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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_to_clicked          (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_subject_clicked     (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_locked_clicked      (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_status       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_simplified_subject
 359                                         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_score        (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_label        (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_to           (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_subject      (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 381                                          gpointer        data);
 382 static void tog_searchbar_cb            (GtkWidget      *w,
 383                                          gpointer        data);
 384
 385 static void summary_find_answers        (SummaryView    *summaryview,
 386                                          MsgInfo        *msg);
 387
 388 static gboolean summary_update_msg      (gpointer source, gpointer data);
 389
 390 GtkTargetEntry summary_drag_types[1] =
 391 {
 392         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 393 };
 394
 395 static GtkItemFactoryEntry summary_popup_entries[] =
 396 {
 397         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 398         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 399         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 400         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 401         {N_("/Repl_y to/mailing _list"),
 402                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 403         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 406         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 407         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 408         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 409         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 410         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 411         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 412         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 413         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 414         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 415         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 416         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 417         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 418         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 419         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 420         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 421         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 422         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 423         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 424         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 425         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 426         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 427
 428         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 429         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 430         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 431         {N_("/Add sender to address boo_k"),
 432                                         NULL, summary_add_address_cb, 0, NULL},
 433         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 434         {N_("/Create f_ilter rule/_Automatically"),
 435                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 436         {N_("/Create f_ilter rule/by _From"),
 437                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 438         {N_("/Create f_ilter rule/by _To"),
 439                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 440         {N_("/Create f_ilter rule/by _Subject"),
 441                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 442         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 443         {N_("/Create processing rule/_Automatically"),
 444                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 445         {N_("/Create processing rule/by _From"),
 446                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 447         {N_("/Create processing rule/by _To"),
 448                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 449         {N_("/Create processing rule/by _Subject"),
 450                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 451         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 452         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 453         {N_("/_View/Open in new _window"),
 454                                         "<control><alt>N", summary_open_msg,    0, NULL},
 455         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 456         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 457 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 458
 459 static const gchar *const col_label[N_SUMMARY_COLS] = {
 460         N_("M"),        /* S_COL_MARK    */
 461         N_("S"),        /* S_COL_STATUS  */
 462         "",             /* S_COL_MIME    */
 463         N_("Subject"),  /* S_COL_SUBJECT */
 464         N_("From"),     /* S_COL_FROM    */
 465         N_("To"),       /* S_COL_TO      */
 466         N_("Date"),     /* S_COL_DATE    */
 467         N_("Size"),     /* S_COL_SIZE    */
 468         N_("No."),      /* S_COL_NUMBER  */
 469         N_("Score"),    /* S_COL_SCORE   */
 470         N_("L")         /* S_COL_LOCKED  */
 471 };
 472
 473 #define START_LONG_OPERATION(summaryview) {                     \
 474         summary_lock(summaryview);                              \
 475         main_window_cursor_wait(summaryview->mainwin);          \
 476         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 477         folder_item_update_freeze();                            \
 478         inc_lock();                                             \
 479 }
 480 #define END_LONG_OPERATION(summaryview) {                       \
 481         inc_unlock();                                           \
 482         folder_item_update_thaw();                              \
 483         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 484         main_window_cursor_normal(summaryview->mainwin);        \
 485         summary_unlock(summaryview);                            \
 486 }
 487
 488 SummaryView *summary_create(void)
 489 {
 490         SummaryView *summaryview;
 491         GtkWidget *vbox;
 492         GtkWidget *scrolledwin;
 493         GtkWidget *ctree;
 494         GtkWidget *hbox;
 495         GtkWidget *hbox_l;
 496         GtkWidget *statlabel_folder;
 497         GtkWidget *statlabel_select;
 498         GtkWidget *statlabel_msgs;
 499         GtkWidget *hbox_spc;
 500         GtkWidget *toggle_eventbox;
 501         GtkWidget *toggle_arrow;
 502         GtkWidget *popupmenu;
 503         GtkWidget *toggle_search;
 504         GtkTooltips *search_tip;
 505         GtkItemFactory *popupfactory;
 506         gint n_entries;
 507         QuickSearch *quicksearch;
 508
 509         debug_print("Creating summary view...\n");
 510         summaryview = g_new0(SummaryView, 1);
 511
 512 #define SUMMARY_VBOX_SPACING 3
 513         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 514
 515         /* create status label */
 516         hbox = gtk_hbox_new(FALSE, 0);
 517         gtk_widget_show(hbox);
 518
 519         search_tip = gtk_tooltips_new();
 520         toggle_search = gtk_toggle_button_new();
 521         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 522                                      prefs_common.show_searchbar);
 523         gtk_widget_show(toggle_search);
 524
 525         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 526                              toggle_search,
 527                              _("Toggle quick-search bar"), NULL);
 528
 529         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 530
 531         hbox_l = gtk_hbox_new(FALSE, 0);
 532         gtk_widget_show(hbox_l);
 533         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 534
 535         statlabel_folder = gtk_label_new("");
 536         gtk_widget_show(statlabel_folder);
 537         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 538         statlabel_select = gtk_label_new("");
 539         gtk_widget_show(statlabel_select);
 540         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 541
 542         /* toggle view button */
 543         toggle_eventbox = gtk_event_box_new();
 544         gtk_widget_show(toggle_eventbox);
 545         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 546         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 547         gtk_widget_show(toggle_arrow);
 548         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 549         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 550                          G_CALLBACK(summary_toggle_pressed),
 551                          summaryview);
 552
 553
 554         statlabel_msgs = gtk_label_new("");
 555         gtk_widget_show(statlabel_msgs);
 556         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 557
 558         hbox_spc = gtk_hbox_new(FALSE, 0);
 559         gtk_widget_show(hbox_spc);
 560         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 561
 562         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 563         gtk_widget_show(scrolledwin);
 564         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 565                                        GTK_POLICY_AUTOMATIC,
 566                                        GTK_POLICY_AUTOMATIC);
 567         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 568         gtk_widget_set_size_request(vbox,
 569                              prefs_common.summaryview_width,
 570                              prefs_common.summaryview_height);
 571
 572         ctree = summary_ctree_create(summaryview);
 573         gtk_widget_show(ctree);
 574
 575         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 576                                             GTK_CLIST(ctree)->hadjustment);
 577         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 578                                             GTK_CLIST(ctree)->vadjustment);
 579         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 580
 581         /* status label */
 582         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 583
 584         /* quick search */
 585         quicksearch = quicksearch_new();
 586         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 587
 588         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 589
 590         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 591                           G_CALLBACK(tog_searchbar_cb), summaryview);
 592
 593         /* create popup menu */
 594         n_entries = sizeof(summary_popup_entries) /
 595                 sizeof(summary_popup_entries[0]);
 596         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 597                                       "<SummaryView>", &popupfactory,
 598                                       summaryview);
 599
 600         summaryview->vbox = vbox;
 601         summaryview->scrolledwin = scrolledwin;
 602         summaryview->ctree = ctree;
 603         summaryview->hbox = hbox;
 604         summaryview->hbox_l = hbox_l;
 605         summaryview->statlabel_folder = statlabel_folder;
 606         summaryview->statlabel_select = statlabel_select;
 607         summaryview->statlabel_msgs = statlabel_msgs;
 608         summaryview->toggle_eventbox = toggle_eventbox;
 609         summaryview->toggle_arrow = toggle_arrow;
 610         summaryview->toggle_search = toggle_search;
 611         summaryview->popupmenu = popupmenu;
 612         summaryview->popupfactory = popupfactory;
 613         summaryview->lock_count = 0;
 614         summaryview->msginfo_update_callback_id =
 615                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 616
 617         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 618
 619         summaryview->quicksearch = quicksearch;
 620
 621         /* CLAWS: need this to get the SummaryView * from
 622          * the CList */
 623         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 624
 625         gtk_widget_show_all(vbox);
 626
 627         gtk_widget_show(vbox);
 628
 629         if (prefs_common.show_searchbar)
 630                 quicksearch_show(quicksearch);
 631         else
 632                 quicksearch_hide(quicksearch);
 633
 634         return summaryview;
 635 }
 636
 637 static void summary_set_fonts(SummaryView *summaryview)
 638 {
 639         PangoFontDescription *font_desc;
 640         gint size;
 641
 642         font_desc = pango_font_description_from_string(NORMAL_FONT);
 643         gtk_widget_modify_font(summaryview->ctree, font_desc);
 644         pango_font_description_free(font_desc);
 645
 646         if (!bold_style) {
 647                 bold_style = gtk_style_copy
 648                         (gtk_widget_get_style(summaryview->ctree));
 649                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 650                 if (font_desc) {
 651                         pango_font_description_free(bold_style->font_desc);
 652                         bold_style->font_desc = font_desc;
 653                 }
 654
 655                 pango_font_description_set_weight
 656                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 657                 bold_marked_style = gtk_style_copy(bold_style);
 658                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 659                         summaryview->color_marked;
 660                 bold_deleted_style = gtk_style_copy(bold_style);
 661                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 662                         summaryview->color_dim;
 663         }
 664
 665         font_desc = pango_font_description_new();
 666         size = pango_font_description_get_size
 667                 (summaryview->ctree->style->font_desc);
 668         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 669         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 670         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 671         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 672         pango_font_description_free(font_desc);
 673 }
 674
 675 void summary_init(SummaryView *summaryview)
 676 {
 677         GtkWidget *pixmap;
 678
 679         gtk_widget_realize(summaryview->ctree);
 680         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 681                          &markxpm, &markxpmmask);
 682         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 683                          &deletedxpm, &deletedxpmmask);
 684         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 685                          &newxpm, &newxpmmask);
 686         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 687                          &unreadxpm, &unreadxpmmask);
 688         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 689                          &repliedxpm, &repliedxpmmask);
 690         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 691                          &forwardedxpm, &forwardedxpmmask);
 692         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 693                          &clipxpm, &clipxpmmask);
 694         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 695                          &lockedxpm, &lockedxpmmask);
 696         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 697                          &ignorethreadxpm, &ignorethreadxpmmask);
 698         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 699                          &clipkeyxpm, &clipkeyxpmmask);
 700         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 701                          &keyxpm, &keyxpmmask);
 702         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 703                          &gpgsignedxpm, &gpgsignedxpmmask);
 704         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 705                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 706
 707         summary_set_fonts(summaryview);
 708
 709         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 710         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 711         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 712         gtk_widget_show(pixmap);
 713         summaryview->folder_pixmap = pixmap;
 714
 715         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 716         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 717         gtk_widget_show(pixmap);
 718         summaryview->quick_search_pixmap = pixmap;
 719
 720         /* Init summaryview prefs */
 721         summaryview->sort_key = SORT_BY_NONE;
 722         summaryview->sort_type = SORT_ASCENDING;
 723
 724         /* Init summaryview extra data */
 725         summaryview->simplify_subject_preg = NULL;
 726
 727         summary_clear_list(summaryview);
 728         summary_set_column_titles(summaryview);
 729         summary_colorlabel_menu_create(summaryview);
 730         summary_set_menu_sensitive(summaryview);
 731
 732 }
 733
 734 #if 0
 735 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 736                                                  GtkCTreeNode *current_node)
 737 {
 738         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 739         GtkCTreeNode *node;
 740         MsgInfo *msginfo;
 741         gint best_score = MIN_SCORE;
 742         GtkCTreeNode *best_node = NULL;
 743
 744         if (current_node)
 745                 /*node = current_node;*/
 746                 node = GTK_CTREE_NODE_NEXT(current_node);
 747         else
 748                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 749
 750         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 751                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 752                 if (msginfo->score >= summaryview->important_score)
 753                         break;
 754                 if (msginfo->score > best_score) {
 755                         best_score = msginfo->score;
 756                         best_node = node;
 757                 }
 758         }
 759
 760         if (node != NULL)
 761                 return node;
 762         else
 763                 return best_node;
 764 }
 765
 766 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 767                                                  GtkCTreeNode *current_node)
 768 {
 769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 770         GtkCTreeNode *node;
 771         MsgInfo *msginfo;
 772         gint best_score = MIN_SCORE;
 773         GtkCTreeNode *best_node = NULL;
 774
 775         if (current_node)
 776                 /*node = current_node;*/
 777                 node = GTK_CTREE_NODE_PREV(current_node);
 778         else
 779                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 780
 781         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 782                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 783                 if (msginfo->score >= summaryview->important_score)
 784                         break;
 785                 if (msginfo->score > best_score) {
 786                         best_score = msginfo->score;
 787                         best_node = node;
 788                 }
 789         }
 790
 791         if (node != NULL)
 792                 return node;
 793         else
 794                 return best_node;
 795 }
 796 #endif
 797
 798 #define CURRENTLY_DISPLAYED(m) \
 799 ( (m->msgnum == displayed_msgnum) \
 800   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 801
 802 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 803 {
 804         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 805         GtkCTreeNode *node;
 806         GSList *mlist = NULL;
 807         gchar *buf;
 808         gboolean is_refresh;
 809         guint selected_msgnum = 0;
 810         guint displayed_msgnum = 0;
 811         GSList *cur;
 812         GSList *not_killed;
 813         gboolean hidden_removed = FALSE;
 814
 815         if (summary_is_locked(summaryview)) return FALSE;
 816
 817         inc_lock();
 818         summary_lock(summaryview);
 819
 820         if (!prefs_common.summary_quicksearch_sticky
 821          && !prefs_common.summary_quicksearch_recurse
 822          && !quicksearch_is_running(summaryview->quicksearch)) {
 823                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 824         }
 825
 826         /* STATUSBAR_POP(summaryview->mainwin); */
 827
 828         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 829
 830         if (is_refresh) {
 831                 selected_msgnum = summary_get_msgnum(summaryview,
 832                                                      summaryview->selected);
 833                 displayed_msgnum = summary_get_msgnum(summaryview,
 834                                                       summaryview->displayed);
 835         }
 836
 837         /* process the marks if any */
 838         if (summaryview->mainwin->lock_count == 0 &&
 839             (summaryview->moved > 0 || summaryview->copied > 0)) {
 840                 AlertValue val;
 841                 gboolean changed = FALSE;
 842
 843                 val = alertpanel(_("Process mark"),
 844                                  _("Some marks are left. Process it?"),
 845                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 846                 if (G_ALERTDEFAULT == val) {
 847                         summary_unlock(summaryview);
 848                         summary_execute(summaryview);
 849                         summary_lock(summaryview);
 850                         changed = TRUE;
 851                 } else if (G_ALERTALTERNATE == val) {
 852                         /* DO NOTHING */
 853                 } else {
 854                         summary_unlock(summaryview);
 855                         inc_unlock();
 856                         return FALSE;
 857                 }
 858                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 859                         folder_update_op_count();
 860         }
 861
 862         gtk_clist_freeze(GTK_CLIST(ctree));
 863
 864         summary_clear_list(summaryview);
 865
 866         buf = NULL;
 867         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 868                 g_free(buf);
 869                 debug_print("empty folder\n\n");
 870                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 871                 summary_clear_all(summaryview);
 872                 summaryview->folder_item = item;
 873                 gtk_clist_thaw(GTK_CLIST(ctree));
 874                 summary_unlock(summaryview);
 875                 inc_unlock();
 876                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 877                         main_window_cursor_wait(summaryview->mainwin);
 878                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 879                         if (quicksearch_is_active(summaryview->quicksearch))
 880                                 quicksearch_search_subfolders(summaryview->quicksearch,
 881                                               summaryview->folderview,
 882                                               summaryview->folder_item);
 883                         main_window_cursor_normal(summaryview->mainwin);
 884                 }
 885                 return TRUE;
 886         }
 887         g_free(buf);
 888
 889         if (!is_refresh)
 890                 messageview_clear(summaryview->messageview);
 891
 892         summaryview->folder_item = item;
 893         item->opened = TRUE;
 894
 895         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 896         debug_print("%s\n", buf);
 897         STATUSBAR_PUSH(summaryview->mainwin, buf);
 898         g_free(buf);
 899
 900         main_window_cursor_wait(summaryview->mainwin);
 901
 902         mlist = folder_item_get_msg_list(item);
 903
 904         if (summaryview->folder_item->hide_read_msgs &&
 905             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 906                 GSList *not_killed;
 907
 908                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 909                 not_killed = NULL;
 910                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 911                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 912
 913                         if (!msginfo->hidden) {
 914                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 915                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 916                                         not_killed = g_slist_prepend(not_killed, msginfo);
 917                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 918                                          MSG_IS_LOCKED(msginfo->flags))
 919                                         not_killed = g_slist_prepend(not_killed, msginfo);
 920                                 else if (is_refresh &&
 921                                         (msginfo->msgnum == selected_msgnum ||
 922                                          msginfo->msgnum == displayed_msgnum))
 923                                         not_killed = g_slist_prepend(not_killed, msginfo);
 924                                 else
 925                                         procmsg_msginfo_free(msginfo);
 926                          } else
 927                                 procmsg_msginfo_free(msginfo);
 928                 }
 929                 hidden_removed = TRUE;
 930                 g_slist_free(mlist);
 931                 mlist = not_killed;
 932         } else {
 933                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 934         }
 935
 936         if (quicksearch_is_active(summaryview->quicksearch)) {
 937                 GSList *not_killed;
 938
 939                 not_killed = NULL;
 940                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 941                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 942
 943                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 944                                 not_killed = g_slist_prepend(not_killed, msginfo);
 945                         else
 946                                 procmsg_msginfo_free(msginfo);
 947                 }
 948                 hidden_removed = TRUE;
 949                 if (quicksearch_is_running(summaryview->quicksearch)) {
 950                         /* only scan subfolders when quicksearch changed,
 951                          * not when search is the same and folder changed */
 952                         main_window_cursor_wait(summaryview->mainwin);
 953                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 954                         quicksearch_search_subfolders(summaryview->quicksearch,
 955                                               summaryview->folderview,
 956                                               summaryview->folder_item);
 957                         main_window_cursor_normal(summaryview->mainwin);
 958                 }
 959
 960                 g_slist_free(mlist);
 961                 mlist = not_killed;
 962         }
 963
 964         if (!hidden_removed) {
 965                 not_killed = NULL;
 966                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 967                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 968
 969                         if (!msginfo->hidden)
 970                                 not_killed = g_slist_prepend(not_killed, msginfo);
 971                         else
 972                                 procmsg_msginfo_free(msginfo);
 973                 }
 974                 g_slist_free(mlist);
 975                 mlist = not_killed;
 976         }
 977
 978         STATUSBAR_POP(summaryview->mainwin);
 979
 980         /* set ctree and hash table from the msginfo list, and
 981            create the thread */
 982         summary_set_ctree_from_list(summaryview, mlist);
 983
 984         g_slist_free(mlist);
 985
 986         if (is_refresh) {
 987                 summaryview->displayed =
 988                         summary_find_msg_by_msgnum(summaryview,
 989                                                    displayed_msgnum);
 990                 if (!summaryview->displayed)
 991                         messageview_clear(summaryview->messageview);
 992                 summary_unlock(summaryview);
 993                 summary_select_by_msgnum(summaryview, selected_msgnum);
 994                 summary_lock(summaryview);
 995                 if (!summaryview->selected) {
 996                         /* no selected message - select first unread
 997                            message, but do not display it */
 998                         node = summary_find_next_flagged_msg(summaryview, NULL,
 999                                                              MSG_UNREAD, FALSE);
1000                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1001                                 node = gtk_ctree_node_nth
1002                                         (ctree,
1003                                          item->sort_type == SORT_DESCENDING
1004                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1005                         summary_unlock(summaryview);
1006                         summary_select_node(summaryview, node, FALSE, TRUE);
1007                         summary_lock(summaryview);
1008                 }
1009         } else {
1010                 switch (prefs_common.select_on_entry) {
1011                         case SELECTONENTRY_NEW:
1012                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1013                                                                      MSG_NEW, FALSE);
1014                                 if (node == NULL)
1015                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1016                                                                      MSG_UNREAD, FALSE);
1017                                 break;
1018                         case SELECTONENTRY_UNREAD:
1019                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1020                                                                      MSG_UNREAD, FALSE);
1021                                 if (node == NULL)
1022                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1023                                                                      MSG_NEW, FALSE);
1024                                 break;
1025                         default:
1026                                 node = NULL;
1027                 }
1028
1029                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1030                         node = gtk_ctree_node_nth
1031                                 (ctree,
1032                                  item->sort_type == SORT_DESCENDING
1033                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1034                 }
1035                 summary_unlock(summaryview);
1036                 summary_select_node(summaryview, node,
1037                                     prefs_common.always_show_msg,
1038                                     TRUE);
1039                 summary_lock(summaryview);
1040         }
1041
1042         summary_status_show(summaryview);
1043         summary_set_menu_sensitive(summaryview);
1044         toolbar_main_set_sensitive(summaryview->mainwin);
1045
1046         gtk_clist_thaw(GTK_CLIST(ctree));
1047
1048         debug_print("\n");
1049         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1050         STATUSBAR_POP(summaryview->mainwin);
1051         main_window_cursor_normal(summaryview->mainwin);
1052         summary_unlock(summaryview);
1053         inc_unlock();
1054
1055         return TRUE;
1056 }
1057
1058 #undef CURRENTLY_DISPLAYED
1059
1060
1061 void summary_clear_list(SummaryView *summaryview)
1062 {
1063         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1064         gint optimal_width;
1065
1066         gtk_clist_freeze(clist);
1067
1068         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1069                                 NULL, summary_free_msginfo_func, NULL);
1070
1071         if (summaryview->folder_item) {
1072                 summaryview->folder_item->opened = FALSE;
1073                 summaryview->folder_item = NULL;
1074         }
1075
1076         summaryview->display_msg = FALSE;
1077
1078         summaryview->selected = NULL;
1079         summaryview->displayed = NULL;
1080         summaryview->total_size = 0;
1081         summaryview->deleted = summaryview->moved = 0;
1082         summaryview->copied = 0;
1083         if (summaryview->msgid_table) {
1084                 g_hash_table_destroy(summaryview->msgid_table);
1085                 summaryview->msgid_table = NULL;
1086         }
1087         if (summaryview->subject_table) {
1088                 g_hash_table_destroy(summaryview->subject_table);
1089                 summaryview->subject_table = NULL;
1090         }
1091         summaryview->mlist = NULL;
1092
1093         gtk_clist_clear(clist);
1094         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1095                 optimal_width = gtk_clist_optimal_column_width
1096                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1097                 gtk_clist_set_column_width
1098                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1099                          optimal_width);
1100         }
1101
1102         gtk_clist_thaw(clist);
1103 }
1104
1105 void summary_clear_all(SummaryView *summaryview)
1106 {
1107         messageview_clear(summaryview->messageview);
1108         summary_clear_list(summaryview);
1109         summary_set_menu_sensitive(summaryview);
1110         toolbar_main_set_sensitive(summaryview->mainwin);
1111         summary_status_show(summaryview);
1112 }
1113
1114 void summary_lock(SummaryView *summaryview)
1115 {
1116         summaryview->lock_count++;
1117 }
1118
1119 void summary_unlock(SummaryView *summaryview)
1120 {
1121         if (summaryview->lock_count)
1122                 summaryview->lock_count--;
1123 }
1124
1125 gboolean summary_is_locked(SummaryView *summaryview)
1126 {
1127         return summaryview->lock_count > 0;
1128 }
1129
1130 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1131 {
1132         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1133         SummarySelection selection;
1134
1135         if (!clist->row_list)
1136                 selection = SUMMARY_NONE;
1137         else if (!clist->selection)
1138                 selection = SUMMARY_SELECTED_NONE;
1139         else if (!clist->selection->next)
1140                 selection = SUMMARY_SELECTED_SINGLE;
1141         else
1142                 selection = SUMMARY_SELECTED_MULTIPLE;
1143
1144         return selection;
1145 }
1146
1147 /*!
1148  *\return       MsgInfo * Selected message if there's one selected;
1149  *              if multiple selected, or none, return NULL.
1150  */
1151 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1152 {
1153         /* summaryview->selected may be valid when multiple
1154          * messages were selected */
1155         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1156
1157         if (sellist == NULL || sellist->next)
1158                 return NULL;
1159
1160         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1161 }
1162
1163 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1164 {
1165         GSList *mlist = NULL;
1166         GList *cur;
1167         MsgInfo *msginfo;
1168
1169         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1170              cur = cur->next) {
1171                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1172                 mlist = g_slist_prepend(mlist, msginfo);
1173         }
1174
1175         mlist = g_slist_reverse(mlist);
1176
1177         return mlist;
1178 }
1179
1180 GSList *summary_get_msg_list(SummaryView *summaryview)
1181 {
1182         GSList *mlist = NULL;
1183         GtkCTree *ctree;
1184         GtkCTreeNode *node;
1185         MsgInfo *msginfo;
1186
1187         ctree = GTK_CTREE(summaryview->ctree);
1188
1189         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1190              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1191                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1192                 mlist = g_slist_prepend(mlist, msginfo);
1193         }
1194
1195         mlist = g_slist_reverse(mlist);
1196
1197         return mlist;
1198 }
1199
1200 static void summary_set_menu_sensitive(SummaryView *summaryview)
1201 {
1202         GtkItemFactory *ifactory = summaryview->popupfactory;
1203         SensitiveCond state;
1204         gboolean sensitive;
1205         GtkWidget *menuitem;
1206         gint i;
1207
1208         static const struct {
1209                 gchar *const entry;
1210                 SensitiveCond cond;
1211         } entry[] = {
1212                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1213                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1214                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1215                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1216                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1217                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1218
1219                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1220                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1221                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1222
1223                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1224
1225                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1226                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1227                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1228                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED},
1229                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1230
1231                 {"/Mark"                        , M_TARGET_EXIST},
1232                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1233                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1234                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1235                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1236                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1237                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1238                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1239                 {"/Color label"                 , M_TARGET_EXIST},
1240
1241                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1242                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1243                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1244
1245                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1246                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1247                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1248                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1249 #if 0
1250                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1251                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1252
1253                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1254                 {"/Select all"                  , M_TARGET_EXIST},
1255 #endif
1256                 {NULL, 0}
1257         };
1258
1259         main_window_set_menu_sensitive(summaryview->mainwin);
1260
1261         state = main_window_get_current_state(summaryview->mainwin);
1262
1263         for (i = 0; entry[i].entry != NULL; i++) {
1264                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1265                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1266         }
1267
1268
1269         summary_lock(summaryview);
1270         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1271         gtk_check_menu_item_set_active
1272                 (GTK_CHECK_MENU_ITEM(menuitem),
1273                  summaryview->messageview->mimeview->textview->show_all_headers);
1274         summary_unlock(summaryview);
1275 }
1276
1277 void summary_select_prev_unread(SummaryView *summaryview)
1278 {
1279         GtkCTreeNode *node;
1280         gboolean skip_cur = FALSE;
1281
1282         if (summaryview->displayed
1283         &&  summaryview->selected == summaryview->displayed) {
1284                 debug_print("skipping current\n");
1285                 skip_cur = TRUE;
1286         }
1287
1288         node = summary_find_prev_flagged_msg
1289                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1290
1291         if (!node || node == summaryview->selected) {
1292                 AlertValue val = 0;
1293
1294                 switch (prefs_common.next_unread_msg_dialog) {
1295                         case NEXTUNREADMSGDIALOG_ALWAYS:
1296                                 val = alertpanel(_("No more unread messages"),
1297                                                  _("No unread message found. "
1298                                                    "Search from the end?"),
1299                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1300                                 break;
1301                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1302                                 val = G_ALERTDEFAULT;
1303                                 break;
1304                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1305                                 val = !G_ALERTDEFAULT;
1306                                 break;
1307                         default:
1308                                 debug_print(
1309                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1310                 }
1311                 if (val != G_ALERTDEFAULT) return;
1312                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1313                                                      MSG_UNREAD, FALSE);
1314         }
1315
1316         if (!node)
1317                 alertpanel_notice(_("No unread messages."));
1318         else
1319                 summary_select_node(summaryview, node, TRUE, FALSE);
1320 }
1321
1322 void summary_select_next_unread(SummaryView *summaryview)
1323 {
1324         GtkCTreeNode *node = summaryview->selected;
1325         gboolean skip_cur = FALSE;
1326
1327         if (summaryview->displayed
1328         &&  summaryview->selected == summaryview->displayed) {
1329                 debug_print("skipping cur (%p %p)\n",
1330                         summaryview->displayed, summaryview->selected);
1331                 skip_cur = TRUE;
1332         }
1333
1334
1335         node = summary_find_next_flagged_msg
1336                 (summaryview, node, MSG_UNREAD, skip_cur);
1337
1338         if (node)
1339                 summary_select_node(summaryview, node, TRUE, FALSE);
1340         else {
1341                 node = summary_find_next_flagged_msg
1342                         (summaryview, NULL, MSG_UNREAD, FALSE);
1343                 if (node == NULL || node == summaryview->selected) {
1344                         AlertValue val = 0;
1345
1346                         switch (prefs_common.next_unread_msg_dialog) {
1347                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1348                                         val = alertpanel(_("No more unread messages"),
1349                                                          _("No unread message found. "
1350                                                            "Go to next folder?"),
1351                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1352                                         break;
1353                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1354                                         val = G_ALERTDEFAULT;
1355                                         break;
1356                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1357                                         val = G_ALERTOTHER;
1358                                         break;
1359                                 default:
1360                                         debug_print(
1361                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1362                         }
1363
1364                         if (val == G_ALERTDEFAULT) {
1365                                 folderview_select_next_unread(summaryview->folderview);
1366                                 return;
1367                         }
1368                         else
1369                                 return;
1370                 } else
1371                         summary_select_node(summaryview, node, TRUE, FALSE);
1372
1373         }
1374 }
1375
1376 void summary_select_prev_new(SummaryView *summaryview)
1377 {
1378         GtkCTreeNode *node;
1379         gboolean skip_cur = FALSE;
1380
1381         if (summaryview->displayed
1382         &&  summaryview->selected == summaryview->displayed) {
1383                 debug_print("skipping current\n");
1384                 skip_cur = TRUE;
1385         }
1386
1387         node = summary_find_prev_flagged_msg
1388                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1389
1390         if (!node || node == summaryview->selected) {
1391                 AlertValue val = 0;
1392
1393                 switch (prefs_common.next_unread_msg_dialog) {
1394                         case NEXTUNREADMSGDIALOG_ALWAYS:
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                                 break;
1400                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1401                                 val = G_ALERTDEFAULT;
1402                                 break;
1403                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1404                                 val = !G_ALERTDEFAULT;
1405                                 break;
1406                         default:
1407                                 debug_print(
1408                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1409                 }
1410                 if (val != G_ALERTDEFAULT) return;
1411                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1412                                                      MSG_NEW, FALSE);
1413         }
1414
1415         if (!node)
1416                 alertpanel_notice(_("No new messages."));
1417         else
1418                 summary_select_node(summaryview, node, TRUE, FALSE);
1419 }
1420
1421 void summary_select_next_new(SummaryView *summaryview)
1422 {
1423         GtkCTreeNode *node = summaryview->selected;
1424         gboolean skip_cur = FALSE;
1425
1426         if (summaryview->displayed
1427         &&  summaryview->selected == summaryview->displayed) {
1428                 debug_print("skipping cur (%p %p)\n",
1429                         summaryview->displayed, summaryview->selected);
1430                 skip_cur = TRUE;
1431         }
1432
1433
1434         node = summary_find_next_flagged_msg
1435                 (summaryview, node, MSG_NEW, skip_cur);
1436
1437         if (node)
1438                 summary_select_node(summaryview, node, TRUE, FALSE);
1439         else {
1440                 node = summary_find_next_flagged_msg
1441                         (summaryview, NULL, MSG_NEW, FALSE);
1442                 if (node == NULL || node == summaryview->selected) {
1443                         AlertValue val = 0;
1444
1445                         switch (prefs_common.next_unread_msg_dialog) {
1446                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1447                                         val = alertpanel(_("No more new messages"),
1448                                                          _("No new message found. "
1449                                                            "Go to next folder?"),
1450                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1451                                         break;
1452                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1453                                         val = G_ALERTDEFAULT;
1454                                         break;
1455                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1456                                         val = G_ALERTOTHER;
1457                                         break;
1458                                 default:
1459                                         debug_print(
1460                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1461                         }
1462
1463                         if (val == G_ALERTDEFAULT) {
1464                                 folderview_select_next_new(summaryview->folderview);
1465                                 return;
1466                         }
1467                         else
1468                                 return;
1469                 } else
1470                         summary_select_node(summaryview, node, TRUE, FALSE);
1471
1472         }
1473 }
1474
1475 void summary_select_prev_marked(SummaryView *summaryview)
1476 {
1477         GtkCTreeNode *node;
1478
1479         node = summary_find_prev_flagged_msg
1480                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1481
1482         if (!node) {
1483                 AlertValue val;
1484
1485                 val = alertpanel(_("No more marked messages"),
1486                                  _("No marked message found. "
1487                                    "Search from the end?"),
1488                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1489                 if (val != G_ALERTDEFAULT) return;
1490                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1491                                                      MSG_MARKED, TRUE);
1492         }
1493
1494         if (!node)
1495                 alertpanel_notice(_("No marked messages."));
1496         else
1497                 summary_select_node(summaryview, node, TRUE, FALSE);
1498 }
1499
1500 void summary_select_next_marked(SummaryView *summaryview)
1501 {
1502         GtkCTreeNode *node;
1503
1504         node = summary_find_next_flagged_msg
1505                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1506
1507         if (!node) {
1508                 AlertValue val;
1509
1510                 val = alertpanel(_("No more marked messages"),
1511                                  _("No marked message found. "
1512                                    "Search from the beginning?"),
1513                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1514                 if (val != G_ALERTDEFAULT) return;
1515                 node = summary_find_next_flagged_msg(summaryview, NULL,
1516                                                      MSG_MARKED, TRUE);
1517         }
1518
1519         if (!node)
1520                 alertpanel_notice(_("No marked messages."));
1521         else
1522                 summary_select_node(summaryview, node, TRUE, FALSE);
1523 }
1524
1525 void summary_select_prev_labeled(SummaryView *summaryview)
1526 {
1527         GtkCTreeNode *node;
1528
1529         node = summary_find_prev_flagged_msg
1530                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1531
1532         if (!node) {
1533                 AlertValue val;
1534
1535                 val = alertpanel(_("No more labeled messages"),
1536                                  _("No labeled message found. "
1537                                    "Search from the end?"),
1538                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1539                 if (val != G_ALERTDEFAULT) return;
1540                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1541                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1542         }
1543
1544         if (!node)
1545                 alertpanel_notice(_("No labeled messages."));
1546         else
1547                 summary_select_node(summaryview, node, TRUE, FALSE);
1548 }
1549
1550 void summary_select_next_labeled(SummaryView *summaryview)
1551 {
1552         GtkCTreeNode *node;
1553
1554         node = summary_find_next_flagged_msg
1555                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1556
1557         if (!node) {
1558                 AlertValue val;
1559
1560                 val = alertpanel(_("No more labeled messages"),
1561                                  _("No labeled message found. "
1562                                    "Search from the beginning?"),
1563                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1564                 if (val != G_ALERTDEFAULT) return;
1565                 node = summary_find_next_flagged_msg(summaryview, NULL,
1566                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1567         }
1568
1569         if (!node)
1570                 alertpanel_notice(_("No labeled messages."));
1571         else
1572                 summary_select_node(summaryview, node, TRUE, FALSE);
1573 }
1574
1575 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1576 {
1577         GtkCTreeNode *node;
1578
1579         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1580         summary_select_node(summaryview, node, FALSE, TRUE);
1581 }
1582
1583 /**
1584  * summary_select_node:
1585  * @summaryview: Summary view.
1586  * @node: Summary tree node.
1587  * @display_msg: TRUE to display the selected message.
1588  * @do_refresh: TRUE to refresh the widget.
1589  *
1590  * Select @node (bringing it into view by scrolling and expanding its
1591  * thread, if necessary) and unselect all others.  If @display_msg is
1592  * TRUE, display the corresponding message in the message view.
1593  * If @do_refresh is TRUE, the widget is refreshed.
1594  **/
1595 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1596                          gboolean display_msg, gboolean do_refresh)
1597 {
1598         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1599
1600         if (node) {
1601                 gtkut_ctree_expand_parent_all(ctree, node);
1602                 if (do_refresh) {
1603                         GTK_EVENTS_FLUSH();
1604                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1605                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1606                 }
1607                 summary_unselect_all(summaryview);
1608                 if (display_msg && summaryview->displayed == node)
1609                         summaryview->displayed = NULL;
1610                 summaryview->display_msg = display_msg;
1611                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1612                 if (summaryview->selected == NULL)
1613                         summaryview->selected = node;
1614         }
1615 }
1616
1617 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1618 {
1619         GtkCTree *ctree =NULL;
1620         MsgInfo *msginfo;
1621
1622         if (!summaryview)
1623                 return 0;
1624         ctree = GTK_CTREE(summaryview->ctree);
1625         if (!node)
1626                 return 0;
1627         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1628         return msginfo->msgnum;
1629 }
1630
1631 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1632                                            GtkCTreeNode *current_node)
1633 {
1634         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1635         GtkCTreeNode *node;
1636         MsgInfo *msginfo;
1637
1638         if (current_node)
1639                 node = current_node;
1640         else
1641                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1642
1643         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1644                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1645                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1646         }
1647
1648         return node;
1649 }
1650
1651 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1652                                            GtkCTreeNode *current_node)
1653 {
1654         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1655         GtkCTreeNode *node;
1656         MsgInfo *msginfo;
1657
1658         if (current_node)
1659                 node = current_node;
1660         else
1661                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1662
1663         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1664                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1665                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1666         }
1667
1668         return node;
1669 }
1670
1671 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1672                                                    GtkCTreeNode *current_node,
1673                                                    MsgPermFlags flags,
1674                                                    gboolean start_from_prev)
1675 {
1676         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1677         GtkCTreeNode *node;
1678         MsgInfo *msginfo;
1679
1680         if (current_node) {
1681                 if (start_from_prev)
1682                         node = GTK_CTREE_NODE_PREV(current_node);
1683                 else
1684                         node = current_node;
1685         } else
1686                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1687
1688         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1689                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1690                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1691         }
1692
1693         return node;
1694 }
1695
1696 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1697                                                    GtkCTreeNode *current_node,
1698                                                    MsgPermFlags flags,
1699                                                    gboolean start_from_next)
1700 {
1701         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1702         GtkCTreeNode *node;
1703         MsgInfo *msginfo;
1704
1705         if (current_node) {
1706                 if (start_from_next)
1707                         node = gtkut_ctree_node_next(ctree, current_node);
1708                 else
1709                         node = current_node;
1710         } else
1711                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1712
1713         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1714                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1715                 /* Find msg with matching flags but ignore messages with
1716                    ignore flags, if searching for new or unread messages */
1717                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1718                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1719                         break;
1720         }
1721
1722         return node;
1723 }
1724
1725 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1726                                                 guint msgnum)
1727 {
1728         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1729         GtkCTreeNode *node;
1730         MsgInfo *msginfo;
1731
1732         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1733
1734         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1735                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1736                 if (msginfo && msginfo->msgnum == msgnum) break;
1737         }
1738
1739         return node;
1740 }
1741
1742 static guint attract_hash_func(gconstpointer key)
1743 {
1744         gchar *str;
1745         gchar *p;
1746         guint h;
1747
1748         Xstrdup_a(str, (const gchar *)key, return 0);
1749         trim_subject(str);
1750
1751         p = str;
1752         h = *p;
1753
1754         if (h) {
1755                 for (p += 1; *p != '\0'; p++)
1756                         h = (h << 5) - h + *p;
1757         }
1758
1759         return h;
1760 }
1761
1762 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1763 {
1764         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1765 }
1766
1767 void summary_attract_by_subject(SummaryView *summaryview)
1768 {
1769         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1770         GtkCList *clist = GTK_CLIST(ctree);
1771         GtkCTreeNode *src_node;
1772         GtkCTreeNode *dst_node, *sibling;
1773         GtkCTreeNode *tmp;
1774         MsgInfo *src_msginfo, *dst_msginfo;
1775         GHashTable *subject_table;
1776
1777         debug_print("Attracting messages by subject...");
1778         STATUSBAR_PUSH(summaryview->mainwin,
1779                        _("Attracting messages by subject..."));
1780
1781         main_window_cursor_wait(summaryview->mainwin);
1782         gtk_clist_freeze(clist);
1783
1784         subject_table = g_hash_table_new(attract_hash_func,
1785                                          attract_compare_func);
1786
1787         for (src_node = GTK_CTREE_NODE(clist->row_list);
1788              src_node != NULL;
1789              src_node = tmp) {
1790                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1791                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1792                 if (!src_msginfo) continue;
1793                 if (!src_msginfo->subject) continue;
1794
1795                 /* find attracting node */
1796                 dst_node = g_hash_table_lookup(subject_table,
1797                                                src_msginfo->subject);
1798
1799                 if (dst_node) {
1800                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1801
1802                         /* if the time difference is more than 20 days,
1803                            don't attract */
1804                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1805                             > 60 * 60 * 24 * 20)
1806                                 continue;
1807
1808                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1809                         if (src_node != sibling)
1810                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1811                 }
1812
1813                 g_hash_table_insert(subject_table,
1814                                     src_msginfo->subject, src_node);
1815         }
1816
1817         g_hash_table_destroy(subject_table);
1818
1819         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1820
1821         gtk_clist_thaw(clist);
1822
1823         debug_print("done.\n");
1824         STATUSBAR_POP(summaryview->mainwin);
1825
1826         main_window_cursor_normal(summaryview->mainwin);
1827 }
1828
1829 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1830                                       gpointer data)
1831 {
1832         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1833
1834         if (msginfo)
1835                 procmsg_msginfo_free(msginfo);
1836 }
1837
1838 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1839                                    gpointer data)
1840 {
1841         SummaryView *summaryview = data;
1842         MsgInfo *msginfo;
1843
1844         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1845
1846         if (msginfo->folder && msginfo->folder->folder &&
1847             msginfo->folder->folder->klass->type == F_NEWS)
1848                 news_flag_crosspost(msginfo);
1849
1850         if (MSG_IS_DELETED(msginfo->flags))
1851                 summaryview->deleted++;
1852
1853         summaryview->total_size += msginfo->size;
1854
1855         summary_set_row_marks(summaryview, node);
1856 }
1857
1858 static void summary_update_status(SummaryView *summaryview)
1859 {
1860         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1861         GtkCTreeNode *node;
1862         MsgInfo *msginfo;
1863
1864         summaryview->total_size =
1865         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1866
1867         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1868              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1869                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1870
1871                 if (MSG_IS_DELETED(msginfo->flags))
1872                         summaryview->deleted++;
1873                 if (MSG_IS_MOVE(msginfo->flags))
1874                         summaryview->moved++;
1875                 if (MSG_IS_COPY(msginfo->flags))
1876                         summaryview->copied++;
1877                 summaryview->total_size += msginfo->size;
1878         }
1879 }
1880
1881 static void summary_status_show(SummaryView *summaryview)
1882 {
1883         gchar *str;
1884         gchar *del, *mv, *cp;
1885         gchar *sel;
1886         gchar *spc;
1887         gchar *itstr;
1888         GList *rowlist, *cur;
1889         guint n_selected = 0;
1890         off_t sel_size = 0;
1891         MsgInfo *msginfo;
1892         gchar *name;
1893
1894         if (!summaryview->folder_item) {
1895                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1896                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1897                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1898                 return;
1899         }
1900
1901         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1902         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1903                 msginfo = gtk_ctree_node_get_row_data
1904                         (GTK_CTREE(summaryview->ctree),
1905                          GTK_CTREE_NODE(cur->data));
1906                 if (!msginfo)
1907                         g_warning("summary_status_show(): msginfo == NULL\n");
1908                 else {
1909                         sel_size += msginfo->size;
1910                         n_selected++;
1911                 }
1912         }
1913
1914         name = folder_item_get_name(summaryview->folder_item);
1915         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1916         g_free(name);
1917
1918         if (summaryview->deleted)
1919                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1920         else
1921                 del = g_strdup("");
1922         if (summaryview->moved)
1923                 mv = g_strdup_printf(_("%s%d moved"),
1924                                      summaryview->deleted ? _(", ") : "",
1925                                      summaryview->moved);
1926         else
1927                 mv = g_strdup("");
1928         if (summaryview->copied)
1929                 cp = g_strdup_printf(_("%s%d copied"),
1930                                      summaryview->deleted ||
1931                                      summaryview->moved ? _(", ") : "",
1932                                      summaryview->copied);
1933         else
1934                 cp = g_strdup("");
1935
1936         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1937                 spc = "    ";
1938         else
1939                 spc = "";
1940
1941         if (n_selected) {
1942                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1943                 if (n_selected == 1)
1944                         itstr = g_strdup(_(" item selected"));
1945                 else
1946                         itstr = g_strdup(_(" items selected"));
1947         } else {
1948                 sel = g_strdup("");
1949                 itstr = g_strdup("");
1950         }
1951
1952         str = g_strconcat(n_selected ? itos(n_selected) : "",
1953                                         itstr, sel, spc, del, mv, cp, NULL);
1954         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1955         g_free(str);
1956         g_free(sel);
1957         g_free(del);
1958         g_free(mv);
1959         g_free(cp);
1960         g_free(itstr);
1961
1962         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1963
1964                                       summaryview->folder_item->new_msgs,
1965                                       summaryview->folder_item->unread_msgs,
1966                                       summaryview->folder_item->total_msgs,
1967                                       to_human_readable(summaryview->total_size));
1968         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1969         g_free(str);
1970 }
1971
1972 static void summary_set_column_titles(SummaryView *summaryview)
1973 {
1974         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1975         GtkWidget *hbox;
1976         GtkWidget *label;
1977         GtkWidget *arrow;
1978         gint pos;
1979         const gchar *title;
1980         SummaryColumnType type;
1981         gboolean single_char;
1982         GtkJustification justify;
1983
1984         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1985                 SORT_BY_MARK,
1986                 SORT_BY_STATUS,
1987                 SORT_BY_MIME,
1988                 SORT_BY_SUBJECT,
1989                 SORT_BY_FROM,
1990                 SORT_BY_TO,
1991                 SORT_BY_DATE,
1992                 SORT_BY_SIZE,
1993                 SORT_BY_NUMBER,
1994                 SORT_BY_SCORE,
1995                 SORT_BY_LOCKED
1996         };
1997
1998         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1999                 type = summaryview->col_state[pos].type;
2000
2001                 /* CLAWS: mime and unread are single char headers */
2002                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
2003                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2004                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2005
2006                 switch (type) {
2007                 case S_COL_SUBJECT:
2008                 case S_COL_FROM:
2009                 case S_COL_TO:
2010                 case S_COL_DATE:
2011                 case S_COL_NUMBER:
2012                         if (prefs_common.trans_hdr)
2013                                 title = gettext(col_label[type]);
2014                         else
2015                                 title = col_label[type];
2016                         break;
2017                 /* CLAWS: dummies for mark and locked headers */
2018                 case S_COL_MARK:
2019                 case S_COL_LOCKED:
2020                         title = "";
2021                         break;
2022                 default:
2023                         title = gettext(col_label[type]);
2024                 }
2025
2026                 if (type == S_COL_MIME) {
2027                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2028                         gtk_widget_show(label);
2029                         gtk_clist_set_column_widget(clist, pos, label);
2030                         continue;
2031                 } else if (single_char) {
2032                         gtk_clist_set_column_title(clist, pos, title);
2033                         continue;
2034                 }
2035
2036                 /* CLAWS: changed so that locked and mark headers
2037                  * show a pixmap instead of single character */
2038                 hbox  = gtk_hbox_new(FALSE, 4);
2039
2040                 if (type == S_COL_LOCKED)
2041                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2042                 else if (type == S_COL_MARK)
2043                         label = gtk_pixmap_new(markxpm, markxpmmask);
2044                 else
2045                         label = gtk_label_new(title);
2046
2047                 if (justify == GTK_JUSTIFY_RIGHT)
2048                         gtk_box_pack_end(GTK_BOX(hbox), label,
2049                                          FALSE, FALSE, 0);
2050                 else
2051                         gtk_box_pack_start(GTK_BOX(hbox), label,
2052                                            FALSE, FALSE, 0);
2053
2054                 if (summaryview->sort_key == sort_by[type]) {
2055                         arrow = gtk_arrow_new
2056                                 (summaryview->sort_type == SORT_ASCENDING
2057                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2058                                  GTK_SHADOW_IN);
2059                         if (justify == GTK_JUSTIFY_RIGHT)
2060                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2061                                                    FALSE, FALSE, 0);
2062                         else
2063                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2064                                                  FALSE, FALSE, 0);
2065                 }
2066
2067                 gtk_widget_show_all(hbox);
2068                 gtk_clist_set_column_widget(clist, pos, hbox);
2069         }
2070 }
2071
2072 void summary_reflect_prefs(void)
2073 {
2074         static gchar *last_font = NULL;
2075         gboolean update_font = TRUE;
2076         SummaryView *summaryview = NULL;
2077
2078         if (!mainwindow_get_mainwindow())
2079                 return;
2080         summaryview = mainwindow_get_mainwindow()->summaryview;
2081
2082         if (last_font && !strcmp(last_font, NORMAL_FONT))
2083                 update_font = FALSE;
2084
2085         if (last_font)
2086                 g_free(last_font);
2087
2088         last_font = g_strdup(NORMAL_FONT);
2089
2090         if (update_font) {
2091                 bold_style = bold_marked_style = bold_deleted_style =
2092                         small_style = small_marked_style = small_deleted_style = NULL;
2093                 summary_set_fonts(summaryview);
2094         }
2095
2096         summary_set_column_titles(summaryview);
2097         summary_show(summaryview, summaryview->folder_item);
2098 }
2099
2100 void summary_sort(SummaryView *summaryview,
2101                   FolderSortKey sort_key, FolderSortType sort_type)
2102 {
2103         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2104         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2105         GtkCListCompareFunc cmp_func = NULL;
2106         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2107                                        G_CALLBACK(summary_tree_expanded), summaryview);
2108         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2109
2110         switch (sort_key) {
2111         case SORT_BY_MARK:
2112                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2113                 break;
2114         case SORT_BY_STATUS:
2115                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2116                 break;
2117         case SORT_BY_MIME:
2118                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2119                 break;
2120         case SORT_BY_NUMBER:
2121                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2122                 break;
2123         case SORT_BY_SIZE:
2124                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2125                 break;
2126         case SORT_BY_DATE:
2127                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2128                 break;
2129         case SORT_BY_FROM:
2130                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2131                 break;
2132         case SORT_BY_SUBJECT:
2133                 if (summaryview->simplify_subject_preg)
2134                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2135                 else
2136                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2137                 break;
2138         case SORT_BY_SCORE:
2139                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2140                 break;
2141         case SORT_BY_LABEL:
2142                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2143                 break;
2144         case SORT_BY_TO:
2145                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2146                 break;
2147         case SORT_BY_LOCKED:
2148                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2149                 break;
2150         case SORT_BY_NONE:
2151                 break;
2152         default:
2153                 goto unlock;
2154         }
2155
2156         summaryview->sort_key = sort_key;
2157         summaryview->sort_type = sort_type;
2158
2159         summary_set_column_titles(summaryview);
2160         summary_set_menu_sensitive(summaryview);
2161
2162         /* allow fallback to don't sort */
2163         if (summaryview->sort_key == SORT_BY_NONE)
2164                 goto unlock;
2165
2166         if (cmp_func != NULL) {
2167                 debug_print("Sorting summary...");
2168                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2169
2170                 main_window_cursor_wait(summaryview->mainwin);
2171
2172                 gtk_clist_freeze(clist);
2173                 gtk_clist_set_compare_func(clist, cmp_func);
2174
2175                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2176
2177                 gtk_sctree_sort_recursive(ctree, NULL);
2178
2179                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2180
2181                 main_window_cursor_normal(summaryview->mainwin);
2182                 gtk_clist_thaw(clist);
2183
2184                 debug_print("done.\n");
2185                 STATUSBAR_POP(summaryview->mainwin);
2186         }
2187 unlock:
2188         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2189         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2190                                        G_CALLBACK(summary_tree_expanded), summaryview);
2191 }
2192
2193 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2194                                    GtkCTreeNode *cnode, gpointer data)
2195 {
2196         SummaryView *summaryview = (SummaryView *)data;
2197         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2198         gchar *text[N_SUMMARY_COLS];
2199         gint *col_pos = summaryview->col_pos;
2200         const gchar *msgid = msginfo->msgid;
2201         GHashTable *msgid_table = summaryview->msgid_table;
2202
2203         summary_set_header(summaryview, text, msginfo);
2204
2205         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2206                                 NULL, NULL, NULL, NULL, FALSE,
2207                                 gnode->parent->parent ? TRUE : FALSE);
2208 #define SET_TEXT(col) \
2209         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2210                                 text[col_pos[col]])
2211
2212         SET_TEXT(S_COL_NUMBER);
2213         SET_TEXT(S_COL_SCORE);
2214         SET_TEXT(S_COL_SIZE);
2215         SET_TEXT(S_COL_DATE);
2216         SET_TEXT(S_COL_FROM);
2217         SET_TEXT(S_COL_TO);
2218         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2219
2220 #undef SET_TEXT
2221
2222         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2223         summary_set_marks_func(ctree, cnode, summaryview);
2224
2225         if (msgid && msgid[0] != '\0')
2226                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2227
2228         return TRUE;
2229 }
2230
2231 static void summary_set_ctree_from_list(SummaryView *summaryview,
2232                                         GSList *mlist)
2233 {
2234         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2235         MsgInfo *msginfo;
2236         GtkCTreeNode *node = NULL;
2237         GHashTable *msgid_table;
2238         GHashTable *subject_table;
2239         GSList * cur;
2240         START_TIMING("summary_set_ctree_from_list");
2241
2242         if (!mlist) return;
2243
2244         debug_print("\tSetting summary from message data...");
2245         STATUSBAR_PUSH(summaryview->mainwin,
2246                        _("Setting summary from message data..."));
2247         gdk_flush();
2248
2249         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2250                                        G_CALLBACK(summary_tree_expanded), summaryview);
2251
2252         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2253         summaryview->msgid_table = msgid_table;
2254         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2255         summaryview->subject_table = subject_table;
2256
2257         if (prefs_common.use_addr_book)
2258                 start_address_completion();
2259
2260         if (summaryview->threaded) {
2261                 GNode *root, *gnode;
2262
2263                 root = procmsg_get_thread_tree(mlist);
2264
2265                 for (gnode = root->children; gnode != NULL;
2266                      gnode = gnode->next) {
2267                         node = gtk_ctree_insert_gnode
2268                                 (ctree, NULL, node, gnode,
2269                                  summary_insert_gnode_func, summaryview);
2270                 }
2271
2272                 g_node_destroy(root);
2273
2274                 summary_thread_init(summaryview);
2275         } else {
2276                 gchar *text[N_SUMMARY_COLS];
2277                 cur = mlist;
2278                 for (; mlist != NULL; mlist = mlist->next) {
2279                         msginfo = (MsgInfo *)mlist->data;
2280
2281                         summary_set_header(summaryview, text, msginfo);
2282
2283                         node = gtk_ctree_insert_node
2284                                 (ctree, NULL, node, text, 2,
2285                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2286                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2287                         summary_set_marks_func(ctree, node, summaryview);
2288
2289                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2290                                 g_hash_table_insert(msgid_table,
2291                                                     msginfo->msgid, node);
2292
2293                         subject_table_insert(subject_table,
2294                                              msginfo->subject,
2295                                              node);
2296                 }
2297                 mlist = cur;
2298         }
2299
2300         if (prefs_common.enable_hscrollbar &&
2301             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2302                 gint optimal_width;
2303
2304                 optimal_width = gtk_clist_optimal_column_width
2305                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2306                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2307                                            summaryview->col_pos[S_COL_SUBJECT],
2308                                            optimal_width);
2309         }
2310
2311         if (prefs_common.use_addr_book)
2312                 end_address_completion();
2313
2314         debug_print("done.\n");
2315         STATUSBAR_POP(summaryview->mainwin);
2316         if (debug_get_mode()) {
2317                 debug_print("\tmsgid hash table size = %d\n",
2318                             g_hash_table_size(msgid_table));
2319                 debug_print("\tsubject hash table size = %d\n",
2320                             g_hash_table_size(subject_table));
2321         }
2322
2323         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2324
2325         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2326
2327         if (prefs_common.bold_unread) {
2328                 while (node) {
2329                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2330                         if (GTK_CTREE_ROW(node)->children)
2331                                 summary_set_row_marks(summaryview, node);
2332                         node = next;
2333                 }
2334         }
2335
2336         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2337                                        G_CALLBACK(summary_tree_expanded), summaryview);
2338         END_TIMING();
2339 }
2340
2341 static gchar *summary_complete_address(const gchar *addr)
2342 {
2343         gint count;
2344         gchar *res, *tmp, *email_addr;
2345
2346         if (addr == NULL)
2347                 return NULL;
2348
2349         Xstrdup_a(email_addr, addr, return NULL);
2350         extract_address(email_addr);
2351         g_return_val_if_fail(*email_addr, NULL);
2352
2353         /*
2354          * completion stuff must be already initialized
2355          */
2356         res = NULL;
2357         if (1 < (count = complete_address(email_addr))) {
2358                 tmp = get_complete_address(1);
2359                 res = procheader_get_fromname(tmp);
2360                 g_free(tmp);
2361         }
2362
2363         return res;
2364 }
2365
2366 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2367                                MsgInfo *msginfo)
2368 {
2369         static gchar date_modified[80];
2370         static gchar col_score[11];
2371         static gchar buf[BUFFSIZE];
2372         gint *col_pos = summaryview->col_pos;
2373         gchar *from_text = NULL, *to_text = NULL;
2374         gboolean should_swap = FALSE;
2375
2376         text[col_pos[S_COL_FROM]]   = "";
2377         text[col_pos[S_COL_TO]]     = "";
2378         text[col_pos[S_COL_SUBJECT]]= "";
2379         text[col_pos[S_COL_MARK]]   = "";
2380         text[col_pos[S_COL_STATUS]] = "";
2381         text[col_pos[S_COL_MIME]]   = "";
2382         text[col_pos[S_COL_LOCKED]] = "";
2383         text[col_pos[S_COL_DATE]]   = "";
2384         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2385         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2386         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2387
2388         if (msginfo->date_t) {
2389                 procheader_date_get_localtime(date_modified,
2390                                               sizeof(date_modified),
2391                                               msginfo->date_t);
2392                 text[col_pos[S_COL_DATE]] = date_modified;
2393         } else if (msginfo->date)
2394                 text[col_pos[S_COL_DATE]] = msginfo->date;
2395         else
2396                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2397
2398         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2399                 gchar *addr = NULL;
2400
2401                 addr = g_strdup(msginfo->from);
2402
2403                 if (addr) {
2404                         extract_address(addr);
2405                         if (account_find_from_address(addr)) {
2406                                 should_swap = TRUE;
2407                         }
2408                         g_free(addr);
2409                 }
2410         }
2411
2412         if (!prefs_common.use_addr_book) {
2413                 from_text = msginfo->fromname ?
2414                                 msginfo->fromname :
2415                                 _("(No From)");
2416         } else {
2417                 gchar *tmp = summary_complete_address(msginfo->from);
2418                 from_text = tmp ? tmp : (msginfo->fromname ?
2419                                          msginfo->fromname:
2420                                                 _("(No From)"));
2421         }
2422
2423         to_text = msginfo->to ? msginfo->to :
2424                    (msginfo->cc ? msginfo->cc :
2425                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2426                      )
2427                    );
2428
2429         if (!should_swap) {
2430                 text[col_pos[S_COL_FROM]] = from_text;
2431                 text[col_pos[S_COL_TO]] = to_text;
2432         } else {
2433                 gchar *tmp = NULL;
2434                 tmp = g_strconcat("-->", to_text, NULL);
2435                 text[col_pos[S_COL_FROM]] = tmp;
2436                 tmp = g_strconcat("<--", from_text, NULL);
2437                 text[col_pos[S_COL_TO]] = tmp;
2438         }
2439
2440         if (summaryview->simplify_subject_preg != NULL)
2441                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2442                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2443                                         summaryview->simplify_subject_preg) :
2444                         _("(No Subject)");
2445         else
2446                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2447                         _("(No Subject)");
2448 }
2449
2450 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2451 {
2452         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2453 }
2454
2455 static gboolean defer_change(gpointer data);
2456 typedef struct _ChangeData {
2457         MsgInfo *info;
2458         gint op; /* 0, 1, 2 for unset, set, change */
2459         MsgPermFlags set_flags;
2460         MsgTmpFlags  set_tmp_flags;
2461         MsgPermFlags unset_flags;
2462         MsgTmpFlags  unset_tmp_flags;
2463 } ChangeData;
2464
2465 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2466 {
2467         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2468                 debug_print("flags: doing unset now\n");
2469                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2470         } else {
2471                 ChangeData *unset_data = g_new0(ChangeData, 1);
2472                 unset_data->info = msginfo;
2473                 unset_data->op = 0;
2474                 unset_data->unset_flags = flags;
2475                 unset_data->unset_tmp_flags = tmp_flags;
2476                 debug_print("flags: deferring unset\n");
2477                 g_timeout_add(100, defer_change, unset_data);
2478         }
2479 }
2480
2481 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2482 {
2483         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2484                 debug_print("flags: doing set now\n");
2485                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2486         } else {
2487                 ChangeData *set_data = g_new0(ChangeData, 1);
2488                 set_data->info = msginfo;
2489                 set_data->op = 1;
2490                 set_data->set_flags = flags;
2491                 set_data->set_tmp_flags = tmp_flags;
2492                 debug_print("flags: deferring set\n");
2493                 g_timeout_add(100, defer_change, set_data);
2494         }
2495 }
2496
2497 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2498                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2499                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2500 {
2501         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2502                 debug_print("flags: doing change now\n");
2503                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2504                         rem_flags, rem_tmp_flags);
2505         } else {
2506                 ChangeData *change_data = g_new0(ChangeData, 1);
2507                 change_data->info = msginfo;
2508                 change_data->op = 2;
2509                 change_data->set_flags = add_flags;
2510                 change_data->set_tmp_flags = add_tmp_flags;
2511                 change_data->unset_flags = rem_flags;
2512                 change_data->unset_tmp_flags = rem_tmp_flags;
2513                 debug_print("flags: deferring change\n");
2514                 g_timeout_add(100, defer_change, change_data);
2515         }
2516 }
2517
2518 gboolean defer_change(gpointer data)
2519 {
2520         ChangeData *chg = (ChangeData *)data;
2521         if (chg->info->folder && chg->info->folder->processing_pending) {
2522                 debug_print("flags: trying later\n");
2523                 return TRUE; /* try again */
2524         } else {
2525                 debug_print("flags: finally doing it\n");
2526                 switch(chg->op) {
2527                 case 0:
2528                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2529                         break;
2530                 case 1:
2531                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2532                         break;
2533                 case 2:
2534                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2535                                 chg->unset_flags, chg->unset_tmp_flags);
2536                         break;
2537                 default:
2538                         g_warning("shouldn't happen\n");
2539                 }
2540                 g_free(chg);
2541         }
2542         return FALSE;
2543 }
2544
2545 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2546                                       GtkCTreeNode *row)
2547 {
2548         g_return_if_fail(summaryview != NULL);
2549         g_return_if_fail(msginfo != NULL);
2550         g_return_if_fail(row != NULL);
2551
2552         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2553                 summary_msginfo_unset_flags
2554                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2555                 summary_set_row_marks(summaryview, row);
2556                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2557                 summary_status_show(summaryview);
2558         }
2559 }
2560
2561 typedef struct  {
2562         MsgInfo *msginfo;
2563         SummaryView *summaryview;
2564         GtkCTreeNode *row;
2565 } MarkAsReadData;
2566
2567 static int msginfo_mark_as_read_timeout(void *data)
2568 {
2569         MarkAsReadData *mdata = (MarkAsReadData *)data;
2570         if (!mdata)
2571                 return FALSE;
2572
2573         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2574                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2575                                      mdata->row);
2576
2577         g_free(mdata);
2578
2579         return FALSE;
2580 }
2581
2582 static void summary_display_msg_full(SummaryView *summaryview,
2583                                      GtkCTreeNode *row,
2584                                      gboolean new_window, gboolean all_headers)
2585 {
2586         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2587         MsgInfo *msginfo;
2588         gint val;
2589
2590         if (!new_window) {
2591                 if (summaryview->displayed == row)
2592                         return;
2593                 else
2594                         summaryview->messageview->filtered = FALSE;
2595         }
2596
2597         g_return_if_fail(row != NULL);
2598
2599         if (summary_is_locked(summaryview)) return;
2600         summary_lock(summaryview);
2601
2602         STATUSBAR_POP(summaryview->mainwin);
2603         GTK_EVENTS_FLUSH();
2604
2605         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2606
2607         if (new_window) {
2608                 MessageView *msgview;
2609
2610                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2611                 val = messageview_show(msgview, msginfo, all_headers);
2612         } else {
2613                 MessageView *msgview;
2614
2615                 msgview = summaryview->messageview;
2616
2617                 summaryview->displayed = row;
2618                 if (!messageview_is_visible(msgview)) {
2619                         main_window_toggle_message_view(summaryview->mainwin);
2620                         GTK_EVENTS_FLUSH();
2621                 }
2622                 val = messageview_show(msgview, msginfo, all_headers);
2623                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2624                         gtk_widget_grab_focus(summaryview->ctree);
2625                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2626         }
2627
2628         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2629                 if (prefs_common.mark_as_read_delay) {
2630                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2631                         data->summaryview = summaryview;
2632                         data->msginfo = msginfo;
2633                         data->row = row;
2634                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2635                                 msginfo_mark_as_read_timeout, data);
2636                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2637                         msginfo_mark_as_read(summaryview, msginfo, row);
2638                 }
2639         }
2640
2641         summary_set_menu_sensitive(summaryview);
2642         toolbar_main_set_sensitive(summaryview->mainwin);
2643         messageview_set_menu_sensitive(summaryview->messageview);
2644
2645         summary_unlock(summaryview);
2646 }
2647
2648 void summary_display_msg_selected(SummaryView *summaryview,
2649                                   gboolean all_headers)
2650 {
2651         if (summary_is_locked(summaryview)) return;
2652         summaryview->displayed = NULL;
2653         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2654                                  all_headers);
2655 }
2656
2657 void summary_redisplay_msg(SummaryView *summaryview)
2658 {
2659         GtkCTreeNode *node;
2660
2661         if (summaryview->displayed) {
2662                 node = summaryview->displayed;
2663                 summaryview->displayed = NULL;
2664                 summary_display_msg(summaryview, node);
2665         }
2666 }
2667
2668 void summary_open_msg(SummaryView *summaryview)
2669 {
2670         if (!summaryview->selected) return;
2671
2672         /* CLAWS: if separate message view, don't open a new window
2673          * but rather use the current separated message view */
2674         summary_display_msg_full(summaryview, summaryview->selected,
2675                                  prefs_common.sep_msg ? FALSE : TRUE,
2676                                  FALSE);
2677 }
2678
2679 void summary_view_source(SummaryView * summaryview)
2680 {
2681         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2682         MsgInfo *msginfo;
2683         SourceWindow *srcwin;
2684
2685         if (!summaryview->selected) return;
2686
2687         srcwin = source_window_create();
2688         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2689         source_window_show_msg(srcwin, msginfo);
2690         source_window_show(srcwin);
2691 }
2692
2693 void summary_reedit(SummaryView *summaryview)
2694 {
2695         MsgInfo *msginfo;
2696
2697         if (!summaryview->selected) return;
2698         if (!summaryview->folder_item) return;
2699         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2700         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2701         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2702                 return;
2703
2704         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2705                                               summaryview->selected);
2706         if (!msginfo) return;
2707
2708         compose_reedit(msginfo);
2709 }
2710
2711 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2712 {
2713         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2714         GtkCTreeNode *node;
2715
2716         if (summary_is_locked(summaryview)) return FALSE;
2717         if (type == GTK_SCROLL_STEP_FORWARD) {
2718                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2719                 if (node)
2720                         gtkut_ctree_expand_parent_all(ctree, node);
2721                 else
2722                         return FALSE;
2723         } else {
2724                 if (summaryview->selected) {
2725                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2726                         if (!node) return FALSE;
2727                 }
2728         }
2729
2730         if (messageview_is_visible(summaryview->messageview))
2731                 summaryview->display_msg = TRUE;
2732
2733         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2734
2735         if (GTK_CLIST(ctree)->selection)
2736                 gtk_sctree_set_anchor_row
2737                         (GTK_SCTREE(ctree),
2738                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2739
2740         return TRUE;
2741 }
2742
2743 void summary_toggle_view(SummaryView *summaryview)
2744 {
2745         if (!messageview_is_visible(summaryview->messageview) &&
2746             summaryview->selected)
2747                 summary_display_msg(summaryview,
2748                                     summaryview->selected);
2749         else
2750                 main_window_toggle_message_view(summaryview->mainwin);
2751 }
2752
2753 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2754                                                 GtkCTreeNode *node)
2755 {
2756         MsgInfo *msginfo;
2757
2758         if (node) {
2759                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2760                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2761                         return TRUE;
2762                 node = GTK_CTREE_ROW(node)->children;
2763         } else
2764                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2765
2766         while (node) {
2767                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2768                         return TRUE;
2769                 node = GTK_CTREE_ROW(node)->sibling;
2770         }
2771
2772         return FALSE;
2773 }
2774
2775 static gboolean summary_have_unread_children(SummaryView *summaryview,
2776                                              GtkCTreeNode *node)
2777 {
2778         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2779
2780         if (!node) return FALSE;
2781
2782         node = GTK_CTREE_ROW(node)->children;
2783
2784         while (node) {
2785                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2786                         return TRUE;
2787                 node = GTK_CTREE_ROW(node)->sibling;
2788         }
2789         return FALSE;
2790 }
2791
2792 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2793 {
2794         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2795         GtkStyle *style = NULL;
2796         MsgInfo *msginfo;
2797         MsgFlags flags;
2798         gint *col_pos = summaryview->col_pos;
2799
2800         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2801         if (!msginfo) return;
2802
2803         flags = msginfo->flags;
2804
2805         gtk_ctree_node_set_foreground(ctree, row, NULL);
2806
2807         /* set new/unread column */
2808         if (MSG_IS_IGNORE_THREAD(flags)) {
2809                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2810                                           ignorethreadxpm, ignorethreadxpmmask);
2811         } else if (MSG_IS_NEW(flags)) {
2812                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2813                                           newxpm, newxpmmask);
2814         } else if (MSG_IS_UNREAD(flags)) {
2815                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2816                                           unreadxpm, unreadxpmmask);
2817         } else if (MSG_IS_REPLIED(flags)) {
2818                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2819                                           repliedxpm, repliedxpmmask);
2820         } else if (MSG_IS_FORWARDED(flags)) {
2821                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2822                                           forwardedxpm, forwardedxpmmask);
2823         } else {
2824                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2825                                         "");
2826         }
2827
2828         if (prefs_common.bold_unread &&
2829             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2830              (!GTK_CTREE_ROW(row)->expanded &&
2831               GTK_CTREE_ROW(row)->children &&
2832               summary_have_unread_children(summaryview, row))))
2833                 style = bold_style;
2834
2835         /* set mark column */
2836         if (MSG_IS_DELETED(flags)) {
2837                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2838                                           deletedxpm, deletedxpmmask);
2839                 if (style)
2840                         style = bold_deleted_style;
2841                 else {
2842                         style = small_deleted_style;
2843                 }
2844                         gtk_ctree_node_set_foreground
2845                                 (ctree, row, &summaryview->color_dim);
2846         } else if (MSG_IS_MARKED(flags)) {
2847                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2848                                           markxpm, markxpmmask);
2849         } else if (MSG_IS_MOVE(flags)) {
2850                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2851                 if (style)
2852                         style = bold_marked_style;
2853                 else {
2854                         style = small_marked_style;
2855                 }
2856                         gtk_ctree_node_set_foreground
2857                                 (ctree, row, &summaryview->color_marked);
2858         } else if (MSG_IS_COPY(flags)) {
2859                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2860                 if (style)
2861                         style = bold_marked_style;
2862                 else {
2863                         style = small_marked_style;
2864                 }
2865                         gtk_ctree_node_set_foreground
2866                                 (ctree, row, &summaryview->color_marked);
2867 #if 0
2868         } else if ((global_scoring ||
2869                   summaryview->folder_item->prefs->scoring) &&
2870                  (msginfo->score >= summaryview->important_score) &&
2871                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2872                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2873                 gtk_ctree_node_set_foreground(ctree, row,
2874                                               &summaryview->color_important);
2875 #endif
2876         } else {
2877                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2878         }
2879
2880         if (MSG_IS_LOCKED(flags)) {
2881                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2882                                           lockedxpm, lockedxpmmask);
2883         }
2884         else {
2885                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2886         }
2887
2888         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2889                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2890                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2891         } else if (MSG_IS_SIGNED(flags)) {
2892                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2893                                           gpgsignedxpm, gpgsignedxpmmask);
2894         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2895                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2896                                           clipkeyxpm, clipkeyxpmmask);
2897         } else if (MSG_IS_ENCRYPTED(flags)) {
2898                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2899                                           keyxpm, keyxpmmask);
2900         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2901                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2902                                           clipxpm, clipxpmmask);
2903         } else {
2904                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2905         }
2906         if (!style)
2907                 style = small_style;
2908
2909         gtk_ctree_node_set_row_style(ctree, row, style);
2910
2911         if (MSG_GET_COLORLABEL(flags))
2912                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2913 }
2914
2915 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2916 {
2917         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2918         MsgInfo *msginfo;
2919
2920         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2921         if (MSG_IS_DELETED(msginfo->flags))
2922                 summaryview->deleted--;
2923         if (MSG_IS_MOVE(msginfo->flags))
2924                 summaryview->moved--;
2925         if (MSG_IS_COPY(msginfo->flags))
2926                 summaryview->copied--;
2927
2928         procmsg_msginfo_set_to_folder(msginfo, NULL);
2929         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2930         summary_set_row_marks(summaryview, row);
2931         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2932 }
2933
2934 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2935 {
2936         gboolean changed = FALSE;
2937         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2938         MsgInfo *msginfo;
2939
2940         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2941         if (MSG_IS_DELETED(msginfo->flags))
2942                 summaryview->deleted--;
2943         if (MSG_IS_MOVE(msginfo->flags)) {
2944                 summaryview->moved--;
2945                 changed = TRUE;
2946         }
2947         if (MSG_IS_COPY(msginfo->flags)) {
2948                 summaryview->copied--;
2949                 changed = TRUE;
2950         }
2951         procmsg_msginfo_set_to_folder(msginfo, NULL);
2952         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2953
2954         summary_set_row_marks(summaryview, row);
2955         debug_print("Message %d is locked\n", msginfo->msgnum);
2956 }
2957
2958 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2959 {
2960         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2961         MsgInfo *msginfo;
2962
2963         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2964         if (!MSG_IS_LOCKED(msginfo->flags))
2965                 return;
2966         procmsg_msginfo_set_to_folder(msginfo, NULL);
2967         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2968         summary_set_row_marks(summaryview, row);
2969         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2970 }
2971
2972 void summary_mark(SummaryView *summaryview)
2973 {
2974         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2975         GList *cur;
2976
2977         START_LONG_OPERATION(summaryview);
2978         folder_item_set_batch(summaryview->folder_item, TRUE);
2979         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2980                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2981         folder_item_set_batch(summaryview->folder_item, FALSE);
2982         END_LONG_OPERATION(summaryview);
2983
2984         summary_status_show(summaryview);
2985 }
2986
2987 static void summary_mark_row_as_read(SummaryView *summaryview,
2988                                      GtkCTreeNode *row)
2989 {
2990         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2991         MsgInfo *msginfo;
2992
2993         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2994
2995         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2996                 return;
2997
2998         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2999         summary_set_row_marks(summaryview, row);
3000         debug_print("Message %d is marked as read\n",
3001                 msginfo->msgnum);
3002 }
3003
3004 void summary_mark_as_read(SummaryView *summaryview)
3005 {
3006         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3007         GList *cur;
3008
3009         START_LONG_OPERATION(summaryview);
3010         folder_item_set_batch(summaryview->folder_item, TRUE);
3011         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3012                 summary_mark_row_as_read(summaryview,
3013                                          GTK_CTREE_NODE(cur->data));
3014         folder_item_set_batch(summaryview->folder_item, FALSE);
3015         END_LONG_OPERATION(summaryview);
3016
3017         summary_status_show(summaryview);
3018 }
3019
3020 void summary_msgs_lock(SummaryView *summaryview)
3021 {
3022         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3023         GList *cur;
3024
3025         START_LONG_OPERATION(summaryview);
3026         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3027                 summary_lock_row(summaryview,
3028                                          GTK_CTREE_NODE(cur->data));
3029         END_LONG_OPERATION(summaryview);
3030
3031         summary_status_show(summaryview);
3032 }
3033
3034 void summary_msgs_unlock(SummaryView *summaryview)
3035 {
3036         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3037         GList *cur;
3038
3039         START_LONG_OPERATION(summaryview);
3040         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3041                 summary_unlock_row(summaryview,
3042                                    GTK_CTREE_NODE(cur->data));
3043         END_LONG_OPERATION(summaryview);
3044
3045         summary_status_show(summaryview);
3046 }
3047
3048 void summary_mark_all_read(SummaryView *summaryview)
3049 {
3050         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3051         GtkCTreeNode *node;
3052
3053         START_LONG_OPERATION(summaryview);
3054         folder_item_set_batch(summaryview->folder_item, TRUE);
3055         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3056              node = gtkut_ctree_node_next(ctree, node))
3057                 summary_mark_row_as_read(summaryview, node);
3058         folder_item_set_batch(summaryview->folder_item, FALSE);
3059         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3060              node = gtkut_ctree_node_next(ctree, node)) {
3061                 if (!GTK_CTREE_ROW(node)->expanded)
3062                         summary_set_row_marks(summaryview, node);
3063         }
3064         END_LONG_OPERATION(summaryview);
3065
3066         summary_status_show(summaryview);
3067 }
3068
3069 static void summary_mark_row_as_unread(SummaryView *summaryview,
3070                                        GtkCTreeNode *row)
3071 {
3072         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3073         MsgInfo *msginfo;
3074
3075         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3076         if (MSG_IS_DELETED(msginfo->flags)) {
3077                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3078                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3079                 summaryview->deleted--;
3080         }
3081
3082         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3083         debug_print("Message %d is marked as unread\n",
3084                 msginfo->msgnum);
3085
3086         summary_set_row_marks(summaryview, row);
3087 }
3088
3089 void summary_mark_as_unread(SummaryView *summaryview)
3090 {
3091         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3092         GList *cur;
3093
3094         START_LONG_OPERATION(summaryview);
3095         folder_item_set_batch(summaryview->folder_item, TRUE);
3096         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3097                 cur = cur->next)
3098                 summary_mark_row_as_unread(summaryview,
3099                                            GTK_CTREE_NODE(cur->data));
3100         folder_item_set_batch(summaryview->folder_item, FALSE);
3101         END_LONG_OPERATION(summaryview);
3102
3103         summary_status_show(summaryview);
3104 }
3105
3106 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3107 {
3108         GList * cur;
3109         gboolean found;
3110
3111         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3112
3113         case F_NEWS:
3114
3115                 /*
3116                   security : checks if one the accounts correspond to
3117                   the author of the post
3118                 */
3119
3120                 found = FALSE;
3121                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3122                         PrefsAccount * account;
3123                         gchar * from_name;
3124
3125                         account = cur->data;
3126                         if (account->name && *account->name)
3127                                 from_name =
3128                                         g_strdup_printf("%s <%s>",
3129                                                         account->name,
3130                                                         account->address);
3131                         else
3132                                 from_name =
3133                                         g_strdup_printf("%s",
3134                                                         account->address);
3135
3136                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3137                                 g_free(from_name);
3138                                 found = TRUE;
3139                                 break;
3140                         }
3141                         g_free(from_name);
3142                 }
3143
3144                 if (!found) {
3145                         alertpanel_error(_("You're not the author of the article.\n"));
3146                 }
3147
3148                 return found;
3149
3150         default:
3151                 return TRUE;
3152         }
3153 }
3154
3155 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3156 {
3157         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3158         MsgInfo *msginfo;
3159
3160         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3161
3162         if (MSG_IS_LOCKED(msginfo->flags)) return;
3163
3164         if (MSG_IS_DELETED(msginfo->flags)) return;
3165
3166         if (MSG_IS_MOVE(msginfo->flags))
3167                 summaryview->moved--;
3168         if (MSG_IS_COPY(msginfo->flags))
3169                 summaryview->copied--;
3170
3171         procmsg_msginfo_set_to_folder(msginfo, NULL);
3172         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3173         summaryview->deleted++;
3174
3175         if (!prefs_common.immediate_exec &&
3176             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3177                 summary_set_row_marks(summaryview, row);
3178
3179         debug_print("Message %s/%d is set to delete\n",
3180                     msginfo->folder->path, msginfo->msgnum);
3181 }
3182
3183 void summary_cancel(SummaryView *summaryview)
3184 {
3185         MsgInfo * msginfo;
3186         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3187
3188         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3189                                               summaryview->selected);
3190         if (!msginfo) return;
3191
3192         if (!check_permission(summaryview, msginfo))
3193                 return;
3194
3195         news_cancel_article(summaryview->folder_item->folder, msginfo);
3196
3197         if (summary_is_locked(summaryview)) return;
3198
3199         summary_lock(summaryview);
3200
3201         gtk_clist_freeze(clist);
3202
3203         summary_update_status(summaryview);
3204         summary_status_show(summaryview);
3205
3206         gtk_clist_thaw(clist);
3207
3208         summary_unlock(summaryview);
3209 }
3210
3211 void summary_delete(SummaryView *summaryview)
3212 {
3213         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3214         FolderItem *item = summaryview->folder_item;
3215         GList *cur;
3216         GtkCTreeNode *sel_last = NULL;
3217         GtkCTreeNode *node;
3218         AlertValue aval;
3219         MsgInfo *msginfo;
3220
3221         if (!item) return;
3222
3223         if (summary_is_locked(summaryview)) return;
3224
3225         if (!summaryview->folder_item) return;
3226
3227         aval = alertpanel(_("Delete message(s)"),
3228                           _("Do you really want to delete selected message(s)?"),
3229                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3230         if (aval != G_ALERTDEFAULT) return;
3231
3232         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3233              cur = cur->next) {
3234                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3235                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3236                 if (msginfo->total_size != 0 &&
3237                     msginfo->size != (off_t)msginfo->total_size)
3238                         partial_mark_for_delete(msginfo);
3239         }
3240
3241         main_window_cursor_wait(summaryview->mainwin);
3242
3243         /* next code sets current row focus right. We need to find a row
3244          * that is not deleted. */
3245         START_LONG_OPERATION(summaryview);
3246         folder_item_set_batch(summaryview->folder_item, TRUE);
3247         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3248                 sel_last = GTK_CTREE_NODE(cur->data);
3249                 summary_delete_row(summaryview, sel_last);
3250         }
3251         folder_item_set_batch(summaryview->folder_item, FALSE);
3252         END_LONG_OPERATION(summaryview);
3253
3254         node = summary_find_next_msg(summaryview, sel_last);
3255         if (!node)
3256                 node = summary_find_prev_msg(summaryview, sel_last);
3257
3258         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3259
3260         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3261                 summary_execute(summaryview);
3262                 /* after deleting, the anchor may be at an invalid row
3263                  * so reset it to the node we found earlier */
3264                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3265         } else
3266                 summary_status_show(summaryview);
3267
3268
3269         main_window_cursor_normal(summaryview->mainwin);
3270 }
3271
3272 void summary_delete_trash(SummaryView *summaryview)
3273 {
3274         FolderItem *to_folder = NULL;
3275         PrefsAccount *ac;
3276         if (!summaryview->folder_item ||
3277             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3278
3279         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3280                 to_folder = account_get_special_folder(ac, F_TRASH);
3281
3282         if (to_folder == NULL)
3283                 to_folder = summaryview->folder_item->folder->trash;
3284
3285         if (to_folder == NULL || to_folder == summaryview->folder_item
3286             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3287                 summary_delete(summaryview);
3288         else
3289                 summary_move_selected_to(summaryview, to_folder);
3290 }
3291
3292
3293 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3294 {
3295         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3296         MsgInfo *msginfo;
3297
3298         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3299         if (MSG_IS_DELETED(msginfo->flags))
3300                 summaryview->deleted--;
3301         if (MSG_IS_MOVE(msginfo->flags))
3302                 summaryview->moved--;
3303         if (MSG_IS_COPY(msginfo->flags))
3304                 summaryview->copied--;
3305
3306         procmsg_msginfo_set_to_folder(msginfo, NULL);
3307         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3308         summary_set_row_marks(summaryview, row);
3309
3310         debug_print("Message %s/%d is unmarked\n",
3311                     msginfo->folder->path, msginfo->msgnum);
3312 }
3313
3314 void summary_unmark(SummaryView *summaryview)
3315 {
3316         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3317         GList *cur;
3318
3319         START_LONG_OPERATION(summaryview);
3320         folder_item_set_batch(summaryview->folder_item, TRUE);
3321         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3322                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3323         folder_item_set_batch(summaryview->folder_item, FALSE);
3324         END_LONG_OPERATION(summaryview);
3325
3326         summary_status_show(summaryview);
3327 }
3328
3329 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3330                                 FolderItem *to_folder)
3331 {
3332         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3333         MsgInfo *msginfo;
3334
3335         g_return_if_fail(to_folder != NULL);
3336
3337         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3338         if (MSG_IS_LOCKED(msginfo->flags))
3339                 return;
3340
3341         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3342         if (MSG_IS_DELETED(msginfo->flags))
3343                 summaryview->deleted--;
3344         if (MSG_IS_COPY(msginfo->flags)) {
3345                 summaryview->copied--;
3346         }
3347         if (!MSG_IS_MOVE(msginfo->flags)) {
3348                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3349                 summaryview->moved++;
3350         } else {
3351                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3352         }
3353
3354         if (!prefs_common.immediate_exec) {
3355                 summary_set_row_marks(summaryview, row);
3356         }
3357
3358         debug_print("Message %d is set to move to %s\n",
3359                     msginfo->msgnum, to_folder->path);
3360 }
3361
3362 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3363 {
3364         GList *cur;
3365
3366         if (!to_folder) return;
3367         if (!summaryview->folder_item ||
3368             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3369
3370         if (summary_is_locked(summaryview)) return;
3371
3372         if (summaryview->folder_item == to_folder) {
3373                 alertpanel_error(_("Destination is same as current folder."));
3374                 return;
3375         }
3376
3377         START_LONG_OPERATION(summaryview);
3378
3379         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3380              cur != NULL && cur->data != NULL; cur = cur->next)
3381                 summary_move_row_to
3382                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3383
3384         END_LONG_OPERATION(summaryview);
3385
3386         if (prefs_common.immediate_exec) {
3387                 summary_execute(summaryview);
3388         } else {
3389                 summary_status_show(summaryview);
3390         }
3391
3392         if (!summaryview->selected) { /* this was the last message */
3393                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3394                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3395                 if (node)
3396                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3397         }
3398
3399 }
3400
3401 void summary_move_to(SummaryView *summaryview)
3402 {
3403         FolderItem *to_folder;
3404
3405         if (!summaryview->folder_item ||
3406             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3407
3408         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3409                                          FOLDER_SEL_MOVE, NULL);
3410         summary_move_selected_to(summaryview, to_folder);
3411 }
3412
3413 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3414                                 FolderItem *to_folder)
3415 {
3416         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3417         MsgInfo *msginfo;
3418
3419         g_return_if_fail(to_folder != NULL);
3420
3421         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3422         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3423         if (MSG_IS_DELETED(msginfo->flags))
3424                 summaryview->deleted--;
3425         if (MSG_IS_MOVE(msginfo->flags)) {
3426                 summaryview->moved--;
3427         }
3428
3429         if (!MSG_IS_COPY(msginfo->flags)) {
3430                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3431                 summaryview->copied++;
3432         } else {
3433                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3434         }
3435         if (!prefs_common.immediate_exec) {
3436                 summary_set_row_marks(summaryview, row);
3437         }
3438
3439         debug_print("Message %d is set to copy to %s\n",
3440                     msginfo->msgnum, to_folder->path);
3441 }
3442
3443 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3444 {
3445         GList *cur;
3446
3447         if (!to_folder) return;
3448         if (!summaryview->folder_item) return;
3449
3450         if (summary_is_locked(summaryview)) return;
3451
3452         if (summaryview->folder_item == to_folder) {
3453                 alertpanel_error
3454                         (_("Destination to copy is same as current folder."));
3455                 return;
3456         }
3457
3458         START_LONG_OPERATION(summaryview);
3459
3460         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3461              cur != NULL && cur->data != NULL; cur = cur->next)
3462                 summary_copy_row_to
3463                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3464
3465         END_LONG_OPERATION(summaryview);
3466
3467         if (prefs_common.immediate_exec)
3468                 summary_execute(summaryview);
3469         else {
3470                 summary_status_show(summaryview);
3471         }
3472 }
3473
3474 void summary_copy_to(SummaryView *summaryview)
3475 {
3476         FolderItem *to_folder;
3477
3478         if (!summaryview->folder_item) return;
3479
3480         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3481                                          FOLDER_SEL_COPY, NULL);
3482         summary_copy_selected_to(summaryview, to_folder);
3483 }
3484
3485 void summary_add_address(SummaryView *summaryview)
3486 {
3487         MsgInfo *msginfo;
3488         gchar *from;
3489
3490         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3491                                               summaryview->selected);
3492         if (!msginfo) return;
3493
3494         Xstrdup_a(from, msginfo->from, return);
3495         eliminate_address_comment(from);
3496         extract_address(from);
3497         addressbook_add_contact(msginfo->fromname, from, NULL);
3498 }
3499
3500 void summary_select_all(SummaryView *summaryview)
3501 {
3502         if (!summaryview->folder_item) return;
3503
3504         summary_lock(summaryview);
3505         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3506         summary_unlock(summaryview);
3507         summary_status_show(summaryview);
3508 }
3509
3510 void summary_unselect_all(SummaryView *summaryview)
3511 {
3512         summary_lock(summaryview);
3513         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3514         summary_unlock(summaryview);
3515         summary_status_show(summaryview);
3516 }
3517
3518 void summary_select_thread(SummaryView *summaryview)
3519 {
3520         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3521         GtkCTreeNode *node = summaryview->selected;
3522
3523         if (!node) return;
3524
3525         while (GTK_CTREE_ROW(node)->parent != NULL)
3526                 node = GTK_CTREE_ROW(node)->parent;
3527
3528         if (node != summaryview->selected)
3529                 summary_select_node
3530                         (summaryview, node,
3531                          messageview_is_visible(summaryview->messageview),
3532                          FALSE);
3533
3534         gtk_ctree_select_recursive(ctree, node);
3535
3536         summary_status_show(summaryview);
3537 }
3538
3539 void summary_save_as(SummaryView *summaryview)
3540 {
3541         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3542         MsgInfo *msginfo;
3543         gchar *filename = NULL;
3544         gchar *src, *dest;
3545         gchar *tmp;
3546
3547         AlertValue aval = 0;
3548
3549         if (!summaryview->selected) return;
3550         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3551         if (!msginfo) return;
3552
3553         if (msginfo->subject) {
3554                 Xstrdup_a(filename, msginfo->subject, return);
3555                 subst_for_filename(filename);
3556         }
3557         if (g_getenv ("G_BROKEN_FILENAMES") &&
3558             filename && !g_utf8_validate(filename, -1, NULL)) {
3559                 gchar *oldstr = filename;
3560                 filename = conv_codeset_strdup(filename,
3561                                                conv_get_locale_charset_str(),
3562                                                CS_UTF_8);
3563                 if (!filename) {
3564                         g_warning("summary_save_as(): faild to convert character set.");
3565                         filename = g_strdup(oldstr);
3566                 }
3567                 dest = filesel_select_file_save(_("Save as"), filename);
3568                 g_free(filename);
3569         } else
3570                 dest = filesel_select_file_save(_("Save as"), filename);
3571         filename = NULL;
3572         if (!dest) return;
3573         if (is_file_exist(dest)) {
3574                 aval = alertpanel(_("Append or Overwrite"),
3575                                   _("Append or overwrite existing file?"),
3576                                   _("_Append"), _("_Overwrite"),
3577                                   GTK_STOCK_CANCEL);
3578                 if (aval != 0 && aval != 1)
3579                         return;
3580         }
3581
3582         src = procmsg_get_message_file(msginfo);
3583         tmp = g_path_get_basename(dest);
3584
3585         if ( aval==0 ) { /* append */
3586                 if (append_file(src, dest, TRUE) < 0)
3587                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3588         } else { /* overwrite */
3589                 if (copy_file(src, dest, TRUE) < 0)
3590                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3591         }
3592         g_free(src);
3593
3594         /*
3595          * If two or more msgs are selected,
3596          * append them to the output file.
3597          */
3598         if (GTK_CLIST(ctree)->selection->next) {
3599                 GList *item;
3600                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3601                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3602                         if (!msginfo) break;
3603                         src = procmsg_get_message_file(msginfo);
3604                         if (append_file(src, dest, TRUE) < 0)
3605                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3606                 }
3607                 g_free(src);
3608         }
3609         g_free(dest);
3610         g_free(tmp);
3611 }
3612
3613 #ifdef USE_GNOMEPRINT
3614 static void print_mimeview(MimeView *mimeview)
3615 {
3616         if (!mimeview
3617         ||  !mimeview->textview
3618         ||  !mimeview->textview->text)
3619                 alertpanel_warning(_("Cannot print: the message doesn't "
3620                                      "contain text."));
3621         else
3622                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3623 }
3624 #endif
3625
3626 void summary_print(SummaryView *summaryview)
3627 {
3628         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3629 #ifndef USE_GNOMEPRINT
3630         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3631         MsgInfo *msginfo;
3632         gchar *cmdline = NULL;
3633         gchar *p;
3634 #endif
3635         GList *cur;
3636
3637         if (clist->selection == NULL) return;
3638 #ifndef USE_GNOMEPRINT
3639         cmdline = input_dialog(_("Print"),
3640                                _("Enter the print command line:\n"
3641                                  "('%s' will be replaced with file name)"),
3642                                prefs_common.print_cmd);
3643         if (!cmdline) return;
3644         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3645             strchr(p + 2, '%')) {
3646                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3647                                  cmdline);
3648                 g_free(cmdline);
3649                 return;
3650         }
3651         for (cur = clist->selection;
3652              cur != NULL && cur->data != NULL;
3653              cur = cur->next) {
3654                 msginfo = gtk_ctree_node_get_row_data
3655                         (ctree, GTK_CTREE_NODE(cur->data));
3656                 if (msginfo)
3657                         procmsg_print_message(msginfo, cmdline);
3658         }
3659
3660         g_free(cmdline);
3661 #else
3662         for (cur = clist->selection;
3663              cur != NULL && cur->data != NULL;
3664              cur = cur->next) {
3665                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3666                 if (node != summaryview->displayed) {
3667                         MessageView *tmpview = messageview_create(
3668                                                 summaryview->mainwin);
3669                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3670                                                 GTK_CTREE(summaryview->ctree),
3671                                                 node);
3672
3673                         messageview_init(tmpview);
3674                         tmpview->all_headers = summaryview->messageview->all_headers;
3675                         if (msginfo && messageview_show(tmpview, msginfo,
3676                                 tmpview->all_headers) >= 0) {
3677                                         print_mimeview(tmpview->mimeview);
3678                         }
3679                         messageview_destroy(tmpview);
3680                 } else {
3681                         print_mimeview(summaryview->messageview->mimeview);
3682                 }
3683         }
3684 #endif
3685 }
3686
3687 gboolean summary_execute(SummaryView *summaryview)
3688 {
3689         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3690         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3691         GtkCTreeNode *node, *next;
3692         GtkCTreeNode *new_selected = NULL;
3693         gint move_val = -1;
3694
3695         if (!summaryview->folder_item) return FALSE;
3696
3697         if (summary_is_locked(summaryview)) return FALSE;
3698         summary_lock(summaryview);
3699
3700         gtk_clist_freeze(clist);
3701
3702         if (summaryview->threaded)
3703                 summary_unthread_for_exec(summaryview);
3704
3705         folder_item_update_freeze();
3706         move_val = summary_execute_move(summaryview);
3707         summary_execute_copy(summaryview);
3708         summary_execute_delete(summaryview);
3709
3710         node = GTK_CTREE_NODE(clist->row_list);
3711         for (; node != NULL; node = next) {
3712                 next = gtkut_ctree_node_next(ctree, node);
3713                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3714
3715                 if (node == summaryview->displayed) {
3716                         messageview_clear(summaryview->messageview);
3717                         summaryview->displayed = NULL;
3718                 }
3719                 if (GTK_CTREE_ROW(node)->children != NULL) {
3720                         g_warning("summary_execute(): children != NULL\n");
3721                         continue;
3722                 }
3723
3724                 if (!new_selected &&
3725                     gtkut_ctree_node_is_selected(ctree, node)) {
3726                         summary_unselect_all(summaryview);
3727                         new_selected = summary_find_next_msg(summaryview, node);
3728                         if (!new_selected)
3729                                 new_selected = summary_find_prev_msg
3730                                         (summaryview, node);
3731                 }
3732
3733                 gtk_ctree_remove_node(ctree, node);
3734         }
3735
3736         folder_item_update_thaw();
3737         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3738
3739         if (new_selected) {
3740                 summary_unlock(summaryview);
3741                 gtk_sctree_select
3742                         (GTK_SCTREE(ctree),
3743                          new_selected);
3744                 summary_lock(summaryview);
3745         }
3746
3747         if (summaryview->threaded) {
3748                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3749                 summary_thread_build(summaryview);
3750                 summary_thread_init(summaryview);
3751                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3752         }
3753
3754         summaryview->selected = clist->selection ?
3755                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3756
3757         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3758                 menu_set_insensitive_all
3759                         (GTK_MENU_SHELL(summaryview->popupmenu));
3760                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3761         } else
3762                 gtk_widget_grab_focus(summaryview->ctree);
3763
3764         summary_update_status(summaryview);
3765         summary_status_show(summaryview);
3766
3767         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3768
3769         summary_unlock(summaryview);
3770
3771         if (move_val < 0)
3772                 summary_show(summaryview, summaryview->folder_item);
3773         return TRUE;
3774 }
3775
3776 static gint summary_execute_move(SummaryView *summaryview)
3777 {
3778         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3779         GSList *cur;
3780         gint val = -1;
3781         /* search moving messages and execute */
3782         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3783                                 summaryview);
3784
3785         if (summaryview->mlist) {
3786                 val = procmsg_move_messages(summaryview->mlist);
3787
3788                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3789                         procmsg_msginfo_free((MsgInfo *)cur->data);
3790                 g_slist_free(summaryview->mlist);
3791                 summaryview->mlist = NULL;
3792         }
3793         return val;
3794 }
3795
3796 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3797                                       gpointer data)
3798 {
3799         SummaryView *summaryview = data;
3800         MsgInfo *msginfo;
3801
3802         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3803
3804         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3805                 summaryview->mlist =
3806                         g_slist_prepend(summaryview->mlist, msginfo);
3807                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3808
3809                 if (msginfo->msgid && *msginfo->msgid &&
3810                     node == g_hash_table_lookup(summaryview->msgid_table,
3811                                                 msginfo->msgid))
3812                         g_hash_table_remove(summaryview->msgid_table,
3813                                             msginfo->msgid);
3814         }
3815 }
3816
3817 static void summary_execute_copy(SummaryView *summaryview)
3818 {
3819         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3820
3821         /* search copying messages and execute */
3822         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3823                                 summaryview);
3824
3825         if (summaryview->mlist) {
3826                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3827                 procmsg_copy_messages(summaryview->mlist);
3828
3829                 g_slist_free(summaryview->mlist);
3830                 summaryview->mlist = NULL;
3831         }
3832 }
3833
3834 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3835                                       gpointer data)
3836 {
3837         SummaryView *summaryview = data;
3838         MsgInfo *msginfo;
3839
3840         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3841
3842         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3843                 summaryview->mlist =
3844                         g_slist_prepend(summaryview->mlist, msginfo);
3845
3846                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3847                 summary_set_row_marks(summaryview, node);
3848         }
3849 }
3850
3851 static void summary_execute_delete(SummaryView *summaryview)
3852 {
3853         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3854         GSList *cur;
3855
3856         /* search deleting messages and execute */
3857         gtk_ctree_pre_recursive
3858                 (ctree, NULL, summary_execute_delete_func, summaryview);
3859
3860         if (!summaryview->mlist) return;
3861
3862         folder_item_remove_msgs(summaryview->folder_item,
3863                                 summaryview->mlist);
3864
3865         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3866                 procmsg_msginfo_free((MsgInfo *)cur->data);
3867
3868         g_slist_free(summaryview->mlist);
3869         summaryview->mlist = NULL;
3870 }
3871
3872 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3873                                         gpointer data)
3874 {
3875         SummaryView *summaryview = data;
3876         MsgInfo *msginfo;
3877
3878         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3879
3880         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3881                 summaryview->mlist =
3882                         g_slist_append(summaryview->mlist, msginfo);
3883                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3884
3885                 if (msginfo->msgid && *msginfo->msgid &&
3886                     node == g_hash_table_lookup(summaryview->msgid_table,
3887                                                 msginfo->msgid)) {
3888                         g_hash_table_remove(summaryview->msgid_table,
3889                                             msginfo->msgid);
3890                 }
3891                 if (msginfo->subject && *msginfo->subject &&
3892                     node == subject_table_lookup(summaryview->subject_table,
3893                                                  msginfo->subject)) {
3894                         subject_table_remove(summaryview->subject_table,
3895                                              msginfo->subject);
3896                 }
3897         }
3898 }
3899
3900 /* thread functions */
3901
3902 void summary_thread_build(SummaryView *summaryview)
3903 {
3904         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3905         GtkCTreeNode *node;
3906         GtkCTreeNode *next;
3907         GtkCTreeNode *parent;
3908         MsgInfo *msginfo;
3909         GSList *reflist;
3910
3911         summary_lock(summaryview);
3912
3913         debug_print("Building threads...");
3914         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3915         main_window_cursor_wait(summaryview->mainwin);
3916
3917         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3918                                        G_CALLBACK(summary_tree_expanded), summaryview);
3919         gtk_clist_freeze(GTK_CLIST(ctree));
3920
3921         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3922         while (node) {
3923                 next = GTK_CTREE_ROW(node)->sibling;
3924
3925                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3926
3927                 parent = NULL;
3928
3929                 if (msginfo && msginfo->inreplyto) {
3930                         parent = g_hash_table_lookup(summaryview->msgid_table,
3931                                                      msginfo->inreplyto);
3932
3933                         if (!parent && msginfo->references) {
3934                                 for (reflist = msginfo->references;
3935                                      reflist != NULL; reflist = reflist->next)
3936                                         if ((parent = g_hash_table_lookup
3937                                                 (summaryview->msgid_table,
3938                                                  reflist->data)))
3939                                                 break;
3940                         }
3941                 }
3942
3943                 if (prefs_common.thread_by_subject && parent == NULL) {
3944                         parent = subject_table_lookup
3945                                 (summaryview->subject_table,
3946                                  msginfo->subject);
3947                 }
3948
3949                 if (parent && parent != node) {
3950                         gtk_ctree_move(ctree, node, parent, NULL);
3951                 }
3952
3953                 node = next;
3954         }
3955
3956         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3957
3958         gtk_clist_thaw(GTK_CLIST(ctree));
3959         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3960                                          G_CALLBACK(summary_tree_expanded), summaryview);
3961
3962         debug_print("done.\n");
3963         STATUSBAR_POP(summaryview->mainwin);
3964         main_window_cursor_normal(summaryview->mainwin);
3965
3966         summaryview->threaded = TRUE;
3967
3968         summary_unlock(summaryview);
3969 }
3970
3971 static void summary_thread_init(SummaryView *summaryview)
3972 {
3973         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3974         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3975         GtkCTreeNode *next;
3976
3977         if (!summaryview->thread_collapsed) {
3978                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3979                                        G_CALLBACK(summary_tree_expanded), summaryview);
3980                 while (node) {
3981                         next = GTK_CTREE_ROW(node)->sibling;
3982                         if (GTK_CTREE_ROW(node)->children)
3983                                 gtk_ctree_expand_recursive(ctree, node);
3984                         node = next;
3985                 }
3986                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3987                                        G_CALLBACK(summary_tree_expanded), summaryview);
3988         }
3989 }
3990
3991 void summary_unthread(SummaryView *summaryview)
3992 {
3993         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3994         GtkCTreeNode *node;
3995         GtkCTreeNode *child;
3996         GtkCTreeNode *sibling;
3997         GtkCTreeNode *next_child;
3998
3999         summary_lock(summaryview);
4000
4001         debug_print("Unthreading...");
4002         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
4003         main_window_cursor_wait(summaryview->mainwin);
4004
4005         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4006                                         summary_tree_collapsed, summaryview);
4007         gtk_clist_freeze(GTK_CLIST(ctree));
4008
4009         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4010              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4011                 child = GTK_CTREE_ROW(node)->children;
4012                 sibling = GTK_CTREE_ROW(node)->sibling;
4013
4014                 while (child != NULL) {
4015                         next_child = GTK_CTREE_ROW(child)->sibling;
4016                         gtk_ctree_move(ctree, child, NULL, sibling);
4017                         child = next_child;
4018                 }
4019         }
4020
4021         /* CLAWS: and sort it */
4022         gtk_sctree_sort_recursive(ctree, NULL);
4023
4024         gtk_clist_thaw(GTK_CLIST(ctree));
4025         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4026                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4027
4028         debug_print("done.\n");
4029         STATUSBAR_POP(summaryview->mainwin);
4030         main_window_cursor_normal(summaryview->mainwin);
4031
4032         summaryview->threaded = FALSE;
4033
4034         summary_unlock(summaryview);
4035 }
4036
4037 static void summary_unthread_for_exec(SummaryView *summaryview)
4038 {
4039         GtkCTreeNode *node;
4040         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4041
4042         debug_print("Unthreading for execution...");
4043
4044         START_LONG_OPERATION(summaryview);
4045
4046         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4047              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4048                 summary_unthread_for_exec_func(ctree, node, NULL);
4049         }
4050
4051         END_LONG_OPERATION(summaryview);
4052
4053         debug_print("done.\n");
4054 }
4055
4056 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4057                                            gpointer data)
4058 {
4059         MsgInfo *msginfo;
4060         GtkCTreeNode *top_parent;
4061         GtkCTreeNode *child;
4062         GtkCTreeNode *sibling;
4063
4064         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4065
4066         if (!msginfo ||
4067             (!MSG_IS_MOVE(msginfo->flags) &&
4068              !MSG_IS_DELETED(msginfo->flags)))
4069                 return;
4070         child = GTK_CTREE_ROW(node)->children;
4071         if (!child) return;
4072
4073         for (top_parent = node;
4074              GTK_CTREE_ROW(top_parent)->parent != NULL;
4075              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4076                 ;
4077         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4078
4079         while (child != NULL) {
4080                 GtkCTreeNode *next_child;
4081
4082                 next_child = GTK_CTREE_ROW(child)->sibling;
4083                 gtk_ctree_move(ctree, child, NULL, sibling);
4084                 child = next_child;
4085         }
4086 }
4087
4088 void summary_expand_threads(SummaryView *summaryview)
4089 {
4090         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4091         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4092
4093         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4094                                        G_CALLBACK(summary_tree_expanded), summaryview);
4095         gtk_clist_freeze(GTK_CLIST(ctree));
4096
4097         while (node) {
4098                 if (GTK_CTREE_ROW(node)->children) {
4099                         gtk_ctree_expand(ctree, node);
4100                         summary_set_row_marks(summaryview, node);
4101                 }
4102                 node = GTK_CTREE_NODE_NEXT(node);
4103         }
4104
4105         gtk_clist_thaw(GTK_CLIST(ctree));
4106         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4107                                          G_CALLBACK(summary_tree_expanded), summaryview);
4108
4109         summaryview->thread_collapsed = FALSE;
4110
4111         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4112 }
4113
4114 void summary_collapse_threads(SummaryView *summaryview)
4115 {
4116         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4117         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4118
4119         gtk_clist_freeze(GTK_CLIST(ctree));
4120
4121         while (node) {
4122                 if (GTK_CTREE_ROW(node)->children)
4123                         gtk_ctree_collapse(ctree, node);
4124                 node = GTK_CTREE_ROW(node)->sibling;
4125         }
4126
4127         gtk_clist_thaw(GTK_CLIST(ctree));
4128
4129         summaryview->thread_collapsed = TRUE;
4130
4131         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4132 }
4133
4134 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4135 {
4136         summary_lock(summaryview);
4137
4138         folder_item_update_freeze();
4139
4140         debug_print("filtering...");
4141         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4142         main_window_cursor_wait(summaryview->mainwin);
4143
4144         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4145
4146         if (selected_only) {
4147                 GList *cur;
4148
4149                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4150                      cur != NULL && cur->data != NULL; cur = cur->next) {
4151                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4152                                             GTK_CTREE_NODE(cur->data),
4153                                             summaryview);
4154                 }
4155         } else {
4156                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4157                                         GTK_CTREE_FUNC(summary_filter_func),
4158                                         summaryview);
4159         }
4160         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4161
4162         folder_item_update_thaw();
4163         debug_print("done.\n");
4164         STATUSBAR_POP(summaryview->mainwin);
4165         main_window_cursor_normal(summaryview->mainwin);
4166
4167         summary_unlock(summaryview);
4168
4169         /*
4170          * CLAWS: summary_show() only valid after having a lock. ideally
4171          * we want the lock to be context aware...
4172          */
4173         summary_show(summaryview, summaryview->folder_item);
4174 }
4175
4176 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4177                                 gpointer data)
4178 {
4179         MailFilteringData mail_filtering_data;
4180         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4181
4182         mail_filtering_data.msginfo = msginfo;
4183         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4184                 return;
4185
4186         filter_message_by_msginfo(filtering_rules, msginfo);
4187 }
4188
4189 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4190                                  PrefsFilterType type, gint processing_rule)
4191 {
4192         gchar *header = NULL;
4193         gchar *key = NULL;
4194
4195         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4196
4197         if (processing_rule) {
4198                 if (item == NULL)
4199                         prefs_filtering_open(&pre_global_processing,
4200                                              _("Processing rules to apply before folder rules"),
4201                                              header, key);
4202                 else
4203                         prefs_filtering_open(&item->prefs->processing,
4204                                              _("Processing configuration"),
4205                                              header, key);
4206         }
4207         else {
4208                 prefs_filtering_open(&filtering_rules,
4209                                      _("Filtering configuration"),
4210                                        header, key);
4211         }
4212
4213         g_free(header);
4214         g_free(key);
4215 }
4216
4217 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4218                          gint processing_rule)
4219 {
4220         MsgInfo *msginfo;
4221         FolderItem * item;
4222
4223         if (!summaryview->selected) return;
4224
4225         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4226                                               summaryview->selected);
4227         if (!msginfo) return;
4228
4229         item = summaryview->folder_item;
4230         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4231 }
4232
4233 /* color label */
4234
4235 #define N_COLOR_LABELS colorlabel_get_color_count()
4236
4237 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4238                                                      gpointer data)
4239 {
4240         guint color = GPOINTER_TO_UINT(data);
4241         SummaryView *summaryview;
4242
4243         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4244         g_return_if_fail(summaryview != NULL);
4245
4246         /* "dont_toggle" state set? */
4247         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4248                                 "dont_toggle"))
4249                 return;
4250
4251         summary_set_colorlabel(summaryview, color, NULL);
4252 }
4253
4254 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4255  * for the messsage; not the color index */
4256 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4257                                   guint labelcolor)
4258 {
4259         GdkColor color;
4260         GtkStyle *style, *prev_style, *ctree_style;
4261         MsgInfo *msginfo;
4262         gint color_index;
4263
4264         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4265
4266         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4267         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4268         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4269
4270         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4271                 if (!prev_style) return;
4272                 style = gtk_style_copy(prev_style);
4273                 color = ctree_style->fg[GTK_STATE_NORMAL];
4274                 style->fg[GTK_STATE_NORMAL] = color;
4275                 color = ctree_style->fg[GTK_STATE_SELECTED];
4276                 style->fg[GTK_STATE_SELECTED] = color;
4277         } else {
4278                 if (prev_style)
4279                         style = gtk_style_copy(prev_style);
4280                 else
4281                         style = gtk_style_copy(ctree_style);
4282                 color = colorlabel_get_color(color_index);
4283                 style->fg[GTK_STATE_NORMAL] = color;
4284                 /* get the average of label color and selected fg color
4285                    for visibility */
4286                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4287                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4288                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4289         }
4290
4291         gtk_ctree_node_set_row_style(ctree, node, style);
4292 }
4293
4294 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4295 {
4296         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4297         MsgInfo *msginfo;
4298
4299         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4300
4301         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4302                                         MSG_CLABEL_FLAG_MASK, 0);
4303 }
4304
4305 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4306                             GtkWidget *widget)
4307 {
4308         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4309         GList *cur;
4310
4311         START_LONG_OPERATION(summaryview);
4312
4313         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4314                 summary_set_row_colorlabel(summaryview,
4315                                            GTK_CTREE_NODE(cur->data), labelcolor);
4316         END_LONG_OPERATION(summaryview);
4317 }
4318
4319 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4320                                                           gpointer data)
4321 {
4322         SummaryView *summaryview;
4323         GtkMenuShell *menu;
4324         GtkCheckMenuItem **items;
4325         gint n;
4326         GList *cur, *sel;
4327
4328         summaryview = (SummaryView *)data;
4329         g_return_if_fail(summaryview != NULL);
4330
4331         sel = GTK_CLIST(summaryview->ctree)->selection;
4332         if (!sel) return;
4333
4334         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4335         g_return_if_fail(menu != NULL);
4336
4337         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4338
4339         /* NOTE: don't return prematurely because we set the "dont_toggle"
4340          * state for check menu items */
4341         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4342                           GINT_TO_POINTER(1));
4343
4344         /* clear items. get item pointers. */
4345         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4346                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4347                         gtk_check_menu_item_set_active
4348                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4349                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4350                         n++;
4351                 }
4352         }
4353
4354         if (n == (N_COLOR_LABELS + 1)) {
4355                 /* iterate all messages and set the state of the appropriate
4356                  * items */
4357                 for (; sel != NULL; sel = sel->next) {
4358                         MsgInfo *msginfo;
4359                         gint clabel;
4360
4361                         msginfo = gtk_ctree_node_get_row_data
4362                                 (GTK_CTREE(summaryview->ctree),
4363                                  GTK_CTREE_NODE(sel->data));
4364                         if (msginfo) {
4365                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4366                                 if (!items[clabel]->active)
4367                                         gtk_check_menu_item_set_active
4368                                                 (items[clabel], TRUE);
4369                         }
4370                 }
4371         } else
4372                 g_warning("invalid number of color elements (%d)\n", n);
4373
4374         /* reset "dont_toggle" state */
4375         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4376                           GINT_TO_POINTER(0));
4377 }
4378
4379 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4380 {
4381         GtkWidget *label_menuitem;
4382         GtkWidget *menu;
4383         GtkWidget *item;
4384         gint i;
4385
4386         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4387                                                    "/Color label");
4388         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4389                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4390                            summaryview);
4391         gtk_widget_show(label_menuitem);
4392
4393         menu = gtk_menu_new();
4394
4395         /* create sub items. for the menu item activation callback we pass the
4396          * index of label_colors[] as data parameter. for the None color we
4397          * pass an invalid (high) value. also we attach a data pointer so we
4398          * can always get back the SummaryView pointer. */
4399
4400         item = gtk_check_menu_item_new_with_label(_("None"));
4401         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4402         g_signal_connect(G_OBJECT(item), "activate",
4403                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4404                            GUINT_TO_POINTER(0));
4405         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4406         gtk_widget_show(item);
4407
4408         item = gtk_menu_item_new();
4409         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4410         gtk_widget_show(item);
4411
4412         /* create pixmap/label menu items */
4413         for (i = 0; i < N_COLOR_LABELS; i++) {
4414                 item = colorlabel_create_check_color_menu_item(i);
4415                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4416                 g_signal_connect(G_OBJECT(item), "activate",
4417                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4418                                  GUINT_TO_POINTER(i + 1));
4419                 g_object_set_data(G_OBJECT(item), "summaryview",
4420                                   summaryview);
4421                 gtk_widget_show(item);
4422         }
4423
4424         gtk_widget_show(menu);
4425         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4426         summaryview->colorlabel_menu = menu;
4427 }
4428
4429 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4430 {
4431         GtkWidget *ctree;
4432         gint *col_pos = summaryview->col_pos;
4433         SummaryColumnState *col_state;
4434         gchar *titles[N_SUMMARY_COLS];
4435         SummaryColumnType type;
4436         gint pos;
4437
4438         memset(titles, 0, sizeof(titles));
4439
4440         col_state = prefs_summary_column_get_config();
4441         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4442                 summaryview->col_state[pos] = col_state[pos];
4443                 type = col_state[pos].type;
4444                 col_pos[type] = pos;
4445                 titles[pos] = "dummy";
4446         }
4447         col_state = summaryview->col_state;
4448
4449         ctree = gtk_sctree_new_with_titles
4450                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4451
4452         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4453         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4454                                            GTK_JUSTIFY_CENTER);
4455         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4456                                            GTK_JUSTIFY_CENTER);
4457         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4458                                            GTK_JUSTIFY_CENTER);
4459         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4460                                            GTK_JUSTIFY_CENTER);
4461         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4462                                            GTK_JUSTIFY_RIGHT);
4463         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4464                                            GTK_JUSTIFY_RIGHT);
4465         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4466                                            GTK_JUSTIFY_RIGHT);
4467         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4468                                    SUMMARY_COL_MARK_WIDTH);
4469         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4470                                    SUMMARY_COL_STATUS_WIDTH);
4471         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4472                                    SUMMARY_COL_LOCKED_WIDTH);
4473         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4474                                    SUMMARY_COL_MIME_WIDTH);
4475         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4476                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4477         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4478                                    prefs_common.summary_col_size[S_COL_FROM]);
4479         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4480                                    prefs_common.summary_col_size[S_COL_TO]);
4481         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4482                                    prefs_common.summary_col_size[S_COL_DATE]);
4483         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4484                                    prefs_common.summary_col_size[S_COL_SIZE]);
4485         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4486                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4487         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4488                                    prefs_common.summary_col_size[S_COL_SCORE]);
4489         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4490         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4491                                      GTK_CTREE_EXPANDER_SQUARE);
4492 #if 0
4493         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4494         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4495                                      GTK_CTREE_EXPANDER_TRIANGLE);
4496 #endif
4497         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4498         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4499
4500         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4501                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4502                                        GTK_CAN_FOCUS);
4503                 gtk_clist_set_column_visibility
4504                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4505         }
4506
4507         /* connect signal to the buttons for sorting */
4508 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4509         g_signal_connect \
4510                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4511                  "clicked", \
4512                  G_CALLBACK(func), \
4513                  summaryview)
4514
4515         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4516         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4517         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4518         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4519         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4520         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4521         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4522         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4523         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4524         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4525         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4526
4527 #undef CLIST_BUTTON_SIGNAL_CONNECT
4528
4529         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4530                          G_CALLBACK(summary_selected), summaryview);
4531         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4532                          G_CALLBACK(summary_button_pressed),
4533                          summaryview);
4534         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4535                          G_CALLBACK(summary_button_released),
4536                          summaryview);
4537         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4538                          G_CALLBACK(summary_key_pressed), summaryview);
4539         g_signal_connect(G_OBJECT(ctree), "resize_column",
4540                          G_CALLBACK(summary_col_resized), summaryview);
4541         g_signal_connect(G_OBJECT(ctree), "open_row",
4542                          G_CALLBACK(summary_open_row), summaryview);
4543
4544         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4545                                G_CALLBACK(summary_tree_expanded),
4546                                summaryview);
4547         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4548                                G_CALLBACK(summary_tree_collapsed),
4549                                summaryview);
4550
4551         g_signal_connect(G_OBJECT(ctree), "start_drag",
4552                          G_CALLBACK(summary_start_drag),
4553                          summaryview);
4554         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4555                          G_CALLBACK(summary_drag_data_get),
4556                          summaryview);
4557
4558         return ctree;
4559 }
4560
4561 void summary_set_column_order(SummaryView *summaryview)
4562 {
4563         GtkWidget *ctree;
4564         GtkWidget *scrolledwin = summaryview->scrolledwin;
4565         GtkWidget *pixmap;
4566         FolderItem *item;
4567         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4568         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4569
4570         item = summaryview->folder_item;
4571
4572         summary_clear_all(summaryview);
4573         gtk_widget_destroy(summaryview->ctree);
4574
4575         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4576         summary_set_fonts(summaryview);
4577         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4578         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4579                                     summaryview->col_pos[S_COL_MIME], pixmap);
4580         gtk_widget_show(pixmap);
4581         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4582                                             GTK_CLIST(ctree)->hadjustment);
4583         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4584                                             GTK_CLIST(ctree)->vadjustment);
4585         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4586         gtk_widget_show(ctree);
4587
4588         summary_show(summaryview, item);
4589
4590         summary_select_by_msgnum(summaryview, selected_msgnum);
4591
4592         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4593         if (!summaryview->displayed)
4594                 messageview_clear(summaryview->messageview);
4595         else
4596                 summary_redisplay_msg(summaryview);
4597 }
4598
4599
4600 /* callback functions */
4601
4602 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4603                                    SummaryView *summaryview)
4604 {
4605         if (event)
4606                 summary_toggle_view(summaryview);
4607         return TRUE;
4608 }
4609
4610 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4611                                        SummaryView *summaryview)
4612 {
4613         if (!event) return FALSE;
4614
4615         if (event->button == 3) {
4616                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4617                 /* right clicked */
4618                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4619                                NULL, NULL, event->button, event->time);
4620         } else if (event->button == 2) {
4621                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4622         } else if (event->button == 1) {
4623                 if (!prefs_common.emulate_emacs &&
4624                     messageview_is_visible(summaryview->messageview))
4625                         summaryview->display_msg = TRUE;
4626         }
4627
4628         return FALSE;
4629 }
4630
4631 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4632                                         SummaryView *summaryview)
4633 {
4634         return FALSE;
4635 }
4636
4637 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4638 {
4639         summary_key_pressed(summaryview->ctree, event, summaryview);
4640 }
4641
4642 #define BREAK_ON_MODIFIER_KEY() \
4643         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4644
4645 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4646                                     SummaryView *summaryview)
4647 {
4648         GtkCTree *ctree = GTK_CTREE(widget);
4649         GtkCTreeNode *node;
4650         MessageView *messageview;
4651         TextView *textview;
4652         GtkAdjustment *adj;
4653         gboolean mod_pressed;
4654
4655         if (summary_is_locked(summaryview)) return TRUE;
4656         if (!event) return TRUE;
4657
4658         if (quicksearch_has_focus(summaryview->quicksearch))
4659                 return FALSE;
4660
4661         switch (event->keyval) {
4662         case GDK_Left:          /* Move focus */
4663                 adj = gtk_scrolled_window_get_hadjustment
4664                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4665                 if (adj->lower != adj->value)
4666                         break;
4667                 /* FALLTHROUGH */
4668         case GDK_Escape:
4669                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4670                 return TRUE;
4671         case GDK_Home:
4672         case GDK_End:
4673                 if ((node = summaryview->selected) != NULL) {
4674                         GtkCTreeNode *next = NULL;
4675                         next = (event->keyval == GDK_Home)
4676                                         ? gtk_ctree_node_nth(ctree, 0)
4677                                         : gtk_ctree_node_nth(ctree,
4678                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4679                         if (next) {
4680                                 gtk_sctree_select_with_state
4681                                         (GTK_SCTREE(ctree), next, event->state);
4682
4683                                 /* Deprecated - what are the non-deprecated equivalents? */
4684                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4685                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4686                                 summaryview->selected = next;
4687                         }
4688                 }
4689                 return TRUE;
4690         default:
4691                 break;
4692         }
4693
4694         if (!summaryview->selected) {
4695                 node = gtk_ctree_node_nth(ctree, 0);
4696                 if (node)
4697                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4698                 else
4699                         return TRUE;
4700         }
4701
4702         messageview = summaryview->messageview;
4703         textview = messageview->mimeview->textview;
4704
4705         mod_pressed =
4706                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4707
4708         switch (event->keyval) {
4709         case GDK_space:         /* Page down or go to the next */
4710                 if (event->state & GDK_SHIFT_MASK)
4711                         textview_scroll_page(textview, TRUE);
4712                 else {
4713                         if (summaryview->displayed != summaryview->selected) {
4714                                 summary_display_msg(summaryview,
4715                                                     summaryview->selected);
4716                                 break;
4717                         }
4718                         if (mod_pressed) {
4719                                 if (!textview_scroll_page(textview, TRUE))
4720                                         summary_select_prev_unread(summaryview);
4721                         } else {
4722                                 if (!textview_scroll_page(textview, FALSE))
4723                                         summary_select_next_unread(summaryview);
4724                         }
4725                 }
4726                 break;
4727         case GDK_BackSpace:     /* Page up */
4728                 textview_scroll_page(textview, TRUE);
4729                 break;
4730         case GDK_Return:        /* Scroll up/down one line */
4731                 if (summaryview->displayed != summaryview->selected) {
4732                         summary_display_msg(summaryview,
4733                                             summaryview->selected);
4734                         break;
4735                 }
4736                 textview_scroll_one_line(textview, mod_pressed);
4737                 break;
4738         case GDK_Delete:
4739                 BREAK_ON_MODIFIER_KEY();
4740                 summary_delete_trash(summaryview);
4741                 break;
4742         default:
4743                 break;
4744         }
4745         return FALSE;
4746 }
4747
4748 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4749 {
4750         SummaryView *summaryview = data;
4751
4752         summary_show(summaryview, summaryview->folder_item);
4753 }
4754
4755 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4756 {
4757         SummaryView *summaryview = (SummaryView *)data;
4758
4759         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4760                 prefs_common.show_searchbar = TRUE;
4761                 quicksearch_show(summaryview->quicksearch);
4762         } else {
4763                 prefs_common.show_searchbar = FALSE;
4764                 quicksearch_hide(summaryview->quicksearch);
4765         }
4766 }
4767
4768 void summaryview_activate_quicksearch(SummaryView *summaryview)
4769 {
4770         gtk_toggle_button_set_active(
4771                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4772                 TRUE);
4773         quicksearch_show(summaryview->quicksearch);
4774 }
4775
4776 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4777 {
4778         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4779         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4780         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4781                 summary_reedit(summaryview);
4782         else
4783                 summary_open_msg(summaryview);
4784
4785         summaryview->display_msg = FALSE;
4786 }
4787
4788 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4789                                   SummaryView *summaryview)
4790 {
4791         summary_set_row_marks(summaryview, node);
4792         if (prefs_common.bold_unread) {
4793                 while (node) {
4794                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4795                         if (GTK_CTREE_ROW(node)->children)
4796                                 summary_set_row_marks(summaryview, node);
4797                         node = next;
4798                 }
4799         }
4800 }
4801
4802 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4803                                    SummaryView *summaryview)
4804 {
4805         summary_set_row_marks(summaryview, node);
4806 }
4807
4808 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4809                              gint column, SummaryView *summaryview)
4810 {
4811         MsgInfo *msginfo;
4812         gboolean marked_unread = FALSE;
4813
4814         if (summary_is_locked(summaryview)
4815         ||  GTK_SCTREE(ctree)->selecting_range) {
4816                 return;
4817         }
4818
4819         summary_status_show(summaryview);
4820
4821         if (GTK_CLIST(ctree)->selection &&
4822             GTK_CLIST(ctree)->selection->next) {
4823                 summaryview->display_msg = FALSE;
4824                 summary_set_menu_sensitive(summaryview);
4825                 toolbar_main_set_sensitive(summaryview->mainwin);
4826                 return;
4827         }
4828
4829         summaryview->selected = row;
4830
4831         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4832         g_return_if_fail(msginfo != NULL);
4833
4834         switch (column < 0 ? column : summaryview->col_state[column].type) {
4835         case S_COL_MARK:
4836                 if (!MSG_IS_DELETED(msginfo->flags) &&
4837                     !MSG_IS_MOVE(msginfo->flags) &&
4838                     !MSG_IS_COPY(msginfo->flags)) {
4839                         if (MSG_IS_MARKED(msginfo->flags)) {
4840                                 summary_unmark_row(summaryview, row);
4841                         } else {
4842                                 summary_mark_row(summaryview, row);
4843                         }
4844                 }
4845                 break;
4846         case S_COL_STATUS:
4847                 if (MSG_IS_UNREAD(msginfo->flags)) {
4848                         summary_mark_row_as_read(summaryview, row);
4849                         summary_status_show(summaryview);
4850                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4851                          !MSG_IS_FORWARDED(msginfo->flags)) {
4852                         marked_unread = TRUE;
4853                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4854                         summary_find_answers(summaryview, msginfo);
4855                         return;
4856                 }
4857                 break;
4858         case S_COL_LOCKED:
4859                 if (MSG_IS_LOCKED(msginfo->flags)) {
4860                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4861                         summary_set_row_marks(summaryview, row);
4862                 }
4863                 else
4864                         summary_lock_row(summaryview, row);
4865                 break;
4866         default:
4867                 break;
4868         }
4869
4870         if (summaryview->display_msg ||
4871             (prefs_common.always_show_msg &&
4872              messageview_is_visible(summaryview->messageview))) {
4873                 summaryview->display_msg = FALSE;
4874                 if (summaryview->displayed != row) {
4875                         summary_display_msg(summaryview, row);
4876                         if (marked_unread) {
4877                                 summary_mark_row_as_unread(summaryview, row);
4878                                 summary_status_show(summaryview);
4879                         }
4880                         return;
4881                 }
4882         }
4883
4884         if (marked_unread) {
4885                 summary_mark_row_as_unread(summaryview, row);
4886                 summary_status_show(summaryview);
4887         }
4888
4889         summary_set_menu_sensitive(summaryview);
4890         toolbar_main_set_sensitive(summaryview->mainwin);
4891 }
4892
4893 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4894                                 SummaryView *summaryview)
4895 {
4896         SummaryColumnType type = summaryview->col_state[column].type;
4897
4898         prefs_common.summary_col_size[type] = width;
4899 }
4900
4901
4902 /*
4903  * \brief get List of msginfo selected in SummaryView
4904  *
4905  * \param summaryview
4906  *
4907  * \return GSList holding MsgInfo
4908  */
4909 GSList *summary_get_selection(SummaryView *summaryview)
4910 {
4911         GList *sel = NULL;
4912         GSList *msginfo_list = NULL;
4913
4914         g_return_val_if_fail(summaryview != NULL, NULL);
4915
4916         sel = GTK_CLIST(summaryview->ctree)->selection;
4917
4918         g_return_val_if_fail(sel != NULL, NULL);
4919
4920         for ( ; sel != NULL; sel = sel->next)
4921                 msginfo_list =
4922                         g_slist_append(msginfo_list,
4923                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4924                                                                    GTK_CTREE_NODE(sel->data)));
4925         return msginfo_list;
4926 }
4927
4928 static void summary_reply_cb(SummaryView *summaryview, guint action,
4929                              GtkWidget *widget)
4930 {
4931         MessageView *msgview = (MessageView*)summaryview->messageview;
4932         GSList *msginfo_list;
4933
4934         g_return_if_fail(msgview != NULL);
4935
4936         msginfo_list = summary_get_selection(summaryview);
4937         g_return_if_fail(msginfo_list != NULL);
4938         compose_reply_from_messageview(msgview, msginfo_list, action);
4939         g_slist_free(msginfo_list);
4940 }
4941
4942 static void summary_show_all_header_cb(SummaryView *summaryview,
4943                                        guint action, GtkWidget *widget)
4944 {
4945         summaryview->messageview->all_headers =
4946                         GTK_CHECK_MENU_ITEM(widget)->active;
4947         summary_display_msg_selected(summaryview,
4948                                      GTK_CHECK_MENU_ITEM(widget)->active);
4949 }
4950
4951 static void summary_add_address_cb(SummaryView *summaryview,
4952                                    guint action, GtkWidget *widget)
4953 {
4954         summary_add_address(summaryview);
4955 }
4956
4957 static void summary_create_filter_cb(SummaryView *summaryview,
4958                                      guint action, GtkWidget *widget)
4959 {
4960         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4961 }
4962
4963 static void summary_create_processing_cb(SummaryView *summaryview,
4964                                          guint action, GtkWidget *widget)
4965 {
4966         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4967 }
4968
4969 static void summary_sort_by_column_click(SummaryView *summaryview,
4970                                          FolderSortKey sort_key)
4971 {
4972         GtkCTreeNode *node = NULL;
4973         START_TIMING("summary_sort_by_column_click");
4974         if (summaryview->sort_key == sort_key)
4975                 summary_sort(summaryview, sort_key,
4976                              summaryview->sort_type == SORT_ASCENDING
4977                              ? SORT_DESCENDING : SORT_ASCENDING);
4978         else
4979                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4980
4981         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4982
4983         if (prefs_common.bold_unread) {
4984                 while (node) {
4985                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4986                         if (GTK_CTREE_ROW(node)->children)
4987                                 summary_set_row_marks(summaryview, node);
4988                         node = next;
4989                 }
4990         }
4991         END_TIMING();
4992 }
4993
4994 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4995 {
4996         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4997 }
4998
4999 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5000 {
5001         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5002 }
5003
5004 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5005 {
5006         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5007 }
5008
5009 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5010 {
5011         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5012 }
5013
5014 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5015 {
5016         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5017 }
5018
5019 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5020 {
5021         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5022 }
5023
5024 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5025 {
5026         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5027 }
5028
5029 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5030 {
5031         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5032 }
5033
5034 static void summary_subject_clicked(GtkWidget *button,
5035                                     SummaryView *summaryview)
5036 {
5037         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5038 }
5039
5040 static void summary_score_clicked(GtkWidget *button,
5041                                   SummaryView *summaryview)
5042 {
5043         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5044 }
5045
5046 static void summary_locked_clicked(GtkWidget *button,
5047                                    SummaryView *summaryview)
5048 {
5049         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5050 }
5051
5052 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5053                                SummaryView *summaryview)
5054 {
5055         GdkDragContext *context;
5056
5057         g_return_if_fail(summaryview != NULL);
5058         g_return_if_fail(summaryview->folder_item != NULL);
5059         g_return_if_fail(summaryview->folder_item->folder != NULL);
5060         if (summaryview->selected == NULL) return;
5061
5062         context = gtk_drag_begin(widget, summaryview->target_list,
5063                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5064         gtk_drag_set_icon_default(context);
5065 }
5066
5067 static void summary_drag_data_get(GtkWidget        *widget,
5068                                   GdkDragContext   *drag_context,
5069                                   GtkSelectionData *selection_data,
5070                                   guint             info,
5071                                   guint             time,
5072                                   SummaryView      *summaryview)
5073 {
5074         if (info == TARGET_MAIL_URI_LIST) {
5075                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5076                 GList *cur;
5077                 MsgInfo *msginfo;
5078                 gchar *mail_list = NULL, *tmp1, *tmp2;
5079
5080                 for (cur = GTK_CLIST(ctree)->selection;
5081                      cur != NULL && cur->data != NULL; cur = cur->next) {
5082                         msginfo = gtk_ctree_node_get_row_data
5083                                 (ctree, GTK_CTREE_NODE(cur->data));
5084                         tmp2 = procmsg_get_message_file(msginfo);
5085                         if (!tmp2) continue;
5086                         tmp1 = g_strconcat("file://", tmp2, NULL);
5087                         g_free(tmp2);
5088
5089                         if (!mail_list) {
5090                                 mail_list = tmp1;
5091                         } else {
5092                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5093                                 g_free(mail_list);
5094                                 g_free(tmp1);
5095                                 mail_list = tmp2;
5096                         }
5097                 }
5098
5099                 if (mail_list != NULL) {
5100                         gtk_selection_data_set(selection_data,
5101                                                selection_data->target, 8,
5102                                                mail_list, strlen(mail_list));
5103                         g_free(mail_list);
5104                 }
5105         } else if (info == TARGET_DUMMY) {
5106                 if (GTK_CLIST(summaryview->ctree)->selection)
5107                         gtk_selection_data_set(selection_data,
5108                                                selection_data->target, 8,
5109                                                "Dummy-Summaryview",
5110                                                strlen("Dummy-Summaryview")+1);
5111         }
5112 }
5113
5114
5115 /* custom compare functions for sorting */
5116
5117 #define CMP_FUNC_DEF(func_name, val)                                     \
5118 static gint func_name(GtkCList *clist,                                   \
5119                       gconstpointer ptr1, gconstpointer ptr2)            \
5120 {                                                                        \
5121         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5122         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5123                                                                          \
5124         if (!msginfo1 || !msginfo2)                                      \
5125                 return -1;                                               \
5126                                                                          \
5127         return (val);                                                    \
5128 }
5129
5130 CMP_FUNC_DEF(summary_cmp_by_mark,
5131              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5132 CMP_FUNC_DEF(summary_cmp_by_status,
5133              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5134 CMP_FUNC_DEF(summary_cmp_by_mime,
5135              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5136 CMP_FUNC_DEF(summary_cmp_by_label,
5137              MSG_GET_COLORLABEL(msginfo1->flags) -
5138              MSG_GET_COLORLABEL(msginfo2->flags))
5139 CMP_FUNC_DEF(summary_cmp_by_locked,
5140              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5141
5142 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5143 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5144 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5145
5146 #undef CMP_FUNC_DEF
5147
5148 static gint summary_cmp_by_subject(GtkCList *clist,
5149                                    gconstpointer ptr1,
5150                                    gconstpointer ptr2)
5151 {
5152         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5153         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5154
5155         if (!msginfo1->subject)
5156                 return (msginfo2->subject != NULL);
5157         if (!msginfo2->subject)
5158                 return -1;
5159
5160         return subject_compare_for_sort
5161                 (msginfo1->subject, msginfo2->subject);
5162 }
5163
5164 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5165                                 gconstpointer ptr2)
5166 {
5167         const gchar *str1, *str2;
5168         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5169         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5170         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5171
5172         g_return_val_if_fail(sv, -1);
5173
5174         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5175         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5176
5177         if (!str1)
5178                 return str2 != NULL;
5179
5180         if (!str2)
5181                 return -1;
5182
5183         return g_utf8_collate(str1, str2);
5184 }
5185
5186 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5187                                 gconstpointer ptr2)
5188 {
5189         const gchar *str1, *str2;
5190         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5191         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5192         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5193
5194         g_return_val_if_fail(sv, -1);
5195
5196         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5197         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5198
5199         if (!str1)
5200                 return str2 != NULL;
5201
5202         if (!str2)
5203                 return -1;
5204
5205         return g_utf8_collate(str1, str2);
5206 }
5207
5208 static gint summary_cmp_by_simplified_subject
5209         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5210 {
5211         const FolderItemPrefs *prefs;
5212         const gchar *str1, *str2;
5213         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5214         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5215         const MsgInfo *msginfo1 = r1->data;
5216         const MsgInfo *msginfo2 = r2->data;
5217         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5218
5219         g_return_val_if_fail(sv, -1);
5220         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5221
5222         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5223         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5224
5225         if (!str1)
5226                 return str2 != NULL;
5227
5228         if (!str2)
5229                 return -1;
5230
5231         prefs = msginfo1->folder->prefs;
5232         if (!prefs)
5233                 prefs = msginfo2->folder->prefs;
5234         if (!prefs)
5235                 return -1;
5236
5237         return subject_compare_for_sort(str1, str2);
5238 }
5239
5240 static gint summary_cmp_by_score(GtkCList *clist,
5241                                  gconstpointer ptr1, gconstpointer ptr2)
5242 {
5243         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5244         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5245         int diff;
5246
5247         /* if score are equal, sort by date */
5248
5249         diff = msginfo1->score - msginfo2->score;
5250         if (diff != 0)
5251                 return diff;
5252         else
5253                 return summary_cmp_by_date(clist, ptr1, ptr2);
5254 }
5255
5256 static void news_flag_crosspost(MsgInfo *msginfo)
5257 {
5258         GString *line;
5259         gpointer key;
5260         gpointer value;
5261         Folder *mff;
5262
5263         g_return_if_fail(msginfo != NULL);
5264         g_return_if_fail(msginfo->folder != NULL);
5265         g_return_if_fail(msginfo->folder->folder != NULL);
5266         mff = msginfo->folder->folder;
5267         g_return_if_fail(mff->klass->type == F_NEWS);
5268
5269         if (mff->account->mark_crosspost_read) {
5270                 line = g_string_sized_new(128);
5271                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5272                 debug_print("nfcp: checking <%s>", line->str);
5273                 if (mff->newsart &&
5274                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5275                         debug_print(" <%s>", (gchar *)value);
5276                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5277                                 summary_msginfo_change_flags(msginfo,
5278                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5279                         }
5280                         g_hash_table_remove(mff->newsart, key);
5281                         g_free(key);
5282                 }
5283                 g_string_free(line, TRUE);
5284                 debug_print("\n");
5285         }
5286 }
5287
5288 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5289 {
5290         SummaryView *summaryview = (SummaryView *) data;
5291         MsgInfo *msginfo;
5292
5293         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5294
5295         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5296
5297         summary_set_row_marks(summaryview, row);
5298         debug_print("Message %d is marked as ignore thread\n",
5299             msginfo->msgnum);
5300 }
5301
5302 static void summary_ignore_thread(SummaryView *summaryview)
5303 {
5304         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5305         GList *cur;
5306
5307         START_LONG_OPERATION(summaryview);
5308         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5309                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5310                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5311                                         summaryview);
5312
5313         END_LONG_OPERATION(summaryview);
5314
5315         summary_status_show(summaryview);
5316 }
5317
5318 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5319 {
5320         SummaryView *summaryview = (SummaryView *) data;
5321         MsgInfo *msginfo;
5322
5323         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5324
5325         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5326
5327         summary_set_row_marks(summaryview, row);
5328         debug_print("Message %d is marked as unignore thread\n",
5329             msginfo->msgnum);
5330 }
5331
5332 static void summary_unignore_thread(SummaryView *summaryview)
5333 {
5334         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5335         GList *cur;
5336
5337         START_LONG_OPERATION(summaryview);
5338         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5339                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5340                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5341                                         summaryview);
5342
5343         END_LONG_OPERATION(summaryview);
5344
5345         summary_status_show(summaryview);
5346 }
5347
5348 static void summary_check_ignore_thread_func
5349                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5350 {
5351         MsgInfo *msginfo;
5352         gint *found_ignore = (gint *) data;
5353
5354         if (*found_ignore) return;
5355         else {
5356                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5357                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5358         }
5359 }
5360
5361 void summary_toggle_ignore_thread(SummaryView *summaryview)
5362 {
5363         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5364         GList *cur;
5365         gint found_ignore = 0;
5366
5367         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5368                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5369                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5370                                         &found_ignore);
5371
5372         if (found_ignore)
5373                 summary_unignore_thread(summaryview);
5374         else
5375                 summary_ignore_thread(summaryview);
5376 }
5377
5378 #if 0 /* OLD PROCESSING */
5379 static gboolean processing_apply_func(GNode *node, gpointer data)
5380 {
5381         FolderItem *item;
5382         GSList * processing;
5383         SummaryView * summaryview = (SummaryView *) data;
5384
5385         if (node == NULL)
5386                 return FALSE;
5387
5388         item = node->data;
5389         /* prevent from the warning */
5390         if (item->path == NULL)
5391                 return FALSE;
5392         processing = item->prefs->processing;
5393
5394
5395         if (processing != NULL) {
5396                 gchar * buf;
5397                 GSList * mlist;
5398                 GSList * cur;
5399
5400                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5401                 debug_print(buf);
5402                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5403                 g_free(buf);
5404
5405                 mlist = folder_item_get_msg_list(item);
5406                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5407                         MsgInfo * msginfo;
5408
5409                         msginfo = (MsgInfo *) cur->data;
5410                         filter_message_by_msginfo(processing, msginfo, NULL);
5411                         procmsg_msginfo_free(msginfo);
5412                 }
5413
5414                 g_slist_free(mlist);
5415
5416                 STATUSBAR_POP(summaryview->mainwin);
5417         }
5418
5419
5420         return FALSE;
5421 }
5422
5423 void processing_apply(SummaryView * summaryview)
5424 {
5425         GList * cur;
5426
5427         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5428                 Folder *folder;
5429
5430                 folder = (Folder *) cur->data;
5431                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5432                                 processing_apply_func, summaryview);
5433         }
5434 }
5435 #endif
5436
5437 void summary_toggle_show_read_messages(SummaryView *summaryview)
5438 {
5439         FolderItemUpdateData source;
5440         if (summaryview->folder_item->hide_read_msgs)
5441                 summaryview->folder_item->hide_read_msgs = 0;
5442         else
5443                 summaryview->folder_item->hide_read_msgs = 1;
5444
5445         source.item = summaryview->folder_item;
5446         source.update_flags = F_ITEM_UPDATE_NAME;
5447         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5448         summary_show(summaryview, summaryview->folder_item);
5449 }
5450
5451 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5452                                              guint action)
5453 {
5454         GtkWidget *widget;
5455
5456         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5457                                            "/View/Hide read messages");
5458         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5459                           GINT_TO_POINTER(1));
5460         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5461         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5462                           GINT_TO_POINTER(0));
5463 }
5464
5465 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5466 {
5467         GtkWidget *ctree = summaryview->ctree;
5468         GtkWidget *pixmap;
5469
5470         gtk_widget_destroy(summaryview->folder_pixmap);
5471
5472         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5473         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5474         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5475         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5476         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5477         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5478         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5479         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5480         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5481         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5482         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5483         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5484         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5485
5486         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5487         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5488         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5489         gtk_widget_show(pixmap);
5490         summaryview->folder_pixmap = pixmap;
5491
5492         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5493         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5494                               summaryview->quick_search_pixmap);
5495         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5496         gtk_widget_show(pixmap);
5497         summaryview->quick_search_pixmap = pixmap;
5498
5499         folderview_unselect(summaryview->folderview);
5500         folderview_select(summaryview->folderview, summaryview->folder_item);
5501         summary_set_column_titles(summaryview);
5502 }
5503
5504 /*
5505  * Harvest addresses for selected messages in summary view.
5506  */
5507 void summary_harvest_address(SummaryView *summaryview)
5508 {
5509         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5510         GList *cur;
5511         GList *msgList;
5512         MsgInfo *msginfo;
5513
5514         msgList = NULL;
5515         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5516                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5517                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5518         }
5519         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5520         g_list_free( msgList );
5521 }
5522
5523 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5524 {
5525         int err;
5526         gchar buf[BUFFSIZE];
5527         regex_t *preg = NULL;
5528
5529         preg = g_new0(regex_t, 1);
5530
5531         err = string_match_precompile(simplify_subject_regexp,
5532                                       preg, REG_EXTENDED);
5533         if (err) {
5534                 regerror(err, preg, buf, BUFFSIZE);
5535                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5536                 g_free(preg);
5537                 preg = NULL;
5538         }
5539
5540         return preg;
5541 }
5542
5543 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5544 {
5545         g_return_if_fail(summaryview != NULL);
5546         g_return_if_fail(item != NULL);
5547
5548         /* Subject simplification */
5549         if(summaryview->simplify_subject_preg) {
5550                 regfree(summaryview->simplify_subject_preg);
5551                 g_free(summaryview->simplify_subject_preg);
5552                 summaryview->simplify_subject_preg = NULL;
5553         }
5554         if(item->prefs && item->prefs->simplify_subject_regexp &&
5555            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5556                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5557
5558         /* Sorting */
5559         summaryview->sort_key = item->sort_key;
5560         summaryview->sort_type = item->sort_type;
5561
5562         /* Threading */
5563         summaryview->threaded = item->threaded;
5564         summaryview->thread_collapsed = item->thread_collapsed;
5565
5566         /* Scoring */
5567 #if 0
5568         if (global_scoring || item->prefs->scoring) {
5569                 summaryview->important_score = prefs_common.important_score;
5570                 if (item->prefs->important_score >
5571                     summaryview->important_score)
5572                         summaryview->important_score =
5573                                 item->prefs->important_score;
5574         }
5575 #endif
5576 }
5577
5578 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5579 {
5580         /* Sorting */
5581         item->sort_key = summaryview->sort_key;
5582         item->sort_type = summaryview->sort_type;
5583
5584         /* Threading */
5585         item->threaded = summaryview->threaded;
5586         item->thread_collapsed = summaryview->thread_collapsed;
5587 }
5588
5589 static gboolean summary_update_msg(gpointer source, gpointer data)
5590 {
5591         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5592         SummaryView *summaryview = (SummaryView *)data;
5593         GtkCTreeNode *node;
5594
5595         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5596         g_return_val_if_fail(summaryview != NULL, FALSE);
5597
5598         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5599                 node = gtk_ctree_find_by_row_data(
5600                                 GTK_CTREE(summaryview->ctree), NULL,
5601                                 msginfo_update->msginfo);
5602
5603                 if (node)
5604                         summary_set_row_marks(summaryview, node);
5605         }
5606
5607         return FALSE;
5608 }
5609
5610 /*!
5611  *\brief        change summaryview to display your answer(s) to a message
5612  *
5613  *\param        summaryview The SummaryView ;)
5614  *\param        msginfo The message for which answers are searched
5615  *
5616  */
5617 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5618 {
5619         FolderItem *sent_folder = NULL;
5620         PrefsAccount *account = NULL;
5621         GtkCTreeNode *node = NULL;
5622         char *buf = NULL;
5623         if (msg == NULL || msg->msgid == NULL)
5624                 return;
5625
5626         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5627         if (account == NULL)
5628                 return;
5629         sent_folder = account_get_special_folder
5630                                 (account, F_OUTBOX);
5631
5632         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5633
5634         if (sent_folder != summaryview->folder_item) {
5635                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5636         }
5637
5638         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5639
5640         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5641         g_free(buf);
5642
5643         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5644         if (node)
5645                 summary_select_node(summaryview, node, TRUE, TRUE);
5646 }
5647
5648 void summaryview_export_mbox_list(SummaryView *summaryview)
5649 {
5650         GSList *list = summary_get_selected_msg_list(summaryview);
5651         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5652
5653         if (mbox == NULL || list == NULL)
5654                 return;
5655
5656         export_list_to_mbox(list, mbox);
5657
5658         g_slist_free(list);
5659         g_free(mbox);
5660
5661 }
5662
5663 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5664 {
5665         if (!summaryview || !summaryview->folder_item || !item) {
5666                 return;
5667         }
5668
5669         if (summaryview->folder_item->folder == item->folder) {
5670                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5671         }
5672 }
5673 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5674 {
5675         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5676 }