Merge pull request gali8#168 from ws233/master

Protect against initialize being called many times.
bright60 · Apr 22, 2015 · 2cea0da · 2cea0da
2 parents ed0a966 + 6e90884
commit 2cea0da
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/TesseractOCR/G8Tesseract.mm b/TesseractOCR/G8Tesseract.mm
@@ -58,10 +58,12 @@ + (void)initialize {
 
     [super initialize];
 
-    [[NSNotificationCenter defaultCenter] addObserver:self
-                                             selector:@selector(didReceiveMemoryWarningNotification:)
-                                                 name:UIApplicationDidReceiveMemoryWarningNotification
-                                               object:nil];
+    if (self == [G8Tesseract self]) {
+        [[NSNotificationCenter defaultCenter] addObserver:self
+                                                 selector:@selector(didReceiveMemoryWarningNotification:)
+                                                     name:UIApplicationDidReceiveMemoryWarningNotification
+                                                   object:nil];
+    }
 }
 
 + (void)didReceiveMemoryWarningNotification:(NSNotification*)notification {