| /******************************************************************************* |
| * Copyright (c) 2010, 2016 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 |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 431180, 482649 |
| ******************************************************************************/ |
| |
| package org.eclipse.e4.core.commands; |
| |
| import javax.annotation.PostConstruct; |
| import javax.annotation.PreDestroy; |
| import org.eclipse.core.commands.CommandManager; |
| import org.eclipse.e4.core.commands.internal.CommandServiceImpl; |
| import org.eclipse.e4.core.commands.internal.HandlerServiceCreationFunction; |
| import org.eclipse.e4.core.commands.internal.HandlerServiceImpl; |
| import org.eclipse.e4.core.contexts.ContextInjectionFactory; |
| import org.eclipse.e4.core.contexts.IEclipseContext; |
| |
| /** |
| * Provide the command and handler service as an add-on. Must be instantiated against the |
| * application level context. |
| * |
| * @noinstantiate |
| */ |
| public class CommandServiceAddon { |
| |
| @PostConstruct |
| void init(IEclipseContext context) { |
| // global command service. There can be only one ... per application :-) |
| CommandManager manager = context.get(CommandManager.class); |
| if (manager == null) { |
| manager = new CommandManager(); |
| context.set(CommandManager.class, manager); |
| } |
| |
| CommandServiceImpl service = ContextInjectionFactory.make(CommandServiceImpl.class, context); |
| context.set(ECommandService.class, service); |
| |
| // handler service |
| context.set(EHandlerService.class.getName(), new HandlerServiceCreationFunction()); |
| // provide the initial application context, just in case. |
| HandlerServiceImpl.push(context, null); |
| } |
| |
| @PreDestroy |
| void cleanup() { |
| HandlerServiceImpl.pop(); |
| } |
| |
| } |