Re: KeyListener

On 19/08/2008 09:41, Bumsys@gmail.com allegedly wrote:


<code>
package scratch;

import java.awt.event.*;
import javax.swing.*;
import java.awt.*;

public class Scratch
{
     public static void main(String[] ss)
     throws Exception
     {
         EventQueue.invokeLater(new Runnable(){
             public void run(){
                 final JFrame f = new JFrame("InputMapTest");

                 final Action a = new AbstractAction("UNIQUE_ACTION_NAME"){
                     boolean dir = true;
                     public void actionPerformed(ActionEvent e) {
                         Component c = f.getContentPane();

                         dir ^= (c.getBackground().equals(Color.WHITE)
                                     ||
c.getBackground().equals(Color.BLACK));

                         c.setBackground(dir ? c.getBackground().darker()
                                             :
c.getBackground().brighter());

                         c.repaint();
                     }
                 };

                 f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                 f.setPreferredSize(new Dimension(400, 400));

                 f.getRootPane().getInputMap().put(
                     KeyStroke.getKeyStroke(KeyEvent.VK_F5, 0),
                     a.getValue(Action.NAME)
                 );
                 f.getRootPane().getActionMap().put(
                     a.getValue(Action.NAME),
                     a
                 );

                 f.pack();
                 f.setLocationRelativeTo(null);
                 f.setVisible(true);
             }
         });
     }
}
</code>

--
DF.