/**
* Shows the window, rendering it first if necessary, or activates it and brings it to front if
* hidden.
*/
public void show() {
if (!hidden || !fireEvent(Events.BeforeShow, new WindowEvent(this))) {
return;
}
// remove hide style, else layout fails
removeStyleName(getHideMode().value());
addStyleName(HideMode.VISIBILITY.value());
if (!isAttached()) {
RootPanel.get().add(this);
}
el().makePositionable(true);
onShow();
manager.register(this);
afterShow();
notifyShow();
}
