| /* |
| * Copyright (c) 2011, 2012 Eike Stepper (Berlin, Germany) 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: |
| * Martin Fluegge - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.dawn.ui.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * @author Martin Fluegge |
| * @since 2.0 |
| */ |
| public abstract class SelectionHandler extends AbstractHandler |
| { |
| protected List<Object> getSelectedObjects(ExecutionEvent event) |
| { |
| List<Object> objects = new ArrayList<Object>(); |
| ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage().getSelection(); |
| if (selection != null & selection instanceof IStructuredSelection) |
| { |
| IStructuredSelection structuredSelection = (IStructuredSelection)selection; |
| for (@SuppressWarnings("unchecked") |
| Iterator<Object> iterator = structuredSelection.iterator(); iterator.hasNext();) |
| { |
| Object element = iterator.next(); |
| objects.add(element); |
| } |
| } |
| return objects; |
| } |
| } |