Gio.AppLaunchContext::get_startup_notify_id

function vfunc_get_startup_notify_id(info: Gio.AppInfo, files: Array(Gio.File)): String {
}
  

Initiates startup notification for the application and returns the `DESKTOP_STARTUP_ID` for the launched operation, if supported.

Startup notification IDs are defined in the [FreeDesktop.Org Startup Notifications standard](http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt").