| /****************************************************************************** |
| * Copyright (c) 2005, 2006 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 |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.emf.type.core.requests; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.gmf.runtime.emf.type.core.EditHelperContext; |
| import org.eclipse.gmf.runtime.emf.type.core.IClientContext; |
| import org.eclipse.gmf.runtime.emf.type.core.internal.l10n.EMFTypeCoreMessages; |
| |
| /** |
| * Abstract superclass for reuqests to destroy a model element. |
| * |
| * @author ldamus |
| */ |
| public abstract class DestroyRequest extends AbstractEditCommandRequest { |
| |
| /** |
| * Flag to indicate whether or not confirmation is required when destoying a |
| * model element. |
| */ |
| private boolean confirmationRequired; |
| |
| /** |
| * Constructs a new request to destroy a model element. |
| * |
| * @param editingDomain |
| * the editing domain in which I am requesting to make model |
| * @param confirmationRequired |
| * <code>true</code> if the user should be prompted to confirm |
| * the element deletion, <code>false</code> otherwise. |
| */ |
| public DestroyRequest(TransactionalEditingDomain editingDomain, |
| boolean confirmationRequired) { |
| super(editingDomain); |
| this.confirmationRequired = confirmationRequired; |
| } |
| |
| /** |
| * Answers whether or not the user should be prompted to confirm the element |
| * deletion. |
| * |
| * @return <code>true</code> if the user should be prompted to confirm the |
| * element deletion, <code>false</code> otherwise |
| */ |
| public boolean isConfirmationRequired() { |
| return confirmationRequired; |
| } |
| |
| /** |
| * Sets the flag that indicates whether or not confirmation of the deletion |
| * is required. |
| * |
| * @param confirmationRequired |
| * <code>true</code> if the user should be prompted to confirm |
| * the element deletion, <code>false</code> otherwise |
| */ |
| public void setConfirm(boolean confirmationRequired) { |
| this.confirmationRequired = confirmationRequired; |
| } |
| |
| /** |
| * Gets the container of the element to be destroyed. |
| * |
| * @return the container of the element to be destroyed |
| */ |
| public abstract EObject getContainer(); |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.emf.type.core.edithelper.IEditCommandRequest#getElementsToEdit() |
| */ |
| public List getElementsToEdit() { |
| if (getContainer() != null) { |
| return Collections.singletonList(getContainer()); |
| } |
| return super.getElementsToEdit(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.emf.type.core.edithelper.AbstractEditCommandRequest#getDefaultLabel() |
| */ |
| protected String getDefaultLabel() { |
| return EMFTypeCoreMessages.Request_Label_Destroy; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.emf.type.core.edithelper.IEditCommandRequest#getEditHelperContext() |
| */ |
| public Object getEditHelperContext() { |
| |
| IClientContext context = getClientContext(); |
| |
| if (context == null) { |
| return getContainer(); |
| } else { |
| return new EditHelperContext(getContainer(), context); |
| } |
| } |
| } |