// Fig. 11.43: PanelFrame.java // Using a JPanel to help lay out components. import java.awt.GridLayout; import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JButton; public class PanelFrame extends JFrame { private JPanel buttonJPanel; // panel to hold buttons private JButton buttons[]; // array of buttons // no-argument constructor public PanelFrame() { super( "Panel Demo" ); buttons = new JButton[ 5 ]; // create buttons array buttonJPanel = new JPanel(); // set up panel buttonJPanel.setLayout( new GridLayout( 1, buttons.length ) ); // create and add buttons for ( int count = 0; count < buttons.length; count++ ) { buttons[ count ] = new JButton( "Button " + ( count + 1 ) ); buttonJPanel.add( buttons[ count ] ); // add button to panel } // end for add( buttonJPanel, BorderLayout.SOUTH ); // add panel to JFrame } // end PanelFrame constructor } // end class PanelFrame /************************************************************************** * (C) Copyright 1992-2005 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. * *************************************************************************/