| /****************************************************************************** |
| * Copyright (c) 2009 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.common.ui.services.statusline; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.gmf.runtime.common.core.service.ExecutionStrategy; |
| import org.eclipse.gmf.runtime.common.core.service.Service; |
| import org.eclipse.gmf.runtime.common.ui.services.internal.CommonUIServicesPlugin; |
| import org.eclipse.jface.action.IContributionItem; |
| import org.eclipse.ui.IWorkbenchPage; |
| |
| /** |
| * Service which handles status line contributions. |
| * |
| * @author Paulina Masson |
| * @author Anthony Hunter |
| * @since 1.2 |
| */ |
| public class StatusLineService extends Service implements |
| IStatusLineContributionItemProvider { |
| |
| /** |
| * The singleton instance of the status line service. |
| */ |
| private final static StatusLineService service = new StatusLineService(); |
| |
| static { |
| service.configureProviders(CommonUIServicesPlugin.getPluginId(), |
| "statusLineContributionItemProviders"); //$NON-NLS-1$ |
| } |
| |
| /** |
| * Retrieves the singleton instance of the status line service. |
| * |
| * @return The StatusLineService singleton. |
| */ |
| public static StatusLineService getInstance() { |
| return service; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.common.ui.services.statusline. |
| * IStatusLineContributionItemProvider |
| * #getStatusLineContributionItems(org.eclipse.ui.IWorkbenchPage) |
| */ |
| @SuppressWarnings("unchecked") |
| public List<IContributionItem> getStatusLineContributionItems( |
| IWorkbenchPage workbenchPage) { |
| List<List<IContributionItem>> lists = execute( |
| ExecutionStrategy.FORWARD, |
| new GetStatusLineContributionOperation(workbenchPage)); |
| // execute returns a list of lists, so compact into a single list. |
| List<IContributionItem> result = new ArrayList<IContributionItem>(); |
| for (List<IContributionItem> items : lists) { |
| result.addAll(items); |
| |
| } |
| return result; |
| } |
| |
| } |