Application.connectNameLost

gulong connectNameLost(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T ==  bool)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0] :  gio.application.Application)))
   &&  Parameters!T.length <  2)

Connect to NameLost signal.

The ::name-lost signal is emitted only on the registered primary instance when a new instance has taken over. This can only happen if the application is using the [gio.types.ApplicationFlags.AllowReplacement] flag.

The default handler for this signal calls [gio.application.Application.quit].

Parameters

`callback`	signal callback delegate or function to connect `bool callback(gio.application.Application application)` `application` the instance the signal is connected to (optional) `Returns` true if the signal has been handled
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID