/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

package com.nokia.testfw.codegen.ui.util;

import org.eclipse.jface.viewers.ITreeContentProvider;

import org.eclipse.jface.viewers.LabelProvider;

import org.eclipse.jface.viewers.Viewer;

import org.eclipse.swt.graphics.Image;

import org.eclipse.ui.ISharedImages;

import org.eclipse.ui.PlatformUI;

public class PathNodeTreeContentLabelProvoder extends LabelProvider implements

		ITreeContentProvider {

	private final Object NO_CHILDREN[];

	public PathNodeTreeContentLabelProvoder() {

		super();

		NO_CHILDREN = new Object[0];

	}

	public Object[] getChildren(Object obj) {

		if (obj instanceof PathNode)

			return ((PathNode) obj).getChildren();

		else

			return NO_CHILDREN;

	}

	public Object getParent(Object obj) {

		if (obj instanceof PathNode)

			return ((PathNode) obj).getParent();

		else

			return null;

	}

	public boolean hasChildren(Object obj) {

		if (obj instanceof PathNode)

			return ((PathNode) obj).getChildren().length > 0;

		else

			return false;

	}

	public Object[] getElements(Object obj) {

		if (obj instanceof PathNode) {

			return ((PathNode) obj).getChildren();

		}

		return NO_CHILDREN;

	}

	public void dispose() {

	}

	public void inputChanged(Viewer viewer, Object obj, Object obj1) {

	}

	@SuppressWarnings("deprecation")

	public Image getImage(Object obj) {

		if (obj instanceof PathNode) {

			PathNode node = (PathNode) obj;

			if (node.getData() != null) {

				return PlatformUI.getWorkbench().getSharedImages().getImage(

						ISharedImages.IMG_OBJ_FILE);

			}

			if (node.getParent().getParent() == null) {

				return PlatformUI.getWorkbench().getSharedImages().getImage(

						ISharedImages.IMG_OBJ_PROJECT);

			} else {

				return PlatformUI.getWorkbench().getSharedImages().getImage(

						ISharedImages.IMG_OBJ_FOLDER);

			}

		}

		return null;

	}

	public String getText(Object obj) {

		if (obj instanceof PathNode)

			return ((PathNode) obj).getName();

		return null;

	}

}