Package: RefreshViewerAction

RefreshViewerAction

name	instruction	branch	complexity	line	method
RefreshViewerAction(Viewer)	M: 12 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 4 C: 0 0%	M: 1 C: 0 0%
run()	M: 24 C: 0 0%	M: 4 C: 0 0%	M: 3 C: 0 0%	M: 9 C: 0 0%	M: 1 C: 0 0%

Coverage

1: /********************************************************************************
2: * Copyright (c) 2011 Eike Stepper (Berlin, Germany) and others.
3: *
4: * All rights reserved. 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: * Eike Stepper - initial API and implementation
13: ********************************************************************************/
14: package org.eclipse.emf.ecp.ui.actions;
15:
16: import org.eclipse.emf.ecp.internal.ui.model.TreeContentProvider;
17: import org.eclipse.emf.ecp.ui.e3.Messages;
18: import org.eclipse.emf.ecp.ui.platform.Activator;
19: import org.eclipse.jface.action.Action;
20: import org.eclipse.jface.viewers.IContentProvider;
21: import org.eclipse.jface.viewers.StructuredViewer;
22: import org.eclipse.jface.viewers.Viewer;
23:
24: /**
25: * @author Eike Stepper
26: */
27: public class RefreshViewerAction extends Action {
28:         private final Viewer viewer;
29:
30:         /**
31:          * Action to refresh a viewer.
32:          *
33:          * @param viewer the {@link Viewer} to be refreshed.
34:          */
35:         public RefreshViewerAction(Viewer viewer) {
36:                 super(Messages.RefreshViewerAction_Title, Activator.getImageDescriptor("icons/refresh.gif")); //$NON-NLS-1$
37:                 setToolTipText(Messages.RefreshViewerAction_Tooltip);
38:                 this.viewer = viewer;
39:         }
40:
41:         @Override
42:         public void run() {
43:•                if (viewer instanceof StructuredViewer) {
44:                         final StructuredViewer structuredViewer = (StructuredViewer) viewer;
45:                         final IContentProvider contentProvider = structuredViewer.getContentProvider();
46:•                        if (contentProvider instanceof TreeContentProvider) {
47:                                 final TreeContentProvider<?> treeContentProvider = (TreeContentProvider<?>) contentProvider;
48:                                 treeContentProvider.refreshViewer();
49:                                 return;
50:                         }
51:                 }
52:
53:                 viewer.refresh();
54:         }
55: }