GLDisplay.connectCreateContext

gulong connectCreateContext(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T :  gstgl.glcontext.GLContext)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0] :  gstgl.glcontext.GLContext)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1] :  gstgl.gldisplay.GLDisplay)))
   &&  Parameters!T.length <  3)

Connect to CreateContext signal.

Overrides the GstGLContext creation mechanism. It can be called in any thread and it is emitted with display's object lock held.

Parameters

`callback`	signal callback delegate or function to connect `gstgl.glcontext.GLContext callback(gstgl.glcontext.GLContext context, gstgl.gldisplay.GLDisplay gLDisplay)` `context` other context to share resources with. (optional) `gLDisplay` the instance the signal is connected to (optional) `Returns` the new context.
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID