src/summaryview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 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
  50 #include "intl.h"
  51 #include "main.h"
  52 #include "menu.h"
  53 #include "mainwindow.h"
  54 #include "folderview.h"
  55 #include "summaryview.h"
  56 #include "messageview.h"
  57 #include "foldersel.h"
  58 #include "procmsg.h"
  59 #include "procheader.h"
  60 #include "headerwindow.h"
  61 #include "sourcewindow.h"
  62 #include "prefs_common.h"
  63 #include "prefs_summary_column.h"
  64 #include "account.h"
  65 #include "compose.h"
  66 #include "utils.h"
  67 #include "gtkutils.h"
  68 #include "filesel.h"
  69 #include "manage_window.h"
  70 #include "alertpanel.h"
  71 #include "inputdialog.h"
  72 #include "statusbar.h"
  73 #include "filter.h"
  74 #include "folder.h"
  75 #include "colorlabel.h"
  76 #include "inc.h"
  77 #include "addressbook.h"
  78 #include "addr_compl.h"
  79 #include "scoring.h"
  80 #include "prefs_folder_item.h"
  81 #include "filtering.h"
  82
  83 #include "pixmaps/dir-open.xpm"
  84 #include "pixmaps/mark.xpm"
  85 #include "pixmaps/deleted.xpm"
  86 #include "pixmaps/new.xpm"
  87 #include "pixmaps/unread.xpm"
  88 #include "pixmaps/replied.xpm"
  89 #include "pixmaps/forwarded.xpm"
  90 #include "pixmaps/clip.xpm"
  91 #include "pixmaps/ignorethread.xpm"
  92
  93 #define STATUSBAR_PUSH(mainwin, str) \
  94 { \
  95         gtk_statusbar_push(GTK_STATUSBAR(mainwin->statusbar), \
  96                            mainwin->summaryview_cid, str); \
  97         gtkut_widget_wait_for_draw(mainwin->hbox_stat); \
  98 }
  99
 100 #define STATUSBAR_POP(mainwin) \
 101 { \
 102         gtk_statusbar_pop(GTK_STATUSBAR(mainwin->statusbar), \
 103                           mainwin->summaryview_cid); \
 104 }
 105
 106 #define SUMMARY_COL_MARK_WIDTH          10
 107 #define SUMMARY_COL_UNREAD_WIDTH        13
 108 #define SUMMARY_COL_MIME_WIDTH          10
 109
 110 static GdkFont *boldfont;
 111 static GdkFont *smallfont;
 112
 113 static GtkStyle *bold_style;
 114 static GtkStyle *bold_marked_style;
 115 static GtkStyle *bold_deleted_style;
 116 static GtkStyle *small_style;
 117 static GtkStyle *small_marked_style;
 118 static GtkStyle *small_deleted_style;
 119
 120 static GdkPixmap *folderxpm;
 121 static GdkBitmap *folderxpmmask;
 122
 123 static GdkPixmap *markxpm;
 124 static GdkBitmap *markxpmmask;
 125 static GdkPixmap *deletedxpm;
 126 static GdkBitmap *deletedxpmmask;
 127
 128 static GdkPixmap *newxpm;
 129 static GdkBitmap *newxpmmask;
 130 static GdkPixmap *unreadxpm;
 131 static GdkBitmap *unreadxpmmask;
 132 static GdkPixmap *repliedxpm;
 133 static GdkBitmap *repliedxpmmask;
 134 static GdkPixmap *forwardedxpm;
 135 static GdkBitmap *forwardedxpmmask;
 136 static GdkPixmap *ignorethreadxpm;
 137 static GdkBitmap *ignorethreadxpmmask;
 138
 139 static GdkPixmap *clipxpm;
 140 static GdkBitmap *clipxpmmask;
 141
 142 static void summary_free_msginfo_func   (GtkCTree               *ctree,
 143                                          GtkCTreeNode           *node,
 144                                          gpointer                data);
 145 static void summary_set_marks_func      (GtkCTree               *ctree,
 146                                          GtkCTreeNode           *node,
 147                                          gpointer                data);
 148 static void summary_write_cache_func    (GtkCTree               *ctree,
 149                                          GtkCTreeNode           *node,
 150                                          gpointer                data);
 151
 152 static void summary_set_menu_sensitive  (SummaryView            *summaryview);
 153
 154 static guint summary_get_msgnum         (SummaryView            *summaryview,
 155                                          GtkCTreeNode           *node);
 156
 157 static GtkCTreeNode *summary_find_prev_msg
 158                                         (SummaryView            *summaryview,
 159                                          GtkCTreeNode           *current_node);
 160 static GtkCTreeNode *summary_find_next_msg
 161                                         (SummaryView            *summaryview,
 162                                          GtkCTreeNode           *current_node);
 163 static GtkCTreeNode *summary_find_prev_unread_msg
 164                                         (SummaryView            *summaryview,
 165                                          GtkCTreeNode           *current_node);
 166 static GtkCTreeNode *summary_find_next_unread_msg
 167                                         (SummaryView            *summaryview,
 168                                          GtkCTreeNode           *current_node);
 169 static GtkCTreeNode *summary_find_prev_marked_msg
 170                                         (SummaryView            *summaryview,
 171                                          GtkCTreeNode           *current_node);
 172 static GtkCTreeNode *summary_find_next_marked_msg
 173                                         (SummaryView            *summaryview,
 174                                          GtkCTreeNode           *current_node);
 175 static GtkCTreeNode *summary_find_prev_labeled_msg
 176                                         (SummaryView            *summaryview,
 177                                          GtkCTreeNode           *current_node);
 178 static GtkCTreeNode *summary_find_next_labeled_msg
 179                                         (SummaryView            *summaryview,
 180                                          GtkCTreeNode           *current_node);
 181 static GtkCTreeNode *summary_find_msg_by_msgnum
 182                                         (SummaryView            *summaryview,
 183                                          guint                   msgnum);
 184
 185 static void summary_update_status       (SummaryView            *summaryview);
 186
 187 /* display functions */
 188 static void summary_status_show         (SummaryView            *summaryview);
 189 static void summary_set_ctree_from_list (SummaryView            *summaryview,
 190                                          GSList                 *mlist);
 191 static void summary_set_header          (SummaryView            *summaryview,
 192                                          gchar                  *text[],
 193                                          MsgInfo                *msginfo);
 194 static void summary_display_msg         (SummaryView            *summaryview,
 195                                          GtkCTreeNode           *row,
 196                                          gboolean                new_window);
 197 static void summary_toggle_view         (SummaryView            *summaryview);
 198 static void summary_set_row_marks       (SummaryView            *summaryview,
 199                                          GtkCTreeNode           *row);
 200
 201 /* message handling */
 202 static void summary_mark_row            (SummaryView            *summaryview,
 203                                          GtkCTreeNode           *row);
 204 static void summary_mark_row_as_read    (SummaryView            *summaryview,
 205                                          GtkCTreeNode           *row);
 206 static void summary_mark_row_as_unread  (SummaryView            *summaryview,
 207                                          GtkCTreeNode           *row);
 208 static void summary_delete_row          (SummaryView            *summaryview,
 209                                          GtkCTreeNode           *row);
 210 static void summary_unmark_row          (SummaryView            *summaryview,
 211                                          GtkCTreeNode           *row);
 212 static void summary_move_row_to         (SummaryView            *summaryview,
 213                                          GtkCTreeNode           *row,
 214                                          FolderItem             *to_folder);
 215 static void summary_copy_row_to         (SummaryView            *summaryview,
 216                                          GtkCTreeNode           *row,
 217                                          FolderItem             *to_folder);
 218
 219 static void summary_delete_duplicated_func
 220                                         (GtkCTree               *ctree,
 221                                          GtkCTreeNode           *node,
 222                                          SummaryView            *summaryview);
 223
 224 static void summary_execute_move        (SummaryView            *summaryview);
 225 static void summary_execute_move_func   (GtkCTree               *ctree,
 226                                          GtkCTreeNode           *node,
 227                                          gpointer                data);
 228 static void summary_execute_copy        (SummaryView            *summaryview);
 229 static void summary_execute_copy_func   (GtkCTree               *ctree,
 230                                          GtkCTreeNode           *node,
 231                                          gpointer                data);
 232 static void summary_execute_delete      (SummaryView            *summaryview);
 233 static void summary_execute_delete_func (GtkCTree               *ctree,
 234                                          GtkCTreeNode           *node,
 235                                          gpointer                data);
 236
 237 static void summary_thread_init         (SummaryView            *summaryview);
 238 static void summary_ignore_thread       (SummaryView  *summaryview);
 239 static void summary_unignore_thread     (SummaryView *summaryview);
 240
 241 static void summary_unthread_for_exec           (SummaryView    *summaryview);
 242 static void summary_unthread_for_exec_func      (GtkCTree       *ctree,
 243                                                  GtkCTreeNode   *node,
 244                                                  gpointer        data);
 245
 246 static void summary_filter_func         (GtkCTree               *ctree,
 247                                          GtkCTreeNode           *node,
 248                                          gpointer                data);
 249
 250 static void summary_colorlabel_menu_item_activate_cb
 251                                           (GtkWidget    *widget,
 252                                            gpointer      data);
 253 static void summary_colorlabel_menu_item_activate_item_cb
 254                                           (GtkMenuItem  *label_menu_item,
 255                                            gpointer      data);
 256 static void summary_colorlabel_menu_create(SummaryView  *summaryview);
 257
 258 static GtkWidget *summary_ctree_create  (SummaryView    *summaryview);
 259
 260 /* callback functions */
 261 static void summary_toggle_pressed      (GtkWidget              *eventbox,
 262                                          GdkEventButton         *event,
 263                                          SummaryView            *summaryview);
 264 static void summary_button_pressed      (GtkWidget              *ctree,
 265                                          GdkEventButton         *event,
 266                                          SummaryView            *summaryview);
 267 static void summary_button_released     (GtkWidget              *ctree,
 268                                          GdkEventButton         *event,
 269                                          SummaryView            *summaryview);
 270 static void summary_key_pressed         (GtkWidget              *ctree,
 271                                          GdkEventKey            *event,
 272                                          SummaryView            *summaryview);
 273 static void summary_open_row            (GtkSCTree              *sctree,
 274                                          SummaryView            *summaryview);
 275 static void summary_tree_expanded       (GtkCTree               *ctree,
 276                                          GtkCTreeNode           *node,
 277                                          SummaryView            *summaryview);
 278 static void summary_tree_collapsed      (GtkCTree               *ctree,
 279                                          GtkCTreeNode           *node,
 280                                          SummaryView            *summaryview);
 281 static void summary_selected            (GtkCTree               *ctree,
 282                                          GtkCTreeNode           *row,
 283                                          gint                    column,
 284                                          SummaryView            *summaryview);
 285 static void summary_col_resized         (GtkCList               *clist,
 286                                          gint                    column,
 287                                          gint                    width,
 288                                          SummaryView            *summaryview);
 289 static void summary_reply_cb            (SummaryView            *summaryview,
 290                                          guint                   action,
 291                                          GtkWidget              *widget);
 292 static void summary_execute_cb          (SummaryView            *summaryview,
 293                                          guint                   action,
 294                                          GtkWidget              *widget);
 295 static void summary_show_all_header_cb  (SummaryView            *summaryview,
 296                                          guint                   action,
 297                                          GtkWidget              *widget);
 298
 299 static void summary_add_address_cb      (SummaryView            *summaryview,
 300                                          guint                   action,
 301                                          GtkWidget              *widget);
 302
 303 static void summary_mark_clicked        (GtkWidget              *button,
 304                                          SummaryView            *summaryview);
 305 static void summary_unread_clicked      (GtkWidget              *button,
 306                                          SummaryView            *summaryview);
 307 static void summary_mime_clicked        (GtkWidget              *button,
 308                                          SummaryView            *summaryview);
 309 static void summary_num_clicked         (GtkWidget              *button,
 310                                          SummaryView            *summaryview);
 311 static void summary_score_clicked       (GtkWidget *button,
 312                                          SummaryView *summaryview);
 313 static void summary_size_clicked        (GtkWidget              *button,
 314                                          SummaryView            *summaryview);
 315 static void summary_date_clicked        (GtkWidget              *button,
 316                                          SummaryView            *summaryview);
 317 static void summary_from_clicked        (GtkWidget              *button,
 318                                          SummaryView            *summaryview);
 319 static void summary_subject_clicked     (GtkWidget              *button,
 320                                          SummaryView            *summaryview);
 321 static void summary_score_clicked       (GtkWidget              *button,
 322                                          SummaryView            *summaryview);
 323
 324 static void summary_start_drag          (GtkWidget        *widget,
 325                                          int button,
 326                                          GdkEvent *event,
 327                                          SummaryView      *summaryview);
 328 static void summary_drag_data_get       (GtkWidget        *widget,
 329                                          GdkDragContext   *drag_context,
 330                                          GtkSelectionData *selection_data,
 331                                          guint             info,
 332                                          guint             time,
 333                                          SummaryView      *summaryview);
 334
 335 /* custom compare functions for sorting */
 336
 337 static gint summary_cmp_by_mark         (GtkCList               *clist,
 338                                          gconstpointer           ptr1,
 339                                          gconstpointer           ptr2);
 340 static gint summary_cmp_by_unread       (GtkCList               *clist,
 341                                          gconstpointer           ptr1,
 342                                          gconstpointer           ptr2);
 343 static gint summary_cmp_by_mime         (GtkCList               *clist,
 344                                          gconstpointer           ptr1,
 345                                          gconstpointer           ptr2);
 346 static gint summary_cmp_by_num          (GtkCList               *clist,
 347                                          gconstpointer           ptr1,
 348                                          gconstpointer           ptr2);
 349 static gint summary_cmp_by_size         (GtkCList               *clist,
 350                                          gconstpointer           ptr1,
 351                                          gconstpointer           ptr2);
 352 static gint summary_cmp_by_date         (GtkCList               *clist,
 353                                          gconstpointer           ptr1,
 354                                          gconstpointer           ptr2);
 355 static gint summary_cmp_by_from         (GtkCList               *clist,
 356                                          gconstpointer           ptr1,
 357                                          gconstpointer           ptr2);
 358 static gint summary_cmp_by_subject      (GtkCList               *clist,
 359                                          gconstpointer           ptr1,
 360                                          gconstpointer           ptr2);
 361 static gint summary_cmp_by_score        (GtkCList               *clist,
 362                                          gconstpointer           ptr1,
 363                                          gconstpointer           ptr2);
 364 static gint summary_cmp_by_label        (GtkCList               *clist,
 365                                          gconstpointer           ptr1,
 366                                          gconstpointer           ptr2);
 367
 368 #if MARK_ALL_READ
 369 static void summary_mark_all_read (SummaryView *summaryview);
 370 #endif
 371
 372 GtkTargetEntry summary_drag_types[1] =
 373 {
 374         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 375 };
 376
 377 static GtkItemFactoryEntry summary_popup_entries[] =
 378 {
 379         {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
 380         {N_("/Repl_y to sender"),       NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
 381         {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
 382         {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
 383         {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
 384         {N_("/Forward as a_ttachment"),
 385                                         NULL, summary_reply_cb, COMPOSE_FORWARD_AS_ATTACH, NULL},
 386         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 387         {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
 388         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 389         {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
 390         {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
 391         {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
 392         {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
 393         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 394         {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
 395         {N_("/_Mark/_Mark"),            NULL, summary_mark,     0, NULL},
 396         {N_("/_Mark/_Unmark"),          NULL, summary_unmark,   0, NULL},
 397         {N_("/_Mark/---"),              NULL, NULL,             0, "<Separator>"},
 398         {N_("/_Mark/Mark as unr_ead"),  NULL, summary_mark_as_unread, 0, NULL},
 399         {N_("/_Mark/Mark as rea_d"),    NULL, summary_mark_as_read, 0, NULL},
 400         {N_("/_Mark/Mark all read"),    NULL, summary_mark_all_read, 0, NULL},
 401         {N_("/_Mark/Ignore thread"),    NULL, summary_ignore_thread, 0, NULL},
 402         {N_("/_Mark/Unignore thread"),  NULL, summary_unignore_thread, 0, NULL},
 403         {N_("/Color la_bel"),           NULL, NULL,             0, NULL},
 404
 405         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 406         {N_("/Add sender to address boo_k"),
 407                                         NULL, summary_add_address_cb, 0, NULL},
 408         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 409         {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
 410         {N_("/_View/Open in new _window"),
 411                                         NULL, summary_open_msg, 0, NULL},
 412         {N_("/_View/_Source"),          NULL, summary_view_source, 0, NULL},
 413         {N_("/_View/All _header"),      NULL, summary_show_all_header_cb, 0, NULL},
 414         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 415         {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
 416         {N_("/_Print..."),              NULL, summary_print,    0, NULL},
 417         {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
 418         {N_("/Select _all"),            NULL, summary_select_all, 0, NULL}
 419 };
 420
 421 static const gchar *const col_label[N_SUMMARY_COLS] = {
 422         N_("M"),        /* S_COL_MARK    */
 423         N_("U"),        /* S_COL_UNREAD  */
 424         "",             /* S_COL_MIME    */
 425         N_("Subject"),  /* S_COL_SUBJECT */
 426         N_("From"),     /* S_COL_FROM    */
 427         N_("Date"),     /* S_COL_DATE    */
 428         N_("Size"),     /* S_COL_SIZE    */
 429         N_("No."),      /* S_COL_NUMBER  */
 430         N_("Score")     /* S_COL_SCORE   */
 431 };
 432
 433 SummaryView *summary_create(void)
 434 {
 435         SummaryView *summaryview;
 436         GtkWidget *vbox;
 437         GtkWidget *scrolledwin;
 438         GtkWidget *ctree;
 439         GtkWidget *hbox;
 440         GtkWidget *statlabel_folder;
 441         GtkWidget *statlabel_select;
 442         GtkWidget *statlabel_msgs;
 443         GtkWidget *toggle_eventbox;
 444         GtkWidget *toggle_arrow;
 445         GtkWidget *popupmenu;
 446         GtkItemFactory *popupfactory;
 447         gint n_entries;
 448
 449         debug_print(_("Creating summary view...\n"));
 450         summaryview = g_new0(SummaryView, 1);
 451
 452         vbox = gtk_vbox_new(FALSE, 2);
 453
 454         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 455         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 456                                        GTK_POLICY_AUTOMATIC,
 457                                        GTK_POLICY_ALWAYS);
 458         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 459         gtk_widget_set_usize(vbox,
 460                              prefs_common.summaryview_width,
 461                              prefs_common.summaryview_height);
 462
 463         ctree = summary_ctree_create(summaryview);
 464
 465         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 466                                             GTK_CLIST(ctree)->hadjustment);
 467         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 468                                             GTK_CLIST(ctree)->vadjustment);
 469         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 470
 471         /* create status label */
 472         hbox = gtk_hbox_new(FALSE, 0);
 473         gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 474
 475         statlabel_folder = gtk_label_new("");
 476         gtk_box_pack_start(GTK_BOX(hbox), statlabel_folder, FALSE, FALSE, 2);
 477         statlabel_select = gtk_label_new("");
 478         gtk_box_pack_start(GTK_BOX(hbox), statlabel_select, FALSE, FALSE, 16);
 479
 480         /* toggle view button */
 481         toggle_eventbox = gtk_event_box_new();
 482         gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
 483         toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 484         gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
 485         gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
 486                            GTK_SIGNAL_FUNC(summary_toggle_pressed),
 487                            summaryview);
 488
 489         statlabel_msgs = gtk_label_new("");
 490         gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 491
 492         /* create popup menu */
 493         n_entries = sizeof(summary_popup_entries) /
 494                 sizeof(summary_popup_entries[0]);
 495         popupmenu = menu_create_items(summary_popup_entries, n_entries,
 496                                       "<SummaryView>", &popupfactory,
 497                                       summaryview);
 498
 499         summaryview->vbox = vbox;
 500         summaryview->scrolledwin = scrolledwin;
 501         summaryview->ctree = ctree;
 502         summaryview->hbox = hbox;
 503         summaryview->statlabel_folder = statlabel_folder;
 504         summaryview->statlabel_select = statlabel_select;
 505         summaryview->statlabel_msgs = statlabel_msgs;
 506         summaryview->toggle_eventbox = toggle_eventbox;
 507         summaryview->toggle_arrow = toggle_arrow;
 508         summaryview->popupmenu = popupmenu;
 509         summaryview->popupfactory = popupfactory;
 510         summaryview->msg_is_toggled_on = TRUE;
 511         summaryview->lock_count = 0;
 512         summaryview->sort_mode = SORT_BY_NONE;
 513         summaryview->sort_type = GTK_SORT_ASCENDING;
 514
 515         gtk_widget_show_all(vbox);
 516
 517         return summaryview;
 518 }
 519
 520 void summary_init(SummaryView *summaryview)
 521 {
 522         GtkStyle *style;
 523         GtkWidget *pixmap;
 524
 525         PIXMAP_CREATE(summaryview->ctree, markxpm, markxpmmask, mark_xpm);
 526         PIXMAP_CREATE(summaryview->ctree, deletedxpm, deletedxpmmask,
 527                       deleted_xpm);
 528         PIXMAP_CREATE(summaryview->ctree, newxpm, newxpmmask, new_xpm);
 529         PIXMAP_CREATE(summaryview->ctree, unreadxpm, unreadxpmmask, unread_xpm);
 530         PIXMAP_CREATE(summaryview->ctree, repliedxpm, repliedxpmmask,
 531                       replied_xpm);
 532         PIXMAP_CREATE(summaryview->ctree, forwardedxpm, forwardedxpmmask,
 533                       forwarded_xpm);
 534         PIXMAP_CREATE(summaryview->ctree, ignorethreadxpm, ignorethreadxpmmask,
 535                       ignorethread_xpm);
 536         PIXMAP_CREATE(summaryview->ctree, clipxpm, clipxpmmask, clip_xpm);
 537         PIXMAP_CREATE(summaryview->hbox, folderxpm, folderxpmmask,
 538                       dir_open_xpm);
 539
 540         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
 541         gtk_clist_set_column_widget(GTK_CLIST(summaryview->ctree),
 542                                     summaryview->col_pos[S_COL_MIME], pixmap);
 543         gtk_widget_show(pixmap);
 544
 545         if (!small_style) {
 546                 small_style = gtk_style_copy
 547                         (gtk_widget_get_style(summaryview->ctree));
 548                 if (!smallfont)
 549                         smallfont = gdk_fontset_load(SMALL_FONT);
 550                 small_style->font = smallfont;
 551                 small_marked_style = gtk_style_copy(small_style);
 552                 small_marked_style->fg[GTK_STATE_NORMAL] =
 553                         summaryview->color_marked;
 554                 small_deleted_style = gtk_style_copy(small_style);
 555                 small_deleted_style->fg[GTK_STATE_NORMAL] =
 556                         summaryview->color_dim;
 557         }
 558         if (!bold_style) {
 559                 bold_style = gtk_style_copy
 560                         (gtk_widget_get_style(summaryview->ctree));
 561                 if (!boldfont)
 562                         boldfont = gdk_fontset_load(BOLD_FONT);
 563                 bold_style->font = boldfont;
 564                 bold_marked_style = gtk_style_copy(bold_style);
 565                 bold_marked_style->fg[GTK_STATE_NORMAL] =
 566                         summaryview->color_marked;
 567                 bold_deleted_style = gtk_style_copy(bold_style);
 568                 bold_deleted_style->fg[GTK_STATE_NORMAL] =
 569                         summaryview->color_dim;
 570         }
 571
 572         style = gtk_style_copy(gtk_widget_get_style
 573                                 (summaryview->statlabel_folder));
 574
 575         gtk_widget_set_style(summaryview->statlabel_folder, style);
 576         gtk_widget_set_style(summaryview->statlabel_select, style);
 577         gtk_widget_set_style(summaryview->statlabel_msgs, style);
 578
 579         pixmap = gtk_pixmap_new(folderxpm, folderxpmmask);
 580         gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
 581         gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 0);
 582         gtk_widget_show(pixmap);
 583
 584         summary_clear_list(summaryview);
 585         summary_colorlabel_menu_create(summaryview);
 586         summary_set_menu_sensitive(summaryview);
 587
 588 }
 589
 590 GtkCTreeNode * summary_find_next_important_score(SummaryView *summaryview,
 591                                                  GtkCTreeNode *current_node)
 592 {
 593         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 594         GtkCTreeNode *node;
 595         MsgInfo *msginfo;
 596         gint best_score = MIN_SCORE;
 597         GtkCTreeNode *best_node = NULL;
 598
 599         if (current_node)
 600                 /*node = current_node;*/
 601                 node = GTK_CTREE_NODE_NEXT(current_node);
 602         else
 603                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 604
 605         for (; node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
 606                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
 607                 if (msginfo->score >= summaryview->important_score)
 608                         break;
 609                 if (msginfo->score > best_score) {
 610                         best_score = msginfo->score;
 611                         best_node = node;
 612                 }
 613         }
 614
 615         if (node != NULL)
 616                 return node;
 617         else
 618                 return best_node;
 619 }
 620
 621 GtkCTreeNode * summary_find_prev_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_PREV(current_node);
 633         else
 634                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 635
 636         for (; node != NULL; node = GTK_CTREE_NODE_PREV(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 gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 653                       gboolean update_cache)
 654 {
 655         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 656         GtkCTreeNode *node;
 657         GSList *mlist = NULL;
 658         gchar *buf;
 659         gboolean is_refresh;
 660         guint selected_msgnum = 0;
 661         guint displayed_msgnum = 0;
 662         GtkCTreeNode *selected_node = summaryview->folderview->selected;
 663         GSList *cur;
 664         gint sort_mode;
 665         gint sort_type;
 666         static gboolean locked = FALSE;
 667
 668         if (summary_is_locked(summaryview)) return FALSE;
 669
 670         inc_lock();
 671         summary_lock(summaryview);
 672
 673         STATUSBAR_POP(summaryview->mainwin);
 674
 675         is_refresh = (!prefs_common.open_inbox_on_inc &&
 676                       item == summaryview->folder_item &&
 677                       update_cache == FALSE) ? TRUE : FALSE;
 678         if (is_refresh) {
 679                 selected_msgnum = summary_get_msgnum(summaryview,
 680                                                      summaryview->selected);
 681                 displayed_msgnum = summary_get_msgnum(summaryview,
 682                                                       summaryview->displayed);
 683         }
 684
 685         /* process the marks if any */
 686         if (summaryview->mainwin->lock_count == 0 &&
 687             (summaryview->moved > 0 || summaryview->copied > 0)) {
 688                 AlertValue val;
 689
 690                 val = alertpanel(_("Process mark"),
 691                                  _("Some marks are left. Process it?"),
 692                                  _("Yes"), _("No"), _("Cancel"));
 693                 if (G_ALERTDEFAULT == val)
 694                         summary_execute(summaryview);
 695                 else if (G_ALERTALTERNATE == val)
 696                         summary_write_cache(summaryview);
 697                 else {
 698                         summary_unlock(summaryview);
 699                         inc_unlock();
 700                         return FALSE;
 701                 }
 702                 folder_update_op_count();
 703         }
 704         else if (!summaryview->filtering_happened) {
 705                 summary_write_cache(summaryview);
 706         }
 707
 708         summaryview->filtering_happened = FALSE;
 709
 710         summaryview->folderview->opened = selected_node;
 711
 712         gtk_clist_freeze(GTK_CLIST(ctree));
 713
 714         summary_clear_list(summaryview);
 715         summary_set_menu_sensitive(summaryview);
 716         if (!is_refresh)
 717                 messageview_clear(summaryview->messageview);
 718
 719         buf = NULL;
 720         if (!item || !item->path || !item->parent || item->no_select ||
 721             (item->folder->type == F_MH &&
 722              ((buf = folder_item_get_path(item)) == NULL ||
 723               change_dir(buf) < 0))) {
 724                 g_free(buf);
 725                 debug_print(_("empty folder\n\n"));
 726                 if (is_refresh)
 727                         messageview_clear(summaryview->messageview);
 728                 summary_clear_all(summaryview);
 729                 summaryview->folder_item = item;
 730                 gtk_clist_thaw(GTK_CLIST(ctree));
 731                 summary_unlock(summaryview);
 732                 inc_unlock();
 733                 return TRUE;
 734         }
 735         g_free(buf);
 736
 737         summaryview->folder_item = item;
 738
 739         gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 740
 741         buf = g_strdup_printf(_("Scanning folder (%s)..."), item->path);
 742         debug_print("%s\n", buf);
 743         STATUSBAR_PUSH(summaryview->mainwin, buf);
 744         g_free(buf);
 745
 746         main_window_cursor_wait(summaryview->mainwin);
 747
 748         mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 749
 750         for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 751                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 752
 753                 msginfo->score = score_message(global_scoring, msginfo);
 754                 if (msginfo->score != MAX_SCORE &&
 755                     msginfo->score != MIN_SCORE) {
 756                         msginfo->score += score_message(item->prefs->scoring,
 757                                                         msginfo);
 758                 }
 759         }
 760
 761         summaryview->killed_messages = NULL;
 762         if ((global_scoring || item->prefs->scoring) &&
 763             (item->folder->type == F_NEWS)) {
 764                 GSList *not_killed;
 765                 gint kill_score;
 766
 767                 not_killed = NULL;
 768                 kill_score = prefs_common.kill_score;
 769                 if (item->prefs->kill_score > kill_score)
 770                         kill_score = item->prefs->kill_score;
 771                 for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
 772                         MsgInfo * msginfo = (MsgInfo *) cur->data;
 773
 774                         if (MSG_IS_NEWS(msginfo->flags) &&
 775                             (msginfo->score <= kill_score))
 776                                 summaryview->killed_messages = g_slist_append(summaryview->killed_messages, msginfo);
 777                         else
 778                                 not_killed = g_slist_append(not_killed,
 779                                                             msginfo);
 780                 }
 781                 g_slist_free(mlist);
 782                 mlist = not_killed;
 783         }
 784
 785         STATUSBAR_POP(summaryview->mainwin);
 786
 787         /* set ctree and hash table from the msginfo list
 788            creating thread, and count the number of messages */
 789         summary_set_ctree_from_list(summaryview, mlist);
 790
 791         g_slist_free(mlist);
 792
 793         summary_write_cache(summaryview);
 794
 795         gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 796
 797         gtk_clist_thaw(GTK_CLIST(ctree));
 798
 799         /* sort before */
 800         sort_mode = prefs_folder_item_get_sort_mode(item);
 801         sort_type = prefs_folder_item_get_sort_type(item);
 802
 803         if (sort_mode != SORT_BY_NONE) {
 804                 summaryview->sort_mode = sort_mode;
 805                 if (sort_type == GTK_SORT_DESCENDING)
 806                         summaryview->sort_type = GTK_SORT_ASCENDING;
 807                 else
 808                         summaryview->sort_type = GTK_SORT_DESCENDING;
 809
 810                 summary_sort(summaryview, sort_mode);
 811         }
 812
 813         if (is_refresh) {
 814                 summaryview->displayed =
 815                         summary_find_msg_by_msgnum(summaryview,
 816                                                    displayed_msgnum);
 817                 if (!summaryview->displayed)
 818                         messageview_clear(summaryview->messageview);
 819                 summary_select_by_msgnum(summaryview, selected_msgnum);
 820                 if (!summaryview->selected) {
 821                         /* no selected message - select first unread
 822                            message, but do not display it */
 823                         node = summary_find_next_unread_msg(summaryview, NULL);
 824                         if (node == NULL && GTK_CLIST(ctree)->row_list != NULL)
 825                                 node = gtk_ctree_node_nth
 826                                         (ctree, GTK_CLIST(ctree)->rows - 1);
 827                         summary_select_node(summaryview, node, FALSE);
 828                 }
 829         } else {
 830                 /* select first unread message */
 831                 if (sort_mode == SORT_BY_SCORE)
 832                         node = summary_find_next_important_score(summaryview,
 833                                                                  NULL);
 834                 else
 835                         node = summary_find_next_unread_msg(summaryview, NULL);
 836
 837                 if (node == NULL && GTK_CLIST(ctree)->row_list != NULL) {
 838                         /* Get the last visible node on screen */
 839                         /* FIXME: huh, what happens if node is null? that allowed?? */
 840                         node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
 841                 }
 842                 if (prefs_common.open_unread_on_enter) {
 843                         summary_unlock(summaryview);
 844                         summary_select_node(summaryview, node, TRUE);
 845                         summary_lock(summaryview);
 846                 } else
 847                         summary_select_node(summaryview, node, FALSE);
 848         }
 849
 850         summary_status_show(summaryview);
 851
 852         summary_set_menu_sensitive(summaryview);
 853
 854         main_window_set_toolbar_sensitive(summaryview->mainwin);
 855
 856         debug_print("\n");
 857         STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
 858
 859         main_window_cursor_normal(summaryview->mainwin);
 860         summary_unlock(summaryview);
 861         inc_unlock();
 862
 863         return TRUE;
 864 }
 865
 866 void summary_clear_list(SummaryView *summaryview)
 867 {
 868         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 869         gint optimal_width;
 870         GSList * cur;
 871
 872         gtk_clist_freeze(clist);
 873
 874         for(cur = summaryview->killed_messages ; cur != NULL ;
 875             cur = g_slist_next(cur)) {
 876                 MsgInfo * msginfo = (MsgInfo *) cur->data;
 877
 878                 procmsg_msginfo_free(msginfo);
 879         }
 880         g_slist_free(summaryview->killed_messages);
 881         summaryview->killed_messages = NULL;
 882
 883         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
 884                                 NULL, summary_free_msginfo_func, NULL);
 885
 886         summaryview->folder_item = NULL;
 887
 888         summaryview->display_msg = FALSE;
 889
 890         summaryview->selected  = NULL;
 891         summaryview->displayed = NULL;
 892         summaryview->newmsgs   = summaryview->unread     = 0;
 893         summaryview->messages  = summaryview->total_size = 0;
 894         summaryview->deleted   = summaryview->moved      = 0;
 895         summaryview->copied    = 0;
 896         if (summaryview->msgid_table) {
 897                 g_hash_table_destroy(summaryview->msgid_table);
 898                 summaryview->msgid_table = NULL;
 899         }
 900         if (summaryview->subject_table) {
 901                 g_hash_table_destroy(summaryview->subject_table);
 902                 summaryview->subject_table = NULL;
 903         }
 904         summaryview->mlist = NULL;
 905         if (summaryview->folder_table) {
 906                 g_hash_table_destroy(summaryview->folder_table);
 907                 summaryview->folder_table = NULL;
 908         }
 909         summaryview->sort_mode = SORT_BY_NONE;
 910         summaryview->sort_type = GTK_SORT_ASCENDING;
 911
 912         gtk_clist_clear(clist);
 913         if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
 914                 optimal_width = gtk_clist_optimal_column_width
 915                         (clist, summaryview->col_pos[S_COL_SUBJECT]);
 916                 gtk_clist_set_column_width
 917                         (clist, summaryview->col_pos[S_COL_SUBJECT],
 918                          optimal_width);
 919         }
 920
 921         gtk_clist_thaw(clist);
 922 }
 923
 924 void summary_clear_all(SummaryView *summaryview)
 925 {
 926         summary_clear_list(summaryview);
 927         summary_set_menu_sensitive(summaryview);
 928         main_window_set_toolbar_sensitive(summaryview->mainwin);
 929         summary_status_show(summaryview);
 930 }
 931
 932 void summary_lock(SummaryView *summaryview)
 933 {
 934         summaryview->lock_count++;
 935 }
 936
 937 void summary_unlock(SummaryView *summaryview)
 938 {
 939         if (summaryview->lock_count)
 940                 summaryview->lock_count--;
 941 }
 942
 943 gboolean summary_is_locked(SummaryView *summaryview)
 944 {
 945         return summaryview->lock_count > 0;
 946 }
 947
 948 SummarySelection summary_get_selection_type(SummaryView *summaryview)
 949 {
 950         GtkCList *clist = GTK_CLIST(summaryview->ctree);
 951         SummarySelection selection;
 952
 953         if (!clist->row_list)
 954                 selection = SUMMARY_NONE;
 955         else if (!clist->selection)
 956                 selection = SUMMARY_SELECTED_NONE;
 957         else if (!clist->selection->next)
 958                 selection = SUMMARY_SELECTED_SINGLE;
 959         else
 960                 selection = SUMMARY_SELECTED_MULTIPLE;
 961
 962         return selection;
 963 }
 964
 965 static void summary_set_menu_sensitive(SummaryView *summaryview)
 966 {
 967         GtkItemFactory *ifactory = summaryview->popupfactory;
 968         SummarySelection selection;
 969         gboolean sens;
 970
 971         selection = summary_get_selection_type(summaryview);
 972         main_window_set_menu_sensitive(summaryview->mainwin);
 973
 974         if (selection == SUMMARY_NONE) {
 975                 GtkWidget *submenu;
 976
 977                 submenu = gtk_item_factory_get_widget
 978                         (summaryview->popupfactory, "/Mark");
 979                 menu_set_insensitive_all(GTK_MENU_SHELL(submenu));
 980                 menu_set_insensitive_all
 981                         (GTK_MENU_SHELL(summaryview->popupmenu));
 982                 return;
 983         }
 984
 985         if (summaryview->folder_item->folder->type != F_NEWS) {
 986                 menu_set_sensitive(ifactory, "/Move...", TRUE);
 987                 menu_set_sensitive(ifactory, "/Copy...", TRUE);
 988                 menu_set_sensitive(ifactory, "/Delete", TRUE);
 989         }
 990
 991         menu_set_sensitive(ifactory, "/Execute", TRUE);
 992
 993         menu_set_sensitive(ifactory, "/Mark", TRUE);
 994         menu_set_sensitive(ifactory, "/Mark/Mark",   TRUE);
 995         menu_set_sensitive(ifactory, "/Mark/Unmark", TRUE);
 996
 997         menu_set_sensitive(ifactory, "/Mark/Mark as unread", TRUE);
 998         menu_set_sensitive(ifactory, "/Mark/Mark as read",   TRUE);
 999         menu_set_sensitive(ifactory, "/Mark/Mark all read", TRUE);
1000         menu_set_sensitive(ifactory, "/Mark/Ignore thread",   TRUE);
1001         menu_set_sensitive(ifactory, "/Mark/Unignore thread", TRUE);
1002
1003         menu_set_sensitive(ifactory, "/Color label", TRUE);
1004
1005         sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
1006         menu_set_sensitive(ifactory, "/Reply",                    sens);
1007         menu_set_sensitive(ifactory, "/Reply to sender",          sens);
1008         menu_set_sensitive(ifactory, "/Reply to all",             sens);
1009         menu_set_sensitive(ifactory, "/Forward",                  TRUE);
1010         menu_set_sensitive(ifactory, "/Forward as attachment",    TRUE);
1011
1012         menu_set_sensitive(ifactory, "/Add sender to address book", sens);
1013
1014         menu_set_sensitive(ifactory, "/View", sens);
1015         menu_set_sensitive(ifactory, "/View/Open in new window", sens);
1016         menu_set_sensitive(ifactory, "/View/Source", sens);
1017         menu_set_sensitive(ifactory, "/View/All header", sens);
1018         if (summaryview->folder_item->stype == F_OUTBOX ||
1019             summaryview->folder_item->stype == F_DRAFT  ||
1020             summaryview->folder_item->stype == F_QUEUE)
1021                 menu_set_sensitive(ifactory, "/Re-edit", sens);
1022
1023         menu_set_sensitive(ifactory, "/Save as...", sens);
1024         menu_set_sensitive(ifactory, "/Print...",   TRUE);
1025
1026         menu_set_sensitive(ifactory, "/Select all", TRUE);
1027
1028         if (summaryview->folder_item->folder->account)
1029                 sens = summaryview->folder_item->folder->account->protocol
1030                         == A_NNTP;
1031         else
1032                 sens = FALSE;
1033         menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
1034 }
1035
1036 void summary_select_prev_unread(SummaryView *summaryview)
1037 {
1038         GtkCTreeNode *node;
1039         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1040
1041         node = summary_find_prev_unread_msg(summaryview, summaryview->selected);
1042
1043         if (!node) {
1044                 AlertValue val;
1045
1046                 switch (prefs_common.next_unread_msg_dialog) {
1047                         case NEXTUNREADMSGDIALOG_ALWAYS:
1048                                 val = alertpanel(_("No more unread messages"),
1049                                                  _("No unread message found. "
1050                                                    "Search from the end?"),
1051                                                  _("Yes"), _("No"), NULL);
1052                                 break;
1053                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1054                                 val = G_ALERTDEFAULT;
1055                                 break;
1056                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1057                                 val = !G_ALERTDEFAULT;
1058                                 break;
1059                         default:
1060                                 debug_print(
1061                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1062                 }
1063                 if (val != G_ALERTDEFAULT) return;
1064                 node = summary_find_prev_unread_msg(summaryview, NULL);
1065         }
1066
1067         if (!node) {
1068                 alertpanel_notice(_("No unread messages."));
1069         } else {
1070                 gtkut_ctree_expand_parent_all(ctree, node);
1071                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1072                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1073                 if (summaryview->displayed == node)
1074                         summaryview->displayed = NULL;
1075                 summary_display_msg(summaryview, node, FALSE);
1076         }
1077 }
1078
1079 void summary_select_next_unread(SummaryView *summaryview)
1080 {
1081         GtkCTreeNode *node;
1082         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1083
1084         node = summary_find_next_unread_msg(summaryview, summaryview->selected);
1085
1086         if (node) {
1087                 gtkut_ctree_expand_parent_all(ctree, node);
1088                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1089                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1090                 if (summaryview->displayed == node)
1091                         summaryview->displayed = NULL;
1092                 summary_display_msg(summaryview, node, FALSE);
1093         } else {
1094                 AlertValue val;
1095
1096                 switch (prefs_common.next_unread_msg_dialog) {
1097                         case NEXTUNREADMSGDIALOG_ALWAYS:
1098                                 val = alertpanel(_("No more unread messages"),
1099                                                  _("No unread message found. "
1100                                                    "Go to next folder?"),
1101                                                  _("Yes"), _("No"), NULL);
1102                                 break;
1103                         case NEXTUNREADMSGDIALOG_ASSUME_YES:
1104                                 val = G_ALERTDEFAULT;
1105                                 break;
1106                         case NEXTUNREADMSGDIALOG_ASSUME_NO:
1107                                 val = !G_ALERTDEFAULT;
1108                                 break;
1109                         default:
1110                                 debug_print(
1111                                         _("Internal error: unexpected value for prefs_common.next_unread_msg_dialog\n"));
1112                 }
1113
1114                 if (val == G_ALERTDEFAULT) {
1115                         if (gtk_signal_n_emissions_by_name
1116                                 (GTK_OBJECT(ctree), "key_press_event") > 0)
1117                                         gtk_signal_emit_stop_by_name
1118                                                 (GTK_OBJECT(ctree),
1119                                                  "key_press_event");
1120                         folderview_select_next_unread(summaryview->folderview);
1121                 }
1122         }
1123 }
1124
1125 void summary_select_prev_marked(SummaryView *summaryview)
1126 {
1127         GtkCTreeNode *node;
1128         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1129
1130         node = summary_find_prev_marked_msg(summaryview, summaryview->selected);
1131
1132         if (!node) {
1133                 AlertValue val;
1134
1135                 val = alertpanel(_("No more marked messages"),
1136                                  _("No marked message found. "
1137                                    "Search from the end?"),
1138                                  _("Yes"), _("No"), NULL);
1139                 if (val != G_ALERTDEFAULT) return;
1140                 node = summary_find_prev_marked_msg(summaryview, NULL);
1141         }
1142
1143         if (!node) {
1144                 alertpanel_notice(_("No marked messages."));
1145         } else {
1146                 gtkut_ctree_expand_parent_all(ctree, node);
1147                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1148                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1149                 if (summaryview->displayed == node)
1150                         summaryview->displayed = NULL;
1151                 summary_display_msg(summaryview, node, FALSE);
1152         }
1153 }
1154
1155 void summary_select_next_marked(SummaryView *summaryview)
1156 {
1157         GtkCTreeNode *node;
1158         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1159
1160         node = summary_find_next_marked_msg(summaryview, summaryview->selected);
1161
1162         if (!node) {
1163                 AlertValue val;
1164
1165                 val = alertpanel(_("No more marked messages"),
1166                                  _("No marked message found. "
1167                                    "Search from the beginning?"),
1168                                  _("Yes"), _("No"), NULL);
1169                 if (val != G_ALERTDEFAULT) return;
1170                 node = summary_find_next_marked_msg(summaryview, NULL);
1171         }
1172
1173         if (!node) {
1174                 alertpanel_notice(_("No marked messages."));
1175         } else {
1176                 gtkut_ctree_expand_parent_all(ctree, node);
1177                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1178                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1179                 if (summaryview->displayed == node)
1180                         summaryview->displayed = NULL;
1181                 summary_display_msg(summaryview, node, FALSE);
1182         }
1183 }
1184
1185 void summary_select_prev_labeled(SummaryView *summaryview)
1186 {
1187         GtkCTreeNode *node;
1188         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1189
1190         node = summary_find_prev_labeled_msg(summaryview, summaryview->selected);
1191
1192         if (!node) {
1193                 AlertValue val;
1194
1195                 val = alertpanel(_("No more labeled messages"),
1196                                  _("No labeled message found. "
1197                                    "Search from the end?"),
1198                                  _("Yes"), _("No"), NULL);
1199                 if (val != G_ALERTDEFAULT) return;
1200                 node = summary_find_prev_labeled_msg(summaryview, NULL);
1201         }
1202
1203         if (!node) {
1204                 alertpanel_notice(_("No labeled messages."));
1205         } else {
1206                 gtkut_ctree_expand_parent_all(ctree, node);
1207                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1208                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1209                 if (summaryview->displayed == node)
1210                         summaryview->displayed = NULL;
1211                 summary_display_msg(summaryview, node, FALSE);
1212         }
1213 }
1214
1215 void summary_select_next_labeled(SummaryView *summaryview)
1216 {
1217         GtkCTreeNode *node;
1218         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1219
1220         node = summary_find_next_labeled_msg(summaryview, summaryview->selected);
1221
1222         if (!node) {
1223                 AlertValue val;
1224
1225                 val = alertpanel(_("No more labeled messages"),
1226                                  _("No labeled message found. "
1227                                    "Search from the beginning?"),
1228                                  _("Yes"), _("No"), NULL);
1229                 if (val != G_ALERTDEFAULT) return;
1230                 node = summary_find_next_labeled_msg(summaryview, NULL);
1231         }
1232
1233         if (!node) {
1234                 alertpanel_notice(_("No labeled messages."));
1235         } else {
1236                 gtkut_ctree_expand_parent_all(ctree, node);
1237                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1238                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1239                 if (summaryview->displayed == node)
1240                         summaryview->displayed = NULL;
1241                 summary_display_msg(summaryview, node, FALSE);
1242         }
1243 }
1244
1245 void summary_select_by_msgnum(SummaryView *summaryview, guint msgnum)
1246 {
1247         GtkCTreeNode *node;
1248
1249         node = summary_find_msg_by_msgnum(summaryview, msgnum);
1250         summary_select_node(summaryview, node, FALSE);
1251 }
1252
1253 /**
1254  * summary_select_node:
1255  * @summaryview: Summary view.
1256  * @node: Summary tree node.
1257  * @display_msg: TRUE to display the selected message.
1258  *
1259  * Select @node (bringing it into view by scrolling and expanding its
1260  * thread, if necessary) and unselect all others.  If @display_msg is
1261  * TRUE, display the corresponding message in the message view.
1262  **/
1263 void summary_select_node(SummaryView *summaryview, GtkCTreeNode *node,
1264                          gboolean display_msg)
1265 {
1266         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1267
1268         if (node) {
1269                 GTK_EVENTS_FLUSH();
1270                 gtkut_ctree_expand_parent_all(ctree, node);
1271                 gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1272                 gtk_widget_grab_focus(GTK_WIDGET(ctree));
1273                 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1274                 summaryview->display_msg = display_msg;
1275                 gtk_sctree_select(GTK_SCTREE(ctree), node);
1276         }
1277 }
1278
1279 static guint summary_get_msgnum(SummaryView *summaryview, GtkCTreeNode *node)
1280 {
1281         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1282         MsgInfo *msginfo;
1283
1284         if (!node)
1285                 return 0;
1286         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1287         return msginfo->msgnum;
1288 }
1289
1290 static GtkCTreeNode *summary_find_prev_msg(SummaryView *summaryview,
1291                                            GtkCTreeNode *current_node)
1292 {
1293         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1294         GtkCTreeNode *node;
1295         MsgInfo *msginfo;
1296
1297         if (current_node)
1298                 node = current_node;
1299         else
1300                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1301
1302         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1303                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1304                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1305         }
1306
1307         return node;
1308 }
1309
1310 static GtkCTreeNode *summary_find_next_msg(SummaryView *summaryview,
1311                                            GtkCTreeNode *current_node)
1312 {
1313         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1314         GtkCTreeNode *node;
1315         MsgInfo *msginfo;
1316
1317         if (current_node)
1318                 node = current_node;
1319         else
1320                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1321
1322         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1323                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1324                 if (!MSG_IS_DELETED(msginfo->flags)) break;
1325         }
1326
1327         return node;
1328 }
1329
1330 static GtkCTreeNode *summary_find_prev_unread_msg(SummaryView *summaryview,
1331                                                   GtkCTreeNode *current_node)
1332 {
1333         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1334         GtkCTreeNode *node;
1335         MsgInfo *msginfo;
1336
1337         if (current_node)
1338                 node = current_node;
1339         else
1340                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1341
1342         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1343                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1344                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) break;
1345         }
1346
1347         return node;
1348 }
1349
1350 static GtkCTreeNode *summary_find_next_unread_msg(SummaryView *summaryview,
1351                                                   GtkCTreeNode *current_node)
1352 {
1353         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1354         GtkCTreeNode *node;
1355         MsgInfo *msginfo;
1356
1357         if (current_node)
1358                 node = current_node;
1359         else
1360                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1361
1362         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1363                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1364                 if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) break;
1365         }
1366
1367         return node;
1368 }
1369
1370 static GtkCTreeNode *summary_find_prev_marked_msg(SummaryView *summaryview,
1371                                                   GtkCTreeNode *current_node)
1372 {
1373         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1374         GtkCTreeNode *node;
1375         MsgInfo *msginfo;
1376
1377         if (current_node)
1378                 node = GTK_CTREE_NODE_PREV(current_node);
1379         else
1380                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1381
1382         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1383                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1384                 if (MSG_IS_MARKED(msginfo->flags)) break;
1385         }
1386
1387         return node;
1388 }
1389
1390 static GtkCTreeNode *summary_find_next_marked_msg(SummaryView *summaryview,
1391                                                   GtkCTreeNode *current_node)
1392 {
1393         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1394         GtkCTreeNode *node;
1395         MsgInfo *msginfo;
1396
1397         if (current_node)
1398                 node = gtkut_ctree_node_next(ctree, current_node);
1399         else
1400                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1401
1402         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1403                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1404                 if (MSG_IS_MARKED(msginfo->flags)) break;
1405         }
1406
1407         return node;
1408 }
1409
1410 static GtkCTreeNode *summary_find_prev_labeled_msg(SummaryView *summaryview,
1411                                                    GtkCTreeNode *current_node)
1412 {
1413         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1414         GtkCTreeNode *node;
1415         MsgInfo *msginfo;
1416
1417         if (current_node)
1418                 node = GTK_CTREE_NODE_PREV(current_node);
1419         else
1420                 node = gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->rows - 1);
1421
1422         for (; node != NULL; node = GTK_CTREE_NODE_PREV(node)) {
1423                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1424                 if (MSG_GET_COLORLABEL_VALUE(msginfo->flags) > 0) break;
1425         }
1426
1427         return node;
1428 }
1429
1430 static GtkCTreeNode *summary_find_next_labeled_msg(SummaryView *summaryview,
1431                                                    GtkCTreeNode *current_node)
1432 {
1433         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1434         GtkCTreeNode *node;
1435         MsgInfo *msginfo;
1436
1437         if (current_node)
1438                 node = gtkut_ctree_node_next(ctree, current_node);
1439         else
1440                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1441
1442         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1443                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1444                 if (MSG_GET_COLORLABEL_VALUE(msginfo->flags) > 0) break;
1445         }
1446
1447         return node;
1448 }
1449
1450 static GtkCTreeNode *summary_find_msg_by_msgnum(SummaryView *summaryview,
1451                                                 guint msgnum)
1452 {
1453         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1454         GtkCTreeNode *node;
1455         MsgInfo *msginfo;
1456
1457         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1458
1459         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1460                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
1461                 if (msginfo->msgnum == msgnum) break;
1462         }
1463
1464         return node;
1465 }
1466
1467 static guint attract_hash_func(gconstpointer key)
1468 {
1469         gchar *str;
1470         gchar *p;
1471         guint h;
1472
1473         Xstrdup_a(str, (const gchar *)key, return 0);
1474         trim_subject(str);
1475
1476         p = str;
1477         h = *p;
1478
1479         if (h) {
1480                 for (p += 1; *p != '\0'; p++)
1481                         h = (h << 5) - h + *p;
1482         }
1483
1484         return h;
1485 }
1486
1487 static gint attract_compare_func(gconstpointer a, gconstpointer b)
1488 {
1489         return subject_compare((const gchar *)a, (const gchar *)b) == 0;
1490 }
1491
1492 void summary_attract_by_subject(SummaryView *summaryview)
1493 {
1494         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1495         GtkCList *clist = GTK_CLIST(ctree);
1496         GtkCTreeNode *src_node;
1497         GtkCTreeNode *dst_node, *sibling;
1498         GtkCTreeNode *tmp;
1499         MsgInfo *src_msginfo, *dst_msginfo;
1500         GHashTable *subject_table;
1501
1502         debug_print(_("Attracting messages by subject..."));
1503         STATUSBAR_PUSH(summaryview->mainwin,
1504                        _("Attracting messages by subject..."));
1505
1506         main_window_cursor_wait(summaryview->mainwin);
1507         gtk_clist_freeze(clist);
1508
1509         subject_table = g_hash_table_new(attract_hash_func,
1510                                          attract_compare_func);
1511
1512         for (src_node = GTK_CTREE_NODE(clist->row_list);
1513              src_node != NULL;
1514              src_node = tmp) {
1515                 tmp = GTK_CTREE_ROW(src_node)->sibling;
1516                 src_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(src_node);
1517                 if (!src_msginfo) continue;
1518                 if (!src_msginfo->subject) continue;
1519
1520                 /* find attracting node */
1521                 dst_node = g_hash_table_lookup(subject_table,
1522                                                src_msginfo->subject);
1523
1524                 if (dst_node) {
1525                         dst_msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(dst_node);
1526
1527                         /* if the time difference is more than 20 days,
1528                            don't attract */
1529                         if (ABS(src_msginfo->date_t - dst_msginfo->date_t)
1530                             > 60 * 60 * 24 * 20)
1531                                 continue;
1532
1533                         sibling = GTK_CTREE_ROW(dst_node)->sibling;
1534                         if (src_node != sibling)
1535                                 gtk_ctree_move(ctree, src_node, NULL, sibling);
1536                 }
1537
1538                 g_hash_table_insert(subject_table,
1539                                     src_msginfo->subject, src_node);
1540         }
1541
1542         g_hash_table_destroy(subject_table);
1543
1544         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1545
1546         gtk_clist_thaw(clist);
1547
1548         debug_print(_("done.\n"));
1549         STATUSBAR_POP(summaryview->mainwin);
1550
1551         main_window_cursor_normal(summaryview->mainwin);
1552 }
1553
1554 static void summary_free_msginfo_func(GtkCTree *ctree, GtkCTreeNode *node,
1555                                       gpointer data)
1556 {
1557         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
1558
1559         if (msginfo)
1560                 procmsg_msginfo_free(msginfo);
1561 }
1562
1563 static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
1564                                    gpointer data)
1565 {
1566         SummaryView *summaryview = data;
1567         MsgInfo *msginfo;
1568
1569         msginfo = gtk_ctree_node_get_row_data(ctree, node);
1570
1571         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1572                 summaryview->newmsgs++;
1573         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1574                 summaryview->unread++;
1575         if (MSG_IS_DELETED(msginfo->flags))
1576                 summaryview->deleted++;
1577
1578         summaryview->messages++;
1579         summaryview->total_size += msginfo->size;
1580
1581         summary_set_row_marks(summaryview, node);
1582 }
1583
1584 static void summary_update_status(SummaryView *summaryview)
1585 {
1586         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1587         GtkCTreeNode *node;
1588         MsgInfo *msginfo;
1589
1590         summaryview->newmsgs = summaryview->unread =
1591         summaryview->messages = summaryview->total_size =
1592         summaryview->deleted = summaryview->moved = summaryview->copied = 0;
1593
1594         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1595              node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
1596                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
1597
1598                 if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
1599                         summaryview->newmsgs++;
1600                 if (MSG_IS_UNREAD(msginfo->flags)&& !MSG_IS_IGNORE_THREAD(msginfo->flags))
1601                         summaryview->unread++;
1602                 if (MSG_IS_DELETED(msginfo->flags))
1603                         summaryview->deleted++;
1604                 if (MSG_IS_MOVE(msginfo->flags))
1605                         summaryview->moved++;
1606                 if (MSG_IS_COPY(msginfo->flags))
1607                         summaryview->copied++;
1608                 summaryview->messages++;
1609                 summaryview->total_size += msginfo->size;
1610         }
1611 }
1612
1613 static void summary_status_show(SummaryView *summaryview)
1614 {
1615         gchar *str;
1616         gchar *del, *mv, *cp;
1617         gchar *sel;
1618         gchar *spc;
1619         GList *rowlist, *cur;
1620         guint n_selected = 0;
1621         off_t sel_size = 0;
1622         MsgInfo *msginfo;
1623
1624         if (!summaryview->folder_item) {
1625                 gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), "");
1626                 gtk_label_set(GTK_LABEL(summaryview->statlabel_select), "");
1627                 gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs),   "");
1628                 return;
1629         }
1630
1631         rowlist = GTK_CLIST(summaryview->ctree)->selection;
1632         for (cur = rowlist; cur != NULL; cur = cur->next) {
1633                 msginfo = gtk_ctree_node_get_row_data
1634                         (GTK_CTREE(summaryview->ctree),
1635                          GTK_CTREE_NODE(cur->data));
1636                 sel_size += msginfo->size;
1637                 n_selected++;
1638         }
1639
1640         gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
1641                       summaryview->folder_item &&
1642                       summaryview->folder_item->folder->type == F_NEWS
1643                       ? g_basename(summaryview->folder_item->path)
1644                       : summaryview->folder_item->path);
1645
1646         if (summaryview->deleted)
1647                 del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
1648         else
1649                 del = g_strdup("");
1650         if (summaryview->moved)
1651                 mv = g_strdup_printf(_("%s%d moved"),
1652                                      summaryview->deleted ? _(", ") : "",
1653                                      summaryview->moved);
1654         else
1655                 mv = g_strdup("");
1656         if (summaryview->copied)
1657                 cp = g_strdup_printf(_("%s%d copied"),
1658                                      summaryview->deleted ||
1659                                      summaryview->moved ? _(", ") : "",
1660                                      summaryview->copied);
1661         else
1662                 cp = g_strdup("");
1663
1664         if (summaryview->deleted || summaryview->moved || summaryview->copied)
1665                 spc = "    ";
1666         else
1667                 spc = "";
1668
1669         if (n_selected)
1670                 sel = g_strdup_printf(" (%s)", to_human_readable(sel_size));
1671         else
1672                 sel = g_strdup("");
1673         str = g_strconcat(n_selected ? itos(n_selected) : "",
1674                           n_selected ? _(" item(s) selected") : "",
1675                           sel, spc, del, mv, cp, NULL);
1676         gtk_label_set(GTK_LABEL(summaryview->statlabel_select), str);
1677         g_free(str);
1678         g_free(sel);
1679         g_free(del);
1680         g_free(mv);
1681         g_free(cp);
1682
1683         if (summaryview->folder_item &&
1684             FOLDER_IS_LOCAL(summaryview->folder_item->folder)) {
1685                 str = g_strdup_printf(_("%d new, %d unread, %d total (%s)"),
1686                                       summaryview->newmsgs,
1687                                       summaryview->unread,
1688                                       summaryview->messages,
1689                                       to_human_readable(summaryview->total_size));
1690         } else {
1691                 str = g_strdup_printf(_("%d new, %d unread, %d total"),
1692                                       summaryview->newmsgs,
1693                                       summaryview->unread,
1694                                       summaryview->messages);
1695         }
1696         gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
1697         g_free(str);
1698
1699         folderview_update_msg_num(summaryview->folderview,
1700                                   summaryview->folderview->opened,
1701                                   summaryview->newmsgs,
1702                                   summaryview->unread,
1703                                   summaryview->messages);
1704 }
1705
1706 void summary_sort(SummaryView *summaryview, SummarySortType type)
1707 {
1708         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1709         GtkCList *clist = GTK_CLIST(summaryview->ctree);
1710         GtkCListCompareFunc cmp_func;
1711
1712         if (!summaryview->folder_item)
1713                 return;
1714
1715         switch (type) {
1716         case SORT_BY_MARK:
1717                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mark;
1718                 break;
1719         case SORT_BY_UNREAD:
1720                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_unread;
1721                 break;
1722         case SORT_BY_MIME:
1723                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_mime;
1724                 break;
1725         case SORT_BY_NUMBER:
1726                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_num;
1727                 break;
1728         case SORT_BY_SIZE:
1729                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_size;
1730                 break;
1731         case SORT_BY_DATE:
1732                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
1733                 break;
1734         case SORT_BY_FROM:
1735                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
1736                 break;
1737         case SORT_BY_SUBJECT:
1738                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
1739                 break;
1740         case SORT_BY_SCORE:
1741                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
1742                 break;
1743         case SORT_BY_LABEL:
1744                 cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
1745                 break;
1746         default:
1747                 return;
1748         }
1749
1750         debug_print(_("Sorting summary..."));
1751         STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
1752
1753         main_window_cursor_wait(summaryview->mainwin);
1754
1755         gtk_clist_set_compare_func(clist, cmp_func);
1756
1757         /* toggle sort type if the same column is selected */
1758         if (summaryview->sort_mode == type)
1759                 summaryview->sort_type =
1760                         summaryview->sort_type == GTK_SORT_ASCENDING
1761                         ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;
1762         else
1763                 summaryview->sort_type = GTK_SORT_ASCENDING;
1764         gtk_clist_set_sort_type(clist, summaryview->sort_type);
1765         summaryview->sort_mode = type;
1766
1767         gtk_ctree_sort_node(ctree, NULL);
1768
1769         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
1770         /*gtkut_ctree_set_focus_row(ctree, summaryview->selected);*/
1771
1772         prefs_folder_item_set_config(summaryview->folder_item,
1773                                      summaryview->sort_type,
1774                                      summaryview->sort_mode);
1775         prefs_folder_item_save_config(summaryview->folder_item);
1776
1777         debug_print(_("done.\n"));
1778         STATUSBAR_POP(summaryview->mainwin);
1779
1780         main_window_cursor_normal(summaryview->mainwin);
1781 }
1782
1783 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
1784                                    GtkCTreeNode *cnode, gpointer data)
1785 {
1786         SummaryView *summaryview = (SummaryView *)data;
1787         MsgInfo *msginfo = (MsgInfo *)gnode->data;
1788         gchar *text[N_SUMMARY_COLS];
1789         gint *col_pos = summaryview->col_pos;
1790         const gchar *msgid = msginfo->msgid;
1791         GHashTable *msgid_table = summaryview->msgid_table;
1792
1793         summary_set_header(summaryview, text, msginfo);
1794
1795         gtk_ctree_set_node_info(ctree, cnode, text[col_pos[S_COL_SUBJECT]], 2,
1796                                 NULL, NULL, NULL, NULL, FALSE,
1797                                 gnode->parent->parent ? TRUE : FALSE);
1798 #define SET_TEXT(col) \
1799         gtk_ctree_node_set_text(ctree, cnode, col_pos[col], \
1800                                 text[col_pos[col]])
1801
1802         SET_TEXT(S_COL_NUMBER);
1803         SET_TEXT(S_COL_SCORE);
1804         SET_TEXT(S_COL_SIZE);
1805         SET_TEXT(S_COL_DATE);
1806         SET_TEXT(S_COL_FROM);
1807         SET_TEXT(S_COL_SUBJECT);
1808
1809 #undef SET_TEXT
1810
1811         GTKUT_CTREE_NODE_SET_ROW_DATA(cnode, msginfo);
1812         summary_set_marks_func(ctree, cnode, summaryview);
1813
1814         if (msgid)
1815                 g_hash_table_insert(msgid_table, (gchar *)msgid, cnode);
1816
1817         return TRUE;
1818 }
1819
1820 static GtkCTreeNode * subject_table_lookup(GHashTable *subject_table,
1821                                            gchar * subject)
1822 {
1823         if (g_strncasecmp(subject, "Re: ", 4) == 0)
1824                 return g_hash_table_lookup(subject_table, subject + 4);
1825         else
1826                 return g_hash_table_lookup(subject_table, subject);
1827 }
1828
1829 static void subject_table_insert(GHashTable *subject_table, gchar * subject,
1830                                  GtkCTreeNode * node)
1831 {
1832         if (g_strncasecmp(subject, "Re: ", 4) == 0)
1833                 g_hash_table_insert(subject_table, subject + 4, node);
1834         else
1835                 g_hash_table_insert(subject_table, subject, node);
1836 }
1837
1838 static void summary_set_ctree_from_list(SummaryView *summaryview,
1839                                         GSList *mlist)
1840 {
1841         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1842         MsgInfo *msginfo;
1843         MsgInfo *parentinfo;
1844         MsgInfo *cur_msginfo;
1845         GtkCTreeNode *node = NULL;
1846         GHashTable *msgid_table;
1847         GHashTable *subject_table;
1848         GSList * cur;
1849         GtkCTreeNode *cur_parent;
1850
1851         if (!mlist) return;
1852
1853         debug_print(_("\tSetting summary from message data..."));
1854         STATUSBAR_PUSH(summaryview->mainwin,
1855                        _("Setting summary from message data..."));
1856         gdk_flush();
1857
1858         msgid_table = g_hash_table_new(g_str_hash, g_str_equal);
1859         summaryview->msgid_table = msgid_table;
1860         subject_table = g_hash_table_new(g_str_hash, g_str_equal);
1861         summaryview->subject_table = subject_table;
1862
1863         if (prefs_common.use_addr_book)
1864                 start_address_completion();
1865
1866         for (cur = mlist ; cur != NULL; cur = cur->next) {
1867                 msginfo = (MsgInfo *)cur->data;
1868                 msginfo->threadscore = msginfo->score;
1869         }
1870
1871         if (global_scoring || summaryview->folder_item->prefs->scoring) {
1872                 summaryview->important_score = prefs_common.important_score;
1873                 if (summaryview->folder_item->prefs->important_score >
1874                     summaryview->important_score)
1875                         summaryview->important_score =
1876                                 summaryview->folder_item->prefs->important_score;
1877         }
1878
1879         if (summaryview->folder_item->threaded) {
1880                 GNode *root, *gnode;
1881
1882                 root = procmsg_get_thread_tree(mlist);
1883
1884                 for (gnode = root->children; gnode != NULL;
1885                      gnode = gnode->next) {
1886                         node = gtk_ctree_insert_gnode
1887                                 (ctree, NULL, node, gnode,
1888                                  summary_insert_gnode_func, summaryview);
1889                 }
1890
1891                 g_node_destroy(root);
1892
1893                 summary_thread_init(summaryview);
1894         } else {
1895                 gchar *text[N_SUMMARY_COLS];
1896
1897                 mlist = g_slist_reverse(mlist);
1898                 for (; mlist != NULL; mlist = mlist->next) {
1899                         msginfo = (MsgInfo *)mlist->data;
1900
1901                         summary_set_header(summaryview, text, msginfo);
1902
1903                         node = gtk_ctree_insert_node
1904                                 (ctree, NULL, node, text, 2,
1905                                  NULL, NULL, NULL, NULL, FALSE, FALSE);
1906                         GTKUT_CTREE_NODE_SET_ROW_DATA(node, msginfo);
1907                         summary_set_marks_func(ctree, node, summaryview);
1908
1909                         if (msginfo->msgid)
1910                                 g_hash_table_insert(msgid_table,
1911                                                     msginfo->msgid, node);
1912                 }
1913                 mlist = g_slist_reverse(mlist);
1914         }
1915
1916         if (prefs_common.enable_hscrollbar &&
1917             summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
1918                 gint optimal_width;
1919
1920                 optimal_width = gtk_clist_optimal_column_width
1921                         (GTK_CLIST(ctree), summaryview->col_pos[S_COL_SUBJECT]);
1922                 gtk_clist_set_column_width(GTK_CLIST(ctree),
1923                                            summaryview->col_pos[S_COL_SUBJECT],
1924                                            optimal_width);
1925         }
1926
1927         if (prefs_common.use_addr_book)
1928                 end_address_completion();
1929
1930         debug_print(_("done.\n"));
1931         STATUSBAR_POP(summaryview->mainwin);
1932         if (debug_mode) {
1933                 debug_print("\tmsgid hash table size = %d\n",
1934                             g_hash_table_size(msgid_table));
1935                 debug_print("\tsubject hash table size = %d\n",
1936                             g_hash_table_size(subject_table));
1937         }
1938 }
1939
1940 struct wcachefp
1941 {
1942         FILE *cache_fp;
1943         FILE *mark_fp;
1944 };
1945
1946 gint summary_write_cache(SummaryView *summaryview)
1947 {
1948         struct wcachefp fps;
1949         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
1950         gint ver = CACHE_VERSION;
1951         gchar *buf;
1952         gchar *cachefile, *markfile;
1953         GSList * cur;
1954         gint filemode = 0;
1955         PrefsFolderItem *prefs;
1956
1957         if (!summaryview->folder_item || !summaryview->folder_item->path)
1958                 return -1;
1959
1960         if (summaryview->folder_item->folder->update_mark != NULL)
1961                 summaryview->folder_item->folder->update_mark(summaryview->folder_item->folder, summaryview->folder_item);
1962
1963         cachefile = folder_item_get_cache_file(summaryview->folder_item);
1964         g_return_val_if_fail(cachefile != NULL, -1);
1965         if ((fps.cache_fp = fopen(cachefile, "w")) == NULL) {
1966                 FILE_OP_ERROR(cachefile, "fopen");
1967                 g_free(cachefile);
1968                 return -1;
1969         }
1970         if (change_file_mode_rw(fps.cache_fp, cachefile) < 0)
1971                 FILE_OP_ERROR(cachefile, "chmod");
1972
1973         prefs = summaryview->folder_item->prefs;
1974         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
1975                 /* for cache file */
1976                 filemode = prefs->folder_chmod;
1977                 if (filemode & S_IRGRP) filemode |= S_IWGRP;
1978                 if (filemode & S_IROTH) filemode |= S_IWOTH;
1979 #if HAVE_FCHMOD
1980                 fchmod(fileno(fps.cache_fp), filemode);
1981 #else
1982                 chmod(cachefile, filemode);
1983 #endif
1984         }
1985
1986         g_free(cachefile);
1987
1988         markfile = folder_item_get_mark_file(summaryview->folder_item);
1989         if ((fps.mark_fp = fopen(markfile, "w")) == NULL) {
1990                 FILE_OP_ERROR(markfile, "fopen");
1991                 fclose(fps.cache_fp);
1992                 g_free(markfile);
1993                 return -1;
1994         }
1995         if (change_file_mode_rw(fps.mark_fp, markfile) < 0)
1996                 FILE_OP_ERROR(markfile, "chmod");
1997         if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
1998 #if HAVE_FCHMOD
1999                 fchmod(fileno(fps.mark_fp), filemode);
2000 #else
2001                 chmod(markfile, filemode);
2002 #endif
2003         }
2004
2005         g_free(markfile);
2006
2007         buf = g_strdup_printf(_("Writing summary cache (%s)..."),
2008                               summaryview->folder_item->path);
2009         debug_print(buf);
2010         STATUSBAR_PUSH(summaryview->mainwin, buf);
2011         g_free(buf);
2012
2013         WRITE_CACHE_DATA_INT(ver, fps.cache_fp);
2014         ver = MARK_VERSION;
2015         WRITE_CACHE_DATA_INT(ver, fps.mark_fp);
2016
2017         gtk_ctree_pre_recursive(ctree, NULL, summary_write_cache_func, &fps);
2018
2019         for(cur = summaryview->killed_messages ; cur != NULL ;
2020             cur = g_slist_next(cur)) {
2021                 MsgInfo *msginfo = (MsgInfo *) cur->data;
2022
2023                 procmsg_write_cache(msginfo, fps.cache_fp);
2024                 procmsg_write_flags(msginfo, fps.mark_fp);
2025         }
2026
2027         fclose(fps.cache_fp);
2028         fclose(fps.mark_fp);
2029
2030         debug_print(_("done.\n"));
2031         STATUSBAR_POP(summaryview->mainwin);
2032
2033         return 0;
2034 }
2035
2036 static void summary_write_cache_func(GtkCTree *ctree, GtkCTreeNode *node,
2037                                      gpointer data)
2038 {
2039         struct wcachefp *fps = data;
2040         MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
2041
2042         if (msginfo == NULL) return;
2043
2044         procmsg_write_cache(msginfo, fps->cache_fp);
2045         procmsg_write_flags(msginfo, fps->mark_fp);
2046 }
2047
2048 static void summary_set_header(SummaryView *summaryview, gchar *text[],
2049                                MsgInfo *msginfo)
2050 {
2051         static gchar date_modified[80];
2052         static gchar *to = NULL;
2053         static gchar *from_name = NULL;
2054         static gchar col_number[11];
2055         static gchar col_score[11];
2056         gint *col_pos = summaryview->col_pos;
2057
2058         text[col_pos[S_COL_MARK]]   = NULL;
2059         text[col_pos[S_COL_UNREAD]] = NULL;
2060         text[col_pos[S_COL_MIME]]   = NULL;
2061         text[col_pos[S_COL_NUMBER]] = itos(msginfo->msgnum);
2062         text[col_pos[S_COL_SIZE]]   = to_human_readable(msginfo->size);
2063
2064 #if 0
2065         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->threadscore);
2066 #else
2067         text[col_pos[S_COL_SCORE]]  = itos_buf(col_score, msginfo->score);
2068 #endif
2069
2070         if (msginfo->date_t) {
2071                 procheader_date_get_localtime(date_modified,
2072                                               sizeof(date_modified),
2073                                               msginfo->date_t);
2074                 text[col_pos[S_COL_DATE]] = date_modified;
2075         } else if (msginfo->date)
2076                 text[col_pos[S_COL_DATE]] = msginfo->date;
2077         else
2078                 text[col_pos[S_COL_DATE]] = _("(No Date)");
2079
2080         text[col_pos[S_COL_FROM]] = msginfo->fromname ? msginfo->fromname :
2081                 _("(No From)");
2082         if (prefs_common.swap_from && msginfo->from && msginfo->to &&
2083             !MSG_IS_NEWS(msginfo->flags)) {
2084                 gchar *from;
2085
2086                 Xstrdup_a(from, msginfo->from, return);
2087                 extract_address(from);
2088                 if (account_find_from_address(from)) {
2089                         g_free(to);
2090                         to = g_strconcat("-->", msginfo->to, NULL);
2091                         text[col_pos[S_COL_FROM]] = to;
2092                 }
2093         }
2094
2095         if ((text[col_pos[S_COL_FROM]] != to) && prefs_common.use_addr_book &&
2096             msginfo->from) {
2097                 gint count;
2098                 gchar *from;
2099
2100                 Xstrdup_a(from, msginfo->from, return);
2101                 extract_address(from);
2102                 if (*from) {
2103                         count = complete_address(from);
2104                         if (count > 1) {
2105                                 g_free(from_name);
2106                                 from = get_complete_address(1);
2107                                 from_name = procheader_get_fromname(from);
2108                                 g_free(from);
2109                                 text[col_pos[S_COL_FROM]] = from_name;
2110                         }
2111                 }
2112         }
2113
2114         text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
2115                 _("(No Subject)");
2116 }
2117
2118 #define CHANGE_FLAGS(msginfo) \
2119 { \
2120 if (msginfo->folder->folder->change_flags != NULL) \
2121 msginfo->folder->folder->change_flags(msginfo->folder->folder, \
2122                                       msginfo->folder, \
2123                                       msginfo); \
2124 }
2125
2126 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row,
2127                                 gboolean new_window)
2128 {
2129         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2130         MsgInfo *msginfo;
2131         gchar *filename;
2132
2133         if (!new_window && summaryview->displayed == row) return;
2134         g_return_if_fail(row != NULL);
2135
2136         if (summary_is_locked(summaryview)) return;
2137         summary_lock(summaryview);
2138
2139         STATUSBAR_POP(summaryview->mainwin);
2140         GTK_EVENTS_FLUSH();
2141
2142         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2143
2144         filename = procmsg_get_message_file(msginfo);
2145         if (!filename) {
2146                 summary_unlock(summaryview);
2147                 return;
2148         }
2149         g_free(filename);
2150
2151         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2152                 summaryview->newmsgs--;
2153         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2154                 summaryview->unread--;
2155         if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
2156                 MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
2157                 CHANGE_FLAGS(msginfo);
2158                 summary_set_row_marks(summaryview, row);
2159                 gtk_clist_thaw(GTK_CLIST(ctree));
2160                 summary_status_show(summaryview);
2161         }
2162
2163         if (new_window) {
2164                 MessageView *msgview;
2165
2166                 msgview = messageview_create_with_new_window();
2167                 messageview_show(msgview, msginfo);
2168         } else {
2169                 MessageView *msgview;
2170
2171                 msgview = summaryview->messageview;
2172
2173                 summaryview->displayed = row;
2174                 if (!summaryview->msg_is_toggled_on)
2175                         summary_toggle_view(summaryview);
2176                 messageview_show(msgview, msginfo);
2177                 if (msgview->type == MVIEW_TEXT ||
2178                     (msgview->type == MVIEW_MIME &&
2179                      GTK_CLIST(msgview->mimeview->ctree)->row_list == NULL))
2180                         gtk_widget_grab_focus(summaryview->ctree);
2181                 GTK_EVENTS_FLUSH();
2182                 gtkut_ctree_node_move_if_on_the_edge(ctree, row);
2183         }
2184
2185         if (GTK_WIDGET_VISIBLE(summaryview->headerwin->window))
2186                 header_window_show(summaryview->headerwin, msginfo);
2187
2188         summary_unlock(summaryview);
2189 }
2190
2191 void summary_redisplay_msg(SummaryView *summaryview)
2192 {
2193         GtkCTreeNode *node;
2194
2195         if (summaryview->displayed) {
2196                 node = summaryview->displayed;
2197                 summaryview->displayed = NULL;
2198                 summary_display_msg(summaryview, node, FALSE);
2199         }
2200 }
2201
2202 void summary_open_msg(SummaryView *summaryview)
2203 {
2204         if (!summaryview->selected) return;
2205
2206         summary_display_msg(summaryview, summaryview->selected, TRUE);
2207 }
2208
2209 void summary_view_source(SummaryView * summaryview)
2210 {
2211         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2212         MsgInfo *msginfo;
2213         SourceWindow *srcwin;
2214
2215         if (!summaryview->selected) return;
2216
2217         srcwin = source_window_create();
2218         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2219         source_window_show_msg(srcwin, msginfo);
2220         source_window_show(srcwin);
2221 }
2222
2223 void summary_reedit(SummaryView *summaryview)
2224 {
2225         MsgInfo *msginfo;
2226
2227         if (!summaryview->selected) return;
2228         if (!summaryview->folder_item) return;
2229         if (summaryview->folder_item->stype != F_OUTBOX &&
2230             summaryview->folder_item->stype != F_DRAFT  &&
2231             summaryview->folder_item->stype != F_QUEUE) return;
2232
2233         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2234                                               summaryview->selected);
2235         if (!msginfo) return;
2236
2237         compose_reedit(msginfo);
2238 }
2239
2240 void summary_step(SummaryView *summaryview, GtkScrollType type)
2241 {
2242         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2243
2244         if (type == GTK_SCROLL_STEP_FORWARD) {
2245                 GtkCTreeNode *node;
2246                 node = gtkut_ctree_node_next(ctree, summaryview->selected);
2247                 if (node)
2248                         gtkut_ctree_expand_parent_all(ctree, node);
2249         }
2250
2251         gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
2252                                 type, 0.0);
2253
2254         if (summaryview->msg_is_toggled_on)
2255                 summary_display_msg(summaryview, summaryview->selected, FALSE);
2256 }
2257
2258 static void summary_toggle_view(SummaryView *summaryview)
2259 {
2260         MainWindow *mainwin = summaryview->mainwin;
2261         union CompositeWin *cwin = &mainwin->win;
2262         GtkWidget *vpaned = NULL;
2263         GtkWidget *container = NULL;
2264
2265         switch (mainwin->type) {
2266         case SEPARATE_NONE:
2267                 vpaned = cwin->sep_none.vpaned;
2268                 container = cwin->sep_none.hpaned;
2269                 break;
2270         case SEPARATE_FOLDER:
2271                 vpaned = cwin->sep_folder.vpaned;
2272                 container = mainwin->vbox_body;
2273                 break;
2274         case SEPARATE_MESSAGE:
2275         case SEPARATE_BOTH:
2276                 return;
2277         }
2278
2279         if (vpaned->parent != NULL) {
2280                 summaryview->msg_is_toggled_on = FALSE;
2281                 summaryview->displayed = NULL;
2282                 gtk_widget_ref(vpaned);
2283                 gtk_container_remove(GTK_CONTAINER(container), vpaned);
2284                 gtk_widget_reparent(GTK_WIDGET_PTR(summaryview), container);
2285                 gtk_arrow_set(GTK_ARROW(summaryview->toggle_arrow),
2286                               GTK_ARROW_UP, GTK_SHADOW_OUT);
2287         } else {
2288                 summaryview->msg_is_toggled_on = TRUE;
2289                 gtk_widget_reparent(GTK_WIDGET_PTR(summaryview), vpaned);
2290                 gtk_container_add(GTK_CONTAINER(container), vpaned);
2291                 gtk_widget_unref(vpaned);
2292                 gtk_arrow_set(GTK_ARROW(summaryview->toggle_arrow),
2293                               GTK_ARROW_DOWN, GTK_SHADOW_OUT);
2294         }
2295
2296         gtk_widget_grab_focus(summaryview->ctree);
2297 }
2298
2299 static gboolean summary_search_unread_recursive(GtkCTree *ctree,
2300                                                 GtkCTreeNode *node)
2301 {
2302         MsgInfo *msginfo;
2303
2304         if (node) {
2305                 msginfo = gtk_ctree_node_get_row_data(ctree, node);
2306                 if (msginfo && MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2307                         return TRUE;
2308                 node = GTK_CTREE_ROW(node)->children;
2309         } else
2310                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
2311
2312         while (node) {
2313                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2314                         return TRUE;
2315                 node = GTK_CTREE_ROW(node)->sibling;
2316         }
2317
2318         return FALSE;
2319 }
2320
2321 static gboolean summary_have_unread_children(SummaryView *summaryview,
2322                                              GtkCTreeNode *node)
2323 {
2324         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2325
2326         if (!node) return FALSE;
2327
2328         node = GTK_CTREE_ROW(node)->children;
2329
2330         while (node) {
2331                 if (summary_search_unread_recursive(ctree, node) == TRUE)
2332                         return TRUE;
2333                 node = GTK_CTREE_ROW(node)->sibling;
2334         }
2335
2336         return FALSE;
2337 }
2338
2339 static void summary_set_row_marks(SummaryView *summaryview, GtkCTreeNode *row)
2340 {
2341         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2342         GtkStyle *style = NULL;
2343         MsgInfo *msginfo;
2344         MsgFlags flags;
2345         gint *col_pos = summaryview->col_pos;
2346
2347         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2348         if (!msginfo) return;
2349
2350         flags = msginfo->flags;
2351
2352         gtk_ctree_node_set_foreground(ctree, row, NULL);
2353
2354         /* set new/unread column */
2355         if (MSG_IS_IGNORE_THREAD(flags)) {
2356                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2357                                           ignorethreadxpm, ignorethreadxpmmask);
2358         } else if (MSG_IS_NEW(flags)) {
2359                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2360                                           newxpm, newxpmmask);
2361         } else if (MSG_IS_UNREAD(flags)) {
2362                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2363                                           unreadxpm, unreadxpmmask);
2364         } else if (MSG_IS_REPLIED(flags)) {
2365                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2366                                           repliedxpm, repliedxpmmask);
2367         } else if (MSG_IS_FORWARDED(flags)) {
2368                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_UNREAD],
2369                                           forwardedxpm, forwardedxpmmask);
2370         } else {
2371                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_UNREAD],
2372                                         NULL);
2373         }
2374
2375         if (prefs_common.bold_unread &&
2376             ((MSG_IS_UNREAD(flags) && !MSG_IS_IGNORE_THREAD(flags)) ||
2377              (!GTK_CTREE_ROW(row)->expanded &&
2378               GTK_CTREE_ROW(row)->children &&
2379               summary_have_unread_children(summaryview, row))))
2380                 style = bold_style;
2381
2382         /* set mark column */
2383         if (MSG_IS_DELETED(flags)) {
2384                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2385                                           deletedxpm, deletedxpmmask);
2386                 if (style)
2387                         style = bold_deleted_style;
2388                 else {
2389                         style = small_deleted_style;
2390                 }
2391                         gtk_ctree_node_set_foreground
2392                                 (ctree, row, &summaryview->color_dim);
2393         } else if (MSG_IS_MARKED(flags)) {
2394                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MARK],
2395                                           markxpm, markxpmmask);
2396         } else if (MSG_IS_MOVE(flags)) {
2397                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "o");
2398                 if (style)
2399                         style = bold_marked_style;
2400                 else {
2401                         style = small_marked_style;
2402                 }
2403                         gtk_ctree_node_set_foreground
2404                                 (ctree, row, &summaryview->color_marked);
2405         } else if (MSG_IS_COPY(flags)) {
2406                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], "O");
2407                 if (style)
2408                         style = bold_marked_style;
2409                 else {
2410                         style = small_marked_style;
2411                 }
2412                         gtk_ctree_node_set_foreground
2413                                 (ctree, row, &summaryview->color_marked);
2414         }
2415         else if ((global_scoring ||
2416                   summaryview->folder_item->prefs->scoring) &&
2417                  (msginfo->score >= summaryview->important_score) &&
2418                  (MSG_IS_MARKED(msginfo->flags) || MSG_IS_MOVE(msginfo->flags) || MSG_IS_COPY(msginfo->flags))) {
2419                 gtk_ctree_node_set_text(ctree, row, S_COL_MARK, "!");
2420                 gtk_ctree_node_set_foreground(ctree, row,
2421                                               &summaryview->color_important);
2422         } else {
2423                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MARK], NULL);
2424         }
2425
2426         if (MSG_IS_MIME(flags)) {
2427                 gtk_ctree_node_set_pixmap(ctree, row, col_pos[S_COL_MIME],
2428                                           clipxpm, clipxpmmask);
2429         } else {
2430                 gtk_ctree_node_set_text(ctree, row, col_pos[S_COL_MIME], NULL);
2431         }
2432         if (!style)
2433                 style = small_style;
2434
2435         gtk_ctree_node_set_row_style(ctree, row, style);
2436
2437         if (MSG_GET_COLORLABEL(flags))
2438                 summary_set_colorlabel_color(ctree, row,
2439                                              MSG_GET_COLORLABEL_VALUE(flags));
2440 }
2441
2442 void summary_set_marks_selected(SummaryView *summaryview)
2443 {
2444         summary_set_row_marks(summaryview, summaryview->selected);
2445 }
2446
2447 static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
2448 {
2449         gboolean changed = FALSE;
2450         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2451         MsgInfo *msginfo;
2452
2453         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2454         if (MSG_IS_DELETED(msginfo->flags))
2455                 summaryview->deleted--;
2456         if (MSG_IS_MOVE(msginfo->flags)) {
2457                 summaryview->moved--;
2458                 changed = TRUE;
2459         }
2460         if (MSG_IS_COPY(msginfo->flags)) {
2461                 summaryview->copied--;
2462                 changed = TRUE;
2463         }
2464         if (changed && !prefs_common.immediate_exec) {
2465                 msginfo->to_folder->op_count--;
2466                 if (msginfo->to_folder->op_count == 0)
2467                         folderview_update_item(msginfo->to_folder, 0);
2468         }
2469         msginfo->to_folder = NULL;
2470         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
2471         MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
2472         MSG_SET_PERM_FLAGS(msginfo->flags, MSG_MARKED);
2473         CHANGE_FLAGS(msginfo);
2474         summary_set_row_marks(summaryview, row);
2475         debug_print(_("Message %d is marked\n"), msginfo->msgnum);
2476 }
2477
2478 void summary_mark(SummaryView *summaryview)
2479 {
2480         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2481         GList *cur;
2482
2483         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2484                 summary_mark_row(summaryview, GTK_CTREE_NODE(cur->data));
2485
2486         /* summary_step(summaryview, GTK_SCROLL_STEP_FORWARD); */
2487         summary_status_show(summaryview);
2488 }
2489
2490 static void summary_mark_row_as_read(SummaryView *summaryview,
2491                                      GtkCTreeNode *row)
2492 {
2493         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2494         MsgInfo *msginfo;
2495
2496         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2497         if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2498                 summaryview->newmsgs--;
2499         if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
2500                 summaryview->unread--;
2501         if (MSG_IS_NEW(msginfo->flags) ||
2502             MSG_IS_UNREAD(msginfo->flags)) {
2503                 MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
2504                 CHANGE_FLAGS(msginfo);
2505                 summary_set_row_marks(summaryview, row);
2506                 debug_print(_("Message %d is marked as read\n"),
2507                             msginfo->msgnum);
2508         }
2509 }
2510
2511 void summary_mark_as_read(SummaryView *summaryview)
2512 {
2513         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2514         GList *cur;
2515
2516         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2517                 summary_mark_row_as_read(summaryview,
2518                                          GTK_CTREE_NODE(cur->data));
2519
2520         summary_status_show(summaryview);
2521 }
2522
2523 void summary_mark_all_read(SummaryView *summaryview)
2524 {
2525         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2526         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2527         GtkCTreeNode *node;
2528
2529         gtk_clist_freeze(clist);
2530         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2531              node = gtkut_ctree_node_next(ctree, node))
2532                 summary_mark_row_as_read(summaryview, node);
2533         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list); node != NULL;
2534              node = gtkut_ctree_node_next(ctree, node)) {
2535                 if (!GTK_CTREE_ROW(node)->expanded)
2536                         summary_set_row_marks(summaryview, node);
2537         }
2538         gtk_clist_thaw(clist);
2539
2540         summary_status_show(summaryview);
2541 }
2542
2543 static void summary_mark_row_as_unread(SummaryView *summaryview,
2544                                        GtkCTreeNode *row)
2545 {
2546         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2547         MsgInfo *msginfo;
2548
2549         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2550         if (MSG_IS_DELETED(msginfo->flags)) {
2551                 msginfo->to_folder = NULL;
2552                 MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
2553                 summaryview->deleted--;
2554         }
2555         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_REPLIED | MSG_FORWARDED);
2556         if (!MSG_IS_UNREAD(msginfo->flags)) {
2557                 MSG_SET_PERM_FLAGS(msginfo->flags, MSG_UNREAD);
2558                 summaryview->unread++;
2559                 debug_print(_("Message %d is marked as unread\n"),
2560                             msginfo->msgnum);
2561         }
2562
2563         CHANGE_FLAGS(msginfo);
2564
2565         summary_set_row_marks(summaryview, row);
2566 }
2567
2568 void summary_mark_as_unread(SummaryView *summaryview)
2569 {
2570         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2571         GList *cur;
2572
2573         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
2574                 summary_mark_row_as_unread(summaryview,
2575                                            GTK_CTREE_NODE(cur->data));
2576
2577         summary_status_show(summaryview);
2578 }
2579
2580 static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
2581 {
2582         gboolean changed = FALSE;
2583         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2584         MsgInfo *msginfo;
2585
2586         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2587
2588         if (MSG_IS_DELETED(msginfo->flags)) return;
2589
2590         if (MSG_IS_MOVE(msginfo->flags)) {
2591                 summaryview->moved--;
2592                 changed = TRUE;
2593         }
2594         if (MSG_IS_COPY(msginfo->flags)) {
2595                 summaryview->copied--;
2596                 changed = TRUE;
2597         }
2598         if (changed && !prefs_common.immediate_exec) {
2599                 msginfo->to_folder->op_count--;
2600                 if (msginfo->to_folder->op_count == 0)
2601                         folderview_update_item(msginfo->to_folder, 0);
2602         }
2603         msginfo->to_folder = NULL;
2604         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED);
2605         MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
2606         MSG_SET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
2607         CHANGE_FLAGS(msginfo);
2608         summaryview->deleted++;
2609
2610         if (!prefs_common.immediate_exec &&
2611             summaryview->folder_item->stype != F_TRASH)
2612                 summary_set_row_marks(summaryview, row);
2613
2614         debug_print(_("Message %s/%d is set to delete\n"),
2615                     msginfo->folder->path, msginfo->msgnum);
2616 }
2617
2618 void summary_delete(SummaryView *summaryview)
2619 {
2620         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2621         FolderItem *item = summaryview->folder_item;
2622         GList *cur;
2623         GtkCTreeNode *sel_last = NULL;
2624         GtkCTreeNode *node;
2625
2626         if (!item || item->folder->type == F_NEWS) return;
2627
2628         if (summary_is_locked(summaryview)) return;
2629
2630         /* if current folder is trash, ask for confirmation */
2631         if (item->stype == F_TRASH) {
2632                 AlertValue aval;
2633
2634                 aval = alertpanel(_("Delete message(s)"),
2635                                   _("Do you really want to delete message(s) from the trash?"),
2636                                   _("Yes"), _("No"), NULL);
2637                 if (aval != G_ALERTDEFAULT) return;
2638         }
2639
2640         /* next code sets current row focus right. We need to find a row
2641          * that is not deleted. */
2642         for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
2643                 sel_last = GTK_CTREE_NODE(cur->data);
2644                 summary_delete_row(summaryview, sel_last);
2645         }
2646
2647         node = summary_find_next_msg(summaryview, sel_last);
2648         if (!node)
2649                 node = summary_find_prev_msg(summaryview, sel_last);
2650
2651         if (node) {
2652                 if (sel_last && node == gtkut_ctree_node_next(ctree, sel_last))
2653                         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2654                 else if (sel_last && node == GTK_CTREE_NODE_PREV(sel_last))
2655                         summary_step(summaryview, GTK_SCROLL_STEP_BACKWARD);
2656                 else
2657                         summary_select_node(summaryview, node,
2658                                             summaryview->msg_is_toggled_on);
2659         }
2660
2661         if (prefs_common.immediate_exec || item->stype == F_TRASH)
2662                 summary_execute(summaryview);
2663         else
2664                 summary_status_show(summaryview);
2665 }
2666
2667 void summary_delete_duplicated(SummaryView *summaryview)
2668 {
2669         if (!summaryview->folder_item ||
2670             summaryview->folder_item->folder->type == F_NEWS) return;
2671         if (summaryview->folder_item->stype == F_TRASH) return;
2672
2673         main_window_cursor_wait(summaryview->mainwin);
2674         debug_print(_("Deleting duplicated messages..."));
2675         STATUSBAR_PUSH(summaryview->mainwin,
2676                        _("Deleting duplicated messages..."));
2677
2678         gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
2679                                 GTK_CTREE_FUNC(summary_delete_duplicated_func),
2680                                 summaryview);
2681
2682         if (prefs_common.immediate_exec)
2683                 summary_execute(summaryview);
2684         else
2685                 summary_status_show(summaryview);
2686
2687         debug_print(_("done.\n"));
2688         STATUSBAR_POP(summaryview->mainwin);
2689         main_window_cursor_normal(summaryview->mainwin);
2690 }
2691
2692 static void summary_delete_duplicated_func(GtkCTree *ctree, GtkCTreeNode *node,
2693                                            SummaryView *summaryview)
2694 {
2695         GtkCTreeNode *found;
2696         MsgInfo *msginfo = GTK_CTREE_ROW(node)->row.data;
2697
2698         if (!msginfo->msgid || !*msginfo->msgid) return;
2699
2700         found = g_hash_table_lookup(summaryview->msgid_table, msginfo->msgid);
2701
2702         if (found && found != node)
2703                 summary_delete_row(summaryview, node);
2704 }
2705
2706 static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
2707 {
2708         gboolean changed = FALSE;
2709         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2710         MsgInfo *msginfo;
2711
2712         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2713         if (MSG_IS_DELETED(msginfo->flags))
2714                 summaryview->deleted--;
2715         if (MSG_IS_MOVE(msginfo->flags)) {
2716                 summaryview->moved--;
2717                 changed = TRUE;
2718         }
2719         if (MSG_IS_COPY(msginfo->flags)) {
2720                 summaryview->copied--;
2721                 changed = TRUE;
2722         }
2723         if (changed && !prefs_common.immediate_exec) {
2724                 msginfo->to_folder->op_count--;
2725                 if (msginfo->to_folder->op_count == 0)
2726                         folderview_update_item(msginfo->to_folder, 0);
2727         }
2728         msginfo->to_folder = NULL;
2729         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
2730         MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
2731         CHANGE_FLAGS(msginfo);
2732         summary_set_row_marks(summaryview, row);
2733
2734         debug_print(_("Message %s/%d is unmarked\n"),
2735                     msginfo->folder->path, msginfo->msgnum);
2736 }
2737
2738 void summary_unmark(SummaryView *summaryview)
2739 {
2740         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2741         GList *cur;
2742
2743         for (cur = GTK_CLIST(ctree)->selection; cur != NULL;
2744              cur = cur->next)
2745                 summary_unmark_row(summaryview, GTK_CTREE_NODE(cur->data));
2746
2747         summary_status_show(summaryview);
2748 }
2749
2750 static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2751                                 FolderItem *to_folder)
2752 {
2753         gboolean changed = FALSE;
2754         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2755         MsgInfo *msginfo;
2756
2757         g_return_if_fail(to_folder != NULL);
2758
2759         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2760         if (MSG_IS_MOVE(msginfo->flags)) {
2761                 if (!prefs_common.immediate_exec) {
2762                         msginfo->to_folder->op_count--;
2763                         if (msginfo->to_folder->op_count == 0) {
2764                                 folderview_update_item(msginfo->to_folder, 0);
2765                                 changed = TRUE;
2766                         }
2767                 }
2768         }
2769         msginfo->to_folder = to_folder;
2770         if (MSG_IS_DELETED(msginfo->flags))
2771                 summaryview->deleted--;
2772         if (MSG_IS_COPY(msginfo->flags)) {
2773                 summaryview->copied--;
2774                 if (!prefs_common.immediate_exec)
2775                         msginfo->to_folder->op_count--;
2776         }
2777         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
2778         MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_COPY);
2779         if (!MSG_IS_MOVE(msginfo->flags)) {
2780                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_MOVE);
2781                 summaryview->moved++;
2782                 changed = TRUE;
2783         }
2784         if (!prefs_common.immediate_exec) {
2785                 summary_set_row_marks(summaryview, row);
2786                 if (changed) {
2787                         msginfo->to_folder->op_count++;
2788                         if (msginfo->to_folder->op_count == 1)
2789                                 folderview_update_item(msginfo->to_folder, 0);
2790                 }
2791         }
2792
2793         debug_print(_("Message %d is set to move to %s\n"),
2794                     msginfo->msgnum, to_folder->path);
2795 }
2796
2797 void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
2798 {
2799         GList *cur;
2800
2801         if (!to_folder) return;
2802         if (!summaryview->folder_item ||
2803             summaryview->folder_item->folder->type == F_NEWS) return;
2804
2805         if (summary_is_locked(summaryview)) return;
2806
2807         if (summaryview->folder_item == to_folder) {
2808                 alertpanel_notice(_("Destination is same as current folder."));
2809                 return;
2810         }
2811
2812         for (cur = GTK_CLIST(summaryview->ctree)->selection;
2813              cur != NULL; cur = cur->next)
2814                 summary_move_row_to
2815                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
2816
2817         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2818
2819         if (prefs_common.immediate_exec)
2820                 summary_execute(summaryview);
2821         else {
2822                 summary_status_show(summaryview);
2823
2824                 folderview_update_item(to_folder, 0);
2825         }
2826 }
2827
2828 void summary_move_to(SummaryView *summaryview)
2829 {
2830         FolderItem *to_folder;
2831
2832         if (!summaryview->folder_item ||
2833             summaryview->folder_item->folder->type == F_NEWS) return;
2834
2835         to_folder = foldersel_folder_sel(NULL, NULL);
2836         summary_move_selected_to(summaryview, to_folder);
2837 }
2838
2839 static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
2840                                 FolderItem *to_folder)
2841 {
2842         gboolean changed = FALSE;
2843         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2844         MsgInfo *msginfo;
2845
2846         g_return_if_fail(to_folder != NULL);
2847
2848         msginfo = gtk_ctree_node_get_row_data(ctree, row);
2849         if (MSG_IS_COPY(msginfo->flags)) {
2850                 if (!prefs_common.immediate_exec) {
2851                         msginfo->to_folder->op_count--;
2852                         if (msginfo->to_folder->op_count == 0) {
2853                                 folderview_update_item(msginfo->to_folder, 0);
2854                                 changed = TRUE;
2855                         }
2856                 }
2857         }
2858         msginfo->to_folder = to_folder;
2859         if (MSG_IS_DELETED(msginfo->flags))
2860                 summaryview->deleted--;
2861         if (MSG_IS_MOVE(msginfo->flags)) {
2862                 summaryview->moved--;
2863                 if (!prefs_common.immediate_exec)
2864                         msginfo->to_folder->op_count--;
2865         }
2866         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
2867         MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE);
2868         if (!MSG_IS_COPY(msginfo->flags)) {
2869                 MSG_SET_TMP_FLAGS(msginfo->flags, MSG_COPY);
2870                 summaryview->copied++;
2871                 changed = TRUE;
2872         }
2873         if (!prefs_common.immediate_exec) {
2874                 summary_set_row_marks(summaryview, row);
2875                 if (changed) {
2876                         msginfo->to_folder->op_count++;
2877                         if (msginfo->to_folder->op_count == 1)
2878                                 folderview_update_item(msginfo->to_folder, 0);
2879                 }
2880         }
2881
2882         debug_print(_("Message %d is set to copy to %s\n"),
2883                     msginfo->msgnum, to_folder->path);
2884 }
2885
2886 void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
2887 {
2888         GList *cur;
2889
2890         if (!to_folder) return;
2891         if (!summaryview->folder_item ||
2892             summaryview->folder_item->folder->type == F_NEWS) return;
2893
2894         if (summary_is_locked(summaryview)) return;
2895
2896         if (summaryview->folder_item == to_folder) {
2897                 alertpanel_notice
2898                         (_("Destination to copy is same as current folder."));
2899                 return;
2900         }
2901
2902         for (cur = GTK_CLIST(summaryview->ctree)->selection;
2903              cur != NULL; cur = cur->next)
2904                 summary_copy_row_to
2905                         (summaryview, GTK_CTREE_NODE(cur->data), to_folder);
2906
2907         summary_step(summaryview, GTK_SCROLL_STEP_FORWARD);
2908
2909         if (prefs_common.immediate_exec)
2910                 summary_execute(summaryview);
2911         else {
2912                 summary_status_show(summaryview);
2913
2914                 folderview_update_item(to_folder, 0);
2915         }
2916 }
2917
2918 void summary_copy_to(SummaryView *summaryview)
2919 {
2920         FolderItem *to_folder;
2921
2922         if (!summaryview->folder_item ||
2923             summaryview->folder_item->folder->type == F_NEWS) return;
2924
2925         to_folder = foldersel_folder_sel(NULL, NULL);
2926         summary_copy_selected_to(summaryview, to_folder);
2927 }
2928
2929 void summary_add_address(SummaryView *summaryview)
2930 {
2931         MsgInfo *msginfo;
2932         gchar *from;
2933
2934         msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
2935                                               summaryview->selected);
2936         if (!msginfo) return;
2937
2938         Xstrdup_a(from, msginfo->from, return);
2939         eliminate_address_comment(from);
2940         extract_address(from);
2941         addressbook_add_contact(msginfo->fromname, from, NULL);
2942 }
2943
2944 void summary_select_all(SummaryView *summaryview)
2945 {
2946         if (summaryview->messages >= 500) {
2947                 STATUSBAR_PUSH(summaryview->mainwin,
2948                                _("Selecting all messages..."));
2949                 main_window_cursor_wait(summaryview->mainwin);
2950         }
2951
2952         gtk_clist_select_all(GTK_CLIST(summaryview->ctree));
2953
2954         if (summaryview->messages >= 500) {
2955                 STATUSBAR_POP(summaryview->mainwin);
2956                 main_window_cursor_normal(summaryview->mainwin);
2957         }
2958 }
2959
2960 void summary_unselect_all(SummaryView *summaryview)
2961 {
2962         gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
2963 }
2964
2965 void summary_save_as(SummaryView *summaryview)
2966 {
2967         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2968         MsgInfo *msginfo;
2969         gchar *src, *dest;
2970
2971         if (!summaryview->selected) return;
2972         msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
2973         if (!msginfo) return;
2974
2975         dest = filesel_select_file(_("Save as"), NULL);
2976         if (!dest) return;
2977         if (is_file_exist(dest)) {
2978                 AlertValue aval;
2979
2980                 aval = alertpanel(_("Overwrite"),
2981                                   _("Overwrite existing file?"),
2982                                   _("OK"), _("Cancel"), NULL);
2983                 if (G_ALERTDEFAULT != aval) return;
2984         }
2985
2986         src = procmsg_get_message_file(msginfo);
2987         copy_file(src, dest);
2988         g_free(src);
2989 }
2990
2991 void summary_print(SummaryView *summaryview)
2992 {
2993         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
2994         GtkCList *clist = GTK_CLIST(summaryview->ctree);
2995         MsgInfo *msginfo;
2996         GList *cur;
2997         gchar *cmdline;
2998         gchar *p;
2999
3000         if (clist->selection == NULL) return;
3001
3002         cmdline = input_dialog(_("Print"),
3003                                _("Enter the print command line:\n"
3004                                  "(`%s' will be replaced with file name)"),
3005                                prefs_common.print_cmd);
3006         if (!cmdline) return;
3007         if (!(p = strchr(cmdline, '%')) || *(p + 1) != 's' ||
3008             strchr(p + 2, '%')) {
3009                 alertpanel_error(_("Print command line is invalid:\n`%s'"),
3010                                  cmdline);
3011                 g_free(cmdline);
3012                 return;
3013         }
3014
3015         for (cur = clist->selection; cur != NULL; cur = cur->next) {
3016                 msginfo = gtk_ctree_node_get_row_data
3017                         (ctree, GTK_CTREE_NODE(cur->data));
3018                 if (msginfo) procmsg_print_message(msginfo, cmdline);
3019         }
3020
3021         g_free(cmdline);
3022 }
3023
3024 gboolean summary_execute(SummaryView *summaryview)
3025 {
3026         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3027         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3028         GtkCTreeNode *node, *next;
3029
3030         if (!summaryview->folder_item ||
3031             summaryview->folder_item->folder->type == F_NEWS) return FALSE;
3032
3033         if (summary_is_locked(summaryview)) return FALSE;
3034         summary_lock(summaryview);
3035
3036         gtk_clist_freeze(clist);
3037
3038         if (summaryview->folder_item->threaded)
3039                 summary_unthread_for_exec(summaryview);
3040
3041         summary_execute_move(summaryview);
3042         summary_execute_copy(summaryview);
3043         summary_execute_delete(summaryview);
3044
3045         node = GTK_CTREE_NODE(clist->row_list);
3046         while (node != NULL) {
3047                 next = gtkut_ctree_node_next(ctree, node);
3048                 if (gtk_ctree_node_get_row_data(ctree, node) == NULL) {
3049                         if (node == summaryview->displayed) {
3050                                 messageview_clear(summaryview->messageview);
3051                                 summaryview->displayed = NULL;
3052                         }
3053                         if (GTK_CTREE_ROW(node)->children != NULL)
3054                                 g_warning("summary_execute(): children != NULL\n");
3055                         else
3056                                 gtk_ctree_remove_node(ctree, node);
3057                 }
3058                 node = next;
3059         }
3060
3061         if (summaryview->folder_item->threaded)
3062                 summary_thread_build(summaryview);
3063
3064         summaryview->selected = clist->selection ?
3065                 GTK_CTREE_NODE(clist->selection->data) : NULL;
3066
3067         if (!GTK_CLIST(summaryview->ctree)->row_list) {
3068                 menu_set_insensitive_all
3069                         (GTK_MENU_SHELL(summaryview->popupmenu));
3070                 gtk_widget_grab_focus(summaryview->folderview->ctree);
3071         } else
3072                 gtk_widget_grab_focus(summaryview->ctree);
3073
3074         summary_update_status(summaryview);
3075         summary_status_show(summaryview);
3076
3077         summary_write_cache(summaryview);
3078
3079         gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
3080
3081         gtk_clist_thaw(clist);
3082
3083         summary_unlock(summaryview);
3084         return TRUE;
3085 }
3086
3087 static void summary_execute_move(SummaryView *summaryview)
3088 {
3089         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3090         GSList *cur;
3091
3092         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3093
3094         /* search moving messages and execute */
3095         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
3096                                 summaryview);
3097
3098         if (summaryview->mlist) {
3099                 procmsg_move_messages(summaryview->mlist);
3100
3101                 folder_item_scan_foreach(summaryview->folder_table);
3102                 folderview_update_item_foreach(summaryview->folder_table);
3103
3104                 for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3105                         procmsg_msginfo_free((MsgInfo *)cur->data);
3106                 g_slist_free(summaryview->mlist);
3107                 summaryview->mlist = NULL;
3108         }
3109
3110         g_hash_table_destroy(summaryview->folder_table);
3111         summaryview->folder_table = NULL;
3112 }
3113
3114 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
3115                                       gpointer data)
3116 {
3117         SummaryView *summaryview = data;
3118         MsgInfo *msginfo;
3119
3120         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3121
3122         if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
3123                 g_hash_table_insert(summaryview->folder_table,
3124                                     msginfo->to_folder, GINT_TO_POINTER(1));
3125
3126                 summaryview->mlist =
3127                         g_slist_append(summaryview->mlist, msginfo);
3128                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3129
3130                 if (msginfo->msgid && *msginfo->msgid &&
3131                     node == g_hash_table_lookup(summaryview->msgid_table,
3132                                                 msginfo->msgid))
3133                         g_hash_table_remove(summaryview->msgid_table,
3134                                             msginfo->msgid);
3135         }
3136 }
3137
3138 static void summary_execute_copy(SummaryView *summaryview)
3139 {
3140         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3141
3142         summaryview->folder_table = g_hash_table_new(NULL, NULL);
3143
3144         /* search copying messages and execute */
3145         gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
3146                                 summaryview);
3147
3148         if (summaryview->mlist) {
3149                 procmsg_copy_messages(summaryview->mlist);
3150
3151                 folder_item_scan_foreach(summaryview->folder_table);
3152                 folderview_update_item_foreach(summaryview->folder_table);
3153
3154                 g_slist_free(summaryview->mlist);
3155                 summaryview->mlist = NULL;
3156         }
3157
3158         g_hash_table_destroy(summaryview->folder_table);
3159         summaryview->folder_table = NULL;
3160 }
3161
3162 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
3163                                       gpointer data)
3164 {
3165         SummaryView *summaryview = data;
3166         MsgInfo *msginfo;
3167
3168         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3169
3170         if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
3171                 g_hash_table_insert(summaryview->folder_table,
3172                                     msginfo->to_folder, GINT_TO_POINTER(1));
3173
3174                 summaryview->mlist =
3175                         g_slist_append(summaryview->mlist, msginfo);
3176
3177                 MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_COPY);
3178                 summary_set_row_marks(summaryview, node);
3179         }
3180 }
3181
3182 static void summary_execute_delete(SummaryView *summaryview)
3183 {
3184         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3185         FolderItem *trash;
3186         GSList *cur;
3187
3188         trash = summaryview->folder_item->folder->trash;
3189         if (summaryview->folder_item->folder->type == F_MH) {
3190                 g_return_if_fail(trash != NULL);
3191         }
3192
3193         /* search deleting messages and execute */
3194         gtk_ctree_pre_recursive
3195                 (ctree, NULL, summary_execute_delete_func, summaryview);
3196
3197         if (!summaryview->mlist) return;
3198
3199         if (summaryview->folder_item != trash)
3200                 folder_item_move_msgs_with_dest(trash, summaryview->mlist);
3201         else
3202                 folder_item_remove_msgs(trash, summaryview->mlist);
3203
3204         for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
3205                 procmsg_msginfo_free((MsgInfo *)cur->data);
3206
3207         g_slist_free(summaryview->mlist);
3208         summaryview->mlist = NULL;
3209
3210         if (summaryview->folder_item != trash) {
3211                 folder_item_scan(trash);
3212                 folderview_update_item(trash, FALSE);
3213         }
3214 }
3215
3216 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
3217                                         gpointer data)
3218 {
3219         SummaryView *summaryview = data;
3220         MsgInfo *msginfo;
3221
3222         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3223
3224         if (msginfo && MSG_IS_DELETED(msginfo->flags)) {
3225                 summaryview->mlist =
3226                         g_slist_append(summaryview->mlist, msginfo);
3227                 gtk_ctree_node_set_row_data(ctree, node, NULL);
3228
3229                 if (msginfo->msgid && *msginfo->msgid &&
3230                     node == g_hash_table_lookup(summaryview->msgid_table,
3231                                                 msginfo->msgid))
3232                         g_hash_table_remove(summaryview->msgid_table,
3233                                             msginfo->msgid);
3234
3235                 if (msginfo->subject &&
3236                     node == subject_table_lookup(summaryview->subject_table,
3237                                                 msginfo->subject)) {
3238                         gchar *s = msginfo->subject + (g_strncasecmp(msginfo->subject, "Re: ", 4) == 0 ? 4 : 0);
3239                         g_hash_table_remove(summaryview->subject_table, s);
3240                 }
3241         }
3242 }
3243
3244 /* thread functions */
3245
3246 void summary_thread_build(SummaryView *summaryview)
3247 {
3248         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3249         GtkCTreeNode *node;
3250         GtkCTreeNode *next;
3251         GtkCTreeNode *parent;
3252         MsgInfo *msginfo;
3253
3254         summary_lock(summaryview);
3255
3256         debug_print(_("Building threads..."));
3257         STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
3258         main_window_cursor_wait(summaryview->mainwin);
3259
3260         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3261                                          summary_tree_expanded, summaryview);
3262         gtk_clist_freeze(GTK_CLIST(ctree));
3263
3264         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3265         while (node) {
3266                 next = GTK_CTREE_ROW(node)->sibling;
3267
3268                 msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3269
3270                 /* alfons - claws seems to prefer subject threading before
3271                  * inreplyto threading. we should look more deeply in this,
3272                  * because inreplyto should have precedence... */
3273                 if (msginfo && msginfo->inreplyto) {
3274                         parent = g_hash_table_lookup(summaryview->msgid_table,
3275                                                      msginfo->inreplyto);
3276                         if (parent && parent != node) {
3277                                 gtk_ctree_move(ctree, node, parent, NULL);
3278                                 gtk_ctree_expand(ctree, node);
3279                         }
3280                 }
3281                 else if (msginfo && msginfo->subject) {
3282                         parent = g_hash_table_lookup
3283                                         (summaryview->subject_table, msginfo->subject);
3284                         if (parent && parent != node) {
3285                                 gtk_ctree_move(ctree, node, parent, NULL);
3286                                 gtk_ctree_expand(ctree, node);
3287                         }
3288                 }
3289
3290                 node = next;
3291         }
3292
3293         node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3294
3295         while (node) {
3296                 next = GTK_CTREE_NODE_NEXT(node);
3297                 if (prefs_common.expand_thread)
3298                         gtk_ctree_expand(ctree, node);
3299                 if (prefs_common.bold_unread &&
3300                     GTK_CTREE_ROW(node)->children)
3301                         summary_set_row_marks(summaryview, node);
3302                 node = next;
3303         }
3304
3305         gtk_clist_thaw(GTK_CLIST(ctree));
3306         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3307                                            summary_tree_expanded, summaryview);
3308
3309         debug_print(_("done.\n"));
3310         STATUSBAR_POP(summaryview->mainwin);
3311         main_window_cursor_normal(summaryview->mainwin);
3312
3313         summary_unlock(summaryview);
3314 }
3315
3316 static void summary_thread_init(SummaryView *summaryview)
3317 {
3318         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3319         GtkCTreeNode *node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3320         GtkCTreeNode *next;
3321
3322         if (prefs_common.expand_thread) {
3323                 while (node) {
3324                         next = GTK_CTREE_ROW(node)->sibling;
3325                         if (GTK_CTREE_ROW(node)->children)
3326                                 gtk_ctree_expand(ctree, node);
3327                         node = next;
3328                 }
3329         } else if (prefs_common.bold_unread) {
3330                 while (node) {
3331                         next = GTK_CTREE_ROW(node)->sibling;
3332                         if (GTK_CTREE_ROW(node)->children)
3333                                 summary_set_row_marks(summaryview, node);
3334                         node = next;
3335                 }
3336         }
3337 }
3338
3339 void summary_unthread(SummaryView *summaryview)
3340 {
3341         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3342         GtkCTreeNode *node;
3343         GtkCTreeNode *child;
3344         GtkCTreeNode *sibling;
3345         GtkCTreeNode *next_child;
3346
3347         summary_lock(summaryview);
3348
3349         debug_print(_("Unthreading..."));
3350         STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
3351         main_window_cursor_wait(summaryview->mainwin);
3352
3353         gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
3354                                          summary_tree_collapsed, summaryview);
3355         gtk_clist_freeze(GTK_CLIST(ctree));
3356
3357         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3358              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3359                 child = GTK_CTREE_ROW(node)->children;
3360                 sibling = GTK_CTREE_ROW(node)->sibling;
3361
3362                 while (child != NULL) {
3363                         next_child = GTK_CTREE_ROW(child)->sibling;
3364                         gtk_ctree_move(ctree, child, NULL, sibling);
3365                         child = next_child;
3366                 }
3367         }
3368
3369         gtk_clist_thaw(GTK_CLIST(ctree));
3370         gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
3371                                            summary_tree_collapsed, summaryview);
3372
3373         debug_print(_("done.\n"));
3374         STATUSBAR_POP(summaryview->mainwin);
3375         main_window_cursor_normal(summaryview->mainwin);
3376
3377         summary_unlock(summaryview);
3378 }
3379
3380 static void summary_unthread_for_exec(SummaryView *summaryview)
3381 {
3382         GtkCTreeNode *node;
3383         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3384
3385         summary_lock(summaryview);
3386
3387         debug_print(_("Unthreading for execution..."));
3388
3389         gtk_clist_freeze(GTK_CLIST(ctree));
3390
3391         for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
3392              node != NULL; node = GTK_CTREE_NODE_NEXT(node)) {
3393                 summary_unthread_for_exec_func(ctree, node, NULL);
3394         }
3395
3396         gtk_clist_thaw(GTK_CLIST(ctree));
3397
3398         debug_print(_("done.\n"));
3399
3400         summary_unlock(summaryview);
3401 }
3402
3403 static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
3404                                            gpointer data)
3405 {
3406         MsgInfo *msginfo;
3407         GtkCTreeNode *top_parent;
3408         GtkCTreeNode *child;
3409         GtkCTreeNode *sibling;
3410
3411         msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3412
3413         if (!msginfo ||
3414             (!MSG_IS_MOVE(msginfo->flags) &&
3415              !MSG_IS_DELETED(msginfo->flags)))
3416                 return;
3417         child = GTK_CTREE_ROW(node)->children;
3418         if (!child) return;
3419
3420         for (top_parent = node;
3421              GTK_CTREE_ROW(top_parent)->parent != NULL;
3422              top_parent = GTK_CTREE_ROW(top_parent)->parent)
3423                 ;
3424         sibling = GTK_CTREE_ROW(top_parent)->sibling;
3425
3426         while (child != NULL) {
3427                 GtkCTreeNode *next_child;
3428
3429                 next_child = GTK_CTREE_ROW(child)->sibling;
3430                 gtk_ctree_move(ctree, child, NULL, sibling);
3431                 child = next_child;
3432         }
3433 }
3434
3435 void summary_filter(SummaryView *summaryview)
3436 {
3437         if (!prefs_common.fltlist && !prefs_filtering) {
3438                 alertpanel_error(_("No filter rules defined."));
3439                 return;
3440         }
3441
3442         summary_lock(summaryview);
3443
3444         debug_print(_("filtering..."));
3445         STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
3446         main_window_cursor_wait(summaryview->mainwin);
3447
3448         gtk_clist_freeze(GTK_CLIST(summaryview->ctree));
3449
3450         if (prefs_filtering == NULL) {
3451                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3452                                         GTK_CTREE_FUNC(summary_filter_func),
3453                                         summaryview);
3454
3455                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3456
3457                 if (prefs_common.immediate_exec) {
3458                         summary_unlock(summaryview);
3459                         summary_execute(summaryview);
3460                         summary_lock(summaryview);
3461                 } else
3462                         summary_status_show(summaryview);
3463         }
3464         else {
3465                 summaryview->folder_table = g_hash_table_new(NULL, NULL);
3466
3467                 gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
3468                                         GTK_CTREE_FUNC(summary_filter_func),
3469                                         summaryview);
3470
3471                 gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
3472
3473                 folder_item_scan_foreach(summaryview->folder_table);
3474                 folderview_update_item_foreach(summaryview->folder_table);
3475
3476                 g_hash_table_destroy(summaryview->folder_table);
3477                 summaryview->folder_table = NULL;
3478
3479                 summary_show(summaryview, summaryview->folder_item, FALSE);
3480         }
3481
3482         debug_print(_("done.\n"));
3483         STATUSBAR_POP(summaryview->mainwin);
3484         main_window_cursor_normal(summaryview->mainwin);
3485
3486         summary_unlock(summaryview);
3487 }
3488
3489 static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
3490                                 gpointer data)
3491 {
3492         MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
3493         SummaryView *summaryview = data;
3494         gchar *file;
3495         FolderItem *dest;
3496
3497         if (prefs_filtering == NULL) {
3498                 /* old filtering */
3499                 file = procmsg_get_message_file_path(msginfo);
3500                 dest = filter_get_dest_folder(prefs_common.fltlist, file);
3501                 g_free(file);
3502
3503                 if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
3504                     summaryview->folder_item != dest)
3505                         summary_move_row_to(summaryview, node, dest);
3506         }
3507         else
3508                 filter_msginfo_move_or_delete(prefs_filtering, msginfo,
3509                                               summaryview->folder_table);
3510 }
3511
3512 /* color label */
3513
3514 #define N_COLOR_LABELS colorlabel_get_color_count()
3515
3516 static void summary_colorlabel_menu_item_activate_cb(GtkWidget *widget,
3517                                                      gpointer data)
3518 {
3519         guint color = GPOINTER_TO_UINT(data);
3520         SummaryView *summaryview;
3521
3522         summaryview = gtk_object_get_data(GTK_OBJECT(widget), "summaryview");
3523         g_return_if_fail(summaryview != NULL);
3524
3525         /* "dont_toggle" state set? */
3526         if (gtk_object_get_data(GTK_OBJECT(summaryview->colorlabel_menu),
3527                                 "dont_toggle"))
3528                 return;
3529
3530         summary_set_colorlabel(summaryview, color, NULL);
3531 }
3532
3533 /* summary_set_colorlabel_color() - labelcolor parameter is the color *flag*
3534  * for the messsage; not the color index */
3535 void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
3536                                   guint labelcolor)
3537 {
3538         GdkColor color;
3539         GtkStyle *style, *prev_style, *ctree_style;
3540         MsgInfo *msginfo;
3541         gint color_index;
3542
3543         msginfo = gtk_ctree_node_get_row_data(ctree, node);
3544         MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_CLABEL_FLAG_MASK);
3545         MSG_SET_COLORLABEL_VALUE(msginfo->flags, labelcolor);
3546
3547         color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
3548         ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
3549         prev_style = gtk_ctree_node_get_row_style(ctree, node);
3550
3551         if (color_index < 0 || color_index >= N_COLOR_LABELS) {
3552                 if (!prev_style) return;
3553                 style = gtk_style_copy(prev_style);
3554                 color = ctree_style->fg[GTK_STATE_NORMAL];
3555                 style->fg[GTK_STATE_NORMAL] = color;
3556                 color = ctree_style->fg[GTK_STATE_SELECTED];
3557                 style->fg[GTK_STATE_SELECTED] = color;
3558         } else {
3559                 if (prev_style)
3560                         style = gtk_style_copy(prev_style);
3561                 else
3562                         style = gtk_style_copy(ctree_style);
3563                 color = colorlabel_get_color(color_index);
3564                 style->fg[GTK_STATE_NORMAL] = color;
3565                 /* get the average of label color and selected fg color
3566                    for visibility */
3567                 style->fg[GTK_STATE_SELECTED].red   = (color.red   + ctree_style->fg[GTK_STATE_SELECTED].red  ) / 2;
3568                 style->fg[GTK_STATE_SELECTED].green = (color.green + ctree_style->fg[GTK_STATE_SELECTED].green) / 2;
3569                 style->fg[GTK_STATE_SELECTED].blue  = (color.blue  + ctree_style->fg[GTK_STATE_SELECTED].blue ) / 2;
3570         }
3571
3572         gtk_ctree_node_set_row_style(ctree, node, style);
3573 }
3574
3575 void summary_set_colorlabel(SummaryView *summaryview, guint labelcolor,
3576                             GtkWidget *widget)
3577 {
3578         GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
3579         GtkCList *clist = GTK_CLIST(summaryview->ctree);
3580         GList *cur;
3581
3582         for (cur = clist->selection; cur != NULL; cur = cur->next)
3583                 summary_set_colorlabel_color(ctree, GTK_CTREE_NODE(cur->data),
3584                                              labelcolor);
3585 }
3586
3587 static void summary_colorlabel_menu_item_activate_item_cb(GtkMenuItem *menu_item,
3588                                                           gpointer data)
3589 {
3590         SummaryView *summaryview;
3591         GtkMenuShell *menu;
3592         GtkCheckMenuItem **items;
3593         gint n;
3594         GList *cur, *sel;
3595
3596         summaryview = (SummaryView *)data;
3597         g_return_if_fail(summaryview != NULL);
3598
3599         sel = GTK_CLIST(summaryview->ctree)->selection;
3600         if (!sel) return;
3601
3602         menu = GTK_MENU_SHELL(summaryview->colorlabel_menu);
3603         g_return_if_fail(menu != NULL);
3604
3605         Xalloca(items, (N_COLOR_LABELS + 1) * sizeof(GtkWidget *), return);
3606
3607         /* NOTE: don't return prematurely because we set the "dont_toggle"
3608          * state for check menu items */
3609         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
3610                             GINT_TO_POINTER(1));
3611
3612         /* clear items. get item pointers. */
3613         for (n = 0, cur = menu->children; cur != NULL; cur = cur->next) {
3614                 if (GTK_IS_CHECK_MENU_ITEM(cur->data)) {
3615                         gtk_check_menu_item_set_state
3616                                 (GTK_CHECK_MENU_ITEM(cur->data), FALSE);
3617                         items[n] = GTK_CHECK_MENU_ITEM(cur->data);
3618                         n++;
3619                 }
3620         }
3621
3622         if (n == (N_COLOR_LABELS + 1)) {
3623                 /* iterate all messages and set the state of the appropriate
3624                  * items */
3625                 for (; sel != NULL; sel = sel->next) {
3626                         MsgInfo *msginfo;
3627                         gint clabel;
3628
3629                         msginfo = gtk_ctree_node_get_row_data
3630                                 (GTK_CTREE(summaryview->ctree),
3631                                  GTK_CTREE_NODE(sel->data));
3632                         if (msginfo) {
3633                                 clabel = MSG_GET_COLORLABEL_VALUE(msginfo->flags);
3634                                 if (!items[clabel]->active)
3635                                         gtk_check_menu_item_set_state
3636                                                 (items[clabel], TRUE);
3637                         }
3638                 }
3639         } else
3640                 g_warning("invalid number of color elements (%d)\n", n);
3641
3642         /* reset "dont_toggle" state */
3643         gtk_object_set_data(GTK_OBJECT(menu), "dont_toggle",
3644                             GINT_TO_POINTER(0));
3645 }
3646
3647 static void summary_colorlabel_menu_create(SummaryView *summaryview)
3648 {
3649         GtkWidget *label_menuitem;
3650         GtkWidget *menu;
3651         GtkWidget *item;
3652         gint i;
3653
3654         label_menuitem = gtk_item_factory_get_item(summaryview->popupfactory,
3655                                                    "/Color label");
3656         gtk_signal_connect(GTK_OBJECT(label_menuitem), "activate",
3657                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_item_cb),
3658                            summaryview);
3659         gtk_widget_show(label_menuitem);
3660
3661         menu = gtk_menu_new();
3662
3663         /* create sub items. for the menu item activation callback we pass the
3664          * index of label_colors[] as data parameter. for the None color we
3665          * pass an invalid (high) value. also we attach a data pointer so we
3666          * can always get back the SummaryView pointer. */
3667
3668         item = gtk_check_menu_item_new_with_label(_("None"));
3669         gtk_menu_append(GTK_MENU(menu), item);
3670         gtk_signal_connect(GTK_OBJECT(item), "activate",
3671                            GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
3672                            GUINT_TO_POINTER(0));
3673         gtk_object_set_data(GTK_OBJECT(item), "summaryview", summaryview);
3674         gtk_widget_show(item);
3675
3676         item = gtk_menu_item_new();
3677         gtk_menu_append(GTK_MENU(menu), item);
3678         gtk_widget_show(item);
3679
3680         /* create pixmap/label menu items */
3681         for (i = 0; i < N_COLOR_LABELS; i++) {
3682                 item = colorlabel_create_check_color_menu_item(i);
3683                 gtk_menu_append(GTK_MENU(menu), item);
3684                 gtk_signal_connect(GTK_OBJECT(item), "activate",
3685                                    GTK_SIGNAL_FUNC(summary_colorlabel_menu_item_activate_cb),
3686                                    GUINT_TO_POINTER(i + 1));
3687                 gtk_object_set_data(GTK_OBJECT(item), "summaryview",
3688                                     summaryview);
3689                 gtk_widget_show(item);
3690         }
3691
3692         gtk_widget_show(menu);
3693         gtk_menu_item_set_submenu(GTK_MENU_ITEM(label_menuitem), menu);
3694         summaryview->colorlabel_menu = menu;
3695 }
3696
3697 static GtkWidget *summary_ctree_create(SummaryView *summaryview)
3698 {
3699         GtkWidget *ctree;
3700         gint *col_pos = summaryview->col_pos;
3701         SummaryColumnState *col_state;
3702         const gchar *titles[N_SUMMARY_COLS];
3703         SummaryColumnType type;
3704         gint pos;
3705
3706         col_state = prefs_summary_column_get_config();
3707         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
3708                 summaryview->col_state[pos] = col_state[pos];
3709                 type = col_state[pos].type;
3710                 col_pos[type] = pos;
3711
3712                 switch (type) {
3713                 case S_COL_NUMBER:
3714                 case S_COL_DATE:
3715                 case S_COL_FROM:
3716                 case S_COL_SUBJECT:
3717                 case S_COL_SCORE:
3718                         if (prefs_common.trans_hdr)
3719                                 titles[pos] = gettext(col_label[type]);
3720                         else
3721                                 titles[pos] = col_label[type];
3722                         break;
3723                 default:
3724                         titles[pos] = gettext(col_label[type]);
3725                 }
3726         }
3727         col_state = summaryview->col_state;
3728
3729         ctree = gtk_sctree_new_with_titles
3730                 (N_SUMMARY_COLS, col_pos[S_COL_SUBJECT], (gchar **)titles);
3731
3732         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_EXTENDED);
3733         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MARK],
3734                                            GTK_JUSTIFY_CENTER);
3735         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
3736                                            GTK_JUSTIFY_CENTER);
3737         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_MIME],
3738                                            GTK_JUSTIFY_CENTER);
3739         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
3740                                            GTK_JUSTIFY_RIGHT);
3741         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
3742                                            GTK_JUSTIFY_RIGHT);
3743         gtk_clist_set_column_justification(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
3744                                            GTK_JUSTIFY_RIGHT);
3745         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MARK],
3746                                    SUMMARY_COL_MARK_WIDTH);
3747         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_UNREAD],
3748                                    SUMMARY_COL_UNREAD_WIDTH);
3749         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_MIME],
3750                                    SUMMARY_COL_MIME_WIDTH);
3751         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SUBJECT],
3752                                    prefs_common.summary_col_size[S_COL_SUBJECT]);
3753         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_FROM],
3754                                    prefs_common.summary_col_size[S_COL_FROM]);
3755         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_DATE],
3756                                    prefs_common.summary_col_size[S_COL_DATE]);
3757         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SIZE],
3758                                    prefs_common.summary_col_size[S_COL_SIZE]);
3759         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_NUMBER],
3760                                    prefs_common.summary_col_size[S_COL_NUMBER]);
3761         gtk_clist_set_column_width(GTK_CLIST(ctree), col_pos[S_COL_SCORE],
3762                                    prefs_common.summary_col_size[S_COL_SCORE]);
3763         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
3764         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
3765                                      GTK_CTREE_EXPANDER_SQUARE);
3766 #if 0
3767         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
3768         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
3769                                      GTK_CTREE_EXPANDER_TRIANGLE);
3770 #endif
3771         gtk_ctree_set_indent(GTK_CTREE(ctree), 16);
3772         gtk_object_set_user_data(GTK_OBJECT(ctree), summaryview);
3773
3774         for (pos = 0; pos < N_SUMMARY_COLS; pos++) {
3775                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[pos].button,
3776                                        GTK_CAN_FOCUS);
3777                 gtk_clist_set_column_visibility
3778                         (GTK_CLIST(ctree), pos, col_state[pos].visible);
3779         }
3780
3781         /* connect signal to the buttons for sorting */
3782 #define CLIST_BUTTON_SIGNAL_CONNECT(col, func) \
3783         gtk_signal_connect \
3784                 (GTK_OBJECT(GTK_CLIST(ctree)->column[col_pos[col]].button), \
3785                  "clicked", \
3786                  GTK_SIGNAL_FUNC(func), \
3787                  summaryview)
3788
3789         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MARK   , summary_mark_clicked);
3790         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_UNREAD , summary_unread_clicked);
3791         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_MIME   , summary_mime_clicked);
3792         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_NUMBER , summary_num_clicked);
3793         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SIZE   , summary_size_clicked);
3794         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_DATE   , summary_date_clicked);
3795         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_FROM   , summary_from_clicked);
3796         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SUBJECT, summary_subject_clicked);
3797         CLIST_BUTTON_SIGNAL_CONNECT(S_COL_SCORE,   summary_score_clicked);
3798
3799 #undef CLIST_BUTTON_SIGNAL_CONNECT
3800
3801         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
3802                            GTK_SIGNAL_FUNC(summary_selected), summaryview);
3803         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
3804                            GTK_SIGNAL_FUNC(summary_button_pressed),
3805                            summaryview);
3806         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
3807                            GTK_SIGNAL_FUNC(summary_button_released),
3808                            summaryview);
3809         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
3810                            GTK_SIGNAL_FUNC(summary_key_pressed), summaryview);
3811         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
3812                            GTK_SIGNAL_FUNC(summary_col_resized), summaryview);
3813         gtk_signal_connect(GTK_OBJECT(ctree), "open_row",
3814                            GTK_SIGNAL_FUNC(summary_open_row), summaryview);
3815
3816         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
3817                                  GTK_SIGNAL_FUNC(summary_tree_expanded),
3818                                  summaryview);
3819         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
3820                                  GTK_SIGNAL_FUNC(summary_tree_collapsed),
3821                                  summaryview);
3822
3823         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
3824                            GTK_SIGNAL_FUNC(summary_start_drag),
3825                            summaryview);
3826         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
3827                            GTK_SIGNAL_FUNC(summary_drag_data_get),
3828                            summaryview);
3829
3830         return ctree;
3831 }
3832
3833 void summary_set_column_order(SummaryView *summaryview)
3834 {
3835         GtkWidget *ctree;
3836         GtkWidget *scrolledwin = summaryview->scrolledwin;
3837         GtkWidget *pixmap;
3838         FolderItem *item;
3839
3840         item = summaryview->folder_item;
3841         summary_clear_all(summaryview);
3842         gtk_widget_destroy(summaryview->ctree);
3843
3844         summaryview->ctree = ctree = summary_ctree_create(summaryview);
3845         pixmap = gtk_pixmap_new(clipxpm, clipxpmmask);
3846         gtk_clist_set_column_widget(GTK_CLIST(ctree),
3847                                     summaryview->col_pos[S_COL_MIME], pixmap);
3848         gtk_widget_show(pixmap);
3849         gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
3850                                             GTK_CLIST(ctree)->hadjustment);
3851         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
3852                                             GTK_CLIST(ctree)->vadjustment);
3853         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
3854         gtk_widget_show(ctree);
3855
3856         summary_show(summaryview, item, FALSE);
3857 }
3858
3859
3860 /* callback functions */
3861
3862 static void summary_toggle_pressed(GtkWidget *eventbox, GdkEventButton *event,
3863                                    SummaryView *summaryview)
3864 {
3865         if (!event)
3866                 return;
3867
3868         if (!summaryview->msg_is_toggled_on && summaryview->selected)
3869                 summary_display_msg(summaryview, summaryview->selected, FALSE);
3870         else
3871                 summary_toggle_view(summaryview);
3872 }
3873
3874 static void summary_button_pressed(GtkWidget *ctree, GdkEventButton *event,
3875                                    SummaryView *summaryview)
3876 {
3877         if (!event) return;
3878
3879         if (event->button == 3) {
3880                 /* right clicked */
3881                 gtk_menu_popup(GTK_MENU(summaryview->popupmenu), NULL, NULL,
3882                                NULL, NULL, event->button, event->time);
3883         } else if (event->button == 2) {
3884                 summaryview->display_msg = TRUE;
3885         } else if (event->button == 1) {
3886                 if (!prefs_common.emulate_emacs &&
3887                     summaryview->msg_is_toggled_on)
3888                         summaryview->display_msg = TRUE;
3889         }
3890 }
3891
3892 static void summary_button_released(GtkWidget *ctree, GdkEventButton *event,
3893                                     SummaryView *summaryview)
3894 {
3895 }
3896
3897 void summary_pass_key_press_event(SummaryView *summaryview, GdkEventKey *event)
3898 {
3899         summary_key_pressed(summaryview->ctree, event, summaryview);
3900 }
3901
3902 #define BREAK_ON_MODIFIER_KEY() \
3903         if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
3904
3905 #define RETURN_IF_LOCKED() \
3906         if (summaryview->mainwin->lock_count) return
3907
3908 #define KEY_PRESS_EVENT_STOP() \
3909         if (gtk_signal_n_emissions_by_name \
3910                 (GTK_OBJECT(ctree), "key_press_event") > 0) { \
3911                 gtk_signal_emit_stop_by_name(GTK_OBJECT(ctree), \
3912                                              "key_press_event"); \
3913         }
3914
3915 static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
3916                                 SummaryView *summaryview)
3917 {
3918         GtkCTree *ctree = GTK_CTREE(widget);
3919         GtkCTreeNode *node;
3920         FolderItem *to_folder;
3921
3922         if (summary_is_locked(summaryview)) return;
3923         if (!event) return;
3924
3925         switch (event->keyval) {
3926         case GDK_g:             /* Go */
3927         case GDK_G:
3928                 RETURN_IF_LOCKED();
3929                 BREAK_ON_MODIFIER_KEY();
3930                 KEY_PRESS_EVENT_STOP();
3931                 to_folder = foldersel_folder_sel(NULL, NULL);
3932                 if (to_folder) {
3933                         debug_print(_("Go to %s\n"), to_folder->path);
3934                         folderview_select(summaryview->folderview, to_folder);
3935                 }
3936                 return;
3937         case GDK_w:             /* Write new message */
3938                 BREAK_ON_MODIFIER_KEY();
3939                 if (summaryview->folder_item) {
3940                         PrefsAccount *ac;
3941                         ac = summaryview->folder_item->folder->account;
3942                         if (ac && ac->protocol == A_NNTP)
3943                                 compose_new_with_recipient