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#include <Xw_Extension.h>
/* ifdef then trace on */
#ifdef TRACE
#define TRACE_ERASE_WINDOW
#endif
/*
STATUS Xw_erase_window (awindow)
XW_EXT_WINDOW *awindow
Erase the entire drawable.
returns SUCCESS always
*/
#ifdef XW_PROTOTYPE
XW_STATUS Xw_erase_window (void* awindow)
#else
XW_STATUS Xw_erase_window (awindow)
void *awindow;
#endif /*XW_PROTOTYPE*/
{
XW_EXT_WINDOW *pwindow = (XW_EXT_WINDOW*)awindow ;
int i ;
if( !Xw_isdefine_window(pwindow) ) {
/*ERROR*Bad EXT_WINDOW Address*/
Xw_set_error(24,"Xw_erase_window",pwindow) ;
return (XW_ERROR) ;
}
if( _BPIXMAP ) {
XCopyArea(_DISPLAY,_BPIXMAP,_DRAWABLE,pwindow->qgwind.gccopy,
0,0,_WIDTH,_HEIGHT,0,0) ;
} else {
if( _DRAWABLE == _WINDOW ) {
XClearWindow(_DISPLAY,_WINDOW) ;
} else {
XFillRectangle(_DISPLAY,_DRAWABLE,pwindow->qgwind.gcclear,
0,0,_WIDTH,_HEIGHT) ;
}
}
for( i=0 ; i<MAXBUFFERS ; i++ ) {
_BUFFER(i).isdrawn = False ;
}
XFlush(_DISPLAY) ;
#ifdef TRACE_ERASE_WINDOW
if( Xw_get_trace() > 1 ) {
printf(" Xw_erase_window(%lx)\n",(long ) pwindow) ;
}
#endif
return (XW_SUCCESS);
}
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