## AppointmentMessageClass {#appointmentmessageclass}

Indicates the message class of the Meeting object to be generated from the Meeting Request object. Area: Meetings Canonical name: PidLidAppointmentMessageClass Alternate names: dispidApptMessageClass

**Returns:** System::SharedPtr < PidLidPropertyDescriptor > Aspose::Email::Mapi::

```cpp
AppointmentMessageClass()
```