RuleComponentEditPolicy.java example

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Henshin-Editor-master
/*******************************************************************************
 * Copyright (c) 2010-2015 Henshin developers. All rights reserved. 
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     TU Berlin, University of Luxembourg, SES S.A.
 *******************************************************************************/
package de.tub.tfs.henshin.tggeditor.editpolicies.rule;

import org.eclipse.emf.henshin.model.Rule;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.ComponentEditPolicy;
import org.eclipse.gef.requests.GroupRequest;

import de.tub.tfs.henshin.tgg.interpreter.util.RuleUtil;
import de.tub.tfs.henshin.tggeditor.commands.delete.rule.DeleteOpRuleCommand;
import de.tub.tfs.henshin.tggeditor.util.ModelUtil;
import de.tub.tfs.muvitor.commands.SimpleDeleteEObjectCommand;


public class RuleComponentEditPolicy extends ComponentEditPolicy {

	@Override
	protected Command createDeleteCommand(GroupRequest deleteRequest) {
		// FIXME: generalise to operational rules other than FT rule
		if(ModelUtil.isOpRule((Rule) getHost().getModel())){
			return new DeleteOpRuleCommand((Rule) getHost().getModel(), RuleUtil.TGG_FT_RULE);
		}
		return new SimpleDeleteEObjectCommand((Rule) getHost().getModel());
	}
	

}