AddWeeks method

void AddWeeks(
  1. int weeks
)

Implementation

void AddWeeks(int weeks) {
  final hr = _thisPtr.ref.vtable
      .elementAt(48)
      .cast<Pointer<NativeFunction<HRESULT Function(Pointer, Int32 weeks)>>>()
      .value
      .asFunction<
          int Function(Pointer, int weeks)>()(_thisPtr.ref.lpVtbl, weeks);

  if (FAILED(hr)) throw WindowsException(hr);
}