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[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / actions / PinSelectionHandler.java
1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2010 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.actions;\r
13 \r
14 import java.util.Map;\r
15 \r
16 import org.eclipse.core.commands.AbstractHandler;\r
17 import org.eclipse.core.commands.ExecutionEvent;\r
18 import org.eclipse.core.commands.ExecutionException;\r
19 import org.eclipse.ui.IWorkbenchPart;\r
20 import org.eclipse.ui.IWorkbenchPartSite;\r
21 import org.eclipse.ui.commands.IElementUpdater;\r
22 import org.eclipse.ui.handlers.HandlerUtil;\r
23 import org.eclipse.ui.menus.UIElement;\r
24 import org.eclipse.ui.services.IServiceScopes;\r
25 import org.simantics.browsing.ui.platform.PropertyPageView;\r
26 \r
27 public class PinSelectionHandler extends AbstractHandler implements IElementUpdater {\r
28 \r
29     @Override\r
30     public Object execute(ExecutionEvent event) throws ExecutionException {\r
31         IWorkbenchPart part = HandlerUtil.getActivePartChecked(event);\r
32         if (!(part instanceof PropertyPageView))\r
33             return null;\r
34 \r
35         PropertyPageView ppv = (PropertyPageView) part;\r
36         ppv.pinWorkbenchSelection(!ppv.isWorkbenchSelectionPinned());\r
37 \r
38         return null;\r
39     }\r
40 \r
41     @SuppressWarnings("rawtypes")\r
42     @Override\r
43     public void updateElement(UIElement element, Map parameters) {\r
44         IWorkbenchPartSite site = (IWorkbenchPartSite) parameters.get(IServiceScopes.PARTSITE_SCOPE);\r
45         if (site != null) {\r
46             IWorkbenchPart part = site.getPart();\r
47             if (part instanceof PropertyPageView) {\r
48                 PropertyPageView ppv = (PropertyPageView) part;\r
49                 element.setChecked(ppv.isWorkbenchSelectionPinned());\r
50             }\r
51         }\r
52     }\r
53 \r
54 }\r