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comparison org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/observable/tree/IChildrenCountUpdate.d @ 78:0a55d2d5a946

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Added file for databinding
author Frank Benoit <benoit@tionex.de>
date Tue, 14 Apr 2009 11:35:29 +0200
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76:f05e6e8b2f2d 78:0a55d2d5a946
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 module org.eclipse.core.internal.databinding.observable.tree.IChildrenCountUpdate;
12
13 import java.lang.all;
14
15 /**
16 * Request monitor used to collect the number of children for an element in a lazy
17 * observable tree.
18 *
19 * @since 3.3
20 */
21 public interface IChildrenCountUpdate : IViewerUpdate {
22
23 /**
24 * Returns the parent elements that children counts have been requested for
25 * as tree paths. An empty path identifies the root element.
26 *
27 * @return parent elements as tree paths
28 */
29 public TreePath[] getParents();
30
31 /**
32 * Sets the number of children for the given parent.
33 *
34 * @param parentPath
35 * parent element or empty path for root element
36 * @param numChildren
37 * number of children
38 */
39 public void setChildCount(TreePath parentPath, int numChildren);
40 }