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Queuing of deferred Expose events.

This commit is contained in:
David Luyer 1998-11-22 15:44:59 +00:00 committed by Alexandre Julliard
parent 4f7dc46ca2
commit 7401463528
1 changed files with 23 additions and 7 deletions
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30
windows/event.c
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@ -217,14 +217,25 @@ void EVENT_ProcessEvent( XEvent *event )
if (TSXCheckTypedWindowEvent(display,((XAnyEvent *)event)->window,
ConfigureNotify, &new_event)) {
EVENT_ProcessEvent( &new_event );
EVENT_Expose( pWnd, (XExposeEvent *)event );
break;
if (!EVENT_Expose( pWnd, (XExposeEvent *)event ))
break;
}
/* no luck at this time, defer Expose event for later */
if (!pWnd->expose_event) pWnd->expose_event = malloc( sizeof(XExposeEvent) );
else { FIXME(x11,"can't handle more than one deferred Expose events\n"); }
*(pWnd->expose_event) = *(XExposeEvent *)event;
/* use "type" for an event counter, it is never rechecked */
if (!pWnd->expose_event) {
pWnd->expose_event = malloc( sizeof(XExposeEvent) );
pWnd->expose_event[0] = *(XExposeEvent *)event;
pWnd->expose_event[0].type = 1;
} else {
int i;
i = ++pWnd->expose_event[0].type;
pWnd->expose_event = realloc( pWnd->expose_event,
i * sizeof(XExposeEvent) );
pWnd->expose_event[i-1] = *(XExposeEvent *)event;
FIXME(x11, "Try and combine Expose events? %d queued.\n", i);
}
}
break;
@ -237,8 +248,13 @@ void EVENT_ProcessEvent( XEvent *event )
if (!pWnd) return;
EVENT_ConfigureNotify( pWnd, (XConfigureEvent*)event );
if (pWnd->expose_event) {
/* process deferred Expose event */
EVENT_Expose( pWnd, pWnd->expose_event );
/* process deferred Expose event(s) */
int i;
for (i=0; i<pWnd->expose_event[0].type; i++) {
if(EVENT_Expose( pWnd, &pWnd->expose_event[i] ))
ERR(x11, "Unprocessed expose event discarded\n");
}
free( pWnd->expose_event );
pWnd->expose_event = NULL;
}