face.java

变脸的小程序

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class face
{
	public void main(String[] args)
	{
		MyFrame frame=new MyFrame();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setVisible(true);
	}
}
class MyFrame extends JFrame
{
	public MyFrame()
	{
		setTitle("实验十一:显示表情");
		setSize(400，400);
		MyPanel panel=new MyPanel();
		add(panel);
	}
}
class MyPanel extends JPanel
{
	public MyPanel()
	{
		JButton cry=new JButton("流泪");
		JButton smile=new JButton("微笑");
		JButton angry=new JButton("生气");
		JButton exit=new JButton("退出");
		add(cry);
		add(smile);
		add(angry);
		add(exit);
		ShowImag cryAction=new ShowImag('c');
		ShowImag smileAction=new ShowImag('s');
		ShowImag angryAction=new ShowImag('a');
		ShowImag exitAction=new WinAct();
		cry.addActionListener(cryAction);
		smile.addActionListener(smileAction);
		angry.addActionListener(angryAction);
		exit.addActionListener(exitAction);
	}
	private class ShowImag implements ActionListener
	{
		public ShowImag(char j)
		{
			sign=j;
		}
		public void actionPerformed(ActionEvent event)
		{
			if(j=='c')

		}
	}
}