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/* GDK - The GIMP Drawing Kit
* gdkdisplaymanager-x11.c
*
* Copyright 2010 Red Hat, Inc.
*
* Author: Matthias clasen
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gdkx11displaymanager.h"
#include "gdkdisplaymanagerprivate.h"
#include "gdkdisplay-x11.h"
#include "gdkprivate-x11.h"
#include "gdkinternals.h"
struct _GdkX11DisplayManager
{
GdkDisplayManager parent;
gboolean init_failed;
};
struct _GdkX11DisplayManagerClass
{
GdkDisplayManagerClass parent_class;
};
static void g_initable_iface_init (GInitableIface *iface);
G_DEFINE_TYPE_WITH_CODE (GdkX11DisplayManager, gdk_x11_display_manager, GDK_TYPE_DISPLAY_MANAGER,
G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE, g_initable_iface_init))
static gboolean
gdk_x11_display_manager_initable_init (GInitable *initable,
GCancellable *cancellable,
GError **error)
{
Display *display;
/* check that a connection to the default display is possible */
display = XOpenDisplay (gdk_get_display_arg_name ());
if (!display)
{
GDK_X11_DISPLAY_MANAGER (initable)->init_failed = TRUE;
return FALSE;
}
XCloseDisplay (display);
return TRUE;
}
void
g_initable_iface_init (GInitableIface *iface)
{
iface->init = gdk_x11_display_manager_initable_init;
}
static GdkDisplay *
gdk_x11_display_manager_open_display (GdkDisplayManager *manager,
const gchar *name)
{
GdkDisplay *display;
display = _gdk_x11_display_open (name);
if (display != NULL)
{
if (gdk_display_manager_get_default_display (manager) == NULL)
gdk_display_manager_set_default_display (manager, display);
}
return display;
}
static void
gdk_x11_display_manager_init (GdkX11DisplayManager *manager)
{
_gdk_x11_windowing_init ();
}
static void
gdk_x11_display_manager_finalize (GObject *object)
{
if (GDK_X11_DISPLAY_MANAGER (object)->init_failed == FALSE)
g_error ("A GdkX11DisplayManager object was finalized. This should not happen");
G_OBJECT_CLASS (gdk_x11_display_manager_parent_class)->finalize (object);
}
static void
gdk_x11_display_manager_class_init (GdkX11DisplayManagerClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GdkDisplayManagerClass *manager_class = GDK_DISPLAY_MANAGER_CLASS (class);
object_class->finalize = gdk_x11_display_manager_finalize;
manager_class->open_display = gdk_x11_display_manager_open_display;
}
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