| /****************************************************************************** |
| * Copyright (c) 2005 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 |
| ****************************************************************************/ |
| /* |
| * Created on Mar 17, 2004 |
| * |
| * To change the template for this generated file go to |
| * Window - Preferences - Java - Code Generation - Code and Comments |
| */ |
| package org.eclipse.gmf.runtime.diagram.ui.providers.internal; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.emf.ecore.EObject; |
| |
| import org.eclipse.gmf.runtime.common.core.service.AbstractProvider; |
| import org.eclipse.gmf.runtime.common.core.service.IOperation; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.CommonParserHint; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.GetParserOperation; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.IParser; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.IParserProvider; |
| import org.eclipse.gmf.runtime.diagram.ui.providers.internal.parsers.DescriptionParser; |
| import org.eclipse.gmf.runtime.notation.NotationPackage; |
| import org.eclipse.gmf.runtime.notation.View; |
| |
| /** |
| * @author melaasar |
| * @canBeSeenBy org.eclipse.gmf.runtime.diagram.ui.providers.* |
| * |
| * To change the template for this generated type comment go to Window - |
| * Preferences - Java - Code Generation - Code and Comments |
| */ |
| public class DiagramParserProvider |
| extends AbstractProvider |
| implements IParserProvider { |
| |
| /** |
| * @see org.eclipse.gmf.runtime.common.ui.services.parser.IParserProvider#getParser(org.eclipse.core.runtime.IAdaptable) |
| */ |
| public IParser getParser(IAdaptable hint) { |
| String stringHint = (String) hint.getAdapter(String.class); |
| if (stringHint.equals(CommonParserHint.DESCRIPTION)) |
| return DescriptionParser.getInstance(); |
| return null; |
| } |
| |
| /** |
| * @see org.eclipse.gmf.runtime.common.core.service.IProvider#provides(org.eclipse.gmf.runtime.common.core.service.IOperation) |
| */ |
| public boolean provides(IOperation operation) { |
| if (operation instanceof GetParserOperation) { |
| IAdaptable hint = ((GetParserOperation) operation).getHint(); |
| |
| String stringHint = (String) hint.getAdapter(String.class); |
| if( stringHint == null ) { |
| return false; |
| } |
| |
| EObject object = (EObject) hint.getAdapter(EObject.class); |
| if (object instanceof View && ((View) object).getStyle(NotationPackage.eINSTANCE.getDescriptionStyle()) != null) { |
| if (CommonParserHint.DESCRIPTION.equals(stringHint)) |
| return true; |
| } |
| } |
| return false; |
| } |
| } |