src/folderview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/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_scoring.h"
  59 #include "prefs_folder_item.h"
  60 #include "account.h"
  61 #include "folder.h"
  62 #include "inc.h"
  63 #include "statusbar.h"
  64
  65 typedef enum
  66 {
  67         COL_FOLDER      = 0,
  68         COL_NEW         = 1,
  69         COL_UNREAD      = 2,
  70         COL_TOTAL       = 3
  71 } FolderColumnPos;
  72
  73 #define N_FOLDER_COLS           4
  74 #define COL_FOLDER_WIDTH        150
  75 #define COL_NUM_WIDTH           32
  76
  77 static GList *folderview_list = NULL;
  78
  79 static GdkFont *normalfont;
  80 static GdkFont *boldfont;
  81
  82 static GtkStyle *normal_style;
  83 static GtkStyle *normal_color_style;
  84 static GtkStyle *bold_style;
  85 static GtkStyle *bold_color_style;
  86 static GtkStyle *bold_tgtfold_style;
  87
  88 static GdkBitmap *inboxxpm;
  89 static GdkBitmap *inboxxpmmask;
  90 static GdkPixmap *inboxhrmxpm;
  91 static GdkBitmap *inboxhrmxpmmask;
  92 static GdkPixmap *inboxopenxpm;
  93 static GdkBitmap *inboxopenxpmmask;
  94 static GdkPixmap *inboxopenhrmxpm;
  95 static GdkBitmap *inboxopenhrmxpmmask;
  96 static GdkPixmap *outboxxpm;
  97 static GdkBitmap *outboxxpmmask;
  98 static GdkPixmap *outboxhrmxpm;
  99 static GdkBitmap *outboxhrmxpmmask;
 100 static GdkPixmap *outboxopenxpm;
 101 static GdkBitmap *outboxopenxpmmask;
 102 static GdkPixmap *outboxopenhrmxpm;
 103 static GdkBitmap *outboxopenhrmxpmmask;
 104 static GdkPixmap *folderxpm;
 105 static GdkBitmap *folderxpmmask;
 106 static GdkPixmap *folderhrmxpm;
 107 static GdkBitmap *folderhrmxpmmask;
 108 static GdkPixmap *folderopenxpm;
 109 static GdkBitmap *folderopenxpmmask;
 110 static GdkPixmap *folderopenhrmxpm;
 111 static GdkBitmap *folderopenhrmxpmmask;
 112 static GdkPixmap *trashopenxpm;
 113 static GdkBitmap *trashopenxpmmask;
 114 static GdkPixmap *trashopenhrmxpm;
 115 static GdkBitmap *trashopenhrmxpmmask;
 116 static GdkPixmap *trashxpm;
 117 static GdkBitmap *trashxpmmask;
 118 static GdkPixmap *trashhrmxpm;
 119 static GdkBitmap *trashhrmxpmmask;
 120 static GdkPixmap *queuexpm;
 121 static GdkBitmap *queuexpmmask;
 122 static GdkPixmap *queuehrmxpm;
 123 static GdkBitmap *queuehrmxpmmask;
 124 static GdkPixmap *queueopenxpm;
 125 static GdkBitmap *queueopenxpmmask;
 126 static GdkPixmap *queueopenhrmxpm;
 127 static GdkBitmap *queueopenhrmxpmmask;
 128 static GdkPixmap *newxpm;
 129 static GdkBitmap *newxpmmask;
 130 static GdkPixmap *unreadxpm;
 131 static GdkBitmap *unreadxpmmask;
 132
 133 static void folderview_select_node       (FolderView    *folderview,
 134                                           GtkCTreeNode  *node);
 135 static void folderview_set_folders       (FolderView    *folderview);
 136 static void folderview_sort_folders      (FolderView    *folderview,
 137                                           GtkCTreeNode  *root,
 138                                           Folder        *folder);
 139 static void folderview_append_folder     (FolderView    *folderview,
 140                                           Folder        *folder);
 141 static void folderview_update_node       (FolderView    *folderview,
 142                                           GtkCTreeNode  *node);
 143
 144 static GtkCTreeNode *folderview_find_by_name    (GtkCTree       *ctree,
 145                                                  GtkCTreeNode   *node,
 146                                                  const gchar    *name);
 147
 148 static gint folderview_clist_compare    (GtkCList       *clist,
 149                                          gconstpointer   ptr1,
 150                                          gconstpointer   ptr2);
 151 static gint folderview_compare_name     (gconstpointer   a,
 152                                          gconstpointer   b);
 153
 154 /* callback functions */
 155 static void folderview_button_pressed   (GtkWidget      *ctree,
 156                                          GdkEventButton *event,
 157                                          FolderView     *folderview);
 158 static void folderview_button_released  (GtkWidget      *ctree,
 159                                          GdkEventButton *event,
 160                                          FolderView     *folderview);
 161 static void folderview_key_pressed      (GtkWidget      *widget,
 162                                          GdkEventKey    *event,
 163                                          FolderView     *folderview);
 164 static void folderview_selected         (GtkCTree       *ctree,
 165                                          GtkCTreeNode   *row,
 166                                          gint            column,
 167                                          FolderView     *folderview);
 168 static void folderview_tree_expanded    (GtkCTree       *ctree,
 169                                          GtkCTreeNode   *node,
 170                                          FolderView     *folderview);
 171 static void folderview_tree_collapsed   (GtkCTree       *ctree,
 172                                          GtkCTreeNode   *node,
 173                                          FolderView     *folderview);
 174 static void folderview_popup_close      (GtkMenuShell   *menu_shell,
 175                                          FolderView     *folderview);
 176 static void folderview_col_resized      (GtkCList       *clist,
 177                                          gint            column,
 178                                          gint            width,
 179                                          FolderView     *folderview);
 180
 181 static void folderview_update_tree_cb   (FolderView     *folderview,
 182                                          guint           action,
 183                                          GtkWidget      *widget);
 184
 185 static void mark_all_read_cb            (FolderView    *folderview,
 186                                          guint           action,
 187                                          GtkWidget      *widget);
 188 static void folderview_new_folder_cb    (FolderView     *folderview,
 189                                          guint           action,
 190                                          GtkWidget      *widget);
 191 static void folderview_new_mbox_folder_cb(FolderView *folderview,
 192                                           guint action,
 193                                           GtkWidget *widget);
 194 static void folderview_rename_folder_cb (FolderView     *folderview,
 195                                          guint           action,
 196                                          GtkWidget      *widget);
 197 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
 198                                              guint action,
 199                                              GtkWidget *widget);
 200 static void folderview_delete_folder_cb (FolderView     *folderview,
 201                                          guint           action,
 202                                          GtkWidget      *widget);
 203 static void folderview_remove_mailbox_cb(FolderView     *folderview,
 204                                          guint           action,
 205                                          GtkWidget      *widget);
 206
 207 static void folderview_new_imap_folder_cb(FolderView    *folderview,
 208                                           guint          action,
 209                                           GtkWidget     *widget);
 210 static void folderview_rm_imap_server_cb (FolderView    *folderview,
 211                                           guint          action,
 212                                           GtkWidget     *widget);
 213
 214 static void folderview_new_news_group_cb(FolderView     *folderview,
 215                                          guint           action,
 216                                          GtkWidget      *widget);
 217 static void folderview_rm_news_group_cb (FolderView     *folderview,
 218                                          guint           action,
 219                                          GtkWidget      *widget);
 220 static void folderview_rm_news_server_cb(FolderView     *folderview,
 221                                          guint           action,
 222                                          GtkWidget      *widget);
 223
 224 static void folderview_search_cb        (FolderView     *folderview,
 225                                          guint           action,
 226                                          GtkWidget      *widget);
 227
 228 static void folderview_property_cb      (FolderView     *folderview,
 229                                          guint           action,
 230                                          GtkWidget      *widget);
 231
 232 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
 233                                           GdkDragContext *context,
 234                                           gint            x,
 235                                           gint            y,
 236                                           guint           time,
 237                                           FolderView     *folderview);
 238 static void folderview_drag_leave_cb     (GtkWidget        *widget,
 239                                           GdkDragContext   *context,
 240                                           guint             time,
 241                                           FolderView       *folderview);
 242 static void folderview_drag_received_cb  (GtkWidget        *widget,
 243                                           GdkDragContext   *drag_context,
 244                                           gint              x,
 245                                           gint              y,
 246                                           GtkSelectionData *data,
 247                                           guint             info,
 248                                           guint             time,
 249                                           FolderView       *folderview);
 250 static void folderview_start_drag        (GtkWidget *widget, gint button, GdkEvent *event,
 251                                           FolderView       *folderview);
 252 static void folderview_drag_data_get     (GtkWidget        *widget,
 253                                           GdkDragContext   *drag_context,
 254                                           GtkSelectionData *selection_data,
 255                                           guint             info,
 256                                           guint             time,
 257                                           FolderView       *folderview);
 258
 259 void folderview_create_folder_node       (FolderView       *folderview,
 260                                           FolderItem       *item);
 261 void folderview_update_item              (FolderItem       *item,
 262                                           gboolean          update_summary,
 263                                           gpointer          data);
 264
 265 static void folderview_scoring_cb(FolderView *folderview, guint action,
 266                                   GtkWidget *widget);
 267 static void folderview_processing_cb(FolderView *folderview, guint action,
 268                                      GtkWidget *widget);
 269 static GtkItemFactoryEntry folderview_mbox_popup_entries[] =
 270 {
 271         {N_("/Create _new folder..."),  NULL, folderview_new_mbox_folder_cb,    0, NULL},
 272         {N_("/_Rename folder..."),      NULL, folderview_rename_mbox_folder_cb, 0, NULL},
 273         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 274         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 275         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 276         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 277         {N_("/_Properties..."),         NULL, NULL, 0, NULL},
 278         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 279         {N_("/_Scoring..."),            NULL, folderview_scoring_cb, 0, NULL}
 280 };
 281
 282 static GtkItemFactoryEntry folderview_mail_popup_entries[] =
 283 {
 284         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 285         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 286         {N_("/Create _new folder..."),  NULL, folderview_new_folder_cb,    0, NULL},
 287         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb, 0, NULL},
 288         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 289         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 290         {N_("/_Check for new messages"),
 291                                         NULL, folderview_update_tree_cb, 0, NULL},
 292         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 293         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 294         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 295         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 296         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 297         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 298         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 299         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 300 };
 301
 302 static GtkItemFactoryEntry folderview_imap_popup_entries[] =
 303 {
 304         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 305         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 306         {N_("/Create _new folder..."),  NULL, folderview_new_imap_folder_cb, 0, NULL},
 307         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb,   0, NULL},
 308         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb,   0, NULL},
 309         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 310         {N_("/_Check for new messages"),
 311                                         NULL, folderview_update_tree_cb, 0, NULL},
 312         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 313         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 314         {N_("/Remove _IMAP4 account"),  NULL, folderview_rm_imap_server_cb, 0, NULL},
 315         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 316         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 317         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 318         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 319         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 320 };
 321
 322 static GtkItemFactoryEntry folderview_news_popup_entries[] =
 323 {
 324         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 325         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 326         {N_("/_Subscribe to newsgroup..."),
 327                                          NULL, folderview_new_news_group_cb, 0, NULL},
 328         {N_("/_Remove newsgroup"),       NULL, folderview_rm_news_group_cb, 0, NULL},
 329         {N_("/---"),                     NULL, NULL, 0, "<Separator>"},
 330         {N_("/Remove _news account"),    NULL, folderview_rm_news_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         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 336 };
 337
 338
 339 FolderView *folderview_create(void)
 340 {
 341         FolderView *folderview;
 342         GtkWidget *scrolledwin;
 343         GtkWidget *ctree;
 344         gchar *titles[N_FOLDER_COLS];
 345         GtkWidget *mail_popup;
 346         GtkWidget *news_popup;
 347         GtkWidget *imap_popup;
 348         GtkWidget *mbox_popup;
 349         GtkItemFactory *mail_factory;
 350         GtkItemFactory *news_factory;
 351         GtkItemFactory *imap_factory;
 352         GtkItemFactory *mbox_factory;
 353         gint n_entries;
 354         gint i;
 355
 356         debug_print("Creating folder view...\n");
 357         folderview = g_new0(FolderView, 1);
 358
 359         titles[COL_FOLDER] = _("Folder");
 360         titles[COL_NEW]    = _("New");
 361         titles[COL_UNREAD] = _("Unread");
 362         titles[COL_TOTAL]  = _("#");
 363
 364         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 365         gtk_scrolled_window_set_policy
 366                 (GTK_SCROLLED_WINDOW(scrolledwin),
 367                  GTK_POLICY_AUTOMATIC,
 368                  prefs_common.folderview_vscrollbar_policy);
 369         gtk_widget_set_usize(scrolledwin,
 370                              prefs_common.folderview_width,
 371                              prefs_common.folderview_height);
 372
 373         ctree = gtk_sctree_new_with_titles(N_FOLDER_COLS, COL_FOLDER, titles);
 374
 375         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 376         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
 377 #ifndef CLAWS /* text instead of pixmaps */
 378         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_NEW,
 379                                            GTK_JUSTIFY_RIGHT);
 380         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_UNREAD,
 381                                            GTK_JUSTIFY_RIGHT);
 382 #endif
 383         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_TOTAL,
 384                                            GTK_JUSTIFY_RIGHT);
 385         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_FOLDER,
 386                                    prefs_common.folder_col_folder);
 387         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_NEW,
 388                                    prefs_common.folder_col_new);
 389         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_UNREAD,
 390                                    prefs_common.folder_col_unread);
 391         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_TOTAL,
 392                                    prefs_common.folder_col_total);
 393         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 394         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 395                                      GTK_CTREE_EXPANDER_SQUARE);
 396         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
 397         gtk_clist_set_compare_func(GTK_CLIST(ctree), folderview_clist_compare);
 398
 399         /* don't let title buttons take key focus */
 400         for (i = 0; i < N_FOLDER_COLS; i++)
 401                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
 402                                        GTK_CAN_FOCUS);
 403
 404         /* popup menu */
 405         n_entries = sizeof(folderview_mail_popup_entries) /
 406                 sizeof(folderview_mail_popup_entries[0]);
 407         mail_popup = menu_create_items(folderview_mail_popup_entries,
 408                                        n_entries,
 409                                        "<MailFolder>", &mail_factory,
 410                                        folderview);
 411         n_entries = sizeof(folderview_imap_popup_entries) /
 412                 sizeof(folderview_imap_popup_entries[0]);
 413         imap_popup = menu_create_items(folderview_imap_popup_entries,
 414                                        n_entries,
 415                                        "<IMAPFolder>", &imap_factory,
 416                                        folderview);
 417         n_entries = sizeof(folderview_news_popup_entries) /
 418                 sizeof(folderview_news_popup_entries[0]);
 419         news_popup = menu_create_items(folderview_news_popup_entries,
 420                                        n_entries,
 421                                        "<NewsFolder>", &news_factory,
 422                                        folderview);
 423         n_entries = sizeof(folderview_mbox_popup_entries) /
 424                 sizeof(folderview_mbox_popup_entries[0]);
 425         mbox_popup = menu_create_items(folderview_mbox_popup_entries,
 426                                        n_entries,
 427                                        "<MailFolder>", &mbox_factory,
 428                                        folderview);
 429
 430         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
 431                            GTK_SIGNAL_FUNC(folderview_key_pressed),
 432                            folderview);
 433         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
 434                            GTK_SIGNAL_FUNC(folderview_button_pressed),
 435                            folderview);
 436         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
 437                            GTK_SIGNAL_FUNC(folderview_button_released),
 438                            folderview);
 439         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
 440                            GTK_SIGNAL_FUNC(folderview_selected), folderview);
 441         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
 442                            GTK_SIGNAL_FUNC(folderview_start_drag), folderview);
 443         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
 444                            GTK_SIGNAL_FUNC(folderview_drag_data_get),
 445                            folderview);
 446
 447         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
 448                                  GTK_SIGNAL_FUNC(folderview_tree_expanded),
 449                                  folderview);
 450         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
 451                                  GTK_SIGNAL_FUNC(folderview_tree_collapsed),
 452                                  folderview);
 453
 454         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
 455                            GTK_SIGNAL_FUNC(folderview_col_resized),
 456                            folderview);
 457
 458         gtk_signal_connect(GTK_OBJECT(mail_popup), "selection_done",
 459                            GTK_SIGNAL_FUNC(folderview_popup_close),
 460                            folderview);
 461         gtk_signal_connect(GTK_OBJECT(imap_popup), "selection_done",
 462                            GTK_SIGNAL_FUNC(folderview_popup_close),
 463                            folderview);
 464         gtk_signal_connect(GTK_OBJECT(news_popup), "selection_done",
 465                            GTK_SIGNAL_FUNC(folderview_popup_close),
 466                            folderview);
 467         gtk_signal_connect(GTK_OBJECT(mbox_popup), "selection_done",
 468                            GTK_SIGNAL_FUNC(folderview_popup_close),
 469                            folderview);
 470
 471         /* drop callback */
 472         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL &
 473                           ~GTK_DEST_DEFAULT_HIGHLIGHT,
 474                           summary_drag_types, 1,
 475                           GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT);
 476         gtk_signal_connect(GTK_OBJECT(ctree), "drag_motion",
 477                            GTK_SIGNAL_FUNC(folderview_drag_motion_cb),
 478                            folderview);
 479         gtk_signal_connect(GTK_OBJECT(ctree), "drag_leave",
 480                            GTK_SIGNAL_FUNC(folderview_drag_leave_cb),
 481                            folderview);
 482         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_received",
 483                            GTK_SIGNAL_FUNC(folderview_drag_received_cb),
 484                            folderview);
 485
 486         folderview->scrolledwin  = scrolledwin;
 487         folderview->ctree        = ctree;
 488         folderview->mail_popup   = mail_popup;
 489         folderview->mail_factory = mail_factory;
 490         folderview->imap_popup   = imap_popup;
 491         folderview->imap_factory = imap_factory;
 492         folderview->news_popup   = news_popup;
 493         folderview->news_factory = news_factory;
 494         folderview->mbox_popup   = mbox_popup;
 495         folderview->mbox_factory = mbox_factory;
 496
 497         folderview->folder_item_update_callback_id =
 498                 folder_item_update_callback_register(folderview_update_item, (gpointer) folderview);
 499
 500         gtk_widget_show_all(scrolledwin);
 501
 502         folderview_list = g_list_append(folderview_list, folderview);
 503
 504         return folderview;
 505 }
 506
 507 void folderview_init(FolderView *folderview)
 508 {
 509         GtkWidget *ctree = folderview->ctree;
 510         GtkWidget *label_new;
 511         GtkWidget *label_unread;
 512         GtkWidget *hbox_new;
 513         GtkWidget *hbox_unread;
 514
 515         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE, &inboxxpm, &inboxxpmmask);
 516         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE_HRM, &inboxhrmxpm, &inboxhrmxpmmask);
 517         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN, &inboxopenxpm, &inboxopenxpmmask);
 518         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN_HRM, &inboxopenhrmxpm, &inboxopenhrmxpmmask);
 519         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE, &outboxxpm, &outboxxpmmask);
 520         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE_HRM, &outboxhrmxpm, &outboxhrmxpmmask);
 521         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN, &outboxopenxpm, &outboxopenxpmmask);
 522         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN_HRM, &outboxopenhrmxpm, &outboxopenhrmxpmmask);
 523         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE, &folderxpm, &folderxpmmask);
 524         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE_HRM, &folderhrmxpm, &folderhrmxpmmask);
 525         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN, &folderopenxpm, &folderopenxpmmask);
 526         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN_HRM, &folderopenhrmxpm, &folderopenhrmxpmmask);
 527         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN, &trashopenxpm, &trashopenxpmmask);
 528         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN_HRM, &trashopenhrmxpm, &trashopenhrmxpmmask);
 529         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE, &trashxpm, &trashxpmmask);
 530         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE_HRM, &trashhrmxpm, &trashhrmxpmmask);
 531         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE, &queuexpm, &queuexpmmask);
 532         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE_HRM, &queuehrmxpm, &queuehrmxpmmask);
 533         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN, &queueopenxpm, &queueopenxpmmask);
 534         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN_HRM, &queueopenhrmxpm, &queueopenhrmxpmmask);
 535
 536         /* CLAWS: titles for "New" and "Unread" show new & unread pixmaps
 537          * instead text (text overflows making them unreadable and ugly) */
 538         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW,
 539                          &newxpm, &newxpmmask);
 540         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD,
 541                          &unreadxpm, &unreadxpmmask);
 542
 543         label_new = gtk_pixmap_new(newxpm, newxpmmask);
 544         label_unread = gtk_pixmap_new(unreadxpm, unreadxpmmask);
 545
 546         hbox_new = gtk_hbox_new(FALSE, 4);
 547         hbox_unread = gtk_hbox_new(FALSE, 4);
 548
 549         /* left justified */
 550         gtk_box_pack_start(GTK_BOX(hbox_new),label_new,FALSE,FALSE,0);
 551         gtk_box_pack_start(GTK_BOX(hbox_unread),label_unread,FALSE,FALSE,0);
 552
 553         gtk_widget_show_all(hbox_new);
 554         gtk_widget_show_all(hbox_unread);
 555
 556         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_NEW,hbox_new);
 557         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_UNREAD,hbox_unread);
 558
 559
 560
 561         if (!normalfont)
 562                 normalfont = gtkut_font_load(NORMAL_FONT);
 563         if (!boldfont)
 564                 boldfont = gtkut_font_load(BOLD_FONT);
 565
 566         if (!bold_style) {
 567                 bold_style = gtk_style_copy(gtk_widget_get_style(ctree));
 568                 bold_style->font = boldfont;
 569                 bold_color_style = gtk_style_copy(bold_style);
 570                 bold_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 571
 572                 bold_tgtfold_style = gtk_style_copy(bold_style);
 573                 bold_tgtfold_style->fg[GTK_STATE_NORMAL] = folderview->color_op;
 574         }
 575         if (!normal_style) {
 576                 normal_style = gtk_style_copy(gtk_widget_get_style(ctree));
 577                 normal_style->font = normalfont;
 578                 normal_color_style = gtk_style_copy(normal_style);
 579                 normal_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 580         }
 581 }
 582
 583 void folderview_set(FolderView *folderview)
 584 {
 585         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 586         MainWindow *mainwin = folderview->mainwin;
 587
 588         debug_print("Setting folder info...\n");
 589         STATUSBAR_PUSH(mainwin, _("Setting folder info..."));
 590
 591         main_window_cursor_wait(mainwin);
 592
 593         folderview->selected = NULL;
 594         folderview->opened = NULL;
 595
 596         gtk_clist_freeze(GTK_CLIST(ctree));
 597         gtk_clist_clear(GTK_CLIST(ctree));
 598         gtk_clist_thaw(GTK_CLIST(ctree));
 599         gtk_clist_freeze(GTK_CLIST(ctree));
 600
 601         folderview_set_folders(folderview);
 602
 603         gtk_clist_thaw(GTK_CLIST(ctree));
 604         main_window_cursor_normal(mainwin);
 605         STATUSBAR_POP(mainwin);
 606 }
 607
 608 void folderview_set_all(void)
 609 {
 610         GList *list;
 611
 612         for (list = folderview_list; list != NULL; list = list->next)
 613                 folderview_set((FolderView *)list->data);
 614 }
 615
 616 void folderview_select(FolderView *folderview, FolderItem *item)
 617 {
 618         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 619         GtkCTreeNode *node;
 620         GtkCTreeNode *old_selected = folderview->selected;
 621
 622         if (!item) return;
 623
 624         node = gtk_ctree_find_by_row_data(ctree, NULL, item);
 625         if (node) folderview_select_node(folderview, node);
 626
 627         if (old_selected != node)
 628                 folder_update_op_count();
 629 }
 630
 631 static void mark_all_read_cb(FolderView *folderview, guint action,
 632                              GtkWidget *widget)
 633 {
 634         if (folderview->selected)
 635                 summary_mark_all_read(folderview->summaryview);
 636 }
 637
 638 static void folderview_select_node(FolderView *folderview, GtkCTreeNode *node)
 639 {
 640         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 641
 642         g_return_if_fail(node != NULL);
 643
 644         folderview->open_folder = TRUE;
 645         gtkut_ctree_set_focus_row(ctree, node);
 646         gtk_ctree_select(ctree, node);
 647         if (folderview->summaryview->messages > 0)
 648                 gtk_widget_grab_focus(folderview->summaryview->ctree);
 649         else
 650                 gtk_widget_grab_focus(folderview->ctree);
 651
 652         gtkut_ctree_expand_parent_all(ctree, node);
 653 }
 654
 655 void folderview_unselect(FolderView *folderview)
 656 {
 657         if (folderview->opened && !GTK_CTREE_ROW(folderview->opened)->children)
 658                 gtk_ctree_collapse
 659                         (GTK_CTREE(folderview->ctree), folderview->opened);
 660
 661         folderview->selected = folderview->opened = NULL;
 662 }
 663
 664 static GtkCTreeNode *folderview_find_next_unread(GtkCTree *ctree,
 665                                                  GtkCTreeNode *node)
 666 {
 667         FolderItem *item;
 668
 669         if (node)
 670                 node = gtkut_ctree_node_next(ctree, node);
 671         else
 672                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 673
 674         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 675                 item = gtk_ctree_node_get_row_data(ctree, node);
 676                 if (item && item->unread > 0 && item->stype != F_TRASH)
 677                         return node;
 678         }
 679
 680         return NULL;
 681 }
 682
 683 void folderview_select_next_unread(FolderView *folderview)
 684 {
 685         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 686         GtkCTreeNode *node = NULL;
 687
 688         if ((node = folderview_find_next_unread(ctree, folderview->opened))
 689             != NULL) {
 690                 folderview_select_node(folderview, node);
 691                 return;
 692         }
 693
 694         if (!folderview->opened ||
 695             folderview->opened == GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list))
 696                 return;
 697         /* search again from the first node */
 698         if ((node = folderview_find_next_unread(ctree, NULL)) != NULL)
 699                 folderview_select_node(folderview, node);
 700 }
 701
 702 void folderview_update_msg_num(FolderView *folderview, GtkCTreeNode *row)
 703 {
 704         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 705         static GtkCTreeNode *prev_row = NULL;
 706         FolderItem *item;
 707         gint new, unread, total;
 708         gchar *new_str, *unread_str, *total_str;
 709
 710         if (!row) return;
 711
 712         item = gtk_ctree_node_get_row_data(ctree, row);
 713         if (!item) return;
 714
 715         gtk_ctree_node_get_text(ctree, row, COL_NEW, &new_str);
 716         gtk_ctree_node_get_text(ctree, row, COL_UNREAD, &unread_str);
 717         gtk_ctree_node_get_text(ctree, row, COL_TOTAL, &total_str);
 718         new = atoi(new_str);
 719         unread = atoi(unread_str);
 720         total = atoi(total_str);
 721
 722         /* CLAWS: don't know why but this always seems to be true
 723          * when deleting messages. Somewhere claws does a folder
 724          * scan which sets all new, unread & total to the correct
 725          * values. It then enters this function, but leaves it
 726          * because new, unread and total are the same... */
 727 #ifndef CLAWS
 728         if (prev_row     == row    &&
 729             item->new    == new    &&
 730             item->unread == unread &&
 731             item->total  == total)
 732                 return;
 733 #endif
 734
 735         prev_row = row;
 736
 737         folderview_update_node(folderview, row);
 738 }
 739
 740 static void folderview_set_folders(FolderView *folderview)
 741 {
 742         GList *list;
 743
 744         list = folder_get_list();
 745
 746         for (; list != NULL; list = list->next)
 747                 folderview_append_folder(folderview, FOLDER(list->data));
 748 }
 749
 750 static void folderview_scan_tree_func(Folder *folder, FolderItem *item,
 751                                       gpointer data)
 752 {
 753         GList *list;
 754         gchar *rootpath;
 755
 756         if (FOLDER_IS_LOCAL(folder))
 757                 rootpath = LOCAL_FOLDER(folder)->rootpath;
 758         else if (folder->type == F_IMAP && folder->account &&
 759                  folder->account->recv_server)
 760                 rootpath = folder->account->recv_server;
 761         else
 762                 return;
 763
 764         for (list = folderview_list; list != NULL; list = list->next) {
 765                 FolderView *folderview = (FolderView *)list->data;
 766                 MainWindow *mainwin = folderview->mainwin;
 767                 gchar *str;
 768
 769                 if (item->path)
 770                         str = g_strdup_printf(_("Scanning folder %s%c%s ..."),
 771                                               rootpath, G_DIR_SEPARATOR,
 772                                               item->path);
 773                 else
 774                         str = g_strdup_printf(_("Scanning folder %s ..."),
 775                                               rootpath);
 776
 777                 STATUSBAR_PUSH(mainwin, str);
 778                 STATUSBAR_POP(mainwin);
 779                 g_free(str);
 780         }
 781 }
 782
 783 static GtkWidget *label_window_create(const gchar *str)
 784 {
 785         GtkWidget *window;
 786         GtkWidget *label;
 787
 788         window = gtk_window_new(GTK_WINDOW_DIALOG);
 789         gtk_widget_set_usize(window, 380, 60);
 790         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 791         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 792         gtk_window_set_title(GTK_WINDOW(window), str);
 793         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 794         gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
 795         manage_window_set_transient(GTK_WINDOW(window));
 796
 797         label = gtk_label_new(str);
 798         gtk_container_add(GTK_CONTAINER(window), label);
 799         gtk_widget_show(label);
 800
 801         gtk_widget_show_now(window);
 802
 803         return window;
 804 }
 805
 806 void folderview_rescan_tree(Folder *folder)
 807 {
 808         GtkWidget *window;
 809
 810         g_return_if_fail(folder != NULL);
 811
 812         if (!folder->scan_tree) return;
 813
 814         inc_lock();
 815         window = label_window_create(_("Rebuilding folder tree..."));
 816
 817         folder_set_ui_func(folder, folderview_scan_tree_func, NULL);
 818         folder_scan_tree(folder);
 819         folder_set_ui_func(folder, NULL, NULL);
 820
 821         folderview_set_all();
 822
 823         folderview_check_new(folder);
 824
 825         gtk_widget_destroy(window);
 826         inc_unlock();
 827 }
 828
 829 #if 0
 830 void folderview_rescan_all(void)
 831 {
 832         GList *list;
 833         GtkWidget *window;
 834
 835         inc_lock();
 836         window = label_window_create(_("Rescanning all folder trees..."));
 837
 838         list = folder_get_list();
 839         for (; list != NULL; list = list->next) {
 840                 Folder *folder = list->data;
 841
 842                 if (!folder->scan_tree) continue;
 843                 folder_set_ui_func(folder, folderview_scan_tree_func, NULL);
 844                 folder_scan_tree(folder);
 845                 folder_set_ui_func(folder, NULL, NULL);
 846         }
 847
 848         folder_write_list();
 849         folderview_set_all();
 850
 851         list = folder_get_list();
 852         for (; list != NULL; list = list->next) {
 853                 Folder *folder = list->data;
 854
 855                 folderview_check_new(folder);
 856         }
 857
 858         gtk_widget_destroy(window);
 859         inc_unlock();
 860 }
 861 #endif
 862
 863 void folderview_check_new(Folder *folder)
 864 {
 865         GList *list;
 866         FolderItem *item;
 867         FolderView *folderview;
 868         GtkCTree *ctree;
 869         GtkCTreeNode *node;
 870
 871         for (list = folderview_list; list != NULL; list = list->next) {
 872                 folderview = (FolderView *)list->data;
 873                 ctree = GTK_CTREE(folderview->ctree);
 874
 875                 inc_lock();
 876                 main_window_lock(folderview->mainwin);
 877                 gtk_widget_set_sensitive(folderview->ctree, FALSE);
 878
 879                 for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 880                      node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 881                         item = gtk_ctree_node_get_row_data(ctree, node);
 882                         if (!item || !item->path || !item->folder) continue;
 883                         if (item->no_select) continue;
 884                         if (folder && folder != item->folder) continue;
 885                         if (!folder && !FOLDER_IS_LOCAL(item->folder)) continue;
 886
 887                         folderview_scan_tree_func(item->folder, item, NULL);
 888                         if (folder_item_scan(item) < 0) {
 889                                 if (folder && !FOLDER_IS_LOCAL(folder))
 890                                         break;
 891                         }
 892                         folderview_update_node(folderview, node);
 893                 }
 894
 895                 gtk_widget_set_sensitive(folderview->ctree, TRUE);
 896                 main_window_unlock(folderview->mainwin);
 897                 inc_unlock();
 898         }
 899
 900         folder_write_list();
 901 }
 902
 903 void folderview_check_new_all(void)
 904 {
 905         GList *list;
 906         GtkWidget *window;
 907         FolderView *folderview;
 908
 909         folderview = (FolderView *)folderview_list->data;
 910
 911         inc_lock();
 912         main_window_lock(folderview->mainwin);
 913         window = label_window_create
 914                 (_("Checking for new messages in all folders..."));
 915
 916         list = folder_get_list();
 917         for (; list != NULL; list = list->next) {
 918                 Folder *folder = list->data;
 919
 920                 folderview_check_new(folder);
 921         }
 922
 923         folder_write_list();
 924         folderview_set_all();
 925
 926         gtk_widget_destroy(window);
 927         main_window_unlock(folderview->mainwin);
 928         inc_unlock();
 929 }
 930
 931 static gboolean folderview_search_new_recursive(GtkCTree *ctree,
 932                                                 GtkCTreeNode *node)
 933 {
 934         FolderItem *item;
 935
 936         if (node) {
 937                 item = gtk_ctree_node_get_row_data(ctree, node);
 938                 if (item) {
 939                         if (item->new > 0 ||
 940                             (item->stype == F_QUEUE && item->total > 0))
 941                                 return TRUE;
 942                 }
 943                 node = GTK_CTREE_ROW(node)->children;
 944         } else
 945                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 946
 947         while (node) {
 948                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 949                         return TRUE;
 950                 node = GTK_CTREE_ROW(node)->sibling;
 951         }
 952
 953         return FALSE;
 954 }
 955
 956 static gboolean folderview_have_new_children(FolderView *folderview,
 957                                              GtkCTreeNode *node)
 958 {
 959         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 960
 961         if (!node)
 962                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 963         if (!node)
 964                 return FALSE;
 965
 966         node = GTK_CTREE_ROW(node)->children;
 967
 968         while (node) {
 969                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 970                         return TRUE;
 971                 node = GTK_CTREE_ROW(node)->sibling;
 972         }
 973
 974         return FALSE;
 975 }
 976
 977 static gboolean folderview_search_unread_recursive(GtkCTree *ctree,
 978                                                    GtkCTreeNode *node)
 979 {
 980         FolderItem *item;
 981
 982         if (node) {
 983                 item = gtk_ctree_node_get_row_data(ctree, node);
 984                 if (item) {
 985                         if (item->unread > 0 ||
 986                             (item->stype == F_QUEUE && item->total > 0))
 987                                 return TRUE;
 988                 }
 989                 node = GTK_CTREE_ROW(node)->children;
 990         } else
 991                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 992
 993         while (node) {
 994                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
 995                         return TRUE;
 996                 node = GTK_CTREE_ROW(node)->sibling;
 997         }
 998
 999         return FALSE;
1000 }
1001
1002 static gboolean folderview_have_unread_children(FolderView *folderview,
1003                                                 GtkCTreeNode *node)
1004 {
1005         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1006
1007         if (!node)
1008                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1009         if (!node)
1010                 return FALSE;
1011
1012         node = GTK_CTREE_ROW(node)->children;
1013
1014         while (node) {
1015                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
1016                         return TRUE;
1017                 node = GTK_CTREE_ROW(node)->sibling;
1018         }
1019
1020         return FALSE;
1021 }
1022
1023 static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
1024 {
1025         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1026         GtkStyle *style = NULL;
1027         GtkStyle *color_style = NULL;
1028         FolderItem *item;
1029         GdkPixmap *xpm, *openxpm;
1030         GdkBitmap *mask, *openmask;
1031         gchar *name;
1032         gchar *str;
1033         gboolean add_unread_mark;
1034         gboolean use_bold, use_color;
1035
1036         item = gtk_ctree_node_get_row_data(ctree, node);
1037         g_return_if_fail(item != NULL);
1038
1039         switch (item->stype) {
1040         case F_INBOX:
1041                 if (item->hide_read_msgs) {
1042                         xpm = inboxhrmxpm;
1043                         mask = inboxhrmxpmmask;
1044                         openxpm = inboxopenhrmxpm;
1045                         openmask = inboxopenhrmxpmmask;
1046                 } else {
1047                         xpm = inboxxpm;
1048                         mask = inboxxpmmask;
1049                         openxpm = inboxopenxpm;
1050                         openmask = inboxopenxpmmask;
1051                 }
1052                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1053                                 !strcmp2(item->name, INBOX_DIR) ? _("Inbox") :
1054                                 item->name);
1055                 break;
1056         case F_OUTBOX:
1057                 if (item->hide_read_msgs) {
1058                         xpm = outboxhrmxpm;
1059                         mask = outboxhrmxpmmask;
1060                         openxpm = outboxopenhrmxpm;
1061                         openmask = outboxopenhrmxpmmask;
1062                 } else {
1063                         xpm = outboxxpm;
1064                         mask = outboxxpmmask;
1065                         openxpm = outboxopenxpm;
1066                         openmask = outboxopenxpmmask;
1067                 }
1068                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1069                                 !strcmp2(item->name, OUTBOX_DIR) ? _("Sent") :
1070                                 item->name);
1071                 break;
1072         case F_QUEUE:
1073                 if (item->hide_read_msgs) {
1074                         xpm = queuehrmxpm;
1075                         mask = queuehrmxpmmask;
1076                         openxpm = queueopenhrmxpm;
1077                         openmask = queueopenhrmxpmmask;
1078                 } else {
1079                         xpm = queuexpm;
1080                         mask = queuexpmmask;
1081                         openxpm = queueopenxpm;
1082                         openmask = queueopenxpmmask;
1083                 }
1084                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1085                                 !strcmp2(item->name, QUEUE_DIR) ? _("Queue") :
1086                                 item->name);
1087                 break;
1088         case F_TRASH:
1089                 if (item->hide_read_msgs) {
1090                         xpm = trashhrmxpm;
1091                         mask = trashhrmxpmmask;
1092                         openxpm = trashopenhrmxpm;
1093                         openmask = trashopenhrmxpmmask;
1094                 } else {
1095                         xpm = trashxpm;
1096                         mask = trashxpmmask;
1097                         openxpm = trashopenxpm;
1098                         openmask = trashopenxpmmask;
1099                 }
1100                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1101                                 !strcmp2(item->name, TRASH_DIR) ? _("Trash") :
1102                                 item->name);
1103                 break;
1104         case F_DRAFT:
1105                 xpm = folderxpm;
1106                 mask = folderxpmmask;
1107                 if (item->hide_read_msgs) {
1108                         openxpm = folderopenhrmxpm;
1109                         openmask = folderopenhrmxpmmask;
1110                 } else {
1111                         openxpm = folderopenxpm;
1112                         openmask = folderopenxpmmask;
1113                 }
1114                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1115                                 !strcmp2(item->name, DRAFT_DIR) ? _("Drafts") :
1116                                 item->name);
1117                 break;
1118         default:
1119                 if (item->hide_read_msgs) {
1120                         xpm = folderhrmxpm;
1121                         mask = folderhrmxpmmask;
1122                         openxpm = folderopenhrmxpm;
1123                         openmask = folderopenhrmxpmmask;
1124                 } else {
1125                         xpm = folderxpm;
1126                         mask = folderxpmmask;
1127                         openxpm = folderopenxpm;
1128                         openmask = folderopenxpmmask;
1129                 }
1130                 if (!item->parent) {
1131                         switch (item->folder->type) {
1132                         case F_MH:
1133                                 name = " (MH)"; break;
1134                         case F_MBOX:
1135                                 name = " (mbox)"; break;
1136                         case F_IMAP:
1137                                 name = " (IMAP4)"; break;
1138                         case F_NEWS:
1139                                 name = " (News)"; break;
1140                         default:
1141                                 name = "";
1142                         }
1143                         name = g_strconcat(item->name, name, NULL);
1144                 } else {
1145                         if (item->folder->type == F_NEWS &&
1146                             item->path &&
1147                             !strcmp2(item->name, item->path) &&
1148                             prefs_common.ng_abbrev_len < strlen(item->path))
1149                                 name = get_abbrev_newsgroup_name(item->path, prefs_common.ng_abbrev_len);
1150                         else
1151                                 name = g_strdup(item->name);
1152                 }
1153         }
1154
1155         if (!GTK_CTREE_ROW(node)->expanded &&
1156             folderview_have_unread_children(folderview, node))
1157                 add_unread_mark = TRUE;
1158         else
1159                 add_unread_mark = FALSE;
1160
1161         if (item->stype == F_QUEUE && item->total > 0 &&
1162             prefs_common.display_folder_unread) {
1163                 str = g_strdup_printf("%s (%d%s)", name, item->total,
1164                                       add_unread_mark ? "+" : "");
1165                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1166                                         xpm, mask, openxpm, openmask,
1167                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1168                 g_free(str);
1169         } else if ((item->unread > 0 || add_unread_mark) &&
1170                  prefs_common.display_folder_unread) {
1171
1172                 if (item->unread > 0)
1173                         str = g_strdup_printf("%s (%d%s)", name, item->unread,
1174                                               add_unread_mark ? "+" : "");
1175                 else
1176                         str = g_strdup_printf("%s (+)", name);
1177                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1178                                         xpm, mask, openxpm, openmask,
1179                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1180                 g_free(str);
1181         } else
1182                 gtk_ctree_set_node_info(ctree, node, name, FOLDER_SPACING,
1183                                         xpm, mask, openxpm, openmask,
1184                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1185         g_free(name);
1186
1187         if (!item->parent) {
1188                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    "-");
1189                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, "-");
1190                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  "-");
1191         } else {
1192                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    itos(item->new));
1193                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, itos(item->unread));
1194                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  itos(item->total));
1195         }
1196
1197         if (item->stype == F_OUTBOX || item->stype == F_DRAFT ||
1198             item->stype == F_TRASH) {
1199                 use_bold = use_color = FALSE;
1200         } else if (item->stype == F_QUEUE) {
1201                 /* highlight queue folder if there are any messages */
1202                 use_bold = use_color = (item->total > 0);
1203         } else {
1204                 /* if unread messages exist, print with bold font */
1205                 use_bold = (item->unread > 0) || add_unread_mark;
1206                 /* if new messages exist, print with colored letter */
1207                 use_color =
1208                         (item->new > 0) ||
1209                         (add_unread_mark &&
1210                          folderview_have_new_children(folderview, node));
1211         }
1212
1213         gtk_ctree_node_set_foreground(ctree, node, NULL);
1214
1215         if (use_bold && use_color) {
1216                 style = bold_color_style;
1217         } else if (use_bold) {
1218                 style = bold_style;
1219                 if (item->op_count > 0) {
1220                         style = bold_tgtfold_style;
1221                 }
1222         } else if (use_color) {
1223                 style = normal_color_style;
1224                 gtk_ctree_node_set_foreground(ctree, node,
1225                                               &folderview->color_new);
1226         } else if (item->op_count > 0) {
1227                 style = bold_tgtfold_style;
1228         } else if (item->prefs->color > 0) {
1229                 GdkColor gdk_color;
1230
1231                 gtkut_convert_int_to_gdk_color(item->prefs->color, &gdk_color);
1232                 color_style = gtk_style_copy(normal_style);
1233                 color_style->fg[GTK_STATE_NORMAL] = gdk_color;
1234                 style = color_style;
1235         } else {
1236                 style = normal_style;
1237         }
1238
1239         gtk_ctree_node_set_row_style(ctree, node, style);
1240
1241         item->need_update = FALSE;
1242
1243         if ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
1244                 folderview_update_node(folderview, node);
1245 }
1246
1247 void folderview_update_item(FolderItem *item, gboolean update_summary, gpointer data)
1248 {
1249         FolderView *folderview = (FolderView *)data;
1250         GtkCTree *ctree;
1251         GtkCTreeNode *node;
1252
1253         g_return_if_fail(folderview != NULL);
1254         g_return_if_fail(item != NULL);
1255
1256         ctree = GTK_CTREE(folderview->ctree);
1257
1258         node = gtk_ctree_find_by_row_data(ctree, NULL, item);
1259         if (node) {
1260                 folderview_update_node(folderview, node);
1261                 if (update_summary && folderview->opened == node)
1262                         summary_show(folderview->summaryview, item);
1263         }
1264 }
1265
1266 static gboolean folderview_gnode_func(GtkCTree *ctree, guint depth,
1267                                       GNode *gnode, GtkCTreeNode *cnode,
1268                                       gpointer data)
1269 {
1270         FolderView *folderview = (FolderView *)data;
1271         FolderItem *item = FOLDER_ITEM(gnode->data);
1272
1273         g_return_val_if_fail(item != NULL, FALSE);
1274
1275         gtk_ctree_node_set_row_data(ctree, cnode, item);
1276         folderview_update_node(folderview, cnode);
1277
1278         return TRUE;
1279 }
1280
1281 static void folderview_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
1282                                    gpointer data)
1283 {
1284         FolderView *folderview = (FolderView *)data;
1285         FolderItem *item;
1286
1287         if (GTK_CTREE_ROW(node)->children) {
1288                 item = gtk_ctree_node_get_row_data(ctree, node);
1289                 g_return_if_fail(item != NULL);
1290
1291                 if (!item->collapsed)
1292                         gtk_ctree_expand(ctree, node);
1293                 else
1294                         folderview_update_node(folderview, node);
1295         }
1296 }
1297
1298 #define SET_SPECIAL_FOLDER(ctree, item) \
1299 { \
1300         if (item) { \
1301                 GtkCTreeNode *node, *parent, *sibling; \
1302  \
1303                 node = gtk_ctree_find_by_row_data(ctree, root, item); \
1304                 if (!node) \
1305                         g_warning("%s not found.\n", item->path); \
1306                 else { \
1307                         parent = GTK_CTREE_ROW(node)->parent; \
1308                         if (prev && parent == GTK_CTREE_ROW(prev)->parent) \
1309                                 sibling = GTK_CTREE_ROW(prev)->sibling; \
1310                         else \
1311                                 sibling = GTK_CTREE_ROW(parent)->children; \
1312                         if (node != sibling) \
1313                                 gtk_ctree_move(ctree, node, parent, sibling); \
1314                 } \
1315  \
1316                 prev = node; \
1317         } \
1318 }
1319
1320 static void folderview_sort_folders(FolderView *folderview, GtkCTreeNode *root,
1321                                     Folder *folder)
1322 {
1323         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1324         GtkCTreeNode *prev = NULL;
1325
1326         gtk_sctree_sort_recursive(ctree, root);
1327
1328         if (GTK_CTREE_ROW(root)->parent) return;
1329
1330         SET_SPECIAL_FOLDER(ctree, folder->inbox);
1331         SET_SPECIAL_FOLDER(ctree, folder->outbox);
1332         SET_SPECIAL_FOLDER(ctree, folder->draft);
1333         SET_SPECIAL_FOLDER(ctree, folder->queue);
1334         SET_SPECIAL_FOLDER(ctree, folder->trash);
1335 }
1336
1337 static void folderview_append_folder(FolderView *folderview, Folder *folder)
1338 {
1339         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1340         GtkCTreeNode *root;
1341
1342         g_return_if_fail(folder != NULL);
1343
1344         root = gtk_ctree_insert_gnode(ctree, NULL, NULL, folder->node,
1345                                       folderview_gnode_func, folderview);
1346         gtk_ctree_pre_recursive(ctree, root, folderview_expand_func,
1347                                 folderview);
1348         folderview_sort_folders(folderview, root, folder);
1349 }
1350
1351 void folderview_new_folder(FolderView *folderview)
1352 {
1353         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1354         FolderItem *item;
1355
1356         if (!folderview->selected) return;
1357
1358         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1359         g_return_if_fail(item != NULL);
1360         g_return_if_fail(item->folder != NULL);
1361
1362         switch (item->folder->type) {
1363         case F_MBOX:
1364                 folderview_new_mbox_folder_cb(folderview, 0, NULL);
1365                 break;
1366         case F_MH:
1367         case F_MAILDIR:
1368                 folderview_new_folder_cb(folderview, 0, NULL);
1369                 break;
1370         case F_IMAP:
1371                 folderview_new_imap_folder_cb(folderview, 0, NULL);
1372                 break;
1373         case F_NEWS:
1374         default:
1375                 break;
1376         }
1377 }
1378
1379 void folderview_rename_folder(FolderView *folderview)
1380 {
1381         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1382         FolderItem *item;
1383
1384         if (!folderview->selected) return;
1385
1386         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1387         g_return_if_fail(item != NULL);
1388         g_return_if_fail(item->folder != NULL);
1389         if (!item->path) return;
1390         if (item->stype != F_NORMAL) return;
1391
1392         switch (item->folder->type) {
1393         case F_MBOX:
1394                 folderview_rename_mbox_folder_cb(folderview, 0, NULL);
1395         case F_MH:
1396         case F_MAILDIR:
1397         case F_IMAP:
1398                 folderview_rename_folder_cb(folderview, 0, NULL);
1399                 break;
1400         case F_NEWS:
1401         default:
1402                 break;
1403         }
1404 }
1405
1406 void folderview_delete_folder(FolderView *folderview)
1407 {
1408         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1409         FolderItem *item;
1410
1411         if (!folderview->selected) return;
1412
1413         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1414         g_return_if_fail(item != NULL);
1415         g_return_if_fail(item->folder != NULL);
1416         if (!item->path) return;
1417         if (item->stype != F_NORMAL) return;
1418
1419         switch (item->folder->type) {
1420         case F_MH:
1421         case F_MBOX:
1422         case F_MAILDIR:
1423         case F_IMAP:
1424                 folderview_delete_folder_cb(folderview, 0, NULL);
1425                 break;
1426         case F_NEWS:
1427         default:
1428                 break;
1429         }
1430 }
1431
1432
1433 /* callback functions */
1434
1435 static void folderview_button_pressed(GtkWidget *ctree, GdkEventButton *event,
1436                                       FolderView *folderview)
1437 {
1438         GtkCList *clist = GTK_CLIST(ctree);
1439         gint prev_row = -1, row = -1, column = -1;
1440         FolderItem *item;
1441         Folder *folder;
1442         GtkWidget *popup;
1443         gboolean mark_all_read   = FALSE;
1444         gboolean new_folder      = FALSE;
1445         gboolean rename_folder   = FALSE;
1446         gboolean delete_folder   = FALSE;
1447         gboolean update_tree     = FALSE;
1448         gboolean rescan_tree     = FALSE;
1449         gboolean remove_tree     = FALSE;
1450         gboolean search_folder   = FALSE;
1451         gboolean folder_property = FALSE;
1452         gboolean folder_processing  = FALSE;
1453         gboolean folder_scoring  = FALSE;
1454
1455         if (!event) return;
1456
1457         if (event->button == 1) {
1458                 folderview->open_folder = TRUE;
1459                 return;
1460         }
1461
1462         if (event->button == 2 || event->button == 3) {
1463                 /* right clicked */
1464                 if (clist->selection) {
1465                         GtkCTreeNode *node;
1466
1467                         node = GTK_CTREE_NODE(clist->selection->data);
1468                         if (node)
1469                                 prev_row = gtkut_ctree_get_nth_from_node
1470                                         (GTK_CTREE(ctree), node);
1471                 }
1472
1473                 if (!gtk_clist_get_selection_info(clist, event->x, event->y,
1474                                                   &row, &column))
1475                         return;
1476                 if (prev_row != row) {
1477                         gtk_clist_unselect_all(clist);
1478                         if (event->button == 2)
1479                                 folderview_select_node
1480                                         (folderview,
1481                                          gtk_ctree_node_nth(GTK_CTREE(ctree),
1482                                                             row));
1483                         else
1484                                 gtk_clist_select_row(clist, row, column);
1485                 }
1486         }
1487
1488         if (event->button != 3) return;
1489
1490         item = gtk_clist_get_row_data(clist, row);
1491         g_return_if_fail(item != NULL);
1492         g_return_if_fail(item->folder != NULL);
1493         folder = item->folder;
1494
1495         if (folderview->mainwin->lock_count == 0) {
1496                 new_folder = TRUE;
1497                 if (item->parent == NULL) {
1498                         update_tree = remove_tree = TRUE;
1499                         if (folder->account)
1500                                 folder_property = TRUE;
1501                 } else
1502                         mark_all_read = search_folder = folder_property = TRUE;
1503
1504                 if (FOLDER_IS_LOCAL(folder) || FOLDER_TYPE(folder) == F_IMAP || FOLDER_TYPE(folder) == F_MBOX) {
1505                         if (item->parent == NULL)
1506                                 update_tree = rescan_tree = TRUE;
1507                         else if (item->stype == F_NORMAL)
1508                                 rename_folder = delete_folder = folder_scoring = folder_processing = TRUE;
1509                         else if (item->stype == F_INBOX)
1510                                 folder_scoring = folder_processing = TRUE;
1511                         else if (item->stype == F_TRASH)
1512                                 folder_processing = TRUE;
1513                         else if (item->stype == F_OUTBOX)
1514                                 folder_processing = TRUE;
1515                 } else if (FOLDER_TYPE(folder) == F_NEWS) {
1516                         if (item->parent != NULL)
1517                                 delete_folder = folder_scoring = folder_processing = TRUE;
1518                 }
1519                 if (item->unread < 1)
1520                         mark_all_read = FALSE;
1521         }
1522
1523 #define SET_SENS(factory, name, sens) \
1524         menu_set_sensitive(folderview->factory, name, sens)
1525
1526         mark_all_read = mark_all_read &&
1527                         (item == folderview->summaryview->folder_item);
1528
1529         if (FOLDER_IS_LOCAL(folder)) {
1530                 popup = folderview->mail_popup;
1531                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1532                 SET_SENS(mail_factory, "/Mark all read", mark_all_read);
1533                 SET_SENS(mail_factory, "/Create new folder...", new_folder);
1534                 SET_SENS(mail_factory, "/Rename folder...", rename_folder);
1535                 SET_SENS(mail_factory, "/Delete folder", delete_folder);
1536                 SET_SENS(mail_factory, "/Check for new messages", update_tree);
1537                 SET_SENS(mail_factory, "/Rebuild folder tree", rescan_tree);
1538                 SET_SENS(mail_factory, "/Remove mailbox", remove_tree);
1539                 SET_SENS(mail_factory, "/Search folder...", search_folder);
1540                 SET_SENS(mail_factory, "/Properties...", folder_property);
1541                 SET_SENS(mail_factory, "/Processing...", folder_processing);
1542                 SET_SENS(mail_factory, "/Scoring...", folder_scoring);
1543         } else if (FOLDER_TYPE(folder) == F_IMAP) {
1544                 popup = folderview->imap_popup;
1545                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1546                 SET_SENS(imap_factory, "/Mark all read", mark_all_read);
1547                 SET_SENS(imap_factory, "/Create new folder...", new_folder);
1548                 SET_SENS(imap_factory, "/Rename folder...", rename_folder);
1549                 SET_SENS(imap_factory, "/Delete folder", delete_folder);
1550                 SET_SENS(imap_factory, "/Check for new messages", update_tree);
1551                 SET_SENS(imap_factory, "/Rebuild folder tree", rescan_tree);
1552                 SET_SENS(imap_factory, "/Remove IMAP4 account", remove_tree);
1553                 SET_SENS(imap_factory, "/Search folder...", search_folder);
1554                 SET_SENS(imap_factory, "/Properties...", folder_property);
1555                 SET_SENS(imap_factory, "/Processing...", folder_processing);
1556                 SET_SENS(imap_factory, "/Scoring...", folder_scoring);
1557         } else if (FOLDER_TYPE(folder) == F_NEWS) {
1558                 popup = folderview->news_popup;
1559                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1560                 SET_SENS(news_factory, "/Mark all read", mark_all_read);
1561                 SET_SENS(news_factory, "/Subscribe to newsgroup...", new_folder);
1562                 SET_SENS(news_factory, "/Remove newsgroup", delete_folder);
1563 #if 0
1564                 SET_SENS(news_factory, "/Check for new messages", update_tree);
1565 #endif
1566                 SET_SENS(news_factory, "/Remove news account", remove_tree);
1567                 SET_SENS(news_factory, "/Search folder...", search_folder);
1568                 SET_SENS(news_factory, "/Properties...", folder_property);
1569                 SET_SENS(news_factory, "/Processing...", folder_processing);
1570                 SET_SENS(news_factory, "/Scoring...", folder_scoring);
1571         } else if (FOLDER_TYPE(folder) == F_MBOX) {
1572                 popup = folderview->mbox_popup;
1573                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1574                 SET_SENS(mbox_factory, "/Create new folder...", new_folder);
1575                 SET_SENS(mbox_factory, "/Rename folder...", rename_folder);
1576                 SET_SENS(mbox_factory, "/Delete folder", delete_folder);
1577                 SET_SENS(news_factory, "/Properties...", folder_property);
1578                 SET_SENS(mbox_factory, "/Processing...", folder_processing);
1579                 SET_SENS(mbox_factory, "/Scoring...", folder_scoring);
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->messages == 0)
1618                                 folderview_select_next_unread(folderview);
1619                         else
1620                                 folderview_select_node(folderview,
1621                                                        folderview->selected);
1622                 }
1623                 break;
1624         default:
1625                 break;
1626         }
1627 }
1628
1629 static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
1630                                 gint column, FolderView *folderview)
1631 {
1632         static gboolean can_select = TRUE;      /* exclusive lock */
1633         gboolean opened;
1634         FolderItem *item;
1635         gchar *buf;
1636
1637         folderview->selected = row;
1638
1639         if (folderview->opened == row) {
1640                 folderview->open_folder = FALSE;
1641                 return;
1642         }
1643
1644         if (!can_select || summary_is_locked(folderview->summaryview)) {
1645                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1646                 gtk_ctree_select(ctree, folderview->opened);
1647                 return;
1648         }
1649
1650         if (!folderview->open_folder) return;
1651
1652         item = gtk_ctree_node_get_row_data(ctree, row);
1653         if (!item) return;
1654
1655         can_select = FALSE;
1656
1657         /* Save cache for old folder */
1658         /* We don't want to lose all caches if sylpheed crashed */
1659         if (folderview->opened) {
1660                 FolderItem *olditem;
1661
1662                 olditem = gtk_ctree_node_get_row_data(ctree, folderview->opened);
1663                 if (olditem) {
1664                         /* will be null if we just moved the previously opened folder */
1665                         summary_save_prefs_to_folderitem(folderview->summaryview, olditem);
1666                         folder_item_close(olditem);
1667                 }
1668         }
1669
1670         /* CLAWS: set compose button type: news folder items
1671          * always have a news folder as parent */
1672         if (item->folder)
1673                 toolbar_set_compose_button
1674                         (folderview->mainwin->toolbar,
1675                          item->folder->type == F_NEWS ?
1676                          COMPOSEBUTTON_NEWS : COMPOSEBUTTON_MAIL);
1677
1678         if (item->path)
1679                 debug_print("Folder %s is selected\n", item->path);
1680
1681         if (!GTK_CTREE_ROW(row)->children)
1682                 gtk_ctree_expand(ctree, row);
1683         if (folderview->opened &&
1684             !GTK_CTREE_ROW(folderview->opened)->children)
1685                 gtk_ctree_collapse(ctree, folderview->opened);
1686
1687         /* ungrab the mouse event */
1688         if (GTK_WIDGET_HAS_GRAB(ctree)) {
1689                 gtk_grab_remove(GTK_WIDGET(ctree));
1690                 if (gdk_pointer_is_grabbed())
1691                         gdk_pointer_ungrab(GDK_CURRENT_TIME);
1692         }
1693
1694         /* Open Folder */
1695         buf = g_strdup_printf(_("Opening Folder %s..."), item->path);
1696         debug_print("%s\n", buf);
1697         STATUSBAR_PUSH(folderview->mainwin, buf);
1698         g_free(buf);
1699
1700         main_window_cursor_wait(folderview->mainwin);
1701
1702         if (folder_item_open(item) != 0) {
1703                 main_window_cursor_normal(folderview->mainwin);
1704                 STATUSBAR_POP(folderview->mainwin);
1705
1706                 alertpanel_error(_("Folder could not be opened."));
1707
1708                 return;
1709         }
1710
1711         main_window_cursor_normal(folderview->mainwin);
1712
1713         /* Show messages */
1714         summary_set_prefs_from_folderitem(folderview->summaryview, item);
1715         opened = summary_show(folderview->summaryview, item);
1716
1717         folder_clean_cache_memory();
1718
1719         if (!opened) {
1720                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1721                 gtk_ctree_select(ctree, folderview->opened);
1722         } else {
1723                 folderview->opened = row;
1724                 if (gtk_ctree_node_is_visible(ctree, row)
1725                     != GTK_VISIBILITY_FULL)
1726                         gtk_ctree_node_moveto(ctree, row, -1, 0.5, 0);
1727         }
1728
1729         STATUSBAR_POP(folderview->mainwin);
1730
1731         folderview->open_folder = FALSE;
1732         can_select = TRUE;
1733 }
1734
1735 static void folderview_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
1736                                      FolderView *folderview)
1737 {
1738         FolderItem *item;
1739
1740         item = gtk_ctree_node_get_row_data(ctree, node);
1741         g_return_if_fail(item != NULL);
1742         item->collapsed = FALSE;
1743         folderview_update_node(folderview, node);
1744 }
1745
1746 static void folderview_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
1747                                       FolderView *folderview)
1748 {
1749         FolderItem *item;
1750
1751         item = gtk_ctree_node_get_row_data(ctree, node);
1752         g_return_if_fail(item != NULL);
1753         item->collapsed= TRUE;
1754         folderview_update_node(folderview, node);
1755 }
1756
1757 static void folderview_popup_close(GtkMenuShell *menu_shell,
1758                                    FolderView *folderview)
1759 {
1760         if (!folderview->opened) return;
1761
1762         gtkut_ctree_set_focus_row(GTK_CTREE(folderview->ctree),
1763                                   folderview->opened);
1764         gtk_ctree_select(GTK_CTREE(folderview->ctree), folderview->opened);
1765 }
1766
1767 static void folderview_col_resized(GtkCList *clist, gint column, gint width,
1768                                    FolderView *folderview)
1769 {
1770         switch (column) {
1771         case COL_FOLDER:
1772                 prefs_common.folder_col_folder = width;
1773                 break;
1774         case COL_NEW:
1775                 prefs_common.folder_col_new = width;
1776                 break;
1777         case COL_UNREAD:
1778                 prefs_common.folder_col_unread = width;
1779                 break;
1780         case COL_TOTAL:
1781                 prefs_common.folder_col_total = width;
1782                 break;
1783         default:
1784                 break;
1785         }
1786 }
1787
1788 static GtkCTreeNode *folderview_find_by_name(GtkCTree *ctree,
1789                                              GtkCTreeNode *node,
1790                                              const gchar *name)
1791 {
1792         FolderItem *item;
1793
1794         if (!node)
1795                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1796         if (!node)
1797                 return NULL;
1798
1799         node = GTK_CTREE_ROW(node)->children;
1800
1801         while (node) {
1802                 item = gtk_ctree_node_get_row_data(ctree, node);
1803                 if (!folderview_compare_name(item, name))
1804                         return node;
1805                 node = GTK_CTREE_ROW(node)->sibling;
1806         }
1807
1808         return NULL;
1809 }
1810
1811 static void folderview_update_tree_cb(FolderView *folderview, guint action,
1812                                       GtkWidget *widget)
1813 {
1814         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1815         FolderItem *item;
1816
1817         if (!folderview->selected) return;
1818
1819         summary_show(folderview->summaryview, NULL);
1820
1821         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1822         g_return_if_fail(item != NULL);
1823         g_return_if_fail(item->folder != NULL);
1824
1825         if (action == 0)
1826                 folderview_check_new(item->folder);
1827         else
1828                 folderview_rescan_tree(item->folder);
1829
1830         if (folderview->opened) {
1831                 item = gtk_ctree_node_get_row_data(ctree, folderview->opened);
1832                 if (item)
1833                         folder_update_item(item, TRUE);
1834         }
1835 }
1836
1837 void folderview_create_folder_node_recursive(FolderView *folderview, FolderItem *item)
1838 {
1839         GNode *srcnode;
1840
1841         folderview_create_folder_node(folderview, item);
1842
1843         srcnode = item->folder->node;
1844         srcnode = g_node_find(srcnode, G_PRE_ORDER, G_TRAVERSE_ALL, item);
1845         srcnode = srcnode->children;
1846         while (srcnode != NULL) {
1847                 if (srcnode && srcnode->data) {
1848                         FolderItem *next_item = (FolderItem*) srcnode->data;
1849                         folderview_create_folder_node_recursive(folderview, next_item);
1850                 }
1851                 srcnode = srcnode->next;
1852         }
1853 }
1854
1855 void folderview_create_folder_node(FolderView *folderview, FolderItem *item)
1856 {
1857         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1858         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
1859         GtkCTreeNode *node, *parent_node;
1860
1861         parent_node = gtk_ctree_find_by_row_data(ctree, NULL, item->parent);
1862
1863         gtk_clist_freeze(GTK_CLIST(ctree));
1864
1865         text[COL_FOLDER] = item->name;
1866         node = gtk_ctree_insert_node(ctree, parent_node, NULL, text,
1867                                      FOLDER_SPACING,
1868                                      folderxpm, folderxpmmask,
1869                                      folderopenxpm, folderopenxpmmask,
1870                                      FALSE, FALSE);
1871         gtk_ctree_expand(ctree, parent_node);
1872         gtk_ctree_node_set_row_data(ctree, node, item);
1873         if (normal_style)
1874                 gtk_ctree_node_set_row_style(ctree, node, normal_style);
1875         folderview_sort_folders(folderview, folderview->selected, item->folder);
1876
1877         gtk_clist_thaw(GTK_CLIST(ctree));
1878 }
1879
1880 static void folderview_new_folder_cb(FolderView *folderview, guint action,
1881                                      GtkWidget *widget)
1882 {
1883         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1884         FolderItem *item;
1885         FolderItem *new_item;
1886         gchar *new_folder;
1887         gchar *name, *name_;
1888
1889         if (!folderview->selected) return;
1890
1891         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1892         g_return_if_fail(item != NULL);
1893         g_return_if_fail(item->folder != NULL);
1894
1895         new_folder = input_dialog(_("New folder"),
1896                                   _("Input the name of new folder:"),
1897                                   _("NewFolder"));
1898         if (!new_folder) return;
1899
1900         if (item->folder->type != F_MBOX) {
1901                 if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
1902                         alertpanel_error(_("`%c' can't be included in folder name."),
1903                                          G_DIR_SEPARATOR);
1904                         g_free(new_folder);
1905                         return;
1906                 }
1907         }
1908
1909         name_ = trim_string(new_folder, 32);
1910         Xstrdup_a(name, name_, {g_free(new_folder); return;});
1911         g_free(name_);
1912
1913         /* find whether the directory already exists */
1914         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1915                 alertpanel_error(_("The folder `%s' already exists."), name);
1916                 g_free(new_folder);
1917                 return;
1918         }
1919
1920         new_item = folder_create_folder(item, new_folder);
1921         if (!new_item) {
1922                 alertpanel_error(_("Can't create the folder `%s'."), name);
1923                 g_free(new_folder);
1924                 return;
1925         }
1926         g_free(new_folder);
1927
1928         folderview_create_folder_node(folderview, new_item);
1929
1930         folder_write_list();
1931 }
1932
1933 static void folderview_new_mbox_folder_cb(FolderView *folderview, guint action,
1934                                           GtkWidget *widget)
1935 {
1936         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1937         FolderItem *item;
1938         FolderItem *new_item;
1939         gchar *new_folder;
1940
1941         if (!folderview->selected) return;
1942
1943         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1944         g_return_if_fail(item != NULL);
1945         g_return_if_fail(item->folder != NULL);
1946
1947         new_folder = input_dialog(_("New folder"),
1948                                   _("Input the name of new folder:"),
1949                                   _("NewFolder"));
1950         if (!new_folder) return;
1951
1952         /* find whether the directory already exists */
1953         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1954                 alertpanel_error(_("The folder `%s' already exists."),
1955                                  new_folder);
1956                 g_free(new_folder);
1957                 return;
1958         }
1959
1960         new_item = folder_create_folder(item, new_folder);
1961         g_free(new_folder);
1962         if (!new_item) return;
1963
1964         folderview_create_folder_node(folderview, new_item);
1965
1966         folder_write_list();
1967 }
1968
1969 static void folderview_rename_folder_cb(FolderView *folderview, guint action,
1970                                         GtkWidget *widget)
1971 {
1972         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1973         FolderItem *item;
1974         gchar *new_folder;
1975         gchar *name, *name_;
1976         gchar *message;
1977         gchar *old_path;
1978         gchar *old_id;
1979         gchar *new_id;
1980
1981         if (!folderview->selected) return;
1982
1983         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1984         g_return_if_fail(item != NULL);
1985         g_return_if_fail(item->path != NULL);
1986         g_return_if_fail(item->folder != NULL);
1987
1988         name_ = trim_string(item->name, 32);
1989         Xstrdup_a(name, name_, return);
1990         g_free(name_);
1991         message = g_strdup_printf(_("Input new name for `%s':"), name);
1992         new_folder = input_dialog(_("Rename folder"), message,
1993                                   g_basename(item->path));
1994         g_free(message);
1995         if (!new_folder) return;
1996
1997         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
1998                 alertpanel_error(_("`%c' can't be included in folder name."),
1999                                  G_DIR_SEPARATOR);
2000                 g_free(new_folder);
2001                 return;
2002         }
2003
2004         if (folderview_find_by_name
2005                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2006                  new_folder)) {
2007                 name = trim_string(new_folder, 32);
2008                 alertpanel_error(_("The folder `%s' already exists."), name);
2009                 g_free(name);
2010                 g_free(new_folder);
2011                 return;
2012         }
2013
2014         Xstrdup_a(old_path, item->path, {g_free(new_folder); return;});
2015         old_id = folder_item_get_identifier(item);
2016
2017         if (item->folder->rename_folder(item->folder, item, new_folder) < 0) {
2018                 g_free(old_id);
2019                 g_free(new_folder);
2020                 return;
2021         }
2022         g_free(new_folder);
2023
2024         /* if (FOLDER_TYPE(item->folder) == F_MH)
2025                 prefs_filtering_rename_path(old_path, item->path); */
2026         new_id = folder_item_get_identifier(item);
2027         prefs_filtering_rename_path(old_id, new_id);
2028
2029         g_free(old_id);
2030         g_free(new_id);
2031
2032         gtk_clist_freeze(GTK_CLIST(ctree));
2033
2034         folderview_update_node(folderview, folderview->selected);
2035         folderview_sort_folders(folderview,
2036                                 GTK_CTREE_ROW(folderview->selected)->parent,
2037                                 item->folder);
2038         if (folderview->opened == folderview->selected ||
2039             gtk_ctree_is_ancestor(ctree,
2040                                   folderview->selected,
2041                                   folderview->opened)) {
2042                 GtkCTreeNode *node = folderview->opened;
2043                 folderview_unselect(folderview);
2044                 folderview_select_node(folderview, node);
2045         }
2046
2047         gtk_clist_thaw(GTK_CLIST(ctree));
2048
2049         folder_write_list();
2050 }
2051
2052 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
2053                                              guint action,
2054                                              GtkWidget *widget)
2055 {
2056         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2057         FolderItem *item;
2058         gchar *new_folder;
2059         gchar *message;
2060
2061         if (!folderview->selected) return;
2062
2063         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2064         g_return_if_fail(item != NULL);
2065         g_return_if_fail(item->path != NULL);
2066         g_return_if_fail(item->folder != NULL);
2067
2068         message = g_strdup_printf(_("Input new name for `%s':"),
2069                                   g_basename(item->path));
2070         new_folder = input_dialog(_("Rename folder"), message,
2071                                   g_basename(item->path));
2072         g_free(message);
2073         if (!new_folder) return;
2074
2075         if (folderview_find_by_name
2076                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2077                  new_folder)) {
2078                 alertpanel_error(_("The folder `%s' already exists."),
2079                                  new_folder);
2080                 g_free(new_folder);
2081                 return;
2082         }
2083
2084         if (item->folder->rename_folder(item->folder, item, new_folder) < 0) {
2085                 g_free(new_folder);
2086                 return;
2087         }
2088         g_free(new_folder);
2089
2090         gtk_clist_freeze(GTK_CLIST(ctree));
2091
2092         folderview_update_node(folderview, folderview->selected);
2093         folderview_sort_folders(folderview,
2094                                 GTK_CTREE_ROW(folderview->selected)->parent,
2095                                 item->folder);
2096         if (folderview->opened == folderview->selected) {
2097                 if (!GTK_CTREE_ROW(folderview->opened)->children)
2098                         gtk_ctree_expand(ctree, folderview->opened);
2099                 summary_show(folderview->summaryview, item);
2100         }
2101
2102         gtk_clist_thaw(GTK_CLIST(ctree));
2103
2104         folder_write_list();
2105 }
2106
2107 static void folderview_delete_folder_cb(FolderView *folderview, guint action,
2108                                         GtkWidget *widget)
2109 {
2110         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2111         FolderItem *item;
2112         gchar *message, *name, *name_;
2113         AlertValue avalue;
2114         gchar *old_path;
2115         gchar *old_id;
2116
2117         if (!folderview->selected) return;
2118
2119         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2120         g_return_if_fail(item != NULL);
2121         g_return_if_fail(item->path != NULL);
2122         g_return_if_fail(item->folder != NULL);
2123
2124         name_ = trim_string(item->name, 32);
2125         Xstrdup_a(name, name_, return);
2126         g_free(name_);
2127         message = g_strdup_printf
2128                 (_("All folder(s) and message(s) under `%s' will be deleted.\n"
2129                    "Do you really want to delete?"), name);
2130         avalue = alertpanel(_("Delete folder"), message,
2131                             _("Yes"), _("+No"), NULL);
2132         g_free(message);
2133         if (avalue != G_ALERTDEFAULT) return;
2134
2135         Xstrdup_a(old_path, item->path, return);
2136         old_id = folder_item_get_identifier(item);
2137
2138         if (item->folder->remove_folder(item->folder, item) < 0) {
2139                 alertpanel_error(_("Can't remove the folder `%s'."), name);
2140                 if (folderview->opened == folderview->selected)
2141                         summary_show(folderview->summaryview,
2142                                      folderview->summaryview->folder_item);
2143                 g_free(old_id);
2144                 return;
2145         }
2146
2147         /* if (FOLDER_TYPE(item->folder) == F_MH)
2148                 prefs_filtering_delete_path(old_path); */
2149
2150         if (folderview->opened == folderview->selected ||
2151             gtk_ctree_is_ancestor(ctree,
2152                                   folderview->selected,
2153                                   folderview->opened)) {
2154                 summary_clear_all(folderview->summaryview);
2155                 folderview->opened = NULL;
2156         }
2157
2158         gtk_ctree_remove_node(ctree, folderview->selected);
2159         folder_write_list();
2160
2161         prefs_filtering_delete_path(old_id);
2162         g_free(old_id);
2163
2164 }
2165
2166 static void folderview_remove_mailbox_cb(FolderView *folderview, guint action,
2167                                          GtkWidget *widget)
2168 {
2169         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2170         GtkCTreeNode *node;
2171         FolderItem *item;
2172         gchar *name, *name_;
2173         gchar *message;
2174         AlertValue avalue;
2175
2176         if (!folderview->selected) return;
2177         node = folderview->selected;
2178         item = gtk_ctree_node_get_row_data(ctree, node);
2179         g_return_if_fail(item != NULL);
2180         g_return_if_fail(item->folder != NULL);
2181         if (item->parent) return;
2182
2183         name_ = trim_string(item->folder->name, 32);
2184         Xstrdup_a(name, name_, return);
2185         g_free(name_);
2186         message = g_strdup_printf
2187                 (_("Really remove the mailbox `%s' ?\n"
2188                    "(The messages are NOT deleted from the disk)"), name);
2189         avalue = alertpanel(_("Remove mailbox"), message,
2190                             _("Yes"), _("+No"), NULL);
2191         g_free(message);
2192         if (avalue != G_ALERTDEFAULT) return;
2193
2194         folder_destroy(item->folder);
2195         summary_clear_all(folderview->summaryview);
2196         folderview_unselect(folderview);
2197         gtk_ctree_remove_node(ctree, node);
2198         folder_write_list();
2199 }
2200
2201 static void folderview_new_imap_folder_cb(FolderView *folderview, guint action,
2202                                           GtkWidget *widget)
2203 {
2204         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2205         FolderItem *item;
2206         FolderItem *new_item;
2207         gchar *new_folder;
2208         gchar *name, *name_;
2209         gchar *p;
2210
2211         if (!folderview->selected) return;
2212
2213         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2214         g_return_if_fail(item != NULL);
2215         g_return_if_fail(item->folder != NULL);
2216         g_return_if_fail(item->folder->type == F_IMAP);
2217         g_return_if_fail(item->folder->account != NULL);
2218
2219         new_folder = input_dialog
2220                 (_("New folder"),
2221                  _("Input the name of new folder:\n"
2222                    "(if you want to create a folder to store subfolders,\n"
2223                    " append `/' at the end of the name)"),
2224                  _("NewFolder"));
2225         if (!new_folder) return;
2226
2227         if ((p = strchr(new_folder, G_DIR_SEPARATOR)) != NULL &&
2228             *(p + 1) != '\0') {
2229                 alertpanel_error(_("`%c' can't be included in folder name."),
2230                                  G_DIR_SEPARATOR);
2231                 g_free(new_folder);
2232                 return;
2233         }
2234
2235         name_ = trim_string(new_folder, 32);
2236         Xstrdup_a(name, name_, return);
2237         g_free(name_);
2238
2239         /* find whether the directory already exists */
2240         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
2241                 alertpanel_error(_("The folder `%s' already exists."), name);
2242                 g_free(new_folder);
2243                 return;
2244         }
2245
2246         new_item = folder_create_folder(item, new_folder);
2247         if (!new_item) {
2248                 alertpanel_error(_("Can't create the folder `%s'."), name);
2249                 g_free(new_folder);
2250                 return;
2251         }
2252         g_free(new_folder);
2253
2254         folderview_create_folder_node(folderview, new_item);
2255
2256         folder_write_list();
2257 }
2258
2259 static void folderview_rm_imap_server_cb(FolderView *folderview, guint action,
2260                                          GtkWidget *widget)
2261 {
2262         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2263         FolderItem *item;
2264         PrefsAccount *account;
2265         gchar *name, *name_;
2266         gchar *message;
2267         AlertValue avalue;
2268
2269         if (!folderview->selected) return;
2270
2271         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2272         g_return_if_fail(item != NULL);
2273         g_return_if_fail(item->folder != NULL);
2274         g_return_if_fail(item->folder->type == F_IMAP);
2275         g_return_if_fail(item->folder->account != NULL);
2276
2277         name_ = trim_string(item->folder->name, 32);
2278         Xstrdup_a(name, name_, return);
2279         g_free(name_);
2280         message = g_strdup_printf(_("Really delete IMAP4 account `%s'?"), name);
2281         avalue = alertpanel(_("Delete IMAP4 account"), message,
2282                             _("Yes"), _("+No"), NULL);
2283         g_free(message);
2284
2285         if (avalue != G_ALERTDEFAULT) return;
2286
2287         if (folderview->opened == folderview->selected ||
2288             gtk_ctree_is_ancestor(ctree,
2289                                   folderview->selected,
2290                                   folderview->opened)) {
2291                 summary_clear_all(folderview->summaryview);
2292                 folderview->opened = NULL;
2293         }
2294
2295         account = item->folder->account;
2296         folder_destroy(item->folder);
2297         account_destroy(account);
2298         gtk_ctree_remove_node(ctree, folderview->selected);
2299         account_set_menu();
2300         main_window_reflect_prefs_all();
2301         folder_write_list();
2302 }
2303
2304 static void folderview_new_news_group_cb(FolderView *folderview, guint action,
2305                                          GtkWidget *widget)
2306 {
2307         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2308         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
2309         GtkCTreeNode *servernode, *node;
2310         Folder *folder;
2311         FolderItem *item;
2312         FolderItem *rootitem;
2313         FolderItem *newitem;
2314         GSList *new_subscr;
2315         GSList *cur;
2316         GNode *gnode;
2317
2318         if (!folderview->selected) return;
2319
2320         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2321         g_return_if_fail(item != NULL);
2322         folder = item->folder;
2323         g_return_if_fail(folder != NULL);
2324         g_return_if_fail(folder->type == F_NEWS);
2325         g_return_if_fail(folder->account != NULL);
2326
2327         if (GTK_CTREE_ROW(folderview->selected)->parent != NULL)
2328                 servernode = GTK_CTREE_ROW(folderview->selected)->parent;
2329         else
2330                 servernode = folderview->selected;
2331
2332         rootitem = gtk_ctree_node_get_row_data(ctree, servernode);
2333
2334         new_subscr = grouplist_dialog(folder);
2335
2336         /* remove unsubscribed newsgroups */
2337         for (gnode = folder->node->children; gnode != NULL; ) {
2338                 GNode *next = gnode->next;
2339
2340                 item = FOLDER_ITEM(gnode->data);
2341                 if (g_slist_find_custom(new_subscr, item->path,
2342                                         (GCompareFunc)g_strcasecmp) != NULL) {
2343                         gnode = next;
2344                         continue;
2345                 }
2346
2347                 node = gtk_ctree_find_by_row_data(ctree, servernode, item);
2348                 if (!node) {
2349                         gnode = next;
2350                         continue;
2351                 }
2352
2353                 if (folderview->opened == node) {
2354                         summary_clear_all(folderview->summaryview);
2355                         folderview->opened = NULL;
2356                 }
2357
2358                 folder_item_remove(item);
2359                 gtk_ctree_remove_node(ctree, node);
2360
2361                 gnode = next;
2362         }
2363
2364         gtk_clist_freeze(GTK_CLIST(ctree));
2365
2366         /* add subscribed newsgroups */
2367         for (cur = new_subscr; cur != NULL; cur = cur->next) {
2368                 gchar *name = (gchar *)cur->data;
2369
2370                 if (folderview_find_by_name(ctree, servernode, name) != NULL)
2371                         continue;
2372
2373                 text[COL_FOLDER] = name;
2374                 node = gtk_ctree_insert_node(ctree, servernode, NULL, text,
2375                                              FOLDER_SPACING,
2376                                              folderxpm, folderxpmmask,
2377                                              folderopenxpm, folderopenxpmmask,
2378                                              FALSE, FALSE);
2379                 gtk_ctree_expand(ctree, servernode);
2380
2381                 newitem = folder_item_new(folder, name, name);
2382                 folder_item_append(rootitem, newitem);
2383                 gtk_ctree_node_set_row_data(ctree, node, newitem);
2384         }
2385
2386         folderview_sort_folders(folderview, servernode, folder);
2387         gtk_clist_thaw(GTK_CLIST(ctree));
2388
2389         slist_free_strings(new_subscr);
2390         g_slist_free(new_subscr);
2391
2392         folder_write_list();
2393 }
2394
2395 static void folderview_rm_news_group_cb(FolderView *folderview, guint action,
2396                                         GtkWidget *widget)
2397 {
2398         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2399         FolderItem *item;
2400         gchar *name, *name_;
2401         gchar *message;
2402         AlertValue avalue;
2403
2404         if (!folderview->selected) return;
2405
2406         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2407         g_return_if_fail(item != NULL);
2408         g_return_if_fail(item->folder != NULL);
2409         g_return_if_fail(item->folder->type == F_NEWS);
2410         g_return_if_fail(item->folder->account != NULL);
2411
2412         name_ = trim_string(item->path, 32);
2413         Xstrdup_a(name, name_, return);
2414         g_free(name_);
2415         message = g_strdup_printf(_("Really delete newsgroup `%s'?"), name);
2416         avalue = alertpanel(_("Delete newsgroup"), message,
2417                             _("Yes"), _("+No"), NULL);
2418         g_free(message);
2419         if (avalue != G_ALERTDEFAULT) return;
2420
2421         if (folderview->opened == folderview->selected) {
2422                 summary_clear_all(folderview->summaryview);
2423                 folderview->opened = NULL;
2424         }
2425
2426         folder_item_remove(item);
2427         gtk_ctree_remove_node(ctree, folderview->selected);
2428         folder_write_list();
2429 }
2430
2431 static void folderview_rm_news_server_cb(FolderView *folderview, guint action,
2432                                          GtkWidget *widget)
2433 {
2434         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2435         FolderItem *item;
2436         PrefsAccount *account;
2437         gchar *name, *name_;
2438         gchar *message;
2439         AlertValue avalue;
2440
2441         if (!folderview->selected) return;
2442
2443         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2444         g_return_if_fail(item != NULL);
2445         g_return_if_fail(item->folder != NULL);
2446         g_return_if_fail(item->folder->type == F_NEWS);
2447         g_return_if_fail(item->folder->account != NULL);
2448
2449         name_ = trim_string(item->folder->name, 32);
2450         Xstrdup_a(name, name_, return);
2451         g_free(name_);
2452         message = g_strdup_printf(_("Really delete news account `%s'?"), name);
2453         avalue = alertpanel(_("Delete news account"), message,
2454                             _("Yes"), _("+No"), NULL);
2455         g_free(message);
2456
2457         if (avalue != G_ALERTDEFAULT) return;
2458
2459         if (folderview->opened == folderview->selected ||
2460             gtk_ctree_is_ancestor(ctree,
2461                                   folderview->selected,
2462                                   folderview->opened)) {
2463                 summary_clear_all(folderview->summaryview);
2464                 folderview->opened = NULL;
2465         }
2466
2467         account = item->folder->account;
2468         folder_destroy(item->folder);
2469         account_destroy(account);
2470         gtk_ctree_remove_node(ctree, folderview->selected);
2471         account_set_menu();
2472         main_window_reflect_prefs_all();
2473         folder_write_list();
2474 }
2475
2476 static void folderview_search_cb(FolderView *folderview, guint action,
2477                                  GtkWidget *widget)
2478 {
2479         summary_search(folderview->summaryview);
2480 }
2481
2482 static void folderview_property_cb(FolderView *folderview, guint action,
2483                                    GtkWidget *widget)
2484 {
2485         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2486         FolderItem *item;
2487
2488         if (!folderview->selected) return;
2489
2490         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2491         g_return_if_fail(item != NULL);
2492         g_return_if_fail(item->folder != NULL);
2493
2494 #if CLAWS
2495         prefs_folder_item_create(folderview, item);
2496 #else
2497         /*
2498          * CLAWS: wait till Hiro has completed his stuff
2499          */
2500         if (item->parent == NULL && item->folder->account)
2501                 account_open(item->folder->account);
2502         else
2503                 prefs_folder_item_open(item);
2504 #endif
2505 }
2506
2507 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
2508                                           GdkDragContext *context,
2509                                           gint            x,
2510                                           gint            y,
2511                                           guint           time,
2512                                           FolderView     *folderview)
2513 {
2514         gint row, column;
2515         FolderItem *item, *src_item;
2516         GtkCTreeNode *node = NULL;
2517         gboolean acceptable = FALSE;
2518
2519         if (gtk_clist_get_selection_info
2520                 (GTK_CLIST(widget), x - 24, y - 24, &row, &column)) {
2521                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2522                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2523                 src_item = folderview->summaryview->folder_item;
2524
2525                 if (item && item->folder && item->path &&
2526                     src_item && src_item != item) {
2527                         switch (item->folder->type) {
2528                         case F_MH:
2529                         case F_IMAP:
2530                                 acceptable = TRUE;
2531                                 break;
2532                         default:
2533                                 break;
2534                         }
2535                 } else if (item && item->folder && folder_item_get_path(item) &&
2536                            src_item && src_item != item) {
2537                         /* a root folder - acceptable only from folderview */
2538                         if (item->folder->type == F_MH || item->folder->type == F_IMAP)
2539                                 acceptable = TRUE;
2540                 }
2541
2542         }
2543
2544         if (acceptable) {
2545                 gtk_signal_handler_block_by_func
2546                         (GTK_OBJECT(widget),
2547                          GTK_SIGNAL_FUNC(folderview_selected), folderview);
2548                 gtk_ctree_select(GTK_CTREE(widget), node);
2549                 gtk_signal_handler_unblock_by_func
2550                         (GTK_OBJECT(widget),
2551                          GTK_SIGNAL_FUNC(folderview_selected), folderview);
2552                 gdk_drag_status(context,
2553                                         (context->actions == GDK_ACTION_COPY ?
2554                                         GDK_ACTION_COPY : GDK_ACTION_MOVE) , time);
2555         } else {
2556                 gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2557                 gdk_drag_status(context, 0, time);
2558         }
2559
2560         return acceptable;
2561 }
2562
2563 static void folderview_drag_leave_cb(GtkWidget      *widget,
2564                                      GdkDragContext *context,
2565                                      guint           time,
2566                                      FolderView     *folderview)
2567 {
2568         gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2569 }
2570
2571 static void folderview_drag_received_cb(GtkWidget        *widget,
2572                                         GdkDragContext   *drag_context,
2573                                         gint              x,
2574                                         gint              y,
2575                                         GtkSelectionData *data,
2576                                         guint             info,
2577                                         guint             time,
2578                                         FolderView       *folderview)
2579 {
2580         gint row, column;
2581         FolderItem *item, *src_item;
2582         GtkCTreeNode *node;
2583
2584         if ((void *)strstr(data->data, "FROM_OTHER_FOLDER") != (void *)data->data) {
2585                 /* comes from summaryview */
2586                 if (gtk_clist_get_selection_info
2587                         (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0)
2588                         return;
2589
2590                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2591                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2592                 src_item = folderview->summaryview->folder_item;
2593
2594                 /* re-check (due to acceptable possibly set for folder moves */
2595                 if (!(item && item->folder && item->path &&
2596                       src_item && src_item != item &&
2597                       (item->folder->type == F_MH || item->folder->type == F_IMAP))) {
2598                         return;
2599                 }
2600                 if (item && src_item) {
2601                         switch (drag_context->action) {
2602                                 case GDK_ACTION_COPY:
2603                                         summary_copy_selected_to(folderview->summaryview, item);
2604                                         gtk_drag_finish(drag_context, TRUE, FALSE, time);
2605                                         break;
2606                                 case GDK_ACTION_MOVE:
2607                                 case GDK_ACTION_DEFAULT:
2608                                 default:
2609                         if (src_item->folder->type != item->folder->type ||
2610                             (item->folder->type == F_IMAP &&
2611                              src_item->folder != item->folder))
2612                                 summary_copy_selected_to(folderview->summaryview, item);
2613                         else
2614                                 summary_move_selected_to(folderview->summaryview, item);
2615                         gtk_drag_finish(drag_context, TRUE, TRUE, time);
2616                         }
2617                 } else
2618                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2619         } else {
2620                 /* comes from folderview */
2621                 char *source;
2622                 char *buf;
2623                 gint status;
2624                 GtkCTreeNode *src_node;
2625                 FolderItem *new_item, *src_parent;
2626
2627                 source = data->data + 17;
2628                 if (gtk_clist_get_selection_info
2629                     (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0
2630                     || *source == 0) {
2631                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2632                         return;
2633                 }
2634                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2635                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2636                 src_item = folder_find_item_from_path(source);
2637
2638                 if (!src_item || src_item->stype != F_NORMAL) {
2639                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2640                         return;
2641                 }
2642                 src_parent = src_item->parent;
2643                 src_node = gtk_ctree_find_by_row_data(GTK_CTREE(widget), NULL, src_item);
2644
2645                 buf = g_strdup_printf(_("Moving %s to %s..."), src_item->name, item->name);
2646                 STATUSBAR_PUSH(folderview->mainwin, buf);
2647                 g_free(buf);
2648                 summary_clear_all(folderview->summaryview);
2649                 folderview->opened = NULL;
2650                 folderview->selected = NULL;
2651                 gtk_widget_set_sensitive(folderview->ctree, FALSE);
2652                 inc_lock();
2653                 main_window_cursor_wait(folderview->mainwin);
2654                 if ((status = folder_item_move_to(src_item, item, &new_item)) == F_MOVE_OK) {
2655                         main_window_cursor_normal(folderview->mainwin);
2656                         gtk_drag_finish(drag_context, TRUE, TRUE, time);
2657
2658                         if (src_node)
2659                                 gtk_ctree_remove_node(GTK_CTREE(widget), src_node);
2660                         else
2661                                 debug_print("can't remove src node: is null\n");
2662
2663                         STATUSBAR_POP(folderview->mainwin);
2664                         folderview_create_folder_node_recursive(folderview, new_item);
2665                         folder_update_item(src_parent, TRUE);
2666                         folder_update_item_recursive(new_item, TRUE);
2667                         folderview_sort_folders(folderview,
2668                                 gtk_ctree_find_by_row_data(GTK_CTREE(widget),
2669                                         NULL, new_item->parent), new_item->folder);
2670                         folderview_select(folderview, new_item);
2671                 } else {
2672                         main_window_cursor_normal(folderview->mainwin);
2673                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2674                         STATUSBAR_POP(folderview->mainwin);
2675                         switch (status) {
2676                         case F_MOVE_FAILED_DEST_IS_PARENT:
2677                                 alertpanel_error(_("Source and destination are the same."));
2678                                 break;
2679                         case F_MOVE_FAILED_DEST_IS_CHILD:
2680                                 alertpanel_error(_("Can't move a folder to one of its children."));
2681                                 break;
2682                         default:
2683                                 alertpanel_error(_("Move failed!"));
2684                                 break;
2685                         }
2686                 }
2687                 inc_unlock();
2688                 gtk_widget_set_sensitive(folderview->ctree, TRUE);
2689         }
2690 }
2691
2692 static gint folderview_clist_compare(GtkCList *clist,
2693                                      gconstpointer ptr1, gconstpointer ptr2)
2694 {
2695         FolderItem *item1 = ((GtkCListRow *)ptr1)->data;
2696         FolderItem *item2 = ((GtkCListRow *)ptr2)->data;
2697
2698         if (!item1->name)
2699                 return (item2->name != NULL);
2700         if (!item2->name)
2701                 return -1;
2702
2703         return g_strcasecmp(item1->name, item2->name);
2704 }
2705
2706 static gint folderview_compare_name(gconstpointer a, gconstpointer b)
2707 {
2708         const FolderItem *item = a;
2709         const gchar *name = b;
2710
2711         if (!item->path) return -1;
2712         return strcmp2(g_basename(item->path), name);
2713 }
2714
2715 static void folderview_scoring_cb(FolderView *folderview, guint action,
2716                                    GtkWidget *widget)
2717 {
2718         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2719         FolderItem *item;
2720
2721         if (!folderview->selected) return;
2722
2723         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2724         g_return_if_fail(item != NULL);
2725         g_return_if_fail(item->folder != NULL);
2726
2727         prefs_scoring_open(item);
2728 }
2729
2730 static void folderview_processing_cb(FolderView *folderview, guint action,
2731                                      GtkWidget *widget)
2732 {
2733         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2734         FolderItem *item;
2735
2736         if (!folderview->selected) return;
2737
2738         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2739         g_return_if_fail(item != NULL);
2740         g_return_if_fail(item->folder != NULL);
2741
2742         prefs_filtering_open(item, NULL, NULL);
2743 }
2744
2745 void folderview_set_target_folder_color(gint color_op)
2746 {
2747         gint firstone = 1;
2748         GList *list;
2749         FolderView *folderview;
2750
2751         for (list = folderview_list; list != NULL; list = list->next) {
2752                 folderview = (FolderView *)list->data;
2753                 gtkut_convert_int_to_gdk_color(color_op, &folderview->color_op);
2754                 if (firstone) {
2755                         bold_tgtfold_style->fg[GTK_STATE_NORMAL] =
2756                                 folderview->color_op;
2757                         firstone = 0;
2758                 }
2759         }
2760 }
2761
2762 void folderview_reflect_prefs_pixmap_theme(FolderView *folderview)
2763 {
2764         folderview_init(folderview);
2765         folderview_set_all();
2766 }
2767
2768 GtkTargetEntry folderview_drag_types[1] =
2769 {
2770         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
2771 };
2772
2773
2774 static void folderview_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
2775                                   FolderView       *folderview)
2776 {
2777         GtkTargetList *list;
2778         GdkDragContext *context;
2779
2780         g_return_if_fail(folderview != NULL);
2781         if (folderview->selected == NULL) return;
2782
2783         list = gtk_target_list_new(folderview_drag_types, 1);
2784
2785         context = gtk_drag_begin(widget, list,
2786                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
2787         gtk_drag_set_icon_default(context);
2788 }
2789
2790 static void folderview_drag_data_get(GtkWidget        *widget,
2791                                      GdkDragContext   *drag_context,
2792                                      GtkSelectionData *selection_data,
2793                                      guint             info,
2794                                      guint             time,
2795                                      FolderView       *folderview)
2796 {
2797         FolderItem *item;
2798         GList *cur;
2799         gchar *source=NULL;
2800
2801         for (cur = GTK_CLIST(folderview->ctree)->selection;
2802              cur != NULL; cur = cur->next) {
2803                 item = gtk_ctree_node_get_row_data
2804                         (GTK_CTREE(folderview->ctree),
2805                          GTK_CTREE_NODE(cur->data));
2806                 if (item) {
2807                         source = g_strdup_printf ("FROM_OTHER_FOLDER%s", item->path);
2808                         gtk_selection_data_set(selection_data,
2809                                                selection_data->target, 8,
2810                                                source, strlen(source));
2811                         break;
2812                 } else
2813                         return;
2814         }
2815 }
2816