// Copyright (c) 2008-2009 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:

// ${file_name}

// 

//

package com.symbian.smt.gui.wizard;

import org.eclipse.jface.dialogs.IDialogPage;

import org.eclipse.jface.viewers.ISelection;

import org.eclipse.jface.wizard.WizardPage;

import org.eclipse.swt.SWT;

import org.eclipse.swt.layout.FillLayout;

import org.eclipse.swt.widgets.Composite;

import com.symbian.smt.gui.smtwidgets.SystemDefinitionFilesWidget;

import com.symbian.smt.gui.smtwidgets.ValidModelDefinedListener;

import com.symbian.smt.gui.smtwidgets.ValidModelEvent;

import com.symbian.smt.gui.smtwidgets.ValidModelObservable;

public class NewProjectWizardSystemDefsPage extends WizardPage implements

		ValidModelDefinedListener {

	private SystemDefinitionFilesWidget sysdef;

	/**

	 * Creates a wizard page for entering information about System Definitions

	 * 

	 * @return void

	 */

	protected NewProjectWizardSystemDefsPage(ISelection selection) {

		super("wizardPage");

		setTitle("System Model Manager Wizard");

		setDescription("Enter one or more system definition files to use for the System Model Diagram");

		setPageComplete(false);

	}

	/**

	 * @see IDialogPage#createControl(Composite)

	 */

	public void createControl(Composite parent) {

		Composite container = new Composite(parent, SWT.NULL);

		container.setLayout(new FillLayout(SWT.VERTICAL));

		initialize();

		setControl(container);

		sysdef = new SystemDefinitionFilesWidget(container, SWT.NONE);

		if (sysdef instanceof ValidModelObservable) {

			((ValidModelObservable) sysdef).addModelListener(this);

		}

	}

	@Override

	public void dispose() {

		if (sysdef != null) {

			if (sysdef instanceof ValidModelObservable) {

				((ValidModelObservable) sysdef).removeModelListener(this);

			}

		}

		super.dispose();

	}

	/**

	 * Returns a list of the system definition files

	 * 

	 * @return String[]

	 */

	public String[] getSystemDefinitions() {

		return sysdef.getSystemDefinitions();

	}

	private void initialize() {

	}

	/**

	 * Sets the system definition files

	 * 

	 * @param sysDefs

	 *            A list containing system definition files

	 * @return void

	 */

	public void setSystemDefinitions(String[] sysDefs) {

		sysdef.setSystemDefinitions(sysDefs);

	}

	/**

	 * This is called by the observed object when a change is made and controls

	 * wizard flow

	 * 

	 * @param event

	 *            the ValidModelEvent object created by the observer object and

	 *            indicating if the wizard page is complete

	 * @return void

	 */

	public void validModelDefined(ValidModelEvent event) {

		Boolean isValid = event.isValid();

		setPageComplete(isValid);

	}

}