#130 also clears recycled cells when app enters backgound

kolinkrewinkel · Apr 4, 2012 · 69b3221 · 69b3221
1 parent 7d451f7
commit 69b3221
Showing 1 changed file with 14 additions and 2 deletions.
diff --git a/KKGridView/KKGridView.m b/KKGridView/KKGridView.m
@@ -86,6 +86,10 @@ - (void)_cleanupMetrics;
 - (void)_commonReload;
 - (void)_softReload;
 
+// Notifications
+- (void)_applicationDidReceiveMemoryWarning:(NSNotification *)notification;
+- (void)_applicationDidEnterBackgound:(NSNotification *)notification;
+
 // Torch-passers
 - (void)_respondToBoundsChange;
 
@@ -205,7 +209,8 @@ - (void)_sharedInitialization
     [self addObserver:self forKeyPath:@"contentOffset" options:NSKeyValueObservingOptionNew context:NULL];
     [self addObserver:self forKeyPath:@"tracking" options:NSKeyValueObservingOptionNew context:NULL];
 
-    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(applicationDidReceiveMemoryWarning:) name:UIApplicationDidReceiveMemoryWarningNotification object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_applicationDidReceiveMemoryWarning:) name:UIApplicationDidReceiveMemoryWarningNotification object:nil];
+      [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_applicationDidEnterBackgound:) name:UIApplicationDidEnterBackgroundNotification object:nil];
 }
 
 #pragma mark - Cleanup
@@ -214,6 +219,8 @@ - (void)dealloc
 {
     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationDidReceiveMemoryWarningNotification object:nil];
 
+    [[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationDidEnterBackgroundNotification object:nil];
+
     [self removeObserver:self forKeyPath:@"contentOffset"];
     [self removeObserver:self forKeyPath:@"tracking"];
     [self removeGestureRecognizer:_selectionRecognizer];
@@ -1560,7 +1567,12 @@ - (void) _removeUnusedCells
     [_reusableCells removeAllObjects];
 }
 
-- (void) applicationDidReceiveMemoryWarning:(NSNotification *)notification
+- (void) _applicationDidReceiveMemoryWarning:(NSNotification *)notification
+{
+    [self _removeUnusedCells];
+}
+
+- (void) _applicationDidEnterBackgound:(NSNotification *)notification 
 {
     [self _removeUnusedCells];
 }