| /******************************************************************************* |
| * Copyright (c) 2009, 2013 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.e4.ui.internal.workbench; |
| |
| import org.eclipse.e4.core.contexts.ContextFunction; |
| import org.eclipse.e4.core.contexts.IEclipseContext; |
| |
| /** |
| * |
| */ |
| public class ActiveChildLookupFunction extends ContextFunction { |
| |
| private String localVar; |
| private String var; |
| |
| public ActiveChildLookupFunction(String var, String localVar) { |
| this.var = var; |
| this.localVar = localVar; |
| } |
| |
| @Override |
| public Object compute(IEclipseContext context, String contextKey) { |
| IEclipseContext childContext = context.getActiveChild(); |
| if (childContext != null) { |
| return childContext.get(var); |
| } |
| return context.get(localVar); |
| } |
| |
| } |
