debug13_2.java

来自「程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件」· Java 代码 · 共 24 行

package questions.c13;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Debug13_2 extends JFrame {
   public Debug13_2( String titleText ) {
      super( titleText );
      addWindowListener( new WindowAdapter() {
            public void windowClosing( WindowEvent e ) {
               e.getWindow().dispose();
               System.exit( 0 );
            }
         }
      );
      JTextArea ta
         = new JTextArea( 80, 25, "Sample Text" );
      getContentPane().add( ta, BorderLayout.CENTER );
      pack();
      setVisible( true );
   }
   public static void main( String[] args ) {
      new Debug13_2( "Debug Question" );
   }
}