src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_to_clicked          (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_subject_clicked     (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_locked_clicked      (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_status       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_simplified_subject
 359                                         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_score        (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_label        (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_to           (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_subject      (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 381                                          gpointer        data);
 382 static void tog_searchbar_cb            (GtkWidget      *w,
 383                                          gpointer        data);
 384
 385 static void summary_find_answers        (SummaryView    *summaryview,
 386                                          MsgInfo        *msg);
 387
 388 static gboolean summary_update_msg      (gpointer source, gpointer data);
 389
 390 GtkTargetEntry summary_drag_types[1] =
 391 {
 392         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 393 };
 394
 395 static GtkItemFactoryEntry summary_popup_entries[] =
 396 {
 397         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 398         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 399         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 400         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 401         {N_("/Repl_y to/mailing _list"),
 402                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 403         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 404         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD_INLINE, NULL},
 405         {N_("/For_ward as attachment"), NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 406         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 409         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 410         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 411         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 412         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 413         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 414         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 415         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 416         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 417         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 418         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 419         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 420         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 421         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 422         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 423         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 424         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 425
 426         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 427         {N_("/Add sender to address boo_k"),
 428                                         NULL, summary_add_address_cb, 0, NULL},
 429         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 430         {N_("/Create f_ilter rule/_Automatically"),
 431                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 432         {N_("/Create f_ilter rule/by _From"),
 433                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 434         {N_("/Create f_ilter rule/by _To"),
 435                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 436         {N_("/Create f_ilter rule/by _Subject"),
 437                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 438         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 439         {N_("/Create processing rule/_Automatically"),
 440                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 441         {N_("/Create processing rule/by _From"),
 442                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 443         {N_("/Create processing rule/by _To"),
 444                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 445         {N_("/Create processing rule/by _Subject"),
 446                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 447         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 448         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 449         {N_("/_View/Open in new _window"),
 450                                         "<control><alt>N", summary_open_msg,    0, NULL},
 451         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 452         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 453         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 454         {N_("/_Save as..."),            "<control>S", summary_save_as,   0, NULL},
 455         {N_("/_Print..."),              "<control>P", summary_print,   0, NULL},
 456 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 457
 458 static const gchar *const col_label[N_SUMMARY_COLS] = {
 459         "",             /* S_COL_MARK    */
 460         N_("S"),        /* S_COL_STATUS  */
 461         "",             /* S_COL_MIME    */
 462         N_("Subject"),  /* S_COL_SUBJECT */
 463         N_("From"),     /* S_COL_FROM    */
 464         N_("To"),       /* S_COL_TO      */
 465         N_("Date"),     /* S_COL_DATE    */
 466         N_("Size"),     /* S_COL_SIZE    */
 467         N_("#"),        /* S_COL_NUMBER  */
 468         N_("Score"),    /* S_COL_SCORE   */
 469         "",             /* S_COL_LOCKED  */
 470 };
 471
 472 #define START_LONG_OPERATION(summaryview) {                     \
 473         summary_lock(summaryview);                              \
 474         main_window_cursor_wait(summaryview->mainwin);          \
 475         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 476         folder_item_update_freeze();                            \
 477         inc_lock();                                             \
 478 }
 479 #define END_LONG_OPERATION(summaryview) {                       \
 480         inc_unlock();                                           \
 481         folder_item_update_thaw();                              \
 482         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 483         main_window_cursor_normal(summaryview->mainwin);        \
 484         summary_unlock(summaryview);                            \
 485 }
 486
 487 SummaryView *summary_create(void)
 488 {
 489         SummaryView *summaryview;
 490         GtkWidget *vbox;
 491         GtkWidget *scrolledwin;
 492         GtkWidget *ctree;
 493         GtkWidget *hbox;
 494         GtkWidget *hbox_l;
 495         GtkWidget *statlabel_folder;
 496         GtkWidget *statlabel_select;
 497         GtkWidget *statlabel_msgs;
 498         GtkWidget *hbox_spc;
 499         GtkWidget *toggle_eventbox;
 500         GtkWidget *toggle_arrow;
 501         GtkWidget *popupmenu;
 502         GtkWidget *toggle_search;
 503         GtkTooltips *search_tip;
 504         GtkItemFactory *popupfactory;
 505         gint n_entries;
 506         QuickSearch *quicksearch;
 507
 508         debug_print("Creating summary view...\n");
 509         summaryview = g_new0(SummaryView, 1);
 510
 511 #define SUMMARY_VBOX_SPACING 3
 512         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 513
 514         /* create status label */
 515         hbox = gtk_hbox_new(FALSE, 0);
 516         gtk_widget_show(hbox);
 517
 518         search_tip = gtk_tooltips_new();
 519         toggle_search = gtk_toggle_button_new();
 520         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 521                                      prefs_common.show_searchbar);
 522         gtk_widget_show(toggle_search);
 523
 524         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 525                              toggle_search,
 526                              _("Toggle quick-search bar"), NULL);
 527
 528         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 529
 530         hbox_l = gtk_hbox_new(FALSE, 0);
 531         gtk_widget_show(hbox_l);
 532         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 533
 534         statlabel_folder = gtk_label_new("");
 535         gtk_widget_show(statlabel_folder);
 536         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 537         statlabel_select = gtk_label_new("");
 538         gtk_widget_show(statlabel_select);
 539         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 540
 541         /* toggle view button */
 542         toggle_eventbox = gtk_event_box_new();
 543         gtk_widget_show(toggle_eventbox);
 544         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 545         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 546         gtk_widget_show(toggle_arrow);
 547         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 548         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 549                          G_CALLBACK(summary_toggle_pressed),
 550                          summaryview);
 551
 552
 553         statlabel_msgs = gtk_label_new("");
 554         gtk_widget_show(statlabel_msgs);
 555         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 556
 557         hbox_spc = gtk_hbox_new(FALSE, 0);
 558         gtk_widget_show(hbox_spc);
 559         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 560
 561         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 562         gtk_widget_show(scrolledwin);
 563         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 564                                        GTK_POLICY_AUTOMATIC,
 565                                        GTK_POLICY_AUTOMATIC);
 566         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 567         gtk_widget_set_size_request(vbox,
 568                              prefs_common.summaryview_width,
 569                              prefs_common.summaryview_height);
 570
 571         ctree = summary_ctree_create(summaryview);
 572         gtk_widget_show(ctree);
 573
 574         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 575                                             GTK_CLIST(ctree)->hadjustment);
 576         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 577                                             GTK_CLIST(ctree)->vadjustment);
 578         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 579
 580         /* status label */
 581         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 582
 583         /* quick search */
 584         quicksearch = quicksearch_new();
 585         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 586
 587         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 588
 589         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 590                           G_CALLBACK(tog_searchbar_cb), summaryview);
 591
 592         /* create popup menu */
 593         n_entries = sizeof(summary_popup_entries) /
 594                 sizeof(summary_popup_entries[0]);
 595         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 596                                       "<SummaryView>", &popupfactory,
 597                                       summaryview);
 598
 599         summaryview->vbox = vbox;
 600         summaryview->scrolledwin = scrolledwin;
 601         summaryview->ctree = ctree;
 602         summaryview->hbox = hbox;
 603         summaryview->hbox_l = hbox_l;
 604         summaryview->statlabel_folder = statlabel_folder;
 605         summaryview->statlabel_select = statlabel_select;
 606         summaryview->statlabel_msgs = statlabel_msgs;
 607         summaryview->toggle_eventbox = toggle_eventbox;
 608         summaryview->toggle_arrow = toggle_arrow;
 609         summaryview->toggle_search = toggle_search;
 610         summaryview->popupmenu = popupmenu;
 611         summaryview->popupfactory = popupfactory;
 612         summaryview->lock_count = 0;
 613         summaryview->msginfo_update_callback_id =
 614                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 615
 616         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 617
 618         summaryview->quicksearch = quicksearch;
 619
 620         /* CLAWS: need this to get the SummaryView * from
 621          * the CList */
 622         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 623
 624         gtk_widget_show_all(vbox);
 625
 626         gtk_widget_show(vbox);
 627
 628         if (prefs_common.show_searchbar)
 629                 quicksearch_show(quicksearch);
 630         else
 631                 quicksearch_hide(quicksearch);
 632
 633         return summaryview;
 634 }
 635
 636 static void summary_set_fonts(SummaryView *summaryview)
 637 {
 638         PangoFontDescription *font_desc;
 639         gint size;
 640
 641         font_desc = pango_font_description_from_string(NORMAL_FONT);
 642         gtk_widget_modify_font(summaryview->ctree, font_desc);
 643         pango_font_description_free(font_desc);
 644
 645         if (!bold_style) {
 646                 bold_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 649                 if (font_desc) {
 650                         pango_font_description_free(bold_style->font_desc);
 651                         bold_style->font_desc = font_desc;
 652                 }
 653
 654                 pango_font_description_set_weight
 655                                 (bold_style->font_desc, PANGO_WEIGHT_BOLD);
 656                 bold_marked_style = gtk_style_copy(bold_style);
 657                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 658                         summaryview->color_marked;
 659                 bold_deleted_style = gtk_style_copy(bold_style);
 660                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 661                         summaryview->color_dim;
 662         }
 663
 664         font_desc = pango_font_description_new();
 665         size = pango_font_description_get_size
 666                 (summaryview->ctree->style->font_desc);
 667         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
 668         gtk_widget_modify_font(summaryview->statlabel_folder, font_desc);
 669         gtk_widget_modify_font(summaryview->statlabel_select, font_desc);
 670         gtk_widget_modify_font(summaryview->statlabel_msgs, font_desc);
 671         pango_font_description_free(font_desc);
 672 }
 673
 674 void summary_init(SummaryView *summaryview)
 675 {
 676         GtkWidget *pixmap;
 677
 678         gtk_widget_realize(summaryview->ctree);
 679         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 680                          &markxpm, &markxpmmask);
 681         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 682                          &deletedxpm, &deletedxpmmask);
 683         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 684                          &newxpm, &newxpmmask);
 685         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 686                          &unreadxpm, &unreadxpmmask);
 687         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 688                          &repliedxpm, &repliedxpmmask);
 689         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 690                          &forwardedxpm, &forwardedxpmmask);
 691         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 692                          &clipxpm, &clipxpmmask);
 693         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 694                          &lockedxpm, &lockedxpmmask);
 695         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 696                          &ignorethreadxpm, &ignorethreadxpmmask);
 697         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 698                          &clipkeyxpm, &clipkeyxpmmask);
 699         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 700                          &keyxpm, &keyxpmmask);
 701         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_GPG_SIGNED,
 702                          &gpgsignedxpm, &gpgsignedxpmmask);
 703         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED,
 704                          &clipgpgsignedxpm, &clipgpgsignedxpmmask);
 705
 706         summary_set_fonts(summaryview);
 707
 708         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 709         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 710         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 711         gtk_widget_show(pixmap);
 712         summaryview->folder_pixmap = pixmap;
 713
 714         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
 715         gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
 716         gtk_widget_show(pixmap);
 717         summaryview->quick_search_pixmap = pixmap;
 718
 719         /* Init summaryview prefs */
 720         summaryview->sort_key = SORT_BY_NONE;
 721         summaryview->sort_type = SORT_ASCENDING;
 722
 723         /* Init summaryview extra data */
 724         summaryview->simplify_subject_preg = NULL;
 725
 726         summary_clear_list(summaryview);
 727         summary_set_column_titles(summaryview);
 728         summary_colorlabel_menu_create(summaryview);
 729         summary_set_menu_sensitive(summaryview);
 730
 731 }
 732
 733 #if 0
 734 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 735                                                  GtkCTreeNode *current_node)
 736 {
 737         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 738         GtkCTreeNode *node;
 739         MsgInfo *msginfo;
 740         gint best_score = MIN_SCORE;
 741         GtkCTreeNode *best_node = NULL;
 742
 743         if (current_node)
 744                 /*node = current_node;*/
 745                 node = GTK_CTREE_NODE_NEXT(current_node);
 746         else
 747                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 748
 749         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 750                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 751                 if (msginfo->score >= summaryview->important_score)
 752                         break;
 753                 if (msginfo->score > best_score) {
 754                         best_score = msginfo->score;
 755                         best_node = node;
 756                 }
 757         }
 758
 759         if (node != NULL)
 760                 return node;
 761         else
 762                 return best_node;
 763 }
 764
 765 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 766                                                  GtkCTreeNode *current_node)
 767 {
 768         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 769         GtkCTreeNode *node;
 770         MsgInfo *msginfo;
 771         gint best_score = MIN_SCORE;
 772         GtkCTreeNode *best_node = NULL;
 773
 774         if (current_node)
 775                 /*node = current_node;*/
 776                 node = GTK_CTREE_NODE_PREV(current_node);
 777         else
 778                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 779
 780         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 781                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 782                 if (msginfo->score >= summaryview->important_score)
 783                         break;
 784                 if (msginfo->score > best_score) {
 785                         best_score = msginfo->score;
 786                         best_node = node;
 787                 }
 788         }
 789
 790         if (node != NULL)
 791                 return node;
 792         else
 793                 return best_node;
 794 }
 795 #endif
 796
 797 #define CURRENTLY_DISPLAYED(m) \
 798 ( (m->msgnum == displayed_msgnum) \
 799   && (!g_ascii_strcasecmp(m->folder->name,item->name)) )
 800
 801 gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 802 {
 803         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 804         GtkCTreeNode *node;
 805         GSList *mlist = NULL;
 806         gchar *buf;
 807         gboolean is_refresh;
 808         guint selected_msgnum = 0;
 809         guint displayed_msgnum = 0;
 810         GSList *cur;
 811         GSList *not_killed;
 812         gboolean hidden_removed = FALSE;
 813
 814         if (summary_is_locked(summaryview)) return FALSE;
 815
 816         if (!summaryview->mainwin)
 817                 return FALSE;
 818
 819         inc_lock();
 820         summary_lock(summaryview);
 821
 822         if (!prefs_common.summary_quicksearch_sticky
 823          && !prefs_common.summary_quicksearch_recurse
 824          && !quicksearch_is_running(summaryview->quicksearch)) {
 825                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 826         }
 827
 828         /* STATUSBAR_POP(summaryview->mainwin); */
 829
 830         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 831
 832         if (is_refresh) {
 833                 selected_msgnum = summary_get_msgnum(summaryview,
 834                                                      summaryview->selected);
 835                 displayed_msgnum = summary_get_msgnum(summaryview,
 836                                                       summaryview->displayed);
 837         }
 838
 839         /* process the marks if any */
 840         if (summaryview->mainwin->lock_count == 0 &&
 841             (summaryview->moved > 0 || summaryview->copied > 0)) {
 842                 AlertValue val;
 843                 gboolean changed = FALSE;
 844
 845                 val = alertpanel(_("Process mark"),
 846                                  _("Some marks are left. Process it?"),
 847                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 848                 if (G_ALERTDEFAULT == val) {
 849                         summary_unlock(summaryview);
 850                         summary_execute(summaryview);
 851                         summary_lock(summaryview);
 852                         changed = TRUE;
 853                 } else if (G_ALERTALTERNATE == val) {
 854                         /* DO NOTHING */
 855                 } else {
 856                         summary_unlock(summaryview);
 857                         inc_unlock();
 858                         return FALSE;
 859                 }
 860                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 861                         folder_update_op_count();
 862         }
 863
 864         gtk_clist_freeze(GTK_CLIST(ctree));
 865
 866         summary_clear_list(summaryview);
 867
 868         buf = NULL;
 869         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 870                 g_free(buf);
 871                 debug_print("empty folder\n\n");
 872                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 873                 summary_clear_all(summaryview);
 874                 summaryview->folder_item = item;
 875                 gtk_clist_thaw(GTK_CLIST(ctree));
 876                 summary_unlock(summaryview);
 877                 inc_unlock();
 878                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 879                         main_window_cursor_wait(summaryview->mainwin);
 880                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 881                         if (quicksearch_is_active(summaryview->quicksearch))
 882                                 quicksearch_search_subfolders(summaryview->quicksearch,
 883                                               summaryview->folderview,
 884                                               summaryview->folder_item);
 885                         main_window_cursor_normal(summaryview->mainwin);
 886                 }
 887                 return TRUE;
 888         }
 889         g_free(buf);
 890
 891         if (!is_refresh)
 892                 messageview_clear(summaryview->messageview);
 893
 894         summaryview->folder_item = item;
 895         item->opened = TRUE;
 896
 897         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 898         debug_print("%s\n", buf);
 899         STATUSBAR_PUSH(summaryview->mainwin, buf);
 900         g_free(buf);
 901
 902         main_window_cursor_wait(summaryview->mainwin);
 903
 904         mlist = folder_item_get_msg_list(item);
 905
 906         if (summaryview->folder_item->hide_read_msgs &&
 907             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 908                 GSList *not_killed;
 909
 910                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 911                 not_killed = NULL;
 912                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 913                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 914
 915                         if (!msginfo->hidden) {
 916                                 if (MSG_IS_UNREAD(msginfo->flags) &&
 917                                     !MSG_IS_IGNORE_THREAD(msginfo->flags))
 918                                         not_killed = g_slist_prepend(not_killed, msginfo);
 919                                 else if (MSG_IS_MARKED(msginfo->flags) ||
 920                                          MSG_IS_LOCKED(msginfo->flags))
 921                                         not_killed = g_slist_prepend(not_killed, msginfo);
 922                                 else if (is_refresh &&
 923                                         (msginfo->msgnum == selected_msgnum ||
 924                                          msginfo->msgnum == displayed_msgnum))
 925                                         not_killed = g_slist_prepend(not_killed, msginfo);
 926                                 else
 927                                         procmsg_msginfo_free(msginfo);
 928                          } else
 929                                 procmsg_msginfo_free(msginfo);
 930                 }
 931                 hidden_removed = TRUE;
 932                 g_slist_free(mlist);
 933                 mlist = not_killed;
 934         } else {
 935                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 936         }
 937
 938         if (quicksearch_is_active(summaryview->quicksearch)) {
 939                 GSList *not_killed;
 940
 941                 not_killed = NULL;
 942                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 943                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 944
 945                         if (!msginfo->hidden && quicksearch_match(summaryview->quicksearch, msginfo))
 946                                 not_killed = g_slist_prepend(not_killed, msginfo);
 947                         else
 948                                 procmsg_msginfo_free(msginfo);
 949                 }
 950                 hidden_removed = TRUE;
 951                 if (quicksearch_is_running(summaryview->quicksearch)) {
 952                         /* only scan subfolders when quicksearch changed,
 953                          * not when search is the same and folder changed */
 954                         main_window_cursor_wait(summaryview->mainwin);
 955                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 956                         quicksearch_search_subfolders(summaryview->quicksearch,
 957                                               summaryview->folderview,
 958                                               summaryview->folder_item);
 959                         main_window_cursor_normal(summaryview->mainwin);
 960                 }
 961
 962                 g_slist_free(mlist);
 963                 mlist = not_killed;
 964         }
 965
 966         if (!hidden_removed) {
 967                 not_killed = NULL;
 968                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 969                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 970
 971                         if (!msginfo->hidden)
 972                                 not_killed = g_slist_prepend(not_killed, msginfo);
 973                         else
 974                                 procmsg_msginfo_free(msginfo);
 975                 }
 976                 g_slist_free(mlist);
 977                 mlist = not_killed;
 978         }
 979
 980         STATUSBAR_POP(summaryview->mainwin);
 981
 982         /* set ctree and hash table from the msginfo list, and
 983            create the thread */
 984         summary_set_ctree_from_list(summaryview, mlist);
 985
 986         g_slist_free(mlist);
 987
 988         if (is_refresh) {
 989                 summaryview->displayed =
 990                         summary_find_msg_by_msgnum(summaryview,
 991                                                    displayed_msgnum);
 992                 if (!summaryview->displayed)
 993                         messageview_clear(summaryview->messageview);
 994                 summary_unlock(summaryview);
 995                 summary_select_by_msgnum(summaryview, selected_msgnum);
 996                 summary_lock(summaryview);
 997                 if (!summaryview->selected) {
 998                         /* no selected message - select first unread
 999                            message, but do not display it */
1000                         node = summary_find_next_flagged_msg(summaryview, NULL,
1001                                                              MSG_UNREAD, FALSE);
1002                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1003                                 node = gtk_ctree_node_nth
1004                                         (ctree,
1005                                          item->sort_type == SORT_DESCENDING
1006                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1007                         summary_unlock(summaryview);
1008                         summary_select_node(summaryview, node, FALSE, TRUE);
1009                         summary_lock(summaryview);
1010                 }
1011         } else {
1012                 switch (prefs_common.select_on_entry) {
1013                         case SELECTONENTRY_NEW:
1014                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1015                                                                      MSG_NEW, FALSE);
1016                                 if (node == NULL)
1017                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1018                                                                      MSG_UNREAD, FALSE);
1019                                 break;
1020                         case SELECTONENTRY_UNREAD:
1021                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1022                                                                      MSG_UNREAD, FALSE);
1023                                 if (node == NULL)
1024                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1025                                                                      MSG_NEW, FALSE);
1026                                 break;
1027                         default:
1028                                 node = NULL;
1029                 }
1030
1031                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1032                         node = gtk_ctree_node_nth
1033                                 (ctree,
1034                                  item->sort_type == SORT_DESCENDING
1035                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1036                 }
1037                 summary_unlock(summaryview);
1038                 summary_select_node(summaryview, node,
1039                                     prefs_common.always_show_msg,
1040                                     TRUE);
1041                 summary_lock(summaryview);
1042         }
1043
1044         summary_status_show(summaryview);
1045         summary_set_menu_sensitive(summaryview);
1046         toolbar_main_set_sensitive(summaryview->mainwin);
1047
1048         gtk_clist_thaw(GTK_CLIST(ctree));
1049
1050         debug_print("\n");
1051         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1052         STATUSBAR_POP(summaryview->mainwin);
1053         main_window_cursor_normal(summaryview->mainwin);
1054         summary_unlock(summaryview);
1055         inc_unlock();
1056
1057         return TRUE;
1058 }
1059
1060 #undef CURRENTLY_DISPLAYED
1061
1062
1063 void summary_clear_list(SummaryView *summaryview)
1064 {
1065         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1066         gint optimal_width;
1067
1068         gtk_clist_freeze(clist);
1069
1070         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1071                                 NULL, summary_free_msginfo_func, NULL);
1072
1073         if (summaryview->folder_item) {
1074                 summaryview->folder_item->opened = FALSE;
1075                 summaryview->folder_item = NULL;
1076         }
1077
1078         summaryview->display_msg = FALSE;
1079
1080         summaryview->selected = NULL;
1081         summaryview->displayed = NULL;
1082         summaryview->total_size = 0;
1083         summaryview->deleted = summaryview->moved = 0;
1084         summaryview->copied = 0;
1085         if (summaryview->msgid_table) {
1086                 g_hash_table_destroy(summaryview->msgid_table);
1087                 summaryview->msgid_table = NULL;
1088         }
1089         if (summaryview->subject_table) {
1090                 g_hash_table_destroy(summaryview->subject_table);
1091                 summaryview->subject_table = NULL;
1092         }
1093         summaryview->mlist = NULL;
1094
1095         gtk_clist_clear(clist);
1096         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1097                 optimal_width = gtk_clist_optimal_column_width
1098                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1099                 gtk_clist_set_column_width
1100                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1101                          optimal_width);
1102         }
1103
1104         gtk_clist_thaw(clist);
1105 }
1106
1107 void summary_clear_all(SummaryView *summaryview)
1108 {
1109         messageview_clear(summaryview->messageview);
1110         summary_clear_list(summaryview);
1111         summary_set_menu_sensitive(summaryview);
1112         toolbar_main_set_sensitive(summaryview->mainwin);
1113         summary_status_show(summaryview);
1114 }
1115
1116 void summary_lock(SummaryView *summaryview)
1117 {
1118         summaryview->lock_count++;
1119 }
1120
1121 void summary_unlock(SummaryView *summaryview)
1122 {
1123         if (summaryview->lock_count)
1124                 summaryview->lock_count--;
1125 }
1126
1127 gboolean summary_is_locked(SummaryView *summaryview)
1128 {
1129         return summaryview->lock_count > 0;
1130 }
1131
1132 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1133 {
1134         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1135         SummarySelection selection;
1136
1137         if (!clist->row_list)
1138                 selection = SUMMARY_NONE;
1139         else if (!clist->selection)
1140                 selection = SUMMARY_SELECTED_NONE;
1141         else if (!clist->selection->next)
1142                 selection = SUMMARY_SELECTED_SINGLE;
1143         else
1144                 selection = SUMMARY_SELECTED_MULTIPLE;
1145
1146         return selection;
1147 }
1148
1149 /*!
1150  *\return       MsgInfo * Selected message if there's one selected;
1151  *              if multiple selected, or none, return NULL.
1152  */
1153 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1154 {
1155         /* summaryview->selected may be valid when multiple
1156          * messages were selected */
1157         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1158
1159         if (sellist == NULL || sellist->next)
1160                 return NULL;
1161
1162         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1163 }
1164
1165 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1166 {
1167         GSList *mlist = NULL;
1168         GList *cur;
1169         MsgInfo *msginfo;
1170
1171         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1172              cur = cur->next) {
1173                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1174                 mlist = g_slist_prepend(mlist, msginfo);
1175         }
1176
1177         mlist = g_slist_reverse(mlist);
1178
1179         return mlist;
1180 }
1181
1182 GSList *summary_get_msg_list(SummaryView *summaryview)
1183 {
1184         GSList *mlist = NULL;
1185         GtkCTree *ctree;
1186         GtkCTreeNode *node;
1187         MsgInfo *msginfo;
1188
1189         ctree = GTK_CTREE(summaryview->ctree);
1190
1191         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1192              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1193                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1194                 mlist = g_slist_prepend(mlist, msginfo);
1195         }
1196
1197         mlist = g_slist_reverse(mlist);
1198
1199         return mlist;
1200 }
1201
1202 static void summary_set_menu_sensitive(SummaryView *summaryview)
1203 {
1204         GtkItemFactory *ifactory = summaryview->popupfactory;
1205         SensitiveCond state;
1206         gboolean sensitive;
1207         GtkWidget *menuitem;
1208         gint i;
1209
1210         static const struct {
1211                 gchar *const entry;
1212                 SensitiveCond cond;
1213         } entry[] = {
1214                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1215                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1216                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1217                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1218                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1219
1220                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1221                 {"/Forward as attachment"       , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1222                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1223
1224                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1225                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC},
1226                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_NOT_NEWS},
1227                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE},
1228
1229                 {"/Mark"                        , M_TARGET_EXIST},
1230                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1231                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1232                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1233                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1234                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1235                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1236                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1237                 {"/Color label"                 , M_TARGET_EXIST},
1238
1239                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1240                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1241                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1242
1243                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1244                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1245                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1246                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1247                 {"/Save as..."                  , M_TARGET_EXIST},
1248                 {"/Print..."                    , M_TARGET_EXIST},
1249                 {NULL, 0}
1250         };
1251
1252         main_window_set_menu_sensitive(summaryview->mainwin);
1253
1254         state = main_window_get_current_state(summaryview->mainwin);
1255
1256         for (i = 0; entry[i].entry != NULL; i++) {
1257                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1258                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1259         }
1260
1261
1262         summary_lock(summaryview);
1263         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1264         gtk_check_menu_item_set_active
1265                 (GTK_CHECK_MENU_ITEM(menuitem),
1266                  summaryview->messageview->mimeview->textview->show_all_headers);
1267         summary_unlock(summaryview);
1268 }
1269
1270 void summary_select_prev_unread(SummaryView *summaryview)
1271 {
1272         GtkCTreeNode *node;
1273         gboolean skip_cur = FALSE;
1274
1275         if (summaryview->displayed
1276         &&  summaryview->selected == summaryview->displayed) {
1277                 debug_print("skipping current\n");
1278                 skip_cur = TRUE;
1279         }
1280
1281         node = summary_find_prev_flagged_msg
1282                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1283
1284         if (!node || node == summaryview->selected) {
1285                 AlertValue val = 0;
1286
1287                 switch (prefs_common.next_unread_msg_dialog) {
1288                         case NEXTUNREADMSGDIALOG_ALWAYS:
1289                                 val = alertpanel(_("No more unread messages"),
1290                                                  _("No unread message found. "
1291                                                    "Search from the end?"),
1292                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1293                                 break;
1294                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1295                                 val = G_ALERTDEFAULT;
1296                                 break;
1297                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1298                                 val = !G_ALERTDEFAULT;
1299                                 break;
1300                         default:
1301                                 debug_print(
1302                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1303                 }
1304                 if (val != G_ALERTDEFAULT) return;
1305                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1306                                                      MSG_UNREAD, FALSE);
1307         }
1308
1309         if (!node)
1310                 alertpanel_notice(_("No unread messages."));
1311         else
1312                 summary_select_node(summaryview, node, TRUE, FALSE);
1313 }
1314
1315 void summary_select_next_unread(SummaryView *summaryview)
1316 {
1317         GtkCTreeNode *node = summaryview->selected;
1318         gboolean skip_cur = FALSE;
1319
1320         if (summaryview->displayed
1321         &&  summaryview->selected == summaryview->displayed) {
1322                 debug_print("skipping cur (%p %p)\n",
1323                         summaryview->displayed, summaryview->selected);
1324                 skip_cur = TRUE;
1325         }
1326
1327
1328         node = summary_find_next_flagged_msg
1329                 (summaryview, node, MSG_UNREAD, skip_cur);
1330
1331         if (node)
1332                 summary_select_node(summaryview, node, TRUE, FALSE);
1333         else {
1334                 node = summary_find_next_flagged_msg
1335                         (summaryview, NULL, MSG_UNREAD, FALSE);
1336                 if (node == NULL || node == summaryview->selected) {
1337                         AlertValue val = 0;
1338
1339                         switch (prefs_common.next_unread_msg_dialog) {
1340                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1341                                         val = alertpanel(_("No more unread messages"),
1342                                                          _("No unread message found. "
1343                                                            "Go to next folder?"),
1344                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1345                                         break;
1346                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1347                                         val = G_ALERTDEFAULT;
1348                                         break;
1349                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1350                                         val = G_ALERTOTHER;
1351                                         break;
1352                                 default:
1353                                         debug_print(
1354                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1355                         }
1356
1357                         if (val == G_ALERTDEFAULT) {
1358                                 folderview_select_next_unread(summaryview->folderview);
1359                                 return;
1360                         }
1361                         else
1362                                 return;
1363                 } else
1364                         summary_select_node(summaryview, node, TRUE, FALSE);
1365
1366         }
1367 }
1368
1369 void summary_select_prev_new(SummaryView *summaryview)
1370 {
1371         GtkCTreeNode *node;
1372         gboolean skip_cur = FALSE;
1373
1374         if (summaryview->displayed
1375         &&  summaryview->selected == summaryview->displayed) {
1376                 debug_print("skipping current\n");
1377                 skip_cur = TRUE;
1378         }
1379
1380         node = summary_find_prev_flagged_msg
1381                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1382
1383         if (!node || node == summaryview->selected) {
1384                 AlertValue val = 0;
1385
1386                 switch (prefs_common.next_unread_msg_dialog) {
1387                         case NEXTUNREADMSGDIALOG_ALWAYS:
1388                                 val = alertpanel(_("No more new messages"),
1389                                                  _("No new message found. "
1390                                                    "Search from the end?"),
1391                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1392                                 break;
1393                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1394                                 val = G_ALERTDEFAULT;
1395                                 break;
1396                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1397                                 val = !G_ALERTDEFAULT;
1398                                 break;
1399                         default:
1400                                 debug_print(
1401                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1402                 }
1403                 if (val != G_ALERTDEFAULT) return;
1404                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1405                                                      MSG_NEW, FALSE);
1406         }
1407
1408         if (!node)
1409                 alertpanel_notice(_("No new messages."));
1410         else
1411                 summary_select_node(summaryview, node, TRUE, FALSE);
1412 }
1413
1414 void summary_select_next_new(SummaryView *summaryview)
1415 {
1416         GtkCTreeNode *node = summaryview->selected;
1417         gboolean skip_cur = FALSE;
1418
1419         if (summaryview->displayed
1420         &&  summaryview->selected == summaryview->displayed) {
1421                 debug_print("skipping cur (%p %p)\n",
1422                         summaryview->displayed, summaryview->selected);
1423                 skip_cur = TRUE;
1424         }
1425
1426
1427         node = summary_find_next_flagged_msg
1428                 (summaryview, node, MSG_NEW, skip_cur);
1429
1430         if (node)
1431                 summary_select_node(summaryview, node, TRUE, FALSE);
1432         else {
1433                 node = summary_find_next_flagged_msg
1434                         (summaryview, NULL, MSG_NEW, FALSE);
1435                 if (node == NULL || node == summaryview->selected) {
1436                         AlertValue val = 0;
1437
1438                         switch (prefs_common.next_unread_msg_dialog) {
1439                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1440                                         val = alertpanel(_("No more new messages"),
1441                                                          _("No new message found. "
1442                                                            "Go to next folder?"),
1443                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1444                                         break;
1445                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1446                                         val = G_ALERTDEFAULT;
1447                                         break;
1448                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1449                                         val = G_ALERTOTHER;
1450                                         break;
1451                                 default:
1452                                         debug_print(
1453                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1454                         }
1455
1456                         if (val == G_ALERTDEFAULT) {
1457                                 folderview_select_next_new(summaryview->folderview);
1458                                 return;
1459                         }
1460                         else
1461                                 return;
1462                 } else
1463                         summary_select_node(summaryview, node, TRUE, FALSE);
1464
1465         }
1466 }
1467
1468 void summary_select_prev_marked(SummaryView *summaryview)
1469 {
1470         GtkCTreeNode *node;
1471
1472         node = summary_find_prev_flagged_msg
1473                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1474
1475         if (!node) {
1476                 AlertValue val;
1477
1478                 val = alertpanel(_("No more marked messages"),
1479                                  _("No marked message found. "
1480                                    "Search from the end?"),
1481                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1482                 if (val != G_ALERTDEFAULT) return;
1483                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1484                                                      MSG_MARKED, TRUE);
1485         }
1486
1487         if (!node)
1488                 alertpanel_notice(_("No marked messages."));
1489         else
1490                 summary_select_node(summaryview, node, TRUE, FALSE);
1491 }
1492
1493 void summary_select_next_marked(SummaryView *summaryview)
1494 {
1495         GtkCTreeNode *node;
1496
1497         node = summary_find_next_flagged_msg
1498                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1499
1500         if (!node) {
1501                 AlertValue val;
1502
1503                 val = alertpanel(_("No more marked messages"),
1504                                  _("No marked message found. "
1505                                    "Search from the beginning?"),
1506                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1507                 if (val != G_ALERTDEFAULT) return;
1508                 node = summary_find_next_flagged_msg(summaryview, NULL,
1509                                                      MSG_MARKED, TRUE);
1510         }
1511
1512         if (!node)
1513                 alertpanel_notice(_("No marked messages."));
1514         else
1515                 summary_select_node(summaryview, node, TRUE, FALSE);
1516 }
1517
1518 void summary_select_prev_labeled(SummaryView *summaryview)
1519 {
1520         GtkCTreeNode *node;
1521
1522         node = summary_find_prev_flagged_msg
1523                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1524
1525         if (!node) {
1526                 AlertValue val;
1527
1528                 val = alertpanel(_("No more labeled messages"),
1529                                  _("No labeled message found. "
1530                                    "Search from the end?"),
1531                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1532                 if (val != G_ALERTDEFAULT) return;
1533                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1534                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1535         }
1536
1537         if (!node)
1538                 alertpanel_notice(_("No labeled messages."));
1539         else
1540                 summary_select_node(summaryview, node, TRUE, FALSE);
1541 }
1542
1543 void summary_select_next_labeled(SummaryView *summaryview)
1544 {
1545         GtkCTreeNode *node;
1546
1547         node = summary_find_next_flagged_msg
1548                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1549
1550         if (!node) {
1551                 AlertValue val;
1552
1553                 val = alertpanel(_("No more labeled messages"),
1554                                  _("No labeled message found. "
1555                                    "Search from the beginning?"),
1556                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1557                 if (val != G_ALERTDEFAULT) return;
1558                 node = summary_find_next_flagged_msg(summaryview, NULL,
1559                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1560         }
1561
1562         if (!node)
1563                 alertpanel_notice(_("No labeled messages."));
1564         else
1565                 summary_select_node(summaryview, node, TRUE, FALSE);
1566 }
1567
1568 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1569 {
1570         GtkCTreeNode *node;
1571
1572         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1573         summary_select_node(summaryview, node, FALSE, TRUE);
1574 }
1575
1576 /**
1577  * summary_select_node:
1578  * @summaryview: Summary view.
1579  * @node: Summary tree node.
1580  * @display_msg: TRUE to display the selected message.
1581  * @do_refresh: TRUE to refresh the widget.
1582  *
1583  * Select @node (bringing it into view by scrolling and expanding its
1584  * thread, if necessary) and unselect all others.  If @display_msg is
1585  * TRUE, display the corresponding message in the message view.
1586  * If @do_refresh is TRUE, the widget is refreshed.
1587  **/
1588 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1589                          gboolean display_msg, gboolean do_refresh)
1590 {
1591         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1592
1593         if (node) {
1594                 gtkut_ctree_expand_parent_all(ctree, node);
1595                 if (do_refresh) {
1596                         GTK_EVENTS_FLUSH();
1597                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1598                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1599                 }
1600                 summary_unselect_all(summaryview);
1601                 if (display_msg && summaryview->displayed == node)
1602                         summaryview->displayed = NULL;
1603                 summaryview->display_msg = display_msg;
1604                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1605                 if (summaryview->selected == NULL)
1606                         summaryview->selected = node;
1607         }
1608 }
1609
1610 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1611 {
1612         GtkCTree *ctree =NULL;
1613         MsgInfo *msginfo;
1614
1615         if (!summaryview)
1616                 return 0;
1617         ctree = GTK_CTREE(summaryview->ctree);
1618         if (!node)
1619                 return 0;
1620         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1621         return msginfo->msgnum;
1622 }
1623
1624 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1625                                            GtkCTreeNode *current_node)
1626 {
1627         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1628         GtkCTreeNode *node;
1629         MsgInfo *msginfo;
1630
1631         if (current_node)
1632                 node = current_node;
1633         else
1634                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1635
1636         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1637                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1638                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1639         }
1640
1641         return node;
1642 }
1643
1644 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1645                                            GtkCTreeNode *current_node)
1646 {
1647         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1648         GtkCTreeNode *node;
1649         MsgInfo *msginfo;
1650
1651         if (current_node)
1652                 node = current_node;
1653         else
1654                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1655
1656         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1657                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1658                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1659         }
1660
1661         return node;
1662 }
1663
1664 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1665                                                    GtkCTreeNode *current_node,
1666                                                    MsgPermFlags flags,
1667                                                    gboolean start_from_prev)
1668 {
1669         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1670         GtkCTreeNode *node;
1671         MsgInfo *msginfo;
1672
1673         if (current_node) {
1674                 if (start_from_prev)
1675                         node = GTK_CTREE_NODE_PREV(current_node);
1676                 else
1677                         node = current_node;
1678         } else
1679                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1680
1681         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1682                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1683                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1684         }
1685
1686         return node;
1687 }
1688
1689 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1690                                                    GtkCTreeNode *current_node,
1691                                                    MsgPermFlags flags,
1692                                                    gboolean start_from_next)
1693 {
1694         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1695         GtkCTreeNode *node;
1696         MsgInfo *msginfo;
1697
1698         if (current_node) {
1699                 if (start_from_next)
1700                         node = gtkut_ctree_node_next(ctree, current_node);
1701                 else
1702                         node = current_node;
1703         } else
1704                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1705
1706         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1707                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1708                 /* Find msg with matching flags but ignore messages with
1709                    ignore flags, if searching for new or unread messages */
1710                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1711                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1712                         break;
1713         }
1714
1715         return node;
1716 }
1717
1718 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1719                                                 guint msgnum)
1720 {
1721         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1722         GtkCTreeNode *node;
1723         MsgInfo *msginfo;
1724
1725         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1726
1727         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1728                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1729                 if (msginfo && msginfo->msgnum == msgnum) break;
1730         }
1731
1732         return node;
1733 }
1734
1735 static guint attract_hash_func(gconstpointer key)
1736 {
1737         gchar *str;
1738         gchar *p;
1739         guint h;
1740
1741         Xstrdup_a(str, (const gchar *)key, return 0);
1742         trim_subject(str);
1743
1744         p = str;
1745         h = *p;
1746
1747         if (h) {
1748                 for (p += 1; *p != '\0'; p++)
1749                         h = (h << 5) - h + *p;
1750         }
1751
1752         return h;
1753 }
1754
1755 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1756 {
1757         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1758 }
1759
1760 void summary_attract_by_subject(SummaryView *summaryview)
1761 {
1762         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1763         GtkCList *clist = GTK_CLIST(ctree);
1764         GtkCTreeNode *src_node;
1765         GtkCTreeNode *dst_node, *sibling;
1766         GtkCTreeNode *tmp;
1767         MsgInfo *src_msginfo, *dst_msginfo;
1768         GHashTable *subject_table;
1769
1770         debug_print("Attracting messages by subject...");
1771         STATUSBAR_PUSH(summaryview->mainwin,
1772                        _("Attracting messages by subject..."));
1773
1774         main_window_cursor_wait(summaryview->mainwin);
1775         gtk_clist_freeze(clist);
1776
1777         subject_table = g_hash_table_new(attract_hash_func,
1778                                          attract_compare_func);
1779
1780         for (src_node = GTK_CTREE_NODE(clist->row_list);
1781              src_node != NULL;
1782              src_node = tmp) {
1783                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1784                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1785                 if (!src_msginfo) continue;
1786                 if (!src_msginfo->subject) continue;
1787
1788                 /* find attracting node */
1789                 dst_node = g_hash_table_lookup(subject_table,
1790                                                src_msginfo->subject);
1791
1792                 if (dst_node) {
1793                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1794
1795                         /* if the time difference is more than 20 days,
1796                            don't attract */
1797                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1798                             > 60 * 60 * 24 * 20)
1799                                 continue;
1800
1801                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1802                         if (src_node != sibling)
1803                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1804                 }
1805
1806                 g_hash_table_insert(subject_table,
1807                                     src_msginfo->subject, src_node);
1808         }
1809
1810         g_hash_table_destroy(subject_table);
1811
1812         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1813
1814         gtk_clist_thaw(clist);
1815
1816         debug_print("done.\n");
1817         STATUSBAR_POP(summaryview->mainwin);
1818
1819         main_window_cursor_normal(summaryview->mainwin);
1820 }
1821
1822 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1823                                       gpointer data)
1824 {
1825         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1826
1827         if (msginfo)
1828                 procmsg_msginfo_free(msginfo);
1829 }
1830
1831 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1832                                    gpointer data)
1833 {
1834         SummaryView *summaryview = data;
1835         MsgInfo *msginfo;
1836
1837         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1838
1839         if (msginfo->folder && msginfo->folder->folder &&
1840             msginfo->folder->folder->klass->type == F_NEWS)
1841                 news_flag_crosspost(msginfo);
1842
1843         if (MSG_IS_DELETED(msginfo->flags))
1844                 summaryview->deleted++;
1845
1846         summaryview->total_size += msginfo->size;
1847
1848         summary_set_row_marks(summaryview, node);
1849 }
1850
1851 static void summary_update_status(SummaryView *summaryview)
1852 {
1853         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1854         GtkCTreeNode *node;
1855         MsgInfo *msginfo;
1856
1857         summaryview->total_size =
1858         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1859
1860         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1861              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1862                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1863
1864                 if (MSG_IS_DELETED(msginfo->flags))
1865                         summaryview->deleted++;
1866                 if (MSG_IS_MOVE(msginfo->flags))
1867                         summaryview->moved++;
1868                 if (MSG_IS_COPY(msginfo->flags))
1869                         summaryview->copied++;
1870                 summaryview->total_size += msginfo->size;
1871         }
1872 }
1873
1874 static void summary_status_show(SummaryView *summaryview)
1875 {
1876         gchar *str;
1877         gchar *del, *mv, *cp;
1878         gchar *sel;
1879         gchar *spc;
1880         gchar *itstr;
1881         GList *rowlist, *cur;
1882         guint n_selected = 0;
1883         off_t sel_size = 0;
1884         MsgInfo *msginfo;
1885         gchar *name;
1886
1887         if (!summaryview->folder_item) {
1888                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1889                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1890                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1891                 return;
1892         }
1893
1894         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1895         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1896                 msginfo = gtk_ctree_node_get_row_data
1897                         (GTK_CTREE(summaryview->ctree),
1898                          GTK_CTREE_NODE(cur->data));
1899                 if (!msginfo)
1900                         g_warning("summary_status_show(): msginfo == NULL\n");
1901                 else {
1902                         sel_size += msginfo->size;
1903                         n_selected++;
1904                 }
1905         }
1906
1907         name = folder_item_get_name(summaryview->folder_item);
1908         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1909         g_free(name);
1910
1911         if (summaryview->deleted)
1912                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1913         else
1914                 del = g_strdup("");
1915         if (summaryview->moved)
1916                 mv = g_strdup_printf(_("%s%d moved"),
1917                                      summaryview->deleted ? _(", ") : "",
1918                                      summaryview->moved);
1919         else
1920                 mv = g_strdup("");
1921         if (summaryview->copied)
1922                 cp = g_strdup_printf(_("%s%d copied"),
1923                                      summaryview->deleted ||
1924                                      summaryview->moved ? _(", ") : "",
1925                                      summaryview->copied);
1926         else
1927                 cp = g_strdup("");
1928
1929         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1930                 spc = "    ";
1931         else
1932                 spc = "";
1933
1934         if (n_selected) {
1935                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1936                 if (n_selected == 1)
1937                         itstr = g_strdup(_(" item selected"));
1938                 else
1939                         itstr = g_strdup(_(" items selected"));
1940         } else {
1941                 sel = g_strdup("");
1942                 itstr = g_strdup("");
1943         }
1944
1945         str = g_strconcat(n_selected ? itos(n_selected) : "",
1946                                         itstr, sel, spc, del, mv, cp, NULL);
1947         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1948         g_free(str);
1949         g_free(sel);
1950         g_free(del);
1951         g_free(mv);
1952         g_free(cp);
1953         g_free(itstr);
1954
1955         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1956
1957                                       summaryview->folder_item->new_msgs,
1958                                       summaryview->folder_item->unread_msgs,
1959                                       summaryview->folder_item->total_msgs,
1960                                       to_human_readable(summaryview->total_size));
1961         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1962         g_free(str);
1963 }
1964
1965 static void summary_set_column_titles(SummaryView *summaryview)
1966 {
1967         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1968         GtkWidget *hbox;
1969         GtkWidget *label;
1970         GtkWidget *arrow;
1971         gint pos;
1972         const gchar *title;
1973         SummaryColumnType type;
1974         GtkJustification justify;
1975
1976         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1977                 SORT_BY_MARK,
1978                 SORT_BY_STATUS,
1979                 SORT_BY_MIME,
1980                 SORT_BY_SUBJECT,
1981                 SORT_BY_FROM,
1982                 SORT_BY_TO,
1983                 SORT_BY_DATE,
1984                 SORT_BY_SIZE,
1985                 SORT_BY_NUMBER,
1986                 SORT_BY_SCORE,
1987                 SORT_BY_LOCKED
1988         };
1989
1990         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1991                 type = summaryview->col_state[pos].type;
1992
1993                 /* CLAWS: mime and unread are single char headers */
1994                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1995                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1996
1997                 switch (type) {
1998                 case S_COL_SUBJECT:
1999                 case S_COL_FROM:
2000                 case S_COL_TO:
2001                 case S_COL_DATE:
2002                 case S_COL_NUMBER:
2003                         if (prefs_common.trans_hdr)
2004                                 title = gettext(col_label[type]);
2005                         else
2006                                 title = col_label[type];
2007                         break;
2008                 default:
2009                         title = gettext(col_label[type]);
2010                 }
2011
2012                 if (type == S_COL_MIME) {
2013                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2014                         gtk_widget_show(label);
2015                         gtk_clist_set_column_widget(clist, pos, label);
2016                         continue;
2017                 } else if (type == S_COL_MARK) {
2018                         label = gtk_image_new_from_pixmap(markxpm, markxpmmask);
2019                         gtk_widget_show(label);
2020                         gtk_clist_set_column_widget(clist, pos, label);
2021                         continue;
2022                 } else if (type == S_COL_LOCKED) {
2023                         label = gtk_image_new_from_pixmap(lockedxpm, lockedxpmmask);
2024                         gtk_widget_show(label);
2025                         gtk_clist_set_column_widget(clist, pos, label);
2026                         continue;
2027                 } else if (type == S_COL_STATUS) {
2028                         gtk_clist_set_column_title(clist, pos, title);
2029                         continue;
2030                 }
2031
2032                 hbox  = gtk_hbox_new(FALSE, 4);
2033                 label = gtk_label_new(title);
2034
2035                 if (justify == GTK_JUSTIFY_RIGHT)
2036                         gtk_box_pack_end(GTK_BOX(hbox), label,
2037                                          FALSE, FALSE, 0);
2038                 else
2039                         gtk_box_pack_start(GTK_BOX(hbox), label,
2040                                            FALSE, FALSE, 0);
2041
2042                 if (summaryview->sort_key == sort_by[type]) {
2043                         arrow = gtk_arrow_new
2044                                 (summaryview->sort_type == SORT_ASCENDING
2045                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2046                                  GTK_SHADOW_IN);
2047                         if (justify == GTK_JUSTIFY_RIGHT)
2048                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2049                                                    FALSE, FALSE, 0);
2050                         else
2051                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2052                                                  FALSE, FALSE, 0);
2053                 }
2054
2055                 gtk_widget_show_all(hbox);
2056                 gtk_clist_set_column_widget(clist, pos, hbox);
2057         }
2058 }
2059
2060 void summary_reflect_prefs(void)
2061 {
2062         static gchar *last_font = NULL;
2063         gboolean update_font = TRUE;
2064         SummaryView *summaryview = NULL;
2065
2066         if (!mainwindow_get_mainwindow())
2067                 return;
2068         summaryview = mainwindow_get_mainwindow()->summaryview;
2069
2070         if (last_font && !strcmp(last_font, NORMAL_FONT))
2071                 update_font = FALSE;
2072
2073         if (last_font)
2074                 g_free(last_font);
2075
2076         last_font = g_strdup(NORMAL_FONT);
2077
2078         if (update_font) {
2079                 bold_style = bold_marked_style = bold_deleted_style =
2080                         small_style = small_marked_style = small_deleted_style = NULL;
2081                 summary_set_fonts(summaryview);
2082         }
2083
2084         summary_set_column_titles(summaryview);
2085         summary_show(summaryview, summaryview->folder_item);
2086 }
2087
2088 void summary_sort(SummaryView *summaryview,
2089                   FolderSortKey sort_key, FolderSortType sort_type)
2090 {
2091         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2092         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2093         GtkCListCompareFunc cmp_func = NULL;
2094         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2095                                        G_CALLBACK(summary_tree_expanded), summaryview);
2096         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2097
2098         switch (sort_key) {
2099         case SORT_BY_MARK:
2100                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2101                 break;
2102         case SORT_BY_STATUS:
2103                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2104                 break;
2105         case SORT_BY_MIME:
2106                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2107                 break;
2108         case SORT_BY_NUMBER:
2109                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2110                 break;
2111         case SORT_BY_SIZE:
2112                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2113                 break;
2114         case SORT_BY_DATE:
2115                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2116                 break;
2117         case SORT_BY_FROM:
2118                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2119                 break;
2120         case SORT_BY_SUBJECT:
2121                 if (summaryview->simplify_subject_preg)
2122                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2123                 else
2124                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2125                 break;
2126         case SORT_BY_SCORE:
2127                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2128                 break;
2129         case SORT_BY_LABEL:
2130                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2131                 break;
2132         case SORT_BY_TO:
2133                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2134                 break;
2135         case SORT_BY_LOCKED:
2136                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2137                 break;
2138         case SORT_BY_NONE:
2139                 break;
2140         default:
2141                 goto unlock;
2142         }
2143
2144         summaryview->sort_key = sort_key;
2145         summaryview->sort_type = sort_type;
2146
2147         summary_set_column_titles(summaryview);
2148         summary_set_menu_sensitive(summaryview);
2149
2150         /* allow fallback to don't sort */
2151         if (summaryview->sort_key == SORT_BY_NONE)
2152                 goto unlock;
2153
2154         if (cmp_func != NULL) {
2155                 debug_print("Sorting summary...");
2156                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2157
2158                 main_window_cursor_wait(summaryview->mainwin);
2159
2160                 gtk_clist_freeze(clist);
2161                 gtk_clist_set_compare_func(clist, cmp_func);
2162
2163                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2164
2165                 gtk_sctree_sort_recursive(ctree, NULL);
2166
2167                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2168
2169                 main_window_cursor_normal(summaryview->mainwin);
2170                 gtk_clist_thaw(clist);
2171
2172                 debug_print("done.\n");
2173                 STATUSBAR_POP(summaryview->mainwin);
2174         }
2175 unlock:
2176         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2177         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2178                                        G_CALLBACK(summary_tree_expanded), summaryview);
2179 }
2180
2181 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2182                                    GtkCTreeNode *cnode, gpointer data)
2183 {
2184         SummaryView *summaryview = (SummaryView *)data;
2185         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2186         gchar *text[N_SUMMARY_COLS];
2187         gint *col_pos = summaryview->col_pos;
2188         const gchar *msgid = msginfo->msgid;
2189         GHashTable *msgid_table = summaryview->msgid_table;
2190
2191         summary_set_header(summaryview, text, msginfo);
2192
2193         gtk_sctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2194                                 NULL, NULL, NULL, NULL, FALSE,
2195                                 gnode->parent->parent ? TRUE : FALSE);
2196 #define SET_TEXT(col) \
2197         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2198                                 text[col_pos[col]])
2199
2200         SET_TEXT(S_COL_NUMBER);
2201         SET_TEXT(S_COL_SCORE);
2202         SET_TEXT(S_COL_SIZE);
2203         SET_TEXT(S_COL_DATE);
2204         SET_TEXT(S_COL_FROM);
2205         SET_TEXT(S_COL_TO);
2206         /* SET_TEXT(S_COL_SUBJECT);  already set by node info */
2207
2208 #undef SET_TEXT
2209
2210         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2211         summary_set_marks_func(ctree, cnode, summaryview);
2212
2213         if (msgid && msgid[0] != '\0')
2214                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2215
2216         return TRUE;
2217 }
2218
2219 static void summary_set_ctree_from_list(SummaryView *summaryview,
2220                                         GSList *mlist)
2221 {
2222         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2223         MsgInfo *msginfo;
2224         GtkCTreeNode *node = NULL;
2225         GHashTable *msgid_table;
2226         GHashTable *subject_table;
2227         GSList * cur;
2228         START_TIMING("summary_set_ctree_from_list");
2229
2230         if (!mlist) return;
2231
2232         debug_print("\tSetting summary from message data...");
2233         STATUSBAR_PUSH(summaryview->mainwin,
2234                        _("Setting summary from message data..."));
2235         gdk_flush();
2236
2237         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2238                                        G_CALLBACK(summary_tree_expanded), summaryview);
2239
2240         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2241         summaryview->msgid_table = msgid_table;
2242         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2243         summaryview->subject_table = subject_table;
2244
2245         if (prefs_common.use_addr_book)
2246                 start_address_completion();
2247
2248         if (summaryview->threaded) {
2249                 GNode *root, *gnode;
2250
2251                 root = procmsg_get_thread_tree(mlist);
2252
2253                 for (gnode = root->children; gnode != NULL;
2254                      gnode = gnode->next) {
2255                         node = gtk_ctree_insert_gnode
2256                                 (ctree, NULL, node, gnode,
2257                                  summary_insert_gnode_func, summaryview);
2258                 }
2259
2260                 g_node_destroy(root);
2261
2262                 summary_thread_init(summaryview);
2263         } else {
2264                 gchar *text[N_SUMMARY_COLS];
2265                 cur = mlist;
2266                 for (; mlist != NULL; mlist = mlist->next) {
2267                         msginfo = (MsgInfo *)mlist->data;
2268
2269                         summary_set_header(summaryview, text, msginfo);
2270
2271                         node = gtk_sctree_insert_node
2272                                 (ctree, NULL, node, text, 2,
2273                                  NULL, NULL, NULL, NULL,
2274                                  FALSE, FALSE);
2275                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2276                         summary_set_marks_func(ctree, node, summaryview);
2277
2278                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2279                                 g_hash_table_insert(msgid_table,
2280                                                     msginfo->msgid, node);
2281
2282                         subject_table_insert(subject_table,
2283                                              msginfo->subject,
2284                                              node);
2285                 }
2286                 mlist = cur;
2287         }
2288
2289         if (prefs_common.enable_hscrollbar &&
2290             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2291                 gint optimal_width;
2292
2293                 optimal_width = gtk_clist_optimal_column_width
2294                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2295                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2296                                            summaryview->col_pos[S_COL_SUBJECT],
2297                                            optimal_width);
2298         }
2299
2300         if (prefs_common.use_addr_book)
2301                 end_address_completion();
2302
2303         debug_print("done.\n");
2304         STATUSBAR_POP(summaryview->mainwin);
2305         if (debug_get_mode()) {
2306                 debug_print("\tmsgid hash table size = %d\n",
2307                             g_hash_table_size(msgid_table));
2308                 debug_print("\tsubject hash table size = %d\n",
2309                             g_hash_table_size(subject_table));
2310         }
2311
2312         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2313
2314         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2315
2316         if (prefs_common.bold_unread) {
2317                 while (node) {
2318                         GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2319                         if (GTK_CTREE_ROW(node)->children)
2320                                 summary_set_row_marks(summaryview, node);
2321                         node = next;
2322                 }
2323         }
2324
2325         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2326                                        G_CALLBACK(summary_tree_expanded), summaryview);
2327         END_TIMING();
2328 }
2329
2330 static gchar *summary_complete_address(const gchar *addr)
2331 {
2332         gint count;
2333         gchar *res, *tmp, *email_addr;
2334
2335         if (addr == NULL)
2336                 return NULL;
2337
2338         Xstrdup_a(email_addr, addr, return NULL);
2339         extract_address(email_addr);
2340         g_return_val_if_fail(*email_addr, NULL);
2341
2342         /*
2343          * completion stuff must be already initialized
2344          */
2345         res = NULL;
2346         if (1 < (count = complete_address(email_addr))) {
2347                 tmp = get_complete_address(1);
2348                 res = procheader_get_fromname(tmp);
2349                 g_free(tmp);
2350         }
2351
2352         return res;
2353 }
2354
2355 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2356                                MsgInfo *msginfo)
2357 {
2358         static gchar date_modified[80];
2359         static gchar col_score[11];
2360         static gchar buf[BUFFSIZE];
2361         gint *col_pos = summaryview->col_pos;
2362         gchar *from_text = NULL, *to_text = NULL;
2363         gboolean should_swap = FALSE;
2364
2365         text[col_pos[S_COL_FROM]]   = "";
2366         text[col_pos[S_COL_TO]]     = "";
2367         text[col_pos[S_COL_SUBJECT]]= "";
2368         text[col_pos[S_COL_MARK]]   = "";
2369         text[col_pos[S_COL_STATUS]] = "";
2370         text[col_pos[S_COL_MIME]]   = "";
2371         text[col_pos[S_COL_LOCKED]] = "";
2372         text[col_pos[S_COL_DATE]]   = "";
2373         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2374         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2375         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2376
2377         if (msginfo->date_t) {
2378                 procheader_date_get_localtime(date_modified,
2379                                               sizeof(date_modified),
2380                                               msginfo->date_t);
2381                 text[col_pos[S_COL_DATE]] = date_modified;
2382         } else if (msginfo->date)
2383                 text[col_pos[S_COL_DATE]] = msginfo->date;
2384         else
2385                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2386
2387         if (prefs_common.swap_from && msginfo->from && msginfo->to) {
2388                 gchar *addr = NULL;
2389
2390                 addr = g_strdup(msginfo->from);
2391
2392                 if (addr) {
2393                         extract_address(addr);
2394                         if (account_find_from_address(addr)) {
2395                                 should_swap = TRUE;
2396                         }
2397                         g_free(addr);
2398                 }
2399         }
2400
2401         if (!prefs_common.use_addr_book) {
2402                 from_text = msginfo->fromname ?
2403                                 msginfo->fromname :
2404                                 _("(No From)");
2405         } else {
2406                 gchar *tmp = summary_complete_address(msginfo->from);
2407                 from_text = tmp ? tmp : (msginfo->fromname ?
2408                                          msginfo->fromname:
2409                                                 _("(No From)"));
2410         }
2411
2412         to_text = msginfo->to ? msginfo->to :
2413                    (msginfo->cc ? msginfo->cc :
2414                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2415                      )
2416                    );
2417
2418         if (!should_swap) {
2419                 text[col_pos[S_COL_FROM]] = from_text;
2420                 text[col_pos[S_COL_TO]] = to_text;
2421         } else {
2422                 gchar *tmp = NULL;
2423                 tmp = g_strconcat("-->", to_text, NULL);
2424                 text[col_pos[S_COL_FROM]] = tmp;
2425                 tmp = g_strconcat("<--", from_text, NULL);
2426                 text[col_pos[S_COL_TO]] = tmp;
2427         }
2428
2429         if (summaryview->simplify_subject_preg != NULL)
2430                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2431                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2432                                         summaryview->simplify_subject_preg) :
2433                         _("(No Subject)");
2434         else
2435                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2436                         _("(No Subject)");
2437 }
2438
2439 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2440 {
2441         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2442 }
2443
2444 static gboolean defer_change(gpointer data);
2445 typedef struct _ChangeData {
2446         MsgInfo *info;
2447         gint op; /* 0, 1, 2 for unset, set, change */
2448         MsgPermFlags set_flags;
2449         MsgTmpFlags  set_tmp_flags;
2450         MsgPermFlags unset_flags;
2451         MsgTmpFlags  unset_tmp_flags;
2452 } ChangeData;
2453
2454 static void summary_msginfo_unset_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2455 {
2456         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2457                 debug_print("flags: doing unset now\n");
2458                 procmsg_msginfo_unset_flags(msginfo, flags, tmp_flags);
2459         } else {
2460                 ChangeData *unset_data = g_new0(ChangeData, 1);
2461                 unset_data->info = msginfo;
2462                 unset_data->op = 0;
2463                 unset_data->unset_flags = flags;
2464                 unset_data->unset_tmp_flags = tmp_flags;
2465                 debug_print("flags: deferring unset\n");
2466                 g_timeout_add(100, defer_change, unset_data);
2467         }
2468 }
2469
2470 static void summary_msginfo_set_flags(MsgInfo *msginfo, MsgPermFlags flags, MsgTmpFlags tmp_flags)
2471 {
2472         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2473                 debug_print("flags: doing set now\n");
2474                 procmsg_msginfo_set_flags(msginfo, flags, tmp_flags);
2475         } else {
2476                 ChangeData *set_data = g_new0(ChangeData, 1);
2477                 set_data->info = msginfo;
2478                 set_data->op = 1;
2479                 set_data->set_flags = flags;
2480                 set_data->set_tmp_flags = tmp_flags;
2481                 debug_print("flags: deferring set\n");
2482                 g_timeout_add(100, defer_change, set_data);
2483         }
2484 }
2485
2486 static void summary_msginfo_change_flags(MsgInfo *msginfo,
2487                 MsgPermFlags add_flags, MsgTmpFlags add_tmp_flags,
2488                 MsgPermFlags rem_flags, MsgTmpFlags rem_tmp_flags)
2489 {
2490         if (!msginfo->folder || !msginfo->folder->processing_pending) {
2491                 debug_print("flags: doing change now\n");
2492                 procmsg_msginfo_change_flags(msginfo, add_flags, add_tmp_flags,
2493                         rem_flags, rem_tmp_flags);
2494         } else {
2495                 ChangeData *change_data = g_new0(ChangeData, 1);
2496                 change_data->info = msginfo;
2497                 change_data->op = 2;
2498                 change_data->set_flags = add_flags;
2499                 change_data->set_tmp_flags = add_tmp_flags;
2500                 change_data->unset_flags = rem_flags;
2501                 change_data->unset_tmp_flags = rem_tmp_flags;
2502                 debug_print("flags: deferring change\n");
2503                 g_timeout_add(100, defer_change, change_data);
2504         }
2505 }
2506
2507 gboolean defer_change(gpointer data)
2508 {
2509         ChangeData *chg = (ChangeData *)data;
2510         if (chg->info->folder && chg->info->folder->processing_pending) {
2511                 debug_print("flags: trying later\n");
2512                 return TRUE; /* try again */
2513         } else {
2514                 debug_print("flags: finally doing it\n");
2515                 switch(chg->op) {
2516                 case 0:
2517                         procmsg_msginfo_unset_flags(chg->info, chg->unset_flags, chg->unset_tmp_flags);
2518                         break;
2519                 case 1:
2520                         procmsg_msginfo_set_flags(chg->info, chg->set_flags, chg->set_tmp_flags);
2521                         break;
2522                 case 2:
2523                         procmsg_msginfo_change_flags(chg->info, chg->set_flags, chg->set_tmp_flags,
2524                                 chg->unset_flags, chg->unset_tmp_flags);
2525                         break;
2526                 default:
2527                         g_warning("shouldn't happen\n");
2528                 }
2529                 g_free(chg);
2530         }
2531         return FALSE;
2532 }
2533
2534 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2535                                       GtkCTreeNode *row)
2536 {
2537         g_return_if_fail(summaryview != NULL);
2538         g_return_if_fail(msginfo != NULL);
2539         g_return_if_fail(row != NULL);
2540
2541         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2542                 summary_msginfo_unset_flags
2543                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2544                 summary_set_row_marks(summaryview, row);
2545                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2546                 summary_status_show(summaryview);
2547         }
2548 }
2549
2550 typedef struct  {
2551         MsgInfo *msginfo;
2552         SummaryView *summaryview;
2553         GtkCTreeNode *row;
2554 } MarkAsReadData;
2555
2556 static int msginfo_mark_as_read_timeout(void *data)
2557 {
2558         MarkAsReadData *mdata = (MarkAsReadData *)data;
2559         if (!mdata)
2560                 return FALSE;
2561
2562         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2563                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2564                                      mdata->row);
2565
2566         g_free(mdata);
2567
2568         return FALSE;
2569 }
2570
2571 static void summary_display_msg_full(SummaryView *summaryview,
2572                                      GtkCTreeNode *row,
2573                                      gboolean new_window, gboolean all_headers)
2574 {
2575         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2576         MsgInfo *msginfo;
2577         gint val;
2578
2579         if (!new_window) {
2580                 if (summaryview->displayed == row)
2581                         return;
2582                 else
2583                         summaryview->messageview->filtered = FALSE;
2584         }
2585
2586         g_return_if_fail(row != NULL);
2587
2588         if (summary_is_locked(summaryview)) return;
2589         summary_lock(summaryview);
2590
2591         STATUSBAR_POP(summaryview->mainwin);
2592         GTK_EVENTS_FLUSH();
2593
2594         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2595
2596         if (new_window) {
2597                 MessageView *msgview;
2598
2599                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2600                 val = messageview_show(msgview, msginfo, all_headers);
2601         } else {
2602                 MessageView *msgview;
2603
2604                 msgview = summaryview->messageview;
2605
2606                 summaryview->displayed = row;
2607                 if (!messageview_is_visible(msgview)) {
2608                         main_window_toggle_message_view(summaryview->mainwin);
2609                         GTK_EVENTS_FLUSH();
2610                 }
2611                 val = messageview_show(msgview, msginfo, all_headers);
2612                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2613                         gtk_widget_grab_focus(summaryview->ctree);
2614                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2615         }
2616
2617         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2618                 if (prefs_common.mark_as_read_delay) {
2619                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2620                         data->summaryview = summaryview;
2621                         data->msginfo = msginfo;
2622                         data->row = row;
2623                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2624                                 msginfo_mark_as_read_timeout, data);
2625                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2626                         msginfo_mark_as_read(summaryview, msginfo, row);
2627                 }
2628         }
2629
2630         summary_set_menu_sensitive(summaryview);
2631         toolbar_main_set_sensitive(summaryview->mainwin);
2632         messageview_set_menu_sensitive(summaryview->messageview);
2633
2634         summary_unlock(summaryview);
2635 }
2636
2637 void summary_display_msg_selected(SummaryView *summaryview,
2638                                   gboolean all_headers)
2639 {
2640         if (summary_is_locked(summaryview)) return;
2641         summaryview->displayed = NULL;
2642         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2643                                  all_headers);
2644 }
2645
2646 void summary_redisplay_msg(SummaryView *summaryview)
2647 {
2648         GtkCTreeNode *node;
2649
2650         if (summaryview->displayed) {
2651                 node = summaryview->displayed;
2652                 summaryview->displayed = NULL;
2653                 summary_display_msg(summaryview, node);
2654         }
2655 }
2656
2657 void summary_open_msg(SummaryView *summaryview)
2658 {
2659         if (!summaryview->selected) return;
2660
2661         /* CLAWS: if separate message view, don't open a new window
2662          * but rather use the current separated message view */
2663         summary_display_msg_full(summaryview, summaryview->selected,
2664                                  prefs_common.sep_msg ? FALSE : TRUE,
2665                                  FALSE);
2666 }
2667
2668 void summary_view_source(SummaryView * summaryview)
2669 {
2670         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2671         MsgInfo *msginfo;
2672         SourceWindow *srcwin;
2673
2674         if (!summaryview->selected) return;
2675
2676         srcwin = source_window_create();
2677         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2678         source_window_show_msg(srcwin, msginfo);
2679         source_window_show(srcwin);
2680 }
2681
2682 void summary_reedit(SummaryView *summaryview)
2683 {
2684         MsgInfo *msginfo;
2685
2686         if (!summaryview->selected) return;
2687         if (!summaryview->folder_item) return;
2688         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2689         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2690         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2691                 return;
2692
2693         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2694                                               summaryview->selected);
2695         if (!msginfo) return;
2696
2697         compose_reedit(msginfo);
2698 }
2699
2700 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2701 {
2702         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2703         GtkCTreeNode *node;
2704
2705         if (summary_is_locked(summaryview)) return FALSE;
2706         if (type == GTK_SCROLL_STEP_FORWARD) {
2707                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2708                 if (node)
2709                         gtkut_ctree_expand_parent_all(ctree, node);
2710                 else
2711                         return FALSE;
2712         } else {
2713                 if (summaryview->selected) {
2714                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2715                         if (!node) return FALSE;
2716                 }
2717         }
2718
2719         if (messageview_is_visible(summaryview->messageview))
2720                 summaryview->display_msg = TRUE;
2721
2722         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2723
2724         if (GTK_CLIST(ctree)->selection)
2725                 gtk_sctree_set_anchor_row
2726                         (GTK_SCTREE(ctree),
2727                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2728
2729         return TRUE;
2730 }
2731
2732 void summary_toggle_view(SummaryView *summaryview)
2733 {
2734         if (!messageview_is_visible(summaryview->messageview) &&
2735             summaryview->selected)
2736                 summary_display_msg(summaryview,
2737                                     summaryview->selected);
2738         else
2739                 main_window_toggle_message_view(summaryview->mainwin);
2740 }
2741
2742 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2743                                                 GtkCTreeNode *node)
2744 {
2745         MsgInfo *msginfo;
2746
2747         if (node) {
2748                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2749                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2750                         return TRUE;
2751                 node = GTK_CTREE_ROW(node)->children;
2752         } else
2753                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2754
2755         while (node) {
2756                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2757                         return TRUE;
2758                 node = GTK_CTREE_ROW(node)->sibling;
2759         }
2760
2761         return FALSE;
2762 }
2763
2764 static gboolean summary_have_unread_children(SummaryView *summaryview,
2765                                              GtkCTreeNode *node)
2766 {
2767         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2768
2769         if (!node) return FALSE;
2770
2771         node = GTK_CTREE_ROW(node)->children;
2772
2773         while (node) {
2774                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2775                         return TRUE;
2776                 node = GTK_CTREE_ROW(node)->sibling;
2777         }
2778         return FALSE;
2779 }
2780
2781 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2782 {
2783         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2784         GtkStyle *style = NULL;
2785         MsgInfo *msginfo;
2786         MsgFlags flags;
2787         gint *col_pos = summaryview->col_pos;
2788
2789         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2790         if (!msginfo) return;
2791
2792         flags = msginfo->flags;
2793
2794         gtk_ctree_node_set_foreground(ctree, row, NULL);
2795
2796         /* set new/unread column */
2797         if (MSG_IS_IGNORE_THREAD(flags)) {
2798                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2799                                           ignorethreadxpm, ignorethreadxpmmask);
2800         } else if (MSG_IS_NEW(flags)) {
2801                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2802                                           newxpm, newxpmmask);
2803         } else if (MSG_IS_UNREAD(flags)) {
2804                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2805                                           unreadxpm, unreadxpmmask);
2806         } else if (MSG_IS_REPLIED(flags)) {
2807                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2808                                           repliedxpm, repliedxpmmask);
2809         } else if (MSG_IS_FORWARDED(flags)) {
2810                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2811                                           forwardedxpm, forwardedxpmmask);
2812         } else {
2813                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2814                                         "");
2815         }
2816
2817         if (prefs_common.bold_unread &&
2818             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2819              (!GTK_CTREE_ROW(row)->expanded &&
2820               GTK_CTREE_ROW(row)->children &&
2821               summary_have_unread_children(summaryview, row))))
2822                 style = bold_style;
2823
2824         /* set mark column */
2825         if (MSG_IS_DELETED(flags)) {
2826                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2827                                           deletedxpm, deletedxpmmask);
2828                 if (style)
2829                         style = bold_deleted_style;
2830                 else {
2831                         style = small_deleted_style;
2832                 }
2833                         gtk_ctree_node_set_foreground
2834                                 (ctree, row, &summaryview->color_dim);
2835         } else if (MSG_IS_MARKED(flags)) {
2836                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2837                                           markxpm, markxpmmask);
2838         } else if (MSG_IS_MOVE(flags)) {
2839                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2840                 if (style)
2841                         style = bold_marked_style;
2842                 else {
2843                         style = small_marked_style;
2844                 }
2845                         gtk_ctree_node_set_foreground
2846                                 (ctree, row, &summaryview->color_marked);
2847         } else if (MSG_IS_COPY(flags)) {
2848                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2849                 if (style)
2850                         style = bold_marked_style;
2851                 else {
2852                         style = small_marked_style;
2853                 }
2854                         gtk_ctree_node_set_foreground
2855                                 (ctree, row, &summaryview->color_marked);
2856 #if 0
2857         } else if ((global_scoring ||
2858                   summaryview->folder_item->prefs->scoring) &&
2859                  (msginfo->score >= summaryview->important_score) &&
2860                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2861                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2862                 gtk_ctree_node_set_foreground(ctree, row,
2863                                               &summaryview->color_important);
2864 #endif
2865         } else {
2866                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "");
2867         }
2868
2869         if (MSG_IS_LOCKED(flags)) {
2870                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2871                                           lockedxpm, lockedxpmmask);
2872         }
2873         else {
2874                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], "");
2875         }
2876
2877         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2878                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2879                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2880         } else if (MSG_IS_SIGNED(flags)) {
2881                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2882                                           gpgsignedxpm, gpgsignedxpmmask);
2883         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2884                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2885                                           clipkeyxpm, clipkeyxpmmask);
2886         } else if (MSG_IS_ENCRYPTED(flags)) {
2887                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2888                                           keyxpm, keyxpmmask);
2889         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2890                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2891                                           clipxpm, clipxpmmask);
2892         } else {
2893                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], "");
2894         }
2895         if (!style)
2896                 style = small_style;
2897
2898         gtk_ctree_node_set_row_style(ctree, row, style);
2899
2900         if (MSG_GET_COLORLABEL(flags))
2901                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2902 }
2903
2904 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2905 {
2906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2907         MsgInfo *msginfo;
2908
2909         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2910         if (MSG_IS_DELETED(msginfo->flags))
2911                 summaryview->deleted--;
2912         if (MSG_IS_MOVE(msginfo->flags))
2913                 summaryview->moved--;
2914         if (MSG_IS_COPY(msginfo->flags))
2915                 summaryview->copied--;
2916
2917         procmsg_msginfo_set_to_folder(msginfo, NULL);
2918         summary_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2919         summary_set_row_marks(summaryview, row);
2920         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2921 }
2922
2923 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2924 {
2925         gboolean changed = FALSE;
2926         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2927         MsgInfo *msginfo;
2928
2929         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2930         if (MSG_IS_DELETED(msginfo->flags))
2931                 summaryview->deleted--;
2932         if (MSG_IS_MOVE(msginfo->flags)) {
2933                 summaryview->moved--;
2934                 changed = TRUE;
2935         }
2936         if (MSG_IS_COPY(msginfo->flags)) {
2937                 summaryview->copied--;
2938                 changed = TRUE;
2939         }
2940         procmsg_msginfo_set_to_folder(msginfo, NULL);
2941         summary_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2942
2943         summary_set_row_marks(summaryview, row);
2944         debug_print("Message %d is locked\n", msginfo->msgnum);
2945 }
2946
2947 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2948 {
2949         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2950         MsgInfo *msginfo;
2951
2952         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2953         if (!MSG_IS_LOCKED(msginfo->flags))
2954                 return;
2955         procmsg_msginfo_set_to_folder(msginfo, NULL);
2956         summary_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2957         summary_set_row_marks(summaryview, row);
2958         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2959 }
2960
2961 void summary_mark(SummaryView *summaryview)
2962 {
2963         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2964         GList *cur;
2965
2966         START_LONG_OPERATION(summaryview);
2967         folder_item_set_batch(summaryview->folder_item, TRUE);
2968         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2969                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2970         folder_item_set_batch(summaryview->folder_item, FALSE);
2971         END_LONG_OPERATION(summaryview);
2972
2973         summary_status_show(summaryview);
2974 }
2975
2976 static void summary_mark_row_as_read(SummaryView *summaryview,
2977                                      GtkCTreeNode *row)
2978 {
2979         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2980         MsgInfo *msginfo;
2981
2982         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2983
2984         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2985                 return;
2986
2987         summary_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2988         summary_set_row_marks(summaryview, row);
2989         debug_print("Message %d is marked as read\n",
2990                 msginfo->msgnum);
2991 }
2992
2993 void summary_mark_as_read(SummaryView *summaryview)
2994 {
2995         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2996         GList *cur;
2997
2998         START_LONG_OPERATION(summaryview);
2999         folder_item_set_batch(summaryview->folder_item, TRUE);
3000         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3001                 summary_mark_row_as_read(summaryview,
3002                                          GTK_CTREE_NODE(cur->data));
3003         folder_item_set_batch(summaryview->folder_item, FALSE);
3004         END_LONG_OPERATION(summaryview);
3005
3006         summary_status_show(summaryview);
3007 }
3008
3009 void summary_msgs_lock(SummaryView *summaryview)
3010 {
3011         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3012         GList *cur;
3013
3014         START_LONG_OPERATION(summaryview);
3015         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3016                 summary_lock_row(summaryview,
3017                                          GTK_CTREE_NODE(cur->data));
3018         END_LONG_OPERATION(summaryview);
3019
3020         summary_status_show(summaryview);
3021 }
3022
3023 void summary_msgs_unlock(SummaryView *summaryview)
3024 {
3025         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3026         GList *cur;
3027
3028         START_LONG_OPERATION(summaryview);
3029         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3030                 summary_unlock_row(summaryview,
3031                                    GTK_CTREE_NODE(cur->data));
3032         END_LONG_OPERATION(summaryview);
3033
3034         summary_status_show(summaryview);
3035 }
3036
3037 void summary_mark_all_read(SummaryView *summaryview)
3038 {
3039         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3040         GtkCTreeNode *node;
3041
3042         START_LONG_OPERATION(summaryview);
3043         folder_item_set_batch(summaryview->folder_item, TRUE);
3044         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3045              node = gtkut_ctree_node_next(ctree, node))
3046                 summary_mark_row_as_read(summaryview, node);
3047         folder_item_set_batch(summaryview->folder_item, FALSE);
3048         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
3049              node = gtkut_ctree_node_next(ctree, node)) {
3050                 if (!GTK_CTREE_ROW(node)->expanded)
3051                         summary_set_row_marks(summaryview, node);
3052         }
3053         END_LONG_OPERATION(summaryview);
3054
3055         summary_status_show(summaryview);
3056 }
3057
3058 static void summary_mark_row_as_unread(SummaryView *summaryview,
3059                                        GtkCTreeNode *row)
3060 {
3061         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3062         MsgInfo *msginfo;
3063
3064         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3065         if (MSG_IS_DELETED(msginfo->flags)) {
3066                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3067                 summary_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3068                 summaryview->deleted--;
3069         }
3070
3071         summary_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3072         debug_print("Message %d is marked as unread\n",
3073                 msginfo->msgnum);
3074
3075         summary_set_row_marks(summaryview, row);
3076 }
3077
3078 void summary_mark_as_unread(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;
3086                 cur = cur->next)
3087                 summary_mark_row_as_unread(summaryview,
3088                                            GTK_CTREE_NODE(cur->data));
3089         folder_item_set_batch(summaryview->folder_item, FALSE);
3090         END_LONG_OPERATION(summaryview);
3091
3092         summary_status_show(summaryview);
3093 }
3094
3095 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3096 {
3097         GList * cur;
3098         gboolean found;
3099
3100         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3101
3102         case F_NEWS:
3103
3104                 /*
3105                   security : checks if one the accounts correspond to
3106                   the author of the post
3107                 */
3108
3109                 found = FALSE;
3110                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3111                         PrefsAccount * account;
3112                         gchar * from_name;
3113
3114                         account = cur->data;
3115                         if (account->name && *account->name)
3116                                 from_name =
3117                                         g_strdup_printf("%s <%s>",
3118                                                         account->name,
3119                                                         account->address);
3120                         else
3121                                 from_name =
3122                                         g_strdup_printf("%s",
3123                                                         account->address);
3124
3125                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3126                                 g_free(from_name);
3127                                 found = TRUE;
3128                                 break;
3129                         }
3130                         g_free(from_name);
3131                 }
3132
3133                 if (!found) {
3134                         alertpanel_error(_("You're not the author of the article.\n"));
3135                 }
3136
3137                 return found;
3138
3139         default:
3140                 return TRUE;
3141         }
3142 }
3143
3144 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3145 {
3146         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3147         MsgInfo *msginfo;
3148
3149         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3150
3151         if (MSG_IS_LOCKED(msginfo->flags)) return;
3152
3153         if (MSG_IS_DELETED(msginfo->flags)) return;
3154
3155         if (MSG_IS_MOVE(msginfo->flags))
3156                 summaryview->moved--;
3157         if (MSG_IS_COPY(msginfo->flags))
3158                 summaryview->copied--;
3159
3160         procmsg_msginfo_set_to_folder(msginfo, NULL);
3161         summary_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3162         summaryview->deleted++;
3163
3164         if (!prefs_common.immediate_exec &&
3165             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3166                 summary_set_row_marks(summaryview, row);
3167
3168         debug_print("Message %s/%d is set to delete\n",
3169                     msginfo->folder->path, msginfo->msgnum);
3170 }
3171
3172 void summary_cancel(SummaryView *summaryview)
3173 {
3174         MsgInfo * msginfo;
3175         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3176
3177         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3178                                               summaryview->selected);
3179         if (!msginfo) return;
3180
3181         if (!check_permission(summaryview, msginfo))
3182                 return;
3183
3184         news_cancel_article(summaryview->folder_item->folder, msginfo);
3185
3186         if (summary_is_locked(summaryview)) return;
3187
3188         summary_lock(summaryview);
3189
3190         gtk_clist_freeze(clist);
3191
3192         summary_update_status(summaryview);
3193         summary_status_show(summaryview);
3194
3195         gtk_clist_thaw(clist);
3196
3197         summary_unlock(summaryview);
3198 }
3199
3200 void summary_delete(SummaryView *summaryview)
3201 {
3202         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3203         FolderItem *item = summaryview->folder_item;
3204         GList *cur;
3205         GtkCTreeNode *sel_last = NULL;
3206         GtkCTreeNode *node;
3207         AlertValue aval;
3208         MsgInfo *msginfo;
3209
3210         if (!item) return;
3211
3212         if (summary_is_locked(summaryview)) return;
3213
3214         if (!summaryview->folder_item) return;
3215
3216         aval = alertpanel(_("Delete message(s)"),
3217                           _("Do you really want to delete selected message(s)?"),
3218                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3219         if (aval != G_ALERTDEFAULT) return;
3220
3221         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3222              cur = cur->next) {
3223                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3224                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3225                 if (msginfo->total_size != 0 &&
3226                     msginfo->size != (off_t)msginfo->total_size)
3227                         partial_mark_for_delete(msginfo);
3228         }
3229
3230         main_window_cursor_wait(summaryview->mainwin);
3231
3232         /* next code sets current row focus right. We need to find a row
3233          * that is not deleted. */
3234         START_LONG_OPERATION(summaryview);
3235         folder_item_set_batch(summaryview->folder_item, TRUE);
3236         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3237                 sel_last = GTK_CTREE_NODE(cur->data);
3238                 summary_delete_row(summaryview, sel_last);
3239         }
3240         folder_item_set_batch(summaryview->folder_item, FALSE);
3241         END_LONG_OPERATION(summaryview);
3242
3243         node = summary_find_next_msg(summaryview, sel_last);
3244         if (!node)
3245                 node = summary_find_prev_msg(summaryview, sel_last);
3246
3247         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3248
3249         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3250                 summary_execute(summaryview);
3251                 /* after deleting, the anchor may be at an invalid row
3252                  * so reset it to the node we found earlier */
3253                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3254         } else
3255                 summary_status_show(summaryview);
3256
3257
3258         main_window_cursor_normal(summaryview->mainwin);
3259 }
3260
3261 void summary_delete_trash(SummaryView *summaryview)
3262 {
3263         FolderItem *to_folder = NULL;
3264         PrefsAccount *ac;
3265         if (!summaryview->folder_item ||
3266             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3267
3268         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3269                 to_folder = account_get_special_folder(ac, F_TRASH);
3270
3