IOS UItableView 滚动到底 触发事件

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate{
    if(NO)
    {
        
    }
    else
    {
        CGPoint offset1 = scrollView.contentOffset;
        CGRect bounds1 = scrollView.bounds;
        CGSize size1 = scrollView.contentSize;
        UIEdgeInsets inset1 = scrollView.contentInset;
        float y1 = offset1.y + bounds1.size.height - inset1.bottom;
        float h1 = size1.height;
        if (y1 > tabView.frame.size.height) {
            flagShuaxin = YES;
        }
        else if (y1 < tabView.frame.size.height) {
            flagShuaxin = NO;
        }
        else if (y1 == tabView.frame.size.height) {
            NSLog(@"%@", flagShuaxin ? @"上拉刷新" : @"下拉刷新");
        }
        if(flagShuaxin)//上提加载更多
        {
            if (_refreshFooterView)
            {
                [_refreshFooterView egoRefreshScrollViewDidEndDragging:scrollView];
            }
        }

    }
}