WMMaskedEvents* WMMaskEvents(WMView* view) {
W_MaskedEvents *mask;
unsigned int i;
Bool changed = False;
mask = wmalloc(sizeof(W_MaskedEvents));
mask->view = view;
mask->procs = WMCreateArray(0);
mask->data = WMCreateArray(0);
for (i = 0; i < WMGetArrayItemCount(W_GetViewEventHandlers(view)); i++) {
W_EventHandler *h = (W_EventHandler*) WMGetFromArray(W_GetViewEventHandlers(view), i);
if (h->eventMask == (ButtonPressMask|ButtonReleaseMask|
EnterWindowMask|LeaveWindowMask|ButtonMotionMask)) {
WMAddToArray(mask->procs, h->proc);
WMAddToArray(mask->data, h->clientData);
/* we change only the first handler to our one, because they seem
to be processed upside-down and we want the dnd-handler to be processed
first. */
if (changed == False) {
h->proc = W_MaskedEventHandler;
h->clientData = (void*) mask;
changed = True;
} else {
WMDeleteEventHandler(view, h->eventMask, h->proc, h->clientData);
}
}
}
return mask;
}
void WMDeleteDragHandler(WMView * view, WMEventProc * dragEventProc, void *clientData)
{
WMDeleteEventHandler(view,
ButtonPressMask | ButtonReleaseMask | Button1MotionMask, dragEventProc, clientData);
}
