/*******************************************************************************
* Copyright (c) 2007-2009 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.diagram.editors.parts;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Collections;
import java.util.List;
import org.eclipse.swt.widgets.Tree;
import org.jboss.tools.hibernate.ui.diagram.editors.model.Shape;
/**
* @author some modifications from Vitali
*/
public class ShapeTreeEditPart extends
org.eclipse.gef.editparts.AbstractTreeEditPart implements
PropertyChangeListener {
/**
* Constructor initializes this with the given model.
*
* @param model
* Model for this.
*/
public ShapeTreeEditPart(Shape model) {
super(model);
}
/**
* Returns the model of this as a ExpandeableShape.
*
* @return Model of this.
*/
protected Shape getShape() {
return (Shape) getModel();
}
/**
* Returns <code>null</code> as a Tree EditPart holds no children under
* it.
*
* @return <code>null</code>
*/
protected List<?> getModelChildren() {
return Collections.EMPTY_LIST;
}
public void propertyChange(PropertyChangeEvent arg0) {
}
/**
* Refreshes the visual properties of the TreeItem for this part.
*/
protected void refreshVisuals() {
if (getWidget() instanceof Tree) {
return;
}
Shape model = (Shape) getModel();
Object element = model.getOrmElement();
setWidgetImage(getShape().getOrmDiagram().getLabelProvider().getImage(element));
setWidgetText(getShape().getOrmDiagram().getLabelProvider().getText(element));
}
}