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/*******************************************************************************
* Copyright (c) 2007 Oracle.
* 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:
* Oracle - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.ui.internal.jface;
import org.eclipse.jface.viewers.ITreeContentProvider;
/**
* Extension of {@link DelegatingContentAndLabelProvider} that provides an extension
* to provide tree content
*/
public class DelegatingTreeContentAndLabelProvider extends DelegatingContentAndLabelProvider
implements ITreeContentProvider
{
public DelegatingTreeContentAndLabelProvider(
ITreeItemContentProviderFactory treeItemContentProviderFactory) {
super(treeItemContentProviderFactory);
}
public DelegatingTreeContentAndLabelProvider(
ITreeItemContentProviderFactory treeItemContentProviderFactory,
IItemLabelProviderFactory itemLabelProviderFactory) {
super(treeItemContentProviderFactory, itemLabelProviderFactory);
}
protected ITreeItemContentProvider itemContentProvider(Object item) {
return (ITreeItemContentProvider) super.itemContentProvider(item);
}
public Object[] getChildren(Object parentElement) {
return itemContentProvider(parentElement).getChildren();
}
public Object getParent(Object element) {
return itemContentProvider(element).getParent();
}
public boolean hasChildren(Object element) {
return itemContentProvider(element).hasChildren();
}
}
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