mixeddemo2.java

来自「java 完全探索的随书源码」· Java 代码 · 共 48 行

// MixedDemo2.java

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

class MixedDemo2 extends JFrame
{
   MixedDemo2 (String title)
   {
      super (title);

      addWindowListener (new WindowAdapter ()
                         {
                             public void windowClosing (WindowEvent e)
                             {
                                System.exit (0);
                             }
                         });

      
      JPanel jp = new JPanel ();
      jp.setLayout (new BorderLayout ());

      JPanel jp1 = new JPanel ();
      JButton jb = new JButton ("lightweight button doesn't overlap");
      jp1.add (jb);
      jp.add (jp1, BorderLayout.NORTH);

      jp1 = new JPanel ();
      Button b = new Button ("heavyweight button overlaps");
      jp1.add (b);
      jp.add (jp1, BorderLayout.SOUTH);

      JScrollPane jsp = new JScrollPane (jp);

      getContentPane ().add (jsp);

      setSize (175, 100);
      setVisible (true);
   }

   public static void main (String [] args)
   {
      new MixedDemo2 ("Mixed Demo2");
   }
}