testanonymous.java

java的书上例子

//例12_12
import java.awt.*;
import java.awt.event.*;

public class TestAnonymous{
   private Frame f=new Frame();
   private TextArea text=new TextArea();
   private Button b=new Button("Button");
   private String fileName="";  
   
   public TestAnonymous(){
        f.setLayout(new BorderLayout());
        f.addWindowListener(new WindowAdapter(){  
           public void windowClosing(WindowEvent e){
                  System.exit(0);
          }});
		b.addActionListener(new ActionListener(){
		   public void actionPerformed(ActionEvent e){
		     String s=e.getActionCommand();
			 text.setText(s);
		}});
		
        b.setActionCommand("the Button was pressed");
        f.add("North",b);        
       	f.add("Center",text);
        f.setSize(200,200);
        f.setVisible(true);
	}

public static void main(String args[]){
  TestAnonymous ti=new TestAnonymous();
} 
}