/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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.carbide.cpp.internal.ui.images;

import com.nokia.carbide.cpp.ui.images.*;

import org.eclipse.core.runtime.Path;

import java.io.File;

import java.io.FilenameFilter;

import java.util.ArrayList;

import java.util.List;

/**

 * Model for a directory (optionally recursive) providing image models.

 *

 */

public class FileImageContainerModel extends ImageContainerModelBase implements IImageContainerModel {

	private final File baseDir;

	private final boolean recursive;

	private final FilenameFilter fileNameFilter;

	public FileImageContainerModel(File baseDir, IImageLoader imageLoader,

			FilenameFilter fileNameFilter, boolean recursive) {

		super(new Path(baseDir.getAbsolutePath()), imageLoader);

		this.baseDir = baseDir;

		this.fileNameFilter = fileNameFilter;

		this.recursive = recursive;

	}

	/* (non-Javadoc)

	 * @see com.nokia.carbide.cpp.project.ui.images.IImageContainerModel#createEditorProvider()

	 */

	public IImageContainerEditorProvider createEditorProvider() {

		return null;

	}

	/* (non-Javadoc)

	 * @see com.nokia.carbide.cpp.project.ui.images.IImageContainerModel#createImageModels()

	 */

	public IImageModel[] createImageModels() {

		List<IImageModel> models = new ArrayList<IImageModel>();

		getImageModels(baseDir, models);

		return (IImageModel[]) models.toArray(new IImageModel[models.size()]);

	}

	private void getImageModels(File dir, List<IImageModel> models) {

		File[] files = dir.listFiles();

		if (files == null) {

			return;

		}

		for (File file : files) {

			if (file.isDirectory()) {

				if (recursive) {

					getImageModels(file, models);

				}

			} else if (fileNameFilter == null || fileNameFilter.accept(dir, file.getName())){

				models.add(createFileImageModel(file));

			}

		}

	}

	protected IImageModel createFileImageModel(File file) {

		String relativePath = file.getAbsolutePath().substring(baseDir.getAbsolutePath().length());

		return new FileImageModel(this, new Path(baseDir.getAbsolutePath()),

				new Path(relativePath).makeRelative());

	}

}