// 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