static void HookMiddleToTop_ThenBottomToMiddle_ThenCallBottom(BottomLayer bottom, MiddleLayer middle, TopLayer top)
{
middle.Event += top.TopLayerHandler;
middle.HookUpEvent(bottom);
System.Console.Write("HookMiddleToTop_ThenBottomToMiddle_ThenCallBottom:");
bottom.callEvent();
}
static void HookBottomToMiddle_ThenMiddleToTop_ThenCallBottom(BottomLayer bottom, MiddleLayer middle, TopLayer top)
{
middle.HookUpEvent(bottom);
middle.Event += top.TopLayerHandler;
try { bottom.callEvent(); }
catch(System.NullReferenceException)
{
System.Console.Write("HookBottomToMiddle_ThenMiddleToTop_ThenCallBottom: Event was null\n");
}
}
public void HookUpEvent(BottomLayer bl)
{
bl.Event += this.Event;
}
