GetClassID method
Implementation
int GetClassID(Pointer<GUID> pClassID) => ptr.ref.vtable
.elementAt(3)
.cast<
Pointer<
NativeFunction<
Int32 Function(Pointer, Pointer<GUID> pClassID)>>>()
.value
.asFunction<int Function(Pointer, Pointer<GUID> pClassID)>()(
ptr.ref.lpVtbl, pClassID);