// Fig. 10.23: TimeTestWindow2.java
// Demonstrating the Time class set and get methods
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class TimeTestWindow2 extends JFrame {
   private Time time;
   private JLabel hourLabel, minuteLabel, secondLabel;
   private JTextField hourField, minuteField, secondField, displayField;

   // constructor
   public TimeTestWindow2()
   {
      // call JFrame constructor to set title bar string
      super( "Anonymous Inner Class Demonstration" );  
     
      time = new Time();        // create Time object
      createGUI();              // set up GUI
      registerEventHandlers();  // set up event handling
   }

   // create GUI components and attach to content pane
   private void createGUI()
   {
      Container container = getContentPane();
      container.setLayout( new FlowLayout() );

      hourLabel = new JLabel( "Set Hour" );
      hourField = new JTextField( 10 );
      container.add( hourLabel );
      container.add( hourField );

      minuteLabel = new JLabel( "Set minute" );
      minuteField = new JTextField( 10 );
      container.add( minuteLabel );
      container.add( minuteField );

      secondLabel = new JLabel( "Set Second" );
      secondField = new JTextField( 10 );
      container.add( secondLabel );
      container.add( secondField );

      displayField = new JTextField( 30 );
      displayField.setEditable( false );
      container.add( displayField );

   } // end method createGUI

   // register event handlers for hourField, minuteField and secondField
   private void registerEventHandlers()
   {
      // register hourField event handler
      hourField.addActionListener( 

         new ActionListener() {  // anonymous inner class

            public void actionPerformed( ActionEvent event )
            {
               time.setHour( Integer.parseInt( 
                  event.getActionCommand() ) );
               hourField.setText( "" );
               displayTime();
            }

         } // end anonymous inner class

      ); // end call to addActionListener for hourField

      // register minuteField event handler
      minuteField.addActionListener( 

         new ActionListener() {  // anonymous inner class

            public void actionPerformed( ActionEvent event )
            {
               time.setMinute( Integer.parseInt( 
                  event.getActionCommand() ) );
               minuteField.setText( "" );
               displayTime();
            }

         } // end anonymous inner class

      ); // end call to addActionListener for minuteField

      secondField.addActionListener( 

         new ActionListener() {  // anonymous inner class

            public void actionPerformed( ActionEvent event )
            {
               time.setSecond( Integer.parseInt( 
                  event.getActionCommand() ) );
               secondField.setText( "" );
               displayTime();
            }

         } // end anonymous inner class

      ); // end call to addActionListener for secondField

   } // end method registerEventHandlers

   // display time in displayField
   public void displayTime()
   {
      displayField.setText( "The time is: " + time );
   }

   // create TimeTestWindow2 object, register for its window events
   // and display it to begin application's execution
   public static void main( String args[] )
   {
      TimeTestWindow2 window = new TimeTestWindow2();

      // register listener for windowClosing event
      window.addWindowListener(

         // anonymous inner class for windowClosing event
         new WindowAdapter() {

            // terminate application when user closes window
            public void windowClosing( WindowEvent event )
            {
               System.exit( 0 );
            }

         } // end anonymous inner class

      ); // end call to addWindowListener for window

      window.setSize( 400, 105 );
      window.setVisible( true );

   } // end main

} // end class TimeTestWindow2


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