UIManager.connectPreActivate

gulong connectPreActivate(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T ==  void)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0] :  gtk.action.Action)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1] :  gtk.uimanager.UIManager)))
   &&  Parameters!T.length <  3)

Connect to PreActivate signal.

The ::pre-activate signal is emitted just before the action is activated.

This is intended for applications to get notification just before any action is activated.

Parameters

`callback`	signal callback delegate or function to connect `void callback(gtk.action.Action action, gtk.uimanager.UIManager uIManager)` `action` the action (optional) `uIManager` the instance the signal is connected to (optional)
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID