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Sourcecode: nautilus version File versions

nautilus-window-bookmarks.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */

/*
 * Nautilus
 *
 * Copyright (C) 2000, 2001 Eazel, Inc.
 * Copyright (C) 2005 Red Hat, Inc.
 *
 * Nautilus is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * Nautilus is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * Author: John Sullivan <sullivan@eazel.com>
 *         Alexander Larsson <alexl@redhat.com>
 */

#include <config.h>

#include <locale.h> 

#include "nautilus-actions.h"
#include "nautilus-bookmark-list.h"
#include "nautilus-bookmarks-window.h"
#include "nautilus-window-bookmarks.h"
#include "nautilus-window-private.h"
#include <libnautilus-private/nautilus-undo-manager.h>
#include <eel/eel-debug.h>
#include <eel/eel-stock-dialogs.h>
#include <eel/eel-vfs-extensions.h>
#include <eel/eel-gtk-extensions.h>

#define MENU_ITEM_MAX_WIDTH_CHARS 32

static GtkWindow *bookmarks_window = NULL;
static NautilusBookmarkList *bookmarks = NULL;

static void schedule_refresh_bookmarks_menu (NautilusWindow *window);

static void
free_bookmark_list (void)
{
      g_object_unref (bookmarks);
}

NautilusBookmarkList *
nautilus_get_bookmark_list (void)
{
        if (bookmarks == NULL) {
                bookmarks = nautilus_bookmark_list_new ();
                eel_debug_call_at_shutdown (free_bookmark_list);
        }
      
        return bookmarks;
}


static void
remove_bookmarks_for_uri_if_yes (GtkDialog *dialog, int response, gpointer callback_data)
{
      const char *uri;

      g_assert (GTK_IS_DIALOG (dialog));
      g_assert (callback_data != NULL);

      if (response == GTK_RESPONSE_YES) {
            uri = callback_data;
            nautilus_bookmark_list_delete_items_with_uri (nautilus_get_bookmark_list (), uri);
      }

      gtk_object_destroy (GTK_OBJECT (dialog));
}

static void
show_bogus_bookmark_window (NautilusWindow *window,
                      NautilusBookmark *bookmark)
{
      GtkDialog *dialog;
      GFile *location;
      char *uri_for_display;
      char *prompt;
      char *detail;

      location = nautilus_bookmark_get_location (bookmark);
      uri_for_display = g_file_get_parse_name (location);
      
      prompt = _("Do you want to remove any bookmarks with the "
               "non-existing location from your list?");
      detail = g_strdup_printf (_("The location \"%s\" does not exist."), uri_for_display);
      
      dialog = eel_show_yes_no_dialog (prompt, detail,
                               _("Bookmark for Nonexistent Location"),
                               GTK_STOCK_CANCEL,
                               GTK_WINDOW (window));

      g_signal_connect_data (dialog,
                         "response",
                         G_CALLBACK (remove_bookmarks_for_uri_if_yes),
                         g_file_get_uri (location),
                         (GClosureNotify)g_free,
                         0);

      gtk_dialog_set_default_response (dialog, GTK_RESPONSE_NO);

      g_object_unref (location);
      g_free (uri_for_display);
      g_free (detail);
}

static GtkWindow *
get_or_create_bookmarks_window (GObject *undo_manager_source)
{
      if (bookmarks_window == NULL) {
            bookmarks_window = create_bookmarks_window (nautilus_get_bookmark_list(), undo_manager_source);
      } else {
            edit_bookmarks_dialog_set_signals (undo_manager_source);
      }

      return bookmarks_window;
}

/**
 * nautilus_bookmarks_exiting:
 * 
 * Last chance to save state before app exits.
 * Called when application exits; don't call from anywhere else.
 **/
void
nautilus_bookmarks_exiting (void)
{
      if (bookmarks_window != NULL) {
            nautilus_bookmarks_window_save_geometry (bookmarks_window);
            gtk_widget_destroy (GTK_WIDGET (bookmarks_window));
      }
}

/**
 * add_bookmark_for_current_location
 * 
 * Add a bookmark for the displayed location to the bookmarks menu.
 * Does nothing if there's already a bookmark for the displayed location.
 */
void
nautilus_window_add_bookmark_for_current_location (NautilusWindow *window)
{
      NautilusBookmark *bookmark;
      NautilusWindowSlot *slot;

      g_assert (NAUTILUS_IS_WINDOW (window));

      slot = window->details->active_slot;
      bookmark = slot->current_location_bookmark;

      if (!nautilus_bookmark_list_contains (nautilus_get_bookmark_list (), bookmark)) {
            nautilus_bookmark_list_append (nautilus_get_bookmark_list (), bookmark); 
      }
}

void
nautilus_window_edit_bookmarks (NautilusWindow *window)
{
      GtkWindow *dialog;

      dialog = get_or_create_bookmarks_window (G_OBJECT (window));

      gtk_window_set_screen (
            dialog, gtk_window_get_screen (GTK_WINDOW (window)));
        gtk_window_present (dialog);
}

void
nautilus_window_remove_bookmarks_menu_callback (NautilusWindow *window)
{
        if (window->details->refresh_bookmarks_menu_idle_id != 0) {
                g_source_remove (window->details->refresh_bookmarks_menu_idle_id);
            window->details->refresh_bookmarks_menu_idle_id = 0;
        }
}

static void
remove_bookmarks_menu_items (NautilusWindow *window)
{
      GtkUIManager *ui_manager;
      
      ui_manager = nautilus_window_get_ui_manager (window);
      if (window->details->bookmarks_merge_id != 0) {
            gtk_ui_manager_remove_ui (ui_manager,
                                window->details->bookmarks_merge_id);
            window->details->bookmarks_merge_id = 0;
      }
      if (window->details->bookmarks_action_group != NULL) {
            gtk_ui_manager_remove_action_group (ui_manager,
                                        window->details->bookmarks_action_group);
            window->details->bookmarks_action_group = NULL;
      }
}

static void
connect_proxy_cb (GtkActionGroup *action_group,
                  GtkAction *action,
                  GtkWidget *proxy,
                  gpointer dummy)
{
      GtkLabel *label;

      if (!GTK_IS_MENU_ITEM (proxy))
            return;

      label = GTK_LABEL (GTK_BIN (proxy)->child);

      gtk_label_set_use_underline (label, FALSE);
      gtk_label_set_ellipsize (label, PANGO_ELLIPSIZE_END);
      gtk_label_set_max_width_chars (label, MENU_ITEM_MAX_WIDTH_CHARS);
}

static void
update_bookmarks (NautilusWindow *window)
{
        NautilusBookmarkList *bookmarks;
      NautilusBookmark *bookmark;
      guint bookmark_count;
      guint index;
      GtkUIManager *ui_manager;

      g_assert (NAUTILUS_IS_WINDOW (window));
      g_assert (window->details->bookmarks_merge_id == 0);
      g_assert (window->details->bookmarks_action_group == NULL);

      bookmarks = nautilus_get_bookmark_list ();

      ui_manager = nautilus_window_get_ui_manager (NAUTILUS_WINDOW (window));
      
      window->details->bookmarks_merge_id = gtk_ui_manager_new_merge_id (ui_manager);
      window->details->bookmarks_action_group = gtk_action_group_new ("BookmarksGroup");
      g_signal_connect (window->details->bookmarks_action_group, "connect-proxy",
                    G_CALLBACK (connect_proxy_cb), NULL);

      gtk_ui_manager_insert_action_group (ui_manager,
                                  window->details->bookmarks_action_group,
                                  -1);
      g_object_unref (window->details->bookmarks_action_group);

      /* append new set of bookmarks */
      bookmark_count = nautilus_bookmark_list_length (bookmarks);
      for (index = 0; index < bookmark_count; ++index) {
            bookmark = nautilus_bookmark_list_item_at (bookmarks, index);

            if (nautilus_bookmark_uri_known_not_to_exist (bookmark)) {
                  continue;
            }

            nautilus_menus_append_bookmark_to_menu
                  (NAUTILUS_WINDOW (window),
                   bookmark,
                   NAUTILUS_WINDOW_GET_CLASS (window)->bookmarks_placeholder,
                   "dynamic",
                   index,
                   window->details->bookmarks_action_group,
                   window->details->bookmarks_merge_id,
                   G_CALLBACK (schedule_refresh_bookmarks_menu), 
                   show_bogus_bookmark_window);
      }
}

static void
refresh_bookmarks_menu (NautilusWindow *window)
{
      g_assert (NAUTILUS_IS_WINDOW (window));

      /* Unregister any pending call to this function. */
      nautilus_window_remove_bookmarks_menu_callback (window);

      remove_bookmarks_menu_items (window);
      update_bookmarks (window);
}


static gboolean
refresh_bookmarks_menu_idle_callback (gpointer data)
{
      g_assert (NAUTILUS_IS_WINDOW (data));

      refresh_bookmarks_menu (NAUTILUS_WINDOW (data));

        /* Don't call this again (unless rescheduled) */
        return FALSE;
}

static void
schedule_refresh_bookmarks_menu (NautilusWindow *window)
{
      g_assert (NAUTILUS_IS_WINDOW (window));

      if (window->details->refresh_bookmarks_menu_idle_id == 0) {
                window->details->refresh_bookmarks_menu_idle_id
                        = g_idle_add (refresh_bookmarks_menu_idle_callback,
                              window);
      }     
}

/**
 * nautilus_window_initialize_bookmarks_menu
 * 
 * Fill in bookmarks menu with stored bookmarks, and wire up signals
 * so we'll be notified when bookmark list changes.
 */
void 
nautilus_window_initialize_bookmarks_menu (NautilusWindow *window)
{
      g_assert (NAUTILUS_IS_WINDOW (window));

      /* Construct the initial set of bookmarks. */
      /* We do this in an idle, since this is called in the constructor
       * where we don't know the real type of the window */
      schedule_refresh_bookmarks_menu (window);

      /* Recreate dynamic part of menu if bookmark list changes */
      g_signal_connect_object (nautilus_get_bookmark_list (), "contents_changed",
                         G_CALLBACK (schedule_refresh_bookmarks_menu),
                         window, G_CONNECT_SWAPPED);
}

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