DBusAuthObserver.connectAllowMechanism

gulong connectAllowMechanism(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]  ==  string)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1] :  gio.dbus_auth_observer.DBusAuthObserver)))
   &&  Parameters!T.length <  3)

Connect to AllowMechanism signal.

Emitted to check if mechanism is allowed to be used.

Parameters

`callback`	signal callback delegate or function to connect `bool callback(string mechanism, gio.dbus_auth_observer.DBusAuthObserver dBusAuthObserver)` `mechanism` The name of the mechanism, e.g. `DBUS_COOKIE_SHA1`. (optional) `dBusAuthObserver` the instance the signal is connected to (optional) `Returns` true if mechanism can be used to authenticate the other peer, false if not.
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID