| /****************************************************************************** |
| * Copyright (c) 2002, 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.services.action.contributionitem; |
| |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.jface.viewers.ISelection; |
| |
| import org.eclipse.gmf.runtime.common.ui.services.action.contributionitem.ContributionItemService; |
| |
| /** |
| * A policy interface for popup menu contributions. It inspects a |
| * given selection and determines whether the contribution should |
| * be applied to the popup menu given that selection or not. |
| * |
| * @see IContributionItemProvider |
| * @see ContributionItemService |
| * |
| * @author melaasar |
| */ |
| public interface IPopupMenuContributionPolicy { |
| |
| /** |
| * Tests whether the policy applies to the given selection. |
| * |
| * @param selection The given context of the popup menu |
| * @param configuration The policy's configuration (could be used to parse extra params) |
| * @return Whether the policy applies to the selection or not |
| */ |
| public boolean appliesTo( |
| ISelection selection, |
| IConfigurationElement configuration); |
| |
| } |
