/**
* Copyright (c) 2012 committers of YAKINDU 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:
* Markus Muehlbrandt - initial API and implementation
*
*/
package org.yakindu.base.gmf.runtime.treelayout.commands;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.yakindu.base.gmf.runtime.treelayout.TreeLayoutUtil;
import org.yakindu.base.gmf.runtime.treelayout.UIUtils;
/**
*
* @author Markus Muehlbrandt
*
*/
public class UpdateAnnotationsOnDestroyElementCommand extends
AbstractTransactionalCommand {
private final DestroyElementRequest request;
private final IGraphicalEditPart parentTreeNodeEditPart;
public UpdateAnnotationsOnDestroyElementCommand(
DestroyElementRequest request,
IGraphicalEditPart parentTreeNodeEditPart) {
super(request.getEditingDomain(), request.getLabel(), null);
Assert.isNotNull(request, "request is null.");
Assert.isNotNull(parentTreeNodeEditPart,
"parentTreeNodeEditPart is null.");
this.request = request;
this.parentTreeNodeEditPart = parentTreeNodeEditPart;
}
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor,
IAdaptable info) throws ExecutionException {
parentTreeNodeEditPart.getParent().refresh();
final List<IGraphicalEditPart> treeChildren = TreeLayoutUtil
.getOrderedTreeChildren(parentTreeNodeEditPart);
treeChildren.remove(UIUtils.getEditPart(request.getElementToDestroy()));
TreeLayoutUtil.setTreeNodesPositionAnnotation(TreeLayoutUtil
.getViews(treeChildren));
return CommandResult.newOKCommandResult();
}
}