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comparison org.eclipse.core.databinding.observable/src/org/eclipse/core/internal/databinding/observable/tree/IHasChildrenUpdate.d @ 95:6208d4f6a277

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Added trees for databinding.beans and observable
author Frank Benoit <benoit@tionex.de>
date Tue, 21 Apr 2009 10:55:51 +0200
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94:1d37a7813832 95:6208d4f6a277
1 /*******************************************************************************
2 * Copyright (c) 2006, 2007 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 *******************************************************************************/
11 package org.eclipse.core.internal.databinding.observable.tree;
12
13 /**
14 * Context sensitive update request for whether elements have children.
15 *
16 * @since 3.3
17 */
18 public interface IHasChildrenUpdate : IViewerUpdate {
19
20 /**
21 * The elements this request is for specified as tree paths. An empty path
22 * identifies the root element.
23 *
24 * @return elements as tree paths
25 */
26 public TreePath[] getElements();
27
28 /**
29 * Sets whether the given element has children.
30 *
31 * @param element
32 * tree path to element, or empty for root element
33 * @param hasChildren
34 * whether it has children
35 */
36 public void setHasChilren(TreePath element, bool hasChildren);
37 }