// the current decoder state: this is only used by ToWChar() if srcLen
// parameter is not wxNO_LEN, when working on the entire NUL-terminated
// strings we neither update nor use the state
// the current decoder state: this is only used by ToWChar() if srcLen
// parameter is not wxNO_LEN, when working on the entire NUL-terminated
// strings we neither update nor use the state