src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <glib/gi18n.h>
  24 #include <gdk/gdkkeysyms.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkpixmap.h>
  28 #include <gtk/gtkctree.h>
  29 #include <gtk/gtkcontainer.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtktext.h>
  32 #include <gtk/gtkmenu.h>
  33 #include <gtk/gtkmenuitem.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <gtk/gtkvbox.h>
  36 #include <gtk/gtkhbox.h>
  37 #include <gtk/gtkwindow.h>
  38 #include <gtk/gtkstyle.h>
  39 #include <gtk/gtkarrow.h>
  40 #include <gtk/gtkeventbox.h>
  41 #include <gtk/gtkstatusbar.h>
  42 #include <gtk/gtkmenuitem.h>
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <ctype.h>
  48
  49 #include "main.h"
  50 #include "menu.h"
  51 #include "mbox.h"
  52 #include "mainwindow.h"
  53 #include "folderview.h"
  54 #include "summaryview.h"
  55 #include "messageview.h"
  56 #include "foldersel.h"
  57 #include "procmsg.h"
  58 #include "procheader.h"
  59 #include "sourcewindow.h"
  60 #include "prefs_common.h"
  61 #include "prefs_summary_column.h"
  62 #include "prefs_filtering.h"
  63 #include "account.h"
  64 #include "compose.h"
  65 #include "utils.h"
  66 #include "gtkutils.h"
  67 #include "stock_pixmap.h"
  68 #include "filesel.h"
  69 #include "alertpanel.h"
  70 #include "inputdialog.h"
  71 #include "statusbar.h"
  72 #include "folder.h"
  73 #include "colorlabel.h"
  74 #include "inc.h"
  75 #include "imap.h"
  76 #include "addressbook.h"
  77 #include "addr_compl.h"
  78 #include "folder_item_prefs.h"
  79 #include "filtering.h"
  80 #include "string_match.h"
  81 #include "toolbar.h"
  82 #include "news.h"
  83 #include "hooks.h"
  84 #include "description_window.h"
  85 #include "folderutils.h"
  86 #include "quicksearch.h"
  87 #include "partial_download.h"
  88 #include "timing.h"
  89 #include "gedit-print.h"
  90
  91 #define SUMMARY_COL_MARK_WIDTH          10
  92 #define SUMMARY_COL_STATUS_WIDTH        13
  93 #define SUMMARY_COL_LOCKED_WIDTH        13
  94 #define SUMMARY_COL_MIME_WIDTH          11
  95
  96
  97 static GtkStyle *bold_style;
  98 static GtkStyle *bold_marked_style;
  99 static GtkStyle *bold_deleted_style;
 100 static GtkStyle *small_style;
 101 static GtkStyle *small_marked_style;
 102 static GtkStyle *small_deleted_style;
 103
 104 static GdkPixmap *markxpm;
 105 static GdkBitmap *markxpmmask;
 106 static GdkPixmap *deletedxpm;
 107 static GdkBitmap *deletedxpmmask;
 108
 109 static GdkPixmap *newxpm;
 110 static GdkBitmap *newxpmmask;
 111 static GdkPixmap *unreadxpm;
 112 static GdkBitmap *unreadxpmmask;
 113 static GdkPixmap *repliedxpm;
 114 static GdkBitmap *repliedxpmmask;
 115 static GdkPixmap *forwardedxpm;
 116 static GdkBitmap *forwardedxpmmask;
 117 static GdkPixmap *ignorethreadxpm;
 118 static GdkBitmap *ignorethreadxpmmask;
 119 static GdkPixmap *lockedxpm;
 120 static GdkBitmap *lockedxpmmask;
 121
 122 static GdkPixmap *clipxpm;
 123 static GdkBitmap *clipxpmmask;
 124 static GdkPixmap *keyxpm;
 125 static GdkBitmap *keyxpmmask;
 126 static GdkPixmap *clipkeyxpm;
 127 static GdkBitmap *clipkeyxpmmask;
 128 static GdkPixmap *gpgsignedxpm;
 129 static GdkBitmap *gpgsignedxpmmask;
 130 static GdkPixmap *clipgpgsignedxpm;
 131 static GdkBitmap *clipgpgsignedxpmmask;
 132
 133 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 134                                          GtkCTreeNode           *node,
 135                                          gpointer                data);
 136 static void summary_set_marks_func      (GtkCTree               *ctree,
 137                                          GtkCTreeNode           *node,
 138                                          gpointer                data);
 139
 140 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 141
 142 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 143                                              guint action);
 144
 145 static guint summary_get_msgnum         (SummaryView            *summaryview,
 146                                          GtkCTreeNode           *node);
 147
 148 static GtkCTreeNode *summary_find_prev_msg
 149                                         (SummaryView            *summaryview,
 150                                          GtkCTreeNode           *current_node);
 151 static GtkCTreeNode *summary_find_next_msg
 152                                         (SummaryView            *summaryview,
 153                                          GtkCTreeNode           *current_node);
 154
 155 static GtkCTreeNode *summary_find_prev_flagged_msg
 156                                         (SummaryView    *summaryview,
 157                                          GtkCTreeNode   *current_node,
 158                                          MsgPermFlags    flags,
 159                                          gboolean        start_from_prev);
 160 static GtkCTreeNode *summary_find_next_flagged_msg
 161                                         (SummaryView    *summaryview,
 162                                          GtkCTreeNode   *current_node,
 163                                          MsgPermFlags    flags,
 164                                          gboolean        start_from_next);
 165
 166 static GtkCTreeNode *summary_find_msg_by_msgnum
 167                                         (SummaryView            *summaryview,
 168                                          guint                   msgnum);
 169
 170 static void summary_update_status       (SummaryView            *summaryview);
 171
 172 /* display functions */
 173 static void summary_status_show         (SummaryView            *summaryview);
 174 static void summary_set_column_titles   (SummaryView            *summaryview);
 175 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 176                                          GSList                 *mlist);
 177 static void summary_set_header          (SummaryView            *summaryview,
 178                                          gchar                  *text[],
 179                                          MsgInfo                *msginfo);
 180 static void summary_display_msg         (SummaryView            *summaryview,
 181                                          GtkCTreeNode           *row);
 182 static void summary_display_msg_full    (SummaryView            *summaryview,
 183                                          GtkCTreeNode           *row,
 184                                          gboolean                new_window,
 185                                          gboolean                all_headers);
 186 static void summary_set_row_marks       (SummaryView            *summaryview,
 187                                          GtkCTreeNode           *row);
 188
 189 /* message handling */
 190 static void summary_mark_row            (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_lock_row            (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row);
 194 static void summary_unlock_row          (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row);
 196 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200 static void summary_delete_row          (SummaryView            *summaryview,
 201                                          GtkCTreeNode           *row);
 202 static void summary_unmark_row          (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_move_row_to         (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row,
 206                                          FolderItem             *to_folder);
 207 static void summary_copy_row_to         (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row,
 209                                          FolderItem             *to_folder);
 210
 211 static gint summary_execute_move        (SummaryView            *summaryview);
 212 static void summary_execute_move_func   (GtkCTree               *ctree,
 213                                          GtkCTreeNode           *node,
 214                                          gpointer                data);
 215 static void summary_execute_copy        (SummaryView            *summaryview);
 216 static void summary_execute_copy_func   (GtkCTree               *ctree,
 217                                          GtkCTreeNode           *node,
 218                                          gpointer                data);
 219 static void summary_execute_delete      (SummaryView            *summaryview);
 220 static void summary_execute_delete_func (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          gpointer                data);
 223
 224 static void summary_thread_init         (SummaryView            *summaryview);
 225 static void summary_ignore_thread       (SummaryView            *summaryview);
 226 static void summary_unignore_thread     (SummaryView            *summaryview);
 227
 228 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 229 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 230                                                  GtkCTreeNode   *node,
 231                                                  gpointer        data);
 232
 233 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 234                               GSList * mlist);
 235
 236 #if 0
 237 void summary_processing(SummaryView *summaryview, GSList * mlist);
 238 #endif
 239 static void summary_filter_func         (GtkCTree               *ctree,
 240                                          GtkCTreeNode           *node,
 241                                          gpointer                data);
 242
 243 static void summary_colorlabel_menu_item_activate_cb
 244                                           (GtkWidget    *widget,
 245                                            gpointer      data);
 246 static void summary_colorlabel_menu_item_activate_item_cb
 247                                           (GtkMenuItem  *label_menu_item,
 248                                            gpointer      data);
 249 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 250
 251 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 252
 253 /* callback functions */
 254 static gint summary_toggle_pressed      (GtkWidget              *eventbox,
 255                                          GdkEventButton         *event,
 256                                          SummaryView            *summaryview);
 257 static gboolean summary_button_pressed  (GtkWidget              *ctree,
 258                                          GdkEventButton         *event,
 259                                          SummaryView            *summaryview);
 260 static gboolean summary_button_released (GtkWidget              *ctree,
 261                                          GdkEventButton         *event,
 262                                          SummaryView            *summaryview);
 263 static gboolean summary_key_pressed     (GtkWidget              *ctree,
 264                                          GdkEventKey            *event,
 265                                          SummaryView            *summaryview);
 266 static void summary_open_row            (GtkSCTree              *sctree,
 267                                          SummaryView            *summaryview);
 268 static void summary_tree_expanded       (GtkCTree               *ctree,
 269                                          GtkCTreeNode           *node,
 270                                          SummaryView            *summaryview);
 271 static void summary_tree_collapsed      (GtkCTree               *ctree,
 272                                          GtkCTreeNode           *node,
 273                                          SummaryView            *summaryview);
 274 static void summary_selected            (GtkCTree               *ctree,
 275                                          GtkCTreeNode           *row,
 276                                          gint                    column,
 277                                          SummaryView            *summaryview);
 278 static void summary_col_resized         (GtkCList               *clist,
 279                                          gint                    column,
 280                                          gint                    width,
 281                                          SummaryView            *summaryview);
 282 static void summary_reply_cb            (SummaryView            *summaryview,
 283                                          guint                   action,
 284                                          GtkWidget              *widget);
 285 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 286                                          guint                   action,
 287                                          GtkWidget              *widget);
 288
 289 static void summary_add_address_cb      (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_create_filter_cb    (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_create_processing_cb(SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_mark_clicked        (GtkWidget              *button,
 300                                          SummaryView            *summaryview);
 301 static void summary_status_clicked      (GtkWidget              *button,
 302                                          SummaryView            *summaryview);
 303 static void summary_mime_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_num_clicked         (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_score_clicked       (GtkWidget *button,
 308                                          SummaryView *summaryview);
 309 static void summary_size_clicked        (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_date_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_from_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_to_clicked          (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_subject_clicked     (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_locked_clicked      (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_status       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_simplified_subject
 359                                         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_score        (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_label        (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_to           (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_subject      (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList               *clist,
 375                                          gconstpointer           ptr1,
 376                                          gconstpointer           ptr2);
 377
 378 static void news_flag_crosspost         (MsgInfo *msginfo);
 379
 380 static void quicksearch_execute_cb      (QuickSearch    *quicksearch,
 381                                          gpointer        data);
 382 static void tog_searchbar_cb            (GtkWidget      *w,
 383                                          gpointer        data);
 384
 385 static void summary_find_answers        (SummaryView    *summaryview,
 386                                          MsgInfo        *msg);
 387
 388 static gboolean summary_update_msg      (gpointer source, gpointer data);
 389
 390 GtkTargetEntry summary_drag_types[1] =
 391 {
 392         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 393 };
 394
 395 static GtkItemFactoryEntry summary_popup_entries[] =
 396 {
 397         {N_("/_Reply"),                 "<control>R", summary_reply_cb, COMPOSE_REPLY, NULL},
 398         {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
 399         {N_("/Repl_y to/_all"),         "<shift><control>R", summary_reply_cb,  COMPOSE_REPLY_TO_ALL, NULL},
 400         {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 401         {N_("/Repl_y to/mailing _list"),
 402                                         "<control>L", summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
 403         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 404         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 405         {N_("/_Forward"),               "<control><alt>F", summary_reply_cb, COMPOSE_FORWARD, NULL},
 406         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 407         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 408         {N_("/M_ove..."),               "<control>O", summary_move_to,  0, NULL},
 409         {N_("/_Copy..."),               "<shift><control>O", summary_copy_to,   0, NULL},
 410         {N_("/Move to _trash"),         "<control>D", summary_delete_trash,     0, NULL},
 411         {N_("/_Delete..."),             NULL, summary_delete, 0, NULL},
 412         {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
 413         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 414         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 415         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 416         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 417         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 418         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 419         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 420         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 421         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 422         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 423         {N_("/_Mark/Lock"),             NULL, summary_msgs_lock, 0, NULL},
 424         {N_("/_Mark/Unlock"),           NULL, summary_msgs_unlock, 0, NULL},
 425         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 426
 427         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 428         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 429         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 430         {N_("/Add sender to address boo_k"),
 431                                         NULL, summary_add_address_cb, 0, NULL},
 432         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 433         {N_("/Create f_ilter rule/_Automatically"),
 434                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 435         {N_("/Create f_ilter rule/by _From"),
 436                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 437         {N_("/Create f_ilter rule/by _To"),
 438                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 439         {N_("/Create f_ilter rule/by _Subject"),
 440                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 441         {N_("/Create processing rule"), NULL, NULL,             0, "<Branch>"},
 442         {N_("/Create processing rule/_Automatically"),
 443                                         NULL, summary_create_processing_cb, FILTER_BY_AUTO, NULL},
 444         {N_("/Create processing rule/by _From"),
 445                                         NULL, summary_create_processing_cb, FILTER_BY_FROM, NULL},
 446         {N_("/Create processing rule/by _To"),
 447                                         NULL, summary_create_processing_cb, FILTER_BY_TO, NULL},
 448         {N_("/Create processing rule/by _Subject"),
 449                                         NULL, summary_create_processing_cb, FILTER_BY_SUBJECT, NULL},
 450         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 451         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 452         {N_("/_View/Open in new _window"),
 453                                         "<control><alt>N", summary_open_msg,    0, NULL},
 454         {N_("/_View/_Source"),          "<control>U", summary_view_source, 0, NULL},
 455         {N_("/_View/All _header"),      "<control>H", summary_show_all_header_cb, 0, "<ToggleItem>"},
 456 };  /* see also list in menu_connect_identical_items() in menu.c if this changes */
 457
 458 static const gchar *const col_label[N_SUMMARY_COLS] = {
 459         N_("M"),        /* S_COL_MARK    */
 460         N_("S"),        /* S_COL_STATUS  */
 461         "",             /* S_COL_MIME    */
 462         N_("Subject"),  /* S_COL_SUBJECT */
 463         N_("From"),     /* S_COL_FROM    */
 464         N_("To"),       /* S_COL_TO      */
 465         N_("Date"),     /* S_COL_DATE    */
 466         N_("Size"),     /* S_COL_SIZE    */
 467         N_("No."),      /* S_COL_NUMBER  */
 468         N_("Score"),    /* S_COL_SCORE   */
 469         N_("L")         /* S_COL_LOCKED  */
 470 };
 471
 472 #define START_LONG_OPERATION(summaryview) {                     \
 473         summary_lock(summaryview);                              \
 474         main_window_cursor_wait(summaryview->mainwin);          \
 475         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));        \
 476         folder_item_update_freeze();                            \
 477         inc_lock();                                             \
 478 }
 479 #define END_LONG_OPERATION(summaryview) {                       \
 480         inc_unlock();                                           \
 481         folder_item_update_thaw();                              \
 482         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));          \
 483         main_window_cursor_normal(summaryview->mainwin);        \
 484         summary_unlock(summaryview);                            \
 485 }
 486
 487 SummaryView *summary_create(void)
 488 {
 489         SummaryView *summaryview;
 490         GtkWidget *vbox;
 491         GtkWidget *scrolledwin;
 492         GtkWidget *ctree;
 493         GtkWidget *hbox;
 494         GtkWidget *hbox_l;
 495         GtkWidget *statlabel_folder;
 496         GtkWidget *statlabel_select;
 497         GtkWidget *statlabel_msgs;
 498         GtkWidget *hbox_spc;
 499         GtkWidget *toggle_eventbox;
 500         GtkWidget *toggle_arrow;
 501         GtkWidget *popupmenu;
 502         GtkWidget *toggle_search;
 503         GtkTooltips *search_tip;
 504         GtkItemFactory *popupfactory;
 505         gint n_entries;
 506         QuickSearch *quicksearch;
 507
 508         debug_print("Creating summary view...\n");
 509         summaryview = g_new0(SummaryView, 1);
 510
 511 #define SUMMARY_VBOX_SPACING 3
 512         vbox = gtk_vbox_new(FALSE, SUMMARY_VBOX_SPACING);
 513
 514         /* create status label */
 515         hbox = gtk_hbox_new(FALSE, 0);
 516         gtk_widget_show(hbox);
 517
 518         search_tip = gtk_tooltips_new();
 519         toggle_search = gtk_toggle_button_new();
 520         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(toggle_search),
 521                                      prefs_common.show_searchbar);
 522         gtk_widget_show(toggle_search);
 523
 524         gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
 525                              toggle_search,
 526                              _("Toggle quick-search bar"), NULL);
 527
 528         gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);
 529
 530         hbox_l = gtk_hbox_new(FALSE, 0);
 531         gtk_widget_show(hbox_l);
 532         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 533
 534         statlabel_folder = gtk_label_new("");
 535         gtk_widget_show(statlabel_folder);
 536         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 537         statlabel_select = gtk_label_new("");
 538         gtk_widget_show(statlabel_select);
 539         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 540
 541         /* toggle view button */
 542         toggle_eventbox = gtk_event_box_new();
 543         gtk_widget_show(toggle_eventbox);
 544         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 545         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 546         gtk_widget_show(toggle_arrow);
 547         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 548         g_signal_connect(G_OBJECT(toggle_eventbox), "button_press_event",
 549                          G_CALLBACK(summary_toggle_pressed),
 550                          summaryview);
 551
 552
 553         statlabel_msgs = gtk_label_new("");
 554         gtk_widget_show(statlabel_msgs);
 555         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 556
 557         hbox_spc = gtk_hbox_new(FALSE, 0);
 558         gtk_widget_show(hbox_spc);
 559         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 560
 561         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 562         gtk_widget_show(scrolledwin);
 563         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 564                                        GTK_POLICY_AUTOMATIC,
 565                                        GTK_POLICY_AUTOMATIC);
 566         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 567         gtk_widget_set_size_request(vbox,
 568                              prefs_common.summaryview_width,
 569                              prefs_common.summaryview_height);
 570
 571         ctree = summary_ctree_create(summaryview);
 572         gtk_widget_show(ctree);
 573
 574         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 575                                             GTK_CLIST(ctree)->hadjustment);
 576         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 577                                             GTK_CLIST(ctree)->vadjustment);
 578         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 579
 580         /* status label */
 581         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 582
 583         /* quick search */
 584         quicksearch = quicksearch_new();
 585         gtk_box_pack_start(GTK_BOX(vbox), quicksearch_get_widget(quicksearch), FALSE, FALSE, 0);
 586
 587         quicksearch_set_execute_callback(quicksearch, quicksearch_execute_cb, summaryview);
 588
 589         g_signal_connect (G_OBJECT(toggle_search), "toggled",
 590                           G_CALLBACK(tog_searchbar_cb), summaryview);
 591
 592         /* create popup menu */
 593         n_entries = sizeof(summary_popup_entries) /
 594                 sizeof(summary_popup_entries[0]);
 595         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 596                                       "<SummaryView>", &popupfactory,
 597                                       summaryview);
 598
 599         summaryview->vbox = vbox;
 600         summaryview->scrolledwin = scrolledwin;
 601         summaryview->ctree = ctree;
 602         summaryview->hbox = hbox;
 603         summaryview->hbox_l = hbox_l;
 604         summaryview->statlabel_folder = statlabel_folder;
 605         summaryview->statlabel_select = statlabel_select;
 606         summaryview->statlabel_msgs = statlabel_msgs;
 607         summaryview->toggle_eventbox = toggle_eventbox;
 608         summaryview->toggle_arrow = toggle_arrow;
 609         summaryview->toggle_search = toggle_search;
 610         summaryview->popupmenu = popupmenu;
 611         summaryview->popupfactory = popupfactory;
 612         summaryview->lock_count = 0;
 613         summaryview->msginfo_update_callback_id =
 614                 hooks_register_hook(MSGINFO_UPDATE_HOOKLIST, summary_update_msg, (gpointer) summaryview);
 615
 616         summaryview->target_list = gtk_target_list_new(summary_drag_types, 1);
 617
 618         summaryview->quicksearch = quicksearch;
 619
 620         /* CLAWS: need this to get the SummaryView * from
 621          * the CList */
 622         g_object_set_data(G_OBJECT(ctree), "summaryview", (gpointer)summaryview);
 623
 624         gtk_widget_show_all(vbox);
 625
 626         gtk_widget_show(vbox);
 627
 628         if (prefs_common.show_searchbar)
 629                 quicksearch_show(quicksearch);
 630         else
 631                 quicksearch_hide(quicksearch);
 632
 633         return summaryview;
 634 }
 635
 636 static void summary_set_fonts(SummaryView *summaryview)
 637 {
 638         PangoFontDescription *font_desc;
 639         gint size;
 640
 641         font_desc = pango_font_description_from_string(NORMAL_FONT);
 642         gtk_widget_modify_font(summaryview->ctree, font_desc);
 643         pango_font_description_free(font_desc);
 644
 645         if (!bold_style) {
 646                 bold_style = gtk_style_copy
 647                         (gtk_widget_get_style(summaryview->ctree));
 648                 font_desc = pango_font_description_from_string(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
 813         if (summary_is_locked(summaryview)) return FALSE;
 814
 815         inc_lock();
 816         summary_lock(summaryview);
 817
 818         if (!prefs_common.summary_quicksearch_sticky
 819          && !prefs_common.summary_quicksearch_recurse
 820          && !quicksearch_is_running(summaryview->quicksearch)) {
 821                 quicksearch_set(summaryview->quicksearch, prefs_common.summary_quicksearch_type, "");
 822         }
 823
 824         /* STATUSBAR_POP(summaryview->mainwin); */
 825
 826         is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
 827
 828         if (is_refresh) {
 829                 selected_msgnum = summary_get_msgnum(summaryview,
 830                                                      summaryview->selected);
 831                 displayed_msgnum = summary_get_msgnum(summaryview,
 832                                                       summaryview->displayed);
 833         }
 834
 835         /* process the marks if any */
 836         if (summaryview->mainwin->lock_count == 0 &&
 837             (summaryview->moved > 0 || summaryview->copied > 0)) {
 838                 AlertValue val;
 839                 gboolean changed = FALSE;
 840
 841                 val = alertpanel(_("Process mark"),
 842                                  _("Some marks are left. Process it?"),
 843                                  GTK_STOCK_YES, GTK_STOCK_NO, GTK_STOCK_CANCEL);
 844                 if (G_ALERTDEFAULT == val) {
 845                         summary_unlock(summaryview);
 846                         summary_execute(summaryview);
 847                         summary_lock(summaryview);
 848                         changed = TRUE;
 849                 } else if (G_ALERTALTERNATE == val) {
 850                         /* DO NOTHING */
 851                 } else {
 852                         summary_unlock(summaryview);
 853                         inc_unlock();
 854                         return FALSE;
 855                 }
 856                 if (changed || !quicksearch_is_active(summaryview->quicksearch))
 857                         folder_update_op_count();
 858         }
 859
 860         gtk_clist_freeze(GTK_CLIST(ctree));
 861
 862         summary_clear_list(summaryview);
 863         summary_set_column_titles(summaryview);
 864
 865         buf = NULL;
 866         if (!item || !item->path || !folder_item_parent(item) || item->no_select) {
 867                 g_free(buf);
 868                 debug_print("empty folder\n\n");
 869                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 870                 summary_clear_all(summaryview);
 871                 summaryview->folder_item = item;
 872                 gtk_clist_thaw(GTK_CLIST(ctree));
 873                 summary_unlock(summaryview);
 874                 inc_unlock();
 875                 if (item && quicksearch_is_running(summaryview->quicksearch)) {
 876                         main_window_cursor_wait(summaryview->mainwin);
 877                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 878                         if (quicksearch_is_active(summaryview->quicksearch))
 879                                 quicksearch_search_subfolders(summaryview->quicksearch,
 880                                               summaryview->folderview,
 881                                               summaryview->folder_item);
 882                         main_window_cursor_normal(summaryview->mainwin);
 883                 }
 884                 return TRUE;
 885         }
 886         g_free(buf);
 887
 888         if (!is_refresh)
 889                 messageview_clear(summaryview->messageview);
 890
 891         summaryview->folder_item = item;
 892         item->opened = TRUE;
 893
 894         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 895         debug_print("%s\n", buf);
 896         STATUSBAR_PUSH(summaryview->mainwin, buf);
 897         g_free(buf);
 898
 899         main_window_cursor_wait(summaryview->mainwin);
 900
 901         mlist = folder_item_get_msg_list(item);
 902
 903         if (summaryview->folder_item->hide_read_msgs &&
 904             quicksearch_is_active(summaryview->quicksearch) == FALSE) {
 905                 GSList *not_killed;
 906
 907                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 908                 not_killed = NULL;
 909                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 910                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 911
 912                         if (MSG_IS_UNREAD(msginfo->flags) &&
 913                             !MSG_IS_IGNORE_THREAD(msginfo->flags))
 914                                 not_killed = g_slist_prepend(not_killed, msginfo);
 915                         else if (MSG_IS_MARKED(msginfo->flags) ||
 916                                  MSG_IS_LOCKED(msginfo->flags))
 917                                 not_killed = g_slist_prepend(not_killed, msginfo);
 918                         else if (is_refresh &&
 919                                 (msginfo->msgnum == selected_msgnum ||
 920                                  msginfo->msgnum == displayed_msgnum))
 921                                 not_killed = g_slist_prepend(not_killed, msginfo);
 922                         else
 923                                 procmsg_msginfo_free(msginfo);
 924                 }
 925                 g_slist_free(mlist);
 926                 mlist = not_killed;
 927         } else {
 928                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 929         }
 930
 931         if (quicksearch_is_active(summaryview->quicksearch)) {
 932                 GSList *not_killed;
 933
 934                 not_killed = NULL;
 935                 for (cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 936                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 937
 938                         if (quicksearch_match(summaryview->quicksearch, msginfo))
 939                                 not_killed = g_slist_prepend(not_killed, msginfo);
 940                         else
 941                                 procmsg_msginfo_free(msginfo);
 942                 }
 943
 944                 if (quicksearch_is_running(summaryview->quicksearch)) {
 945                         /* only scan subfolders when quicksearch changed,
 946                          * not when search is the same and folder changed */
 947                         main_window_cursor_wait(summaryview->mainwin);
 948                         quicksearch_reset_cur_folder_item(summaryview->quicksearch);
 949                         quicksearch_search_subfolders(summaryview->quicksearch,
 950                                               summaryview->folderview,
 951                                               summaryview->folder_item);
 952                         main_window_cursor_normal(summaryview->mainwin);
 953                 }
 954
 955                 g_slist_free(mlist);
 956                 mlist = not_killed;
 957         }
 958
 959 #if 0
 960         if ((global_scoring || item->prefs->scoring)) {
 961                 GSList *not_killed;
 962                 gint kill_score;
 963
 964                 not_killed = NULL;
 965                 kill_score = prefs_common.kill_score;
 966                 if (item->prefs->kill_score > kill_score)
 967                         kill_score = item->prefs->kill_score;
 968                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 969                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 970
 971                         if (msginfo->score > kill_score)
 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 #endif
 980         not_killed = NULL;
 981         for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = g_slist_next(cur)) {
 982                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 983
 984                 if (!msginfo->hidden)
 985                         not_killed = g_slist_prepend(not_killed, msginfo);
 986                 else
 987                         procmsg_msginfo_free(msginfo);
 988         }
 989         g_slist_free(mlist);
 990         mlist = not_killed;
 991
 992         STATUSBAR_POP(summaryview->mainwin);
 993
 994         /* set ctree and hash table from the msginfo list, and
 995            create the thread */
 996         summary_set_ctree_from_list(summaryview, mlist);
 997
 998         g_slist_free(mlist);
 999
1000         gtk_clist_thaw(GTK_CLIST(ctree));
1001
1002         if (is_refresh) {
1003                 summaryview->displayed =
1004                         summary_find_msg_by_msgnum(summaryview,
1005                                                    displayed_msgnum);
1006                 if (!summaryview->displayed)
1007                         messageview_clear(summaryview->messageview);
1008                 summary_unlock(summaryview);
1009                 summary_select_by_msgnum(summaryview, selected_msgnum);
1010                 summary_lock(summaryview);
1011                 if (!summaryview->selected) {
1012                         /* no selected message - select first unread
1013                            message, but do not display it */
1014                         node = summary_find_next_flagged_msg(summaryview, NULL,
1015                                                              MSG_UNREAD, FALSE);
1016                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
1017                                 node = gtk_ctree_node_nth
1018                                         (ctree,
1019                                          item->sort_type == SORT_DESCENDING
1020                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
1021                         summary_unlock(summaryview);
1022                         summary_select_node(summaryview, node, FALSE, TRUE);
1023                         summary_lock(summaryview);
1024                 }
1025         } else {
1026                 switch (prefs_common.select_on_entry) {
1027                         case SELECTONENTRY_NEW:
1028                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1029                                                                      MSG_NEW, FALSE);
1030                                 if (node == NULL)
1031                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1032                                                                      MSG_UNREAD, FALSE);
1033                                 break;
1034                         case SELECTONENTRY_UNREAD:
1035                                 node = summary_find_next_flagged_msg(summaryview, NULL,
1036                                                                      MSG_UNREAD, FALSE);
1037                                 if (node == NULL)
1038                                         node = summary_find_next_flagged_msg(summaryview, NULL,
1039                                                                      MSG_NEW, FALSE);
1040                                 break;
1041                         default:
1042                                 node = NULL;
1043                 }
1044
1045                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
1046                         node = gtk_ctree_node_nth
1047                                 (ctree,
1048                                  item->sort_type == SORT_DESCENDING
1049                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
1050                 }
1051                 summary_unlock(summaryview);
1052                 summary_select_node(summaryview, node,
1053                                     prefs_common.always_show_msg,
1054                                     TRUE);
1055                 summary_lock(summaryview);
1056         }
1057
1058         summary_set_column_titles(summaryview);
1059         summary_status_show(summaryview);
1060         summary_set_menu_sensitive(summaryview);
1061         toolbar_main_set_sensitive(summaryview->mainwin);
1062
1063         debug_print("\n");
1064         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
1065         STATUSBAR_POP(summaryview->mainwin);
1066         main_window_cursor_normal(summaryview->mainwin);
1067         summary_unlock(summaryview);
1068         inc_unlock();
1069
1070         return TRUE;
1071 }
1072
1073 #undef CURRENTLY_DISPLAYED
1074
1075
1076 void summary_clear_list(SummaryView *summaryview)
1077 {
1078         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1079         gint optimal_width;
1080
1081         gtk_clist_freeze(clist);
1082
1083         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
1084                                 NULL, summary_free_msginfo_func, NULL);
1085
1086         if (summaryview->folder_item) {
1087                 summaryview->folder_item->opened = FALSE;
1088                 summaryview->folder_item = NULL;
1089         }
1090
1091         summaryview->display_msg = FALSE;
1092
1093         summaryview->selected = NULL;
1094         summaryview->displayed = NULL;
1095         summaryview->total_size = 0;
1096         summaryview->deleted = summaryview->moved = 0;
1097         summaryview->copied = 0;
1098         if (summaryview->msgid_table) {
1099                 g_hash_table_destroy(summaryview->msgid_table);
1100                 summaryview->msgid_table = NULL;
1101         }
1102         if (summaryview->subject_table) {
1103                 g_hash_table_destroy(summaryview->subject_table);
1104                 summaryview->subject_table = NULL;
1105         }
1106         summaryview->mlist = NULL;
1107
1108         gtk_clist_clear(clist);
1109         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1110                 optimal_width = gtk_clist_optimal_column_width
1111                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
1112                 gtk_clist_set_column_width
1113                         (clist, summaryview->col_pos[S_COL_SUBJECT],
1114                          optimal_width);
1115         }
1116
1117         gtk_clist_thaw(clist);
1118 }
1119
1120 void summary_clear_all(SummaryView *summaryview)
1121 {
1122         messageview_clear(summaryview->messageview);
1123         summary_clear_list(summaryview);
1124         summary_set_menu_sensitive(summaryview);
1125         toolbar_main_set_sensitive(summaryview->mainwin);
1126         summary_status_show(summaryview);
1127 }
1128
1129 void summary_lock(SummaryView *summaryview)
1130 {
1131         summaryview->lock_count++;
1132 }
1133
1134 void summary_unlock(SummaryView *summaryview)
1135 {
1136         if (summaryview->lock_count)
1137                 summaryview->lock_count--;
1138 }
1139
1140 gboolean summary_is_locked(SummaryView *summaryview)
1141 {
1142         return summaryview->lock_count > 0;
1143 }
1144
1145 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1146 {
1147         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1148         SummarySelection selection;
1149
1150         if (!clist->row_list)
1151                 selection = SUMMARY_NONE;
1152         else if (!clist->selection)
1153                 selection = SUMMARY_SELECTED_NONE;
1154         else if (!clist->selection->next)
1155                 selection = SUMMARY_SELECTED_SINGLE;
1156         else
1157                 selection = SUMMARY_SELECTED_MULTIPLE;
1158
1159         return selection;
1160 }
1161
1162 /*!
1163  *\return       MsgInfo * Selected message if there's one selected;
1164  *              if multiple selected, or none, return NULL.
1165  */
1166 MsgInfo *summary_get_selected_msg(SummaryView *summaryview)
1167 {
1168         /* summaryview->selected may be valid when multiple
1169          * messages were selected */
1170         GList *sellist = GTK_CLIST(summaryview->ctree)->selection;
1171
1172         if (sellist == NULL || sellist->next)
1173                 return NULL;
1174
1175         return GTKUT_CTREE_NODE_GET_ROW_DATA(sellist->data);
1176 }
1177
1178 GSList *summary_get_selected_msg_list(SummaryView *summaryview)
1179 {
1180         GSList *mlist = NULL;
1181         GList *cur;
1182         MsgInfo *msginfo;
1183
1184         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
1185              cur = cur->next) {
1186                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(cur->data);
1187                 mlist = g_slist_prepend(mlist, msginfo);
1188         }
1189
1190         mlist = g_slist_reverse(mlist);
1191
1192         return mlist;
1193 }
1194
1195 GSList *summary_get_msg_list(SummaryView *summaryview)
1196 {
1197         GSList *mlist = NULL;
1198         GtkCTree *ctree;
1199         GtkCTreeNode *node;
1200         MsgInfo *msginfo;
1201
1202         ctree = GTK_CTREE(summaryview->ctree);
1203
1204         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1205              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1206                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1207                 mlist = g_slist_prepend(mlist, msginfo);
1208         }
1209
1210         mlist = g_slist_reverse(mlist);
1211
1212         return mlist;
1213 }
1214
1215 static void summary_set_menu_sensitive(SummaryView *summaryview)
1216 {
1217         GtkItemFactory *ifactory = summaryview->popupfactory;
1218         SensitiveCond state;
1219         gboolean sensitive;
1220         GtkWidget *menuitem;
1221         gint i;
1222
1223         static const struct {
1224                 gchar *const entry;
1225                 SensitiveCond cond;
1226         } entry[] = {
1227                 {"/Reply"                       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1228                 {"/Reply to"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1229                 {"/Reply to/all"                , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1230                 {"/Reply to/sender"             , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1231                 {"/Reply to/mailing list"       , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1232                 {"/Follow-up and reply to"      , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST|M_NEWS},
1233
1234                 {"/Forward"                     , M_HAVE_ACCOUNT|M_TARGET_EXIST},
1235                 {"/Redirect"                    , M_HAVE_ACCOUNT|M_SINGLE_TARGET_EXIST},
1236
1237                 {"/Re-edit"                     , M_HAVE_ACCOUNT|M_ALLOW_REEDIT},
1238
1239                 {"/Move..."                     , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1240                 {"/Copy..."                     , M_TARGET_EXIST|M_EXEC|M_UNLOCKED},
1241                 {"/Move to trash"               , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1242                 {"/Delete..."                   , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NOT_NEWS},
1243                 {"/Cancel a news message"       , M_TARGET_EXIST|M_ALLOW_DELETE|M_UNLOCKED|M_NEWS},
1244
1245                 {"/Mark"                        , M_TARGET_EXIST},
1246                 {"/Mark/Mark"                   , M_TARGET_EXIST},
1247                 {"/Mark/Unmark"                 , M_TARGET_EXIST},
1248                 {"/Mark/Mark as unread"         , M_TARGET_EXIST},
1249                 {"/Mark/Mark all read"          , M_TARGET_EXIST},
1250                 {"/Mark/Ignore thread"          , M_TARGET_EXIST},
1251                 {"/Mark/Lock"                   , M_TARGET_EXIST},
1252                 {"/Mark/Unlock"                 , M_TARGET_EXIST},
1253                 {"/Color label"                 , M_TARGET_EXIST},
1254
1255                 {"/Add sender to address book"  , M_SINGLE_TARGET_EXIST},
1256                 {"/Create filter rule"          , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1257                 {"/Create processing rule"      , M_SINGLE_TARGET_EXIST|M_UNLOCKED},
1258
1259                 {"/View"                        , M_SINGLE_TARGET_EXIST},
1260                 {"/View/Open in new window"     , M_SINGLE_TARGET_EXIST},
1261                 {"/View/Source"                 , M_SINGLE_TARGET_EXIST},
1262                 {"/View/All header"             , M_SINGLE_TARGET_EXIST},
1263 #if 0
1264                 {"/Save as..."                  , M_TARGET_EXIST|M_UNLOCKED},
1265                 {"/Print..."                    , M_TARGET_EXIST|M_UNLOCKED},
1266
1267                 {"/Select thread"               , M_SINGLE_TARGET_EXIST},
1268                 {"/Select all"                  , M_TARGET_EXIST},
1269 #endif
1270                 {NULL, 0}
1271         };
1272
1273         main_window_set_menu_sensitive(summaryview->mainwin);
1274
1275         state = main_window_get_current_state(summaryview->mainwin);
1276
1277         for (i = 0; entry[i].entry != NULL; i++) {
1278                 sensitive = ((entry[i].cond & state) == entry[i].cond);
1279                 menu_set_sensitive(ifactory, entry[i].entry, sensitive);
1280         }
1281
1282
1283         summary_lock(summaryview);
1284         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1285         gtk_check_menu_item_set_active
1286                 (GTK_CHECK_MENU_ITEM(menuitem),
1287                  summaryview->messageview->mimeview->textview->show_all_headers);
1288         summary_unlock(summaryview);
1289 }
1290
1291 void summary_select_prev_unread(SummaryView *summaryview)
1292 {
1293         GtkCTreeNode *node;
1294         gboolean skip_cur = FALSE;
1295
1296         if (summaryview->displayed
1297         &&  summaryview->selected == summaryview->displayed) {
1298                 debug_print("skipping current\n");
1299                 skip_cur = TRUE;
1300         }
1301
1302         node = summary_find_prev_flagged_msg
1303                 (summaryview, summaryview->selected, MSG_UNREAD, skip_cur);
1304
1305         if (!node) {
1306                 AlertValue val = 0;
1307
1308                 switch (prefs_common.next_unread_msg_dialog) {
1309                         case NEXTUNREADMSGDIALOG_ALWAYS:
1310                                 val = alertpanel(_("No more unread messages"),
1311                                                  _("No unread message found. "
1312                                                    "Search from the end?"),
1313                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1314                                 break;
1315                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1316                                 val = G_ALERTDEFAULT;
1317                                 break;
1318                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1319                                 val = !G_ALERTDEFAULT;
1320                                 break;
1321                         default:
1322                                 debug_print(
1323                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1324                 }
1325                 if (val != G_ALERTDEFAULT) return;
1326                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1327                                                      MSG_UNREAD, FALSE);
1328         }
1329
1330         if (!node)
1331                 alertpanel_notice(_("No unread messages."));
1332         else
1333                 summary_select_node(summaryview, node, TRUE, FALSE);
1334 }
1335
1336 void summary_select_next_unread(SummaryView *summaryview)
1337 {
1338         GtkCTreeNode *node = summaryview->selected;
1339         gboolean skip_cur = FALSE;
1340
1341         if (summaryview->displayed
1342         &&  summaryview->selected == summaryview->displayed) {
1343                 debug_print("skipping cur (%p %p)\n",
1344                         summaryview->displayed, summaryview->selected);
1345                 skip_cur = TRUE;
1346         }
1347
1348
1349         node = summary_find_next_flagged_msg
1350                 (summaryview, node, MSG_UNREAD, skip_cur);
1351
1352         if (node)
1353                 summary_select_node(summaryview, node, TRUE, FALSE);
1354         else {
1355                 node = summary_find_next_flagged_msg
1356                         (summaryview, NULL, MSG_UNREAD, FALSE);
1357                 if (node == NULL) {
1358                         AlertValue val = 0;
1359
1360                         switch (prefs_common.next_unread_msg_dialog) {
1361                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1362                                         val = alertpanel(_("No more unread messages"),
1363                                                          _("No unread message found. "
1364                                                            "Go to next folder?"),
1365                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1366                                         break;
1367                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1368                                         val = G_ALERTDEFAULT;
1369                                         break;
1370                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1371                                         val = G_ALERTOTHER;
1372                                         break;
1373                                 default:
1374                                         debug_print(
1375                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1376                         }
1377
1378                         if (val == G_ALERTDEFAULT) {
1379                                 folderview_select_next_unread(summaryview->folderview);
1380                                 return;
1381                         }
1382                         else
1383                                 return;
1384                 } else
1385                         summary_select_node(summaryview, node, TRUE, FALSE);
1386
1387         }
1388 }
1389
1390 void summary_select_prev_new(SummaryView *summaryview)
1391 {
1392         GtkCTreeNode *node;
1393         gboolean skip_cur = FALSE;
1394
1395         if (summaryview->displayed
1396         &&  summaryview->selected == summaryview->displayed) {
1397                 debug_print("skipping current\n");
1398                 skip_cur = TRUE;
1399         }
1400
1401         node = summary_find_prev_flagged_msg
1402                 (summaryview, summaryview->selected, MSG_NEW, skip_cur);
1403
1404         if (!node) {
1405                 AlertValue val = 0;
1406
1407                 switch (prefs_common.next_unread_msg_dialog) {
1408                         case NEXTUNREADMSGDIALOG_ALWAYS:
1409                                 val = alertpanel(_("No more new messages"),
1410                                                  _("No new message found. "
1411                                                    "Search from the end?"),
1412                                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1413                                 break;
1414                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1415                                 val = G_ALERTDEFAULT;
1416                                 break;
1417                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1418                                 val = !G_ALERTDEFAULT;
1419                                 break;
1420                         default:
1421                                 debug_print(
1422                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1423                 }
1424                 if (val != G_ALERTDEFAULT) return;
1425                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1426                                                      MSG_NEW, FALSE);
1427         }
1428
1429         if (!node)
1430                 alertpanel_notice(_("No new messages."));
1431         else
1432                 summary_select_node(summaryview, node, TRUE, FALSE);
1433 }
1434
1435 void summary_select_next_new(SummaryView *summaryview)
1436 {
1437         GtkCTreeNode *node = summaryview->selected;
1438         gboolean skip_cur = FALSE;
1439
1440         if (summaryview->displayed
1441         &&  summaryview->selected == summaryview->displayed) {
1442                 debug_print("skipping cur (%p %p)\n",
1443                         summaryview->displayed, summaryview->selected);
1444                 skip_cur = TRUE;
1445         }
1446
1447
1448         node = summary_find_next_flagged_msg
1449                 (summaryview, node, MSG_NEW, skip_cur);
1450
1451         if (node)
1452                 summary_select_node(summaryview, node, TRUE, FALSE);
1453         else {
1454                 node = summary_find_next_flagged_msg
1455                         (summaryview, NULL, MSG_NEW, FALSE);
1456                 if (node == NULL) {
1457                         AlertValue val = 0;
1458
1459                         switch (prefs_common.next_unread_msg_dialog) {
1460                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1461                                         val = alertpanel(_("No more new messages"),
1462                                                          _("No new message found. "
1463                                                            "Go to next folder?"),
1464                                                          GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1465                                         break;
1466                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1467                                         val = G_ALERTDEFAULT;
1468                                         break;
1469                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1470                                         val = G_ALERTOTHER;
1471                                         break;
1472                                 default:
1473                                         debug_print(
1474                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1475                         }
1476
1477                         if (val == G_ALERTDEFAULT) {
1478                                 folderview_select_next_new(summaryview->folderview);
1479                                 return;
1480                         }
1481                         else
1482                                 return;
1483                 } else
1484                         summary_select_node(summaryview, node, TRUE, FALSE);
1485
1486         }
1487 }
1488
1489 void summary_select_prev_marked(SummaryView *summaryview)
1490 {
1491         GtkCTreeNode *node;
1492
1493         node = summary_find_prev_flagged_msg
1494                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1495
1496         if (!node) {
1497                 AlertValue val;
1498
1499                 val = alertpanel(_("No more marked messages"),
1500                                  _("No marked message found. "
1501                                    "Search from the end?"),
1502                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1503                 if (val != G_ALERTDEFAULT) return;
1504                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1505                                                      MSG_MARKED, TRUE);
1506         }
1507
1508         if (!node)
1509                 alertpanel_notice(_("No marked messages."));
1510         else
1511                 summary_select_node(summaryview, node, TRUE, FALSE);
1512 }
1513
1514 void summary_select_next_marked(SummaryView *summaryview)
1515 {
1516         GtkCTreeNode *node;
1517
1518         node = summary_find_next_flagged_msg
1519                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1520
1521         if (!node) {
1522                 AlertValue val;
1523
1524                 val = alertpanel(_("No more marked messages"),
1525                                  _("No marked message found. "
1526                                    "Search from the beginning?"),
1527                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1528                 if (val != G_ALERTDEFAULT) return;
1529                 node = summary_find_next_flagged_msg(summaryview, NULL,
1530                                                      MSG_MARKED, TRUE);
1531         }
1532
1533         if (!node)
1534                 alertpanel_notice(_("No marked messages."));
1535         else
1536                 summary_select_node(summaryview, node, TRUE, FALSE);
1537 }
1538
1539 void summary_select_prev_labeled(SummaryView *summaryview)
1540 {
1541         GtkCTreeNode *node;
1542
1543         node = summary_find_prev_flagged_msg
1544                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1545
1546         if (!node) {
1547                 AlertValue val;
1548
1549                 val = alertpanel(_("No more labeled messages"),
1550                                  _("No labeled message found. "
1551                                    "Search from the end?"),
1552                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1553                 if (val != G_ALERTDEFAULT) return;
1554                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1555                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1556         }
1557
1558         if (!node)
1559                 alertpanel_notice(_("No labeled messages."));
1560         else
1561                 summary_select_node(summaryview, node, TRUE, FALSE);
1562 }
1563
1564 void summary_select_next_labeled(SummaryView *summaryview)
1565 {
1566         GtkCTreeNode *node;
1567
1568         node = summary_find_next_flagged_msg
1569                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1570
1571         if (!node) {
1572                 AlertValue val;
1573
1574                 val = alertpanel(_("No more labeled messages"),
1575                                  _("No labeled message found. "
1576                                    "Search from the beginning?"),
1577                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
1578                 if (val != G_ALERTDEFAULT) return;
1579                 node = summary_find_next_flagged_msg(summaryview, NULL,
1580                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1581         }
1582
1583         if (!node)
1584                 alertpanel_notice(_("No labeled messages."));
1585         else
1586                 summary_select_node(summaryview, node, TRUE, FALSE);
1587 }
1588
1589 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1590 {
1591         GtkCTreeNode *node;
1592
1593         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1594         summary_select_node(summaryview, node, FALSE, TRUE);
1595 }
1596
1597 /**
1598  * summary_select_node:
1599  * @summaryview: Summary view.
1600  * @node: Summary tree node.
1601  * @display_msg: TRUE to display the selected message.
1602  * @do_refresh: TRUE to refresh the widget.
1603  *
1604  * Select @node (bringing it into view by scrolling and expanding its
1605  * thread, if necessary) and unselect all others.  If @display_msg is
1606  * TRUE, display the corresponding message in the message view.
1607  * If @do_refresh is TRUE, the widget is refreshed.
1608  **/
1609 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1610                          gboolean display_msg, gboolean do_refresh)
1611 {
1612         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1613
1614         if (node) {
1615                 gtkut_ctree_expand_parent_all(ctree, node);
1616                 if (do_refresh) {
1617                         GTK_EVENTS_FLUSH();
1618                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1619                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1620                 }
1621                 summary_unselect_all(summaryview);
1622                 if (display_msg && summaryview->displayed == node)
1623                         summaryview->displayed = NULL;
1624                 summaryview->display_msg = display_msg;
1625                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1626                 if (summaryview->selected == NULL)
1627                         summaryview->selected = node;
1628         }
1629 }
1630
1631 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1632 {
1633         GtkCTree *ctree =NULL;
1634         MsgInfo *msginfo;
1635
1636         if (!summaryview)
1637                 return 0;
1638         ctree = GTK_CTREE(summaryview->ctree);
1639         if (!node)
1640                 return 0;
1641         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1642         return msginfo->msgnum;
1643 }
1644
1645 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1646                                            GtkCTreeNode *current_node)
1647 {
1648         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1649         GtkCTreeNode *node;
1650         MsgInfo *msginfo;
1651
1652         if (current_node)
1653                 node = current_node;
1654         else
1655                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1656
1657         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1658                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1659                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1660         }
1661
1662         return node;
1663 }
1664
1665 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1666                                            GtkCTreeNode *current_node)
1667 {
1668         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1669         GtkCTreeNode *node;
1670         MsgInfo *msginfo;
1671
1672         if (current_node)
1673                 node = current_node;
1674         else
1675                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1676
1677         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1678                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1679                 if (msginfo && !MSG_IS_DELETED(msginfo->flags)) break;
1680         }
1681
1682         return node;
1683 }
1684
1685 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1686                                                    GtkCTreeNode *current_node,
1687                                                    MsgPermFlags flags,
1688                                                    gboolean start_from_prev)
1689 {
1690         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1691         GtkCTreeNode *node;
1692         MsgInfo *msginfo;
1693
1694         if (current_node) {
1695                 if (start_from_prev)
1696                         node = GTK_CTREE_NODE_PREV(current_node);
1697                 else
1698                         node = current_node;
1699         } else
1700                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1701
1702         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1703                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1704                 if (msginfo && (msginfo->flags.perm_flags & flags) != 0) break;
1705         }
1706
1707         return node;
1708 }
1709
1710 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1711                                                    GtkCTreeNode *current_node,
1712                                                    MsgPermFlags flags,
1713                                                    gboolean start_from_next)
1714 {
1715         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1716         GtkCTreeNode *node;
1717         MsgInfo *msginfo;
1718
1719         if (current_node) {
1720                 if (start_from_next)
1721                         node = gtkut_ctree_node_next(ctree, current_node);
1722                 else
1723                         node = current_node;
1724         } else
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                 /* Find msg with matching flags but ignore messages with
1730                    ignore flags, if searching for new or unread messages */
1731                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1732                         (msginfo && (msginfo->flags.perm_flags & flags) != 0))
1733                         break;
1734         }
1735
1736         return node;
1737 }
1738
1739 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1740                                                 guint msgnum)
1741 {
1742         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1743         GtkCTreeNode *node;
1744         MsgInfo *msginfo;
1745
1746         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1747
1748         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1749                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1750                 if (msginfo && msginfo->msgnum == msgnum) break;
1751         }
1752
1753         return node;
1754 }
1755
1756 static guint attract_hash_func(gconstpointer key)
1757 {
1758         gchar *str;
1759         gchar *p;
1760         guint h;
1761
1762         Xstrdup_a(str, (const gchar *)key, return 0);
1763         trim_subject(str);
1764
1765         p = str;
1766         h = *p;
1767
1768         if (h) {
1769                 for (p += 1; *p != '\0'; p++)
1770                         h = (h << 5) - h + *p;
1771         }
1772
1773         return h;
1774 }
1775
1776 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1777 {
1778         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1779 }
1780
1781 void summary_attract_by_subject(SummaryView *summaryview)
1782 {
1783         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1784         GtkCList *clist = GTK_CLIST(ctree);
1785         GtkCTreeNode *src_node;
1786         GtkCTreeNode *dst_node, *sibling;
1787         GtkCTreeNode *tmp;
1788         MsgInfo *src_msginfo, *dst_msginfo;
1789         GHashTable *subject_table;
1790
1791         debug_print("Attracting messages by subject...");
1792         STATUSBAR_PUSH(summaryview->mainwin,
1793                        _("Attracting messages by subject..."));
1794
1795         main_window_cursor_wait(summaryview->mainwin);
1796         gtk_clist_freeze(clist);
1797
1798         subject_table = g_hash_table_new(attract_hash_func,
1799                                          attract_compare_func);
1800
1801         for (src_node = GTK_CTREE_NODE(clist->row_list);
1802              src_node != NULL;
1803              src_node = tmp) {
1804                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1805                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1806                 if (!src_msginfo) continue;
1807                 if (!src_msginfo->subject) continue;
1808
1809                 /* find attracting node */
1810                 dst_node = g_hash_table_lookup(subject_table,
1811                                                src_msginfo->subject);
1812
1813                 if (dst_node) {
1814                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1815
1816                         /* if the time difference is more than 20 days,
1817                            don't attract */
1818                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1819                             > 60 * 60 * 24 * 20)
1820                                 continue;
1821
1822                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1823                         if (src_node != sibling)
1824                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1825                 }
1826
1827                 g_hash_table_insert(subject_table,
1828                                     src_msginfo->subject, src_node);
1829         }
1830
1831         g_hash_table_destroy(subject_table);
1832
1833         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1834
1835         gtk_clist_thaw(clist);
1836
1837         debug_print("done.\n");
1838         STATUSBAR_POP(summaryview->mainwin);
1839
1840         main_window_cursor_normal(summaryview->mainwin);
1841 }
1842
1843 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1844                                       gpointer data)
1845 {
1846         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1847
1848         if (msginfo)
1849                 procmsg_msginfo_free(msginfo);
1850 }
1851
1852 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1853                                    gpointer data)
1854 {
1855         SummaryView *summaryview = data;
1856         MsgInfo *msginfo;
1857
1858         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1859
1860         if (msginfo->folder && msginfo->folder->folder &&
1861             msginfo->folder->folder->klass->type == F_NEWS)
1862                 news_flag_crosspost(msginfo);
1863
1864         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1865         && procmsg_msg_has_marked_parent(msginfo))
1866                 summaryview->unreadmarked++;
1867
1868         if (MSG_IS_DELETED(msginfo->flags))
1869                 summaryview->deleted++;
1870
1871         summaryview->total_size += msginfo->size;
1872
1873         summary_set_row_marks(summaryview, node);
1874 }
1875
1876 static void summary_update_status(SummaryView *summaryview)
1877 {
1878         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1879         GtkCTreeNode *node;
1880         MsgInfo *msginfo;
1881
1882         summaryview->total_size =
1883         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1884
1885         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1886              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1887                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1888
1889                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
1890                 && procmsg_msg_has_marked_parent(msginfo))
1891                         summaryview->unreadmarked++;
1892                 if (MSG_IS_DELETED(msginfo->flags))
1893                         summaryview->deleted++;
1894                 if (MSG_IS_MOVE(msginfo->flags))
1895                         summaryview->moved++;
1896                 if (MSG_IS_COPY(msginfo->flags))
1897                         summaryview->copied++;
1898                 summaryview->total_size += msginfo->size;
1899         }
1900 }
1901
1902 static void summary_status_show(SummaryView *summaryview)
1903 {
1904         gchar *str;
1905         gchar *del, *mv, *cp;
1906         gchar *sel;
1907         gchar *spc;
1908         gchar *itstr;
1909         GList *rowlist, *cur;
1910         guint n_selected = 0;
1911         off_t sel_size = 0;
1912         MsgInfo *msginfo;
1913         gchar *name;
1914
1915         if (!summaryview->folder_item) {
1916                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), "");
1917                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), "");
1918                 gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs),   "");
1919                 return;
1920         }
1921
1922         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1923         for (cur = rowlist; cur != NULL && cur->data != NULL; cur = cur->next) {
1924                 msginfo = gtk_ctree_node_get_row_data
1925                         (GTK_CTREE(summaryview->ctree),
1926                          GTK_CTREE_NODE(cur->data));
1927                 if (!msginfo)
1928                         g_warning("summary_status_show(): msginfo == NULL\n");
1929                 else {
1930                         sel_size += msginfo->size;
1931                         n_selected++;
1932                 }
1933         }
1934
1935         name = folder_item_get_name(summaryview->folder_item);
1936         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_folder), name);
1937         g_free(name);
1938
1939         if (summaryview->deleted)
1940                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1941         else
1942                 del = g_strdup("");
1943         if (summaryview->moved)
1944                 mv = g_strdup_printf(_("%s%d moved"),
1945                                      summaryview->deleted ? _(", ") : "",
1946                                      summaryview->moved);
1947         else
1948                 mv = g_strdup("");
1949         if (summaryview->copied)
1950                 cp = g_strdup_printf(_("%s%d copied"),
1951                                      summaryview->deleted ||
1952                                      summaryview->moved ? _(", ") : "",
1953                                      summaryview->copied);
1954         else
1955                 cp = g_strdup("");
1956
1957         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1958                 spc = "    ";
1959         else
1960                 spc = "";
1961
1962         if (n_selected) {
1963                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1964                 if (n_selected == 1)
1965                         itstr = g_strdup(_(" item selected"));
1966                 else
1967                         itstr = g_strdup(_(" items selected"));
1968         } else {
1969                 sel = g_strdup("");
1970                 itstr = g_strdup("");
1971         }
1972
1973         str = g_strconcat(n_selected ? itos(n_selected) : "",
1974                                         itstr, sel, spc, del, mv, cp, NULL);
1975         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_select), str);
1976         g_free(str);
1977         g_free(sel);
1978         g_free(del);
1979         g_free(mv);
1980         g_free(cp);
1981         g_free(itstr);
1982
1983         str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1984
1985                                       summaryview->folder_item->new_msgs,
1986                                       summaryview->folder_item->unread_msgs,
1987                                       summaryview->folder_item->total_msgs,
1988                                       to_human_readable(summaryview->total_size));
1989         gtk_label_set_text(GTK_LABEL(summaryview->statlabel_msgs), str);
1990         g_free(str);
1991 }
1992
1993 static void summary_set_column_titles(SummaryView *summaryview)
1994 {
1995         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1996         GtkWidget *hbox;
1997         GtkWidget *label;
1998         GtkWidget *arrow;
1999         gint pos;
2000         const gchar *title;
2001         SummaryColumnType type;
2002         gboolean single_char;
2003         GtkJustification justify;
2004
2005         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
2006                 SORT_BY_MARK,
2007                 SORT_BY_STATUS,
2008                 SORT_BY_MIME,
2009                 SORT_BY_SUBJECT,
2010                 SORT_BY_FROM,
2011                 SORT_BY_TO,
2012                 SORT_BY_DATE,
2013                 SORT_BY_SIZE,
2014                 SORT_BY_NUMBER,
2015                 SORT_BY_SCORE,
2016                 SORT_BY_LOCKED
2017         };
2018
2019         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
2020                 type = summaryview->col_state[pos].type;
2021
2022                 /* CLAWS: mime and unread are single char headers */
2023                 single_char = (type == S_COL_MIME || type == S_COL_STATUS);
2024                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
2025                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
2026
2027                 switch (type) {
2028                 case S_COL_SUBJECT:
2029                 case S_COL_FROM:
2030                 case S_COL_TO:
2031                 case S_COL_DATE:
2032                 case S_COL_NUMBER:
2033                         if (prefs_common.trans_hdr)
2034                                 title = gettext(col_label[type]);
2035                         else
2036                                 title = col_label[type];
2037                         break;
2038                 /* CLAWS: dummies for mark and locked headers */
2039                 case S_COL_MARK:
2040                 case S_COL_LOCKED:
2041                         title = "";
2042                         break;
2043                 default:
2044                         title = gettext(col_label[type]);
2045                 }
2046
2047                 if (type == S_COL_MIME) {
2048                         label = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
2049                         gtk_widget_show(label);
2050                         gtk_clist_set_column_widget(clist, pos, label);
2051                         continue;
2052                 }
2053                 if (single_char) {
2054                         gtk_clist_set_column_title(clist, pos, title);
2055                         continue;
2056                 }
2057
2058                 /* CLAWS: changed so that locked and mark headers
2059                  * show a pixmap instead of single character */
2060                 hbox  = gtk_hbox_new(FALSE, 4);
2061
2062                 if (type == S_COL_LOCKED)
2063                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
2064                 else if (type == S_COL_MARK)
2065                         label = gtk_pixmap_new(markxpm, markxpmmask);
2066                 else
2067                         label = gtk_label_new(title);
2068
2069                 if (justify == GTK_JUSTIFY_RIGHT)
2070                         gtk_box_pack_end(GTK_BOX(hbox), label,
2071                                          FALSE, FALSE, 0);
2072                 else
2073                         gtk_box_pack_start(GTK_BOX(hbox), label,
2074                                            FALSE, FALSE, 0);
2075
2076                 if (summaryview->sort_key == sort_by[type]) {
2077                         arrow = gtk_arrow_new
2078                                 (summaryview->sort_type == SORT_ASCENDING
2079                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
2080                                  GTK_SHADOW_IN);
2081                         if (justify == GTK_JUSTIFY_RIGHT)
2082                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
2083                                                    FALSE, FALSE, 0);
2084                         else
2085                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
2086                                                  FALSE, FALSE, 0);
2087                 }
2088
2089                 gtk_widget_show_all(hbox);
2090                 gtk_clist_set_column_widget(clist, pos, hbox);
2091         }
2092 }
2093
2094 void summary_reflect_prefs(void)
2095 {
2096         SummaryView *summaryview = NULL;
2097         if (!mainwindow_get_mainwindow())
2098                 return;
2099         summaryview = mainwindow_get_mainwindow()->summaryview;
2100         bold_style = bold_marked_style = bold_deleted_style =
2101                 small_style = small_marked_style = small_deleted_style = NULL;
2102         summary_set_fonts(summaryview);
2103         summary_set_column_titles(summaryview);
2104         summary_show(summaryview, summaryview->folder_item);
2105 }
2106
2107 void summary_sort(SummaryView *summaryview,
2108                   FolderSortKey sort_key, FolderSortType sort_type)
2109 {
2110         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2111         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2112         GtkCListCompareFunc cmp_func = NULL;
2113         g_signal_handlers_block_by_func(G_OBJECT(summaryview->ctree),
2114                                        G_CALLBACK(summary_tree_expanded), summaryview);
2115         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
2116
2117         switch (sort_key) {
2118         case SORT_BY_MARK:
2119                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
2120                 break;
2121         case SORT_BY_STATUS:
2122                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_status;
2123                 break;
2124         case SORT_BY_MIME:
2125                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
2126                 break;
2127         case SORT_BY_NUMBER:
2128                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
2129                 break;
2130         case SORT_BY_SIZE:
2131                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
2132                 break;
2133         case SORT_BY_DATE:
2134                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
2135                 break;
2136         case SORT_BY_FROM:
2137                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
2138                 break;
2139         case SORT_BY_SUBJECT:
2140                 if (summaryview->simplify_subject_preg)
2141                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
2142                 else
2143                         cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
2144                 break;
2145         case SORT_BY_SCORE:
2146                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
2147                 break;
2148         case SORT_BY_LABEL:
2149                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
2150                 break;
2151         case SORT_BY_TO:
2152                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_to;
2153                 break;
2154         case SORT_BY_LOCKED:
2155                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
2156                 break;
2157         case SORT_BY_NONE:
2158                 break;
2159         default:
2160                 goto unlock;
2161         }
2162
2163         summaryview->sort_key = sort_key;
2164         summaryview->sort_type = sort_type;
2165
2166         summary_set_column_titles(summaryview);
2167         summary_set_menu_sensitive(summaryview);
2168
2169         /* allow fallback to don't sort */
2170         if (summaryview->sort_key == SORT_BY_NONE)
2171                 goto unlock;
2172
2173         if (cmp_func != NULL) {
2174                 debug_print("Sorting summary...");
2175                 STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
2176
2177                 main_window_cursor_wait(summaryview->mainwin);
2178
2179                 gtk_clist_freeze(clist);
2180                 gtk_clist_set_compare_func(clist, cmp_func);
2181
2182                 gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
2183
2184                 gtk_sctree_sort_recursive(ctree, NULL);
2185
2186                 gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
2187
2188                 main_window_cursor_normal(summaryview->mainwin);
2189                 gtk_clist_thaw(clist);
2190
2191                 debug_print("done.\n");
2192                 STATUSBAR_POP(summaryview->mainwin);
2193         }
2194 unlock:
2195         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2196         g_signal_handlers_unblock_by_func(G_OBJECT(summaryview->ctree),
2197                                        G_CALLBACK(summary_tree_expanded), summaryview);
2198 }
2199
2200 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
2201                                    GtkCTreeNode *cnode, gpointer data)
2202 {
2203         SummaryView *summaryview = (SummaryView *)data;
2204         MsgInfo *msginfo = (MsgInfo *)gnode->data;
2205         gchar *text[N_SUMMARY_COLS];
2206         gint *col_pos = summaryview->col_pos;
2207         const gchar *msgid = msginfo->msgid;
2208         GHashTable *msgid_table = summaryview->msgid_table;
2209
2210         summary_set_header(summaryview, text, msginfo);
2211
2212         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
2213                                 NULL, NULL, NULL, NULL, FALSE,
2214                                 gnode->parent->parent ? TRUE : FALSE);
2215 #define SET_TEXT(col) \
2216         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
2217                                 text[col_pos[col]])
2218
2219         SET_TEXT(S_COL_NUMBER);
2220         SET_TEXT(S_COL_SCORE);
2221         SET_TEXT(S_COL_SIZE);
2222         SET_TEXT(S_COL_DATE);
2223         SET_TEXT(S_COL_FROM);
2224         SET_TEXT(S_COL_TO);
2225         SET_TEXT(S_COL_SUBJECT);
2226
2227 #undef SET_TEXT
2228
2229         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
2230         summary_set_marks_func(ctree, cnode, summaryview);
2231
2232         if (msgid && msgid[0] != '\0')
2233                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
2234
2235         return TRUE;
2236 }
2237
2238 static void summary_set_ctree_from_list(SummaryView *summaryview,
2239                                         GSList *mlist)
2240 {
2241         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2242         MsgInfo *msginfo;
2243         GtkCTreeNode *node = NULL;
2244         GHashTable *msgid_table;
2245         GHashTable *subject_table;
2246         GSList * cur;
2247         START_TIMING("summary_set_ctree_from_list");
2248
2249         if (!mlist) return;
2250
2251         debug_print("\tSetting summary from message data...");
2252         STATUSBAR_PUSH(summaryview->mainwin,
2253                        _("Setting summary from message data..."));
2254         gdk_flush();
2255
2256         g_signal_handlers_block_by_func(G_OBJECT(ctree),
2257                                        G_CALLBACK(summary_tree_expanded), summaryview);
2258
2259         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2260         summaryview->msgid_table = msgid_table;
2261         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2262         summaryview->subject_table = subject_table;
2263
2264         if (prefs_common.use_addr_book)
2265                 start_address_completion();
2266
2267         for (cur = mlist ; cur != NULL && cur->data != NULL; cur = cur->next) {
2268                 msginfo = (MsgInfo *)cur->data;
2269                 msginfo->threadscore = msginfo->score;
2270         }
2271
2272         if (summaryview->threaded) {
2273                 GNode *root, *gnode;
2274
2275                 root = procmsg_get_thread_tree(mlist);
2276
2277                 for (gnode = root->children; gnode != NULL;
2278                      gnode = gnode->next) {
2279                         node = gtk_ctree_insert_gnode
2280                                 (ctree, NULL, node, gnode,
2281                                  summary_insert_gnode_func, summaryview);
2282                 }
2283
2284                 g_node_destroy(root);
2285
2286                 summary_thread_init(summaryview);
2287         } else {
2288                 gchar *text[N_SUMMARY_COLS];
2289                 cur = mlist;
2290                 for (; mlist != NULL; mlist = mlist->next) {
2291                         msginfo = (MsgInfo *)mlist->data;
2292
2293                         summary_set_header(summaryview, text, msginfo);
2294
2295                         node = gtk_ctree_insert_node
2296                                 (ctree, NULL, node, text, 2,
2297                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2298                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2299                         summary_set_marks_func(ctree, node, summaryview);
2300
2301                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2302                                 g_hash_table_insert(msgid_table,
2303                                                     msginfo->msgid, node);
2304
2305                         subject_table_insert(subject_table,
2306                                              msginfo->subject,
2307                                              node);
2308                 }
2309                 mlist = cur;
2310         }
2311
2312         if (prefs_common.enable_hscrollbar &&
2313             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2314                 gint optimal_width;
2315
2316                 optimal_width = gtk_clist_optimal_column_width
2317                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2318                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2319                                            summaryview->col_pos[S_COL_SUBJECT],
2320                                            optimal_width);
2321         }
2322
2323         if (prefs_common.use_addr_book)
2324                 end_address_completion();
2325
2326         debug_print("done.\n");
2327         STATUSBAR_POP(summaryview->mainwin);
2328         if (debug_get_mode()) {
2329                 debug_print("\tmsgid hash table size = %d\n",
2330                             g_hash_table_size(msgid_table));
2331                 debug_print("\tsubject hash table size = %d\n",
2332                             g_hash_table_size(subject_table));
2333         }
2334
2335         summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
2336
2337         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2338
2339         while (prefs_common.bold_unread && node) {
2340                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
2341                 if (GTK_CTREE_ROW(node)->children)
2342                         summary_set_row_marks(summaryview, node);
2343                 node = next;
2344         }
2345
2346         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
2347                                        G_CALLBACK(summary_tree_expanded), summaryview);
2348         END_TIMING();
2349 }
2350
2351 static gchar *summary_complete_address(const gchar *addr)
2352 {
2353         gint count;
2354         gchar *res, *tmp, *email_addr;
2355
2356         if (addr == NULL)
2357                 return NULL;
2358
2359         Xstrdup_a(email_addr, addr, return NULL);
2360         extract_address(email_addr);
2361         g_return_val_if_fail(*email_addr, NULL);
2362
2363         /*
2364          * completion stuff must be already initialized
2365          */
2366         res = NULL;
2367         if (1 < (count = complete_address(email_addr))) {
2368                 tmp = get_complete_address(1);
2369                 res = procheader_get_fromname(tmp);
2370                 g_free(tmp);
2371         }
2372
2373         return res;
2374 }
2375
2376 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2377                                MsgInfo *msginfo)
2378 {
2379         static gchar date_modified[80];
2380         static gchar col_score[11];
2381         static gchar buf[BUFFSIZE];
2382         gint *col_pos = summaryview->col_pos;
2383         FolderType ftype = F_UNKNOWN;
2384         gchar *from_text = NULL, *to_text = NULL;
2385         gboolean should_swap = FALSE;
2386
2387         text[col_pos[S_COL_MARK]]   = NULL;
2388         text[col_pos[S_COL_STATUS]] = NULL;
2389         text[col_pos[S_COL_MIME]]   = NULL;
2390         text[col_pos[S_COL_LOCKED]] = NULL;
2391         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2392         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2393         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2394
2395         if (msginfo->date_t) {
2396                 procheader_date_get_localtime(date_modified,
2397                                               sizeof(date_modified),
2398                                               msginfo->date_t);
2399                 text[col_pos[S_COL_DATE]] = date_modified;
2400         } else if (msginfo->date)
2401                 text[col_pos[S_COL_DATE]] = msginfo->date;
2402         else
2403                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2404
2405         if (ftype != F_NEWS && prefs_common.swap_from && msginfo->from && msginfo->to) {
2406                 gchar *addr = NULL;
2407
2408                 addr = g_strdup(msginfo->from);
2409
2410                 if (addr) {
2411                         extract_address(addr);
2412                         if (account_find_from_address(addr)) {
2413                                 should_swap = TRUE;
2414                         }
2415                         g_free(addr);
2416                 }
2417         }
2418
2419         if (!prefs_common.use_addr_book) {
2420                 from_text = msginfo->fromname ?
2421                                 msginfo->fromname :
2422                                 _("(No From)");
2423         } else {
2424                 gchar *tmp = summary_complete_address(msginfo->from);
2425                 from_text = tmp ? tmp : (msginfo->fromname ?
2426                                          msginfo->fromname:
2427                                                 _("(No From)"));
2428         }
2429
2430         to_text = msginfo->to ? msginfo->to :
2431                    (msginfo->cc ? msginfo->cc :
2432                      (msginfo->newsgroups ? msginfo->newsgroups : _("(No Recipient)")
2433                      )
2434                    );
2435
2436         if (!should_swap) {
2437                 text[col_pos[S_COL_FROM]] = from_text;
2438                 text[col_pos[S_COL_TO]] = to_text;
2439         } else {
2440                 gchar *tmp = NULL;
2441                 tmp = g_strconcat("-->", to_text, NULL);
2442                 text[col_pos[S_COL_FROM]] = tmp;
2443                 tmp = g_strconcat("<--", from_text, NULL);
2444                 text[col_pos[S_COL_TO]] = tmp;
2445         }
2446
2447         if (msginfo->folder && msginfo->folder->folder)
2448                 ftype = msginfo->folder->folder->klass->type;
2449
2450         if (summaryview->simplify_subject_preg != NULL)
2451                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2452                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2453                                         summaryview->simplify_subject_preg) :
2454                         _("(No Subject)");
2455         else
2456                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2457                         _("(No Subject)");
2458 }
2459
2460 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2461 {
2462         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2463 }
2464
2465 static void msginfo_mark_as_read (SummaryView *summaryview, MsgInfo *msginfo,
2466                                       GtkCTreeNode *row)
2467 {
2468         g_return_if_fail(summaryview != NULL);
2469         g_return_if_fail(msginfo != NULL);
2470         g_return_if_fail(row != NULL);
2471
2472         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2473         && procmsg_msg_has_marked_parent(msginfo))
2474                 summaryview->unreadmarked--;
2475         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2476                 procmsg_msginfo_unset_flags
2477                         (msginfo, MSG_NEW | MSG_UNREAD, 0);
2478                 summary_set_row_marks(summaryview, row);
2479                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
2480                 summary_status_show(summaryview);
2481         }
2482 }
2483
2484 typedef struct  {
2485         MsgInfo *msginfo;
2486         SummaryView *summaryview;
2487         GtkCTreeNode *row;
2488 } MarkAsReadData;
2489
2490 static int msginfo_mark_as_read_timeout(void *data)
2491 {
2492         MarkAsReadData *mdata = (MarkAsReadData *)data;
2493         if (!mdata)
2494                 return FALSE;
2495
2496         if (mdata->msginfo == summary_get_selected_msg(mdata->summaryview))
2497                 msginfo_mark_as_read(mdata->summaryview, mdata->msginfo,
2498                                      mdata->row);
2499
2500         g_free(mdata);
2501
2502         return FALSE;
2503 }
2504
2505 static void summary_display_msg_full(SummaryView *summaryview,
2506                                      GtkCTreeNode *row,
2507                                      gboolean new_window, gboolean all_headers)
2508 {
2509         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2510         MsgInfo *msginfo;
2511         gint val;
2512
2513         if (!new_window) {
2514                 if (summaryview->displayed == row)
2515                         return;
2516                 else
2517                         summaryview->messageview->filtered = FALSE;
2518         }
2519
2520         g_return_if_fail(row != NULL);
2521
2522         if (summary_is_locked(summaryview)) return;
2523         summary_lock(summaryview);
2524
2525         STATUSBAR_POP(summaryview->mainwin);
2526         GTK_EVENTS_FLUSH();
2527
2528         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2529
2530         if (new_window) {
2531                 MessageView *msgview;
2532
2533                 msgview = messageview_create_with_new_window(summaryview->mainwin);
2534                 val = messageview_show(msgview, msginfo, all_headers);
2535         } else {
2536                 MessageView *msgview;
2537
2538                 msgview = summaryview->messageview;
2539
2540                 summaryview->displayed = row;
2541                 if (!messageview_is_visible(msgview)) {
2542                         main_window_toggle_message_view(summaryview->mainwin);
2543                         GTK_EVENTS_FLUSH();
2544                 }
2545                 val = messageview_show(msgview, msginfo, all_headers);
2546                 if (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL)
2547                         gtk_widget_grab_focus(summaryview->ctree);
2548                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2549         }
2550
2551         if (val == 0 && MSG_IS_UNREAD(msginfo->flags)) {
2552                 if (prefs_common.mark_as_read_delay) {
2553                         MarkAsReadData *data = g_new0(MarkAsReadData, 1);
2554                         data->summaryview = summaryview;
2555                         data->msginfo = msginfo;
2556                         data->row = row;
2557                         gtk_timeout_add(prefs_common.mark_as_read_delay * 1000,
2558                                 msginfo_mark_as_read_timeout, data);
2559                 } else if (new_window || !prefs_common.mark_as_read_on_new_window) {
2560                         msginfo_mark_as_read(summaryview, msginfo, row);
2561                 }
2562         }
2563
2564         summary_set_menu_sensitive(summaryview);
2565         toolbar_main_set_sensitive(summaryview->mainwin);
2566         messageview_set_menu_sensitive(summaryview->messageview);
2567
2568         summary_unlock(summaryview);
2569 }
2570
2571 void summary_display_msg_selected(SummaryView *summaryview,
2572                                   gboolean all_headers)
2573 {
2574         if (summary_is_locked(summaryview)) return;
2575         summaryview->displayed = NULL;
2576         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2577                                  all_headers);
2578 }
2579
2580 void summary_redisplay_msg(SummaryView *summaryview)
2581 {
2582         GtkCTreeNode *node;
2583
2584         if (summaryview->displayed) {
2585                 node = summaryview->displayed;
2586                 summaryview->displayed = NULL;
2587                 summary_display_msg(summaryview, node);
2588         }
2589 }
2590
2591 void summary_open_msg(SummaryView *summaryview)
2592 {
2593         if (!summaryview->selected) return;
2594
2595         /* CLAWS: if separate message view, don't open a new window
2596          * but rather use the current separated message view */
2597         summary_display_msg_full(summaryview, summaryview->selected,
2598                                  prefs_common.sep_msg ? FALSE : TRUE,
2599                                  FALSE);
2600 }
2601
2602 void summary_view_source(SummaryView * summaryview)
2603 {
2604         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2605         MsgInfo *msginfo;
2606         SourceWindow *srcwin;
2607
2608         if (!summaryview->selected) return;
2609
2610         srcwin = source_window_create();
2611         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2612         source_window_show_msg(srcwin, msginfo);
2613         source_window_show(srcwin);
2614 }
2615
2616 void summary_reedit(SummaryView *summaryview)
2617 {
2618         MsgInfo *msginfo;
2619
2620         if (!summaryview->selected) return;
2621         if (!summaryview->folder_item) return;
2622         if (!folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
2623         &&  !folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
2624         &&  !folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
2625                 return;
2626
2627         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2628                                               summaryview->selected);
2629         if (!msginfo) return;
2630
2631         compose_reedit(msginfo);
2632 }
2633
2634 gboolean summary_step(SummaryView *summaryview, GtkScrollType type)
2635 {
2636         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2637         GtkCTreeNode *node;
2638
2639         if (summary_is_locked(summaryview)) return FALSE;
2640         if (type == GTK_SCROLL_STEP_FORWARD) {
2641                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2642                 if (node)
2643                         gtkut_ctree_expand_parent_all(ctree, node);
2644                 else
2645                         return FALSE;
2646         } else {
2647                 if (summaryview->selected) {
2648                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2649                         if (!node) return FALSE;
2650                 }
2651         }
2652
2653         if (messageview_is_visible(summaryview->messageview))
2654                 summaryview->display_msg = TRUE;
2655
2656         g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical", type, 0.0);
2657
2658         if (GTK_CLIST(ctree)->selection)
2659                 gtk_sctree_set_anchor_row
2660                         (GTK_SCTREE(ctree),
2661                          GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
2662
2663         return TRUE;
2664 }
2665
2666 void summary_toggle_view(SummaryView *summaryview)
2667 {
2668         if (!messageview_is_visible(summaryview->messageview) &&
2669             summaryview->selected)
2670                 summary_display_msg(summaryview,
2671                                     summaryview->selected);
2672         else
2673                 main_window_toggle_message_view(summaryview->mainwin);
2674 }
2675
2676 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2677                                                 GtkCTreeNode *node)
2678 {
2679         MsgInfo *msginfo;
2680
2681         if (node) {
2682                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2683                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2684                         return TRUE;
2685                 node = GTK_CTREE_ROW(node)->children;
2686         } else
2687                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2688
2689         while (node) {
2690                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2691                         return TRUE;
2692                 node = GTK_CTREE_ROW(node)->sibling;
2693         }
2694
2695         return FALSE;
2696 }
2697
2698 static gboolean summary_have_unread_children(SummaryView *summaryview,
2699                                              GtkCTreeNode *node)
2700 {
2701         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2702
2703         if (!node) return FALSE;
2704
2705         node = GTK_CTREE_ROW(node)->children;
2706
2707         while (node) {
2708                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2709                         return TRUE;
2710                 node = GTK_CTREE_ROW(node)->sibling;
2711         }
2712         return FALSE;
2713 }
2714
2715 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2716 {
2717         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2718         GtkStyle *style = NULL;
2719         MsgInfo *msginfo;
2720         MsgFlags flags;
2721         gint *col_pos = summaryview->col_pos;
2722
2723         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2724         if (!msginfo) return;
2725
2726         flags = msginfo->flags;
2727
2728         gtk_ctree_node_set_foreground(ctree, row, NULL);
2729
2730         /* set new/unread column */
2731         if (MSG_IS_IGNORE_THREAD(flags)) {
2732                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2733                                           ignorethreadxpm, ignorethreadxpmmask);
2734         } else if (MSG_IS_NEW(flags)) {
2735                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2736                                           newxpm, newxpmmask);
2737         } else if (MSG_IS_UNREAD(flags)) {
2738                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2739                                           unreadxpm, unreadxpmmask);
2740         } else if (MSG_IS_REPLIED(flags)) {
2741                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2742                                           repliedxpm, repliedxpmmask);
2743         } else if (MSG_IS_FORWARDED(flags)) {
2744                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_STATUS],
2745                                           forwardedxpm, forwardedxpmmask);
2746         } else {
2747                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_STATUS],
2748                                         NULL);
2749         }
2750
2751         if (prefs_common.bold_unread &&
2752             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2753              (!GTK_CTREE_ROW(row)->expanded &&
2754               GTK_CTREE_ROW(row)->children &&
2755               summary_have_unread_children(summaryview, row))))
2756                 style = bold_style;
2757
2758         /* set mark column */
2759         if (MSG_IS_DELETED(flags)) {
2760                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2761                                           deletedxpm, deletedxpmmask);
2762                 if (style)
2763                         style = bold_deleted_style;
2764                 else {
2765                         style = small_deleted_style;
2766                 }
2767                         gtk_ctree_node_set_foreground
2768                                 (ctree, row, &summaryview->color_dim);
2769         } else if (MSG_IS_MARKED(flags)) {
2770                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2771                                           markxpm, markxpmmask);
2772         } else if (MSG_IS_MOVE(flags)) {
2773                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2774                 if (style)
2775                         style = bold_marked_style;
2776                 else {
2777                         style = small_marked_style;
2778                 }
2779                         gtk_ctree_node_set_foreground
2780                                 (ctree, row, &summaryview->color_marked);
2781         } else if (MSG_IS_COPY(flags)) {
2782                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2783                 if (style)
2784                         style = bold_marked_style;
2785                 else {
2786                         style = small_marked_style;
2787                 }
2788                         gtk_ctree_node_set_foreground
2789                                 (ctree, row, &summaryview->color_marked);
2790 #if 0
2791         } else if ((global_scoring ||
2792                   summaryview->folder_item->prefs->scoring) &&
2793                  (msginfo->score >= summaryview->important_score) &&
2794                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2795                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2796                 gtk_ctree_node_set_foreground(ctree, row,
2797                                               &summaryview->color_important);
2798 #endif
2799         } else {
2800                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2801         }
2802
2803         if (MSG_IS_LOCKED(flags)) {
2804                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2805                                           lockedxpm, lockedxpmmask);
2806         }
2807         else {
2808                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2809         }
2810
2811         if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_SIGNED(flags)) {
2812                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2813                                           clipgpgsignedxpm, clipgpgsignedxpmmask);
2814         } else if (MSG_IS_SIGNED(flags)) {
2815                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2816                                           gpgsignedxpm, gpgsignedxpmmask);
2817         } else if (MSG_IS_WITH_ATTACHMENT(flags) && MSG_IS_ENCRYPTED(flags)) {
2818                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2819                                           clipkeyxpm, clipkeyxpmmask);
2820         } else if (MSG_IS_ENCRYPTED(flags)) {
2821                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2822                                           keyxpm, keyxpmmask);
2823         } else if (MSG_IS_WITH_ATTACHMENT(flags)) {
2824                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2825                                           clipxpm, clipxpmmask);
2826         } else {
2827                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2828         }
2829         if (!style)
2830                 style = small_style;
2831
2832         gtk_ctree_node_set_row_style(ctree, row, style);
2833
2834         if (MSG_GET_COLORLABEL(flags))
2835                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2836 }
2837
2838 void summary_set_marks_selected(SummaryView *summaryview)
2839 {
2840         GList *cur;
2841         summary_lock(summaryview);
2842         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL && cur->data != NULL;
2843              cur = cur->next)
2844                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2845         summary_unlock(summaryview);
2846 }
2847
2848 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2849 {
2850         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2851         MsgInfo *msginfo;
2852
2853         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2854         if (MSG_IS_DELETED(msginfo->flags))
2855                 summaryview->deleted--;
2856         if (MSG_IS_MOVE(msginfo->flags))
2857                 summaryview->moved--;
2858         if (MSG_IS_COPY(msginfo->flags))
2859                 summaryview->copied--;
2860
2861         procmsg_msginfo_set_to_folder(msginfo, NULL);
2862         procmsg_msginfo_change_flags(msginfo, MSG_MARKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2863         summary_set_row_marks(summaryview, row);
2864         debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
2865 }
2866
2867 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2868 {
2869         gboolean changed = FALSE;
2870         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2871         MsgInfo *msginfo;
2872
2873         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2874         if (MSG_IS_DELETED(msginfo->flags))
2875                 summaryview->deleted--;
2876         if (MSG_IS_MOVE(msginfo->flags)) {
2877                 summaryview->moved--;
2878                 changed = TRUE;
2879         }
2880         if (MSG_IS_COPY(msginfo->flags)) {
2881                 summaryview->copied--;
2882                 changed = TRUE;
2883         }
2884         procmsg_msginfo_set_to_folder(msginfo, NULL);
2885         procmsg_msginfo_change_flags(msginfo, MSG_LOCKED, 0, MSG_DELETED, MSG_MOVE | MSG_COPY);
2886
2887         summary_set_row_marks(summaryview, row);
2888         debug_print("Message %d is locked\n", msginfo->msgnum);
2889 }
2890
2891 static void summary_unlock_row(SummaryView *summaryview, GtkCTreeNode *row)
2892 {
2893         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2894         MsgInfo *msginfo;
2895
2896         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2897         if (!MSG_IS_LOCKED(msginfo->flags))
2898                 return;
2899         procmsg_msginfo_set_to_folder(msginfo, NULL);
2900         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
2901         summary_set_row_marks(summaryview, row);
2902         debug_print("Message %d is unlocked\n", msginfo->msgnum);
2903 }
2904
2905 void summary_mark(SummaryView *summaryview)
2906 {
2907         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2908         GList *cur;
2909
2910         START_LONG_OPERATION(summaryview);
2911         folder_item_set_batch(summaryview->folder_item, TRUE);
2912         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2913                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2914         folder_item_set_batch(summaryview->folder_item, FALSE);
2915         END_LONG_OPERATION(summaryview);
2916
2917         summary_status_show(summaryview);
2918 }
2919
2920 static void summary_mark_row_as_read(SummaryView *summaryview,
2921                                      GtkCTreeNode *row)
2922 {
2923         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2924         MsgInfo *msginfo;
2925
2926         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2927
2928         if(!(MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)))
2929                 return;
2930
2931         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
2932         && procmsg_msg_has_marked_parent(msginfo))
2933                 summaryview->unreadmarked--;
2934
2935         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2936         summary_set_row_marks(summaryview, row);
2937         debug_print("Message %d is marked as read\n",
2938                 msginfo->msgnum);
2939 }
2940
2941 void summary_mark_as_read(SummaryView *summaryview)
2942 {
2943         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2944         GList *cur;
2945
2946         START_LONG_OPERATION(summaryview);
2947         folder_item_set_batch(summaryview->folder_item, TRUE);
2948         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2949                 summary_mark_row_as_read(summaryview,
2950                                          GTK_CTREE_NODE(cur->data));
2951         folder_item_set_batch(summaryview->folder_item, FALSE);
2952         END_LONG_OPERATION(summaryview);
2953
2954         summary_status_show(summaryview);
2955 }
2956
2957 void summary_msgs_lock(SummaryView *summaryview)
2958 {
2959         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2960         GList *cur;
2961
2962         START_LONG_OPERATION(summaryview);
2963         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2964                 summary_lock_row(summaryview,
2965                                          GTK_CTREE_NODE(cur->data));
2966         END_LONG_OPERATION(summaryview);
2967
2968         summary_status_show(summaryview);
2969 }
2970
2971 void summary_msgs_unlock(SummaryView *summaryview)
2972 {
2973         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2974         GList *cur;
2975
2976         START_LONG_OPERATION(summaryview);
2977         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
2978                 summary_unlock_row(summaryview,
2979                                    GTK_CTREE_NODE(cur->data));
2980         END_LONG_OPERATION(summaryview);
2981
2982         summary_status_show(summaryview);
2983 }
2984
2985 void summary_mark_all_read(SummaryView *summaryview)
2986 {
2987         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2988         GtkCTreeNode *node;
2989
2990         START_LONG_OPERATION(summaryview);
2991         folder_item_set_batch(summaryview->folder_item, TRUE);
2992         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2993              node = gtkut_ctree_node_next(ctree, node))
2994                 summary_mark_row_as_read(summaryview, node);
2995         folder_item_set_batch(summaryview->folder_item, FALSE);
2996         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2997              node = gtkut_ctree_node_next(ctree, node)) {
2998                 if (!GTK_CTREE_ROW(node)->expanded)
2999                         summary_set_row_marks(summaryview, node);
3000         }
3001         END_LONG_OPERATION(summaryview);
3002
3003         summary_status_show(summaryview);
3004 }
3005
3006 static void summary_mark_row_as_unread(SummaryView *summaryview,
3007                                        GtkCTreeNode *row)
3008 {
3009         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3010         MsgInfo *msginfo;
3011
3012         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3013         if (MSG_IS_DELETED(msginfo->flags)) {
3014                 procmsg_msginfo_set_to_folder(msginfo, NULL);
3015                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
3016                 summaryview->deleted--;
3017         }
3018
3019         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)
3020         && procmsg_msg_has_marked_parent(msginfo))
3021                 summaryview->unreadmarked++;
3022
3023         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
3024         debug_print("Message %d is marked as unread\n",
3025                 msginfo->msgnum);
3026
3027         summary_set_row_marks(summaryview, row);
3028 }
3029
3030 void summary_mark_as_unread(SummaryView *summaryview)
3031 {
3032         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3033         GList *cur;
3034
3035         START_LONG_OPERATION(summaryview);
3036         folder_item_set_batch(summaryview->folder_item, TRUE);
3037         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3038                 cur = cur->next)
3039                 summary_mark_row_as_unread(summaryview,
3040                                            GTK_CTREE_NODE(cur->data));
3041         folder_item_set_batch(summaryview->folder_item, FALSE);
3042         END_LONG_OPERATION(summaryview);
3043
3044         summary_status_show(summaryview);
3045 }
3046
3047 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
3048 {
3049         GList * cur;
3050         gboolean found;
3051
3052         switch (FOLDER_TYPE(summaryview->folder_item->folder)) {
3053
3054         case F_NEWS:
3055
3056                 /*
3057                   security : checks if one the accounts correspond to
3058                   the author of the post
3059                 */
3060
3061                 found = FALSE;
3062                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
3063                         PrefsAccount * account;
3064                         gchar * from_name;
3065
3066                         account = cur->data;
3067                         if (account->name && *account->name)
3068                                 from_name =
3069                                         g_strdup_printf("%s <%s>",
3070                                                         account->name,
3071                                                         account->address);
3072                         else
3073                                 from_name =
3074                                         g_strdup_printf("%s",
3075                                                         account->address);
3076
3077                         if (g_utf8_collate(from_name, msginfo->from) == 0) {
3078                                 g_free(from_name);
3079                                 found = TRUE;
3080                                 break;
3081                         }
3082                         g_free(from_name);
3083                 }
3084
3085                 if (!found) {
3086                         alertpanel_error(_("You're not the author of the article\n"));
3087                 }
3088
3089                 return found;
3090
3091         default:
3092                 return TRUE;
3093         }
3094 }
3095
3096 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
3097 {
3098         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3099         MsgInfo *msginfo;
3100
3101         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3102
3103         if (!check_permission(summaryview, msginfo))
3104                 return;
3105
3106         if (MSG_IS_LOCKED(msginfo->flags)) return;
3107
3108         if (MSG_IS_DELETED(msginfo->flags)) return;
3109
3110         if (MSG_IS_MOVE(msginfo->flags))
3111                 summaryview->moved--;
3112         if (MSG_IS_COPY(msginfo->flags))
3113                 summaryview->copied--;
3114
3115         procmsg_msginfo_set_to_folder(msginfo, NULL);
3116         procmsg_msginfo_change_flags(msginfo, MSG_DELETED, 0, MSG_MARKED, MSG_MOVE | MSG_COPY);
3117         summaryview->deleted++;
3118
3119         if (!prefs_common.immediate_exec &&
3120             !folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3121                 summary_set_row_marks(summaryview, row);
3122
3123         debug_print("Message %s/%d is set to delete\n",
3124                     msginfo->folder->path, msginfo->msgnum);
3125 }
3126
3127 void summary_cancel(SummaryView *summaryview)
3128 {
3129         MsgInfo * msginfo;
3130         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3131
3132         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3133                                               summaryview->selected);
3134         if (!msginfo) return;
3135
3136         if (!check_permission(summaryview, msginfo))
3137                 return;
3138
3139         news_cancel_article(summaryview->folder_item->folder, msginfo);
3140
3141         if (summary_is_locked(summaryview)) return;
3142
3143         summary_lock(summaryview);
3144
3145         gtk_clist_freeze(clist);
3146
3147         summary_update_status(summaryview);
3148         summary_status_show(summaryview);
3149
3150         gtk_clist_thaw(clist);
3151
3152         summary_unlock(summaryview);
3153 }
3154
3155 void summary_delete(SummaryView *summaryview)
3156 {
3157         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3158         FolderItem *item = summaryview->folder_item;
3159         GList *cur;
3160         GtkCTreeNode *sel_last = NULL;
3161         GtkCTreeNode *node;
3162         AlertValue aval;
3163         MsgInfo *msginfo;
3164
3165         if (!item) return;
3166
3167         if (summary_is_locked(summaryview)) return;
3168
3169         if (!summaryview->folder_item ||
3170             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3171
3172         aval = alertpanel(_("Delete message(s)"),
3173                           _("Do you really want to delete selected message(s)?"),
3174                           GTK_STOCK_YES, GTK_STOCK_NO, NULL);
3175         if (aval != G_ALERTDEFAULT) return;
3176
3177         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL;
3178              cur = cur->next) {
3179                 GtkCTreeNode *row = GTK_CTREE_NODE(cur->data);
3180                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
3181                 if (msginfo->total_size != 0 &&
3182                     msginfo->size != (off_t)msginfo->total_size)
3183                         partial_mark_for_delete(msginfo);
3184         }
3185
3186         main_window_cursor_wait(summaryview->mainwin);
3187
3188         /* next code sets current row focus right. We need to find a row
3189          * that is not deleted. */
3190         summary_lock(summaryview);
3191         folder_item_update_freeze();
3192         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3193         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3194                 sel_last = GTK_CTREE_NODE(cur->data);
3195                 summary_delete_row(summaryview, sel_last);
3196         }
3197         folder_item_update_thaw();
3198         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3199         summary_unlock(summaryview);
3200
3201         node = summary_find_next_msg(summaryview, sel_last);
3202         if (!node)
3203                 node = summary_find_prev_msg(summaryview, sel_last);
3204
3205         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3206
3207         if (prefs_common.immediate_exec || folder_has_parent_of_type(item, F_TRASH)) {
3208                 summary_execute(summaryview);
3209                 /* after deleting, the anchor may be at an invalid row
3210                  * so reset it to the node we found earlier */
3211                 gtk_sctree_set_anchor_row(GTK_SCTREE(ctree), node);
3212         } else
3213                 summary_status_show(summaryview);
3214
3215         main_window_cursor_normal(summaryview->mainwin);
3216 }
3217
3218 void summary_delete_trash(SummaryView *summaryview)
3219 {
3220         FolderItem *to_folder = NULL;
3221         PrefsAccount *ac;
3222         if (!summaryview->folder_item ||
3223             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3224
3225         if (NULL != (ac = account_find_from_item(summaryview->folder_item)))
3226                 to_folder = account_get_special_folder(ac, F_TRASH);
3227
3228         if (to_folder == NULL)
3229                 to_folder = summaryview->folder_item->folder->trash;
3230
3231         if (to_folder == NULL || to_folder == summaryview->folder_item
3232             || folder_has_parent_of_type(summaryview->folder_item, F_TRASH))
3233                 summary_delete(summaryview);
3234         else
3235                 summary_move_selected_to(summaryview, to_folder);
3236 }
3237
3238
3239 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
3240 {
3241         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3242         MsgInfo *msginfo;
3243
3244         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3245         if (MSG_IS_DELETED(msginfo->flags))
3246                 summaryview->deleted--;
3247         if (MSG_IS_MOVE(msginfo->flags))
3248                 summaryview->moved--;
3249         if (MSG_IS_COPY(msginfo->flags))
3250                 summaryview->copied--;
3251
3252         procmsg_msginfo_set_to_folder(msginfo, NULL);
3253         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3254         summary_set_row_marks(summaryview, row);
3255
3256         debug_print("Message %s/%d is unmarked\n",
3257                     msginfo->folder->path, msginfo->msgnum);
3258 }
3259
3260 void summary_unmark(SummaryView *summaryview)
3261 {
3262         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3263         GList *cur;
3264
3265         START_LONG_OPERATION(summaryview);
3266         folder_item_set_batch(summaryview->folder_item, TRUE);
3267         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
3268                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3269         folder_item_set_batch(summaryview->folder_item, FALSE);
3270         END_LONG_OPERATION(summaryview);
3271
3272         summary_status_show(summaryview);
3273 }
3274
3275 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3276                                 FolderItem *to_folder)
3277 {
3278         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3279         MsgInfo *msginfo;
3280
3281         g_return_if_fail(to_folder != NULL);
3282
3283         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3284         if (MSG_IS_LOCKED(msginfo->flags))
3285                 return;
3286
3287         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3288         if (MSG_IS_DELETED(msginfo->flags))
3289                 summaryview->deleted--;
3290         if (MSG_IS_COPY(msginfo->flags)) {
3291                 summaryview->copied--;
3292         }
3293         if (!MSG_IS_MOVE(msginfo->flags)) {
3294                 procmsg_msginfo_change_flags(msginfo, 0, MSG_MOVE, MSG_DELETED, MSG_COPY);
3295                 summaryview->moved++;
3296         } else {
3297                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_COPY);
3298         }
3299
3300         if (!prefs_common.immediate_exec) {
3301                 summary_set_row_marks(summaryview, row);
3302         }
3303
3304         debug_print("Message %d is set to move to %s\n",
3305                     msginfo->msgnum, to_folder->path);
3306 }
3307
3308 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3309 {
3310         GList *cur;
3311
3312         if (!to_folder) return;
3313         if (!summaryview->folder_item ||
3314             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3315
3316         if (summary_is_locked(summaryview)) return;
3317
3318         if (summaryview->folder_item == to_folder) {
3319                 alertpanel_error(_("Destination is same as current folder."));
3320                 return;
3321         }
3322
3323         START_LONG_OPERATION(summaryview);
3324
3325         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3326              cur != NULL && cur->data != NULL; cur = cur->next)
3327                 summary_move_row_to
3328                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3329
3330         END_LONG_OPERATION(summaryview);
3331
3332         if (prefs_common.immediate_exec) {
3333                 summary_execute(summaryview);
3334         } else {
3335                 summary_status_show(summaryview);
3336         }
3337
3338         if (!summaryview->selected) { /* this was the last message */
3339                 GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree),
3340                                                          GTK_CLIST(summaryview->ctree)->rows - 1);
3341                 if (node)
3342                         summary_select_node(summaryview, node, prefs_common.always_show_msg, TRUE);
3343         }
3344
3345 }
3346
3347 void summary_move_to(SummaryView *summaryview)
3348 {
3349         FolderItem *to_folder;
3350
3351         if (!summaryview->folder_item ||
3352             FOLDER_TYPE(summaryview->folder_item->folder) == F_NEWS) return;
3353
3354         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3355                                          FOLDER_SEL_MOVE, NULL);
3356         summary_move_selected_to(summaryview, to_folder);
3357 }
3358
3359 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3360                                 FolderItem *to_folder)
3361 {
3362         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3363         MsgInfo *msginfo;
3364
3365         g_return_if_fail(to_folder != NULL);
3366
3367         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3368         procmsg_msginfo_set_to_folder(msginfo, to_folder);
3369         if (MSG_IS_DELETED(msginfo->flags))
3370                 summaryview->deleted--;
3371         if (MSG_IS_MOVE(msginfo->flags)) {
3372                 summaryview->moved--;
3373         }
3374
3375         if (!MSG_IS_COPY(msginfo->flags)) {
3376                 procmsg_msginfo_change_flags(msginfo, 0, MSG_COPY, MSG_DELETED, MSG_MOVE);
3377                 summaryview->copied++;
3378         } else {
3379                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE);
3380         }
3381         if (!prefs_common.immediate_exec) {
3382                 summary_set_row_marks(summaryview, row);
3383         }
3384
3385         debug_print("Message %d is set to copy to %s\n",
3386                     msginfo->msgnum, to_folder->path);
3387 }
3388
3389 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3390 {
3391         GList *cur;
3392
3393         if (!to_folder) return;
3394         if (!summaryview->folder_item) return;
3395
3396         if (summary_is_locked(summaryview)) return;
3397
3398         if (summaryview->folder_item == to_folder) {
3399                 alertpanel_error
3400                         (_("Destination to copy is same as current folder."));
3401                 return;
3402         }
3403
3404         START_LONG_OPERATION(summaryview);
3405
3406         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3407              cur != NULL && cur->data != NULL; cur = cur->next)
3408                 summary_copy_row_to
3409                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3410
3411         END_LONG_OPERATION(summaryview);
3412
3413         if (prefs_common.immediate_exec)
3414                 summary_execute(summaryview);
3415         else {
3416                 summary_status_show(summaryview);
3417         }
3418 }
3419
3420 void summary_copy_to(SummaryView *summaryview)
3421 {
3422         FolderItem *to_folder;
3423
3424         if (!summaryview->folder_item) return;
3425
3426         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3427                                          FOLDER_SEL_COPY, NULL);
3428         summary_copy_selected_to(summaryview, to_folder);
3429 }
3430
3431 void summary_add_address(SummaryView *summaryview)
3432 {
3433         MsgInfo *msginfo;
3434         gchar *from;
3435
3436         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3437                                               summaryview->selected);
3438         if (!msginfo) return;
3439
3440         Xstrdup_a(from, msginfo->from, return);
3441         eliminate_address_comment(from);
3442         extract_address(from);
3443         addressbook_add_contact(msginfo->fromname, from, NULL);
3444 }
3445
3446 void summary_select_all(SummaryView *summaryview)
3447 {
3448         if (!summaryview->folder_item) return;
3449
3450         summary_lock(summaryview);
3451         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3452         summary_unlock(summaryview);
3453         summary_status_show(summaryview);
3454 }
3455
3456 void summary_unselect_all(SummaryView *summaryview)
3457 {
3458         summary_lock(summaryview);
3459         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3460         summary_unlock(summaryview);
3461         summary_status_show(summaryview);
3462 }
3463
3464 void summary_select_thread(SummaryView *summaryview)
3465 {
3466         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3467         GtkCTreeNode *node = summaryview->selected;
3468
3469         if (!node) return;
3470
3471         while (GTK_CTREE_ROW(node)->parent != NULL)
3472                 node = GTK_CTREE_ROW(node)->parent;
3473
3474         if (node != summaryview->selected)
3475                 summary_select_node
3476                         (summaryview, node,
3477                          messageview_is_visible(summaryview->messageview),
3478                          FALSE);
3479
3480         gtk_ctree_select_recursive(ctree, node);
3481
3482         summary_status_show(summaryview);
3483 }
3484
3485 void summary_save_as(SummaryView *summaryview)
3486 {
3487         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3488         MsgInfo *msginfo;
3489         gchar *filename = NULL;
3490         gchar *src, *dest;
3491         gchar *tmp;
3492
3493         AlertValue aval = 0;
3494
3495         if (!summaryview->selected) return;
3496         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3497         if (!msginfo) return;
3498
3499         if (msginfo->subject) {
3500                 Xstrdup_a(filename, msginfo->subject, return);
3501                 subst_for_filename(filename);
3502         }
3503         if (g_getenv ("G_BROKEN_FILENAMES") &&
3504             filename && !g_utf8_validate(filename, -1, NULL)) {
3505                 gchar *oldstr = filename;
3506                 filename = conv_codeset_strdup(filename,
3507                                                conv_get_locale_charset_str(),
3508                                                CS_UTF_8);
3509                 if (!filename) {
3510                         g_warning("summary_save_as(): faild to convert character set.");
3511                         filename = g_strdup(oldstr);
3512                 }
3513                 dest = filesel_select_file_save(_("Save as"), filename);
3514                 g_free(filename);
3515         } else
3516                 dest = filesel_select_file_save(_("Save as"), filename);
3517         filename = NULL;
3518         if (!dest) return;
3519         if (is_file_exist(dest)) {
3520                 aval = alertpanel(_("Append or Overwrite"),
3521                                   _("Append or overwrite existing file?"),
3522                                   _("Append"), _("Overwrite"),
3523                                   GTK_STOCK_CANCEL);
3524                 if (aval != 0 && aval != 1)
3525                         return;
3526         }
3527
3528         src = procmsg_get_message_file(msginfo);
3529         tmp = g_path_get_basename(dest);
3530
3531         if ( aval==0 ) { /* append */
3532                 if (append_file(src, dest, TRUE) < 0)
3533                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3534         } else { /* overwrite */
3535                 if (copy_file(src, dest, TRUE) < 0)
3536                         alertpanel_error(_("Can't save the file '%s'."), tmp);
3537         }
3538         g_free(src);
3539
3540         /*
3541          * If two or more msgs are selected,
3542          * append them to the output file.
3543          */
3544         if (GTK_CLIST(ctree)->selection->next) {
3545                 GList *item;
3546                 for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
3547                         msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
3548                         if (!msginfo) break;
3549                         src = procmsg_get_message_file(msginfo);
3550                         if (append_file(src, dest, TRUE) < 0)
3551                                 alertpanel_error(_("Can't save the file '%s'."), tmp);
3552                 }
3553                 g_free(src);
3554         }
3555         g_free(dest);
3556         g_free(tmp);
3557 }
3558
3559 void summary_print(SummaryView *summaryview)
3560 {
3561         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3562 #ifndef USE_GNOMEPRINT
3563         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3564         MsgInfo *msginfo;
3565         gchar *cmdline = NULL;
3566         gchar *p;
3567 #else
3568         gboolean first = TRUE;
3569         GList *tmplist;
3570 #endif
3571         GList *cur;
3572
3573         if (clist->selection == NULL) return;
3574 #ifndef USE_GNOMEPRINT
3575         cmdline = input_dialog(_("Print"),
3576                                _("Enter the print command line:\n"
3577                                  "('%s' will be replaced with file name)"),
3578                                prefs_common.print_cmd);
3579         if (!cmdline) return;
3580         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3581             strchr(p + 2, '%')) {
3582                 alertpanel_error(_("Print command line is invalid:\n'%s'"),
3583                                  cmdline);
3584                 g_free(cmdline);
3585                 return;
3586         }
3587         for (cur = clist->selection; cur != NULL && cur->data != NULL; cur = cur->next) {
3588                 msginfo = gtk_ctree_node_get_row_data
3589                         (ctree, GTK_CTREE_NODE(cur->data));
3590                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3591         }
3592
3593         g_free(cmdline);
3594
3595 #else
3596         tmplist = g_list_copy(clist->selection);
3597         summary_unselect_all(summaryview);
3598         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3599                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3600                 summary_select_node(summaryview, node, TRUE, TRUE);
3601                 if (!summaryview->messageview->mimeview
3602                 ||  !summaryview->messageview->mimeview->textview
3603                 ||  !summaryview->messageview->mimeview->textview->text)
3604                         alertpanel_warning(_("Cannot print: the message doesn't "
3605                                              "contain text."));
3606                 gedit_print(
3607                         GTK_TEXT_VIEW(summaryview->messageview->mimeview
3608                                         ->textview->text));
3609         }
3610         for (cur = tmplist; cur != NULL && cur->data != NULL; cur = cur->next) {
3611                 GtkCTreeNode *node = GTK_CTREE_NODE(cur->data);
3612                 gtk_sctree_select_with_state(
3613                         GTK_SCTREE(clist), node, first ? 0:GDK_CONTROL_MASK);
3614                 first = FALSE;
3615         }
3616         g_list_free(tmplist);
3617 #endif
3618 }
3619
3620 gboolean summary_execute(SummaryView *summaryview)
3621 {
3622         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3623         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3624         GtkCTreeNode *node, *next;
3625         GtkCTreeNode *new_selected = NULL;
3626         gint move_val = -1;
3627
3628         if (!summaryview->folder_item) return FALSE;
3629
3630         if (summary_is_locked(summaryview)) return FALSE;
3631         summary_lock(summaryview);
3632
3633         gtk_clist_freeze(clist);
3634
3635         if (summaryview->threaded)
3636                 summary_unthread_for_exec(summaryview);
3637
3638         folder_item_update_freeze();
3639         move_val = summary_execute_move(summaryview);
3640         summary_execute_copy(summaryview);
3641         summary_execute_delete(summaryview);
3642
3643         node = GTK_CTREE_NODE(clist->row_list);
3644         for (; node != NULL; node = next) {
3645                 next = gtkut_ctree_node_next(ctree, node);
3646                 if (gtk_ctree_node_get_row_data(ctree, node) != NULL) continue;
3647
3648                 if (node == summaryview->displayed) {
3649                         messageview_clear(summaryview->messageview);
3650                         summaryview->displayed = NULL;
3651                 }
3652                 if (GTK_CTREE_ROW(node)->children != NULL) {
3653                         g_warning("summary_execute(): children != NULL\n");
3654                         continue;
3655                 }
3656
3657                 if (!new_selected &&
3658                     gtkut_ctree_node_is_selected(ctree, node)) {
3659                         summary_unselect_all(summaryview);
3660                         new_selected = summary_find_next_msg(summaryview, node);
3661                         if (!new_selected)
3662                                 new_selected = summary_find_prev_msg
3663                                         (summaryview, node);
3664                 }
3665
3666                 gtk_ctree_remove_node(ctree, node);
3667         }
3668
3669         folder_item_update_thaw();
3670         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3671
3672         if (new_selected) {
3673                 summary_unlock(summaryview);
3674                 gtk_sctree_select
3675                         (GTK_SCTREE(ctree),
3676                          new_selected);
3677                 summary_lock(summaryview);
3678         }
3679
3680         if (summaryview->threaded) {
3681                 gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3682                 summary_thread_build(summaryview);
3683                 summary_thread_init(summaryview);
3684                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3685         }
3686
3687         summaryview->selected = clist->selection ?
3688                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3689
3690         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3691                 menu_set_insensitive_all
3692                         (GTK_MENU_SHELL(summaryview->popupmenu));
3693                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3694         } else
3695                 gtk_widget_grab_focus(summaryview->ctree);
3696
3697         summary_update_status(summaryview);
3698         summary_status_show(summaryview);
3699
3700         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3701
3702         summary_unlock(summaryview);
3703
3704         if (move_val < 0)
3705                 summary_show(summaryview, summaryview->folder_item);
3706         return TRUE;
3707 }
3708
3709 static gint summary_execute_move(SummaryView *summaryview)
3710 {
3711         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3712         GSList *cur;
3713         gint val = -1;
3714         /* search moving messages and execute */
3715         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3716                                 summaryview);
3717
3718         if (summaryview->mlist) {
3719                 val = procmsg_move_messages(summaryview->mlist);
3720
3721                 for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3722                         procmsg_msginfo_free((MsgInfo *)cur->data);
3723                 g_slist_free(summaryview->mlist);
3724                 summaryview->mlist = NULL;
3725         }
3726         return val;
3727 }
3728
3729 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3730                                       gpointer data)
3731 {
3732         SummaryView *summaryview = data;
3733         MsgInfo *msginfo;
3734
3735         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3736
3737         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3738                 summaryview->mlist =
3739                         g_slist_prepend(summaryview->mlist, msginfo);
3740                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3741
3742                 if (msginfo->msgid && *msginfo->msgid &&
3743                     node == g_hash_table_lookup(summaryview->msgid_table,
3744                                                 msginfo->msgid))
3745                         g_hash_table_remove(summaryview->msgid_table,
3746                                             msginfo->msgid);
3747         }
3748 }
3749
3750 static void summary_execute_copy(SummaryView *summaryview)
3751 {
3752         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3753
3754         /* search copying messages and execute */
3755         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3756                                 summaryview);
3757
3758         if (summaryview->mlist) {
3759                 summaryview->mlist = g_slist_reverse(summaryview->mlist);
3760                 procmsg_copy_messages(summaryview->mlist);
3761
3762                 g_slist_free(summaryview->mlist);
3763                 summaryview->mlist = NULL;
3764         }
3765 }
3766
3767 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3768                                       gpointer data)
3769 {
3770         SummaryView *summaryview = data;
3771         MsgInfo *msginfo;
3772
3773         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3774
3775         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3776                 summaryview->mlist =
3777                         g_slist_prepend(summaryview->mlist, msginfo);
3778
3779                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3780                 summary_set_row_marks(summaryview, node);
3781         }
3782 }
3783
3784 static void summary_execute_delete(SummaryView *summaryview)
3785 {
3786         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3787         GSList *cur;
3788
3789         /* search deleting messages and execute */
3790         gtk_ctree_pre_recursive
3791                 (ctree, NULL, summary_execute_delete_func, summaryview);
3792
3793         if (!summaryview->mlist) return;
3794
3795         folder_item_remove_msgs(summaryview->folder_item,
3796                                 summaryview->mlist);
3797
3798         for (cur = summaryview->mlist; cur != NULL && cur->data != NULL; cur = cur->next)
3799                 procmsg_msginfo_free((MsgInfo *)cur->data);
3800
3801         g_slist_free(summaryview->mlist);
3802         summaryview->mlist = NULL;
3803 }
3804
3805 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3806                                         gpointer data)
3807 {
3808         SummaryView *summaryview = data;
3809         MsgInfo *msginfo;
3810
3811         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3812
3813         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3814                 summaryview->mlist =
3815                         g_slist_append(summaryview->mlist, msginfo);
3816                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3817
3818                 if (msginfo->msgid && *msginfo->msgid &&
3819                     node == g_hash_table_lookup(summaryview->msgid_table,
3820                                                 msginfo->msgid)) {
3821                         g_hash_table_remove(summaryview->msgid_table,
3822                                             msginfo->msgid);
3823                 }
3824                 if (msginfo->subject && *msginfo->subject &&
3825                     node == subject_table_lookup(summaryview->subject_table,
3826                                                  msginfo->subject)) {
3827                         subject_table_remove(summaryview->subject_table,
3828                                              msginfo->subject);
3829                 }
3830         }
3831 }
3832
3833 /* thread functions */
3834
3835 void summary_thread_build(SummaryView *summaryview)
3836 {
3837         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3838         GtkCTreeNode *node;
3839         GtkCTreeNode *next;
3840         GtkCTreeNode *parent;
3841         MsgInfo *msginfo;
3842         GSList *reflist;
3843
3844         summary_lock(summaryview);
3845
3846         debug_print("Building threads...");
3847         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3848         main_window_cursor_wait(summaryview->mainwin);
3849
3850         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3851                                        G_CALLBACK(summary_tree_expanded), summaryview);
3852         gtk_clist_freeze(GTK_CLIST(ctree));
3853
3854         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3855         while (node) {
3856                 next = GTK_CTREE_ROW(node)->sibling;
3857
3858                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3859
3860                 parent = NULL;
3861
3862                 if (msginfo && msginfo->inreplyto) {
3863                         parent = g_hash_table_lookup(summaryview->msgid_table,
3864                                                      msginfo->inreplyto);
3865
3866                         if (!parent && msginfo->references) {
3867                                 for (reflist = msginfo->references;
3868                                      reflist != NULL; reflist = reflist->next)
3869                                         if ((parent = g_hash_table_lookup
3870                                                 (summaryview->msgid_table,
3871                                                  reflist->data)))
3872                                                 break;
3873                         }
3874                 }
3875
3876                 if (prefs_common.thread_by_subject && parent == NULL) {
3877                         parent = subject_table_lookup
3878                                 (summaryview->subject_table,
3879                                  msginfo->subject);
3880                 }
3881
3882                 if (parent && parent != node) {
3883                         gtk_ctree_move(ctree, node, parent, NULL);
3884                 }
3885
3886                 node = next;
3887         }
3888
3889         gtkut_ctree_set_focus_row(ctree, summaryview->selected);
3890
3891         gtk_clist_thaw(GTK_CLIST(ctree));
3892         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3893                                          G_CALLBACK(summary_tree_expanded), summaryview);
3894
3895         debug_print("done.\n");
3896         STATUSBAR_POP(summaryview->mainwin);
3897         main_window_cursor_normal(summaryview->mainwin);
3898
3899         summaryview->threaded = TRUE;
3900
3901         summary_unlock(summaryview);
3902 }
3903
3904 static void summary_thread_init(SummaryView *summaryview)
3905 {
3906         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3907         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3908         GtkCTreeNode *next;
3909
3910         if (!summaryview->thread_collapsed) {
3911                 g_signal_handlers_block_by_func(G_OBJECT(ctree),
3912                                        G_CALLBACK(summary_tree_expanded), summaryview);
3913                 while (node) {
3914                         next = GTK_CTREE_ROW(node)->sibling;
3915                         if (GTK_CTREE_ROW(node)->children)
3916                                 gtk_ctree_expand_recursive(ctree, node);
3917                         node = next;
3918                 }
3919                 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3920                                        G_CALLBACK(summary_tree_expanded), summaryview);
3921         }
3922 }
3923
3924 void summary_unthread(SummaryView *summaryview)
3925 {
3926         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3927         GtkCTreeNode *node;
3928         GtkCTreeNode *child;
3929         GtkCTreeNode *sibling;
3930         GtkCTreeNode *next_child;
3931
3932         summary_lock(summaryview);
3933
3934         debug_print("Unthreading...");
3935         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3936         main_window_cursor_wait(summaryview->mainwin);
3937
3938         g_signal_handlers_block_by_func(G_OBJECT(ctree),
3939                                         summary_tree_collapsed, summaryview);
3940         gtk_clist_freeze(GTK_CLIST(ctree));
3941
3942         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3943              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3944                 child = GTK_CTREE_ROW(node)->children;
3945                 sibling = GTK_CTREE_ROW(node)->sibling;
3946
3947                 while (child != NULL) {
3948                         next_child = GTK_CTREE_ROW(child)->sibling;
3949                         gtk_ctree_move(ctree, child, NULL, sibling);
3950                         child = next_child;
3951                 }
3952         }
3953
3954         /* CLAWS: and sort it */
3955         gtk_sctree_sort_recursive(ctree, NULL);
3956
3957         gtk_clist_thaw(GTK_CLIST(ctree));
3958         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
3959                                            G_CALLBACK(summary_tree_collapsed), summaryview);
3960
3961         debug_print("done.\n");
3962         STATUSBAR_POP(summaryview->mainwin);
3963         main_window_cursor_normal(summaryview->mainwin);
3964
3965         summaryview->threaded = FALSE;
3966
3967         summary_unlock(summaryview);
3968 }
3969
3970 static void summary_unthread_for_exec(SummaryView *summaryview)
3971 {
3972         GtkCTreeNode *node;
3973         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3974
3975         debug_print("Unthreading for execution...");
3976
3977         START_LONG_OPERATION(summaryview);
3978
3979         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3980              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3981                 summary_unthread_for_exec_func(ctree, node, NULL);
3982         }
3983
3984         END_LONG_OPERATION(summaryview);
3985
3986         debug_print("done.\n");
3987 }
3988
3989 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3990                                            gpointer data)
3991 {
3992         MsgInfo *msginfo;
3993         GtkCTreeNode *top_parent;
3994         GtkCTreeNode *child;
3995         GtkCTreeNode *sibling;
3996
3997         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3998
3999         if (!msginfo ||
4000             (!MSG_IS_MOVE(msginfo->flags) &&
4001              !MSG_IS_DELETED(msginfo->flags)))
4002                 return;
4003         child = GTK_CTREE_ROW(node)->children;
4004         if (!child) return;
4005
4006         for (top_parent = node;
4007              GTK_CTREE_ROW(top_parent)->parent != NULL;
4008              top_parent = GTK_CTREE_ROW(top_parent)->parent)
4009                 ;
4010         sibling = GTK_CTREE_ROW(top_parent)->sibling;
4011
4012         while (child != NULL) {
4013                 GtkCTreeNode *next_child;
4014
4015                 next_child = GTK_CTREE_ROW(child)->sibling;
4016                 gtk_ctree_move(ctree, child, NULL, sibling);
4017                 child = next_child;
4018         }
4019 }
4020
4021 void summary_expand_threads(SummaryView *summaryview)
4022 {
4023         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4024         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4025
4026         g_signal_handlers_block_by_func(G_OBJECT(ctree),
4027                                        G_CALLBACK(summary_tree_expanded), summaryview);
4028         gtk_clist_freeze(GTK_CLIST(ctree));
4029
4030         while (node) {
4031                 if (GTK_CTREE_ROW(node)->children) {
4032                         gtk_ctree_expand(ctree, node);
4033                         summary_set_row_marks(summaryview, node);
4034                 }
4035                 node = GTK_CTREE_NODE_NEXT(node);
4036         }
4037
4038         gtk_clist_thaw(GTK_CLIST(ctree));
4039         g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
4040                                          G_CALLBACK(summary_tree_expanded), summaryview);
4041
4042         summaryview->thread_collapsed = FALSE;
4043
4044         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4045 }
4046
4047 void summary_collapse_threads(SummaryView *summaryview)
4048 {
4049         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4050         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
4051
4052         gtk_clist_freeze(GTK_CLIST(ctree));
4053
4054         while (node) {
4055                 if (GTK_CTREE_ROW(node)->children)
4056                         gtk_ctree_collapse(ctree, node);
4057                 node = GTK_CTREE_ROW(node)->sibling;
4058         }
4059
4060         gtk_clist_thaw(GTK_CLIST(ctree));
4061
4062         summaryview->thread_collapsed = TRUE;
4063
4064         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
4065 }
4066
4067 void summary_filter(SummaryView *summaryview, gboolean selected_only)
4068 {
4069         summary_lock(summaryview);
4070
4071         folder_item_update_freeze();
4072
4073         debug_print("filtering...");
4074         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
4075         main_window_cursor_wait(summaryview->mainwin);
4076
4077         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
4078
4079         if (selected_only) {
4080                 GList *cur;
4081
4082                 for (cur = GTK_CLIST(summaryview->ctree)->selection;
4083                      cur != NULL && cur->data != NULL; cur = cur->next) {
4084                         summary_filter_func(GTK_CTREE(summaryview->ctree),
4085                                             GTK_CTREE_NODE(cur->data),
4086                                             summaryview);
4087                 }
4088         } else {
4089                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
4090                                         GTK_CTREE_FUNC(summary_filter_func),
4091                                         summaryview);
4092         }
4093         gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
4094
4095         folder_item_update_thaw();
4096         debug_print("done.\n");
4097         STATUSBAR_POP(summaryview->mainwin);
4098         main_window_cursor_normal(summaryview->mainwin);
4099
4100         summary_unlock(summaryview);
4101
4102         /*
4103          * CLAWS: summary_show() only valid after having a lock. ideally
4104          * we want the lock to be context aware...
4105          */
4106         summary_show(summaryview, summaryview->folder_item);
4107 }
4108
4109 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
4110                                 gpointer data)
4111 {
4112         MailFilteringData mail_filtering_data;
4113         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
4114
4115         mail_filtering_data.msginfo = msginfo;
4116         if (hooks_invoke(MAIL_MANUAL_FILTERING_HOOKLIST, &mail_filtering_data))
4117                 return;
4118
4119         filter_message_by_msginfo(filtering_rules, msginfo);
4120 }
4121
4122 void summary_msginfo_filter_open(FolderItem * item, MsgInfo *msginfo,
4123                                  PrefsFilterType type, gint processing_rule)
4124 {
4125         gchar *header = NULL;
4126         gchar *key = NULL;
4127
4128         procmsg_get_filter_keyword(msginfo, &header, &key, type);
4129
4130         if (processing_rule) {
4131                 if (item == NULL)
4132                         prefs_filtering_open(&pre_global_processing,
4133                                              _("Processing rules to apply before folder rules"),
4134                                              header, key);
4135                 else
4136                         prefs_filtering_open(&item->prefs->processing,
4137                                              _("Processing configuration"),
4138                                              header, key);
4139         }
4140         else {
4141                 prefs_filtering_open(&filtering_rules,
4142                                      _("Filtering configuration"),
4143                                        header, key);
4144         }
4145
4146         g_free(header);
4147         g_free(key);
4148 }
4149
4150 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type,
4151                          gint processing_rule)
4152 {
4153         MsgInfo *msginfo;
4154         FolderItem * item;
4155
4156         if (!summaryview->selected) return;
4157
4158         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4159                                               summaryview->selected);
4160         if (!msginfo) return;
4161
4162         item = summaryview->folder_item;
4163         summary_msginfo_filter_open(item, msginfo, type, processing_rule);
4164 }
4165
4166 /* color label */
4167
4168 #define N_COLOR_LABELS colorlabel_get_color_count()
4169
4170 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
4171                                                      gpointer data)
4172 {
4173         guint color = GPOINTER_TO_UINT(data);
4174         SummaryView *summaryview;
4175
4176         summaryview = g_object_get_data(G_OBJECT(widget), "summaryview");
4177         g_return_if_fail(summaryview != NULL);
4178
4179         /* "dont_toggle" state set? */
4180         if (g_object_get_data(G_OBJECT(summaryview->colorlabel_menu),
4181                                 "dont_toggle"))
4182                 return;
4183
4184         summary_set_colorlabel(summaryview, color, NULL);
4185 }
4186
4187 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
4188  * for the messsage; not the color index */
4189 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
4190                                   guint labelcolor)
4191 {
4192         GdkColor color;
4193         GtkStyle *style, *prev_style, *ctree_style;
4194         MsgInfo *msginfo;
4195         gint color_index;
4196
4197         msginfo = gtk_ctree_node_get_row_data(ctree, node);
4198
4199         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
4200         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
4201         prev_style = gtk_ctree_node_get_row_style(ctree, node);
4202
4203         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
4204                 if (!prev_style) return;
4205                 style = gtk_style_copy(prev_style);
4206                 color = ctree_style->fg[GTK_STATE_NORMAL];
4207                 style->fg[GTK_STATE_NORMAL] = color;
4208                 color = ctree_style->fg[GTK_STATE_SELECTED];
4209                 style->fg[GTK_STATE_SELECTED] = color;
4210         } else {
4211                 if (prev_style)
4212                         style = gtk_style_copy(prev_style);
4213                 else
4214                         style = gtk_style_copy(ctree_style);
4215                 color = colorlabel_get_color(color_index);
4216                 style->fg[GTK_STATE_NORMAL] = color;
4217                 /* get the average of label color and selected fg color
4218                    for visibility */
4219                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
4220                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
4221                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
4222         }
4223
4224         gtk_ctree_node_set_row_style(ctree, node, style);
4225 }
4226
4227 static void summary_set_row_colorlabel(SummaryView *summaryview, GtkCTreeNode *row, guint labelcolor)
4228 {
4229         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4230         MsgInfo *msginfo;
4231
4232         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4233
4234         procmsg_msginfo_change_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0,
4235                                         MSG_CLABEL_FLAG_MASK, 0);
4236 }
4237
4238 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
4239                             GtkWidget *widget)
4240 {
4241         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
4242         GList *cur;
4243
4244         START_LONG_OPERATION(summaryview);
4245
4246         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
4247                 summary_set_row_colorlabel(summaryview,
4248                                            GTK_CTREE_NODE(cur->data), labelcolor);
4249         END_LONG_OPERATION(summaryview);
4250 }
4251
4252 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
4253                                                           gpointer data)
4254 {
4255         SummaryView *summaryview;
4256         GtkMenuShell *menu;
4257         GtkCheckMenuItem **items;
4258         gint n;
4259         GList *cur, *sel;
4260
4261         summaryview = (SummaryView *)data;
4262         g_return_if_fail(summaryview != NULL);
4263
4264         sel = GTK_CLIST(summaryview->ctree)->selection;
4265         if (!sel) return;
4266
4267         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
4268         g_return_if_fail(menu != NULL);
4269
4270         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
4271
4272         /* NOTE: don't return prematurely because we set the "dont_toggle"
4273          * state for check menu items */
4274         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4275                           GINT_TO_POINTER(1));
4276
4277         /* clear items. get item pointers. */
4278         for (n = 0, cur = menu->children; cur != NULL && cur->data != NULL; cur = cur->next) {
4279                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
4280                         gtk_check_menu_item_set_active
4281                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
4282                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
4283                         n++;
4284                 }
4285         }
4286
4287         if (n == (N_COLOR_LABELS + 1)) {
4288                 /* iterate all messages and set the state of the appropriate
4289                  * items */
4290                 for (; sel != NULL; sel = sel->next) {
4291                         MsgInfo *msginfo;
4292                         gint clabel;
4293
4294                         msginfo = gtk_ctree_node_get_row_data
4295                                 (GTK_CTREE(summaryview->ctree),
4296                                  GTK_CTREE_NODE(sel->data));
4297                         if (msginfo) {
4298                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
4299                                 if (!items[clabel]->active)
4300                                         gtk_check_menu_item_set_active
4301                                                 (items[clabel], TRUE);
4302                         }
4303                 }
4304         } else
4305                 g_warning("invalid number of color elements (%d)\n", n);
4306
4307         /* reset "dont_toggle" state */
4308         g_object_set_data(G_OBJECT(menu), "dont_toggle",
4309                           GINT_TO_POINTER(0));
4310 }
4311
4312 static void summary_colorlabel_menu_create(SummaryView *summaryview)
4313 {
4314         GtkWidget *label_menuitem;
4315         GtkWidget *menu;
4316         GtkWidget *item;
4317         gint i;
4318
4319         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
4320                                                    "/Color label");
4321         g_signal_connect(G_OBJECT(label_menuitem), "activate",
4322                          G_CALLBACK(summary_colorlabel_menu_item_activate_item_cb),
4323                            summaryview);
4324         gtk_widget_show(label_menuitem);
4325
4326         menu = gtk_menu_new();
4327
4328         /* create sub items. for the menu item activation callback we pass the
4329          * index of label_colors[] as data parameter. for the None color we
4330          * pass an invalid (high) value. also we attach a data pointer so we
4331          * can always get back the SummaryView pointer. */
4332
4333         item = gtk_check_menu_item_new_with_label(_("None"));
4334         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4335         g_signal_connect(G_OBJECT(item), "activate",
4336                          G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4337                            GUINT_TO_POINTER(0));
4338         g_object_set_data(G_OBJECT(item), "summaryview", summaryview);
4339         gtk_widget_show(item);
4340
4341         item = gtk_menu_item_new();
4342         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4343         gtk_widget_show(item);
4344
4345         /* create pixmap/label menu items */
4346         for (i = 0; i < N_COLOR_LABELS; i++) {
4347                 item = colorlabel_create_check_color_menu_item(i);
4348                 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
4349                 g_signal_connect(G_OBJECT(item), "activate",
4350                                  G_CALLBACK(summary_colorlabel_menu_item_activate_cb),
4351                                  GUINT_TO_POINTER(i + 1));
4352                 g_object_set_data(G_OBJECT(item), "summaryview",
4353                                   summaryview);
4354                 gtk_widget_show(item);
4355         }
4356
4357         gtk_widget_show(menu);
4358         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
4359         summaryview->colorlabel_menu = menu;
4360 }
4361
4362 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
4363 {
4364         GtkWidget *ctree;
4365         gint *col_pos = summaryview->col_pos;
4366         SummaryColumnState *col_state;
4367         gchar *titles[N_SUMMARY_COLS];
4368         SummaryColumnType type;
4369         gint pos;
4370
4371         memset(titles, 0, sizeof(titles));
4372
4373         col_state = prefs_summary_column_get_config();
4374         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4375                 summaryview->col_state[pos] = col_state[pos];
4376                 type = col_state[pos].type;
4377                 col_pos[type] = pos;
4378         }
4379         col_state = summaryview->col_state;
4380
4381         ctree = gtk_sctree_new_with_titles
4382                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], titles);
4383
4384         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
4385         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4386                                            GTK_JUSTIFY_CENTER);
4387         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4388                                            GTK_JUSTIFY_CENTER);
4389         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4390                                            GTK_JUSTIFY_CENTER);
4391         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4392                                            GTK_JUSTIFY_CENTER);
4393         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4394                                            GTK_JUSTIFY_RIGHT);
4395         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4396                                            GTK_JUSTIFY_RIGHT);
4397         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4398                                            GTK_JUSTIFY_RIGHT);
4399         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
4400                                    SUMMARY_COL_MARK_WIDTH);
4401         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_STATUS],
4402                                    SUMMARY_COL_STATUS_WIDTH);
4403         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_LOCKED],
4404                                    SUMMARY_COL_LOCKED_WIDTH);
4405         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
4406                                    SUMMARY_COL_MIME_WIDTH);
4407         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
4408                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
4409         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
4410                                    prefs_common.summary_col_size[S_COL_FROM]);
4411         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_TO],
4412                                    prefs_common.summary_col_size[S_COL_TO]);
4413         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
4414                                    prefs_common.summary_col_size[S_COL_DATE]);
4415         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
4416                                    prefs_common.summary_col_size[S_COL_SIZE]);
4417         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
4418                                    prefs_common.summary_col_size[S_COL_NUMBER]);
4419         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
4420                                    prefs_common.summary_col_size[S_COL_SCORE]);
4421         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
4422         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4423                                      GTK_CTREE_EXPANDER_SQUARE);
4424 #if 0
4425         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
4426         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
4427                                      GTK_CTREE_EXPANDER_TRIANGLE);
4428 #endif
4429         gtk_ctree_set_indent(GTK_CTREE(ctree), 12);
4430         g_object_set_data(G_OBJECT(ctree), "user_data", summaryview);
4431
4432         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
4433                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
4434                                        GTK_CAN_FOCUS);
4435                 gtk_clist_set_column_visibility
4436                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
4437         }
4438
4439         /* connect signal to the buttons for sorting */
4440 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
4441         g_signal_connect \
4442                 (G_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
4443                  "clicked", \
4444                  G_CALLBACK(func), \
4445                  summaryview)
4446
4447         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
4448         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_STATUS , summary_status_clicked);
4449         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
4450         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
4451         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
4452         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
4453         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
4454         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_TO     , summary_to_clicked);
4455         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
4456         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
4457         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_LOCKED,  summary_locked_clicked);
4458
4459 #undef CLIST_BUTTON_SIGNAL_CONNECT
4460
4461         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
4462                          G_CALLBACK(summary_selected), summaryview);
4463         g_signal_connect(G_OBJECT(ctree), "button_press_event",
4464                          G_CALLBACK(summary_button_pressed),
4465                          summaryview);
4466         g_signal_connect(G_OBJECT(ctree), "button_release_event",
4467                          G_CALLBACK(summary_button_released),
4468                          summaryview);
4469         g_signal_connect(G_OBJECT(ctree), "key_press_event",
4470                          G_CALLBACK(summary_key_pressed), summaryview);
4471         g_signal_connect(G_OBJECT(ctree), "resize_column",
4472                          G_CALLBACK(summary_col_resized), summaryview);
4473         g_signal_connect(G_OBJECT(ctree), "open_row",
4474                          G_CALLBACK(summary_open_row), summaryview);
4475
4476         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
4477                                G_CALLBACK(summary_tree_expanded),
4478                                summaryview);
4479         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
4480                                G_CALLBACK(summary_tree_collapsed),
4481                                summaryview);
4482
4483         g_signal_connect(G_OBJECT(ctree), "start_drag",
4484                          G_CALLBACK(summary_start_drag),
4485                          summaryview);
4486         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
4487                          G_CALLBACK(summary_drag_data_get),
4488                          summaryview);
4489
4490         return ctree;
4491 }
4492
4493 void summary_set_column_order(SummaryView *summaryview)
4494 {
4495         GtkWidget *ctree;
4496         GtkWidget *scrolledwin = summaryview->scrolledwin;
4497         GtkWidget *pixmap;
4498         FolderItem *item;
4499         guint selected_msgnum = summary_get_msgnum(summaryview, summaryview->selected);
4500         guint displayed_msgnum = summary_get_msgnum(summaryview, summaryview->displayed);
4501
4502         item = summaryview->folder_item;
4503
4504         summary_clear_all(summaryview);
4505         gtk_widget_destroy(summaryview->ctree);
4506
4507         summaryview->ctree = ctree = summary_ctree_create(summaryview);
4508         summary_set_fonts(summaryview);
4509         pixmap = gtk_image_new_from_pixmap(clipxpm, clipxpmmask);
4510         gtk_clist_set_column_widget(GTK_CLIST(ctree),
4511                                     summaryview->col_pos[S_COL_MIME], pixmap);
4512         gtk_widget_show(pixmap);
4513         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4514                                             GTK_CLIST(ctree)->hadjustment);
4515         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
4516                                             GTK_CLIST(ctree)->vadjustment);
4517         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
4518         gtk_widget_show(ctree);
4519
4520         summary_show(summaryview, item);
4521
4522         summary_select_by_msgnum(summaryview, selected_msgnum);
4523
4524         summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
4525         if (!summaryview->displayed)
4526                 messageview_clear(summaryview->messageview);
4527         else
4528                 summary_redisplay_msg(summaryview);
4529 }
4530
4531
4532 /* callback functions */
4533
4534 static gint summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
4535                                    SummaryView *summaryview)
4536 {
4537         if (event)
4538                 summary_toggle_view(summaryview);
4539         return TRUE;
4540 }
4541
4542 static gboolean summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
4543                                        SummaryView *summaryview)
4544 {
4545         if (!event) return FALSE;
4546
4547         if (event->button == 3) {
4548                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4549                 /* right clicked */
4550                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
4551                                NULL, NULL, event->button, event->time);
4552         } else if (event->button == 2) {
4553                 summaryview->display_msg = messageview_is_visible(summaryview->messageview);
4554         } else if (event->button == 1) {
4555                 if (!prefs_common.emulate_emacs &&
4556                     messageview_is_visible(summaryview->messageview))
4557                         summaryview->display_msg = TRUE;
4558         }
4559
4560         return FALSE;
4561 }
4562
4563 static gboolean summary_button_released(GtkWidget *ctree, GdkEventButton *event,
4564                                         SummaryView *summaryview)
4565 {
4566         return FALSE;
4567 }
4568
4569 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
4570 {
4571         summary_key_pressed(summaryview->ctree, event, summaryview);
4572 }
4573
4574 #define BREAK_ON_MODIFIER_KEY() \
4575         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
4576
4577 static gboolean summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
4578                                     SummaryView *summaryview)
4579 {
4580         GtkCTree *ctree = GTK_CTREE(widget);
4581         GtkCTreeNode *node;
4582         MessageView *messageview;
4583         TextView *textview;
4584         GtkAdjustment *adj;
4585         gboolean mod_pressed;
4586
4587         if (summary_is_locked(summaryview)) return TRUE;
4588         if (!event) return TRUE;
4589
4590         if (quicksearch_has_focus(summaryview->quicksearch))
4591                 return FALSE;
4592
4593         switch (event->keyval) {
4594         case GDK_Left:          /* Move focus */
4595                 adj = gtk_scrolled_window_get_hadjustment
4596                         (GTK_SCROLLED_WINDOW(summaryview->scrolledwin));
4597                 if (adj->lower != adj->value)
4598                         break;
4599                 /* FALLTHROUGH */
4600         case GDK_Escape:
4601                 gtk_widget_grab_focus(summaryview->folderview->ctree);
4602                 return TRUE;
4603         case GDK_Home:
4604         case GDK_End:
4605                 if ((node = summaryview->selected) != NULL) {
4606                         GtkCTreeNode *next = NULL;
4607                         next = (event->keyval == GDK_Home)
4608                                         ? gtk_ctree_node_nth(ctree, 0)
4609                                         : gtk_ctree_node_nth(ctree,
4610                                                 g_list_length(GTK_CLIST(ctree)->row_list)-1);
4611                         if (next) {
4612                                 gtk_sctree_select_with_state
4613                                         (GTK_SCTREE(ctree), next, event->state);
4614
4615                                 /* Deprecated - what are the non-deprecated equivalents? */
4616                                 if (gtk_ctree_node_is_visible(GTK_CTREE(ctree), next) != GTK_VISIBILITY_FULL)
4617                                         gtk_ctree_node_moveto(GTK_CTREE(ctree), next, 0, 0, 0);
4618                                 summaryview->selected = next;
4619                         }
4620                 }
4621                 return TRUE;
4622         default:
4623                 break;
4624         }
4625
4626         if (!summaryview->selected) {
4627                 node = gtk_ctree_node_nth(ctree, 0);
4628                 if (node)
4629                         gtk_sctree_select(GTK_SCTREE(ctree), node);
4630                 else
4631                         return TRUE;
4632         }
4633
4634         messageview = summaryview->messageview;
4635         textview = messageview->mimeview->textview;
4636
4637         mod_pressed =
4638                 ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
4639
4640         switch (event->keyval) {
4641         case GDK_space:         /* Page down or go to the next */
4642                 if (event->state & GDK_SHIFT_MASK)
4643                         textview_scroll_page(textview, TRUE);
4644                 else {
4645                         if (summaryview->displayed != summaryview->selected) {
4646                                 summary_display_msg(summaryview,
4647                                                     summaryview->selected);
4648                                 break;
4649                         }
4650                         if (mod_pressed) {
4651                                 if (!textview_scroll_page(textview, TRUE))
4652                                         summary_select_prev_unread(summaryview);
4653                         } else {
4654                                 if (!textview_scroll_page(textview, FALSE))
4655                                         summary_select_next_unread(summaryview);
4656                         }
4657                 }
4658                 break;
4659         case GDK_BackSpace:     /* Page up */
4660                 textview_scroll_page(textview, TRUE);
4661                 break;
4662         case GDK_Return:        /* Scroll up/down one line */
4663                 if (summaryview->displayed != summaryview->selected) {
4664                         summary_display_msg(summaryview,
4665                                             summaryview->selected);
4666                         break;
4667                 }
4668                 textview_scroll_one_line(textview, mod_pressed);
4669                 break;
4670         case GDK_Delete:
4671                 BREAK_ON_MODIFIER_KEY();
4672                 summary_delete_trash(summaryview);
4673                 break;
4674         default:
4675                 break;
4676         }
4677         return FALSE;
4678 }
4679
4680 static void quicksearch_execute_cb(QuickSearch *quicksearch, gpointer data)
4681 {
4682         SummaryView *summaryview = data;
4683
4684         summary_show(summaryview, summaryview->folder_item);
4685 }
4686
4687 static void tog_searchbar_cb(GtkWidget *w, gpointer data)
4688 {
4689         SummaryView *summaryview = (SummaryView *)data;
4690
4691         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
4692                 prefs_common.show_searchbar = TRUE;
4693                 quicksearch_show(summaryview->quicksearch);
4694         } else {
4695                 prefs_common.show_searchbar = FALSE;
4696                 quicksearch_hide(summaryview->quicksearch);
4697         }
4698 }
4699
4700 void summaryview_activate_quicksearch(SummaryView *summaryview)
4701 {
4702         gtk_toggle_button_set_active(
4703                 GTK_TOGGLE_BUTTON(summaryview->toggle_search),
4704                 TRUE);
4705         quicksearch_show(summaryview->quicksearch);
4706 }
4707
4708 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
4709 {
4710         if (folder_has_parent_of_type(summaryview->folder_item, F_OUTBOX)
4711         ||  folder_has_parent_of_type(summaryview->folder_item, F_DRAFT)
4712         ||  folder_has_parent_of_type(summaryview->folder_item, F_QUEUE))
4713                 summary_reedit(summaryview);
4714         else
4715                 summary_open_msg(summaryview);
4716
4717         summaryview->display_msg = FALSE;
4718 }
4719
4720 static void summary_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
4721                                   SummaryView *summaryview)
4722 {
4723         summary_set_row_marks(summaryview, node);
4724         while (prefs_common.bold_unread && node) {
4725                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4726                 if (GTK_CTREE_ROW(node)->children)
4727                         summary_set_row_marks(summaryview, node);
4728                 node = next;
4729         }
4730 }
4731
4732 static void summary_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
4733                                    SummaryView *summaryview)
4734 {
4735         summary_set_row_marks(summaryview, node);
4736 }
4737
4738 static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
4739                              gint column, SummaryView *summaryview)
4740 {
4741         MsgInfo *msginfo;
4742         gboolean marked_unread = FALSE;
4743
4744         if (summary_is_locked(summaryview)
4745         ||  GTK_SCTREE(ctree)->selecting_range) {
4746                 return;
4747         }
4748
4749         summary_status_show(summaryview);
4750
4751         if (GTK_CLIST(ctree)->selection &&
4752             GTK_CLIST(ctree)->selection->next) {
4753                 summaryview->display_msg = FALSE;
4754                 summary_set_menu_sensitive(summaryview);
4755                 toolbar_main_set_sensitive(summaryview->mainwin);
4756                 return;
4757         }
4758
4759         summaryview->selected = row;
4760
4761         msginfo = gtk_ctree_node_get_row_data(ctree, row);
4762         g_return_if_fail(msginfo != NULL);
4763
4764         switch (column < 0 ? column : summaryview->col_state[column].type) {
4765         case S_COL_MARK:
4766                 if (!MSG_IS_DELETED(msginfo->flags) &&
4767                     !MSG_IS_MOVE(msginfo->flags) &&
4768                     !MSG_IS_COPY(msginfo->flags)) {
4769                         if (MSG_IS_MARKED(msginfo->flags)) {
4770                                 summary_unmark_row(summaryview, row);
4771                         } else {
4772                                 summary_mark_row(summaryview, row);
4773                         }
4774                 }
4775                 break;
4776         case S_COL_STATUS:
4777                 if (MSG_IS_UNREAD(msginfo->flags)) {
4778                         summary_mark_row_as_read(summaryview, row);
4779                         summary_status_show(summaryview);
4780                 } else if (!MSG_IS_REPLIED(msginfo->flags) &&
4781                          !MSG_IS_FORWARDED(msginfo->flags)) {
4782                         marked_unread = TRUE;
4783                 } else if (MSG_IS_REPLIED(msginfo->flags)) {
4784                         summary_find_answers(summaryview, msginfo);
4785                         return;
4786                 }
4787                 break;
4788         case S_COL_LOCKED:
4789                 if (MSG_IS_LOCKED(msginfo->flags)) {
4790                         procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
4791                         summary_set_row_marks(summaryview, row);
4792                 }
4793                 else
4794                         summary_lock_row(summaryview, row);
4795                 break;
4796         default:
4797                 break;
4798         }
4799
4800         if (summaryview->display_msg ||
4801             (prefs_common.always_show_msg &&
4802              messageview_is_visible(summaryview->messageview))) {
4803                 summaryview->display_msg = FALSE;
4804                 if (summaryview->displayed != row) {
4805                         summary_display_msg(summaryview, row);
4806                         if (marked_unread) {
4807                                 summary_mark_row_as_unread(summaryview, row);
4808                                 summary_status_show(summaryview);
4809                         }
4810                         return;
4811                 }
4812         }
4813
4814         if (marked_unread) {
4815                 summary_mark_row_as_unread(summaryview, row);
4816                 summary_status_show(summaryview);
4817         }
4818
4819         summary_set_menu_sensitive(summaryview);
4820         toolbar_main_set_sensitive(summaryview->mainwin);
4821 }
4822
4823 static void summary_col_resized(GtkCList *clist, gint column, gint width,
4824                                 SummaryView *summaryview)
4825 {
4826         SummaryColumnType type = summaryview->col_state[column].type;
4827
4828         prefs_common.summary_col_size[type] = width;
4829 }
4830
4831
4832 /*
4833  * \brief get List of msginfo selected in SummaryView
4834  *
4835  * \param summaryview
4836  *
4837  * \return GSList holding MsgInfo
4838  */
4839 GSList *summary_get_selection(SummaryView *summaryview)
4840 {
4841         GList *sel = NULL;
4842         GSList *msginfo_list = NULL;
4843
4844         g_return_val_if_fail(summaryview != NULL, NULL);
4845
4846         sel = GTK_CLIST(summaryview->ctree)->selection;
4847
4848         g_return_val_if_fail(sel != NULL, NULL);
4849
4850         for ( ; sel != NULL; sel = sel->next)
4851                 msginfo_list =
4852                         g_slist_append(msginfo_list,
4853                                        gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
4854                                                                    GTK_CTREE_NODE(sel->data)));
4855         return msginfo_list;
4856 }
4857
4858 static void summary_reply_cb(SummaryView *summaryview, guint action,
4859                              GtkWidget *widget)
4860 {
4861         MessageView *msgview = (MessageView*)summaryview->messageview;
4862         GSList *msginfo_list;
4863
4864         g_return_if_fail(msgview != NULL);
4865
4866         msginfo_list = summary_get_selection(summaryview);
4867         g_return_if_fail(msginfo_list != NULL);
4868         compose_reply_from_messageview(msgview, msginfo_list, action);
4869         g_slist_free(msginfo_list);
4870 }
4871
4872 static void summary_show_all_header_cb(SummaryView *summaryview,
4873                                        guint action, GtkWidget *widget)
4874 {
4875         summaryview->messageview->all_headers =
4876                         GTK_CHECK_MENU_ITEM(widget)->active;
4877         summary_display_msg_selected(summaryview,
4878                                      GTK_CHECK_MENU_ITEM(widget)->active);
4879 }
4880
4881 static void summary_add_address_cb(SummaryView *summaryview,
4882                                    guint action, GtkWidget *widget)
4883 {
4884         summary_add_address(summaryview);
4885 }
4886
4887 static void summary_create_filter_cb(SummaryView *summaryview,
4888                                      guint action, GtkWidget *widget)
4889 {
4890         summary_filter_open(summaryview, (PrefsFilterType)action, 0);
4891 }
4892
4893 static void summary_create_processing_cb(SummaryView *summaryview,
4894                                          guint action, GtkWidget *widget)
4895 {
4896         summary_filter_open(summaryview, (PrefsFilterType)action, 1);
4897 }
4898
4899 static void summary_sort_by_column_click(SummaryView *summaryview,
4900                                          FolderSortKey sort_key)
4901 {
4902         GtkCTreeNode *node = NULL;
4903         START_TIMING("summary_sort_by_column_click");
4904         if (summaryview->sort_key == sort_key)
4905                 summary_sort(summaryview, sort_key,
4906                              summaryview->sort_type == SORT_ASCENDING
4907                              ? SORT_DESCENDING : SORT_ASCENDING);
4908         else
4909                 summary_sort(summaryview, sort_key, SORT_ASCENDING);
4910
4911         node = GTK_CTREE_NODE(GTK_CLIST(summaryview->ctree)->row_list);
4912
4913         while (prefs_common.bold_unread && node) {
4914                 GtkCTreeNode *next = GTK_CTREE_NODE_NEXT(node);
4915                 if (GTK_CTREE_ROW(node)->children)
4916                         summary_set_row_marks(summaryview, node);
4917                 node = next;
4918         }
4919         END_TIMING();
4920 }
4921
4922 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
4923 {
4924         summary_sort_by_column_click(summaryview, SORT_BY_MARK);
4925 }
4926
4927 static void summary_status_clicked(GtkWidget *button, SummaryView *summaryview)
4928 {
4929         summary_sort_by_column_click(summaryview, SORT_BY_STATUS);
4930 }
4931
4932 static void summary_mime_clicked(GtkWidget *button, SummaryView *summaryview)
4933 {
4934         summary_sort_by_column_click(summaryview, SORT_BY_MIME);
4935 }
4936
4937 static void summary_num_clicked(GtkWidget *button, SummaryView *summaryview)
4938 {
4939         summary_sort_by_column_click(summaryview, SORT_BY_NUMBER);
4940 }
4941
4942 static void summary_size_clicked(GtkWidget *button, SummaryView *summaryview)
4943 {
4944         summary_sort_by_column_click(summaryview, SORT_BY_SIZE);
4945 }
4946
4947 static void summary_date_clicked(GtkWidget *button, SummaryView *summaryview)
4948 {
4949         summary_sort_by_column_click(summaryview, SORT_BY_DATE);
4950 }
4951
4952 static void summary_from_clicked(GtkWidget *button, SummaryView *summaryview)
4953 {
4954         summary_sort_by_column_click(summaryview, SORT_BY_FROM);
4955 }
4956
4957 static void summary_to_clicked(GtkWidget *button, SummaryView *summaryview)
4958 {
4959         summary_sort_by_column_click(summaryview, SORT_BY_TO);
4960 }
4961
4962 static void summary_subject_clicked(GtkWidget *button,
4963                                     SummaryView *summaryview)
4964 {
4965         summary_sort_by_column_click(summaryview, SORT_BY_SUBJECT);
4966 }
4967
4968 static void summary_score_clicked(GtkWidget *button,
4969                                   SummaryView *summaryview)
4970 {
4971         summary_sort_by_column_click(summaryview, SORT_BY_SCORE);
4972 }
4973
4974 static void summary_locked_clicked(GtkWidget *button,
4975                                    SummaryView *summaryview)
4976 {
4977         summary_sort_by_column_click(summaryview, SORT_BY_LOCKED);
4978 }
4979
4980 static void summary_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
4981                                SummaryView *summaryview)
4982 {
4983         GdkDragContext *context;
4984
4985         g_return_if_fail(summaryview != NULL);
4986         g_return_if_fail(summaryview->folder_item != NULL);
4987         g_return_if_fail(summaryview->folder_item->folder != NULL);
4988         if (summaryview->selected == NULL) return;
4989
4990         context = gtk_drag_begin(widget, summaryview->target_list,
4991                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
4992         gtk_drag_set_icon_default(context);
4993 }
4994
4995 static void summary_drag_data_get(GtkWidget        *widget,
4996                                   GdkDragContext   *drag_context,
4997                                   GtkSelectionData *selection_data,
4998                                   guint             info,
4999                                   guint             time,
5000                                   SummaryView      *summaryview)
5001 {
5002         if (info == TARGET_MAIL_URI_LIST) {
5003                 GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5004                 GList *cur;
5005                 MsgInfo *msginfo;
5006                 gchar *mail_list = NULL, *tmp1, *tmp2;
5007
5008                 for (cur = GTK_CLIST(ctree)->selection;
5009                      cur != NULL && cur->data != NULL; cur = cur->next) {
5010                         msginfo = gtk_ctree_node_get_row_data
5011                                 (ctree, GTK_CTREE_NODE(cur->data));
5012                         tmp2 = procmsg_get_message_file(msginfo);
5013                         if (!tmp2) continue;
5014                         tmp1 = g_strconcat("file://", tmp2, NULL);
5015                         g_free(tmp2);
5016
5017                         if (!mail_list) {
5018                                 mail_list = tmp1;
5019                         } else {
5020                                 tmp2 = g_strconcat(mail_list, tmp1, NULL);
5021                                 g_free(mail_list);
5022                                 g_free(tmp1);
5023                                 mail_list = tmp2;
5024                         }
5025                 }
5026
5027                 if (mail_list != NULL) {
5028                         gtk_selection_data_set(selection_data,
5029                                                selection_data->target, 8,
5030                                                mail_list, strlen(mail_list));
5031                         g_free(mail_list);
5032                 }
5033         } else if (info == TARGET_DUMMY) {
5034                 if (GTK_CLIST(summaryview->ctree)->selection)
5035                         gtk_selection_data_set(selection_data,
5036                                                selection_data->target, 8,
5037                                                "Dummy", 6);
5038         }
5039 }
5040
5041
5042 /* custom compare functions for sorting */
5043
5044 #define CMP_FUNC_DEF(func_name, val)                                     \
5045 static gint func_name(GtkCList *clist,                                   \
5046                       gconstpointer ptr1, gconstpointer ptr2)            \
5047 {                                                                        \
5048         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;                 \
5049         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;                 \
5050                                                                          \
5051         if (!msginfo1 || !msginfo2)                                      \
5052                 return -1;                                               \
5053                                                                          \
5054         return (val);                                                    \
5055 }
5056
5057 CMP_FUNC_DEF(summary_cmp_by_mark,
5058              MSG_IS_MARKED(msginfo1->flags) - MSG_IS_MARKED(msginfo2->flags))
5059 CMP_FUNC_DEF(summary_cmp_by_status,
5060              MSG_IS_UNREAD(msginfo1->flags) - MSG_IS_UNREAD(msginfo2->flags))
5061 CMP_FUNC_DEF(summary_cmp_by_mime,
5062              MSG_IS_WITH_ATTACHMENT(msginfo1->flags) - MSG_IS_WITH_ATTACHMENT(msginfo2->flags))
5063 CMP_FUNC_DEF(summary_cmp_by_label,
5064              MSG_GET_COLORLABEL(msginfo1->flags) -
5065              MSG_GET_COLORLABEL(msginfo2->flags))
5066 CMP_FUNC_DEF(summary_cmp_by_locked,
5067              MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags))
5068
5069 CMP_FUNC_DEF(summary_cmp_by_num, msginfo1->msgnum - msginfo2->msgnum)
5070 CMP_FUNC_DEF(summary_cmp_by_size, msginfo1->size - msginfo2->size)
5071 CMP_FUNC_DEF(summary_cmp_by_date, msginfo1->date_t - msginfo2->date_t)
5072
5073 #undef CMP_FUNC_DEF
5074
5075 static gint summary_cmp_by_subject(GtkCList *clist,
5076                                    gconstpointer ptr1,
5077                                    gconstpointer ptr2)
5078 {
5079         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5080         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5081
5082         if (!msginfo1->subject)
5083                 return (msginfo2->subject != NULL);
5084         if (!msginfo2->subject)
5085                 return -1;
5086
5087         return subject_compare_for_sort
5088                 (msginfo1->subject, msginfo2->subject);
5089 }
5090
5091 static gint summary_cmp_by_from(GtkCList *clist, gconstpointer ptr1,
5092                                 gconstpointer ptr2)
5093 {
5094         const gchar *str1, *str2;
5095         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5096         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5097         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5098
5099         g_return_val_if_fail(sv, -1);
5100
5101         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
5102         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
5103
5104         if (!str1)
5105                 return str2 != NULL;
5106
5107         if (!str2)
5108                 return -1;
5109
5110         return g_utf8_collate(str1, str2);
5111 }
5112
5113 static gint summary_cmp_by_to(GtkCList *clist, gconstpointer ptr1,
5114                                 gconstpointer ptr2)
5115 {
5116         const gchar *str1, *str2;
5117         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5118         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5119         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5120
5121         g_return_val_if_fail(sv, -1);
5122
5123         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_TO]])->text;
5124         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_TO]])->text;
5125
5126         if (!str1)
5127                 return str2 != NULL;
5128
5129         if (!str2)
5130                 return -1;
5131
5132         return g_utf8_collate(str1, str2);
5133 }
5134
5135 static gint summary_cmp_by_simplified_subject
5136         (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
5137 {
5138         const FolderItemPrefs *prefs;
5139         const gchar *str1, *str2;
5140         const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
5141         const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
5142         const MsgInfo *msginfo1 = r1->data;
5143         const MsgInfo *msginfo2 = r2->data;
5144         const SummaryView *sv = g_object_get_data(G_OBJECT(clist), "summaryview");
5145
5146         g_return_val_if_fail(sv, -1);
5147         g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
5148
5149         str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5150         str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
5151
5152         if (!str1)
5153                 return str2 != NULL;
5154
5155         if (!str2)
5156                 return -1;
5157
5158         prefs = msginfo1->folder->prefs;
5159         if (!prefs)
5160                 prefs = msginfo2->folder->prefs;
5161         if (!prefs)
5162                 return -1;
5163
5164         return subject_compare_for_sort(str1, str2);
5165 }
5166
5167 static gint summary_cmp_by_score(GtkCList *clist,
5168                                  gconstpointer ptr1, gconstpointer ptr2)
5169 {
5170         MsgInfo *msginfo1 = ((GtkCListRow *)ptr1)->data;
5171         MsgInfo *msginfo2 = ((GtkCListRow *)ptr2)->data;
5172         int diff;
5173
5174         /* if score are equal, sort by date */
5175
5176         diff = msginfo1->threadscore - msginfo2->threadscore;
5177         if (diff != 0)
5178                 return diff;
5179         else
5180                 return summary_cmp_by_date(clist, ptr1, ptr2);
5181 }
5182
5183 static void news_flag_crosspost(MsgInfo *msginfo)
5184 {
5185         GString *line;
5186         gpointer key;
5187         gpointer value;
5188         Folder *mff;
5189
5190         g_return_if_fail(msginfo != NULL);
5191         g_return_if_fail(msginfo->folder != NULL);
5192         g_return_if_fail(msginfo->folder->folder != NULL);
5193         mff = msginfo->folder->folder;
5194         g_return_if_fail(mff->klass->type == F_NEWS);
5195
5196         if (mff->account->mark_crosspost_read) {
5197                 line = g_string_sized_new(128);
5198                 g_string_printf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
5199                 debug_print("nfcp: checking <%s>", line->str);
5200                 if (mff->newsart &&
5201                     g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
5202                         debug_print(" <%s>", (gchar *)value);
5203                         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
5204                                 procmsg_msginfo_change_flags(msginfo,
5205                                         mff->account->crosspost_col, 0, MSG_NEW | MSG_UNREAD, 0);
5206                         }
5207                         g_hash_table_remove(mff->newsart, key);
5208                         g_free(key);
5209                 }
5210                 g_string_free(line, TRUE);
5211                 debug_print("\n");
5212         }
5213 }
5214
5215 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5216 {
5217         SummaryView *summaryview = (SummaryView *) data;
5218         MsgInfo *msginfo;
5219
5220         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5221
5222         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5223                 summaryview->unreadmarked--;
5224
5225         procmsg_msginfo_change_flags(msginfo, MSG_IGNORE_THREAD, 0, MSG_NEW | MSG_UNREAD, 0);
5226
5227         summary_set_row_marks(summaryview, row);
5228         debug_print("Message %d is marked as ignore thread\n",
5229             msginfo->msgnum);
5230 }
5231
5232 static void summary_ignore_thread(SummaryView *summaryview)
5233 {
5234         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5235         GList *cur;
5236
5237         START_LONG_OPERATION(summaryview);
5238         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5239                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5240                                         GTK_CTREE_FUNC(summary_ignore_thread_func),
5241                                         summaryview);
5242
5243         END_LONG_OPERATION(summaryview);
5244
5245         summary_status_show(summaryview);
5246 }
5247
5248 static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5249 {
5250         SummaryView *summaryview = (SummaryView *) data;
5251         MsgInfo *msginfo;
5252
5253         msginfo = gtk_ctree_node_get_row_data(ctree, row);
5254
5255         if (MSG_IS_UNREAD(msginfo->flags) && procmsg_msg_has_marked_parent(msginfo))
5256                 summaryview->unreadmarked++;
5257
5258         procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
5259
5260         summary_set_row_marks(summaryview, row);
5261         debug_print("Message %d is marked as unignore thread\n",
5262             msginfo->msgnum);
5263 }
5264
5265 static void summary_unignore_thread(SummaryView *summaryview)
5266 {
5267         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5268         GList *cur;
5269
5270         START_LONG_OPERATION(summaryview);
5271         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5272                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5273                                         GTK_CTREE_FUNC(summary_unignore_thread_func),
5274                                         summaryview);
5275
5276         END_LONG_OPERATION(summaryview);
5277
5278         summary_status_show(summaryview);
5279 }
5280
5281 static void summary_check_ignore_thread_func
5282                 (GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
5283 {
5284         MsgInfo *msginfo;
5285         gint *found_ignore = (gint *) data;
5286
5287         if (*found_ignore) return;
5288         else {
5289                 msginfo = gtk_ctree_node_get_row_data(ctree, row);
5290                 *found_ignore = MSG_IS_IGNORE_THREAD(msginfo->flags);
5291         }
5292 }
5293
5294 void summary_toggle_ignore_thread(SummaryView *summaryview)
5295 {
5296         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
5297         GList *cur;
5298         gint found_ignore = 0;
5299
5300         for (cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next)
5301                 gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data),
5302                                         GTK_CTREE_FUNC(summary_check_ignore_thread_func),
5303                                         &found_ignore);
5304
5305         if (found_ignore)
5306                 summary_unignore_thread(summaryview);
5307         else
5308                 summary_ignore_thread(summaryview);
5309 }
5310
5311 #if 0 /* OLD PROCESSING */
5312 static gboolean processing_apply_func(GNode *node, gpointer data)
5313 {
5314         FolderItem *item;
5315         GSList * processing;
5316         SummaryView * summaryview = (SummaryView *) data;
5317
5318         if (node == NULL)
5319                 return FALSE;
5320
5321         item = node->data;
5322         /* prevent from the warning */
5323         if (item->path == NULL)
5324                 return FALSE;
5325         processing = item->prefs->processing;
5326
5327
5328         if (processing != NULL) {
5329                 gchar * buf;
5330                 GSList * mlist;
5331                 GSList * cur;
5332
5333                 buf = g_strdup_printf(_("Processing (%s)..."), item->path);
5334                 debug_print(buf);
5335                 STATUSBAR_PUSH(summaryview->mainwin, buf);
5336                 g_free(buf);
5337
5338                 mlist = folder_item_get_msg_list(item);
5339                 for(cur = mlist ; cur != NULL && cur->data != NULL ; cur = cur->next) {
5340                         MsgInfo * msginfo;
5341
5342                         msginfo = (MsgInfo *) cur->data;
5343                         filter_message_by_msginfo(processing, msginfo, NULL);
5344                         procmsg_msginfo_free(msginfo);
5345                 }
5346
5347                 g_slist_free(mlist);
5348
5349                 STATUSBAR_POP(summaryview->mainwin);
5350         }
5351
5352
5353         return FALSE;
5354 }
5355
5356 void processing_apply(SummaryView * summaryview)
5357 {
5358         GList * cur;
5359
5360         for (cur = folder_get_list() ; cur != NULL && cur->data != NULL ; cur = g_list_next(cur)) {
5361                 Folder *folder;
5362
5363                 folder = (Folder *) cur->data;
5364                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
5365                                 processing_apply_func, summaryview);
5366         }
5367 }
5368 #endif
5369
5370 void summary_toggle_show_read_messages(SummaryView *summaryview)
5371 {
5372         if (summaryview->folder_item->hide_read_msgs)
5373                 summaryview->folder_item->hide_read_msgs = 0;
5374         else
5375                 summaryview->folder_item->hide_read_msgs = 1;
5376         summary_show(summaryview, summaryview->folder_item);
5377 }
5378
5379 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
5380                                              guint action)
5381 {
5382         GtkWidget *widget;
5383
5384         widget = gtk_item_factory_get_item(gtk_item_factory_from_widget(summaryview->mainwin->menubar),
5385                                            "/View/Hide read messages");
5386         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5387                           GINT_TO_POINTER(1));
5388         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), action);
5389         g_object_set_data(G_OBJECT(widget), "dont_toggle",
5390                           GINT_TO_POINTER(0));
5391 }
5392
5393 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
5394 {
5395         GtkWidget *ctree = summaryview->ctree;
5396         GtkWidget *pixmap;
5397
5398         gtk_widget_destroy(summaryview->folder_pixmap);
5399
5400         stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
5401         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
5402         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
5403         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
5404         stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
5405         stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
5406         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
5407         stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
5408         stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
5409         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
5410         stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
5411         stock_pixmap_gdk(ctree, STOCK_PIXMAP_GPG_SIGNED, &gpgsignedxpm, &gpgsignedxpmmask);
5412         stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_GPG_SIGNED, &clipgpgsignedxpm, &clipgpgsignedxpmmask);
5413
5414         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
5415         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
5416         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
5417         gtk_widget_show(pixmap);
5418         summaryview->folder_pixmap = pixmap;
5419
5420         pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
5421         gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search),
5422                               summaryview->quick_search_pixmap);
5423         gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
5424         gtk_widget_show(pixmap);
5425         summaryview->quick_search_pixmap = pixmap;
5426
5427         folderview_unselect(summaryview->folderview);
5428         folderview_select(summaryview->folderview, summaryview->folder_item);
5429         summary_set_column_titles(summaryview);
5430 }
5431
5432 /*
5433  * Harvest addresses for selected messages in summary view.
5434  */
5435 void summary_harvest_address(SummaryView *summaryview)
5436 {
5437         GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
5438         GList *cur;
5439         GList *msgList;
5440         MsgInfo *msginfo;
5441
5442         msgList = NULL;
5443         for( cur = GTK_CLIST(ctree)->selection; cur != NULL && cur->data != NULL; cur = cur->next ) {
5444                 msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
5445                 msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
5446         }
5447         addressbook_harvest( summaryview->folder_item, TRUE, msgList );
5448         g_list_free( msgList );
5449 }
5450
5451 static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
5452 {
5453         int err;
5454         gchar buf[BUFFSIZE];
5455         regex_t *preg = NULL;
5456
5457         preg = g_new0(regex_t, 1);
5458
5459         err = string_match_precompile(simplify_subject_regexp,
5460                                       preg, REG_EXTENDED);
5461         if (err) {
5462                 regerror(err, preg, buf, BUFFSIZE);
5463                 alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
5464                 g_free(preg);
5465                 preg = NULL;
5466         }
5467
5468         return preg;
5469 }
5470
5471 void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
5472 {
5473         g_return_if_fail(summaryview != NULL);
5474         g_return_if_fail(item != NULL);
5475
5476         /* Subject simplification */
5477         if(summaryview->simplify_subject_preg) {
5478                 regfree(summaryview->simplify_subject_preg);
5479                 g_free(summaryview->simplify_subject_preg);
5480                 summaryview->simplify_subject_preg = NULL;
5481         }
5482         if(item->prefs && item->prefs->simplify_subject_regexp &&
5483            item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
5484                 summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
5485
5486         /* Sorting */
5487         summaryview->sort_key = item->sort_key;
5488         summaryview->sort_type = item->sort_type;
5489
5490         /* Threading */
5491         summaryview->threaded = item->threaded;
5492         summaryview->thread_collapsed = item->thread_collapsed;
5493
5494         /* Scoring */
5495 #if 0
5496         if (global_scoring || item->prefs->scoring) {
5497                 summaryview->important_score = prefs_common.important_score;
5498                 if (item->prefs->important_score >
5499                     summaryview->important_score)
5500                         summaryview->important_score =
5501                                 item->prefs->important_score;
5502         }
5503 #endif
5504 }
5505
5506 void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
5507 {
5508         /* Sorting */
5509         item->sort_key = summaryview->sort_key;
5510         item->sort_type = summaryview->sort_type;
5511
5512         /* Threading */
5513         item->threaded = summaryview->threaded;
5514         item->thread_collapsed = summaryview->thread_collapsed;
5515 }
5516
5517 static gboolean summary_update_msg(gpointer source, gpointer data)
5518 {
5519         MsgInfoUpdate *msginfo_update = (MsgInfoUpdate *) source;
5520         SummaryView *summaryview = (SummaryView *)data;
5521         GtkCTreeNode *node;
5522
5523         g_return_val_if_fail(msginfo_update != NULL, TRUE);
5524         g_return_val_if_fail(summaryview != NULL, FALSE);
5525
5526         if (msginfo_update->flags & MSGINFO_UPDATE_FLAGS) {
5527                 node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo_update->msginfo);
5528
5529                 if (node)
5530                         summary_set_row_marks(summaryview, node);
5531         }
5532
5533         return FALSE;
5534 }
5535
5536 /*!
5537  *\brief        change summaryview to display your answer(s) to a message
5538  *
5539  *\param        summaryview The SummaryView ;)
5540  *\param        msginfo The message for which answers are searched
5541  *
5542  */
5543 static void summary_find_answers (SummaryView *summaryview, MsgInfo *msg)
5544 {
5545         FolderItem *sent_folder = NULL;
5546         PrefsAccount *account = NULL;
5547         GtkCTreeNode *node = NULL;
5548         char *buf = NULL;
5549         if (msg == NULL || msg->msgid == NULL)
5550                 return;
5551
5552         account = account_get_reply_account(msg, prefs_common.reply_account_autosel);
5553         if (account == NULL)
5554                 return;
5555         sent_folder = account_get_special_folder
5556                                 (account, F_OUTBOX);
5557
5558         buf = g_strdup_printf("inreplyto matchcase \"%s\"", msg->msgid);
5559
5560         if (sent_folder != summaryview->folder_item) {
5561                 folderview_select(summaryview->mainwin->folderview, sent_folder);
5562         }
5563
5564         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(summaryview->toggle_search), TRUE);
5565
5566         quicksearch_set(summaryview->quicksearch, QUICK_SEARCH_EXTENDED, buf);
5567         g_free(buf);
5568
5569         node = gtk_ctree_node_nth(GTK_CTREE(summaryview->ctree), 0);
5570         if (node)
5571                 summary_select_node(summaryview, node, TRUE, TRUE);
5572 }
5573
5574 void summaryview_export_mbox_list(SummaryView *summaryview)
5575 {
5576         GSList *list = summary_get_selected_msg_list(summaryview);
5577         gchar *mbox = filesel_select_file_save(_("Export to mbox file"), NULL);
5578
5579         if (mbox == NULL || list == NULL)
5580                 return;
5581
5582         export_list_to_mbox(list, mbox);
5583
5584         g_slist_free(list);
5585         g_free(mbox);
5586
5587 }
5588
5589 void summaryview_lock(SummaryView *summaryview, FolderItem *item)
5590 {
5591         if (!summaryview || !summaryview->folder_item || !item) {
5592                 return;
5593         }
5594
5595         if (summaryview->folder_item->folder == item->folder) {
5596                 gtk_widget_set_sensitive(summaryview->ctree, FALSE);
5597         }
5598 }
5599 void summaryview_unlock(SummaryView *summaryview, FolderItem *item)
5600 {
5601         gtk_widget_set_sensitive(summaryview->ctree, TRUE);
5602 }