1 /*******************************************************************************
2  * Copyright (c) 2006, 2011 IBM Corporation and others.
3  *
4  * This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License 2.0
6  * which accompanies this distribution, and is available at
7  * https://www.eclipse.org/legal/epl-2.0/
8  *
9  * SPDX-License-Identifier: EPL-2.0
10  *
11  * Contributors:
12  *     IBM Corporation - initial API and implementation
13  *******************************************************************************/
14 package org.eclipse.debug.internal.ui.viewers.model.provisional;
15 
16 
17 /**
18  * Context sensitive children update request for a parent and subrange of its
19  * children.
20  *
21  * @noimplement This interface is not intended to be implemented by clients.
22  * @since 3.3
23  */
24 public interface IChildrenUpdate extends IViewerUpdate {
25 
26 	/**
27 	 * Returns the offset at which children have been requested for. This is
28 	 * the index of the first child being requested.
29 	 *
30 	 * @return offset at which children have been requested for
31 	 */
getOffset()32 	int getOffset();
33 
34 	/**
35 	 * Returns the number of children requested.
36 	 *
37 	 * @return number of children requested
38 	 */
getLength()39 	int getLength();
40 
41 	/**
42 	 * Sets the child for this request's parent at the given offset.
43 	 *
44 	 * @param child child
45 	 * @param offset child offset
46 	 */
setChild(Object child, int offset)47 	void setChild(Object child, int offset);
48 }
49