getItemAt method
Implementation
int getItemAt(int dwIndex, Pointer<Pointer<COMObject>> ppsi) =>
(ptr.ref.vtable + 8)
.cast<
Pointer<
NativeFunction<
Int32 Function(Pointer, Uint32 dwIndex,
Pointer<Pointer<COMObject>> ppsi)>>>()
.value
.asFunction<
int Function(Pointer, int dwIndex,
Pointer<Pointer<COMObject>> ppsi)>()(
ptr.ref.lpVtbl, dwIndex, ppsi);