// Fig. 14.3: CustomPanelTest2.java
// Using a customized Panel object.
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class CustomPanelTest2 extends JFrame {
   private JPanel buttonPanel;
   private CustomPanel2 myPanel;
   private JButton circleButton, squareButton;

   // set up GUI
   public CustomPanelTest2()
   {
      super( "CustomPanel2 Test" );

      // create custom drawing area
      myPanel = new CustomPanel2();   
      myPanel.setBackground( Color.GREEN );

      // set up squareButton
      squareButton = new JButton( "Square" );
      squareButton.addActionListener(

         new ActionListener() {  // anonymous inner class 

            // draw a square
            public void actionPerformed( ActionEvent event )
            {
               myPanel.draw( CustomPanel2.SQUARE );
            }

         } // end anonymous inner class

      ); // end call to addActionListener

      circleButton = new JButton( "Circle" );
      circleButton.addActionListener(

         new ActionListener() {  // anonymous inner class 

            // draw a circle
            public void actionPerformed( ActionEvent event )
            {
               myPanel.draw( CustomPanel2.CIRCLE );
            }

         } // end anonymous inner class

      ); // end call to addActionListener

      // set up panel containing buttons
      buttonPanel = new JPanel();
      buttonPanel.setLayout( new GridLayout( 1, 2 ) );
      buttonPanel.add( circleButton );
      buttonPanel.add( squareButton );

      // attach button panel & custom drawing area to content pane
      Container container = getContentPane();
      container.add( myPanel, BorderLayout.CENTER );  
      container.add( buttonPanel, BorderLayout.SOUTH );

      setSize( 300, 150 );
      setVisible( true );

   } // end constructor CustomPanelTest2

   public static void main( String args[] )
   {
      CustomPanelTest2 application = new CustomPanelTest2();
      application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
   }

} // end class CustomPanelTest2

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