| /******************************************************************************* |
| * 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.editor.commands; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecp.common.model.ECPModelelementContext; |
| import org.eclipse.emf.ecp.common.model.ECPWorkspaceManager; |
| import org.eclipse.emf.ecp.common.model.NoWorkspaceException; |
| import org.eclipse.emf.ecp.editor.Activator; |
| import org.eclipse.emf.ecp.editor.MEEditorInput; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| |
| /** |
| * This handler handles openModelEelement command. This handler |
| * is to be executed indirectly using IHandlerService.executeCommand() |
| * method. The Command itself does not have any UI representation. |
| * |
| * @author Hodaie |
| */ |
| public class OpenModelElementHandler extends AbstractHandler { |
| |
| private static final String FEATURE_TO_MARK_EVALUATIONCONTEXT_VARIABLE = "featureToMark"; |
| |
| /** |
| * {@inheritDoc} |
| * |
| * <br/> |
| * We added this package and command to the editor plug-in, |
| * we needed to open a model element from model.edit plug-in and to avoid |
| * circular references we had to execute this command indirectly using |
| * IHandlerServise.executeCommand. |
| */ |
| |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| |
| Object o = ((IStructuredSelection) HandlerUtil.getCurrentSelection(event)).getFirstElement(); |
| |
| EObject me = (EObject) o; |
| |
| ECPModelelementContext context = null; |
| try { |
| context = ECPWorkspaceManager.getInstance().getWorkSpace().getProject(me); |
| } catch (NoWorkspaceException e1) { |
| |
| } |
| |
| EStructuralFeature problemFeature; |
| |
| try { |
| problemFeature = (EStructuralFeature) HandlerUtil.getVariableChecked(event, |
| FEATURE_TO_MARK_EVALUATIONCONTEXT_VARIABLE); |
| } catch (ExecutionException executionException) { |
| problemFeature = null; |
| } |
| |
| if (o != null) { |
| MEEditorInput input; |
| if (problemFeature == null) { |
| input = new MEEditorInput(me, context); |
| } else { |
| input = new MEEditorInput(me, context, problemFeature); |
| } |
| try { |
| PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage() |
| .openEditor(input, "org.eclipse.emf.ecp.editor", true); |
| } catch (PartInitException e) { |
| Activator.logException(e); |
| } |
| } |
| |
| return null; |
| } |
| |
| } |