src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   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 #include "log.h"
  91
  92 #define SUMMARY_COL_MARK_WIDTH          10
  93 #define SUMMARY_COL_STATUS_WIDTH        13
  94 #define SUMMARY_COL_LOCKED_WIDTH        13
  95 #define SUMMARY_COL_MIME_WIDTH          11
  96
  97
  98 static GtkStyle *bold_style;
  99 static GtkStyle *bold_marked_style;
 100 static GtkStyle *bold_deleted_style;
 101 static GtkStyle *small_style;
 102 static GtkStyle *small_marked_style;
 103 static GtkStyle *small_deleted_style;
 104
 105 static GdkPixmap *markxpm;
 106 static GdkBitmap *markxpmmask;
 107 static GdkPixmap *deletedxpm;
 108 static GdkBitmap *deletedxpmmask;
 109
 110 static GdkPixmap *newxpm;
 111 static GdkBitmap *newxpmmask;
 112 static GdkPixmap *unreadxpm;
 113 static GdkBitmap *unreadxpmmask;
 114 static GdkPixmap *repliedxpm;
 115 static GdkBitmap *repliedxpmmask;
 116 static GdkPixmap *forwardedxpm;
 117 static GdkBitmap *forwardedxpmmask;
 118 static GdkPixmap *ignorethreadxpm;
 119 static GdkBitmap *ignorethreadxpmmask;
 120 static GdkPixmap *lockedxpm;
 121 static GdkBitmap *lockedxpmmask;
 122 static GdkPixmap *spamxpm;
 123 static GdkBitmap *spamxpmmask;
 124
 125 static GdkPixmap *clipxpm;
 126 static GdkBitmap *clipxpmmask;
 127 static GdkPixmap *keyxpm;
 128 static GdkBitmap *keyxpmmask;
 129 static GdkPixmap *clipkeyxpm;
 130 static GdkBitmap *clipkeyxpmmask;
 131 static GdkPixmap *gpgsignedxpm;
 132 static GdkBitmap *gpgsignedxpmmask;
 133 static GdkPixmap *clipgpgsignedxpm;
 134 static GdkBitmap *clipgpgsignedxpmmask;
 135
 136 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139 static void summary_set_marks_func      (GtkCTree               *ctree,
 140                                          GtkCTreeNode           *node,
 141                                          gpointer                data);
 142
 143 void summary_set_menu_sensitive (SummaryView            *summaryview);
 144
 145 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 146                                              guint action);
 147
 148 static guint summary_get_msgnum         (SummaryView            *summaryview,
 149                                          GtkCTreeNode           *node);
 150
 151 static GtkCTreeNode *summary_find_prev_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154 static GtkCTreeNode *summary_find_next_msg
 155                                         (SummaryView            *summaryview,
 156                                          GtkCTreeNode           *current_node);
 157
 158 static GtkCTreeNode *summary_find_prev_flagged_msg
 159                                         (SummaryView    *summaryview,
 160                                          GtkCTreeNode   *current_node,
 161                                          MsgPermFlags    flags,
 162                                          gboolean        start_from_prev);
 163 static GtkCTreeNode *summary_find_next_flagged_msg
 164                                         (SummaryView    *summaryview,
 165                                          GtkCTreeNode   *current_node,
 166                                          MsgPermFlags    flags,
 167                                          gboolean        start_from_next);
 168
 169 static GtkCTreeNode *summary_find_msg_by_msgnum
 170                                         (SummaryView            *summaryview,
 171                                          guint                   msgnum);
 172
 173 static void summary_update_status       (SummaryView            *summaryview);
 174
 175 /* display functions */
 176 static void summary_status_show         (SummaryView            *summaryview);
 177 static void summary_set_column_titles   (SummaryView            *summaryview);
 178 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 179                                          GSList                 *mlist);
 180 static void summary_set_header          (SummaryView            *summaryview,
 181                                          gchar                  *text[],
 182                                          MsgInfo                *msginfo,
 183                                          gboolean               *free_from);
 184 static void summary_display_msg         (SummaryView            *summaryview,
 185                                          GtkCTreeNode           *row);
 186 static void summary_display_msg_full    (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row,
 188                                          gboolean                new_window,
 189                                          gboolean                all_headers);
 190 static void summary_set_row_marks       (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192
 193 /* message handling */
 194 static void summary_mark_row            (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_lock_row            (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_unlock_row          (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_delete_row          (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_unmark_row          (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_move_row_to         (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row,
 210                                          FolderItem             *to_folder);
 211 static void summary_copy_row_to         (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row,
 213                                          FolderItem             *to_folder);
 214
 215 static gint summary_execute_move        (SummaryView            *summaryview);
 216 static void summary_execute_move_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_copy        (SummaryView            *summaryview);
 220 static void summary_execute_copy_func   (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223 static void summary_execute_delete      (SummaryView            *summaryview);
 224 static void summary_execute_delete_func (GtkCTree               *ctree,
 225                                          GtkCTreeNode           *node,
 226                                          gpointer                data);
 227
 228 static void summary_thread_init         (SummaryView            *summaryview);
 229 static void summary_ignore_thread       (SummaryView            *summaryview);
 230 static void summary_unignore_thread     (SummaryView            *summaryview);
 231
 232 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 233 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 234                                                  GtkCTreeNode   *node,
 235                                                  gpointer        data);
 236
 237 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 238                               GSList * mlist);
 239
 240 static void summary_filter_func         (MsgInfo *msginfo);
 241
 242 static void summary_colorlabel_menu_item_activate_cb
 243                                           (GtkWidget    *widget,
 244                                            gpointer      data);
 245 static void summary_colorlabel_menu_item_activate_item_cb
 246                                           (GtkMenuItem  *label_menu_item,
 247                                            gpointer      data);
 248 static void summary_colorlabel_menu_create(SummaryView  *summaryview,
 249                                            gboolean  refresh);
 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_unselected          (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *row,
 280                                          gint                    column,
 281                                          SummaryView            *summaryview);
 282 static void summary_col_resized         (GtkCList               *clist,
 283                                          gint                    column,
 284                                          gint                    width,
 285                                          SummaryView            *summaryview);
 286 static void summary_reply_cb            (SummaryView            *summaryview,
 287                                          guint                   action,
 288                                          GtkWidget              *widget);
 289 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292
 293 static void summary_add_address_cb      (SummaryView            *summaryview,
 294                                          guint                   action,
 295                                          GtkWidget              *widget);
 296 static void summary_create_filter_cb    (SummaryView            *summaryview,
 297                                          guint                   action,
 298                                          GtkWidget              *widget);
 299 static void summary_create_processing_cb(SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_status_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_to_clicked          (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_subject_clicked     (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_score_clicked       (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_locked_clicked      (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327
 328 static void summary_start_drag          (GtkWidget        *widget,
 329                                          int button,
 330                                          GdkEvent *event,
 331                                          SummaryView      *summaryview);
 332 static void summary_drag_data_get       (GtkWidget        *widget,
 333                                          GdkDragContext   *drag_context,
 334                                          GtkSelectionData *selection_data,
 335                                          guint             info,
 336                                          guint             time,
 337                                          SummaryView      *summaryview);
 338 static void summary_drag_data_received(GtkWidget        *widget,
 339                                         GdkDragContext   *drag_context,
 340                                         gint              x,
 341                                         gint              y,
 342                                         GtkSelectionData *data,
 343                                         guint             info,
 344                                         guint             time,
 345                                         SummaryView       *summaryview);
 346 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
 347                                           GdkDragContext *context,
 348                                           gint            x,
 349                                           gint            y,
 350                                           guint           time,
 351                                           SummaryView    *summaryview);
 352
 353 /* custom compare functions for sorting */
 354
 355 static gint summary_cmp_by_mark         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_status       (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_mime         (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_num          (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367 static gint summary_cmp_by_size         (GtkCList               *clist,
 368                                          gconstpointer           ptr1,
 369                                          gconstpointer           ptr2);
 370 static gint summary_cmp_by_date         (GtkCList               *clist,
 371                                          gconstpointer           ptr1,
 372                                          gconstpointer           ptr2);
 373 static gint summary_cmp_by_from         (GtkCList               *clist,
 374                                          gconstpointer           ptr1,
 375                                          gconstpointer           ptr2);
 376 static gint summary_cmp_by_simplified_subject
 377                                         (GtkCList               *clist,
 378                                          gconstpointer           ptr1,
 379                                          gconstpointer           ptr2);
 380 static gint summary_cmp_by_score        (GtkCList               *clist,
 381                                          gconstpointer           ptr1,
 382                                          gconstpointer           ptr2);
 383 static gint summary_cmp_by_label        (GtkCList               *clist,
 384                                          gconstpointer           ptr1,
 385                                          gconstpointer           ptr2);
 386 static gint summary_cmp_by_to           (GtkCList               *clist,
 387                                          gconstpointer           ptr1,
 388                                          gconstpointer           ptr2);
 389 static gint summary_cmp_by_subject      (GtkCList               *clist,
 390                                          gconstpointer           ptr1,
 391                                          gconstpointer           ptr2);
 392 static gint summary_cmp_by_locked       (GtkCList               *clist,
 393                                          gconstpointer           ptr1,
 394                                          gconstpointer           ptr2);
 395
 396 static void news_flag_crosspost         (MsgInfo *msginfo);
 397
 398 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 399                                          gpointer        data);
 400 static void tog_searchbar_cb            (GtkWidget      *w,
 401                                          gpointer        data);
 402
 403 static void summary_find_answers        (SummaryView    *summaryview,
 404                                          MsgInfo        *msg);
 405
 406 static gboolean summary_update_msg      (gpointer source, gpointer data);
 407
 408 GtkTargetEntry summary_drag_types[2] =
 409 {
 410         {"text/uri-list", 0, TARGET_MAIL_URI_LIST},
 411         {"sylpheed-claws/internal", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 412 };
 413
 414 static GtkItemFactoryEntry summary_popup_entries[] =
 415 {
 416         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 417         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 418         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 419         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 420         {N_("/Repl_y to/mailing _list"),
 421                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 422         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 423         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 424         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 425         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 428         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 429         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 430         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 431         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 432         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 433         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 434         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 435         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 437         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 438         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 439         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 440         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 441         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 442         {N_("/_Mark/Mark as _spam"),    NULL, summary_mark_as_spam, 1, NULL},
 443         {N_("/_Mark/Mark as _ham"),     NULL, summary_mark_as_spam, 0, NULL},
 444         {N_("/_Mark/---"),              NULL, NULL, 0, "<Separator>"},
 445         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 446         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 447         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 448
 449         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 450         {N_("/Add sender to address boo_k"),
 451                                         NULL, summary_add_address_cb, 0, NULL},
 452         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 453         {N_("/Create f_ilter rule/_Automatically"),
 454                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 455         {N_("/Create f_ilter rule/by _From"),
 456                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 457         {N_("/Create f_ilter rule/by _To"),
 458                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 459         {N_("/Create f_ilter rule/by _Subject"),
 460                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 461         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 462         {N_("/Create processing rule/_Automatically"),
 463                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 464         {N_("/Create processing rule/by _From"),
 465                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 466         {N_("/Create processing rule/by _To"),
 467                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 468         {N_("/Create processing rule/by _Subject"),
 469                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 470         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 471         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 472         {N_("/_View/Open in new _window"),
 473                                         "<control><alt>N", summary_open_msg,    0, NULL},
 474         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 475         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 476         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 477         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 478         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 479 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 480
 481 static const gchar *const col_label[N_SUMMARY_COLS] = {
 482         "",             /* S_COL_MARK    */
 483         N_("S"),        /* S_COL_STATUS  */
 484         "",             /* S_COL_MIME    */
 485         N_("Subject"),  /* S_COL_SUBJECT */
 486         N_("From"),     /* S_COL_FROM    */
 487         N_("To"),       /* S_COL_TO      */
 488         N_("Date"),     /* S_COL_DATE    */
 489         N_("Size"),     /* S_COL_SIZE    */
 490         N_("#"),        /* S_COL_NUMBER  */
 491         N_("Score"),    /* S_COL_SCORE   */
 492         "",             /* S_COL_LOCKED  */
 493 };
 494
 495 #define START_LONG_OPERATION(summaryview) {                     \
 496         summary_lock(summaryview);                              \
 497         main_window_cursor_wait(summaryview->mainwin);          \
 498         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 499         folder_item_update_freeze();                            \
 500         inc_lock();                                             \
 501 }
 502 #define END_LONG_OPERATION(summaryview) {                       \
 503         inc_unlock();                                           \
 504         folder_item_update_thaw();                              \
 505         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 506         main_window_cursor_normal(summaryview->mainwin);        \
 507         summary_unlock(summaryview);                            \
 508 }
 509
 510 SummaryView *summary_create(void)
 511 {
 512         SummaryView *summaryview;
 513         GtkWidget *vbox;
 514         GtkWidget *scrolledwin;
 515         GtkWidget *ctree;
 516         GtkWidget *hbox;
 517         GtkWidget *hbox_l;
 518         GtkWidget *statlabel_folder;
 519         GtkWidget *statlabel_select;
 520         GtkWidget *statlabel_msgs;
 521         GtkWidget *hbox_spc;
 522         GtkWidget *toggle_eventbox;
 523         GtkWidget *toggle_arrow;
 524         GtkWidget *popupmenu;
 525         GtkWidget *toggle_search;
 526         GtkTooltips *search_tip;
 527         GtkItemFactory *popupfactory;
 528         gint n_entries;
 529         QuickSearch *quicksearch;
 530
 531         debug_print("Creating summary view...\n");
 532         summaryview = g_new0(SummaryView, 1);
 533
 534 #define SUMMARY_VBOX_SPACING 3
 535         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 536
 537         /* create status label */
 538         hbox = gtk_hbox_new(FALSE, 0);
 539         gtk_widget_show(hbox);
 540
 541         search_tip = gtk_tooltips_new();
 542         toggle_search = gtk_toggle_button_new();
 543         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 544                                      prefs_common.show_searchbar);
 545         gtk_widget_show(toggle_search);
 546
 547         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 548                              toggle_search,
 549                              _("Toggle quick search bar"), NULL);
 550
 551         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 552
 553         hbox_l = gtk_hbox_new(FALSE, 0);
 554         gtk_widget_show(hbox_l);
 555         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 556
 557         statlabel_folder = gtk_label_new("");
 558         gtk_widget_show(statlabel_folder);
 559         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 560         statlabel_select = gtk_label_new("");
 561         gtk_widget_show(statlabel_select);
 562         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 563
 564         /* toggle view button */
 565         toggle_eventbox = gtk_event_box_new();
 566         gtk_widget_show(toggle_eventbox);
 567         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 568         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 569         gtk_widget_show(toggle_arrow);
 570         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 571         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 572                          G_CALLBACK(summary_toggle_pressed),
 573                          summaryview);
 574
 575
 576         statlabel_msgs = gtk_label_new("");
 577         gtk_widget_show(statlabel_msgs);
 578         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 579
 580         hbox_spc = gtk_hbox_new(FALSE, 0);
 581         gtk_widget_show(hbox_spc);
 582         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 583
 584         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 585         gtk_widget_show(scrolledwin);
 586         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 587                                        GTK_POLICY_AUTOMATIC,
 588                                        GTK_POLICY_AUTOMATIC);
 589         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 590         gtk_widget_set_size_request(vbox,
 591                              prefs_common.summaryview_width,
 592                              prefs_common.summaryview_height);
 593
 594         ctree = summary_ctree_create(summaryview);
 595         gtk_widget_show(ctree);
 596
 597         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 598                                             GTK_CLIST(ctree)->hadjustment);
 599         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 600                                             GTK_CLIST(ctree)->vadjustment);
 601         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 602
 603         /* status label */
 604         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 605
 606         /* quick search */
 607         quicksearch = quicksearch_new();
 608         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 609
 610         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 611
 612         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 613                           G_CALLBACK(tog_searchbar_cb), summaryview);
 614
 615         /* create popup menu */
 616         n_entries = sizeof(summary_popup_entries) /
 617                 sizeof(summary_popup_entries[0]);
 618         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 619                                       "<SummaryView>", &popupfactory,
 620                                       summaryview);
 621
 622         summaryview->vbox = vbox;
 623         summaryview->scrolledwin = scrolledwin;
 624         summaryview->ctree = ctree;
 625         summaryview->hbox = hbox;
 626         summaryview->hbox_l = hbox_l;
 627         summaryview->statlabel_folder = statlabel_folder;
 628         summaryview->statlabel_select = statlabel_select;
 629         summaryview->statlabel_msgs = statlabel_msgs;
 630         summaryview->toggle_eventbox = toggle_eventbox;
 631         summaryview->toggle_arrow = toggle_arrow;
 632         summaryview->toggle_search = toggle_search;
 633         summaryview->popupmenu = popupmenu;
 634         summaryview->popupfactory = popupfactory;
 635         summaryview->lock_count = 0;
 636         summaryview->msginfo_update_callback_id =
 637                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 638
 639         summaryview->target_list = gtk_target_list_new(summary_drag_types, 2);
 640
 641         summaryview->quicksearch = quicksearch;
 642
 643         /* CLAWS: need this to get the SummaryView * from
 644          * the CList */
 645         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 646
 647         gtk_widget_show_all(vbox);
 648
 649         gtk_widget_show(vbox);
 650
 651         if (prefs_common.show_searchbar)
 652                 quicksearch_show(quicksearch);
 653         else
 654                 quicksearch_hide(quicksearch);
 655
 656         return summaryview;
 657 }
 658
 659 static void summary_set_fonts(SummaryView *summaryview)
 660 {
 661         PangoFontDescription *font_desc;
 662         gint size;
 663
 664         font_desc = pango_font_description_from_string(NORMAL_FONT);
 665         gtk_widget_modify_font(summaryview->ctree, font_desc);
 666         pango_font_description_free(font_desc);
 667
 668         if (!bold_style) {
 669                 bold_style = gtk_style_copy
 670                         (gtk_widget_get_style(summaryview->ctree));
 671                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 672                 if (font_desc) {
 673                         pango_font_description_free(bold_style->font_desc);
 674                         bold_style->font_desc = font_desc;
 675                 }
 676
 677                 pango_font_description_set_weight
 678                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 679                 bold_marked_style = gtk_style_copy(bold_style);
 680                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 681                         summaryview->color_marked;
 682                 bold_deleted_style = gtk_style_copy(bold_style);
 683                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 684                         summaryview->color_dim;
 685         }
 686
 687         font_desc = pango_font_description_new();
 688         size = pango_font_description_get_size
 689                 (summaryview->ctree->style->font_desc);
 690         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 691         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 692         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 693         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 694         pango_font_description_free(font_desc);
 695 }
 696
 697 void summary_init(SummaryView *summaryview)
 698 {
 699         GtkWidget *pixmap;
 700
 701         gtk_widget_realize(summaryview->ctree);
 702         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 703                          &markxpm, &markxpmmask);
 704         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 705                          &deletedxpm, &deletedxpmmask);
 706         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 707                          &newxpm, &newxpmmask);
 708         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 709                          &unreadxpm, &unreadxpmmask);
 710         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 711                          &repliedxpm, &repliedxpmmask);
 712         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 713                          &forwardedxpm, &forwardedxpmmask);
 714         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 715                          &clipxpm, &clipxpmmask);
 716         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 717                          &lockedxpm, &lockedxpmmask);
 718         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 719                          &ignorethreadxpm, &ignorethreadxpmmask);
 720         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 721                          &clipkeyxpm, &clipkeyxpmmask);
 722         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 723                          &keyxpm, &keyxpmmask);
 724         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 725                          &gpgsignedxpm, &gpgsignedxpmmask);
 726         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 727                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 728         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_SPAM,
 729                          &spamxpm, &spamxpmmask);
 730
 731         summary_set_fonts(summaryview);
 732
 733         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 734         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 735         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 736         gtk_widget_show(pixmap);
 737         summaryview->folder_pixmap = pixmap;
 738
 739         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 740         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 741         gtk_widget_show(pixmap);
 742         summaryview->quick_search_pixmap = pixmap;
 743
 744         /* Init summaryview prefs */
 745         summaryview->sort_key = SORT_BY_NONE;
 746         summaryview->sort_type = SORT_ASCENDING;
 747
 748         /* Init summaryview extra data */
 749         summaryview->simplify_subject_preg = NULL;
 750
 751         summary_clear_list(summaryview);
 752         summary_set_column_titles(summaryview);
 753         summary_colorlabel_menu_create(summaryview, FALSE);
 754         summary_set_menu_sensitive(summaryview);
 755
 756 }
 757
 758 #define CURRENTLY_DISPLAYED(m) \
 759 ( (m->msgnum == displayed_msgnum) \
 760   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 761
 762 static void summary_switch_from_to(SummaryView *summaryview, FolderItem *item)
 763 {
 764         gboolean show_from = FALSE, show_to = FALSE;
 765         gboolean showing_from = FALSE, showing_to = FALSE;
 766         gint from_pos = 0, to_pos = 0;
 767         SummaryColumnState *col_state = summaryview->col_state;
 768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 769
 770         if (!item)
 771                 return;
 772         if (folder_has_parent_of_type(item, F_OUTBOX)
 773         ||  folder_has_parent_of_type(item, F_DRAFT)
 774         ||  folder_has_parent_of_type(item, F_QUEUE))
 775                 show_to = TRUE;
 776         else
 777                 show_from = TRUE;
 778
 779         from_pos = summaryview->col_pos[S_COL_FROM];
 780         to_pos = summaryview->col_pos[S_COL_TO];
 781         showing_from = col_state[from_pos].visible;
 782         showing_to = col_state[to_pos].visible;
 783
 784         if (showing_from && showing_to) {
 785                 debug_print("showing both\n");
 786                 return;
 787         }
 788
 789         if (!showing_from && !showing_to) {
 790                 debug_print("showing none\n");
 791                 return;
 792         }
 793
 794         debug_print("showing %s %s, must show %s %s\n",
 795                 showing_from?"From":"",
 796                 showing_to?"To":"",
 797                 show_from?"From":"",
 798                 show_to?"To":"");
 799
 800         if (showing_from == show_from && showing_to == show_to)
 801                 return;
 802         /* else we'll switch both */
 803
 804         debug_print("switching columns\n");
 805         col_state[from_pos].type = S_COL_TO;
 806         col_state[from_pos].visible = show_to;
 807
 808         col_state[to_pos].type = S_COL_FROM;
 809         col_state[to_pos].visible = show_from;
 810
 811         summaryview->col_pos[S_COL_TO] = from_pos;
 812         summaryview->col_pos[S_COL_FROM] = to_pos;
 813
 814         gtk_clist_set_column_visibility
 815                 (GTK_CLIST(ctree), from_pos, col_state[from_pos].visible);
 816         gtk_clist_set_column_visibility
 817                 (GTK_CLIST(ctree), to_pos, col_state[to_pos].visible);
 818
 819         summary_set_column_titles(summaryview);
 820 }
 821
 822 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 823 {
 824         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 825         GtkCTreeNode *node;
 826         GSList *mlist = NULL;
 827         gchar *buf;
 828         gboolean is_refresh;
 829         guint selected_msgnum = 0;
 830         guint displayed_msgnum = 0;
 831         GSList *cur;
 832         GSList *not_killed;
 833         gboolean hidden_removed = FALSE;
 834
 835         if (summary_is_locked(summaryview)) return FALSE;
 836
 837         if (!summaryview->mainwin)
 838                 return FALSE;
 839
 840         summary_switch_from_to(summaryview, item);
 841
 842         inc_lock();
 843         summary_lock(summaryview);
 844
 845         if (!prefs_common.summary_quicksearch_sticky
 846          && !prefs_common.summary_quicksearch_recurse
 847          && !quicksearch_is_running(summaryview->quicksearch)) {
 848                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 849         }
 850
 851         /* STATUSBAR_POP(summaryview->mainwin); */
 852
 853         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 854
 855         if (is_refresh) {
 856                 selected_msgnum = summary_get_msgnum(summaryview,
 857                                                      summaryview->selected);
 858                 displayed_msgnum = summary_get_msgnum(summaryview,
 859                                                       summaryview->displayed);
 860         }
 861
 862         /* process the marks if any */
 863         if (summaryview->mainwin->lock_count == 0 &&
 864             (summaryview->moved > 0 || summaryview->copied > 0)) {
 865                 AlertValue val;
 866                 gboolean changed = FALSE;
 867
 868                 val = alertpanel(_("Process mark"),
 869                                  _("Some marks are left. Process them?"),
 870                                  GTK_STOCK_NO, GTK_STOCK_YES, GTK_STOCK_CANCEL);
 871                 if (G_ALERTALTERNATE == val) {
 872                         summary_unlock(summaryview);
 873                         summary_execute(summaryview);
 874                         summary_lock(summaryview);
 875                         changed = TRUE;
 876                 } else if (G_ALERTDEFAULT == val) {
 877                         /* DO NOTHING */
 878                 } else {
 879                         summary_unlock(summaryview);
 880                         inc_unlock();
 881                         return FALSE;
 882                 }
 883                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 884                         folder_update_op_count();
 885         }
 886
 887         gtk_clist_freeze(GTK_CLIST(ctree));
 888
 889         summary_clear_list(summaryview);
 890
 891         buf = NULL;
 892         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 893                 g_free(buf);
 894                 debug_print("empty folder\n\n");
 895                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 896                 summary_clear_all(summaryview);
 897                 summaryview->folder_item = item;
 898                 gtk_clist_thaw(GTK_CLIST(ctree));
 899                 summary_unlock(summaryview);
 900                 inc_unlock();
 901                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 902                         main_window_cursor_wait(summaryview->mainwin);
 903                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 904                         if (quicksearch_is_active(summaryview->quicksearch))
 905                                 quicksearch_search_subfolders(summaryview->quicksearch,
 906                                               summaryview->folderview,
 907                                               summaryview->folder_item);
 908                         main_window_cursor_normal(summaryview->mainwin);
 909                 }
 910                 return TRUE;
 911         }
 912         g_free(buf);
 913
 914         if (!is_refresh)
 915                 messageview_clear(summaryview->messageview);
 916
 917         summaryview->folder_item = item;
 918         item->opened = TRUE;
 919
 920         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 921         debug_print("%s\n", buf);
 922         STATUSBAR_PUSH(summaryview->mainwin, buf);
 923         g_free(buf);
 924
 925         main_window_cursor_wait(summaryview->mainwin);
 926
 927         mlist = folder_item_get_msg_list(item);
 928
 929         if (summaryview->folder_item->hide_read_msgs &&
 930             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 931                 GSList *not_killed;
 932
 933                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 934                 not_killed = NULL;
 935                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 936                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 937
 938                         if (!msginfo->hidden) {
 939                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 940                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 941                                         not_killed = g_slist_prepend(not_killed, msginfo);
 942                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 943                                          MSG_IS_LOCKED(msginfo->flags))
 944                                         not_killed = g_slist_prepend(not_killed, msginfo);
 945                                 else if (is_refresh &&
 946                                         (msginfo->msgnum == selected_msgnum ||
 947                                          msginfo->msgnum == displayed_msgnum))
 948                                         not_killed = g_slist_prepend(not_killed, msginfo);
 949                                 else
 950                                         procmsg_msginfo_free(msginfo);
 951                          } else
 952                                 procmsg_msginfo_free(msginfo);
 953                 }
 954                 hidden_removed = TRUE;
 955                 g_slist_free(mlist);
 956                 mlist = not_killed;
 957         } else {
 958                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 959         }
 960
 961         if (quicksearch_is_active(summaryview->quicksearch)) {
 962                 GSList *not_killed;
 963
 964                 not_killed = NULL;
 965                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 966                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 967
 968                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 969                                 not_killed = g_slist_prepend(not_killed, msginfo);
 970                         else
 971                                 procmsg_msginfo_free(msginfo);
 972                         GTK_EVENTS_FLUSH();
 973                         if (!quicksearch_is_active(summaryview->quicksearch)) {
 974                                 break;
 975                         }
 976                 }
 977                 hidden_removed = TRUE;
 978                 if (quicksearch_is_running(summaryview->quicksearch)) {
 979                         /* only scan subfolders when quicksearch changed,
 980                          * not when search is the same and folder changed */
 981                         main_window_cursor_wait(summaryview->mainwin);
 982                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 983                         quicksearch_search_subfolders(summaryview->quicksearch,
 984                                               summaryview->folderview,
 985                                               summaryview->folder_item);
 986                         main_window_cursor_normal(summaryview->mainwin);
 987                 }
 988
 989                 if (!quicksearch_is_active(summaryview->quicksearch)) {
 990                         debug_print("search cancelled!\n");
 991                         gtk_clist_thaw(GTK_CLIST(ctree));
 992                         STATUSBAR_POP(summaryview->mainwin);
 993                         main_window_cursor_normal(summaryview->mainwin);
 994                         summary_unlock(summaryview);
 995                         inc_unlock();
 996                         summary_show(summaryview, summaryview->folder_item);
 997                         return FALSE;
 998                 }
 999                 g_slist_free(mlist);
1000                 mlist = not_killed;
1001         }
1002
1003         if (!hidden_removed) {
1004                 not_killed = NULL;
1005                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
1006                         MsgInfo * msginfo = (MsgInfo *) cur->data;
1007
1008                         if (!msginfo->hidden)
1009                                 not_killed = g_slist_prepend(not_killed, msginfo);
1010                         else
1011                                 procmsg_msginfo_free(msginfo);
1012                 }
1013                 g_slist_free(mlist);
1014                 mlist = not_killed;
1015         }
1016
1017         STATUSBAR_POP(summaryview->mainwin);
1018
1019         /* set ctree and hash table from the msginfo list, and
1020            create the thread */
1021         summary_set_ctree_from_list(summaryview, mlist);
1022
1023         g_slist_free(mlist);
1024
1025         if (is_refresh) {
1026                 summaryview->displayed =
1027                         summary_find_msg_by_msgnum(summaryview,
1028                                                    displayed_msgnum);
1029                 if (!summaryview->displayed)
1030                         messageview_clear(summaryview->messageview);
1031                 summary_unlock(summaryview);
1032                 summary_select_by_msgnum(summaryview, selected_msgnum);
1033                 summary_lock(summaryview);
1034                 if (!summaryview->selected) {
1035                         /* no selected message - select first unread
1036                            message, but do not display it */
1037                         node = summary_find_next_flagged_msg(summaryview, NULL,
1038                                                              MSG_UNREAD, FALSE);
1039                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1040                                 node = gtk_ctree_node_nth
1041                                         (ctree,
1042                                          item->sort_type == SORT_DESCENDING
1043                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1044                         summary_unlock(summaryview);
1045                         summary_select_node(summaryview, node, FALSE, TRUE);
1046                         summary_lock(summaryview);
1047                 }
1048         } else {
1049                 switch (prefs_common.select_on_entry) {
1050                         case SELECTONENTRY_NEW:
1051                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1052                                                                      MSG_NEW, FALSE);
1053                                 if (node == NULL)
1054                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1055                                                                      MSG_UNREAD, FALSE);
1056                                 break;
1057                         case SELECTONENTRY_UNREAD:
1058                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1059                                                                      MSG_UNREAD, FALSE);
1060                                 if (node == NULL)
1061                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1062                                                                      MSG_NEW, FALSE);
1063                                 break;
1064                         default:
1065                                 node = NULL;
1066                 }
1067
1068                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1069                         node = gtk_ctree_node_nth
1070                                 (ctree,
1071                                  item->sort_type == SORT_DESCENDING
1072                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1073                 }
1074                 summary_unlock(summaryview);
1075                 summary_select_node(summaryview, node,
1076                                     prefs_common.always_show_msg,
1077                                     TRUE);
1078                 summary_lock(summaryview);
1079         }
1080
1081         summary_status_show(summaryview);
1082         summary_set_menu_sensitive(summaryview);
1083         toolbar_main_set_sensitive(summaryview->mainwin);
1084
1085         gtk_clist_thaw(GTK_CLIST(ctree));
1086         debug_print("\n");
1087         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1088         STATUSBAR_POP(summaryview->mainwin);
1089         main_window_cursor_normal(summaryview->mainwin);
1090         summary_unlock(summaryview);
1091         inc_unlock();
1092
1093         return TRUE;
1094 }
1095
1096 #undef CURRENTLY_DISPLAYED
1097
1098
1099 void summary_clear_list(SummaryView *summaryview)
1100 {
1101         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1102         gint optimal_width;
1103
1104         gtk_clist_freeze(clist);
1105
1106         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1107                                 NULL, summary_free_msginfo_func, NULL);
1108
1109         if (summaryview->folder_item) {
1110                 summaryview->folder_item->opened = FALSE;
1111                 summaryview->folder_item = NULL;
1112         }
1113
1114         summaryview->display_msg = FALSE;
1115
1116         summaryview->selected = NULL;
1117         summaryview->displayed = NULL;
1118         summaryview->total_size = 0;
1119         summaryview->deleted = summaryview->moved = 0;
1120         summaryview->copied = 0;
1121         if (summaryview->msgid_table) {
1122                 g_hash_table_destroy(summaryview->msgid_table);
1123                 summaryview->msgid_table = NULL;
1124         }
1125         if (summaryview->subject_table) {
1126                 g_hash_table_destroy(summaryview->subject_table);
1127                 summaryview->subject_table = NULL;
1128         }
1129         summaryview->mlist = NULL;
1130
1131         gtk_clist_clear(clist);
1132         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1133                 optimal_width = gtk_clist_optimal_column_width
1134                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1135                 gtk_clist_set_column_width
1136                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1137                          optimal_width);
1138         }
1139
1140         gtk_clist_thaw(clist);
1141 }
1142
1143 void summary_clear_all(SummaryView *summaryview)
1144 {
1145         messageview_clear(summaryview->messageview);
1146         summary_clear_list(summaryview);
1147         summary_set_menu_sensitive(summaryview);
1148         toolbar_main_set_sensitive(summaryview->mainwin);
1149         summary_status_show(summaryview);
1150 }
1151
1152 void summary_lock(SummaryView *summaryview)
1153 {
1154         summaryview->lock_count++;
1155 }
1156
1157 void summary_unlock(SummaryView *summaryview)
1158 {
1159         if (summaryview->lock_count)
1160                 summaryview->lock_count--;
1161 }
1162
1163 gboolean summary_is_locked(SummaryView *summaryview)
1164 {
1165         return summaryview->lock_count > 0;
1166 }
1167
1168 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1169 {
1170         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1171         SummarySelection selection;
1172
1173         if (!clist->row_list)
1174                 selection = SUMMARY_NONE;
1175         else if (!clist->selection)
1176                 selection = SUMMARY_SELECTED_NONE;
1177         else if (!clist->selection->next)
1178                 selection = SUMMARY_SELECTED_SINGLE;
1179         else
1180                 selection = SUMMARY_SELECTED_MULTIPLE;
1181
1182         return selection;
1183 }
1184
1185 /*!
1186  *\return       MsgInfo * Selected message if there's one selected;
1187  *              if multiple selected, or none, return NULL.
1188  */
1189 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1190 {
1191         /* summaryview->selected may be valid when multiple
1192          * messages were selected */
1193         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1194
1195         if (sellist == NULL || sellist->next)
1196                 return NULL;
1197
1198         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1199 }
1200
1201 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1202 {
1203         GSList *mlist = NULL;
1204         GList *cur;
1205         MsgInfo *msginfo;
1206
1207         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1208              cur = cur->next) {
1209                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1210                 mlist = g_slist_prepend(mlist, msginfo);
1211         }
1212
1213         mlist = g_slist_reverse(mlist);
1214
1215         return mlist;
1216 }
1217
1218 GSList *summary_get_msg_list(SummaryView *summaryview)
1219 {
1220         GSList *mlist = NULL;
1221         GtkCTree *ctree;
1222         GtkCTreeNode *node;
1223         MsgInfo *msginfo;
1224
1225         ctree = GTK_CTREE(summaryview->ctree);
1226
1227         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1228              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1229                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1230                 mlist = g_slist_prepend(mlist, msginfo);
1231         }
1232
1233         mlist = g_slist_reverse(mlist);
1234
1235         return mlist;
1236 }
1237
1238 void summary_set_menu_sensitive(SummaryView *summaryview)
1239 {
1240         GtkItemFactory *ifactory = summaryview->popupfactory;
1241         SensitiveCond state;
1242         gboolean sensitive;
1243         GtkWidget *menuitem;
1244         gint i;
1245
1246         static const struct {
1247                 gchar *const entry;
1248                 SensitiveCond cond;
1249         } entry[] = {
1250                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1251                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1252                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1253                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1254                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1255
1256                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1257                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1258                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1259
1260                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1261                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1262                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1263                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1264
1265                 {"/Mark"                        , M_TARGET_EXIST},
1266                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1267                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1268                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1269                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1270                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1271                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1272                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1273                 {"/Mark/Mark as spam"           , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1274                 {"/Mark/Mark as ham"            , M_TARGET_EXIST|M_CAN_LEARN_SPAM},
1275                 {"/Color label"                 , M_TARGET_EXIST},
1276
1277                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1278                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1279                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1280
1281                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1282                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1283                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1284                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1285                 {"/Save as..."                  , M_TARGET_EXIST},
1286                 {"/Print..."                    , M_TARGET_EXIST},
1287                 {NULL, 0}
1288         };
1289
1290         main_window_set_menu_sensitive(summaryview->mainwin);
1291
1292         state = main_window_get_current_state(summaryview->mainwin);
1293
1294         for (i = 0; entry[i].entry != NULL; i++) {
1295                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1296                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1297         }
1298
1299
1300         summary_lock(summaryview);
1301         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1302         if (summaryview->messageview
1303         &&  summaryview->messageview->mimeview
1304         &&  summaryview->messageview->mimeview->textview)
1305                 gtk_check_menu_item_set_active
1306                         (GTK_CHECK_MENU_ITEM(menuitem),
1307                          summaryview->messageview->mimeview->textview->show_all_headers);
1308         summary_unlock(summaryview);
1309 }
1310
1311 void summary_select_prev_unread(SummaryView *summaryview)
1312 {
1313         GtkCTreeNode *node;
1314         gboolean skip_cur = FALSE;
1315
1316         if (summaryview->displayed
1317         &&  summaryview->selected == summaryview->displayed) {
1318                 debug_print("skipping current\n");
1319                 skip_cur = TRUE;
1320         }
1321
1322         node = summary_find_prev_flagged_msg
1323                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1324
1325         if (!node || node == summaryview->selected) {
1326                 AlertValue val = 0;
1327
1328                 switch (prefs_common.next_unread_msg_dialog) {
1329                         case NEXTUNREADMSGDIALOG_ALWAYS:
1330                                 val = alertpanel(_("No more unread messages"),
1331                                                  _("No unread message found. "
1332                                                    "Search from the end?"),
1333                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1334                                 break;
1335                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1336                                 val = G_ALERTALTERNATE;
1337                                 break;
1338                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1339                                 val = !G_ALERTALTERNATE;
1340                                 break;
1341                         default:
1342                                 debug_print(
1343                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1344                 }
1345                 if (val != G_ALERTALTERNATE) return;
1346                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1347                                                      MSG_UNREAD, FALSE);
1348         }
1349
1350         if (!node)
1351                 alertpanel_notice(_("No unread messages."));
1352         else
1353                 summary_select_node(summaryview, node, TRUE, FALSE);
1354 }
1355
1356 void summary_select_next_unread(SummaryView *summaryview)
1357 {
1358         GtkCTreeNode *node = summaryview->selected;
1359         gboolean skip_cur = FALSE;
1360
1361         if (summaryview->displayed
1362         &&  summaryview->selected == summaryview->displayed) {
1363                 debug_print("skipping cur (%p %p)\n",
1364                         summaryview->displayed, summaryview->selected);
1365                 skip_cur = TRUE;
1366         }
1367
1368
1369         node = summary_find_next_flagged_msg
1370                 (summaryview, node, MSG_UNREAD, skip_cur);
1371
1372         if (node)
1373                 summary_select_node(summaryview, node, TRUE, FALSE);
1374         else {
1375                 node = summary_find_next_flagged_msg
1376                         (summaryview, NULL, MSG_UNREAD, FALSE);
1377                 if (node == NULL || node == summaryview->selected) {
1378                         AlertValue val = 0;
1379
1380                         switch (prefs_common.next_unread_msg_dialog) {
1381                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1382                                         val = alertpanel(_("No more unread messages"),
1383                                                          _("No unread message found. "
1384                                                            "Go to next folder?"),
1385                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1386                                         break;
1387                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1388                                         val = G_ALERTALTERNATE;
1389                                         break;
1390                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1391                                         val = G_ALERTOTHER;
1392                                         break;
1393                                 default:
1394                                         debug_print(
1395                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1396                         }
1397
1398                         if (val == G_ALERTALTERNATE) {
1399                                 folderview_select_next_unread(summaryview->folderview);
1400                                 return;
1401                         }
1402                         else
1403                                 return;
1404                 } else
1405                         summary_select_node(summaryview, node, TRUE, FALSE);
1406
1407         }
1408 }
1409
1410 void summary_select_prev_new(SummaryView *summaryview)
1411 {
1412         GtkCTreeNode *node;
1413         gboolean skip_cur = FALSE;
1414
1415         if (summaryview->displayed
1416         &&  summaryview->selected == summaryview->displayed) {
1417                 debug_print("skipping current\n");
1418                 skip_cur = TRUE;
1419         }
1420
1421         node = summary_find_prev_flagged_msg
1422                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1423
1424         if (!node || node == summaryview->selected) {
1425                 AlertValue val = 0;
1426
1427                 switch (prefs_common.next_unread_msg_dialog) {
1428                         case NEXTUNREADMSGDIALOG_ALWAYS:
1429                                 val = alertpanel(_("No more new messages"),
1430                                                  _("No new message found. "
1431                                                    "Search from the end?"),
1432                                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1433                                 break;
1434                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1435                                 val = G_ALERTALTERNATE;
1436                                 break;
1437                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1438                                 val = !G_ALERTALTERNATE;
1439                                 break;
1440                         default:
1441                                 debug_print(
1442                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1443                 }
1444                 if (val != G_ALERTALTERNATE) return;
1445                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1446                                                      MSG_NEW, FALSE);
1447         }
1448
1449         if (!node)
1450                 alertpanel_notice(_("No new messages."));
1451         else
1452                 summary_select_node(summaryview, node, TRUE, FALSE);
1453 }
1454
1455 void summary_select_next_new(SummaryView *summaryview)
1456 {
1457         GtkCTreeNode *node = summaryview->selected;
1458         gboolean skip_cur = FALSE;
1459
1460         if (summaryview->displayed
1461         &&  summaryview->selected == summaryview->displayed) {
1462                 debug_print("skipping cur (%p %p)\n",
1463                         summaryview->displayed, summaryview->selected);
1464                 skip_cur = TRUE;
1465         }
1466
1467
1468         node = summary_find_next_flagged_msg
1469                 (summaryview, node, MSG_NEW, skip_cur);
1470
1471         if (node)
1472                 summary_select_node(summaryview, node, TRUE, FALSE);
1473         else {
1474                 node = summary_find_next_flagged_msg
1475                         (summaryview, NULL, MSG_NEW, FALSE);
1476                 if (node == NULL || node == summaryview->selected) {
1477                         AlertValue val = 0;
1478
1479                         switch (prefs_common.next_unread_msg_dialog) {
1480                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1481                                         val = alertpanel(_("No more new messages"),
1482                                                          _("No new message found. "
1483                                                            "Go to next folder?"),
1484                                                          GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1485                                         break;
1486                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1487                                         val = G_ALERTALTERNATE;
1488                                         break;
1489                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1490                                         val = G_ALERTOTHER;
1491                                         break;
1492                                 default:
1493                                         debug_print(
1494                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1495                         }
1496
1497                         if (val == G_ALERTALTERNATE) {
1498                                 folderview_select_next_new(summaryview->folderview);
1499                                 return;
1500                         }
1501                         else
1502                                 return;
1503                 } else
1504                         summary_select_node(summaryview, node, TRUE, FALSE);
1505
1506         }
1507 }
1508
1509 void summary_select_prev_marked(SummaryView *summaryview)
1510 {
1511         GtkCTreeNode *node;
1512
1513         node = summary_find_prev_flagged_msg
1514                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1515
1516         if (!node) {
1517                 AlertValue val;
1518
1519                 val = alertpanel(_("No more marked messages"),
1520                                  _("No marked message found. "
1521                                    "Search from the end?"),
1522                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1523                 if (val != G_ALERTALTERNATE) return;
1524                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1525                                                      MSG_MARKED, TRUE);
1526         }
1527
1528         if (!node)
1529                 alertpanel_notice(_("No marked messages."));
1530         else
1531                 summary_select_node(summaryview, node, TRUE, FALSE);
1532 }
1533
1534 void summary_select_next_marked(SummaryView *summaryview)
1535 {
1536         GtkCTreeNode *node;
1537
1538         node = summary_find_next_flagged_msg
1539                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1540
1541         if (!node) {
1542                 AlertValue val;
1543
1544                 val = alertpanel(_("No more marked messages"),
1545                                  _("No marked message found. "
1546                                    "Search from the beginning?"),
1547                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1548                 if (val != G_ALERTALTERNATE) return;
1549                 node = summary_find_next_flagged_msg(summaryview, NULL,
1550                                                      MSG_MARKED, TRUE);
1551         }
1552
1553         if (!node)
1554                 alertpanel_notice(_("No marked messages."));
1555         else
1556                 summary_select_node(summaryview, node, TRUE, FALSE);
1557 }
1558
1559 void summary_select_prev_labeled(SummaryView *summaryview)
1560 {
1561         GtkCTreeNode *node;
1562
1563         node = summary_find_prev_flagged_msg
1564                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1565
1566         if (!node) {
1567                 AlertValue val;
1568
1569                 val = alertpanel(_("No more labeled messages"),
1570                                  _("No labeled message found. "
1571                                    "Search from the end?"),
1572                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1573                 if (val != G_ALERTALTERNATE) return;
1574                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1575                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1576         }
1577
1578         if (!node)
1579                 alertpanel_notice(_("No labeled messages."));
1580         else
1581                 summary_select_node(summaryview, node, TRUE, FALSE);
1582 }
1583
1584 void summary_select_next_labeled(SummaryView *summaryview)
1585 {
1586         GtkCTreeNode *node;
1587
1588         node = summary_find_next_flagged_msg
1589                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1590
1591         if (!node) {
1592                 AlertValue val;
1593
1594                 val = alertpanel(_("No more labeled messages"),
1595                                  _("No labeled message found. "
1596                                    "Search from the beginning?"),
1597                                  GTK_STOCK_NO, "+"GTK_STOCK_YES, NULL);
1598                 if (val != G_ALERTALTERNATE) return;
1599                 node = summary_find_next_flagged_msg(summaryview, NULL,
1600                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1601         }
1602
1603         if (!node)
1604                 alertpanel_notice(_("No labeled messages."));
1605         else
1606                 summary_select_node(summaryview, node, TRUE, FALSE);
1607 }
1608
1609 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1610 {
1611         GtkCTreeNode *node;
1612
1613         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1614         summary_select_node(summaryview, node, FALSE, TRUE);
1615 }
1616
1617 /**
1618  * summary_select_node:
1619  * @summaryview: Summary view.
1620  * @node: Summary tree node.
1621  * @display_msg: TRUE to display the selected message.
1622  * @do_refresh: TRUE to refresh the widget.
1623  *
1624  * Select @node (bringing it into view by scrolling and expanding its
1625  * thread, if necessary) and unselect all others.  If @display_msg is
1626  * TRUE, display the corresponding message in the message view.
1627  * If @do_refresh is TRUE, the widget is refreshed.
1628  **/
1629 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1630                          gboolean display_msg, gboolean do_refresh)
1631 {
1632         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1633
1634         if (!summaryview->folder_item)
1635                 return;
1636         if (node) {
1637                 gtkut_ctree_expand_parent_all(ctree, node);
1638                 if (do_refresh) {
1639                         GTK_EVENTS_FLUSH();
1640                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1641                         if (GTK_CTREE_ROW(node) == NULL) {
1642                                 g_warning("crash avoidance hack 1\n");
1643                                 return;
1644                         }
1645                         if (((GtkCListRow *)(GTK_CTREE_ROW(node)))->state < GTK_STATE_NORMAL
1646                         ||  ((GtkCListRow *)(GTK_CTREE_ROW(node)))->state > GTK_STATE_INSENSITIVE) {
1647                                 g_warning("crash avoidance hack 2\n");
1648                                 return;
1649                         }
1650                         gtk_ctree_node_moveto(ctree, node, 0, 0.5, 0);
1651                 }
1652                 summary_unselect_all(summaryview);
1653                 if (display_msg && summaryview->displayed == node)
1654                         summaryview->displayed = NULL;
1655                 summaryview->display_msg = display_msg;
1656                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1657                 if (summaryview->selected == NULL)
1658                         summaryview->selected = node;
1659         }
1660 }
1661
1662 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1663 {
1664         GtkCTree *ctree =NULL;
1665         MsgInfo *msginfo;
1666
1667         if (!summaryview)
1668                 return 0;
1669         ctree = GTK_CTREE(summaryview->ctree);
1670         if (!node)
1671                 return 0;
1672         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1673         return msginfo->msgnum;
1674 }
1675
1676 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1677                                            GtkCTreeNode *current_node)
1678 {
1679         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1680         GtkCTreeNode *node;
1681         MsgInfo *msginfo;
1682
1683         if (current_node)
1684                 node = current_node;
1685         else
1686                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1687
1688         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1689                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1690                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1691         }
1692
1693         return node;
1694 }
1695
1696 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1697                                            GtkCTreeNode *current_node)
1698 {
1699         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1700         GtkCTreeNode *node;
1701         MsgInfo *msginfo;
1702
1703         if (current_node)
1704                 node = current_node;
1705         else
1706                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1707
1708         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1709                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1710                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1711         }
1712
1713         return node;
1714 }
1715
1716 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1717                                                    GtkCTreeNode *current_node,
1718                                                    MsgPermFlags flags,
1719                                                    gboolean start_from_prev)
1720 {
1721         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1722         GtkCTreeNode *node;
1723         MsgInfo *msginfo;
1724
1725         if (current_node) {
1726                 if (start_from_prev)
1727                         node = GTK_CTREE_NODE_PREV(current_node);
1728                 else
1729                         node = current_node;
1730         } else
1731                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1732
1733         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1734                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1735                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1736         }
1737
1738         return node;
1739 }
1740
1741 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1742                                                    GtkCTreeNode *current_node,
1743                                                    MsgPermFlags flags,
1744                                                    gboolean start_from_next)
1745 {
1746         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1747         GtkCTreeNode *node;
1748         MsgInfo *msginfo;
1749
1750         if (current_node) {
1751                 if (start_from_next)
1752                         node = gtkut_ctree_node_next(ctree, current_node);
1753                 else
1754                         node = current_node;
1755         } else
1756                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1757
1758         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1759                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1760                 /* Find msg with matching flags but ignore messages with
1761                    ignore flags, if searching for new or unread messages */
1762                 if ((msginfo && (msginfo->flags.perm_flags & flags) != 0) &&
1763                     !(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags))
1764                         )
1765                         break;
1766         }
1767
1768         return node;
1769 }
1770
1771 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1772                                                 guint msgnum)
1773 {
1774         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1775         GtkCTreeNode *node;
1776         MsgInfo *msginfo;
1777
1778         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1779
1780         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1781                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1782                 if (msginfo && msginfo->msgnum == msgnum) break;
1783         }
1784
1785         return node;
1786 }
1787
1788 static guint attract_hash_func(gconstpointer key)
1789 {
1790         gchar *str;
1791         gchar *p;
1792         guint h;
1793
1794         Xstrdup_a(str, (const gchar *)key, return 0);
1795         trim_subject(str);
1796
1797         p = str;
1798         h = *p;
1799
1800         if (h) {
1801                 for (p += 1; *p != '\0'; p++)
1802                         h = (h << 5) - h + *p;
1803         }
1804
1805         return h;
1806 }
1807
1808 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1809 {
1810         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1811 }
1812
1813 void summary_attract_by_subject(SummaryView *summaryview)
1814 {
1815         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1816         GtkCList *clist = GTK_CLIST(ctree);
1817         GtkCTreeNode *src_node;
1818         GtkCTreeNode *dst_node, *sibling;
1819         GtkCTreeNode *tmp;
1820         MsgInfo *src_msginfo, *dst_msginfo;
1821         GHashTable *subject_table;
1822
1823         debug_print("Attracting messages by subject...");
1824         STATUSBAR_PUSH(summaryview->mainwin,
1825                        _("Attracting messages by subject..."));
1826
1827         main_window_cursor_wait(summaryview->mainwin);
1828         gtk_clist_freeze(clist);
1829
1830         subject_table = g_hash_table_new(attract_hash_func,
1831                                          attract_compare_func);
1832
1833         for (src_node = GTK_CTREE_NODE(clist->row_list);
1834              src_node != NULL;
1835              src_node = tmp) {
1836                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1837                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1838                 if (!src_msginfo) continue;
1839                 if (!src_msginfo->subject) continue;
1840
1841                 /* find attracting node */
1842                 dst_node = g_hash_table_lookup(subject_table,
1843                                                src_msginfo->subject);
1844
1845                 if (dst_node) {
1846                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1847
1848                         /* if the time difference is more than 20 days,
1849                            don't attract */
1850                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1851                             > 60 * 60 * 24 * 20)
1852                                 continue;
1853
1854                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1855                         if (src_node != sibling)
1856                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1857                 }
1858
1859                 g_hash_table_insert(subject_table,
1860                                     src_msginfo->subject, src_node);
1861         }
1862
1863         g_hash_table_destroy(subject_table);
1864
1865         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
1866
1867         gtk_clist_thaw(clist);
1868
1869         debug_print("done.\n");
1870         STATUSBAR_POP(summaryview->mainwin);
1871
1872         main_window_cursor_normal(summaryview->mainwin);
1873 }
1874
1875 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1876                                       gpointer data)
1877 {
1878         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1879
1880         if (msginfo)
1881                 procmsg_msginfo_free(msginfo);
1882 }
1883
1884 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1885                                    gpointer data)
1886 {
1887         SummaryView *summaryview = data;
1888         MsgInfo *msginfo;
1889
1890         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1891
1892         if (msginfo->folder && msginfo->folder->folder &&
1893             msginfo->folder->folder->klass->type == F_NEWS)
1894                 news_flag_crosspost(msginfo);
1895
1896         if (MSG_IS_DELETED(msginfo->flags))
1897                 summaryview->deleted++;
1898
1899         summaryview->total_size += msginfo->size;
1900
1901         summary_set_row_marks(summaryview, node);
1902 }
1903
1904 static void summary_update_status(SummaryView *summaryview)
1905 {
1906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1907         GtkCTreeNode *node;
1908         MsgInfo *msginfo;
1909
1910         summaryview->total_size =
1911         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1912
1913         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1914              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1915                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1916
1917                 if (MSG_IS_DELETED(msginfo->flags))
1918                         summaryview->deleted++;
1919                 if (MSG_IS_MOVE(msginfo->flags))
1920                         summaryview->moved++;
1921                 if (MSG_IS_COPY(msginfo->flags))
1922                         summaryview->copied++;
1923                 summaryview->total_size += msginfo->size;
1924         }
1925 }
1926
1927 static void summary_status_show(SummaryView *summaryview)
1928 {
1929         gchar *str;
1930         gchar *del, *mv, *cp;
1931         gchar *sel;
1932         gchar *spc;
1933         gchar *itstr;
1934         GList *rowlist, *cur;
1935         guint n_selected = 0, n_new = 0, n_unread = 0, n_total = 0;
1936         off_t sel_size = 0, n_size = 0;
1937         MsgInfo *msginfo;
1938         gchar *name;
1939
1940         if (!summaryview->folder_item) {
1941                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1942                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1943                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1944                 return;
1945         }
1946
1947         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1948         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1949                 msginfo = gtk_ctree_node_get_row_data
1950                         (GTK_CTREE(summaryview->ctree),
1951                          GTK_CTREE_NODE(cur->data));
1952                 if (!msginfo)
1953                         g_warning("summary_status_show(): msginfo == NULL\n");
1954                 else {
1955                         sel_size += msginfo->size;
1956                         n_selected++;
1957
1958                 }
1959         }
1960
1961         if (summaryview->folder_item->hide_read_msgs
1962         || quicksearch_is_active(summaryview->quicksearch)) {
1963                 rowlist = GTK_CLIST(summaryview->ctree)->row_list;
1964                 for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1965                         msginfo = gtk_ctree_node_get_row_data
1966                                 (GTK_CTREE(summaryview->ctree),
1967                                  GTK_CTREE_NODE(cur));
1968                         if (!msginfo)
1969                                 g_warning("summary_status_show(): msginfo == NULL\n");
1970                         else {
1971                                 n_size += msginfo->size;
1972                                 n_total++;
1973                                 if (MSG_IS_NEW(msginfo->flags))
1974                                         n_new++;
1975                                 if (MSG_IS_UNREAD(msginfo->flags))
1976                                         n_unread++;
1977                         }
1978                 }
1979         } else {
1980                 n_new = summaryview->folder_item->new_msgs;
1981                 n_unread = summaryview->folder_item->unread_msgs;
1982                 n_total = summaryview->folder_item->total_msgs;
1983                 n_size = summaryview->total_size;
1984         }
1985
1986         name = folder_item_get_name(summaryview->folder_item);
1987         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1988         g_free(name);
1989
1990         if (summaryview->deleted)
1991                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1992         else
1993                 del = g_strdup("");
1994         if (summaryview->moved)
1995                 mv = g_strdup_printf(_("%s%d moved"),
1996                                      summaryview->deleted ? _(", ") : "",
1997                                      summaryview->moved);
1998         else
1999                 mv = g_strdup("");
2000         if (summaryview->copied)
2001                 cp = g_strdup_printf(_("%s%d copied"),
2002                                      summaryview->deleted ||
2003                                      summaryview->moved ? _(", ") : "",
2004                                      summaryview->copied);
2005         else
2006                 cp = g_strdup("");
2007
2008         if (summaryview->deleted || summaryview->moved || summaryview->copied)
2009                 spc = "    ";
2010         else
2011                 spc = "";
2012
2013         if (n_selected) {
2014                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
2015                 if (n_selected == 1)
2016                         itstr = g_strdup(_(" item selected"));
2017                 else
2018                         itstr = g_strdup(_(" items selected"));
2019         } else {
2020                 sel = g_strdup("");
2021                 itstr = g_strdup("");
2022         }
2023
2024         str = g_strconcat(n_selected ? itos(n_selected) : "",
2025                                         itstr, sel, spc, del, mv, cp, NULL);
2026         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
2027         g_free(str);
2028         g_free(sel);
2029         g_free(del);
2030         g_free(mv);
2031         g_free(cp);
2032         g_free(itstr);
2033
2034         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
2035
2036                                       n_new, n_unread, n_total,
2037                                       to_human_readable(n_size));
2038         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
2039         g_free(str);
2040 }
2041
2042 static void summary_set_column_titles(SummaryView *summaryview)
2043 {
2044         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2045         GtkWidget *hbox;
2046         GtkWidget *label;
2047         GtkWidget *arrow;
2048         gint pos;
2049         const gchar *title;
2050         SummaryColumnType type;
2051         GtkJustification justify;
2052
2053         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2054                 SORT_BY_MARK,
2055                 SORT_BY_STATUS,
2056                 SORT_BY_MIME,
2057                 SORT_BY_SUBJECT,
2058                 SORT_BY_FROM,
2059                 SORT_BY_TO,
2060                 SORT_BY_DATE,
2061                 SORT_BY_SIZE,
2062                 SORT_BY_NUMBER,
2063                 SORT_BY_SCORE,
2064                 SORT_BY_LOCKED
2065         };
2066
2067         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2068                 type = summaryview->col_state[pos].type;
2069
2070                 /* CLAWS: mime and unread are single char headers */
2071                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2072                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2073
2074                 switch (type) {
2075                 case S_COL_SUBJECT:
2076                 case S_COL_FROM:
2077                 case S_COL_TO:
2078                 case S_COL_DATE:
2079                 case S_COL_NUMBER:
2080                         if (prefs_common.trans_hdr)
2081                                 title = gettext(col_label[type]);
2082                         else
2083                                 title = col_label[type];
2084                         break;
2085                 default:
2086                         title = gettext(col_label[type]);
2087                 }
2088
2089                 if (type == S_COL_MIME) {
2090                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2091                         gtk_widget_show(label);
2092                         gtk_clist_set_column_widget(clist, pos, label);
2093                         continue;
2094                 } else if (type == S_COL_MARK) {
2095                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2096                         gtk_widget_show(label);
2097                         gtk_clist_set_column_widget(clist, pos, label);
2098                         continue;
2099                 } else if (type == S_COL_LOCKED) {
2100                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2101                         gtk_widget_show(label);
2102                         gtk_clist_set_column_widget(clist, pos, label);
2103                         continue;
2104                 } else if (type == S_COL_STATUS) {
2105                         gtk_clist_set_column_title(clist, pos, title);
2106                         continue;
2107                 }
2108
2109                 hbox  = gtk_hbox_new(FALSE, 4);
2110                 label = gtk_label_new(title);
2111
2112                 if (justify == GTK_JUSTIFY_RIGHT)
2113                         gtk_box_pack_end(GTK_BOX(hbox), label,
2114                                          FALSE, FALSE, 0);
2115                 else
2116                         gtk_box_pack_start(GTK_BOX(hbox), label,
2117                                            FALSE, FALSE, 0);
2118
2119                 if (summaryview->sort_key == sort_by[type]) {
2120                         arrow = gtk_arrow_new
2121                                 (summaryview->sort_type == SORT_ASCENDING
2122                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2123                                  GTK_SHADOW_IN);
2124                         if (justify == GTK_JUSTIFY_RIGHT)
2125                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2126                                                    FALSE, FALSE, 0);
2127                         else
2128                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2129                                                  FALSE, FALSE, 0);
2130                 }
2131
2132                 gtk_widget_show_all(hbox);
2133                 gtk_clist_set_column_widget(clist, pos, hbox);
2134         }
2135 }
2136
2137 void summary_reflect_prefs(void)
2138 {
2139         static gchar *last_font = NULL;
2140         gboolean update_font = TRUE;
2141         SummaryView *summaryview = NULL;
2142
2143         if (!mainwindow_get_mainwindow())
2144                 return;
2145         summaryview = mainwindow_get_mainwindow()->summaryview;
2146
2147         if (last_font && !strcmp(last_font, NORMAL_FONT))
2148                 update_font = FALSE;
2149
2150         if (last_font)
2151                 g_free(last_font);
2152
2153         last_font = g_strdup(NORMAL_FONT);
2154
2155         if (update_font) {
2156                 bold_style = bold_marked_style = bold_deleted_style =
2157                         small_style = small_marked_style = small_deleted_style = NULL;
2158                 summary_set_fonts(summaryview);
2159         }
2160
2161         summary_set_column_titles(summaryview);
2162         summary_show(summaryview, summaryview->folder_item);
2163 }
2164
2165 void summary_sort(SummaryView *summaryview,
2166                   FolderSortKey sort_key, FolderSortType sort_type)
2167 {
2168         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2169         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2170         GtkCListCompareFunc cmp_func = NULL;
2171         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2172                                        G_CALLBACK(summary_tree_expanded), summaryview);
2173         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2174
2175         switch (sort_key) {
2176         case SORT_BY_MARK:
2177                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2178                 break;
2179         case SORT_BY_STATUS:
2180                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2181                 break;
2182         case SORT_BY_MIME:
2183                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2184                 break;
2185         case SORT_BY_NUMBER:
2186                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2187                 break;
2188         case SORT_BY_SIZE:
2189                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2190                 break;
2191         case SORT_BY_DATE:
2192                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2193                 break;
2194         case SORT_BY_FROM:
2195                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2196                 break;
2197         case SORT_BY_SUBJECT:
2198                 if (summaryview->simplify_subject_preg)
2199                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2200                 else
2201                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2202                 break;
2203         case SORT_BY_SCORE:
2204                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2205                 break;
2206         case SORT_BY_LABEL:
2207                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2208                 break;
2209         case SORT_BY_TO:
2210                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2211                 break;
2212         case SORT_BY_LOCKED:
2213                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2214                 break;
2215         case SORT_BY_NONE:
2216                 break;
2217         default:
2218                 goto unlock;
2219         }
2220
2221         summaryview->sort_key = sort_key;
2222         summaryview->sort_type = sort_type;
2223
2224         summary_set_column_titles(summaryview);
2225         summary_set_menu_sensitive(summaryview);
2226
2227         /* allow fallback to don't sort */
2228         if (summaryview->sort_key == SORT_BY_NONE)
2229                 goto unlock;
2230
2231         if (cmp_func != NULL) {
2232                 debug_print("Sorting summary...");
2233                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2234
2235                 main_window_cursor_wait(summaryview->mainwin);
2236
2237                 gtk_clist_freeze(clist);
2238                 gtk_clist_set_compare_func(clist, cmp_func);
2239
2240                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2241
2242                 gtk_sctree_sort_recursive(ctree, NULL);
2243
2244                 gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
2245
2246                 main_window_cursor_normal(summaryview->mainwin);
2247                 gtk_clist_thaw(clist);
2248
2249                 debug_print("done.\n");
2250                 STATUSBAR_POP(summaryview->mainwin);
2251         }
2252 unlock:
2253         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2254         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2255                                        G_CALLBACK(summary_tree_expanded), summaryview);
2256 }
2257
2258 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2259                                    GtkCTreeNode *cnode, gpointer data)
2260 {
2261         SummaryView *summaryview = (SummaryView *)data;
2262         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2263         gchar *text[N_SUMMARY_COLS];
2264         gint *col_pos = summaryview->col_pos;
2265         const gchar *msgid = msginfo->msgid;
2266         GHashTable *msgid_table = summaryview->msgid_table;
2267         gboolean free_from = FALSE;
2268
2269         summary_set_header(summaryview, text, msginfo, &free_from);
2270
2271         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2272                                 NULL, NULL, NULL, NULL, FALSE,
2273                                 gnode->parent->parent ? TRUE : FALSE);
2274 #define SET_TEXT(col) \
2275         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2276                                 text[col_pos[col]])
2277
2278         SET_TEXT(S_COL_NUMBER);
2279         SET_TEXT(S_COL_SCORE);
2280         SET_TEXT(S_COL_SIZE);
2281         SET_TEXT(S_COL_DATE);
2282         SET_TEXT(S_COL_FROM);
2283         SET_TEXT(S_COL_TO);
2284         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2285
2286         if (free_from) {
2287                 g_free(text[col_pos[S_COL_FROM]]);
2288                 text[col_pos[S_COL_FROM]] = NULL;
2289         }
2290
2291 #undef SET_TEXT
2292
2293         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2294         summary_set_marks_func(ctree, cnode, summaryview);
2295
2296         if (msgid && msgid[0] != '\0')
2297                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2298
2299         return TRUE;
2300 }
2301
2302 static void summary_set_ctree_from_list(SummaryView *summaryview,
2303                                         GSList *mlist)
2304 {
2305         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2306         MsgInfo *msginfo;
2307         GtkCTreeNode *node = NULL;
2308         GHashTable *msgid_table;
2309         GHashTable *subject_table;
2310         GSList * cur;
2311         START_TIMING("summary_set_ctree_from_list");
2312
2313         if (!mlist) return;
2314
2315         debug_print("\tSetting summary from message data...");
2316         STATUSBAR_PUSH(summaryview->mainwin,
2317                        _("Setting summary from message data..."));
2318         gdk_flush();
2319
2320         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2321                                        G_CALLBACK(summary_tree_expanded), summaryview);
2322
2323         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2324         summaryview->msgid_table = msgid_table;
2325         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2326         summaryview->subject_table = subject_table;
2327
2328         if (prefs_common.use_addr_book)
2329                 start_address_completion();
2330
2331         if (summaryview->threaded) {
2332                 GNode *root, *gnode;
2333
2334                 root = procmsg_get_thread_tree(mlist);
2335
2336                 for (gnode = root->children; gnode != NULL;
2337                      gnode = gnode->next) {
2338                         node = gtk_ctree_insert_gnode
2339                                 (ctree, NULL, node, gnode,
2340                                  summary_insert_gnode_func, summaryview);
2341                 }
2342
2343                 g_node_destroy(root);
2344
2345                 summary_thread_init(summaryview);
2346         } else {
2347                 gchar *text[N_SUMMARY_COLS];
2348                 gboolean free_from = FALSE;
2349                 gint *col_pos = summaryview->col_pos;
2350
2351                 cur = mlist;
2352                 for (; mlist != NULL; mlist = mlist->next) {
2353                         msginfo = (MsgInfo *)mlist->data;
2354
2355                         summary_set_header(summaryview, text, msginfo, &free_from);
2356
2357                         node = gtk_sctree_insert_node
2358                                 (ctree, NULL, node, text, 2,
2359                                  NULL, NULL, NULL, NULL,
2360                                  FALSE, FALSE);
2361                         if (free_from) {
2362                                 g_free(text[col_pos[S_COL_FROM]]);
2363                                 text[col_pos[S_COL_FROM]] = NULL;
2364                         }
2365                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2366                         summary_set_marks_func(ctree, node, summaryview);
2367
2368                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2369                                 g_hash_table_insert(msgid_table,
2370                                                     msginfo->msgid, node);
2371
2372                         subject_table_insert(subject_table,
2373                                              msginfo->subject,
2374                                              node);
2375                 }
2376                 mlist = cur;
2377         }
2378
2379         if (prefs_common.enable_hscrollbar &&
2380             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2381                 gint optimal_width;
2382
2383                 optimal_width = gtk_clist_optimal_column_width
2384                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2385                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2386                                            summaryview->col_pos[S_COL_SUBJECT],
2387                                            optimal_width);
2388         }
2389
2390         if (prefs_common.use_addr_book)
2391                 end_address_completion();
2392
2393         debug_print("done.\n");
2394         STATUSBAR_POP(summaryview->mainwin);
2395         if (debug_get_mode()) {
2396                 debug_print("\tmsgid hash table size = %d\n",
2397                             g_hash_table_size(msgid_table));
2398                 debug_print("\tsubject hash table size = %d\n",
2399                             g_hash_table_size(subject_table));
2400         }
2401
2402         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2403
2404         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2405
2406         if (prefs_common.bold_unread) {
2407                 while (node) {
2408                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2409                         if (GTK_CTREE_ROW(node)->children)
2410                                 summary_set_row_marks(summaryview, node);
2411                         node = next;
2412                 }
2413         }
2414
2415         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2416                                        G_CALLBACK(summary_tree_expanded), summaryview);
2417         END_TIMING();
2418 }
2419
2420 static gchar *summary_complete_address(const gchar *addr)
2421 {
2422         gint count;
2423         gchar *res, *tmp, *email_addr;
2424
2425         if (addr == NULL)
2426                 return NULL;
2427
2428         Xstrdup_a(email_addr, addr, return NULL);
2429         extract_address(email_addr);
2430         g_return_val_if_fail(*email_addr, NULL);
2431
2432         /*
2433          * completion stuff must be already initialized
2434          */
2435         res = NULL;
2436         if (1 < (count = complete_address(email_addr))) {
2437                 tmp = get_complete_address(1);
2438                 res = procheader_get_fromname(tmp);
2439                 g_free(tmp);
2440         }
2441
2442         return res;
2443 }
2444
2445 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2446                                MsgInfo *msginfo, gboolean *free_from)
2447 {
2448         static gchar date_modified[80];
2449         static gchar col_score[11];
2450         static gchar buf[BUFFSIZE];
2451         gint *col_pos = summaryview->col_pos;
2452         gchar *from_text = NULL, *to_text = NULL;
2453         gboolean should_swap = FALSE;
2454
2455         text[col_pos[S_COL_FROM]]   = "";
2456         text[col_pos[S_COL_TO]]     = "";
2457         text[col_pos[S_COL_SUBJECT]]= "";
2458         text[col_pos[S_COL_MARK]]   = "";
2459         text[col_pos[S_COL_STATUS]] = "";
2460         text[col_pos[S_COL_MIME]]   = "";
2461         text[col_pos[S_COL_LOCKED]] = "";
2462         text[col_pos[S_COL_DATE]]   = "";
2463         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2464         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2465         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2466
2467         if (msginfo->date_t) {
2468                 procheader_date_get_localtime(date_modified,
2469                                               sizeof(date_modified),
2470                                               msginfo->date_t);
2471                 text[col_pos[S_COL_DATE]] = date_modified;
2472         } else if (msginfo->date)
2473                 text[col_pos[S_COL_DATE]] = msginfo->date;
2474         else
2475                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2476
2477         if (prefs_common.swap_from && msginfo->from && msginfo->to
2478         &&  !summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible) {
2479                 gchar *addr = NULL;
2480
2481                 addr = g_strdup(msginfo->from);
2482
2483                 if (addr) {
2484                         extract_address(addr);
2485                         if (account_find_from_address(addr)) {
2486                                 should_swap = TRUE;
2487                         }
2488                         g_free(addr);
2489                 }
2490         }
2491
2492         if (!prefs_common.use_addr_book) {
2493                 from_text = msginfo->fromname ?
2494                                 msginfo->fromname :
2495                                 _("(No From)");
2496         } else {
2497                 gchar *tmp = summary_complete_address(msginfo->from);
2498                 from_text = tmp ? tmp : (msginfo->fromname ?
2499                                          msginfo->fromname:
2500                                                 _("(No From)"));
2501         }
2502
2503         to_text = msginfo->to ? msginfo->to :
2504                    (msginfo->cc ? msginfo->cc :
2505                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2506                      )
2507                    );
2508
2509         text[col_pos[S_COL_TO]] = to_text;
2510         if (!should_swap) {
2511                 text[col_pos[S_COL_FROM]] = from_text;
2512                 *free_from = FALSE;
2513         } else {
2514                 gchar *tmp = NULL;
2515                 tmp = g_strconcat("-->", to_text, NULL);
2516                 text[col_pos[S_COL_FROM]] = tmp;
2517                 *free_from = TRUE;
2518         }
2519
2520         if (summaryview->simplify_subject_preg != NULL)
2521                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2522                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2523                                         summaryview->simplify_subject_preg) :
2524                         _("(No Subject)");
2525         else
2526                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2527                         _("(No Subject)");
2528 }
2529
2530 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2531 {
2532         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2533 }
2534
2535 static gboolean defer_change(gpointer data);
2536 typedef struct _ChangeData {
2537         MsgInfo *info;
2538         gint op; /* 0, 1, 2 for unset, set, change */
2539         MsgPermFlags set_flags;
2540         MsgTmpFlags  set_tmp_flags;
2541         MsgPermFlags unset_flags;
2542         MsgTmpFlags  unset_tmp_flags;
2543 } ChangeData;
2544
2545 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2546 {
2547         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2548                 debug_print("flags: doing unset now\n");
2549                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2550         } else {
2551                 ChangeData *unset_data = g_new0(ChangeData, 1);
2552                 unset_data->info = msginfo;
2553                 unset_data->op = 0;
2554                 unset_data->unset_flags = flags;
2555                 unset_data->unset_tmp_flags = tmp_flags;
2556                 debug_print("flags: deferring unset\n");
2557                 g_timeout_add(100, defer_change, unset_data);
2558         }
2559 }
2560
2561 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2562 {
2563         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2564                 debug_print("flags: doing set now\n");
2565                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2566         } else {
2567                 ChangeData *set_data = g_new0(ChangeData, 1);
2568                 set_data->info = msginfo;
2569                 set_data->op = 1;
2570                 set_data->set_flags = flags;
2571                 set_data->set_tmp_flags = tmp_flags;
2572                 debug_print("flags: deferring set\n");
2573                 g_timeout_add(100, defer_change, set_data);
2574         }
2575 }
2576
2577 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2578                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2579                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2580 {
2581         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2582                 debug_print("flags: doing change now\n");
2583                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2584                         rem_flags, rem_tmp_flags);
2585         } else {
2586                 ChangeData *change_data = g_new0(ChangeData, 1);
2587                 change_data->info = msginfo;
2588                 change_data->op = 2;
2589                 change_data->set_flags = add_flags;
2590                 change_data->set_tmp_flags = add_tmp_flags;
2591                 change_data->unset_flags = rem_flags;
2592                 change_data->unset_tmp_flags = rem_tmp_flags;
2593                 debug_print("flags: deferring change\n");
2594                 g_timeout_add(100, defer_change, change_data);
2595         }
2596 }
2597
2598 gboolean defer_change(gpointer data)
2599 {
2600         ChangeData *chg = (ChangeData *)data;
2601         if (chg->info->folder && chg->info->folder->processing_pending) {
2602                 debug_print("flags: trying later\n");
2603                 return TRUE; /* try again */
2604         } else {
2605                 debug_print("flags: finally doing it\n");
2606                 switch(chg->op) {
2607                 case 0:
2608                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2609                         break;
2610                 case 1:
2611                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2612                         break;
2613                 case 2:
2614                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2615                                 chg->unset_flags, chg->unset_tmp_flags);
2616                         break;
2617                 default:
2618                         g_warning("shouldn't happen\n");
2619                 }
2620                 g_free(chg);
2621         }
2622         return FALSE;
2623 }
2624
2625 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2626                                       GtkCTreeNode *row)
2627 {
2628         g_return_if_fail(summaryview != NULL);
2629         g_return_if_fail(msginfo != NULL);
2630         g_return_if_fail(row != NULL);
2631
2632         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2633                 summary_msginfo_unset_flags
2634                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2635                 summary_set_row_marks(summaryview, row);
2636                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2637                 summary_status_show(summaryview);
2638         }
2639 }
2640
2641 typedef struct  {
2642         MsgInfo *msginfo;
2643         SummaryView *summaryview;
2644         GtkCTreeNode *row;
2645 } MarkAsReadData;
2646
2647 static int msginfo_mark_as_read_timeout(void *data)
2648 {
2649         MarkAsReadData *mdata = (MarkAsReadData *)data;
2650         if (!mdata)
2651                 return FALSE;
2652
2653         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2654                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2655                                      mdata->row);
2656
2657         g_free(mdata);
2658
2659         return FALSE;
2660 }
2661
2662 static void summary_display_msg_full(SummaryView *summaryview,
2663                                      GtkCTreeNode *row,
2664                                      gboolean new_window, gboolean all_headers)
2665 {
2666         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2667         MsgInfo *msginfo;
2668         gint val;
2669
2670         if (!new_window) {
2671                 if (summaryview->displayed == row)
2672                         return;
2673                 else
2674                         summaryview->messageview->filtered = FALSE;
2675         }
2676
2677         g_return_if_fail(row != NULL);
2678
2679         if (summary_is_locked(summaryview)) return;
2680         summary_lock(summaryview);
2681
2682         STATUSBAR_POP(summaryview->mainwin);
2683         GTK_EVENTS_FLUSH();
2684
2685         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2686
2687         if (new_window) {
2688                 MessageView *msgview;
2689
2690                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2691                 val = messageview_show(msgview, msginfo, all_headers);
2692         } else {
2693                 MessageView *msgview;
2694
2695                 msgview = summaryview->messageview;
2696
2697                 summaryview->displayed = row;
2698                 if (!messageview_is_visible(msgview)) {
2699                         main_window_toggle_message_view(summaryview->mainwin);
2700                         GTK_EVENTS_FLUSH();
2701                 }
2702                 val = messageview_show(msgview, msginfo, all_headers);
2703                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2704                         gtk_widget_grab_focus(summaryview->ctree);
2705                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2706         }
2707
2708         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2709                 if (prefs_common.mark_as_read_delay) {
2710                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2711                         data->summaryview = summaryview;
2712                         data->msginfo = msginfo;
2713                         data->row = row;
2714                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2715                                 msginfo_mark_as_read_timeout, data);
2716                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2717                         msginfo_mark_as_read(summaryview, msginfo, row);
2718                 }
2719         }
2720
2721         summary_set_menu_sensitive(summaryview);
2722         toolbar_main_set_sensitive(summaryview->mainwin);
2723         messageview_set_menu_sensitive(summaryview->messageview);
2724
2725         summary_unlock(summaryview);
2726 }
2727
2728 void summary_display_msg_selected(SummaryView *summaryview,
2729                                   gboolean all_headers)
2730 {
2731         if (summary_is_locked(summaryview)) return;
2732         summaryview->displayed = NULL;
2733         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2734                                  all_headers);
2735 }
2736
2737 void summary_redisplay_msg(SummaryView *summaryview)
2738 {
2739         GtkCTreeNode *node;
2740
2741         if (summaryview->displayed) {
2742                 node = summaryview->displayed;
2743                 summaryview->displayed = NULL;
2744                 summary_display_msg(summaryview, node);
2745         }
2746 }
2747
2748 void summary_open_msg(SummaryView *summaryview)
2749 {
2750         if (!summaryview->selected) return;
2751
2752         /* CLAWS: if separate message view, don't open a new window
2753          * but rather use the current separated message view */
2754         summary_display_msg_full(summaryview, summaryview->selected,
2755                                  prefs_common.sep_msg ? FALSE : TRUE,
2756                                  FALSE);
2757 }
2758
2759 void summary_view_source(SummaryView * summaryview)
2760 {
2761         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2762         MsgInfo *msginfo;
2763         SourceWindow *srcwin;
2764
2765         if (!summaryview->selected) return;
2766
2767         srcwin = source_window_create();
2768         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2769         source_window_show_msg(srcwin, msginfo);
2770         source_window_show(srcwin);
2771 }
2772
2773 void summary_reedit(SummaryView *summaryview)
2774 {
2775         MsgInfo *msginfo;
2776
2777         if (!summaryview->selected) return;
2778         if (!summaryview->folder_item) return;
2779         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2780         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2781         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2782                 return;
2783
2784         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2785                                               summaryview->selected);
2786         if (!msginfo) return;
2787
2788         compose_reedit(msginfo);
2789 }
2790
2791 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2792 {
2793         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2794         GtkCTreeNode *node;
2795
2796         if (summary_is_locked(summaryview)) return FALSE;
2797         if (type == GTK_SCROLL_STEP_FORWARD) {
2798                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2799                 if (node)
2800                         gtkut_ctree_expand_parent_all(ctree, node);
2801                 else
2802                         return FALSE;
2803         } else {
2804                 if (summaryview->selected) {
2805                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2806                         if (!node) return FALSE;
2807                 }
2808         }
2809
2810         if (messageview_is_visible(summaryview->messageview))
2811                 summaryview->display_msg = TRUE;
2812
2813         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2814
2815         if (GTK_CLIST(ctree)->selection)
2816                 gtk_sctree_set_anchor_row
2817                         (GTK_SCTREE(ctree),
2818                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2819
2820         return TRUE;
2821 }
2822
2823 void summary_toggle_view(SummaryView *summaryview)
2824 {
2825         if (!messageview_is_visible(summaryview->messageview) &&
2826             summaryview->selected)
2827                 summary_display_msg(summaryview,
2828                                     summaryview->selected);
2829         else
2830                 main_window_toggle_message_view(summaryview->mainwin);
2831 }
2832
2833 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2834                                                 GtkCTreeNode *node)
2835 {
2836         MsgInfo *msginfo;
2837
2838         if (node) {
2839                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2840                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2841                         return TRUE;
2842                 node = GTK_CTREE_ROW(node)->children;
2843         } else
2844                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2845
2846         while (node) {
2847                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2848                         return TRUE;
2849                 node = GTK_CTREE_ROW(node)->sibling;
2850         }
2851
2852         return FALSE;
2853 }
2854
2855 static gboolean summary_have_unread_children(SummaryView *summaryview,
2856                                              GtkCTreeNode *node)
2857 {
2858         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2859
2860         if (!node) return FALSE;
2861
2862         node = GTK_CTREE_ROW(node)->children;
2863
2864         while (node) {
2865                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2866                         return TRUE;
2867                 node = GTK_CTREE_ROW(node)->sibling;
2868         }
2869         return FALSE;
2870 }
2871
2872 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2873 {
2874         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2875         GtkStyle *style = NULL;
2876         MsgInfo *msginfo;
2877         MsgFlags flags;
2878         gint *col_pos = summaryview->col_pos;
2879
2880         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2881         if (!msginfo) return;
2882
2883         flags = msginfo->flags;
2884
2885         gtk_ctree_node_set_foreground(ctree, row, NULL);
2886
2887         /* set new/unread column */
2888         if (MSG_IS_IGNORE_THREAD(flags)) {
2889                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2890                                           ignorethreadxpm, ignorethreadxpmmask);
2891         } else if (MSG_IS_SPAM(flags)) {
2892                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2893                                           spamxpm, spamxpmmask);
2894         } else if (MSG_IS_NEW(flags)) {
2895                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2896                                           newxpm, newxpmmask);
2897         } else if (MSG_IS_UNREAD(flags)) {
2898                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2899                                           unreadxpm, unreadxpmmask);
2900         } else if (MSG_IS_REPLIED(flags)) {
2901                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2902                                           repliedxpm, repliedxpmmask);
2903         } else if (MSG_IS_FORWARDED(flags)) {
2904                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2905                                           forwardedxpm, forwardedxpmmask);
2906         } else {
2907                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2908                                         "");
2909         }
2910
2911         if (prefs_common.bold_unread &&
2912             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2913              (!GTK_CTREE_ROW(row)->expanded &&
2914               GTK_CTREE_ROW(row)->children &&
2915               summary_have_unread_children(summaryview, row))))
2916                 style = bold_style;
2917
2918         /* set mark column */
2919         if (MSG_IS_DELETED(flags)) {
2920                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2921                                           deletedxpm, deletedxpmmask);
2922                 if (style)
2923                         style = bold_deleted_style;
2924                 else {
2925                         style = small_deleted_style;
2926                 }
2927                         gtk_ctree_node_set_foreground
2928                                 (ctree, row, &summaryview->color_dim);
2929         } else if (MSG_IS_MARKED(flags)) {
2930                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2931                                           markxpm, markxpmmask);
2932         } else if (MSG_IS_MOVE(flags)) {
2933                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2934                 if (style)
2935                         style = bold_marked_style;
2936                 else {
2937                         style = small_marked_style;
2938                 }
2939                         gtk_ctree_node_set_foreground
2940                                 (ctree, row, &summaryview->color_marked);
2941         } else if (MSG_IS_COPY(flags)) {
2942                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2943                 if (style)
2944                         style = bold_marked_style;
2945                 else {
2946                         style = small_marked_style;
2947                 }
2948                         gtk_ctree_node_set_foreground
2949                                 (ctree, row, &summaryview->color_marked);
2950         } else {
2951                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2952         }
2953
2954         if (MSG_IS_LOCKED(flags)) {
2955                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2956                                           lockedxpm, lockedxpmmask);
2957         }
2958         else {
2959                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2960         }
2961
2962         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2963                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2964                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2965         } else if (MSG_IS_SIGNED(flags)) {
2966                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2967                                           gpgsignedxpm, gpgsignedxpmmask);
2968         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2969                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2970                                           clipkeyxpm, clipkeyxpmmask);
2971         } else if (MSG_IS_ENCRYPTED(flags)) {
2972                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2973                                           keyxpm, keyxpmmask);
2974         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2975                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2976                                           clipxpm, clipxpmmask);
2977         } else {
2978                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2979         }
2980         if (!style)
2981                 style = small_style;
2982
2983         gtk_ctree_node_set_row_style(ctree, row, style);
2984
2985         if (MSG_GET_COLORLABEL(flags))
2986                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2987 }
2988
2989 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2990 {
2991         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2992         MsgInfo *msginfo;
2993
2994         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2995         if (MSG_IS_DELETED(msginfo->flags))
2996                 summaryview->deleted--;
2997         if (MSG_IS_MOVE(msginfo->flags))
2998                 summaryview->moved--;
2999         if (MSG_IS_COPY(msginfo->flags))
3000                 summaryview->copied--;
3001
3002         procmsg_msginfo_set_to_folder(msginfo, NULL);
3003         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3004         summary_set_row_marks(summaryview, row);
3005         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
3006 }
3007
3008 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
3009 {
3010         gboolean changed = FALSE;
3011         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3012         MsgInfo *msginfo;
3013
3014         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3015         if (MSG_IS_DELETED(msginfo->flags))
3016                 summaryview->deleted--;
3017         if (MSG_IS_MOVE(msginfo->flags)) {
3018                 summaryview->moved--;
3019                 changed = TRUE;
3020         }
3021         if (MSG_IS_COPY(msginfo->flags)) {
3022                 summaryview->copied--;
3023                 changed = TRUE;
3024         }
3025         procmsg_msginfo_set_to_folder(msginfo, NULL);
3026         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
3027
3028         summary_set_row_marks(summaryview, row);
3029         debug_print("Message %d is locked\n", msginfo->msgnum);
3030 }
3031
3032 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
3033 {
3034         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3035         MsgInfo *msginfo;
3036
3037         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3038         if (!MSG_IS_LOCKED(msginfo->flags))
3039                 return;
3040         procmsg_msginfo_set_to_folder(msginfo, NULL);
3041         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
3042         summary_set_row_marks(summaryview, row);
3043         debug_print("Message %d is unlocked\n", msginfo->msgnum);
3044 }
3045
3046 void summary_mark(SummaryView *summaryview)
3047 {
3048         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3049         GList *cur;
3050
3051         START_LONG_OPERATION(summaryview);
3052         folder_item_set_batch(summaryview->folder_item, TRUE);
3053         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3054                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
3055         folder_item_set_batch(summaryview->folder_item, FALSE);
3056         END_LONG_OPERATION(summaryview);
3057
3058         summary_status_show(summaryview);
3059 }
3060
3061 static void summary_mark_row_as_read(SummaryView *summaryview,
3062                                      GtkCTreeNode *row)
3063 {
3064         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3065         MsgInfo *msginfo;
3066
3067         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3068
3069         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
3070                 return;
3071
3072         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
3073         summary_set_row_marks(summaryview, row);
3074         debug_print("Message %d is marked as read\n",
3075                 msginfo->msgnum);
3076 }
3077
3078 void summary_mark_as_read(SummaryView *summaryview)
3079 {
3080         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3081         GList *cur;
3082
3083         START_LONG_OPERATION(summaryview);
3084         folder_item_set_batch(summaryview->folder_item, TRUE);
3085         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3086                 summary_mark_row_as_read(summaryview,
3087                                          GTK_CTREE_NODE(cur->data));
3088         folder_item_set_batch(summaryview->folder_item, FALSE);
3089         END_LONG_OPERATION(summaryview);
3090
3091         summary_status_show(summaryview);
3092 }
3093
3094 void summary_msgs_lock(SummaryView *summaryview)
3095 {
3096         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3097         GList *cur;
3098
3099         START_LONG_OPERATION(summaryview);
3100         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3101                 summary_lock_row(summaryview,
3102                                          GTK_CTREE_NODE(cur->data));
3103         END_LONG_OPERATION(summaryview);
3104
3105         summary_status_show(summaryview);
3106 }
3107
3108 void summary_msgs_unlock(SummaryView *summaryview)
3109 {
3110         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3111         GList *cur;
3112
3113         START_LONG_OPERATION(summaryview);
3114         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3115                 summary_unlock_row(summaryview,
3116                                    GTK_CTREE_NODE(cur->data));
3117         END_LONG_OPERATION(summaryview);
3118
3119         summary_status_show(summaryview);
3120 }
3121
3122 void summary_mark_all_read(SummaryView *summaryview)
3123 {
3124         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3125         GtkCTreeNode *node;
3126
3127         START_LONG_OPERATION(summaryview);
3128         folder_item_set_batch(summaryview->folder_item, TRUE);
3129         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3130              node = gtkut_ctree_node_next(ctree, node))
3131                 summary_mark_row_as_read(summaryview, node);
3132         folder_item_set_batch(summaryview->folder_item, FALSE);
3133         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3134              node = gtkut_ctree_node_next(ctree, node)) {
3135                 if (!GTK_CTREE_ROW(node)->expanded)
3136                         summary_set_row_marks(summaryview, node);
3137         }
3138         END_LONG_OPERATION(summaryview);
3139
3140         summary_status_show(summaryview);
3141 }
3142
3143 void summary_mark_as_spam(SummaryView *summaryview, guint action, GtkWidget *widget)
3144 {
3145         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3146         GList *cur;
3147         gboolean is_spam = action;
3148         GSList *msgs = NULL;
3149         gboolean immediate_exec = prefs_common.immediate_exec;
3150         gboolean moved = FALSE;
3151         prefs_common.immediate_exec = FALSE;
3152
3153         START_LONG_OPERATION(summaryview);
3154
3155         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3156                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3157                 MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3158                 msgs = g_slist_prepend(msgs, msginfo);
3159         }
3160
3161         if (procmsg_spam_learner_learn(NULL, msgs, is_spam) == 0) {
3162                 for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3163                         GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3164                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, row);
3165                         if (is_spam) {
3166                                 summary_msginfo_change_flags(msginfo, MSG_SPAM, 0, MSG_NEW|MSG_UNREAD, 0);
3167                                 if (procmsg_spam_get_folder() != summaryview->folder_item) {
3168                                         summary_move_row_to(summaryview, row, procmsg_spam_get_folder());
3169                                         moved = TRUE;
3170                                 }
3171                         } else {
3172                                 summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
3173                         }
3174                 }
3175         } else {
3176                 log_error(_("An error happened while learning.\n"));
3177         }
3178
3179         g_slist_free(msgs);
3180
3181         prefs_common.immediate_exec = immediate_exec;
3182
3183         END_LONG_OPERATION(summaryview);
3184
3185         if (prefs_common.immediate_exec && moved) {
3186                 summary_execute(summaryview);
3187         }
3188
3189         summary_status_show(summaryview);
3190 }
3191
3192
3193 static void summary_mark_row_as_unread(SummaryView *summaryview,
3194                                        GtkCTreeNode *row)
3195 {
3196         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3197         MsgInfo *msginfo;
3198
3199         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3200         if (MSG_IS_DELETED(msginfo->flags)) {
3201                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3202                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3203                 summaryview->deleted--;
3204         }
3205
3206         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3207         debug_print("Message %d is marked as unread\n",
3208                 msginfo->msgnum);
3209
3210         summary_set_row_marks(summaryview, row);
3211 }
3212
3213 void summary_mark_as_unread(SummaryView *summaryview)
3214 {
3215         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3216         GList *cur;
3217
3218         START_LONG_OPERATION(summaryview);
3219         folder_item_set_batch(summaryview->folder_item, TRUE);
3220         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3221                 cur = cur->next)
3222                 summary_mark_row_as_unread(summaryview,
3223                                            GTK_CTREE_NODE(cur->data));
3224         folder_item_set_batch(summaryview->folder_item, FALSE);
3225         END_LONG_OPERATION(summaryview);
3226
3227         summary_status_show(summaryview);
3228 }
3229
3230 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3231 {
3232         GList * cur;
3233         gboolean found;
3234
3235         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3236
3237         case F_NEWS:
3238
3239                 /*
3240                   security : checks if one the accounts correspond to
3241                   the author of the post
3242                 */
3243
3244                 found = FALSE;
3245                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3246                         PrefsAccount * account;
3247                         gchar * from_name;
3248
3249                         account = cur->data;
3250                         if (account->name && *account->name)
3251                                 from_name =
3252                                         g_strdup_printf("%s <%s>",
3253                                                         account->name,
3254                                                         account->address);
3255                         else
3256                                 from_name =
3257                                         g_strdup_printf("%s",
3258                                                         account->address);
3259
3260                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3261                                 g_free(from_name);
3262                                 found = TRUE;
3263                                 break;
3264                         }
3265                         g_free(from_name);
3266                 }
3267
3268                 if (!found) {
3269                         alertpanel_error(_("You're not the author of the article.\n"));
3270                 }
3271
3272                 return found;
3273
3274         default:
3275                 return TRUE;
3276         }
3277 }
3278
3279 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3280 {
3281         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3282         MsgInfo *msginfo;
3283
3284         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3285
3286         if (MSG_IS_LOCKED(msginfo->flags)) return;
3287
3288         if (MSG_IS_DELETED(msginfo->flags)) return;
3289
3290         if (MSG_IS_MOVE(msginfo->flags))
3291                 summaryview->moved--;
3292         if (MSG_IS_COPY(msginfo->flags))
3293                 summaryview->copied--;
3294
3295         procmsg_msginfo_set_to_folder(msginfo, NULL);
3296         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3297         summaryview->deleted++;
3298
3299         if (!prefs_common.immediate_exec &&
3300             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3301                 summary_set_row_marks(summaryview, row);
3302
3303         debug_print("Message %s/%d is set to delete\n",
3304                     msginfo->folder->path, msginfo->msgnum);
3305 }
3306
3307 void summary_cancel(SummaryView *summaryview)
3308 {
3309         MsgInfo * msginfo;
3310         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3311
3312         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3313                                               summaryview->selected);
3314         if (!msginfo) return;
3315
3316         if (!check_permission(summaryview, msginfo))
3317                 return;
3318
3319         news_cancel_article(summaryview->folder_item->folder, msginfo);
3320
3321         if (summary_is_locked(summaryview)) return;
3322
3323         summary_lock(summaryview);
3324
3325         gtk_clist_freeze(clist);
3326
3327         summary_update_status(summaryview);
3328         summary_status_show(summaryview);
3329
3330         gtk_clist_thaw(clist);
3331
3332         summary_unlock(summaryview);
3333 }
3334
3335 void summary_delete(SummaryView *summaryview)
3336 {
3337         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3338         FolderItem *item = summaryview->folder_item;
3339         GList *cur;
3340         GtkCTreeNode *sel_last = NULL;
3341         GtkCTreeNode *node;
3342         AlertValue aval;
3343         MsgInfo *msginfo;
3344
3345         if (!item) return;
3346
3347         if (summary_is_locked(summaryview)) return;
3348
3349         if (!summaryview->folder_item) return;
3350
3351         aval = alertpanel(_("Delete message(s)"),
3352                           _("Do you really want to delete selected message(s)?"),
3353                           GTK_STOCK_CANCEL, "+"GTK_STOCK_DELETE, NULL);
3354         if (aval != G_ALERTALTERNATE) return;
3355
3356         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3357              cur = cur->next) {
3358                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3359                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3360                 if (msginfo->total_size != 0 &&
3361                     msginfo->size != (off_t)msginfo->total_size)
3362                         partial_mark_for_delete(msginfo);
3363         }
3364
3365         main_window_cursor_wait(summaryview->mainwin);
3366
3367         /* next code sets current row focus right. We need to find a row
3368          * that is not deleted. */
3369         START_LONG_OPERATION(summaryview);
3370         folder_item_set_batch(summaryview->folder_item, TRUE);
3371         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3372                 sel_last = GTK_CTREE_NODE(cur->data);
3373                 summary_delete_row(summaryview, sel_last);
3374         }
3375         folder_item_set_batch(summaryview->folder_item, FALSE);
3376         END_LONG_OPERATION(summaryview);
3377
3378         node = summary_find_next_msg(summaryview, sel_last);
3379         if (!node)
3380                 node = summary_find_prev_msg(summaryview, sel_last);
3381
3382         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3383
3384         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3385                 summary_execute(summaryview);
3386                 /* after deleting, the anchor may be at an invalid row
3387                  * so reset it to the node we found earlier */
3388                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3389         } else
3390                 summary_status_show(summaryview);
3391
3392
3393         main_window_cursor_normal(summaryview->mainwin);
3394 }
3395
3396 void summary_delete_trash(SummaryView *summaryview)
3397 {
3398         FolderItem *to_folder = NULL;
3399         PrefsAccount *ac;
3400         if (!summaryview->folder_item ||
3401             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3402
3403         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3404                 to_folder = account_get_special_folder(ac, F_TRASH);
3405
3406         if (to_folder == NULL)
3407                 to_folder = summaryview->folder_item->folder->trash;
3408
3409         if (to_folder == NULL || to_folder == summaryview->folder_item
3410             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3411                 summary_delete(summaryview);
3412         else
3413                 summary_move_selected_to(summaryview, to_folder);
3414 }
3415
3416
3417 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3418 {
3419         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3420         MsgInfo *msginfo;
3421
3422         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3423         if (MSG_IS_DELETED(msginfo->flags))
3424                 summaryview->deleted--;
3425         if (MSG_IS_MOVE(msginfo->flags))
3426                 summaryview->moved--;
3427         if (MSG_IS_COPY(msginfo->flags))
3428                 summaryview->copied--;
3429
3430         procmsg_msginfo_set_to_folder(msginfo, NULL);
3431         summary_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3432         summary_set_row_marks(summaryview, row);
3433
3434         debug_print("Message %s/%d is unmarked\n",
3435                     msginfo->folder->path, msginfo->msgnum);
3436 }
3437
3438 void summary_unmark(SummaryView *summaryview)
3439 {
3440         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3441         GList *cur;
3442
3443         START_LONG_OPERATION(summaryview);
3444         folder_item_set_batch(summaryview->folder_item, TRUE);
3445         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3446                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3447         folder_item_set_batch(summaryview->folder_item, FALSE);
3448         END_LONG_OPERATION(summaryview);
3449
3450         summary_status_show(summaryview);
3451 }
3452
3453 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3454                                 FolderItem *to_folder)
3455 {
3456         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3457         MsgInfo *msginfo;
3458
3459         g_return_if_fail(to_folder != NULL);
3460
3461         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3462         if (MSG_IS_LOCKED(msginfo->flags))
3463                 return;
3464
3465         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3466         if (MSG_IS_DELETED(msginfo->flags))
3467                 summaryview->deleted--;
3468         if (MSG_IS_COPY(msginfo->flags)) {
3469                 summaryview->copied--;
3470         }
3471         if (!MSG_IS_MOVE(msginfo->flags)) {
3472                 summary_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3473                 summaryview->moved++;
3474         } else {
3475                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3476         }
3477
3478         if (!prefs_common.immediate_exec) {
3479                 summary_set_row_marks(summaryview, row);
3480         }
3481
3482         debug_print("Message %d is set to move to %s\n",
3483                     msginfo->msgnum, to_folder->path);
3484 }
3485
3486 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3487 {
3488         GList *cur;
3489
3490         if (!to_folder) return;
3491         if (!summaryview->folder_item ||
3492             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3493
3494         if (summary_is_locked(summaryview)) return;
3495
3496         if (summaryview->folder_item == to_folder) {
3497                 alertpanel_error(_("Destination is same as current folder."));
3498                 return;
3499         }
3500
3501         START_LONG_OPERATION(summaryview);
3502
3503         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3504              cur != NULL && cur->data != NULL; cur = cur->next)
3505                 summary_move_row_to
3506                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3507
3508         END_LONG_OPERATION(summaryview);
3509
3510         summaryview->display_msg = prefs_common.always_show_msg;
3511
3512         if (prefs_common.immediate_exec) {
3513                 summary_execute(summaryview);
3514         } else {
3515                 summary_status_show(summaryview);
3516         }
3517
3518         if (!summaryview->selected) { /* this was the last message */
3519                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3520                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3521                 if (node)
3522                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3523         }
3524
3525 }
3526
3527 void summary_move_to(SummaryView *summaryview)
3528 {
3529         FolderItem *to_folder;
3530
3531         if (!summaryview->folder_item ||
3532             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3533
3534         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3535                                          FOLDER_SEL_MOVE, NULL);
3536         summary_move_selected_to(summaryview, to_folder);
3537 }
3538
3539 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3540                                 FolderItem *to_folder)
3541 {
3542         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3543         MsgInfo *msginfo;
3544
3545         g_return_if_fail(to_folder != NULL);
3546
3547         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3548         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3549         if (MSG_IS_DELETED(msginfo->flags))
3550                 summaryview->deleted--;
3551         if (MSG_IS_MOVE(msginfo->flags)) {
3552                 summaryview->moved--;
3553         }
3554
3555         if (!MSG_IS_COPY(msginfo->flags)) {
3556                 summary_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3557                 summaryview->copied++;
3558         } else {
3559                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3560         }
3561         if (!prefs_common.immediate_exec) {
3562                 summary_set_row_marks(summaryview, row);
3563         }
3564
3565         debug_print("Message %d is set to copy to %s\n",
3566                     msginfo->msgnum, to_folder->path);
3567 }
3568
3569 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3570 {
3571         GList *cur;
3572
3573         if (!to_folder) return;
3574         if (!summaryview->folder_item) return;
3575
3576         if (summary_is_locked(summaryview)) return;
3577
3578         if (summaryview->folder_item == to_folder) {
3579                 alertpanel_error
3580                         (_("Destination to copy is same as current folder."));
3581                 return;
3582         }
3583
3584         START_LONG_OPERATION(summaryview);
3585
3586         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3587              cur != NULL && cur->data != NULL; cur = cur->next)
3588                 summary_copy_row_to
3589                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3590
3591         END_LONG_OPERATION(summaryview);
3592
3593         if (prefs_common.immediate_exec)
3594                 summary_execute(summaryview);
3595         else {
3596                 summary_status_show(summaryview);
3597         }
3598 }
3599
3600 void summary_copy_to(SummaryView *summaryview)
3601 {
3602         FolderItem *to_folder;
3603
3604         if (!summaryview->folder_item) return;
3605
3606         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3607                                          FOLDER_SEL_COPY, NULL);
3608         summary_copy_selected_to(summaryview, to_folder);
3609 }
3610
3611 void summary_add_address(SummaryView *summaryview)
3612 {
3613         MsgInfo *msginfo;
3614         gchar *from;
3615
3616         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3617                                               summaryview->selected);
3618         if (!msginfo) return;
3619
3620         Xstrdup_a(from, msginfo->from, return);
3621         eliminate_address_comment(from);
3622         extract_address(from);
3623         addressbook_add_contact(msginfo->fromname, from, NULL);
3624 }
3625
3626 void summary_select_all(SummaryView *summaryview)
3627 {
3628         if (!summaryview->folder_item) return;
3629
3630         summary_lock(summaryview);
3631         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3632         summary_unlock(summaryview);
3633         summary_status_show(summaryview);
3634 }
3635
3636 void summary_unselect_all(SummaryView *summaryview)
3637 {
3638         summary_lock(summaryview);
3639         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3640         summary_unlock(summaryview);
3641         summary_status_show(summaryview);
3642 }
3643
3644 void summary_select_thread(SummaryView *summaryview)
3645 {
3646         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3647         GtkCTreeNode *node = summaryview->selected;
3648
3649         if (!node) return;
3650
3651         while (GTK_CTREE_ROW(node)->parent != NULL)
3652                 node = GTK_CTREE_ROW(node)->parent;
3653
3654         if (node != summaryview->selected)
3655                 summary_select_node
3656                         (summaryview, node,
3657                          messageview_is_visible(summaryview->messageview),
3658                          FALSE);
3659
3660         gtk_ctree_select_recursive(ctree, node);
3661
3662         summary_status_show(summaryview);
3663 }
3664
3665 void summary_save_as(SummaryView *summaryview)
3666 {
3667         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3668         MsgInfo *msginfo;
3669         gchar *filename = NULL;
3670         gchar *src, *dest;
3671         gchar *tmp;
3672
3673         AlertValue aval = 0;
3674
3675         if (!summaryview->selected) return;
3676         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3677         if (!msginfo) return;
3678
3679         if (msginfo->subject) {
3680                 Xstrdup_a(filename, msginfo->subject, return);
3681                 subst_for_filename(filename);
3682         }
3683         if (g_getenv ("G_BROKEN_FILENAMES") &&
3684             filename && !g_utf8_validate(filename, -1, NULL)) {
3685                 gchar *oldstr = filename;
3686                 filename = conv_codeset_strdup(filename,
3687                                                conv_get_locale_charset_str(),
3688                                                CS_UTF_8);
3689                 if (!filename) {
3690                         g_warning("summary_save_as(): faild to convert character set.");
3691                         filename = g_strdup(oldstr);
3692                 }
3693                 dest = filesel_select_file_save(_("Save as"), filename);
3694                 g_free(filename);
3695         } else
3696                 dest = filesel_select_file_save(_("Save as"), filename);
3697         filename = NULL;
3698         if (!dest) return;
3699         if (is_file_exist(dest)) {
3700                 aval = alertpanel(_("Append or Overwrite"),
3701                                   _("Append or overwrite existing file?"),
3702                                   _("_Append"), _("_Overwrite"),
3703                                   GTK_STOCK_CANCEL);
3704                 if (aval != 0 && aval != 1)
3705                         return;
3706         }
3707
3708         src = procmsg_get_message_file(msginfo);
3709         tmp = g_path_get_basename(dest);
3710
3711         if ( aval==0 ) { /* append */
3712                 if (append_file(src, dest, TRUE) < 0)
3713                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3714         } else { /* overwrite */
3715                 if (copy_file(src, dest, TRUE) < 0)
3716                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3717         }
3718         g_free(src);
3719
3720         /*
3721          * If two or more msgs are selected,
3722          * append them to the output file.
3723          */
3724         if (GTK_CLIST(ctree)->selection->next) {
3725                 GList *item;
3726                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3727                         msginfo = gtk_ctree_node_get_row_data(ctree, GTK_CTREE_NODE(item->data));
3728                         if (!msginfo) break;
3729                         src = procmsg_get_message_file(msginfo);
3730                         if (append_file(src, dest, TRUE) < 0)
3731                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3732                 }
3733                 g_free(src);
3734         }
3735         g_free(dest);
3736         g_free(tmp);
3737 }
3738
3739 #ifdef USE_GNOMEPRINT
3740 static void print_mimeview(MimeView *mimeview)
3741 {
3742         if (!mimeview
3743         ||  !mimeview->textview
3744         ||  !mimeview->textview->text)
3745                 alertpanel_warning(_("Cannot print: the message doesn't "
3746                                      "contain text."));
3747         else {
3748                 gtk_widget_realize(mimeview->textview->text);
3749                 gedit_print(GTK_TEXT_VIEW(mimeview->textview->text));
3750         }
3751 }
3752 #endif
3753
3754 void summary_print(SummaryView *summaryview)
3755 {
3756         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3757 #ifndef USE_GNOMEPRINT
3758         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3759         MsgInfo *msginfo;
3760         gchar *cmdline = NULL;
3761         gchar *p;
3762 #endif
3763         GList *cur;
3764
3765         if (clist->selection == NULL) return;
3766 #ifndef USE_GNOMEPRINT
3767         cmdline = input_dialog(_("Print"),
3768                                _("Enter the print command line:\n"
3769                                  "('%s' will be replaced with file name)"),
3770                                prefs_common.print_cmd);
3771         if (!cmdline) return;
3772         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3773             strchr(p + 2, '%')) {
3774                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3775                                  cmdline);
3776                 g_free(cmdline);
3777                 return;
3778         }
3779         for (cur = clist->selection;
3780              cur != NULL && cur->data != NULL;
3781              cur = cur->next) {
3782                 msginfo = gtk_ctree_node_get_row_data
3783                         (ctree, GTK_CTREE_NODE(cur->data));
3784                 if (msginfo)
3785                         procmsg_print_message(msginfo, cmdline);
3786         }
3787
3788         g_free(cmdline);
3789 #else
3790         for (cur = clist->selection;
3791              cur != NULL && cur->data != NULL;
3792              cur = cur->next) {
3793                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3794                 if (node != summaryview->displayed) {
3795                         MessageView *tmpview = messageview_create(
3796                                                 summaryview->mainwin);
3797                         MsgInfo *msginfo = gtk_ctree_node_get_row_data(
3798                                                 GTK_CTREE(summaryview->ctree),
3799                                                 node);
3800
3801                         messageview_init(tmpview);
3802                         tmpview->all_headers = summaryview->messageview->all_headers;
3803                         if (msginfo && messageview_show(tmpview, msginfo,
3804                                 tmpview->all_headers) >= 0) {
3805                                         print_mimeview(tmpview->mimeview);
3806                         }
3807                         messageview_destroy(tmpview);
3808                 } else {
3809                         print_mimeview(summaryview->messageview->mimeview);
3810                 }
3811         }
3812 #endif
3813 }
3814
3815 gboolean summary_execute(SummaryView *summaryview)
3816 {
3817         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3818         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3819         GtkCTreeNode *node, *next;
3820         GtkCTreeNode *new_selected = NULL;
3821         gint move_val = -1;
3822
3823         if (!summaryview->folder_item) return FALSE;
3824
3825         if (summary_is_locked(summaryview)) return FALSE;
3826         summary_lock(summaryview);
3827
3828         gtk_clist_freeze(clist);
3829
3830         if (summaryview->threaded)
3831                 summary_unthread_for_exec(summaryview);
3832
3833         folder_item_update_freeze();
3834         move_val = summary_execute_move(summaryview);
3835         summary_execute_copy(summaryview);
3836         summary_execute_delete(summaryview);
3837
3838         node = GTK_CTREE_NODE(clist->row_list);
3839         for (; node != NULL; node = next) {
3840                 next = gtkut_ctree_node_next(ctree, node);
3841                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3842
3843                 if (node == summaryview->displayed) {
3844                         messageview_clear(summaryview->messageview);
3845                         summaryview->displayed = NULL;
3846                 }
3847                 if (GTK_CTREE_ROW(node)->children != NULL) {
3848                         g_warning("summary_execute(): children != NULL\n");
3849                         continue;
3850                 }
3851
3852                 if (!new_selected &&
3853                     gtkut_ctree_node_is_selected(ctree, node)) {
3854                         summary_unselect_all(summaryview);
3855                         new_selected = summary_find_next_msg(summaryview, node);
3856                         if (!new_selected)
3857                                 new_selected = summary_find_prev_msg
3858                                         (summaryview, node);
3859                 }
3860
3861                 gtk_ctree_remove_node(ctree, node);
3862         }
3863
3864         folder_item_update_thaw();
3865         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3866
3867         if (new_selected) {
3868                 summary_unlock(summaryview);
3869                 gtk_sctree_select
3870                         (GTK_SCTREE(ctree),
3871                          new_selected);
3872                 summary_lock(summaryview);
3873         }
3874
3875         if (summaryview->threaded) {
3876                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3877                 summary_thread_build(summaryview);
3878                 summary_thread_init(summaryview);
3879                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3880         }
3881
3882         summaryview->selected = clist->selection ?
3883                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3884
3885         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3886                 menu_set_insensitive_all
3887                         (GTK_MENU_SHELL(summaryview->popupmenu));
3888                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3889         } else
3890                 gtk_widget_grab_focus(summaryview->ctree);
3891
3892         summary_update_status(summaryview);
3893         summary_status_show(summaryview);
3894
3895         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
3896
3897         summary_unlock(summaryview);
3898
3899         if (move_val < 0)
3900                 summary_show(summaryview, summaryview->folder_item);
3901         return TRUE;
3902 }
3903
3904 static gint summary_execute_move(SummaryView *summaryview)
3905 {
3906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3907         GSList *cur;
3908         gint val = -1;
3909         /* search moving messages and execute */
3910         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3911                                 summaryview);
3912
3913         if (summaryview->mlist) {
3914                 val = procmsg_move_messages(summaryview->mlist);
3915
3916                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3917                         procmsg_msginfo_free((MsgInfo *)cur->data);
3918                 g_slist_free(summaryview->mlist);
3919                 summaryview->mlist = NULL;
3920         }
3921         return val;
3922 }
3923
3924 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3925                                       gpointer data)
3926 {
3927         SummaryView *summaryview = data;
3928         MsgInfo *msginfo;
3929
3930         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3931
3932         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3933                 summaryview->mlist =
3934                         g_slist_prepend(summaryview->mlist, msginfo);
3935                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3936
3937                 if (msginfo->msgid && *msginfo->msgid &&
3938                     node == g_hash_table_lookup(summaryview->msgid_table,
3939                                                 msginfo->msgid))
3940                         g_hash_table_remove(summaryview->msgid_table,
3941                                             msginfo->msgid);
3942         }
3943 }
3944
3945 static void summary_execute_copy(SummaryView *summaryview)
3946 {
3947         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3948
3949         /* search copying messages and execute */
3950         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3951                                 summaryview);
3952
3953         if (summaryview->mlist) {
3954                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3955                 procmsg_copy_messages(summaryview->mlist);
3956
3957                 g_slist_free(summaryview->mlist);
3958                 summaryview->mlist = NULL;
3959         }
3960 }
3961
3962 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3963                                       gpointer data)
3964 {
3965         SummaryView *summaryview = data;
3966         MsgInfo *msginfo;
3967
3968         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3969
3970         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3971                 summaryview->mlist =
3972                         g_slist_prepend(summaryview->mlist, msginfo);
3973
3974                 summary_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3975                 summary_set_row_marks(summaryview, node);
3976         }
3977 }
3978
3979 static void summary_execute_delete(SummaryView *summaryview)
3980 {
3981         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3982         GSList *cur;
3983
3984         /* search deleting messages and execute */
3985         gtk_ctree_pre_recursive
3986                 (ctree, NULL, summary_execute_delete_func, summaryview);
3987
3988         if (!summaryview->mlist) return;
3989
3990         folder_item_remove_msgs(summaryview->folder_item,
3991                                 summaryview->mlist);
3992
3993         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3994                 procmsg_msginfo_free((MsgInfo *)cur->data);
3995
3996         g_slist_free(summaryview->mlist);
3997         summaryview->mlist = NULL;
3998 }
3999
4000 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
4001                                         gpointer data)
4002 {
4003         SummaryView *summaryview = data;
4004         MsgInfo *msginfo;
4005
4006         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4007
4008         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
4009                 summaryview->mlist =
4010                         g_slist_append(summaryview->mlist, msginfo);
4011                 gtk_ctree_node_set_row_data(ctree, node, NULL);
4012
4013                 if (msginfo->msgid && *msginfo->msgid &&
4014                     node == g_hash_table_lookup(summaryview->msgid_table,
4015                                                 msginfo->msgid)) {
4016                         g_hash_table_remove(summaryview->msgid_table,
4017                                             msginfo->msgid);
4018                 }
4019                 if (msginfo->subject && *msginfo->subject &&
4020                     node == subject_table_lookup(summaryview->subject_table,
4021                                                  msginfo->subject)) {
4022                         subject_table_remove(summaryview->subject_table,
4023                                              msginfo->subject);
4024                 }
4025         }
4026 }
4027
4028 /* thread functions */
4029
4030 void summary_thread_build(SummaryView *summaryview)
4031 {
4032         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4033         GtkCTreeNode *node;
4034         GtkCTreeNode *next;
4035         GtkCTreeNode *parent;
4036         MsgInfo *msginfo;
4037         GSList *reflist;
4038
4039         summary_lock(summaryview);
4040
4041         debug_print("Building threads...");
4042         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
4043         main_window_cursor_wait(summaryview->mainwin);
4044
4045         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4046                                        G_CALLBACK(summary_tree_expanded), summaryview);
4047         gtk_clist_freeze(GTK_CLIST(ctree));
4048
4049         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4050         while (node) {
4051                 next = GTK_CTREE_ROW(node)->sibling;
4052
4053                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4054
4055                 parent = NULL;
4056
4057                 if (msginfo && msginfo->inreplyto) {
4058                         parent = g_hash_table_lookup(summaryview->msgid_table,
4059                                                      msginfo->inreplyto);
4060
4061                         if (!parent && msginfo->references) {
4062                                 for (reflist = msginfo->references;
4063                                      reflist != NULL; reflist = reflist->next)
4064                                         if ((parent = g_hash_table_lookup
4065                                                 (summaryview->msgid_table,
4066                                                  reflist->data)))
4067                                                 break;
4068                         }
4069                 }
4070
4071                 if (prefs_common.thread_by_subject && parent == NULL) {
4072                         parent = subject_table_lookup
4073                                 (summaryview->subject_table,
4074                                  msginfo->subject);
4075                 }
4076
4077                 if (parent && parent != node) {
4078                         gtk_ctree_move(ctree, node, parent, NULL);
4079                 }
4080
4081                 node = next;
4082         }
4083
4084         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
4085
4086         gtk_clist_thaw(GTK_CLIST(ctree));
4087         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4088                                          G_CALLBACK(summary_tree_expanded), summaryview);
4089
4090         debug_print("done.\n");
4091         STATUSBAR_POP(summaryview->mainwin);
4092         main_window_cursor_normal(summaryview->mainwin);
4093
4094         summaryview->threaded = TRUE;
4095
4096         summary_unlock(summaryview);
4097 }
4098
4099 static void summary_thread_init(SummaryView *summaryview)
4100 {
4101         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4102         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4103         GtkCTreeNode *next;
4104
4105         if (!summaryview->thread_collapsed) {
4106                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
4107                                        G_CALLBACK(summary_tree_expanded), summaryview);
4108                 while (node) {
4109                         next = GTK_CTREE_ROW(node)->sibling;
4110                         if (GTK_CTREE_ROW(node)->children)
4111                                 gtk_ctree_expand_recursive(ctree, node);
4112                         node = next;
4113                 }
4114                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4115                                        G_CALLBACK(summary_tree_expanded), summaryview);
4116         }
4117 }
4118
4119 void summary_unthread(SummaryView *summaryview)
4120 {
4121         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4122         GtkCTreeNode *node;
4123         GtkCTreeNode *child;
4124         GtkCTreeNode *sibling;
4125         GtkCTreeNode *next_child;
4126
4127         summary_lock(summaryview);
4128
4129         debug_print("Unthreading...");
4130         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
4131         main_window_cursor_wait(summaryview->mainwin);
4132
4133         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4134                                         summary_tree_collapsed, summaryview);
4135         gtk_clist_freeze(GTK_CLIST(ctree));
4136
4137         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4138              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4139                 child = GTK_CTREE_ROW(node)->children;
4140                 sibling = GTK_CTREE_ROW(node)->sibling;
4141
4142                 while (child != NULL) {
4143                         next_child = GTK_CTREE_ROW(child)->sibling;
4144                         gtk_ctree_move(ctree, child, NULL, sibling);
4145                         child = next_child;
4146                 }
4147         }
4148
4149         /* CLAWS: and sort it */
4150         gtk_sctree_sort_recursive(ctree, NULL);
4151
4152         gtk_clist_thaw(GTK_CLIST(ctree));
4153         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4154                                            G_CALLBACK(summary_tree_collapsed), summaryview);
4155
4156         debug_print("done.\n");
4157         STATUSBAR_POP(summaryview->mainwin);
4158         main_window_cursor_normal(summaryview->mainwin);
4159
4160         summaryview->threaded = FALSE;
4161
4162         summary_unlock(summaryview);
4163 }
4164
4165 static void summary_unthread_for_exec(SummaryView *summaryview)
4166 {
4167         GtkCTreeNode *node;
4168         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4169
4170         debug_print("Unthreading for execution...");
4171
4172         START_LONG_OPERATION(summaryview);
4173
4174         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4175              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
4176                 summary_unthread_for_exec_func(ctree, node, NULL);
4177         }
4178
4179         END_LONG_OPERATION(summaryview);
4180
4181         debug_print("done.\n");
4182 }
4183
4184 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
4185                                            gpointer data)
4186 {
4187         MsgInfo *msginfo;
4188         GtkCTreeNode *top_parent;
4189         GtkCTreeNode *child;
4190         GtkCTreeNode *sibling;
4191
4192         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4193
4194         if (!msginfo ||
4195             (!MSG_IS_MOVE(msginfo->flags) &&
4196              !MSG_IS_DELETED(msginfo->flags)))
4197                 return;
4198         child = GTK_CTREE_ROW(node)->children;
4199         if (!child) return;
4200
4201         for (top_parent = node;
4202              GTK_CTREE_ROW(top_parent)->parent != NULL;
4203              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4204                 ;
4205         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4206
4207         while (child != NULL) {
4208                 GtkCTreeNode *next_child;
4209
4210                 next_child = GTK_CTREE_ROW(child)->sibling;
4211                 gtk_ctree_move(ctree, child, NULL, sibling);
4212                 child = next_child;
4213         }
4214 }
4215
4216 void summary_expand_threads(SummaryView *summaryview)
4217 {
4218         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4219         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4220
4221         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4222                                        G_CALLBACK(summary_tree_expanded), summaryview);
4223         gtk_clist_freeze(GTK_CLIST(ctree));
4224
4225         while (node) {
4226                 if (GTK_CTREE_ROW(node)->children) {
4227                         gtk_ctree_expand(ctree, node);
4228                         summary_set_row_marks(summaryview, node);
4229                 }
4230                 node = GTK_CTREE_NODE_NEXT(node);
4231         }
4232
4233         gtk_clist_thaw(GTK_CLIST(ctree));
4234         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4235                                          G_CALLBACK(summary_tree_expanded), summaryview);
4236
4237         summaryview->thread_collapsed = FALSE;
4238
4239         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4240 }
4241
4242 void summary_collapse_threads(SummaryView *summaryview)
4243 {
4244         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4245         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4246
4247         gtk_clist_freeze(GTK_CLIST(ctree));
4248
4249         while (node) {
4250                 if (GTK_CTREE_ROW(node)->children)
4251                         gtk_ctree_collapse(ctree, node);
4252                 node = GTK_CTREE_ROW(node)->sibling;
4253         }
4254
4255         gtk_clist_thaw(GTK_CLIST(ctree));
4256
4257         summaryview->thread_collapsed = TRUE;
4258
4259         gtk_ctree_node_moveto(ctree, summaryview->selected, 0, 0.5, 0);
4260 }
4261
4262 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4263 {
4264         GSList *mlist = NULL, *cur_list;
4265         summary_lock(summaryview);
4266
4267         folder_item_update_freeze();
4268
4269         debug_print("filtering...");
4270         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4271         main_window_cursor_wait(summaryview->mainwin);
4272
4273         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4274
4275         if (selected_only) {
4276                 GList *cur;
4277
4278                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4279                      cur != NULL && cur->data != NULL; cur = cur->next) {
4280                         mlist = g_slist_prepend(mlist,
4281                                  procmsg_msginfo_new_ref(
4282                                   GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data)));
4283                 }
4284                 mlist = g_slist_reverse(mlist);
4285         } else {
4286                 mlist = folder_item_get_msg_list(summaryview->folder_item);
4287         }
4288         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4289                 summary_filter_func((MsgInfo *)cur_list->data);
4290         }
4291         filtering_move_and_copy_msgs(mlist);
4292         for (cur_list = mlist; cur_list; cur_list = cur_list->next) {
4293                 procmsg_msginfo_free((MsgInfo *)cur_list->data);
4294         }
4295         g_slist_free(mlist);
4296
4297         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4298
4299         folder_item_update_thaw();
4300         debug_print("done.\n");
4301         STATUSBAR_POP(summaryview->mainwin);
4302         main_window_cursor_normal(summaryview->mainwin);
4303
4304         summary_unlock(summaryview);
4305
4306         /*
4307          * CLAWS: summary_show() only valid after having a lock. ideally
4308          * we want the lock to be context aware...
4309          */
4310         summary_show(summaryview, summaryview->folder_item);
4311 }
4312
4313 static void summary_filter_func(MsgInfo *msginfo)
4314 {
4315         MailFilteringData mail_filtering_data;
4316
4317         mail_filtering_data.msginfo = msginfo;
4318         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4319                 return;
4320
4321         filter_message_by_msginfo(filtering_rules, msginfo);
4322 }
4323
4324 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4325                                  PrefsFilterType type, gint processing_rule)
4326 {
4327         gchar *header = NULL;
4328         gchar *key = NULL;
4329
4330         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4331
4332         if (processing_rule) {
4333                 if (item == NULL)
4334                         prefs_filtering_open(&pre_global_processing,
4335                                              _("Processing rules to apply before folder rules"),
4336                                              header, key);
4337                 else
4338                         prefs_filtering_open(&item->prefs->processing,
4339                                              _("Processing configuration"),
4340                                              header, key);
4341         }
4342         else {
4343                 prefs_filtering_open(&filtering_rules,
4344                                      _("Filtering configuration"),
4345                                        header, key);
4346         }
4347
4348         g_free(header);
4349         g_free(key);
4350 }
4351
4352 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4353                          gint processing_rule)
4354 {
4355         MsgInfo *msginfo;
4356         FolderItem * item;
4357
4358         if (!summaryview->selected) return;
4359
4360         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4361                                               summaryview->selected);
4362         if (!msginfo) return;
4363
4364         item = summaryview->folder_item;
4365         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4366 }
4367
4368 /* color label */
4369
4370 #define N_COLOR_LABELS colorlabel_get_color_count()
4371
4372 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4373                                                      gpointer data)
4374 {
4375         guint color = GPOINTER_TO_UINT(data);
4376         SummaryView *summaryview;
4377
4378         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4379         g_return_if_fail(summaryview != NULL);
4380
4381         /* "dont_toggle" state set? */
4382         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4383                                 "dont_toggle"))
4384                 return;
4385
4386         summary_set_colorlabel(summaryview, color, NULL);
4387 }
4388
4389 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4390  * for the messsage; not the color index */
4391 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4392                                   guint labelcolor)
4393 {
4394         GdkColor color;
4395         GtkStyle *style, *prev_style, *ctree_style;
4396         MsgInfo *msginfo;
4397         gint color_index;
4398
4399         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4400
4401         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4402         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4403         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4404
4405         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4406                 if (!prev_style) return;
4407                 style = gtk_style_copy(prev_style);
4408                 color = ctree_style->fg[GTK_STATE_NORMAL];
4409                 style->fg[GTK_STATE_NORMAL] = color;
4410                 color = ctree_style->fg[GTK_STATE_SELECTED];
4411                 style->fg[GTK_STATE_SELECTED] = color;
4412         } else {
4413                 if (prev_style)
4414                         style = gtk_style_copy(prev_style);
4415                 else
4416                         style = gtk_style_copy(ctree_style);
4417                 color = colorlabel_get_color(color_index);
4418                 style->fg[GTK_STATE_NORMAL] = color;
4419                 /* get the average of label color and selected fg color
4420                    for visibility */
4421                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4422                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4423                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4424         }
4425
4426         gtk_ctree_node_set_row_style(ctree, node, style);
4427 }
4428
4429 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4430 {
4431         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4432         MsgInfo *msginfo;
4433
4434         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4435
4436         summary_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4437                                         MSG_CLABEL_FLAG_MASK, 0);
4438 }
4439
4440 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4441                             GtkWidget *widget)
4442 {
4443         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4444         GList *cur;
4445
4446         START_LONG_OPERATION(summaryview);
4447
4448         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4449                 summary_set_row_colorlabel(summaryview,
4450                                            GTK_CTREE_NODE(cur->data), labelcolor);
4451         END_LONG_OPERATION(summaryview);
4452 }
4453
4454 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4455                                                           gpointer data)
4456 {
4457         SummaryView *summaryview;
4458         GtkMenuShell *menu;
4459         GtkCheckMenuItem **items;
4460         gint n;
4461         GList *cur, *sel;
4462
4463         summaryview = (SummaryView *)data;
4464         g_return_if_fail(summaryview != NULL);
4465
4466         sel = GTK_CLIST(summaryview->ctree)->selection;
4467         if (!sel) return;
4468
4469         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4470         g_return_if_fail(menu != NULL);
4471
4472         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4473
4474         /* NOTE: don't return prematurely because we set the "dont_toggle"
4475          * state for check menu items */
4476         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4477                           GINT_TO_POINTER(1));
4478
4479         /* clear items. get item pointers. */
4480         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4481                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4482                         gtk_check_menu_item_set_active
4483                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4484                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4485                         n++;
4486                 }
4487         }
4488
4489         if (n == (N_COLOR_LABELS + 1)) {
4490                 /* iterate all messages and set the state of the appropriate
4491                  * items */
4492                 for (; sel != NULL; sel = sel->next) {
4493                         MsgInfo *msginfo;
4494                         gint clabel;
4495
4496                         msginfo = gtk_ctree_node_get_row_data
4497                                 (GTK_CTREE(summaryview->ctree),
4498                                  GTK_CTREE_NODE(sel->data));
4499                         if (msginfo) {
4500                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4501                                 if (!items[clabel]->active)
4502                                         gtk_check_menu_item_set_active
4503                                                 (items[clabel], TRUE);
4504                         }
4505                 }
4506         } else
4507                 g_warning("invalid number of color elements (%d)\n", n);
4508
4509         /* reset "dont_toggle" state */
4510         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4511                           GINT_TO_POINTER(0));
4512 }
4513
4514 static void summary_colorlabel_menu_create(SummaryView *summaryview, gboolean refresh)
4515 {
4516         GtkWidget *label_menuitem;
4517         GtkWidget *menu;
4518         GtkWidget *item;
4519         gint i;
4520
4521         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4522                                                    "/Color label");
4523         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4524                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4525                            summaryview);
4526         gtk_widget_show(label_menuitem);
4527
4528         menu = gtk_menu_new();
4529
4530         /* create sub items. for the menu item activation callback we pass the
4531          * index of label_colors[] as data parameter. for the None color we
4532          * pass an invalid (high) value. also we attach a data pointer so we
4533          * can always get back the SummaryView pointer. */
4534
4535         item = gtk_check_menu_item_new_with_label(_("None"));
4536         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4537         g_signal_connect(G_OBJECT(item), "activate",
4538                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4539                            GUINT_TO_POINTER(0));
4540         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4541         gtk_widget_show(item);
4542
4543         item = gtk_menu_item_new();
4544         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4545         gtk_widget_show(item);
4546
4547         /* create pixmap/label menu items */
4548         for (i = 0; i < N_COLOR_LABELS; i++) {
4549                 item = colorlabel_create_check_color_menu_item(i, refresh);
4550                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4551                 g_signal_connect(G_OBJECT(item), "activate",
4552                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4553                                  GUINT_TO_POINTER(i + 1));
4554                 g_object_set_data(G_OBJECT(item), "summaryview",
4555                                   summaryview);
4556                 gtk_widget_show(item);
4557         }
4558
4559         gtk_widget_show(menu);
4560         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4561         summaryview->colorlabel_menu = menu;
4562 }
4563
4564 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4565 {
4566         GtkWidget *ctree;
4567         gint *col_pos = summaryview->col_pos;
4568         SummaryColumnState *col_state;
4569         gchar *titles[N_SUMMARY_COLS];
4570         SummaryColumnType type;
4571         gint pos;
4572
4573         memset(titles, 0, sizeof(titles));
4574
4575         col_state = prefs_summary_column_get_config();
4576         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4577                 summaryview->col_state[pos] = col_state[pos];
4578                 type = col_state[pos].type;
4579                 col_pos[type] = pos;
4580                 titles[pos] = "dummy";
4581         }
4582         col_state = summaryview->col_state;
4583
4584         ctree = gtk_sctree_new_with_titles
4585                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4586
4587         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4588         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4589                                            GTK_JUSTIFY_CENTER);
4590         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4591                                            GTK_JUSTIFY_CENTER);
4592         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4593                                            GTK_JUSTIFY_CENTER);
4594         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4595                                            GTK_JUSTIFY_CENTER);
4596         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4597                                            GTK_JUSTIFY_RIGHT);
4598         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4599                                            GTK_JUSTIFY_RIGHT);
4600         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4601                                            GTK_JUSTIFY_RIGHT);
4602         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4603                                    SUMMARY_COL_MARK_WIDTH);
4604         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4605                                    SUMMARY_COL_STATUS_WIDTH);
4606         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4607                                    SUMMARY_COL_LOCKED_WIDTH);
4608         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4609                                    SUMMARY_COL_MIME_WIDTH);
4610         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4611                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4612         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4613                                    prefs_common.summary_col_size[S_COL_FROM]);
4614         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4615                                    prefs_common.summary_col_size[S_COL_TO]);
4616         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4617                                    prefs_common.summary_col_size[S_COL_DATE]);
4618         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4619                                    prefs_common.summary_col_size[S_COL_SIZE]);
4620         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4621                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4622         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4623                                    prefs_common.summary_col_size[S_COL_SCORE]);
4624         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4625         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4626                                      GTK_CTREE_EXPANDER_SQUARE);
4627         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4628         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
4629
4630         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4631                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4632                                        GTK_CAN_FOCUS);
4633                 gtk_clist_set_column_visibility
4634                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4635         }
4636
4637         /* connect signal to the buttons for sorting */
4638 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4639         g_signal_connect \
4640                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4641                  "clicked", \
4642                  G_CALLBACK(func), \
4643                  summaryview)
4644
4645         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4646         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4647         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4648         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4649         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4650         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4651         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4652         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4653         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4654         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4655         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4656
4657 #undef CLIST_BUTTON_SIGNAL_CONNECT
4658
4659         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4660                          G_CALLBACK(summary_selected), summaryview);
4661         g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
4662                          G_CALLBACK(summary_unselected), summaryview);
4663         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4664                          G_CALLBACK(summary_button_pressed),
4665                          summaryview);
4666         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4667                          G_CALLBACK(summary_button_released),
4668                          summaryview);
4669         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4670                          G_CALLBACK(summary_key_pressed), summaryview);
4671         g_signal_connect(G_OBJECT(ctree), "resize_column",
4672                          G_CALLBACK(summary_col_resized), summaryview);
4673         g_signal_connect(G_OBJECT(ctree), "open_row",
4674                          G_CALLBACK(summary_open_row), summaryview);
4675
4676         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4677                                G_CALLBACK(summary_tree_expanded),
4678                                summaryview);
4679         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4680                                G_CALLBACK(summary_tree_collapsed),
4681                                summaryview);
4682
4683         g_signal_connect(G_OBJECT(ctree), "start_drag",
4684                          G_CALLBACK(summary_start_drag),
4685                          summaryview);
4686         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4687                          G_CALLBACK(summary_drag_data_get),
4688                          summaryview);
4689
4690         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
4691                           summary_drag_types, 2,
4692                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
4693
4694         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
4695                          G_CALLBACK(summary_drag_data_received),
4696                          summaryview);
4697
4698         g_signal_connect(G_OBJECT(ctree), "drag_motion",
4699                          G_CALLBACK(summary_drag_motion_cb),
4700                          summaryview);
4701
4702         return ctree;
4703 }
4704
4705 void summary_set_column_order(SummaryView *summaryview)
4706 {
4707         GtkWidget *ctree;
4708         GtkWidget *scrolledwin = summaryview->scrolledwin;
4709         FolderItem *item;
4710         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4711         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4712
4713         item = summaryview->folder_item;
4714
4715         summary_clear_all(summaryview);
4716         gtk_widget_destroy(summaryview->ctree);
4717
4718         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4719         summary_set_fonts(summaryview);
4720         summary_set_column_titles(summaryview);
4721         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4722                                             GTK_CLIST(ctree)->hadjustment);
4723         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4724                                             GTK_CLIST(ctree)->vadjustment);
4725         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4726         gtk_widget_show(ctree);
4727
4728         summary_show(summaryview, item);
4729
4730         summary_select_by_msgnum(summaryview, selected_msgnum);
4731
4732         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4733         if (!summaryview->displayed)
4734                 messageview_clear(summaryview->messageview);
4735         else
4736                 summary_redisplay_msg(summaryview);
4737 }
4738
4739
4740 /* callback functions */
4741
4742 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4743                                    SummaryView *summaryview)
4744 {
4745         if (event)
4746                 summary_toggle_view(summaryview);
4747         return TRUE;
4748 }
4749
4750 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4751                                        SummaryView *summaryview)
4752 {
4753         if (!event) return FALSE;
4754
4755         if (event->button == 3) {
4756                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4757                 /* right clicked */
4758                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4759                                NULL, NULL, event->button, event->time);
4760         } else if (event->button == 2) {
4761                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4762         } else if (event->button == 1) {
4763                 if (!prefs_common.emulate_emacs &&
4764                     messageview_is_visible(summaryview->messageview))
4765                         summaryview->display_msg = TRUE;
4766         }
4767
4768         return FALSE;
4769 }
4770
4771 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4772                                         SummaryView *summaryview)
4773 {
4774         return FALSE;
4775 }
4776
4777 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4778 {
4779         summary_key_pressed(summaryview->ctree, event, summaryview);
4780 }
4781
4782 #define BREAK_ON_MODIFIER_KEY() \
4783         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4784
4785 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4786                                     SummaryView *summaryview)
4787 {
4788         GtkCTree *ctree = GTK_CTREE(widget);
4789         GtkCTreeNode *node;
4790         MessageView *messageview;
4791         TextView *textview;
4792         GtkAdjustment *adj;
4793         gboolean mod_pressed;
4794
4795         if (summary_is_locked(summaryview)) return TRUE;
4796         if (!event) return TRUE;
4797
4798         if (quicksearch_has_focus(summaryview->quicksearch))
4799                 return FALSE;
4800
4801         switch (event->keyval) {
4802         case GDK_Left:          /* Move focus */
4803                 adj = gtk_scrolled_window_get_hadjustment
4804                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4805                 if (adj->lower != adj->value)
4806                         break;
4807                 /* FALLTHROUGH */
4808         case GDK_Escape:
4809                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4810                 return TRUE;
4811         case GDK_Up:
4812         case GDK_Down:
4813                 if ((node = summaryview->selected) != NULL) {
4814                         GtkCTreeNode *next = NULL;
4815                         do {
4816                                 next = (event->keyval == GDK_Down)
4817                                         ? gtkut_ctree_node_next(ctree, next ? next:node)
4818                                         : gtkut_ctree_node_prev(ctree, next ? next:node);
4819                         } while (next && !gtk_ctree_is_viewable(ctree, next));
4820
4821                         if (next) {
4822                                 gtk_sctree_select_with_state
4823                                         (GTK_SCTREE(ctree), next, event->state);
4824
4825                                 /* Deprecated - what are the non-deprecated equivalents? */
4826                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4827                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4828                                 summaryview->selected = next;
4829                         }
4830                 }
4831                 return TRUE;
4832         case GDK_Home:
4833         case GDK_End:
4834                 if ((node = summaryview->selected) != NULL) {
4835                         GtkCTreeNode *next = NULL;
4836                         next = (event->keyval == GDK_Home)
4837                                         ? gtk_ctree_node_nth(ctree, 0)
4838                                         : gtk_ctree_node_nth(ctree,
4839                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4840                         if (next) {
4841                                 gtk_sctree_select_with_state
4842                                         (GTK_SCTREE(ctree), next, event->state);
4843
4844                                 /* Deprecated - what are the non-deprecated equivalents? */
4845                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4846                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4847                                 summaryview->selected = next;
4848                         }
4849                 }
4850                 return TRUE;
4851         default:
4852                 break;
4853         }
4854
4855         if (!summaryview->selected) {
4856                 node = gtk_ctree_node_nth(ctree, 0);
4857                 if (node)
4858                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4859                 else
4860                         return TRUE;
4861         }
4862
4863         messageview = summaryview->messageview;
4864         textview = messageview->mimeview->textview;
4865
4866         mod_pressed =
4867                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4868
4869         switch (event->keyval) {
4870         case GDK_space:         /* Page down or go to the next */
4871                 if (event->state & GDK_SHIFT_MASK)
4872                         textview_scroll_page(textview, TRUE);
4873                 else {
4874                         if (summaryview->displayed != summaryview->selected) {
4875                                 summary_display_msg(summaryview,
4876                                                     summaryview->selected);
4877                                 break;
4878                         }
4879                         if (mod_pressed) {
4880                                 if (!textview_scroll_page(textview, TRUE))
4881                                         summary_select_prev_unread(summaryview);
4882                         } else {
4883                                 if (!textview_scroll_page(textview, FALSE))
4884                                         summary_select_next_unread(summaryview);
4885                         }
4886                 }
4887                 break;
4888         case GDK_BackSpace:     /* Page up */
4889                 textview_scroll_page(textview, TRUE);
4890                 break;
4891         case GDK_Return:        /* Scroll up/down one line */
4892                 if (summaryview->displayed != summaryview->selected) {
4893                         summary_display_msg(summaryview,
4894                                             summaryview->selected);
4895                         break;
4896                 }
4897                 textview_scroll_one_line(textview, mod_pressed);
4898                 break;
4899         case GDK_Delete:
4900                 BREAK_ON_MODIFIER_KEY();
4901                 summary_delete_trash(summaryview);
4902                 break;
4903         case GDK_y:
4904         case GDK_t:
4905         case GDK_l:
4906         case GDK_c:
4907                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
4908                         g_signal_stop_emission_by_name(G_OBJECT(widget),
4909                                        "key_press_event");
4910                         mimeview_pass_key_press_event(messageview->mimeview,
4911                                                       event);
4912                         break;
4913                 }
4914         default:
4915                 break;
4916         }
4917         return FALSE;
4918 }
4919
4920 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4921 {
4922         SummaryView *summaryview = data;
4923
4924         summary_show(summaryview, summaryview->folder_item);
4925 }
4926
4927 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4928 {
4929         SummaryView *summaryview = (SummaryView *)data;
4930
4931         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4932                 prefs_common.show_searchbar = TRUE;
4933                 quicksearch_show(summaryview->quicksearch);
4934         } else {
4935                 prefs_common.show_searchbar = FALSE;
4936                 quicksearch_hide(summaryview->quicksearch);
4937         }
4938 }
4939
4940 void summaryview_activate_quicksearch(SummaryView *summaryview)
4941 {
4942         gtk_toggle_button_set_active(
4943                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4944                 TRUE);
4945         quicksearch_show(summaryview->quicksearch);
4946 }
4947
4948 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4949 {
4950         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4951         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4952         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4953                 summary_reedit(summaryview);
4954         else
4955                 summary_open_msg(summaryview);
4956
4957         summaryview->display_msg = FALSE;
4958 }
4959
4960 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4961                                   SummaryView *summaryview)
4962 {
4963         summary_set_row_marks(summaryview, node);
4964         if (prefs_common.bold_unread) {
4965                 while (node) {
4966                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4967                         if (GTK_CTREE_ROW(node)->children)
4968                                 summary_set_row_marks(summaryview, node);
4969                         node = next;
4970                 }
4971         }
4972 }
4973
4974 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4975                                    SummaryView *summaryview)
4976 {
4977         summary_set_row_marks(summaryview, node);
4978 }
4979
4980 static void summary_unselected(GtkCTree *ctree, GtkCTreeNode *row,
4981                                gint column, SummaryView *summaryview)
4982 {
4983         if (summary_is_locked(summaryview)
4984         ||  GTK_SCTREE(ctree)->selecting_range) {
4985                 return;
4986         }
4987
4988         summary_status_show(summaryview);
4989 }
4990
4991 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4992                              gint column, SummaryView *summaryview)
4993 {
4994         MsgInfo *msginfo;
4995         gboolean marked_unread = FALSE;
4996
4997         if (summary_is_locked(summaryview)
4998         ||  GTK_SCTREE(ctree)->selecting_range) {
4999                 return;
5000         }
5001
5002         summary_status_show(summaryview);
5003
5004         if (GTK_CLIST(ctree)->selection &&
5005             GTK_CLIST(ctree)->selection->next) {
5006                 summaryview->display_msg = FALSE;
5007                 summary_set_menu_sensitive(summaryview);
5008                 toolbar_main_set_sensitive(summaryview->mainwin);
5009                 return;
5010         }
5011
5012         summaryview->selected = row;
5013
5014         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5015         g_return_if_fail(msginfo != NULL);
5016
5017         toolbar_set_learn_button
5018                 (summaryview->mainwin->toolbar,
5019                  MSG_IS_SPAM(msginfo->flags)?LEARN_HAM:LEARN_SPAM);
5020
5021         switch (column < 0 ? column : summaryview->col_state[column].type) {
5022         case S_COL_MARK:
5023                 if (!MSG_IS_DELETED(msginfo->flags) &&
5024                     !MSG_IS_MOVE(msginfo->flags) &&
5025                     !MSG_IS_COPY(msginfo->flags)) {
5026                         if (MSG_IS_MARKED(msginfo->flags)) {
5027                                 summary_unmark_row(summaryview, row);
5028                         } else {
5029                                 summary_mark_row(summaryview, row);
5030                         }
5031                 }
5032                 break;
5033         case S_COL_STATUS:
5034                 if (MSG_IS_UNREAD(msginfo->flags)) {
5035                         summary_mark_row_as_read(summaryview, row);
5036                         summary_status_show(summaryview);
5037                 } else if (MSG_IS_SPAM(msginfo->flags)) {
5038                                 if (procmsg_spam_learner_learn(msginfo, NULL, FALSE) == 0)
5039                                         summary_msginfo_unset_flags(msginfo, MSG_SPAM, 0);
5040                                 else
5041                                         log_error(_("An error happened while learning.\n"));
5042                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
5043                          !MSG_IS_FORWARDED(msginfo->flags)) {
5044                         marked_unread = TRUE;
5045                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
5046                         summary_find_answers(summaryview, msginfo);
5047                         return;
5048                 }
5049                 break;
5050         case S_COL_LOCKED:
5051                 if (MSG_IS_LOCKED(msginfo->flags)) {
5052                         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
5053                         summary_set_row_marks(summaryview, row);
5054                 }
5055                 else
5056                         summary_lock_row(summaryview, row);
5057                 break;
5058         default:
5059                 break;
5060         }
5061
5062         if (summaryview->display_msg ||
5063             (prefs_common.always_show_msg &&
5064              messageview_is_visible(summaryview->messageview))) {
5065                 summaryview->display_msg = FALSE;
5066                 if (summaryview->displayed != row) {
5067                         summary_display_msg(summaryview, row);
5068                         if (marked_unread) {
5069                                 summary_mark_row_as_unread(summaryview, row);
5070                                 summary_status_show(summaryview);
5071                         }
5072                         return;
5073                 }
5074         }
5075
5076         if (marked_unread) {
5077                 summary_mark_row_as_unread(summaryview, row);
5078                 summary_status_show(summaryview);
5079         }
5080
5081         summary_set_menu_sensitive(summaryview);
5082         toolbar_main_set_sensitive(summaryview->mainwin);
5083 }
5084
5085 static void summary_col_resized(GtkCList *clist, gint column, gint width,
5086                                 SummaryView *summaryview)
5087 {
5088         SummaryColumnType type = summaryview->col_state[column].type;
5089
5090         prefs_common.summary_col_size[type] = width;
5091 }
5092
5093
5094 /*
5095  * \brief get List of msginfo selected in SummaryView
5096  *
5097  * \param summaryview
5098  *
5099  * \return GSList holding MsgInfo
5100  */
5101 GSList *summary_get_selection(SummaryView *summaryview)
5102 {
5103         GList *sel = NULL;
5104         GSList *msginfo_list = NULL;
5105
5106         g_return_val_if_fail(summaryview != NULL, NULL);
5107
5108         sel = GTK_CLIST(summaryview->ctree)->selection;
5109
5110         g_return_val_if_fail(sel != NULL, NULL);
5111
5112         for ( ; sel != NULL; sel = sel->next)
5113                 msginfo_list =
5114                         g_slist_append(msginfo_list,
5115                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
5116                                                                    GTK_CTREE_NODE(sel->data)));
5117         return msginfo_list;
5118 }
5119
5120 static void summary_reply_cb(SummaryView *summaryview, guint action,
5121                              GtkWidget *widget)
5122 {
5123         MessageView *msgview = (MessageView*)summaryview->messageview;
5124         GSList *msginfo_list;
5125
5126         g_return_if_fail(msgview != NULL);
5127
5128         msginfo_list = summary_get_selection(summaryview);
5129         g_return_if_fail(msginfo_list != NULL);
5130         compose_reply_from_messageview(msgview, msginfo_list, action);
5131         g_slist_free(msginfo_list);
5132 }
5133
5134 static void summary_show_all_header_cb(SummaryView *summaryview,
5135                                        guint action, GtkWidget *widget)
5136 {
5137         summaryview->messageview->all_headers =
5138                         GTK_CHECK_MENU_ITEM(widget)->active;
5139         summary_display_msg_selected(summaryview,
5140                                      GTK_CHECK_MENU_ITEM(widget)->active);
5141 }
5142
5143 static void summary_add_address_cb(SummaryView *summaryview,
5144                                    guint action, GtkWidget *widget)
5145 {
5146         summary_add_address(summaryview);
5147 }
5148
5149 static void summary_create_filter_cb(SummaryView *summaryview,
5150                                      guint action, GtkWidget *widget)
5151 {
5152         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
5153 }
5154
5155 static void summary_create_processing_cb(SummaryView *summaryview,
5156                                          guint action, GtkWidget *widget)
5157 {
5158         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
5159 }
5160
5161 static void summary_sort_by_column_click(SummaryView *summaryview,
5162                                          FolderSortKey sort_key)
5163 {
5164         GtkCTreeNode *node = NULL;
5165         START_TIMING("summary_sort_by_column_click");
5166         if (summaryview->sort_key == sort_key)
5167                 summary_sort(summaryview, sort_key,
5168                              summaryview->sort_type == SORT_ASCENDING
5169                              ? SORT_DESCENDING : SORT_ASCENDING);
5170         else
5171                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
5172
5173         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
5174
5175         if (prefs_common.bold_unread) {
5176                 while (node) {
5177                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
5178                         if (GTK_CTREE_ROW(node)->children)
5179                                 summary_set_row_marks(summaryview, node);
5180                         node = next;
5181                 }
5182         }
5183         END_TIMING();
5184 }
5185
5186 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
5187 {
5188         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
5189 }
5190
5191 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
5192 {
5193         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
5194 }
5195
5196 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
5197 {
5198         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
5199 }
5200
5201 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
5202 {
5203         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
5204 }
5205
5206 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
5207 {
5208         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
5209 }
5210
5211 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
5212 {
5213         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
5214 }
5215
5216 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
5217 {
5218         if (summaryview->col_state[summaryview->col_pos[S_COL_FROM]].visible)
5219                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5220         else
5221                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5222 }
5223
5224 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
5225 {
5226         if (summaryview->col_state[summaryview->col_pos[S_COL_TO]].visible)
5227                 summary_sort_by_column_click(summaryview, SORT_BY_TO);
5228         else
5229                 summary_sort_by_column_click(summaryview, SORT_BY_FROM);
5230 }
5231
5232 static void summary_subject_clicked(GtkWidget *button,
5233                                     SummaryView *summaryview)
5234 {
5235         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
5236 }
5237
5238 static void summary_score_clicked(GtkWidget *button,
5239                                   SummaryView *summaryview)
5240 {
5241         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
5242 }
5243
5244 static void summary_locked_clicked(GtkWidget *button,
5245                                    SummaryView *summaryview)
5246 {
5247         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
5248 }
5249
5250 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
5251                                SummaryView *summaryview)
5252 {
5253         GdkDragContext *context;
5254
5255         g_return_if_fail(summaryview != NULL);
5256         g_return_if_fail(summaryview->folder_item != NULL);
5257         g_return_if_fail(summaryview->folder_item->folder != NULL);
5258         if (summaryview->selected == NULL) return;
5259
5260         context = gtk_drag_begin(widget, summaryview->target_list,
5261                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
5262         gtk_drag_set_icon_default(context);
5263 }
5264
5265 static void summary_drag_data_get(GtkWidget        *widget,
5266                                   GdkDragContext   *drag_context,
5267                                   GtkSelectionData *selection_data,
5268                                   guint             info,
5269                                   guint             time,
5270                                   SummaryView      *summaryview)
5271 {
5272         if (info == TARGET_MAIL_URI_LIST) {
5273                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5274                 GList *cur;
5275                 MsgInfo *msginfo;
5276                 gchar *mail_list = NULL, *tmp1, *tmp2;
5277
5278                 for (cur = GTK_CLIST(ctree)->selection;
5279                      cur != NULL && cur->data != NULL; cur = cur->next) {
5280                         msginfo = gtk_ctree_node_get_row_data
5281                                 (ctree, GTK_CTREE_NODE(cur->data));
5282                         tmp2 = procmsg_get_message_file(msginfo);
5283                         if (!tmp2) continue;
5284                         if (msginfo->subject) {
5285                                 gchar *san_subject = g_strdup(msginfo->subject);
5286                                 gchar *dest = NULL;
5287                                 subst_for_filename(san_subject);
5288                                 dest = g_strdup_printf("%s%s%s.%d.txt",
5289                                                 get_tmp_dir(),
5290                                                 G_DIR_SEPARATOR_S,
5291                                                 san_subject, msginfo->msgnum);
5292                                 g_free(san_subject);
5293                                 san_subject = g_filename_from_utf8(dest, -1, NULL, NULL, NULL);
5294                                 g_free(dest);
5295                                 dest = san_subject;
5296                                 if (copy_file(tmp2, dest, TRUE) == 0) {
5297                                         g_free(tmp2);
5298                                         tmp2 = dest;
5299                                 }
5300                         }
5301                         tmp1 = g_strconcat("file://", tmp2, "\r\n", NULL);
5302                         g_free(tmp2);
5303
5304                         if (!mail_list) {
5305                                 mail_list = tmp1;
5306                         } else {
5307                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5308                                 g_free(mail_list);
5309                                 g_free(tmp1);
5310                                 mail_list = tmp2;
5311                         }
5312                 }
5313
5314                 if (mail_list != NULL) {
5315                         gtk_selection_data_set(selection_data,
5316                                                selection_data->target, 8,
5317                                                mail_list, strlen(mail_list));
5318                         g_free(mail_list);
5319                 }
5320         } else if (info == TARGET_DUMMY) {
5321                 if (GTK_CLIST(summaryview->ctree)->selection)
5322                         gtk_selection_data_set(selection_data,
5323                                                selection_data->target, 8,
5324                                                "Dummy-Summaryview",
5325                                                strlen("Dummy-Summaryview")+1);
5326         }
5327 }
5328
5329 static gboolean summary_drag_motion_cb(GtkWidget      *widget,
5330                                           GdkDragContext *context,
5331                                           gint            x,
5332                                           gint            y,
5333                                           guint           time,
5334                                           SummaryView    *summaryview)
5335 {
5336         FolderItem *item = summaryview->folder_item;
5337         if (!(item && item->folder && folder_item_parent(item) != NULL
5338                     && FOLDER_CLASS(item->folder)->add_msg != NULL)) {
5339                 gdk_drag_status(context, 0, time);
5340                 return FALSE;
5341         } else if (gtk_drag_get_source_widget(context) ==
5342                 mainwindow_get_mainwindow()->folderview->ctree) {
5343                 /* no folders */
5344                 gdk_drag_status(context, 0, time);
5345                 return FALSE;
5346         } else if (gtk_drag_get_source_widget(context) ==
5347                 summaryview->ctree) {
5348                 /* not from same folder */
5349                 gdk_drag_status(context, 0, time);
5350                 return FALSE;
5351         } else {
5352                 gdk_drag_status(context, GDK_ACTION_COPY, time);
5353                 return TRUE;
5354         }
5355 }
5356
5357 static void summary_drag_data_received(GtkWidget        *widget,
5358                                         GdkDragContext   *drag_context,
5359                                         gint              x,
5360                                         gint              y,
5361                                         GtkSelectionData *data,
5362                                         guint             info,
5363                                         guint             time,
5364                                         SummaryView       *summaryview)
5365 {
5366         if (info == TARGET_MAIL_URI_LIST) {
5367                 FolderItem *item = summaryview->folder_item;
5368                 if (!item) {
5369                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
5370                         return;
5371                 } else {
5372                         folderview_finish_dnd(data->data, drag_context, time, item);
5373                 }
5374         }
5375 }
5376
5377
5378 /* custom compare functions for sorting */
5379
5380 #define CMP_FUNC_DEF(func_name, val)                                     \
5381 static gint func_name(GtkCList *clist,                                   \
5382                       gconstpointer ptr1, gconstpointer ptr2)            \
5383 {                                                                        \
5384         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5385         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5386                                                                          \
5387         if (!msginfo1 || !msginfo2)                                      \
5388                 return -1;                                               \
5389                                                                          \
5390         return (val);                                                    \
5391 }
5392
5393 CMP_FUNC_DEF(summary_cmp_by_mark,
5394              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5395 CMP_FUNC_DEF(summary_cmp_by_status,
5396              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5397 CMP_FUNC_DEF(summary_cmp_by_mime,
5398              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5399 CMP_FUNC_DEF(summary_cmp_by_label,
5400              MSG_GET_COLORLABEL(msginfo1->flags) -
5401              MSG_GET_COLORLABEL(msginfo2->flags))
5402 CMP_FUNC_DEF(summary_cmp_by_locked,
5403              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5404
5405 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5406 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5407 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5408
5409 #undef CMP_FUNC_DEF
5410
5411 static gint summary_cmp_by_subject(GtkCList *clist,
5412                                    gconstpointer ptr1,
5413                                    gconstpointer ptr2)
5414 {
5415         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5416         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5417
5418         if (!msginfo1->subject)
5419                 return (msginfo2->subject != NULL);
5420         if (!msginfo2->subject)
5421                 return -1;
5422
5423         return subject_compare_for_sort
5424                 (msginfo1->subject, msginfo2->subject);
5425 }
5426
5427 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5428                                 gconstpointer ptr2)
5429 {
5430         const gchar *str1, *str2;
5431         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5432         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5433         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5434
5435         g_return_val_if_fail(sv, -1);
5436
5437         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5438         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5439
5440         if (!str1)
5441                 return str2 != NULL;
5442
5443         if (!str2)
5444                 return -1;
5445
5446         return g_utf8_collate(str1, str2);
5447 }
5448
5449 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5450                                 gconstpointer ptr2)
5451 {
5452         const gchar *str1, *str2;
5453         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5454         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5455         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5456
5457         g_return_val_if_fail(sv, -1);
5458
5459         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5460         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5461
5462         if (!str1)
5463                 return str2 != NULL;
5464
5465         if (!str2)
5466                 return -1;
5467
5468         return g_utf8_collate(str1, str2);
5469 }
5470
5471 static gint summary_cmp_by_simplified_subject
5472         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5473 {
5474         const FolderItemPrefs *prefs;
5475         const gchar *str1, *str2;
5476         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5477         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5478         const MsgInfo *msginfo1 = r1->data;
5479         const MsgInfo *msginfo2 = r2->data;
5480         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5481
5482         g_return_val_if_fail(sv, -1);
5483         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5484
5485         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5486         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5487
5488         if (!str1)
5489                 return str2 != NULL;
5490
5491         if (!str2)
5492                 return -1;
5493
5494         prefs = msginfo1->folder->prefs;
5495         if (!prefs)
5496                 prefs = msginfo2->folder->prefs;
5497         if (!prefs)
5498                 return -1;
5499
5500         return subject_compare_for_sort(str1, str2);
5501 }
5502
5503 static gint summary_cmp_by_score(GtkCList *clist,
5504                                  gconstpointer ptr1, gconstpointer ptr2)
5505 {
5506         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5507         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5508         int diff;
5509
5510         /* if score are equal, sort by date */
5511
5512         diff = msginfo1->score - msginfo2->score;
5513         if (diff != 0)
5514                 return diff;
5515         else
5516                 return summary_cmp_by_date(clist, ptr1, ptr2);
5517 }
5518
5519 static void news_flag_crosspost(MsgInfo *msginfo)
5520 {
5521         GString *line;
5522         gpointer key;
5523         gpointer value;
5524         Folder *mff;
5525
5526         g_return_if_fail(msginfo != NULL);
5527         g_return_if_fail(msginfo->folder != NULL);
5528         g_return_if_fail(msginfo->folder->folder != NULL);
5529         mff = msginfo->folder->folder;
5530         g_return_if_fail(mff->klass->type == F_NEWS);
5531
5532         if (mff->account->mark_crosspost_read) {
5533                 line = g_string_sized_new(128);
5534                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5535                 debug_print("nfcp: checking <%s>", line->str);
5536                 if (mff->newsart &&
5537                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5538                         debug_print(" <%s>", (gchar *)value);
5539                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5540                                 summary_msginfo_change_flags(msginfo,
5541                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5542                         }
5543                         g_hash_table_remove(mff->newsart, key);
5544                         g_free(key);
5545                 }
5546                 g_string_free(line, TRUE);
5547                 debug_print("\n");
5548         }
5549 }
5550
5551 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5552 {
5553         SummaryView *summaryview = (SummaryView *) data;
5554         MsgInfo *msginfo;
5555
5556         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5557
5558         summary_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5559
5560         summary_set_row_marks(summaryview, row);
5561         debug_print("Message %d is marked as ignore thread\n",
5562             msginfo->msgnum);
5563 }
5564
5565 static void summary_ignore_thread(SummaryView *summaryview)
5566 {
5567         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5568         GList *cur;
5569
5570         START_LONG_OPERATION(summaryview);
5571         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5572                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5573                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5574                                         summaryview);
5575
5576         END_LONG_OPERATION(summaryview);
5577
5578         summary_status_show(summaryview);
5579 }
5580
5581 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5582 {
5583         SummaryView *summaryview = (SummaryView *) data;
5584         MsgInfo *msginfo;
5585
5586         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5587
5588         summary_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5589
5590         summary_set_row_marks(summaryview, row);
5591         debug_print("Message %d is marked as unignore thread\n",
5592             msginfo->msgnum);
5593 }
5594
5595 static void summary_unignore_thread(SummaryView *summaryview)
5596 {
5597         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5598         GList *cur;
5599
5600         START_LONG_OPERATION(summaryview);
5601         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5602                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5603                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5604                                         summaryview);
5605
5606         END_LONG_OPERATION(summaryview);
5607
5608         summary_status_show(summaryview);
5609 }
5610
5611 static void summary_check_ignore_thread_func
5612                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5613 {
5614         MsgInfo *msginfo;
5615         gint *found_ignore = (gint *) data;
5616
5617         if (*found_ignore) return;
5618         else {
5619                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5620                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5621         }
5622 }
5623
5624 void summary_toggle_ignore_thread(SummaryView *summaryview)
5625 {
5626         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5627         GList *cur;
5628         gint found_ignore = 0;
5629
5630         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5631                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5632                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5633                                         &found_ignore);
5634
5635         if (found_ignore)
5636                 summary_unignore_thread(summaryview);
5637         else
5638                 summary_ignore_thread(summaryview);
5639 }
5640
5641 void summary_toggle_show_read_messages(SummaryView *summaryview)
5642 {
5643         FolderItemUpdateData source;
5644         if (summaryview->folder_item->hide_read_msgs)
5645                 summaryview->folder_item->hide_read_msgs = 0;
5646         else
5647                 summaryview->folder_item->hide_read_msgs = 1;
5648
5649         source.item = summaryview->folder_item;
5650         source.update_flags = F_ITEM_UPDATE_NAME;
5651         source.msg = NULL;
5652         hooks_invoke(FOLDER_ITEM_UPDATE_HOOKLIST, &source);
5653         summary_show(summaryview, summaryview->folder_item);
5654 }
5655
5656 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5657                                              guint action)
5658 {
5659         GtkWidget *widget;
5660
5661         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5662                                            "/View/Hide read messages");
5663         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5664                           GINT_TO_POINTER(1));
5665         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5666         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5667                           GINT_TO_POINTER(0));
5668 }
5669
5670 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5671 {
5672         GtkWidget *ctree = summaryview->ctree;
5673         GtkWidget *pixmap;
5674
5675         gtk_widget_destroy(summaryview->folder_pixmap);
5676
5677         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5678         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5679         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5680         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5681         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5682         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5683         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5684         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5685         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5686         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5687         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5688         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5689         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5690         stock_pixmap_gdk(ctree, STOCK_PIXMAP_SPAM, &spamxpm, &spamxpmmask);
5691
5692         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5693         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5694         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5695         gtk_widget_show(pixmap);
5696         summaryview->folder_pixmap = pixmap;
5697
5698         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5699         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5700                               summaryview->quick_search_pixmap);
5701         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5702         gtk_widget_show(pixmap);
5703         summaryview->quick_search_pixmap = pixmap;
5704
5705         folderview_unselect(summaryview->folderview);
5706         folderview_select(summaryview->folderview, summaryview->folder_item);
5707         summary_set_column_titles(summaryview);
5708 }
5709
5710 void summary_reflect_prefs_custom_colors(SummaryView *summaryview)
5711 {
5712         GtkMenuShell *menu;
5713         GList *cur;
5714
5715         /* re-create colorlabel submenu */
5716         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
5717         g_return_if_fail(menu != NULL);
5718
5719         /* clear items. get item pointers. */
5720         for (cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
5721                 gtk_menu_item_remove_submenu(GTK_MENU_ITEM(cur->data));
5722         }
5723         summary_colorlabel_menu_create(summaryview, TRUE);
5724 }
5725
5726 /*
5727  * Harvest addresses for selected messages in summary view.
5728  */
5729 void summary_harvest_address(SummaryView *summaryview)
5730 {
5731         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5732         GList *cur;
5733         GList *msgList;
5734         MsgInfo *msginfo;
5735
5736         msgList = NULL;
5737         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5738                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5739                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5740         }
5741         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5742         g_list_free( msgList );
5743 }
5744
5745 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5746 {
5747         int err;
5748         gchar buf[BUFFSIZE];
5749         regex_t *preg = NULL;
5750
5751         preg = g_new0(regex_t, 1);
5752
5753         err = string_match_precompile(simplify_subject_regexp,
5754                                       preg, REG_EXTENDED);
5755         if (err) {
5756                 regerror(err, preg, buf, BUFFSIZE);
5757                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5758                 g_free(preg);
5759                 preg = NULL;
5760         }
5761
5762         return preg;
5763 }
5764
5765 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5766 {
5767         g_return_if_fail(summaryview != NULL);
5768         g_return_if_fail(item != NULL);
5769
5770         /* Subject simplification */
5771         if(summaryview->simplify_subject_preg) {
5772                 regfree(summaryview->simplify_subject_preg);
5773                 g_free(summaryview->simplify_subject_preg);
5774                 summaryview->simplify_subject_preg = NULL;
5775         }
5776         if(item->prefs && item->prefs->simplify_subject_regexp &&
5777            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5778                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5779
5780         /* Sorting */
5781         summaryview->sort_key = item->sort_key;
5782         summaryview->sort_type = item->sort_type;
5783
5784         /* Threading */
5785         summaryview->threaded = item->threaded;
5786         summaryview->thread_collapsed = item->thread_collapsed;
5787
5788         /* Scoring */
5789 }
5790
5791 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5792 {
5793         /* Sorting */
5794         item->sort_key = summaryview->sort_key;
5795         item->sort_type = summaryview->sort_type;
5796
5797         /* Threading */
5798         item->threaded = summaryview->threaded;
5799         item->thread_collapsed = summaryview->thread_collapsed;
5800 }
5801
5802 static gboolean summary_update_msg(gpointer source, gpointer data)
5803 {
5804         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5805         SummaryView *summaryview = (SummaryView *)data;
5806         GtkCTreeNode *node;
5807
5808         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5809         g_return_val_if_fail(summaryview != NULL, FALSE);
5810
5811         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5812                 node = gtk_ctree_find_by_row_data(
5813                                 GTK_CTREE(summaryview->ctree), NULL,
5814                                 msginfo_update->msginfo);
5815
5816                 if (node)
5817                         summary_set_row_marks(summaryview, node);
5818         }
5819
5820         return FALSE;
5821 }
5822
5823 /*!
5824  *\brief        change summaryview to display your answer(s) to a message
5825  *
5826  *\param        summaryview The SummaryView ;)
5827  *\param        msginfo The message for which answers are searched
5828  *
5829  */
5830 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5831 {
5832         FolderItem *sent_folder = NULL;
5833         PrefsAccount *account = NULL;
5834         GtkCTreeNode *node = NULL;
5835         char *buf = NULL;
5836         if (msg == NULL || msg->msgid == NULL)
5837                 return;
5838
5839         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5840         if (account == NULL)
5841                 return;
5842         sent_folder = account_get_special_folder
5843                                 (account, F_OUTBOX);
5844
5845         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5846
5847         if (sent_folder != summaryview->folder_item) {
5848                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5849         }
5850
5851         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5852
5853         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5854         g_free(buf);
5855
5856         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5857         if (node)
5858                 summary_select_node(summaryview, node, TRUE, TRUE);
5859 }
5860
5861 void summaryview_export_mbox_list(SummaryView *summaryview)
5862 {
5863         GSList *list = summary_get_selected_msg_list(summaryview);
5864         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5865
5866         if (mbox == NULL || list == NULL)
5867                 return;
5868
5869         export_list_to_mbox(list, mbox);
5870
5871         g_slist_free(list);
5872         g_free(mbox);
5873
5874 }
5875
5876 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5877 {
5878         if (!summaryview || !summaryview->folder_item || !item) {
5879                 return;
5880         }
5881
5882         if (summaryview->folder_item->folder == item->folder) {
5883                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5884         }
5885 }
5886 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5887 {
5888         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5889 }