| /***************************************************************************** |
| * Copyright (c) 2021 CEA LIST and others. |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation |
| * |
| *****************************************************************************/ |
| |
| package org.eclipse.papyrus.model2doc.integration.ieee.requirements.sysml16.odt.architecture.internal.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.expressions.IEvaluationContext; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.emf.transaction.util.TransactionUtil; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.papyrus.infra.emf.gmf.command.GMFtoEMFCommandWrapper; |
| import org.eclipse.papyrus.infra.emf.utils.EMFHelper; |
| import org.eclipse.papyrus.model2doc.integration.ieee.requirements.sysml16.odt.architecture.internal.commands.CreateIEEERequirementsStructureForSysML16Command; |
| import org.eclipse.uml2.uml.Package; |
| |
| /** |
| * Handler creating the expected model structure |
| */ |
| public class CreateIEEERequirementsStructureHandler extends AbstractHandler { |
| |
| /** |
| * the command creating the structure |
| */ |
| private CreateIEEERequirementsStructureForSysML16Command cmd; |
| |
| /** |
| * the editing domain |
| */ |
| private TransactionalEditingDomain domain; |
| |
| /** |
| * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent) |
| * |
| * @param event |
| * @return |
| * @throws ExecutionException |
| */ |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| if (cmd != null && domain != null) { |
| domain.getCommandStack().execute(new GMFtoEMFCommandWrapper(cmd)); |
| } |
| |
| return null; |
| } |
| |
| |
| /** |
| * @see org.eclipse.core.commands.AbstractHandler#setEnabled(java.lang.Object) |
| * |
| * @param evaluationContext |
| */ |
| @Override |
| public void setEnabled(Object evaluationContext) { |
| boolean enabled = false; |
| this.cmd = null; |
| this.domain = null; |
| if (evaluationContext instanceof IEvaluationContext) { |
| final IEvaluationContext iEvaluationContext = (IEvaluationContext) evaluationContext; |
| final Object tmp = iEvaluationContext.getVariable("selection"); //$NON-NLS-1$ |
| if (tmp instanceof IStructuredSelection) { |
| final Object selectedElement = ((IStructuredSelection) tmp).getFirstElement(); |
| final EObject eobject = EMFHelper.getEObject(selectedElement); |
| if (eobject instanceof Package) { |
| this.domain = TransactionUtil.getEditingDomain(eobject); |
| this.cmd = new CreateIEEERequirementsStructureForSysML16Command(domain, (Package) eobject); |
| enabled = this.cmd.canExecute(); |
| } |
| |
| } |
| } |
| setBaseEnabled(enabled); |
| } |
| |
| |
| } |