| /* |
| * Copyright (c) 2010, 2012, 2015 Eike Stepper (Berlin, Germany) 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: |
| * Martin Fluegge - initial API and implementation |
| * |
| */ |
| package org.eclipse.emf.cdo.dawn.examples.acore.diagram.sheet; |
| |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.navigator.AcoreNavigatorGroup; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreVisualIDRegistry; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.providers.AcoreElementTypes; |
| |
| 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 AcoreSheetLabelProvider extends BaseLabelProvider implements ILabelProvider |
| { |
| |
| /** |
| * @generated |
| */ |
| public String getText(Object element) |
| { |
| element = unwrap(element); |
| if (element instanceof AcoreNavigatorGroup) |
| { |
| return ((AcoreNavigatorGroup)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 : AcoreElementTypes.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 ((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 = AcoreVisualIDRegistry.getVisualID(view); |
| IElementType etype = AcoreElementTypes.getElementType(vid); |
| if (etype != null) |
| { |
| return etype; |
| } |
| view = view.eContainer() instanceof View ? (View)view.eContainer() : null; |
| } |
| return null; |
| } |
| |
| } |