]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/handlers/RefreshNodeHandler.java
Fixed StandardCopyHandler SWT threading regression
[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / modelBrowser / handlers / RefreshNodeHandler.java
1 /*******************************************************************************
2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
3  * in Industry THTH ry.
4  * All rights reserved. This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License v1.0
6  * which accompanies this distribution, and is available at
7  * http://www.eclipse.org/legal/epl-v10.html
8  *
9  * Contributors:
10  *     VTT Technical Research Centre of Finland - initial API and implementation
11  *******************************************************************************/
12 package org.simantics.modeling.ui.modelBrowser.handlers;
13
14 import org.eclipse.core.commands.AbstractHandler;
15 import org.eclipse.core.commands.ExecutionEvent;
16 import org.eclipse.core.commands.ExecutionException;
17 import org.eclipse.core.runtime.IAdaptable;
18 import org.eclipse.jface.viewers.ISelection;
19 import org.eclipse.jface.viewers.IStructuredSelection;
20 import org.eclipse.ui.handlers.HandlerUtil;
21 import org.simantics.browsing.ui.common.node.IRefreshable;
22
23 public class RefreshNodeHandler extends AbstractHandler {
24
25     @Override
26     public Object execute(ExecutionEvent event) throws ExecutionException {
27         ISelection selection = HandlerUtil.getCurrentSelection(event);
28         if (!(selection instanceof IStructuredSelection))
29             return null;
30
31         IStructuredSelection iss = (IStructuredSelection) selection;
32         for (Object o : iss.toArray()) {
33             IRefreshable ref = null;
34             if (o instanceof IRefreshable) {
35                 ref = (IRefreshable) o;
36             } else if (o instanceof IAdaptable) {
37                 ref = (IRefreshable) ((IAdaptable) o).getAdapter(IRefreshable.class);
38             }
39
40             if (ref != null)
41                 ref.refresh();
42         }
43         return null;
44     }
45
46 }