protected virtual void SelectButton(int no)
{
// unselect current button
DisplayObject button = Buttons[CurrentSelection];
RectangleShape back = (RectangleShape)button.GetChildAt(0);
back.FillColor = new Color(0, 0, 0, 150);
back.OutlineColor = new Color(0, 0, 0, 0);
// select button
while (Buttons[no] == null)
{
no = no == ButtonNames.Count - 1 ? 0 : no + 1;
}
button = Buttons[no];
back = (RectangleShape)button.GetChildAt(0);
back.FillColor = new Color(255, 255, 255, 20);
back.OutlineColor = new Color(255, 255, 255, 180);
CurrentSelection = no;
}
