jbuttondemo.java

GUI代码,用与实现相关GUI的功能,如有需要即可自由下载!

//Swing

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

public class JButtonDemo extends JApplet
{
	JButton b1 = new JButton("JButton 1");
	JButton b2 = new JButton("JButton 2");
	JTextField t = new JTextField(20);
	public void init()
	{
		ActionListener a1 = new ActionListener(){
			public void actionPerformed(ActionEvent e)
			{
				String name = ((JButton)e.getSource()).getText();
				t.setText(name+" Pressed");
			}
		};
		b1.setToolTipText("Press Button will show msg");
		b1.setBorder(new BevelBorder(BevelBorder.RAISED));
		b1.setIcon(new ImageIcon("cb.gif"));
		
		b1.addActionListener(a1);
		b2.addActionListener(a1);
		getContentPane().setLayout(new FlowLayout());
		getContentPane().add(b1);
		getContentPane().add(b2);
		getContentPane().add(t);
	}
	public static void main(String []args)
	{
		JApplet applet = new JButtonDemo();
		JFrame frame = new JFrame("Test Swing");
		/*frame.addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				System.exit(0);
			}
		});*/
		frame.getContentPane().add(applet,BorderLayout.CENTER);
		frame.setSize(600,600);
		applet.init();
		applet.start();
		frame.setVisible(true);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}
}