cachedBoundingRectangle property

RECT get cachedBoundingRectangle

Implementation

RECT get cachedBoundingRectangle {
  final retValuePtr = calloc<RECT>();

  try {
    final hr = (ptr.ref.vtable + 75)
        .cast<
          Pointer<
            NativeFunction<Int32 Function(Pointer, Pointer<RECT> retVal)>
          >
        >()
        .value
        .asFunction<int Function(Pointer, Pointer<RECT> retVal)>()(
      ptr.ref.lpVtbl,
      retValuePtr,
    );

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

    final retValue = retValuePtr.ref;
    return retValue;
  } finally {
    free(retValuePtr);
  }
}