Returns the name of the extended type as a wide string
virtual std::wstring GetTypeNameW( const CConvertParamsBase& params ) const;
The conversion parameters supplied for the conversion. These include the argument name, and any extended type parameters set by the developer when the argument was specified.
Returns the name of the extended type as a wide string, as it will appear in error messages.
This method should return the name of the extended type in singular form, e.g. L"date".
If validation fails, and false is returned by one of the conversion methods, then the extended type name will be resolved using the first of the following methods that has been implemented in the concrete class.