jtbuttontest.java

详细讲解了java的基础知识

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.*;

public class JTButtonTest extends JApplet
{
ButtonGroup group = new ButtonGroup();
JToggleButton[] buttons= new JToggleButton[]{};
Box box = Box.createVerticalBox();
JPanel jPanel1 = new JPanel();
	public void init()	{		
		this.setSize(500,150);		
		         buttons = new JToggleButton[] {
			new JToggleButton(new ImageIcon("1.gif")),
			new JToggleButton(new ImageIcon("2.gif")),
			new JToggleButton(new ImageIcon("3.gif")),
			new JToggleButton(new ImageIcon("4.gif")),
			new JToggleButton(new ImageIcon("5.gif")),
			new JToggleButton(new ImageIcon("6.gif")),
		};
					
		for(int i=0; i < buttons.length; ++i) {
			buttons[i].setPressedIcon(new ImageIcon((i+2)+".gif"));
			group.add(buttons[i]); 
			jPanel1.add(buttons[i], null);
			
		}
		
		this.getContentPane().add(jPanel1, BorderLayout.NORTH);
	}

	
}