getField method

Pointer<VARIANT> getField(
  1. Pointer<NativeType> pvData,
  2. PCWSTR szFieldName
)

Returns a pointer to the VARIANT containing the value of a given field name.

Throws a WindowsException on failure.

To learn more, see learn.microsoft.com/windows/win32/api/oaidl/nf-oaidl-irecordinfo-getfield.

Implementation

Pointer<VARIANT> getField(Pointer pvData, PCWSTR szFieldName) {
  final pvarField = adaptiveCalloc<VARIANT>();
  final hr$ = HRESULT(_GetFieldFn(ptr, pvData, szFieldName, pvarField));
  if (hr$.isError) {
    free(pvarField);
    throw WindowsException(hr$);
  }
  return pvarField;
}