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_("/---"),                    NULL, NULL,             0, "<Separator>"},
 404         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 405         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 406         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 409         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 410         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 411         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 412         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 413         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 414         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 415         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 416         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 417         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 418         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 419         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 420         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 421         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 422         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 423         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 424         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 425
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/Add sender to address boo_k"),
 428                                         NULL, summary_add_address_cb, 0, NULL},
 429         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 430         {N_("/Create f_ilter rule/_Automatically"),
 431                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 432         {N_("/Create f_ilter rule/by _From"),
 433                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 434         {N_("/Create f_ilter rule/by _To"),
 435                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 436         {N_("/Create f_ilter rule/by _Subject"),
 437                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 438         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 439         {N_("/Create processing rule/_Automatically"),
 440                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 441         {N_("/Create processing rule/by _From"),
 442                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 443         {N_("/Create processing rule/by _To"),
 444                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 445         {N_("/Create processing rule/by _Subject"),
 446                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 447         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 448         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 449         {N_("/_View/Open in new _window"),
 450                                         "<control><alt>N", summary_open_msg,    0, NULL},
 451         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 452         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 453         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 454         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 455         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 456 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 457
 458 static const gchar *const col_label[N_SUMMARY_COLS] = {
 459         N_("M"),        /* S_COL_MARK    */
 460         N_("S"),        /* S_COL_STATUS  */
 461         "",             /* S_COL_MIME    */
 462         N_("Subject"),  /* S_COL_SUBJECT */
 463         N_("From"),     /* S_COL_FROM    */
 464         N_("To"),       /* S_COL_TO      */
 465         N_("Date"),     /* S_COL_DATE    */
 466         N_("Size"),     /* S_COL_SIZE    */
 467         N_("No."),      /* S_COL_NUMBER  */
 468         N_("Score"),    /* S_COL_SCORE   */
 469         N_("L")         /* S_COL_LOCKED  */
 470 };
 471
 472 #define START_LONG_OPERATION(summaryview) {                     \
 473         summary_lock(summaryview);                              \
 474         main_window_cursor_wait(summaryview->mainwin);          \
 475         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 476         folder_item_update_freeze();                            \
 477         inc_lock();                                             \
 478 }
 479 #define END_LONG_OPERATION(summaryview) {                       \
 480         inc_unlock();                                           \
 481         folder_item_update_thaw();                              \
 482         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 483         main_window_cursor_normal(summaryview->mainwin);        \
 484         summary_unlock(summaryview);                            \
 485 }
 486
 487 SummaryView *summary_create(void)
 488 {
 489         SummaryView *summaryview;
 490         GtkWidget *vbox;
 491         GtkWidget *scrolledwin;
 492         GtkWidget *ctree;
 493         GtkWidget *hbox;
 494         GtkWidget *hbox_l;
 495         GtkWidget *statlabel_folder;
 496         GtkWidget *statlabel_select;
 497         GtkWidget *statlabel_msgs;
 498         GtkWidget *hbox_spc;
 499         GtkWidget *toggle_eventbox;
 500         GtkWidget *toggle_arrow;
 501         GtkWidget *popupmenu;
 502         GtkWidget *toggle_search;
 503         GtkTooltips *search_tip;
 504         GtkItemFactory *popupfactory;
 505         gint n_entries;
 506         QuickSearch *quicksearch;
 507
 508         debug_print("Creating summary view...\n");
 509         summaryview = g_new0(SummaryView, 1);
 510
 511 #define SUMMARY_VBOX_SPACING 3
 512         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 513
 514         /* create status label */
 515         hbox = gtk_hbox_new(FALSE, 0);
 516         gtk_widget_show(hbox);
 517
 518         search_tip = gtk_tooltips_new();
 519         toggle_search = gtk_toggle_button_new();
 520         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 521                                      prefs_common.show_searchbar);
 522         gtk_widget_show(toggle_search);
 523
 524         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 525                              toggle_search,
 526                              _("Toggle quick-search bar"), NULL);
 527
 528         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 529
 530         hbox_l = gtk_hbox_new(FALSE, 0);
 531         gtk_widget_show(hbox_l);
 532         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 533
 534         statlabel_folder = gtk_label_new("");
 535         gtk_widget_show(statlabel_folder);
 536         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 537         statlabel_select = gtk_label_new("");
 538         gtk_widget_show(statlabel_select);
 539         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 540
 541         /* toggle view button */
 542         toggle_eventbox = gtk_event_box_new();
 543         gtk_widget_show(toggle_eventbox);
 544         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 545         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 546         gtk_widget_show(toggle_arrow);
 547         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 548         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 549                          G_CALLBACK(summary_toggle_pressed),
 550                          summaryview);
 551
 552
 553         statlabel_msgs = gtk_label_new("");
 554         gtk_widget_show(statlabel_msgs);
 555         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 556
 557         hbox_spc = gtk_hbox_new(FALSE, 0);
 558         gtk_widget_show(hbox_spc);
 559         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 560
 561         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 562         gtk_widget_show(scrolledwin);
 563         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 564                                        GTK_POLICY_AUTOMATIC,
 565                                        GTK_POLICY_AUTOMATIC);
 566         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 567         gtk_widget_set_size_request(vbox,
 568                              prefs_common.summaryview_width,
 569                              prefs_common.summaryview_height);
 570
 571         ctree = summary_ctree_create(summaryview);
 572         gtk_widget_show(ctree);
 573
 574         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 575                                             GTK_CLIST(ctree)->hadjustment);
 576         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 577                                             GTK_CLIST(ctree)->vadjustment);
 578         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 579
 580         /* status label */
 581         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 582
 583         /* quick search */
 584         quicksearch = quicksearch_new();
 585         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 586
 587         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 588
 589         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 590                           G_CALLBACK(tog_searchbar_cb), summaryview);
 591
 592         /* create popup menu */
 593         n_entries = sizeof(summary_popup_entries) /
 594                 sizeof(summary_popup_entries[0]);
 595         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 596                                       "<SummaryView>", &popupfactory,
 597                                       summaryview);
 598
 599         summaryview->vbox = vbox;
 600         summaryview->scrolledwin = scrolledwin;
 601         summaryview->ctree = ctree;
 602         summaryview->hbox = hbox;
 603         summaryview->hbox_l = hbox_l;
 604         summaryview->statlabel_folder = statlabel_folder;
 605         summaryview->statlabel_select = statlabel_select;
 606         summaryview->statlabel_msgs = statlabel_msgs;
 607         summaryview->toggle_eventbox = toggle_eventbox;
 608         summaryview->toggle_arrow = toggle_arrow;
 609         summaryview->toggle_search = toggle_search;
 610         summaryview->popupmenu = popupmenu;
 611         summaryview->popupfactory = popupfactory;
 612         summaryview->lock_count = 0;
 613         summaryview->msginfo_update_callback_id =
 614                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 615
 616         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 617
 618         summaryview->quicksearch = quicksearch;
 619
 620         /* CLAWS: need this to get the SummaryView * from
 621          * the CList */
 622         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 623
 624         gtk_widget_show_all(vbox);
 625
 626         gtk_widget_show(vbox);
 627
 628         if (prefs_common.show_searchbar)
 629                 quicksearch_show(quicksearch);
 630         else
 631                 quicksearch_hide(quicksearch);
 632
 633         return summaryview;
 634 }
 635
 636 static void summary_set_fonts(SummaryView *summaryview)
 637 {
 638         PangoFontDescription *font_desc;
 639         gint size;
 640
 641         font_desc = pango_font_description_from_string(NORMAL_FONT);
 642         gtk_widget_modify_font(summaryview->ctree, font_desc);
 643         pango_font_description_free(font_desc);
 644
 645         if (!bold_style) {
 646                 bold_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 649                 if (font_desc) {
 650                         pango_font_description_free(bold_style->font_desc);
 651                         bold_style->font_desc = font_desc;
 652                 }
 653
 654                 pango_font_description_set_weight
 655                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 656                 bold_marked_style = gtk_style_copy(bold_style);
 657                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 bold_deleted_style = gtk_style_copy(bold_style);
 660                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663
 664         font_desc = pango_font_description_new();
 665         size = pango_font_description_get_size
 666                 (summaryview->ctree->style->font_desc);
 667         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 668         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 669         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 670         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 671         pango_font_description_free(font_desc);
 672 }
 673
 674 void summary_init(SummaryView *summaryview)
 675 {
 676         GtkWidget *pixmap;
 677
 678         gtk_widget_realize(summaryview->ctree);
 679         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 680                          &markxpm, &markxpmmask);
 681         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 682                          &deletedxpm, &deletedxpmmask);
 683         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 684                          &newxpm, &newxpmmask);
 685         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 686                          &unreadxpm, &unreadxpmmask);
 687         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 688                          &repliedxpm, &repliedxpmmask);
 689         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 690                          &forwardedxpm, &forwardedxpmmask);
 691         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 692                          &clipxpm, &clipxpmmask);
 693         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 694                          &lockedxpm, &lockedxpmmask);
 695         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 696                          &ignorethreadxpm, &ignorethreadxpmmask);
 697         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 698                          &clipkeyxpm, &clipkeyxpmmask);
 699         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 700                          &keyxpm, &keyxpmmask);
 701         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 702                          &gpgsignedxpm, &gpgsignedxpmmask);
 703         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 704                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 705
 706         summary_set_fonts(summaryview);
 707
 708         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 709         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 710         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 711         gtk_widget_show(pixmap);
 712         summaryview->folder_pixmap = pixmap;
 713
 714         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 715         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 716         gtk_widget_show(pixmap);
 717         summaryview->quick_search_pixmap = pixmap;
 718
 719         /* Init summaryview prefs */
 720         summaryview->sort_key = SORT_BY_NONE;
 721         summaryview->sort_type = SORT_ASCENDING;
 722
 723         /* Init summaryview extra data */
 724         summaryview->simplify_subject_preg = NULL;
 725
 726         summary_clear_list(summaryview);
 727         summary_set_column_titles(summaryview);
 728         summary_colorlabel_menu_create(summaryview);
 729         summary_set_menu_sensitive(summaryview);
 730
 731 }
 732
 733 #if 0
 734 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 735                                                  GtkCTreeNode *current_node)
 736 {
 737         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 738         GtkCTreeNode *node;
 739         MsgInfo *msginfo;
 740         gint best_score = MIN_SCORE;
 741         GtkCTreeNode *best_node = NULL;
 742
 743         if (current_node)
 744                 /*node = current_node;*/
 745                 node = GTK_CTREE_NODE_NEXT(current_node);
 746         else
 747                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 748
 749         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 750                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 751                 if (msginfo->score >= summaryview->important_score)
 752                         break;
 753                 if (msginfo->score > best_score) {
 754                         best_score = msginfo->score;
 755                         best_node = node;
 756                 }
 757         }
 758
 759         if (node != NULL)
 760                 return node;
 761         else
 762                 return best_node;
 763 }
 764
 765 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 766                                                  GtkCTreeNode *current_node)
 767 {
 768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 769         GtkCTreeNode *node;
 770         MsgInfo *msginfo;
 771         gint best_score = MIN_SCORE;
 772         GtkCTreeNode *best_node = NULL;
 773
 774         if (current_node)
 775                 /*node = current_node;*/
 776                 node = GTK_CTREE_NODE_PREV(current_node);
 777         else
 778                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 779
 780         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 781                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 782                 if (msginfo->score >= summaryview->important_score)
 783                         break;
 784                 if (msginfo->score > best_score) {
 785                         best_score = msginfo->score;
 786                         best_node = node;
 787                 }
 788         }
 789
 790         if (node != NULL)
 791                 return node;
 792         else
 793                 return best_node;
 794 }
 795 #endif
 796
 797 #define CURRENTLY_DISPLAYED(m) \
 798 ( (m->msgnum == displayed_msgnum) \
 799   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 800
 801 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 802 {
 803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 804         GtkCTreeNode *node;
 805         GSList *mlist = NULL;
 806         gchar *buf;
 807         gboolean is_refresh;
 808         guint selected_msgnum = 0;
 809         guint displayed_msgnum = 0;
 810         GSList *cur;
 811         GSList *not_killed;
 812         gboolean hidden_removed = FALSE;
 813
 814         if (summary_is_locked(summaryview)) return FALSE;
 815
 816         if (!summaryview->mainwin)
 817                 return FALSE;
 818
 819         inc_lock();
 820         summary_lock(summaryview);
 821
 822         if (!prefs_common.summary_quicksearch_sticky
 823          && !prefs_common.summary_quicksearch_recurse
 824          && !quicksearch_is_running(summaryview->quicksearch)) {
 825                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 826         }
 827
 828         /* STATUSBAR_POP(summaryview->mainwin); */
 829
 830         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 831
 832         if (is_refresh) {
 833                 selected_msgnum = summary_get_msgnum(summaryview,
 834                                                      summaryview->selected);
 835                 displayed_msgnum = summary_get_msgnum(summaryview,
 836                                                       summaryview->displayed);
 837         }
 838
 839         /* process the marks if any */
 840         if (summaryview->mainwin->lock_count == 0 &&
 841             (summaryview->moved > 0 || summaryview->copied > 0)) {
 842                 AlertValue val;
 843                 gboolean changed = FALSE;
 844
 845                 val = alertpanel(_("Process mark"),
 846                                  _("Some marks are left. Process it?"),
 847                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 848                 if (G_ALERTDEFAULT == val) {
 849                         summary_unlock(summaryview);
 850                         summary_execute(summaryview);
 851                         summary_lock(summaryview);
 852                         changed = TRUE;
 853                 } else if (G_ALERTALTERNATE == val) {
 854                         /* DO NOTHING */
 855                 } else {
 856                         summary_unlock(summaryview);
 857                         inc_unlock();
 858                         return FALSE;
 859                 }
 860                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 861                         folder_update_op_count();
 862         }
 863
 864         gtk_clist_freeze(GTK_CLIST(ctree));
 865
 866         summary_clear_list(summaryview);
 867
 868         buf = NULL;
 869         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 870                 g_free(buf);
 871                 debug_print("empty folder\n\n");
 872                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 873                 summary_clear_all(summaryview);
 874                 summaryview->folder_item = item;
 875                 gtk_clist_thaw(GTK_CLIST(ctree));
 876                 summary_unlock(summaryview);
 877                 inc_unlock();
 878                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 879                         main_window_cursor_wait(summaryview->mainwin);
 880                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 881                         if (quicksearch_is_active(summaryview->quicksearch))
 882                                 quicksearch_search_subfolders(summaryview->quicksearch,
 883                                               summaryview->folderview,
 884                                               summaryview->folder_item);
 885                         main_window_cursor_normal(summaryview->mainwin);
 886                 }
 887                 return TRUE;
 888         }
 889         g_free(buf);
 890
 891         if (!is_refresh)
 892                 messageview_clear(summaryview->messageview);
 893
 894         summaryview->folder_item = item;
 895         item->opened = TRUE;
 896
 897         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 898         debug_print("%s\n", buf);
 899         STATUSBAR_PUSH(summaryview->mainwin, buf);
 900         g_free(buf);
 901
 902         main_window_cursor_wait(summaryview->mainwin);
 903
 904         mlist = folder_item_get_msg_list(item);
 905
 906         if (summaryview->folder_item->hide_read_msgs &&
 907             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 908                 GSList *not_killed;
 909
 910                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 911                 not_killed = NULL;
 912                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 913                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 914
 915                         if (!msginfo->hidden) {
 916                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 917                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 918                                         not_killed = g_slist_prepend(not_killed, msginfo);
 919                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 920                                          MSG_IS_LOCKED(msginfo->flags))
 921                                         not_killed = g_slist_prepend(not_killed, msginfo);
 922                                 else if (is_refresh &&
 923                                         (msginfo->msgnum == selected_msgnum ||
 924                                          msginfo->msgnum == displayed_msgnum))
 925                                         not_killed = g_slist_prepend(not_killed, msginfo);
 926                                 else
 927                                         procmsg_msginfo_free(msginfo);
 928                          } else
 929                                 procmsg_msginfo_free(msginfo);
 930                 }
 931                 hidden_removed = TRUE;
 932                 g_slist_free(mlist);
 933                 mlist = not_killed;
 934         } else {
 935                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 936         }
 937
 938         if (quicksearch_is_active(summaryview->quicksearch)) {
 939                 GSList *not_killed;
 940
 941                 not_killed = NULL;
 942                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 943                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 944
 945                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 946                                 not_killed = g_slist_prepend(not_killed, msginfo);
 947                         else
 948                                 procmsg_msginfo_free(msginfo);
 949                 }
 950                 hidden_removed = TRUE;
 951                 if (quicksearch_is_running(summaryview->quicksearch)) {
 952                         /* only scan subfolders when quicksearch changed,
 953                          * not when search is the same and folder changed */
 954                         main_window_cursor_wait(summaryview->mainwin);
 955                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 956                         quicksearch_search_subfolders(summaryview->quicksearch,
 957                                               summaryview->folderview,
 958                                               summaryview->folder_item);
 959                         main_window_cursor_normal(summaryview->mainwin);
 960                 }
 961
 962                 g_slist_free(mlist);
 963                 mlist = not_killed;
 964         }
 965
 966         if (!hidden_removed) {
 967                 not_killed = NULL;
 968                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 969                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 970
 971                         if (!msginfo->hidden)
 972                                 not_killed = g_slist_prepend(not_killed, msginfo);
 973                         else
 974                                 procmsg_msginfo_free(msginfo);
 975                 }
 976                 g_slist_free(mlist);
 977                 mlist = not_killed;
 978         }
 979
 980         STATUSBAR_POP(summaryview->mainwin);
 981
 982         /* set ctree and hash table from the msginfo list, and
 983            create the thread */
 984         summary_set_ctree_from_list(summaryview, mlist);
 985
 986         g_slist_free(mlist);
 987
 988         if (is_refresh) {
 989                 summaryview->displayed =
 990                         summary_find_msg_by_msgnum(summaryview,
 991                                                    displayed_msgnum);
 992                 if (!summaryview->displayed)
 993                         messageview_clear(summaryview->messageview);
 994                 summary_unlock(summaryview);
 995                 summary_select_by_msgnum(summaryview, selected_msgnum);
 996                 summary_lock(summaryview);
 997                 if (!summaryview->selected) {
 998                         /* no selected message - select first unread
 999                            message, but do not display it */
1000                         node = summary_find_next_flagged_msg(summaryview, NULL,
1001                                                              MSG_UNREAD, FALSE);
1002                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1003                                 node = gtk_ctree_node_nth
1004                                         (ctree,
1005                                          item->sort_type == SORT_DESCENDING
1006                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1007                         summary_unlock(summaryview);
1008                         summary_select_node(summaryview, node, FALSE, TRUE);
1009                         summary_lock(summaryview);
1010                 }
1011         } else {
1012                 switch (prefs_common.select_on_entry) {
1013                         case SELECTONENTRY_NEW:
1014                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1015                                                                      MSG_NEW, FALSE);
1016                                 if (node == NULL)
1017                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1018                                                                      MSG_UNREAD, FALSE);
1019                                 break;
1020                         case SELECTONENTRY_UNREAD:
1021                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1022                                                                      MSG_UNREAD, FALSE);
1023                                 if (node == NULL)
1024                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1025                                                                      MSG_NEW, FALSE);
1026                                 break;
1027                         default:
1028                                 node = NULL;
1029                 }
1030
1031                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1032                         node = gtk_ctree_node_nth
1033                                 (ctree,
1034                                  item->sort_type == SORT_DESCENDING
1035                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1036                 }
1037                 summary_unlock(summaryview);
1038                 summary_select_node(summaryview, node,
1039                                     prefs_common.always_show_msg,
1040                                     TRUE);
1041                 summary_lock(summaryview);
1042         }
1043
1044         summary_status_show(summaryview);
1045         summary_set_menu_sensitive(summaryview);
1046         toolbar_main_set_sensitive(summaryview->mainwin);
1047
1048         gtk_clist_thaw(GTK_CLIST(ctree));
1049
1050         debug_print("\n");
1051         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1052         STATUSBAR_POP(summaryview->mainwin);
1053         main_window_cursor_normal(summaryview->mainwin);
1054         summary_unlock(summaryview);
1055         inc_unlock();
1056
1057         return TRUE;
1058 }
1059
1060 #undef CURRENTLY_DISPLAYED
1061
1062
1063 void summary_clear_list(SummaryView *summaryview)
1064 {
1065         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1066         gint optimal_width;
1067
1068         gtk_clist_freeze(clist);
1069
1070         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1071                                 NULL, summary_free_msginfo_func, NULL);
1072
1073         if (summaryview->folder_item) {
1074                 summaryview->folder_item->opened = FALSE;
1075                 summaryview->folder_item = NULL;
1076         }
1077
1078         summaryview->display_msg = FALSE;
1079
1080         summaryview->selected = NULL;
1081         summaryview->displayed = NULL;
1082         summaryview->total_size = 0;
1083         summaryview->deleted = summaryview->moved = 0;
1084         summaryview->copied = 0;
1085         if (summaryview->msgid_table) {
1086                 g_hash_table_destroy(summaryview->msgid_table);
1087                 summaryview->msgid_table = NULL;
1088         }
1089         if (summaryview->subject_table) {
1090                 g_hash_table_destroy(summaryview->subject_table);
1091                 summaryview->subject_table = NULL;
1092         }
1093         summaryview->mlist = NULL;
1094
1095         gtk_clist_clear(clist);
1096         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1097                 optimal_width = gtk_clist_optimal_column_width
1098                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1099                 gtk_clist_set_column_width
1100                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1101                          optimal_width);
1102         }
1103
1104         gtk_clist_thaw(clist);
1105 }
1106
1107 void summary_clear_all(SummaryView *summaryview)
1108 {
1109         messageview_clear(summaryview->messageview);
1110         summary_clear_list(summaryview);
1111         summary_set_menu_sensitive(summaryview);
1112         toolbar_main_set_sensitive(summaryview->mainwin);
1113         summary_status_show(summaryview);
1114 }
1115
1116 void summary_lock(SummaryView *summaryview)
1117 {
1118         summaryview->lock_count++;
1119 }
1120
1121 void summary_unlock(SummaryView *summaryview)
1122 {
1123         if (summaryview->lock_count)
1124                 summaryview->lock_count--;
1125 }
1126
1127 gboolean summary_is_locked(SummaryView *summaryview)
1128 {
1129         return summaryview->lock_count > 0;
1130 }
1131
1132 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1133 {
1134         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1135         SummarySelection selection;
1136
1137         if (!clist->row_list)
1138                 selection = SUMMARY_NONE;
1139         else if (!clist->selection)
1140                 selection = SUMMARY_SELECTED_NONE;
1141         else if (!clist->selection->next)
1142                 selection = SUMMARY_SELECTED_SINGLE;
1143         else
1144                 selection = SUMMARY_SELECTED_MULTIPLE;
1145
1146         return selection;
1147 }
1148
1149 /*!
1150  *\return       MsgInfo * Selected message if there's one selected;
1151  *              if multiple selected, or none, return NULL.
1152  */
1153 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1154 {
1155         /* summaryview->selected may be valid when multiple
1156          * messages were selected */
1157         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1158
1159         if (sellist == NULL || sellist->next)
1160                 return NULL;
1161
1162         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1163 }
1164
1165 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1166 {
1167         GSList *mlist = NULL;
1168         GList *cur;
1169         MsgInfo *msginfo;
1170
1171         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1172              cur = cur->next) {
1173                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1174                 mlist = g_slist_prepend(mlist, msginfo);
1175         }
1176
1177         mlist = g_slist_reverse(mlist);
1178
1179         return mlist;
1180 }
1181
1182 GSList *summary_get_msg_list(SummaryView *summaryview)
1183 {
1184         GSList *mlist = NULL;
1185         GtkCTree *ctree;
1186         GtkCTreeNode *node;
1187         MsgInfo *msginfo;
1188
1189         ctree = GTK_CTREE(summaryview->ctree);
1190
1191         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1192              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1193                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1194                 mlist = g_slist_prepend(mlist, msginfo);
1195         }
1196
1197         mlist = g_slist_reverse(mlist);
1198
1199         return mlist;
1200 }
1201
1202 static void summary_set_menu_sensitive(SummaryView *summaryview)
1203 {
1204         GtkItemFactory *ifactory = summaryview->popupfactory;
1205         SensitiveCond state;
1206         gboolean sensitive;
1207         GtkWidget *menuitem;
1208         gint i;
1209
1210         static const struct {
1211                 gchar *const entry;
1212                 SensitiveCond cond;
1213         } entry[] = {
1214                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1215                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1216                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1217                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1218                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1219
1220                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1221                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1222                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1223
1224                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1225                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1226                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1227                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1228
1229                 {"/Mark"                        , M_TARGET_EXIST},
1230                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1231                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1232                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1233                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1234                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1235                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1236                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1237                 {"/Color label"                 , M_TARGET_EXIST},
1238
1239                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1240                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1241                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1242
1243                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1244                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1245                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1246                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1247                 {"/Save as..."                  , M_TARGET_EXIST},
1248                 {"/Print..."                    , M_TARGET_EXIST},
1249                 {NULL, 0}
1250         };
1251
1252         main_window_set_menu_sensitive(summaryview->mainwin);
1253
1254         state = main_window_get_current_state(summaryview->mainwin);
1255
1256         for (i = 0; entry[i].entry != NULL; i++) {
1257                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1258                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1259         }
1260
1261
1262         summary_lock(summaryview);
1263         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1264         gtk_check_menu_item_set_active
1265                 (GTK_CHECK_MENU_ITEM(menuitem),
1266                  summaryview->messageview->mimeview->textview->show_all_headers);
1267         summary_unlock(summaryview);
1268 }
1269
1270 void summary_select_prev_unread(SummaryView *summaryview)
1271 {
1272         GtkCTreeNode *node;
1273         gboolean skip_cur = FALSE;
1274
1275         if (summaryview->displayed
1276         &&  summaryview->selected == summaryview->displayed) {
1277                 debug_print("skipping current\n");
1278                 skip_cur = TRUE;
1279         }
1280
1281         node = summary_find_prev_flagged_msg
1282                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1283
1284         if (!node || node == summaryview->selected) {
1285                 AlertValue val = 0;
1286
1287                 switch (prefs_common.next_unread_msg_dialog) {
1288                         case NEXTUNREADMSGDIALOG_ALWAYS:
1289                                 val = alertpanel(_("No more unread messages"),
1290                                                  _("No unread message found. "
1291                                                    "Search from the end?"),
1292                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1293                                 break;
1294                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1295                                 val = G_ALERTDEFAULT;
1296                                 break;
1297                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1298                                 val = !G_ALERTDEFAULT;
1299                                 break;
1300                         default:
1301                                 debug_print(
1302                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1303                 }
1304                 if (val != G_ALERTDEFAULT) return;
1305                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1306                                                      MSG_UNREAD, FALSE);
1307         }
1308
1309         if (!node)
1310                 alertpanel_notice(_("No unread messages."));
1311         else
1312                 summary_select_node(summaryview, node, TRUE, FALSE);
1313 }
1314
1315 void summary_select_next_unread(SummaryView *summaryview)
1316 {
1317         GtkCTreeNode *node = summaryview->selected;
1318         gboolean skip_cur = FALSE;
1319
1320         if (summaryview->displayed
1321         &&  summaryview->selected == summaryview->displayed) {
1322                 debug_print("skipping cur (%p %p)\n",
1323                         summaryview->displayed, summaryview->selected);
1324                 skip_cur = TRUE;
1325         }
1326
1327
1328         node = summary_find_next_flagged_msg
1329                 (summaryview, node, MSG_UNREAD, skip_cur);
1330
1331         if (node)
1332                 summary_select_node(summaryview, node, TRUE, FALSE);
1333         else {
1334                 node = summary_find_next_flagged_msg
1335                         (summaryview, NULL, MSG_UNREAD, FALSE);
1336                 if (node == NULL || node == summaryview->selected) {
1337                         AlertValue val = 0;
1338
1339                         switch (prefs_common.next_unread_msg_dialog) {
1340                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1341                                         val = alertpanel(_("No more unread messages"),
1342                                                          _("No unread message found. "
1343                                                            "Go to next folder?"),
1344                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1345                                         break;
1346                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1347                                         val = G_ALERTDEFAULT;
1348                                         break;
1349                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1350                                         val = G_ALERTOTHER;
1351                                         break;
1352                                 default:
1353                                         debug_print(
1354                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1355                         }
1356
1357                         if (val == G_ALERTDEFAULT) {
1358                                 folderview_select_next_unread(summaryview->folderview);
1359                                 return;
1360                         }
1361                         else
1362                                 return;
1363                 } else
1364                         summary_select_node(summaryview, node, TRUE, FALSE);
1365
1366         }
1367 }
1368
1369 void summary_select_prev_new(SummaryView *summaryview)
1370 {
1371         GtkCTreeNode *node;
1372         gboolean skip_cur = FALSE;
1373
1374         if (summaryview->displayed
1375         &&  summaryview->selected == summaryview->displayed) {
1376                 debug_print("skipping current\n");
1377                 skip_cur = TRUE;
1378         }
1379
1380         node = summary_find_prev_flagged_msg
1381                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1382
1383         if (!node || node == summaryview->selected) {
1384                 AlertValue val = 0;
1385
1386                 switch (prefs_common.next_unread_msg_dialog) {
1387                         case NEXTUNREADMSGDIALOG_ALWAYS:
1388                                 val = alertpanel(_("No more new messages"),
1389                                                  _("No new message found. "
1390                                                    "Search from the end?"),
1391                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1392                                 break;
1393                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1394                                 val = G_ALERTDEFAULT;
1395                                 break;
1396                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1397                                 val = !G_ALERTDEFAULT;
1398                                 break;
1399                         default:
1400                                 debug_print(
1401                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1402                 }
1403                 if (val != G_ALERTDEFAULT) return;
1404                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1405                                                      MSG_NEW, FALSE);
1406         }
1407
1408         if (!node)
1409                 alertpanel_notice(_("No new messages."));
1410         else
1411                 summary_select_node(summaryview, node, TRUE, FALSE);
1412 }
1413
1414 void summary_select_next_new(SummaryView *summaryview)
1415 {
1416         GtkCTreeNode *node = summaryview->selected;
1417         gboolean skip_cur = FALSE;
1418
1419         if (summaryview->displayed
1420         &&  summaryview->selected == summaryview->displayed) {
1421                 debug_print("skipping cur (%p %p)\n",
1422                         summaryview->displayed, summaryview->selected);
1423                 skip_cur = TRUE;
1424         }
1425
1426
1427         node = summary_find_next_flagged_msg
1428                 (summaryview, node, MSG_NEW, skip_cur);
1429
1430         if (node)
1431                 summary_select_node(summaryview, node, TRUE, FALSE);
1432         else {
1433                 node = summary_find_next_flagged_msg
1434                         (summaryview, NULL, MSG_NEW, FALSE);
1435                 if (node == NULL || node == summaryview->selected) {
1436                         AlertValue val = 0;
1437
1438                         switch (prefs_common.next_unread_msg_dialog) {
1439                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1440                                         val = alertpanel(_("No more new messages"),
1441                                                          _("No new message found. "
1442                                                            "Go to next folder?"),
1443                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1444                                         break;
1445                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1446                                         val = G_ALERTDEFAULT;
1447                                         break;
1448                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1449                                         val = G_ALERTOTHER;
1450                                         break;
1451                                 default:
1452                                         debug_print(
1453                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1454                         }
1455
1456                         if (val == G_ALERTDEFAULT) {
1457                                 folderview_select_next_new(summaryview->folderview);
1458                                 return;
1459                         }
1460                         else
1461                                 return;
1462                 } else
1463                         summary_select_node(summaryview, node, TRUE, FALSE);
1464
1465         }
1466 }
1467
1468 void summary_select_prev_marked(SummaryView *summaryview)
1469 {
1470         GtkCTreeNode *node;
1471
1472         node = summary_find_prev_flagged_msg
1473                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1474
1475         if (!node) {
1476                 AlertValue val;
1477
1478                 val = alertpanel(_("No more marked messages"),
1479                                  _("No marked message found. "
1480                                    "Search from the end?"),
1481                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1482                 if (val != G_ALERTDEFAULT) return;
1483                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1484                                                      MSG_MARKED, TRUE);
1485         }
1486
1487         if (!node)
1488                 alertpanel_notice(_("No marked messages."));
1489         else
1490                 summary_select_node(summaryview, node, TRUE, FALSE);
1491 }
1492
1493 void summary_select_next_marked(SummaryView *summaryview)
1494 {
1495         GtkCTreeNode *node;
1496
1497         node = summary_find_next_flagged_msg
1498                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1499
1500         if (!node) {
1501                 AlertValue val;
1502
1503                 val = alertpanel(_("No more marked messages"),
1504                                  _("No marked message found. "
1505                                    "Search from the beginning?"),
1506                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1507                 if (val != G_ALERTDEFAULT) return;
1508                 node = summary_find_next_flagged_msg(summaryview, NULL,
1509                                                      MSG_MARKED, TRUE);
1510         }
1511
1512         if (!node)
1513                 alertpanel_notice(_("No marked messages."));
1514         else
1515                 summary_select_node(summaryview, node, TRUE, FALSE);
1516 }
1517
1518 void summary_select_prev_labeled(SummaryView *summaryview)
1519 {
1520         GtkCTreeNode *node;
1521
1522         node = summary_find_prev_flagged_msg
1523                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1524
1525         if (!node) {
1526                 AlertValue val;
1527
1528                 val = alertpanel(_("No more labeled messages"),
1529                                  _("No labeled message found. "
1530                                    "Search from the end?"),
1531                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1532                 if (val != G_ALERTDEFAULT) return;
1533                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1534                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1535         }
1536
1537         if (!node)
1538                 alertpanel_notice(_("No labeled messages."));
1539         else
1540                 summary_select_node(summaryview, node, TRUE, FALSE);
1541 }
1542
1543 void summary_select_next_labeled(SummaryView *summaryview)
1544 {
1545         GtkCTreeNode *node;
1546
1547         node = summary_find_next_flagged_msg
1548                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1549
1550         if (!node) {
1551                 AlertValue val;
1552
1553                 val = alertpanel(_("No more labeled messages"),
1554                                  _("No labeled message found. "
1555                                    "Search from the beginning?"),
1556                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1557                 if (val != G_ALERTDEFAULT) return;
1558                 node = summary_find_next_flagged_msg(summaryview, NULL,
1559                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1560         }
1561
1562         if (!node)
1563                 alertpanel_notice(_("No labeled messages."));
1564         else
1565                 summary_select_node(summaryview, node, TRUE, FALSE);
1566 }
1567
1568 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1569 {
1570         GtkCTreeNode *node;
1571
1572         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1573         summary_select_node(summaryview, node, FALSE, TRUE);
1574 }
1575
1576 /**
1577  * summary_select_node:
1578  * @summaryview: Summary view.
1579  * @node: Summary tree node.
1580  * @display_msg: TRUE to display the selected message.
1581  * @do_refresh: TRUE to refresh the widget.
1582  *
1583  * Select @node (bringing it into view by scrolling and expanding its
1584  * thread, if necessary) and unselect all others.  If @display_msg is
1585  * TRUE, display the corresponding message in the message view.
1586  * If @do_refresh is TRUE, the widget is refreshed.
1587  **/
1588 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1589                          gboolean display_msg, gboolean do_refresh)
1590 {
1591         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1592
1593         if (node) {
1594                 gtkut_ctree_expand_parent_all(ctree, node);
1595                 if (do_refresh) {
1596                         GTK_EVENTS_FLUSH();
1597                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1598                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1599                 }
1600                 summary_unselect_all(summaryview);
1601                 if (display_msg && summaryview->displayed == node)
1602                         summaryview->displayed = NULL;
1603                 summaryview->display_msg = display_msg;
1604                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1605                 if (summaryview->selected == NULL)
1606                         summaryview->selected = node;
1607         }
1608 }
1609
1610 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1611 {
1612         GtkCTree *ctree =NULL;
1613         MsgInfo *msginfo;
1614
1615         if (!summaryview)
1616                 return 0;
1617         ctree = GTK_CTREE(summaryview->ctree);
1618         if (!node)
1619                 return 0;
1620         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1621         return msginfo->msgnum;
1622 }
1623
1624 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1625                                            GtkCTreeNode *current_node)
1626 {
1627         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1628         GtkCTreeNode *node;
1629         MsgInfo *msginfo;
1630
1631         if (current_node)
1632                 node = current_node;
1633         else
1634                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1635
1636         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1637                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1638                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1639         }
1640
1641         return node;
1642 }
1643
1644 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1645                                            GtkCTreeNode *current_node)
1646 {
1647         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1648         GtkCTreeNode *node;
1649         MsgInfo *msginfo;
1650
1651         if (current_node)
1652                 node = current_node;
1653         else
1654                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1655
1656         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1657                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1658                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1659         }
1660
1661         return node;
1662 }
1663
1664 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1665                                                    GtkCTreeNode *current_node,
1666                                                    MsgPermFlags flags,
1667                                                    gboolean start_from_prev)
1668 {
1669         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1670         GtkCTreeNode *node;
1671         MsgInfo *msginfo;
1672
1673         if (current_node) {
1674                 if (start_from_prev)
1675                         node = GTK_CTREE_NODE_PREV(current_node);
1676                 else
1677                         node = current_node;
1678         } else
1679                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1680
1681         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1682                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1683                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1684         }
1685
1686         return node;
1687 }
1688
1689 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1690                                                    GtkCTreeNode *current_node,
1691                                                    MsgPermFlags flags,
1692                                                    gboolean start_from_next)
1693 {
1694         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1695         GtkCTreeNode *node;
1696         MsgInfo *msginfo;
1697
1698         if (current_node) {
1699                 if (start_from_next)
1700                         node = gtkut_ctree_node_next(ctree, current_node);
1701                 else
1702                         node = current_node;
1703         } else
1704                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1705
1706         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1707                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1708                 /* Find msg with matching flags but ignore messages with
1709                    ignore flags, if searching for new or unread messages */
1710                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1711                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1712                         break;
1713         }
1714
1715         return node;
1716 }
1717
1718 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1719                                                 guint msgnum)
1720 {
1721         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1722         GtkCTreeNode *node;
1723         MsgInfo *msginfo;
1724
1725         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1726
1727         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1728                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1729                 if (msginfo && msginfo->msgnum == msgnum) break;
1730         }
1731
1732         return node;
1733 }
1734
1735 static guint attract_hash_func(gconstpointer key)
1736 {
1737         gchar *str;
1738         gchar *p;
1739         guint h;
1740
1741         Xstrdup_a(str, (const gchar *)key, return 0);
1742         trim_subject(str);
1743
1744         p = str;
1745         h = *p;
1746
1747         if (h) {
1748                 for (p += 1; *p != '\0'; p++)
1749                         h = (h << 5) - h + *p;
1750         }
1751
1752         return h;
1753 }
1754
1755 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1756 {
1757         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1758 }
1759
1760 void summary_attract_by_subject(SummaryView *summaryview)
1761 {
1762         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1763         GtkCList *clist = GTK_CLIST(ctree);
1764         GtkCTreeNode *src_node;
1765         GtkCTreeNode *dst_node, *sibling;
1766         GtkCTreeNode *tmp;
1767         MsgInfo *src_msginfo, *dst_msginfo;
1768         GHashTable *subject_table;
1769
1770         debug_print("Attracting messages by subject...");
1771         STATUSBAR_PUSH(summaryview->mainwin,
1772                        _("Attracting messages by subject..."));
1773
1774         main_window_cursor_wait(summaryview->mainwin);
1775         gtk_clist_freeze(clist);
1776
1777         subject_table = g_hash_table_new(attract_hash_func,
1778                                          attract_compare_func);
1779
1780         for (src_node = GTK_CTREE_NODE(clist->row_list);
1781              src_node != NULL;
1782              src_node = tmp) {
1783                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1784                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1785                 if (!src_msginfo) continue;
1786                 if (!src_msginfo->subject) continue;
1787
1788                 /* find attracting node */
1789                 dst_node = g_hash_table_lookup(subject_table,
1790                                                src_msginfo->subject);
1791
1792                 if (dst_node) {
1793                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1794
1795                         /* if the time difference is more than 20 days,
1796                            don't attract */
1797                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1798                             > 60 * 60 * 24 * 20)
1799                                 continue;
1800
1801                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1802                         if (src_node != sibling)
1803                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1804                 }
1805
1806                 g_hash_table_insert(subject_table,
1807                                     src_msginfo->subject, src_node);
1808         }
1809
1810         g_hash_table_destroy(subject_table);
1811
1812         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1813
1814         gtk_clist_thaw(clist);
1815
1816         debug_print("done.\n");
1817         STATUSBAR_POP(summaryview->mainwin);
1818
1819         main_window_cursor_normal(summaryview->mainwin);
1820 }
1821
1822 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1823                                       gpointer data)
1824 {
1825         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1826
1827         if (msginfo)
1828                 procmsg_msginfo_free(msginfo);
1829 }
1830
1831 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1832                                    gpointer data)
1833 {
1834         SummaryView *summaryview = data;
1835         MsgInfo *msginfo;
1836
1837         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1838
1839         if (msginfo->folder && msginfo->folder->folder &&
1840             msginfo->folder->folder->klass->type == F_NEWS)
1841                 news_flag_crosspost(msginfo);
1842
1843         if (MSG_IS_DELETED(msginfo->flags))
1844                 summaryview->deleted++;
1845
1846         summaryview->total_size += msginfo->size;
1847
1848         summary_set_row_marks(summaryview, node);
1849 }
1850
1851 static void summary_update_status(SummaryView *summaryview)
1852 {
1853         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1854         GtkCTreeNode *node;
1855         MsgInfo *msginfo;
1856
1857         summaryview->total_size =
1858         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1859
1860         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1861              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1862                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1863
1864                 if (MSG_IS_DELETED(msginfo->flags))
1865                         summaryview->deleted++;
1866                 if (MSG_IS_MOVE(msginfo->flags))
1867                         summaryview->moved++;
1868                 if (MSG_IS_COPY(msginfo->flags))
1869                         summaryview->copied++;
1870                 summaryview->total_size += msginfo->size;
1871         }
1872 }
1873
1874 static void summary_status_show(SummaryView *summaryview)
1875 {
1876         gchar *str;
1877         gchar *del, *mv, *cp;
1878         gchar *sel;
1879         gchar *spc;
1880         gchar *itstr;
1881         GList *rowlist, *cur;
1882         guint n_selected = 0;
1883         off_t sel_size = 0;
1884         MsgInfo *msginfo;
1885         gchar *name;
1886
1887         if (!summaryview->folder_item) {
1888                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1889                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1890                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1891                 return;
1892         }
1893
1894         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1895         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1896                 msginfo = gtk_ctree_node_get_row_data
1897                         (GTK_CTREE(summaryview->ctree),
1898                          GTK_CTREE_NODE(cur->data));
1899                 if (!msginfo)
1900                         g_warning("summary_status_show(): msginfo == NULL\n");
1901                 else {
1902                         sel_size += msginfo->size;
1903                         n_selected++;
1904                 }
1905         }
1906
1907         name = folder_item_get_name(summaryview->folder_item);
1908         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1909         g_free(name);
1910
1911         if (summaryview->deleted)
1912                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1913         else
1914                 del = g_strdup("");
1915         if (summaryview->moved)
1916                 mv = g_strdup_printf(_("%s%d moved"),
1917                                      summaryview->deleted ? _(", ") : "",
1918                                      summaryview->moved);
1919         else
1920                 mv = g_strdup("");
1921         if (summaryview->copied)
1922                 cp = g_strdup_printf(_("%s%d copied"),
1923                                      summaryview->deleted ||
1924                                      summaryview->moved ? _(", ") : "",
1925                                      summaryview->copied);
1926         else
1927                 cp = g_strdup("");
1928
1929         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1930                 spc = "    ";
1931         else
1932                 spc = "";
1933
1934         if (n_selected) {
1935                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1936                 if (n_selected == 1)
1937                         itstr = g_strdup(_(" item selected"));
1938                 else
1939                         itstr = g_strdup(_(" items selected"));
1940         } else {
1941                 sel = g_strdup("");
1942                 itstr = g_strdup("");
1943         }
1944
1945         str = g_strconcat(n_selected ? itos(n_selected) : "",
1946                                         itstr, sel, spc, del, mv, cp, NULL);
1947         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1948         g_free(str);
1949         g_free(sel);
1950         g_free(del);
1951         g_free(mv);
1952         g_free(cp);
1953         g_free(itstr);
1954
1955         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1956
1957                                       summaryview->folder_item->new_msgs,
1958                                       summaryview->folder_item->unread_msgs,
1959                                       summaryview->folder_item->total_msgs,
1960                                       to_human_readable(summaryview->total_size));
1961         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1962         g_free(str);
1963 }
1964
1965 static void summary_set_column_titles(SummaryView *summaryview)
1966 {
1967         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1968         GtkWidget *hbox;
1969         GtkWidget *label;
1970         GtkWidget *arrow;
1971         gint pos;
1972         const gchar *title;
1973         SummaryColumnType type;
1974         gboolean single_char;
1975         GtkJustification justify;
1976
1977         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1978                 SORT_BY_MARK,
1979                 SORT_BY_STATUS,
1980                 SORT_BY_MIME,
1981                 SORT_BY_SUBJECT,
1982                 SORT_BY_FROM,
1983                 SORT_BY_TO,
1984                 SORT_BY_DATE,
1985                 SORT_BY_SIZE,
1986                 SORT_BY_NUMBER,
1987                 SORT_BY_SCORE,
1988                 SORT_BY_LOCKED
1989         };
1990
1991         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1992                 type = summaryview->col_state[pos].type;
1993
1994                 /* CLAWS: mime and unread are single char headers */
1995                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
1996                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1997                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1998
1999                 switch (type) {
2000                 case S_COL_SUBJECT:
2001                 case S_COL_FROM:
2002                 case S_COL_TO:
2003                 case S_COL_DATE:
2004                 case S_COL_NUMBER:
2005                         if (prefs_common.trans_hdr)
2006                                 title = gettext(col_label[type]);
2007                         else
2008                                 title = col_label[type];
2009                         break;
2010                 /* CLAWS: dummies for mark and locked headers */
2011                 case S_COL_MARK:
2012                 case S_COL_LOCKED:
2013                         title = "";
2014                         break;
2015                 default:
2016                         title = gettext(col_label[type]);
2017                 }
2018
2019                 if (type == S_COL_MIME) {
2020                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2021                         gtk_widget_show(label);
2022                         gtk_clist_set_column_widget(clist, pos, label);
2023                         continue;
2024                 } else if (single_char) {
2025                         gtk_clist_set_column_title(clist, pos, title);
2026                         continue;
2027                 }
2028
2029                 /* CLAWS: changed so that locked and mark headers
2030                  * show a pixmap instead of single character */
2031                 hbox  = gtk_hbox_new(FALSE, 4);
2032
2033                 if (type == S_COL_LOCKED)
2034                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2035                 else if (type == S_COL_MARK)
2036                         label = gtk_pixmap_new(markxpm, markxpmmask);
2037                 else
2038                         label = gtk_label_new(title);
2039
2040                 if (justify == GTK_JUSTIFY_RIGHT)
2041                         gtk_box_pack_end(GTK_BOX(hbox), label,
2042                                          FALSE, FALSE, 0);
2043                 else
2044                         gtk_box_pack_start(GTK_BOX(hbox), label,
2045                                            FALSE, FALSE, 0);
2046
2047                 if (summaryview->sort_key == sort_by[type]) {
2048                         arrow = gtk_arrow_new
2049                                 (summaryview->sort_type == SORT_ASCENDING
2050                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2051                                  GTK_SHADOW_IN);
2052                         if (justify == GTK_JUSTIFY_RIGHT)
2053                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2054                                                    FALSE, FALSE, 0);
2055                         else
2056                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2057                                                  FALSE, FALSE, 0);
2058                 }
2059
2060                 gtk_widget_show_all(hbox);
2061                 gtk_clist_set_column_widget(clist, pos, hbox);
2062         }
2063 }
2064
2065 void summary_reflect_prefs(void)
2066 {
2067         static gchar *last_font = NULL;
2068         gboolean update_font = TRUE;
2069         SummaryView *summaryview = NULL;
2070
2071         if (!mainwindow_get_mainwindow())
2072                 return;
2073         summaryview = mainwindow_get_mainwindow()->summaryview;
2074
2075         if (last_font && !strcmp(last_font, NORMAL_FONT))
2076                 update_font = FALSE;
2077
2078         if (last_font)
2079                 g_free(last_font);
2080
2081         last_font = g_strdup(NORMAL_FONT);
2082
2083         if (update_font) {
2084                 bold_style = bold_marked_style = bold_deleted_style =
2085                         small_style = small_marked_style = small_deleted_style = NULL;
2086                 summary_set_fonts(summaryview);
2087         }
2088
2089         summary_set_column_titles(summaryview);
2090         summary_show(summaryview, summaryview->folder_item);
2091 }
2092
2093 void summary_sort(SummaryView *summaryview,
2094                   FolderSortKey sort_key, FolderSortType sort_type)
2095 {
2096         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2097         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2098         GtkCListCompareFunc cmp_func = NULL;
2099         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2100                                        G_CALLBACK(summary_tree_expanded), summaryview);
2101         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2102
2103         switch (sort_key) {
2104         case SORT_BY_MARK:
2105                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2106                 break;
2107         case SORT_BY_STATUS:
2108                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2109                 break;
2110         case SORT_BY_MIME:
2111                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2112                 break;
2113         case SORT_BY_NUMBER:
2114                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2115                 break;
2116         case SORT_BY_SIZE:
2117                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2118                 break;
2119         case SORT_BY_DATE:
2120                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2121                 break;
2122         case SORT_BY_FROM:
2123                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2124                 break;
2125         case SORT_BY_SUBJECT:
2126                 if (summaryview->simplify_subject_preg)
2127                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2128                 else
2129                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2130                 break;
2131         case SORT_BY_SCORE:
2132                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2133                 break;
2134         case SORT_BY_LABEL:
2135                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2136                 break;
2137         case SORT_BY_TO:
2138                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2139                 break;
2140         case SORT_BY_LOCKED:
2141                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2142                 break;
2143         case SORT_BY_NONE:
2144                 break;
2145         default:
2146                 goto unlock;
2147         }
2148
2149         summaryview->sort_key = sort_key;
2150         summaryview->sort_type = sort_type;
2151
2152         summary_set_column_titles(summaryview);
2153         summary_set_menu_sensitive(summaryview);
2154
2155         /* allow fallback to don't sort */
2156         if (summaryview->sort_key == SORT_BY_NONE)
2157                 goto unlock;
2158
2159         if (cmp_func != NULL) {
2160                 debug_print("Sorting summary...");
2161                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2162
2163                 main_window_cursor_wait(summaryview->mainwin);
2164
2165                 gtk_clist_freeze(clist);
2166                 gtk_clist_set_compare_func(clist, cmp_func);
2167
2168                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2169
2170                 gtk_sctree_sort_recursive(ctree, NULL);
2171
2172                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2173
2174                 main_window_cursor_normal(summaryview->mainwin);
2175                 gtk_clist_thaw(clist);
2176
2177                 debug_print("done.\n");
2178                 STATUSBAR_POP(summaryview->mainwin);
2179         }
2180 unlock:
2181         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2182         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2183                                        G_CALLBACK(summary_tree_expanded), summaryview);
2184 }
2185
2186 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2187                                    GtkCTreeNode *cnode, gpointer data)
2188 {
2189         SummaryView *summaryview = (SummaryView *)data;
2190         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2191         gchar *text[N_SUMMARY_COLS];
2192         gint *col_pos = summaryview->col_pos;
2193         const gchar *msgid = msginfo->msgid;
2194         GHashTable *msgid_table = summaryview->msgid_table;
2195
2196         summary_set_header(summaryview, text, msginfo);
2197
2198         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2199                                 NULL, NULL, NULL, NULL, FALSE,
2200                                 gnode->parent->parent ? TRUE : FALSE);
2201 #define SET_TEXT(col) \
2202         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2203                                 text[col_pos[col]])
2204
2205         SET_TEXT(S_COL_NUMBER);
2206         SET_TEXT(S_COL_SCORE);
2207         SET_TEXT(S_COL_SIZE);
2208         SET_TEXT(S_COL_DATE);
2209         SET_TEXT(S_COL_FROM);
2210         SET_TEXT(S_COL_TO);
2211         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2212
2213 #undef SET_TEXT
2214
2215         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2216         summary_set_marks_func(ctree, cnode, summaryview);
2217
2218         if (msgid && msgid[0] != '\0')
2219                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2220
2221         return TRUE;
2222 }
2223
2224 static void summary_set_ctree_from_list(SummaryView *summaryview,
2225                                         GSList *mlist)
2226 {
2227         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2228         MsgInfo *msginfo;
2229         GtkCTreeNode *node = NULL;
2230         GHashTable *msgid_table;
2231         GHashTable *subject_table;
2232         GSList * cur;
2233         START_TIMING("summary_set_ctree_from_list");
2234
2235         if (!mlist) return;
2236
2237         debug_print("\tSetting summary from message data...");
2238         STATUSBAR_PUSH(summaryview->mainwin,
2239                        _("Setting summary from message data..."));
2240         gdk_flush();
2241
2242         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2243                                        G_CALLBACK(summary_tree_expanded), summaryview);
2244
2245         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2246         summaryview->msgid_table = msgid_table;
2247         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2248         summaryview->subject_table = subject_table;
2249
2250         if (prefs_common.use_addr_book)
2251                 start_address_completion();
2252
2253         if (summaryview->threaded) {
2254                 GNode *root, *gnode;
2255
2256                 root = procmsg_get_thread_tree(mlist);
2257
2258                 for (gnode = root->children; gnode != NULL;
2259                      gnode = gnode->next) {
2260                         node = gtk_ctree_insert_gnode
2261                                 (ctree, NULL, node, gnode,
2262                                  summary_insert_gnode_func, summaryview);
2263                 }
2264
2265                 g_node_destroy(root);
2266
2267                 summary_thread_init(summaryview);
2268         } else {
2269                 gchar *text[N_SUMMARY_COLS];
2270                 cur = mlist;
2271                 for (; mlist != NULL; mlist = mlist->next) {
2272                         msginfo = (MsgInfo *)mlist->data;
2273
2274                         summary_set_header(summaryview, text, msginfo);
2275
2276                         node = gtk_ctree_insert_node
2277                                 (ctree, NULL, node, text, 2,
2278                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2279                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2280                         summary_set_marks_func(ctree, node, summaryview);
2281
2282                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2283                                 g_hash_table_insert(msgid_table,
2284                                                     msginfo->msgid, node);
2285
2286                         subject_table_insert(subject_table,
2287                                              msginfo->subject,
2288                                              node);
2289                 }
2290                 mlist = cur;
2291         }
2292
2293         if (prefs_common.enable_hscrollbar &&
2294             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2295                 gint optimal_width;
2296
2297                 optimal_width = gtk_clist_optimal_column_width
2298                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2299                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2300                                            summaryview->col_pos[S_COL_SUBJECT],
2301                                            optimal_width);
2302         }
2303
2304         if (prefs_common.use_addr_book)
2305                 end_address_completion();
2306
2307         debug_print("done.\n");
2308         STATUSBAR_POP(summaryview->mainwin);
2309         if (debug_get_mode()) {
2310                 debug_print("\tmsgid hash table size = %d\n",
2311                             g_hash_table_size(msgid_table));
2312                 debug_print("\tsubject hash table size = %d\n",
2313                             g_hash_table_size(subject_table));
2314         }
2315
2316         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2317
2318         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2319
2320         if (prefs_common.bold_unread) {
2321                 while (node) {
2322                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2323                         if (GTK_CTREE_ROW(node)->children)
2324                                 summary_set_row_marks(summaryview, node);
2325                         node = next;
2326                 }
2327         }
2328
2329         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2330                                        G_CALLBACK(summary_tree_expanded), summaryview);
2331         END_TIMING();
2332 }
2333
2334 static gchar *summary_complete_address(const gchar *addr)
2335 {
2336         gint count;
2337         gchar *res, *tmp, *email_addr;
2338
2339         if (addr == NULL)
2340                 return NULL;
2341
2342         Xstrdup_a(email_addr, addr, return NULL);
2343         extract_address(email_addr);
2344         g_return_val_if_fail(*email_addr, NULL);
2345
2346         /*
2347          * completion stuff must be already initialized
2348          */
2349         res = NULL;
2350         if (1 < (count = complete_address(email_addr))) {
2351                 tmp = get_complete_address(1);
2352                 res = procheader_get_fromname(tmp);
2353                 g_free(tmp);
2354         }
2355
2356         return res;
2357 }
2358
2359 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2360                                MsgInfo *msginfo)
2361 {
2362         static gchar date_modified[80];
2363         static gchar col_score[11];
2364         static gchar buf[BUFFSIZE];
2365         gint *col_pos = summaryview->col_pos;
2366         gchar *from_text = NULL, *to_text = NULL;
2367         gboolean should_swap = FALSE;
2368
2369         text[col_pos[S_COL_FROM]]   = "";
2370         text[col_pos[S_COL_TO]]     = "";
2371         text[col_pos[S_COL_SUBJECT]]= "";
2372         text[col_pos[S_COL_MARK]]   = "";
2373         text[col_pos[S_COL_STATUS]] = "";
2374         text[col_pos[S_COL_MIME]]   = "";
2375         text[col_pos[S_COL_LOCKED]] = "";
2376         text[col_pos[S_COL_DATE]]   = "";
2377         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2378         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2379         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2380
2381         if (msginfo->date_t) {
2382                 procheader_date_get_localtime(date_modified,
2383                                               sizeof(date_modified),
2384                                               msginfo->date_t);
2385                 text[col_pos[S_COL_DATE]] = date_modified;
2386         } else if (msginfo->date)
2387                 text[col_pos[S_COL_DATE]] = msginfo->date;
2388         else
2389                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2390
2391         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2392                 gchar *addr = NULL;
2393
2394                 addr = g_strdup(msginfo->from);
2395
2396                 if (addr) {
2397                         extract_address(addr);
2398                         if (account_find_from_address(addr)) {
2399                                 should_swap = TRUE;
2400                         }
2401                         g_free(addr);
2402                 }
2403         }
2404
2405         if (!prefs_common.use_addr_book) {
2406                 from_text = msginfo->fromname ?
2407                                 msginfo->fromname :
2408                                 _("(No From)");
2409         } else {
2410                 gchar *tmp = summary_complete_address(msginfo->from);
2411                 from_text = tmp ? tmp : (msginfo->fromname ?
2412                                          msginfo->fromname:
2413                                                 _("(No From)"));
2414         }
2415
2416         to_text = msginfo->to ? msginfo->to :
2417                    (msginfo->cc ? msginfo->cc :
2418                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2419                      )
2420                    );
2421
2422         if (!should_swap) {
2423                 text[col_pos[S_COL_FROM]] = from_text;
2424                 text[col_pos[S_COL_TO]] = to_text;
2425         } else {
2426                 gchar *tmp = NULL;
2427                 tmp = g_strconcat("-->", to_text, NULL);
2428                 text[col_pos[S_COL_FROM]] = tmp;
2429                 tmp = g_strconcat("<--", from_text, NULL);
2430                 text[col_pos[S_COL_TO]] = tmp;
2431         }
2432
2433         if (summaryview->simplify_subject_preg != NULL)
2434                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2435                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2436                                         summaryview->simplify_subject_preg) :
2437                         _("(No Subject)");
2438         else
2439                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2440                         _("(No Subject)");
2441 }
2442
2443 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2444 {
2445         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2446 }
2447
2448 static gboolean defer_change(gpointer data);
2449 typedef struct _ChangeData {
2450         MsgInfo *info;
2451         gint op; /* 0, 1, 2 for unset, set, change */
2452         MsgPermFlags set_flags;
2453         MsgTmpFlags  set_tmp_flags;
2454         MsgPermFlags unset_flags;
2455         MsgTmpFlags  unset_tmp_flags;
2456 } ChangeData;
2457
2458 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2459 {
2460         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2461                 debug_print("flags: doing unset now\n");
2462                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2463         } else {
2464                 ChangeData *unset_data = g_new0(ChangeData, 1);
2465                 unset_data->info = msginfo;
2466                 unset_data->op = 0;
2467                 unset_data->unset_flags = flags;
2468                 unset_data->unset_tmp_flags = tmp_flags;
2469                 debug_print("flags: deferring unset\n");
2470                 g_timeout_add(100, defer_change, unset_data);
2471         }
2472 }
2473
2474 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2475 {
2476         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2477                 debug_print("flags: doing set now\n");
2478                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2479         } else {
2480                 ChangeData *set_data = g_new0(ChangeData, 1);
2481                 set_data->info = msginfo;
2482                 set_data->op = 1;
2483                 set_data->set_flags = flags;
2484                 set_data->set_tmp_flags = tmp_flags;
2485                 debug_print("flags: deferring set\n");
2486                 g_timeout_add(100, defer_change, set_data);
2487         }
2488 }
2489
2490 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2491                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2492                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2493 {
2494         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2495                 debug_print("flags: doing change now\n");
2496                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2497                         rem_flags, rem_tmp_flags);
2498         } else {
2499                 ChangeData *change_data = g_new0(ChangeData, 1);
2500                 change_data->info = msginfo;
2501                 change_data->op = 2;
2502                 change_data->set_flags = add_flags;
2503                 change_data->set_tmp_flags = add_tmp_flags;
2504                 change_data->unset_flags = rem_flags;
2505                 change_data->unset_tmp_flags = rem_tmp_flags;
2506                 debug_print("flags: deferring change\n");
2507                 g_timeout_add(100, defer_change, change_data);
2508         }
2509 }
2510
2511 gboolean defer_change(gpointer data)
2512 {
2513         ChangeData *chg = (ChangeData *)data;
2514         if (chg->info->folder && chg->info->folder->processing_pending) {
2515                 debug_print("flags: trying later\n");
2516                 return TRUE; /* try again */
2517         } else {
2518                 debug_print("flags: finally doing it\n");
2519                 switch(chg->op) {
2520                 case 0:
2521                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2522                         break;
2523                 case 1:
2524                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2525                         break;
2526                 case 2:
2527                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2528                                 chg->unset_flags, chg->unset_tmp_flags);
2529                         break;
2530                 default:
2531                         g_warning("shouldn't happen\n");
2532                 }
2533                 g_free(chg);
2534         }
2535         return FALSE;
2536 }
2537
2538 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2539                                       GtkCTreeNode *row)
2540 {
2541         g_return_if_fail(summaryview != NULL);
2542         g_return_if_fail(msginfo != NULL);
2543         g_return_if_fail(row != NULL);
2544
2545         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2546                 summary_msginfo_unset_flags
2547                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2548                 summary_set_row_marks(summaryview, row);
2549                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2550                 summary_status_show(summaryview);
2551         }
2552 }
2553
2554 typedef struct  {
2555         MsgInfo *msginfo;
2556         SummaryView *summaryview;
2557         GtkCTreeNode *row;
2558 } MarkAsReadData;
2559
2560 static int msginfo_mark_as_read_timeout(void *data)
2561 {
2562         MarkAsReadData *mdata = (MarkAsReadData *)data;
2563         if (!mdata)
2564                 return FALSE;
2565
2566         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2567                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2568                                      mdata->row);
2569
2570         g_free(mdata);
2571
2572         return FALSE;
2573 }
2574
2575 static void summary_display_msg_full(SummaryView *summaryview,
2576                                      GtkCTreeNode *row,
2577                                      gboolean new_window, gboolean all_headers)
2578 {
2579         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2580         MsgInfo *msginfo;
2581         gint val;
2582
2583         if (!new_window) {
2584                 if (summaryview->displayed == row)
2585                         return;
2586                 else
2587                         summaryview->messageview->filtered = FALSE;
2588         }
2589
2590         g_return_if_fail(row != NULL);
2591
2592         if (summary_is_locked(summaryview)) return;
2593         summary_lock(summaryview);
2594
2595         STATUSBAR_POP(summaryview->mainwin);
2596         GTK_EVENTS_FLUSH();
2597
2598         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2599
2600         if (new_window) {
2601                 MessageView *msgview;
2602
2603                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2604                 val = messageview_show(msgview, msginfo, all_headers);
2605         } else {
2606                 MessageView *msgview;
2607
2608                 msgview = summaryview->messageview;
2609
2610                 summaryview->displayed = row;
2611                 if (!messageview_is_visible(msgview)) {
2612                         main_window_toggle_message_view(summaryview->mainwin);
2613                         GTK_EVENTS_FLUSH();
2614                 }
2615                 val = messageview_show(msgview, msginfo, all_headers);
2616                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2617                         gtk_widget_grab_focus(summaryview->ctree);
2618                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2619         }
2620
2621         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2622                 if (prefs_common.mark_as_read_delay) {
2623                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2624                         data->summaryview = summaryview;
2625                         data->msginfo = msginfo;
2626                         data->row = row;
2627                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2628                                 msginfo_mark_as_read_timeout, data);
2629                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2630                         msginfo_mark_as_read(summaryview, msginfo, row);
2631                 }
2632         }
2633
2634         summary_set_menu_sensitive(summaryview);
2635         toolbar_main_set_sensitive(summaryview->mainwin);
2636         messageview_set_menu_sensitive(summaryview->messageview);
2637
2638         summary_unlock(summaryview);
2639 }
2640
2641 void summary_display_msg_selected(SummaryView *summaryview,
2642                                   gboolean all_headers)
2643 {
2644         if (summary_is_locked(summaryview)) return;
2645         summaryview->displayed = NULL;
2646         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2647                                  all_headers);
2648 }
2649
2650 void summary_redisplay_msg(SummaryView *summaryview)
2651 {
2652         GtkCTreeNode *node;
2653
2654         if (summaryview->displayed) {
2655                 node = summaryview->displayed;
2656                 summaryview->displayed = NULL;
2657                 summary_display_msg(summaryview, node);
2658         }
2659 }
2660
2661 void summary_open_msg(SummaryView *summaryview)
2662 {
2663         if (!summaryview->selected) return;
2664
2665         /* CLAWS: if separate message view, don't open a new window
2666          * but rather use the current separated message view */
2667         summary_display_msg_full(summaryview, summaryview->selected,
2668                                  prefs_common.sep_msg ? FALSE : TRUE,
2669                                  FALSE);
2670 }
2671
2672 void summary_view_source(SummaryView * summaryview)
2673 {
2674         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2675         MsgInfo *msginfo;
2676         SourceWindow *srcwin;
2677
2678         if (!summaryview->selected) return;
2679
2680         srcwin = source_window_create();
2681         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2682         source_window_show_msg(srcwin, msginfo);
2683         source_window_show(srcwin);
2684 }
2685
2686 void summary_reedit(SummaryView *summaryview)
2687 {
2688         MsgInfo *msginfo;
2689
2690         if (!summaryview->selected) return;
2691         if (!summaryview->folder_item) return;
2692         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2693         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2694         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2695                 return;
2696
2697         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2698                                               summaryview->selected);
2699         if (!msginfo) return;
2700
2701         compose_reedit(msginfo);
2702 }
2703
2704 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2705 {
2706         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2707         GtkCTreeNode *node;
2708
2709         if (summary_is_locked(summaryview)) return FALSE;
2710         if (type == GTK_SCROLL_STEP_FORWARD) {
2711                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2712                 if (node)
2713                         gtkut_ctree_expand_parent_all(ctree, node);
2714                 else
2715                         return FALSE;
2716         } else {
2717                 if (summaryview->selected) {
2718                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2719                         if (!node) return FALSE;
2720                 }
2721         }
2722
2723         if (messageview_is_visible(summaryview->messageview))
2724                 summaryview->display_msg = TRUE;
2725
2726         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2727
2728         if (GTK_CLIST(ctree)->selection)
2729                 gtk_sctree_set_anchor_row
2730                         (GTK_SCTREE(ctree),
2731                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2732
2733         return TRUE;
2734 }
2735
2736 void summary_toggle_view(SummaryView *summaryview)
2737 {
2738         if (!messageview_is_visible(summaryview->messageview) &&
2739             summaryview->selected)
2740                 summary_display_msg(summaryview,
2741                                     summaryview->selected);
2742         else
2743                 main_window_toggle_message_view(summaryview->mainwin);
2744 }
2745
2746 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2747                                                 GtkCTreeNode *node)
2748 {
2749         MsgInfo *msginfo;
2750
2751         if (node) {
2752                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2753                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2754                         return TRUE;
2755                 node = GTK_CTREE_ROW(node)->children;
2756         } else
2757                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2758
2759         while (node) {
2760                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2761                         return TRUE;
2762                 node = GTK_CTREE_ROW(node)->sibling;
2763         }
2764
2765         return FALSE;
2766 }
2767
2768 static gboolean summary_have_unread_children(SummaryView *summaryview,
2769                                              GtkCTreeNode *node)
2770 {
2771         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2772
2773         if (!node) return FALSE;
2774
2775         node = GTK_CTREE_ROW(node)->children;
2776
2777         while (node) {
2778                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2779                         return TRUE;
2780                 node = GTK_CTREE_ROW(node)->sibling;
2781         }
2782         return FALSE;
2783 }
2784
2785 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2786 {
2787         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2788         GtkStyle *style = NULL;
2789         MsgInfo *msginfo;
2790         MsgFlags flags;
2791         gint *col_pos = summaryview->col_pos;
2792
2793         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2794         if (!msginfo) return;
2795
2796         flags = msginfo->flags;
2797
2798         gtk_ctree_node_set_foreground(ctree, row, NULL);
2799
2800         /* set new/unread column */
2801         if (MSG_IS_IGNORE_THREAD(flags)) {
2802                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2803                                           ignorethreadxpm, ignorethreadxpmmask);
2804         } else if (MSG_IS_NEW(flags)) {
2805                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2806                                           newxpm, newxpmmask);
2807         } else if (MSG_IS_UNREAD(flags)) {
2808                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2809                                           unreadxpm, unreadxpmmask);
2810         } else if (MSG_IS_REPLIED(flags)) {
2811                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2812                                           repliedxpm, repliedxpmmask);
2813         } else if (MSG_IS_FORWARDED(flags)) {
2814                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2815                                           forwardedxpm, forwardedxpmmask);
2816         } else {
2817                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2818                                         "");
2819         }
2820
2821         if (prefs_common.bold_unread &&
2822             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2823              (!GTK_CTREE_ROW(row)->expanded &&
2824               GTK_CTREE_ROW(row)->children &&
2825               summary_have_unread_children(summaryview, row))))
2826                 style = bold_style;
2827
2828         /* set mark column */
2829         if (MSG_IS_DELETED(flags)) {
2830                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2831                                           deletedxpm, deletedxpmmask);
2832                 if (style)
2833                         style = bold_deleted_style;
2834                 else {
2835                         style = small_deleted_style;
2836                 }
2837                         gtk_ctree_node_set_foreground
2838                                 (ctree, row, &summaryview->color_dim);
2839         } else if (MSG_IS_MARKED(flags)) {
2840                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2841                                           markxpm, markxpmmask);
2842         } else if (MSG_IS_MOVE(flags)) {
2843                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2844                 if (style)
2845                         style = bold_marked_style;
2846                 else {
2847                         style = small_marked_style;
2848                 }
2849                         gtk_ctree_node_set_foreground
2850                                 (ctree, row, &summaryview->color_marked);
2851         } else if (MSG_IS_COPY(flags)) {
2852                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2853                 if (style)
2854                         style = bold_marked_style;
2855                 else {
2856                         style = small_marked_style;
2857                 }
2858                         gtk_ctree_node_set_foreground
2859                                 (ctree, row, &summaryview->color_marked);
2860 #if 0
2861         } else if ((global_scoring ||
2862                   summaryview->folder_item->prefs->scoring) &&
2863                  (msginfo->score >= summaryview->important_score) &&
2864                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2865                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2866                 gtk_ctree_node_set_foreground(ctree, row,
2867                                               &summaryview->color_important);
2868 #endif
2869         } else {
2870                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2871         }
2872
2873         if (MSG_IS_LOCKED(flags)) {
2874                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2875                                           lockedxpm, lockedxpmmask);
2876         }
2877         else {
2878                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2879         }
2880
2881         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2882                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2883                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2884         } else if (MSG_IS_SIGNED(flags)) {
2885                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2886                                           gpgsignedxpm, gpgsignedxpmmask);
2887         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2888                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2889                                           clipkeyxpm, clipkeyxpmmask);
2890         } else if (MSG_IS_ENCRYPTED(flags)) {
2891                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2892                                           keyxpm, keyxpmmask);
2893         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2894                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2895                                           clipxpm, clipxpmmask);
2896         } else {
2897                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2898         }
2899         if (!style)
2900                 style = small_style;
2901
2902         gtk_ctree_node_set_row_style(ctree, row, style);
2903
2904         if (MSG_GET_COLORLABEL(flags))
2905                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2906 }
2907
2908 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2909 {
2910         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2911         MsgInfo *msginfo;
2912
2913         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2914         if (MSG_IS_DELETED(msginfo->flags))
2915                 summaryview->deleted--;
2916         if (MSG_IS_MOVE(msginfo->flags))
2917                 summaryview->moved--;
2918         if (MSG_IS_COPY(msginfo->flags))
2919                 summaryview->copied--;
2920
2921         procmsg_msginfo_set_to_folder(msginfo, NULL);
2922         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2923         summary_set_row_marks(summaryview, row);
2924         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2925 }
2926
2927 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2928 {
2929         gboolean changed = FALSE;
2930         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2931         MsgInfo *msginfo;
2932
2933         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2934         if (MSG_IS_DELETED(msginfo->flags))
2935                 summaryview->deleted--;
2936         if (MSG_IS_MOVE(msginfo->flags)) {
2937                 summaryview->moved--;
2938                 changed = TRUE;
2939         }
2940         if (MSG_IS_COPY(msginfo->flags)) {
2941                 summaryview->copied--;
2942                 changed = TRUE;
2943         }
2944         procmsg_msginfo_set_to_folder(msginfo, NULL);
2945         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2946
2947         summary_set_row_marks(summaryview, row);
2948         debug_print("Message %d is locked\n", msginfo->msgnum);
2949 }
2950
2951 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2952 {
2953         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2954         MsgInfo *msginfo;
2955
2956         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2957         if (!MSG_IS_LOCKED(msginfo->flags))
2958                 return;
2959         procmsg_msginfo_set_to_folder(msginfo, NULL);
2960         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2961         summary_set_row_marks(summaryview, row);
2962         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2963 }
2964
2965 void summary_mark(SummaryView *summaryview)
2966 {
2967         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2968         GList *cur;
2969
2970         START_LONG_OPERATION(summaryview);
2971         folder_item_set_batch(summaryview->folder_item, TRUE);
2972         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2973                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2974         folder_item_set_batch(summaryview->folder_item, FALSE);
2975         END_LONG_OPERATION(summaryview);
2976
2977         summary_status_show(summaryview);
2978 }
2979
2980 static void summary_mark_row_as_read(SummaryView *summaryview,
2981                                      GtkCTreeNode *row)
2982 {
2983         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2984         MsgInfo *msginfo;
2985
2986         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2987
2988         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2989                 return;
2990
2991         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2992         summary_set_row_marks(summaryview, row);
2993         debug_print("Message %d is marked as read\n",
2994                 msginfo->msgnum);
2995 }
2996
2997 void summary_mark_as_read(SummaryView *summaryview)
2998 {
2999         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3000         GList *cur;
3001
3002         START_LONG_OPERATION(summaryview);
3003         folder_item_set_batch(summaryview->folder_item, TRUE);
3004         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3005                 summary_mark_row_as_read(summaryview,
3006                                          GTK_CTREE_NODE(cur->data));
3007         folder_item_set_batch(summaryview->folder_item, FALSE);
3008         END_LONG_OPERATION(summaryview);
3009
3010         summary_status_show(summaryview);
3011 }
3012
3013 void summary_msgs_lock(SummaryView *summaryview)
3014 {
3015         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3016         GList *cur;
3017
3018         START_LONG_OPERATION(summaryview);
3019         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3020                 summary_lock_row(summaryview,
3021                                          GTK_CTREE_NODE(cur->data));
3022         END_LONG_OPERATION(summaryview);
3023
3024         summary_status_show(summaryview);
3025 }
3026
3027 void summary_msgs_unlock(SummaryView *summaryview)
3028 {
3029         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3030         GList *cur;
3031
3032         START_LONG_OPERATION(summaryview);
3033         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3034                 summary_unlock_row(summaryview,
3035                                    GTK_CTREE_NODE(cur->data));
3036         END_LONG_OPERATION(summaryview);
3037
3038         summary_status_show(summaryview);
3039 }
3040
3041 void summary_mark_all_read(SummaryView *summaryview)
3042 {
3043         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3044         GtkCTreeNode *node;
3045
3046         START_LONG_OPERATION(summaryview);
3047         folder_item_set_batch(summaryview->folder_item, TRUE);
3048         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3049              node = gtkut_ctree_node_next(ctree, node))
3050                 summary_mark_row_as_read(summaryview, node);
3051         folder_item_set_batch(summaryview->folder_item, FALSE);
3052         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3053              node = gtkut_ctree_node_next(ctree, node)) {
3054                 if (!GTK_CTREE_ROW(node)->expanded)
3055                         summary_set_row_marks(summaryview, node);
3056         }
3057         END_LONG_OPERATION(summaryview);
3058
3059         summary_status_show(summaryview);
3060 }
3061
3062 static void summary_mark_row_as_unread(SummaryView *summaryview,
3063                                        GtkCTreeNode *row)
3064 {
3065         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3066         MsgInfo *msginfo;
3067
3068         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3069         if (MSG_IS_DELETED(msginfo->flags)) {
3070                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3071                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3072                 summaryview->deleted--;
3073         }
3074
3075         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3076         debug_print("Message %d is marked as unread\n",
3077                 msginfo->msgnum);
3078
3079         summary_set_row_marks(summaryview, row);
3080 }
3081
3082 void summary_mark_as_unread(SummaryView *summaryview)
3083 {
3084         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3085         GList *cur;
3086
3087         START_LONG_OPERATION(summaryview);
3088         folder_item_set_batch(summaryview->folder_item, TRUE);
3089         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3090                 cur = cur->next)
3091                 summary_mark_row_as_unread(summaryview,
3092                                            GTK_CTREE_NODE(cur->data));
3093         folder_item_set_batch(summaryview->folder_item, FALSE);
3094         END_LONG_OPERATION(summaryview);
3095
3096         summary_status_show(summaryview);
3097 }
3098
3099 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3100 {
3101         GList * cur;
3102         gboolean found;
3103
3104         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3105
3106         case F_NEWS:
3107
3108                 /*
3109                   security : checks if one the accounts correspond to
3110                   the author of the post
3111                 */
3112
3113                 found = FALSE;
3114                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3115                         PrefsAccount * account;
3116                         gchar * from_name;
3117
3118                         account = cur->data;
3119                         if (account->name && *account->name)
3120                                 from_name =
3121                                         g_strdup_printf("%s <%s>",
3122                                                         account->name,
3123                                                         account->address);
3124                         else
3125                                 from_name =
3126                                         g_strdup_printf("%s",
3127                                                         account->address);
3128
3129                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3130                                 g_free(from_name);
3131                                 found = TRUE;
3132                                 break;
3133                         }
3134                         g_free(from_name);
3135                 }
3136
3137                 if (!found) {
3138                         alertpanel_error(_("You're not the author of the article.\n"));
3139                 }
3140
3141                 return found;
3142
3143         default:
3144                 return TRUE;
3145         }
3146 }
3147
3148 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3149 {
3150         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3151         MsgInfo *msginfo;
3152
3153         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3154
3155         if (MSG_IS_LOCKED(msginfo->flags)) return;
3156
3157         if (MSG_IS_DELETED(msginfo->flags)) return;
3158
3159         if (MSG_IS_MOVE(msginfo->flags))
3160                 summaryview->moved--;
3161         if (MSG_IS_COPY(msginfo->flags))
3162                 summaryview->copied--;
3163
3164         procmsg_msginfo_set_to_folder(msginfo, NULL);
3165         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3166         summaryview->deleted++;
3167
3168         if (!prefs_common.immediate_exec &&
3169             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3170                 summary_set_row_marks(summaryview, row);
3171
3172         debug_print("Message %s/%d is set to delete\n",
3173                     msginfo->folder->path, msginfo->msgnum);
3174 }
3175
3176 void summary_cancel(SummaryView *summaryview)
3177 {
3178         MsgInfo * msginfo;
3179         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3180
3181         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3182                                               summaryview->selected);
3183         if (!msginfo) return;
3184
3185         if (!check_permission(summaryview, msginfo))
3186                 return;
3187
3188         news_cancel_article(summaryview->folder_item->folder, msginfo);
3189
3190         if (summary_is_locked(summaryview)) return;
3191
3192         summary_lock(summaryview);
3193
3194         gtk_clist_freeze(clist);
3195
3196         summary_update_status(summaryview);
3197         summary_status_show(summaryview);
3198
3199         gtk_clist_thaw(clist);
3200
3201         summary_unlock(summaryview);
3202 }
3203
3204 void summary_delete(SummaryView *summaryview)
3205 {
3206         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3207         FolderItem *item = summaryview->folder_item;
3208         GList *cur;
3209         GtkCTreeNode *sel_last = NULL;
3210         GtkCTreeNode *node;
3211         AlertValue aval;
3212         MsgInfo *msginfo;
3213
3214         if (!item) return;
3215
3216         if (summary_is_locked(summaryview)) return;
3217
3218         if (!summaryview->folder_item) return;
3219
3220         aval = alertpanel(_("Delete message(s)"),
3221                           _("Do you really want to delete selected message(s)?"),
3222                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3223         if (aval != G_ALERTDEFAULT) return;
3224
3225         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3226              cur = cur->next) {
3227                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3228                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3229                 if (msginfo->total_size != 0 &&
3230                     msginfo->size != (off_t)msginfo->total_size)
3231                         partial_mark_for_delete(msginfo);
3232         }
3233
3234         main_window_cursor_wait(summaryview->mainwin);
3235
3236         /* next code sets current row focus right. We need to find a row
3237          * that is not deleted. */
3238         START_LONG_OPERATION(summaryview);
3239         folder_item_set_batch(summaryview->folder_item, TRUE);
3240         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3241                 sel_last = GTK_CTREE_NODE(cur->data);
3242                 summary_delete_row(summaryview, sel_last);
3243         }
3244         folder_item_set_batch(summaryview->folder_item, FALSE);
3245         END_LONG_OPERATION(summaryview);
3246
3247         node = summary_find_next_msg(summaryview, sel_last);
3248         if (!node)
3249                 node = summary_find_prev_msg(summaryview, sel_last);
3250
3251         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3252
3253         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3254                 summary_execute(summaryview);
3255                 /* after deleting, the anchor may be at an invalid row
3256                  * so reset it to the node we found earlier */
3257                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3258         } else
3259                 summary_status_show(summaryview);
3260
3261
3262         main_window_cursor_normal(summaryview->mainwin);
3263 }
3264
3265 void summary_delete_trash(SummaryView *summaryview)
3266 {
3267         FolderItem *to_folder = NULL;
3268         PrefsAccount *ac;
3269         if (!summaryview->folder_item ||
3270             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3271
3272         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3273                 to_folder = account_get_special_folder(ac, F_TRASH);
3274
3275         if (to_folder == NULL)
3276                 to_folder = summaryview->folder_item->folder->trash;
3277
3278         if (to_folder == NULL || to_folder == summaryview->folder_item
3279             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3280                 summary_delete(summaryview);
3281         else
3282                 summary_move_selected_to(summaryview, to_folder);
3283 }
3284
3285
3286 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3287 {
3288         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3289         MsgInfo *msginfo;
3290
3291         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3292         if (MSG_IS_DELETED(msginfo->flags))
3293                 summaryview->deleted--;
3294         if (MSG_IS_MOVE(msginfo->flags))
3295                 summaryview->moved--;
3296         if (MSG_IS_COPY(msginfo->flags))
3297                 summaryview->copied--;
3298
3299         procmsg_msginfo_set_to_folder(msginfo, NULL);
3300         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3301         summary_set_row_marks(summaryview, row);
3302
3303         debug_print("Message %s/%d is unmarked\n",
3304                     msginfo->folder->path, msginfo->msgnum);
3305 }
3306
3307 void summary_unmark(SummaryView *summaryview)
3308 {
3309         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3310         GList *cur;
3311
3312         START_LONG_OPERATION(summaryview);
3313         folder_item_set_batch(summaryview->folder_item, TRUE);
3314         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3315                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3316         folder_item_set_batch(summaryview->folder_item, FALSE);
3317         END_LONG_OPERATION(summaryview);
3318
3319         summary_status_show(summaryview);
3320 }
3321
3322 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3323                                 FolderItem *to_folder)
3324 {
3325         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3326         MsgInfo *msginfo;
3327
3328         g_return_if_fail(to_folder != NULL);
3329
3330         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3331         if (MSG_IS_LOCKED(msginfo->flags))
3332                 return;
3333
3334         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3335         if (MSG_IS_DELETED(msginfo->flags))
3336                 summaryview->deleted--;
3337         if (MSG_IS_COPY(msginfo->flags)) {
3338                 summaryview->copied--;
3339         }
3340         if (!MSG_IS_MOVE(msginfo->flags)) {
3341                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3342                 summaryview->moved++;
3343         } else {
3344                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3345         }
3346
3347         if (!prefs_common.immediate_exec) {
3348                 summary_set_row_marks(summaryview, row);
3349         }
3350
3351         debug_print("Message %d is set to move to %s\n",
3352                     msginfo->msgnum, to_folder->path);
3353 }
3354
3355 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3356 {
3357         GList *cur;
3358
3359         if (!to_folder) return;
3360         if (!summaryview->folder_item ||
3361             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3362
3363         if (summary_is_locked(summaryview)) return;
3364
3365         if (summaryview->folder_item == to_folder) {
3366                 alertpanel_error(_("Destination is same as current folder."));
3367                 return;
3368         }
3369
3370         START_LONG_OPERATION(summaryview);
3371
3372         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3373              cur != NULL && cur->data != NULL; cur = cur->next)
3374                 summary_move_row_to
3375                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3376
3377         END_LONG_OPERATION(summaryview);
3378
3379         if (prefs_common.immediate_exec) {
3380                 summary_execute(summaryview);
3381         } else {
3382                 summary_status_show(summaryview);
3383         }
3384
3385         if (!summaryview->selected) { /* this was the last message */
3386                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3387                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3388                 if (node)
3389                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3390         }
3391
3392 }
3393
3394 void summary_move_to(SummaryView *summaryview)
3395 {
3396         FolderItem *to_folder;
3397
3398         if (!summaryview->folder_item ||
3399             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3400
3401         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3402                                          FOLDER_SEL_MOVE, NULL);
3403         summary_move_selected_to(summaryview, to_folder);
3404 }
3405
3406 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3407                                 FolderItem *to_folder)
3408 {
3409         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3410         MsgInfo *msginfo;
3411
3412         g_return_if_fail(to_folder != NULL);
3413
3414         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3415         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3416         if (MSG_IS_DELETED(msginfo->flags))
3417                 summaryview->deleted--;
3418         if (MSG_IS_MOVE(msginfo->flags)) {
3419                 summaryview->moved--;
3420         }
3421
3422         if (!MSG_IS_COPY(msginfo->flags)) {
3423                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3424                 summaryview->copied++;
3425         } else {
3426                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3427         }
3428         if (!prefs_common.immediate_exec) {
3429                 summary_set_row_marks(summaryview, row);
3430         }
3431
3432         debug_print("Message %d is set to copy to %s\n",
3433                     msginfo->msgnum, to_folder->path);
3434 }
3435
3436 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3437 {
3438         GList *cur;
3439
3440         if (!to_folder) return;
3441         if (!summaryview->folder_item) return;
3442
3443         if (summary_is_locked(summaryview)) return;
3444
3445         if (summaryview->folder_item == to_folder) {
3446                 alertpanel_error
3447                         (_("Destination to copy is same as current folder."));
3448                 return;
3449         }
3450
3451         START_LONG_OPERATION(summaryview);
3452
3453         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3454              cur != NULL && cur->data != NULL; cur = cur->next)
3455                 summary_copy_row_to
3456                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3457
3458         END_LONG_OPERATION(summaryview);
3459
3460         if (prefs_common.immediate_exec)
3461                 summary_execute(summaryview);
3462         else {
3463                 summary_status_show(summaryview);
3464         }
3465 }
3466
3467 void summary_copy_to(SummaryView *summaryview)
3468 {
3469         FolderItem *to_folder;
3470
3471         if (!summaryview->folder_item) return;
3472
3473         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3474                                          FOLDER_SEL_COPY, NULL);
3475         summary_copy_selected_to(summaryview, to_folder);
3476 }
3477
3478 void summary_add_address(SummaryView *summaryview)
3479 {
3480         MsgInfo *msginfo;
3481         gchar *from;
3482
3483         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3484                                               summaryview->selected);
3485         if (!msginfo) return;
3486
3487         Xstrdup_a(from, msginfo->from, return);
3488         eliminate_address_comment(from);
3489         extract_address(from);
3490         addressbook_add_contact(msginfo->fromname, from, NULL);
3491 }
3492
3493 void summary_select_all(SummaryView *summaryview)
3494 {
3495         if (!summaryview->folder_item) return;
3496
3497         summary_lock(summaryview);
3498         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3499         summary_unlock(summaryview);
3500         summary_status_show(summaryview);
3501 }
3502
3503 void summary_unselect_all(SummaryView *summaryview)
3504 {
3505         summary_lock(summaryview);
3506         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3507         summary_unlock(summaryview);
3508         summary_status_show(summaryview);
3509 }
3510
3511 void summary_select_thread(SummaryView *summaryview)
3512 {
3513         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3514         GtkCTreeNode *node = summaryview->selected;
3515
3516         if (!node) return;
3517
3518         while (GTK_CTREE_ROW(node)->parent != NULL)
3519                 node = GTK_CTREE_ROW(node)->parent;
3520
3521         if (node != summaryview->selected)
3522                 summary_select_node
3523                         (summaryview, node,
3524                          messageview_is_visible(summaryview->messageview),
3525                          FALSE);
3526
3527         gtk_ctree_select_recursive(ctree, node);
3528
3529         summary_status_show(summaryview);
3530 }
3531
3532 void summary_save_as(SummaryView *summaryview)
3533 {
3534         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3535         MsgInfo *msginfo;
3536         gchar *filename = NULL;
3537         gchar *src, *dest;
3538         gchar *tmp;
3539
3540         AlertValue aval = 0;
3541
3542         if (!summaryview->selected) return;
3543         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3544         if (!msginfo) return;
3545
3546         if (msginfo->subject) {
3547                 Xstrdup_a(filename, msginfo->subject, return);
3548                 subst_for_filename(filename);
3549         }
3550         if (g_getenv ("G_BROKEN_FILENAMES") &&
3551             filename && !g_utf8_validate(filename, -1, NULL)) {
3552                 gchar *oldstr = filename;
3553                 filename = conv_codeset_strdup(filename,
3554                                                conv_get_locale_charset_str(),
3555                                                CS_UTF_8);
3556                 if (!filename) {
3557                         g_warning("summary_save_as(): faild to convert character set.");
3558                         filename = g_strdup(oldstr);
3559                 }
3560                 dest = filesel_select_file_save(_("Save as"), filename);
3561                 g_free(filename);
3562         } else
3563                 dest = filesel_select_file_save(_("Save as"), filename);
3564         filename = NULL;
3565         if (!dest) return;
3566         if (is_file_exist(dest)) {
3567                 aval = alertpanel(_("Append or Overwrite"),
3568                                   _("Append or overwrite existing file?"),
3569                                   _("_Append"), _("_Overwrite"),
3570                                   GTK_STOCK_CANCEL);
3571                 if (aval != 0 && aval != 1)
3572                         return;
3573         }
3574
3575         src = procmsg_get_message_file(msginfo);
3576         tmp = g_path_get_basename(dest);
3577
3578         if ( aval==0 ) { /* append */
3579                 if (append_file(src, dest, TRUE) < 0)
3580                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3581         } else { /* overwrite */
3582                 if (copy_file(src, dest, TRUE) < 0)
3583                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3584         }
3585         g_free(src);
3586
3587         /*
3588          * If two or more msgs are selected,
3589          * append them to the output file.
3590          */
3591         if (GTK_CLIST(ctree)->selection->next) {
3592                 GList *item;
3593                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3594                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3595                         if (!msginfo) break;
3596                         src = procmsg_get_message_file(msginfo);
3597                         if (append_file(src, dest, TRUE) < 0)
3598                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3599                 }
3600                 g_free(src);
3601         }
3602         g_free(dest);
3603         g_free(tmp);
3604 }
3605
3606 #ifdef USE_GNOMEPRINT
3607 static void print_mimeview(MimeView *mimeview)
3608 {
3609         if (!mimeview
3610         ||  !mimeview->textview
3611         ||  !mimeview->textview->text)
3612                 alertpanel_warning(_("Cannot print: the message doesn't "
3613                                      "contain text."));
3614         else
3615                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3616 }
3617 #endif
3618
3619 void summary_print(SummaryView *summaryview)
3620 {
3621         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3622 #ifndef USE_GNOMEPRINT
3623         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3624         MsgInfo *msginfo;
3625         gchar *cmdline = NULL;
3626         gchar *p;
3627 #endif
3628         GList *cur;
3629
3630         if (clist->selection == NULL) return;
3631 #ifndef USE_GNOMEPRINT
3632         cmdline = input_dialog(_("Print"),
3633                                _("Enter the print command line:\n"
3634                                  "('%s' will be replaced with file name)"),
3635                                prefs_common.print_cmd);
3636         if (!cmdline) return;
3637         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3638             strchr(p + 2, '%')) {
3639                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3640                                  cmdline);
3641                 g_free(cmdline);
3642                 return;
3643         }
3644         for (cur = clist->selection;
3645              cur != NULL && cur->data != NULL;
3646              cur = cur->next) {
3647                 msginfo = gtk_ctree_node_get_row_data
3648                         (ctree, GTK_CTREE_NODE(cur->data));
3649                 if (msginfo)
3650                         procmsg_print_message(msginfo, cmdline);
3651         }
3652
3653         g_free(cmdline);
3654 #else
3655         for (cur = clist->selection;
3656              cur != NULL && cur->data != NULL;
3657              cur = cur->next) {
3658                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3659                 if (node != summaryview->displayed) {
3660                         MessageView *tmpview = messageview_create(
3661                                                 summaryview->mainwin);
3662                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3663                                                 GTK_CTREE(summaryview->ctree),
3664                                                 node);
3665
3666                         messageview_init(tmpview);
3667                         tmpview->all_headers = summaryview->messageview->all_headers;
3668                         if (msginfo && messageview_show(tmpview, msginfo,
3669                                 tmpview->all_headers) >= 0) {
3670                                         print_mimeview(tmpview->mimeview);
3671                         }
3672                         messageview_destroy(tmpview);
3673                 } else {
3674                         print_mimeview(summaryview->messageview->mimeview);
3675                 }
3676         }
3677 #endif
3678 }
3679
3680 gboolean summary_execute(SummaryView *summaryview)
3681 {
3682         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3683         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3684         GtkCTreeNode *node, *next;
3685         GtkCTreeNode *new_selected = NULL;
3686         gint move_val = -1;
3687
3688         if (!summaryview->folder_item) return FALSE;
3689
3690         if (summary_is_locked(summaryview)) return FALSE;
3691         summary_lock(summaryview);
3692
3693         gtk_clist_freeze(clist);
3694
3695         if (summaryview->threaded)
3696                 summary_unthread_for_exec(summaryview);
3697
3698         folder_item_update_freeze();
3699         move_val = summary_execute_move(summaryview);
3700         summary_execute_copy(summaryview);
3701         summary_execute_delete(summaryview);
3702
3703         node = GTK_CTREE_NODE(clist->row_list);
3704         for (; node != NULL; node = next) {
3705                 next = gtkut_ctree_node_next(ctree, node);
3706                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3707
3708                 if (node == summaryview->displayed) {
3709                         messageview_clear(summaryview->messageview);
3710                         summaryview->displayed = NULL;
3711                 }
3712                 if (GTK_CTREE_ROW(node)->children != NULL) {
3713                         g_warning("summary_execute(): children != NULL\n");
3714                         continue;
3715                 }
3716
3717                 if (!new_selected &&
3718                     gtkut_ctree_node_is_selected(ctree, node)) {
3719                         summary_unselect_all(summaryview);
3720                         new_selected = summary_find_next_msg(summaryview, node);
3721                         if (!new_selected)
3722                                 new_selected = summary_find_prev_msg
3723                                         (summaryview, node);
3724                 }
3725
3726                 gtk_ctree_remove_node(ctree, node);
3727         }
3728
3729         folder_item_update_thaw();
3730         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3731
3732         if (new_selected) {
3733                 summary_unlock(summaryview);
3734                 gtk_sctree_select
3735                         (GTK_SCTREE(ctree),
3736                          new_selected);
3737                 summary_lock(summaryview);
3738         }
3739
3740         if (summaryview->threaded) {
3741                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3742                 summary_thread_build(summaryview);
3743                 summary_thread_init(summaryview);
3744                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3745         }
3746
3747         summaryview->selected = clist->selection ?
3748                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3749
3750         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3751                 menu_set_insensitive_all
3752                         (GTK_MENU_SHELL(summaryview->popupmenu));
3753                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3754         } else
3755                 gtk_widget_grab_focus(summaryview->ctree);
3756
3757         summary_update_status(summaryview);
3758         summary_status_show(summaryview);
3759
3760         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3761
3762         summary_unlock(summaryview);
3763
3764         if (move_val < 0)
3765                 summary_show(summaryview, summaryview->folder_item);
3766         return TRUE;
3767 }
3768
3769 static gint summary_execute_move(SummaryView *summaryview)
3770 {
3771         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3772         GSList *cur;
3773         gint val = -1;
3774         /* search moving messages and execute */
3775         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3776                                 summaryview);
3777
3778         if (summaryview->mlist) {
3779                 val = procmsg_move_messages(summaryview->mlist);
3780
3781                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3782                         procmsg_msginfo_free((MsgInfo *)cur->data);
3783                 g_slist_free(summaryview->mlist);
3784                 summaryview->mlist = NULL;
3785         }
3786         return val;
3787 }
3788
3789 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3790                                       gpointer data)
3791 {
3792         SummaryView *summaryview = data;
3793         MsgInfo *msginfo;
3794
3795         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3796
3797         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3798                 summaryview->mlist =
3799                         g_slist_prepend(summaryview->mlist, msginfo);
3800                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3801
3802                 if (msginfo->msgid && *msginfo->msgid &&
3803                     node == g_hash_table_lookup(summaryview->msgid_table,
3804                                                 msginfo->msgid))
3805                         g_hash_table_remove(summaryview->msgid_table,
3806                                             msginfo->msgid);
3807         }
3808 }
3809
3810 static void summary_execute_copy(SummaryView *summaryview)
3811 {
3812         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3813
3814         /* search copying messages and execute */
3815         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3816                                 summaryview);
3817
3818         if (summaryview->mlist) {
3819                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3820                 procmsg_copy_messages(summaryview->mlist);
3821
3822                 g_slist_free(summaryview->mlist);
3823                 summaryview->mlist = NULL;
3824         }
3825 }
3826
3827 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3828                                       gpointer data)
3829 {
3830         SummaryView *summaryview = data;
3831         MsgInfo *msginfo;
3832
3833         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3834
3835         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3836                 summaryview->mlist =
3837                         g_slist_prepend(summaryview->mlist, msginfo);
3838
3839                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3840                 summary_set_row_marks(summaryview, node);
3841         }
3842 }
3843
3844 static void summary_execute_delete(SummaryView *summaryview)
3845 {
3846         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3847         GSList *cur;
3848
3849         /* search deleting messages and execute */
3850         gtk_ctree_pre_recursive
3851                 (ctree, NULL, summary_execute_delete_func, summaryview);
3852
3853         if (!summaryview->mlist) return;
3854
3855         folder_item_remove_msgs(summaryview->folder_item,
3856                                 summaryview->mlist);
3857
3858         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3859                 procmsg_msginfo_free((MsgInfo *)cur->data);
3860
3861         g_slist_free(summaryview->mlist);
3862         summaryview->mlist = NULL;
3863 }
3864
3865 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3866                                         gpointer data)
3867 {
3868         SummaryView *summaryview = data;
3869         MsgInfo *msginfo;
3870
3871         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3872
3873         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3874                 summaryview->mlist =
3875                         g_slist_append(summaryview->mlist, msginfo);
3876                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3877
3878                 if (msginfo->msgid && *msginfo->msgid &&
3879                     node == g_hash_table_lookup(summaryview->msgid_table,
3880                                                 msginfo->msgid)) {
3881                         g_hash_table_remove(summaryview->msgid_table,
3882                                             msginfo->msgid);
3883                 }
3884                 if (msginfo->subject && *msginfo->subject &&
3885                     node == subject_table_lookup(summaryview->subject_table,
3886                                                  msginfo->subject)) {
3887                         subject_table_remove(summaryview->subject_table,
3888                                              msginfo->subject);
3889                 }
3890         }
3891 }
3892
3893 /* thread functions */
3894
3895 void summary_thread_build(SummaryView *summaryview)
3896 {
3897         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3898         GtkCTreeNode *node;
3899         GtkCTreeNode *next;
3900         GtkCTreeNode *parent;
3901         MsgInfo *msginfo;
3902         GSList *reflist;
3903
3904         summary_lock(summaryview);
3905
3906         debug_print("Building threads...");
3907         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3908         main_window_cursor_wait(summaryview->mainwin);
3909
3910         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3911                                        G_CALLBACK(summary_tree_expanded), summaryview);
3912         gtk_clist_freeze(GTK_CLIST(ctree));
3913
3914         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3915         while (node) {
3916                 next = GTK_CTREE_ROW(node)->sibling;
3917
3918                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3919
3920                 parent = NULL;
3921
3922                 if (msginfo && msginfo->inreplyto) {
3923                         parent = g_hash_table_lookup(summaryview->msgid_table,
3924                                                      msginfo->inreplyto);
3925
3926                         if (!parent && msginfo->references) {
3927                                 for (reflist = msginfo->references;
3928                                      reflist != NULL; reflist = reflist->next)
3929                                         if ((parent = g_hash_table_lookup
3930                                                 (summaryview->msgid_table,
3931                                                  reflist->data)))
3932                                                 break;
3933                         }
3934                 }
3935
3936                 if (prefs_common.thread_by_subject && parent == NULL) {
3937                         parent = subject_table_lookup
3938                                 (summaryview->subject_table,
3939                                  msginfo->subject);
3940                 }
3941
3942                 if (parent && parent != node) {
3943                         gtk_ctree_move(ctree, node, parent, NULL);
3944                 }
3945
3946                 node = next;
3947         }
3948
3949         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3950
3951         gtk_clist_thaw(GTK_CLIST(ctree));
3952         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3953                                          G_CALLBACK(summary_tree_expanded), summaryview);
3954
3955         debug_print("done.\n");
3956         STATUSBAR_POP(summaryview->mainwin);
3957         main_window_cursor_normal(summaryview->mainwin);
3958
3959         summaryview->threaded = TRUE;
3960
3961         summary_unlock(summaryview);
3962 }
3963
3964 static void summary_thread_init(SummaryView *summaryview)
3965 {
3966         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3967         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3968         GtkCTreeNode *next;
3969
3970         if (!summaryview->thread_collapsed) {
3971                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3972                                        G_CALLBACK(summary_tree_expanded), summaryview);
3973                 while (node) {
3974                         next = GTK_CTREE_ROW(node)->sibling;
3975                         if (GTK_CTREE_ROW(node)->children)
3976                                 gtk_ctree_expand_recursive(ctree, node);
3977                         node = next;
3978                 }
3979                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3980                                        G_CALLBACK(summary_tree_expanded), summaryview);
3981         }
3982 }
3983
3984 void summary_unthread(SummaryView *summaryview)
3985 {
3986         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3987         GtkCTreeNode *node;
3988         GtkCTreeNode *child;
3989         GtkCTreeNode *sibling;
3990         GtkCTreeNode *next_child;
3991
3992         summary_lock(summaryview);
3993
3994         debug_print("Unthreading...");
3995         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3996         main_window_cursor_wait(summaryview->mainwin);
3997
3998         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3999                                         summary_tree_collapsed, summaryview);
4000         gtk_clist_freeze(GTK_CLIST(ctree));
4001
4002         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4003              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4004                 child = GTK_CTREE_ROW(node)->children;
4005                 sibling = GTK_CTREE_ROW(node)->sibling;
4006
4007                 while (child != NULL) {
4008                         next_child = GTK_CTREE_ROW(child)->sibling;
4009                         gtk_ctree_move(ctree, child, NULL, sibling);
4010                         child = next_child;
4011                 }
4012         }
4013
4014         /* CLAWS: and sort it */
4015         gtk_sctree_sort_recursive(ctree, NULL);
4016
4017         gtk_clist_thaw(GTK_CLIST(ctree));
4018         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4019                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4020
4021         debug_print("done.\n");
4022         STATUSBAR_POP(summaryview->mainwin);
4023         main_window_cursor_normal(summaryview->mainwin);
4024
4025         summaryview->threaded = FALSE;
4026
4027         summary_unlock(summaryview);
4028 }
4029
4030 static void summary_unthread_for_exec(SummaryView *summaryview)
4031 {
4032         GtkCTreeNode *node;
4033         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4034
4035         debug_print("Unthreading for execution...");
4036
4037         START_LONG_OPERATION(summaryview);
4038
4039         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4040              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4041                 summary_unthread_for_exec_func(ctree, node, NULL);
4042         }
4043
4044         END_LONG_OPERATION(summaryview);
4045
4046         debug_print("done.\n");
4047 }
4048
4049 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4050                                            gpointer data)
4051 {
4052         MsgInfo *msginfo;
4053         GtkCTreeNode *top_parent;
4054         GtkCTreeNode *child;
4055         GtkCTreeNode *sibling;
4056
4057         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4058
4059         if (!msginfo ||
4060             (!MSG_IS_MOVE(msginfo->flags) &&
4061              !MSG_IS_DELETED(msginfo->flags)))
4062                 return;
4063         child = GTK_CTREE_ROW(node)->children;
4064         if (!child) return;
4065
4066         for (top_parent = node;
4067              GTK_CTREE_ROW(top_parent)->parent != NULL;
4068              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4069                 ;
4070         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4071
4072         while (child != NULL) {
4073                 GtkCTreeNode *next_child;
4074
4075                 next_child = GTK_CTREE_ROW(child)->sibling;
4076                 gtk_ctree_move(ctree, child, NULL, sibling);
4077                 child = next_child;
4078         }
4079 }
4080
4081 void summary_expand_threads(SummaryView *summaryview)
4082 {
4083         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4084         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4085
4086         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4087                                        G_CALLBACK(summary_tree_expanded), summaryview);
4088         gtk_clist_freeze(GTK_CLIST(ctree));
4089
4090         while (node) {
4091                 if (GTK_CTREE_ROW(node)->children) {
4092                         gtk_ctree_expand(ctree, node);
4093                         summary_set_row_marks(summaryview, node);
4094                 }
4095                 node = GTK_CTREE_NODE_NEXT(node);
4096         }
4097
4098         gtk_clist_thaw(GTK_CLIST(ctree));
4099         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4100                                          G_CALLBACK(summary_tree_expanded), summaryview);
4101
4102         summaryview->thread_collapsed = FALSE;
4103
4104         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4105 }
4106
4107 void summary_collapse_threads(SummaryView *summaryview)
4108 {
4109         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4110         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4111
4112         gtk_clist_freeze(GTK_CLIST(ctree));
4113
4114         while (node) {
4115                 if (GTK_CTREE_ROW(node)->children)
4116                         gtk_ctree_collapse(ctree, node);
4117                 node = GTK_CTREE_ROW(node)->sibling;
4118         }
4119
4120         gtk_clist_thaw(GTK_CLIST(ctree));
4121
4122         summaryview->thread_collapsed = TRUE;
4123
4124         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4125 }
4126
4127 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4128 {
4129         summary_lock(summaryview);
4130
4131         folder_item_update_freeze();
4132
4133         debug_print("filtering...");
4134         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4135         main_window_cursor_wait(summaryview->mainwin);
4136
4137         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4138
4139         if (selected_only) {
4140                 GList *cur;
4141
4142                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4143                      cur != NULL && cur->data != NULL; cur = cur->next) {
4144                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4145                                             GTK_CTREE_NODE(cur->data),
4146                                             summaryview);
4147                 }
4148         } else {
4149                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4150                                         GTK_CTREE_FUNC(summary_filter_func),
4151                                         summaryview);
4152         }
4153         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4154
4155         folder_item_update_thaw();
4156         debug_print("done.\n");
4157         STATUSBAR_POP(summaryview->mainwin);
4158         main_window_cursor_normal(summaryview->mainwin);
4159
4160         summary_unlock(summaryview);
4161
4162         /*
4163          * CLAWS: summary_show() only valid after having a lock. ideally
4164          * we want the lock to be context aware...
4165          */
4166         summary_show(summaryview, summaryview->folder_item);
4167 }
4168
4169 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4170                                 gpointer data)
4171 {
4172         MailFilteringData mail_filtering_data;
4173         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4174
4175         mail_filtering_data.msginfo = msginfo;
4176         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4177                 return;
4178
4179         filter_message_by_msginfo(filtering_rules, msginfo);
4180 }
4181
4182 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4183                                  PrefsFilterType type, gint processing_rule)
4184 {
4185         gchar *header = NULL;
4186         gchar *key = NULL;
4187
4188         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4189
4190         if (processing_rule) {
4191                 if (item == NULL)
4192                         prefs_filtering_open(&pre_global_processing,
4193                                              _("Processing rules to apply before folder rules"),
4194                                              header, key);
4195                 else
4196                         prefs_filtering_open(&item->prefs->processing,
4197                                              _("Processing configuration"),
4198                                              header, key);
4199         }
4200         else {
4201                 prefs_filtering_open(&filtering_rules,
4202                                      _("Filtering configuration"),
4203                                        header, key);
4204         }
4205
4206         g_free(header);
4207         g_free(key);
4208 }
4209
4210 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4211                          gint processing_rule)
4212 {
4213         MsgInfo *msginfo;
4214         FolderItem * item;
4215
4216         if (!summaryview->selected) return;
4217
4218         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4219                                               summaryview->selected);
4220         if (!msginfo) return;
4221
4222         item = summaryview->folder_item;
4223         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4224 }
4225
4226 /* color label */
4227
4228 #define N_COLOR_LABELS colorlabel_get_color_count()
4229
4230 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4231                                                      gpointer data)
4232 {
4233         guint color = GPOINTER_TO_UINT(data);
4234         SummaryView *summaryview;
4235
4236         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4237         g_return_if_fail(summaryview != NULL);
4238
4239         /* "dont_toggle" state set? */
4240         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4241                                 "dont_toggle"))
4242                 return;
4243
4244         summary_set_colorlabel(summaryview, color, NULL);
4245 }
4246
4247 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4248  * for the messsage; not the color index */
4249 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4250                                   guint labelcolor)
4251 {
4252         GdkColor color;
4253         GtkStyle *style, *prev_style, *ctree_style;
4254         MsgInfo *msginfo;
4255         gint color_index;
4256
4257         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4258
4259         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4260         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4261         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4262
4263         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4264                 if (!prev_style) return;
4265                 style = gtk_style_copy(prev_style);
4266                 color = ctree_style->fg[GTK_STATE_NORMAL];
4267                 style->fg[GTK_STATE_NORMAL] = color;
4268                 color = ctree_style->fg[GTK_STATE_SELECTED];
4269                 style->fg[GTK_STATE_SELECTED] = color;
4270         } else {
4271                 if (prev_style)
4272                         style = gtk_style_copy(prev_style);
4273                 else
4274                         style = gtk_style_copy(ctree_style);
4275                 color = colorlabel_get_color(color_index);
4276                 style->fg[GTK_STATE_NORMAL] = color;
4277                 /* get the average of label color and selected fg color
4278                    for visibility */
4279                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4280                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4281                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4282         }
4283
4284         gtk_ctree_node_set_row_style(ctree, node, style);
4285 }
4286
4287 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4288 {
4289         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4290         MsgInfo *msginfo;
4291
4292         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4293
4294         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4295                                         MSG_CLABEL_FLAG_MASK, 0);
4296 }
4297
4298 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4299                             GtkWidget *widget)
4300 {
4301         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4302         GList *cur;
4303
4304         START_LONG_OPERATION(summaryview);
4305
4306         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4307                 summary_set_row_colorlabel(summaryview,
4308                                            GTK_CTREE_NODE(cur->data), labelcolor);
4309         END_LONG_OPERATION(summaryview);
4310 }
4311
4312 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4313                                                           gpointer data)
4314 {
4315         SummaryView *summaryview;
4316         GtkMenuShell *menu;
4317         GtkCheckMenuItem **items;
4318         gint n;
4319         GList *cur, *sel;
4320
4321         summaryview = (SummaryView *)data;
4322         g_return_if_fail(summaryview != NULL);
4323
4324         sel = GTK_CLIST(summaryview->ctree)->selection;
4325         if (!sel) return;
4326
4327         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4328         g_return_if_fail(menu != NULL);
4329
4330         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4331
4332         /* NOTE: don't return prematurely because we set the "dont_toggle"
4333          * state for check menu items */
4334         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4335                           GINT_TO_POINTER(1));
4336
4337         /* clear items. get item pointers. */
4338         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4339                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4340                         gtk_check_menu_item_set_active
4341                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4342                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4343                         n++;
4344                 }
4345         }
4346
4347         if (n == (N_COLOR_LABELS + 1)) {
4348                 /* iterate all messages and set the state of the appropriate
4349                  * items */
4350                 for (; sel != NULL; sel = sel->next) {
4351                         MsgInfo *msginfo;
4352                         gint clabel;
4353
4354                         msginfo = gtk_ctree_node_get_row_data
4355                                 (GTK_CTREE(summaryview->ctree),
4356                                  GTK_CTREE_NODE(sel->data));
4357                         if (msginfo) {
4358                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4359                                 if (!items[clabel]->active)
4360                                         gtk_check_menu_item_set_active
4361                                                 (items[clabel], TRUE);
4362                         }
4363                 }
4364         } else
4365                 g_warning("invalid number of color elements (%d)\n", n);
4366
4367         /* reset "dont_toggle" state */
4368         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4369                           GINT_TO_POINTER(0));
4370 }
4371
4372 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4373 {
4374         GtkWidget *label_menuitem;
4375         GtkWidget *menu;
4376         GtkWidget *item;
4377         gint i;
4378
4379         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4380                                                    "/Color label");
4381         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4382                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4383                            summaryview);
4384         gtk_widget_show(label_menuitem);
4385
4386         menu = gtk_menu_new();
4387
4388         /* create sub items. for the menu item activation callback we pass the
4389          * index of label_colors[] as data parameter. for the None color we
4390          * pass an invalid (high) value. also we attach a data pointer so we
4391          * can always get back the SummaryView pointer. */
4392
4393         item = gtk_check_menu_item_new_with_label(_("None"));
4394         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4395         g_signal_connect(G_OBJECT(item), "activate",
4396                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4397                            GUINT_TO_POINTER(0));
4398         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4399         gtk_widget_show(item);
4400
4401         item = gtk_menu_item_new();
4402         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4403         gtk_widget_show(item);
4404
4405         /* create pixmap/label menu items */
4406         for (i = 0; i < N_COLOR_LABELS; i++) {
4407                 item = colorlabel_create_check_color_menu_item(i);
4408                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4409                 g_signal_connect(G_OBJECT(item), "activate",
4410                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4411                                  GUINT_TO_POINTER(i + 1));
4412                 g_object_set_data(G_OBJECT(item), "summaryview",
4413                                   summaryview);
4414                 gtk_widget_show(item);
4415         }
4416
4417         gtk_widget_show(menu);
4418         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4419         summaryview->colorlabel_menu = menu;
4420 }
4421
4422 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4423 {
4424         GtkWidget *ctree;
4425         gint *col_pos = summaryview->col_pos;
4426         SummaryColumnState *col_state;
4427         gchar *titles[N_SUMMARY_COLS];
4428         SummaryColumnType type;
4429         gint pos;
4430
4431         memset(titles, 0, sizeof(titles));
4432
4433         col_state = prefs_summary_column_get_config();
4434         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4435                 summaryview->col_state[pos] = col_state[pos];
4436                 type = col_state[pos].type;
4437                 col_pos[type] = pos;
4438                 titles[pos] = "dummy";
4439         }
4440         col_state = summaryview->col_state;
4441
4442         ctree = gtk_sctree_new_with_titles
4443                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4444
4445         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4446         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4447                                            GTK_JUSTIFY_CENTER);
4448         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4449                                            GTK_JUSTIFY_CENTER);
4450         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4451                                            GTK_JUSTIFY_CENTER);
4452         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4453                                            GTK_JUSTIFY_CENTER);
4454         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4455                                            GTK_JUSTIFY_RIGHT);
4456         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4457                                            GTK_JUSTIFY_RIGHT);
4458         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4459                                            GTK_JUSTIFY_RIGHT);
4460         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4461                                    SUMMARY_COL_MARK_WIDTH);
4462         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4463                                    SUMMARY_COL_STATUS_WIDTH);
4464         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4465                                    SUMMARY_COL_LOCKED_WIDTH);
4466         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4467                                    SUMMARY_COL_MIME_WIDTH);
4468         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4469                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4470         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4471                                    prefs_common.summary_col_size[S_COL_FROM]);
4472         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4473                                    prefs_common.summary_col_size[S_COL_TO]);
4474         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4475                                    prefs_common.summary_col_size[S_COL_DATE]);
4476         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4477                                    prefs_common.summary_col_size[S_COL_SIZE]);
4478         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4479                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4480         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4481                                    prefs_common.summary_col_size[S_COL_SCORE]);
4482         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4483         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4484                                      GTK_CTREE_EXPANDER_SQUARE);
4485 #if 0
4486         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4487         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4488                                      GTK_CTREE_EXPANDER_TRIANGLE);
4489 #endif
4490         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4491         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4492
4493         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4494                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4495                                        GTK_CAN_FOCUS);
4496                 gtk_clist_set_column_visibility
4497                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4498         }
4499
4500         /* connect signal to the buttons for sorting */
4501 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4502         g_signal_connect \
4503                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4504                  "clicked", \
4505                  G_CALLBACK(func), \
4506                  summaryview)
4507
4508         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4509         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4510         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4511         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4512         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4513         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4514         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4515         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4516         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4517         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4518         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4519
4520 #undef CLIST_BUTTON_SIGNAL_CONNECT
4521
4522         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4523                          G_CALLBACK(summary_selected), summaryview);
4524         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4525                          G_CALLBACK(summary_button_pressed),
4526                          summaryview);
4527         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4528                          G_CALLBACK(summary_button_released),
4529                          summaryview);
4530         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4531                          G_CALLBACK(summary_key_pressed), summaryview);
4532         g_signal_connect(G_OBJECT(ctree), "resize_column",
4533                          G_CALLBACK(summary_col_resized), summaryview);
4534         g_signal_connect(G_OBJECT(ctree), "open_row",
4535                          G_CALLBACK(summary_open_row), summaryview);
4536
4537         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4538                                G_CALLBACK(summary_tree_expanded),
4539                                summaryview);
4540         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4541                                G_CALLBACK(summary_tree_collapsed),
4542                                summaryview);
4543
4544         g_signal_connect(G_OBJECT(ctree), "start_drag",
4545                          G_CALLBACK(summary_start_drag),
4546                          summaryview);
4547         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4548                          G_CALLBACK(summary_drag_data_get),
4549                          summaryview);
4550
4551         return ctree;
4552 }
4553
4554 void summary_set_column_order(SummaryView *summaryview)
4555 {
4556         GtkWidget *ctree;
4557         GtkWidget *scrolledwin = summaryview->scrolledwin;
4558         GtkWidget *pixmap;
4559         FolderItem *item;
4560         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4561         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4562
4563         item = summaryview->folder_item;
4564
4565         summary_clear_all(summaryview);
4566         gtk_widget_destroy(summaryview->ctree);
4567
4568         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4569         summary_set_fonts(summaryview);
4570         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4571         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4572                                     summaryview->col_pos[S_COL_MIME], pixmap);
4573         gtk_widget_show(pixmap);
4574         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4575                                             GTK_CLIST(ctree)->hadjustment);
4576         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4577                                             GTK_CLIST(ctree)->vadjustment);
4578         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4579         gtk_widget_show(ctree);
4580
4581         summary_show(summaryview, item);
4582
4583         summary_select_by_msgnum(summaryview, selected_msgnum);
4584
4585         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4586         if (!summaryview->displayed)
4587                 messageview_clear(summaryview->messageview);
4588         else
4589                 summary_redisplay_msg(summaryview);
4590 }
4591
4592
4593 /* callback functions */
4594
4595 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4596                                    SummaryView *summaryview)
4597 {
4598         if (event)
4599                 summary_toggle_view(summaryview);
4600         return TRUE;
4601 }
4602
4603 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4604                                        SummaryView *summaryview)
4605 {
4606         if (!event) return FALSE;
4607
4608         if (event->button == 3) {
4609                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4610                 /* right clicked */
4611                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4612                                NULL, NULL, event->button, event->time);
4613         } else if (event->button == 2) {
4614                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4615         } else if (event->button == 1) {
4616                 if (!prefs_common.emulate_emacs &&
4617                     messageview_is_visible(summaryview->messageview))
4618                         summaryview->display_msg = TRUE;
4619         }
4620
4621         return FALSE;
4622 }
4623
4624 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4625                                         SummaryView *summaryview)
4626 {
4627         return FALSE;
4628 }
4629
4630 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4631 {
4632         summary_key_pressed(summaryview->ctree, event, summaryview);
4633 }
4634
4635 #define BREAK_ON_MODIFIER_KEY() \
4636         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4637
4638 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4639                                     SummaryView *summaryview)
4640 {
4641         GtkCTree *ctree = GTK_CTREE(widget);
4642         GtkCTreeNode *node;
4643         MessageView *messageview;
4644         TextView *textview;
4645         GtkAdjustment *adj;
4646         gboolean mod_pressed;
4647
4648         if (summary_is_locked(summaryview)) return TRUE;
4649         if (!event) return TRUE;
4650
4651         if (quicksearch_has_focus(summaryview->quicksearch))
4652                 return FALSE;
4653
4654         switch (event->keyval) {
4655         case GDK_Left:          /* Move focus */
4656                 adj = gtk_scrolled_window_get_hadjustment
4657                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4658                 if (adj->lower != adj->value)
4659                         break;
4660                 /* FALLTHROUGH */
4661         case GDK_Escape:
4662                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4663                 return TRUE;
4664         case GDK_Home:
4665         case GDK_End:
4666                 if ((node = summaryview->selected) != NULL) {
4667                         GtkCTreeNode *next = NULL;
4668                         next = (event->keyval == GDK_Home)
4669                                         ? gtk_ctree_node_nth(ctree, 0)
4670                                         : gtk_ctree_node_nth(ctree,
4671                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4672                         if (next) {
4673                                 gtk_sctree_select_with_state
4674                                         (GTK_SCTREE(ctree), next, event->state);
4675
4676                                 /* Deprecated - what are the non-deprecated equivalents? */
4677                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4678                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4679                                 summaryview->selected = next;
4680                         }
4681                 }
4682                 return TRUE;
4683         default:
4684                 break;
4685         }
4686
4687         if (!summaryview->selected) {
4688                 node = gtk_ctree_node_nth(ctree, 0);
4689                 if (node)
4690                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4691                 else
4692                         return TRUE;
4693         }
4694
4695         messageview = summaryview->messageview;
4696         textview = messageview->mimeview->textview;
4697
4698         mod_pressed =
4699                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4700
4701         switch (event->keyval) {
4702         case GDK_space:         /* Page down or go to the next */
4703                 if (event->state & GDK_SHIFT_MASK)
4704                         textview_scroll_page(textview, TRUE);
4705                 else {
4706                         if (summaryview->displayed != summaryview->selected) {
4707                                 summary_display_msg(summaryview,
4708                                                     summaryview->selected);
4709                                 break;
4710                         }
4711                         if (mod_pressed) {
4712                                 if (!textview_scroll_page(textview, TRUE))
4713                                         summary_select_prev_unread(summaryview);
4714                         } else {
4715                                 if (!textview_scroll_page(textview, FALSE))
4716                                         summary_select_next_unread(summaryview);
4717                         }
4718                 }
4719                 break;
4720         case GDK_BackSpace:     /* Page up */
4721                 textview_scroll_page(textview, TRUE);
4722                 break;
4723         case GDK_Return:        /* Scroll up/down one line */
4724                 if (summaryview->displayed != summaryview->selected) {
4725                         summary_display_msg(summaryview,
4726                                             summaryview->selected);
4727                         break;
4728                 }
4729                 textview_scroll_one_line(textview, mod_pressed);
4730                 break;
4731         case GDK_Delete:
4732                 BREAK_ON_MODIFIER_KEY();
4733                 summary_delete_trash(summaryview);
4734                 break;
4735         case GDK_y:
4736         case GDK_t:
4737         case GDK_l:
4738         case GDK_c:
4739                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
4740                         mimeview_pass_key_press_event(messageview->mimeview,
4741                                                       event);
4742                         break;
4743                 }
4744         default:
4745                 break;
4746         }
4747         return FALSE;
4748 }
4749
4750 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4751 {
4752         SummaryView *summaryview = data;
4753
4754         summary_show(summaryview, summaryview->folder_item);
4755 }
4756
4757 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4758 {
4759         SummaryView *summaryview = (SummaryView *)data;
4760
4761         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4762                 prefs_common.show_searchbar = TRUE;
4763                 quicksearch_show(summaryview->quicksearch);
4764         } else {
4765                 prefs_common.show_searchbar = FALSE;
4766                 quicksearch_hide(summaryview->quicksearch);
4767         }
4768 }
4769
4770 void summaryview_activate_quicksearch(SummaryView *summaryview)
4771 {
4772         gtk_toggle_button_set_active(
4773                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4774                 TRUE);
4775         quicksearch_show(summaryview->quicksearch);
4776 }
4777
4778 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4779 {
4780         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4781         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4782         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4783                 summary_reedit(summaryview);
4784         else
4785                 summary_open_msg(summaryview);
4786
4787         summaryview->display_msg = FALSE;
4788 }
4789
4790 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4791                                   SummaryView *summaryview)
4792 {
4793         summary_set_row_marks(summaryview, node);
4794         if (prefs_common.bold_unread) {
4795                 while (node) {
4796                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4797                         if (GTK_CTREE_ROW(node)->children)
4798                                 summary_set_row_marks(summaryview, node);
4799                         node = next;
4800                 }
4801         }
4802 }
4803
4804 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4805                                    SummaryView *summaryview)
4806 {
4807         summary_set_row_marks(summaryview, node);
4808 }
4809
4810 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4811                              gint column, SummaryView *summaryview)
4812 {
4813         MsgInfo *msginfo;
4814         gboolean marked_unread = FALSE;
4815
4816         if (summary_is_locked(summaryview)
4817         ||  GTK_SCTREE(ctree)->selecting_range) {
4818                 return;
4819         }
4820
4821         summary_status_show(summaryview);
4822
4823         if (GTK_CLIST(ctree)->selection &&
4824             GTK_CLIST(ctree)->selection->next) {
4825                 summaryview->display_msg = FALSE;
4826                 summary_set_menu_sensitive(summaryview);
4827                 toolbar_main_set_sensitive(summaryview->mainwin);
4828                 return;
4829         }
4830
4831         summaryview->selected = row;
4832
4833         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4834         g_return_if_fail(msginfo != NULL);
4835
4836         switch (column < 0 ? column : summaryview->col_state[column].type) {
4837         case S_COL_MARK:
4838                 if (!MSG_IS_DELETED(msginfo->flags) &&
4839                     !MSG_IS_MOVE(msginfo->flags) &&
4840                     !MSG_IS_COPY(msginfo->flags)) {
4841                         if (MSG_IS_MARKED(msginfo->flags)) {
4842                                 summary_unmark_row(summaryview, row);
4843                         } else {
4844                                 summary_mark_row(summaryview, row);
4845                         }
4846                 }
4847                 break;
4848         case S_COL_STATUS:
4849                 if (MSG_IS_UNREAD(msginfo->flags)) {
4850                         summary_mark_row_as_read(summaryview, row);
4851                         summary_status_show(summaryview);
4852                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4853                          !MSG_IS_FORWARDED(msginfo->flags)) {
4854                         marked_unread = TRUE;
4855                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4856                         summary_find_answers(summaryview, msginfo);
4857                         return;
4858                 }
4859                 break;
4860         case S_COL_LOCKED:
4861                 if (MSG_IS_LOCKED(msginfo->flags)) {
4862                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4863                         summary_set_row_marks(summaryview, row);
4864                 }
4865                 else
4866                         summary_lock_row(summaryview, row);
4867                 break;
4868         default:
4869                 break;
4870         }
4871
4872         if (summaryview->display_msg ||
4873             (prefs_common.always_show_msg &&
4874              messageview_is_visible(summaryview->messageview))) {
4875                 summaryview->display_msg = FALSE;
4876                 if (summaryview->displayed != row) {
4877                         summary_display_msg(summaryview, row);
4878                         if (marked_unread) {
4879                                 summary_mark_row_as_unread(summaryview, row);
4880                                 summary_status_show(summaryview);
4881                         }
4882                         return;
4883                 }
4884         }
4885
4886         if (marked_unread) {
4887                 summary_mark_row_as_unread(summaryview, row);
4888                 summary_status_show(summaryview);
4889         }
4890
4891         summary_set_menu_sensitive(summaryview);
4892         toolbar_main_set_sensitive(summaryview->mainwin);
4893 }
4894
4895 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4896                                 SummaryView *summaryview)
4897 {
4898         SummaryColumnType type = summaryview->col_state[column].type;
4899
4900         prefs_common.summary_col_size[type] = width;
4901 }
4902
4903
4904 /*
4905  * \brief get List of msginfo selected in SummaryView
4906  *
4907  * \param summaryview
4908  *
4909  * \return GSList holding MsgInfo
4910  */
4911 GSList *summary_get_selection(SummaryView *summaryview)
4912 {
4913         GList *sel = NULL;
4914         GSList *msginfo_list = NULL;
4915
4916         g_return_val_if_fail(summaryview != NULL, NULL);
4917
4918         sel = GTK_CLIST(summaryview->ctree)->selection;
4919
4920         g_return_val_if_fail(sel != NULL, NULL);
4921
4922         for ( ; sel != NULL; sel = sel->next)
4923                 msginfo_list =
4924                         g_slist_append(msginfo_list,
4925                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4926                                                                    GTK_CTREE_NODE(sel->data)));
4927         return msginfo_list;
4928 }
4929
4930 static void summary_reply_cb(SummaryView *summaryview, guint action,
4931                              GtkWidget *widget)
4932 {
4933         MessageView *msgview = (MessageView*)summaryview->messageview;
4934         GSList *msginfo_list;
4935
4936         g_return_if_fail(msgview != NULL);
4937
4938         msginfo_list = summary_get_selection(summaryview);
4939         g_return_if_fail(msginfo_list != NULL);
4940         compose_reply_from_messageview(msgview, msginfo_list, action);
4941         g_slist_free(msginfo_list);
4942 }
4943
4944 static void summary_show_all_header_cb(SummaryView *summaryview,
4945                                        guint action, GtkWidget *widget)
4946 {
4947         summaryview->messageview->all_headers =
4948                         GTK_CHECK_MENU_ITEM(widget)->active;
4949         summary_display_msg_selected(summaryview,
4950                                      GTK_CHECK_MENU_ITEM(widget)->active);
4951 }
4952
4953 static void summary_add_address_cb(SummaryView *summaryview,
4954                                    guint action, GtkWidget *widget)
4955 {
4956         summary_add_address(summaryview);
4957 }
4958
4959 static void summary_create_filter_cb(SummaryView *summaryview,
4960                                      guint action, GtkWidget *widget)
4961 {
4962         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4963 }
4964
4965 static void summary_create_processing_cb(SummaryView *summaryview,
4966                                          guint action, GtkWidget *widget)
4967 {
4968         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4969 }
4970
4971 static void summary_sort_by_column_click(SummaryView *summaryview,
4972                                          FolderSortKey sort_key)
4973 {
4974         GtkCTreeNode *node = NULL;
4975         START_TIMING("summary_sort_by_column_click");
4976         if (summaryview->sort_key == sort_key)
4977                 summary_sort(summaryview, sort_key,
4978                              summaryview->sort_type == SORT_ASCENDING
4979                              ? SORT_DESCENDING : SORT_ASCENDING);
4980         else
4981                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4982
4983         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4984
4985         if (prefs_common.bold_unread) {
4986                 while (node) {
4987                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4988                         if (GTK_CTREE_ROW(node)->children)
4989                                 summary_set_row_marks(summaryview, node);
4990                         node = next;
4991                 }
4992         }
4993         END_TIMING();
4994 }
4995
4996 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4997 {
4998         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4999 }
5000
5001 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5002 {
5003         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5004 }
5005
5006 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5007 {
5008         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5009 }
5010
5011 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5012 {
5013         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5014 }
5015
5016 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5017 {
5018         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5019 }
5020
5021 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5022 {
5023         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5024 }
5025
5026 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5027 {
5028         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5029 }
5030
5031 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5032 {
5033         summary_sort_by_column_click(summaryview, SORT_BY_TO);
5034 }
5035
5036 static void summary_subject_clicked(GtkWidget *button,
5037                                     SummaryView *summaryview)
5038 {
5039         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5040 }
5041
5042 static void summary_score_clicked(GtkWidget *button,
5043                                   SummaryView *summaryview)
5044 {
5045         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5046 }
5047
5048 static void summary_locked_clicked(GtkWidget *button,
5049                                    SummaryView *summaryview)
5050 {
5051         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5052 }
5053
5054 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5055                                SummaryView *summaryview)
5056 {
5057         GdkDragContext *context;
5058
5059         g_return_if_fail(summaryview != NULL);
5060         g_return_if_fail(summaryview->folder_item != NULL);
5061         g_return_if_fail(summaryview->folder_item->folder != NULL);
5062         if (summaryview->selected == NULL) return;
5063
5064         context = gtk_drag_begin(widget, summaryview->target_list,
5065                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5066         gtk_drag_set_icon_default(context);
5067 }
5068
5069 static void summary_drag_data_get(GtkWidget        *widget,
5070                                   GdkDragContext   *drag_context,
5071                                   GtkSelectionData *selection_data,
5072                                   guint             info,
5073                                   guint             time,
5074                                   SummaryView      *summaryview)
5075 {
5076         if (info == TARGET_MAIL_URI_LIST) {
5077                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5078                 GList *cur;
5079                 MsgInfo *msginfo;
5080                 gchar *mail_list = NULL, *tmp1, *tmp2;
5081
5082                 for (cur = GTK_CLIST(ctree)->selection;
5083                      cur != NULL && cur->data != NULL; cur = cur->next) {
5084                         msginfo = gtk_ctree_node_get_row_data
5085                                 (ctree, GTK_CTREE_NODE(cur->data));
5086                         tmp2 = procmsg_get_message_file(msginfo);
5087                         if (!tmp2) continue;
5088                         tmp1 = g_strconcat("file://", tmp2, NULL);
5089                         g_free(tmp2);
5090
5091                         if (!mail_list) {
5092                                 mail_list = tmp1;
5093                         } else {
5094                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5095                                 g_free(mail_list);
5096                                 g_free(tmp1);
5097                                 mail_list = tmp2;
5098                         }
5099                 }
5100
5101                 if (mail_list != NULL) {
5102                         gtk_selection_data_set(selection_data,
5103                                                selection_data->target, 8,
5104                                                mail_list, strlen(mail_list));
5105                         g_free(mail_list);
5106                 }
5107         } else if (info == TARGET_DUMMY) {
5108                 if (GTK_CLIST(summaryview->ctree)->selection)
5109                         gtk_selection_data_set(selection_data,
5110                                                selection_data->target, 8,
5111                                                "Dummy-Summaryview",
5112                                                strlen("Dummy-Summaryview")+1);
5113         }
5114 }
5115
5116
5117 /* custom compare functions for sorting */
5118
5119 #define CMP_FUNC_DEF(func_name, val)                                     \
5120 static gint func_name(GtkCList *clist,                                   \
5121                       gconstpointer ptr1, gconstpointer ptr2)            \
5122 {                                                                        \
5123         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5124         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5125                                                                          \
5126         if (!msginfo1 || !msginfo2)                                      \
5127                 return -1;                                               \
5128                                                                          \
5129         return (val);                                                    \
5130 }
5131
5132 CMP_FUNC_DEF(summary_cmp_by_mark,
5133              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5134 CMP_FUNC_DEF(summary_cmp_by_status,
5135              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5136 CMP_FUNC_DEF(summary_cmp_by_mime,
5137              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5138 CMP_FUNC_DEF(summary_cmp_by_label,
5139              MSG_GET_COLORLABEL(msginfo1->flags) -
5140              MSG_GET_COLORLABEL(msginfo2->flags))
5141 CMP_FUNC_DEF(summary_cmp_by_locked,
5142              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5143
5144 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5145 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5146 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5147
5148 #undef CMP_FUNC_DEF
5149
5150 static gint summary_cmp_by_subject(GtkCList *clist,
5151                                    gconstpointer ptr1,
5152                                    gconstpointer ptr2)
5153 {
5154         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5155         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5156
5157         if (!msginfo1->subject)
5158                 return (msginfo2->subject != NULL);
5159         if (!msginfo2->subject)
5160                 return -1;
5161
5162         return subject_compare_for_sort
5163                 (msginfo1->subject, msginfo2->subject);
5164 }
5165
5166 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5167                                 gconstpointer ptr2)
5168 {
5169         const gchar *str1, *str2;
5170         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5171         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5172         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5173
5174         g_return_val_if_fail(sv, -1);
5175
5176         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5177         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5178
5179         if (!str1)
5180                 return str2 != NULL;
5181
5182         if (!str2)
5183                 return -1;
5184
5185         return g_utf8_collate(str1, str2);
5186 }
5187
5188 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5189                                 gconstpointer ptr2)
5190 {
5191         const gchar *str1, *str2;
5192         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5193         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5194         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5195
5196         g_return_val_if_fail(sv, -1);
5197
5198         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5199         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5200
5201         if (!str1)
5202                 return str2 != NULL;
5203
5204         if (!str2)
5205                 return -1;
5206
5207         return g_utf8_collate(str1, str2);
5208 }
5209
5210 static gint summary_cmp_by_simplified_subject
5211         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5212 {
5213         const FolderItemPrefs *prefs;
5214         const gchar *str1, *str2;
5215         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5216         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5217         const MsgInfo *msginfo1 = r1->data;
5218         const MsgInfo *msginfo2 = r2->data;
5219         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5220
5221         g_return_val_if_fail(sv, -1);
5222         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5223
5224         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5225         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5226
5227         if (!str1)
5228                 return str2 != NULL;
5229
5230         if (!str2)
5231                 return -1;
5232
5233         prefs = msginfo1->folder->prefs;
5234         if (!prefs)
5235                 prefs = msginfo2->folder->prefs;
5236         if (!prefs)
5237                 return -1;
5238
5239         return subject_compare_for_sort(str1, str2);
5240 }
5241
5242 static gint summary_cmp_by_score(GtkCList *clist,
5243                                  gconstpointer ptr1, gconstpointer ptr2)
5244 {
5245         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5246         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5247         int diff;
5248
5249         /* if score are equal, sort by date */
5250
5251         diff = msginfo1->score - msginfo2->score;
5252         if (diff != 0)
5253                 return diff;
5254         else
5255                 return summary_cmp_by_date(clist, ptr1, ptr2);
5256 }
5257
5258 static void news_flag_crosspost(MsgInfo *msginfo)
5259 {
5260         GString *line;
5261         gpointer key;
5262         gpointer value;
5263         Folder *mff;
5264
5265         g_return_if_fail(msginfo != NULL);
5266         g_return_if_fail(msginfo->folder != NULL);
5267         g_return_if_fail(msginfo->folder->folder != NULL);
5268         mff = msginfo->folder->folder;
5269         g_return_if_fail(mff->klass->type == F_NEWS);
5270
5271         if (mff->account->mark_crosspost_read) {
5272                 line = g_string_sized_new(128);
5273                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5274                 debug_print("nfcp: checking <%s>", line->str);
5275                 if (mff->newsart &&
5276                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5277                         debug_print(" <%s>", (gchar *)value);
5278                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5279                                 summary_msginfo_change_flags(msginfo,
5280                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5281                         }
5282                         g_hash_table_remove(mff->newsart, key);
5283                         g_free(key);
5284                 }
5285                 g_string_free(line, TRUE);
5286                 debug_print("\n");
5287         }
5288 }
5289
5290 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5291 {
5292         SummaryView *summaryview = (SummaryView *) data;
5293         MsgInfo *msginfo;
5294
5295         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5296
5297         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5298
5299         summary_set_row_marks(summaryview, row);
5300         debug_print("Message %d is marked as ignore thread\n",
5301             msginfo->msgnum);
5302 }
5303
5304 static void summary_ignore_thread(SummaryView *summaryview)
5305 {
5306         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5307         GList *cur;
5308
5309         START_LONG_OPERATION(summaryview);
5310         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5311                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5312                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5313                                         summaryview);
5314
5315         END_LONG_OPERATION(summaryview);
5316
5317         summary_status_show(summaryview);
5318 }
5319
5320 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5321 {
5322         SummaryView *summaryview = (SummaryView *) data;
5323         MsgInfo *msginfo;
5324
5325         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5326
5327         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5328
5329         summary_set_row_marks(summaryview, row);
5330         debug_print("Message %d is marked as unignore thread\n",
5331             msginfo->msgnum);
5332 }
5333
5334 static void summary_unignore_thread(SummaryView *summaryview)
5335 {
5336         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5337         GList *cur;
5338
5339         START_LONG_OPERATION(summaryview);
5340         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5341                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5342                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5343                                         summaryview);
5344
5345         END_LONG_OPERATION(summaryview);
5346
5347         summary_status_show(summaryview);
5348 }
5349
5350 static void summary_check_ignore_thread_func
5351                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5352 {
5353         MsgInfo *msginfo;
5354         gint *found_ignore = (gint *) data;
5355
5356         if (*found_ignore) return;
5357         else {
5358                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5359                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5360         }
5361 }
5362
5363 void summary_toggle_ignore_thread(SummaryView *summaryview)
5364 {
5365         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5366         GList *cur;
5367         gint found_ignore = 0;
5368
5369         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5370                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5371                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5372                                         &found_ignore);
5373
5374         if (found_ignore)
5375                 summary_unignore_thread(summaryview);
5376         else
5377                 summary_ignore_thread(summaryview);
5378 }
5379
5380 #if 0 /* OLD PROCESSING */
5381 static gboolean processing_apply_func(GNode *node, gpointer data)
5382 {
5383         FolderItem *item;
5384         GSList * processing;
5385         SummaryView * summaryview = (SummaryView *) data;
5386
5387         if (node == NULL)
5388                 return FALSE;
5389
5390         item = node->data;
5391         /* prevent from the warning */
5392         if (item->path == NULL)
5393                 return FALSE;
5394         processing = item->prefs->processing;
5395
5396
5397         if (processing != NULL) {
5398                 gchar * buf;
5399                 GSList * mlist;
5400                 GSList * cur;
5401
5402                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5403                 debug_print(buf);
5404                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5405                 g_free(buf);
5406
5407                 mlist = folder_item_get_msg_list(item);
5408                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5409                         MsgInfo * msginfo;
5410
5411                         msginfo = (MsgInfo *) cur->data;
5412                         filter_message_by_msginfo(processing, msginfo, NULL);
5413                         procmsg_msginfo_free(msginfo);
5414                 }
5415
5416                 g_slist_free(mlist);
5417
5418                 STATUSBAR_POP(summaryview->mainwin);
5419         }
5420
5421
5422         return FALSE;
5423 }
5424
5425 void processing_apply(SummaryView * summaryview)
5426 {
5427         GList * cur;
5428
5429         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5430                 Folder *folder;
5431
5432                 folder = (Folder *) cur->data;
5433                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5434                                 processing_apply_func, summaryview);
5435         }
5436 }
5437 #endif
5438
5439 void summary_toggle_show_read_messages(SummaryView *summaryview)
5440 {
5441         FolderItemUpdateData source;
5442         if (summaryview->folder_item->hide_read_msgs)
5443                 summaryview->folder_item->hide_read_msgs = 0;
5444         else
5445                 summaryview->folder_item->hide_read_msgs = 1;
5446
5447         source.item = summaryview->folder_item;
5448         source.update_flags = F_ITEM_UPDATE_NAME;
5449         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5450         summary_show(summaryview, summaryview->folder_item);
5451 }
5452
5453 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5454                                              guint action)
5455 {
5456         GtkWidget *widget;
5457
5458         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5459                                            "/View/Hide read messages");
5460         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5461                           GINT_TO_POINTER(1));
5462         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5463         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5464                           GINT_TO_POINTER(0));
5465 }
5466
5467 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5468 {
5469         GtkWidget *ctree = summaryview->ctree;
5470         GtkWidget *pixmap;
5471
5472         gtk_widget_destroy(summaryview->folder_pixmap);
5473
5474         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5475         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5476         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5477         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5478         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5479         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5480         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5481         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5482         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5483         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5484         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5485         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5486         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5487
5488         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5489         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5490         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5491         gtk_widget_show(pixmap);
5492         summaryview->folder_pixmap = pixmap;
5493
5494         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5495         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5496                               summaryview->quick_search_pixmap);
5497         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5498         gtk_widget_show(pixmap);
5499         summaryview->quick_search_pixmap = pixmap;
5500
5501         folderview_unselect(summaryview->folderview);
5502         folderview_select(summaryview->folderview, summaryview->folder_item);
5503         summary_set_column_titles(summaryview);
5504 }
5505
5506 /*
5507  * Harvest addresses for selected messages in summary view.
5508  */
5509 void summary_harvest_address(SummaryView *summaryview)
5510 {
5511         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5512         GList *cur;
5513         GList *msgList;
5514         MsgInfo *msginfo;
5515
5516         msgList = NULL;
5517         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5518                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5519                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5520         }
5521         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5522         g_list_free( msgList );
5523 }
5524
5525 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5526 {
5527         int err;
5528         gchar buf[BUFFSIZE];
5529         regex_t *preg = NULL;
5530
5531         preg = g_new0(regex_t, 1);
5532
5533         err = string_match_precompile(simplify_subject_regexp,
5534                                       preg, REG_EXTENDED);
5535         if (err) {
5536                 regerror(err, preg, buf, BUFFSIZE);
5537                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5538                 g_free(preg);
5539                 preg = NULL;
5540         }
5541
5542         return preg;
5543 }
5544
5545 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5546 {
5547         g_return_if_fail(summaryview != NULL);
5548         g_return_if_fail(item != NULL);
5549
5550         /* Subject simplification */
5551         if(summaryview->simplify_subject_preg) {
5552                 regfree(summaryview->simplify_subject_preg);
5553                 g_free(summaryview->simplify_subject_preg);
5554                 summaryview->simplify_subject_preg = NULL;
5555         }
5556         if(item->prefs && item->prefs->simplify_subject_regexp &&
5557            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5558                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5559
5560         /* Sorting */
5561         summaryview->sort_key = item->sort_key;
5562         summaryview->sort_type = item->sort_type;
5563
5564         /* Threading */
5565         summaryview->threaded = item->threaded;
5566         summaryview->thread_collapsed = item->thread_collapsed;
5567
5568         /* Scoring */
5569 #if 0
5570         if (global_scoring || item->prefs->scoring) {
5571                 summaryview->important_score = prefs_common.important_score;
5572                 if (item->prefs->important_score >
5573                     summaryview->important_score)
5574                         summaryview->important_score =
5575                                 item->prefs->important_score;
5576         }
5577 #endif
5578 }
5579
5580 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5581 {
5582         /* Sorting */
5583         item->sort_key = summaryview->sort_key;
5584         item->sort_type = summaryview->sort_type;
5585
5586         /* Threading */
5587         item->threaded = summaryview->threaded;
5588         item->thread_collapsed = summaryview->thread_collapsed;
5589 }
5590
5591 static gboolean summary_update_msg(gpointer source, gpointer data)
5592 {
5593         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5594         SummaryView *summaryview = (SummaryView *)data;
5595         GtkCTreeNode *node;
5596
5597         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5598         g_return_val_if_fail(summaryview != NULL, FALSE);
5599
5600         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5601                 node = gtk_ctree_find_by_row_data(
5602                                 GTK_CTREE(summaryview->ctree), NULL,
5603                                 msginfo_update->msginfo);
5604
5605                 if (node)
5606                         summary_set_row_marks(summaryview, node);
5607         }
5608
5609         return FALSE;
5610 }
5611
5612 /*!
5613  *\brief        change summaryview to display your answer(s) to a message
5614  *
5615  *\param        summaryview The SummaryView ;)
5616  *\param        msginfo The message for which answers are searched
5617  *
5618  */
5619 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5620 {
5621         FolderItem *sent_folder = NULL;
5622         PrefsAccount *account = NULL;
5623         GtkCTreeNode *node = NULL;
5624         char *buf = NULL;
5625         if (msg == NULL || msg->msgid == NULL)
5626                 return;
5627
5628         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5629         if (account == NULL)
5630                 return;
5631         sent_folder = account_get_special_folder
5632                                 (account, F_OUTBOX);
5633
5634         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5635
5636         if (sent_folder != summaryview->folder_item) {
5637                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5638         }
5639
5640         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5641
5642         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5643         g_free(buf);
5644
5645         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5646         if (node)
5647                 summary_select_node(summaryview, node, TRUE, TRUE);
5648 }
5649
5650 void summaryview_export_mbox_list(SummaryView *summaryview)
5651 {
5652         GSList *list = summary_get_selected_msg_list(summaryview);
5653         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5654
5655         if (mbox == NULL || list == NULL)
5656                 return;
5657
5658         export_list_to_mbox(list, mbox);
5659
5660         g_slist_free(list);
5661         g_free(mbox);
5662
5663 }
5664
5665 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5666 {
5667         if (!summaryview || !summaryview->folder_item || !item) {
5668                 return;
5669         }
5670
5671         if (summaryview->folder_item->folder == item->folder) {
5672                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5673         }
5674 }
5675 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5676 {
5677         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5678 }