| Value | Meaning |
|---|---|
| Invalid0 | Returned from gstvideo.navigation.Navigation.messageGetType when the passed message is not a navigation message. |
| MouseOver1 | Sent when the mouse moves over or leaves a clickable region of the output, such as a DVD menu button. |
| CommandsChanged2 | Sent when the set of available commands changes and should re-queried by interested applications. |
| AnglesChanged3 | Sent when display angles in a multi-angle feature (such as a multiangle DVD) change - either angles have appeared or disappeared. |
| Event4 | Sent when a navigation event was not handled by any element in the pipeline (Since: 1.6) |
A set of notifications that may be received on the bus when navigation related status changes.