buttons.java

Thinking in Java第三版书中的源代码

//: c14:Buttons.java
// Various Swing buttons.
// <applet code=Buttons width=350 height=100></applet>
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.plaf.basic.*;
import javax.swing.border.*;
import com.bruceeckel.swing.*;

public class Buttons extends JApplet {
  private JButton jb = new JButton("JButton");
  private BasicArrowButton
    up = new BasicArrowButton(BasicArrowButton.NORTH),
    down = new BasicArrowButton(BasicArrowButton.SOUTH),
    right = new BasicArrowButton(BasicArrowButton.EAST),
    left = new BasicArrowButton(BasicArrowButton.WEST);
  public void init() {
    Container cp = getContentPane();
    cp.setLayout(new FlowLayout());
    cp.add(jb);
    cp.add(new JToggleButton("JToggleButton"));
    cp.add(new JCheckBox("JCheckBox"));
    cp.add(new JRadioButton("JRadioButton"));
    JPanel jp = new JPanel();
    jp.setBorder(new TitledBorder("Directions"));
    jp.add(up);
    jp.add(down);
    jp.add(left);
    jp.add(right);
    cp.add(jp);
  }
  public static void main(String[] args) {
    Console.run(new Buttons(), 350, 100);
  }
} ///:~