Source Code : JFrame that closes when someone presses the ESC key

Java Is Open Source Programming Language You Can Download From Java and Java Libraries From http://www.oracle.com. Click Here to download
We provide this code related to title for you to solve your developing problem easily. Libraries which is import in this program you can download from http://www.oracle.com. Click Here or search from google with Libraries Name you get jar file related it

JFrame that closes when someone presses the ESC key

     
/*
 * jMemorize - Learning made easy (and fun) - A Leitner flashcards tool
 * Copyright(C) 2004-2008 Riad Djemili and contributors
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 1, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;

import javax.swing.AbstractAction;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.KeyStroke;
import javax.swing.WindowConstants;

/**
 * A advanced JFrame that closes when someone presses the ESC key.
 * 
 * @author djemili
 */
public abstract class EscapableFrame extends JFrame
{
    public EscapableFrame()
    {
        // on ESC key close frame
        getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(
            KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), "Cancel"); //$NON-NLS-1$
        getRootPane().getActionMap().put("Cancel", new AbstractAction(){ //$NON-NLS-1$
            public void actionPerformed(ActionEvent e)
            {
                close();
            }
        });
        
        // on close window the close method is called
        setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
        addWindowListener(new WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) 
            {
                close();
            }
        });
    }
    
    /**
     * Is called when the frame is closed by pressing ESC or closing it by
     * clicking on the close icon.
     * 
     * @return True if the frame got closed; false otherwise.
     */
    abstract public boolean close();
}

   
    
    
    
    
  

Thank with us