| /******************************************************************************* |
| * <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.common.util.EList; |
| 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.IContext; |
| import org.eclipse.graphiti.features.context.ICustomContext; |
| import org.eclipse.graphiti.features.custom.AbstractCustomFeature; |
| import org.eclipse.graphiti.features.custom.ICustomFeature; |
| import org.eclipse.graphiti.mm.algorithms.GraphicsAlgorithm; |
| import org.eclipse.graphiti.mm.pictograms.ContainerShape; |
| import org.eclipse.graphiti.mm.pictograms.Diagram; |
| import org.eclipse.graphiti.mm.pictograms.PictogramElement; |
| import org.eclipse.graphiti.mm.pictograms.Shape; |
| import org.eclipse.graphiti.services.Graphiti; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.i18n.JPAEditorMessages; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.provider.IJPAEditorFeatureProvider; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JPAEditorConstants; |
| import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JPAEditorUtil; |
| |
| |
| public class CollapseAllEntitiesFeature extends AbstractCustomFeature implements ICustomFeature{ |
| |
| public CollapseAllEntitiesFeature(IFeatureProvider fp) { |
| super(fp); |
| } |
| |
| public void execute(ICustomContext context) { |
| Diagram diagram = getFeatureProvider().getDiagramTypeProvider().getDiagram(); |
| final EList<Shape> entShapes = diagram.getChildren(); |
| TransactionalEditingDomain ted = TransactionUtil.getEditingDomain(diagram); |
| ted.getCommandStack().execute(new RecordingCommand(ted) { |
| protected void doExecute() { |
| for (final PictogramElement el : entShapes) { |
| String collapseFeatures = Graphiti.getPeService().getPropertyValue(el, JPAEditorConstants.COLLAPSE_FEATURES); |
| if (collapseFeatures == null) { |
| GraphicsAlgorithm algo = el.getGraphicsAlgorithm(); |
| algo.setHeight(JPAEditorConstants.ENTITY_MIN_HEIGHT); |
| Graphiti.getPeService().setPropertyValue(el, JPAEditorConstants.COLLAPSE_FEATURES, String.valueOf(JPAEditorConstants.ENTITY_MIN_HEIGHT)); |
| JPAEditorUtil.rearrangeAllConnections((ContainerShape) el, getFeatureProvider(), false); |
| } |
| } |
| } |
| }); |
| |
| } |
| |
| @Override |
| public boolean canExecute(ICustomContext context) { |
| return true; |
| } |
| |
| public IJPAEditorFeatureProvider getFeatureProvider() { |
| return (IJPAEditorFeatureProvider)super.getFeatureProvider(); |
| } |
| |
| @Override |
| public boolean isAvailable(IContext context) { |
| return true; |
| } |
| |
| @Override |
| public String getName() { |
| return JPAEditorMessages.JPAEditorToolBehaviorProvider_collapseAllEntitiesMenuItem; |
| } |
| |
| } |