getBasicPropertiesAsync method
Implementation
Future<BasicProperties?> getBasicPropertiesAsync() {
final retValuePtr = calloc<COMObject>();
final completer = Completer<BasicProperties?>();
final hr = ptr.ref.vtable
.elementAt(10)
.cast<
Pointer<
NativeFunction<
HRESULT Function(Pointer, Pointer<COMObject>)>>>()
.value
.asFunction<int Function(Pointer, Pointer<COMObject>)>()(
ptr.ref.lpVtbl, retValuePtr);
if (FAILED(hr)) {
free(retValuePtr);
throw WindowsException(hr);
}
final asyncOperation = IAsyncOperation<BasicProperties?>.fromRawPointer(
retValuePtr,
creator: BasicProperties.fromRawPointer);
completeAsyncOperation(
asyncOperation, completer, asyncOperation.getResults);
return completer.future;
}