Learning_GTK4_tree/gdk/x11/gdkx11utils.h

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2023-12-12 11:36:42 +01:00
/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#pragma once
#if !defined (__GDKX_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gdk/x11/gdkx.h> can be included directly."
#endif
#include <gdk/gdk.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
G_BEGIN_DECLS
/**
* GDK_XID_TO_POINTER:
* @xid: XID to stuff into the pointer
*
* Converts an XID into a @gpointer. This is useful with data structures
* that use pointer arguments such as `GHashTable`. Use GDK_POINTER_TO_XID()
* to convert the argument back to an XID.
*/
#define GDK_XID_TO_POINTER(xid) GUINT_TO_POINTER(xid)
/**
* GDK_POINTER_TO_XID:
* @pointer: pointer to extract an XID from
*
* Converts a @gpointer back to an XID that was previously converted
* using GDK_XID_TO_POINTER().
*/
#define GDK_POINTER_TO_XID(pointer) GPOINTER_TO_UINT(pointer)
G_END_DECLS