/*****************************************************************************
* Copyright (c) 2011 CEA LIST.
*
* 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.uml.tools.databinding;
import org.eclipse.core.databinding.observable.value.AbstractObservableValue;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.papyrus.uml.tools.utils.ImageUtil;
import org.eclipse.uml2.common.edit.command.ChangeCommand;
import org.eclipse.uml2.uml.Image;
/**
*
* An IObservableValue to handle the way the image is displayed
*
* @author Camille Letavernier
*
*/
public class ImageKindObservableValue extends AbstractObservableValue {
/**
* The kind of image display
* Undefined
*/
public static final String KIND_UNDEFINED = "undefined"; //$NON-NLS-1$
/**
* The kind of image display
* Displays the image as an Icon in the element edit part
*/
public static final String KIND_ICON = "icon"; //$NON-NLS-1$
/**
* The kind of image display
* The image replaces the element edit part
*/
public static final String KIND_SHAPE = "shape"; //$NON-NLS-1$
private Image image;
private EditingDomain domain;
/**
*
* Constructor.
*
* @param image
* The UML Image element
* @param domain
* The editing domain on which the commands will be executed
*/
public ImageKindObservableValue(Image image, EditingDomain domain) {
this.image = image;
this.domain = domain;
}
public Object getValueType() {
return String.class;
}
/**
* {@inheritDoc}
*/
@Override
protected String doGetValue() {
return ImageUtil.getKind(image);
}
/**
* {@inheritDoc}
*/
@Override
protected void doSetValue(Object value) {
if(value instanceof String) {
final String kind = (String)value;
Runnable runnable = new Runnable() {
public void run() {
ImageUtil.setKind(image, kind);
}
};
Command emfCommand = new ChangeCommand(domain, runnable);
domain.getCommandStack().execute(emfCommand);
}
}
}