src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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 <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkscrolledwindow.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkpixmap.h>
  27 #include <gtk/gtkctree.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtksignal.h>
  30 #include <gtk/gtktext.h>
  31 #include <gtk/gtkmenu.h>
  32 #include <gtk/gtkmenuitem.h>
  33 #include <gtk/gtkitemfactory.h>
  34 #include <gtk/gtkvbox.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkwindow.h>
  37 #include <gtk/gtkstyle.h>
  38 #include <gtk/gtkarrow.h>
  39 #include <gtk/gtkeventbox.h>
  40 #include <gtk/gtkstatusbar.h>
  41 #include <gtk/gtkmenuitem.h>
  42
  43 #include <stdio.h>
  44 #include <stdlib.h>
  45 #include <string.h>
  46 #include <ctype.h>
  47 #include <unistd.h>
  48 #include <sys/stat.h>
  49 #include <regex.h>
  50
  51 #include "intl.h"
  52 #include "main.h"
  53 #include "menu.h"
  54 #include "mainwindow.h"
  55 #include "folderview.h"
  56 #include "summaryview.h"
  57 #include "messageview.h"
  58 #include "foldersel.h"
  59 #include "procmsg.h"
  60 #include "procheader.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "prefs_summary_column.h"
  64 #include "prefs_filter.h"
  65 #include "prefs_filtering.h"
  66 #include "account.h"
  67 #include "compose.h"
  68 #include "utils.h"
  69 #include "gtkutils.h"
  70 #include "stock_pixmap.h"
  71 #include "filesel.h"
  72 #include "alertpanel.h"
  73 #include "inputdialog.h"
  74 #include "statusbar.h"
  75 #include "filter.h"
  76 #include "folder.h"
  77 #include "colorlabel.h"
  78 #include "inc.h"
  79 #include "imap.h"
  80 #include "addressbook.h"
  81 #include "addr_compl.h"
  82 #include "scoring.h"
  83 #include "prefs_folder_item.h"
  84 #include "filtering.h"
  85 #include "string_match.h"
  86
  87 #define STATUSBAR_PUSH(mainwin, str) \
  88 { \
  89         gtk_statusbar_push(GTK_STATUSBAR(mainwin->statusbar), \
  90                            mainwin->summaryview_cid, str); \
  91         gtkut_widget_wait_for_draw(mainwin->hbox_stat); \
  92 }
  93
  94 #define STATUSBAR_POP(mainwin) \
  95 { \
  96         gtk_statusbar_pop(GTK_STATUSBAR(mainwin->statusbar), \
  97                           mainwin->summaryview_cid); \
  98 }
  99
 100 #define SUMMARY_COL_MARK_WIDTH          10
 101 #define SUMMARY_COL_UNREAD_WIDTH        13
 102 #define SUMMARY_COL_LOCKED_WIDTH        13
 103 #define SUMMARY_COL_MIME_WIDTH          11
 104
 105 static GdkFont *boldfont;
 106 static GdkFont *smallfont;
 107
 108 static GtkStyle *bold_style;
 109 static GtkStyle *bold_marked_style;
 110 static GtkStyle *bold_deleted_style;
 111 static GtkStyle *small_style;
 112 static GtkStyle *small_marked_style;
 113 static GtkStyle *small_deleted_style;
 114
 115 static GdkPixmap *markxpm;
 116 static GdkBitmap *markxpmmask;
 117 static GdkPixmap *deletedxpm;
 118 static GdkBitmap *deletedxpmmask;
 119
 120 static GdkPixmap *newxpm;
 121 static GdkBitmap *newxpmmask;
 122 static GdkPixmap *unreadxpm;
 123 static GdkBitmap *unreadxpmmask;
 124 static GdkPixmap *repliedxpm;
 125 static GdkBitmap *repliedxpmmask;
 126 static GdkPixmap *forwardedxpm;
 127 static GdkBitmap *forwardedxpmmask;
 128 static GdkPixmap *ignorethreadxpm;
 129 static GdkBitmap *ignorethreadxpmmask;
 130 static GdkPixmap *lockedxpm;
 131 static GdkBitmap *lockedxpmmask;
 132
 133 static GdkPixmap *clipxpm;
 134 static GdkBitmap *clipxpmmask;
 135 static GdkPixmap *keyxpm;
 136 static GdkBitmap *keyxpmmask;
 137 static GdkPixmap *clipkeyxpm;
 138 static GdkBitmap *clipkeyxpmmask;
 139
 140 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 141                                          GtkCTreeNode           *node,
 142                                          gpointer                data);
 143 static void summary_set_marks_func      (GtkCTree               *ctree,
 144                                          GtkCTreeNode           *node,
 145                                          gpointer                data);
 146 static void summary_write_cache_func    (GtkCTree               *ctree,
 147                                          GtkCTreeNode           *node,
 148                                          gpointer                data);
 149
 150 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 151
 152 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
 153                                              guint action);
 154
 155 static guint summary_get_msgnum         (SummaryView            *summaryview,
 156                                          GtkCTreeNode           *node);
 157
 158 static GtkCTreeNode *summary_find_prev_msg
 159                                         (SummaryView            *summaryview,
 160                                          GtkCTreeNode           *current_node);
 161 static GtkCTreeNode *summary_find_next_msg
 162                                         (SummaryView            *summaryview,
 163                                          GtkCTreeNode           *current_node);
 164
 165 static GtkCTreeNode *summary_find_prev_flagged_msg
 166                                         (SummaryView    *summaryview,
 167                                          GtkCTreeNode   *current_node,
 168                                          MsgPermFlags    flags,
 169                                          gboolean        start_from_prev);
 170 static GtkCTreeNode *summary_find_next_flagged_msg
 171                                         (SummaryView    *summaryview,
 172                                          GtkCTreeNode   *current_node,
 173                                          MsgPermFlags    flags,
 174                                          gboolean        start_from_next);
 175
 176 static GtkCTreeNode *summary_find_msg_by_msgnum
 177                                         (SummaryView            *summaryview,
 178                                          guint                   msgnum);
 179
 180 static void summary_update_status       (SummaryView            *summaryview);
 181
 182 /* display functions */
 183 static void summary_status_show         (SummaryView            *summaryview);
 184 static void summary_set_column_titles   (SummaryView            *summaryview);
 185 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 186                                          GSList                 *mlist);
 187 static void summary_set_header          (SummaryView            *summaryview,
 188                                          gchar                  *text[],
 189                                          MsgInfo                *msginfo);
 190 static void summary_display_msg         (SummaryView            *summaryview,
 191                                          GtkCTreeNode           *row);
 192 static void summary_display_msg_full    (SummaryView            *summaryview,
 193                                          GtkCTreeNode           *row,
 194                                          gboolean                new_window,
 195                                          gboolean                all_headers);
 196 static void summary_set_row_marks       (SummaryView            *summaryview,
 197                                          GtkCTreeNode           *row);
 198 static void summaryview_subject_filter_init (PrefsFolderItem    *prefs);
 199
 200 /* message handling */
 201 static void summary_mark_row            (SummaryView            *summaryview,
 202                                          GtkCTreeNode           *row);
 203 static void summary_lock_row            (SummaryView            *summaryview,
 204                                          GtkCTreeNode           *row);
 205 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 206                                          GtkCTreeNode           *row);
 207 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 208                                          GtkCTreeNode           *row);
 209 static void summary_delete_row          (SummaryView            *summaryview,
 210                                          GtkCTreeNode           *row);
 211 static void summary_unmark_row          (SummaryView            *summaryview,
 212                                          GtkCTreeNode           *row);
 213 static void summary_move_row_to         (SummaryView            *summaryview,
 214                                          GtkCTreeNode           *row,
 215                                          FolderItem             *to_folder);
 216 static void summary_copy_row_to         (SummaryView            *summaryview,
 217                                          GtkCTreeNode           *row,
 218                                          FolderItem             *to_folder);
 219
 220 static void summary_delete_duplicated_func
 221                                         (GtkCTree               *ctree,
 222                                          GtkCTreeNode           *node,
 223                                          SummaryView            *summaryview);
 224
 225 static void summary_execute_move        (SummaryView            *summaryview);
 226 static void summary_execute_move_func   (GtkCTree               *ctree,
 227                                          GtkCTreeNode           *node,
 228                                          gpointer                data);
 229 static void summary_execute_copy        (SummaryView            *summaryview);
 230 static void summary_execute_copy_func   (GtkCTree               *ctree,
 231                                          GtkCTreeNode           *node,
 232                                          gpointer                data);
 233 static void summary_execute_delete      (SummaryView            *summaryview);
 234 static void summary_execute_delete_func (GtkCTree               *ctree,
 235                                          GtkCTreeNode           *node,
 236                                          gpointer                data);
 237
 238 static void summary_thread_init         (SummaryView            *summaryview);
 239 static void summary_ignore_thread       (SummaryView  *summaryview);
 240 static void summary_unignore_thread     (SummaryView *summaryview);
 241
 242 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 243 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 244                                                  GtkCTreeNode   *node,
 245                                                  gpointer        data);
 246
 247 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
 248                               GSList * mlist);
 249
 250 void summary_processing(SummaryView *summaryview, GSList * mlist);
 251 static void summary_filter_func         (GtkCTree               *ctree,
 252                                          GtkCTreeNode           *node,
 253                                          gpointer                data);
 254
 255 static void summary_colorlabel_menu_item_activate_cb
 256                                           (GtkWidget    *widget,
 257                                            gpointer      data);
 258 static void summary_colorlabel_menu_item_activate_item_cb
 259                                           (GtkMenuItem  *label_menu_item,
 260                                            gpointer      data);
 261 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 262
 263 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 264
 265 /* callback functions */
 266 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 267                                          GdkEventButton         *event,
 268                                          SummaryView            *summaryview);
 269 static void summary_button_pressed      (GtkWidget              *ctree,
 270                                          GdkEventButton         *event,
 271                                          SummaryView            *summaryview);
 272 static void summary_button_released     (GtkWidget              *ctree,
 273                                          GdkEventButton         *event,
 274                                          SummaryView            *summaryview);
 275 static void summary_key_pressed         (GtkWidget              *ctree,
 276                                          GdkEventKey            *event,
 277                                          SummaryView            *summaryview);
 278 static void summary_open_row            (GtkSCTree              *sctree,
 279                                          SummaryView            *summaryview);
 280 static void summary_tree_expanded       (GtkCTree               *ctree,
 281                                          GtkCTreeNode           *node,
 282                                          SummaryView            *summaryview);
 283 static void summary_tree_collapsed      (GtkCTree               *ctree,
 284                                          GtkCTreeNode           *node,
 285                                          SummaryView            *summaryview);
 286 static void summary_selected            (GtkCTree               *ctree,
 287                                          GtkCTreeNode           *row,
 288                                          gint                    column,
 289                                          SummaryView            *summaryview);
 290 static void summary_col_resized         (GtkCList               *clist,
 291                                          gint                    column,
 292                                          gint                    width,
 293                                          SummaryView            *summaryview);
 294 static void summary_reply_cb            (SummaryView            *summaryview,
 295                                          guint                   action,
 296                                          GtkWidget              *widget);
 297 static void summary_execute_cb          (SummaryView            *summaryview,
 298                                          guint                   action,
 299                                          GtkWidget              *widget);
 300 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 301                                          guint                   action,
 302                                          GtkWidget              *widget);
 303
 304 static void summary_add_address_cb      (SummaryView            *summaryview,
 305                                          guint                   action,
 306                                          GtkWidget              *widget);
 307 static void summary_create_filter_cb    (SummaryView            *summaryview,
 308                                          guint                   action,
 309                                          GtkWidget              *widget);
 310
 311 static void summary_mark_clicked        (GtkWidget              *button,
 312                                          SummaryView            *summaryview);
 313 static void summary_unread_clicked      (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_mime_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_num_clicked         (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_score_clicked       (GtkWidget *button,
 320                                          SummaryView *summaryview);
 321 static void summary_size_clicked        (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323 static void summary_date_clicked        (GtkWidget              *button,
 324                                          SummaryView            *summaryview);
 325 static void summary_from_clicked        (GtkWidget              *button,
 326                                          SummaryView            *summaryview);
 327 static void summary_subject_clicked     (GtkWidget              *button,
 328                                          SummaryView            *summaryview);
 329 static void summary_score_clicked       (GtkWidget              *button,
 330                                          SummaryView            *summaryview);
 331 static void summary_locked_clicked      (GtkWidget              *button,
 332                                          SummaryView            *summaryview);
 333
 334 static void summary_start_drag          (GtkWidget        *widget,
 335                                          int button,
 336                                          GdkEvent *event,
 337                                          SummaryView      *summaryview);
 338 static void summary_drag_data_get       (GtkWidget        *widget,
 339                                          GdkDragContext   *drag_context,
 340                                          GtkSelectionData *selection_data,
 341                                          guint             info,
 342                                          guint             time,
 343                                          SummaryView      *summaryview);
 344
 345 /* custom compare functions for sorting */
 346
 347 static gint summary_cmp_by_mark         (GtkCList               *clist,
 348                                          gconstpointer           ptr1,
 349                                          gconstpointer           ptr2);
 350 static gint summary_cmp_by_unread       (GtkCList               *clist,
 351                                          gconstpointer           ptr1,
 352                                          gconstpointer           ptr2);
 353 static gint summary_cmp_by_mime         (GtkCList               *clist,
 354                                          gconstpointer           ptr1,
 355                                          gconstpointer           ptr2);
 356 static gint summary_cmp_by_num          (GtkCList               *clist,
 357                                          gconstpointer           ptr1,
 358                                          gconstpointer           ptr2);
 359 static gint summary_cmp_by_size         (GtkCList               *clist,
 360                                          gconstpointer           ptr1,
 361                                          gconstpointer           ptr2);
 362 static gint summary_cmp_by_date         (GtkCList               *clist,
 363                                          gconstpointer           ptr1,
 364                                          gconstpointer           ptr2);
 365 static gint summary_cmp_by_from         (GtkCList               *clist,
 366                                          gconstpointer           ptr1,
 367                                          gconstpointer           ptr2);
 368 static gint summary_cmp_by_subject      (GtkCList               *clist,
 369                                          gconstpointer           ptr1,
 370                                          gconstpointer           ptr2);
 371 static gint summary_cmp_by_score        (GtkCList               *clist,
 372                                          gconstpointer           ptr1,
 373                                          gconstpointer           ptr2);
 374 static gint summary_cmp_by_locked       (GtkCList *clist,
 375                                          gconstpointer ptr1, gconstpointer ptr2);
 376 static gint summary_cmp_by_label        (GtkCList               *clist,
 377                                          gconstpointer           ptr1,
 378                                          gconstpointer           ptr2);
 379
 380 static void news_flag_crosspost         (MsgInfo *msginfo);
 381
 382 GtkTargetEntry summary_drag_types[1] =
 383 {
 384         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 385 };
 386
 387 static GtkItemFactoryEntry summary_popup_entries[] =
 388 {
 389         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 390         {N_("/Repl_y to sender"),       NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 391         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 392         {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 393         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 394         {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
 395         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 396         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 397         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 398         {N_("/Select _thread"),         NULL, summary_select_thread, 0, NULL},
 399         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
 400         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 401         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 402         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 403         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 404         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 407         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 408         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 409         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 410         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 411         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 412         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 413         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 414         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 415         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 416
 417         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 418         {N_("/Add sender to address boo_k"),
 419                                         NULL, summary_add_address_cb, 0, NULL},
 420         {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
 421         {N_("/Create f_ilter rule/_Automatically"),
 422                                         NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
 423         {N_("/Create f_ilter rule/by _From"),
 424                                         NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
 425         {N_("/Create f_ilter rule/by _To"),
 426                                         NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
 427         {N_("/Create f_ilter rule/by _Subject"),
 428                                         NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
 429         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 430         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 431         {N_("/_View/Open in new _window"),
 432                                         NULL, summary_open_msg, 0, NULL},
 433         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 434         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, "<ToggleItem>"},
 435         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 436         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 437         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 438 };
 439
 440 static const gchar *const col_label[N_SUMMARY_COLS] = {
 441         N_("M"),        /* S_COL_MARK    */
 442         N_("U"),        /* S_COL_UNREAD  */
 443         "",             /* S_COL_MIME    */
 444         N_("Subject"),  /* S_COL_SUBJECT */
 445         N_("From"),     /* S_COL_FROM    */
 446         N_("Date"),     /* S_COL_DATE    */
 447         N_("Size"),     /* S_COL_SIZE    */
 448         N_("No."),      /* S_COL_NUMBER  */
 449         N_("Score"),    /* S_COL_SCORE   */
 450         N_("L")         /* S_COL_LOCKED  */
 451 };
 452
 453 SummaryView *summary_create(void)
 454 {
 455         SummaryView *summaryview;
 456         GtkWidget *vbox;
 457         GtkWidget *scrolledwin;
 458         GtkWidget *ctree;
 459         GtkWidget *hbox;
 460         GtkWidget *hbox_l;
 461         GtkWidget *statlabel_folder;
 462         GtkWidget *statlabel_select;
 463         GtkWidget *statlabel_msgs;
 464         GtkWidget *hbox_spc;
 465         GtkWidget *toggle_eventbox;
 466         GtkWidget *toggle_arrow;
 467         GtkWidget *popupmenu;
 468         GtkItemFactory *popupfactory;
 469         gint n_entries;
 470
 471         debug_print(_("Creating summary view...\n"));
 472         summaryview = g_new0(SummaryView, 1);
 473
 474         vbox = gtk_vbox_new(FALSE, 2);
 475
 476         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 477         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 478                                        GTK_POLICY_AUTOMATIC,
 479                                        GTK_POLICY_ALWAYS);
 480         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 481         gtk_widget_set_usize(vbox,
 482                              prefs_common.summaryview_width,
 483                              prefs_common.summaryview_height);
 484
 485         ctree = summary_ctree_create(summaryview);
 486
 487         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 488                                             GTK_CLIST(ctree)->hadjustment);
 489         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 490                                             GTK_CLIST(ctree)->vadjustment);
 491         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 492
 493         /* create status label */
 494         hbox = gtk_hbox_new(FALSE, 0);
 495         gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 496
 497         hbox_l = gtk_hbox_new(FALSE, 0);
 498         gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
 499
 500         statlabel_folder = gtk_label_new("");
 501         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
 502         statlabel_select = gtk_label_new("");
 503         gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 504
 505         /* toggle view button */
 506         toggle_eventbox = gtk_event_box_new();
 507         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 508         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 509         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 510         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 511                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 512                            summaryview);
 513
 514         statlabel_msgs = gtk_label_new("");
 515         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 516
 517         hbox_spc = gtk_hbox_new(FALSE, 0);
 518         gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 519
 520         /* create popup menu */
 521         n_entries = sizeof(summary_popup_entries) /
 522                 sizeof(summary_popup_entries[0]);
 523         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 524                                       "<SummaryView>", &popupfactory,
 525                                       summaryview);
 526
 527         summaryview->vbox = vbox;
 528         summaryview->scrolledwin = scrolledwin;
 529         summaryview->ctree = ctree;
 530         summaryview->hbox = hbox;
 531         summaryview->hbox_l = hbox_l;
 532         summaryview->statlabel_folder = statlabel_folder;
 533         summaryview->statlabel_select = statlabel_select;
 534         summaryview->statlabel_msgs = statlabel_msgs;
 535         summaryview->toggle_eventbox = toggle_eventbox;
 536         summaryview->toggle_arrow = toggle_arrow;
 537         summaryview->popupmenu = popupmenu;
 538         summaryview->popupfactory = popupfactory;
 539         summaryview->lock_count = 0;
 540
 541         gtk_widget_show_all(vbox);
 542
 543         return summaryview;
 544 }
 545
 546 void summary_init(SummaryView *summaryview)
 547 {
 548         GtkStyle *style;
 549         GtkWidget *pixmap;
 550
 551         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK,
 552                          &markxpm, &markxpmmask);
 553         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED,
 554                          &deletedxpm, &deletedxpmmask);
 555         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW,
 556                          &newxpm, &newxpmmask);
 557         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD,
 558                          &unreadxpm, &unreadxpmmask);
 559         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED,
 560                          &repliedxpm, &repliedxpmmask);
 561         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED,
 562                          &forwardedxpm, &forwardedxpmmask);
 563         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP,
 564                          &clipxpm, &clipxpmmask);
 565         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED,
 566                          &lockedxpm, &lockedxpmmask);
 567         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD,
 568                          &ignorethreadxpm, &ignorethreadxpmmask);
 569         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY,
 570                          &clipkeyxpm, &clipkeyxpmmask);
 571         stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY,
 572                          &keyxpm, &keyxpmmask);
 573
 574         if (!small_style) {
 575                 small_style = gtk_style_copy
 576                         (gtk_widget_get_style(summaryview->ctree));
 577                 if (!smallfont)
 578                         smallfont = gdk_fontset_load(SMALL_FONT);
 579                 small_style->font = smallfont;
 580                 small_marked_style = gtk_style_copy(small_style);
 581                 small_marked_style->fg[GTK_STATE_NORMAL] =
 582                         summaryview->color_marked;
 583                 small_deleted_style = gtk_style_copy(small_style);
 584                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 585                         summaryview->color_dim;
 586         }
 587         if (!bold_style) {
 588                 bold_style = gtk_style_copy
 589                         (gtk_widget_get_style(summaryview->ctree));
 590                 if (!boldfont)
 591                         boldfont = gdk_fontset_load(BOLD_FONT);
 592                 bold_style->font = boldfont;
 593                 bold_marked_style = gtk_style_copy(bold_style);
 594                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 595                         summaryview->color_marked;
 596                 bold_deleted_style = gtk_style_copy(bold_style);
 597                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 598                         summaryview->color_dim;
 599         }
 600
 601         style = gtk_style_copy(gtk_widget_get_style
 602                                 (summaryview->statlabel_folder));
 603
 604         gtk_widget_set_style(summaryview->statlabel_folder, style);
 605         gtk_widget_set_style(summaryview->statlabel_select, style);
 606         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 607
 608         pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
 609         gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
 610         gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
 611         gtk_widget_show(pixmap);
 612         summaryview->folder_pixmap = pixmap;
 613
 614         summary_clear_list(summaryview);
 615         summary_set_column_titles(summaryview);
 616         summary_colorlabel_menu_create(summaryview);
 617         summary_set_menu_sensitive(summaryview);
 618
 619 }
 620
 621 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 622                                                  GtkCTreeNode *current_node)
 623 {
 624         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 625         GtkCTreeNode *node;
 626         MsgInfo *msginfo;
 627         gint best_score = MIN_SCORE;
 628         GtkCTreeNode *best_node = NULL;
 629
 630         if (current_node)
 631                 /*node = current_node;*/
 632                 node = GTK_CTREE_NODE_NEXT(current_node);
 633         else
 634                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 635
 636         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 637                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 638                 if (msginfo->score >= summaryview->important_score)
 639                         break;
 640                 if (msginfo->score > best_score) {
 641                         best_score = msginfo->score;
 642                         best_node = node;
 643                 }
 644         }
 645
 646         if (node != NULL)
 647                 return node;
 648         else
 649                 return best_node;
 650 }
 651
 652 GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
 653                                                  GtkCTreeNode *current_node)
 654 {
 655         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 656         GtkCTreeNode *node;
 657         MsgInfo *msginfo;
 658         gint best_score = MIN_SCORE;
 659         GtkCTreeNode *best_node = NULL;
 660
 661         if (current_node)
 662                 /*node = current_node;*/
 663                 node = GTK_CTREE_NODE_PREV(current_node);
 664         else
 665                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 666
 667         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
 668                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 669                 if (msginfo->score >= summaryview->important_score)
 670                         break;
 671                 if (msginfo->score > best_score) {
 672                         best_score = msginfo->score;
 673                         best_node = node;
 674                 }
 675         }
 676
 677         if (node != NULL)
 678                 return node;
 679         else
 680                 return best_node;
 681 }
 682
 683 gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 684                       gboolean update_cache)
 685 {
 686         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 687         GtkCTreeNode *node;
 688         GSList *mlist = NULL;
 689         gchar *buf;
 690         gboolean is_refresh;
 691         guint selected_msgnum = 0;
 692         guint displayed_msgnum = 0;
 693         GtkCTreeNode *selected_node = summaryview->folderview->selected;
 694         GSList *cur;
 695
 696         if (summary_is_locked(summaryview)) return FALSE;
 697
 698         inc_lock();
 699         summary_lock(summaryview);
 700
 701         STATUSBAR_POP(summaryview->mainwin);
 702
 703         is_refresh = (!prefs_common.open_inbox_on_inc &&
 704                       item == summaryview->folder_item &&
 705                       update_cache == FALSE) ? TRUE : FALSE;
 706         if (is_refresh) {
 707                 selected_msgnum = summary_get_msgnum(summaryview,
 708                                                      summaryview->selected);
 709                 displayed_msgnum = summary_get_msgnum(summaryview,
 710                                                       summaryview->displayed);
 711         }
 712
 713         /* process the marks if any */
 714         if (summaryview->mainwin->lock_count == 0 &&
 715             (summaryview->moved > 0 || summaryview->copied > 0)) {
 716                 AlertValue val;
 717
 718                 val = alertpanel(_("Process mark"),
 719                                  _("Some marks are left. Process it?"),
 720                                  _("Yes"), _("No"), _("Cancel"));
 721                 if (G_ALERTDEFAULT == val) {
 722                         summary_unlock(summaryview);
 723                         summary_execute(summaryview);
 724                         summary_lock(summaryview);
 725                 } else if (G_ALERTALTERNATE == val)
 726                         summary_write_cache(summaryview);
 727                 else {
 728                         summary_unlock(summaryview);
 729                         inc_unlock();
 730                         return FALSE;
 731                 }
 732                 folder_update_op_count();
 733         } else {
 734                 /*
 735                  * CLAWS: summary_show() is responsible for updating the caches.
 736                  * after filtering inc.c::inc_finished() forces the update of
 737                  * the cache by indirectly calling summary_show() (by re-selecting
 738                  * the currently selected mail folder).
 739                  * this collides with the new filtering system that may have set
 740                  * any message flag before calling summary_show().
 741                  * we can prevent this cache-write by checking the opened member
 742                  * of the folderview. if this is NULL, the folderview forced
 743                  * an update of the summary view.
 744                  */
 745                 if (summaryview->folderview->opened)
 746                         summary_write_cache(summaryview);
 747         }
 748
 749         summaryview->folderview->opened = selected_node;
 750
 751         gtk_clist_freeze(GTK_CLIST(ctree));
 752
 753         summary_clear_list(summaryview);
 754         summary_set_column_titles(summaryview);
 755         if (!is_refresh)
 756                 messageview_clear(summaryview->messageview);
 757
 758         buf = NULL;
 759         if (!item || !item->path || !item->parent || item->no_select ||
 760             (item->folder->type == F_MH &&
 761              ((buf = folder_item_get_path(item)) == NULL ||
 762               change_dir(buf) < 0))) {
 763                 g_free(buf);
 764                 debug_print(_("empty folder\n\n"));
 765                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 766                 if (is_refresh)
 767                         messageview_clear(summaryview->messageview);
 768                 summary_clear_all(summaryview);
 769                 summaryview->folder_item = item;
 770                 gtk_clist_thaw(GTK_CLIST(ctree));
 771                 summary_unlock(summaryview);
 772                 inc_unlock();
 773                 return TRUE;
 774         }
 775         g_free(buf);
 776
 777         summaryview->folder_item = item;
 778         item->opened = TRUE;
 779
 780         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 781
 782         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 783         debug_print("%s\n", buf);
 784         STATUSBAR_PUSH(summaryview->mainwin, buf);
 785         g_free(buf);
 786
 787         main_window_cursor_wait(summaryview->mainwin);
 788
 789 /*
 790         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 791
 792         !!! NEW !!!
 793         USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
 794         BY OTHER PROGRAMS TO THE FOLDER
 795 */
 796         mlist = folder_item_get_msg_list(item);
 797
 798         summary_processing(summaryview, mlist);
 799
 800         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 801                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 802
 803                 msginfo->score = score_message(global_scoring, msginfo);
 804                 if (msginfo->score != MAX_SCORE &&
 805                     msginfo->score != MIN_SCORE) {
 806                         msginfo->score += score_message(item->prefs->scoring,
 807                                                         msginfo);
 808                 }
 809         }
 810
 811         summaryview->killed_messages = NULL;
 812
 813         if (summaryview->folder_item->hide_read_msgs) {
 814                 GSList *not_killed;
 815
 816                 summary_set_hide_read_msgs_menu(summaryview, TRUE);
 817                 not_killed = NULL;
 818                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 819                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 820
 821                         if ((MSG_IS_UNREAD(msginfo->flags)
 822                              || MSG_IS_MARKED(msginfo->flags)
 823                              || MSG_IS_LOCKED(msginfo->flags))
 824                              && !MSG_IS_IGNORE_THREAD(msginfo->flags))
 825                             not_killed = g_slist_append(not_killed, msginfo);
 826                         else
 827                                 summaryview->killed_messages =
 828                                         g_slist_append(summaryview->killed_messages, msginfo);
 829                 }
 830                 g_slist_free(mlist);
 831                 mlist = not_killed;
 832         } else {
 833                 summary_set_hide_read_msgs_menu(summaryview, FALSE);
 834         }
 835
 836         if ((global_scoring || item->prefs->scoring) &&
 837             (item->folder->type == F_NEWS)) {
 838                 GSList *not_killed;
 839                 gint kill_score;
 840
 841                 not_killed = NULL;
 842                 kill_score = prefs_common.kill_score;
 843                 if (item->prefs->kill_score > kill_score)
 844                         kill_score = item->prefs->kill_score;
 845                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 846                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 847
 848                         if (MSG_IS_NEWS(msginfo->flags) &&
 849                             (msginfo->score <= kill_score))
 850                                 summaryview->killed_messages = g_slist_append(summaryview->killed_messages, msginfo);
 851                         else
 852                                 not_killed = g_slist_append(not_killed,
 853                                                             msginfo);
 854                 }
 855                 g_slist_free(mlist);
 856                 mlist = not_killed;
 857         }
 858
 859         STATUSBAR_POP(summaryview->mainwin);
 860
 861         /* set ctree and hash table from the msginfo list
 862            creating thread, and count the number of messages */
 863         summary_set_ctree_from_list(summaryview, mlist);
 864
 865         g_slist_free(mlist);
 866
 867         folderview_update_msg_num(summaryview->folderview,
 868                                   summaryview->folderview->opened);
 869
 870         if (item->sort_key != SORT_BY_NONE)
 871                 summary_sort(summaryview, item->sort_key, item->sort_type);
 872
 873         summary_write_cache(summaryview);
 874
 875         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 876
 877         gtk_clist_thaw(GTK_CLIST(ctree));
 878
 879         if (is_refresh) {
 880                 summaryview->displayed =
 881                         summary_find_msg_by_msgnum(summaryview,
 882                                                    displayed_msgnum);
 883                 if (!summaryview->displayed)
 884                         messageview_clear(summaryview->messageview);
 885                 summary_select_by_msgnum(summaryview, selected_msgnum);
 886                 if (!summaryview->selected) {
 887                         /* no selected message - select first unread
 888                            message, but do not display it */
 889                         node = summary_find_next_flagged_msg(summaryview, NULL,
 890                                                              MSG_UNREAD, FALSE);
 891                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 892                                 node = gtk_ctree_node_nth
 893                                         (ctree,
 894                                          item->sort_type == SORT_DESCENDING
 895                                          ? 0 : GTK_CLIST(ctree)->rows - 1);
 896                         summary_select_node(summaryview, node, FALSE, TRUE);
 897                 }
 898         } else {
 899                 /* select first unread message */
 900                 if (item->sort_key == SORT_BY_SCORE)
 901                         node = summary_find_next_important_score(summaryview,
 902                                                                  NULL);
 903                 else
 904                 node = summary_find_next_flagged_msg(summaryview, NULL,
 905                                                      MSG_UNREAD, FALSE);
 906                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 907                         node = gtk_ctree_node_nth
 908                                 (ctree,
 909                                  item->sort_type == SORT_DESCENDING
 910                                  ? 0 : GTK_CLIST(ctree)->rows - 1);
 911                 }
 912                 if (prefs_common.open_unread_on_enter) {
 913                         summary_unlock(summaryview);
 914                         summary_select_node(summaryview, node, TRUE, TRUE);
 915                         summary_lock(summaryview);
 916                 } else
 917                         summary_select_node(summaryview, node, FALSE, TRUE);
 918         }
 919
 920         summary_status_show(summaryview);
 921         summary_set_menu_sensitive(summaryview);
 922         main_window_set_toolbar_sensitive(summaryview->mainwin);
 923
 924         debug_print("\n");
 925         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
 926
 927         main_window_cursor_normal(summaryview->mainwin);
 928         summary_unlock(summaryview);
 929         inc_unlock();
 930
 931         return TRUE;
 932 }
 933
 934 void summary_clear_list(SummaryView *summaryview)
 935 {
 936         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 937         gint optimal_width;
 938         GSList * cur;
 939
 940         gtk_clist_freeze(clist);
 941
 942         for(cur = summaryview->killed_messages ; cur != NULL ;
 943             cur = g_slist_next(cur)) {
 944                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 945
 946                 procmsg_msginfo_free(msginfo);
 947         }
 948         g_slist_free(summaryview->killed_messages);
 949         summaryview->killed_messages = NULL;
 950
 951         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
 952                                 NULL, summary_free_msginfo_func, NULL);
 953
 954         if (summaryview->folder_item) {
 955                 summaryview->folder_item->opened = FALSE;
 956                 summaryview->folder_item = NULL;
 957         }
 958
 959         summaryview->display_msg = FALSE;
 960
 961         summaryview->selected  = NULL;
 962         summaryview->displayed = NULL;
 963         summaryview->newmsgs   = summaryview->unread     = 0;
 964         summaryview->messages  = summaryview->total_size = 0;
 965         summaryview->deleted   = summaryview->moved      = 0;
 966         summaryview->copied    = 0;
 967         if (summaryview->msgid_table) {
 968                 g_hash_table_destroy(summaryview->msgid_table);
 969                 summaryview->msgid_table = NULL;
 970         }
 971         if (summaryview->subject_table) {
 972                 g_hash_table_destroy(summaryview->subject_table);
 973                 summaryview->subject_table = NULL;
 974         }
 975         summaryview->mlist = NULL;
 976         if (summaryview->folder_table) {
 977                 g_hash_table_destroy(summaryview->folder_table);
 978                 summaryview->folder_table = NULL;
 979         }
 980
 981         gtk_clist_clear(clist);
 982         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
 983                 optimal_width = gtk_clist_optimal_column_width
 984                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
 985                 gtk_clist_set_column_width
 986                         (clist, summaryview->col_pos[S_COL_SUBJECT],
 987                          optimal_width);
 988         }
 989
 990         gtk_clist_thaw(clist);
 991 }
 992
 993 void summary_clear_all(SummaryView *summaryview)
 994 {
 995         summary_clear_list(summaryview);
 996         summary_set_menu_sensitive(summaryview);
 997         main_window_set_toolbar_sensitive(summaryview->mainwin);
 998         summary_status_show(summaryview);
 999 }
1000
1001 void summary_lock(SummaryView *summaryview)
1002 {
1003         summaryview->lock_count++;
1004 }
1005
1006 void summary_unlock(SummaryView *summaryview)
1007 {
1008         if (summaryview->lock_count)
1009                 summaryview->lock_count--;
1010 }
1011
1012 gboolean summary_is_locked(SummaryView *summaryview)
1013 {
1014         return summaryview->lock_count > 0;
1015 }
1016
1017 SummarySelection summary_get_selection_type(SummaryView *summaryview)
1018 {
1019         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1020         SummarySelection selection;
1021
1022         if (!clist->row_list)
1023                 selection = SUMMARY_NONE;
1024         else if (!clist->selection)
1025                 selection = SUMMARY_SELECTED_NONE;
1026         else if (!clist->selection->next)
1027                 selection = SUMMARY_SELECTED_SINGLE;
1028         else
1029                 selection = SUMMARY_SELECTED_MULTIPLE;
1030
1031         return selection;
1032 }
1033
1034 static void summary_set_menu_sensitive(SummaryView *summaryview)
1035 {
1036         GtkItemFactory *ifactory = summaryview->popupfactory;
1037         SummarySelection selection;
1038         GtkWidget *menuitem;
1039         gboolean sens;
1040
1041         selection = summary_get_selection_type(summaryview);
1042         main_window_set_menu_sensitive(summaryview->mainwin);
1043
1044         if (selection == SUMMARY_NONE) {
1045                 GtkWidget *submenu;
1046
1047                 submenu = gtk_item_factory_get_widget
1048                         (summaryview->popupfactory, "/Mark");
1049                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
1050                 menu_set_insensitive_all
1051                         (GTK_MENU_SHELL(summaryview->popupmenu));
1052                 return;
1053         }
1054
1055         if (summaryview->folder_item->folder->type != F_NEWS)
1056                 menu_set_sensitive(ifactory, "/Move...", TRUE);
1057         else
1058                 menu_set_sensitive(ifactory, "/Move...", FALSE);
1059
1060         menu_set_sensitive(ifactory, "/Delete", TRUE);
1061         menu_set_sensitive(ifactory, "/Select all", TRUE);
1062         menu_set_sensitive(ifactory, "/Copy...", TRUE);
1063         menu_set_sensitive(ifactory, "/Execute", TRUE);
1064
1065         menu_set_sensitive(ifactory, "/Mark", TRUE);
1066         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
1067         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
1068
1069         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
1070         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
1071         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1072         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1073         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1074
1075         menu_set_sensitive(ifactory, "/Color label", TRUE);
1076
1077         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1078         menu_set_sensitive(ifactory, "/Reply",                    sens);
1079         menu_set_sensitive(ifactory, "/Reply to sender",          sens);
1080         menu_set_sensitive(ifactory, "/Reply to all",             sens);
1081         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1082         menu_set_sensitive(ifactory, "/Redirect",                 sens);
1083
1084         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1085         menu_set_sensitive(ifactory, "/Create filter rule",         sens);
1086
1087         menu_set_sensitive(ifactory, "/View", sens);
1088         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1089         menu_set_sensitive(ifactory, "/View/Source", sens);
1090         menu_set_sensitive(ifactory, "/View/All header", sens);
1091         if (summaryview->folder_item->stype == F_OUTBOX ||
1092             summaryview->folder_item->stype == F_DRAFT  ||
1093             summaryview->folder_item->stype == F_QUEUE)
1094                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1095         else
1096                 menu_set_sensitive(ifactory, "/Re-edit", FALSE);
1097
1098         menu_set_sensitive(ifactory, "/Select thread", sens);
1099         menu_set_sensitive(ifactory, "/Save as...", sens);
1100         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1101
1102         if (summaryview->folder_item->folder->account)
1103                 sens = summaryview->folder_item->folder->account->protocol
1104                         == A_NNTP;
1105         else
1106                 sens = FALSE;
1107         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1108         summary_lock(summaryview);
1109         menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
1110         gtk_check_menu_item_set_active
1111                 (GTK_CHECK_MENU_ITEM(menuitem),
1112                  summaryview->messageview->textview->show_all_headers);
1113         summary_unlock(summaryview);
1114 }
1115
1116 void summary_select_prev_unread(SummaryView *summaryview)
1117 {
1118         GtkCTreeNode *node;
1119
1120         node = summary_find_prev_flagged_msg
1121                 (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
1122
1123         if (!node) {
1124                 AlertValue val = 0;
1125
1126                 switch (prefs_common.next_unread_msg_dialog) {
1127                         case NEXTUNREADMSGDIALOG_ALWAYS:
1128                                 val = alertpanel(_("No more unread messages"),
1129                                                  _("No unread message found. "
1130                                                    "Search from the end?"),
1131                                                  _("Yes"), _("No"), NULL);
1132                                 break;
1133                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1134                                 val = G_ALERTDEFAULT;
1135                                 break;
1136                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1137                                 val = !G_ALERTDEFAULT;
1138                                 break;
1139                         default:
1140                                 debug_print(
1141                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1142                 }
1143                 if (val != G_ALERTDEFAULT) return;
1144                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1145                                                      MSG_UNREAD, FALSE);
1146         }
1147
1148         if (!node)
1149                 alertpanel_notice(_("No unread messages."));
1150         else
1151                 summary_select_node(summaryview, node, TRUE, FALSE);
1152 }
1153
1154 void summary_select_next_unread(SummaryView *summaryview)
1155 {
1156         GtkCTreeNode *node = summaryview->selected;
1157         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1158
1159         node = summary_find_next_flagged_msg
1160                 (summaryview, node, MSG_UNREAD, FALSE);
1161
1162         if (node)
1163                 summary_select_node(summaryview, node, TRUE, FALSE);
1164         else {
1165                 node = summary_find_next_flagged_msg
1166                         (summaryview, NULL, MSG_UNREAD, FALSE);
1167                 if (node == NULL) {
1168                         AlertValue val = 0;
1169
1170                         switch (prefs_common.next_unread_msg_dialog) {
1171                                 case NEXTUNREADMSGDIALOG_ALWAYS:
1172                                         val = alertpanel(_("No more unread messages"),
1173                                                          _("No unread message found. "
1174                                                            "Go to next folder?"),
1175                                                          _("Yes"), _("No"), NULL);
1176                                         break;
1177                                 case NEXTUNREADMSGDIALOG_ASSUME_YES:
1178                                         val = G_ALERTDEFAULT;
1179                                         break;
1180                                 case NEXTUNREADMSGDIALOG_ASSUME_NO:
1181                                         val = G_ALERTOTHER;
1182                                         break;
1183                                 default:
1184                                         debug_print(
1185                                                 _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1186                         }
1187
1188                         if (val == G_ALERTDEFAULT) {
1189                                 if (gtk_signal_n_emissions_by_name
1190                                         (GTK_OBJECT(ctree), "key_press_event") > 0)
1191                                                 gtk_signal_emit_stop_by_name
1192                                                         (GTK_OBJECT(ctree),
1193                                                          "key_press_event");
1194                                 folderview_select_next_unread(summaryview->folderview);
1195                                 return;
1196                         }
1197                         else
1198                                 return;
1199                 } else
1200                         summary_select_node(summaryview, node, TRUE, FALSE);
1201
1202         }
1203 }
1204
1205 void summary_select_prev_new(SummaryView *summaryview)
1206 {
1207         GtkCTreeNode *node;
1208
1209         node = summary_find_prev_flagged_msg
1210                 (summaryview, summaryview->selected, MSG_NEW, FALSE);
1211
1212         if (!node) {
1213                 AlertValue val;
1214
1215                 val = alertpanel(_("No more new messages"),
1216                                  _("No new message found. "
1217                                    "Search from the end?"),
1218                                  _("Yes"), _("No"), NULL);
1219                 if (val != G_ALERTDEFAULT) return;
1220                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1221                                                      MSG_NEW, FALSE);
1222         }
1223
1224         if (!node)
1225                 alertpanel_notice(_("No new messages."));
1226         else
1227                 summary_select_node(summaryview, node, TRUE, FALSE);
1228 }
1229
1230 void summary_select_next_new(SummaryView *summaryview)
1231 {
1232         GtkCTreeNode *node = summaryview->selected;
1233         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1234
1235         while ((node = summary_find_next_flagged_msg
1236                 (summaryview, node, MSG_NEW, FALSE)) == NULL) {
1237                 AlertValue val;
1238
1239                 val = alertpanel(_("No more new messages"),
1240                                  _("No new message found. "
1241                                    "Go to next folder?"),
1242                                  _("Yes"), _("Search again"), _("No"));
1243                 if (val == G_ALERTDEFAULT) {
1244                         if (gtk_signal_n_emissions_by_name
1245                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1246                                         gtk_signal_emit_stop_by_name
1247                                                 (GTK_OBJECT(ctree),
1248                                                  "key_press_event");
1249                         folderview_select_next_unread(summaryview->folderview);
1250                         return;
1251                 } else if (val == G_ALERTALTERNATE)
1252                         node = NULL;
1253                 else
1254                         return;
1255         }
1256
1257         if (node)
1258                 summary_select_node(summaryview, node, TRUE, FALSE);
1259 }
1260
1261 void summary_select_prev_marked(SummaryView *summaryview)
1262 {
1263         GtkCTreeNode *node;
1264
1265         node = summary_find_prev_flagged_msg
1266                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1267
1268         if (!node) {
1269                 AlertValue val;
1270
1271                 val = alertpanel(_("No more marked messages"),
1272                                  _("No marked message found. "
1273                                    "Search from the end?"),
1274                                  _("Yes"), _("No"), NULL);
1275                 if (val != G_ALERTDEFAULT) return;
1276                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1277                                                      MSG_MARKED, TRUE);
1278         }
1279
1280         if (!node)
1281                 alertpanel_notice(_("No marked messages."));
1282         else
1283                 summary_select_node(summaryview, node, TRUE, FALSE);
1284 }
1285
1286 void summary_select_next_marked(SummaryView *summaryview)
1287 {
1288         GtkCTreeNode *node;
1289
1290         node = summary_find_next_flagged_msg
1291                 (summaryview, summaryview->selected, MSG_MARKED, TRUE);
1292
1293         if (!node) {
1294                 AlertValue val;
1295
1296                 val = alertpanel(_("No more marked messages"),
1297                                  _("No marked message found. "
1298                                    "Search from the beginning?"),
1299                                  _("Yes"), _("No"), NULL);
1300                 if (val != G_ALERTDEFAULT) return;
1301                 node = summary_find_next_flagged_msg(summaryview, NULL,
1302                                                      MSG_MARKED, TRUE);
1303         }
1304
1305         if (!node)
1306                 alertpanel_notice(_("No marked messages."));
1307         else
1308                 summary_select_node(summaryview, node, TRUE, FALSE);
1309 }
1310
1311 void summary_select_prev_labeled(SummaryView *summaryview)
1312 {
1313         GtkCTreeNode *node;
1314
1315         node = summary_find_prev_flagged_msg
1316                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1317
1318         if (!node) {
1319                 AlertValue val;
1320
1321                 val = alertpanel(_("No more labeled messages"),
1322                                  _("No labeled message found. "
1323                                    "Search from the end?"),
1324                                  _("Yes"), _("No"), NULL);
1325                 if (val != G_ALERTDEFAULT) return;
1326                 node = summary_find_prev_flagged_msg(summaryview, NULL,
1327                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1328         }
1329
1330         if (!node)
1331                 alertpanel_notice(_("No labeled messages."));
1332         else
1333                 summary_select_node(summaryview, node, TRUE, FALSE);
1334 }
1335
1336 void summary_select_next_labeled(SummaryView *summaryview)
1337 {
1338         GtkCTreeNode *node;
1339
1340         node = summary_find_next_flagged_msg
1341                 (summaryview, summaryview->selected, MSG_CLABEL_FLAG_MASK, TRUE);
1342
1343         if (!node) {
1344                 AlertValue val;
1345
1346                 val = alertpanel(_("No more labeled messages"),
1347                                  _("No labeled message found. "
1348                                    "Search from the beginning?"),
1349                                  _("Yes"), _("No"), NULL);
1350                 if (val != G_ALERTDEFAULT) return;
1351                 node = summary_find_next_flagged_msg(summaryview, NULL,
1352                                                      MSG_CLABEL_FLAG_MASK, TRUE);
1353         }
1354
1355         if (!node)
1356                 alertpanel_notice(_("No labeled messages."));
1357         else
1358                 summary_select_node(summaryview, node, TRUE, FALSE);
1359 }
1360
1361 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1362 {
1363         GtkCTreeNode *node;
1364
1365         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1366         summary_select_node(summaryview, node, FALSE, TRUE);
1367 }
1368
1369 /**
1370  * summary_select_node:
1371  * @summaryview: Summary view.
1372  * @node: Summary tree node.
1373  * @display_msg: TRUE to display the selected message.
1374  * @do_refresh: TRUE to refresh the widget.
1375  *
1376  * Select @node (bringing it into view by scrolling and expanding its
1377  * thread, if necessary) and unselect all others.  If @display_msg is
1378  * TRUE, display the corresponding message in the message view.
1379  * If @do_refresh is TRUE, the widget is refreshed.
1380  **/
1381 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1382                          gboolean display_msg, gboolean do_refresh)
1383 {
1384         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1385
1386         if (node) {
1387                 gtkut_ctree_expand_parent_all(ctree, node);
1388                 if (do_refresh) {
1389                         GTK_EVENTS_FLUSH();
1390                         gtk_widget_grab_focus(GTK_WIDGET(ctree));
1391                         gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1392                 }
1393                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1394                 if (display_msg && summaryview->displayed == node)
1395                         summaryview->displayed = NULL;
1396                 summaryview->display_msg = display_msg;
1397                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1398         }
1399 }
1400
1401 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1402 {
1403         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1404         MsgInfo *msginfo;
1405
1406         if (!node)
1407                 return 0;
1408         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1409         return msginfo->msgnum;
1410 }
1411
1412 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1413                                            GtkCTreeNode *current_node)
1414 {
1415         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1416         GtkCTreeNode *node;
1417         MsgInfo *msginfo;
1418
1419         if (current_node)
1420                 node = current_node;
1421         else
1422                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1423
1424         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1425                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1426                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1427         }
1428
1429         return node;
1430 }
1431
1432 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1433                                            GtkCTreeNode *current_node)
1434 {
1435         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1436         GtkCTreeNode *node;
1437         MsgInfo *msginfo;
1438
1439         if (current_node)
1440                 node = current_node;
1441         else
1442                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1443
1444         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1445                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1446                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1447         }
1448
1449         return node;
1450 }
1451
1452 static GtkCTreeNode *summary_find_prev_flagged_msg(SummaryView *summaryview,
1453                                                    GtkCTreeNode *current_node,
1454                                                    MsgPermFlags flags,
1455                                                    gboolean start_from_prev)
1456 {
1457         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1458         GtkCTreeNode *node;
1459         MsgInfo *msginfo;
1460
1461         if (current_node) {
1462                 if (start_from_prev)
1463                         node = GTK_CTREE_NODE_PREV(current_node);
1464                 else
1465                         node = current_node;
1466         } else
1467                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1468
1469         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1470                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1471                 if ((msginfo->flags.perm_flags & flags) != 0) break;
1472         }
1473
1474         return node;
1475 }
1476
1477 static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
1478                                                    GtkCTreeNode *current_node,
1479                                                    MsgPermFlags flags,
1480                                                    gboolean start_from_next)
1481 {
1482         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1483         GtkCTreeNode *node;
1484         MsgInfo *msginfo;
1485
1486         if (current_node) {
1487                 if (start_from_next)
1488                         node = gtkut_ctree_node_next(ctree, current_node);
1489                 else
1490                         node = current_node;
1491         } else
1492                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1493
1494         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1495                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1496                 /* Find msg with matching flags but ignore messages with
1497                    ignore flags, if searching for new or unread messages */
1498                 if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) &&
1499                         ((msginfo->flags.perm_flags & flags) != 0))
1500                         break;
1501         }
1502
1503         return node;
1504 }
1505
1506 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1507                                                 guint msgnum)
1508 {
1509         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1510         GtkCTreeNode *node;
1511         MsgInfo *msginfo;
1512
1513         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1514
1515         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1516                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1517                 if (msginfo->msgnum == msgnum) break;
1518         }
1519
1520         return node;
1521 }
1522
1523 static guint attract_hash_func(gconstpointer key)
1524 {
1525         gchar *str;
1526         gchar *p;
1527         guint h;
1528
1529         Xstrdup_a(str, (const gchar *)key, return 0);
1530         trim_subject(str);
1531
1532         p = str;
1533         h = *p;
1534
1535         if (h) {
1536                 for (p += 1; *p != '\0'; p++)
1537                         h = (h << 5) - h + *p;
1538         }
1539
1540         return h;
1541 }
1542
1543 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1544 {
1545         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1546 }
1547
1548 void summary_attract_by_subject(SummaryView *summaryview)
1549 {
1550         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1551         GtkCList *clist = GTK_CLIST(ctree);
1552         GtkCTreeNode *src_node;
1553         GtkCTreeNode *dst_node, *sibling;
1554         GtkCTreeNode *tmp;
1555         MsgInfo *src_msginfo, *dst_msginfo;
1556         GHashTable *subject_table;
1557
1558         debug_print(_("Attracting messages by subject..."));
1559         STATUSBAR_PUSH(summaryview->mainwin,
1560                        _("Attracting messages by subject..."));
1561
1562         main_window_cursor_wait(summaryview->mainwin);
1563         gtk_clist_freeze(clist);
1564
1565         subject_table = g_hash_table_new(attract_hash_func,
1566                                          attract_compare_func);
1567
1568         for (src_node = GTK_CTREE_NODE(clist->row_list);
1569              src_node != NULL;
1570              src_node = tmp) {
1571                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1572                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1573                 if (!src_msginfo) continue;
1574                 if (!src_msginfo->subject) continue;
1575
1576                 /* find attracting node */
1577                 dst_node = g_hash_table_lookup(subject_table,
1578                                                src_msginfo->subject);
1579
1580                 if (dst_node) {
1581                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1582
1583                         /* if the time difference is more than 20 days,
1584                            don't attract */
1585                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1586                             > 60 * 60 * 24 * 20)
1587                                 continue;
1588
1589                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1590                         if (src_node != sibling)
1591                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1592                 }
1593
1594                 g_hash_table_insert(subject_table,
1595                                     src_msginfo->subject, src_node);
1596         }
1597
1598         g_hash_table_destroy(subject_table);
1599
1600         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1601
1602         gtk_clist_thaw(clist);
1603
1604         debug_print(_("done.\n"));
1605         STATUSBAR_POP(summaryview->mainwin);
1606
1607         main_window_cursor_normal(summaryview->mainwin);
1608 }
1609
1610 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1611                                       gpointer data)
1612 {
1613         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1614
1615         if (msginfo)
1616                 procmsg_msginfo_free(msginfo);
1617 }
1618
1619 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1620                                    gpointer data)
1621 {
1622         SummaryView *summaryview = data;
1623         MsgInfo *msginfo;
1624
1625         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1626
1627         if (MSG_IS_NEWS(msginfo->flags))
1628                 news_flag_crosspost(msginfo);
1629
1630         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1631                 summaryview->newmsgs++;
1632         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1633                 summaryview->unread++;
1634         if (MSG_IS_DELETED(msginfo->flags))
1635                 summaryview->deleted++;
1636
1637         summaryview->messages++;
1638         summaryview->total_size += msginfo->size;
1639
1640         summary_set_row_marks(summaryview, node);
1641 }
1642
1643 static void summary_update_status(SummaryView *summaryview)
1644 {
1645         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1646         GtkCTreeNode *node;
1647         MsgInfo *msginfo;
1648
1649         summaryview->newmsgs = summaryview->unread =
1650         summaryview->messages = summaryview->total_size =
1651         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1652
1653         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1654              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1655                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1656
1657                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1658                         summaryview->newmsgs++;
1659                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1660                         summaryview->unread++;
1661                 if (MSG_IS_DELETED(msginfo->flags))
1662                         summaryview->deleted++;
1663                 if (MSG_IS_MOVE(msginfo->flags))
1664                         summaryview->moved++;
1665                 if (MSG_IS_COPY(msginfo->flags))
1666                         summaryview->copied++;
1667                 summaryview->messages++;
1668                 summaryview->total_size += msginfo->size;
1669         }
1670 }
1671
1672 static void summary_status_show(SummaryView *summaryview)
1673 {
1674         gchar *str;
1675         gchar *del, *mv, *cp;
1676         gchar *sel;
1677         gchar *spc;
1678         gchar *itstr;
1679         GList *rowlist, *cur;
1680         guint n_selected = 0;
1681         off_t sel_size = 0;
1682         MsgInfo *msginfo;
1683
1684         if (!summaryview->folder_item) {
1685                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1686                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1687                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1688                 return;
1689         }
1690
1691         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1692         for (cur = rowlist; cur != NULL; cur = cur->next) {
1693                 msginfo = gtk_ctree_node_get_row_data
1694                         (GTK_CTREE(summaryview->ctree),
1695                          GTK_CTREE_NODE(cur->data));
1696                 sel_size += msginfo->size;
1697                 n_selected++;
1698         }
1699
1700         if (summaryview->folder_item->folder->type == F_NEWS &&
1701             prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
1702                 gchar *group;
1703                 group = get_abbrev_newsgroup_name
1704                         (g_basename(summaryview->folder_item->path));
1705                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
1706                 g_free(group);
1707         } else {
1708                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1709                               summaryview->folder_item->path);
1710         }
1711
1712         if (summaryview->deleted)
1713                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1714         else
1715                 del = g_strdup("");
1716         if (summaryview->moved)
1717                 mv = g_strdup_printf(_("%s%d moved"),
1718                                      summaryview->deleted ? _(", ") : "",
1719                                      summaryview->moved);
1720         else
1721                 mv = g_strdup("");
1722         if (summaryview->copied)
1723                 cp = g_strdup_printf(_("%s%d copied"),
1724                                      summaryview->deleted ||
1725                                      summaryview->moved ? _(", ") : "",
1726                                      summaryview->copied);
1727         else
1728                 cp = g_strdup("");
1729
1730         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1731                 spc = "    ";
1732         else
1733                 spc = "";
1734
1735         if (n_selected) {
1736                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1737                 if (n_selected == 1)
1738                         itstr = g_strdup(_(" item selected"));
1739                 else
1740                         itstr = g_strdup(_(" items selected"));
1741         } else {
1742                 sel = g_strdup("");
1743                 itstr = g_strdup("");
1744         }
1745
1746         str = g_strconcat(n_selected ? itos(n_selected) : "",
1747                                         itstr, sel, spc, del, mv, cp, NULL);
1748         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1749         g_free(str);
1750         g_free(sel);
1751         g_free(del);
1752         g_free(mv);
1753         g_free(cp);
1754         g_free(itstr);
1755
1756         if (FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1757                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1758                                       summaryview->newmsgs,
1759                                       summaryview->unread,
1760                                       summaryview->messages,
1761                                       to_human_readable(summaryview->total_size));
1762         } else {
1763                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1764                                       summaryview->newmsgs,
1765                                       summaryview->unread,
1766                                       summaryview->messages);
1767         }
1768         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1769         g_free(str);
1770 }
1771
1772 static void summary_set_column_titles(SummaryView *summaryview)
1773 {
1774         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1775         GtkWidget *hbox;
1776         GtkWidget *label;
1777         GtkWidget *arrow;
1778         gint pos;
1779         const gchar *title;
1780         SummaryColumnType type;
1781         gboolean single_char;
1782         GtkJustification justify;
1783         FolderItem *item = summaryview->folder_item;
1784
1785         static FolderSortKey sort_by[N_SUMMARY_COLS] = {
1786                 SORT_BY_MARK,
1787                 SORT_BY_UNREAD,
1788                 SORT_BY_MIME,
1789                 SORT_BY_SUBJECT,
1790                 SORT_BY_FROM,
1791                 SORT_BY_DATE,
1792                 SORT_BY_SIZE,
1793                 SORT_BY_NUMBER,
1794                 SORT_BY_SCORE,
1795                 SORT_BY_LOCKED
1796         };
1797
1798         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
1799                 type = summaryview->col_state[pos].type;
1800
1801                 /* CLAWS: mime and unread are single char headers */
1802                 single_char = (type == S_COL_MIME || type == S_COL_UNREAD);
1803                 justify = (type == S_COL_NUMBER || type == S_COL_SIZE)
1804                         ? GTK_JUSTIFY_RIGHT : GTK_JUSTIFY_LEFT;
1805
1806                 switch (type) {
1807                 case S_COL_SUBJECT:
1808                 case S_COL_FROM:
1809                 case S_COL_DATE:
1810                 case S_COL_NUMBER:
1811                         if (prefs_common.trans_hdr)
1812                                 title = gettext(col_label[type]);
1813                         else
1814                                 title = col_label[type];
1815                         break;
1816                 /* CLAWS: dummies for mark and locked headers */
1817                 case S_COL_MARK:
1818                 case S_COL_LOCKED:
1819                         title = "";
1820                         break;
1821                 default:
1822                         title = gettext(col_label[type]);
1823                 }
1824
1825                 if (type == S_COL_MIME) {
1826                         label = gtk_pixmap_new(clipxpm, clipxpmmask);
1827                         gtk_widget_show(label);
1828                         gtk_clist_set_column_widget(clist, pos, label);
1829                         continue;
1830                 }
1831                 if (single_char) {
1832                         gtk_clist_set_column_title(clist, pos, title);
1833                         continue;
1834                 }
1835
1836                 /* CLAWS: changed so that locked and mark headers
1837                  * show a pixmap instead of single character */
1838                 hbox  = gtk_hbox_new(FALSE, 4);
1839
1840                 if (type == S_COL_LOCKED)
1841                         label = gtk_pixmap_new(lockedxpm, lockedxpmmask);
1842                 else if (type == S_COL_MARK)
1843                         label = gtk_pixmap_new(markxpm, markxpmmask);
1844                 else
1845                         label = gtk_label_new(title);
1846
1847                 if (justify == GTK_JUSTIFY_RIGHT)
1848                         gtk_box_pack_end(GTK_BOX(hbox), label,
1849                                          FALSE, FALSE, 0);
1850                 else
1851                         gtk_box_pack_start(GTK_BOX(hbox), label,
1852                                            FALSE, FALSE, 0);
1853
1854                 if (item && item->sort_key == sort_by[type]) {
1855                         arrow = gtk_arrow_new
1856                                 (item->sort_type == SORT_ASCENDING
1857                                  ? GTK_ARROW_DOWN : GTK_ARROW_UP,
1858                                  GTK_SHADOW_IN);
1859                         if (justify == GTK_JUSTIFY_RIGHT)
1860                                 gtk_box_pack_start(GTK_BOX(hbox), arrow,
1861                                                    FALSE, FALSE, 0);
1862                         else
1863                                 gtk_box_pack_end(GTK_BOX(hbox), arrow,
1864                                                  FALSE, FALSE, 0);
1865                 }
1866
1867                 gtk_widget_show_all(hbox);
1868                 gtk_clist_set_column_widget(clist, pos, hbox);
1869         }
1870 }
1871
1872 void summary_sort(SummaryView *summaryview,
1873                   FolderSortKey sort_key, FolderSortType sort_type)
1874 {
1875         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1876         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1877         GtkCListCompareFunc cmp_func;
1878         FolderItem *item = summaryview->folder_item;
1879
1880         if (!item || !item->path || !item->parent || item->no_select) return;
1881
1882         switch (sort_key) {
1883         case SORT_BY_MARK:
1884                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1885                 break;
1886         case SORT_BY_UNREAD:
1887                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
1888                 break;
1889         case SORT_BY_MIME:
1890                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1891                 break;
1892         case SORT_BY_NUMBER:
1893                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1894                 break;
1895         case SORT_BY_SIZE:
1896                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1897                 break;
1898         case SORT_BY_DATE:
1899                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
1900                 break;
1901         case SORT_BY_FROM:
1902                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
1903                 break;
1904         case SORT_BY_SUBJECT:
1905                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
1906                 break;
1907         case SORT_BY_SCORE:
1908                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
1909                 break;
1910         case SORT_BY_LOCKED:
1911                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_locked;
1912                 break;
1913         case SORT_BY_LABEL:
1914                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
1915                 break;
1916         case SORT_BY_NONE:
1917                 item->sort_key = sort_key;
1918                 item->sort_type = SORT_ASCENDING;
1919                 summary_set_column_titles(summaryview);
1920                 summary_set_menu_sensitive(summaryview);
1921                 return;
1922         default:
1923                 return;
1924         }
1925
1926         debug_print(_("Sorting summary..."));
1927         STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
1928
1929         main_window_cursor_wait(summaryview->mainwin);
1930
1931         gtk_clist_set_compare_func(clist, cmp_func);
1932
1933         gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
1934         item->sort_key = sort_key;
1935         item->sort_type = sort_type;
1936
1937         summary_set_column_titles(summaryview);
1938         summary_set_menu_sensitive(summaryview);
1939
1940         gtk_sctree_sort_recursive(ctree, NULL);
1941
1942         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1943
1944         debug_print(_("done.\n"));
1945         STATUSBAR_POP(summaryview->mainwin);
1946
1947         main_window_cursor_normal(summaryview->mainwin);
1948 }
1949
1950 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
1951                                    GtkCTreeNode *cnode, gpointer data)
1952 {
1953         SummaryView *summaryview = (SummaryView *)data;
1954         MsgInfo *msginfo = (MsgInfo *)gnode->data;
1955         gchar *text[N_SUMMARY_COLS];
1956         gint *col_pos = summaryview->col_pos;
1957         const gchar *msgid = msginfo->msgid;
1958         GHashTable *msgid_table = summaryview->msgid_table;
1959
1960         summary_set_header(summaryview, text, msginfo);
1961
1962         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
1963                                 NULL, NULL, NULL, NULL, FALSE,
1964                                 gnode->parent->parent ? TRUE : FALSE);
1965 #define SET_TEXT(col) \
1966         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
1967                                 text[col_pos[col]])
1968
1969         SET_TEXT(S_COL_NUMBER);
1970         SET_TEXT(S_COL_SCORE);
1971         SET_TEXT(S_COL_SIZE);
1972         SET_TEXT(S_COL_DATE);
1973         SET_TEXT(S_COL_FROM);
1974         SET_TEXT(S_COL_SUBJECT);
1975
1976 #undef SET_TEXT
1977
1978         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
1979         summary_set_marks_func(ctree, cnode, summaryview);
1980
1981         if (msgid && msgid[0] != '\0')
1982                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
1983
1984         return TRUE;
1985 }
1986
1987 static void summary_set_ctree_from_list(SummaryView *summaryview,
1988                                         GSList *mlist)
1989 {
1990         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1991         MsgInfo *msginfo;
1992                 GtkCTreeNode *node = NULL;
1993         GHashTable *msgid_table;
1994         GHashTable *subject_table;
1995         GSList * cur;
1996
1997         if (!mlist) return;
1998
1999         debug_print(_("\tSetting summary from message data..."));
2000         STATUSBAR_PUSH(summaryview->mainwin,
2001                        _("Setting summary from message data..."));
2002         gdk_flush();
2003
2004         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
2005         summaryview->msgid_table = msgid_table;
2006         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
2007         summaryview->subject_table = subject_table;
2008
2009         if (prefs_common.use_addr_book)
2010                 start_address_completion();
2011
2012         for (cur = mlist ; cur != NULL; cur = cur->next) {
2013                 msginfo = (MsgInfo *)cur->data;
2014                 msginfo->threadscore = msginfo->score;
2015         }
2016
2017         if (global_scoring || summaryview->folder_item->prefs->scoring) {
2018                 summaryview->important_score = prefs_common.important_score;
2019                 if (summaryview->folder_item->prefs->important_score >
2020                     summaryview->important_score)
2021                         summaryview->important_score =
2022                                 summaryview->folder_item->prefs->important_score;
2023         }
2024
2025         summaryview_subject_filter_init(summaryview->folder_item->prefs);
2026
2027         if (summaryview->folder_item->threaded) {
2028                 GNode *root, *gnode;
2029
2030                 root = procmsg_get_thread_tree(mlist);
2031
2032                 for (gnode = root->children; gnode != NULL;
2033                      gnode = gnode->next) {
2034                         node = gtk_ctree_insert_gnode
2035                                 (ctree, NULL, node, gnode,
2036                                  summary_insert_gnode_func, summaryview);
2037                 }
2038
2039                 g_node_destroy(root);
2040
2041                 summary_thread_init(summaryview);
2042         } else {
2043                 gchar *text[N_SUMMARY_COLS];
2044
2045                 mlist = g_slist_reverse(mlist);
2046                 for (; mlist != NULL; mlist = mlist->next) {
2047                         msginfo = (MsgInfo *)mlist->data;
2048
2049                         summary_set_header(summaryview, text, msginfo);
2050
2051                         node = gtk_ctree_insert_node
2052                                 (ctree, NULL, node, text, 2,
2053                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
2054                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
2055                         summary_set_marks_func(ctree, node, summaryview);
2056
2057                         if (msginfo->msgid && msginfo->msgid[0] != '\0')
2058                                 g_hash_table_insert(msgid_table,
2059                                                     msginfo->msgid, node);
2060
2061                         subject_table_insert(subject_table,
2062                                              msginfo->subject,
2063                                              node);
2064                 }
2065                 mlist = g_slist_reverse(mlist);
2066         }
2067
2068         if (prefs_common.enable_hscrollbar &&
2069             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
2070                 gint optimal_width;
2071
2072                 optimal_width = gtk_clist_optimal_column_width
2073                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
2074                 gtk_clist_set_column_width(GTK_CLIST(ctree),
2075                                            summaryview->col_pos[S_COL_SUBJECT],
2076                                            optimal_width);
2077         }
2078
2079         if (prefs_common.use_addr_book)
2080                 end_address_completion();
2081
2082         debug_print(_("done.\n"));
2083         STATUSBAR_POP(summaryview->mainwin);
2084         if (debug_mode) {
2085                 debug_print("\tmsgid hash table size = %d\n",
2086                             g_hash_table_size(msgid_table));
2087                 debug_print("\tsubject hash table size = %d\n",
2088                             g_hash_table_size(subject_table));
2089         }
2090 }
2091
2092 struct wcachefp
2093 {
2094         FILE *cache_fp;
2095         FILE *mark_fp;
2096 };
2097
2098 gint summary_write_cache(SummaryView *summaryview)
2099 {
2100         struct wcachefp fps;
2101         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2102         gint ver = CACHE_VERSION;
2103         gchar *buf;
2104         gchar *cachefile, *markfile;
2105         GSList *cur;
2106         gint filemode = 0;
2107         PrefsFolderItem *prefs;
2108
2109         if (!summaryview->folder_item || !summaryview->folder_item->path)
2110                 return -1;
2111
2112         if (!summaryview->folder_item->cache)
2113                 return -1;
2114
2115         folder_item_write_cache(summaryview->folder_item);
2116         return 0;
2117
2118         if (summaryview->folder_item->folder->update_mark != NULL)
2119                 summaryview->folder_item->folder->update_mark(summaryview->folder_item->folder, summaryview->folder_item);
2120
2121         cachefile = folder_item_get_cache_file(summaryview->folder_item);
2122         g_return_val_if_fail(cachefile != NULL, -1);
2123         if ((fps.cache_fp = fopen(cachefile, "wb")) == NULL) {
2124                 FILE_OP_ERROR(cachefile, "fopen");
2125                 g_free(cachefile);
2126                 return -1;
2127         }
2128         if (change_file_mode_rw(fps.cache_fp, cachefile) < 0)
2129                 FILE_OP_ERROR(cachefile, "chmod");
2130
2131         prefs = summaryview->folder_item->prefs;
2132         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
2133                 /* for cache file */
2134                 filemode = prefs->folder_chmod;
2135                 if (filemode & S_IRGRP) filemode |= S_IWGRP;
2136                 if (filemode & S_IROTH) filemode |= S_IWOTH;
2137 #if HAVE_FCHMOD
2138                 fchmod(fileno(fps.cache_fp), filemode);
2139 #else
2140                 chmod(cachefile, filemode);
2141 #endif
2142         }
2143
2144         g_free(cachefile);
2145
2146         markfile = folder_item_get_mark_file(summaryview->folder_item);
2147         if ((fps.mark_fp = fopen(markfile, "wb")) == NULL) {
2148                 FILE_OP_ERROR(markfile, "fopen");
2149                 fclose(fps.cache_fp);
2150                 g_free(markfile);
2151                 return -1;
2152         }
2153         if (change_file_mode_rw(fps.mark_fp, markfile) < 0)
2154                 FILE_OP_ERROR(markfile, "chmod");
2155         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
2156 #if HAVE_FCHMOD
2157                 fchmod(fileno(fps.mark_fp), filemode);
2158 #else
2159                 chmod(markfile, filemode);
2160 #endif
2161         }
2162
2163         g_free(markfile);
2164
2165         buf = g_strdup_printf(_("Writing summary cache (%s)..."),
2166                               summaryview->folder_item->path);
2167         debug_print(buf);
2168         STATUSBAR_PUSH(summaryview->mainwin, buf);
2169         g_free(buf);
2170
2171         WRITE_CACHE_DATA_INT(ver, fps.cache_fp);
2172         ver = MARK_VERSION;
2173         WRITE_CACHE_DATA_INT(ver, fps.mark_fp);
2174
2175         gtk_ctree_pre_recursive(ctree, NULL, summary_write_cache_func, &fps);
2176
2177         for (cur = summaryview->killed_messages; cur != NULL; cur = cur->next) {
2178                 MsgInfo *msginfo = (MsgInfo *)cur->data;
2179                 procmsg_write_cache(msginfo, fps.cache_fp);
2180                 procmsg_write_flags(msginfo, fps.mark_fp);
2181         }
2182
2183         procmsg_flush_mark_queue(summaryview->folder_item, fps.mark_fp);
2184
2185         fclose(fps.cache_fp);
2186         fclose(fps.mark_fp);
2187
2188         debug_print(_("done.\n"));
2189         STATUSBAR_POP(summaryview->mainwin);
2190
2191         return 0;
2192 }
2193
2194 static void summary_write_cache_func(GtkCTree *ctree, GtkCTreeNode *node,
2195                                      gpointer data)
2196 {
2197         struct wcachefp *fps = data;
2198         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2199
2200         if (msginfo == NULL) return;
2201
2202         procmsg_write_cache(msginfo, fps->cache_fp);
2203         procmsg_write_flags(msginfo, fps->mark_fp);
2204 }
2205
2206 static gchar *summary_complete_address(const gchar *addr)
2207 {
2208         gint count;
2209         gchar *res, *tmp, *email_addr;
2210
2211         Xstrdup_a(email_addr, addr, return NULL);
2212         extract_address(email_addr);
2213         g_return_val_if_fail(*email_addr, NULL);
2214
2215         /*
2216          * completion stuff must be already initialized
2217          */
2218         res = NULL;
2219         if (1 < (count = complete_address(email_addr))) {
2220                 tmp = get_complete_address(1);
2221                 res = procheader_get_fromname(tmp);
2222                 g_free(tmp);
2223         }
2224
2225         return res;
2226 }
2227
2228 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2229                                MsgInfo *msginfo)
2230 {
2231         static gchar date_modified[80];
2232         static gchar *to = NULL;
2233         static gchar col_score[11];
2234         static gchar buf[BUFFSIZE];
2235         PrefsFolderItem *prefs = summaryview->folder_item->prefs;
2236         gint *col_pos = summaryview->col_pos;
2237
2238         text[col_pos[S_COL_MARK]]   = NULL;
2239         text[col_pos[S_COL_UNREAD]] = NULL;
2240         text[col_pos[S_COL_MIME]]   = NULL;
2241         text[col_pos[S_COL_LOCKED]] = NULL;
2242         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2243         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2244         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2245
2246         if (msginfo->date_t) {
2247                 procheader_date_get_localtime(date_modified,
2248                                               sizeof(date_modified),
2249                                               msginfo->date_t);
2250                 text[col_pos[S_COL_DATE]] = date_modified;
2251         } else if (msginfo->date)
2252                 text[col_pos[S_COL_DATE]] = msginfo->date;
2253         else
2254                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2255
2256         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2257                 _("(No From)");
2258         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2259             !MSG_IS_NEWS(msginfo->flags)) {
2260                 gchar *addr = NULL;
2261
2262                 Xstrdup_a(addr, msginfo->from, return);
2263                 extract_address(addr);
2264
2265                 if (prefs_common.use_addr_book) {
2266                         if (account_find_from_address(addr)) {
2267                                 addr = summary_complete_address(msginfo->to);
2268                                 g_free(to);
2269                                 to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
2270                                 text[col_pos[S_COL_FROM]] = to;
2271                         }
2272                 } else {
2273                         if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
2274                                 g_free(to);
2275                                 to = g_strconcat("-->", msginfo->to, NULL);
2276                                 text[col_pos[S_COL_FROM]] = to;
2277                         }
2278                 }
2279         }
2280
2281         /*
2282          * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack,
2283          * checking whether the above block (which handles the special case of
2284          * the --> in sent boxes) was executed.
2285          */
2286         if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
2287                 gchar *from;
2288                 from = summary_complete_address(msginfo->from);
2289                 if (from) {
2290                         /*
2291                          * FIXME: this text[col_pos[S_COL_FROM]] should be freed
2292                          * but may have been assigned _("No From"). Should be
2293                          * freed???
2294                          */
2295                         text[col_pos[S_COL_FROM]] = from;
2296                 }
2297         }
2298
2299         if (prefs->enable_simplify_subject
2300             && prefs->simplify_subject_preg != NULL )
2301                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ?
2302                         string_remove_match(buf, BUFFSIZE, msginfo->subject,
2303                                         prefs->simplify_subject_preg) :
2304
2305                         _("(No Subject)");
2306         else
2307                 text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2308                         _("(No Subject)");
2309 }
2310
2311 #define CHANGE_FLAGS(msginfo) \
2312 { \
2313 if (msginfo->folder->folder->change_flags != NULL) \
2314 msginfo->folder->folder->change_flags(msginfo->folder->folder, \
2315                                       msginfo->folder, \
2316                                       msginfo); \
2317 }
2318
2319 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
2320 {
2321         summary_display_msg_full(summaryview, row, FALSE, FALSE);
2322 }
2323
2324 static void summary_display_msg_full(SummaryView *summaryview,
2325                                      GtkCTreeNode *row,
2326                                      gboolean new_window, gboolean all_headers)
2327 {
2328         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2329         MsgInfo *msginfo;
2330         MsgFlags flags;
2331         gchar *filename;
2332
2333         if (!new_window && summaryview->displayed == row) return;
2334         g_return_if_fail(row != NULL);
2335
2336         if (summary_is_locked(summaryview)) return;
2337         summary_lock(summaryview);
2338
2339         STATUSBAR_POP(summaryview->mainwin);
2340         GTK_EVENTS_FLUSH();
2341
2342         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2343
2344         filename = procmsg_get_message_file(msginfo);
2345         if (!filename) {
2346                 summary_unlock(summaryview);
2347                 return;
2348         }
2349         g_free(filename);
2350
2351         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2352                 summaryview->newmsgs--;
2353         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2354                 summaryview->unread--;
2355
2356         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2357         summary_set_row_marks(summaryview, row);
2358         gtk_clist_thaw(GTK_CLIST(ctree));
2359         summary_status_show(summaryview);
2360
2361         flags = msginfo->flags;
2362
2363         if (new_window) {
2364                 MessageView *msgview;
2365
2366                 msgview = messageview_create_with_new_window();
2367                 messageview_show(msgview, msginfo, all_headers);
2368         } else {
2369                 MessageView *msgview;
2370
2371                 msgview = summaryview->messageview;
2372
2373                 summaryview->displayed = row;
2374                 if (!messageview_is_visible(msgview))
2375                         main_window_toggle_message_view(summaryview->mainwin);
2376                 messageview_show(msgview, msginfo, all_headers);
2377                 if (msgview->type == MVIEW_TEXT ||
2378                     (msgview->type == MVIEW_MIME &&
2379                      (GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL ||
2380                       gtk_notebook_get_current_page
2381                         (GTK_NOTEBOOK(msgview->mimeview->notebook)) == 0)))
2382                         gtk_widget_grab_focus(summaryview->ctree);
2383                 GTK_EVENTS_FLUSH();
2384                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2385         }
2386
2387         summary_set_menu_sensitive(summaryview);
2388         main_window_set_toolbar_sensitive(summaryview->mainwin);
2389
2390         summary_unlock(summaryview);
2391 }
2392
2393 void summary_display_msg_selected(SummaryView *summaryview,
2394                                   gboolean all_headers)
2395 {
2396         if (summary_is_locked(summaryview)) return;
2397         summaryview->displayed = NULL;
2398         summary_display_msg_full(summaryview, summaryview->selected, FALSE,
2399                                  all_headers);
2400 }
2401
2402 void summary_redisplay_msg(SummaryView *summaryview)
2403 {
2404         GtkCTreeNode *node;
2405
2406         if (summaryview->displayed) {
2407                 node = summaryview->displayed;
2408                 summaryview->displayed = NULL;
2409                 summary_display_msg(summaryview, node);
2410         }
2411 }
2412
2413 void summary_open_msg(SummaryView *summaryview)
2414 {
2415         if (!summaryview->selected) return;
2416
2417         summary_display_msg_full(summaryview, summaryview->selected,
2418                                  TRUE, FALSE);
2419 }
2420
2421 void summary_view_source(SummaryView * summaryview)
2422 {
2423         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2424         MsgInfo *msginfo;
2425         SourceWindow *srcwin;
2426
2427         if (!summaryview->selected) return;
2428
2429         srcwin = source_window_create();
2430         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2431         source_window_show_msg(srcwin, msginfo);
2432         source_window_show(srcwin);
2433 }
2434
2435 void summary_reedit(SummaryView *summaryview)
2436 {
2437         MsgInfo *msginfo;
2438
2439         if (!summaryview->selected) return;
2440         if (!summaryview->folder_item) return;
2441         if (summaryview->folder_item->stype != F_OUTBOX &&
2442             summaryview->folder_item->stype != F_DRAFT  &&
2443             summaryview->folder_item->stype != F_QUEUE) return;
2444
2445         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2446                                               summaryview->selected);
2447         if (!msginfo) return;
2448
2449         compose_reedit(msginfo);
2450 }
2451
2452 void summary_step(SummaryView *summaryview, GtkScrollType type)
2453 {
2454         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2455         GtkCTreeNode *node;
2456
2457         if (summary_is_locked(summaryview)) return;
2458
2459         if (type == GTK_SCROLL_STEP_FORWARD) {
2460                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2461                 if (node)
2462                         gtkut_ctree_expand_parent_all(ctree, node);
2463                 else
2464                         return;
2465         } else {
2466                 if (summaryview->selected) {
2467                         node = GTK_CTREE_NODE_PREV(summaryview->selected);
2468                         if (!node) return;
2469                 }
2470         }
2471
2472         if (messageview_is_visible(summaryview->messageview))
2473                 summaryview->display_msg = TRUE;
2474
2475         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2476                                 type, 0.0);
2477 }
2478
2479 void summary_toggle_view(SummaryView *summaryview)
2480 {
2481         if (!messageview_is_visible(summaryview->messageview) &&
2482             summaryview->selected)
2483                 summary_display_msg(summaryview,
2484                                     summaryview->selected);
2485         else
2486                 main_window_toggle_message_view(summaryview->mainwin);
2487 }
2488
2489 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2490                                                 GtkCTreeNode *node)
2491 {
2492         MsgInfo *msginfo;
2493
2494         if (node) {
2495                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2496                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2497                         return TRUE;
2498                 node = GTK_CTREE_ROW(node)->children;
2499         } else
2500                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2501
2502         while (node) {
2503                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2504                         return TRUE;
2505                 node = GTK_CTREE_ROW(node)->sibling;
2506         }
2507
2508         return FALSE;
2509 }
2510
2511 static gboolean summary_have_unread_children(SummaryView *summaryview,
2512                                              GtkCTreeNode *node)
2513 {
2514         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2515
2516         if (!node) return FALSE;
2517
2518         node = GTK_CTREE_ROW(node)->children;
2519
2520         while (node) {
2521                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2522                         return TRUE;
2523                 node = GTK_CTREE_ROW(node)->sibling;
2524         }
2525
2526         return FALSE;
2527 }
2528
2529 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2530 {
2531         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2532         GtkStyle *style = NULL;
2533         MsgInfo *msginfo;
2534         MsgFlags flags;
2535         gint *col_pos = summaryview->col_pos;
2536
2537         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2538         if (!msginfo) return;
2539
2540         flags = msginfo->flags;
2541
2542         gtk_ctree_node_set_foreground(ctree, row, NULL);
2543
2544         /* set new/unread column */
2545         if (MSG_IS_IGNORE_THREAD(flags)) {
2546                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2547                                           ignorethreadxpm, ignorethreadxpmmask);
2548         } else if (MSG_IS_NEW(flags)) {
2549                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2550                                           newxpm, newxpmmask);
2551         } else if (MSG_IS_UNREAD(flags)) {
2552                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2553                                           unreadxpm, unreadxpmmask);
2554         } else if (MSG_IS_REPLIED(flags)) {
2555                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2556                                           repliedxpm, repliedxpmmask);
2557         } else if (MSG_IS_FORWARDED(flags)) {
2558                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2559                                           forwardedxpm, forwardedxpmmask);
2560         } else {
2561                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2562                                         NULL);
2563         }
2564
2565         if (prefs_common.bold_unread &&
2566             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2567              (!GTK_CTREE_ROW(row)->expanded &&
2568               GTK_CTREE_ROW(row)->children &&
2569               summary_have_unread_children(summaryview, row))))
2570                 style = bold_style;
2571
2572         /* set mark column */
2573         if (MSG_IS_DELETED(flags)) {
2574                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2575                                           deletedxpm, deletedxpmmask);
2576                 if (style)
2577                         style = bold_deleted_style;
2578                 else {
2579                         style = small_deleted_style;
2580                 }
2581                         gtk_ctree_node_set_foreground
2582                                 (ctree, row, &summaryview->color_dim);
2583         } else if (MSG_IS_MARKED(flags)) {
2584                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2585                                           markxpm, markxpmmask);
2586         } else if (MSG_IS_MOVE(flags)) {
2587                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2588                 if (style)
2589                         style = bold_marked_style;
2590                 else {
2591                         style = small_marked_style;
2592                 }
2593                         gtk_ctree_node_set_foreground
2594                                 (ctree, row, &summaryview->color_marked);
2595         } else if (MSG_IS_COPY(flags)) {
2596                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2597                 if (style)
2598                         style = bold_marked_style;
2599                 else {
2600                         style = small_marked_style;
2601                 }
2602                         gtk_ctree_node_set_foreground
2603                                 (ctree, row, &summaryview->color_marked);
2604         }
2605         else if ((global_scoring ||
2606                   summaryview->folder_item->prefs->scoring) &&
2607                  (msginfo->score >= summaryview->important_score) &&
2608                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2609                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2610                 gtk_ctree_node_set_foreground(ctree, row,
2611                                               &summaryview->color_important);
2612         } else {
2613                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2614         }
2615
2616         if (MSG_IS_LOCKED(flags)) {
2617                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_LOCKED],
2618                                           lockedxpm, lockedxpmmask);
2619         }
2620         else {
2621                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_LOCKED], NULL);
2622         }
2623
2624         if (MSG_IS_MIME(flags) && MSG_IS_ENCRYPTED(flags)) {
2625                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2626                                           clipkeyxpm, clipkeyxpmmask);
2627         } else if (MSG_IS_ENCRYPTED(flags)) {
2628                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2629                                           keyxpm, keyxpmmask);
2630         } else if (MSG_IS_MIME(flags)) {
2631                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2632                                           clipxpm, clipxpmmask);
2633         } else {
2634                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2635         }
2636         if (!style)
2637                 style = small_style;
2638
2639         gtk_ctree_node_set_row_style(ctree, row, style);
2640
2641         if (MSG_GET_COLORLABEL(flags))
2642                 summary_set_colorlabel_color(ctree, row, MSG_GET_COLORLABEL_VALUE(flags));
2643 }
2644
2645 void summary_set_marks_selected(SummaryView *summaryview)
2646 {
2647         GList *cur;
2648
2649         for (cur = GTK_CLIST(summaryview->ctree)->selection; cur != NULL;
2650              cur = cur->next)
2651                 summary_set_row_marks(summaryview, GTK_CTREE_NODE(cur->data));
2652 }
2653
2654 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2655 {
2656         gboolean changed = FALSE;
2657         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2658         MsgInfo *msginfo;
2659
2660         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2661         if (MSG_IS_DELETED(msginfo->flags))
2662                 summaryview->deleted--;
2663         if (MSG_IS_MOVE(msginfo->flags)) {
2664                 summaryview->moved--;
2665                 changed = TRUE;
2666         }
2667         if (MSG_IS_COPY(msginfo->flags)) {
2668                 summaryview->copied--;
2669                 changed = TRUE;
2670         }
2671         if (changed && !prefs_common.immediate_exec) {
2672                 msginfo->to_folder->op_count--;
2673                 if (msginfo->to_folder->op_count == 0)
2674                         folderview_update_item(msginfo->to_folder, 0);
2675         }
2676         msginfo->to_folder = NULL;
2677         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2678         procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
2679         summary_set_row_marks(summaryview, row);
2680         debug_print(_("Message %s/%d is marked\n"), msginfo->folder->path, msginfo->msgnum);
2681 }
2682
2683 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
2684 {
2685         /* almost verbatim summary_mark_row(); may want a menu action? */
2686         gboolean changed = FALSE;
2687         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2688         MsgInfo *msginfo;
2689
2690         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2691         if (MSG_IS_DELETED(msginfo->flags))
2692                 summaryview->deleted--;
2693         if (MSG_IS_MOVE(msginfo->flags)) {
2694                 summaryview->moved--;
2695                 changed = TRUE;
2696         }
2697         if (MSG_IS_COPY(msginfo->flags)) {
2698                 summaryview->copied--;
2699                 changed = TRUE;
2700         }
2701         if (changed && !prefs_common.immediate_exec) {
2702                 msginfo->to_folder->op_count--;
2703                 if (msginfo->to_folder->op_count == 0)
2704                         folderview_update_item(msginfo->to_folder, 0);
2705         }
2706         msginfo->to_folder = NULL;
2707         procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
2708         procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
2709         summary_set_row_marks(summaryview, row);
2710         debug_print(_("Message %d is locked\n"), msginfo->msgnum);
2711 }
2712
2713 void summary_mark(SummaryView *summaryview)
2714 {
2715         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2716         GList *cur;
2717
2718         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2719                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2720
2721         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2722         summary_status_show(summaryview);
2723 }
2724
2725 static void summary_mark_row_as_read(SummaryView *summaryview,
2726                                      GtkCTreeNode *row)
2727 {
2728         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2729         MsgInfo *msginfo;
2730
2731         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2732
2733         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2734                 summaryview->newmsgs--;
2735         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2736                 summaryview->unread--;
2737
2738         procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
2739         summary_set_row_marks(summaryview, row);
2740         debug_print(_("Message %d is marked as read\n"),
2741                 msginfo->msgnum);
2742 }
2743
2744 void summary_mark_as_read(SummaryView *summaryview)
2745 {
2746         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2747         GList *cur;
2748
2749         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2750                 summary_mark_row_as_read(summaryview,
2751                                          GTK_CTREE_NODE(cur->data));
2752
2753         summary_status_show(summaryview);
2754 }
2755
2756 void summary_mark_all_read(SummaryView *summaryview)
2757 {
2758         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2759         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2760         GtkCTreeNode *node;
2761
2762         gtk_clist_freeze(clist);
2763         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2764              node = gtkut_ctree_node_next(ctree, node))
2765                 summary_mark_row_as_read(summaryview, node);
2766         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2767              node = gtkut_ctree_node_next(ctree, node)) {
2768                 if (!GTK_CTREE_ROW(node)->expanded)
2769                         summary_set_row_marks(summaryview, node);
2770         }
2771         gtk_clist_thaw(clist);
2772
2773         summary_status_show(summaryview);
2774 }
2775
2776 static void summary_mark_row_as_unread(SummaryView *summaryview,
2777                                        GtkCTreeNode *row)
2778 {
2779         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2780         MsgInfo *msginfo;
2781
2782         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2783         if (MSG_IS_DELETED(msginfo->flags)) {
2784                 msginfo->to_folder = NULL;
2785                 procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
2786                 summaryview->deleted--;
2787         }
2788
2789         if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2790                 summaryview->unread++;
2791
2792         procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
2793         procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
2794         debug_print(_("Message %d is marked as unread\n"),
2795                 msginfo->msgnum);
2796
2797         summary_set_row_marks(summaryview, row);
2798 }
2799
2800 void summary_mark_as_unread(SummaryView *summaryview)
2801 {
2802         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2803         GList *cur;
2804
2805         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2806                 summary_mark_row_as_unread(summaryview,
2807                                            GTK_CTREE_NODE(cur->data));
2808
2809         summary_status_show(summaryview);
2810 }
2811
2812 static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
2813 {
2814         GList * cur;
2815         gboolean found;
2816
2817         switch (summaryview->folder_item->folder->type) {
2818
2819         case F_NEWS:
2820
2821                 /*
2822                   security : checks if one the accounts correspond to
2823                   the author of the post
2824                 */
2825
2826                 found = FALSE;
2827                 for(cur = account_get_list() ; cur != NULL ; cur = cur->next) {
2828                         PrefsAccount * account;
2829                         gchar * from_name;
2830
2831                         account = cur->data;
2832                         if (account->name && *account->name)
2833                                 from_name =
2834                                         g_strdup_printf("%s <%s>",
2835                                                         account->name,
2836                                                         account->address);
2837                         else
2838                                 from_name =
2839                                         g_strdup_printf("%s",
2840                                                         account->address);
2841
2842                         if (g_strcasecmp(from_name, msginfo->from) == 0) {
2843                                 g_free(from_name);
2844                                 found = TRUE;
2845                                 break;
2846                         }
2847                         g_free(from_name);
2848                 }
2849
2850                 if (!found) {
2851                         alertpanel_error(_("You're not the author of the article\n"));
2852                 }
2853
2854                 return found;
2855
2856         default:
2857                 return TRUE;
2858         }
2859 }
2860
2861 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2862 {
2863         gboolean changed = FALSE;
2864         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2865         MsgInfo *msginfo;
2866
2867         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2868
2869         if (!check_permission(summaryview, msginfo))
2870                 return;
2871
2872         if (MSG_IS_LOCKED(msginfo->flags)) return;
2873
2874         if (MSG_IS_DELETED(msginfo->flags)) return;
2875
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         if (changed && !prefs_common.immediate_exec) {
2885                 msginfo->to_folder->op_count--;
2886                 if (msginfo->to_folder->op_count == 0)
2887                         folderview_update_item(msginfo->to_folder, 0);
2888         }
2889         msginfo->to_folder = NULL;
2890         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
2891         procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
2892         summaryview->deleted++;
2893
2894         if (!prefs_common.immediate_exec &&
2895             summaryview->folder_item->stype != F_TRASH)
2896                 summary_set_row_marks(summaryview, row);
2897
2898         debug_print(_("Message %s/%d is set to delete\n"),
2899                     msginfo->folder->path, msginfo->msgnum);
2900 }
2901
2902 void summary_delete(SummaryView *summaryview)
2903 {
2904         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2905         FolderItem *item = summaryview->folder_item;
2906         GList *cur;
2907         GtkCTreeNode *sel_last = NULL;
2908         GtkCTreeNode *node;
2909
2910         if (!item) return;
2911 #if 0
2912         if (!item || item->folder->type == F_NEWS) return;
2913 #endif
2914
2915         if (summary_is_locked(summaryview)) return;
2916
2917         /* if current folder is trash, ask for confirmation */
2918         if (item->stype == F_TRASH) {
2919                 AlertValue aval;
2920
2921                 aval = alertpanel(_("Delete message(s)"),
2922                                   _("Do you really want to delete message(s) from the trash?"),
2923                                   _("Yes"), _("No"), NULL);
2924                 if (aval != G_ALERTDEFAULT) return;
2925         }
2926
2927         /* next code sets current row focus right. We need to find a row
2928          * that is not deleted. */
2929         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2930                 sel_last = GTK_CTREE_NODE(cur->data);
2931                 summary_delete_row(summaryview, sel_last);
2932         }
2933
2934         node = summary_find_next_msg(summaryview, sel_last);
2935         if (!node)
2936                 node = summary_find_prev_msg(summaryview, sel_last);
2937
2938         if (node) {
2939                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
2940                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2941                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
2942                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
2943                 else
2944                         summary_select_node
2945                                 (summaryview, node,
2946                                  messageview_is_visible(summaryview->messageview),
2947                                  FALSE);
2948         }
2949
2950         if (prefs_common.immediate_exec || item->stype == F_TRASH)
2951                 summary_execute(summaryview);
2952         else
2953                 summary_status_show(summaryview);
2954 }
2955
2956 void summary_delete_duplicated(SummaryView *summaryview)
2957 {
2958         if (!summaryview->folder_item ||
2959             summaryview->folder_item->folder->type == F_NEWS) return;
2960         if (summaryview->folder_item->stype == F_TRASH) return;
2961
2962         main_window_cursor_wait(summaryview->mainwin);
2963         debug_print(_("Deleting duplicated messages..."));
2964         STATUSBAR_PUSH(summaryview->mainwin,
2965                        _("Deleting duplicated messages..."));
2966
2967         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
2968                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
2969                                 summaryview);
2970
2971         if (prefs_common.immediate_exec)
2972                 summary_execute(summaryview);
2973         else
2974                 summary_status_show(summaryview);
2975
2976         debug_print(_("done.\n"));
2977         STATUSBAR_POP(summaryview->mainwin);
2978         main_window_cursor_normal(summaryview->mainwin);
2979 }
2980
2981 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
2982                                            SummaryView *summaryview)
2983 {
2984         GtkCTreeNode *found;
2985         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
2986
2987         if (!msginfo->msgid || !*msginfo->msgid) return;
2988
2989         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
2990
2991         if (found && found != node)
2992                 summary_delete_row(summaryview, node);
2993 }
2994
2995 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
2996 {
2997         gboolean changed = FALSE;
2998         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2999         MsgInfo *msginfo;
3000
3001         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3002         if (MSG_IS_DELETED(msginfo->flags))
3003                 summaryview->deleted--;
3004         if (MSG_IS_MOVE(msginfo->flags)) {
3005                 summaryview->moved--;
3006                 changed = TRUE;
3007         }
3008         if (MSG_IS_COPY(msginfo->flags)) {
3009                 summaryview->copied--;
3010                 changed = TRUE;
3011         }
3012         if (changed && !prefs_common.immediate_exec) {
3013                 msginfo->to_folder->op_count--;
3014                 if (msginfo->to_folder->op_count == 0)
3015                         folderview_update_item(msginfo->to_folder, 0);
3016         }
3017         msginfo->to_folder = NULL;
3018         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
3019         summary_set_row_marks(summaryview, row);
3020
3021         debug_print(_("Message %s/%d is unmarked\n"),
3022                     msginfo->folder->path, msginfo->msgnum);
3023 }
3024
3025 void summary_unmark(SummaryView *summaryview)
3026 {
3027         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3028         GList *cur;
3029
3030         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
3031                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
3032
3033         summary_status_show(summaryview);
3034 }
3035
3036 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3037                                 FolderItem *to_folder)
3038 {
3039         gboolean changed = FALSE;
3040         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3041         MsgInfo *msginfo;
3042
3043         g_return_if_fail(to_folder != NULL);
3044
3045         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3046         if (MSG_IS_MOVE(msginfo->flags)) {
3047                 if (!prefs_common.immediate_exec) {
3048                         msginfo->to_folder->op_count--;
3049                         if (msginfo->to_folder->op_count == 0) {
3050                                 folderview_update_item(msginfo->to_folder, 0);
3051                                 changed = TRUE;
3052                         }
3053                 }
3054         }
3055         msginfo->to_folder = to_folder;
3056         if (MSG_IS_DELETED(msginfo->flags))
3057                 summaryview->deleted--;
3058         if (MSG_IS_COPY(msginfo->flags)) {
3059                 summaryview->copied--;
3060                 if (!prefs_common.immediate_exec)
3061                         msginfo->to_folder->op_count--;
3062         }
3063         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
3064         if (!MSG_IS_MOVE(msginfo->flags)) {
3065                 procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
3066                 summaryview->moved++;
3067                 changed = TRUE;
3068         }
3069         if (!prefs_common.immediate_exec) {
3070                 summary_set_row_marks(summaryview, row);
3071                 if (changed) {
3072                         msginfo->to_folder->op_count++;
3073                         if (msginfo->to_folder->op_count == 1)
3074                                 folderview_update_item(msginfo->to_folder, 0);
3075                 }
3076         }
3077
3078         debug_print(_("Message %d is set to move to %s\n"),
3079                     msginfo->msgnum, to_folder->path);
3080 }
3081
3082 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3083 {
3084         GList *cur;
3085
3086         if (!to_folder) return;
3087         if (!summaryview->folder_item ||
3088             summaryview->folder_item->folder->type == F_NEWS) return;
3089
3090         if (summary_is_locked(summaryview)) return;
3091
3092         if (summaryview->folder_item == to_folder) {
3093                 alertpanel_notice(_("Destination is same as current folder."));
3094                 return;
3095         }
3096
3097         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3098              cur != NULL; cur = cur->next)
3099                 summary_move_row_to
3100                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3101
3102         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3103
3104         if (prefs_common.immediate_exec)
3105                 summary_execute(summaryview);
3106         else {
3107                 summary_status_show(summaryview);
3108
3109                 folderview_update_item(to_folder, 0);
3110         }
3111 }
3112
3113 void summary_move_to(SummaryView *summaryview)
3114 {
3115         FolderItem *to_folder;
3116
3117         if (!summaryview->folder_item ||
3118             summaryview->folder_item->folder->type == F_NEWS) return;
3119
3120         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3121                                          FOLDER_SEL_MOVE, NULL);
3122         summary_move_selected_to(summaryview, to_folder);
3123 }
3124
3125 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
3126                                 FolderItem *to_folder)
3127 {
3128         gboolean changed = FALSE;
3129         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3130         MsgInfo *msginfo;
3131
3132         g_return_if_fail(to_folder != NULL);
3133
3134         msginfo = gtk_ctree_node_get_row_data(ctree, row);
3135         if (MSG_IS_COPY(msginfo->flags)) {
3136                 if (!prefs_common.immediate_exec) {
3137                         msginfo->to_folder->op_count--;
3138                         if (msginfo->to_folder->op_count == 0) {
3139                                 folderview_update_item(msginfo->to_folder, 0);
3140                                 changed = TRUE;
3141                         }
3142                 }
3143         }
3144         msginfo->to_folder = to_folder;
3145         if (MSG_IS_DELETED(msginfo->flags))
3146                 summaryview->deleted--;
3147         if (MSG_IS_MOVE(msginfo->flags)) {
3148                 summaryview->moved--;
3149                 if (!prefs_common.immediate_exec)
3150                         msginfo->to_folder->op_count--;
3151         }
3152         procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
3153         if (!MSG_IS_COPY(msginfo->flags)) {
3154                 procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
3155                 summaryview->copied++;
3156                 changed = TRUE;
3157         }
3158         if (!prefs_common.immediate_exec) {
3159                 summary_set_row_marks(summaryview, row);
3160                 if (changed) {
3161                         msginfo->to_folder->op_count++;
3162                         if (msginfo->to_folder->op_count == 1)
3163                                 folderview_update_item(msginfo->to_folder, 0);
3164                 }
3165         }
3166
3167         debug_print(_("Message %d is set to copy to %s\n"),
3168                     msginfo->msgnum, to_folder->path);
3169 }
3170
3171 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
3172 {
3173         GList *cur;
3174
3175         if (!to_folder) return;
3176         if (!summaryview->folder_item) return;
3177
3178         if (summary_is_locked(summaryview)) return;
3179
3180         if (summaryview->folder_item == to_folder) {
3181                 alertpanel_notice
3182                         (_("Destination to copy is same as current folder."));
3183                 return;
3184         }
3185
3186         for (cur = GTK_CLIST(summaryview->ctree)->selection;
3187              cur != NULL; cur = cur->next)
3188                 summary_copy_row_to
3189                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
3190
3191         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
3192
3193         if (prefs_common.immediate_exec)
3194                 summary_execute(summaryview);
3195         else {
3196                 summary_status_show(summaryview);
3197
3198                 folderview_update_item(to_folder, 0);
3199         }
3200 }
3201
3202 void summary_copy_to(SummaryView *summaryview)
3203 {
3204         FolderItem *to_folder;
3205
3206         if (!summaryview->folder_item) return;
3207
3208         to_folder = foldersel_folder_sel(summaryview->folder_item->folder,
3209                                          FOLDER_SEL_COPY, NULL);
3210         summary_copy_selected_to(summaryview, to_folder);
3211 }
3212
3213 void summary_add_address(SummaryView *summaryview)
3214 {
3215         MsgInfo *msginfo;
3216         gchar *from;
3217
3218         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
3219                                               summaryview->selected);
3220         if (!msginfo) return;
3221
3222         Xstrdup_a(from, msginfo->from, return);
3223         eliminate_address_comment(from);
3224         extract_address(from);
3225         addressbook_add_contact(msginfo->fromname, from, NULL);
3226 }
3227
3228 void summary_select_all(SummaryView *summaryview)
3229 {
3230         if (summaryview->messages >= 500) {
3231                 STATUSBAR_PUSH(summaryview->mainwin,
3232                                _("Selecting all messages..."));
3233                 main_window_cursor_wait(summaryview->mainwin);
3234         }
3235
3236         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
3237
3238         if (summaryview->messages >= 500) {
3239                 STATUSBAR_POP(summaryview->mainwin);
3240                 main_window_cursor_normal(summaryview->mainwin);
3241         }
3242 }
3243
3244 void summary_unselect_all(SummaryView *summaryview)
3245 {
3246         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
3247 }
3248
3249 void summary_save_as(SummaryView *summaryview)
3250 {
3251         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3252         MsgInfo *msginfo;
3253         gchar *filename = NULL;
3254         gchar *src, *dest;
3255
3256         if (!summaryview->selected) return;
3257         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
3258         if (!msginfo) return;
3259
3260         if (msginfo->subject) {
3261                 Xstrdup_a(filename, msginfo->subject, return);
3262                 subst_for_filename(filename);
3263         }
3264         dest = filesel_select_file(_("Save as"), filename);
3265         if (!dest) return;
3266         if (is_file_exist(dest)) {
3267                 AlertValue aval;
3268
3269                 aval = alertpanel(_("Overwrite"),
3270                                   _("Overwrite existing file?"),
3271                                   _("OK"), _("Cancel"), NULL);
3272                 if (G_ALERTDEFAULT != aval) return;
3273         }
3274
3275         src = procmsg_get_message_file(msginfo);
3276         if (copy_file(src, dest) < 0) {
3277                 alertpanel_error(_("Can't save the file `%s'."),
3278                                  g_basename(dest));
3279         }
3280         g_free(src);
3281 }
3282
3283 void summary_print(SummaryView *summaryview)
3284 {
3285         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3286         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3287         MsgInfo *msginfo;
3288         GList *cur;
3289         gchar *cmdline;
3290         gchar *p;
3291
3292         if (clist->selection == NULL) return;
3293
3294         cmdline = input_dialog(_("Print"),
3295                                _("Enter the print command line:\n"
3296                                  "(`%s' will be replaced with file name)"),
3297                                prefs_common.print_cmd);
3298         if (!cmdline) return;
3299         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3300             strchr(p + 2, '%')) {
3301                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3302                                  cmdline);
3303                 g_free(cmdline);
3304                 return;
3305         }
3306
3307         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3308                 msginfo = gtk_ctree_node_get_row_data
3309                         (ctree, GTK_CTREE_NODE(cur->data));
3310                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3311         }
3312
3313         g_free(cmdline);
3314 }
3315
3316 gboolean summary_execute(SummaryView *summaryview)
3317 {
3318         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3319         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3320         GtkCTreeNode *node, *next;
3321
3322         if (!summaryview->folder_item) return FALSE;
3323
3324         if (summary_is_locked(summaryview)) return FALSE;
3325         summary_lock(summaryview);
3326
3327         gtk_clist_freeze(clist);
3328
3329         if (summaryview->folder_item->threaded)
3330                 summary_unthread_for_exec(summaryview);
3331
3332         summary_execute_move(summaryview);
3333         summary_execute_copy(summaryview);
3334         summary_execute_delete(summaryview);
3335
3336         node = GTK_CTREE_NODE(clist->row_list);
3337         while (node != NULL) {
3338                 next = gtkut_ctree_node_next(ctree, node);
3339                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3340                         if (node == summaryview->displayed) {
3341                                 messageview_clear(summaryview->messageview);
3342                                 summaryview->displayed = NULL;
3343                         }
3344                         if (GTK_CTREE_ROW(node)->children != NULL)
3345                                 g_warning("summary_execute(): children != NULL\n");
3346                         else
3347                                 gtk_ctree_remove_node(ctree, node);
3348                 }
3349                 node = next;
3350         }
3351
3352         if (summaryview->folder_item->threaded)
3353                 summary_thread_build(summaryview);
3354
3355         summaryview->selected = clist->selection ?
3356                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3357
3358         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3359                 menu_set_insensitive_all
3360                         (GTK_MENU_SHELL(summaryview->popupmenu));
3361                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3362         } else
3363                 gtk_widget_grab_focus(summaryview->ctree);
3364
3365         summary_update_status(summaryview);
3366         summary_status_show(summaryview);
3367
3368         summary_write_cache(summaryview);
3369
3370         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3371
3372         gtk_clist_thaw(clist);
3373
3374         summary_unlock(summaryview);
3375         return TRUE;
3376 }
3377
3378 static void summary_execute_move(SummaryView *summaryview)
3379 {
3380         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3381         GSList *cur;
3382
3383         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3384
3385         /* search moving messages and execute */
3386         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3387                                 summaryview);
3388
3389         if (summaryview->mlist) {
3390                 procmsg_move_messages(summaryview->mlist);
3391
3392                 folderview_update_item_foreach(summaryview->folder_table);
3393
3394                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3395                         procmsg_msginfo_free((MsgInfo *)cur->data);
3396                 g_slist_free(summaryview->mlist);
3397                 summaryview->mlist = NULL;
3398         }
3399
3400         folderview_update_item(summaryview->folder_item, FALSE);
3401         g_hash_table_destroy(summaryview->folder_table);
3402         summaryview->folder_table = NULL;
3403 }
3404
3405 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3406                                       gpointer data)
3407 {
3408         SummaryView *summaryview = data;
3409         MsgInfo *msginfo;
3410
3411         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3412
3413         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3414                 if (!prefs_common.immediate_exec &&
3415                     msginfo->to_folder->op_count > 0)
3416                         msginfo->to_folder->op_count--;
3417
3418                 g_hash_table_insert(summaryview->folder_table,
3419                                     msginfo->to_folder, GINT_TO_POINTER(1));
3420
3421                 summaryview->mlist =
3422                         g_slist_append(summaryview->mlist, msginfo);
3423                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3424
3425                 if (msginfo->msgid && *msginfo->msgid &&
3426                     node == g_hash_table_lookup(summaryview->msgid_table,
3427                                                 msginfo->msgid))
3428                         g_hash_table_remove(summaryview->msgid_table,
3429                                             msginfo->msgid);
3430         }
3431 }
3432
3433 static void summary_execute_copy(SummaryView *summaryview)
3434 {
3435         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3436
3437         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3438
3439         /* search copying messages and execute */
3440         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3441                                 summaryview);
3442
3443         if (summaryview->mlist) {
3444                 procmsg_copy_messages(summaryview->mlist);
3445
3446                 /* folder_item_scan_foreach(summaryview->folder_table); */
3447                 folderview_update_item_foreach(summaryview->folder_table);
3448
3449                 g_slist_free(summaryview->mlist);
3450                 summaryview->mlist = NULL;
3451         }
3452
3453         g_hash_table_destroy(summaryview->folder_table);
3454         summaryview->folder_table = NULL;
3455 }
3456
3457 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3458                                       gpointer data)
3459 {
3460         SummaryView *summaryview = data;
3461         MsgInfo *msginfo;
3462
3463         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3464
3465         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3466                 if (!prefs_common.immediate_exec &&
3467                     msginfo->to_folder->op_count > 0)
3468                         msginfo->to_folder->op_count--;
3469
3470                 g_hash_table_insert(summaryview->folder_table,
3471                                     msginfo->to_folder, GINT_TO_POINTER(1));
3472
3473                 summaryview->mlist =
3474                         g_slist_append(summaryview->mlist, msginfo);
3475
3476                 procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
3477                 summary_set_row_marks(summaryview, node);
3478         }
3479 }
3480
3481 static void summary_execute_delete(SummaryView *summaryview)
3482 {
3483         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3484         FolderItem *trash;
3485         GSList *cur;
3486
3487         trash = summaryview->folder_item->folder->trash;
3488         if (summaryview->folder_item->folder->type == F_MH) {
3489                 g_return_if_fail(trash != NULL);
3490         }
3491
3492         /* search deleting messages and execute */
3493         gtk_ctree_pre_recursive
3494                 (ctree, NULL, summary_execute_delete_func, summaryview);
3495
3496         if (!summaryview->mlist) return;
3497
3498         if (trash == NULL || summaryview->folder_item == trash)
3499                 folder_item_remove_msgs(summaryview->folder_item,
3500                                         summaryview->mlist);
3501         else
3502                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3503
3504         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3505                 procmsg_msginfo_free((MsgInfo *)cur->data);
3506
3507         g_slist_free(summaryview->mlist);
3508         summaryview->mlist = NULL;
3509
3510         if ((summaryview->folder_item != trash) && (trash != NULL)) {
3511                 folderview_update_item(trash, FALSE);
3512         }
3513         folderview_update_item(summaryview->folder_item, FALSE);
3514 }
3515
3516 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3517                                         gpointer data)
3518 {
3519         SummaryView *summaryview = data;
3520         MsgInfo *msginfo;
3521
3522         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3523
3524         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3525                 summaryview->mlist =
3526                         g_slist_append(summaryview->mlist, msginfo);
3527                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3528
3529                 if (msginfo->msgid && *msginfo->msgid &&
3530                     node == g_hash_table_lookup(summaryview->msgid_table,
3531                                                 msginfo->msgid))
3532                         g_hash_table_remove(summaryview->msgid_table,
3533                                             msginfo->msgid);
3534         }
3535 }
3536
3537 /* thread functions */
3538
3539 void summary_thread_build(SummaryView *summaryview)
3540 {
3541         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3542         GtkCTreeNode *node;
3543         GtkCTreeNode *next;
3544         GtkCTreeNode *parent;
3545         MsgInfo *msginfo;
3546
3547         summary_lock(summaryview);
3548
3549         debug_print(_("Building threads..."));
3550         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3551         main_window_cursor_wait(summaryview->mainwin);
3552
3553         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3554                                          summary_tree_expanded, summaryview);
3555         gtk_clist_freeze(GTK_CLIST(ctree));
3556
3557         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3558         while (node) {
3559                 next = GTK_CTREE_ROW(node)->sibling;
3560
3561                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3562
3563                 parent = NULL;
3564
3565                 /* alfons - claws seems to prefer subject threading before
3566                  * inreplyto threading. we should look more deeply in this,
3567                  * because inreplyto should have precedence... */
3568                 if (msginfo && msginfo->inreplyto) {
3569                         parent = g_hash_table_lookup(summaryview->msgid_table,
3570                                                      msginfo->inreplyto);
3571                 }
3572
3573                 if (parent == NULL) {
3574                         parent = subject_table_lookup
3575                                 (summaryview->subject_table,
3576                                  msginfo->subject);
3577                 }
3578
3579                 if (parent && parent != node) {
3580                         gtk_ctree_move(ctree, node, parent, NULL);
3581                         gtk_ctree_expand(ctree, node);
3582                 }
3583
3584                 node = next;
3585         }
3586
3587         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3588
3589         while (node) {
3590                 next = GTK_CTREE_NODE_NEXT(node);
3591                 if (prefs_common.expand_thread)
3592                         gtk_ctree_expand(ctree, node);
3593                 if (prefs_common.bold_unread &&
3594                     GTK_CTREE_ROW(node)->children)
3595                         summary_set_row_marks(summaryview, node);
3596                 node = next;
3597         }
3598
3599         gtk_clist_thaw(GTK_CLIST(ctree));
3600         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3601                                            summary_tree_expanded, summaryview);
3602
3603         debug_print(_("done.\n"));
3604         STATUSBAR_POP(summaryview->mainwin);
3605         main_window_cursor_normal(summaryview->mainwin);
3606
3607         summary_unlock(summaryview);
3608 }
3609
3610 static void summary_thread_init(SummaryView *summaryview)
3611 {
3612         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3613         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3614         GtkCTreeNode *next;
3615
3616         if (prefs_common.expand_thread) {
3617                 while (node) {
3618                         next = GTK_CTREE_ROW(node)->sibling;
3619                         if (GTK_CTREE_ROW(node)->children)
3620                                 gtk_ctree_expand(ctree, node);
3621                         node = next;
3622                 }
3623         } else if (prefs_common.bold_unread) {
3624                 while (node) {
3625                         next = GTK_CTREE_ROW(node)->sibling;
3626                         if (GTK_CTREE_ROW(node)->children)
3627                                 summary_set_row_marks(summaryview, node);
3628                         node = next;
3629                 }
3630         }
3631 }
3632
3633 void summary_unthread(SummaryView *summaryview)
3634 {
3635         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3636         GtkCTreeNode *node;
3637         GtkCTreeNode *child;
3638         GtkCTreeNode *sibling;
3639         GtkCTreeNode *next_child;
3640
3641         summary_lock(summaryview);
3642
3643         debug_print(_("Unthreading..."));
3644         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3645         main_window_cursor_wait(summaryview->mainwin);
3646
3647         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3648                                          summary_tree_collapsed, summaryview);
3649         gtk_clist_freeze(GTK_CLIST(ctree));
3650
3651         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3652              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3653                 child = GTK_CTREE_ROW(node)->children;
3654                 sibling = GTK_CTREE_ROW(node)->sibling;
3655
3656                 while (child != NULL) {
3657                         next_child = GTK_CTREE_ROW(child)->sibling;
3658                         gtk_ctree_move(ctree, child, NULL, sibling);
3659                         child = next_child;
3660                 }
3661         }
3662
3663         /* CLAWS: and sort it */
3664         gtk_sctree_sort_recursive(ctree, NULL);
3665
3666         gtk_clist_thaw(GTK_CLIST(ctree));
3667         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3668                                            summary_tree_collapsed, summaryview);
3669
3670         debug_print(_("done.\n"));
3671         STATUSBAR_POP(summaryview->mainwin);
3672         main_window_cursor_normal(summaryview->mainwin);
3673
3674         summary_unlock(summaryview);
3675 }
3676
3677 static void summary_unthread_for_exec(SummaryView *summaryview)
3678 {
3679         GtkCTreeNode *node;
3680         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3681
3682         summary_lock(summaryview);
3683
3684         debug_print(_("Unthreading for execution..."));
3685
3686         gtk_clist_freeze(GTK_CLIST(ctree));
3687
3688         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3689              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3690                 summary_unthread_for_exec_func(ctree, node, NULL);
3691         }
3692
3693         gtk_clist_thaw(GTK_CLIST(ctree));
3694
3695         debug_print(_("done.\n"));
3696
3697         summary_unlock(summaryview);
3698 }
3699
3700 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3701                                            gpointer data)
3702 {
3703         MsgInfo *msginfo;
3704         GtkCTreeNode *top_parent;
3705         GtkCTreeNode *child;
3706         GtkCTreeNode *sibling;
3707
3708         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3709
3710         if (!msginfo ||
3711             (!MSG_IS_MOVE(msginfo->flags) &&
3712              !MSG_IS_DELETED(msginfo->flags)))
3713                 return;
3714         child = GTK_CTREE_ROW(node)->children;
3715         if (!child) return;
3716
3717         for (top_parent = node;
3718              GTK_CTREE_ROW(top_parent)->parent != NULL;
3719              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3720                 ;
3721         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3722
3723         while (child != NULL) {
3724                 GtkCTreeNode *next_child;
3725
3726                 next_child = GTK_CTREE_ROW(child)->sibling;
3727                 gtk_ctree_move(ctree, child, NULL, sibling);
3728                 child = next_child;
3729         }
3730 }
3731
3732 void summary_processing(SummaryView *summaryview, GSList * mlist)
3733 {
3734         GSList * processing_list;
3735         FolderItem * folder_item;
3736         GSList * cur;
3737         gchar * buf;
3738
3739         folder_item = summaryview->folder_item;
3740         if (folder_item == NULL)
3741                 return;
3742
3743         processing_list = folder_item->prefs->processing;
3744
3745         if (processing_list == NULL)
3746                 return;
3747
3748         summary_lock(summaryview);
3749
3750         buf = g_strdup_printf(_("Processing (%s)..."), folder_item->path);
3751         debug_print(buf);
3752         STATUSBAR_PUSH(summaryview->mainwin, buf);
3753         g_free(buf);
3754
3755         main_window_cursor_wait(summaryview->mainwin);
3756
3757         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3758
3759         for(cur = mlist ; cur != NULL ; cur = cur->next) {
3760                 MsgInfo * msginfo;
3761
3762                 msginfo = (MsgInfo *) cur->data;
3763                 filter_message_by_msginfo(processing_list, msginfo,
3764                                           summaryview->folder_table);
3765         }
3766
3767         /* folder_item_scan_foreach(summaryview->folder_table); */
3768         folderview_update_item_foreach(summaryview->folder_table);
3769
3770         g_hash_table_destroy(summaryview->folder_table);
3771         summaryview->folder_table = NULL;
3772
3773         if (prefs_common.immediate_exec) {
3774                 summary_unlock(summaryview);
3775                 summary_execute(summaryview);
3776                 summary_lock(summaryview);
3777         } else
3778                 summary_status_show(summaryview);
3779
3780         debug_print(_("done.\n"));
3781         STATUSBAR_POP(summaryview->mainwin);
3782         main_window_cursor_normal(summaryview->mainwin);
3783
3784         summary_unlock(summaryview);
3785 }
3786
3787 void summary_expand_threads(SummaryView *summaryview)
3788 {
3789         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3790         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3791
3792         gtk_clist_freeze(GTK_CLIST(ctree));
3793
3794         while (node) {
3795                 if (GTK_CTREE_ROW(node)->children)
3796                         gtk_ctree_expand(ctree, node);
3797                 node = GTK_CTREE_NODE_NEXT(node);
3798         }
3799
3800         gtk_clist_thaw(GTK_CLIST(ctree));
3801
3802         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3803 }
3804
3805 void summary_collapse_threads(SummaryView *summaryview)
3806 {
3807         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3808         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3809
3810         gtk_clist_freeze(GTK_CLIST(ctree));
3811
3812         while (node) {
3813                 if (GTK_CTREE_ROW(node)->children)
3814                         gtk_ctree_collapse(ctree, node);
3815                 node = GTK_CTREE_ROW(node)->sibling;
3816         }
3817
3818         gtk_clist_thaw(GTK_CLIST(ctree));
3819
3820         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3821 }
3822
3823 void summary_filter(SummaryView *summaryview)
3824 {
3825         if (!prefs_common.fltlist && !global_processing) {
3826                 alertpanel_error(_("No filter rules defined."));
3827                 return;
3828         }
3829
3830         summary_lock(summaryview);
3831
3832         debug_print(_("filtering..."));
3833         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3834         main_window_cursor_wait(summaryview->mainwin);
3835
3836         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3837
3838         if (global_processing == NULL) {
3839                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3840                                         GTK_CTREE_FUNC(summary_filter_func),
3841                                         summaryview);
3842
3843                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3844
3845                 if (prefs_common.immediate_exec) {
3846                         summary_unlock(summaryview);
3847                         summary_execute(summaryview);
3848                         summary_lock(summaryview);
3849                 } else
3850                         summary_status_show(summaryview);
3851         }
3852         else {
3853                 summaryview->folder_table = g_hash_table_new(NULL, NULL);
3854
3855                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3856                                         GTK_CTREE_FUNC(summary_filter_func),
3857                                         summaryview);
3858
3859                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3860
3861                 /* folder_item_scan_foreach(summaryview->folder_table); */
3862                 folderview_update_item_foreach(summaryview->folder_table);
3863
3864                 g_hash_table_destroy(summaryview->folder_table);
3865                 summaryview->folder_table = NULL;
3866         }
3867
3868         debug_print(_("done.\n"));
3869         STATUSBAR_POP(summaryview->mainwin);
3870         main_window_cursor_normal(summaryview->mainwin);
3871
3872         summary_unlock(summaryview);
3873
3874         /*
3875          * CLAWS: summary_show() only valid after having a lock. ideally
3876          * we want the lock to be context aware...
3877          */
3878         if (global_processing) {
3879                 summary_show(summaryview, summaryview->folder_item, TRUE);
3880         }
3881 }
3882
3883 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3884                                 gpointer data)
3885 {
3886         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3887         SummaryView *summaryview = data;
3888         gchar *file;
3889         FolderItem *dest;
3890
3891         if (global_processing == NULL) {
3892                 /* old filtering */
3893                 file = procmsg_get_message_file(msginfo);
3894                 dest = filter_get_dest_folder(prefs_common.fltlist, file);
3895                 g_free(file);
3896
3897                 if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
3898                     summaryview->folder_item != dest)
3899                         summary_move_row_to(summaryview, node, dest);
3900         } else
3901                 filter_message_by_msginfo(global_processing, msginfo, summaryview->folder_table);
3902 }
3903
3904 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
3905 {
3906         static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
3907                                        {"X-ML-Name:",      NULL, FALSE},
3908                        &