Sent when a key is pressed on the system keyboard. The default behavior is to do nothing.
Sent when a key is released on the system keyboard. The default behavior is to do nothing.
Sent when a key is pressed on the system keyboard.
Sent when a key is released on the system keyboard.
This adapter class provides default implementations for the methods described by the <code>KeyListener</code> interface. <p> Classes that wish to deal with <code>KeyEvent</code>s can extend this class and override only the methods which they are interested in. </p>
@see KeyListener @see KeyEvent @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>