BooleanSwitchShowLabelPostProcessor.java

package org.csstudio.sds.components.model.eventing;

import org.csstudio.sds.components.model.BooleanSwitchModel;
import org.csstudio.sds.eventhandling.AbstractEnsureInvariantsCommand;
import org.csstudio.sds.eventhandling.AbstractWidgetPropertyPostProcessor;
import org.eclipse.gef.commands.Command;

public class BooleanSwitchShowLabelPostProcessor extends
		AbstractWidgetPropertyPostProcessor<BooleanSwitchModel> {

	@Override
	protected Command doCreateCommand(BooleanSwitchModel widget) {
		assert widget != null : "widget != null";
		return new AbstractEnsureInvariantsCommand<BooleanSwitchModel>(widget, BooleanSwitchModel.PROP_LABEL_VISIBLE) {
			@Override
			protected boolean shouldHideProperties(BooleanSwitchModel widget,
					String propertyId) {
				return !widget.getBooleanProperty(propertyId);
			}
		
			@Override
			protected String[] getPropertyIds() {
				return new String[] {BooleanSwitchModel.PROP_ON_LABEL, BooleanSwitchModel.PROP_OFF_LABEL};
			}
		};
	}

}