twoframetest.java

这是清华大学编写的JAVA教材中所有题目的源代码！

import java.awt.*;
import java.awt.event.*;

class TwoFrameTest 
{
	public static void main(String args[])
	{
		final Frame f1=new Frame("Frame1");
		f1.setBounds(300,300,200,100);
		f1.setVisible(true);
		
		final Frame f2=new Frame("Frame2");
		f2.setBounds(350,350,200,100);
		f2.setVisible(true);
		
		Frame f=new Frame("Frame");
		Button btn1=new Button("Frame1");
		btn1.addActionListener(new ActionListener()
		{
			public void actionPerformed(ActionEvent e)
			{
				f1.toFront();
			}
		});
		Button btn2=new Button("Frame2");
		btn2.addActionListener(new ActionListener()
		{
			public void actionPerformed(ActionEvent e)
			{
				f2.toFront();
			}
		});

		f.setLayout(new FlowLayout());
		f.add(btn1);
		f.add(btn2);
		f.setBounds(100,100,100,100);
		f.setVisible(true);
	}
}