Add property 'wakeUpMainThread'.

vlfm · Aug 1, 2013 · f8944e0 · f8944e0
1 parent a044651
commit f8944e0
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Showing 2 changed files with 19 additions and 3 deletions.
diff --git a/src/SerialImageDecompressor.h b/src/SerialImageDecompressor.h
@@ -6,6 +6,8 @@
 
 @property (nonatomic, weak) id <SerialImageDecompressorDelegate> delegate;
 
+@property (atomic) BOOL wakeUpMainThread; // YES
+
 - (void)postImageForDecompression:(UIImage *)image context:(id)context;
 - (void)cancelOperations;
 

diff --git a/src/SerialImageDecompressor.m b/src/SerialImageDecompressor.m
@@ -6,8 +6,12 @@ @implementation SerialImageDecompressor {
 
 - (id)init {
     self = [super init];
+
     _queue = [[NSOperationQueue alloc] init];
     _queue.maxConcurrentOperationCount = 1;
+
+    _wakeUpMainThread = YES;
+
     return self;
 }
 
@@ -16,10 +20,20 @@ - (void)postImageForDecompression:(UIImage *)image context:(id)context {
 
         UIImage *decompressedImage = [SerialImageDecompressor decompressImage:image];
 
-        CFRunLoopPerformBlock(CFRunLoopGetMain(), kCFRunLoopDefaultMode, ^ {
-            [self.delegate decompressor:self didDecompressImage:decompressedImage context:context];
+        if (self.wakeUpMainThread) {
+
+            dispatch_async(dispatch_get_main_queue(), ^{
+                [self.delegate decompressor:self didDecompressImage:decompressedImage context:context];
+            });
 
-        });
+        } else {
+
+            CFRunLoopPerformBlock(CFRunLoopGetMain(), kCFRunLoopDefaultMode, ^ {
+                [self.delegate decompressor:self didDecompressImage:decompressedImage context:context];
+            });
+
+        }
+
     }];
 }