jbuttontest.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 JButtonTest extends JApplet {
  JPanel jPanel1 = new JPanel();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JButton jButton3 = new JButton();


  public void init() {
    
    this.setSize(new Dimension(300, 150));
    jButton1.setText("jButton1");
    jButton1.setMnemonic('j');
    jButton1.setBackground(new Color(104, 204, 255));
    jButton1.setToolTipText("这是 Text Button ");
    
    jButton2.setText("jButton2");
    jButton2.setRolloverIcon(new ImageIcon("play2.gif"));
    jButton2.setIcon(new ImageIcon("play1.gif"));
    jButton2.setPressedIcon(new ImageIcon("play3.gif"));
    jButton2.setToolTipText("这是Rollover Image Button");
	
    jButton3=new JButton(new ImageIcon("push5.gif"));
    jButton3.setToolTipText("这是Image Button");
	jButton3.setBorderPainted(false);
	
    this.getContentPane().add(jPanel1, BorderLayout.CENTER);
    jPanel1.add(jButton1, null);
    jPanel1.add(jButton2, null);
   jPanel1.add(jButton3, null);
  }  

}