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/*****************************************************************************
* Copyright (c) 2016 CEA LIST 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:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.common.commands;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gef.requests.ChangeBoundsRequest;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.gef.ui.figures.DefaultSizeNodeFigure;
/**
* This class serves to resize the figure bound of a edit part (at this moment, used only for Port Edit Part)
*
* @author Trung-Truc Nguyen
*
*/
public class ResizeParentFigureCommand extends AbstractTransactionalCommand {
private DefaultSizeNodeFigure parent = null;
private ChangeBoundsRequest request;
//for undo - redo
private int oldWidth;
private int oldHeight;
private int newWidth = -1;
private int newHeight = -1;
/**
*
* Constructor.
*
* @param domain
* @param portFigure the port figure to change its bound
* @param iFigure
* @param request
*/
public ResizeParentFigureCommand(TransactionalEditingDomain domain, DefaultSizeNodeFigure portFigure, ChangeBoundsRequest request) {
super(domain, "Resize Full Port Figure", null);
this.parent = portFigure;
this.request = request;
oldHeight = portFigure.getBounds().height;
oldWidth = portFigure.getBounds().width;
}
/**
* @see org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand#doExecuteWithResult(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
*
* @param monitor
* @param info
* @return
* @throws ExecutionException
*/
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
newWidth = oldWidth + request.getSizeDelta().width;
newHeight = oldHeight + request.getSizeDelta().height;
parent.getBounds().setSize(newWidth, newHeight);
parent.getDefaultSize().setSize(newWidth, newHeight);
return CommandResult.newOKCommandResult();
}
protected IStatus doUndo(IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
if(parent != null) {
parent.getBounds().setSize(oldWidth, oldHeight);
parent.getDefaultSize().setSize(oldWidth, oldHeight);
}
return super.doUndo(monitor, info);
}
/**
* Overrides superclass to set the command result.
*/
protected IStatus doRedo(IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
if(parent != null && newHeight != -1) {
parent.getBounds().setSize(newWidth, newHeight);
parent.getDefaultSize().setSize(newWidth, newHeight);
}
return super.doRedo(monitor, info);
}
}
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