/*
* Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
* Rick Salay.
* 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:
* Alessio Di Sandro - Implementation.
*/
package edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.sheet;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.viewers.BaseLabelProvider;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.graphics.Image;
/**
* @generated
*/
public class StateMachine_MAVOSheetLabelProvider extends BaseLabelProvider implements ILabelProvider {
/**
* @generated
*/
public String getText(Object element) {
element = unwrap(element);
if (element instanceof edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.navigator.StateMachine_MAVONavigatorGroup) {
return ((edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.navigator.StateMachine_MAVONavigatorGroup) element)
.getGroupName();
}
IElementType etype = getElementType(getView(element));
return etype == null ? "" : etype.getDisplayName();
}
/**
* @generated
*/
public Image getImage(Object element) {
IElementType etype = getElementType(getView(unwrap(element)));
return etype == null ? null
: edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.providers.StateMachine_MAVOElementTypes
.getImage(etype);
}
/**
* @generated
*/
private Object unwrap(Object element) {
if (element instanceof IStructuredSelection) {
return ((IStructuredSelection) element).getFirstElement();
}
return element;
}
/**
* @generated
*/
private View getView(Object element) {
if (element instanceof View) {
return (View) element;
}
if (element instanceof IAdaptable) {
return (View) ((IAdaptable) element).getAdapter(View.class);
}
return null;
}
/**
* @generated
*/
private IElementType getElementType(View view) {
// For intermediate views climb up the containment hierarchy to find the one associated with an element type.
while (view != null) {
int vid = edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.part.StateMachine_MAVOVisualIDRegistry
.getVisualID(view);
IElementType etype = edu.toronto.cs.se.modelepedia.statemachine_mavo.diagram.providers.StateMachine_MAVOElementTypes
.getElementType(vid);
if (etype != null) {
return etype;
}
view = view.eContainer() instanceof View ? (View) view.eContainer() : null;
}
return null;
}
}