xenocara/xserver/dbe/midbestr.h

76 lines
3.0 KiB
C

/******************************************************************************
*
* Copyright (c) 1994, 1995 Hewlett-Packard Company
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL HEWLETT-PACKARD COMPANY BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of the Hewlett-Packard
* Company shall not be used in advertising or otherwise to promote the
* sale, use or other dealings in this Software without prior written
* authorization from the Hewlett-Packard Company.
*
* Header file for users of machine-independent DBE code
*
*****************************************************************************/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifndef MIDBE_STRUCT_H
#define MIDBE_STRUCT_H
/* DEFINES */
#define MI_DBE_WINDOW_PRIV_PRIV(pDbeWindowPriv) \
(!(pDbeWindowPriv) ? NULL : (MiDbeWindowPrivPrivPtr) \
dixLookupPrivate(&(pDbeWindowPriv)->devPrivates, miDbeWindowPrivPrivKey))
#define MI_DBE_WINDOW_PRIV_PRIV_FROM_WINDOW(pWin)\
MI_DBE_WINDOW_PRIV_PRIV(DBE_WINDOW_PRIV(pWin))
/* TYPEDEFS */
typedef struct _MiDbeWindowPrivPrivRec {
/* Place machine-specific fields in here.
* Since this is mi code, we do not really have machine-specific fields.
*/
/* Pointer to a drawable that contains the contents of the back buffer.
*/
PixmapPtr pBackBuffer;
/* Pointer to a drawable that contains the contents of the front buffer.
* This pointer is only used for the XdbeUntouched swap action. For that
* swap action, we need to copy the front buffer (window) contents into
* this drawable, copy the contents of current back buffer drawable (the
* back buffer) into the window, swap the front and back drawable pointers,
* and then swap the drawable/resource associations in the resource
* database.
*/
PixmapPtr pFrontBuffer;
/* Pointer back to our window private with which we are associated. */
DbeWindowPrivPtr pDbeWindowPriv;
} MiDbeWindowPrivPrivRec, *MiDbeWindowPrivPrivPtr;
#endif /* MIDBE_STRUCT_H */