/*

 * Copyright (c) 2007-2010 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:

 *

 * Import page

 *

 */

package com.nokia.traceviewer.engine.preferences.wizard;

import java.io.File;

import org.eclipse.core.runtime.IPath;

import org.eclipse.core.runtime.Path;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.widgets.*;

/**

 * Page in import wizard

 * 

 */

public class ImportPage extends AbstractImportExportPage {

	/**

	 * File

	 */

	private File file;

	/**

	 * Filter extensions

	 */

	static final String[] FILTER_EXTS = { "*.xml", //$NON-NLS-1$

			"*.*" //$NON-NLS-1$

	};

	/**

	 * Filter extension names

	 */

	static final String[] FILTER_EXT_NAMES = {

			Messages.getString("ImportPage.ConfigurationFileName"), //$NON-NLS-1$

			Messages.getString("ImportPage.AllFilesName") }; //$NON-NLS-1$

	/**

	 * Constructor

	 */

	protected ImportPage() {

		super("ImportPage"); //$NON-NLS-1$

		setTitle(Messages.getString("ImportPage.PageTitle")); //$NON-NLS-1$

		setDescription(Messages.getString("ImportPage.PageDescription")); //$NON-NLS-1$

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see

	 * com.nokia.traceviewer.engine.preferences.wizard.AbstractImportExportPage

	 * #createControl(org.eclipse.swt.widgets.Composite)

	 */

	@Override

	public void createControl(Composite parent) {

		super.createControl(parent);

		Composite composite = (Composite) getControl();

		// Create browse group

		createBrowseGroup(composite, Messages

				.getString("ImportPage.BrowseGroupText")); //$NON-NLS-1$

		browseButton.addSelectionListener(new SelectionAdapter() {

			@Override

			public void widgetSelected(SelectionEvent e) {

				FileDialog fileDialog = new FileDialog(getShell(), SWT.OPEN);

				fileDialog.setText(Messages

						.getString("ImportPage.FileDialogText")); //$NON-NLS-1$

				fileDialog.setFilterExtensions(FILTER_EXTS);

				fileDialog.setFilterNames(FILTER_EXT_NAMES);

				String pathstr = fileDialog.open();

				if (pathstr != null) {

					pathText.setText(pathstr);

				}

			}

		});

		setPageComplete(validatePage(true));

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see

	 * com.nokia.traceviewer.engine.preferences.wizard.AbstractImportExportPage

	 * #validatePage(boolean)

	 */

	@Override

	protected boolean validatePage(boolean validateFile) {

		setErrorMessage(null);

		boolean valid = !validateFile;

		if (validateFile) {

			IPath path = new Path(pathText.getText());

			file = path.toFile();

			if (file.exists()) {

				valid = true;

			}

		}

		return valid;

	}

	/**

	 * Get file

	 * 

	 * @return given file

	 */

	public File getFile() {

		return file;

	}

}