pickMultipleFilesAsync method
Implementation
Future<List<StorageFile>> pickMultipleFilesAsync() {
final retValuePtr = calloc<COMObject>();
final completer = Completer<List<StorageFile>>();
final hr = ptr.ref.vtable
.elementAt(16)
.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<IVectorView<StorageFile>>.fromRawPointer(
retValuePtr,
creator: (Pointer<COMObject> ptr) => IVectorView.fromRawPointer(ptr,
creator: StorageFile.fromRawPointer,
iterableIid: '{9ac00304-83ea-5688-87b6-ae38aab65d0b}'));
completeAsyncOperation(
asyncOperation, completer, () => asyncOperation.getResults().toList());
return completer.future;
}