menushortcuttest.java

java练习程序

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
class quitwindowCh15_11 extends Frame implements ActionListener
{
	MenuBar menubar1;
	Menu menu1;
	MenuItem  item1;
	MenuShortcut shortcut=new MenuShortcut(KeyEvent.VK_E);
	quitwindowCh15_11(String s)
	{ 
		super(s);
		setLayout(new GridLayout(1, 1));
		setSize(60, 70);
		setBackground(Color.white);
		setVisible(true);
		menubar1=new MenuBar();
		menu1=new Menu("文件");
		item1=new MenuItem("退出");   //
		item1.setShortcut(shortcut);
		item1.addActionListener(this);
		menu1.add(item1);
		menubar1.add(menu1);
		setMenuBar(menubar1);
	}

	public void actionPerformed(ActionEvent e)//实现接口中的方法。
	{ 
		if(e.getSource()==item1)
		{ 
			setVisible(false);
			System.exit(0);
		}
	}
}

public class MenuShortcutTest
{ 
	/*
	quitwindowCh15_11 myWindow;
	public void init()
	{
		myWindow=new quitwindowCh15_11("法制之窗");
	}
	*/
	public static void main(String args[])
	{
		quitwindowCh15_11 myWindow;
		myWindow=new quitwindowCh15_11("退出快捷键测试");
	}
}