deleteflowletwithlabelcommand.java

一个java写的business process management系统

/*
 * Copyright (c) 2003, Alexander Greif
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Flow4J-Eclipse project nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

package net.orthanc.flow4j.designer.model.commands;

import net.orthanc.flow4j.designer.model.FlowletLabelModelPart;
import net.orthanc.flow4j.designer.model.FlowletWithLabelModelPart;


/**
 * @author agreif
 *
 * TODO
 * 
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class DeleteFlowletWithLabelCommand extends DeleteFlowletCommand {

	private FlowletLabelModelPart label;
	private int labelIndex = -1;


	/**
	 * TODO
	 * 
	 */
	public DeleteFlowletWithLabelCommand() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * TODO
	 * @param label
	 */
	public DeleteFlowletWithLabelCommand(String label) {
		super(label);
		// TODO Auto-generated constructor stub
	}



	/**
	 * TODO
	 * 
	 */
	protected void primExecute() {
		label = ((FlowletWithLabelModelPart)getChild()).getFlowletLabel();
		labelIndex = getParent().getChildren().indexOf(label);
		getParent().removeChild(label);
		super.primExecute();
	}


	/**
	 * @see org.eclipse.gef.commands.Command#undo()
	 */
	public void undo() {
		super.undo();
		getParent().addChild(label, labelIndex);
	}




}