overlay.setFocusReceiverWhenClosed(trigger);
overlay.setFadeIn(AnimationPreference.get());
overlay.setAlpha(0.8f);
overlay.useOkAndCancel();
overlay.setBlocking(true);
overlay.show(container, new OverlayRelativePositioner(trigger, new Point(8, 8)));
}
}
private class UndoableEditImpl extends AbstractUndoableEdit {