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comparison org.eclipse.core.databinding.observable/src/org/eclipse/core/internal/databinding/observable/tree/IOrderedTreeProvider.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
12 package org.eclipse.core.internal.databinding.observable.tree;
13
14 import org.eclipse.core.databinding.observable.Realm;
15 import org.eclipse.core.databinding.observable.list.IObservableList;
16
17 /**
18 * Objects that implement this interface are capable of describing a tree by
19 * returning the list of children of any given element in the tree.
20 *
21 * @since 3.3
22 */
23 public interface IOrderedTreeProvider {
24 /**
25 * Returns the children of the given element, or null if the element is a
26 * leaf node. The caller of this method is expected to dispose the result
27 * list when it is no longer needed.
28 *
29 * @param element
30 * the tree path of the element to query
31 * @return the children of the given element, or null if the element is a
32 * leaf node
33 */
34 IObservableList createChildList(TreePath element);
35
36 /**
37 * @return the realm shared by all child lists
38 */
39 Realm getRealm();
40 }