| /******************************************************************************* |
| * <copyright> |
| * |
| * Copyright (c) 2005, 2010 SAP AG. |
| * 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: |
| * Stefan Dimov - initial API, implementation and documentation |
| * |
| * </copyright> |
| * |
| *******************************************************************************/ |
| package org.eclipse.jpt.jpadiagrameditor.ui.internal.feature; |
| |
| import org.eclipse.emf.transaction.RecordingCommand; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.emf.transaction.util.TransactionUtil; |
| import org.eclipse.graphiti.features.IFeatureProvider; |
| import org.eclipse.graphiti.features.context.IResizeShapeContext; |
| import org.eclipse.graphiti.features.impl.DefaultResizeShapeFeature; |
| import org.eclipse.graphiti.mm.pictograms.ContainerShape; |
| import org.eclipse.graphiti.mm.pictograms.Shape; |
| import org.eclipse.jpt.jpa.core.context.PersistentType; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.provider.IJPAEditorFeatureProvider; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JPAEditorUtil; |
| |
| |
| public class ResizeJPAEntityFeature extends DefaultResizeShapeFeature { |
| |
| public ResizeJPAEntityFeature(IFeatureProvider fp) { |
| super(fp); |
| } |
| |
| @Override |
| public boolean canResizeShape(IResizeShapeContext context) { |
| boolean canResize = super.canResizeShape(context); |
| if (canResize) { |
| Shape shape = context.getShape(); |
| Object bo = getBusinessObjectForPictogramElement(shape); |
| if (bo == null) return false; |
| if (bo instanceof PersistentType) { |
| PersistentType c = (PersistentType) bo; |
| if (c.getName() != null && |
| c.getName().length() == 1) { |
| canResize = false; |
| } |
| } |
| } |
| return canResize; |
| } |
| |
| private void resizeContainerShape(IResizeShapeContext context) { |
| super.resizeShape(context); |
| } |
| |
| public void resizeShape(final IResizeShapeContext context) { |
| final ContainerShape entityShape = (ContainerShape) context.getShape(); |
| TransactionalEditingDomain ted = TransactionUtil.getEditingDomain(entityShape); |
| ted.getCommandStack().execute(new RecordingCommand(ted) { |
| protected void doExecute() { |
| resizeContainerShape(context); |
| JPAEditorUtil.rearrangeAllConnections(entityShape, |
| getFeatureProvider(), false); |
| } |
| }); |
| } |
| |
| public IJPAEditorFeatureProvider getFeatureProvider() { |
| return (IJPAEditorFeatureProvider)super.getFeatureProvider(); |
| } |
| |
| |
| } |