/*
* Motif
*
* Copyright (c) 1987-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them 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.
*
* These libraries and programs are distributed in the hope that
* they 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 these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* HISTORY
*/
#ifdef REV_INFO
#ifndef lint
static char rcsid[] = "$XConsortium: WindowExists.c /main/7 1995/07/14 11:37:16 drk $"
#endif
#endif
/***********************************************************************
@(#)WindowExists.c 1.4.1.1 Date:1/22/91
Author: TAT
History:
05/24/90 SJS add to sccs
Calls:
Summary:
Determines if the specified window exists.
INPUTS:
window - window which may or may not exist
OUTPUTS:
none
RETURNS:
True if window exists
False otherwise
************************************************************************/
#include "xislib.h"
static int weBadWindowFlag;
/**** ERROR HANDLER FOR WINDOW_EXISTS BELOW *****/
static int weErrorHandler(display_in,err_event)
Display *display_in;
XErrorEvent *err_event;
{
if ((display_in == xisDisplay)&&(err_event->request_code == X_GetGeometry)&&
((err_event->error_code == BadDrawable)||(err_event->error_code == BadWindow)) )
weBadWindowFlag = 1;
} /* End weErrorHandler() */
/**** WINDOW_EXISTS *****/
int xisWindowExists(window)
Window window;
{
static char routine_name[] = "xisWindowExists";
Window root_return;
int x,y;
unsigned int w,h,bw;
unsigned int depth;
xisUseSessionInfo(routine_name);
weBadWindowFlag = 0;
XSetErrorHandler(weErrorHandler);
XGetGeometry(xisDisplay,window,&root_return,&x,&y,&w,&h,&bw,&depth);
XSync(xisDisplay,False);
XSetErrorHandler(NULL);
return (!weBadWindowFlag);
} /* end xisWindowExists() */