public void detachHandlers() {
/*
* We remove the handlers to make sure unnecessary processing is not done
*/
if (handlerRegistration == null) return;
handlerRegistration.removeHandler();
handlerRegistration2.removeHandler();
handlerRegistration = null;
handlerRegistration2 = null;
DOM.releaseCapture(parent.getElement());
}
public void attachHandlers() {
if (handlerRegistration != null) return;
handlerRegistration = parent.addDomHandler(this, MouseMoveEvent.getType());
handlerRegistration2 = parent.addDomHandler(this, MouseUpEvent.getType());
DOM.setCapture(parent.getElement());
}