Mercurial > projects > dwt-addons
diff dwtx/draw2d/FocusListener.d @ 98:95307ad235d9
Added Draw2d code, still work in progress
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Sun, 03 Aug 2008 00:52:14 +0200 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwtx/draw2d/FocusListener.d Sun Aug 03 00:52:14 2008 +0200 @@ -0,0 +1,51 @@ +/******************************************************************************* + * Copyright (c) 2000, 2005 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + * Port to the D programming language: + * Frank Benoit <benoit@tionex.de> + *******************************************************************************/ +module dwtx.draw2d.FocusListener; + +import dwt.dwthelper.utils; +import dwtx.draw2d.FocusEvent; + +/** + * A listener interface for receiving {@link FocusEvent FocusEvents}. + */ +public interface FocusListener { + +/** + * Called when the listened to object has gained focus. + * @param fe The FocusEvent object + */ +void focusGained(FocusEvent fe); + +/** + * Called when the listened to object has lost focus. + * @param fe The FocusEvent object + */ +void focusLost(FocusEvent fe); + +/** + * An empty implementation of FocusListener for convenience. + */ +public class Stub + : FocusListener +{ + /** + * @see dwtx.draw2d.FocusListener#focusGained(FocusEvent) + */ + public void focusGained(FocusEvent fe) { } + /** + * @see dwtx.draw2d.FocusListener#focusLost(FocusEvent) + */ + public void focusLost(FocusEvent fe) { } +} + +}