void HandleXmlSchemaAssociationChanged(object sender, XmlSchemaAssociationChangedEventArgs e)
 {
     if (e.Extension == FileExtension)
     {
         SetDefaultSchema(FileExtension);
     }
 }
		void HandleXmlSchemaAssociationChanged (object sender, XmlSchemaAssociationChangedEventArgs e)
		{
			if (e.Extension == FileExtension)
				SetDefaultSchema (FileExtension);
		}