src/folderview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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/gtkwidget.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkctree.h>
  27 #include <gtk/gtkcontainer.h>
  28 #include <gtk/gtkclist.h>
  29 #include <gtk/gtkstyle.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtkmain.h>
  32 #include <gtk/gtkstatusbar.h>
  33 #include <gtk/gtkmenu.h>
  34 #include <gtk/gtkmenuitem.h>
  35 #include <gtk/gtkitemfactory.h>
  36 #include <stdio.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39
  40 #include "intl.h"
  41 #include "main.h"
  42 #include "mainwindow.h"
  43 #include "folderview.h"
  44 #include "summaryview.h"
  45 #include "summary_search.h"
  46 #include "inputdialog.h"
  47 #include "grouplistdialog.h"
  48 #include "manage_window.h"
  49 #include "alertpanel.h"
  50 #include "menu.h"
  51 #include "stock_pixmap.h"
  52 #include "procmsg.h"
  53 #include "utils.h"
  54 #include "gtkutils.h"
  55 #include "prefs_common.h"
  56 #include "prefs_account.h"
  57 #include "prefs_filtering.h"
  58 #include "prefs_folder_item.h"
  59 #include "account.h"
  60 #include "folder.h"
  61 #include "foldersel.h"
  62 #include "inc.h"
  63 #include "statusbar.h"
  64 #include "hooks.h"
  65
  66 typedef enum
  67 {
  68         COL_FOLDER      = 0,
  69         COL_NEW         = 1,
  70         COL_UNREAD      = 2,
  71         COL_TOTAL       = 3
  72 } FolderColumnPos;
  73
  74 #define N_FOLDER_COLS           4
  75 #define COL_FOLDER_WIDTH        150
  76 #define COL_NUM_WIDTH           32
  77
  78 static GList *folderview_list = NULL;
  79
  80 static GtkStyle *normal_style;
  81 static GtkStyle *normal_color_style;
  82 static GtkStyle *bold_style;
  83 static GtkStyle *bold_color_style;
  84 static GtkStyle *bold_tgtfold_style;
  85
  86 static GdkBitmap *inboxxpm;
  87 static GdkBitmap *inboxxpmmask;
  88 static GdkPixmap *inboxhrmxpm;
  89 static GdkBitmap *inboxhrmxpmmask;
  90 static GdkPixmap *inboxopenxpm;
  91 static GdkBitmap *inboxopenxpmmask;
  92 static GdkPixmap *inboxopenhrmxpm;
  93 static GdkBitmap *inboxopenhrmxpmmask;
  94 static GdkPixmap *outboxxpm;
  95 static GdkBitmap *outboxxpmmask;
  96 static GdkPixmap *outboxhrmxpm;
  97 static GdkBitmap *outboxhrmxpmmask;
  98 static GdkPixmap *outboxopenxpm;
  99 static GdkBitmap *outboxopenxpmmask;
 100 static GdkPixmap *outboxopenhrmxpm;
 101 static GdkBitmap *outboxopenhrmxpmmask;
 102 static GdkPixmap *folderxpm;
 103 static GdkBitmap *folderxpmmask;
 104 static GdkPixmap *folderhrmxpm;
 105 static GdkBitmap *folderhrmxpmmask;
 106 static GdkPixmap *folderopenxpm;
 107 static GdkBitmap *folderopenxpmmask;
 108 static GdkPixmap *folderopenhrmxpm;
 109 static GdkBitmap *folderopenhrmxpmmask;
 110 static GdkPixmap *trashopenxpm;
 111 static GdkBitmap *trashopenxpmmask;
 112 static GdkPixmap *trashopenhrmxpm;
 113 static GdkBitmap *trashopenhrmxpmmask;
 114 static GdkPixmap *trashxpm;
 115 static GdkBitmap *trashxpmmask;
 116 static GdkPixmap *trashhrmxpm;
 117 static GdkBitmap *trashhrmxpmmask;
 118 static GdkPixmap *queuexpm;
 119 static GdkBitmap *queuexpmmask;
 120 static GdkPixmap *queuehrmxpm;
 121 static GdkBitmap *queuehrmxpmmask;
 122 static GdkPixmap *queueopenxpm;
 123 static GdkBitmap *queueopenxpmmask;
 124 static GdkPixmap *queueopenhrmxpm;
 125 static GdkBitmap *queueopenhrmxpmmask;
 126 static GdkPixmap *newxpm;
 127 static GdkBitmap *newxpmmask;
 128 static GdkPixmap *unreadxpm;
 129 static GdkBitmap *unreadxpmmask;
 130 static GdkPixmap *draftsxpm;
 131 static GdkBitmap *draftsxpmmask;
 132 static GdkPixmap *draftsopenxpm;
 133 static GdkBitmap *draftsopenxpmmask;
 134
 135 static void folderview_select_node       (FolderView    *folderview,
 136                                           GtkCTreeNode  *node);
 137 static void folderview_set_folders       (FolderView    *folderview);
 138 static void folderview_sort_folders      (FolderView    *folderview,
 139                                           GtkCTreeNode  *root,
 140                                           Folder        *folder);
 141 static void folderview_append_folder     (FolderView    *folderview,
 142                                           Folder        *folder);
 143 static void folderview_update_node       (FolderView    *folderview,
 144                                           GtkCTreeNode  *node);
 145
 146 static GtkCTreeNode *folderview_find_by_name    (GtkCTree       *ctree,
 147                                                  GtkCTreeNode   *node,
 148                                                  const gchar    *name);
 149
 150 static gint folderview_clist_compare    (GtkCList       *clist,
 151                                          gconstpointer   ptr1,
 152                                          gconstpointer   ptr2);
 153 static gint folderview_compare_name     (gconstpointer   a,
 154                                          gconstpointer   b);
 155
 156 /* callback functions */
 157 static gboolean folderview_button_pressed       (GtkWidget      *ctree,
 158                                                  GdkEventButton *event,
 159                                                  FolderView     *folderview);
 160 static gboolean folderview_button_released      (GtkWidget      *ctree,
 161                                                  GdkEventButton *event,
 162                                                  FolderView     *folderview);
 163 static gboolean folderview_key_pressed  (GtkWidget      *widget,
 164                                          GdkEventKey    *event,
 165                                          FolderView     *folderview);
 166 static void folderview_selected         (GtkCTree       *ctree,
 167                                          GtkCTreeNode   *row,
 168                                          gint            column,
 169                                          FolderView     *folderview);
 170 static void folderview_tree_expanded    (GtkCTree       *ctree,
 171                                          GtkCTreeNode   *node,
 172                                          FolderView     *folderview);
 173 static void folderview_tree_collapsed   (GtkCTree       *ctree,
 174                                          GtkCTreeNode   *node,
 175                                          FolderView     *folderview);
 176 static void folderview_popup_close      (GtkMenuShell   *menu_shell,
 177                                          FolderView     *folderview);
 178 static void folderview_col_resized      (GtkCList       *clist,
 179                                          gint            column,
 180                                          gint            width,
 181                                          FolderView     *folderview);
 182
 183 static void folderview_update_tree_cb   (FolderView     *folderview,
 184                                          guint           action,
 185                                          GtkWidget      *widget);
 186
 187 static void mark_all_read_cb            (FolderView    *folderview,
 188                                          guint           action,
 189                                          GtkWidget      *widget);
 190 static void folderview_new_folder_cb    (FolderView     *folderview,
 191                                          guint           action,
 192                                          GtkWidget      *widget);
 193 #if 0
 194 static void folderview_new_mbox_folder_cb(FolderView *folderview,
 195                                           guint action,
 196                                           GtkWidget *widget);
 197 #endif
 198 static void folderview_rename_folder_cb (FolderView     *folderview,
 199                                          guint           action,
 200                                          GtkWidget      *widget);
 201 #if 0
 202 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
 203                                              guint action,
 204                                              GtkWidget *widget);
 205 #endif
 206 static void folderview_delete_folder_cb (FolderView     *folderview,
 207                                          guint           action,
 208                                          GtkWidget      *widget);
 209 static void folderview_remove_mailbox_cb(FolderView     *folderview,
 210                                          guint           action,
 211                                          GtkWidget      *widget);
 212
 213 static void folderview_new_imap_folder_cb(FolderView    *folderview,
 214                                           guint          action,
 215                                           GtkWidget     *widget);
 216 static void folderview_rm_imap_server_cb (FolderView    *folderview,
 217                                           guint          action,
 218                                           GtkWidget     *widget);
 219
 220 static void folderview_new_news_group_cb(FolderView     *folderview,
 221                                          guint           action,
 222                                          GtkWidget      *widget);
 223 static void folderview_rm_news_group_cb (FolderView     *folderview,
 224                                          guint           action,
 225                                          GtkWidget      *widget);
 226 static void folderview_rm_news_server_cb(FolderView     *folderview,
 227                                          guint           action,
 228                                          GtkWidget      *widget);
 229
 230 static void folderview_search_cb        (FolderView     *folderview,
 231                                          guint           action,
 232                                          GtkWidget      *widget);
 233
 234 static void folderview_property_cb      (FolderView     *folderview,
 235                                          guint           action,
 236                                          GtkWidget      *widget);
 237
 238 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
 239                                           GdkDragContext *context,
 240                                           gint            x,
 241                                           gint            y,
 242                                           guint           time,
 243                                           FolderView     *folderview);
 244 static void folderview_drag_leave_cb     (GtkWidget        *widget,
 245                                           GdkDragContext   *context,
 246                                           guint             time,
 247                                           FolderView       *folderview);
 248 static void folderview_drag_received_cb  (GtkWidget        *widget,
 249                                           GdkDragContext   *drag_context,
 250                                           gint              x,
 251                                           gint              y,
 252                                           GtkSelectionData *data,
 253                                           guint             info,
 254                                           guint             time,
 255                                           FolderView       *folderview);
 256 static void folderview_start_drag        (GtkWidget *widget, gint button, GdkEvent *event,
 257                                           FolderView       *folderview);
 258 static void folderview_drag_data_get     (GtkWidget        *widget,
 259                                           GdkDragContext   *drag_context,
 260                                           GtkSelectionData *selection_data,
 261                                           guint             info,
 262                                           guint             time,
 263                                           FolderView       *folderview);
 264 static void folderview_drag_end_cb       (GtkWidget        *widget,
 265                                           GdkDragContext   *drag_context,
 266                                           FolderView       *folderview);
 267
 268 void folderview_create_folder_node       (FolderView       *folderview,
 269                                           FolderItem       *item);
 270 gboolean folderview_update_folder        (gpointer          source,
 271                                           gpointer          userdata);
 272 gboolean folderview_update_item          (gpointer          source,
 273                                           gpointer          data);
 274
 275 static void folderview_processing_cb(FolderView *folderview, guint action,
 276                                      GtkWidget *widget);
 277 static void folderview_move_to(FolderView *folderview, FolderItem *from_folder,
 278                                FolderItem *to_folder);
 279 static void folderview_move_to_cb(FolderView *folderview);
 280
 281 #if 0
 282 static GtkItemFactoryEntry folderview_mbox_popup_entries[] =
 283 {
 284         {N_("/Create _new folder..."),  NULL, folderview_new_mbox_folder_cb,    0, NULL},
 285         {N_("/_Rename folder..."),      NULL, folderview_rename_mbox_folder_cb, 0, NULL},
 286         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 287         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 288         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 289         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 290         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 291         {N_("/_Properties..."),         NULL, NULL, 0, NULL},
 292         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 293         {N_("/_Scoring..."),            NULL, folderview_scoring_cb, 0, NULL}
 294 };
 295 #endif
 296
 297 static GtkItemFactoryEntry folderview_mail_popup_entries[] =
 298 {
 299         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 300         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 301         {N_("/Create _new folder..."),  NULL, folderview_new_folder_cb,    0, NULL},
 302         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb, 0, NULL},
 303         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 304         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 305         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 306         {N_("/_Check for new messages"),
 307                                         NULL, folderview_update_tree_cb, 0, NULL},
 308         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 309         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 310         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 311         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 312         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 313         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 314         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 315 };
 316
 317 static GtkItemFactoryEntry folderview_imap_popup_entries[] =
 318 {
 319         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 320         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 321         {N_("/Create _new folder..."),  NULL, folderview_new_imap_folder_cb, 0, NULL},
 322         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb,   0, NULL},
 323         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 324         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb,   0, NULL},
 325         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 326         {N_("/_Check for new messages"),
 327                                         NULL, folderview_update_tree_cb, 0, NULL},
 328         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 329         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 330         {N_("/Remove _IMAP4 account"),  NULL, folderview_rm_imap_server_cb, 0, NULL},
 331         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 332         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 333         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 334         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 335 };
 336
 337 static GtkItemFactoryEntry folderview_news_popup_entries[] =
 338 {
 339         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 340         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 341         {N_("/_Subscribe to newsgroup..."),
 342                                         NULL, folderview_new_news_group_cb, 0, NULL},
 343         {N_("/_Remove newsgroup"),      NULL, folderview_rm_news_group_cb, 0, NULL},
 344         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 345         {N_("/_Check for new messages"),
 346                                         NULL, folderview_update_tree_cb, 0, NULL},
 347         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 348         {N_("/Remove _news account"),   NULL, folderview_rm_news_server_cb, 0, NULL},
 349         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 350         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 351         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 352         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 353 };
 354
 355 GtkTargetEntry folderview_drag_types[] =
 356 {
 357         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
 358 };
 359
 360 FolderView *folderview_create(void)
 361 {
 362         FolderView *folderview;
 363         GtkWidget *scrolledwin;
 364         GtkWidget *ctree;
 365         gchar *titles[N_FOLDER_COLS];
 366         GtkWidget *mail_popup;
 367         GtkWidget *news_popup;
 368         GtkWidget *imap_popup;
 369 #if 0
 370         GtkWidget *mbox_popup;
 371 #endif
 372         GtkItemFactory *mail_factory;
 373         GtkItemFactory *news_factory;
 374         GtkItemFactory *imap_factory;
 375 #if 0
 376         GtkItemFactory *mbox_factory;
 377 #endif
 378         gint n_entries;
 379         gint i;
 380
 381         debug_print("Creating folder view...\n");
 382         folderview = g_new0(FolderView, 1);
 383
 384         titles[COL_FOLDER] = _("Folder");
 385         titles[COL_NEW]    = _("New");
 386         titles[COL_UNREAD] = _("Unread");
 387         titles[COL_TOTAL]  = _("#");
 388
 389         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 390         gtk_scrolled_window_set_policy
 391                 (GTK_SCROLLED_WINDOW(scrolledwin),
 392                  GTK_POLICY_AUTOMATIC,
 393                  prefs_common.folderview_vscrollbar_policy);
 394         gtk_widget_set_size_request(scrolledwin,
 395                              prefs_common.folderview_width,
 396                              prefs_common.folderview_height);
 397
 398         ctree = gtk_sctree_new_with_titles(N_FOLDER_COLS, COL_FOLDER, titles);
 399
 400         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 401         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
 402 #ifndef CLAWS /* text instead of pixmaps */
 403         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_NEW,
 404                                            GTK_JUSTIFY_RIGHT);
 405         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_UNREAD,
 406                                            GTK_JUSTIFY_RIGHT);
 407 #endif
 408         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_TOTAL,
 409                                            GTK_JUSTIFY_RIGHT);
 410         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_FOLDER,
 411                                    prefs_common.folder_col_folder);
 412         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_NEW,
 413                                    prefs_common.folder_col_new);
 414         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_UNREAD,
 415                                    prefs_common.folder_col_unread);
 416         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_TOTAL,
 417                                    prefs_common.folder_col_total);
 418         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 419         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 420                                      GTK_CTREE_EXPANDER_SQUARE);
 421         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
 422         gtk_clist_set_compare_func(GTK_CLIST(ctree), folderview_clist_compare);
 423
 424         /* don't let title buttons take key focus */
 425         for (i = 0; i < N_FOLDER_COLS; i++)
 426                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
 427                                        GTK_CAN_FOCUS);
 428
 429         /* popup menu */
 430         n_entries = sizeof(folderview_mail_popup_entries) /
 431                 sizeof(folderview_mail_popup_entries[0]);
 432         mail_popup = menu_create_items(folderview_mail_popup_entries,
 433                                        n_entries,
 434                                        "<MailFolder>", &mail_factory,
 435                                        folderview);
 436         n_entries = sizeof(folderview_imap_popup_entries) /
 437                 sizeof(folderview_imap_popup_entries[0]);
 438         imap_popup = menu_create_items(folderview_imap_popup_entries,
 439                                        n_entries,
 440                                        "<IMAPFolder>", &imap_factory,
 441                                        folderview);
 442         n_entries = sizeof(folderview_news_popup_entries) /
 443                 sizeof(folderview_news_popup_entries[0]);
 444         news_popup = menu_create_items(folderview_news_popup_entries,
 445                                        n_entries,
 446                                        "<NewsFolder>", &news_factory,
 447                                        folderview);
 448 #if 0
 449         n_entries = sizeof(folderview_mbox_popup_entries) /
 450                 sizeof(folderview_mbox_popup_entries[0]);
 451         mbox_popup = menu_create_items(folderview_mbox_popup_entries,
 452                                        n_entries,
 453                                        "<MboxFolder>", &mbox_factory,
 454                                        folderview);
 455 #endif
 456
 457         g_signal_connect(G_OBJECT(ctree), "key_press_event",
 458                          G_CALLBACK(folderview_key_pressed),
 459                          folderview);
 460         g_signal_connect(G_OBJECT(ctree), "button_press_event",
 461                          G_CALLBACK(folderview_button_pressed),
 462                          folderview);
 463         g_signal_connect(G_OBJECT(ctree), "button_release_event",
 464                          G_CALLBACK(folderview_button_released),
 465                          folderview);
 466         g_signal_connect(G_OBJECT(ctree), "tree_select_row",
 467                          G_CALLBACK(folderview_selected), folderview);
 468         g_signal_connect(G_OBJECT(ctree), "start_drag",
 469                          G_CALLBACK(folderview_start_drag), folderview);
 470         g_signal_connect(G_OBJECT(ctree), "drag_data_get",
 471                          G_CALLBACK(folderview_drag_data_get),
 472                          folderview);
 473
 474         g_signal_connect_after(G_OBJECT(ctree), "tree_expand",
 475                                G_CALLBACK(folderview_tree_expanded),
 476                                folderview);
 477         g_signal_connect_after(G_OBJECT(ctree), "tree_collapse",
 478                                G_CALLBACK(folderview_tree_collapsed),
 479                                folderview);
 480
 481         g_signal_connect(G_OBJECT(ctree), "resize_column",
 482                          G_CALLBACK(folderview_col_resized),
 483                          folderview);
 484
 485         g_signal_connect(G_OBJECT(mail_popup), "selection_done",
 486                          G_CALLBACK(folderview_popup_close),
 487                          folderview);
 488         g_signal_connect(G_OBJECT(imap_popup), "selection_done",
 489                          G_CALLBACK(folderview_popup_close),
 490                          folderview);
 491         g_signal_connect(G_OBJECT(news_popup), "selection_done",
 492                          G_CALLBACK(folderview_popup_close),
 493                          folderview);
 494 #if 0
 495         g_signal_connect(G_OBJECT(mbox_popup), "selection_done",
 496                          G_CALLBACK(folderview_popup_close),
 497                          folderview);
 498 #endif
 499
 500         /* drop callback */
 501         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL & ~GTK_DEST_DEFAULT_HIGHLIGHT,
 502                           summary_drag_types, 1,
 503                           GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_DEFAULT);
 504         g_signal_connect(G_OBJECT(ctree), "drag_motion",
 505                          G_CALLBACK(folderview_drag_motion_cb),
 506                          folderview);
 507         g_signal_connect(G_OBJECT(ctree), "drag_leave",
 508                          G_CALLBACK(folderview_drag_leave_cb),
 509                          folderview);
 510         g_signal_connect(G_OBJECT(ctree), "drag_data_received",
 511                          G_CALLBACK(folderview_drag_received_cb),
 512                          folderview);
 513         g_signal_connect(G_OBJECT(ctree), "drag_end",
 514                          G_CALLBACK(folderview_drag_end_cb),
 515                          folderview);
 516
 517         folderview->scrolledwin  = scrolledwin;
 518         folderview->ctree        = ctree;
 519         folderview->mail_popup   = mail_popup;
 520         folderview->mail_factory = mail_factory;
 521         folderview->imap_popup   = imap_popup;
 522         folderview->imap_factory = imap_factory;
 523         folderview->news_popup   = news_popup;
 524         folderview->news_factory = news_factory;
 525 #if 0
 526         folderview->mbox_popup   = mbox_popup;
 527         folderview->mbox_factory = mbox_factory;
 528 #endif
 529
 530         folderview->folder_update_callback_id =
 531                 hooks_register_hook(FOLDER_UPDATE_HOOKLIST, folderview_update_folder, (gpointer) folderview);
 532         folderview->folder_item_update_callback_id =
 533                 hooks_register_hook(FOLDER_ITEM_UPDATE_HOOKLIST, folderview_update_item, (gpointer) folderview);
 534
 535         gtk_widget_show_all(scrolledwin);
 536
 537         folderview->target_list = gtk_target_list_new(folderview_drag_types, 1);
 538         folderview_list = g_list_append(folderview_list, folderview);
 539
 540         return folderview;
 541 }
 542
 543 void folderview_init(FolderView *folderview)
 544 {
 545         static GdkFont *boldfont = NULL;
 546         static GdkFont *normalfont = NULL;
 547         GtkWidget *ctree = folderview->ctree;
 548         GtkWidget *label_new;
 549         GtkWidget *label_unread;
 550         GtkWidget *hbox_new;
 551         GtkWidget *hbox_unread;
 552
 553         gtk_widget_realize(ctree);
 554         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE, &inboxxpm, &inboxxpmmask);
 555         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE_HRM, &inboxhrmxpm, &inboxhrmxpmmask);
 556         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN, &inboxopenxpm, &inboxopenxpmmask);
 557         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN_HRM, &inboxopenhrmxpm, &inboxopenhrmxpmmask);
 558         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE, &outboxxpm, &outboxxpmmask);
 559         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE_HRM, &outboxhrmxpm, &outboxhrmxpmmask);
 560         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN, &outboxopenxpm, &outboxopenxpmmask);
 561         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN_HRM, &outboxopenhrmxpm, &outboxopenhrmxpmmask);
 562         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE, &folderxpm, &folderxpmmask);
 563         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE_HRM, &folderhrmxpm, &folderhrmxpmmask);
 564         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN, &folderopenxpm, &folderopenxpmmask);
 565         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN_HRM, &folderopenhrmxpm, &folderopenhrmxpmmask);
 566         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN, &trashopenxpm, &trashopenxpmmask);
 567         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN_HRM, &trashopenhrmxpm, &trashopenhrmxpmmask);
 568         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE, &trashxpm, &trashxpmmask);
 569         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE_HRM, &trashhrmxpm, &trashhrmxpmmask);
 570         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE, &queuexpm, &queuexpmmask);
 571         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE_HRM, &queuehrmxpm, &queuehrmxpmmask);
 572         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN, &queueopenxpm, &queueopenxpmmask);
 573         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN_HRM, &queueopenhrmxpm, &queueopenhrmxpmmask);
 574         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DRAFTS_CLOSE, &draftsxpm, &draftsxpmmask);
 575         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DRAFTS_OPEN, &draftsopenxpm, &draftsopenxpmmask);
 576
 577         /* CLAWS: titles for "New" and "Unread" show new & unread pixmaps
 578          * instead text (text overflows making them unreadable and ugly) */
 579         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW,
 580                          &newxpm, &newxpmmask);
 581         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD,
 582                          &unreadxpm, &unreadxpmmask);
 583
 584         label_new = gtk_pixmap_new(newxpm, newxpmmask);
 585         label_unread = gtk_pixmap_new(unreadxpm, unreadxpmmask);
 586
 587         hbox_new = gtk_hbox_new(FALSE, 4);
 588         hbox_unread = gtk_hbox_new(FALSE, 4);
 589
 590         /* left justified */
 591         gtk_box_pack_start(GTK_BOX(hbox_new),label_new,FALSE,FALSE,0);
 592         gtk_box_pack_start(GTK_BOX(hbox_unread),label_unread,FALSE,FALSE,0);
 593
 594         gtk_widget_show_all(hbox_new);
 595         gtk_widget_show_all(hbox_unread);
 596
 597         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_NEW,hbox_new);
 598         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_UNREAD,hbox_unread);
 599
 600         if (!normal_style) {
 601                 PangoFontDescription *font_desc;
 602                 normal_style = gtk_style_copy(gtk_widget_get_style(ctree));
 603                 font_desc = pango_font_description_from_string(NORMAL_FONT);
 604                 if (font_desc) {
 605                         if (normal_style->font_desc)
 606                                 pango_font_description_free
 607                                         (normal_style->font_desc);
 608                         normal_style->font_desc = font_desc;
 609                 }
 610                 normal_color_style = gtk_style_copy(normal_style);
 611                 normal_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 612         }
 613
 614         if (!bold_style) {
 615                 PangoFontDescription *font_desc;
 616                 bold_style = gtk_style_copy(gtk_widget_get_style(ctree));
 617                 font_desc = pango_font_description_from_string(prefs_common.boldfont);
 618                 if (font_desc) {
 619                         if (bold_style->font_desc)
 620                                 pango_font_description_free
 621                                         (bold_style->font_desc);
 622                         bold_style->font_desc = font_desc;
 623                 }
 624                 bold_color_style = gtk_style_copy(bold_style);
 625                 bold_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 626
 627                 bold_tgtfold_style = gtk_style_copy(bold_style);
 628                 bold_tgtfold_style->fg[GTK_STATE_NORMAL] = folderview->color_op;
 629         }
 630 }
 631
 632 void folderview_set(FolderView *folderview)
 633 {
 634         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 635         MainWindow *mainwin = folderview->mainwin;
 636
 637         debug_print("Setting folder info...\n");
 638         STATUSBAR_PUSH(mainwin, _("Setting folder info..."));
 639
 640         main_window_cursor_wait(mainwin);
 641
 642         folderview->selected = NULL;
 643         folderview->opened = NULL;
 644
 645         gtk_clist_freeze(GTK_CLIST(ctree));
 646         gtk_clist_clear(GTK_CLIST(ctree));
 647         gtk_clist_thaw(GTK_CLIST(ctree));
 648         gtk_clist_freeze(GTK_CLIST(ctree));
 649
 650         folderview_set_folders(folderview);
 651
 652         gtk_clist_thaw(GTK_CLIST(ctree));
 653         main_window_cursor_normal(mainwin);
 654         STATUSBAR_POP(mainwin);
 655 }
 656
 657 void folderview_set_all(void)
 658 {
 659         GList *list;
 660
 661         for (list = folderview_list; list != NULL; list = list->next)
 662                 folderview_set((FolderView *)list->data);
 663 }
 664
 665 void folderview_select(FolderView *folderview, FolderItem *item)
 666 {
 667         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 668         GtkCTreeNode *node;
 669         GtkCTreeNode *old_selected = folderview->selected;
 670
 671         if (!item) return;
 672
 673         node = gtk_ctree_find_by_row_data(ctree, NULL, item);
 674         if (node) folderview_select_node(folderview, node);
 675
 676         if (old_selected != node)
 677                 folder_update_op_count();
 678 }
 679
 680 static void mark_all_read_cb(FolderView *folderview, guint action,
 681                              GtkWidget *widget)
 682 {
 683         if (folderview->selected)
 684                 summary_mark_all_read(folderview->summaryview);
 685 }
 686
 687 static void folderview_select_node(FolderView *folderview, GtkCTreeNode *node)
 688 {
 689         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 690
 691         g_return_if_fail(node != NULL);
 692
 693         folderview->open_folder = TRUE;
 694         gtkut_ctree_set_focus_row(ctree, node);
 695         gtk_ctree_select(ctree, node);
 696         if (folderview->summaryview->folder_item &&
 697             folderview->summaryview->folder_item->total_msgs > 0)
 698                 gtk_widget_grab_focus(folderview->summaryview->ctree);
 699         else
 700                 gtk_widget_grab_focus(folderview->ctree);
 701
 702         gtkut_ctree_expand_parent_all(ctree, node);
 703 }
 704
 705 void folderview_unselect(FolderView *folderview)
 706 {
 707         if (folderview->opened && !GTK_CTREE_ROW(folderview->opened)->children)
 708                 gtk_ctree_collapse
 709                         (GTK_CTREE(folderview->ctree), folderview->opened);
 710
 711         folderview->selected = folderview->opened = NULL;
 712 }
 713
 714 static GtkCTreeNode *folderview_find_next_unread(GtkCTree *ctree,
 715                                                  GtkCTreeNode *node)
 716 {
 717         FolderItem *item;
 718
 719         if (node)
 720                 node = gtkut_ctree_node_next(ctree, node);
 721         else
 722                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 723
 724         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 725                 item = gtk_ctree_node_get_row_data(ctree, node);
 726                 if (item && item->unread_msgs > 0 && item->stype != F_TRASH)
 727                         return node;
 728         }
 729
 730         return NULL;
 731 }
 732
 733 void folderview_select_next_unread(FolderView *folderview)
 734 {
 735         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 736         GtkCTreeNode *node = NULL;
 737
 738         if ((node = folderview_find_next_unread(ctree, folderview->opened))
 739             != NULL) {
 740                 folderview_select_node(folderview, node);
 741                 return;
 742         }
 743
 744         if (!folderview->opened ||
 745             folderview->opened == GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list))
 746                 return;
 747         /* search again from the first node */
 748         if ((node = folderview_find_next_unread(ctree, NULL)) != NULL)
 749                 folderview_select_node(folderview, node);
 750 }
 751
 752 void folderview_update_msg_num(FolderView *folderview, GtkCTreeNode *row)
 753 {
 754         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 755         static GtkCTreeNode *prev_row = NULL;
 756         FolderItem *item;
 757         gint new, unread, total;
 758         gchar *new_str, *unread_str, *total_str;
 759
 760         if (!row) return;
 761
 762         item = gtk_ctree_node_get_row_data(ctree, row);
 763         if (!item) return;
 764
 765         gtk_ctree_node_get_text(ctree, row, COL_NEW, &new_str);
 766         gtk_ctree_node_get_text(ctree, row, COL_UNREAD, &unread_str);
 767         gtk_ctree_node_get_text(ctree, row, COL_TOTAL, &total_str);
 768         new = atoi(new_str);
 769         unread = atoi(unread_str);
 770         total = atoi(total_str);
 771
 772         prev_row = row;
 773
 774         folderview_update_node(folderview, row);
 775 }
 776
 777 static void folderview_set_folders(FolderView *folderview)
 778 {
 779         GList *list;
 780
 781         list = folder_get_list();
 782
 783         for (; list != NULL; list = list->next)
 784                 folderview_append_folder(folderview, FOLDER(list->data));
 785 }
 786
 787 static void folderview_scan_tree_func(Folder *folder, FolderItem *item,
 788                                       gpointer data)
 789 {
 790         GList *list;
 791
 792         for (list = folderview_list; list != NULL; list = list->next) {
 793                 FolderView *folderview = (FolderView *)list->data;
 794                 MainWindow *mainwin = folderview->mainwin;
 795                 gchar *str;
 796
 797                 if (item->path)
 798                         str = g_strdup_printf(_("Scanning folder %s%c%s ..."),
 799                                               item->folder->name, G_DIR_SEPARATOR,
 800                                               item->path);
 801                 else
 802                         str = g_strdup_printf(_("Scanning folder %s ..."),
 803                                               item->folder->name);
 804
 805                 STATUSBAR_PUSH(mainwin, str);
 806                 STATUSBAR_POP(mainwin);
 807                 g_free(str);
 808         }
 809 }
 810
 811 static GtkWidget *label_window_create(const gchar *str)
 812 {
 813         GtkWidget *window;
 814         GtkWidget *label;
 815
 816         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 817         gtk_widget_set_size_request(window, 380, 60);
 818         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 819         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 820         gtk_window_set_title(GTK_WINDOW(window), str);
 821         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 822         gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
 823         manage_window_set_transient(GTK_WINDOW(window));
 824
 825         label = gtk_label_new(str);
 826         gtk_container_add(GTK_CONTAINER(window), label);
 827         gtk_widget_show(label);
 828
 829         gtk_widget_show_now(window);
 830
 831         return window;
 832 }
 833
 834 void folderview_rescan_tree(Folder *folder)
 835 {
 836         GtkWidget *window;
 837
 838         g_return_if_fail(folder != NULL);
 839
 840         if (!folder->klass->scan_tree) return;
 841
 842         inc_lock();
 843         window = label_window_create(_("Rebuilding folder tree..."));
 844
 845         folder_set_ui_func(folder, folderview_scan_tree_func, NULL);
 846         folder_scan_tree(folder);
 847         folder_set_ui_func(folder, NULL, NULL);
 848
 849         folderview_set_all();
 850
 851         gtk_widget_destroy(window);
 852         inc_unlock();
 853 }
 854
 855 /** folderview_check_new()
 856  *  Scan and update the folder and return the
 857  *  count the number of new messages since last check.
 858  *  \param folder the folder to check for new messages
 859  *  \return the number of new messages since last check
 860  */
 861 gint folderview_check_new(Folder *folder)
 862 {
 863         GList *list;
 864         FolderItem *item;
 865         FolderView *folderview;
 866         GtkCTree *ctree;
 867         GtkCTreeNode *node;
 868         gint new_msgs = 0;
 869         gint former_new_msgs = 0;
 870         gint former_new = 0;
 871
 872         for (list = folderview_list; list != NULL; list = list->next) {
 873                 folderview = (FolderView *)list->data;
 874                 ctree = GTK_CTREE(folderview->ctree);
 875
 876                 inc_lock();
 877                 main_window_lock(folderview->mainwin);
 878                 gtk_widget_set_sensitive(folderview->ctree, FALSE);
 879
 880                 for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 881                      node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 882                         item = gtk_ctree_node_get_row_data(ctree, node);
 883                         if (!item || !item->path || !item->folder) continue;
 884                         if (item->no_select) continue;
 885                         if (folder && folder != item->folder) continue;
 886                         if (!folder && !FOLDER_IS_LOCAL(item->folder)) continue;
 887                         if (!item->prefs->newmailcheck) continue;
 888
 889                         folderview_scan_tree_func(item->folder, item, NULL);
 890                         former_new = item->new_msgs;
 891                         if (folder_item_scan(item) < 0) {
 892                                 if (folder && !FOLDER_IS_LOCAL(folder))
 893                                         break;
 894                         }
 895                         folderview_update_node(folderview, node);
 896                         new_msgs += item->new_msgs;
 897                         former_new_msgs += former_new;
 898                 }
 899
 900                 gtk_widget_set_sensitive(folderview->ctree, TRUE);
 901                 main_window_unlock(folderview->mainwin);
 902                 inc_unlock();
 903         }
 904
 905         folder_write_list();
 906         /* Number of new messages since last check is the just the difference
 907          * between former_new_msgs and new_msgs. If new_msgs is less than
 908          * former_new_msgs, that would mean another session accessed the folder
 909          * and the result is not well defined.
 910          */
 911         new_msgs = (former_new_msgs < new_msgs ? new_msgs - former_new_msgs : 0);
 912         return new_msgs;
 913 }
 914
 915 void folderview_check_new_all(void)
 916 {
 917         GList *list;
 918         GtkWidget *window;
 919         FolderView *folderview;
 920
 921         folderview = (FolderView *)folderview_list->data;
 922
 923         inc_lock();
 924         main_window_lock(folderview->mainwin);
 925         window = label_window_create
 926                 (_("Checking for new messages in all folders..."));
 927
 928         list = folder_get_list();
 929         for (; list != NULL; list = list->next) {
 930                 Folder *folder = list->data;
 931
 932                 folderview_check_new(folder);
 933         }
 934
 935         folder_write_list();
 936         folderview_set_all();
 937
 938         gtk_widget_destroy(window);
 939         main_window_unlock(folderview->mainwin);
 940         inc_unlock();
 941 }
 942
 943 static gboolean folderview_search_new_recursive(GtkCTree *ctree,
 944                                                 GtkCTreeNode *node)
 945 {
 946         FolderItem *item;
 947
 948         if (node) {
 949                 item = gtk_ctree_node_get_row_data(ctree, node);
 950                 if (item) {
 951                         if (item->new_msgs > 0 ||
 952                             (item->stype == F_QUEUE && item->total_msgs > 0))
 953                                 return TRUE;
 954                 }
 955                 node = GTK_CTREE_ROW(node)->children;
 956         } else
 957                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 958
 959         while (node) {
 960                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 961                         return TRUE;
 962                 node = GTK_CTREE_ROW(node)->sibling;
 963         }
 964
 965         return FALSE;
 966 }
 967
 968 static gboolean folderview_have_new_children(FolderView *folderview,
 969                                              GtkCTreeNode *node)
 970 {
 971         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 972
 973         if (!node)
 974                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 975         if (!node)
 976                 return FALSE;
 977
 978         node = GTK_CTREE_ROW(node)->children;
 979
 980         while (node) {
 981                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 982                         return TRUE;
 983                 node = GTK_CTREE_ROW(node)->sibling;
 984         }
 985
 986         return FALSE;
 987 }
 988
 989 static gboolean folderview_search_unread_recursive(GtkCTree *ctree,
 990                                                    GtkCTreeNode *node)
 991 {
 992         FolderItem *item;
 993
 994         if (node) {
 995                 item = gtk_ctree_node_get_row_data(ctree, node);
 996                 if (item) {
 997                         if (item->unread_msgs > 0 ||
 998                             (item->stype == F_QUEUE && item->total_msgs > 0))
 999                                 return TRUE;
1000                 }
1001                 node = GTK_CTREE_ROW(node)->children;
1002         } else
1003                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1004
1005         while (node) {
1006                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
1007                         return TRUE;
1008                 node = GTK_CTREE_ROW(node)->sibling;
1009         }
1010
1011         return FALSE;
1012 }
1013
1014 static gboolean folderview_have_unread_children(FolderView *folderview,
1015                                                 GtkCTreeNode *node)
1016 {
1017         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1018
1019         if (!node)
1020                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1021         if (!node)
1022                 return FALSE;
1023
1024         node = GTK_CTREE_ROW(node)->children;
1025
1026         while (node) {
1027                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
1028                         return TRUE;
1029                 node = GTK_CTREE_ROW(node)->sibling;
1030         }
1031
1032         return FALSE;
1033 }
1034
1035 static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
1036 {
1037         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1038         GtkStyle *style = NULL;
1039         GtkStyle *color_style = NULL;
1040         FolderItem *item;
1041         GdkPixmap *xpm, *openxpm;
1042         GdkBitmap *mask, *openmask;
1043         gchar *name;
1044         gchar *str;
1045         gboolean add_unread_mark;
1046         gboolean use_bold, use_color;
1047
1048         item = gtk_ctree_node_get_row_data(ctree, node);
1049         g_return_if_fail(item != NULL);
1050
1051         switch (item->stype) {
1052         case F_INBOX:
1053                 if (item->hide_read_msgs) {
1054                         xpm = inboxhrmxpm;
1055                         mask = inboxhrmxpmmask;
1056                         openxpm = inboxopenhrmxpm;
1057                         openmask = inboxopenhrmxpmmask;
1058                 } else {
1059                         xpm = inboxxpm;
1060                         mask = inboxxpmmask;
1061                         openxpm = inboxopenxpm;
1062                         openmask = inboxopenxpmmask;
1063                 }
1064                 break;
1065         case F_OUTBOX:
1066                 if (item->hide_read_msgs) {
1067                         xpm = outboxhrmxpm;
1068                         mask = outboxhrmxpmmask;
1069                         openxpm = outboxopenhrmxpm;
1070                         openmask = outboxopenhrmxpmmask;
1071                 } else {
1072                         xpm = outboxxpm;
1073                         mask = outboxxpmmask;
1074                         openxpm = outboxopenxpm;
1075                         openmask = outboxopenxpmmask;
1076                 }
1077                 break;
1078         case F_QUEUE:
1079                 if (item->hide_read_msgs) {
1080                         xpm = queuehrmxpm;
1081                         mask = queuehrmxpmmask;
1082                         openxpm = queueopenhrmxpm;
1083                         openmask = queueopenhrmxpmmask;
1084                 } else {
1085                         xpm = queuexpm;
1086                         mask = queuexpmmask;
1087                         openxpm = queueopenxpm;
1088                         openmask = queueopenxpmmask;
1089                 }
1090                 break;
1091         case F_TRASH:
1092                 if (item->hide_read_msgs) {
1093                         xpm = trashhrmxpm;
1094                         mask = trashhrmxpmmask;
1095                         openxpm = trashopenhrmxpm;
1096                         openmask = trashopenhrmxpmmask;
1097                 } else {
1098                         xpm = trashxpm;
1099                         mask = trashxpmmask;
1100                         openxpm = trashopenxpm;
1101                         openmask = trashopenxpmmask;
1102                 }
1103                 break;
1104         case F_DRAFT:
1105                 xpm = draftsxpm;
1106                 mask = draftsxpmmask;
1107                 openxpm = draftsopenxpm;
1108                 openmask = draftsopenxpmmask;
1109                 break;
1110         default:
1111                 if (item->hide_read_msgs) {
1112                         xpm = folderhrmxpm;
1113                         mask = folderhrmxpmmask;
1114                         openxpm = folderopenhrmxpm;
1115                         openmask = folderopenhrmxpmmask;
1116                 } else {
1117                         xpm = folderxpm;
1118                         mask = folderxpmmask;
1119                         openxpm = folderopenxpm;
1120                         openmask = folderopenxpmmask;
1121                 }
1122         }
1123         name = folder_item_get_name(item);
1124
1125         if (!GTK_CTREE_ROW(node)->expanded &&
1126             folderview_have_unread_children(folderview, node))
1127                 add_unread_mark = TRUE;
1128         else
1129                 add_unread_mark = FALSE;
1130
1131         if (item->stype == F_QUEUE && item->total_msgs > 0 &&
1132             prefs_common.display_folder_unread) {
1133                 str = g_strdup_printf("%s (%d%s)", name, item->total_msgs,
1134                                       add_unread_mark ? "+" : "");
1135                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1136                                         xpm, mask, openxpm, openmask,
1137                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1138                 g_free(str);
1139         } else if ((item->unread_msgs > 0 || add_unread_mark) &&
1140                  prefs_common.display_folder_unread) {
1141
1142                 if (item->unread_msgs > 0)
1143                         str = g_strdup_printf("%s (%d%s%s)", name, item->unread_msgs,
1144                                               add_unread_mark ? "+" : "",
1145                                               item->unreadmarked_msgs > 0 ? "!":"");
1146                 else
1147                         str = g_strdup_printf("%s (+)", name);
1148                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1149                                         xpm, mask, openxpm, openmask,
1150                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1151                 g_free(str);
1152         } else {
1153                 str = g_strdup_printf("%s%s", name,
1154                                       item->unreadmarked_msgs > 0 ? " (!)":"");
1155
1156                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1157                                         xpm, mask, openxpm, openmask,
1158                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1159                 g_free(str);
1160         }
1161         g_free(name);
1162
1163         if (!item->parent) {
1164                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    "-");
1165                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, "-");
1166                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  "-");
1167         } else {
1168                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    itos(item->new_msgs));
1169                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, itos(item->unread_msgs));
1170                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  itos(item->total_msgs));
1171         }
1172
1173         if (item->stype == F_OUTBOX || item->stype == F_DRAFT ||
1174             item->stype == F_TRASH) {
1175                 use_bold = use_color = FALSE;
1176         } else if (item->stype == F_QUEUE) {
1177                 /* highlight queue folder if there are any messages */
1178                 use_bold = use_color = (item->total_msgs > 0);
1179         } else {
1180                 /* if unread messages exist, print with bold font */
1181                 use_bold = (item->unread_msgs > 0) || add_unread_mark;
1182                 /* if new messages exist, print with colored letter */
1183                 use_color =
1184                         (item->new_msgs > 0) ||
1185                         (add_unread_mark &&
1186                          folderview_have_new_children(folderview, node));
1187         }
1188
1189         gtk_ctree_node_set_foreground(ctree, node, NULL);
1190
1191         if (use_bold) {
1192                 if (item->prefs->color > 0 && !use_color) {
1193                         GdkColor gdk_color;
1194
1195                         gtkut_convert_int_to_gdk_color(item->prefs->color, &gdk_color);
1196                         color_style = gtk_style_copy(bold_style);
1197                         color_style->fg[GTK_STATE_NORMAL] = gdk_color;
1198                         style = color_style;
1199                 } else if (use_color)
1200                         style = bold_color_style;
1201                 else
1202                         style = bold_style;
1203                 if (item->op_count > 0) {
1204                         style = bold_tgtfold_style;
1205                 }
1206         } else if (use_color) {
1207                 style = normal_color_style;
1208                 gtk_ctree_node_set_foreground(ctree, node,
1209                                               &folderview->color_new);
1210         } else if (item->op_count > 0) {
1211                 style = bold_tgtfold_style;
1212         } else if (item->prefs->color > 0) {
1213                 GdkColor gdk_color;
1214
1215                 gtkut_convert_int_to_gdk_color(item->prefs->color, &gdk_color);
1216                 color_style = gtk_style_copy(normal_style);
1217                 color_style->fg[GTK_STATE_NORMAL] = gdk_color;
1218                 style = color_style;
1219         } else {
1220                 style = normal_style;
1221         }
1222
1223         gtk_ctree_node_set_row_style(ctree, node, style);
1224
1225         if ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
1226                 folderview_update_node(folderview, node);
1227 }
1228
1229 gboolean folderview_update_item(gpointer source, gpointer data)
1230 {
1231         FolderItemUpdateData *update_info = (FolderItemUpdateData *)source;
1232         FolderView *folderview = (FolderView *)data;
1233         GtkCTree *ctree;
1234         GtkCTreeNode *node;
1235
1236         g_return_val_if_fail(update_info != NULL, TRUE);
1237         g_return_val_if_fail(update_info->item != NULL, TRUE);
1238         g_return_val_if_fail(folderview != NULL, FALSE);
1239
1240         ctree = GTK_CTREE(folderview->ctree);
1241
1242         node = gtk_ctree_find_by_row_data(ctree, NULL, update_info->item);
1243         if (node) {
1244                 if (update_info->update_flags & F_ITEM_UPDATE_MSGCNT)
1245                         folderview_update_node(folderview, node);
1246                 if ((update_info->update_flags & F_ITEM_UPDATE_CONTENT) && (folderview->opened == node))
1247                         summary_show(folderview->summaryview, update_info->item);
1248         }
1249
1250         return FALSE;
1251 }
1252
1253 static gboolean folderview_gnode_func(GtkCTree *ctree, guint depth,
1254                                       GNode *gnode, GtkCTreeNode *cnode,
1255                                       gpointer data)
1256 {
1257         FolderView *folderview = (FolderView *)data;
1258         FolderItem *item = FOLDER_ITEM(gnode->data);
1259
1260         g_return_val_if_fail(item != NULL, FALSE);
1261
1262         gtk_ctree_node_set_row_data(ctree, cnode, item);
1263         folderview_update_node(folderview, cnode);
1264
1265         return TRUE;
1266 }
1267
1268 static void folderview_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
1269                                    gpointer data)
1270 {
1271         FolderView *folderview = (FolderView *)data;
1272         FolderItem *item;
1273
1274         if (GTK_CTREE_ROW(node)->children) {
1275                 item = gtk_ctree_node_get_row_data(ctree, node);
1276                 g_return_if_fail(item != NULL);
1277
1278                 if (!item->collapsed)
1279                         gtk_ctree_expand(ctree, node);
1280                 else
1281                         folderview_update_node(folderview, node);
1282         }
1283 }
1284
1285 #define SET_SPECIAL_FOLDER(ctree, item) \
1286 { \
1287         if (item) { \
1288                 GtkCTreeNode *node, *parent, *sibling; \
1289  \
1290                 node = gtk_ctree_find_by_row_data(ctree, root, item); \
1291                 if (!node) \
1292                         g_warning("%s not found.\n", item->path); \
1293                 else { \
1294                         parent = GTK_CTREE_ROW(node)->parent; \
1295                         if (prev && parent == GTK_CTREE_ROW(prev)->parent) \
1296                                 sibling = GTK_CTREE_ROW(prev)->sibling; \
1297                         else \
1298                                 sibling = GTK_CTREE_ROW(parent)->children; \
1299                         while (sibling) { \
1300                                 FolderItem *tmp; \
1301  \
1302                                 tmp = gtk_ctree_node_get_row_data \
1303                                         (ctree, sibling); \
1304                                 if (tmp->stype != F_NORMAL) \
1305                                         sibling = GTK_CTREE_ROW(sibling)->sibling; \
1306                                 else \
1307                                         break; \
1308                         } \
1309                         if (node != sibling) \
1310                                 gtk_ctree_move(ctree, node, parent, sibling); \
1311                 } \
1312  \
1313                 prev = node; \
1314         } \
1315 }
1316
1317 static void folderview_sort_folders(FolderView *folderview, GtkCTreeNode *root,
1318                                     Folder *folder)
1319 {
1320         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1321         GtkCTreeNode *prev = NULL;
1322
1323         gtk_sctree_sort_recursive(ctree, root);
1324
1325         if (root && GTK_CTREE_ROW(root)->parent) return;
1326
1327         SET_SPECIAL_FOLDER(ctree, folder->inbox);
1328         SET_SPECIAL_FOLDER(ctree, folder->outbox);
1329         SET_SPECIAL_FOLDER(ctree, folder->draft);
1330         SET_SPECIAL_FOLDER(ctree, folder->queue);
1331         SET_SPECIAL_FOLDER(ctree, folder->trash);
1332 }
1333
1334 static void folderview_append_folder(FolderView *folderview, Folder *folder)
1335 {
1336         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1337         GtkCTreeNode *root;
1338
1339         g_return_if_fail(folder != NULL);
1340
1341         root = gtk_ctree_insert_gnode(ctree, NULL, NULL, folder->node,
1342                                       folderview_gnode_func, folderview);
1343         gtk_ctree_pre_recursive(ctree, root, folderview_expand_func,
1344                                 folderview);
1345         folderview_sort_folders(folderview, root, folder);
1346 }
1347
1348 void folderview_new_folder(FolderView *folderview)
1349 {
1350         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1351         FolderItem *item;
1352
1353         if (!folderview->selected) return;
1354
1355         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1356         g_return_if_fail(item != NULL);
1357         g_return_if_fail(item->folder != NULL);
1358
1359         switch (FOLDER_TYPE(item->folder)) {
1360 #if 0
1361         case F_MBOX:
1362                 folderview_new_mbox_folder_cb(folderview, 0, NULL);
1363                 break;
1364 #endif
1365         case F_MH:
1366         case F_MAILDIR:
1367                 folderview_new_folder_cb(folderview, 0, NULL);
1368                 break;
1369         case F_IMAP:
1370                 folderview_new_imap_folder_cb(folderview, 0, NULL);
1371                 break;
1372         case F_NEWS:
1373         default:
1374                 break;
1375         }
1376 }
1377
1378 void folderview_rename_folder(FolderView *folderview)
1379 {
1380         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1381         FolderItem *item;
1382
1383         if (!folderview->selected) return;
1384
1385         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1386         g_return_if_fail(item != NULL);
1387         g_return_if_fail(item->folder != NULL);
1388         if (!item->path) return;
1389         if (item->stype != F_NORMAL) return;
1390
1391         switch (FOLDER_TYPE(item->folder)) {
1392 #if 0
1393         case F_MBOX:
1394                 folderview_rename_mbox_folder_cb(folderview, 0, NULL);
1395                 break;
1396 #endif
1397         case F_MH:
1398         case F_MAILDIR:
1399         case F_IMAP:
1400                 folderview_rename_folder_cb(folderview, 0, NULL);
1401                 break;
1402         case F_NEWS:
1403         default:
1404                 break;
1405         }
1406 }
1407
1408 void folderview_delete_folder(FolderView *folderview)
1409 {
1410         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1411         FolderItem *item;
1412
1413         if (!folderview->selected) return;
1414
1415         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1416         g_return_if_fail(item != NULL);
1417         g_return_if_fail(item->folder != NULL);
1418         if (!item->path) return;
1419         if (item->stype != F_NORMAL) return;
1420
1421         switch (FOLDER_TYPE(item->folder)) {
1422         case F_MH:
1423 #if 0
1424         case F_MBOX:
1425 #endif
1426         case F_MAILDIR:
1427         case F_IMAP:
1428                 folderview_delete_folder_cb(folderview, 0, NULL);
1429                 break;
1430         case F_NEWS:
1431         default:
1432                 break;
1433         }
1434 }
1435
1436
1437 /* callback functions */
1438
1439 static gboolean folderview_button_pressed(GtkWidget *ctree, GdkEventButton *event,
1440                                           FolderView *folderview)
1441 {
1442         GtkCList *clist = GTK_CLIST(ctree);
1443         gint prev_row = -1, row = -1, column = -1;
1444         FolderItem *item;
1445         Folder *folder;
1446         GtkWidget *popup;
1447         gboolean mark_all_read   = FALSE;
1448         gboolean new_folder      = FALSE;
1449         gboolean rename_folder   = FALSE;
1450         gboolean move_folder     = FALSE;
1451         gboolean delete_folder   = FALSE;
1452         gboolean update_tree     = FALSE;
1453         gboolean rescan_tree     = FALSE;
1454         gboolean remove_tree     = FALSE;
1455         gboolean search_folder   = FALSE;
1456         gboolean folder_property = FALSE;
1457         gboolean folder_processing  = FALSE;
1458         gboolean folder_scoring  = FALSE;
1459
1460         if (!event) return FALSE;
1461
1462         if (event->button == 1) {
1463                 folderview->open_folder = TRUE;
1464                 return FALSE;
1465         }
1466
1467         if (event->button == 2 || event->button == 3) {
1468                 /* right clicked */
1469                 if (clist->selection) {
1470                         GtkCTreeNode *node;
1471
1472                         node = GTK_CTREE_NODE(clist->selection->data);
1473                         if (node)
1474                                 prev_row = gtkut_ctree_get_nth_from_node
1475                                         (GTK_CTREE(ctree), node);
1476                 }
1477
1478                 if (!gtk_clist_get_selection_info(clist, event->x, event->y,
1479                                                   &row, &column))
1480                         return FALSE;
1481                 if (prev_row != row) {
1482                         gtk_clist_unselect_all(clist);
1483                         if (event->button == 2)
1484                                 folderview_select_node
1485                                         (folderview,
1486                                          gtk_ctree_node_nth(GTK_CTREE(ctree),
1487                                                             row));
1488                         else
1489                                 gtk_clist_select_row(clist, row, column);
1490                 }
1491         }
1492
1493         if (event->button != 3) return FALSE;
1494
1495         item = gtk_clist_get_row_data(clist, row);
1496         g_return_val_if_fail(item != NULL, FALSE);
1497         g_return_val_if_fail(item->folder != NULL, FALSE);
1498         folder = item->folder;
1499
1500         if (folderview->mainwin->lock_count == 0) {
1501                 new_folder = TRUE;
1502                 if (item->parent == NULL) {
1503                         update_tree = remove_tree = TRUE;
1504                         if (folder->account)
1505                                 folder_property = TRUE;
1506                 } else
1507                         mark_all_read = search_folder = folder_property = TRUE;
1508
1509                 if (FOLDER_IS_LOCAL(folder) || FOLDER_TYPE(folder) == F_IMAP /* || FOLDER_TYPE(folder) == F_MBOX */) {
1510                         if (item->parent == NULL)
1511                                 update_tree = rescan_tree = TRUE;
1512                         else if (item->stype == F_NORMAL)
1513                                 move_folder = rename_folder = delete_folder = folder_scoring = folder_processing = TRUE;
1514                         else if (item->stype == F_INBOX)
1515                                 folder_scoring = folder_processing = TRUE;
1516                         else if (item->stype == F_TRASH)
1517                                 folder_processing = TRUE;
1518                         else if (item->stype == F_OUTBOX)
1519                                 folder_processing = TRUE;
1520                 } else if (FOLDER_TYPE(folder) == F_NEWS) {
1521                         if (item->parent != NULL)
1522                                 delete_folder = folder_scoring = folder_processing = TRUE;
1523                 }
1524                 if (item->unread_msgs < 1)
1525                         mark_all_read = FALSE;
1526         }
1527
1528 #define SET_SENS(factory, name, sens) \
1529         menu_set_sensitive(folderview->factory, name, sens)
1530
1531         mark_all_read = mark_all_read &&
1532                         (item == folderview->summaryview->folder_item);
1533
1534         if (FOLDER_IS_LOCAL(folder)) {
1535                 popup = folderview->mail_popup;
1536                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1537                 SET_SENS(mail_factory, "/Mark all read", mark_all_read);
1538                 SET_SENS(mail_factory, "/Create new folder...", new_folder);
1539                 SET_SENS(mail_factory, "/Rename folder...", rename_folder);
1540                 SET_SENS(mail_factory, "/Move folder...", move_folder);
1541                 SET_SENS(mail_factory, "/Delete folder", delete_folder);
1542                 SET_SENS(mail_factory, "/Check for new messages", update_tree);
1543                 SET_SENS(mail_factory, "/Rebuild folder tree", rescan_tree);
1544                 SET_SENS(mail_factory, "/Remove mailbox", remove_tree);
1545                 SET_SENS(mail_factory, "/Search folder...", search_folder);
1546                 SET_SENS(mail_factory, "/Properties...", folder_property);
1547                 SET_SENS(mail_factory, "/Processing...", folder_processing);
1548                 SET_SENS(mail_factory, "/Scoring...", folder_scoring);
1549         } else if (FOLDER_TYPE(folder) == F_IMAP) {
1550                 popup = folderview->imap_popup;
1551                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1552                 SET_SENS(imap_factory, "/Mark all read", mark_all_read);
1553                 SET_SENS(imap_factory, "/Create new folder...", new_folder);
1554                 SET_SENS(imap_factory, "/Rename folder...", rename_folder);
1555                 SET_SENS(imap_factory, "/Move folder...", move_folder);
1556                 SET_SENS(imap_factory, "/Delete folder", delete_folder);
1557                 SET_SENS(imap_factory, "/Check for new messages", update_tree);
1558                 SET_SENS(imap_factory, "/Rebuild folder tree", rescan_tree);
1559                 SET_SENS(imap_factory, "/Remove IMAP4 account", remove_tree);
1560                 SET_SENS(imap_factory, "/Search folder...", search_folder);
1561                 SET_SENS(imap_factory, "/Properties...", folder_property);
1562                 SET_SENS(imap_factory, "/Processing...", folder_processing);
1563                 SET_SENS(imap_factory, "/Scoring...", folder_scoring);
1564         } else if (FOLDER_TYPE(folder) == F_NEWS) {
1565                 popup = folderview->news_popup;
1566                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1567                 SET_SENS(news_factory, "/Mark all read", mark_all_read);
1568                 SET_SENS(news_factory, "/Subscribe to newsgroup...", new_folder);
1569                 SET_SENS(news_factory, "/Remove newsgroup", delete_folder);
1570                 SET_SENS(news_factory, "/Check for new messages", update_tree);
1571                 SET_SENS(news_factory, "/Remove news account", remove_tree);
1572                 SET_SENS(news_factory, "/Search folder...", search_folder);
1573                 SET_SENS(news_factory, "/Properties...", folder_property);
1574                 SET_SENS(news_factory, "/Processing...", folder_processing);
1575                 SET_SENS(news_factory, "/Scoring...", folder_scoring);
1576 #if 0
1577         } else if (FOLDER_TYPE(folder) == F_MBOX) {
1578                 popup = folderview->mbox_popup;
1579                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1580                 SET_SENS(mbox_factory, "/Create new folder...", new_folder);
1581                 SET_SENS(mbox_factory, "/Rename folder...", rename_folder);
1582                 SET_SENS(mbox_factory, "/Move folder...", move_folder);
1583                 SET_SENS(mbox_factory, "/Delete folder", delete_folder);
1584                 SET_SENS(news_factory, "/Properties...", folder_property);
1585                 SET_SENS(mbox_factory, "/Processing...", folder_processing);
1586                 SET_SENS(mbox_factory, "/Scoring...", folder_scoring);
1587 #endif
1588         } else
1589                 return FALSE;
1590
1591 #undef SET_SENS
1592
1593         gtk_menu_popup(GTK_MENU(popup), NULL, NULL, NULL, NULL,
1594                        event->button, event->time);
1595
1596         return FALSE;
1597 }
1598
1599 static gboolean folderview_button_released(GtkWidget *ctree, GdkEventButton *event,
1600                                            FolderView *folderview)
1601 {
1602         if (!event) return FALSE;
1603
1604         if (event->button == 1 && folderview->open_folder == FALSE &&
1605             folderview->opened != NULL) {
1606                 gtkut_ctree_set_focus_row(GTK_CTREE(ctree),
1607                                           folderview->opened);
1608                 gtk_ctree_select(GTK_CTREE(ctree), folderview->opened);
1609         }
1610
1611         return FALSE;
1612 }
1613
1614 static gboolean folderview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1615                                        FolderView *folderview)
1616 {
1617         if (!event) return FALSE;
1618
1619         switch (event->keyval) {
1620         case GDK_Return:
1621                 if (folderview->selected) {
1622                         folderview_select_node(folderview,
1623                                                folderview->selected);
1624                 }
1625                 break;
1626         case GDK_space:
1627                 if (folderview->selected) {
1628                         if (folderview->opened == folderview->selected &&
1629                             (!folderview->summaryview->folder_item ||
1630                              folderview->summaryview->folder_item->total_msgs == 0))
1631                                 folderview_select_next_unread(folderview);
1632                         else
1633                                 folderview_select_node(folderview,
1634                                                        folderview->selected);
1635                 }
1636                 break;
1637         default:
1638                 break;
1639         }
1640
1641         return FALSE;
1642 }
1643
1644 static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
1645                                 gint column, FolderView *folderview)
1646 {
1647         static gboolean can_select = TRUE;      /* exclusive lock */
1648         gboolean opened;
1649         FolderItem *item;
1650         gchar *buf;
1651
1652         folderview->selected = row;
1653
1654         if (folderview->opened == row) {
1655                 folderview->open_folder = FALSE;
1656                 return;
1657         }
1658
1659         if (!can_select || summary_is_locked(folderview->summaryview)) {
1660                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1661                 gtk_ctree_select(ctree, folderview->opened);
1662                 return;
1663         }
1664
1665         if (!folderview->open_folder) return;
1666
1667         item = gtk_ctree_node_get_row_data(ctree, row);
1668         if (!item) return;
1669
1670         can_select = FALSE;
1671
1672         /* Save cache for old folder */
1673         /* We don't want to lose all caches if sylpheed crashed */
1674         if (folderview->opened) {
1675                 FolderItem *olditem;
1676
1677                 olditem = gtk_ctree_node_get_row_data(ctree, folderview->opened);
1678                 if (olditem) {
1679                         /* will be null if we just moved the previously opened folder */
1680                         summary_save_prefs_to_folderitem(folderview->summaryview, olditem);
1681                         folder_item_close(olditem);
1682                 }
1683         }
1684
1685         /* CLAWS: set compose button type: news folder items
1686          * always have a news folder as parent */
1687         if (item->folder)
1688                 toolbar_set_compose_button
1689                         (folderview->mainwin->toolbar,
1690                          FOLDER_TYPE(item->folder) == F_NEWS ?
1691                          COMPOSEBUTTON_NEWS : COMPOSEBUTTON_MAIL);
1692
1693         if (item->path)
1694                 debug_print("Folder %s is selected\n", item->path);
1695
1696         if (!GTK_CTREE_ROW(row)->children)
1697                 gtk_ctree_expand(ctree, row);
1698         if (folderview->opened &&
1699             !GTK_CTREE_ROW(folderview->opened)->children)
1700                 gtk_ctree_collapse(ctree, folderview->opened);
1701
1702         /* ungrab the mouse event */
1703         if (GTK_WIDGET_HAS_GRAB(ctree)) {
1704                 gtk_grab_remove(GTK_WIDGET(ctree));
1705                 if (gdk_pointer_is_grabbed())
1706                         gdk_pointer_ungrab(GDK_CURRENT_TIME);
1707         }
1708
1709         /* Open Folder */
1710         buf = g_strdup_printf(_("Opening Folder %s..."), item->path ?
1711                                         item->path : "(null)");
1712         debug_print("%s\n", buf);
1713         STATUSBAR_PUSH(folderview->mainwin, buf);
1714         g_free(buf);
1715
1716         main_window_cursor_wait(folderview->mainwin);
1717
1718         if (folder_item_open(item) != 0) {
1719                 main_window_cursor_normal(folderview->mainwin);
1720                 STATUSBAR_POP(folderview->mainwin);
1721
1722                 alertpanel_error(_("Folder could not be opened."));
1723
1724                 return;
1725         }
1726
1727         main_window_cursor_normal(folderview->mainwin);
1728
1729         /* Show messages */
1730         summary_set_prefs_from_folderitem(folderview->summaryview, item);
1731         opened = summary_show(folderview->summaryview, item);
1732
1733         folder_clean_cache_memory();
1734
1735         if (!opened) {
1736                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1737                 gtk_ctree_select(ctree, folderview->opened);
1738         } else {
1739                 folderview->opened = row;
1740                 if (gtk_ctree_node_is_visible(ctree, row)
1741                     != GTK_VISIBILITY_FULL)
1742                         gtk_ctree_node_moveto(ctree, row, -1, 0.5, 0);
1743         }
1744
1745         STATUSBAR_POP(folderview->mainwin);
1746
1747         folderview->open_folder = FALSE;
1748         can_select = TRUE;
1749 }
1750
1751 static void folderview_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
1752                                      FolderView *folderview)
1753 {
1754         FolderItem *item;
1755
1756         item = gtk_ctree_node_get_row_data(ctree, node);
1757         g_return_if_fail(item != NULL);
1758         item->collapsed = FALSE;
1759         folderview_update_node(folderview, node);
1760 }
1761
1762 static void folderview_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
1763                                       FolderView *folderview)
1764 {
1765         FolderItem *item;
1766
1767         item = gtk_ctree_node_get_row_data(ctree, node);
1768         g_return_if_fail(item != NULL);
1769         item->collapsed= TRUE;
1770         folderview_update_node(folderview, node);
1771 }
1772
1773 static void folderview_popup_close(GtkMenuShell *menu_shell,
1774                                    FolderView *folderview)
1775 {
1776         if (!folderview->opened) return;
1777
1778         gtkut_ctree_set_focus_row(GTK_CTREE(folderview->ctree),
1779                                   folderview->opened);
1780         gtk_ctree_select(GTK_CTREE(folderview->ctree), folderview->opened);
1781 }
1782
1783 static void folderview_col_resized(GtkCList *clist, gint column, gint width,
1784                                    FolderView *folderview)
1785 {
1786         switch (column) {
1787         case COL_FOLDER:
1788                 prefs_common.folder_col_folder = width;
1789                 break;
1790         case COL_NEW:
1791                 prefs_common.folder_col_new = width;
1792                 break;
1793         case COL_UNREAD:
1794                 prefs_common.folder_col_unread = width;
1795                 break;
1796         case COL_TOTAL:
1797                 prefs_common.folder_col_total = width;
1798                 break;
1799         default:
1800                 break;
1801         }
1802 }
1803
1804 static GtkCTreeNode *folderview_find_by_name(GtkCTree *ctree,
1805                                              GtkCTreeNode *node,
1806                                              const gchar *name)
1807 {
1808         FolderItem *item;
1809
1810         if (!node)
1811                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1812         if (!node)
1813                 return NULL;
1814
1815         node = GTK_CTREE_ROW(node)->children;
1816
1817         while (node) {
1818                 item = gtk_ctree_node_get_row_data(ctree, node);
1819                 if (!folderview_compare_name(item, name))
1820                         return node;
1821                 node = GTK_CTREE_ROW(node)->sibling;
1822         }
1823
1824         return NULL;
1825 }
1826
1827 static void folderview_update_tree_cb(FolderView *folderview, guint action,
1828                                       GtkWidget *widget)
1829 {
1830         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1831         FolderItem *item;
1832
1833         if (!folderview->selected) return;
1834
1835         summary_show(folderview->summaryview, NULL);
1836
1837         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1838         g_return_if_fail(item != NULL);
1839         g_return_if_fail(item->folder != NULL);
1840
1841         if (action == 0)
1842                 folderview_check_new(item->folder);
1843         else
1844                 folderview_rescan_tree(item->folder);
1845 }
1846
1847 void folderview_create_folder_node_recursive(FolderView *folderview, FolderItem *item)
1848 {
1849         GNode *srcnode;
1850
1851         folderview_create_folder_node(folderview, item);
1852
1853         srcnode = item->folder->node;
1854         srcnode = g_node_find(srcnode, G_PRE_ORDER, G_TRAVERSE_ALL, item);
1855         srcnode = srcnode->children;
1856         while (srcnode != NULL) {
1857                 if (srcnode && srcnode->data) {
1858                         FolderItem *next_item = (FolderItem*) srcnode->data;
1859                         folderview_create_folder_node_recursive(folderview, next_item);
1860                 }
1861                 srcnode = srcnode->next;
1862         }
1863 }
1864
1865 void folderview_create_folder_node(FolderView *folderview, FolderItem *item)
1866 {
1867         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1868         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
1869         GtkCTreeNode *node, *parent_node;
1870
1871         parent_node = gtk_ctree_find_by_row_data(ctree, NULL, item->parent);
1872         if (parent_node == NULL)
1873                 return;
1874
1875         gtk_clist_freeze(GTK_CLIST(ctree));
1876
1877         text[COL_FOLDER] = item->name;
1878         node = gtk_ctree_insert_node(ctree, parent_node, NULL, text,
1879                                      FOLDER_SPACING,
1880                                      folderxpm, folderxpmmask,
1881                                      folderopenxpm, folderopenxpmmask,
1882                                      FALSE, FALSE);
1883         gtk_ctree_expand(ctree, parent_node);
1884         gtk_ctree_node_set_row_data(ctree, node, item);
1885         if (normal_style)
1886                 gtk_ctree_node_set_row_style(ctree, node, normal_style);
1887         folderview_sort_folders(folderview, folderview->selected, item->folder);
1888
1889         gtk_clist_thaw(GTK_CLIST(ctree));
1890 }
1891
1892 static void folderview_new_folder_cb(FolderView *folderview, guint action,
1893                                      GtkWidget *widget)
1894 {
1895         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1896         FolderItem *item;
1897         FolderItem *new_item;
1898         gchar *new_folder;
1899         gchar *name, *name_;
1900
1901         if (!folderview->selected) return;
1902
1903         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1904         g_return_if_fail(item != NULL);
1905         g_return_if_fail(item->folder != NULL);
1906
1907         new_folder = input_dialog(_("New folder"),
1908                                   _("Input the name of new folder:"),
1909                                   _("NewFolder"));
1910         if (!new_folder) return;
1911
1912         if (FOLDER_TYPE(item->folder) != F_MBOX) {
1913                 if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
1914                         alertpanel_error(_("`%c' can't be included in folder name."),
1915                                          G_DIR_SEPARATOR);
1916                         g_free(new_folder);
1917                         return;
1918                 }
1919         }
1920
1921         name_ = trim_string(new_folder, 32);
1922         Xstrdup_a(name, name_, {g_free(new_folder); return;});
1923         g_free(name_);
1924
1925         /* find whether the directory already exists */
1926         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1927                 alertpanel_error(_("The folder `%s' already exists."), name);
1928                 g_free(new_folder);
1929                 return;
1930         }
1931
1932         new_item = folder_create_folder(item, new_folder);
1933         if (!new_item) {
1934                 alertpanel_error(_("Can't create the folder `%s'."), name);
1935                 g_free(new_folder);
1936                 return;
1937         }
1938         g_free(new_folder);
1939
1940         folder_write_list();
1941 }
1942
1943 #if 0
1944 static void folderview_new_mbox_folder_cb(FolderView *folderview, guint action,
1945                                           GtkWidget *widget)
1946 {
1947         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1948         FolderItem *item;
1949         FolderItem *new_item;
1950         gchar *new_folder;
1951
1952         if (!folderview->selected) return;
1953
1954         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1955         g_return_if_fail(item != NULL);
1956         g_return_if_fail(item->folder != NULL);
1957
1958         new_folder = input_dialog(_("New folder"),
1959                                   _("Input the name of new folder:"),
1960                                   _("NewFolder"));
1961         if (!new_folder) return;
1962
1963         /* find whether the directory already exists */
1964         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1965                 alertpanel_error(_("The folder `%s' already exists."),
1966                                  new_folder);
1967                 g_free(new_folder);
1968                 return;
1969         }
1970
1971         new_item = folder_create_folder(item, new_folder);
1972         g_free(new_folder);
1973         if (!new_item) return;
1974
1975         folder_write_list();
1976 }
1977 #endif
1978
1979 static void folderview_rename_folder_cb(FolderView *folderview, guint action,
1980                                         GtkWidget *widget)
1981 {
1982         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1983         FolderItem *item;
1984         gchar *new_folder;
1985         gchar *name, *name_;
1986         gchar *message;
1987         gchar *old_path;
1988         gchar *old_id;
1989         gchar *new_id;
1990
1991         if (!folderview->selected) return;
1992
1993         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1994         g_return_if_fail(item != NULL);
1995         g_return_if_fail(item->path != NULL);
1996         g_return_if_fail(item->folder != NULL);
1997
1998         name_ = trim_string(item->name, 32);
1999         Xstrdup_a(name, name_, return);
2000         g_free(name_);
2001         message = g_strdup_printf(_("Input new name for `%s':"), name);
2002         new_folder = input_dialog(_("Rename folder"), message,
2003                                   g_basename(item->path));
2004         g_free(message);
2005         if (!new_folder) return;
2006
2007         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
2008                 alertpanel_error(_("`%c' can't be included in folder name."),
2009                                  G_DIR_SEPARATOR);
2010                 g_free(new_folder);
2011                 return;
2012         }
2013
2014         if (folderview_find_by_name
2015                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2016                  new_folder)) {
2017                 name = trim_string(new_folder, 32);
2018                 alertpanel_error(_("The folder `%s' already exists."), name);
2019                 g_free(name);
2020                 g_free(new_folder);
2021                 return;
2022         }
2023
2024         Xstrdup_a(old_path, item->path, {g_free(new_folder); return;});
2025         old_id = folder_item_get_identifier(item);
2026
2027         if (item->folder->klass->rename_folder(item->folder, item, new_folder) < 0) {
2028                 g_free(old_id);
2029                 g_free(new_folder);
2030                 return;
2031         }
2032         g_free(new_folder);
2033
2034         /* if (FOLDER_TYPE(item->folder) == F_MH)
2035                 prefs_filtering_rename_path(old_path, item->path); */
2036         new_id = folder_item_get_identifier(item);
2037         prefs_filtering_rename_path(old_id, new_id);
2038
2039         g_free(old_id);
2040         g_free(new_id);
2041
2042         gtk_clist_freeze(GTK_CLIST(ctree));
2043
2044         folderview_update_node(folderview, folderview->selected);
2045         folderview_sort_folders(folderview,
2046                                 GTK_CTREE_ROW(folderview->selected)->parent,
2047                                 item->folder);
2048         if (folderview->opened == folderview->selected ||
2049             gtk_ctree_is_ancestor(ctree,
2050                                   folderview->selected,
2051                                   folderview->opened)) {
2052                 GtkCTreeNode *node = folderview->opened;
2053                 folderview_unselect(folderview);
2054                 folderview_select_node(folderview, node);
2055         }
2056
2057         gtk_clist_thaw(GTK_CLIST(ctree));
2058
2059         folder_write_list();
2060 }
2061
2062 #if 0
2063 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
2064                                              guint action,
2065                                              GtkWidget *widget)
2066 {
2067         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2068         FolderItem *item;
2069         gchar *new_folder;
2070         gchar *message;
2071
2072         if (!folderview->selected) return;
2073
2074         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2075         g_return_if_fail(item != NULL);
2076         g_return_if_fail(item->path != NULL);
2077         g_return_if_fail(item->folder != NULL);
2078
2079         message = g_strdup_printf(_("Input new name for `%s':"),
2080                                   g_basename(item->path));
2081         new_folder = input_dialog(_("Rename folder"), message,
2082                                   g_basename(item->path));
2083         g_free(message);
2084         if (!new_folder) return;
2085
2086         if (folderview_find_by_name
2087                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2088                  new_folder)) {
2089                 alertpanel_error(_("The folder `%s' already exists."),
2090                                  new_folder);
2091                 g_free(new_folder);
2092                 return;
2093         }
2094
2095         if (item->folder->klass->rename_folder(item->folder, item, new_folder) < 0) {
2096                 g_free(new_folder);
2097                 return;
2098         }
2099         g_free(new_folder);
2100
2101         gtk_clist_freeze(GTK_CLIST(ctree));
2102
2103         folderview_update_node(folderview, folderview->selected);
2104         folderview_sort_folders(folderview,
2105                                 GTK_CTREE_ROW(folderview->selected)->parent,
2106                                 item->folder);
2107         if (folderview->opened == folderview->selected) {
2108                 if (!GTK_CTREE_ROW(folderview->opened)->children)
2109                         gtk_ctree_expand(ctree, folderview->opened);
2110                 summary_show(folderview->summaryview, item);
2111         }
2112
2113         gtk_clist_thaw(GTK_CLIST(ctree));
2114
2115         folder_write_list();
2116 }
2117 #endif
2118
2119 static void folderview_delete_folder_cb(FolderView *folderview, guint action,
2120                                         GtkWidget *widget)
2121 {
2122         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2123         FolderItem *item;
2124         gchar *message, *name, *name_;
2125         AlertValue avalue;
2126         gchar *old_path;
2127         gchar *old_id;
2128
2129         if (!folderview->selected) return;
2130
2131         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2132         g_return_if_fail(item != NULL);
2133         g_return_if_fail(item->path != NULL);
2134         g_return_if_fail(item->folder != NULL);
2135
2136         name_ = trim_string(item->name, 32);
2137         Xstrdup_a(name, name_, return);
2138         g_free(name_);
2139         message = g_strdup_printf
2140                 (_("All folder(s) and message(s) under `%s' will be deleted.\n"
2141                    "Do you really want to delete?"), name);
2142         avalue = alertpanel(_("Delete folder"), message,
2143                             _("Yes"), _("+No"), NULL);
2144         g_free(message);
2145         if (avalue != G_ALERTDEFAULT) return;
2146
2147         Xstrdup_a(old_path, item->path, return);
2148         old_id = folder_item_get_identifier(item);
2149
2150         if (folderview->opened == folderview->selected ||
2151             gtk_ctree_is_ancestor(ctree,
2152                                   folderview->selected,
2153                                   folderview->opened)) {
2154                 summary_clear_all(folderview->summaryview);
2155                 folderview->opened = NULL;
2156         }
2157
2158         if (item->folder->klass->remove_folder(item->folder, item) < 0) {
2159                 alertpanel_error(_("Can't remove the folder `%s'."), name);
2160                 if (folderview->opened == folderview->selected)
2161                         summary_show(folderview->summaryview,
2162                                      folderview->summaryview->folder_item);
2163                 g_free(old_id);
2164                 return;
2165         }
2166
2167         folder_write_list();
2168
2169         prefs_filtering_delete_path(old_id);
2170         g_free(old_id);
2171
2172 }
2173
2174 static void folderview_remove_mailbox_cb(FolderView *folderview, guint action,
2175                                          GtkWidget *widget)
2176 {
2177         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2178         GtkCTreeNode *node;
2179         FolderItem *item;
2180         gchar *name, *name_;
2181         gchar *message;
2182         AlertValue avalue;
2183
2184         if (!folderview->selected) return;
2185         node = folderview->selected;
2186         item = gtk_ctree_node_get_row_data(ctree, node);
2187         g_return_if_fail(item != NULL);
2188         g_return_if_fail(item->folder != NULL);
2189         if (item->parent) return;
2190
2191         name_ = trim_string(item->folder->name, 32);
2192         Xstrdup_a(name, name_, return);
2193         g_free(name_);
2194         message = g_strdup_printf
2195                 (_("Really remove the mailbox `%s' ?\n"
2196                    "(The messages are NOT deleted from the disk)"), name);
2197         avalue = alertpanel(_("Remove mailbox"), message,
2198                             _("Yes"), _("+No"), NULL);
2199         g_free(message);
2200         if (avalue != G_ALERTDEFAULT) return;
2201
2202         folderview_unselect(folderview);
2203         summary_clear_all(folderview->summaryview);
2204         gtk_ctree_remove_node(ctree, node);
2205
2206         folder_destroy(item->folder);
2207         folder_write_list();
2208 }
2209
2210 static void folderview_new_imap_folder_cb(FolderView *folderview, guint action,
2211                                           GtkWidget *widget)
2212 {
2213         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2214         FolderItem *item;
2215         FolderItem *new_item;
2216         gchar *new_folder;
2217         gchar *name, *name_;
2218         gchar *p;
2219
2220         if (!folderview->selected) return;
2221
2222         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2223         g_return_if_fail(item != NULL);
2224         g_return_if_fail(item->folder != NULL);
2225         g_return_if_fail(FOLDER_TYPE(item->folder) == F_IMAP);
2226         g_return_if_fail(item->folder->account != NULL);
2227
2228         new_folder = input_dialog
2229                 (_("New folder"),
2230                  _("Input the name of new folder:\n"
2231                    "(if you want to create a folder to store subfolders,\n"
2232                    " append `/' at the end of the name)"),
2233                  _("NewFolder"));
2234         if (!new_folder) return;
2235
2236         if ((p = strchr(new_folder, G_DIR_SEPARATOR)) != NULL &&
2237             *(p + 1) != '\0') {
2238                 alertpanel_error(_("`%c' can't be included in folder name."),
2239                                  G_DIR_SEPARATOR);
2240                 g_free(new_folder);
2241                 return;
2242         }
2243
2244         name_ = trim_string(new_folder, 32);
2245         Xstrdup_a(name, name_, return);
2246         g_free(name_);
2247
2248         /* find whether the directory already exists */
2249         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
2250                 alertpanel_error(_("The folder `%s' already exists."), name);
2251                 g_free(new_folder);
2252                 return;
2253         }
2254
2255         new_item = folder_create_folder(item, new_folder);
2256         if (!new_item) {
2257                 alertpanel_error(_("Can't create the folder `%s'."), name);
2258                 g_free(new_folder);
2259                 return;
2260         }
2261         g_free(new_folder);
2262
2263         folder_write_list();
2264 }
2265
2266 static void folderview_rm_imap_server_cb(FolderView *folderview, guint action,
2267                                          GtkWidget *widget)
2268 {
2269         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2270         FolderItem *item;
2271         PrefsAccount *account;
2272         gchar *name, *name_;
2273         gchar *message;
2274         AlertValue avalue;
2275
2276         if (!folderview->selected) return;
2277
2278         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2279         g_return_if_fail(item != NULL);
2280         g_return_if_fail(item->folder != NULL);
2281         g_return_if_fail(FOLDER_TYPE(item->folder) == F_IMAP);
2282         g_return_if_fail(item->folder->account != NULL);
2283
2284         name_ = trim_string(item->folder->name, 32);
2285         Xstrdup_a(name, name_, return);
2286         g_free(name_);
2287         message = g_strdup_printf(_("Really delete IMAP4 account `%s'?"), name);
2288         avalue = alertpanel(_("Delete IMAP4 account"), message,
2289                             _("Yes"), _("+No"), NULL);
2290         g_free(message);
2291
2292         if (avalue != G_ALERTDEFAULT) return;
2293
2294         if (folderview->opened == folderview->selected ||
2295             gtk_ctree_is_ancestor(ctree,
2296                                   folderview->selected,
2297                                   folderview->opened)) {
2298                 summary_clear_all(folderview->summaryview);
2299                 folderview->opened = NULL;
2300         }
2301
2302         account = item->folder->account;
2303         folder_destroy(item->folder);
2304         account_destroy(account);
2305         gtk_ctree_remove_node(ctree, folderview->selected);
2306         account_set_menu();
2307         main_window_reflect_prefs_all();
2308         folder_write_list();
2309 }
2310
2311 static void folderview_new_news_group_cb(FolderView *folderview, guint action,
2312                                          GtkWidget *widget)
2313 {
2314         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2315         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
2316         GtkCTreeNode *servernode, *node;
2317         Folder *folder;
2318         FolderItem *item;
2319         FolderItem *rootitem;
2320         FolderItem *newitem;
2321         GSList *new_subscr;
2322         GSList *cur;
2323         GNode *gnode;
2324
2325         if (!folderview->selected) return;
2326
2327         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2328         g_return_if_fail(item != NULL);
2329         folder = item->folder;
2330         g_return_if_fail(folder != NULL);
2331         g_return_if_fail(FOLDER_TYPE(folder) == F_NEWS);
2332         g_return_if_fail(folder->account != NULL);
2333
2334         if (GTK_CTREE_ROW(folderview->selected)->parent != NULL)
2335                 servernode = GTK_CTREE_ROW(folderview->selected)->parent;
2336         else
2337                 servernode = folderview->selected;
2338
2339         rootitem = gtk_ctree_node_get_row_data(ctree, servernode);
2340
2341         new_subscr = grouplist_dialog(folder);
2342
2343         /* remove unsubscribed newsgroups */
2344         for (gnode = folder->node->children; gnode != NULL; ) {
2345                 GNode *next = gnode->next;
2346
2347                 item = FOLDER_ITEM(gnode->data);
2348                 if (g_slist_find_custom(new_subscr, item->path,
2349                                         (GCompareFunc)g_strcasecmp) != NULL) {
2350                         gnode = next;
2351                         continue;
2352                 }
2353
2354                 node = gtk_ctree_find_by_row_data(ctree, servernode, item);
2355                 if (!node) {
2356                         gnode = next;
2357                         continue;
2358                 }
2359
2360                 if (folderview->opened == node) {
2361                         summary_clear_all(folderview->summaryview);
2362                         folderview->opened = NULL;
2363                 }
2364
2365                 gtk_ctree_remove_node(ctree, node);
2366                 folder_item_remove(item);
2367
2368                 gnode = next;
2369         }
2370
2371         gtk_clist_freeze(GTK_CLIST(ctree));
2372
2373         /* add subscribed newsgroups */
2374         for (cur = new_subscr; cur != NULL; cur = cur->next) {
2375                 gchar *name = (gchar *)cur->data;
2376
2377                 if (folderview_find_by_name(ctree, servernode, name) != NULL)
2378                         continue;
2379
2380                 text[COL_FOLDER] = name;
2381                 node = gtk_ctree_insert_node(ctree, servernode, NULL, text,
2382                                              FOLDER_SPACING,
2383                                              folderxpm, folderxpmmask,
2384                                              folderopenxpm, folderopenxpmmask,
2385                                              FALSE, FALSE);
2386                 gtk_ctree_expand(ctree, servernode);
2387
2388                 newitem = folder_item_new(folder, name, name);
2389                 folder_item_append(rootitem, newitem);
2390                 gtk_ctree_node_set_row_data(ctree, node, newitem);
2391         }
2392
2393         folderview_sort_folders(folderview, servernode, folder);
2394         gtk_clist_thaw(GTK_CLIST(ctree));
2395
2396         slist_free_strings(new_subscr);
2397         g_slist_free(new_subscr);
2398
2399         folder_write_list();
2400 }
2401
2402 static void folderview_rm_news_group_cb(FolderView *folderview, guint action,
2403                                         GtkWidget *widget)
2404 {
2405         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2406         FolderItem *item;
2407         gchar *name, *name_;
2408         gchar *message;
2409         AlertValue avalue;
2410
2411         if (!folderview->selected) return;
2412
2413         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2414         g_return_if_fail(item != NULL);
2415         g_return_if_fail(item->folder != NULL);
2416         g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
2417         g_return_if_fail(item->folder->account != NULL);
2418
2419         name_ = trim_string(item->path, 32);
2420         Xstrdup_a(name, name_, return);
2421         g_free(name_);
2422         message = g_strdup_printf(_("Really delete newsgroup `%s'?"), name);
2423         avalue = alertpanel(_("Delete newsgroup"), message,
2424                             _("Yes"), _("+No"), NULL);
2425         g_free(message);
2426         if (avalue != G_ALERTDEFAULT) return;
2427
2428         if (folderview->opened == folderview->selected) {
2429                 summary_clear_all(folderview->summaryview);
2430                 folderview->opened = NULL;
2431         }
2432
2433         folder_item_remove(item);
2434         folder_write_list();
2435
2436         prefs_filtering_delete_path(name);
2437 }
2438
2439 static void folderview_rm_news_server_cb(FolderView *folderview, guint action,
2440                                          GtkWidget *widget)
2441 {
2442         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2443         FolderItem *item;
2444         PrefsAccount *account;
2445         gchar *name, *name_;
2446         gchar *message;
2447         AlertValue avalue;
2448
2449         if (!folderview->selected) return;
2450
2451         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2452         g_return_if_fail(item != NULL);
2453         g_return_if_fail(item->folder != NULL);
2454         g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
2455         g_return_if_fail(item->folder->account != NULL);
2456
2457         name_ = trim_string(item->folder->name, 32);
2458         Xstrdup_a(name, name_, return);
2459         g_free(name_);
2460         message = g_strdup_printf(_("Really delete news account `%s'?"), name);
2461         avalue = alertpanel(_("Delete news account"), message,
2462                             _("Yes"), _("+No"), NULL);
2463         g_free(message);
2464
2465         if (avalue != G_ALERTDEFAULT) return;
2466
2467         if (folderview->opened == folderview->selected ||
2468             gtk_ctree_is_ancestor(ctree,
2469                                   folderview->selected,
2470                                   folderview->opened)) {
2471                 summary_clear_all(folderview->summaryview);
2472                 folderview->opened = NULL;
2473         }
2474
2475         account = item->folder->account;
2476         folder_destroy(item->folder);
2477         account_destroy(account);
2478         gtk_ctree_remove_node(ctree, folderview->selected);
2479         account_set_menu();
2480         main_window_reflect_prefs_all();
2481         folder_write_list();
2482 }
2483
2484 static void folderview_search_cb(FolderView *folderview, guint action,
2485                                  GtkWidget *widget)
2486 {
2487         summary_search(folderview->summaryview);
2488 }
2489
2490 static void folderview_property_cb(FolderView *folderview, guint action,
2491                                    GtkWidget *widget)
2492 {
2493         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2494         FolderItem *item;
2495
2496         if (!folderview->selected) return;
2497
2498         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2499         g_return_if_fail(item != NULL);
2500         g_return_if_fail(item->folder != NULL);
2501
2502         if (item->parent == NULL && item->folder->account)
2503                 account_open(item->folder->account);
2504         else {
2505                 prefs_folder_item_open(item);
2506         }
2507 }
2508
2509 static void folderview_recollapse_nodes(FolderView *folderview, GtkCTreeNode *node)
2510 {
2511         GSList *list = NULL;
2512         GSList *done = NULL;
2513         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2514
2515         for (list = folderview->nodes_to_recollapse; list != NULL; list = g_slist_next(list)) {
2516                 if (!gtkut_ctree_node_is_parent(GTK_CTREE_NODE(list->data), node)
2517                 &&  list->data != node) {
2518                         gtk_ctree_collapse(ctree, GTK_CTREE_NODE(list->data));
2519                         done = g_slist_append(done, GTK_CTREE_NODE(list->data));
2520                 }
2521         }
2522         for (list = done; list != NULL; list = g_slist_next(list)) {
2523                 folderview->nodes_to_recollapse = g_slist_remove(folderview->nodes_to_recollapse,
2524                                                                  list->data);
2525         }
2526         g_slist_free(done);
2527 }
2528
2529 static void folderview_move_to_cb(FolderView *folderview)
2530 {
2531         FolderItem *from_folder = NULL, *to_folder = NULL;
2532
2533         if (folderview->selected)
2534                 from_folder = gtk_ctree_node_get_row_data(GTK_CTREE(folderview->ctree), folderview->selected);
2535         if (!from_folder || FOLDER_TYPE(from_folder->folder) == F_NEWS)
2536                 return;
2537
2538         to_folder = foldersel_folder_sel(from_folder->folder, FOLDER_SEL_MOVE, NULL);
2539
2540         if (!to_folder || FOLDER_TYPE(to_folder->folder) == F_NEWS)
2541                 return;
2542
2543         folderview_move_to(folderview, from_folder, to_folder);
2544 }
2545
2546 static void folderview_move_to(FolderView *folderview, FolderItem *from_folder,
2547                                FolderItem *to_folder)
2548 {
2549         FolderItem *from_parent = NULL;
2550         FolderItem *new_folder = NULL;
2551         GtkCTreeNode *src_node = NULL;
2552         gchar *buf;
2553         gint status;
2554
2555         src_node = gtk_ctree_find_by_row_data(GTK_CTREE(folderview->ctree), NULL, from_folder);
2556         from_parent = from_folder->parent;
2557         buf = g_strdup_printf(_("Moving %s to %s..."), from_folder->name, to_folder->name);
2558         STATUSBAR_PUSH(folderview->mainwin, buf);
2559         g_free(buf);
2560         summary_clear_all(folderview->summaryview);
2561         folderview->opened = NULL;
2562         folderview->selected = NULL;
2563         gtk_widget_set_sensitive(GTK_WIDGET(folderview->ctree), FALSE);
2564         inc_lock();
2565         main_window_cursor_wait(folderview->mainwin);
2566         statusbar_verbosity_set(TRUE);
2567         folder_item_update_freeze();
2568         if ((status = folder_item_move_to(from_folder, to_folder, &new_folder)) == F_MOVE_OK) {
2569                 statusbar_verbosity_set(FALSE);
2570                 main_window_cursor_normal(folderview->mainwin);
2571                 STATUSBAR_POP(folderview->mainwin);
2572                 folder_item_update_thaw();
2573                 folder_item_update_recursive(new_folder, F_ITEM_UPDATE_MSGCNT);
2574
2575                 folderview_sort_folders(folderview,
2576                         gtk_ctree_find_by_row_data(GTK_CTREE(folderview->ctree),
2577                                 NULL, new_folder->parent), new_folder->folder);
2578                 folderview_select(folderview, new_folder);
2579         } else {
2580                 statusbar_verbosity_set(FALSE);
2581                 main_window_cursor_normal(folderview->mainwin);
2582                 STATUSBAR_POP(folderview->mainwin);
2583                 folder_item_update_thaw();
2584                 switch (status) {
2585                 case F_MOVE_FAILED_DEST_IS_PARENT:
2586                         alertpanel_error(_("Source and destination are the same."));
2587                         break;
2588                 case F_MOVE_FAILED_DEST_IS_CHILD:
2589                         alertpanel_error(_("Can't move a folder to one of its children."));
2590                         break;
2591                 case F_MOVE_FAILED_DEST_OUTSIDE_MAILBOX:
2592                         alertpanel_error(_("Folder moving cannot be done between different mailboxes."));
2593                         break;
2594                 default:
2595                         alertpanel_error(_("Move failed!"));
2596                         break;
2597                 }
2598         }
2599         inc_unlock();
2600         gtk_widget_set_sensitive(GTK_WIDGET(folderview->ctree), TRUE);
2601 }
2602
2603 static gint folderview_clist_compare(GtkCList *clist,
2604                                      gconstpointer ptr1, gconstpointer ptr2)
2605 {
2606         FolderItem *item1 = ((GtkCListRow *)ptr1)->data;
2607         FolderItem *item2 = ((GtkCListRow *)ptr2)->data;
2608
2609         if (!item1->name)
2610                 return (item2->name != NULL);
2611         if (!item2->name)
2612                 return -1;
2613
2614         return g_strcasecmp(item1->name, item2->name);
2615 }
2616
2617 static gint folderview_compare_name(gconstpointer a, gconstpointer b)
2618 {
2619         const FolderItem *item = a;
2620         const gchar *name = b;
2621
2622         if (!item->path) return -1;
2623         return strcmp2(g_basename(item->path), name);
2624 }
2625
2626 static void folderview_processing_cb(FolderView *folderview, guint action,
2627                                      GtkWidget *widget)
2628 {
2629         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2630         FolderItem *item;
2631
2632         if (!folderview->selected) return;
2633
2634         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2635         g_return_if_fail(item != NULL);
2636         g_return_if_fail(item->folder != NULL);
2637
2638         prefs_filtering_open(&item->prefs->processing,
2639                              _("Processing configuration"), NULL, NULL);
2640 }
2641
2642 void folderview_set_target_folder_color(gint color_op)
2643 {
2644         gint firstone = 1;
2645         GList *list;
2646         FolderView *folderview;
2647
2648         for (list = folderview_list; list != NULL; list = list->next) {
2649                 folderview = (FolderView *)list->data;
2650                 gtkut_convert_int_to_gdk_color(color_op, &folderview->color_op);
2651                 if (firstone) {
2652                         bold_tgtfold_style->fg[GTK_STATE_NORMAL] =
2653                                 folderview->color_op;
2654                         firstone = 0;
2655                 }
2656         }
2657 }
2658
2659 void folderview_reflect_prefs_pixmap_theme(FolderView *folderview)
2660 {
2661         folderview_init(folderview);
2662         folderview_set_all();
2663 }
2664
2665 static void drag_state_stop(FolderView *folderview)
2666 {
2667         if (folderview->drag_timer)
2668                 gtk_timeout_remove(folderview->drag_timer);
2669         folderview->drag_timer = 0;
2670         folderview->drag_node = NULL;
2671 }
2672
2673 static gint folderview_defer_expand(FolderView *folderview)
2674 {
2675         if (folderview->drag_node) {
2676                 folderview_recollapse_nodes(folderview, folderview->drag_node);
2677                 if (folderview->drag_item->collapsed) {
2678                         gtk_ctree_expand(GTK_CTREE(folderview->ctree), folderview->drag_node);
2679                         folderview->nodes_to_recollapse = g_slist_append
2680                                 (folderview->nodes_to_recollapse, folderview->drag_node);
2681                 }
2682         }
2683         folderview->drag_item  = NULL;
2684         folderview->drag_timer = 0;
2685         return FALSE;
2686 }
2687
2688 static void drag_state_start(FolderView *folderview, GtkCTreeNode *node, FolderItem *item)
2689 {
2690         /* the idea is that we call drag_state_start() whenever we want expansion to
2691          * start after 'prefs_common.hover_time' msecs. if we want to cancel expansion,
2692          * we need to call drag_state_stop() */
2693         drag_state_stop(folderview);
2694         /* request expansion */
2695         if (0 != (folderview->drag_timer = gtk_timeout_add
2696                         (prefs_common.hover_timeout,
2697                          (GtkFunction)folderview_defer_expand,
2698                          folderview))) {
2699                 folderview->drag_node = node;
2700                 folderview->drag_item = item;
2701         }
2702 }
2703
2704 static void folderview_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
2705                                   FolderView       *folderview)
2706 {
2707         GdkDragContext *context;
2708
2709         g_return_if_fail(folderview != NULL);
2710         if (folderview->selected == NULL) return;
2711         if (folderview->nodes_to_recollapse)
2712                 g_slist_free(folderview->nodes_to_recollapse);
2713         folderview->nodes_to_recollapse = NULL;
2714         context = gtk_drag_begin(widget, folderview->target_list,
2715                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
2716         gtk_drag_set_icon_default(context);
2717 }
2718
2719 static void folderview_drag_data_get(GtkWidget        *widget,
2720                                      GdkDragContext   *drag_context,
2721                                      GtkSelectionData *selection_data,
2722                                      guint             info,
2723                                      guint             time,
2724                                      FolderView       *folderview)
2725 {
2726         FolderItem *item;
2727         GList *cur;
2728         gchar *source=NULL;
2729
2730         for (cur = GTK_CLIST(folderview->ctree)->selection;
2731              cur != NULL; cur = cur->next) {
2732                 item = gtk_ctree_node_get_row_data
2733                         (GTK_CTREE(folderview->ctree),
2734                          GTK_CTREE_NODE(cur->data));
2735                 if (item) {
2736                         source = g_strdup_printf ("FROM_OTHER_FOLDER%s", folder_item_get_identifier(item));
2737                         gtk_selection_data_set(selection_data,
2738                                                selection_data->target, 8,
2739                                                source, strlen(source));
2740                         break;
2741                 } else
2742                         return;
2743         }
2744 }
2745
2746 gboolean folderview_update_folder(gpointer source, gpointer userdata)
2747 {
2748         FolderUpdateData *hookdata;
2749         FolderView *folderview;
2750         GtkWidget *ctree;
2751
2752         hookdata = source;
2753         folderview = (FolderView *) userdata;
2754         g_return_val_if_fail(hookdata != NULL, FALSE);
2755         g_return_val_if_fail(folderview != NULL, FALSE);
2756
2757         ctree = folderview->ctree;
2758         g_return_val_if_fail(ctree != NULL, FALSE);
2759
2760         if (hookdata->update_flags & FOLDER_NEW_FOLDERITEM)
2761                 folderview_create_folder_node(folderview, hookdata->item);
2762         else if (hookdata->update_flags & FOLDER_REMOVE_FOLDERITEM) {
2763                 GtkCTreeNode *node;
2764
2765                 node = gtk_ctree_find_by_row_data(GTK_CTREE(ctree), NULL, hookdata->item);
2766                 if (node != NULL)
2767                         gtk_ctree_remove_node(GTK_CTREE(ctree), node);
2768         } else if (hookdata->update_flags & FOLDER_TREE_CHANGED)
2769                 folderview_set(folderview);
2770
2771         return FALSE;
2772 }
2773
2774 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
2775                                           GdkDragContext *context,
2776                                           gint            x,
2777                                           gint            y,
2778                                           guint           time,
2779                                           FolderView     *folderview)
2780 {
2781         gint row, column;
2782         FolderItem *item, *src_item = NULL;
2783         GtkCTreeNode *node = NULL;
2784         gboolean acceptable = FALSE;
2785         gint height = folderview->ctree->allocation.height;
2786         gint total_height = folderview->ctree->requisition.height;
2787         GtkAdjustment *pos = gtk_scrolled_window_get_vadjustment(
2788                                 GTK_SCROLLED_WINDOW(folderview->scrolledwin));
2789         gfloat vpos = pos->value;
2790
2791         if (gtk_clist_get_selection_info
2792                 (GTK_CLIST(widget), x - 24, y - 24, &row, &column)) {
2793                 if (y > height - 24 && height + vpos < total_height)
2794                         gtk_adjustment_set_value(pos, (vpos+5 > height ? height : vpos+5));
2795
2796                 if (y < 24 && y > 0)
2797                         gtk_adjustment_set_value(pos, (vpos-5 < 0 ? 0 : vpos-5));
2798
2799                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2800                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2801                 src_item = folderview->summaryview->folder_item;
2802
2803                 if (item && item->folder && item->path &&
2804                     src_item && src_item != item) {
2805                         switch (FOLDER_TYPE(item->folder)) {
2806                         case F_MH:
2807 #if 0
2808                         case F_MBOX:
2809 #endif
2810                         case F_IMAP:
2811                                 acceptable = TRUE;
2812                                 break;
2813                         default:
2814                                 break;
2815                         }
2816                 } else if (item && item->folder && folder_item_get_path(item) &&
2817                            src_item && src_item != item) {
2818                         /* a root folder - acceptable only from folderview */
2819                         if (FOLDER_TYPE(item->folder) == F_MH || FOLDER_TYPE(item->folder) == F_IMAP)
2820                                 acceptable = TRUE;
2821                 }
2822
2823         }
2824
2825         if (acceptable || (src_item && src_item == item))
2826                 drag_state_start(folderview, node, item);
2827
2828         if (acceptable) {
2829                 g_signal_handlers_block_by_func
2830                         (G_OBJECT(widget),
2831                          G_CALLBACK(folderview_selected), folderview);
2832                 gtk_ctree_select(GTK_CTREE(widget), node);
2833                 g_signal_handlers_unblock_by_func
2834                         (G_OBJECT(widget),
2835                          G_CALLBACK(folderview_selected), folderview);
2836                 gdk_drag_status(context,
2837                                         (context->actions == GDK_ACTION_COPY ?
2838                                         GDK_ACTION_COPY : GDK_ACTION_MOVE) , time);
2839         } else {
2840                 gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2841                 gdk_drag_status(context, 0, time);
2842         }
2843
2844         return acceptable;
2845 }
2846
2847 static void folderview_drag_leave_cb(GtkWidget      *widget,
2848                                      GdkDragContext *context,
2849                                      guint           time,
2850                                      FolderView     *folderview)
2851 {
2852         drag_state_stop(folderview);
2853         gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2854 }
2855
2856 static void folderview_drag_received_cb(GtkWidget        *widget,
2857                                         GdkDragContext   *drag_context,
2858                                         gint              x,
2859                                         gint              y,
2860                                         GtkSelectionData *data,
2861                                         guint             info,
2862                                         guint             time,
2863                                         FolderView       *folderview)
2864 {
2865         gint row, column;
2866         FolderItem *item, *src_item;
2867         GtkCTreeNode *node;
2868
2869         drag_state_stop(folderview);
2870         if ((void *)strstr(data->data, "FROM_OTHER_FOLDER") != (void *)data->data) {
2871                 /* comes from summaryview */
2872                 if (gtk_clist_get_selection_info
2873                         (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0)
2874                         return;
2875
2876                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2877                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2878                 src_item = folderview->summaryview->folder_item;
2879
2880                 /* re-check (due to acceptable possibly set for folder moves */
2881                 if (!(item && item->folder && item->path &&
2882                       src_item && src_item != item &&
2883                       (FOLDER_TYPE(item->folder) == F_MH || FOLDER_TYPE(item->folder) == F_IMAP))) {
2884                         return;
2885                 }
2886                 if (item && src_item) {
2887                         switch (drag_context->action) {
2888                                 case GDK_ACTION_COPY:
2889                                         summary_copy_selected_to(folderview->summaryview, item);
2890                                         gtk_drag_finish(drag_context, TRUE, FALSE, time);
2891                                         break;
2892                                 case GDK_ACTION_MOVE:
2893                                 case GDK_ACTION_DEFAULT:
2894                                 default:
2895                         if (FOLDER_TYPE(src_item->folder) != FOLDER_TYPE(item->folder) ||
2896                             (FOLDER_TYPE(item->folder) == F_IMAP &&
2897                              src_item->folder != item->folder))
2898                                 summary_copy_selected_to(folderview->summaryview, item);
2899                         else
2900                                 summary_move_selected_to(folderview->summaryview, item);
2901                         gtk_drag_finish(drag_context, TRUE, TRUE, time);
2902                         }
2903                 } else
2904                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2905         } else {
2906                 /* comes from folderview */
2907                 char *source;
2908
2909                 source = data->data + 17;
2910                 if (gtk_clist_get_selection_info
2911                     (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0
2912                     || *source == 0) {
2913                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2914                         return;
2915                 }
2916                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2917                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2918                 src_item = folder_find_item_from_identifier(source);
2919
2920                 if (!item || !src_item || src_item->stype != F_NORMAL) {
2921                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2922                         return;
2923                 }
2924
2925                 folderview_move_to(folderview, src_item, item);
2926                 gtk_drag_finish(drag_context, TRUE, TRUE, time);
2927         }
2928         folderview->nodes_to_recollapse = NULL;
2929 }
2930
2931 static void folderview_drag_end_cb(GtkWidget        *widget,
2932                                    GdkDragContext   *drag_context,
2933                                    FolderView       *folderview)
2934 {
2935         drag_state_stop(folderview);
2936         g_slist_free(folderview->nodes_to_recollapse);
2937         folderview->nodes_to_recollapse = NULL;
2938 }