collapsedcommand.java

对eclipse gef进行封装,可以生成图形化编辑器

/*******************************************************************************
 * $Header: /cvsroot/EOS6/work_dir/niegy/com.primeton.studio.gef.ui/src/com/primeton/studio/gef/ui/commands/CollapsedCommand.java,v 1.2 2006/12/30 02:45:04 niegy Exp $
 * $Revision: 1.2 $
 * $Date: 2006/12/30 02:45:04 $
 *
 *==============================================================================
 *
 * Copyright (c) 2001-2006 Primeton Technologies, Ltd.
 * All rights reserved.
 * 
 * Created on 2006-11-27
 *******************************************************************************/


package com.primeton.studio.gef.ui.commands;

import org.eclipse.gef.commands.Command;

import com.primeton.studio.gef.core.NodeElement;

/**
 * TODO 此处填写 class 信息
 *
 * @author niegy (mailto:[e-mail])
 */
/*
 * 修改历史
 * $Log: CollapsedCommand.java,v $
 * Revision 1.2  2006/12/30 02:45:04  niegy
 * 重构代码
 *
 * Revision 1.1  2006/12/05 05:18:59  niegy
 * 修改模型，增加连线的扩展点
 * 
 */
public class CollapsedCommand extends Command {
	private NodeElement model;
	private boolean isCollapsed = false;
	public CollapsedCommand(NodeElement nodeElement){
		super("Collapsed");
		model = nodeElement;
	}
	/* (non-Javadoc)
	 * @see org.eclipse.gef.commands.Command#execute()
	 */
	public void execute() {
		// TODO Auto-generated method stub
		isCollapsed = model.isCollapsed();
		model.setCollapsed(!isCollapsed);
	}

	/* (non-Javadoc)
	 * @see org.eclipse.gef.commands.Command#undo()
	 */
	public void undo() {
		// TODO Auto-generated method stub
		model.setCollapsed(isCollapsed);
	}

}