coretreeeditpartfactory.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/parts/CoreTreeEditPartFactory.java,v 1.3 2006/12/30 02:45:04 niegy Exp $
 * $Revision: 1.3 $
 * $Date: 2006/12/30 02:45:04 $
 *
 *==============================================================================
 *
 * Copyright (c) 2001-2006 Primeton Technologies, Ltd.
 * All rights reserved. 
 * 
 * Created on 2006-9-28
 *******************************************************************************/


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

import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPartFactory;

import com.primeton.studio.gef.core.Diagram;
import com.primeton.studio.gef.core.NodeElement;
import com.primeton.studio.gef.core.NodeElementLabel;
import com.primeton.studio.gef.ui.editor.AbstractGraphicalEditor;

/**
 * TODO此处填写 class 信息
 *
 * @author niegy (mailto:[e-mail])
 */
/*
 * 修改历史
 * $Log: CoreTreeEditPartFactory.java,v $
 * Revision 1.3  2006/12/30 02:45:04  niegy
 * 重构代码
 *
 * Revision 1.2  2006/12/12 08:26:39  niegy
 * 重构代码,实现一般图元的编辑框
 *
 * Revision 1.1  2006/11/17 03:15:13  niegy
 * create
 * 
 */
public class CoreTreeEditPartFactory implements EditPartFactory {

	private AbstractGraphicalEditor graphicalEditor;
	public CoreTreeEditPartFactory(AbstractGraphicalEditor graphicalEditor){
		this.graphicalEditor = graphicalEditor;
	}
	
    /* (non-Javadoc)
     * @see org.eclipse.gef.EditPartFactory#createEditPart(org.eclipse.gef.EditPart, java.lang.Object)
     */
    public EditPart createEditPart(EditPart context, Object model) {
        if (model instanceof NodeElement) {
            return new NodeTreeEditPart((NodeElement) model,graphicalEditor);
        }
        if (model instanceof Diagram) {
            return new DiagramTreeEditPart((Diagram) model);
        }
        return null; // will not show an entry for the corresponding model instance
    }


}