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