| /******************************************************************************* |
| * Copyright (c) 2007, 2010 BMW Car IT, Technische Universitaet Muenchen, and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * BMW Car IT - Initial API and implementation |
| * Technische Universitaet Muenchen - Major refactoring and extension |
| *******************************************************************************/ |
| package org.eclipse.emf.edapt.common.ui; |
| |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.emf.ecore.EGenericType; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider; |
| import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Composite; |
| |
| /** |
| * A tree viewer to display a metamodel using the Ecore default item providers |
| * |
| * @author markus.herrmannsdoer |
| * |
| */ |
| public class StructureTreeViewer extends TreeViewer { |
| |
| /** |
| * Constructor |
| * |
| * @param parent Parent composite |
| * @param style Viewer style |
| * @param adapterFactory |
| */ |
| public StructureTreeViewer(Composite parent, int style, AdapterFactory adapterFactory) { |
| super(parent, style | SWT.BORDER | SWT.MULTI); |
| |
| setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); |
| final AdapterFactoryLabelProvider labelProvider = new AdapterFactoryLabelProvider(adapterFactory); |
| setLabelProvider(labelProvider); |
| |
| setSorter(new ViewerSorter() { |
| @Override |
| public int category(Object element) { |
| if (element instanceof EObject) { |
| final EObject eObject = (EObject) element; |
| if (eObject.eContainer() != null) { |
| final EReference containmentFeature = eObject.eContainmentFeature(); |
| final EList<EStructuralFeature> features = eObject.eContainer().eClass() |
| .getEAllStructuralFeatures(); |
| final int indexOf = features.indexOf(containmentFeature); |
| return indexOf; |
| } |
| } |
| return 0; |
| } |
| }); |
| |
| addFilter(new ViewerFilter() { |
| @Override |
| public boolean select(Viewer viewer, Object parentElement, |
| Object element) { |
| if (element instanceof EGenericType) { |
| return false; |
| } |
| return true; |
| } |
| }); |
| } |
| } |