash_table_remove(summaryview->msgid_table,
3728                                             msginfo->msgid);
3729                 }
3730                 if (msginfo->subject && *msginfo->subject &&
3731                     node == subject_table_lookup(summaryview->subject_table,
3732                                                  msginfo->subject)) {
3733                         subject_table_remove(summaryview->subject_table,
3734                                              msginfo->subject);
3735                 }
3736         }
3737 }
3738
3739 /* thread functions */
3740
3741 void summary_thread_build(SummaryView *summaryview)
3742 {
3743         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3744         GtkCTreeNode *node;
3745         GtkCTreeNode *next;
3746         GtkCTreeNode *parent;
3747         MsgInfo *msginfo;
3748         GSList *reflist;
3749
3750         summary_lock(summaryview);
3751
3752         debug_print("Building threads...");
3753         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3754         main_window_cursor_wait(summaryview->mainwin);
3755
3756         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3757                                        G_CALLBACK(summary_tree_expanded), summaryview);
3758         gtk_clist_freeze(GTK_CLIST(ctree));
3759
3760         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3761         while (node) {
3762                 next = GTK_CTREE_ROW(node)->sibling;
3763
3764                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3765
3766                 parent = NULL;
3767
3768                 if (msginfo && msginfo->inreplyto) {
3769                         parent = g_hash_table_lookup(summaryview->msgid_table,
3770                                                      msginfo->inreplyto);
3771
3772                         if (!parent && msginfo->references) {
3773                                 for (reflist = msginfo->references;
3774                                      reflist != NULL; reflist = reflist->next)
3775                                         if ((parent = g_hash_table_lookup
3776                                                 (summaryview->msgid_table,
3777                                                  reflist->data)))
3778                                                 break;
3779                         }
3780                 }
3781
3782                 if (prefs_common.thread_by_subject && parent == NULL) {
3783                         parent = subject_table_lookup
3784                                 (summaryview->subject_table,
3785                                  msginfo->subject);
3786                 }
3787
3788                 if (parent && parent != node) {
3789                         gtk_ctree_move(ctree, node, parent, NULL);
3790                 }
3791
3792                 node = next;
3793         }
3794
3795         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3796
3797         gtk_clist_thaw(GTK_CLIST(ctree));
3798         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3799                                          G_CALLBACK(summary_tree_expanded), summaryview);
3800
3801         debug_print("done.\n");
3802         STATUSBAR_POP(summaryview->mainwin);
3803         main_window_cursor_normal(summaryview->mainwin);
3804
3805         summaryview->threaded = TRUE;
3806
3807         summary_unlock(summaryview);
3808 }
3809
3810 static void summary_thread_init(SummaryView *summaryview)
3811 {
3812         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3813         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3814         GtkCTreeNode *next;
3815
3816         if (!summaryview->thread_collapsed) {
3817                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3818                                        G_CALLBACK(summary_tree_expanded), summaryview);
3819                 while (node) {
3820                         next = GTK_CTREE_ROW(node)->sibling;
3821                         if (GTK_CTREE_ROW(node)->children)
3822                                 gtk_ctree_expand_recursive(ctree, node);
3823                         node = next;
3824                 }
3825                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3826                                        G_CALLBACK(summary_tree_expanded), summaryview);
3827         }
3828 }
3829
3830 void summary_unthread(SummaryView *summaryview)
3831 {
3832         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3833         GtkCTreeNode *node;
3834         GtkCTreeNode *child;
3835         GtkCTreeNode *sibling;
3836         GtkCTreeNode *next_child;
3837
3838         summary_lock(summaryview);
3839
3840         debug_print("Unthreading...");
3841         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3842         main_window_cursor_wait(summaryview->mainwin);
3843
3844         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3845                                         summary_tree_collapsed, summaryview);
3846         gtk_clist_freeze(GTK_CLIST(ctree));
3847
3848         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3849              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3850                 child = GTK_CTREE_ROW(node)->children;
3851                 sibling = GTK_CTREE_ROW(node)->sibling;
3852
3853                 while (child != NULL) {
3854                         next_child = GTK_CTREE_ROW(child)->sibling;
3855                         gtk_ctree_move(ctree, child, NULL, sibling);
3856                         child = next_child;
3857                 }
3858         }
3859
3860         /* CLAWS: and sort it */
3861         gtk_sctree_sort_recursive(ctree, NULL);
3862
3863         gtk_clist_thaw(GTK_CLIST(ctree));
3864         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3865                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3866
3867         debug_print("done.\n");
3868         STATUSBAR_POP(summaryview->mainwin);
3869         main_window_cursor_normal(summaryview->mainwin);
3870
3871         summaryview->threaded = FALSE;
3872
3873         summary_unlock(summaryview);
3874 }
3875
3876 static void summary_unthread_for_exec(SummaryView *summaryview)
3877 {
3878         GtkCTreeNode *node;
3879         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3880
3881         debug_print("Unthreading for execution...");
3882
3883         START_LONG_OPERATION(summaryview);
3884
3885         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3886              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3887                 summary_unthread_for_exec_func(ctree, node, NULL);
3888         }
3889
3890         END_LONG_OPERATION(summaryview);
3891
3892         debug_print("done.\n");
3893 }
3894
3895 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3896                                            gpointer data)
3897 {
3898         MsgInfo *msginfo;
3899         GtkCTreeNode *top_parent;
3900         GtkCTreeNode *child;
3901         GtkCTreeNode *sibling;
3902
3903         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3904
3905         if (!msginfo ||
3906             (!MSG_IS_MOVE(msginfo->flags) &&
3907              !MSG_IS_DELETED(msginfo->flags)))
3908                 return;
3909         child = GTK_CTREE_ROW(node)->children;
3910         if (!child) return;
3911
3912         for (top_parent = node;
3913              GTK_CTREE_ROW(top_parent)->parent != NULL;
3914              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3915                 ;
3916         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3917
3918         while (child != NULL) {
3919                 GtkCTreeNode *next_child;
3920
3921                 next_child = GTK_CTREE_ROW(child)->sibling;
3922                 gtk_ctree_move(ctree, child, NULL, sibling);
3923                 child = next_child;
3924         }
3925 }
3926
3927 void summary_expand_threads(SummaryView *summaryview)
3928 {
3929         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3930         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3931
3932         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3933                                        G_CALLBACK(summary_tree_expanded), summaryview);
3934         gtk_clist_freeze(GTK_CLIST(ctree));
3935
3936         while (node) {
3937                 if (GTK_CTREE_ROW(node)->children) {
3938                         gtk_ctree_expand(ctree, node);
3939                         summary_set_row_marks(summaryview, node);
3940                 }
3941                 node = GTK_CTREE_NODE_NEXT(node);
3942         }
3943
3944         gtk_clist_thaw(GTK_CLIST(ctree));
3945         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3946                                          G_CALLBACK(summary_tree_expanded), summaryview);
3947
3948         summaryview->thread_collapsed = FALSE;
3949
3950         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3951 }
3952
3953 void summary_collapse_threads(SummaryView *summaryview)
3954 {
3955         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3956         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3957
3958         gtk_clist_freeze(GTK_CLIST(ctree));
3959
3960         while (node) {
3961                 if (GTK_CTREE_ROW(node)->children)
3962                         gtk_ctree_collapse(ctree, node);
3963                 node = GTK_CTREE_ROW(node)->sibling;
3964         }
3965
3966         gtk_clist_thaw(GTK_CLIST(ctree));
3967
3968         summaryview->thread_collapsed = TRUE;
3969
3970         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3971 }
3972
3973 void summary_filter(SummaryView *summaryview, gboolean selected_only)
3974 {
3975         summary_lock(summaryview);
3976
3977         folder_item_update_freeze();
3978
3979         debug_print("filtering...");
3980         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3981         main_window_cursor_wait(summaryview->mainwin);
3982
3983         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3984
3985         if (selected_only) {
3986                 GList *cur;
3987
3988                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
3989                      cur != NULL && cur->data != NULL; cur = cur->next) {
3990                         summary_filter_func(GTK_CTREE(summaryview->ctree),
3991                                             GTK_CTREE_NODE(cur->data),
3992                                             summaryview);
3993                 }
3994         } else {
3995                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3996                                         GTK_CTREE_FUNC(summary_filter_func),
3997                                         summaryview);
3998         }
3999         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4000
4001         folder_item_update_thaw();
4002         debug_print("done.\n");
4003         STATUSBAR_POP(summaryview->mainwin);
4004         main_window_cursor_normal(summaryview->mainwin);
4005
4006         summary_unlock(summaryview);
4007
4008         /*
4009          * CLAWS: summary_show() only valid after having a lock. ideally
4010          * we want the lock to be context aware...
4011          */
4012         summary_show(summaryview, summaryview->folder_item);
4013 }
4014
4015 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4016                                 gpointer data)
4017 {
4018         MailFilteringData mail_filtering_data;
4019         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4020
4021         mail_filtering_data.msginfo = msginfo;
4022         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4023                 return;
4024
4025         filter_message_by_msginfo(filtering_rules, msginfo);
4026 }
4027
4028 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4029                                  PrefsFilterType type, gint processing_rule)
4030 {
4031         gchar *header = NULL;
4032         gchar *key = NULL;
4033
4034         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4035
4036         if (processing_rule) {
4037                 if (item == NULL)
4038                         prefs_filtering_open(&pre_global_processing,
4039                                              _("Processing rules to apply before folder rules"),
4040                                              header, key);
4041                 else
4042                         prefs_filtering_open(&item->prefs->processing,
4043                                              _("Processing configuration"),
4044                                              header, key);
4045         }
4046         else {
4047                 prefs_filtering_open(&filtering_rules,
4048                                      _("Filtering configuration"),
4049                                        header, key);
4050         }
4051
4052         g_free(header);
4053         g_free(key);
4054 }
4055
4056 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4057                          gint processing_rule)
4058 {
4059         MsgInfo *msginfo;
4060         FolderItem * item;
4061
4062         if (!summaryview->selected) return;
4063
4064         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4065                                               summaryview->selected);
4066         if (!msginfo) return;
4067
4068         item = summaryview->folder_item;
4069         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4070 }
4071
4072 /* color label */
4073
4074 #define N_COLOR_LABELS colorlabel_get_color_count()
4075
4076 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4077                                                      gpointer data)
4078 {
4079         guint color = GPOINTER_TO_UINT(data);
4080         SummaryView *summaryview;
4081
4082         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4083         g_return_if_fail(summaryview != NULL);
4084
4085         /* "dont_toggle" state set? */
4086         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4087                                 "dont_toggle"))
4088                 return;
4089
4090         summary_set_colorlabel(summaryview, color, NULL);
4091 }
4092
4093 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4094  * for the messsage; not the color index */
4095 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4096                                   guint labelcolor)
4097 {
4098         GdkColor color;
4099         GtkStyle *style, *prev_style, *ctree_style;
4100         MsgInfo *msginfo;
4101         gint color_index;
4102
4103         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4104
4105         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4106         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4107         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4108
4109         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4110                 if (!prev_style) return;
4111                 style = gtk_style_copy(prev_style);
4112                 color = ctree_style->fg[GTK_STATE_NORMAL];
4113                 style->fg[GTK_STATE_NORMAL] = color;
4114                 color = ctree_style->fg[GTK_STATE_SELECTED];
4115                 style->fg[GTK_STATE_SELECTED] = color;
4116         } else {
4117                 if (prev_style)
4118                         style = gtk_style_copy(prev_style);
4119                 else
4120                         style = gtk_style_copy(ctree_style);
4121                 color = colorlabel_get_color(color_index);
4122                 style->fg[GTK_STATE_NORMAL] = color;
4123                 /* get the average of label color and selected fg color
4124                    for visibility */
4125                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4126                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4127                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4128         }
4129
4130         gtk_ctree_node_set_row_style(ctree, node, style);
4131 }
4132
4133 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4134 {
4135         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4136         MsgInfo *msginfo;
4137
4138         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4139
4140         procmsg_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4141                                         MSG_CLABEL_FLAG_MASK, 0);
4142 }
4143
4144 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4145                             GtkWidget *widget)
4146 {
4147         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4148         GList *cur;
4149
4150         START_LONG_OPERATION(summaryview);
4151
4152         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4153                 summary_set_row_colorlabel(summaryview,
4154                                            GTK_CTREE_NODE(cur->data), labelcolor);
4155         END_LONG_OPERATION(summaryview);
4156 }
4157
4158 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4159                                                           gpointer data)
4160 {
4161         SummaryView *summaryview;
4162         GtkMenuShell *menu;
4163         GtkCheckMenuItem **items;
4164         gint n;
4165         GList *cur, *sel;
4166
4167         summaryview = (SummaryView *)data;
4168         g_return_if_fail(summaryview != NULL);
4169
4170         sel = GTK_CLIST(summaryview->ctree)->selection;
4171         if (!sel) return;
4172
4173         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4174         g_return_if_fail(menu != NULL);
4175
4176         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4177
4178         /* NOTE: don't return prematurely because we set the "dont_toggle"
4179          * state for check menu items */
4180         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4181                           GINT_TO_POINTER(1));
4182
4183         /* clear items. get item pointers. */
4184         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4185                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4186                         gtk_check_menu_item_set_active
4187                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4188                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4189                         n++;
4190                 }
4191         }
4192
4193         if (n == (N_COLOR_LABELS + 1)) {
4194                 /* iterate all messages and set the state of the appropriate
4195                  * items */
4196                 for (; sel != NULL; sel = sel->next) {
4197                         MsgInfo *msginfo;
4198                         gint clabel;
4199
4200                         msginfo = gtk_ctree_node_get_row_data
4201                                 (GTK_CTREE(summaryview->ctree),
4202                                  GTK_CTREE_NODE(sel->data));
4203                         if (msginfo) {
4204                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4205                                 if (!items[clabel]->active)
4206                                         gtk_check_menu_item_set_active
4207                                                 (items[clabel], TRUE);
4208                         }
4209                 }
4210         } else
4211                 g_warning("invalid number of color elements (%d)\n", n);
4212
4213         /* reset "dont_toggle" state */
4214         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4215                           GINT_TO_POINTER(0));
4216 }
4217
4218 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4219 {
4220         GtkWidget *label_menuitem;
4221         GtkWidget *menu;
4222         GtkWidget *item;
4223         gint i;
4224
4225         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4226                                                    "/Color label");
4227         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4228                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4229                            summaryview);
4230         gtk_widget_show(label_menuitem);
4231
4232         menu = gtk_menu_new();
4233
4234         /* create sub items. for the menu item activation callback we pass the
4235          * index of label_colors[] as data parameter. for the None color we
4236          * pass an invalid (high) value. also we attach a data pointer so we
4237          * can always get back the SummaryView pointer. */
4238
4239         item = gtk_check_menu_item_new_with_label(_("None"));
4240         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4241         g_signal_connect(G_OBJECT(item), "activate",
4242                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4243                            GUINT_TO_POINTER(0));
4244         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4245         gtk_widget_show(item);
4246
4247         item = gtk_menu_item_new();
4248         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4249         gtk_widget_show(item);
4250
4251         /* create pixmap/label menu items */
4252         for (i = 0; i < N_COLOR_LABELS; i++) {
4253                 item = colorlabel_create_check_color_menu_item(i);
4254                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4255                 g_signal_connect(G_OBJECT(item), "activate",
4256                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4257                                  GUINT_TO_POINTER(i + 1));
4258                 g_object_set_data(G_OBJECT(item), "summaryview",
4259                                   summaryview);
4260                 gtk_widget_show(item);
4261         }
4262
4263         gtk_widget_show(menu);
4264         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4265         summaryview->colorlabel_menu = menu;
4266 }
4267
4268 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4269 {
4270         GtkWidget *ctree;
4271         gint *col_pos = summaryview->col_pos;
4272         SummaryColumnState *col_state;
4273         gchar *titles[N_SUMMARY_COLS];
4274         SummaryColumnType type;
4275         gint pos;
4276
4277         memset(titles, 0, sizeof(titles));
4278
4279         col_state = prefs_summary_column_get_config();
4280         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4281                 summaryview->col_state[pos] = col_state[pos];
4282                 type = col_state[pos].type;
4283                 col_pos[type] = pos;
4284         }
4285         col_state = summaryview->col_state;
4286
4287         ctree = gtk_sctree_new_with_titles
4288                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4289
4290         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4291         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4292                                            GTK_JUSTIFY_CENTER);
4293         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4294                                            GTK_JUSTIFY_CENTER);
4295         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4296                                            GTK_JUSTIFY_CENTER);
4297         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4298                                            GTK_JUSTIFY_CENTER);
4299         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4300                                            GTK_JUSTIFY_RIGHT);
4301         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4302                                            GTK_JUSTIFY_RIGHT);
4303         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4304                                            GTK_JUSTIFY_RIGHT);
4305         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4306                                    SUMMARY_COL_MARK_WIDTH);
4307         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4308                                    SUMMARY_COL_STATUS_WIDTH);
4309         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4310                                    SUMMARY_COL_LOCKED_WIDTH);
4311         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4312                                    SUMMARY_COL_MIME_WIDTH);
4313         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4314                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4315         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4316                                    prefs_common.summary_col_size[S_COL_FROM]);
4317         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4318                                    prefs_common.summary_col_size[S_COL_TO]);
4319         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4320                                    prefs_common.summary_col_size[S_COL_DATE]);
4321         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4322                                    prefs_common.summary_col_size[S_COL_SIZE]);
4323         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4324                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4325         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4326                                    prefs_common.summary_col_size[S_COL_SCORE]);
4327         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4328         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4329                                      GTK_CTREE_EXPANDER_SQUARE);
4330 #if 0
4331         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4332         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4333                                      GTK_CTREE_EXPANDER_TRIANGLE);
4334 #endif
4335         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4336         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4337
4338         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4339                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4340                                        GTK_CAN_FOCUS);
4341                 gtk_clist_set_column_visibility
4342                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4343         }
4344
4345         /* connect signal to the buttons for sorting */
4346 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4347         g_signal_connect \
4348                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4349                  "clicked", \
4350                  G_CALLBACK(func), \
4351                  summaryview)
4352
4353         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4354         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4355         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4356         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4357         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4358         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4359         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4360         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4361         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4362         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4363         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4364
4365 #undef CLIST_BUTTON_SIGNAL_CONNECT
4366
4367         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4368                          G_CALLBACK(summary_selected), summaryview);
4369         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4370                          G_CALLBACK(summary_button_pressed),
4371                          summaryview);
4372         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4373                          G_CALLBACK(summary_button_released),
4374                          summaryview);
4375         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4376                          G_CALLBACK(summary_key_pressed), summaryview);
4377         g_signal_connect(G_OBJECT(ctree), "resize_column",
4378                          G_CALLBACK(summary_col_resized), summaryview);
4379         g_signal_connect(G_OBJECT(ctree), "open_row",
4380                          G_CALLBACK(summary_open_row), summaryview);
4381
4382         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4383                                G_CALLBACK(summary_tree_expanded),
4384                                summaryview);
4385         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4386                                G_CALLBACK(summary_tree_collapsed),
4387                                summaryview);
4388
4389         g_signal_connect(G_OBJECT(ctree), "start_drag",
4390                          G_CALLBACK(summary_start_drag),
4391                          summaryview);
4392         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4393                          G_CALLBACK(summary_drag_data_get),
4394                          summaryview);
4395
4396         return ctree;
4397 }
4398
4399 void summary_set_column_order(SummaryView *summaryview)
4400 {
4401         GtkWidget *ctree;
4402         GtkWidget *scrolledwin = summaryview->scrolledwin;
4403         GtkWidget *pixmap;
4404         FolderItem *item;
4405         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4406         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4407
4408         item = summaryview->folder_item;
4409
4410         summary_clear_all(summaryview);
4411         gtk_widget_destroy(summaryview->ctree);
4412
4413         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4414         summary_set_fonts(summaryview);
4415         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4416         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4417                                     summaryview->col_pos[S_COL_MIME], pixmap);
4418         gtk_widget_show(pixmap);
4419         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4420                                             GTK_CLIST(ctree)->hadjustment);
4421         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4422                                             GTK_CLIST(ctree)->vadjustment);
4423         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4424         gtk_widget_show(ctree);
4425
4426         summary_show(summaryview, item);
4427
4428         summary_select_by_msgnum(summaryview, selected_msgnum);
4429
4430         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4431         if (!summaryview->displayed)
4432                 messageview_clear(summaryview->messageview);
4433         else
4434                 summary_redisplay_msg(summaryview);
4435 }
4436
4437
4438 /* callback functions */
4439
4440 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4441                                    SummaryView *summaryview)
4442 {
4443         if (event)
4444                 summary_toggle_view(summaryview);
4445         return TRUE;
4446 }
4447
4448 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4449                                        SummaryView *summaryview)
4450 {
4451         if (!event) return FALSE;
4452
4453         if (event->button == 3) {
4454                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4455                 /* right clicked */
4456                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4457                                NULL, NULL, event->button, event->time);
4458         } else if (event->button == 2) {
4459                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4460         } else if (event->button == 1) {
4461                 if (!prefs_common.emulate_emacs &&
4462                     messageview_is_visible(summaryview->messageview))
4463                         summaryview->display_msg = TRUE;
4464         }
4465
4466         return FALSE;
4467 }
4468
4469 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4470                                         SummaryView *summaryview)
4471 {
4472         return FALSE;
4473 }
4474
4475 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4476 {
4477         summary_key_pressed(summaryview->ctree, event, summaryview);
4478 }
4479
4480 #define BREAK_ON_MODIFIER_KEY() \
4481         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4482
4483 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4484                                     SummaryView *summaryview)
4485 {
4486         GtkCTree *ctree = GTK_CTREE(widget);
4487         GtkCTreeNode *node;
4488         MessageView *messageview;
4489         TextView *textview;
4490         GtkAdjustment *adj;
4491         gboolean mod_pressed;
4492
4493         if (summary_is_locked(summaryview)) return TRUE;
4494         if (!event) return TRUE;
4495
4496         if (quicksearch_has_focus(summaryview->quicksearch))
4497                 return FALSE;
4498
4499         switch (event->keyval) {
4500         case GDK_Left:          /* Move focus */
4501                 adj = gtk_scrolled_window_get_hadjustment
4502                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4503                 if (adj->lower != adj->value)
4504                         break;
4505                 /* FALLTHROUGH */
4506         case GDK_Escape:
4507                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4508                 return TRUE;
4509         case GDK_Home:
4510         case GDK_End:
4511                 if ((node = summaryview->selected) != NULL) {
4512                         GtkCTreeNode *next = NULL;
4513                         next = (event->keyval == GDK_Home)
4514                                         ? gtk_ctree_node_nth(ctree, 0)
4515                                         : gtk_ctree_node_nth(ctree,
4516                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4517                         if (next) {
4518                                 gtk_sctree_select_with_state
4519                                         (GTK_SCTREE(ctree), next, event->state);
4520
4521                                 /* Deprecated - what are the non-deprecated equivalents? */
4522                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4523                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4524                                 summaryview->selected = next;
4525                         }
4526                 }
4527                 return TRUE;
4528         default:
4529                 break;
4530         }
4531
4532         if (!summaryview->selected) {
4533                 node = gtk_ctree_node_nth(ctree, 0);
4534                 if (node)
4535                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4536                 else
4537                         return TRUE;
4538         }
4539
4540         messageview = summaryview->messageview;
4541         textview = messageview->mimeview->textview;
4542
4543         mod_pressed =
4544                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4545
4546         switch (event->keyval) {
4547         case GDK_space:         /* Page down or go to the next */
4548                 if (event->state & GDK_SHIFT_MASK)
4549                         textview_scroll_page(textview, TRUE);
4550                 else {
4551                         if (summaryview->displayed != summaryview->selected) {
4552                                 summary_display_msg(summaryview,
4553                                                     summaryview->selected);
4554                                 break;
4555                         }
4556                         if (mod_pressed) {
4557                                 if (!textview_scroll_page(textview, TRUE))
4558                                         summary_select_prev_unread(summaryview);
4559                         } else {
4560                                 if (!textview_scroll_page(textview, FALSE))
4561                                         summary_select_next_unread(summaryview);
4562                         }
4563                 }
4564                 break;
4565         case GDK_BackSpace:     /* Page up */
4566                 textview_scroll_page(textview, TRUE);
4567                 break;
4568         case GDK_Return:        /* Scroll up/down one line */
4569                 if (summaryview->displayed != summaryview->selected) {
4570                         summary_display_msg(summaryview,
4571                                             summaryview->selected);
4572                         break;
4573                 }
4574                 textview_scroll_one_line(textview, mod_pressed);
4575                 break;
4576         case GDK_Delete:
4577                 BREAK_ON_MODIFIER_KEY();
4578                 summary_delete_trash(summaryview);
4579                 break;
4580         default:
4581                 break;
4582         }
4583         return FALSE;
4584 }
4585
4586 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4587 {
4588         SummaryView *summaryview = data;
4589
4590         summary_show(summaryview, summaryview->folder_item);
4591 }
4592
4593 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4594 {
4595         SummaryView *summaryview = (SummaryView *)data;
4596
4597         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4598                 prefs_common.show_searchbar = TRUE;
4599                 quicksearch_show(summaryview->quicksearch);
4600         } else {
4601                 prefs_common.show_searchbar = FALSE;
4602                 quicksearch_hide(summaryview->quicksearch);
4603         }
4604 }
4605
4606 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4607 {
4608         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4609         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4610         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4611                 summary_reedit(summaryview);
4612         else
4613                 summary_open_msg(summaryview);
4614
4615         summaryview->display_msg = FALSE;
4616 }
4617
4618 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4619                                   SummaryView *summaryview)
4620 {
4621         summary_set_row_marks(summaryview, node);
4622         while (prefs_common.bold_unread && node) {
4623                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4624                 if (GTK_CTREE_ROW(node)->children)
4625                         summary_set_row_marks(summaryview, node);
4626                 node = next;
4627         }
4628 }
4629
4630 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4631                                    SummaryView *summaryview)
4632 {
4633         summary_set_row_marks(summaryview, node);
4634 }
4635
4636 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4637                              gint column, SummaryView *summaryview)
4638 {
4639         MsgInfo *msginfo;
4640         gboolean marked_unread = FALSE;
4641
4642         if (summary_is_locked(summaryview)
4643         ||  GTK_SCTREE(ctree)->selecting_range) {
4644                 return;
4645         }
4646
4647         summary_status_show(summaryview);
4648
4649         if (GTK_CLIST(ctree)->selection &&
4650             GTK_CLIST(ctree)->selection->next) {
4651                 summaryview->display_msg = FALSE;
4652                 summary_set_menu_sensitive(summaryview);
4653                 toolbar_main_set_sensitive(summaryview->mainwin);
4654                 return;
4655         }
4656
4657         summaryview->selected = row;
4658
4659         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4660         g_return_if_fail(msginfo != NULL);
4661
4662         switch (column < 0 ? column : summaryview->col_state[column].type) {
4663         case S_COL_MARK:
4664                 if (!MSG_IS_DELETED(msginfo->flags) &&
4665                     !MSG_IS_MOVE(msginfo->flags) &&
4666                     !MSG_IS_COPY(msginfo->flags)) {
4667                         if (MSG_IS_MARKED(msginfo->flags)) {
4668                                 summary_unmark_row(summaryview, row);
4669                         } else {
4670                                 summary_mark_row(summaryview, row);
4671                         }
4672                 }
4673                 break;
4674         case S_COL_STATUS:
4675                 if (MSG_IS_UNREAD(msginfo->flags)) {
4676                         summary_mark_row_as_read(summaryview, row);
4677                         summary_status_show(summaryview);
4678                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4679                          !MSG_IS_FORWARDED(msginfo->flags)) {
4680                         marked_unread = TRUE;
4681                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4682                         summary_find_answers(summaryview, msginfo);
4683                         return;
4684                 }
4685                 break;
4686         case S_COL_LOCKED:
4687                 if (MSG_IS_LOCKED(msginfo->flags)) {
4688                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4689                         summary_set_row_marks(summaryview, row);
4690                 }
4691                 else
4692                         summary_lock_row(summaryview, row);
4693                 break;
4694         default:
4695                 break;
4696         }
4697
4698         if (summaryview->display_msg ||
4699             (prefs_common.always_show_msg &&
4700              messageview_is_visible(summaryview->messageview))) {
4701                 summaryview->display_msg = FALSE;
4702                 if (summaryview->displayed != row) {
4703                         summary_display_msg(summaryview, row);
4704                         if (marked_unread) {
4705                                 summary_mark_row_as_unread(summaryview, row);
4706                                 summary_status_show(summaryview);
4707                         }
4708                         return;
4709                 }
4710         }
4711
4712         if (marked_unread) {
4713                 summary_mark_row_as_unread(summaryview, row);
4714                 summary_status_show(summaryview);
4715         }
4716
4717         summary_set_menu_sensitive(summaryview);
4718         toolbar_main_set_sensitive(summaryview->mainwin);
4719 }
4720
4721 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4722                                 SummaryView *summaryview)
4723 {
4724         SummaryColumnType type = summaryview->col_state[column].type;
4725
4726         prefs_common.summary_col_size[type] = width;
4727 }
4728
4729
4730 /*
4731  * \brief get List of msginfo selected in SummaryView
4732  *
4733  * \param summaryview
4734  *
4735  * \return GSList holding MsgInfo
4736  */
4737 GSList *summary_get_selection(SummaryView *summaryview)
4738 {
4739         GList *sel = NULL;
4740         GSList *msginfo_list = NULL;
4741
4742         g_return_val_if_fail(summaryview != NULL, NULL);
4743
4744         sel = GTK_CLIST(summaryview->ctree)->selection;
4745
4746         g_return_val_if_fail(sel != NULL, NULL);
4747
4748         for ( ; sel != NULL; sel = sel->next)
4749                 msginfo_list =
4750                         g_slist_append(msginfo_list,
4751                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4752                                                                    GTK_CTREE_NODE(sel->data)));
4753         return msginfo_list;
4754 }
4755
4756 static void summary_reply_cb(SummaryView *summaryview, guint action,
4757                              GtkWidget *widget)
4758 {
4759         MessageView *msgview = (MessageView*)summaryview->messageview;
4760         GSList *msginfo_list;
4761
4762         g_return_if_fail(msgview != NULL);
4763
4764         msginfo_list = summary_get_selection(summaryview);
4765         g_return_if_fail(msginfo_list != NULL);
4766         compose_reply_from_messageview(msgview, msginfo_list, action);
4767         g_slist_free(msginfo_list);
4768 }
4769
4770 static void summary_show_all_header_cb(SummaryView *summaryview,
4771                                        guint action, GtkWidget *widget)
4772 {
4773         summaryview->messageview->all_headers =
4774                         GTK_CHECK_MENU_ITEM(widget)->active;
4775         summary_display_msg_selected(summaryview,
4776                                      GTK_CHECK_MENU_ITEM(widget)->active);
4777 }
4778
4779 static void summary_add_address_cb(SummaryView *summaryview,
4780                                    guint action, GtkWidget *widget)
4781 {
4782         summary_add_address(summaryview);
4783 }
4784
4785 static void summary_create_filter_cb(SummaryView *summaryview,
4786                                      guint action, GtkWidget *widget)
4787 {
4788         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4789 }
4790
4791 static void summary_create_processing_cb(SummaryView *summaryview,
4792                                          guint action, GtkWidget *widget)
4793 {
4794         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4795 }
4796
4797 static void summary_sort_by_column_click(SummaryView *summaryview,
4798                                          FolderSortKey sort_key)
4799 {
4800         GtkCTreeNode *node = NULL;
4801         START_TIMING("summary_sort_by_column_click");
4802         if (summaryview->sort_key == sort_key)
4803                 summary_sort(summaryview, sort_key,
4804                              summaryview->sort_type == SORT_ASCENDING
4805                              ? SORT_DESCENDING : SORT_ASCENDING);
4806         else
4807                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4808
4809         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4810
4811         while (prefs_common.bold_unread && node) {
4812                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4813                 if (GTK_CTREE_ROW(node)->children)
4814                         summary_set_row_marks(summaryview, node);
4815                 node = next;
4816         }
4817         END_TIMING();
4818 }
4819
4820 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4821 {
4822         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4823 }
4824
4825 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4826 {
4827         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4828 }
4829
4830 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4831 {
4832         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4833 }
4834
4835 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4836 {
4837         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4838 }
4839
4840 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4841 {
4842         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4843 }
4844
4845 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4846 {
4847         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4848 }
4849
4850 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4851 {
4852         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4853 }
4854
4855 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
4856 {
4857         summary_sort_by_column_click(summaryview, SORT_BY_TO);
4858 }
4859
4860 static void summary_subject_clicked(GtkWidget *button,
4861                                     SummaryView *summaryview)
4862 {
4863         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4864 }
4865
4866 static void summary_score_clicked(GtkWidget *button,
4867                                   SummaryView *summaryview)
4868 {
4869         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4870 }
4871
4872 static void summary_locked_clicked(GtkWidget *button,
4873                                    SummaryView *summaryview)
4874 {
4875         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4876 }
4877
4878 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4879                                SummaryView *summaryview)
4880 {
4881         GdkDragContext *context;
4882
4883         g_return_if_fail(summaryview != NULL);
4884         g_return_if_fail(summaryview->folder_item != NULL);
4885         g_return_if_fail(summaryview->folder_item->folder != NULL);
4886         if (summaryview->selected == NULL) return;
4887
4888         context = gtk_drag_begin(widget, summaryview->target_list,
4889                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4890         gtk_drag_set_icon_default(context);
4891 }
4892
4893 static void summary_drag_data_get(GtkWidget        *widget,
4894                                   GdkDragContext   *drag_context,
4895                                   GtkSelectionData *selection_data,
4896                                   guint             info,
4897                                   guint             time,
4898                                   SummaryView      *summaryview)
4899 {
4900         if (info == TARGET_MAIL_URI_LIST) {
4901                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4902                 GList *cur;
4903                 MsgInfo *msginfo;
4904                 gchar *mail_list = NULL, *tmp1, *tmp2;
4905
4906                 for (cur = GTK_CLIST(ctree)->selection;
4907                      cur != NULL && cur->data != NULL; cur = cur->next) {
4908                         msginfo = gtk_ctree_node_get_row_data
4909                                 (ctree, GTK_CTREE_NODE(cur->data));
4910                         tmp2 = procmsg_get_message_file(msginfo);
4911                         if (!tmp2) continue;
4912                         tmp1 = g_strconcat("file://", tmp2, NULL);
4913                         g_free(tmp2);
4914
4915                         if (!mail_list) {
4916                                 mail_list = tmp1;
4917                         } else {
4918                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
4919                                 g_free(mail_list);
4920                                 g_free(tmp1);
4921                                 mail_list = tmp2;
4922                         }
4923                 }
4924
4925                 if (mail_list != NULL) {
4926                         gtk_selection_data_set(selection_data,
4927                                                selection_data->target, 8,
4928                                                mail_list, strlen(mail_list));
4929                         g_free(mail_list);
4930                 }
4931         } else if (info == TARGET_DUMMY) {
4932                 if (GTK_CLIST(summaryview->ctree)->selection)
4933                         gtk_selection_data_set(selection_data,
4934                                                selection_data->target, 8,
4935                                                "Dummy", 6);
4936         }
4937 }
4938
4939
4940 /* custom compare functions for sorting */
4941
4942 #define CMP_FUNC_DEF(func_name, val)                                     \
4943 static gint func_name(GtkCList *clist,                                   \
4944                       gconstpointer ptr1, gconstpointer ptr2)            \
4945 {                                                                        \
4946         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
4947         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
4948                                                                          \
4949         if (!msginfo1 || !msginfo2)                                      \
4950                 return -1;                                               \
4951                                                                          \
4952         return (val);                                                    \
4953 }
4954
4955 CMP_FUNC_DEF(summary_cmp_by_mark,
4956              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
4957 CMP_FUNC_DEF(summary_cmp_by_status,
4958              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
4959 CMP_FUNC_DEF(summary_cmp_by_mime,
4960              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
4961 CMP_FUNC_DEF(summary_cmp_by_label,
4962              MSG_GET_COLORLABEL(msginfo1->flags) -
4963              MSG_GET_COLORLABEL(msginfo2->flags))
4964 CMP_FUNC_DEF(summary_cmp_by_locked,
4965              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
4966
4967 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
4968 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
4969 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
4970
4971 #undef CMP_FUNC_DEF
4972
4973 static gint summary_cmp_by_subject(GtkCList *clist,
4974                                    gconstpointer ptr1,
4975                                    gconstpointer ptr2)
4976 {
4977         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
4978         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
4979
4980         if (!msginfo1->subject)
4981                 return (msginfo2->subject != NULL);
4982         if (!msginfo2->subject)
4983                 return -1;
4984
4985         return subject_compare_for_sort
4986                 (msginfo1->subject, msginfo2->subject);
4987 }
4988
4989 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
4990                                 gconstpointer ptr2)
4991 {
4992         const gchar *str1, *str2;
4993         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
4994         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
4995         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
4996
4997         g_return_val_if_fail(sv, -1);
4998
4999         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5000         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5001
5002         if (!str1)
5003                 return str2 != NULL;
5004
5005         if (!str2)
5006                 return -1;
5007
5008         return g_utf8_collate(str1, str2);
5009 }
5010
5011 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5012                                 gconstpointer ptr2)
5013 {
5014         const gchar *str1, *str2;
5015         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5016         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5017         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5018
5019         g_return_val_if_fail(sv, -1);
5020
5021         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5022         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5023
5024         if (!str1)
5025                 return str2 != NULL;
5026
5027         if (!str2)
5028                 return -1;
5029
5030         return g_utf8_collate(str1, str2);
5031 }
5032
5033 static gint summary_cmp_by_simplified_subject
5034         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5035 {
5036         const FolderItemPrefs *prefs;
5037         const gchar *str1, *str2;
5038         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5039         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5040         const MsgInfo *msginfo1 = r1->data;
5041         const MsgInfo *msginfo2 = r2->data;
5042         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5043
5044         g_return_val_if_fail(sv, -1);
5045         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5046
5047         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5048         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5049
5050         if (!str1)
5051                 return str2 != NULL;
5052
5053         if (!str2)
5054                 return -1;
5055
5056         prefs = msginfo1->folder->prefs;
5057         if (!prefs)
5058                 prefs = msginfo2->folder->prefs;
5059         if (!prefs)
5060                 return -1;
5061
5062         return subject_compare_for_sort(str1, str2);
5063 }
5064
5065 static gint summary_cmp_by_score(GtkCList *clist,
5066                                  gconstpointer ptr1, gconstpointer ptr2)
5067 {
5068         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5069         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5070         int diff;
5071
5072         /* if score are equal, sort by date */
5073
5074         diff = msginfo1->threadscore - msginfo2->threadscore;
5075         if (diff != 0)
5076                 return diff;
5077         else
5078                 return summary_cmp_by_date(clist, ptr1, ptr2);
5079 }
5080
5081 static void news_flag_crosspost(MsgInfo *msginfo)
5082 {
5083         GString *line;
5084         gpointer key;
5085         gpointer value;
5086         Folder *mff;
5087
5088         g_return_if_fail(msginfo != NULL);
5089         g_return_if_fail(msginfo->folder != NULL);
5090         g_return_if_fail(msginfo->folder->folder != NULL);
5091         mff = msginfo->folder->folder;
5092         g_return_if_fail(mff->klass->type == F_NEWS);
5093
5094         if (mff->account->mark_crosspost_read) {
5095                 line = g_string_sized_new(128);
5096                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5097                 debug_print("nfcp: checking <%s>", line->str);
5098                 if (mff->newsart &&
5099                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5100                         debug_print(" <%s>", (gchar *)value);
5101                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5102                                 procmsg_msginfo_change_flags(msginfo,
5103                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5104                         }
5105                         g_hash_table_remove(mff->newsart, key);
5106                         g_free(key);
5107                 }
5108                 g_string_free(line, TRUE);
5109                 debug_print("\n");
5110         }
5111 }
5112
5113 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5114 {
5115         SummaryView *summaryview = (SummaryView *) data;
5116         MsgInfo *msginfo;
5117
5118         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5119
5120         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5121                 summaryview->unreadmarked--;
5122
5123         procmsg_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5124
5125         summary_set_row_marks(summaryview, row);
5126         debug_print("Message %d is marked as ignore thread\n",
5127             msginfo->msgnum);
5128 }
5129
5130 static void summary_ignore_thread(SummaryView *summaryview)
5131 {
5132         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5133         GList *cur;
5134
5135         START_LONG_OPERATION(summaryview);
5136         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5137                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5138                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5139                                         summaryview);
5140
5141         END_LONG_OPERATION(summaryview);
5142
5143         summary_status_show(summaryview);
5144 }
5145
5146 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5147 {
5148         SummaryView *summaryview = (SummaryView *) data;
5149         MsgInfo *msginfo;
5150
5151         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5152
5153         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5154                 summaryview->unreadmarked++;
5155
5156         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5157
5158         summary_set_row_marks(summaryview, row);
5159         debug_print("Message %d is marked as unignore thread\n",
5160             msginfo->msgnum);
5161 }
5162
5163 static void summary_unignore_thread(SummaryView *summaryview)
5164 {
5165         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5166         GList *cur;
5167
5168         START_LONG_OPERATION(summaryview);
5169         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5170                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5171                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5172                                         summaryview);
5173
5174         END_LONG_OPERATION(summaryview);
5175
5176         summary_status_show(summaryview);
5177 }
5178
5179 static void summary_check_ignore_thread_func
5180                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5181 {
5182         MsgInfo *msginfo;
5183         gint *found_ignore = (gint *) data;
5184
5185         if (*found_ignore) return;
5186         else {
5187                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5188                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5189         }
5190 }
5191
5192 void summary_toggle_ignore_thread(SummaryView *summaryview)
5193 {
5194         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5195         GList *cur;
5196         gint found_ignore = 0;
5197
5198         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5199                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5200                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5201                                         &found_ignore);
5202
5203         if (found_ignore)
5204                 summary_unignore_thread(summaryview);
5205         else
5206                 summary_ignore_thread(summaryview);
5207 }
5208
5209 #if 0 /* OLD PROCESSING */
5210 static gboolean processing_apply_func(GNode *node, gpointer data)
5211 {
5212         FolderItem *item;
5213         GSList * processing;
5214         SummaryView * summaryview = (SummaryView *) data;
5215
5216         if (node == NULL)
5217                 return FALSE;
5218
5219         item = node->data;
5220         /* prevent from the warning */
5221         if (item->path == NULL)
5222                 return FALSE;
5223         processing = item->prefs->processing;
5224
5225
5226         if (processing != NULL) {
5227                 gchar * buf;
5228                 GSList * mlist;
5229                 GSList * cur;
5230
5231                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5232                 debug_print(buf);
5233                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5234                 g_free(buf);
5235
5236                 mlist = folder_item_get_msg_list(item);
5237                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5238                         MsgInfo * msginfo;
5239
5240                         msginfo = (MsgInfo *) cur->data;
5241                         filter_message_by_msginfo(processing, msginfo, NULL);
5242                         procmsg_msginfo_free(msginfo);
5243                 }
5244
5245                 g_slist_free(mlist);
5246
5247                 STATUSBAR_POP(summaryview->mainwin);
5248         }
5249
5250
5251         return FALSE;
5252 }
5253
5254 void processing_apply(SummaryView * summaryview)
5255 {
5256         GList * cur;
5257
5258         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5259                 Folder *folder;
5260
5261                 folder = (Folder *) cur->data;
5262                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5263                                 processing_apply_func, summaryview);
5264         }
5265 }
5266 #endif
5267
5268 void summary_toggle_show_read_messages(SummaryView *summaryview)
5269 {
5270         if (summaryview->folder_item->hide_read_msgs)
5271                 summaryview->folder_item->hide_read_msgs = 0;
5272         else
5273                 summaryview->folder_item->hide_read_msgs = 1;
5274         summary_show(summaryview, summaryview->folder_item);
5275 }
5276
5277 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5278                                              guint action)
5279 {
5280         GtkWidget *widget;
5281
5282         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5283                                            "/View/Hide read messages");
5284         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5285                           GINT_TO_POINTER(1));
5286         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5287         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5288                           GINT_TO_POINTER(0));
5289 }
5290
5291 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5292 {
5293         GtkWidget *ctree = summaryview->ctree;
5294         GtkWidget *pixmap;
5295
5296         gtk_widget_destroy(summaryview->folder_pixmap);
5297
5298         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5299         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5300         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5301         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5302         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5303         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5304         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5305         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5306         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5307         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5308         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5309         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5310         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5311
5312         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5313         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5314         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5315         gtk_widget_show(pixmap);
5316         summaryview->folder_pixmap = pixmap;
5317
5318         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5319         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5320                               summaryview->quick_search_pixmap);
5321         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5322         gtk_widget_show(pixmap);
5323         summaryview->quick_search_pixmap = pixmap;
5324
5325         folderview_unselect(summaryview->folderview);
5326         folderview_select(summaryview->folderview, summaryview->folder_item);
5327         summary_set_column_titles(summaryview);
5328 }
5329
5330 /*
5331  * Harvest addresses for selected messages in summary view.
5332  */
5333 void summary_harvest_address(SummaryView *summaryview)
5334 {
5335         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5336         GList *cur;
5337         GList *msgList;
5338         MsgInfo *msginfo;
5339
5340         msgList = NULL;
5341         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5342                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5343                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5344         }
5345         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5346         g_list_free( msgList );
5347 }
5348
5349 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5350 {
5351         int err;
5352         gchar buf[BUFFSIZE];
5353         regex_t *preg = NULL;
5354
5355         preg = g_new0(regex_t, 1);
5356
5357         err = string_match_precompile(simplify_subject_regexp,
5358                                       preg, REG_EXTENDED);
5359         if (err) {
5360                 regerror(err, preg, buf, BUFFSIZE);
5361                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5362                 g_free(preg);
5363                 preg = NULL;
5364         }
5365
5366         return preg;
5367 }
5368
5369 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5370 {
5371         g_return_if_fail(summaryview != NULL);
5372         g_return_if_fail(item != NULL);
5373
5374         /* Subject simplification */
5375         if(summaryview->simplify_subject_preg) {
5376                 regfree(summaryview->simplify_subject_preg);
5377                 g_free(summaryview->simplify_subject_preg);
5378                 summaryview->simplify_subject_preg = NULL;
5379         }
5380         if(item->prefs && item->prefs->simplify_subject_regexp &&
5381            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5382                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5383
5384         /* Sorting */
5385         summaryview->sort_key = item->sort_key;
5386         summaryview->sort_type = item->sort_type;
5387
5388         /* Threading */
5389         summaryview->threaded = item->threaded;
5390         summaryview->thread_collapsed = item->thread_collapsed;
5391
5392         /* Scoring */
5393 #if 0
5394         if (global_scoring || item->prefs->scoring) {
5395                 summaryview->important_score = prefs_common.important_score;
5396                 if (item->prefs->important_score >
5397                     summaryview->important_score)
5398                         summaryview->important_score =
5399                                 item->prefs->important_score;
5400         }
5401 #endif
5402 }
5403
5404 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5405 {
5406         /* Sorting */
5407         item->sort_key = summaryview->sort_key;
5408         item->sort_type = summaryview->sort_type;
5409
5410         /* Threading */
5411         item->threaded = summaryview->threaded;
5412         item->thread_collapsed = summaryview->thread_collapsed;
5413 }
5414
5415 static gboolean summary_update_msg(gpointer source, gpointer data)
5416 {
5417         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5418         SummaryView *summaryview = (SummaryView *)data;
5419         GtkCTreeNode *node;
5420
5421         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5422         g_return_val_if_fail(summaryview != NULL, FALSE);
5423
5424         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5425                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5426
5427                 if (node)
5428                         summary_set_row_marks(summaryview, node);
5429         }
5430
5431         return FALSE;
5432 }
5433
5434 /*!
5435  *\brief        change summaryview to display your answer(s) to a message
5436  *
5437  *\param        summaryview The SummaryView ;)
5438  *\param        msginfo The message for which answers are searched
5439  *
5440  */
5441 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5442 {
5443         FolderItem *sent_folder = NULL;
5444         PrefsAccount *account = NULL;
5445         GtkCTreeNode *node = NULL;
5446         char *buf = NULL;
5447         if (msg == NULL || msg->msgid == NULL)
5448                 return;
5449
5450         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5451         if (account == NULL)
5452                 return;
5453         sent_folder = account_get_special_folder
5454                                 (account, F_OUTBOX);
5455
5456         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5457
5458         if (sent_folder != summaryview->folder_item) {
5459                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5460         }
5461
5462         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5463
5464         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5465         g_free(buf);
5466
5467         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5468         if (node)
5469                 summary_select_node(summaryview, node, TRUE, TRUE);
5470 }
5471
5472 void summaryview_export_mbox_list(SummaryView *summaryview)
5473 {
5474         GSList *list = summary_get_selected_msg_list(summaryview);
5475         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5476
5477         if (mbox == NULL || list == NULL)
5478                 return;
5479
5480         export_list_to_mbox(list, mbox);
5481
5482         g_slist_free(list);
5483         g_free(mbox);
5484
5485 }
5486
5487 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5488 {
5489         if (!summaryview || !summaryview->folder_item || !item) {
5490                 return;
5491         }
5492
5493         if (summaryview->folder_item->folder == item->folder) {
5494                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5495         }
5496 }
5497 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5498 {
5499         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5500 }