paintaction.java

一个简易的java画图软件

package app.action;

import javax.swing.AbstractAction;

import app.Application;

/**
 * 所有菜单项的Action的基类
 * 
 * @author Thihy
 * 
 */
public abstract class PaintAction extends AbstractAction {
	protected Application app;

	public PaintAction() {
		this(null);
	}

	public PaintAction(String name) {
		super(name);
		setEnabled(false);
	}

	/**
	 * 设置当前菜单所在的主窗口
	 * 
	 * @param app
	 *            当前菜单所在的主窗口
	 */
	public void setApplication(Application app) {
		this.app = app;
		setEnabled(app != null&& enabled);
	}
}