// Fig. 12.10: ButtonTest.java // Creating JButtons. import java.awt.*; import java.awt.event.*; import javax.swing.*; // import package javax.swing public class ButtonTest extends JApplet { private JButton plainButton, fancyButton; public void init() { Container c = getContentPane(); c.setLayout( new FlowLayout() ); // create buttons plainButton = new JButton( "Plain Button" ); c.add( plainButton ); Icon bug1 = new ImageIcon( "bug1.gif" ); Icon bug2 = new ImageIcon( "bug2.gif" ); fancyButton = new JButton( "Fancy Button", bug1 ); fancyButton.setRolloverIcon( bug2 ); c.add( fancyButton ); // create an instance of inner class ButtonHandler // to use for button event handling ButtonHandler handler = new ButtonHandler(); fancyButton.addActionListener( handler ); plainButton.addActionListener( handler ); } // inner class for button event handling private class ButtonHandler implements ActionListener { public void actionPerformed( ActionEvent e ) { JOptionPane.showMessageDialog( null, "You pressed: " + e.getActionCommand() ); } } } /************************************************************************** * (C) Copyright 1999 by Deitel & Associates, Inc. and Prentice Hall. * * 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. * *************************************************************************/