createEventHandlerGroup method
Implementation
int createEventHandlerGroup(Pointer<Pointer<COMObject>> handlerGroup) =>
(ptr.ref.vtable + 70)
.cast<
Pointer<
NativeFunction<
Int32 Function(Pointer,
Pointer<Pointer<COMObject>> handlerGroup)>>>()
.value
.asFunction<
int Function(
Pointer, Pointer<Pointer<COMObject>> handlerGroup)>()(
ptr.ref.lpVtbl, handlerGroup);