debug12_4.java

来自「北京大学出版社的」· Java 代码 · 共 27 行

package questions.c12;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Debug12_4 extends JFrame {
   private JButton debugButton;
   public Debug12_4( String titleText ) {
      super( titleText );
      addWindowListener( new WindowAdapter() {
            public void
            windowClosing( WindowEvent e ) {
               e.getWindow().dispose();
               System.exit( 0 );
            }

         }
      );
      Container cp = getContentPane();
      cp.setLayout( new BorderLayout() );
      cp.add( debugButton, BorderLayout.CENTER );
      pack();
      setVisible( true );
   }
   public static void main( String[] args ) {
      new Debug12_4( "Debug Question" );
   }
}