/*******************************************************************************
 * Copyright (c) 2008 Chase Technology Ltd - http://www.chasetechnology.co.uk
 * 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:
 *     Doug Satchwell (Chase Technology Ltd) - initial API and implementation
 *******************************************************************************/
package org.eclipse.wst.xsl.ui.internal.actions;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchWizard;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.wizards.IWizardDescriptor;
import org.eclipse.wst.xsl.ui.internal.XSLUIPlugin;

public class NewWizardAction extends Action
{
	private static final int SIZING_WIZARD_WIDTH = 500;
	private static final int SIZING_WIZARD_HEIGHT = 500;

	private ISelection selection;
	private String id;
	
	public NewWizardAction(String id)
	{
		this.id = id;
	}

	public void run()
	{
		IWizardDescriptor desc = PlatformUI.getWorkbench().getNewWizardRegistry().findWizard(id);
		if (desc == null)
			return;
		try
		{
			Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
			IWorkbenchWizard wizard = desc.createWizard();

			IStructuredSelection ssel = null;
			if (selection instanceof IStructuredSelection)
			{
				ssel = (IStructuredSelection) selection;
			}
			else
			{
				ssel = new StructuredSelection();
			}
			wizard.init(PlatformUI.getWorkbench(), ssel);

			WizardDialog dialog = new WizardDialog(shell, wizard);
			dialog.create();
			dialog.getShell().setSize(Math.max(SIZING_WIZARD_WIDTH, dialog.getShell().getSize().x), SIZING_WIZARD_HEIGHT);
			// PlatformUI.getWorkbench().getHelpSystem().setHelp(dialog.getShell(),IWorkbenchHelpContextIds.NEW_WIZARD);
			dialog.open();
		}
		catch (CoreException e)
		{
			XSLUIPlugin.log(e);
		}
	}

	public void setSelection(ISelection selection)
	{
		this.selection = selection;
	}
}