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The source code/******************************************************************************* * Copyright (c) 2000, 2006 IBM Corporation 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: * IBM Corporation - initial API and implementation *******************************************************************************/ package org.eclipse.pde.internal.ui.elements; import org.eclipse.jface.viewers.ITreeContentProvider; import org.eclipse.jface.viewers.Viewer; public class TreeContentProvider extends ListContentProvider implements ITreeContentProvider { public TreeContentProvider() { super(); } public void dispose() { } public Object[] getChildren(Object element) { if (element instanceof IPDEElement) { return ((IPDEElement) element).getChildren(); } return null; } public Object[] getElements(Object element) { if (element instanceof IPDEElement) { return ((IPDEElement) element).getChildren(); } return null; } public Object getParent(Object element) { if (element instanceof IPDEElement) { return ((IPDEElement) element).getParent(); } return null; } public boolean hasChildren(java.lang.Object element) { if (element instanceof IPDEElement) { Object[] children = ((IPDEElement) element).getChildren(); return children != null && children.length > 0; } return false; } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } public boolean isDeleted(Object element) { return false; } } |
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