Author: mdryakhlenkov Date: 2007-07-05 08:00:38 -0400 (Thu, 05 Jul 2007) New Revision: 2310 Added: trunk/hibernatetools/plugins/org.jboss.tools.hibernate.ui.veditor/src/org/jboss/tools/hibernate/ui/veditor/editors/command/ShapeSetConstraintCommand.java Log: JBIDE-559: Hibernate diagram editor cleanup Added: trunk/hibernatetools/plugins/org.jboss.tools.hibernate.ui.veditor/src/org/jboss/tools/hibernate/ui/veditor/editors/command/ShapeSetConstraintCommand.java =================================================================== --- trunk/hibernatetools/plugins/org.jboss.tools.hibernate.ui.veditor/src/org/jboss/tools/hibernate/ui/veditor/editors/command/ShapeSetConstraintCommand.java (rev 0) +++ trunk/hibernatetools/plugins/org.jboss.tools.hibernate.ui.veditor/src/org/jboss/tools/hibernate/ui/veditor/editors/command/ShapeSetConstraintCommand.java 2007-07-05 12:00:38 UTC (rev 2310) @@ -0,0 +1,57 @@ +/******************************************************************************* + * Copyright (c) 2007 Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is 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 + * + * Contributor: + * Red Hat, Inc. - initial API and implementation + ******************************************************************************/ +package org.jboss.tools.hibernate.ui.veditor.editors.command; + + +import org.eclipse.draw2d.geometry.Point; +import org.eclipse.gef.RequestConstants; +import org.eclipse.gef.commands.Command; +import org.eclipse.gef.requests.ChangeBoundsRequest; +import org.jboss.tools.hibernate.ui.veditor.editors.model.OrmShape; + + +public class ShapeSetConstraintCommand extends Command { + private final Point newLocation; + private Point oldLocation; + private final ChangeBoundsRequest request; + + private final OrmShape shape; + + public ShapeSetConstraintCommand(OrmShape shape, ChangeBoundsRequest req, + Point newLocation) { + if (shape == null || req == null || newLocation == null) { + throw new IllegalArgumentException(); + } + this.shape = shape; + this.request = req; + this.newLocation = newLocation.getCopy(); + setLabel("move"); + } + + public boolean canExecute() { + Object type = request.getType(); + return (RequestConstants.REQ_MOVE.equals(type) + || RequestConstants.REQ_MOVE_CHILDREN.equals(type)); + } + + public void execute() { + oldLocation = shape.getLocation(); + redo(); + } + + public void redo() { + shape.setLocation(newLocation); + } + + public void undo() { + shape.setLocation(oldLocation); + } +}