| /****************************************************************************** |
| * Copyright (c) 2008 Versant 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: |
| * Remy Chi Jian Suen (Versant Corporation) - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.team.internal.ecf.ui.handlers; |
| |
| import org.eclipse.ecf.presence.roster.IRosterEntry; |
| import org.eclipse.ecf.presence.ui.menu.AbstractRosterMenuContributionItem; |
| import org.eclipse.ecf.presence.ui.menu.AbstractRosterMenuHandler; |
| import org.eclipse.jface.action.IContributionItem; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.team.internal.ecf.ui.Messages; |
| import org.eclipse.ui.ISelectionService; |
| import org.eclipse.ui.menus.IWorkbenchContribution; |
| import org.eclipse.ui.services.IServiceLocator; |
| |
| public class CompareWithMenuContributionItem extends AbstractRosterMenuContributionItem implements IWorkbenchContribution { |
| |
| private ISelectionService selectionService; |
| |
| public CompareWithMenuContributionItem() { |
| setTopMenuName(Messages.CompareWithMenuContributionItem_MenuTitle); |
| } |
| |
| public void initialize(IServiceLocator serviceLocator) { |
| selectionService = (ISelectionService) serviceLocator.getService(ISelectionService.class); |
| } |
| |
| protected IContributionItem[] getContributionItems() { |
| //FIXME: interim hack to only be enabled for single selections |
| if (selectionService != null) { |
| ISelection selection = selectionService.getSelection(); |
| if (selection instanceof IStructuredSelection) { |
| if (((IStructuredSelection) selection).size() != 1) { |
| return NO_CONTRIBUTIONS; |
| } |
| } |
| } |
| return super.getContributionItems(); |
| } |
| |
| protected AbstractRosterMenuHandler createRosterEntryHandler(IRosterEntry rosterEntry) { |
| return new CompareWithHandler(rosterEntry); |
| } |
| |
| } |