Mercurial > projects > dwt-win
diff dwt/events/TreeAdapter.d @ 0:5406a8f6526d
Add initial files
author | John Reimer <terminal.node@gmail.com |
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date | Sun, 20 Jan 2008 21:50:55 -0800 |
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children | fd9c62a2998e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwt/events/TreeAdapter.d Sun Jan 20 21:50:55 2008 -0800 @@ -0,0 +1,48 @@ +/******************************************************************************* + * Copyright (c) 2000, 2003 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 dwt.events.TreeAdapter; + +import dwt.events.TreeListener; + +/** + * This adapter class provides default implementations for the + * methods described by the <code>TreeListener</code> interface. + * <p> + * Classes that wish to deal with <code>TreeEvent</code>s can + * extend this class and override only the methods which they are + * interested in. + * </p> + * + * @see TreeListener + * @see TreeEvent + */ +public abstract class TreeAdapter : TreeListener { + +/** + * Sent when a tree branch is collapsed. + * The default behavior is to do nothing. + * + * @param e an event containing information about the tree operation + */ +public void treeCollapsed(TreeEvent e) { +} + +/** + * Sent when a tree branch is expanded. + * The default behavior is to do nothing. + * + * @param e an event containing information about the tree operation + */ +public void treeExpanded(TreeEvent e) { +} +}