elementfactory.java

GEF初学者可以用来对照的小例子

/*
 * Created on 2005-1-25
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package com.example.tools;

import org.eclipse.gef.requests.CreationFactory;

/**
 * @author zhanghao
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class ElementFactory implements CreationFactory {

    private Object template;

    public ElementFactory(Object template) {
        this.template = template;
    }

    public Object getNewObject() {
        try {
            return ((Class) template).newInstance();
         }
         catch (Exception e) {
            return null;
         }
    }

    public Object getObjectType() {
        return template;
    }
}