ComponentFactory.Krypton.Toolkit.VisualTaskDialog.UpdateChrome C# (CSharp) Method

        private void UpdateChrome()
        {
            if (((_commonButtons & TaskDialogButtons.Cancel) == TaskDialogButtons.Cancel) || _allowDialogClose)
                ControlBox = true;
            else
                ControlBox = false;

            _buttonOK.IgnoreAltF4 = !ControlBox;
            _buttonYes.IgnoreAltF4 = !ControlBox;
            _buttonNo.IgnoreAltF4 = !ControlBox;
            _buttonCancel.IgnoreAltF4 = !ControlBox;
            _buttonRetry.IgnoreAltF4 = !ControlBox;
            _buttonClose.IgnoreAltF4 = !ControlBox;
        }