The class is conditionally abstract in: qt, qt/client, qt/server
This class transports all data necessary to calculate the free seats of an event
| Property | Column |
| canuse | canuse |
| capacity | capacity |
| id | eventid |
| iscancelled | iscancelled |
| price | price |
| room | roomid |
| seatplanid | seatplanid |
| seatplaninfo | seatplaninfo |
| ticketsales | ticketsales |