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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* Nautilus
*
* Copyright (C) 2000 Eazel, 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.
*
* Authors: Darin Adler <darin@bentspoon.com>
*/
#include <config.h>
#include "nautilus-desktop-window.h"
#include "nautilus-window-private.h"
#include "nautilus-actions.h"
#include <X11/Xatom.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <gio/gio.h>
#include <glib/gi18n.h>
#include <eel/eel-vfs-extensions.h>
#include <libnautilus-private/nautilus-file-utilities.h>
#include <libnautilus-private/nautilus-icon-names.h>
#include <libnautilus-private/nautilus-global-preferences.h>
struct NautilusDesktopWindowDetails {
gulong size_changed_id;
gboolean loaded;
};
G_DEFINE_TYPE (NautilusDesktopWindow, nautilus_desktop_window,
NAUTILUS_TYPE_WINDOW);
static void
nautilus_desktop_window_dispose (GObject *obj)
{
NautilusDesktopWindow *window = NAUTILUS_DESKTOP_WINDOW (obj);
g_signal_handlers_disconnect_by_func (nautilus_preferences,
nautilus_desktop_window_update_directory,
window);
G_OBJECT_CLASS (nautilus_desktop_window_parent_class)->dispose (obj);
}
static void
nautilus_desktop_window_constructed (GObject *obj)
{
GtkActionGroup *action_group;
GtkAction *action;
AtkObject *accessible;
NautilusDesktopWindow *window = NAUTILUS_DESKTOP_WINDOW (obj);
NautilusWindow *nwindow = NAUTILUS_WINDOW (obj);
G_OBJECT_CLASS (nautilus_desktop_window_parent_class)->constructed (obj);
gtk_widget_hide (nwindow->details->statusbar);
gtk_widget_hide (nwindow->details->menubar);
action_group = nautilus_window_get_main_action_group (nwindow);
/* Don't allow close action on desktop */
action = gtk_action_group_get_action (action_group,
NAUTILUS_ACTION_CLOSE);
gtk_action_set_sensitive (action, FALSE);
/* Don't allow new tab on desktop */
action = gtk_action_group_get_action (action_group,
NAUTILUS_ACTION_NEW_TAB);
gtk_action_set_sensitive (action, FALSE);
/* Set the accessible name so that it doesn't inherit the cryptic desktop URI. */
accessible = gtk_widget_get_accessible (GTK_WIDGET (window));
if (accessible) {
atk_object_set_name (accessible, _("Desktop"));
}
/* Monitor the preference to have the desktop */
/* point to the Unix home folder */
g_signal_connect_swapped (nautilus_preferences, "changed::" NAUTILUS_PREFERENCES_DESKTOP_IS_HOME_DIR,
G_CALLBACK (nautilus_desktop_window_update_directory),
window);
}
static void
nautilus_desktop_window_init (NautilusDesktopWindow *window)
{
window->details = G_TYPE_INSTANCE_GET_PRIVATE (window, NAUTILUS_TYPE_DESKTOP_WINDOW,
NautilusDesktopWindowDetails);
gtk_window_move (GTK_WINDOW (window), 0, 0);
/* shouldn't really be needed given our semantic type
* of _NET_WM_TYPE_DESKTOP, but why not
*/
gtk_window_set_resizable (GTK_WINDOW (window),
FALSE);
g_object_set_data (G_OBJECT (window), "is_desktop_window",
GINT_TO_POINTER (1));
}
static gint
nautilus_desktop_window_delete_event (NautilusDesktopWindow *window)
{
/* Returning true tells GTK+ not to delete the window. */
return TRUE;
}
void
nautilus_desktop_window_update_directory (NautilusDesktopWindow *window)
{
GFile *location;
g_assert (NAUTILUS_IS_DESKTOP_WINDOW (window));
window->details->loaded = FALSE;
location = g_file_new_for_uri (EEL_DESKTOP_URI);
nautilus_window_go_to (NAUTILUS_WINDOW (window), location);
window->details->loaded = TRUE;
g_object_unref (location);
}
static void
nautilus_desktop_window_screen_size_changed (GdkScreen *screen,
NautilusDesktopWindow *window)
{
int width_request, height_request;
width_request = gdk_screen_get_width (screen);
height_request = gdk_screen_get_height (screen);
g_object_set (window,
"width_request", width_request,
"height_request", height_request,
NULL);
}
NautilusDesktopWindow *
nautilus_desktop_window_new (GdkScreen *screen)
{
NautilusDesktopWindow *window;
int width_request, height_request;
width_request = gdk_screen_get_width (screen);
height_request = gdk_screen_get_height (screen);
window = g_object_new (NAUTILUS_TYPE_DESKTOP_WINDOW,
"disable-chrome", TRUE,
"width_request", width_request,
"height_request", height_request,
"screen", screen,
NULL);
/* Special sawmill setting*/
gtk_window_set_wmclass (GTK_WINDOW (window), "desktop_window", "Nautilus");
g_signal_connect (window, "delete_event", G_CALLBACK (nautilus_desktop_window_delete_event), NULL);
/* Point window at the desktop folder.
* Note that nautilus_desktop_window_init is too early to do this.
*/
nautilus_desktop_window_update_directory (window);
return window;
}
static void
map (GtkWidget *widget)
{
/* Chain up to realize our children */
GTK_WIDGET_CLASS (nautilus_desktop_window_parent_class)->map (widget);
gdk_window_lower (gtk_widget_get_window (widget));
}
static void
unrealize (GtkWidget *widget)
{
NautilusDesktopWindow *window;
NautilusDesktopWindowDetails *details;
GdkWindow *root_window;
window = NAUTILUS_DESKTOP_WINDOW (widget);
details = window->details;
root_window = gdk_screen_get_root_window (
gtk_window_get_screen (GTK_WINDOW (window)));
gdk_property_delete (root_window,
gdk_atom_intern ("NAUTILUS_DESKTOP_WINDOW_ID", TRUE));
if (details->size_changed_id != 0) {
g_signal_handler_disconnect (gtk_window_get_screen (GTK_WINDOW (window)),
details->size_changed_id);
details->size_changed_id = 0;
}
GTK_WIDGET_CLASS (nautilus_desktop_window_parent_class)->unrealize (widget);
}
static void
set_wmspec_desktop_hint (GdkWindow *window)
{
GdkAtom atom;
atom = gdk_atom_intern ("_NET_WM_WINDOW_TYPE_DESKTOP", FALSE);
gdk_property_change (window,
gdk_atom_intern ("_NET_WM_WINDOW_TYPE", FALSE),
gdk_x11_xatom_to_atom (XA_ATOM), 32,
GDK_PROP_MODE_REPLACE, (guchar *) &atom, 1);
}
static void
set_desktop_window_id (NautilusDesktopWindow *window,
GdkWindow *gdkwindow)
{
/* Tuck the desktop windows xid in the root to indicate we own the desktop.
*/
Window window_xid;
GdkWindow *root_window;
root_window = gdk_screen_get_root_window (
gtk_window_get_screen (GTK_WINDOW (window)));
window_xid = GDK_WINDOW_XID (gdkwindow);
gdk_property_change (root_window,
gdk_atom_intern ("NAUTILUS_DESKTOP_WINDOW_ID", FALSE),
gdk_x11_xatom_to_atom (XA_WINDOW), 32,
GDK_PROP_MODE_REPLACE, (guchar *) &window_xid, 1);
}
static void
realize (GtkWidget *widget)
{
NautilusDesktopWindow *window;
NautilusDesktopWindowDetails *details;
window = NAUTILUS_DESKTOP_WINDOW (widget);
details = window->details;
/* Make sure we get keyboard events */
gtk_widget_set_events (widget, gtk_widget_get_events (widget)
| GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK);
/* Do the work of realizing. */
GTK_WIDGET_CLASS (nautilus_desktop_window_parent_class)->realize (widget);
/* This is the new way to set up the desktop window */
set_wmspec_desktop_hint (gtk_widget_get_window (widget));
set_desktop_window_id (window, gtk_widget_get_window (widget));
details->size_changed_id =
g_signal_connect (gtk_window_get_screen (GTK_WINDOW (window)), "size_changed",
G_CALLBACK (nautilus_desktop_window_screen_size_changed), window);
}
static NautilusIconInfo *
real_get_icon (NautilusWindow *window,
NautilusWindowSlot *slot)
{
return nautilus_icon_info_lookup_from_name (NAUTILUS_ICON_DESKTOP, 48);
}
static void
real_sync_title (NautilusWindow *window,
NautilusWindowSlot *slot)
{
/* hardcode "Desktop" */
gtk_window_set_title (GTK_WINDOW (window), _("Desktop"));
}
static void
real_window_close (NautilusWindow *window)
{
/* stub, does nothing */
return;
}
static void
nautilus_desktop_window_class_init (NautilusDesktopWindowClass *klass)
{
GtkWidgetClass *wclass = GTK_WIDGET_CLASS (klass);
NautilusWindowClass *nclass = NAUTILUS_WINDOW_CLASS (klass);
GObjectClass *oclass = G_OBJECT_CLASS (klass);
oclass->constructed = nautilus_desktop_window_constructed;
oclass->dispose = nautilus_desktop_window_dispose;
wclass->realize = realize;
wclass->unrealize = unrealize;
wclass->map = map;
nclass->sync_title = real_sync_title;
nclass->get_icon = real_get_icon;
nclass->close = real_window_close;
g_type_class_add_private (klass, sizeof (NautilusDesktopWindowDetails));
}
gboolean
nautilus_desktop_window_loaded (NautilusDesktopWindow *window)
{
return window->details->loaded;
}
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