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