| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 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 implementation |
| //------------------------------------------------------------------------------ |
| /** |
| * |
| */ |
| package org.eclipse.epf.diagramming.base.commands; |
| |
| import java.util.Collection; |
| |
| import org.eclipse.emf.ecore.EAnnotation; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.EStructuralFeature.Setting; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gmf.runtime.emf.core.util.CrossReferenceAdapter; |
| import org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest; |
| import org.eclipse.gmf.runtime.notation.View; |
| |
| /** |
| * DestroyCommand to destroy ActivityPartition and all the elements inside the partitions. |
| * @author Shashidhar Kannoori |
| * |
| */ |
| public class ActivityPartitionDestroyCommand extends DestroyElementCommand { |
| |
| |
| private EditPart host; |
| |
| /** |
| * @param request |
| */ |
| public ActivityPartitionDestroyCommand(DestroyElementRequest request, EditPart host) { |
| super(request); |
| this.host = host; |
| // TODO Auto-generated constructor stub |
| } |
| |
| protected EObject getElementToDestroy() { |
| View view = (View) host.getModel(); |
| EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$ |
| if (annotation != null) { |
| return view; |
| } |
| return super.getElementToDestroy(); |
| } |
| |
| protected void tearDownIncomingReferences(EObject destructee) { |
| CrossReferenceAdapter crossReferencer = CrossReferenceAdapter |
| .getExistingCrossReferenceAdapter(destructee); |
| if (crossReferencer != null) { |
| Collection inverseReferences = crossReferencer |
| .getInverseReferences(destructee); |
| if (inverseReferences != null) { |
| int size = inverseReferences.size(); |
| if (size > 0) { |
| Setting setting; |
| EReference eRef; |
| Setting[] settings = (Setting[]) inverseReferences |
| .toArray(new Setting[size]); |
| for (int i = 0; i < size; ++i) { |
| setting = settings[i]; |
| eRef = (EReference) setting |
| .getEStructuralFeature(); |
| if (eRef.isChangeable() |
| && (eRef.isDerived() == false) |
| && (eRef.isContainment() == false) |
| && (eRef.isContainer() == false)) { |
| EcoreUtil.remove(setting.getEObject()); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| } |