Fixed a potential KVO crash.

The contentSize keypath should also be removed when showsPullToRefresh is set to NO.
harleywang · Jun 17, 2013 · 1145eed · 1145eed
1 parent 5b98a05
commit 1145eed
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/SVPullToRefresh/UIScrollView+SVPullToRefresh.m b/SVPullToRefresh/UIScrollView+SVPullToRefresh.m
@@ -120,6 +120,7 @@ - (void)setShowsPullToRefresh:(BOOL)showsPullToRefresh {
  if(!showsPullToRefresh) {
  if (self.pullToRefreshView.isObserving) {
  [self removeObserver:self.pullToRefreshView forKeyPath:@"contentOffset"];
+ [self removeObserver:self.pullToRefreshView forKeyPath:@"contentSize"];
  [self removeObserver:self.pullToRefreshView forKeyPath:@"frame"];
  [self.pullToRefreshView resetScrollViewContentInset];
  self.pullToRefreshView.isObserving = NO;