public AbstractEnterExitStateHandler Pop()
{
AbstractEnterExitStateHandler result = activeStateHandler;
activeStateHandler = null;
return(result);
}
public void Push(AbstractEnterExitStateHandler stateHandler)
{
if (activeStateHandler != null)
{
Pop().OnExit();
}
activeStateHandler = stateHandler;
}
public void OnStateChanged(string state)
{
if (state == HandledState && !isInHandledState)
{
isInHandledState = true;
exitHandler.Push(this);
OnEnter();
}
else if (state != HandledState && isInHandledState)
{
isInHandledState = false;
AbstractEnterExitStateHandler abstractEnterExitStateHandler = exitHandler.Pop();
if (abstractEnterExitStateHandler == this)
{
OnExit();
}
}
}
