| /******************************************************************************* |
| * Copyright (c) 2008-2011 Chair for Applied Software Engineering, |
| * Technische Universitaet Muenchen. |
| * 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: |
| ******************************************************************************/ |
| package org.eclipse.emf.ecp.common.util; |
| |
| import org.eclipse.emf.ecore.EObject; |
| |
| /** |
| * Modelelement opener offer the functionality to open a specific model element. Standard opener is the model element |
| * editor. Example for specific opener are the diagrams. |
| * |
| * @author helming |
| */ |
| public interface ModelElementOpener { |
| /** |
| * Constant to return if the opener should not open the modelelement. |
| */ |
| int DONOTOPEN = -1; |
| |
| /** |
| * Checks whether the model element should be opened by this opener, depending on the priority. The model element |
| * will be opened with the registered opener with the highest priority. |
| * |
| * @param modelElement the model element to check |
| * @return a priority indicating how well the opener can open the element |
| */ |
| int canOpen(EObject modelElement); |
| |
| /** |
| * The action to open the model element. |
| * |
| * @param modelElement the model element to open |
| */ |
| void openModelElement(EObject modelElement); |
| } |
