public override void OnHide()
{
base.OnHide();
m_input.RemovePressDownCallBack(PressDown);
m_input.RemovePressUpCallBack(PressUp);
m_input.RemoveOverCallBack(OnEnterView);
m_input.RemoveExitCallBack(OnExitView);
m_fill_tween.RemoveTweenCompletedCallback(TweenFillFinished);
}