testborderlayout.java

有关按钮的java程序

import javax.swing.*;
import java.awt.BorderLayout;
public class TestBorderLayout{		
	public static void main(String[] ar){		
		JFrame frame = new JFrame();
		JButton button1 = new JButton("button1");			
		JButton button2 = new JButton("button2");
		JButton button3 = new JButton("button3");
		JButton button4 = new JButton("button4");
		JButton button5 = new JButton("button5");
		frame.add(button1,BorderLayout.NORTH);
		frame.add(button2,BorderLayout.SOUTH);
		frame.add(button3,BorderLayout.WEST);
		frame.add(button4,BorderLayout.EAST);
		frame.add(button5,BorderLayout.CENTER);
		frame.setSize(300,200);
		frame.pack();
		frame.setVisible(true);
	}
	
}