]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.diagram/src/org/simantics/diagram/symbollibrary/ui/SymbolLibraryEventHandler.java
Migrated source code from Simantics SVN
[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / symbollibrary / ui / SymbolLibraryEventHandler.java
1 /*******************************************************************************\r
2  * Copyright (c) 2011 Association for Decentralized Information Management in\r
3  * Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.diagram.symbollibrary.ui;\r
13 \r
14 import org.simantics.diagram.symbollibrary.ISymbolGroup;\r
15 import org.simantics.g2d.gallery.GalleryViewer;\r
16 import org.simantics.scenegraph.g2d.events.Event;\r
17 \r
18 /**\r
19  * @author Tuukka Lehtonen\r
20  */\r
21 public interface SymbolLibraryEventHandler {\r
22 \r
23     /**\r
24      * @param event the event that occurred\r
25      * @param group the symbol group within which the event occurred or\r
26      *        <code>null</code> if event occurred outside of an existing symbol\r
27      *        group\r
28      * @param viewer the viewer of for the group or <code>null</code> if viewer\r
29      *        is not yet initialized\r
30      * @return <code>true</code> if the handler consumes the event\r
31      */\r
32     boolean handleEvent(Event event, ISymbolGroup group, GalleryViewer viewer);\r
33 \r
34 }\r