Emitted when the session manager is about to end the session, only
if register-session is TRUE. Applications can
connect to this signal and call Application.inhibit with
GTK_APPLICATION_INHIBIT_LOGOUT to delay the end of the session
until state has been saved.
Emitted when the session manager is about to end the session, only if register-session is TRUE. Applications can connect to this signal and call Application.inhibit with GTK_APPLICATION_INHIBIT_LOGOUT to delay the end of the session until state has been saved.