System.Windows.Interop.ActiveXHost.TransitionFromInPlaceActiveToUIActive C# (CSharp) Méthode

        private void TransitionFromInPlaceActiveToUIActive()
        {
            Debug.Assert(this.ActiveXState == ActiveXHelper.ActiveXState.InPlaceActive, "Wrong start state to transition from");
            if (this.ActiveXState == ActiveXHelper.ActiveXState.InPlaceActive)
            {
                DoVerb(NativeMethods.OLEIVERB_UIACTIVATE);

                //
                // We are now UIActive!
                this.ActiveXState = ActiveXHelper.ActiveXState.UIActive;
            }
        }