// Fig. 26.3: TimeTest.java // Demonstrating the Time2 class set and get methods import java.awt.*; import java.awt.event.*; import javax.swing.*; import com.deitel.chtp4.ch26.Time2; public class TimeTest extends JApplet implements ActionListener { private Time2 t; private JLabel hourLabel, minuteLabel, secondLabel; private JTextField hourField, minuteField, secondField, display; private JButton tickButton; public void init() { t = new Time2(); Container c = getContentPane(); c.setLayout( new FlowLayout() ); hourLabel = new JLabel( "Set Hour" ); hourField = new JTextField( 10 ); hourField.addActionListener( this ); c.add( hourLabel ); c.add( hourField ); minuteLabel = new JLabel( "Set minute" ); minuteField = new JTextField( 10 ); minuteField.addActionListener( this ); c.add( minuteLabel ); c.add( minuteField ); secondLabel = new JLabel( "Set Second" ); secondField = new JTextField( 10 ); secondField.addActionListener( this ); c.add( secondLabel ); c.add( secondField ); display = new JTextField( 30 ); display.setEditable( false ); c.add( display ); tickButton = new JButton( "Add 1 to Second" ); tickButton.addActionListener( this ); c.add( tickButton ); updateDisplay(); } // end method init public void actionPerformed( ActionEvent e ) { if ( e.getSource() == tickButton ) tick(); else if ( e.getSource() == hourField ) { t.setHour( Integer.parseInt( e.getActionCommand() ) ); hourField.setText( "" ); } else if ( e.getSource() == minuteField ) { t.setMinute( Integer.parseInt( e.getActionCommand() ) ); minuteField.setText( "" ); } else if ( e.getSource() == secondField ) { t.setSecond( Integer.parseInt( e.getActionCommand() ) ); secondField.setText( "" ); } updateDisplay(); } // end method actionPerformed public void updateDisplay() { display.setText( "Hour: " + t.getHour() + "; Minute: " + t.getMinute() + "; Second: " + t.getSecond() ); showStatus( "Standard time is: " + t.toString() + "; Universal time is: " + t.toUniversalString() ); } // end method updateDisplay public void tick() { t.setSecond( ( t.getSecond() + 1 ) % 60 ); if ( t.getSecond() == 0 ) { t.setMinute( ( t.getMinute() + 1 ) % 60 ); if ( t.getMinute() == 0 ) t.setHour( ( t.getHour() + 1 ) % 24 ); } // end if } // end method tick } // end class TimeTest /************************************************************************** * (C) Copyright 1992-2004 by Deitel & Associates, Inc. and * * Pearson Education, Inc. All Rights Reserved. * * * * DISCLAIMER: The authors and publisher of this book have used their * * best efforts in preparing the book. These efforts include the * * development, research, and testing of the theories and programs * * to determine their effectiveness. The authors and publisher make * * no warranty of any kind, expressed or implied, with regard to these * * programs or to the documentation contained in these books. The authors * * and publisher shall not be liable in any event for incidental or * * consequential damages in connection with, or arising out of, the * * furnishing, performance, or use of these programs. * *************************************************************************/