setVoice method
Implementation
int setVoice(Pointer<COMObject> pToken) =>
(ptr.ref.vtable + 18)
.cast<
Pointer<
NativeFunction<Int32 Function(Pointer, Pointer<COMObject> pToken)>
>
>()
.value
.asFunction<int Function(Pointer, Pointer<COMObject> pToken)>()(
ptr.ref.lpVtbl,
pToken,
);