Window.connectCloseRequest

gulong connectCloseRequest(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] :  gtk.window.Window)))
   &&  Parameters!T.length <  2)

Connect to CloseRequest signal.

Emitted when the user clicks on the close button of the window.

Parameters

`callback`	signal callback delegate or function to connect `bool callback(gtk.window.Window window)` `window` the instance the signal is connected to (optional) `Returns` true to stop other handlers from being invoked for the signal
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID