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[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / modelBrowser2 / image / SubscriptionImageRule.java
1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management\r
3  * in 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.modeling.ui.modelBrowser2.image;\r
13 \r
14 import java.util.Map;\r
15 \r
16 import org.eclipse.jface.resource.ImageDescriptor;\r
17 import org.simantics.browsing.ui.common.ColumnKeys;\r
18 import org.simantics.browsing.ui.model.images.ImageRule;\r
19 import org.simantics.databoard.Bindings;\r
20 import org.simantics.db.ReadGraph;\r
21 import org.simantics.db.Resource;\r
22 import org.simantics.db.exception.DatabaseException;\r
23 import org.simantics.modeling.ModelingResources;\r
24 import org.simantics.modeling.ui.Activator;\r
25 import org.simantics.utils.datastructures.ArrayMap;\r
26 \r
27 /**\r
28  * @author Tuukka Lehtonen\r
29  */\r
30 public enum SubscriptionImageRule implements ImageRule {\r
31 \r
32     INSTANCE;\r
33 \r
34     public static SubscriptionImageRule get() {\r
35         return INSTANCE;\r
36     }\r
37 \r
38     @Override\r
39     public boolean isCompatible(Class<?> contentType) {\r
40         return contentType.equals(Resource.class);\r
41     }\r
42 \r
43     @Override\r
44     public Map<String, ImageDescriptor> getImage(ReadGraph graph, Object content) throws DatabaseException {\r
45         Resource subscription = (Resource) content;\r
46 \r
47         ModelingResources MOD = ModelingResources.getInstance(graph);\r
48         Boolean enabled = graph.getPossibleRelatedValue(subscription, MOD.Subscription_Enabled, Bindings.BOOLEAN);\r
49         ImageDescriptor img = ImageDescriptor.getMissingImageDescriptor();\r
50         if (enabled != null)\r
51             img = enabled ? Activator.SUBSCRIPTION_ICON : Activator.SUBSCRIPTION_DISABLED_ICON ;\r
52 \r
53         return ArrayMap.make(ColumnKeys.KEYS_SINGLE, img);\r
54     }\r
55 \r
56 }\r