| /******************************************************************************* |
| * Copyright (c) 2010 BestSolution.at and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.e4.tools.compat.internal; |
| |
| import java.util.List; |
| |
| import org.eclipse.e4.core.contexts.ContextFunction; |
| import org.eclipse.e4.core.contexts.IEclipseContext; |
| import org.eclipse.e4.tools.services.ISelectionProviderService; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| |
| public class SelectionProviderContextFunction extends ContextFunction { |
| |
| @Override |
| public Object compute(final IEclipseContext context) { |
| return new ISelectionProviderService() { |
| public void setSelection(Object selection) { |
| ISelectionProvider pv = context.get(ISelectionProvider.class); |
| |
| if( selection == null ) { |
| pv.setSelection(StructuredSelection.EMPTY); |
| } else if (selection instanceof ISelection) { |
| pv.setSelection((ISelection) selection); |
| } else if (selection instanceof List<?>) { |
| pv.setSelection(new StructuredSelection((List<?>) selection)); |
| } else if (selection instanceof Object[]) { |
| pv.setSelection(new StructuredSelection( |
| (Object[]) selection)); |
| } else { |
| pv.setSelection(new StructuredSelection(selection)); |
| } |
| } |
| }; |
| } |
| } |