Makes [class@Portal] start monitoring the login session state.
When the state changes, the [signal@Portal:XdpPortal:session-state-changed] signal is emitted.
Use [[email protected]_monitor_stop] to stop monitoring.
| this |
a [class@Portal] |
| parent |
a XdpParent, or `NULL` |
| flags |
options for this call |
| cancellable |
optional [[email protected]] |
| callback |
a callback to call when the request is done |
| data |
data to pass to |