Sends a notification on behalf of this to the desktop shell.
There is no guarantee that the notification is displayed immediately, or even at all.
Notifications may persist after the application exits. It will be D-Bus-activated when the notification or one of its actions is activated.
notification after this call has no effect. However, the object can be reused for a later call to this function.
id may be any string that uniquely identifies the event for the application. It does not need to be in any special format. For
example, "new-message" might be appropriate for a notification about new messages.
If a previous notification was sent with the same
id, it will be replaced with
notification and shown again as if it
was a new notification. This works even for notifications sent from a previous execution of the application, as long as
id is the
id may be null, but it is impossible to replace or withdraw notifications without an id.
notification is no longer relevant, it can be withdrawn with
id of the notification, or null
the Notification to send