Display.connectOpened

gulong connectOpened(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] :  gdk.display.Display)))
   &&  Parameters!T.length <  2)

Connect to Opened signal.

The ::opened signal is emitted when the connection to the windowing system for display is opened.

Parameters

`callback`	signal callback delegate or function to connect `void callback(gdk.display.Display display)` `display` 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