//------------------------------------------------------------------------------
// Copyright (c) 2005, 2007 IBM Corporation and others.
// 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:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.authoring.ui.wizards;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.epf.authoring.ui.AuthoringUIPlugin;
import org.eclipse.epf.library.edit.util.ExtensionManager;
import org.eclipse.ui.IWorkbenchWizard;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.wizards.IWizardDescriptor;

/**
 * @author Phong Nguyen Le
 *
 * @since 1.2
 */
public class WizardHelper {
	private static IWizardRegistry wizardRegistry;

	public static final IWizardRegistry getWizardRegistry() {
		if(wizardRegistry == null) {
			wizardRegistry = (IWizardRegistry) ExtensionManager.getExtension(AuthoringUIPlugin.getDefault().getId(), "wizardRegistryProvider"); //$NON-NLS-1$
		}
		return wizardRegistry;
	}
	
	public static final IWorkbenchWizard createNewWizard(String newWizardId) throws CoreException {
		IWizardDescriptor descriptor = PlatformUI.getWorkbench().getNewWizardRegistry().findWizard(newWizardId);
		if(descriptor != null) {
			return descriptor.createWizard();
		}
		return null;
	}
}