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7ef508ff4a
This moves the add/remove_display() functions from the subclasses to GdkDisplay and GdkDisplayManager. It also gets rid of the list_displays vfunc.
122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
/* GDK - The GIMP Drawing Kit
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* gdkdisplaymanager-x11.c
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*
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* Copyright 2010 Red Hat, Inc.
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*
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* Author: Matthias clasen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gdkx11displaymanager.h"
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#include "gdkdisplaymanagerprivate.h"
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#include "gdkdisplay-x11.h"
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#include "gdkprivate-x11.h"
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#include "gdkinternals.h"
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struct _GdkX11DisplayManager
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{
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GdkDisplayManager parent;
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gboolean init_failed;
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};
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struct _GdkX11DisplayManagerClass
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{
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GdkDisplayManagerClass parent_class;
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};
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static void g_initable_iface_init (GInitableIface *iface);
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G_DEFINE_TYPE_WITH_CODE (GdkX11DisplayManager, gdk_x11_display_manager, GDK_TYPE_DISPLAY_MANAGER,
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G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE, g_initable_iface_init))
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static gboolean
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gdk_x11_display_manager_initable_init (GInitable *initable,
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GCancellable *cancellable,
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GError **error)
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{
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Display *display;
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/* check that a connection to the default display is possible */
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display = XOpenDisplay (gdk_get_display_arg_name ());
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if (!display)
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{
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GDK_X11_DISPLAY_MANAGER (initable)->init_failed = TRUE;
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return FALSE;
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}
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XCloseDisplay (display);
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return TRUE;
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}
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void
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g_initable_iface_init (GInitableIface *iface)
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{
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iface->init = gdk_x11_display_manager_initable_init;
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}
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static GdkDisplay *
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gdk_x11_display_manager_open_display (GdkDisplayManager *manager,
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const gchar *name)
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{
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GdkDisplay *display;
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display = _gdk_x11_display_open (name);
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if (display != NULL)
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{
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if (gdk_display_manager_get_default_display (manager) == NULL)
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gdk_display_manager_set_default_display (manager, display);
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g_signal_emit_by_name (manager, "display-opened", display);
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}
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return display;
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}
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static void
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gdk_x11_display_manager_init (GdkX11DisplayManager *manager)
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{
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_gdk_x11_windowing_init ();
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}
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static void
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gdk_x11_display_manager_finalize (GObject *object)
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{
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if (GDK_X11_DISPLAY_MANAGER (object)->init_failed == FALSE)
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g_error ("A GdkX11DisplayManager object was finalized. This should not happen");
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G_OBJECT_CLASS (gdk_x11_display_manager_parent_class)->finalize (object);
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}
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static void
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gdk_x11_display_manager_class_init (GdkX11DisplayManagerClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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GdkDisplayManagerClass *manager_class = GDK_DISPLAY_MANAGER_CLASS (class);
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object_class->finalize = gdk_x11_display_manager_finalize;
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manager_class->open_display = gdk_x11_display_manager_open_display;
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manager_class->atom_intern = _gdk_x11_display_manager_atom_intern;
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manager_class->get_atom_name = _gdk_x11_display_manager_get_atom_name;
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manager_class->lookup_keyval = _gdk_x11_display_manager_lookup_keyval;
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manager_class->get_keyval_name = _gdk_x11_display_manager_get_keyval_name;
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manager_class->keyval_convert_case = _gdk_x11_display_manager_keyval_convert_case;
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}
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