box4.java

来自「thinking in Java书中 的源代码」· Java 代码 · 共 29 行

//: c13:Box4.java
// From 'Thinking in Java, 2nd ed.' by Bruce Eckel
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
// Rigid Areas are like pairs of struts.
// <applet code=Box4 
// width=450 height=300> </applet>
import javax.swing.*;
import java.awt.*;
import com.bruceeckel.swing.*;

public class Box4 extends JApplet {
  public void init() {
    Box bv = Box.createVerticalBox();
    bv.add(new JButton("Top"));
    bv.add(Box.createRigidArea(
      new Dimension(120, 90)));
    bv.add(new JButton("Bottom"));
    Box bh = Box.createHorizontalBox();
    bh.add(new JButton("Left"));
    bh.add(Box.createRigidArea(
      new Dimension(160, 80)));
    bh.add(new JButton("Right"));
    bv.add(bh);
    getContentPane().add(bv);
  }
  public static void main(String[] args) {
    Console.run(new Box4(), 450, 300);
  }
} ///:~