getCount method
Implementation
int getCount(Pointer<Uint32> pdwNumItems) => (ptr.ref.vtable + 7)
.cast<
Pointer<
NativeFunction<Int32 Function(Pointer, Pointer<Uint32> pdwNumItems)>
>
>()
.value
.asFunction<
int Function(Pointer, Pointer<Uint32> pdwNumItems)
>()(ptr.ref.lpVtbl, pdwNumItems);