debug12_3.java

来自「北京大学出版社的」· Java 代码 · 共 23 行

package questions.c12;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Debug12_3 extends JFrame {
   public Debug12_3( String titleText ) {
      super( titleText );
      addWindowListener( new WindowAdapter() {
            public void
            windowClosing( WindowEvent e ) {
               e.getWindow().dispose();
            }
         }
      );
      JLabel greeting = new JLabel( "Debug Question",
                                    JLabel.CENTER );
      setSize( 300, 100 );
      setVisible( true );
   }
   public static void main( String[] args ) {
      new Debug12_3( "Debug Question" );
   }
}