| /****************************************************************************** |
| * Copyright (c) 2007 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.util; |
| |
| import org.eclipse.ui.IPluginContribution; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.activities.IIdentifier; |
| import org.eclipse.ui.activities.IWorkbenchActivitySupport; |
| import org.eclipse.ui.activities.WorkbenchActivityHelper; |
| |
| /** |
| * Utility method for activities (also known as capabilities). |
| * |
| * @author crevells |
| */ |
| public class ActivityUtil { |
| |
| /** |
| * Checks if there are activities that have been matched to the plug-in or |
| * id in which the item has been contributed and if at least one of those |
| * matching activities are enabled.identifier is always considered enabled |
| * unless it matches only disabled activities. |
| * |
| * @param localID |
| * the local id of the contribution. Must not be |
| * <code>null</code>. This should correspond to the |
| * extension-specific identifier for a given contribution. |
| * @param pluginID |
| * the id of the originating plugin. Can be <code>null</code> |
| * if this contribution did not originate from a plugin. |
| * @return true unless the ids match only disabled activities. |
| */ |
| public static boolean isEnabled(final String localID, final String pluginID) { |
| if (!WorkbenchActivityHelper.isFiltering()) |
| return true; |
| |
| IWorkbenchActivitySupport workbenchActivitySupport = PlatformUI |
| .getWorkbench().getActivitySupport(); |
| IIdentifier id = workbenchActivitySupport.getActivityManager() |
| .getIdentifier( |
| WorkbenchActivityHelper |
| .createUnifiedId(new IPluginContribution() { |
| |
| public String getLocalId() { |
| return localID; |
| } |
| |
| public String getPluginId() { |
| return pluginID; |
| } |
| })); |
| if (id != null && !id.isEnabled()) { |
| return false; |
| } |
| |
| return true; |
| } |
| } |